/* ============================================================
   AISEO Site — Homepage
   Editorial / European-modern aesthetic. Dark sophisticated.
   ============================================================ */

:root {
  /* Palette */
  --bg: #0a0a0c;
  --bg-2: #111114;
  --bg-3: #16161a;
  --line: rgba(255,255,255,.08);
  --line-2: rgba(255,255,255,.14);
  --ink: #f4f1ec;            /* off-white cream */
  --ink-2: #c8c4bd;
  --ink-3: #8a857c;
  --accent: #d4a574;         /* warm copper / champagne */
  --accent-2: #e9b97f;
  --accent-glow: rgba(212,165,116,.35);
  --gold: #c9a86a;
  --rose: #d68b8b;
  --green: #9cc4a3;

  /* Typography */
  --f-sans: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --f-serif: "Playfair Display", "Noto Serif SC", Georgia, serif;
  --f-mono: "JetBrains Mono", ui-monospace, monospace;

  /* Layout */
  --container: 1280px;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 22px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
body {
  font-family: var(--f-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  width: 100%;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: .02em;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .35s cubic-bezier(.2,.8,.2,1);
  white-space: nowrap;
  background: transparent;
}
.btn--solid {
  background: linear-gradient(180deg, #f5e9d6, #d4a574);
  color: #1a1410;
  border-color: rgba(255,255,255,.05);
  box-shadow: 0 8px 30px -10px var(--accent-glow);
}
.btn--solid:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 40px -12px var(--accent-glow);
  filter: brightness(1.05);
}
.btn--outline {
  border-color: var(--line-2);
  color: var(--ink);
}
.btn--outline:hover { border-color: var(--ink); background: rgba(255,255,255,.04); }
.btn--ghost {
  color: var(--ink-2);
  padding: 12px 16px;
}
.btn--ghost:hover { color: var(--ink); }
.btn--text {
  color: var(--ink-2);
  padding: 12px 0;
}
.btn--text:hover { color: var(--ink); }
.btn--lg { padding: 16px 28px; font-size: 15px; }
.btn--xl { padding: 19px 36px; font-size: 16px; }
.btn__arrow {
  display: inline-block;
  transition: transform .35s cubic-bezier(.2,.8,.2,1);
}
.btn:hover .btn__arrow { transform: translateX(4px); }
.play {
  display: inline-flex;
  width: 28px; height: 28px;
  align-items: center; justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  font-size: 9px;
  padding-left: 2px;
}

/* ===== Section heads ===== */
.section-head {
  margin-bottom: 64px;
  max-width: 720px;
}
.section-head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-head__eyebrow {
  font-size: 12px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  font-weight: 500;
}
.section-head__title {
  font-family: var(--f-serif);
  font-size: clamp(32px, 4.5vw, 56px);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--ink);
}
.section-head__title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.section-head__desc {
  margin-top: 22px;
  color: var(--ink-2);
  font-size: 17px;
  line-height: 1.65;
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  background: rgba(10,10,12,.65);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: all .3s ease;
}
.nav.is-scrolled {
  padding: 14px 0;
  background: rgba(10,10,12,.85);
  border-bottom-color: var(--line);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.01em;
}
.nav__brand-mark {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: conic-gradient(from 220deg, var(--accent), #f5e9d6, var(--accent-2), var(--accent));
  position: relative;
  box-shadow: 0 0 24px -4px var(--accent-glow);
}
.nav__brand-mark::after {
  content: "";
  position: absolute;
  inset: 6px;
  background: var(--bg);
  border-radius: 50%;
}
.nav__brand-text i {
  font-style: normal;
  color: var(--accent);
  margin: 0 1px;
}
.nav__menu {
  display: flex;
  gap: 36px;
  font-size: 14px;
  color: var(--ink-2);
  font-weight: 400;
}
.nav__menu a {
  position: relative;
  transition: color .25s ease;
}
.nav__menu a::after {
  content: "";
  position: absolute;
  bottom: -6px; left: 50%;
  width: 0; height: 1px;
  background: var(--accent);
  transition: all .35s cubic-bezier(.2,.8,.2,1);
  transform: translateX(-50%);
}
.nav__menu a:hover { color: var(--ink); }
.nav__menu a:hover::after { width: 100%; }
.nav__cta {
  display: flex;
  gap: 10px;
  align-items: center;
}
.lang-switch {
  font-family: var(--f-mono);
  font-size: 12px !important;
  letter-spacing: .15em;
  padding: 8px 12px !important;
  border: 1px solid var(--line-2) !important;
  color: var(--ink-2) !important;
  border-radius: 999px;
  text-transform: uppercase;
}
.lang-switch:hover {
  color: var(--ink) !important;
  border-color: var(--ink) !important;
  background: rgba(255,255,255,.04);
}

.nav__burger {
  display: none;
  background: none;
  border: 0;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.nav__burger span {
  width: 22px; height: 1.5px;
  background: var(--ink);
  display: block;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  padding: 180px 0 0;
  min-height: 100vh;
  overflow: hidden;
  isolation: isolate;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 30%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 30%, #000 30%, transparent 80%);
  opacity: .5;
}
.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  opacity: .55;
}
.hero__glow--a {
  width: 540px; height: 540px;
  background: radial-gradient(circle, rgba(212,165,116,.45), transparent 70%);
  top: -60px;
  left: -120px;
}
.hero__glow--b {
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(120,90,200,.18), transparent 70%);
  top: 30%;
  right: -200px;
}

.hero__inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-bottom: 80px;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  font-size: 13px;
  color: var(--ink-2);
  margin-bottom: 36px;
  background: rgba(255,255,255,.02);
}
.hero__eyebrow .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(212,165,116,.18);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}
.hero__title {
  font-family: var(--f-serif);
  font-size: clamp(44px, 7.5vw, 104px);
  line-height: 1.02;
  letter-spacing: -.03em;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 32px;
}
.hero__title .line {
  display: block;
  overflow: hidden;
}
.hero__title .line--accent em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.hero__title-dot {
  color: var(--accent);
  display: inline-block;
}
.hero__sub {
  font-size: clamp(15px, 1.4vw, 19px);
  color: var(--ink-2);
  max-width: 720px;
  margin: 0 auto 48px;
  line-height: 1.7;
}
.hero__cta {
  display: flex;
  gap: 24px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 80px;
}
.hero__meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  max-width: 880px;
  margin: 0 auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
}
.hero__meta-item {
  text-align: center;
  border-right: 1px solid var(--line);
  padding: 0 16px;
}
.hero__meta-item:last-child { border-right: 0; }
.hero__meta-item .num {
  font-family: var(--f-serif);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 600;
  color: var(--ink);
  display: block;
  letter-spacing: -.02em;
}
.hero__meta-item .num i {
  font-style: normal;
  color: var(--accent);
  font-size: .75em;
  margin-left: 2px;
}
.hero__meta-item .lbl {
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: .15em;
  text-transform: uppercase;
}

