/* FuturAIbiz — 视觉规范：纯白底、薄荷绿光晕与浅网格、黑色胶囊按钮、大字号细字重 */
:root {
  --g7: #00614d; --g6: #009273; --g5: #00c29a; --g4: #32e6b9; --g2: #8fe3cf; --g1: #ddf0ec; --g0: #f2fcfa;
  --ink: #1a1a1a; --body: #646464; --mute: #a3a3a3; --line: #ebefed; --soft: #f7f9f8; --black: #0a0a0a;
  --red: #d64545; --amber: #b7791f;
  --r: 12px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --ease-card: cubic-bezier(.25, .46, .45, .94);
  --font: "PingFang SC", -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: #fff; font-size: 15px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
button { font: inherit; cursor: pointer; }
.ic { width: 18px; height: 18px; flex: none; }
.wm { font-weight: 600; font-size: 21px; letter-spacing: -.02em; color: var(--ink); white-space: nowrap; }
.wm b { color: var(--g6); font-weight: 700; }
.wrap { width: min(1200px, 100% - 48px); margin-inline: auto; }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 44px; padding: 0 24px; border-radius: 999px; border: 1px solid var(--ink); background: var(--ink); color: #fff; font-size: 15px; white-space: nowrap; transition: transform .3s var(--ease-card), background .2s ease, box-shadow .3s ease; }
.btn:hover { background: #000; transform: translateY(-1px); box-shadow: 0 8px 22px rgba(0, 0, 0, .14); }
.btn:active { transform: none; }
.btn .ic { transition: transform .3s var(--ease-card); }
.btn:hover .ic { transform: translateX(3px); }
.btn.lg { height: 52px; padding: 0 30px; font-size: 16px; }
.btn.sm { height: 34px; padding: 0 16px; font-size: 13px; }
.btn.ghost { background: #fff; color: var(--ink); border-color: #dfe4e2; }
.btn.ghost:hover { background: var(--soft); box-shadow: none; }
.btn.green { background: var(--g6); border-color: var(--g6); }
.btn.green:hover { background: var(--g7); }
.btn.danger { background: #fff; color: var(--red); border-color: #efcfcf; }
.btn.danger:hover { background: #fdf3f3; box-shadow: none; }
.btn[disabled] { opacity: .45; pointer-events: none; }
.tlink { color: var(--g6); font-size: 14px; transition: color .2s ease; }
.tlink:hover { color: var(--g7); }

/* ---------- 官网导航 ---------- */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 50; height: 64px; background: rgba(255, 255, 255, .85); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px); border-bottom: 1px solid transparent; transition: border-color .3s ease; }
.nav.scrolled { border-bottom-color: var(--line); }
.nav .wrap { height: 100%; display: flex; align-items: center; gap: 40px; }
.nav__links { display: flex; gap: 32px; margin-inline: auto; }
.nav__links a { position: relative; font-size: 14px; color: var(--ink); padding: 21px 0; transition: color .2s ease; }
.nav__links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 14px; height: 2px; background: var(--g5); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav__links a:hover, .nav__links a.on { color: var(--g6); }
.nav__links a:hover::after, .nav__links a.on::after { transform: scaleX(1); }
.nav__cta { display: flex; align-items: center; gap: 20px; }
.nav__cta > a:not(.btn) { font-size: 14px; }
.nav .btn { height: 40px; padding: 0 20px; font-size: 13.5px; }

