/* 速加云 sujiayun.com — slate + blue system */
:root {
  --ink: #141414;
  --ink-soft: #3d3d3d;
  --muted: #6f6f6f;
  --line: rgba(20, 20, 20, 0.09);
  --line-strong: rgba(20, 20, 20, 0.14);
  --paper: #f3f5f9;
  --surface: rgba(255, 255, 255, 0.72);
  --surface-solid: #ffffff;
  --glass: rgba(255, 255, 255, 0.55);
  --glass-strong: rgba(255, 255, 255, 0.78);
  --glass-border: rgba(255, 255, 255, 0.55);
  --glass-blur: blur(18px) saturate(1.35);
  --glass-shadow:
    0 4px 6px rgba(20, 20, 20, 0.03),
    0 16px 40px rgba(20, 20, 20, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
  --accent: #2563eb;
  --accent-2: #3b82f6;
  --accent-deep: #1d4ed8;
  --accent-soft: rgba(37, 99, 235, 0.1);
  --accent-glow: rgba(37, 99, 235, 0.28);
  --radius: 20px;
  --radius-sm: 14px;
  --radius-xs: 10px;
  --shadow: 0 4px 6px rgba(20, 20, 20, 0.03), 0 16px 40px rgba(20, 20, 20, 0.07);
  --shadow-hover: 0 8px 16px rgba(20, 20, 20, 0.04), 0 24px 56px rgba(20, 20, 20, 0.12);
  --shadow-btn: 0 10px 24px var(--accent-glow);
  --max: 1160px;
  --font: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --display: "Manrope", "Noto Sans SC", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(980px 460px at 12% -6%, rgba(37, 99, 235, 0.14), transparent 58%),
    radial-gradient(820px 420px at 92% 4%, rgba(59, 130, 246, 0.1), transparent 55%),
    radial-gradient(700px 380px at 50% 42%, rgba(20, 20, 20, 0.035), transparent 60%),
    linear-gradient(180deg, #f7f9fc 0%, var(--paper) 42%, #e8edf5 100%);
  line-height: 1.75;
  font-size: 16px;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, .btn { font: inherit; }

.container {
  width: min(100% - 2.25rem, var(--max));
  margin-inline: auto;
}

/* ========== Header / Menu ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  background: rgba(247, 249, 252, 0.62);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: rgba(20, 20, 20, 0.08);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 8px 30px rgba(10, 22, 40, 0.05);
}

/* 通用玻璃面 */
.glass,
.hero-meta > div,
.pub-console,
.feature-item,
.service-card,
.process-item,
.case-card,
.faq-item,
.faq-hi,
.faq-quick a,
.faq-side-card.soft,
.guide-card,
.trust-copy,
.trust-points,
.side-panel,
.related-grid .guide-card {
  background: var(--glass);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border-color: rgba(20, 20, 20, 0.08);
  box-shadow: var(--glass-shadow);
}

.nav {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow:
    0 0 0 1px rgba(59, 130, 246, 0.35),
    0 10px 22px rgba(37, 99, 235, 0.28),
    0 4px 12px rgba(29, 78, 216, 0.22);
  background: linear-gradient(145deg, #3b82f6, #1d4ed8);
  border: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.brand:hover .brand-logo {
  transform: translateY(-1px) scale(1.04);
  box-shadow:
    0 0 0 1px rgba(191, 219, 254, 0.45),
    0 14px 28px rgba(15, 23, 42, 0.32),
    0 6px 16px rgba(96, 165, 250, 0.28);
}

.brand-text {
  display: grid;
  line-height: 1.12;
  gap: 0.08rem;
}

.brand-text strong {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 750;
  letter-spacing: -0.03em;
  background: linear-gradient(105deg, var(--ink) 40%, #1d4ed8 140%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand-text span {
  font-size: 0.62rem;
  color: var(--muted);
  font-weight: 550;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

html[data-theme="dark"] .brand-text strong {
  background: linear-gradient(105deg, #f0f6ff 30%, #3b82f6 160%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-shell {
  display: flex;
  align-items: center;
  padding: 0.28rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(20, 20, 20, 0.05);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.12rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.38rem;
  padding: 0.52rem 0.88rem;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--display);
  letter-spacing: 0.01em;
  transition:
    background 0.22s var(--ease),
    color 0.22s var(--ease),
    box-shadow 0.22s var(--ease),
    transform 0.22s var(--ease);
}

.nav-links a > i,
.nav-links a > svg {
  display: inline-block;
  width: 14px;
  height: 14px;
  stroke-width: 1.5;
  opacity: 0.72;
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), color 0.22s var(--ease);
}

.nav-links a:hover {
  color: var(--accent-deep);
  background: var(--accent-soft);
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.12);
}

.nav-links a:hover > i,
.nav-links a:hover > svg {
  opacity: 1;
  color: var(--accent);
  transform: scale(1.08);
}

.nav-links a.is-active {
  color: var(--accent-deep);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.14), rgba(37, 99, 235, 0.12));
  box-shadow: inset 0 0 0 1px rgba(37, 99, 235, 0.16);
}

.nav-links a.is-active > i,
.nav-links a.is-active > svg {
  opacity: 1;
  color: var(--accent);
}

.nav-links a.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0.18rem;
  width: 16px;
  height: 2px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  transform: translateX(-50%);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
}

.nav-actions .btn {
  min-height: 40px;
  padding: 0.55rem 0.95rem;
  border-radius: 11px;
  font-size: 0.86rem;
}

.nav-actions .btn i,
.nav-actions .btn svg {
  width: 14px;
  height: 14px;
  stroke-width: 1.6;
}

.menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--surface);
  cursor: pointer;
  color: var(--ink);
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.menu-btn i,
.menu-btn svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.6;
}

.menu-btn:hover {
  border-color: rgba(37, 99, 235, 0.35);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.12);
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 46px;
  padding: 0.72rem 1.2rem;
  border-radius: 13px;
  border: 1px solid transparent;
  font-family: var(--display);
  font-weight: 650;
  font-size: 0.94rem;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), background 0.22s var(--ease), border-color 0.22s var(--ease);
}

.btn i, .btn svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  stroke-width: 1.6;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 68%, #1d4ed8 100%);
  color: #fff;
  box-shadow: var(--shadow-btn);
}

.btn-primary:hover {
  box-shadow: 0 14px 32px rgba(37, 99, 235, 0.38);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.55);
  border-color: rgba(20, 20, 20, 0.12);
  color: var(--ink);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
  backdrop-filter: blur(12px) saturate(1.2);
}

.btn-secondary:hover {
  border-color: rgba(37, 99, 235, 0.35);
  box-shadow: 0 10px 24px rgba(10, 22, 40, 0.08);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.18);
}

.btn-lg {
  min-height: 52px;
  padding-inline: 1.4rem;
  font-size: 0.98rem;
}

/* ========== Hero ========== */
.hero {
  position: relative;
  overflow: hidden;
  padding: 3.8rem 0 3.2rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.75rem;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 1;
}

.hero-copy > .hero-kicker,
.hero-copy > h1,
.hero-copy > .hero-lead,
.hero-copy > .hero-cta,
.hero-copy > .hero-meta {
  animation: heroRise 0.85s var(--ease) both;
}

.hero-copy > .hero-kicker { animation-delay: 0.05s; }
.hero-copy > h1 { animation-delay: 0.16s; }
.hero-copy > .hero-lead { animation-delay: 0.28s; }
.hero-copy > .hero-cta { animation-delay: 0.4s; }
.hero-copy > .hero-meta { animation-delay: 0.5s; }

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.42rem 0.82rem;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--accent-deep);
  font-family: var(--display);
  font-weight: 650;
  font-size: 0.84rem;
  letter-spacing: 0.01em;
  margin-bottom: 1.25rem;
  border: 1px solid rgba(37, 99, 235, 0.18);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
  backdrop-filter: blur(10px) saturate(1.2);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
  position: relative;
  overflow: hidden;
}

.hero-kicker::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 -40%;
  width: 38%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  animation: heroSheen 3.6s ease-in-out infinite;
  pointer-events: none;
}

.hero-kicker i,
.hero-kicker svg {
  width: 13px;
  height: 13px;
  stroke-width: 1.5;
  animation: heroSpark 2.4s ease-in-out infinite;
  flex-shrink: 0;
}

.hero h1 {
  font-family: var(--display);
  font-size: clamp(2.2rem, 4.6vw, 3.45rem);
  line-height: 1.14;
  letter-spacing: -0.038em;
  font-weight: 780;
  margin: 0 0 1.05rem;
  display: grid;
  gap: 0.22rem;
  max-width: 11.5em;
}

.hero-brand {
  display: block;
  font-size: 1.12em;
  letter-spacing: -0.045em;
  background: linear-gradient(105deg, #141414 0%, #141414 36%, #2563eb 52%, #3b82f6 62%, #141414 78%, #141414 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: brandShine 5.5s ease-in-out infinite;
}

.hero-sep {
  display: none;
}

.hero-platforms {
  display: block;
  font-size: 0.62em;
  font-weight: 720;
  letter-spacing: -0.02em;
  color: var(--ink-soft);
  line-height: 1.25;
}

.hero-tagline {
  display: inline-block;
  width: fit-content;
  font-size: 0.58em;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--accent-deep);
  position: relative;
  padding-bottom: 0.18em;
}

.hero-tagline::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 0.18em;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent-2), var(--accent), transparent 85%);
  transform-origin: left center;
  animation: tagDraw 1.2s var(--ease) 0.55s both;
}

.hero-lead {
  max-width: 34rem;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.82;
  margin: 0 0 1.55rem;
}

.hero-lead b {
  color: var(--ink);
  font-weight: 680;
}

.hero-lead em {
  font-style: normal;
  color: var(--accent-deep);
  font-weight: 700;
  background: linear-gradient(180deg, transparent 62%, rgba(37, 99, 235, 0.18) 62%);
  padding: 0 0.08em;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.7rem;
}

.hero-cta .btn-primary,
.btn-cta-live {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  animation:
    ctaFloat 1.8s ease-in-out infinite,
    ctaGlow 2.2s ease-in-out infinite;
}