.hero__mockup {
  display: none; /* hidden in hero, optional decoration */
}

.hero__marquee {
  margin-top: 80px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  position: relative;
}
.hero__marquee::before,
.hero__marquee::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}
.hero__marquee::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.hero__marquee::after  { right: 0; background: linear-gradient(-90deg, var(--bg), transparent); }
.marquee__track {
  display: flex;
  gap: 36px;
  white-space: nowrap;
  animation: marquee 40s linear infinite;
  font-family: var(--f-mono);
  font-size: 14px;
  color: var(--ink-3);
}
.marquee__track span:not(:has(text)) { color: var(--ink-2); }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   POSITIONING — quote stripe
   ============================================================ */
.positioning {
  padding: 140px 0;
  background: var(--bg);
}
.positioning__inner {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}
.positioning__label {
  font-size: 12px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
.positioning__text {
  font-family: var(--f-serif);
  font-size: clamp(28px, 3.6vw, 48px);
  line-height: 1.3;
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -.01em;
}
.positioning__text b {
  font-weight: 600;
  color: var(--ink);
  background: linear-gradient(180deg, transparent 65%, rgba(212,165,116,.18) 65%);
  padding: 0 4px;
}
.positioning__text em {
  font-style: italic;
  color: var(--accent);
}

/* ============================================================
   FEATURES
   ============================================================ */
.features {
  padding: 120px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
}
.feature {
  grid-column: span 2;
  position: relative;
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border: 1px solid var(--line);
  transition: all .5s cubic-bezier(.2,.8,.2,1);
  overflow: hidden;
  isolation: isolate;
}
.feature::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--mx,50%) var(--my,50%), rgba(212,165,116,.06), transparent 40%);
  opacity: 0;
  transition: opacity .5s ease;
  z-index: -1;
}
.feature:hover {
  border-color: var(--line-2);
  transform: translateY(-3px);
}
.feature:hover::before { opacity: 1; }
.feature--lg {
  grid-column: span 3;
  background: linear-gradient(180deg, rgba(212,165,116,.04), rgba(255,255,255,.01));
  border-color: rgba(212,165,116,.18);
}
.feature__num {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-3);
  margin-bottom: 28px;
  letter-spacing: .1em;
}
.feature__icon {
  width: 48px; height: 48px;
  margin-bottom: 24px;
  color: var(--accent);
}
.feature__icon svg { width: 100%; height: 100%; }
.feature h3 {
  font-family: var(--f-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
  letter-spacing: -.01em;
}
.feature p {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.7;
}
.feature__list {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feature__list li {
  font-size: 13px;
  color: var(--ink-2);
  padding-left: 18px;
  position: relative;
}
.feature__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 8px; height: 1px;
  background: var(--accent);
}

/* ============================================================
   PAINS — owner relatable
   ============================================================ */
.pains {
  padding: 130px 0 100px;
  background: var(--bg);
  border-top: 1px solid var(--line);
}
.pains__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 60px;
}
.pain {
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.005));
  transition: all .35s ease;
  position: relative;
}
.pain:hover {
  border-color: var(--line-2);
  transform: translateY(-3px);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.01));
}
.pain__icon {
  width: 52px; height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(212,165,116,.1);
  border: 1px solid rgba(212,165,116,.25);
  margin-bottom: 24px;
}
.pain h4 {
  font-family: var(--f-serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
  letter-spacing: -.005em;
  font-style: italic;
}
.pain p {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.7;
}
.pains__solve {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-top: 60px;
  text-align: center;
}
.pains__solve p {
  font-family: var(--f-serif);
  font-size: clamp(22px, 2.6vw, 32px);
  color: var(--ink);
  font-weight: 500;
  letter-spacing: -.01em;
}
.pains__solve em {
  font-style: italic;
  color: var(--accent);
}
.pains__solve-line {
  display: block;
  width: 80px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how {
  padding: 130px 0;
  background: var(--bg);
  border-top: 1px solid var(--line);
}
.how__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 24px;
}
.how-step {
  position: relative;
  padding: 40px 36px 40px 0;
}
.how-step__num {
  font-family: var(--f-serif);
  font-size: 48px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 28px;
  letter-spacing: -.02em;
}
.how-step__line {
  position: absolute;
  top: 64px;
  left: 70px;
  right: -16px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: .35;
}
.how-step__line--last { display: none; }
.how-step h3 {
  font-family: var(--f-serif);
  font-size: 26px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 14px;
  letter-spacing: -.01em;
}
.how-step p {
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.7;
  margin-bottom: 22px;
}
.how-step__time {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--accent);
  padding: 6px 12px;
  border: 1px solid rgba(212,165,116,.3);
  border-radius: 999px;
  background: rgba(212,165,116,.06);
}

/* ============================================================
   TESTIMONIAL
   ============================================================ */
.testi {
  padding: 130px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.testi::before {
  content: "";
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,165,116,.12), transparent 70%);
  top: -200px; left: -200px;
  filter: blur(80px);
}
.testi__inner {
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}
.testi__quote {
  font-family: var(--f-serif);
  font-size: 140px;
  font-weight: 700;
  color: var(--accent);
  line-height: 0.6;
  margin-bottom: 24px;
  opacity: .7;
}
.testi__text {
  font-family: var(--f-serif);
  font-size: clamp(22px, 2.6vw, 34px);
  line-height: 1.45;
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -.01em;
  margin-bottom: 48px;
  font-style: italic;
}
.testi__text em {
  font-style: italic;
  color: var(--accent);
  background: linear-gradient(180deg, transparent 60%, rgba(212,165,116,.18) 60%);
  padding: 0 4px;
}
.testi__author {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  text-align: left;
}
.testi__avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #f5e9d6);
  color: #1a1410;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-serif);
  font-size: 22px;
  font-weight: 700;
}
.testi__name {
  font-family: var(--f-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
}
.testi__role {
  font-size: 13px;
  color: var(--ink-3);
  letter-spacing: .02em;
  margin-top: 2px;
}

/* ============================================================
   PARTNERS / AGENTS
   ============================================================ */
.partners {
  padding: 130px 0;
  background: var(--bg);
  border-top: 1px solid var(--line);
}
.partners__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.partner {
  padding: 32px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.005));
  transition: all .4s cubic-bezier(.2,.8,.2,1);
  position: relative;
  overflow: hidden;
}
.partner::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: linear-gradient(135deg, rgba(212,165,116,.4), transparent 60%);
  border-radius: inherit;
  opacity: 0;
  transition: opacity .4s ease;
  z-index: -1;
}
.partner:hover {
  transform: translateY(-4px);
  border-color: rgba(212,165,116,.35);
  background: linear-gradient(180deg, rgba(212,165,116,.06), rgba(255,255,255,.01));
}
.partner:hover::before { opacity: 1; }
.partner__city {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.partner__name {
  font-family: var(--f-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 10px;
  letter-spacing: -.01em;
}
.partner__tag {
  display: inline-block;
  padding: 4px 10px;
  font-size: 11px;
  color: var(--ink-2);
  border: 1px solid var(--line-2);
  border-radius: 999px;
  margin-bottom: 14px;
  letter-spacing: .05em;
}
.partner__lvl {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: .15em;
}
.partners__cta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

