/* ============================================================
   AI智能调味机 · Smart Seasoning Machine
   Design System: Vibrant Food Colors
   番茄红 Tomato / 彩椒橙 Pepper / 牛油果绿 Avocado / 葡萄紫 Grape
   ============================================================ */

:root {
  --tomato: #E4573D;
  --tomato-deep: #C93A26;
  --pepper: #F2994A;
  --pepper-soft: #F5B84C;
  --avocado: #6FB35C;
  --avocado-deep: #4E8A3F;
  --grape: #7C4DA5;
  --grape-deep: #5E3683;
  --cream: #FFF8F0;
  --cream-2: #FDF1E3;
  --white: #FFFFFF;
  --ink: #33261E;
  --ink-soft: #6B5A4E;
  --line: #F0E2D2;
  --shadow-sm: 0 4px 14px rgba(51, 38, 30, .07);
  --shadow-md: 0 12px 34px rgba(51, 38, 30, .12);
  --shadow-lg: 0 24px 60px rgba(51, 38, 30, .16);
  --r-sm: 14px;
  --r-md: 22px;
  --r-lg: 32px;
  --font-display: "Baloo 2", "Noto Sans SC", sans-serif;
  --font-body: "Noto Sans SC", -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

::selection { background: var(--tomato); color: #fff; }

/* ---------- Utility ---------- */
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.en {
  font-family: var(--font-display);
  letter-spacing: .04em;
}
.tag-en {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.section { padding: 110px 0; position: relative; }
.section-head { max-width: 760px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  line-height: 1.25;
  font-weight: 800;
  margin: 14px 0 16px;
}
.section-head h2 .en { display: block; font-size: .52em; color: var(--ink-soft); font-weight: 600; margin-top: 6px; letter-spacing: .1em; }
.section-head p { color: var(--ink-soft); font-size: 1.05rem; }

.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 18px; border-radius: 999px;
  background: var(--white); border: 1.5px solid var(--line);
  font-size: .85rem; font-weight: 700; color: var(--tomato);
  box-shadow: var(--shadow-sm);
}
.kicker::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s cubic-bezier(.2,.7,.3,1), transform .8s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; } .reveal.d4 { transition-delay: .32s; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .35s, box-shadow .35s, backdrop-filter .35s;
}
.nav.scrolled {
  background: rgba(255, 248, 240, .88);
  backdrop-filter: blur(14px);
  box-shadow: 0 6px 24px rgba(51, 38, 30, .08);
}
.nav-inner {
  max-width: 1280px; margin: 0 auto; padding: 16px 28px;
  display: flex; align-items: center; gap: 28px;
}
.logo { display: flex; align-items: center; gap: 11px; font-weight: 900; font-size: 1.14rem; }
.logo-dot {
  width: 38px; height: 38px; border-radius: 12px;
  background: conic-gradient(from 40deg, var(--tomato), var(--pepper), var(--avocado), var(--grape), var(--tomato));
  display: grid; place-items: center; color: #fff; font-size: 1.05rem;
  box-shadow: var(--shadow-sm);
}
.logo small { display: block; font-size: .68rem; font-weight: 600; color: var(--ink-soft); letter-spacing: .12em; }
.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a {
  padding: 9px 15px; border-radius: 999px; font-size: .92rem; font-weight: 600;
  color: var(--ink-soft); transition: .25s;
}
.nav-links a:hover { color: var(--tomato); background: rgba(228, 87, 61, .08); }
.nav-links a.active { color: #fff; background: var(--tomato); }
.nav-cta {
  padding: 11px 24px; border-radius: 999px; font-weight: 800; font-size: .92rem;
  background: var(--ink); color: #fff; transition: .25s; white-space: nowrap;
}
.nav-cta:hover { background: var(--tomato); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.nav-burger { display: none; margin-left: auto; width: 42px; height: 42px; border: none; border-radius: 12px; background: var(--white); box-shadow: var(--shadow-sm); font-size: 1.2rem; cursor: pointer; }