.btn-cta-live::before,
.hero-cta .btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    transparent 20%,
    rgba(255, 255, 255, 0.45) 45%,
    transparent 70%
  );
  transform: translateX(-130%);
  animation: ctaSheen 2.6s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.btn-cta-live > *,
.hero-cta .btn-primary > * {
  position: relative;
  z-index: 1;
}

.btn-cta-live i,
.btn-cta-live svg,
.hero-cta .btn-primary i,
.hero-cta .btn-primary svg {
  animation: ctaIconWiggle 1.8s ease-in-out infinite;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  max-width: 30rem;
}

.hero-meta > div {
  padding: 0.78rem 0.85rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.48);
  border: 1px solid rgba(20, 20, 20, 0.08);
  min-height: 74px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
  animation: metaPop 0.7s var(--ease) both;
  animation-delay: calc(0.62s + var(--i, 0) * 0.1s);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.hero-meta > div:hover {
  transform: translateY(-3px);
  border-color: rgba(37, 99, 235, 0.28);
}

.hero-meta strong {
  display: block;
  font-family: var(--display);
  font-size: 1.22rem;
  font-weight: 780;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1.15;
  background: linear-gradient(120deg, var(--ink) 40%, var(--accent-deep));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-meta span {
  display: block;
  margin-top: 0.18rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.35;
}

@keyframes heroRise {
  from { opacity: 0; transform: translateY(18px); filter: blur(4px); }
  to { opacity: 1; transform: none; filter: none; }
}

@keyframes brandShine {
  0%, 100% { background-position: 100% 50%; }
  45%, 55% { background-position: 0% 50%; }
}

@keyframes heroSheen {
  0%, 55% { transform: translateX(0); opacity: 0; }
  60% { opacity: 1; }
  85%, 100% { transform: translateX(320%); opacity: 0; }
}

@keyframes heroSpark {
  0%, 100% { transform: rotate(0deg) scale(1); opacity: 0.85; }
  50% { transform: rotate(12deg) scale(1.12); opacity: 1; }
}

@keyframes tagDraw {
  from { transform: scaleX(0); opacity: 0; }
  to { transform: scaleX(1); opacity: 1; }
}

@keyframes metaPop {
  from { opacity: 0; transform: translateY(14px) scale(0.97); }
  to { opacity: 1; transform: none; }
}

@keyframes ctaPulse {
  0%, 100% { box-shadow: var(--shadow-btn); }
  50% { box-shadow: 0 14px 34px rgba(37, 99, 235, 0.42); }
}

@keyframes ctaFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-5px) scale(1.03); }
}

@keyframes ctaGlow {
  0%, 100% {
    box-shadow:
      0 10px 24px rgba(37, 99, 235, 0.28),
      0 0 0 0 rgba(37, 99, 235, 0.35);
  }
  50% {
    box-shadow:
      0 16px 36px rgba(37, 99, 235, 0.48),
      0 0 0 10px rgba(37, 99, 235, 0);
  }
}

@keyframes ctaSheen {
  0%, 35% { transform: translateX(-130%); opacity: 0; }
  45% { opacity: 1; }
  70%, 100% { transform: translateX(130%); opacity: 0; }
}

@keyframes ctaIconWiggle {
  0%, 100% { transform: rotate(0deg) scale(1); }
  25% { transform: rotate(-10deg) scale(1.08); }
  50% { transform: rotate(8deg) scale(1.05); }
  75% { transform: rotate(-4deg) scale(1.08); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-copy > .hero-kicker,
  .hero-copy > h1,
  .hero-copy > .hero-lead,
  .hero-copy > .hero-cta,
  .hero-copy > .hero-meta,
  .hero-meta > div,
  .hero-kicker::after,
  .hero-kicker i,
  .hero-kicker svg,
  .hero-brand,
  .hero-tagline::after,
  .hero-cta .btn-primary,
  .btn-cta-live,
  .btn-cta-live::before,
  .hero-cta .btn-primary::before,
  .btn-cta-live i,
  .btn-cta-live svg,
  .hero-cta .btn-primary i,
  .hero-cta .btn-primary svg {
    animation: none !important;
  }
}

.hero-visual {
  position: relative;
  min-height: 0;
  display: grid;
  place-items: center;
}

.pub-console {
  position: relative;
  width: 100%;
  max-width: 560px;
  border-radius: var(--radius);
  overflow: hidden;
  color: var(--ink);
  background:
    radial-gradient(640px 240px at 100% 0%, rgba(37, 99, 235, 0.12), transparent 55%),
    rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  padding: 1.05rem 1.05rem 1.1rem;
  display: grid;
  gap: 0.85rem;
}

.pc-beam {
  position: absolute;
  inset: auto -20% -40% 40%;
  height: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.1), transparent 68%);
  pointer-events: none;
  animation: pcPulse 5.5s ease-in-out infinite;
}

.pc-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.pc-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.pc-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
  animation: pcPing 1.8s ease-out infinite;
  flex-shrink: 0;
}

.pc-title strong {
  font-family: var(--display);
  font-size: 0.94rem;
  font-weight: 740;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.pc-title em {
  font-style: normal;
  font-size: 0.66rem;
  color: var(--muted);
  font-family: var(--display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pc-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.34rem 0.68rem;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid rgba(37, 99, 235, 0.22);
  color: var(--accent-deep);
  font-size: 0.72rem;
  font-weight: 680;
  font-family: var(--display);
  white-space: nowrap;
}

.pc-status i,
.pc-status svg {
  width: 13px;
  height: 13px;
  stroke-width: 1.5;
}

.pc-banner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.2rem;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(255, 255, 255, 0.35));
  border: 1px solid rgba(37, 99, 235, 0.16);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
  backdrop-filter: blur(10px) saturate(1.2);
}

.pc-banner-kicker {
  font-size: 0.68rem;
  font-family: var(--display);
  font-weight: 720;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.pc-banner strong {
  font-family: var(--display);
  font-size: 1.12rem;
  font-weight: 760;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.pc-banner small {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.pc-platforms {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.pc-plat {
  position: relative;
  border-radius: 16px;
  padding: 0.9rem 0.85rem;
  background: rgba(255, 255, 255, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.5);
  display: grid;
  gap: 0.65rem;
  overflow: hidden;
  -webkit-backdrop-filter: blur(12px) saturate(1.2);
  backdrop-filter: blur(12px) saturate(1.2);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.pc-plat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--line-strong);
}

.pc-plat--play::before {
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
}

.pc-plat--apple::before {
  background: linear-gradient(180deg, #3d3d3d, #141414);
}

.pc-plat--play {
  background: linear-gradient(160deg, rgba(37, 99, 235, 0.1), rgba(255, 255, 255, 0.4) 46%);
  border-color: rgba(37, 99, 235, 0.18);
}

.pc-plat--apple {
  background: linear-gradient(160deg, rgba(20, 20, 20, 0.05), rgba(255, 255, 255, 0.4) 46%);
}

.pc-plat:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.pc-plat--play:hover { border-color: rgba(37, 99, 235, 0.34); }
.pc-plat--apple:hover { border-color: rgba(20, 20, 20, 0.18); }

.pc-plat header {
  display: grid;
  grid-template-columns: 34px 1fr auto;
  gap: 0.55rem;
  align-items: start;
}

.pc-ico {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--line);
}

.pc-plat--play .pc-ico {
  background: var(--accent-soft);
  color: var(--accent-deep);
  border-color: rgba(37, 99, 235, 0.2);
}

.pc-plat--apple .pc-ico {
  background: #141414;
  color: #fff;
  border-color: #141414;
}

.pc-ico i,
.pc-ico svg {
  width: 15px;
  height: 15px;
  stroke-width: 1.5;
}

.pc-plat header strong {
  display: block;
  font-family: var(--display);
  font-size: 0.9rem;
  font-weight: 740;
  line-height: 1.2;
  color: var(--ink);
}

.pc-plat header small {
  display: block;
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.68rem;
  line-height: 1.4;
}

.pc-plat header b {
  font-size: 0.62rem;
  font-weight: 760;
  font-family: var(--display);
  letter-spacing: 0.05em;
  padding: 0.24rem 0.48rem;
  border-radius: 999px;
  white-space: nowrap;
}

.tag-live {
  color: var(--accent-deep);
  background: var(--accent-soft);
  border: 1px solid rgba(37, 99, 235, 0.28);
}

.tag-pass {
  color: #1f5c38;
  background: rgba(40, 120, 80, 0.1);
  border: 1px solid rgba(40, 120, 80, 0.22);
}

.pc-meter {
  position: relative;
  height: 6px;
  border-radius: 99px;
  background: rgba(20, 20, 20, 0.06);
  overflow: visible;
}

.pc-meter > i {
  position: absolute;
  right: 0;
  top: -1.1rem;
  font-style: normal;
  font-size: 0.66rem;
  font-family: var(--display);
  font-weight: 720;
  color: var(--accent-deep);
  letter-spacing: 0.02em;
}

.pc-meter.done > i { color: #1f5c38; }

.pc-meter span {
  display: block;
  height: 100%;
  width: var(--p, 70%);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  animation: pcBar 1.8s ease-out both;
}

.pc-meter.done span {
  background: linear-gradient(90deg, #5da87a, #2f7a4e);
}

.pc-plat ul {
  list-style: none;
  margin: 0;
  padding: 0.55rem 0 0;
  display: grid;
  gap: 0.38rem;
  border-top: 1px solid var(--line);
}

.pc-plat li {
  display: flex;
  align-items: center;
  gap: 0.42rem;
  font-size: 0.74rem;
  color: var(--ink-soft);
  line-height: 1.35;
}

.pc-plat li i,
.pc-plat li svg {
  width: 12px;
  height: 12px;
  stroke-width: 1.8;
  color: #2f7a4e;
  flex-shrink: 0;
}

.pc-plat li.pending {
  color: var(--accent-deep);
}

.pc-plat li.pending i,
.pc-plat li.pending svg {
  color: var(--accent);
  animation: pcSpin 1.2s linear infinite;
}