/* CTA enhancements (badge, note, trust strip) */
.cta-final__badge {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(212,165,116,.12);
  color: var(--accent);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 28px;
  border: 1px solid rgba(212,165,116,.3);
}
.cta-final__note {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--ink-3);
}
.cta-final__trust {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.cta-final__trust span {
  font-size: 13px;
  color: var(--ink-3);
}

/* Footer contact */
.footer__contact {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  color: var(--ink-2);
  font-family: var(--f-mono);
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing {
  padding: 130px 0;
  background: var(--bg);
  border-top: 1px solid var(--line);
}
.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.plan {
  padding: 44px 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.005));
  position: relative;
  transition: all .35s ease;
  display: flex;
  flex-direction: column;
}
.plan:hover {
  border-color: var(--line-2);
  transform: translateY(-4px);
}
.plan--pop {
  border-color: rgba(212,165,116,.4);
  background: linear-gradient(180deg, rgba(212,165,116,.07), rgba(255,255,255,.01));
  box-shadow: 0 30px 60px -30px var(--accent-glow);
  transform: scale(1.02);
}
.plan--pop:hover {
  transform: scale(1.02) translateY(-4px);
}
.plan__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(180deg, #f5e9d6, #d4a574);
  color: #1a1410;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
}
.plan h4 {
  font-family: var(--f-serif);
  font-size: 26px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: -.01em;
}
.plan__desc {
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: 28px;
}
.plan__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
.plan__price .cur {
  font-family: var(--f-serif);
  font-size: 22px;
  color: var(--ink);
}
.plan__price .num {
  font-family: var(--f-serif);
  font-size: 56px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -.03em;
  line-height: 1;
}
.plan__price .per {
  font-size: 14px;
  color: var(--ink-3);
  margin-left: 6px;
}
.plan__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  flex: 1;
}
.plan__list li {
  font-size: 14px;
  color: var(--ink-2);
  padding-left: 24px;
  position: relative;
}
.plan__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 600;
}
.plan .btn {
  width: 100%;
  justify-content: center;
}
.pricing__foot {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.pricing__foot span {
  font-size: 13px;
  color: var(--ink-3);
}

/* ============================================================
   GEO STRIPE
   ============================================================ */
.geo-stripe {
  padding: 140px 0;
  position: relative;
  overflow: hidden;
}
.geo-stripe::before {
  content: "";
  position: absolute;
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,165,116,.12), transparent 70%);
  top: -300px; right: -300px;
  filter: blur(80px);
}
.geo-stripe__inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}
.geo-stripe__badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  background: rgba(212,165,116,.12);
  color: var(--accent);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 28px;
  border: 1px solid rgba(212,165,116,.25);
}
.geo-stripe__title {
  font-family: var(--f-serif);
  font-size: clamp(32px, 4.5vw, 56px);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -.02em;
  margin-bottom: 24px;
}
.geo-stripe__title em {
  font-style: italic;
  color: var(--accent);
}
.geo-stripe__desc {
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.75;
  margin-bottom: 32px;
}

.geo-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.01));
  border: 1px solid var(--line-2);
  backdrop-filter: blur(10px);
  position: relative;
}
.geo-card::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(212,165,116,.4), transparent 50%);
  z-index: -1;
  opacity: .6;
}
.geo-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.geo-card__url {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--ink-2);
}
.geo-card__score {
  font-family: var(--f-serif);
  display: flex;
  align-items: baseline;
}
.geo-card__score b {
  font-size: 48px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
}
.geo-card__score i {
  font-style: normal;
  color: var(--ink-3);
  font-size: 16px;
  margin-left: 2px;
}
.geo-card__bars {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.bar {
  display: grid;
  grid-template-columns: 100px 1fr 32px;
  align-items: center;
  gap: 12px;
}
.bar__lbl { font-size: 12px; color: var(--ink-2); }
.bar__track {
  height: 4px;
  background: rgba(255,255,255,.06);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}
.bar__track i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 2px;
}
.bar__val {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--accent);
  text-align: right;
}
.geo-card__foot {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--ink-3);
}

/* ============================================================
   COMPARE
   ============================================================ */
.compare {
  padding: 120px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--line);
}
.compare__table {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255,255,255,.01);
}
.compare__row {
  display: grid;
  grid-template-columns: 1fr 1.5fr 1.6fr;
  border-bottom: 1px solid var(--line);
}
.compare__row:last-child { border-bottom: 0; }
.compare__row--head {
  background: rgba(255,255,255,.03);
}
.compare__row--head .compare__cell {
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 22px 28px;
}
.compare__cell {
  padding: 26px 28px;
  font-size: 15px;
  color: var(--ink-2);
  border-right: 1px solid var(--line);
  display: flex;
  align-items: center;
}
.compare__cell:last-child { border-right: 0; }
.compare__cell:first-child {
  font-family: var(--f-serif);
  font-size: 18px;
  color: var(--ink);
}
.compare__cell:first-child span {
  font-weight: 500;
}
.compare__cell--us {
  color: var(--ink);
  background: linear-gradient(90deg, rgba(212,165,116,.04), transparent);
  position: relative;
}
.compare__cell--us::before {
  content: "✦";
  color: var(--accent);
  margin-right: 10px;
  font-size: 14px;
}

/* ============================================================
   STATS
   ============================================================ */
.stats {
  padding: 120px 0;
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.stat {
  padding: 48px 32px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: left;
  transition: background .35s ease;
}
.stat:hover { background: rgba(212,165,116,.04); }
.stat__num {
  font-family: var(--f-serif);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1;
}
.stat__num i {
  font-style: normal;
  color: var(--accent);
  font-size: .55em;
  margin-left: 4px;
}
.stat__lbl {
  font-size: 13px;
  color: var(--ink-3);
  letter-spacing: .12em;
  text-transform: uppercase;
}

/* ============================================================
   STACK
   ============================================================ */
.stack {
  padding: 120px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--line);
}
.stack__inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: center;
}
.stack__desc {
  margin: 24px 0 32px;
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.75;
}
.stack__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.stack__chips span {
  padding: 8px 14px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-2);
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: rgba(255,255,255,.02);
}