/* ---------- Hero ---------- */
.hero { padding: 168px 0 90px; position: relative; overflow: hidden; }
.hero-blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; pointer-events: none; }
.hero-blob.b1 { width: 480px; height: 480px; background: #FFD9CF; top: -140px; right: -100px; }
.hero-blob.b2 { width: 380px; height: 380px; background: #DDEED3; bottom: -120px; left: -120px; }
.hero-blob.b3 { width: 300px; height: 300px; background: #E8DDF2; top: 34%; left: 38%; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items: center; position: relative; }
.hero-badges { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 24px; }
.badge {
  padding: 7px 16px; border-radius: 999px; font-size: .82rem; font-weight: 700;
  background: var(--white); box-shadow: var(--shadow-sm); border: 1.5px solid var(--line);
}
.badge.t { color: var(--tomato); border-color: #F6CFC5; }
.badge.g { color: var(--avocado-deep); border-color: #CDE4C2; }
.badge.p { color: var(--grape); border-color: #DECDEA; }
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4rem); line-height: 1.18; font-weight: 900; letter-spacing: .01em;
}
.hero h1 .hl {
  background: linear-gradient(100deg, var(--tomato), var(--pepper) 45%, var(--avocado-deep) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero h1 .en-sub {
  display: block; font-family: var(--font-display); font-size: .42em; font-weight: 700;
  color: var(--ink-soft); margin-top: 18px; letter-spacing: .06em;
}
.hero-sub { margin: 24px 0 34px; color: var(--ink-soft); font-size: 1.08rem; max-width: 520px; }
.hero-sub .en { display: block; font-size: .82em; margin-top: 8px; opacity: .8; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 15px 30px; border-radius: 999px; font-weight: 800; font-size: 1rem;
  cursor: pointer; border: none; transition: .28s;
}
.btn-primary { background: var(--tomato); color: #fff; box-shadow: 0 12px 28px rgba(228, 87, 61, .35); }
.btn-primary:hover { background: var(--tomato-deep); transform: translateY(-3px); }
.btn-ghost { background: var(--white); color: var(--ink); border: 2px solid var(--line); }
.btn-ghost:hover { border-color: var(--tomato); color: var(--tomato); transform: translateY(-3px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--grape-deep); transform: translateY(-3px); }
.hero-visual { position: relative; }
.hero-img {
  border-radius: var(--r-lg); box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3; object-fit: cover; width: 100%; background: #EFE0CE;
}
.float-chip {
  position: absolute; padding: 14px 20px; border-radius: 18px;
  background: rgba(255,255,255,.92); backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md); font-weight: 800; font-size: .95rem;
  display: flex; align-items: center; gap: 10px; animation: floaty 5s ease-in-out infinite;
}
.float-chip small { display: block; font-size: .72rem; font-weight: 600; color: var(--ink-soft); }
.float-chip .n { font-family: var(--font-display); font-size: 1.3rem; }
.fc1 { top: 26px; left: -28px; color: var(--tomato); }
.fc2 { bottom: 90px; right: -22px; color: var(--avocado-deep); animation-delay: 1.2s; }
.fc3 { bottom: -20px; left: 40px; color: var(--grape); animation-delay: 2.1s; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* ---------- Marquee stats ---------- */
.marquee { background: var(--ink); padding: 22px 0; overflow: hidden; }
.marquee-track { display: flex; gap: 56px; width: max-content; animation: slide 30s linear infinite; }
.marquee-item { display: flex; align-items: center; gap: 12px; color: #fff; font-weight: 700; white-space: nowrap; }
.marquee-item .dot { width: 10px; height: 10px; border-radius: 50%; }
.marquee-item .num { font-family: var(--font-display); font-size: 1.25rem; }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- Pain points ---------- */
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.pain-card {
  background: var(--white); border-radius: var(--r-md); padding: 30px 28px;
  box-shadow: var(--shadow-sm); border: 1.5px solid var(--line);
  transition: .3s; position: relative; overflow: hidden;
}
.pain-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px;
  background: var(--pc, var(--tomato));
}
.pain-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.pain-card .p-id {
  font-family: var(--font-display); font-weight: 800; font-size: .85rem;
  color: var(--pc, var(--tomato)); letter-spacing: .1em;
}
.pain-card h3 { font-size: 1.18rem; margin: 10px 0 8px; }
.pain-card h3 .en { display: block; font-size: .72em; color: var(--ink-soft); font-weight: 600; }
.pain-card p { font-size: .92rem; color: var(--ink-soft); }
.pain-card .pct {
  margin-top: 16px; font-family: var(--font-display); font-size: 1.7rem; font-weight: 800;
  color: var(--pc, var(--tomato));
}
.pain-card .pct small { font-size: .85rem; font-weight: 600; color: var(--ink-soft); font-family: var(--font-body); }
.pain-note {
  margin-top: 34px; padding: 22px 28px; border-radius: var(--r-md);
  background: linear-gradient(100deg, #FDECE7, #FDF4E3);
  border: 1.5px dashed var(--tomato); font-weight: 600; font-size: .98rem;
}

/* ---------- Product features ---------- */
.product-layout { display: grid; grid-template-columns: .92fr 1.08fr; gap: 54px; align-items: start; }
.product-img-box { position: sticky; top: 110px; }
.product-img-box img { border-radius: var(--r-lg); box-shadow: var(--shadow-lg); }
.product-img-caption {
  margin-top: 14px; font-size: .85rem; color: var(--ink-soft); text-align: center;
}
.feat-list { display: grid; gap: 16px; }
.feat-card {
  display: flex; gap: 18px; background: var(--white); border-radius: var(--r-md);
  padding: 24px 26px; border: 1.5px solid var(--line); box-shadow: var(--shadow-sm);
  transition: .3s;
}
.feat-card:hover { transform: translateX(8px); border-color: var(--fc, var(--tomato)); }
.feat-num {
  flex: none; width: 52px; height: 52px; border-radius: 16px;
  display: grid; place-items: center; font-family: var(--font-display);
  font-weight: 800; font-size: 1.15rem; color: #fff; background: var(--fc, var(--tomato));
}
.feat-card h3 { font-size: 1.12rem; }
.feat-card h3 .en { font-size: .75em; color: var(--ink-soft); font-weight: 600; margin-left: 8px; }
.feat-card p { font-size: .92rem; color: var(--ink-soft); margin-top: 6px; }
.spec-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.spec-chip {
  font-size: .78rem; font-weight: 700; padding: 4px 12px; border-radius: 999px;
  background: color-mix(in srgb, var(--fc, var(--tomato)) 12%, white);
  color: color-mix(in srgb, var(--fc, var(--tomato)) 75%, black);
}

