@font-face { font-family: "Brush"; src: url("../fonts/brush.woff2") format("woff2"); font-display: swap; }

/* ===== 配色：月夜蓝 · 松绿 · 陶土 · 金 · 朱砂，各司其职 ===== */
:root {
  --night: #131c33; --night2: #1c2a48; --night3: #26375c; --moon: #f6efd9;
  --paper: #f7f2e8; --white: #fdfcf9; --mist: #eef2f7; --mint: #e8f1ec; --clay-bg: #f8ece3;
  --ink: #1f2430; --body: #444b5a; --mute: #7a8190; --line: #e2ddd2;
  --sky: #4a6fa5; --sky-l: #e3ebf6; --sky-b: #9fc0f0;
  --pine: #2f5d54; --pine-l: #dcebe4; --pine-b: #a9d8c4;
  --gold: #b88a3a; --gold-l: #f6ecd6; --gold-b: #f0d79a;
  --clay: #c4643a; --clay-l: #f7e3d7;
  --seal: #c8402f; --violet: #7a5aa6; --violet-l: #ece6f4;
  --f-title: "NotoSerif", "Songti SC", "STSong", "SimSun", serif;
  --f-read: "WenKai", "Kaiti SC", "STKaiti", "KaiTi", serif;
  --f-body: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --f-brush: "Brush", "KaiTi", "STKaiti", serif;
  --wrap: 1140px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 70px; }
body { background: var(--night); color: var(--ink); font-family: var(--f-body); font-size: 16px; line-height: 1.85; -webkit-font-smoothing: antialiased; }
body.intro-on { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
b { font-weight: 600; }
.brush { font-family: var(--f-brush); font-weight: 400; }
.read { font-family: var(--f-read); }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.ic { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.c-pine { color: var(--pine); } .c-clay { color: var(--clay); }
mark { background: linear-gradient(transparent 60%, rgba(196, 100, 58, .22) 60%); color: inherit; }
.small { font-size: 14px; }
.fine { font-size: 13px; color: var(--mute); margin-top: 28px; }
.center { text-align: center; }

/* ---------- 开场 ---------- */
#intro { position: fixed; inset: 0; z-index: 100; background: #000; cursor: pointer; transition: opacity 1.2s ease, filter 1.2s ease; outline: none; }
#intro canvas { width: 100%; height: 100%; display: block; }
#intro .intro-hint { position: absolute; left: 0; right: 0; bottom: 9vh; text-align: center; font-family: var(--f-title); letter-spacing: .5em; font-size: 14px; color: #f0d79a; opacity: 0; transition: opacity 1.4s ease; pointer-events: none; }
#intro.ready .intro-hint { opacity: .75; animation: breathe 3s ease-in-out infinite 1.4s; }
#intro.leaving { opacity: 0; filter: blur(6px); pointer-events: none; }
@keyframes breathe { 0%, 100% { opacity: .75; } 50% { opacity: .3; } }

/* ---------- 导航 ---------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; height: 64px; display: flex; align-items: center; justify-content: space-between; padding: 0 28px; color: #f3f0e8; transition: background .4s, color .4s, box-shadow .4s; }
.nav.solid { background: rgba(253, 252, 249, .9); color: var(--ink); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 1px 0 var(--line); }
.brand { display: flex; align-items: center; gap: 10px; }
.seal-mini { width: 34px; height: 34px; background: var(--seal); color: #fbeee0; font-family: var(--f-brush); font-size: 14px; line-height: 15px; display: flex; align-items: center; justify-content: center; text-align: center; border-radius: 3px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text b { font-family: var(--f-title); letter-spacing: 4px; font-size: 17px; }
.brand-text small { font-size: 9px; letter-spacing: 3px; opacity: .6; }
.links { display: flex; gap: 24px; font-size: 14.5px; }
.links a { opacity: .8; transition: opacity .2s, color .2s; }
.links a:hover { opacity: 1; color: var(--clay); }
.links .nav-cta { opacity: 1; background: var(--seal); color: #fff; padding: 3px 16px; border-radius: 20px; }
.links .nav-cta:hover { color: #fff; background: var(--clay); }
.menu { display: none; background: none; border: 0; width: 40px; height: 40px; cursor: pointer; position: relative; color: inherit; }