.code-window {
  border-radius: var(--radius);
  background: #0d0d10;
  border: 1px solid var(--line-2);
  overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,.5);
}
.code-window__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.02);
}
.code-window__bar > span {
  width: 11px; height: 11px;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
}
.code-window__bar > span:nth-child(1) { background: #ff5f56; }
.code-window__bar > span:nth-child(2) { background: #ffbd2e; }
.code-window__bar > span:nth-child(3) { background: #27c93f; }
.code-window__title {
  margin-left: 14px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--ink-3);
}
.code-window__body {
  padding: 28px 24px;
  font-family: var(--f-mono);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-2);
  overflow-x: auto;
}
.c-key { color: var(--accent); font-weight: 500; }
.c-str { color: #c8e6ad; }
.c-cmt { color: var(--ink-3); }

/* ============================================================
   AUDIENCE
   ============================================================ */
.audience {
  padding: 120px 0;
}
.audience__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.aud-card {
  padding: 32px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.01);
  transition: all .35s ease;
}
.aud-card:hover {
  border-color: var(--line-2);
  background: rgba(255,255,255,.025);
  transform: translateY(-3px);
}
.aud-card__tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
  font-family: var(--f-mono);
}
.aud-card h4 {
  font-family: var(--f-serif);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--ink);
}
.aud-card p {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.7;
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.cta-final {
  padding: 80px 0 140px;
}
.cta-final__inner {
  position: relative;
  border-radius: 32px;
  padding: 100px 60px;
  overflow: hidden;
  text-align: center;
  isolation: isolate;
  border: 1px solid var(--line-2);
  background: linear-gradient(180deg, #16140f, #0a0a0c);
}
.cta-final__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, rgba(212,165,116,.18), transparent 70%),
    radial-gradient(ellipse 40% 60% at 100% 100%, rgba(120,90,200,.1), transparent 70%);
  z-index: -1;
}
.cta-final__title {
  font-family: var(--f-serif);
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.1;
  letter-spacing: -.02em;
  font-weight: 600;
  margin-bottom: 24px;
}
.cta-final__title em {
  font-style: italic;
  color: var(--accent);
}
.cta-final__sub {
  font-size: 17px;
  color: var(--ink-2);
  margin-bottom: 48px;
}
.cta-final__btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 80px 0 32px;
  border-top: 1px solid var(--line);
  background: var(--bg);
}
.footer__top {
  display: grid;
  grid-template-columns: 1.2fr 3fr;
  gap: 80px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--line);
}
.footer__brand p {
  margin-top: 20px;
  font-size: 14px;
  color: var(--ink-3);
  line-height: 1.7;
}
.footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
}
.footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.footer__col h5 {
  font-size: 13px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 18px;
  font-weight: 500;
}
.footer__col a {
  display: block;
  font-size: 14px;
  color: var(--ink-3);
  padding: 6px 0;
  transition: color .25s ease;
}
.footer__col a:hover { color: var(--ink); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
  font-size: 13px;
  color: var(--ink-3);
}
.footer__ver {
  font-family: var(--f-mono);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature, .feature--lg { grid-column: span 1; }
  .geo-stripe__inner { grid-template-columns: 1fr; gap: 60px; }
  .stack__inner { grid-template-columns: 1fr; gap: 60px; }
  .audience__grid { grid-template-columns: repeat(2, 1fr); }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__top { grid-template-columns: 1fr; gap: 48px; }
  .pricing__grid { grid-template-columns: 1fr; gap: 20px; }
  .plan--pop { transform: none; }
  .how__grid { grid-template-columns: repeat(2, 1fr); }
  .how-step__line { display: none; }
  .pains__grid { grid-template-columns: repeat(2, 1fr); }
  .partners__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  .container { padding: 0 22px; }
  .nav__menu { display: none; }
  .nav__cta { display: none; }   /* 整个 CTA 区在移动端隐藏，所有按钮都进抽屉 */
  .nav__burger { display: flex; }
  .hero { padding-top: 130px; }
  .hero__cta { flex-direction: column; gap: 16px; }
  .hero__cta .btn { width: 100%; justify-content: center; }
  .hero__meta { grid-template-columns: repeat(2, 1fr); gap: 0; }
  .hero__meta-item:nth-child(2) { border-right: 0; }
  .hero__meta-item:nth-child(1), .hero__meta-item:nth-child(2) {
    border-bottom: 1px solid var(--line);
    padding-bottom: 24px;
    margin-bottom: 24px;
  }
  .compare__row { grid-template-columns: 1fr; }
  .compare__cell { border-right: 0; border-bottom: 1px solid var(--line); padding: 16px 22px; }
  .compare__cell:last-child { border-bottom: 0; }
  .compare__row--head .compare__cell:nth-child(2),
  .compare__row--head .compare__cell:nth-child(3) { display: none; }
  .compare__cell:first-child {
    font-size: 14px;
    color: var(--accent);
    background: rgba(212,165,116,.05);
    padding: 14px 22px;
    text-transform: uppercase;
    letter-spacing: .12em;
  }
  .feature-grid { grid-template-columns: 1fr; }
  .audience__grid { grid-template-columns: 1fr; }
  .stats__grid { grid-template-columns: 1fr; }
  .positioning { padding: 100px 0; }
  .features, .stack, .audience, .compare { padding: 90px 0; }
  .how, .pricing, .pains, .testi, .partners { padding: 90px 0; }
  .how__grid { grid-template-columns: 1fr; gap: 24px; }
  .how-step { padding: 32px 0; }
  .how-step__line { display: none; }
  .pricing__grid { grid-template-columns: 1fr; }
  .plan--pop { transform: none; }
  .pricing__foot { gap: 16px; flex-direction: column; align-items: center; }
  .pains__grid { grid-template-columns: 1fr; }
  .pains__solve { flex-direction: column; gap: 16px; }
  .pains__solve-line { width: 60px; }
  .partners__grid { grid-template-columns: 1fr; }
  .partners__cta { flex-direction: column; gap: 16px; }
  .testi__quote { font-size: 100px; }
  .cta-final__trust { flex-direction: column; gap: 12px; }
  .geo-stripe { padding: 100px 0; }
  .cta-final__inner { padding: 70px 28px; }
  .footer__cols { grid-template-columns: repeat(2, 1fr); }
  .footer__bottom { flex-direction: column; gap: 12px; }
  .bar { grid-template-columns: 80px 1fr 28px; }
}

@media (max-width: 480px) {
  .hero__title { font-size: clamp(36px, 11vw, 56px); }
  .geo-card { padding: 24px 20px; }
  .feature { padding: 30px 24px; }
  .stat { padding: 32px 22px; }
}

/* ============================================================
   MOBILE OVERFLOW HOTFIX — 防止移动端横向溢出 / 收紧排版
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html, body {
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
}
img, svg, video, iframe { max-width: 100%; height: auto; }
input, select, textarea, button { max-width: 100%; }