.pc-flow {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.45rem;
}

.pc-step {
  display: grid;
  gap: 0.2rem;
  padding: 0.58rem 0.4rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.38);
  border: 1px solid rgba(20, 20, 20, 0.08);
  text-align: center;
  font-size: 0.7rem;
  color: var(--muted);
  font-family: var(--display);
  font-weight: 650;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.pc-step span {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: rgba(20, 20, 20, 0.35);
}

.pc-step.on {
  color: var(--ink);
  background: var(--accent-soft);
  border-color: rgba(37, 99, 235, 0.24);
}

.pc-step.on span { color: var(--accent-deep); }

.pc-foot {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr 1.25fr;
  gap: 0.55rem;
}

.pc-kpi {
  border-radius: 14px;
  padding: 0.72rem 0.75rem;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(20, 20, 20, 0.08);
  display: grid;
  gap: 0.12rem;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.pc-kpi strong {
  font-family: var(--display);
  font-size: 1.02rem;
  font-weight: 760;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.pc-kpi span {
  font-size: 0.7rem;
  color: var(--muted);
}

.pc-kpi.accent {
  background: linear-gradient(135deg, var(--accent-2), var(--accent) 55%, var(--accent-deep));
  border-color: transparent;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.42rem;
  grid-template-columns: none;
  box-shadow: var(--shadow-btn);
}

.pc-kpi.accent span {
  color: #fff;
  font-family: var(--display);
  font-weight: 740;
  font-size: 0.8rem;
}

.pc-kpi.accent i,
.pc-kpi.accent svg {
  width: 15px;
  height: 15px;
  stroke-width: 1.6;
}

@keyframes pcPulse {
  0%, 100% { opacity: 0.65; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.06); }
}

@keyframes pcPing {
  0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.5); }
  70% { box-shadow: 0 0 0 9px rgba(37, 99, 235, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

@keyframes pcBar {
  from { width: 0; }
  to { width: var(--p, 70%); }
}

@keyframes pcSpin {
  to { transform: rotate(360deg); }
}

/* ========== Sections ========== */
.section { padding: 4.2rem 0; }

.section-head {
  max-width: 40rem;
  margin-bottom: 1.9rem;
}

.section-head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent-deep);
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.55rem;
}

.section-head .eyebrow i,
.section-head .eyebrow svg {
  width: 13px;
  height: 13px;
  stroke-width: 1.5;
  opacity: 0.85;
}

.section-head h2 {
  font-family: var(--display);
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  letter-spacing: -0.03em;
  line-height: 1.22;
  font-weight: 750;
  margin: 0 0 0.7rem;
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(243, 243, 241, 0.45));
  border-block: 1px solid rgba(20, 20, 20, 0.06);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

/* ========== Feature strip ========== */
.feature-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.9rem;
}

.feature-item {
  position: relative;
  overflow: hidden;
  padding: 1.2rem 1.1rem 1.15rem;
  border-radius: 20px;
  background:
    radial-gradient(280px 120px at 100% 0%, rgba(37, 99, 235, 0.1), transparent 62%),
    rgba(255, 255, 255, 0.58);
  border: 0;
  display: grid;
  align-content: start;
  gap: 0.18rem;
  min-height: 168px;
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
  animation: fiRise 0.7s var(--ease) both;
  animation-delay: calc(0.08s + var(--fi, 0) * 0.08s);
}

.feature-item::after {
  content: "";
  position: absolute;
  inset: auto -20% -45% 30%;
  height: 70%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.12), transparent 68%);
  pointer-events: none;
  opacity: 0.7;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.feature-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.feature-item:hover::after {
  opacity: 1;
  transform: scale(1.08);
}

.feature-item .fi-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.feature-item .fi-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, rgba(59, 130, 246, 0.16), rgba(37, 99, 235, 0.1));
  color: var(--accent-deep);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.feature-item .fi-icon i,
.feature-item .fi-icon svg {
  width: 17px;
  height: 17px;
  stroke-width: 1.6;
}

.feature-item .fi-brands {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.5rem;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 8px 18px rgba(20, 20, 20, 0.06);
}

.feature-item .fi-brands img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

.feature-item .fi-brands .fi-apple {
  width: 15px;
  height: 15px;
}

.feature-item .fi-label {
  font-style: normal;
  font-family: var(--display);
  font-size: 0.66rem;
  font-weight: 720;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-deep);
  opacity: 0.85;
}

.feature-item .fi-num,
.feature-item strong {
  position: relative;
  z-index: 1;
  display: block;
  font-family: var(--display);
  font-size: clamp(1.55rem, 2.2vw, 1.9rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin: 0 0 0.28rem;
  background: linear-gradient(120deg, #141414 20%, #1d4ed8 55%, #2563eb 78%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.feature-item .fi-title,
.feature-item span {
  position: relative;
  z-index: 1;
  display: block;
  color: var(--ink);
  font-family: var(--display);
  font-size: 0.92rem;
  font-weight: 680;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.feature-item .fi-desc {
  position: relative;
  z-index: 1;
  margin: 0.28rem 0 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

@keyframes fiRise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

html[data-theme="dark"] .feature-item .fi-num,
html[data-theme="dark"] .feature-item strong {
  background: linear-gradient(120deg, #e2e8f0 15%, #3b82f6 55%, #2563eb 85%);
  -webkit-background-clip: text;
  background-clip: text;
}

html[data-theme="dark"] .feature-item .fi-brands {
  background: rgba(255, 255, 255, 0.08);
}

html[data-theme="dark"] .feature-item .fi-title,
html[data-theme="dark"] .feature-item span {
  color: var(--ink);
}

@media (prefers-reduced-motion: reduce) {
  .feature-item { animation: none !important; }
}

/* ========== Service cards ========== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
}

.service-card {
  position: relative;
  background: rgba(255, 255, 255, 0.82);
  border: 0;
  border-radius: 22px;
  padding: 0;
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.service-card:hover .service-media img {
  transform: scale(1.04);
}

.service-card:hover .link-more {
  gap: 0.5rem;
}

.service-card:hover .link-more i,
.service-card:hover .link-more svg {
  transform: translateX(3px);
}

.service-media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #eceae6;
}

.service-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s var(--ease);
}

.service-badge {
  position: absolute;
  left: 0.85rem;
  bottom: 0.85rem;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 24px rgba(20, 20, 20, 0.16);
}

.service-badge img {
  width: 26px;
  height: 26px;
  object-fit: contain;
}

.service-badge--dark {
  background: #141414;
}

.service-badge--dark img {
  filter: invert(1);
  width: 20px;
  height: 20px;
}

.service-badge--ink {
  background: #141414;
  color: #fff;
}

.service-badge--ink i,
.service-badge--ink svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.6;
}

.service-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.15rem 1.2rem 1.2rem;
}

.sc-kicker {
  display: inline-block;
  margin-bottom: 0.28rem;
  font-family: var(--display);
  font-size: 0.68rem;
  font-weight: 720;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.service-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
  font-family: var(--display);
  font-weight: 760;
  letter-spacing: -0.025em;
  line-height: 1.28;
  color: var(--ink);
}

.service-body > p {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.service-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
  flex: 1;
}

.service-card li {
  position: relative;
  padding-left: 0.95rem;
  font-size: 0.86rem;
  color: var(--ink-soft);
  line-height: 1.5;
}

.service-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.32rem;
  height: 0.32rem;
  border-radius: 50%;
  background: var(--ink);
  opacity: 0.35;
}

.service-card .link-more {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: auto;
  padding-top: 0.95rem;
  color: var(--accent-deep);
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.86rem;
  letter-spacing: -0.01em;
  transition: gap 0.22s var(--ease), color 0.22s var(--ease);
}

.service-card .link-more:hover { color: var(--accent); }

.service-card .link-more i,
.service-card .link-more svg {
  width: 14px;
  height: 14px;
  transition: transform 0.22s var(--ease);
  stroke-width: 1.6;
}

html[data-theme="dark"] .service-card {
  background: rgba(30, 41, 59, 0.82);
}

html[data-theme="dark"] .service-media {
  background: #1a1714;
}

html[data-theme="dark"] .service-badge {
  background: rgba(255, 255, 255, 0.96);
}

html[data-theme="dark"] .service-card li::before {
  background: #93c5fd;
  opacity: 0.7;
}

/* ========== Process ========== */
.process-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  counter-reset: step;
  position: relative;
}

.process-item {
  position: relative;
  background:
    radial-gradient(280px 120px at 100% 0%, rgba(37, 99, 235, 0.1), transparent 60%),
    rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(20, 20, 20, 0.06);
  border-radius: 20px;
  padding: 1.35rem 1.2rem 1.25rem;
  display: grid;
  align-content: start;
  gap: 0.35rem;
  min-height: 100%;
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
  overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.process-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.process-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.7rem;
}

.process-item .step-num {
  counter-increment: step;
  font-family: var(--display);
  font-weight: 780;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--accent-deep);
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 0.28rem 0.62rem;
  line-height: 1;
}

.process-item .step-num::before {
  content: counter(step, decimal-leading-zero);
}

.process-item .step-icon {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #f0f6ff, #dbeafe);
  color: var(--accent-deep);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.8),
    0 8px 18px rgba(37, 99, 235, 0.14);
  flex-shrink: 0;
}

.process-item .step-icon i,
.process-item .step-icon svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.7;
}

.process-item h3 {
  margin: 0;
  font-size: 1.05rem;
  font-family: var(--display);
  font-weight: 740;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.process-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.65;
}

/* connector dots between steps on wide screens */
@media (min-width: 981px) {
  .process-item:not(:last-child)::before {
    content: "";
    position: absolute;
    top: 2.05rem;
    right: -0.55rem;
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.14);
    z-index: 2;
    opacity: 0.7;
  }
}

/* ========== Cases ========== */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.case-card {
  border-radius: 18px;
  overflow: hidden;
  border: 0;
  background: rgba(255, 255, 255, 0.58);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.28s var(--ease), box-shadow 0.28s var(--ease), border-color 0.28s var(--ease);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(37, 99, 235, 0.2);
}