/* ---------- Demo (interactive) ---------- */
.demo-section { background: linear-gradient(180deg, var(--cream) 0%, #FFF3E2 100%); }
.demo-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.demo-copy .point { display: flex; gap: 14px; margin-top: 22px; }
.demo-copy .point .ic {
  flex: none; width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center;
  background: var(--white); box-shadow: var(--shadow-sm); font-size: 1.2rem;
}
.demo-copy .point h4 { font-size: 1.02rem; }
.demo-copy .point h4 .en { display: block; font-size: .72em; color: var(--ink-soft); font-weight: 600; }
.demo-copy .point p { font-size: .9rem; color: var(--ink-soft); }
.device {
  width: 400px; max-width: 100%; margin: 0 auto; background: #20160F;
  border-radius: 44px; padding: 14px; box-shadow: var(--shadow-lg), inset 0 0 0 2px #3A2C21;
}
.device-screen {
  background: #FFFBF5; border-radius: 32px; min-height: 640px;
  display: flex; flex-direction: column; overflow: hidden; position: relative;
  transition: font-size .3s;
}
.device-screen.elderly { font-size: 118%; }
.ds-statusbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 22px 6px; font-size: .72rem; color: var(--ink-soft); font-weight: 700;
}
.ds-body { flex: 1; padding: 14px 20px 20px; display: flex; flex-direction: column; overflow-y: auto; }
.ds-title { font-size: 1.25rem; font-weight: 900; margin-bottom: 2px; }
.ds-sub { font-size: .8rem; color: var(--ink-soft); margin-bottom: 16px; }
.mic-zone { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px; text-align: center; }
.mic-btn {
  width: 108px; height: 108px; border-radius: 50%; border: none; cursor: pointer;
  background: radial-gradient(circle at 32% 28%, #FF8A6B, var(--tomato) 70%);
  color: #fff; font-size: 2.4rem; box-shadow: 0 16px 36px rgba(228,87,61,.45);
  transition: .25s; position: relative;
}
.mic-btn:hover { transform: scale(1.06); }
.mic-btn.listening { animation: pulse 1.2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(228,87,61,.5); }
  70% { box-shadow: 0 0 0 26px rgba(228,87,61,0); }
  100% { box-shadow: 0 0 0 0 rgba(228,87,61,0); }
}
.voice-text {
  min-height: 56px; padding: 13px 18px; border-radius: 16px; background: var(--white);
  border: 1.5px solid var(--line); font-weight: 600; width: 100%; font-size: .95rem;
}
.voice-text .cursor { display: inline-block; width: 2px; background: var(--tomato); animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: 0; } }
.ds-hint { font-size: .78rem; color: var(--ink-soft); }
.recipe-card {
  background: var(--white); border-radius: 20px; overflow: hidden;
  border: 1.5px solid var(--line); box-shadow: var(--shadow-sm); margin-bottom: 14px;
}
.recipe-cover {
  height: 130px; background:
    radial-gradient(circle at 78% 20%, rgba(255,255,255,.5), transparent 42%),
    linear-gradient(120deg, #F5B84C, #E4573D 68%, #C93A26);
  display: grid; place-items: center; font-size: 3.2rem;
}
.recipe-info { padding: 16px 18px; }
.recipe-info h4 { font-size: 1.15rem; }
.recipe-info h4 .en { display: block; font-size: .72rem; color: var(--ink-soft); font-weight: 600; }
.recipe-meta { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.recipe-meta span { font-size: .74rem; font-weight: 700; padding: 4px 11px; border-radius: 999px; background: var(--cream-2); color: var(--ink-soft); }
.ing-table { width: 100%; border-collapse: collapse; background: var(--white); border-radius: 16px; overflow: hidden; font-size: .88rem; margin-bottom: 14px; box-shadow: var(--shadow-sm); }
.ing-table th { text-align: left; padding: 10px 14px; background: var(--cream-2); font-size: .76rem; color: var(--ink-soft); }