/* ============================================================
   MOBILE DRAWER — 移动端汉堡抽屉菜单
   ============================================================ */
.mdrawer {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(10,10,12,.97);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  padding: 80px 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-12px);
  transition: opacity .35s cubic-bezier(.2,.8,.2,1), transform .35s cubic-bezier(.2,.8,.2,1);
  overflow-y: auto;
}
body.menu-open .mdrawer {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
body.menu-open { overflow: hidden; }

.mdrawer__close {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 40px; height: 40px;
  border: 1px solid var(--line-2);
  background: transparent;
  color: var(--ink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all .25s ease;
}
.mdrawer__close:hover { border-color: var(--ink); background: rgba(255,255,255,.04); }

.mdrawer__menu {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 16px;
}
.mdrawer__menu a {
  font-family: var(--f-serif);
  font-size: 26px;
  font-weight: 600;
  color: var(--ink);
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  letter-spacing: -.005em;
  display: block;
  transition: color .2s ease, padding-left .25s ease;
}
.mdrawer__menu a:hover {
  color: var(--accent);
  padding-left: 6px;
}

.mdrawer__lang {
  margin-top: 8px;
}
.mdrawer__lang-label {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 14px;
}
.mdrawer__lang-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
}
.mdrawer__lang-current {
  flex: 1;
  text-align: center;
  padding: 14px 16px;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .15em;
  text-transform: uppercase;
  border-radius: 999px;
  background: var(--accent);
  color: #1a1410;
  font-weight: 600;
}
.mdrawer__lang-btn {
  flex: 1;
  text-align: center;
  padding: 14px 16px;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .15em;
  text-transform: uppercase;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  color: var(--ink-2);
  transition: all .2s ease;
}
.mdrawer__lang-btn:hover {
  color: var(--ink);
  border-color: var(--ink);
  background: rgba(255,255,255,.04);
}

.mdrawer__footer {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.mdrawer__cta {
  width: 100%;
  justify-content: center;
}

/* burger 变 X 动画 */
.nav__burger.is-active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav__burger.is-active span:nth-child(2) { opacity: 0; }
.nav__burger.is-active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}
.nav__burger span {
  transition: transform .3s ease, opacity .2s ease;
}

/* 在大屏幕隐藏抽屉 */
@media (min-width: 821px) {
  .mdrawer { display: none !important; }
}

/* 所有可能放置 glow / grid 大尺寸装饰的区块都裁切 */
.hero, .geo-stripe, .testi, .cta-final, .page-hero, .stack,
.positioning, .compare, .features, .audience, .stats,
.how, .partners, .pricing, .pains, .prose {
  overflow: hidden;
}

/* 平板与小桌面 768–1024 收紧 */
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .nav__brand { font-size: 18px; }
  .nav__brand-mark { width: 24px; height: 24px; }
  .nav__cta .btn--solid { padding: 10px 14px; font-size: 13px; }
  .nav__cta .btn__arrow { display: none; }
  .hero__title { font-size: clamp(32px, 9vw, 56px); }
  .hero__sub { font-size: 15px; line-height: 1.7; }
  .section-head__title { font-size: clamp(26px, 5.5vw, 40px); }
  .page-hero__title { font-size: clamp(32px, 8vw, 56px); }
}

/* 手机 ≤480 全面收紧 */
@media (max-width: 480px) {
  .container { padding: 0 16px; }

  /* Hero */
  .hero { padding: 110px 0 60px; }
  .hero__eyebrow { font-size: 11px; padding: 6px 14px; }
  .hero__title { font-size: clamp(28px, 10vw, 42px); line-height: 1.12; letter-spacing: -.02em; }
  .hero__sub { font-size: 14px; line-height: 1.75; }
  .hero__sub br { display: none; }
  .hero__cta { gap: 12px; margin-bottom: 56px; }
  .hero__cta .btn { padding: 13px 22px; font-size: 14px; }
  .hero__meta { grid-template-columns: repeat(2, 1fr); gap: 0; padding: 22px 0; }
  .hero__meta-item { padding: 14px 8px; border-right: 0; }
  .hero__meta-item:nth-child(odd) { border-right: 1px solid var(--line); }
  .hero__meta-item:nth-child(1), .hero__meta-item:nth-child(2) {
    border-bottom: 1px solid var(--line);
    margin-bottom: 0;
    padding-bottom: 14px;
  }
  .hero__meta-item .num { font-size: 22px; }
  .hero__meta-item .lbl { font-size: 10px; }
  .hero__marquee { padding: 14px 0; margin-top: 56px; }
  .marquee__track { font-size: 12px; gap: 24px; }

  /* Hero glow 缩小防溢出 */
  .hero__glow--a { width: 320px; height: 320px; }
  .hero__glow--b { width: 360px; height: 360px; right: -150px; }

  /* Page hero */
  .page-hero { padding: 110px 0 50px; }
  .page-hero__crumb { font-size: 11px; margin-bottom: 18px; }
  .page-hero__eyebrow { font-size: 10px; letter-spacing: .2em; margin-bottom: 16px; }
  .page-hero__title { font-size: clamp(28px, 8vw, 44px); line-height: 1.15; }
  .page-hero__sub { font-size: 14.5px; line-height: 1.7; }
  .page-hero__sub br { display: none; }
  .page-hero__bg::after { width: 400px; height: 400px; top: -200px; }

  /* Sections 通用 */
  .positioning, .features, .stack, .audience, .compare,
  .how, .pains, .testi, .partners, .pricing, .geo-stripe, .stats,
  .prose { padding: 60px 0; }

  /* Section heads */
  .section-head { margin-bottom: 40px; }
  .section-head__eyebrow { font-size: 11px; margin-bottom: 16px; letter-spacing: .2em; }
  .section-head__title { font-size: clamp(24px, 6.5vw, 36px); line-height: 1.2; }
  .section-head__desc { font-size: 14.5px; line-height: 1.7; margin-top: 18px; }

  /* Positioning */
  .positioning__text { font-size: clamp(20px, 5.5vw, 30px); }

  /* Features 卡片 */
  .feature { padding: 26px 22px; }
  .feature__num { font-size: 11px; margin-bottom: 18px; }
  .feature__icon { width: 40px; height: 40px; margin-bottom: 18px; }
  .feature h3 { font-size: 19px; }
  .feature p { font-size: 13.5px; line-height: 1.7; }
  .feature__list { margin-top: 16px; padding-top: 16px; }
  .feature__list li { font-size: 12.5px; padding-left: 16px; }

  /* Compare 表格收紧 */
  .compare__cell { padding: 12px 16px; font-size: 13px; }
  .compare__cell:first-child {
    font-size: 11px; padding: 10px 16px;
  }
  .compare__cell--us::before { font-size: 12px; margin-right: 6px; }