/* ---------- 首屏 ---------- */
.hero { position: relative; padding: 168px 0 0; text-align: center; overflow: hidden; }
.hero__glow { position: absolute; inset: 120px -10% 0; pointer-events: none; filter: blur(46px);
  background:
    radial-gradient(38% 46% at 14% 62%, rgba(0, 194, 154, .30), transparent 72%),
    radial-gradient(34% 44% at 88% 56%, rgba(72, 248, 204, .30), transparent 72%),
    radial-gradient(60% 34% at 50% 100%, rgba(143, 227, 207, .50), transparent 74%);
  animation: veil-in 1.15s ease both, breathe 5.5s ease-in-out 1.15s infinite; }
.hero__grid { position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(66, 87, 73, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(66, 87, 73, .07) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(60% 55% at 50% 72%, #000 20%, transparent 78%); mask-image: radial-gradient(60% 55% at 50% 72%, #000 20%, transparent 78%); }
.hero > .wrap { position: relative; }
.kicker { display: inline-flex; align-items: center; gap: 8px; height: 30px; padding: 0 14px 0 6px; border-radius: 999px; background: var(--g0); font-size: 12px; color: var(--g6); letter-spacing: .08em; }
.kicker b { display: inline-block; padding: 2px 8px; border-radius: 999px; background: #fff; font-weight: 500; letter-spacing: 0; box-shadow: 0 0 0 1px var(--g1); }
.hero h1 { margin-top: 26px; font-size: clamp(42px, 6.3vw, 88px); line-height: 1.12; font-weight: 500; letter-spacing: -.025em; }
.hero h1 .line { display: block; }
.grad { background: linear-gradient(100deg, var(--g6) 0%, var(--g5) 30%, #5ee9ff 50%, var(--g5) 70%, var(--g6) 100%); background-size: 220% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: grad-flow 5s linear infinite; }
.hero__sub { margin: 26px auto 0; max-width: 560px; font-size: 16px; line-height: 1.85; color: var(--body); }
.hero__cta { margin-top: 36px; display: flex; flex-direction: column; align-items: center; gap: 16px; }
.hero__art { position: relative; margin: 34px auto 0; max-width: 1200px; }
.hero__art svg { display: block; width: 100%; height: auto; }
.up { animation: enter-up .62s var(--ease) both; animation-delay: var(--d, 0s); }
.fl { animation: levitate 5s ease-in-out infinite; }
.dash { animation: dash-flow 1.7s linear infinite; }
.spin-dash { animation: dash-flow 8s linear infinite; }

/* ---------- 跑马灯 ---------- */
.mq { position: relative; padding: 44px 0 20px; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 14%, #000 86%, transparent); mask-image: linear-gradient(90deg, transparent, #000 14%, #000 86%, transparent); }
.mq__cap { text-align: center; font-size: 13px; color: var(--mute); margin-bottom: 22px; }
.mq__track { display: flex; gap: 14px; width: max-content; animation: marquee 46s linear infinite; }
.mq:hover .mq__track { animation-play-state: paused; }
.chip { display: inline-flex; align-items: center; gap: 10px; height: 48px; padding: 0 22px; border-radius: 12px; background: #fff; border: 1px solid var(--line); font-size: 15px; color: var(--ink); white-space: nowrap; }
.chip i { width: 8px; height: 8px; border-radius: 50%; background: var(--g5); box-shadow: 0 0 0 4px var(--g0); }

/* ---------- 章节通用 ---------- */
.sec { padding: 120px 0; position: relative; }
.label { display: inline-flex; align-items: center; gap: 8px; height: 26px; padding: 0 12px 0 4px; border-radius: 999px; background: var(--g0); font-size: 12px; color: var(--g6); }
.label b { padding: 1px 8px; border-radius: 999px; background: #e3f7f1; font-weight: 500; }
.label i { font-style: normal; letter-spacing: .09em; text-transform: uppercase; opacity: .85; }
.sec__head { display: grid; grid-template-columns: 1fr minmax(0, 300px); gap: 40px; align-items: end; margin-top: 18px; }
.sec__head h2 { font-size: clamp(32px, 4.3vw, 60px); line-height: 1.18; font-weight: 400; letter-spacing: -.02em; }
.sec__head p { font-size: 15px; line-height: 1.85; color: var(--body); padding-bottom: 10px; }
.rv { transition: opacity .45s ease, transform .45s var(--ease); transition-delay: var(--d, 0s); }
.js .rv { opacity: 0; transform: translateY(26px); }
.js .rv.in { opacity: 1; transform: none; }