.ing-table td { padding: 9px 14px; border-top: 1px solid var(--line); font-weight: 600; }
.ing-table td.num { font-family: var(--font-display); color: var(--tomato); font-weight: 800; }
.ing-table td .auto { font-size: .68rem; color: var(--avocado-deep); font-weight: 700; display: block; }
.step-progress { display: flex; gap: 6px; margin-bottom: 16px; }
.step-progress i { flex: 1; height: 6px; border-radius: 99px; background: var(--line); }
.step-progress i.done { background: var(--avocado); }
.step-progress i.now { background: var(--tomato); }
.cook-step {
  background: var(--white); border-radius: 20px; padding: 20px; border: 1.5px solid var(--line);
  box-shadow: var(--shadow-sm); margin-bottom: 14px; flex: 1;
}
.cook-step .step-tag { font-family: var(--font-display); font-weight: 800; color: var(--tomato); font-size: .82rem; letter-spacing: .08em; }
.cook-step h4 { font-size: 1.12rem; margin: 6px 0 8px; }
.cook-step p { font-size: .9rem; color: var(--ink-soft); }
.season-alert {
  margin-top: 12px; padding: 12px 15px; border-radius: 14px; font-size: .86rem; font-weight: 700;
  background: #F1F8EC; border: 1.5px solid #CDE4C2; color: var(--avocado-deep);
  display: flex; gap: 9px; align-items: flex-start;
}
.season-alert .en { display: block; font-size: .78em; font-weight: 600; opacity: .75; }
.voice-bar {
  display: flex; gap: 10px; align-items: center; padding: 11px 15px; border-radius: 14px;
  background: #F3EDFA; border: 1.5px solid #DECDEA; color: var(--grape-deep);
  font-size: .84rem; font-weight: 600; margin-bottom: 14px;
}
.voice-bar .wave { display: flex; gap: 3px; align-items: center; }
.voice-bar .wave i { width: 3px; background: var(--grape); border-radius: 2px; animation: wave 1s ease-in-out infinite; }
.voice-bar .wave i:nth-child(2) { animation-delay: .15s; } .voice-bar .wave i:nth-child(3) { animation-delay: .3s; }
.voice-bar .wave i:nth-child(4) { animation-delay: .45s; }
@keyframes wave { 0%,100% { height: 6px; } 50% { height: 16px; } }
.ds-actions { display: flex; gap: 10px; }
.ds-btn {
  flex: 1; padding: 15px; border-radius: 16px; border: none; font-weight: 800; font-size: .95rem;
  cursor: pointer; transition: .25s; font-family: inherit;
}
.ds-btn.primary { background: var(--tomato); color: #fff; }
.ds-btn.primary:hover { background: var(--tomato-deep); }
.ds-btn.secondary { background: var(--white); border: 2px solid var(--line); color: var(--ink); }
.ds-btn.secondary:hover { border-color: var(--tomato); color: var(--tomato); }
.elderly-toggle {
  display: flex; align-items: center; justify-content: center; gap: 9px;
  padding: 11px; font-size: .8rem; font-weight: 700; color: var(--ink-soft);
  background: none; border: none; cursor: pointer; font-family: inherit;
}
.elderly-toggle .sw {
  width: 40px; height: 22px; border-radius: 999px; background: var(--line); position: relative; transition: .25s;
}
.elderly-toggle .sw::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px;
  border-radius: 50%; background: #fff; transition: .25s; box-shadow: 0 1px 4px rgba(0,0,0,.2);
}
.elderly-toggle.on .sw { background: var(--avocado); }
.elderly-toggle.on .sw::after { left: 21px; }
.done-emoji { font-size: 3.4rem; text-align: center; margin: 18px 0 6px; }
.stars { display: flex; justify-content: center; gap: 8px; margin: 14px 0 20px; }
.stars button { font-size: 1.7rem; background: none; border: none; cursor: pointer; color: var(--line); transition: .2s; }
.stars button.lit { color: #F5B84C; transform: scale(1.12); }