  /* Geo card */
  .geo-card { padding: 20px 16px; }
  .geo-card__head { flex-direction: column; align-items: flex-start; gap: 10px; }
  .geo-card__url { font-size: 11px; word-break: break-all; }
  .geo-card__score b { font-size: 38px; }
  .bar { grid-template-columns: 64px 1fr 24px; gap: 8px; }
  .bar__lbl { font-size: 10.5px; }
  .bar__val { font-size: 10.5px; }
  .geo-card__foot { flex-direction: column; gap: 6px; align-items: flex-start; font-size: 11px; }
  .geo-stripe::before { width: 400px; height: 400px; }

  /* Stats */
  .stat { padding: 24px 18px; }
  .stat__num { font-size: clamp(28px, 8vw, 42px); }
  .stat__lbl { font-size: 11px; }

  /* CTA Final */
  .cta-final { padding: 50px 0 70px; }
  .cta-final__inner { padding: 50px 22px; border-radius: 20px; }
  .cta-final__badge { font-size: 10.5px; padding: 6px 12px; margin-bottom: 22px; }
  .cta-final__title { font-size: clamp(22px, 6vw, 32px); line-height: 1.2; }
  .cta-final__sub { font-size: 14px; margin-bottom: 32px; }
  .cta-final__btns { flex-direction: column; gap: 12px; width: 100%; }
  .cta-final__btns .btn { width: 100%; justify-content: center; padding: 14px 18px; font-size: 14px; }
  .cta-final__btns .btn--xl { padding: 14px 18px; font-size: 14px; }

  /* Form */
  .form-card { padding: 28px 20px; border-radius: 16px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-control { padding: 12px 14px; font-size: 14.5px; }
  .form-group label { font-size: 12.5px; }

  /* Contact info */
  .contact-info { grid-template-columns: 1fr; gap: 12px; margin-top: 36px; }
  .contact-info__card { padding: 22px 20px; }

  /* Solution */
  .solution { padding: 60px 0; }
  .solution__visual { padding: 40px 24px; min-height: 200px; }
  .solution__visual-num { font-size: clamp(50px, 14vw, 80px); }
  .solution__title { font-size: clamp(24px, 6.5vw, 36px); }
  .solution__desc { font-size: 14.5px; }

  /* Partner */
  .partner { padding: 24px 18px; }
  .partner__name { font-size: 18px; }

  /* Timeline */
  .timeline { padding-left: 28px; }
  .tl-item { padding-bottom: 36px; }
  .tl-item::before { left: -28px; width: 13px; height: 13px; top: 4px; border-width: 2px; }
  .tl-item h4 { font-size: 18px; }
  .tl-item p { font-size: 13.5px; }

  /* Footer */
  .footer { padding: 60px 0 24px; }
  .footer__top { padding-bottom: 40px; gap: 36px; }
  .footer__cols { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer__col h5 { font-size: 11px; margin-bottom: 14px; }
  .footer__col a { font-size: 13px; }
  .footer__brand p { font-size: 13px; }
  .footer__contact { font-size: 13px; }
  .footer__bottom { font-size: 11px; gap: 8px; text-align: center; }

  /* Prose 内页正文 */
  .prose__inner h2 { font-size: clamp(22px, 6vw, 32px); margin: 56px 0 18px; }
  .prose__inner h3 { font-size: 18px; margin: 30px 0 12px; }
  .prose__inner p { font-size: 14.5px; line-height: 1.85; }
  .prose__inner ul li { font-size: 14px; padding: 8px 0 8px 22px; }
  .prose__inner blockquote { padding: 18px 22px; font-size: 16px; }

  /* Testi */
  .testi__quote { font-size: 80px; }
  .testi__text { font-size: clamp(17px, 4.8vw, 22px); }

  /* Code window */
  .code-window__body { padding: 18px 14px; font-size: 11.5px; line-height: 1.75; }
  .code-window__title { font-size: 11px; }

  /* Stack chips */
  .stack__chips span { font-size: 11px; padding: 6px 10px; }

  /* How step */
  .how-step h3 { font-size: 22px; }
  .how-step__num { font-size: 38px; }

  /* Brand 在窄屏避免被挤压 */
  .nav__brand-text { font-size: 18px; }
}

/* 极小屏幕 ≤360 */
@media (max-width: 360px) {
  .container { padding: 0 14px; }
  .footer__cols { grid-template-columns: 1fr; }
  .hero__meta { grid-template-columns: 1fr; }
  .hero__meta-item { border: 0 !important; padding: 12px 0 !important; border-bottom: 1px solid var(--line) !important; }
  .compare__cell { padding: 10px 14px; }
  .mdrawer { padding: 70px 22px 28px; }
  .mdrawer__menu a { font-size: 22px; padding: 14px 0; }
}

/* ============================================================
   MOBILE NAV 与大装饰球收敛（额外保险）
   ============================================================ */
@media (max-width: 820px) {
  .nav { padding: 14px 0; }
  .nav.is-scrolled { padding: 12px 0; }
  .nav__inner { gap: 16px; }
  .nav__brand { font-size: 19px; }
  .nav__brand-mark { width: 26px; height: 26px; }
  .nav__brand-mark::after { inset: 5px; }

  /* 大尺寸装饰球收紧，避免溢出 */
  .geo-stripe::before { width: 500px; height: 500px; top: -200px; right: -200px; }
  .testi::before { width: 400px; height: 400px; }
  .cta-final__bg { background-size: cover; }
}

@media (max-width: 480px) {
  .nav__brand { font-size: 17px; }
  .nav__brand-mark { width: 22px; height: 22px; }
  .nav__brand-mark::after { inset: 4px; }
  .nav__burger { padding: 6px; }
  .nav__burger span { width: 20px; }
}

/* ============================================================
   WHY THIS ENGINE EXISTS — magazine editorial
   ============================================================ */
.why-exists {
  position: relative;
  padding: 160px 0;
  background: var(--bg);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.why-exists::before {
  content: "";
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,165,116,.10), transparent 70%);
  filter: blur(100px);
  top: -250px; right: -250px;
  pointer-events: none;
}
.why-exists::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, transparent 30%, #000 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, transparent 30%, #000 80%);
  opacity: .25;
  pointer-events: none;
}
.why-exists__inner {
  max-width: 920px;
  margin: 0 auto;
  position: relative;
}
.why-exists__lead {
  font-family: var(--f-serif);
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.3;
  letter-spacing: -.015em;
  color: var(--ink);
  text-align: center;
  font-weight: 500;
  margin-top: 24px;
}
.why-exists__lead p { margin: 0 0 18px; }
.why-exists__lead strong {
  font-style: italic;
  color: var(--accent);
  font-weight: 500;
}
.why-exists__list {
  list-style: none;
  margin: 64px auto 0;
  padding: 0;
  max-width: 760px;
  border-top: 1px solid var(--line-2);
}
.why-exists__list li {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 32px;
  padding: 26px 6px;
  border-bottom: 1px solid var(--line-2);
  align-items: baseline;
  transition: padding-left .4s cubic-bezier(.2,.8,.2,1), background .35s ease;
  position: relative;
}
.why-exists__list li:hover {
  padding-left: 22px;
  background: linear-gradient(90deg, rgba(212,165,116,.04), transparent);
}
.why-exists__list .num {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .25em;
  color: var(--accent);
  font-weight: 500;
}
.why-exists__list .copy {
  font-family: var(--f-serif);
  font-size: clamp(19px, 2.1vw, 24px);
  line-height: 1.45;
  color: var(--ink);
  font-weight: 500;
  letter-spacing: -.005em;
}
.why-exists__result {
  font-family: var(--f-serif);
  font-style: italic;
  color: var(--ink-3);
  font-size: clamp(17px, 1.8vw, 21px);
  text-align: center;
  margin: 56px auto 0;
  max-width: 680px;
  line-height: 1.6;
}
.why-exists__divider {
  height: 1px;
  width: 80px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  margin: 56px auto;
}
.why-exists__answer {
  font-family: var(--f-serif);
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--ink);
  text-align: center;
  font-weight: 500;
  max-width: 800px;
  margin: 0 auto;
}
.why-exists__answer em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