.menu i { position: absolute; left: 10px; right: 10px; height: 1.5px; background: currentColor; transition: transform .3s, top .3s; }
.menu i:first-child { top: 15px; } .menu i:last-child { top: 24px; }
.menu[aria-expanded="true"] i:first-child { top: 19px; transform: rotate(45deg); }
.menu[aria-expanded="true"] i:last-child { top: 19px; transform: rotate(-45deg); }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 11px 26px; border-radius: 40px; font-size: 15px; font-weight: 600; letter-spacing: 1px; border: 0; cursor: pointer; font-family: var(--f-body); transition: transform .2s, background .2s, color .2s; }
.btn:hover { transform: translateY(-2px); }
.btn-moon { background: var(--moon); color: var(--night); }
.btn-moon:hover { background: #fff; }
.btn-line { border: 1px solid rgba(246, 239, 217, .5); color: var(--moon); }
.btn-ink { background: var(--ink); color: #fff; }
.btn-ink:hover { background: var(--clay); }
.btn-party { border: 1px solid var(--clay); color: var(--clay); }
.btn-party:hover { background: var(--clay); color: #fff; }

/* ---------- 首屏：月夜 ---------- */
.hero { min-height: 100vh; min-height: 100svh; position: relative; overflow: hidden; display: flex; align-items: center; color: #f3f0e8;
  background: linear-gradient(180deg, #0d1427 0%, #18264a 55%, #22335a 100%); }
.stars { position: absolute; inset: 0 0 35% 0; opacity: .7;
  background-image: radial-gradient(1.2px 1.2px at 12% 18%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 28% 42%, #fff 50%, transparent 51%), radial-gradient(1.4px 1.4px at 44% 12%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 58% 30%, #fff 50%, transparent 51%), radial-gradient(1.2px 1.2px at 86% 52%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 92% 14%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 6% 60%, #fff 50%, transparent 51%), radial-gradient(1.3px 1.3px at 36% 64%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 66% 8%, #fff 50%, transparent 51%);
  animation: twinkle 6s ease-in-out infinite alternate; }
@keyframes twinkle { to { opacity: .35; } }
.hero-scene { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 62%; }
.moon-glow { animation: glow 7s ease-in-out infinite; transform-origin: 1060px 120px; }
@keyframes glow { 50% { transform: scale(1.08); opacity: .8; } }
.ripple line { animation: ripple 5s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
.ripple line:nth-child(2) { animation-delay: -1.5s; } .ripple line:nth-child(3) { animation-delay: -3s; } .ripple line:nth-child(4) { animation-delay: -4s; }
@keyframes ripple { 50% { transform: scaleX(.6); opacity: .5; } }
.hero-in { position: relative; width: 100%; padding-top: 90px; padding-bottom: 150px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; letter-spacing: 3px; color: #c9d4ea; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); padding: 4px 14px; border-radius: 20px; }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--seal); box-shadow: 0 0 8px var(--seal); }
.hero h1 { font-family: var(--f-title); font-weight: 600; font-size: clamp(34px, 5.6vw, 66px); line-height: 1.35; letter-spacing: .06em; margin: 24px 0 18px; }
.hero h1 em { font-style: normal; color: var(--gold-b); }
.hero-sub { font-size: clamp(17px, 1.8vw, 21px); color: #cdd6e6; max-width: 640px; }
.triad-pills { display: flex; gap: 10px; flex-wrap: wrap; margin: 28px 0 32px; }
.pill { display: inline-flex; align-items: baseline; gap: 8px; padding: 6px 16px; border-radius: 30px; font-family: var(--f-title); font-size: 17px; letter-spacing: 2px; }
.pill small { font-family: var(--f-body); font-size: 12px; letter-spacing: 0; opacity: .75; }
.p-aw { background: rgba(240, 215, 154, .16); color: var(--gold-b); border: 1px solid rgba(240, 215, 154, .4); }