/* ---------- Tech ---------- */
.tech-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.tech-card {
  background: var(--white); border-radius: var(--r-md); overflow: hidden;
  border: 1.5px solid var(--line); box-shadow: var(--shadow-sm); transition: .3s;
}
.tech-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.tech-card .tc-img { height: 200px; object-fit: cover; width: 100%; background: #EFE0CE; }
.tech-card .tc-body { padding: 26px 28px; }
.tech-card h3 { font-size: 1.2rem; }
.tech-card h3 .en { display: block; font-size: .72em; color: var(--ink-soft); font-weight: 600; }
.tech-card p { font-size: .92rem; color: var(--ink-soft); margin-top: 8px; }
.tc-metrics { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.tc-metric { text-align: center; padding: 10px 16px; border-radius: 14px; background: var(--cream-2); }
.tc-metric .n { font-family: var(--font-display); font-weight: 800; font-size: 1.2rem; color: var(--tc, var(--tomato)); }
.tc-metric .l { font-size: .72rem; color: var(--ink-soft); font-weight: 600; }

/* ---------- Ecosystem ---------- */
.eco-section { background: var(--ink); color: #F7EFE6; }
.eco-section .section-head h2, .eco-section .section-head p { color: inherit; }
.eco-section .section-head h2 .en { color: #B9A795; }
.eco-section .kicker { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.16); color: #F5B84C; }
.eco-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.eco-card {
  border-radius: var(--r-md); overflow: hidden; position: relative;
  background: #43332A; border: 1.5px solid rgba(255,255,255,.09); transition: .3s;
}
.eco-card:hover { transform: translateY(-6px); border-color: rgba(255,255,255,.25); }
.eco-card img { height: 220px; width: 100%; object-fit: cover; opacity: .92; background: #5A4636; }
.eco-body { padding: 26px 28px 30px; }
.eco-status {
  position: absolute; top: 18px; left: 18px; z-index: 2;
  padding: 6px 15px; border-radius: 999px; font-size: .76rem; font-weight: 800;
  backdrop-filter: blur(8px);
}
.st-run { background: rgba(111,179,92,.22); color: #A8E09A; border: 1px solid rgba(168,224,154,.45); }
.st-plan { background: rgba(242,153,74,.22); color: #FFC890; border: 1px solid rgba(255,200,144,.45); }
.st-vision { background: rgba(124,77,165,.3); color: #D5BEEE; border: 1px solid rgba(213,190,238,.45); }
.eco-body h3 { font-size: 1.25rem; color: #fff; }
.eco-body h3 .en { display: block; font-size: .7em; color: #B9A795; font-weight: 600; }
.eco-body p { font-size: .92rem; color: #CBBBA9; margin-top: 10px; }
.eco-body ul { margin-top: 12px; display: grid; gap: 7px; }
.eco-body li { font-size: .88rem; color: #E3D6C6; padding-left: 20px; position: relative; }
.eco-body li::before { content: "▸"; position: absolute; left: 0; color: var(--pepper-soft); }

/* ---------- Market ---------- */
.market-nums { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 54px; }
.mnum {
  background: var(--white); border-radius: var(--r-md); padding: 28px 24px; text-align: center;
  border: 1.5px solid var(--line); box-shadow: var(--shadow-sm);
}
.mnum .n { font-family: var(--font-display); font-size: 2.1rem; font-weight: 800; color: var(--mc, var(--tomato)); }
.mnum .n small { font-size: .55em; }
.mnum .l { font-size: .85rem; color: var(--ink-soft); font-weight: 600; margin-top: 6px; }
.mnum .l .en { display: block; font-size: .82em; opacity: .75; }
.cmp-wrap { overflow-x: auto; border-radius: var(--r-md); box-shadow: var(--shadow-sm); border: 1.5px solid var(--line); background: var(--white); }
.cmp-table { width: 100%; border-collapse: collapse; min-width: 760px; font-size: .9rem; }
.cmp-table th, .cmp-table td { padding: 15px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.cmp-table thead th { background: var(--ink); color: #fff; font-size: .85rem; }
.cmp-table thead th:first-child { border-radius: 0; background: var(--ink); }
.cmp-table th.ours { background: var(--tomato); color: #fff; }
.cmp-table td.ours { background: #FDEEE9; font-weight: 700; color: var(--tomato-deep); }
.cmp-table tbody tr:last-child td { border-bottom: none; }
.cmp-table td:first-child { font-weight: 700; color: var(--ink-soft); font-size: .84rem; }

/* ---------- Business ---------- */
.biz-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 60px; }
.biz-card {
  border-radius: var(--r-md); padding: 28px 24px; color: #fff; position: relative; overflow: hidden;
  min-height: 210px; display: flex; flex-direction: column; box-shadow: var(--shadow-md); transition: .3s;
}
.biz-card:hover { transform: translateY(-6px) rotate(-1deg); }
.biz-card .pct { font-family: var(--font-display); font-size: 2rem; font-weight: 800; }
.biz-card h3 { font-size: 1.05rem; margin-top: 6px; }
.biz-card h3 .en { display: block; font-size: .7em; font-weight: 600; opacity: .85; }
.biz-card p { font-size: .82rem; opacity: .92; margin-top: auto; padding-top: 14px; }
.biz-1 { background: linear-gradient(140deg, #E4573D, #C93A26); }
.biz-2 { background: linear-gradient(140deg, #F2994A, #E07B24); }
.biz-3 { background: linear-gradient(140deg, #6FB35C, #4E8A3F); }
.biz-4 { background: linear-gradient(140deg, #7C4DA5, #5E3683); }
.coop-panel {
  border-radius: var(--r-lg); overflow: hidden; display: grid; grid-template-columns: 1.1fr .9fr;
  background: var(--white); box-shadow: var(--shadow-lg); border: 1.5px solid var(--line);
}
.coop-left { padding: 46px 44px; }
.coop-left h3 { font-size: 1.6rem; font-weight: 900; }
.coop-left h3 .en { display: block; font-size: .55em; color: var(--ink-soft); font-weight: 600; }
.coop-left > p { color: var(--ink-soft); margin: 12px 0 24px; font-size: .95rem; }
.coop-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.coop-stat { padding: 18px 16px; border-radius: 16px; background: var(--cream-2); text-align: center; }
.coop-stat .n { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; color: var(--tomato); }
.coop-stat .l { font-size: .74rem; color: var(--ink-soft); font-weight: 700; margin-top: 4px; }
.coop-flow { margin-top: 26px; display: grid; gap: 10px; }
.coop-flow li { display: flex; gap: 12px; align-items: flex-start; font-size: .9rem; }
.coop-flow li i {
  flex: none; width: 24px; height: 24px; border-radius: 8px; font-style: normal;
  background: var(--avocado); color: #fff; display: grid; place-items: center;
  font-size: .78rem; font-weight: 800; margin-top: 2px;
}
.coop-right { position: relative; min-height: 420px; }
.coop-right img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.coop-right .overlay {
  position: absolute; inset: 0; background: linear-gradient(200deg, rgba(51,38,30,0) 30%, rgba(51,38,30,.82));
  display: flex; align-items: flex-end; padding: 34px;
}
.coop-right .overlay div { color: #fff; }
.coop-right .overlay .big { font-family: var(--font-display); font-size: 1.9rem; font-weight: 800; }
.coop-right .overlay .en { font-size: .85rem; opacity: .85; }