.case-visual {
  height: 156px;
  position: relative;
  overflow: hidden;
}

.case-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s var(--ease);
}

.case-card:hover .case-visual img {
  transform: scale(1.05);
}

.case-visual .case-tag {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  font-family: var(--display);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink);
}

.case-body {
  padding: 1.05rem 1.15rem 1.2rem;
  display: grid;
  gap: 0.35rem;
  flex: 1;
}

.case-body h3 {
  margin: 0;
  font-size: 1.02rem;
  font-family: var(--display);
  font-weight: 700;
}

.case-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ========== FAQ ========== */
.faq-hero .faq-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.15rem;
}

.faq-quick a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.48rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 650;
  font-family: var(--display);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}

.faq-quick a i,
.faq-quick a svg {
  width: 14px;
  height: 14px;
  stroke-width: 1.6;
  color: var(--accent-deep);
}

.faq-quick a:hover {
  border-color: rgba(37, 99, 235, 0.35);
  color: var(--ink);
  transform: translateY(-1px);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 1.35rem;
  align-items: start;
}

.faq-highlights {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
  margin-bottom: 0.35rem;
}

.faq-hi {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
  padding: 1rem 1.05rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

.faq-hi-ico {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(37, 99, 235, 0.1);
  color: var(--accent-deep);
  border: 1px solid rgba(37, 99, 235, 0.18);
  flex-shrink: 0;
}

.faq-hi-ico i,
.faq-hi-ico svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.6;
}

.faq-hi strong {
  display: block;
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 740;
  margin-bottom: 0.2rem;
}

.faq-hi p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.faq-groups {
  display: grid;
  gap: 1.35rem;
}

.faq-group-head {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.faq-group-head > span {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: #141414;
  color: #ffd4a8;
  font-family: var(--display);
  font-weight: 760;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.faq-group-head h2 {
  margin: 0 0 0.2rem;
  font-family: var(--display);
  font-size: 1.18rem;
  font-weight: 740;
  letter-spacing: -0.02em;
}

.faq-group-head p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.faq-list { display: grid; gap: 0.7rem; }

.faq-item {
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 16px;
  overflow: hidden;
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
  transition: border-color 0.22s var(--ease), box-shadow 0.22s var(--ease), transform 0.22s var(--ease);
}

.faq-item:hover {
  border-color: rgba(37, 99, 235, 0.22);
}

.faq-item[open] {
  border-color: rgba(37, 99, 235, 0.34);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.07);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 1.05rem 1.15rem;
  font-weight: 680;
  font-family: var(--display);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  line-height: 1.4;
}

.faq-item summary em {
  font-style: normal;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  margin-right: 0.55rem;
  padding: 0.15rem 0.4rem;
  border-radius: 8px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--accent-deep);
  font-size: 0.72rem;
  font-weight: 760;
  letter-spacing: 0.02em;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  width: 30px;
  height: 30px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(37, 99, 235, 0.1);
  color: var(--accent-deep);
  font-weight: 700;
  flex-shrink: 0;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.faq-item[open] summary::after {
  content: "–";
  background: #141414;
  color: #ffd4a8;
}

.faq-item .faq-a {
  padding: 0 1.15rem 1.2rem;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.75;
  border-top: 1px solid transparent;
}

.faq-item[open] .faq-a {
  border-top-color: var(--line);
  padding-top: 0.95rem;
}

.faq-item .faq-a p { margin: 0 0 0.7rem; }
.faq-item .faq-a p:last-child { margin-bottom: 0; }

.faq-item .faq-a a {
  color: var(--accent-deep);
  text-decoration: underline;
  text-underline-offset: 0.16em;
}

.faq-item .faq-a ol,
.faq-item .faq-a ul {
  margin: 0.35rem 0 0.8rem;
  padding-left: 1.15rem;
  color: var(--ink-soft);
}

.faq-item .faq-a li + li { margin-top: 0.3rem; }

.faq-checks {
  list-style: none;
  padding: 0 !important;
  display: grid;
  gap: 0.45rem;
}

.faq-checks li {
  position: relative;
  margin: 0 !important;
  padding: 0.65rem 0.8rem 0.65rem 2.15rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #faf8f5;
}

.faq-checks li::before {
  content: "";
  position: absolute;
  left: 0.8rem;
  top: 0.9rem;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 4px;
  border: 1.5px solid var(--accent);
  background: rgba(37, 99, 235, 0.12);
}

.faq-side {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 0.85rem;
}

.faq-side-card {
  background: #141414;
  color: #e2e8f0;
  border-radius: 18px;
  padding: 1.2rem 1.15rem;
  border: 1px solid rgba(147, 197, 253, 0.14);
  display: grid;
  gap: 0.75rem;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.16);
}

.faq-side-card.soft {
  background: rgba(255, 255, 255, 0.55);
  color: var(--ink);
  border-color: rgba(255, 255, 255, 0.55);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

.faq-side-card h3 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 740;
}

.faq-side-card p {
  margin: 0;
  color: rgba(247, 244, 239, 0.7);
  font-size: 0.9rem;
  line-height: 1.65;
}

.faq-side-card.soft p { color: var(--muted); }

.faq-side-card .btn { width: 100%; justify-content: center; }

.faq-side-card.soft .btn-secondary {
  background: #fff;
}

.faq-side-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.faq-side-card li a {
  color: var(--ink-soft);
  font-size: 0.9rem;
  display: inline-flex;
}

.faq-side-card li a:hover { color: var(--accent-deep); }

@media (max-width: 980px) {
  .faq-layout {
    grid-template-columns: 1fr;
  }
  .faq-side { position: static; }
  .faq-highlights { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .faq-highlights { grid-template-columns: 1fr; }
  .faq-item summary { align-items: flex-start; }
  .faq-item summary em {
    display: block;
    margin: 0 0 0.35rem;
    width: fit-content;
  }
}

/* ========== CTA ========== */
.cta-band {
  position: relative;
  overflow: hidden;
  border-radius: 28px;
  padding: 2.7rem;
  background:
    radial-gradient(600px 280px at 90% 20%, rgba(37, 99, 235, 0.35), transparent 60%),
    linear-gradient(135deg, #141414 0%, #3d2a1f 48%, #2563eb 100%);
  color: #fff;
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 1.5rem;
  align-items: center;
  box-shadow: var(--shadow-hover);
}

.cta-band h2 {
  margin: 0 0 0.6rem;
  font-family: var(--display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  font-weight: 750;
}

.cta-band p {
  margin: 0 0 1.2rem;
  opacity: 0.9;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.tg-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 1rem 1.15rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-family: var(--display);
  font-weight: 750;
  backdrop-filter: blur(8px);
  justify-self: end;
}

.tg-chip i, .tg-chip svg { width: 20px; height: 20px; }

/* ========== Pages ========== */
.page-hero { padding: 3rem 0 1.8rem; }

.page-hero h1 {
  font-family: var(--display);
  font-size: clamp(1.2rem, 1.15vw + 0.85rem, 1.55rem);
  letter-spacing: -0.025em;
  line-height: 1.45;
  font-weight: 750;
  margin: 0 0 0.85rem;
  max-width: none;
  width: 100%;
  text-wrap: pretty;
}

@media (min-width: 1100px) {
  .page-hero h1 {
    white-space: nowrap;
    overflow: visible;
    font-size: clamp(1.05rem, 1.15vw, 1.42rem);
    line-height: 1.35;
  }
}

.page-hero p {
  max-width: 52rem;
  color: var(--muted);
  margin: 0;
  font-size: 1.05rem;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.86rem;
  margin-bottom: 1rem;
  font-family: var(--display);
}

.breadcrumb a:hover { color: var(--accent-deep); }

.content-layout {
  display: grid;
  grid-template-columns: 1fr 290px;
  gap: 1.5rem;
  align-items: start;
  padding-bottom: 4rem;
}

.prose {
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--radius);
  padding: 1.7rem 1.8rem;
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

.prose .cover {
  border-radius: 16px;
  overflow: hidden;
  margin: 0 0 1.5rem;
  border: 1px solid var(--line);
  aspect-ratio: 16 / 9;
  background: #ebe8e2;
}

.prose .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.prose h2 {
  font-family: var(--display);
  font-size: 1.32rem;
  font-weight: 720;
  letter-spacing: -0.02em;
  margin: 1.7rem 0 0.7rem;
}

.prose h2:first-child,
.prose .cover + h2 { margin-top: 0; }

.prose h3 {
  font-size: 1.06rem;
  font-family: var(--display);
  font-weight: 680;
  margin: 1.2rem 0 0.5rem;
}

.prose p, .prose li { color: var(--ink-soft); line-height: 1.8; }
.prose ul { padding-left: 1.15rem; }

.side-panel {
  position: sticky;
  top: 96px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

.side-panel h3 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  font-family: var(--display);
  font-weight: 720;
}

.side-panel ul {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.side-panel a {
  color: var(--ink-soft);
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.side-panel a:hover { color: var(--accent-deep); }

/* ========== Guides ========== */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
  align-items: stretch;
}

.guide-card {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 18px;
  overflow: hidden;
  height: 100%;
  min-height: 0;
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.guide-card:hover {
  border-color: rgba(37, 99, 235, 0.28);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.guide-card .guide-cover {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  min-height: 220px;
  overflow: hidden;
  flex: 0 0 auto;
  background: #e8eee9;
}

.guide-card .guide-cover img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  display: block;
  transition: transform 0.4s var(--ease);
}

.guide-card:hover .guide-cover img { transform: scale(1.02); }

.guide-card .guide-body {
  padding: 1.1rem 1.2rem 1.25rem;
  display: grid;
  gap: 0.42rem;
  align-content: start;
  flex: 1;
}

.guide-card .tag {
  color: var(--accent-deep);
  font-size: 0.72rem;
  font-weight: 720;
  font-family: var(--display);
  letter-spacing: 0.05em;
}

.guide-card h3 {
  margin: 0;
  font-size: 0.98rem;
  font-family: var(--display);
  font-weight: 720;
  letter-spacing: -0.02em;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 0;
}

.guide-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ========== Trust ========== */
.trust-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.15rem;
}