.p-co { background: rgba(169, 216, 196, .14); color: var(--pine-b); border: 1px solid rgba(169, 216, 196, .4); }
.p-mi { background: rgba(159, 192, 240, .14); color: var(--sky-b); border: 1px solid rgba(159, 192, 240, .4); }
.triad-pills.sm .pill { font-size: 14px; padding: 3px 12px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- 分节通用 ---------- */
.sec { padding: 110px 0; position: relative; overflow: hidden; }
.s-paper { background: var(--paper); } .s-white { background: var(--white); } .s-mist { background: var(--mist); }
.s-mint { background: var(--mint); } .s-clay { background: var(--clay-bg); }
.s-night { background: radial-gradient(ellipse at 70% 0%, #26375c 0%, var(--night) 60%); color: #e9ecf3; }
.head { position: relative; margin-bottom: 44px; }
.head-mark { position: absolute; right: 0; top: -70px; font-size: 220px; line-height: 1; color: rgba(31, 36, 48, .045); pointer-events: none; }
.head.light .head-mark { color: rgba(255, 255, 255, .05); }
.head-en { font-size: 12px; letter-spacing: 3px; color: var(--clay); font-weight: 600; margin-bottom: 6px; }
.head.light .head-en { color: var(--gold-b); }
.head h2 { font-family: var(--f-title); font-weight: 600; font-size: clamp(30px, 4vw, 46px); letter-spacing: .06em; line-height: 1.3; }
.lead { font-size: clamp(19px, 2vw, 23px); line-height: 1.7; color: var(--ink); margin-bottom: 16px; max-width: 760px; }
.s-night .lead { color: #e9ecf3; }
.center-block { margin-left: auto; margin-right: auto; text-align: center; }
.lead-s { font-size: 19px; line-height: 1.7; margin-bottom: 12px; }
.body { color: var(--body); margin-bottom: 14px; max-width: 40em; }
.body b { color: var(--ink); }
.sub { font-family: var(--f-title); font-weight: 600; font-size: 24px; letter-spacing: .06em; margin: 80px 0 28px; text-align: center; }
.sub.left { text-align: left; }
.tagline { font-size: 12px; letter-spacing: 3px; color: var(--clay); font-weight: 600; margin-bottom: 4px; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }

/* SVG 文字 */
.svg-lb { font: 600 18px var(--f-title); letter-spacing: 2px; }
.svg-nd { font: 600 20px var(--f-title); text-anchor: middle; }
.svg-nd.sm { font-size: 17px; }
.svg-sm { font: 13px var(--f-body); text-anchor: middle; }
.svg-xs { font: 11px var(--f-body); }
.svg-brush { font: 36px var(--f-brush); text-anchor: middle; }

/* ---------- 关于 ---------- */
.about-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: start; }
.values { display: grid; gap: 14px; }
.val { display: flex; gap: 16px; align-items: flex-start; border-radius: 14px; padding: 18px 20px; }
.val .ic { width: 30px; height: 30px; margin-top: 2px; }
.val h4 { font-family: var(--f-title); font-size: 18px; margin-bottom: 2px; }
.val p { font-size: 15px; color: var(--body); }
.v-gold { background: var(--gold-l); } .v-gold .ic, .v-gold h4 { color: var(--gold); }
.v-pine { background: var(--pine-l); } .v-pine .ic, .v-pine h4 { color: var(--pine); }
.v-clay { background: var(--clay-l); } .v-clay .ic, .v-clay h4 { color: var(--clay); }
.book { margin-top: 70px; display: grid; grid-template-columns: 170px 1fr; gap: 44px; align-items: center; background: var(--white); border-radius: 18px; padding: 34px 40px; box-shadow: 0 20px 50px rgba(60, 50, 30, .08); }
.book-3d { perspective: 600px; }
.book-face { aspect-ratio: 3 / 4.2; background: linear-gradient(135deg, #24365c, #121a30); border-radius: 3px 8px 8px 3px; transform: rotateY(-18deg); box-shadow: 10px 14px 26px rgba(0, 0, 0, .3), inset 7px 0 0 rgba(255, 255, 255, .08); display: flex; align-items: center; justify-content: center; text-align: center; position: relative; }
.book-face .brush { color: var(--moon); font-size: 22px; line-height: 1.45; }