/* ---------- HK funding ---------- */
.fund-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.fund-card {
  background: var(--white); border-radius: var(--r-md); padding: 28px 26px;
  border: 1.5px solid var(--line); box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; transition: .3s; position: relative;
}
.fund-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--pepper); }
.fund-card .src { font-size: .74rem; font-weight: 800; letter-spacing: .08em; color: var(--grape); }
.fund-card h3 { font-size: 1.1rem; margin: 8px 0 4px; }
.fund-card .amt { font-family: var(--font-display); font-size: 1.4rem; font-weight: 800; color: var(--tomato); }
.fund-card p { font-size: .86rem; color: var(--ink-soft); margin: 10px 0 18px; flex: 1; }
.fund-link {
  display: inline-flex; align-items: center; gap: 7px; font-weight: 800; font-size: .86rem;
  color: var(--pepper); transition: .25s;
}
.fund-link:hover { color: var(--tomato); gap: 11px; }
.hk-note {
  margin-top: 30px; padding: 24px 30px; border-radius: var(--r-md);
  background: linear-gradient(100deg, #F3EDFA, #FDEEE9); border: 1.5px solid #DECDEA;
  display: flex; gap: 16px; align-items: center; font-size: .94rem;
}
.hk-note .ic { font-size: 1.8rem; }

/* ---------- Research ---------- */
.res-group-title { display: flex; align-items: center; gap: 12px; margin: 40px 0 20px; font-size: 1.15rem; font-weight: 800; }
.res-group-title .en { font-size: .75em; color: var(--ink-soft); font-weight: 600; }
.res-group-title::after { content: ""; flex: 1; height: 2px; background: var(--line); border-radius: 2px; }
.res-list { display: grid; gap: 12px; }
.res-item {
  display: flex; gap: 18px; align-items: flex-start; background: var(--white);
  border-radius: var(--r-sm); padding: 20px 24px; border: 1.5px solid var(--line);
  transition: .3s;
}
.res-item:hover { border-color: var(--grape); transform: translateX(6px); }
.res-item .num {
  flex: none; width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center;
  background: #F3EDFA; color: var(--grape); font-family: var(--font-display); font-weight: 800;
}
.res-item h4 { font-size: .98rem; line-height: 1.5; }
.res-item h4 a { color: var(--ink); border-bottom: 2px solid transparent; transition: .25s; }
.res-item h4 a:hover { color: var(--grape); border-color: var(--grape); }
.res-item .meta { font-size: .8rem; color: var(--ink-soft); margin-top: 4px; }
.res-item .rel { font-size: .82rem; margin-top: 8px; color: var(--avocado-deep); font-weight: 600; }

/* ---------- Roadmap / Diary ---------- */
.timeline { position: relative; padding-left: 34px; }
.timeline::before { content: ""; position: absolute; left: 10px; top: 6px; bottom: 6px; width: 3px; border-radius: 3px; background: linear-gradient(var(--tomato), var(--pepper), var(--avocado), var(--grape)); }
.tl-item { position: relative; padding: 0 0 34px 26px; }
.tl-item::before {
  content: ""; position: absolute; left: -31px; top: 4px; width: 17px; height: 17px;
  border-radius: 50%; background: var(--white); border: 4px solid var(--tc, var(--tomato));
  box-shadow: var(--shadow-sm);
}
.tl-item .tl-date { font-family: var(--font-display); font-weight: 800; font-size: .88rem; color: var(--tc, var(--tomato)); letter-spacing: .04em; }
.tl-item h4 { font-size: 1.08rem; margin: 5px 0 6px; }
.tl-item h4 .en { font-size: .72em; color: var(--ink-soft); font-weight: 600; margin-left: 8px; }
.tl-item p { font-size: .9rem; color: var(--ink-soft); max-width: 640px; }
.tl-item .tl-tags { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.tl-item .tl-tags span { font-size: .74rem; font-weight: 700; padding: 3px 12px; border-radius: 999px; background: var(--white); border: 1.5px solid var(--line); color: var(--ink-soft); }
.diary-card {
  background: var(--white); border-radius: var(--r-md); padding: 26px 28px;
  border: 1.5px solid var(--line); box-shadow: var(--shadow-sm);
}
.diary-quote {
  margin-top: 14px; padding: 16px 20px; border-radius: 14px; background: var(--cream-2);
  font-size: .92rem; color: var(--ink-soft); border-left: 4px solid var(--pepper);
}
.diary-more {
  text-align: center; padding: 26px; border-radius: var(--r-md);
  border: 2px dashed var(--line); color: var(--ink-soft); font-weight: 700; font-size: .92rem;
}