.trust-copy,
.trust-points {
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--radius);
  padding: 1.55rem;
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

.trust-points { display: grid; gap: 1rem; }

.trust-point {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 0.85rem;
  align-items: start;
}

.trust-point .tp-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.trust-point .tp-icon i,
.trust-point .tp-icon svg { width: 18px; height: 18px; }

.trust-point h3 {
  margin: 0 0 0.3rem;
  font-size: 1.02rem;
  font-family: var(--display);
  font-weight: 700;
}

.trust-point p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* ========== Footer ========== */
.site-footer {
  margin-top: 3rem;
  padding: 3.4rem 0 1.5rem;
  background:
    radial-gradient(720px 240px at 12% 0%, rgba(37, 99, 235, 0.22), transparent 58%),
    radial-gradient(560px 220px at 92% 8%, rgba(59, 130, 246, 0.12), transparent 55%),
    #141414;
  color: rgba(255, 255, 255, 0.72);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.45fr 0.9fr 0.9fr 1.05fr;
  gap: 1.8rem 1.4rem;
  margin-bottom: 2rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: #fff;
  font-family: var(--display);
  font-size: 1.12rem;
  font-weight: 740;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
  text-decoration: none;
}

.footer-brand img {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
}

.footer-brand span {
  display: grid;
  line-height: 1.15;
}

.footer-brand strong {
  font-size: 1.05rem;
  font-weight: 760;
}

.footer-brand em {
  font-style: normal;
  font-size: 0.68rem;
  font-weight: 560;
  color: rgba(255, 255, 255, 0.52);
  letter-spacing: 0.04em;
}

.footer-lead {
  margin: 0 0 1rem;
  max-width: 34ch;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.62);
}

.footer-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.62rem 0.95rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  color: #fff !important;
  font-family: var(--display);
  font-size: 0.86rem;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.28);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.footer-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.36);
}

.footer-cta i,
.footer-cta svg {
  width: 15px;
  height: 15px;
}

.footer-grid h4 {
  color: #fff;
  margin: 0.15rem 0 0.95rem;
  font-size: 0.84rem;
  font-family: var(--display);
  font-weight: 740;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-grid ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.58rem;
}

.footer-grid a {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.9rem;
  transition: color 0.2s var(--ease);
}

.footer-grid a:hover { color: #fff; }

.footer-meta {
  display: grid;
  gap: 0.55rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.62);
}

.footer-meta a {
  color: rgba(255, 255, 255, 0.86);
  font-weight: 620;
}

.footer-meta a:hover { color: #93c5fd; }

.seo-keywords {
  margin-top: 1.35rem;
  padding-top: 1.15rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 0.55rem 0.85rem;
}

.seo-keywords-label {
  flex: 0 0 auto;
  margin-top: 0.2rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: rgba(147, 197, 253, 0.9);
  font-family: var(--display);
}

.seo-keywords-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.45rem;
  flex: 1 1 16rem;
}

.seo-keywords-list a {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.58rem;
  border-radius: 999px;
  font-size: 0.74rem;
  line-height: 1.2;
  color: rgba(226, 232, 240, 0.82);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(147, 197, 253, 0.14);
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.seo-keywords-list a:hover {
  color: #fff;
  background: rgba(59, 130, 246, 0.22);
  border-color: rgba(147, 197, 253, 0.35);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.05rem;
  margin-top: 1.05rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.48);
}

/* ========== Motion ========== */
.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}

.js .reveal.is-in {
  opacity: 1;
  transform: none;
}

/* 图片兜底：避免封面区空白 */
.guide-cover,
.case-visual,
.prose .cover {
  background: linear-gradient(145deg, #2a211c, #141414);
}

.case-visual img,
.prose .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
}


/* ========== Mobile ========== */
@media (max-width: 1020px) {
  .hero-grid,
  .content-layout,
  .trust-grid,
  .cta-band {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem 1rem;
  }

  .footer-grid > div:first-child {
    grid-column: 1 / -1;
  }

  .nav-shell { display: none; }

  .menu-btn { display: inline-flex; }

  .nav.is-open .nav-shell {
    display: block;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    padding: 0.55rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.55);
    box-shadow: var(--glass-shadow);
    -webkit-backdrop-filter: var(--glass-blur);
    backdrop-filter: var(--glass-blur);
    z-index: 70;
  }

  .nav.is-open .nav-links {
    display: grid;
    gap: 0.15rem;
  }

  .nav.is-open .nav-links a {
    justify-content: flex-start;
    gap: 0.55rem;
    padding: 0.78rem 0.9rem;
    border-radius: 12px;
    font-size: 0.92rem;
  }

  .nav.is-open .nav-links a > i,
  .nav.is-open .nav-links a > svg {
    width: 15px;
    height: 15px;
    opacity: 0.8;
  }

  .nav.is-open .nav-links a.is-active::after {
    display: none;
  }

  .tg-chip { justify-self: start; }
  .side-panel { position: static; }
  .hero-visual { margin-top: 0.35rem; }
  .pub-console { max-width: 100%; }
  .pc-platforms { grid-template-columns: 1fr; }
  .pc-flow { grid-template-columns: repeat(2, 1fr); }
  .pc-title em { display: none; }
  .hero-meta { max-width: none; }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .service-grid,
  .process-list,
  .case-grid,
  .feature-strip {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .guide-grid:not(.guides-index):not(.related-grid):not(.home-guides) {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .guide-grid:not(.guides-index):not(.related-grid):not(.home-guides) .guide-card .guide-cover {
    min-height: 190px;
  }

  .guides-index.guide-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
  }

  .guides-index .guide-cover {
    min-height: 0;
  }
}

@media (max-width: 620px) {
  .service-grid,
  .process-list,
  .case-grid,
  .feature-strip,
  .hero-meta {
    grid-template-columns: 1fr;
  }

  .guide-card h3 {
    min-height: 0;
    -webkit-line-clamp: 3;
  }

  .hero { padding-top: 2.2rem; }
  .cta-band { padding: 1.6rem; }
  .nav-actions > a.btn-secondary[href*="contact"] { display: none; }
  .prose .cover { min-height: 160px; }
  .pc-foot { grid-template-columns: 1fr 1fr; }
  .pc-kpi.accent { grid-column: 1 / -1; }
}


/* ========== Article SEO layout ========== */
.article-prose {
  display: grid;
  gap: 0;
}
.article-prose h2 {
  scroll-margin-top: 96px;
  padding-top: 0.35rem;
  margin-top: 2rem;
  border-top: 1px solid var(--line);
  padding-top: 1.35rem;
}
.article-prose .cover + h2,
.article-prose .lead + h2 {
  border-top: 0;
  margin-top: 1.2rem;
  padding-top: 0.2rem;
}
.article-prose h2 + p,
.article-prose h2 + ol,
.article-prose h2 + ul,
.article-prose h2 + .callout,
.article-prose h2 + .code-block,
.article-prose h2 + .table-wrap,
.article-prose h2 + .steps {
  margin-top: 0.65rem;
}
.article-prose a {
  color: var(--accent-deep);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}
.article-prose a:hover { color: var(--accent); }
.related-grid {
  display: grid;
  margin-top: 0.35rem;
  margin-bottom: 1.8rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.6rem;
}

.guide-grid.related-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.6rem;
}

/* related: only show 4 compact cards (homepage keeps its own layout) */
.related-grid:not(.home-guides) > .guide-card:nth-child(n + 5) {
  display: none;
}

.related-grid .guide-card {
  border-radius: 12px;
  box-shadow: none;
}

.related-grid .guide-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.06);
}

.related-grid .guide-cover {
  aspect-ratio: 16 / 9;
  min-height: 0;
}

.related-grid .guide-cover img {
  object-fit: cover;
}

.related-grid .guide-body {
  padding: 0.55rem 0.65rem 0.7rem;
  gap: 0.16rem;
}

.related-grid .tag {
  font-size: 0.58rem;
  letter-spacing: 0.05em;
}

.related-grid h3 {
  font-size: 0.72rem;
  line-height: 1.35;
  min-height: 0;
  -webkit-line-clamp: 3;
}

.related-grid p {
  display: none;
}

.home-guides.related-grid,
.guide-grid.related-grid.home-guides {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (max-width: 980px) {
  .related-grid,
  .guide-grid.related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-guides.related-grid,
  .guide-grid.related-grid.home-guides {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .related-grid,
  .guide-grid.related-grid,
  .home-guides.related-grid,
  .guide-grid.related-grid.home-guides {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .related-grid .guide-body {
    padding: 0.5rem 0.55rem 0.6rem;
  }

  .related-grid h3 {
    font-size: 0.68rem;
    -webkit-line-clamp: 3;
  }
}
.content-layout {
  gap: 1.25rem;
}
.prose {
  line-height: 1.85;
}
.prose ol,
.prose ul {
  padding-left: 1.2rem;
  color: var(--ink-soft);
}
.prose li + li { margin-top: 0.4rem; }

/* Article meta / lead / callouts / code */
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0 0 1.1rem;
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #f7f5f1;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 650;
  font-family: var(--display);
  letter-spacing: 0.02em;
}
.lead {
  margin: 0 0 1.35rem;
  padding: 1rem 1.1rem;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(20, 20, 20, 0.03));
  border: 1px solid rgba(37, 99, 235, 0.18);
  color: var(--ink);
  font-size: 1.02rem;
  line-height: 1.75;
}
.callout {
  margin: 1.1rem 0;
  padding: 0.95rem 1.05rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #faf9f7;
}
.callout strong {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--display);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
}
.callout.tip {
  border-color: rgba(37, 99, 235, 0.28);
  background: rgba(37, 99, 235, 0.06);
}
.callout.warn {
  border-color: rgba(180, 60, 40, 0.25);
  background: rgba(180, 60, 40, 0.06);
}
.callout.ok {
  border-color: rgba(40, 120, 80, 0.25);
  background: rgba(40, 120, 80, 0.06);
}
.callout p { margin: 0; color: var(--ink-soft); font-size: 0.94rem; }