.book-face i { position: absolute; right: 12px; bottom: 12px; width: 18px; height: 18px; background: var(--seal); border-radius: 2px; }
.book h3 { font-family: var(--f-title); font-size: 26px; margin: 2px 0 4px; }
.byline { color: var(--mute); font-size: 14.5px; margin-bottom: 14px; }
.quote-sm { font-size: 19px; color: var(--ink); border-left: 3px solid var(--clay); padding-left: 16px; }

/* ---------- 数字条 ---------- */
.stats { background: var(--pine); color: #fff; padding: 46px 0; }
.stats-in { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat { border-left: 1px solid rgba(255, 255, 255, .22); padding-left: 20px; }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat b { display: block; font-family: var(--f-title); font-size: 40px; line-height: 1.2; color: var(--gold-b); }
.stat b small { font-size: 17px; margin-left: 3px; color: #fff; }
.stat span { font-size: 13.5px; color: #cfe3da; }

/* ---------- ACM ---------- */
.glass-row { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; }
.pull { font-size: clamp(30px, 3.6vw, 44px); line-height: 1.45; color: var(--ink); margin-bottom: 18px; }
.pull .hl { color: var(--clay); background: linear-gradient(transparent 62%, rgba(196, 100, 58, .2) 62%); }
.glass-fig { background: var(--white); border-radius: 18px; padding: 24px 24px 16px; box-shadow: 0 14px 40px rgba(40, 60, 100, .08); }
.glass-fig figcaption, .cycle figcaption { text-align: center; font-size: 13px; color: var(--mute); letter-spacing: 2px; margin-top: 4px; }
.cycle-row { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.cycle svg { width: 100%; max-width: 480px; display: block; margin: 0 auto; }
.flow path { stroke-dasharray: 10 8; animation: flow 1.6s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -36; } }
.node.hot circle { animation: hot 2.6s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
@keyframes hot { 50% { transform: scale(1.06); } }
.cycle-notes { list-style: none; display: grid; gap: 14px; }
.cycle-notes li { background: var(--white); border-radius: 14px; padding: 16px 20px 16px 22px; border-left: 4px solid var(--c); color: var(--body); font-size: 15px; box-shadow: 0 6px 18px rgba(40, 60, 100, .05); }
.cycle-notes b { display: block; font-family: var(--f-title); font-size: 18px; color: var(--c); margin-bottom: 2px; }
.cycle-notes em { font-style: normal; font-family: var(--f-read); color: var(--ink); font-size: 16px; }
.methods { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.method { border-radius: 18px; padding: 26px 26px 28px; position: relative; overflow: hidden; background: var(--white); border-top: 6px solid var(--c); box-shadow: 0 10px 30px rgba(40, 60, 100, .06); }
.m-aw { --c: var(--gold); --t: var(--gold-l); } .m-co { --c: var(--pine); --t: var(--pine-l); } .m-mi { --c: var(--sky); --t: var(--sky-l); }
.m-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.m-top .ic { width: 46px; height: 46px; padding: 10px; border-radius: 12px; background: var(--t); color: var(--c); }
.m-char { font-size: 54px; line-height: 1; color: var(--t); -webkit-text-stroke: 1px var(--c); }
.method h4 { font-family: var(--f-title); font-size: 24px; color: var(--c); margin-bottom: 8px; }
.method h4 small { display: block; font-family: var(--f-body); font-size: 12px; letter-spacing: 1px; color: var(--mute); font-weight: 400; }
.method .read { font-size: 19px; color: var(--ink); margin-bottom: 6px; }
.method p:not(.read) { font-size: 15px; color: var(--body); }
.iceberg-row { margin-top: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; background: var(--white); border-radius: 22px; padding: 34px 40px; }
.iceberg svg { width: 100%; max-width: 400px; display: block; }
.ice-h { font-family: var(--f-title); font-size: 24px; margin-bottom: 16px; }
.four-q { list-style: none; display: grid; gap: 10px; }