/* ---------- BP Viewer ---------- */
.bp-shell {
  border-radius: var(--r-lg); background: #20160F; padding: 18px;
  box-shadow: var(--shadow-lg);
}
.bp-screen { border-radius: 18px; overflow: hidden; aspect-ratio: 16/9; background: var(--cream); position: relative; }
.bp-slide {
  position: absolute; inset: 0; padding: 4.5% 5.5%; display: flex; flex-direction: column;
  opacity: 0; transform: translateX(40px); transition: .45s cubic-bezier(.2,.7,.3,1);
  pointer-events: none; overflow: hidden;
}
.bp-slide.active { opacity: 1; transform: none; pointer-events: auto; }
.bp-slide .bp-kick { font-family: var(--font-display); font-weight: 800; font-size: .8rem; letter-spacing: .16em; color: var(--sc, var(--tomato)); text-transform: uppercase; }
.bp-slide h3 { font-size: clamp(1.2rem, 2.6vw, 2rem); font-weight: 900; margin: 8px 0 4px; }
.bp-slide h3 .en { display: block; font-size: .5em; color: var(--ink-soft); font-weight: 600; }
.bp-slide .bp-content { flex: 1; margin-top: 2.2%; font-size: clamp(.68rem, 1.15vw, .95rem); overflow: hidden; }
.bp-slide .bp-foot { display: flex; justify-content: space-between; font-size: .68rem; color: var(--ink-soft); font-weight: 700; padding-top: 10px; }
.bp-cover { background: linear-gradient(130deg, #E4573D, #F2994A 55%, #6FB35C 130%); color: #fff; justify-content: center; }
.bp-cover h3 { font-size: clamp(1.6rem, 4vw, 3rem); }
.bp-cover h3 .en { color: rgba(255,255,255,.85); }
.bp-cover .bp-kick { color: rgba(255,255,255,.9); }
.bp-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.bp-cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.bp-mini-card { background: var(--white); border: 1.5px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.bp-mini-card .t { font-weight: 800; font-size: .92em; color: var(--sc, var(--tomato)); }
.bp-mini-card .d { font-size: .82em; color: var(--ink-soft); margin-top: 3px; }
.bp-mini-card .big { font-family: var(--font-display); font-size: 1.35em; font-weight: 800; color: var(--sc, var(--tomato)); }
.bp-table { width: 100%; border-collapse: collapse; font-size: .82em; background: var(--white); border-radius: 10px; overflow: hidden; }
.bp-table th { background: var(--ink); color: #fff; padding: 7px 10px; text-align: left; font-weight: 700; }
.bp-table td { padding: 6px 10px; border-top: 1px solid var(--line); }
.bp-table td.hl { color: var(--tomato); font-weight: 800; }
.bp-quote { font-size: 1.15em; font-weight: 700; line-height: 1.6; padding: 14px 18px; background: var(--white); border-radius: 12px; border-left: 5px solid var(--sc, var(--tomato)); }
.bp-bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.bp-bar-row .bl { flex: none; width: 32%; font-size: .85em; font-weight: 700; }
.bp-bar-row .bar { flex: 1; height: 14px; border-radius: 99px; background: var(--line); overflow: hidden; }
.bp-bar-row .bar i { display: block; height: 100%; border-radius: 99px; background: var(--sc, var(--tomato)); }
.bp-bar-row .bv { flex: none; width: 14%; text-align: right; font-family: var(--font-display); font-weight: 800; font-size: .9em; color: var(--sc, var(--tomato)); }
.bp-ctrl { display: flex; align-items: center; justify-content: space-between; margin-top: 14px; gap: 14px; }
.bp-btn {
  width: 48px; height: 48px; border-radius: 50%; border: none; cursor: pointer;
  background: rgba(255,255,255,.1); color: #fff; font-size: 1.2rem; transition: .25s;
}
.bp-btn:hover { background: var(--tomato); }
.bp-dots { display: flex; gap: 7px; flex-wrap: wrap; justify-content: center; }
.bp-dots button { width: 9px; height: 9px; border-radius: 99px; border: none; background: rgba(255,255,255,.25); cursor: pointer; transition: .25s; padding: 0; }
.bp-dots button.on { width: 26px; background: var(--pepper-soft); }
.bp-count { color: rgba(255,255,255,.65); font-family: var(--font-display); font-weight: 700; font-size: .85rem; min-width: 62px; text-align: center; }