.steps {
  margin: 1rem 0 1.25rem;
  display: grid;
  gap: 0.75rem;
  counter-reset: step;
}
.steps .step {
  position: relative;
  padding: 0.9rem 1rem 0.9rem 3.1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.steps .step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0.85rem;
  top: 0.95rem;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.78rem;
  font-weight: 720;
  font-family: var(--display);
}
.steps .step h3 {
  margin: 0 0 0.3rem;
  font-size: 0.98rem;
}
.steps .step p {
  margin: 0;
  font-size: 0.9rem;
}

.code-block {
  margin: 1rem 0 1.25rem;
  border-radius: 14px;
  border: 1px solid #2a2a2a;
  background: #161616;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.code-block .code-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0.9rem;
  background: #1f1f1f;
  border-bottom: 1px solid #2e2e2e;
  color: #bdbdbd;
  font-size: 0.75rem;
  font-family: var(--display);
  letter-spacing: 0.04em;
}
.code-block pre {
  margin: 0;
  padding: 1rem 1.05rem 1.15rem;
  overflow-x: auto;
  color: #f2f2f2;
  font-size: 0.84rem;
  line-height: 1.65;
  font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
}
.code-block code {
  font-family: inherit;
  color: inherit;
  background: transparent;
  padding: 0;
}
.prose :not(pre) > code {
  font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  font-size: 0.86em;
  background: #f1eee8;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.08em 0.35em;
  color: #7a3200;
}

.table-wrap {
  margin: 1rem 0 1.3rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
}
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 520px;
}
.prose th,
.prose td {
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  color: var(--ink-soft);
}
.prose th {
  background: #f6f4f0;
  color: var(--ink);
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.84rem;
}
.prose tr:last-child td { border-bottom: 0; }

.checklist {
  list-style: none;
  padding: 0;
  margin: 0.8rem 0 1.2rem;
  display: grid;
  gap: 0.45rem;
}
.checklist li {
  position: relative;
  padding: 0.7rem 0.85rem 0.7rem 2.3rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  margin: 0 !important;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0.85rem;
  top: 0.95rem;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 3px;
  border: 1.5px solid var(--accent);
  background: rgba(37, 99, 235, 0.12);
}

.page-hero .seo-kicker {
  display: inline-flex;
  margin-bottom: 0.65rem;
  color: var(--accent-deep);
  font-size: 0.78rem;
  font-weight: 720;
  font-family: var(--display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ========== Service pages ========== */
.page-hero.service-hero {
  padding: 2.6rem 0 1.4rem;
  position: relative;
}

.page-hero.service-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero.service-hero h1 {
  max-width: none;
  margin-bottom: 0.7rem;
}

.page-hero.service-hero > .container > p {
  max-width: 40rem;
  line-height: 1.75;
}

.page-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1rem 0 0.2rem;
}

.page-chips span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.32rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(20, 20, 20, 0.08);
  color: var(--ink-soft);
  font-size: 0.76rem;
  font-weight: 650;
  font-family: var(--display);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.page-chips span i,
.page-chips span svg {
  width: 12px;
  height: 12px;
  color: var(--accent-deep);
  stroke-width: 1.6;
}

.service-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin: 0 0 1.25rem;
}

.service-hi {
  display: grid;
  gap: 0.25rem;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

.service-hi strong {
  font-family: var(--display);
  font-size: 0.98rem;
  font-weight: 740;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.service-hi span {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.service-hi .shi-ico {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent-deep);
  margin-bottom: 0.35rem;
}

.service-hi .shi-ico i,
.service-hi .shi-ico svg {
  width: 15px;
  height: 15px;
  stroke-width: 1.6;
}

.prose.service-prose h2 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-top: 0.35rem;
  border-top: 1px solid var(--line);
  margin-top: 1.6rem;
}

.prose.service-prose h2:first-child {
  border-top: 0;
  margin-top: 0;
  padding-top: 0;
}

.prose.service-prose h2 .h2-ico {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent-deep);
  flex-shrink: 0;
}

.prose.service-prose h2 .h2-ico i,
.prose.service-prose h2 .h2-ico svg {
  width: 14px;
  height: 14px;
  stroke-width: 1.6;
}

.prose.service-prose .check-list {
  list-style: none;
  padding: 0;
  margin: 0.85rem 0 1.1rem;
  display: grid;
  gap: 0.55rem;
}

.prose.service-prose .check-list li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 0.55rem;
  align-items: start;
  padding: 0.7rem 0.8rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid rgba(20, 20, 20, 0.06);
  margin: 0;
}

.prose.service-prose .check-list li i,
.prose.service-prose .check-list li svg {
  width: 14px;
  height: 14px;
  margin-top: 0.15rem;
  color: var(--accent-deep);
  stroke-width: 1.8;
}

.prose.service-prose .steps .step {
  background: rgba(255, 255, 255, 0.55);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.prose.service-prose .callout {
  background: rgba(255, 255, 255, 0.5);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.side-panel .sp-note {
  margin: 0 0 0.9rem;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
}

.side-panel .sp-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.side-panel .sp-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.4;
}

.side-panel .sp-list li i,
.side-panel .sp-list li svg {
  width: 14px;
  height: 14px;
  margin-top: 0.18rem;
  color: var(--accent-deep);
  flex-shrink: 0;
  stroke-width: 1.7;
}

.related-block {
  padding: 0.5rem 0 3.2rem;
}

.related-block .section-head {
  margin-bottom: 1.1rem;
}

.related-block .section-head h2 {
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
}

@media (max-width: 900px) {
  .service-highlights {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .prose { padding: 1.25rem 1.1rem; }
  .prose .cover { margin-bottom: 1.1rem; }
}

/* ========== Theme toggle + language ========== */
.theme-btn {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  border: 1px solid var(--line-strong);
  background: var(--glass);
  color: var(--ink);
  display: inline-grid;
  place-items: center;
  cursor: pointer;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.theme-btn:hover { border-color: rgba(37, 99, 235, 0.35); transform: translateY(-1px); }
.theme-btn i, .theme-btn svg { width: 16px; height: 16px; stroke-width: 1.6; }
.theme-btn .icon-moon { display: none; }
html[data-theme="dark"] .theme-btn .icon-sun { display: none; }
html[data-theme="dark"] .theme-btn .icon-moon { display: block; }

.lang-switch { position: relative; }
.lang-btn {
  min-height: 40px;
  padding: 0.45rem 0.75rem;
  gap: 0.4rem;
  font-size: 0.84rem;
}
.lang-btn .lang-current {
  font-family: var(--display);
  font-weight: 720;
  letter-spacing: 0.02em;
}
.lang-menu {
  position: absolute;
  top: calc(100% + 0.45rem);
  right: 0;
  min-width: 168px;
  max-height: min(70vh, 360px);
  overflow: auto;
  padding: 0.4rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-hover);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  z-index: 80;
  display: grid;
  gap: 0.15rem;
}
html[dir="rtl"] .lang-menu { right: auto; left: 0; }
.lang-menu[hidden] { display: none !important; }
.lang-menu button {
  appearance: none;
  border: 0;
  background: transparent;
  text-align: start;
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  cursor: pointer;
  color: var(--ink);
  font-size: 0.88rem;
  font-family: var(--display);
  font-weight: 600;
}
.lang-menu button:hover,
.lang-menu button.is-active {
  background: var(--accent-soft);
  color: var(--accent-deep);
}

/* ========== Dark theme ========== */
html[data-theme="dark"] {
  color-scheme: dark;
  --ink: #e2e8f0;
  --ink-soft: #d2ccc2;
  --muted: #a39b90;
  --line: rgba(255, 232, 210, 0.1);
  --line-strong: rgba(255, 232, 210, 0.16);
  --paper: #141210;
  --surface: rgba(15, 23, 42, 0.82);
  --surface-solid: #1e1a16;
  --glass: rgba(30, 41, 59, 0.72);
  --glass-strong: rgba(44, 38, 32, 0.88);
  --glass-border: rgba(147, 197, 253, 0.12);
  --glass-shadow:
    0 4px 10px rgba(0, 0, 0, 0.28),
    0 18px 44px rgba(0, 0, 0, 0.38),
    inset 0 1px 0 rgba(147, 197, 253, 0.08);
  --accent: #3b82f6;
  --accent-2: #60a5fa;
  --accent-deep: #60a5fa;
  --accent-soft: rgba(59, 130, 246, 0.18);
  --accent-glow: rgba(59, 130, 246, 0.34);
  --shadow: 0 4px 10px rgba(0, 0, 0, 0.28), 0 18px 44px rgba(0, 0, 0, 0.36);
  --shadow-hover: 0 10px 22px rgba(0, 0, 0, 0.34), 0 28px 60px rgba(0, 0, 0, 0.42);
  --shadow-btn: 0 12px 28px rgba(59, 130, 246, 0.32);
}

html[data-theme="dark"] body {
  background:
    radial-gradient(980px 460px at 8% -10%, rgba(59, 130, 246, 0.2), transparent 56%),
    radial-gradient(760px 400px at 96% 4%, rgba(37, 99, 235, 0.14), transparent 52%),
    radial-gradient(640px 320px at 50% 38%, rgba(255, 179, 71, 0.05), transparent 62%),
    linear-gradient(180deg, #100e0c 0%, #15120f 42%, #0d0c0b 100%);
  color: var(--ink);
}

html[data-theme="dark"] .site-header {
  background: rgba(14, 12, 10, 0.72);
}
html[data-theme="dark"] .site-header.is-scrolled {
  background: rgba(18, 15, 13, 0.9);
  border-bottom-color: rgba(147, 197, 253, 0.1);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.4);
}

html[data-theme="dark"] .nav-shell {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(147, 197, 253, 0.1);
  box-shadow: none;
}

html[data-theme="dark"] .nav-links a:hover,
html[data-theme="dark"] .nav-links a.is-active {
  background: rgba(59, 130, 246, 0.12);
  color: var(--ink);
}

html[data-theme="dark"] .theme-btn,
html[data-theme="dark"] .menu-btn {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(147, 197, 253, 0.14);
  color: var(--ink);
}