/* ============================================================
   QUALIFIER — 极简金句（背景格栅 + 金色分隔）
   ============================================================ */
.qualifier {
  position: relative;
  padding: 130px 0;
  text-align: center;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.qualifier::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 50% 80% at 50% 50%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 50% 80% at 50% 50%, #000 20%, transparent 75%);
  opacity: .35;
  pointer-events: none;
}
.qualifier__inner {
  max-width: 980px;
  margin: 0 auto;
  position: relative;
}
.qualifier__mark {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.qualifier__mark::before,
.qualifier__mark::after {
  content: "";
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--accent);
  opacity: .6;
}
.qualifier__text {
  font-family: var(--f-serif);
  font-size: clamp(28px, 4.4vw, 54px);
  line-height: 1.18;
  letter-spacing: -.025em;
  color: var(--ink);
  font-weight: 500;
}
.qualifier__text .neg {
  color: var(--ink-3);
  font-weight: 400;
}
.qualifier__text .neg b {
  text-decoration: line-through;
  text-decoration-color: rgba(214,139,139,.55);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}
.qualifier__sep {
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, transparent, var(--accent), transparent);
  margin: 32px auto;
}
.qualifier__text em {
  font-style: italic;
  color: var(--accent);
  font-weight: 500;
}

/* ============================================================
   WHEN DO YOU NEED — editorial checklist
   ============================================================ */
.when-need {
  position: relative;
  padding: 160px 0;
  background: var(--bg);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.when-need::before {
  content: "";
  position: absolute;
  width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,165,116,.08), transparent 70%);
  filter: blur(120px);
  bottom: -350px; left: -250px;
  pointer-events: none;
}
.when-need__inner {
  max-width: 960px;
  margin: 0 auto;
  position: relative;
}
.when-need__list {
  list-style: none;
  margin: 56px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-2);
}
.when-need__list li {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 36px;
  padding: 32px 6px;
  border-bottom: 1px solid var(--line-2);
  align-items: baseline;
  transition: padding-left .4s cubic-bezier(.2,.8,.2,1), background .35s ease;
  position: relative;
}
.when-need__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width .45s cubic-bezier(.2,.8,.2,1);
}
.when-need__list li:hover {
  padding-left: 32px;
  background: linear-gradient(90deg, rgba(212,165,116,.04), transparent 60%);
}
.when-need__list li:hover::before {
  width: 22px;
}
.when-need__list .num {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .28em;
  color: var(--accent);
  font-weight: 500;
}
.when-need__list .text {
  font-family: var(--f-serif);
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.4;
  color: var(--ink);
  font-weight: 500;
  letter-spacing: -.005em;
}
.when-need__list .text strong {
  color: var(--accent);
  font-weight: 500;
  font-style: italic;
}
.when-need__verdict {
  margin: 88px auto 0;
  max-width: 800px;
  text-align: center;
  position: relative;
}
.when-need__verdict-line {
  width: 60px;
  height: 1px;
  background: var(--accent);
  margin: 0 auto 36px;
}
.when-need__verdict-no {
  font-family: var(--f-serif);
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.45;
  color: var(--ink-3);
  font-style: italic;
  margin: 0;
}
.when-need__verdict-no em {
  color: var(--ink-2);
  font-style: italic;
}
.when-need__verdict-yes {
  font-family: var(--f-serif);
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.3;
  color: var(--ink);
  font-weight: 500;
  letter-spacing: -.01em;
  margin-top: 24px;
}
.when-need__verdict-yes em {
  font-style: italic;
  color: var(--accent);
  font-weight: 500;
}

/* mobile */
@media (max-width: 768px) {
  .why-exists, .when-need { padding: 100px 0; }
  .qualifier { padding: 80px 0; }
  .why-exists__list li,
  .when-need__list li {
    grid-template-columns: 60px 1fr;
    gap: 18px;
    padding: 22px 4px;
  }
  .why-exists__list .num,
  .when-need__list .num {
    font-size: 11px;
  }
  .why-exists__list li:hover,
  .when-need__list li:hover {
    padding-left: 12px;
  }
}
@media (max-width: 480px) {
  .why-exists, .when-need { padding: 70px 0; }
  .qualifier { padding: 60px 0; }
  .why-exists__list { margin-top: 40px; }
  .when-need__list { margin-top: 36px; }
  .why-exists__list li,
  .when-need__list li {
    grid-template-columns: 48px 1fr;
    gap: 14px;
    padding: 18px 4px;
  }
  .why-exists__list .num,
  .when-need__list .num {
    font-size: 10px;
    letter-spacing: .2em;
  }
  .why-exists__list .copy,
  .when-need__list .text {
    font-size: 17px;
    line-height: 1.45;
  }
  .why-exists__divider { margin: 36px auto; }
  .when-need__verdict { margin-top: 56px; }
  .qualifier__mark { font-size: 10px; margin-bottom: 24px; }
}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  position: relative;
  padding: 200px 0 100px;
  overflow: hidden;
  isolation: isolate;
  border-bottom: 1px solid var(--line);
}
.page-hero__bg {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
}
.page-hero__bg::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 50% 100% at 50% 0%, #000, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 50% 100% at 50% 0%, #000, transparent 80%);
  opacity: .4;
}
.page-hero__bg::after {
  content: "";
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  filter: blur(120px);
  background: radial-gradient(circle, rgba(212,165,116,.4), transparent 70%);
  top: -300px; left: 50%;
  transform: translateX(-50%);
  opacity: .5;
}
.page-hero__inner {
  text-align: center;
  max-width: 880px;
  margin: 0 auto;
  position: relative;
}
.page-hero__crumb {
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: 24px;
  font-family: var(--f-mono);
  letter-spacing: .05em;
}
.page-hero__crumb a { color: var(--ink-3); }
.page-hero__crumb a:hover { color: var(--accent); }
.page-hero__crumb i {
  font-style: normal;
  margin: 0 8px;
  color: var(--ink-3);
  opacity: .5;
}
.page-hero__eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
  font-weight: 500;
}
.page-hero__title {
  font-family: var(--f-serif);
  font-size: clamp(40px, 6vw, 76px);
  line-height: 1.05;
  letter-spacing: -.025em;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 28px;
}
.page-hero__title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.page-hero__sub {
  font-size: clamp(15px, 1.5vw, 19px);
  color: var(--ink-2);
  line-height: 1.7;
  max-width: 720px;
  margin: 0 auto 32px;
}
.page-hero__cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   PROSE / inner page content blocks
   ============================================================ */
.prose {
  padding: 100px 0;
}
.prose__inner {
  max-width: 880px;
  margin: 0 auto;
}
.prose__inner h2 {
  font-family: var(--f-serif);
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--ink);
  margin: 80px 0 24px;
  line-height: 1.2;
}
.prose__inner h2:first-child { margin-top: 0; }
.prose__inner h2 em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.prose__inner h3 {
  font-family: var(--f-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  margin: 40px 0 16px;
}
.prose__inner p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
  margin-bottom: 20px;
}
.prose__inner p strong { color: var(--ink); font-weight: 600; }
.prose__inner ul {
  list-style: none;
  margin: 16px 0 28px;
  padding: 0;
}
.prose__inner ul li {
  font-size: 15px;
  color: var(--ink-2);
  line-height: 1.7;
  padding: 8px 0 8px 28px;
  position: relative;
  border-bottom: 1px solid var(--line);
}
.prose__inner ul li::before {
  content: "✦";
  position: absolute;
  left: 0;
  top: 8px;
  color: var(--accent);
  font-size: 13px;
}
.prose__inner ul li:last-child { border-bottom: 0; }
.prose__inner blockquote {
  margin: 32px 0;
  padding: 24px 32px;
  border-left: 2px solid var(--accent);
  background: rgba(212,165,116,.04);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: var(--f-serif);
  font-style: italic;
  font-size: 18px;
  color: var(--ink);
  line-height: 1.6;
}