/* ---------- Download strip ---------- */
.dl-strip {
  margin-top: 26px; padding: 24px 30px; border-radius: var(--r-md);
  background: var(--white); border: 1.5px solid var(--line); box-shadow: var(--shadow-sm);
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.dl-copy { flex: 1; min-width: 260px; }
.dl-copy b { display: block; font-size: 1.02rem; }
.dl-copy span { font-size: .84rem; color: var(--ink-soft); }
.dl-strip .btn { padding: 13px 26px; font-size: .94rem; }

/* ---------- Team ---------- */
.team-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 820px; margin: 0 auto 50px; }
.member {
  background: var(--white); border-radius: var(--r-md); padding: 36px 30px; text-align: center;
  border: 1.5px solid var(--line); box-shadow: var(--shadow-sm); transition: .3s;
}
.member:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.avatar {
  width: 96px; height: 96px; border-radius: 32px; margin: 0 auto 18px;
  display: grid; place-items: center; font-family: var(--font-display);
  font-size: 2rem; font-weight: 800; color: #fff;
}
.av-1 { background: linear-gradient(140deg, var(--tomato), var(--pepper)); }
.av-2 { background: linear-gradient(140deg, var(--grape), var(--avocado)); }
.member h3 { font-size: 1.3rem; }
.member .role { font-size: .85rem; font-weight: 800; color: var(--tomato); margin: 4px 0 12px; }
.member .role .en { color: var(--ink-soft); font-weight: 600; }
.member p { font-size: .88rem; color: var(--ink-soft); }
.join-panel {
  border-radius: var(--r-lg); padding: 54px 48px; text-align: center;
  background: linear-gradient(120deg, #33261E, #5E3683 130%); color: #fff;
  position: relative; overflow: hidden;
}
.join-panel::before {
  content: ""; position: absolute; width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, rgba(245,184,76,.35), transparent 70%); top: -140px; right: -100px;
}
.join-panel h3 { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 900; }
.join-panel h3 .en { display: block; font-size: .5em; font-weight: 600; opacity: .8; margin-top: 8px; }
.join-panel > p { max-width: 640px; margin: 18px auto 30px; color: #E3D6C6; font-size: .96rem; }
.join-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 900px; margin: 0 auto 34px; }
.join-card { background: rgba(255,255,255,.08); border: 1.5px solid rgba(255,255,255,.14); border-radius: 18px; padding: 22px 20px; backdrop-filter: blur(6px); }
.join-card .n { font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; color: var(--pepper-soft); }
.join-card .t { font-weight: 800; font-size: .95rem; margin: 4px 0 6px; }
.join-card .d { font-size: .8rem; color: #CBBBA9; }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: #B9A795; padding: 60px 0 34px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer h4 { color: #fff; font-size: 1rem; margin-bottom: 14px; }
.footer h4 .en { display: block; font-size: .72em; color: #8A7663; font-weight: 600; }
.footer p, .footer a { font-size: .86rem; }
.footer ul { display: grid; gap: 9px; }
.footer a:hover { color: var(--pepper-soft); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.09); padding-top: 24px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: .78rem; }

/* ---------- Back to top ---------- */
.to-top {
  position: fixed; right: 26px; bottom: 26px; z-index: 90;
  width: 50px; height: 50px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--tomato); color: #fff; font-size: 1.2rem; box-shadow: var(--shadow-md);
  opacity: 0; pointer-events: none; transition: .3s;
}
.to-top.show { opacity: 1; pointer-events: auto; }
.to-top:hover { background: var(--tomato-deep); transform: translateY(-4px); }

.diary-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-grid, .product-layout, .demo-layout, .coop-panel, .diary-grid { grid-template-columns: 1fr; }
  .product-img-box { position: static; }
  .pain-grid, .fund-grid, .join-cards { grid-template-columns: repeat(2, 1fr); }
  .market-nums, .biz-grid { grid-template-columns: repeat(2, 1fr); }
  .coop-right { min-height: 320px; order: -1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .section { padding: 76px 0; }
  .nav-links { display: none; position: absolute; top: 100%; left: 12px; right: 12px; flex-direction: column; background: var(--white); border-radius: 18px; padding: 12px; box-shadow: var(--shadow-lg); }
  .nav-links.open { display: flex; }
  .nav-burger { display: block; }
  .nav-cta { display: none; }
  .pain-grid, .tech-grid, .eco-grid, .fund-grid, .market-nums, .biz-grid, .team-grid, .join-cards, .bp-cols, .bp-cols-3 { grid-template-columns: 1fr; }
  .hero { padding-top: 130px; }
  .float-chip { display: none; }
  .device { width: 100%; }
  .device-screen { min-height: 560px; }
  .footer-grid { grid-template-columns: 1fr; }
  .coop-left { padding: 32px 24px; }
  .join-panel { padding: 40px 24px; }
}