.four-q li { display: flex; align-items: center; gap: 14px; font-family: var(--f-read); font-size: 19px; color: var(--ink); background: var(--gold-l); border-radius: 12px; padding: 10px 16px; }
.four-q span { width: 28px; height: 28px; flex: none; border-radius: 50%; background: var(--gold); color: #fff; font: 600 14px var(--f-body); display: flex; align-items: center; justify-content: center; }

/* ---------- 短片 ---------- */
.video { max-width: 980px; margin: 40px auto 64px; border-radius: 18px; overflow: hidden; box-shadow: 0 30px 80px rgba(0, 0, 0, .5), 0 0 0 1px rgba(159, 192, 240, .2); background: #000; }
.video video { display: block; width: 100%; aspect-ratio: 16 / 9; background: #000; }
.stages { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; position: relative; }
.stages::before { content: ""; position: absolute; left: 6%; right: 6%; top: 34px; height: 1px; background: linear-gradient(90deg, #e8a08e, #f0d79a, #a9d8c4, #9fc0f0); opacity: .5; }
.stages li { position: relative; text-align: center; padding: 0 6px; }
.glyph { width: 68px; height: 68px; padding: 14px; border-radius: 50%; background: var(--night); border: 1px solid var(--c); fill: none; stroke: var(--c); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; position: relative; box-shadow: 0 0 24px color-mix(in srgb, var(--c) 35%, transparent); }
.st-n { display: block; font-size: 30px; color: var(--c); margin: 10px 0 4px; }
.st-q { font-size: 18px; line-height: 1.6; color: #f3f0e8; margin-bottom: 6px; }
.st-d { font-size: 13.5px; color: #a9b3c6; }
.closing { margin: 64px auto 0; text-align: center; max-width: 720px; }
.closing .brush { display: block; font-size: clamp(34px, 4vw, 48px); color: var(--moon); letter-spacing: .15em; text-shadow: 0 0 30px rgba(246, 239, 217, .3); }
.closing .read { font-size: 18px; color: #cdd6e6; }
.s-night .fine { color: #8590a6; }

/* ---------- 服务 ---------- */
.svc-intro { margin-bottom: 40px; }
.focus { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.tile { border-radius: 18px; padding: 26px 22px; transition: transform .3s, box-shadow .3s; }
.tile:hover { transform: translateY(-5px); box-shadow: 0 16px 34px rgba(40, 40, 60, .1); }
.tile .ic { width: 50px; height: 50px; padding: 11px; border-radius: 14px; margin-bottom: 16px; }
.tile h4 { font-family: var(--f-title); font-size: 20px; margin-bottom: 4px; }
.tile p { font-size: 14.5px; color: var(--body); }
.t-sky { background: var(--sky-l); } .t-sky .ic { background: var(--sky); color: #fff; } .t-sky h4 { color: #2c4a78; }
.t-clay { background: var(--clay-l); } .t-clay .ic { background: var(--clay); color: #fff; } .t-clay h4 { color: #93421f; }
.t-night { background: var(--night2); } .t-night .ic { background: var(--moon); color: var(--night); } .t-night h4 { color: var(--moon); } .t-night p { color: #b9c3d6; }
.t-pine { background: var(--pine-l); } .t-pine .ic { background: var(--pine); color: #fff; } .t-pine h4 { color: var(--pine); }
.sub.left { margin-top: 70px; }
.who { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.who-i { display: flex; gap: 16px; align-items: center; background: var(--white); border-radius: 16px; padding: 18px 20px; border: 1px solid var(--line); }
.who-ic { width: 52px; height: 52px; border-radius: 50%; background: var(--paper); border: 1px dashed var(--clay); color: var(--clay); display: flex; align-items: center; justify-content: center; flex: none; }
.who-i b { font-family: var(--f-title); font-size: 17px; }
.who-i p { font-size: 14px; color: var(--mute); line-height: 1.6; }
.notice { margin-top: 40px; background: #fff; border-radius: 14px; padding: 16px 22px; font-size: 15px; color: var(--body); border-left: 4px solid var(--seal); }
.notice b { color: var(--seal); }
.notice a { color: var(--seal); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 智能体 ---------- */