/* ---------- 生态版图：标签切换 ---------- */
.tabs { display: inline-flex; gap: 2px; margin-top: 40px; padding: 5px; border-radius: 999px; background: rgba(0, 0, 0, .035); max-width: 100%; overflow-x: auto; }
.tabs button { height: 40px; padding: 0 24px; border: 0; border-radius: 999px; background: transparent; color: var(--body); font-size: 14px; white-space: nowrap; transition: all .3s ease; }
.tabs button:hover { color: var(--ink); }
.tabs button.on { background: #fff; color: var(--ink); box-shadow: 0 1px 3px rgba(0, 0, 0, .06), 0 0 0 1px rgba(0, 0, 0, .03); }
.panels { margin-top: 28px; border: 1px solid var(--line); border-radius: 20px; overflow: hidden; background: #fff; }
.panel { display: none; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); min-height: 440px; }
.panel.on { display: grid; }
.panel__copy { padding: 56px 48px; display: flex; flex-direction: column; justify-content: center; }
.panel__copy small { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--g6); }
.panel__copy h3 { margin-top: 14px; font-size: 30px; line-height: 1.3; font-weight: 400; letter-spacing: -.01em; }
.panel__copy p { margin-top: 14px; color: var(--body); line-height: 1.85; }
.panel__copy ul { margin: 26px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.panel__copy li { position: relative; padding: 13px 0 13px 22px; border-bottom: 1px solid var(--line); font-size: 14px; color: var(--ink); }
.panel__copy li::before { content: ""; position: absolute; left: 2px; top: 21px; width: 7px; height: 7px; border-radius: 2px; background: var(--g5); transform: rotate(45deg); }
.panel__art { position: relative; display: grid; place-items: center; padding: 24px; background: linear-gradient(135deg, #f6fdfb 0%, #e6f8f2 100%); overflow: hidden; }
.panel__art::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(66, 87, 73, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(66, 87, 73, .06) 1px, transparent 1px); background-size: 40px 40px; -webkit-mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent); mask-image: radial-gradient(70% 70% at 50% 50%, #000, transparent); }
.panel__art svg { position: relative; width: min(520px, 100%); height: auto; }
.panel.on .panel__copy > * { animation: copy-in .42s var(--ease) both; }
.panel.on .panel__copy > *:nth-child(2) { animation-delay: .04s; }
.panel.on .panel__copy > *:nth-child(3) { animation-delay: .08s; }
.panel.on .panel__copy > *:nth-child(4) { animation-delay: .14s; }
.panel.on .panel__art svg { animation: art-in .72s var(--ease) both; }

/* ---------- 落地路径 ---------- */
.steps { margin-top: 64px; display: grid; grid-template-columns: repeat(4, 1fr); position: relative; }
.steps::before { content: ""; position: absolute; left: 0; right: 0; top: 15px; height: 2px; background-image: linear-gradient(90deg, var(--g2) 50%, transparent 0); background-size: 10px 2px; animation: line-flow 1.2s linear infinite; }
.step { position: relative; padding: 0 28px 0 0; }
.step__no { position: relative; display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: #fff; border: 1px solid var(--g2); color: var(--g6); font-size: 12px; font-weight: 600; box-shadow: 0 0 0 6px #fff; }
.step h3 { margin-top: 24px; font-size: 20px; font-weight: 500; }
.step p { margin-top: 10px; color: var(--body); font-size: 14px; line-height: 1.8; max-width: 240px; }