html[data-theme="dark"] .btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(147, 197, 253, 0.14);
  color: var(--ink);
  box-shadow: none;
}
html[data-theme="dark"] .btn-secondary:hover {
  border-color: rgba(59, 130, 246, 0.45);
  background: rgba(59, 130, 246, 0.12);
}

html[data-theme="dark"] .lang-menu {
  background: rgba(24, 20, 17, 0.96);
  border-color: rgba(147, 197, 253, 0.12);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}
html[data-theme="dark"] .lang-menu button {
  color: var(--ink-soft);
}
html[data-theme="dark"] .lang-menu button:hover,
html[data-theme="dark"] .lang-menu button.is-active {
  background: rgba(59, 130, 246, 0.16);
  color: #93c5fd;
}

html[data-theme="dark"] .section-alt {
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.04), rgba(0, 0, 0, 0.22));
  border-block-color: rgba(147, 197, 253, 0.08);
}

html[data-theme="dark"] .site-footer {
  background: #090807;
  color: rgba(247, 244, 239, 0.72);
}

html[data-theme="dark"] .hero-kicker {
  background: rgba(59, 130, 246, 0.14);
  border-color: rgba(59, 130, 246, 0.28);
  color: #93c5fd;
}

html[data-theme="dark"] .hero-brand {
  background: linear-gradient(105deg, #f0f6ff 0%, #f0f6ff 34%, #60a5fa 50%, #3b82f6 64%, #f0f6ff 80%, #f0f6ff 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
}
html[data-theme="dark"] .hero-platforms { color: var(--ink-soft); }
html[data-theme="dark"] .hero-tagline { color: #60a5fa; }
html[data-theme="dark"] .hero-tagline::after {
  background: linear-gradient(90deg, #60a5fa, #3b82f6, transparent 85%);
}
html[data-theme="dark"] .hero-lead em {
  color: #93c5fd;
  background: linear-gradient(180deg, transparent 62%, rgba(59, 130, 246, 0.28) 62%);
}

html[data-theme="dark"] .hero-meta > div,
html[data-theme="dark"] .feature-item,
html[data-theme="dark"] .service-card,
html[data-theme="dark"] .process-item,
html[data-theme="dark"] .case-card,
html[data-theme="dark"] .guide-card,
html[data-theme="dark"] .faq-item,
html[data-theme="dark"] .faq-hi,
html[data-theme="dark"] .trust-copy,
html[data-theme="dark"] .trust-points,
html[data-theme="dark"] .side-panel,
html[data-theme="dark"] .prose,
html[data-theme="dark"] .service-hi,
html[data-theme="dark"] .pub-console {
  background: rgba(30, 41, 59, 0.78);
  box-shadow:
    0 8px 28px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(147, 197, 253, 0.07);
}

html[data-theme="dark"] .pub-console {
  background:
    radial-gradient(640px 240px at 100% 0%, rgba(59, 130, 246, 0.16), transparent 55%),
    rgba(15, 23, 42, 0.88);
}

html[data-theme="dark"] .pc-banner {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.16), rgba(255, 255, 255, 0.04));
  border-color: rgba(59, 130, 246, 0.22) !important;
}

html[data-theme="dark"] .pc-plat,
html[data-theme="dark"] .pc-step,
html[data-theme="dark"] .pc-kpi {
  background: rgba(255, 255, 255, 0.04);
}

html[data-theme="dark"] .pc-plat--play {
  background: linear-gradient(160deg, rgba(59, 130, 246, 0.14), rgba(255, 255, 255, 0.03) 46%);
}
html[data-theme="dark"] .pc-plat--apple {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02) 46%);
}

html[data-theme="dark"] .pc-plat--apple .pc-ico {
  background: #e2e8f0;
  color: #141414;
  border-color: #e2e8f0;
}

html[data-theme="dark"] .pc-step.on {
  background: rgba(59, 130, 246, 0.16);
  color: #eff6ff;
}
html[data-theme="dark"] .pc-step.on span { color: #93c5fd; }

html[data-theme="dark"] .tag-live {
  color: #93c5fd;
  background: rgba(59, 130, 246, 0.18);
}
html[data-theme="dark"] .tag-pass {
  color: #b7e0c4;
  background: rgba(70, 140, 100, 0.18);
}

html[data-theme="dark"] .guide-card .tag,
html[data-theme="dark"] .section-head .eyebrow,
html[data-theme="dark"] .seo-kicker,
html[data-theme="dark"] .page-chips span {
  color: #93c5fd;
}

html[data-theme="dark"] .page-chips span {
  background: rgba(255, 255, 255, 0.05);
}

html[data-theme="dark"] .case-visual .case-tag {
  background: rgba(15, 23, 42, 0.82);
  color: #bfdbfe;
}

html[data-theme="dark"] .fi-icon,
html[data-theme="dark"] .service-icon,
html[data-theme="dark"] .tp-icon,
html[data-theme="dark"] .shi-ico,
html[data-theme="dark"] .h2-ico,
html[data-theme="dark"] .step-icon {
  background: rgba(59, 130, 246, 0.16);
  color: #93c5fd;
}

html[data-theme="dark"] .process-item {
  background:
    radial-gradient(280px 120px at 100% 0%, rgba(59, 130, 246, 0.14), transparent 60%),
    rgba(30, 41, 59, 0.78);
}

html[data-theme="dark"] .process-item .step-icon {
  background: linear-gradient(145deg, rgba(59, 130, 246, 0.22), rgba(255, 255, 255, 0.04));
  box-shadow: inset 0 1px 0 rgba(147, 197, 253, 0.12), 0 8px 18px rgba(0, 0, 0, 0.25);
  color: #93c5fd;
}

html[data-theme="dark"] .process-item .step-num {
  color: #93c5fd;
  background: rgba(59, 130, 246, 0.16);
}

html[data-theme="dark"] .feature-item {
  background:
    radial-gradient(280px 120px at 100% 0%, rgba(59, 130, 246, 0.14), transparent 62%),
    rgba(30, 41, 59, 0.78);
}

html[data-theme="dark"] .cta-band {
  background:
    radial-gradient(600px 280px at 90% 20%, rgba(59, 130, 246, 0.38), transparent 60%),
    linear-gradient(135deg, #1a1410 0%, #3a2618 48%, #2563eb 100%);
}

html[data-theme="dark"] .nav.is-open .nav-shell {
  background: rgba(22, 18, 15, 0.96);
  border-color: rgba(147, 197, 253, 0.12);
}

html[data-theme="dark"] .brand-consult--play {
  background:
    radial-gradient(420px 160px at 100% 0%, rgba(66, 133, 244, 0.18), transparent 58%),
    rgba(30, 41, 59, 0.78);
}
html[data-theme="dark"] .brand-consult--apple {
  background:
    radial-gradient(420px 160px at 100% 0%, rgba(255, 255, 255, 0.08), transparent 58%),
    rgba(30, 41, 59, 0.78);
}
html[data-theme="dark"] .brand-consult--h5 {
  background:
    radial-gradient(420px 160px at 100% 0%, rgba(59, 130, 246, 0.18), transparent 58%),
    rgba(30, 41, 59, 0.78);
}

html[data-theme="dark"] a[style*="accent-deep"],
html[data-theme="dark"] .link-more {
  color: #93c5fd;
}

html[data-theme="dark"] .faq-item summary {
  color: var(--ink);
}
html[data-theme="dark"] .faq-a,
html[data-theme="dark"] .prose p,
html[data-theme="dark"] .prose li {
  color: var(--ink-soft);
}

/* ========== Mobile polish ========== */
@media (max-width: 1020px) {
  .container { width: min(100% - 1.35rem, var(--max)); }
  .nav { min-height: 60px; gap: 0.55rem; }
  .brand-text span {
    max-width: 9.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .nav-actions { gap: 0.35rem; }
  .nav-actions .btn-primary {
    min-height: 40px;
    padding: 0.5rem 0.7rem;
    font-size: 0.8rem;
  }
  .nav-actions .btn-primary span,
  .nav-actions .btn-primary {
    max-width: 9.5rem;
  }
  .lang-btn { padding-inline: 0.55rem; }
  .lang-btn .lang-current { font-size: 0.78rem; }
  .hero-copy > h1 { max-width: none; }
  .hero-platforms { font-size: 0.72em; }
  .hero-tagline { font-size: 0.68em; }
  .page-chips { gap: 0.35rem; }
  .service-highlights { grid-template-columns: 1fr; }
  .related-block { padding-bottom: 2.4rem; }
}

@media (max-width: 620px) {
  /* keep language + theme visible (do not hide secondary controls) */
  .nav-actions .btn-secondary.lang-btn { display: inline-flex !important; }
  .nav-actions .theme-btn { display: inline-grid !important; }
  .nav-actions .btn-primary {
    padding-inline: 0.55rem;
  }
  .hero { padding: 1.6rem 0 1.8rem; }
  .hero h1 { font-size: clamp(1.85rem, 8.2vw, 2.4rem); }
  .hero-lead { font-size: 0.98rem; }
  .hero-cta .btn { width: 100%; }
  .hero-meta { gap: 0.55rem; }
  .pub-console { padding: 0.85rem; border-radius: 18px; }
  .pc-status { display: none; }
  .pc-flow { grid-template-columns: 1fr 1fr; }
  .feature-strip,
  .service-grid,
  .process-list,
  .case-grid { grid-template-columns: 1fr; }
  .page-hero { padding: 1.8rem 0 1.1rem; }
  .page-hero h1 {
    max-width: none;
    white-space: normal;
    font-size: clamp(1.12rem, 4.6vw, 1.35rem);
    line-height: 1.4;
  }
  .content-layout { padding-bottom: 2rem; }
  .prose.service-prose { padding: 1.15rem 1rem; }
  .section { padding: 2.6rem 0; }
  .cta-band { grid-template-columns: 1fr; padding: 1.35rem; border-radius: 20px; }
  .lang-menu {
    position: fixed;
    left: 0.75rem;
    right: 0.75rem;
    top: 64px;
    min-width: 0;
    max-height: 70vh;
  }
  html[dir="rtl"] .lang-menu { left: 0.75rem; right: 0.75rem; }
}