.hl-pine { color: var(--pine); background: linear-gradient(transparent 62%, rgba(47, 93, 84, .16) 62%); }
.products { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 30px; }
.prod { background: var(--white); border-radius: 18px; padding: 26px; box-shadow: 0 10px 30px rgba(30, 70, 60, .07); }
.prod-ic { display: inline-flex; width: 54px; height: 54px; border-radius: 16px; align-items: center; justify-content: center; margin-bottom: 14px; color: #fff; }
.prod-ic .ic { width: 28px; height: 28px; }
.p1 { background: var(--pine); } .p2 { background: var(--seal); } .p3 { background: var(--gold); }
.tag { display: inline-block; font-size: 11.5px; font-weight: 600; letter-spacing: 1px; padding: 1px 10px; border-radius: 20px; background: var(--paper); color: var(--mute); margin-left: 8px; vertical-align: 18px; }
.prod h4 { font-family: var(--f-title); font-size: 21px; margin-bottom: 6px; }
.prod p { font-size: 14.5px; color: var(--body); }
.stepper { list-style: none; display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; position: relative; margin-bottom: 18px; }
.stepper::before { content: ""; position: absolute; left: 8%; right: 8%; top: 22px; height: 3px; background: linear-gradient(90deg, #4a6fa5, #c49a4c, #c4643a, #2f5d54, #7a5aa6); border-radius: 3px; opacity: .5; }
.stepper li { position: relative; text-align: center; padding: 0 6px; }
.sn { position: relative; display: inline-flex; width: 46px; height: 46px; border-radius: 50%; background: var(--c); color: #fff; font: 600 18px var(--f-title); align-items: center; justify-content: center; box-shadow: 0 0 0 6px var(--mint); margin-bottom: 10px; }
.stepper b { display: block; font-family: var(--f-title); font-size: 17px; }
.stepper small { display: block; font-size: 13px; color: var(--mute); line-height: 1.5; }
.stepper em { display: inline-block; margin-top: 8px; font-style: normal; font-size: 12px; padding: 0 10px; border-radius: 20px; color: var(--c); border: 1px solid var(--c); }
.shots { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 40px; }
.frame { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 14px 34px rgba(30, 70, 60, .14); transition: transform .3s; }
.frame:hover { transform: translateY(-6px) rotate(-.5deg); }
.frame > i { display: block; height: 16px; background: #ecebe5 radial-gradient(circle at 10px 8px, #e0796a 3px, transparent 3.5px), #ecebe5; position: relative; }
.frame > i::after { content: ""; position: absolute; left: 18px; top: 5px; width: 6px; height: 6px; border-radius: 50%; background: #e5c06b; box-shadow: 9px 0 0 #8cc29a; }
.frame img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; object-position: top left; }
.frame figcaption { font-size: 12.5px; color: var(--mute); padding: 8px 12px; }
.fables { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.fb { border-radius: 16px; padding: 18px 8px; text-align: center; font-size: 13px; color: var(--body); }
.fb b { display: block; font-size: 25px; margin-bottom: 2px; }
.f1 { background: var(--gold-l); } .f1 b { color: var(--gold); }
.f2 { background: var(--sky-l); } .f2 b { color: var(--sky); }
.f3 { background: var(--clay-l); } .f3 b { color: var(--clay); }
.f4 { background: var(--violet-l); } .f4 b { color: var(--violet); }
.f5 { background: var(--pine-l); } .f5 b { color: var(--pine); }
.f6 { background: #f6e1e1; } .f6 b { color: var(--seal); }
.demo-bar { margin-top: 50px; display: flex; align-items: center; justify-content: space-between; gap: 24px; background: var(--pine); color: #fff; border-radius: 18px; padding: 24px 30px; }
.demo-bar b { font-family: var(--f-title); font-size: 20px; display: block; }
.demo-bar span { font-size: 14px; color: #cfe3da; }

/* ---------- 小工具 ---------- */