/* ============================================================
   FORM
   ============================================================ */
.form-card {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 44px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.01));
  backdrop-filter: blur(10px);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 18px;
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13px;
  color: var(--ink-2);
  margin-bottom: 8px;
  letter-spacing: .02em;
}
.form-group label i { color: var(--accent); font-style: normal; }
.form-control {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-family: var(--f-sans);
  font-size: 15px;
  transition: all .25s ease;
}
.form-control:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(212,165,116,.04);
  box-shadow: 0 0 0 3px rgba(212,165,116,.12);
}
textarea.form-control { min-height: 120px; resize: vertical; }
.form-card .btn { width: 100%; justify-content: center; margin-top: 8px; }

/* contact info grid */
.contact-info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}
.contact-info__card {
  padding: 32px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
  background: rgba(255,255,255,.01);
}
.contact-info__card h4 {
  font-family: var(--f-serif);
  font-size: 18px;
  color: var(--ink);
  margin: 12px 0 8px;
}
.contact-info__card p { font-size: 14px; color: var(--ink-2); }
.contact-info__card .icon {
  font-size: 28px;
  color: var(--accent);
}

/* case grid */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.case-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 32px;
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.005));
  transition: all .35s ease;
}
.case-card:hover { border-color: var(--line-2); transform: translateY(-3px); }
.case-card__industry {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.case-card h3 {
  font-family: var(--f-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
}
.case-card p { font-size: 14.5px; color: var(--ink-2); line-height: 1.7; margin-bottom: 22px; }
.case-card__metrics {
  display: flex;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.case-card__metric .num {
  font-family: var(--f-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--accent);
  display: block;
}
.case-card__metric .lbl { font-size: 11px; color: var(--ink-3); letter-spacing: .12em; text-transform: uppercase; }

/* solution sections */
.solution {
  padding: 100px 0;
  border-bottom: 1px solid var(--line);
}
.solution:last-child { border-bottom: 0; }
.solution__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.solution--rev .solution__inner { direction: rtl; }
.solution--rev .solution__inner > * { direction: ltr; }
.solution__tag {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.solution__title {
  font-family: var(--f-serif);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--ink);
  margin-bottom: 22px;
}
.solution__title em { font-style: italic; color: var(--accent); }
.solution__desc { font-size: 16px; color: var(--ink-2); line-height: 1.8; margin-bottom: 24px; }
.solution__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
}
.solution__list li {
  font-size: 14.5px;
  color: var(--ink-2);
  padding-left: 22px;
  position: relative;
}
.solution__list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}
.solution__visual {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-2);
  background: linear-gradient(135deg, rgba(212,165,116,.06), rgba(255,255,255,.01));
  padding: 60px 40px;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.solution__visual::before {
  content: "";
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,165,116,.18), transparent 70%);
  filter: blur(60px);
}
.solution__visual-num {
  font-family: var(--f-serif);
  font-size: clamp(64px, 10vw, 120px);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -.04em;
  position: relative;
}
.solution__visual-lbl {
  font-size: 14px;
  color: var(--ink-2);
  letter-spacing: .05em;
  margin-top: 16px;
  position: relative;
}

/* timeline (about page) */
.timeline {
  max-width: 760px;
  margin: 0 auto;
  position: relative;
  padding-left: 48px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line-2);
}
.tl-item {
  position: relative;
  padding-bottom: 48px;
}
.tl-item::before {
  content: "";
  position: absolute;
  left: -48px;
  top: 6px;
  width: 17px; height: 17px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
}
.tl-item__date {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .25em;
  color: var(--accent);
  margin-bottom: 8px;
}
.tl-item h4 {
  font-family: var(--f-serif);
  font-size: 22px;
  color: var(--ink);
  margin-bottom: 10px;
  font-weight: 600;
}
.tl-item p { font-size: 15px; color: var(--ink-2); line-height: 1.75; }

/* responsive for inner pages */
@media (max-width: 1080px) {
  .case-grid, .contact-info { grid-template-columns: repeat(2, 1fr); }
  .solution__inner { grid-template-columns: 1fr; gap: 48px; }
  .solution--rev .solution__inner { direction: ltr; }
}
@media (max-width: 820px) {
  .page-hero { padding: 150px 0 70px; }
  .prose { padding: 70px 0; }
  .form-card { padding: 36px 24px; }
  .form-row { grid-template-columns: 1fr; }
  .case-grid, .contact-info { grid-template-columns: 1fr; }
  .solution { padding: 70px 0; }
  .timeline { padding-left: 38px; }
  .tl-item::before { left: -38px; }
}

/* Reveal animation utility */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s cubic-bezier(.2,.8,.2,1), transform .9s cubic-bezier(.2,.8,.2,1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}