@supports (padding: max(0px)) {
  .site-header { padding-top: env(safe-area-inset-top); }
  body { padding-bottom: env(safe-area-inset-bottom); }
}

/* ========== Cards: no border lines ========== */
.hero-meta > div,
.feature-item,
.service-card,
.process-item,
.case-card,
.faq-item,
.faq-hi,
.faq-quick a,
.faq-side-card,
.faq-side-card.soft,
.guide-card,
.related-grid .guide-card,
.trust-copy,
.trust-points,
.side-panel,
.prose,
.pub-console,
.pc-plat,
.pc-banner,
.pc-step,
.pc-kpi,
.pc-ico,
.service-hi,
.service-icon,
.callout,
.callout.tip,
.callout.warn,
.callout.ok,
.steps .step,
.lead,
.article-meta span,
.page-chips span,
.check-list li,
.prose.service-prose .check-list li,
.tg-chip {
  border: 0 !important;
  border-color: transparent !important;
  box-shadow: var(--glass-shadow);
}

.pc-plat::before {
  display: none !important;
  content: none !important;
  width: 0 !important;
  height: 0 !important;
  opacity: 0 !important;
}

.pc-plat ul,
.prose.service-prose h2,
.prose h2,
.guide-card .guide-cover,
.prose .cover,
.faq-item .faq-a,
.faq-item summary {
  border: 0 !important;
  border-top: 0 !important;
  border-bottom: 0 !important;
}

.prose th,
.prose td {
  border-bottom-color: transparent;
}

.service-card:hover,
.process-item:hover,
.case-card:hover,
.guide-card:hover,
.feature-item:hover,
.pc-plat:hover,
.faq-item:hover,
.faq-item[open],
.hero-meta > div:hover {
  border: 0 !important;
  border-color: transparent !important;
}

/* ========== Brand consult cards ========== */
.brand-consult-grid {
  margin-top: 1.5rem;
  gap: 1rem;
}

.brand-consult-grid .brand-consult {
  gap: 0.45rem;
  padding: 1.35rem 1.25rem 1.2rem;
  border: 1px solid rgba(20, 20, 20, 0.07);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
}

.brand-consult--play {
  background:
    radial-gradient(460px 180px at 100% -10%, rgba(66, 133, 244, 0.16), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(248, 251, 255, 0.78));
}

.brand-consult--apple {
  background:
    radial-gradient(460px 180px at 100% -10%, rgba(10, 132, 255, 0.14), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(246, 248, 252, 0.8));
}

.brand-consult--h5 {
  background:
    radial-gradient(460px 180px at 100% -10%, rgba(37, 99, 235, 0.16), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 248, 242, 0.8));
}

.brand-consult:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 36px rgba(20, 20, 20, 0.1);
}

.brand-consult--play:hover { border-color: rgba(66, 133, 244, 0.28); }
.brand-consult--apple:hover { border-color: rgba(10, 132, 255, 0.26); }
.brand-consult--h5:hover { border-color: rgba(37, 99, 235, 0.28); }

.brand-consult-top {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0.55rem;
}

.brand-logo-badge {
  width: 58px;
  height: 58px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  background: #fff;
  border: 1px solid rgba(20, 20, 20, 0.06);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.85) inset,
    0 12px 28px rgba(20, 20, 20, 0.1);
}

.brand-logo-badge img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.brand-logo-badge--store {
  padding: 0;
  overflow: hidden;
  background: transparent;
  border: 0;
  box-shadow: 0 12px 28px rgba(20, 20, 20, 0.14);
}

.brand-logo-badge--store img {
  width: 58px;
  height: 58px;
  border-radius: 15px;
}

.brand-consult--play .brand-logo-badge {
  background: linear-gradient(160deg, #fff 30%, #f1f6ff);
}

.brand-consult-meta {
  display: grid;
  gap: 0.18rem;
  min-width: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
  font-family: var(--display);
  font-size: 0.78rem;
  font-weight: 740;
  letter-spacing: 0.02em;
  color: var(--ink);
  line-height: 1.2;
}

.brand-mark-apple {
  width: 12px;
  height: 12px;
  display: block;
  flex-shrink: 0;
}

.brand-sub {
  font-size: 0.72rem;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.brand-consult--play .brand-mark { color: #1a73e8; }
.brand-consult--apple .brand-mark { color: #0b84ff; }
.brand-consult--h5 .brand-mark { color: var(--accent-deep); }

.brand-consult h3 {
  margin: 0;
  font-size: 1.14rem;
  letter-spacing: -0.02em;
}

.brand-consult p {
  margin: 0.1rem 0 0.55rem;
  color: var(--ink-soft);
  line-height: 1.65;
}

.brand-consult .link-more {
  margin-top: auto;
}

html[data-theme="dark"] .brand-logo-badge {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

html[data-theme="dark"] .brand-consult--play {
  background:
    radial-gradient(460px 180px at 100% -10%, rgba(66, 133, 244, 0.22), transparent 58%),
    rgba(255, 255, 255, 0.05);
}

html[data-theme="dark"] .brand-consult--apple {
  background:
    radial-gradient(460px 180px at 100% -10%, rgba(10, 132, 255, 0.2), transparent 58%),
    rgba(255, 255, 255, 0.05);
}

html[data-theme="dark"] .brand-consult--h5 {
  background:
    radial-gradient(460px 180px at 100% -10%, rgba(37, 99, 235, 0.22), transparent 58%),
    rgba(255, 255, 255, 0.05);
}

html[data-theme="dark"] .brand-consult--apple .brand-mark {
  color: #64b5ff;
}

/* Homepage guides: compact 3x2 */
.home-guides.related-grid {
  margin-top: 0.2rem;
  margin-bottom: 0.4rem;
}

.home-guides .guide-cover {
  aspect-ratio: 16 / 9;
  min-height: 0;
}

.home-guides h3 {
  -webkit-line-clamp: 3;
  font-size: 0.78rem;
}

/* ========== Guides index: compact 4-up ========== */
.guides-index.guide-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  padding-bottom: 3rem;
}

.guides-index .guide-card {
  border-radius: 14px;
}

.guides-index .guide-cover {
  aspect-ratio: 16 / 10;
  min-height: 0;
  height: auto;
}

.guides-index .guide-cover img {
  object-fit: cover;
}

.guides-index .guide-body {
  padding: 0.7rem 0.75rem 0.8rem;
  gap: 0.2rem;
}

.guides-index .tag {
  font-size: 0.62rem;
  letter-spacing: 0.06em;
}

.guides-index h3 {
  font-size: 0.8rem;
  line-height: 1.4;
  min-height: 0;
  -webkit-line-clamp: 3;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.guides-index p {
  display: none;
}

.guides-index .guide-card:hover {
  transform: translateY(-3px);
}

@media (max-width: 1020px) {
  .guides-index.guide-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .guides-index.guide-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
  }
}

@media (max-width: 420px) {
  .guides-index.guide-grid {
    grid-template-columns: 1fr 1fr;
  }
  .guides-index h3 {
    font-size: 0.74rem;
    -webkit-line-clamp: 3;
  }
}


/* Hide Google Translate chrome; keep full-page translation */
.sjy-gt-box,
#google_translate_element,
.goog-te-banner-frame,
.goog-te-balloon-frame,
.goog-tooltip,
.goog-te-spinner-pos,
iframe.goog-te-banner-frame {
  display: none !important;
  visibility: hidden !important;
  height: 0 !important;
  width: 0 !important;
  overflow: hidden !important;
}
body { top: 0 !important; }
.goog-text-highlight { background: none !important; box-shadow: none !important; }
font font { background: transparent !important; box-shadow: none !important; }
html[data-lang]:not([data-lang="zh"]) .skiptranslate { display: none !important; }


.seo-boost {
  padding-top: 2.2rem;
  padding-bottom: 2.6rem;
}

.seo-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 1.4rem 1.8rem;
  align-items: stretch;
  padding: 1.5rem 1.55rem;
  border-radius: 22px;
  background:
    radial-gradient(520px 220px at 0% 0%, rgba(37, 99, 235, 0.10), transparent 55%),
    radial-gradient(420px 200px at 100% 100%, rgba(26, 115, 232, 0.08), transparent 58%),
    rgba(255, 255, 255, 0.55);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}

.seo-panel-copy {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  min-width: 0;
}

.seo-panel-copy .eyebrow {
  margin-bottom: 0;
}

.seo-panel-copy h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  font-weight: 760;
  letter-spacing: -0.03em;
  line-height: 1.28;
  color: var(--ink);
  max-width: 22em;
}

.seo-panel-copy p {
  margin: 0;
  max-width: 40rem;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--muted);
}

.seo-panel-sub {
  font-size: 0.88rem !important;
  opacity: 0.92;
}

.seo-panel-copy .btn {
  width: fit-content;
  margin-top: 0.35rem;
}

.seo-panel-tags {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  align-content: center;
}

.seo-panel-tags a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.78rem 0.85rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 8px 20px rgba(20, 20, 20, 0.05);
  color: var(--ink);
  font-family: var(--display);
  font-size: 0.82rem;
  font-weight: 680;
  letter-spacing: -0.01em;
  line-height: 1.25;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), color 0.22s var(--ease);
}

.seo-panel-tags a i,
.seo-panel-tags a svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--accent-deep);
  stroke-width: 1.6;
}

.seo-panel-tags a:hover {
  transform: translateY(-2px);
  color: var(--accent-deep);
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.12);
}

html[data-theme="dark"] .seo-panel {
  background:
    radial-gradient(520px 220px at 0% 0%, rgba(37, 99, 235, 0.14), transparent 55%),
    radial-gradient(420px 200px at 100% 100%, rgba(66, 133, 244, 0.10), transparent 58%),
    rgba(255, 255, 255, 0.04);
}

html[data-theme="dark"] .seo-panel-tags a {
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.22);
}

@media (max-width: 860px) {
  .seo-panel {
    grid-template-columns: 1fr;
    padding: 1.25rem 1.15rem;
  }
  .seo-panel-tags {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .seo-panel-tags {
    grid-template-columns: 1fr;
  }
}