.game { display: grid; grid-template-columns: 380px 1fr; gap: 70px; align-items: center; }
.cards-stack { position: relative; height: 440px; }
.gcard { position: absolute; width: 290px; aspect-ratio: 5 / 7; border-radius: 20px; padding: 28px 26px; display: flex; flex-direction: column; }
.gcard.back { left: 70px; top: 10px; background: var(--moon); color: var(--ink); transform: rotate(8deg); box-shadow: 0 20px 40px rgba(90, 50, 20, .15); }
.gcard.back .gc-tag { border-color: var(--pine); color: var(--pine); }
.gcard.back .gc-s { font-family: var(--f-read); font-size: 19px; color: var(--pine); margin-top: auto; }
.gcard.front { left: 0; top: 30px; background: var(--night); color: #f3f0e8; transform: rotate(-4deg); box-shadow: 0 24px 50px rgba(20, 28, 51, .35); }
.gc-tag { align-self: flex-start; font-size: 12px; border: 1px solid var(--gold-b); color: var(--gold-b); padding: 0 10px; border-radius: 20px; letter-spacing: 2px; }
.gc-s { font-family: var(--f-title); font-size: 21px; line-height: 1.6; margin: auto 0; }
.gc-q { font-family: var(--f-read); font-size: 15px; color: var(--gold-b); border-top: 1px dashed rgba(240, 215, 154, .4); padding-top: 14px; }
.game-title { font-size: 76px; line-height: 1.15; color: var(--clay); margin: 4px 0 10px; }
.game-text .btn { margin-top: 10px; }
.practice { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 18px; margin-top: 80px; }
.breath { display: flex; gap: 24px; align-items: center; background: var(--white); border-radius: 20px; padding: 24px; }
.b-stage { position: relative; width: 170px; height: 170px; flex: none; display: flex; align-items: center; justify-content: center; }
.b-ring { position: absolute; inset: 0; border-radius: 50%; border: 1.5px dashed rgba(74, 111, 165, .4); }
.b-ball { position: absolute; width: 100%; height: 100%; border-radius: 50%; background: radial-gradient(circle at 40% 35%, #cfe0f5, #4a6fa5); transform: scale(.42); transition-property: transform; transition-timing-function: ease-in-out; opacity: .9; }
.b-word { position: relative; font-size: 20px; color: #fff; text-shadow: 0 1px 6px rgba(0, 0, 0, .3); }
.b-side h4 { font-family: var(--f-title); font-size: 21px; color: var(--sky); }
.b-side h4 small { font-family: var(--f-body); font-size: 12px; color: var(--mute); margin-left: 6px; font-weight: 400; }
.b-side p { font-size: 14.5px; color: var(--body); margin: 6px 0 12px; }
.b-count { min-height: 1.6em; font-family: var(--f-read); color: var(--sky); margin: 8px 0 0 !important; }
.mini { background: var(--white); border-radius: 20px; padding: 24px 22px; }
.mini .ic { width: 46px; height: 46px; padding: 10px; border-radius: 14px; background: var(--clay-l); color: var(--clay); margin-bottom: 12px; }
.mini h4 { font-family: var(--f-title); font-size: 19px; color: var(--clay); margin-bottom: 4px; }
.mini p { font-size: 14.5px; color: var(--body); }

/* ---------- 团队 ---------- */
.team { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 10px; }
.person { background: var(--paper); border-radius: 20px; padding: 30px; }
.p-head { display: flex; gap: 16px; align-items: center; margin-bottom: 16px; }
.avatar { width: 64px; height: 64px; border-radius: 50%; color: #fff; font-family: var(--f-brush); font-size: 30px; display: flex; align-items: center; justify-content: center; flex: none; }
.a-pine { background: var(--pine); } .a-clay { background: var(--clay); }
.person h4 { font-family: var(--f-title); font-size: 24px; line-height: 1.3; }
.role { font-size: 13px; color: var(--clay); font-weight: 600; letter-spacing: 1px; }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.chips li { font-size: 13px; background: var(--white); border: 1px solid var(--line); border-radius: 20px; padding: 2px 12px; color: var(--ink); }
.person p { font-size: 14.5px; color: var(--body); }

/* ---------- 联系 ---------- */
.contact { padding: 120px 0; }
.moon-sm { position: absolute; right: 8%; top: 70px; width: 90px; height: 90px; border-radius: 50%; background: var(--moon); box-shadow: 0 0 80px 20px rgba(246, 239, 217, .25); }
.contact-in { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.contact .triad-pills { margin: 0 0 16px; }
.contact-h { font-family: var(--f-title); font-weight: 600; font-size: clamp(32px, 4vw, 48px); line-height: 1.35; letter-spacing: .06em; margin-bottom: 14px; color: #fff; }
.contact .lead-s { color: #cdd6e6; margin-bottom: 24px; }
.hero-cta.left { justify-content: flex-start; }
.info { list-style: none; display: grid; gap: 12px; }
.info li { display: flex; gap: 16px; align-items: center; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1); border-radius: 14px; padding: 14px 18px; font-size: 16.5px; }
.info .ic { width: 40px; height: 40px; padding: 9px; border-radius: 50%; background: rgba(240, 215, 154, .14); color: var(--gold-b); }
.info small { display: block; font-size: 12px; color: #8f9bb3; letter-spacing: 2px; }
.info a:hover { color: var(--gold-b); }
.foot { background: #0b1120; color: #77809a; font-size: 13px; padding: 26px 0; }
.foot-in { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.foot a:hover { color: var(--gold-b); }

/* ---------- 响应式 ---------- */
@media (max-width: 1000px) {
  .links { position: fixed; top: 64px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--white); color: var(--ink); padding: 8px 24px 20px; transform: translateY(-130%); transition: transform .35s ease; box-shadow: 0 10px 30px rgba(0, 0, 0, .1); }
  .links.open { transform: none; }
  .links a { padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 16px; opacity: 1; }
  .links .nav-cta { background: none; color: var(--seal); padding: 13px 0; border-radius: 0; }
  .menu { display: block; }
  .about-grid, .glass-row, .cycle-row, .iceberg-row, .contact-in, .team { grid-template-columns: 1fr; gap: 36px; }
  .methods, .products { grid-template-columns: 1fr; }
  .focus { grid-template-columns: 1fr 1fr; }
  .stages { grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .stages::before { display: none; }
  .stepper { grid-template-columns: repeat(3, 1fr); row-gap: 30px; }
  .stepper::before { display: none; }
  .shots { grid-template-columns: 1fr 1fr; }
  .fables { grid-template-columns: repeat(3, 1fr); }
  .game { grid-template-columns: 1fr; gap: 30px; }
  .game > * { min-width: 0; }
  .cards-stack { width: min(380px, 100%); margin: 0 auto; }
  .practice { grid-template-columns: 1fr 1fr; }
  .breath { grid-column: 1 / -1; }
  .stats-in { grid-template-columns: 1fr 1fr; row-gap: 26px; }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
}
@media (max-width: 600px) {
  .nav { padding: 0 16px; }
  .wrap { padding: 0 16px; }
  .sec { padding: 76px 0; }
  .head-mark { font-size: 150px; top: -40px; }
  .hero-in { padding-bottom: 120px; }
  .hero-sub .pc { display: none; }
  .who, .practice { grid-template-columns: 1fr; }
  .stages { grid-template-columns: 1fr; }
  .book { grid-template-columns: 1fr; padding: 26px; gap: 24px; }
  .book-3d { width: 130px; }
  .iceberg-row { padding: 24px 20px; }
  .breath { flex-direction: column; text-align: center; }
  .demo-bar { flex-direction: column; align-items: flex-start; }
  .person { padding: 24px; }
  .cards-stack { height: 400px; }
  .gcard { width: 250px; }
  .gcard.back { left: 50px; }
  .game-title { font-size: 60px; }
  .fables { grid-template-columns: repeat(2, 1fr); }
  .stepper { grid-template-columns: repeat(2, 1fr); }
  .moon-sm { width: 60px; height: 60px; top: 40px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .stars, .moon-glow, .ripple line, .flow path, .node.hot circle { animation: none; }
}