/* ---------- AI 未来 ---------- */
.future { position: relative; border-radius: 24px; padding: 72px 64px; background: #f3f9f6; overflow: hidden; }
.future::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(66, 87, 73, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(66, 87, 73, .07) 1px, transparent 1px); background-size: 48px 48px; -webkit-mask-image: linear-gradient(180deg, #000, transparent 85%); mask-image: linear-gradient(180deg, #000, transparent 85%); }
.future > * { position: relative; }
.cards { display: grid; gap: 16px; }
.cards.c2 { grid-template-columns: repeat(2, 1fr); }
.cards.c3 { grid-template-columns: repeat(3, 1fr); }
.cards.c4 { grid-template-columns: repeat(4, 1fr); }
.fcard { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 30px 28px 32px; transition: transform .4s var(--ease-card), box-shadow .4s ease, border-color .3s ease; }
.fcard:hover { transform: translateY(-4px); border-color: var(--g1); box-shadow: 0 10px 22px rgba(79, 115, 94, .08); }
.fcard .ic { width: 28px; height: 28px; color: var(--g5); stroke-width: 1.3; }
.fcard h3 { margin-top: 20px; font-size: 19px; font-weight: 400; }
.fcard p { margin-top: 10px; color: var(--body); font-size: 14px; line-height: 1.85; }
.future .cards { margin-top: 48px; }

/* ---------- 渠道网络 ---------- */
.roles { margin-top: 56px; }
.role { position: relative; border: 1px solid var(--line); border-radius: var(--r); padding: 32px 30px; background: #fff; overflow: hidden; transition: transform .4s var(--ease-card), box-shadow .4s ease, border-color .3s ease; }
.role:hover { transform: translateY(-4px); border-color: var(--g1); box-shadow: 0 10px 22px rgba(79, 115, 94, .08); }
.role__no { font-size: 13px; color: var(--g6); letter-spacing: .1em; }
.role h3 { margin-top: 18px; font-size: 26px; font-weight: 400; }
.role > p { margin-top: 6px; color: var(--body); font-size: 14px; }
.role ul { margin: 24px 0 0; padding: 20px 0 0; list-style: none; border-top: 1px solid var(--line); display: grid; gap: 10px; font-size: 14px; }
.role li { display: flex; gap: 10px; align-items: baseline; }
.role li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--g5); flex: none; transform: translateY(-2px); }
.note { margin-top: 28px; font-size: 13px; color: var(--mute); }

/* ---------- 结尾 CTA 与页尾 ---------- */
.cta { position: relative; padding: 130px 0 150px; text-align: center; overflow: hidden; }
.cta::before { content: ""; position: absolute; inset: 30% -10% -30%; filter: blur(50px); background: radial-gradient(50% 60% at 50% 100%, rgba(143, 227, 207, .55), transparent 72%); animation: breathe 5.5s ease-in-out infinite; }
.cta > * { position: relative; }
.cta h2 { font-size: clamp(32px, 4.3vw, 60px); font-weight: 400; letter-spacing: -.02em; }
.cta p { margin: 18px auto 34px; color: var(--body); max-width: 460px; }
.foot { background: var(--black); color: #fff; padding: 72px 0 0; overflow: hidden; }
.foot .wm { color: #fff; font-size: 24px; }
.foot .wm b { color: var(--g5); }
.foot__top { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 40px; padding-bottom: 64px; }
.foot__top p { margin-top: 16px; max-width: 280px; color: rgba(255, 255, 255, .5); font-size: 13px; line-height: 1.9; }
.foot h4 { margin: 0 0 18px; font-size: 14px; font-weight: 500; }
.foot__top a { display: block; margin-bottom: 12px; color: rgba(255, 255, 255, .5); font-size: 13px; transition: color .2s ease; }
.foot__top a:hover { color: #fff; }
.foot__legal { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding: 24px 0; border-top: 1px solid rgba(255, 255, 255, .1); color: rgba(255, 255, 255, .42); font-size: 12px; }
.foot__big { margin: 28px 0 -0.16em; font-size: 15.6vw; line-height: .8; font-weight: 800; letter-spacing: -.02em; white-space: nowrap; text-align: center; color: transparent; -webkit-text-stroke: 1px rgba(255, 255, 255, .2); user-select: none; }

/* ---------- 登录、注册 ---------- */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 48px 20px; position: relative; overflow: hidden; }
.auth::before { content: ""; position: absolute; inset: 40% -10% -20%; filter: blur(60px); pointer-events: none; background: radial-gradient(40% 60% at 20% 80%, rgba(0, 194, 154, .22), transparent 70%), radial-gradient(40% 60% at 85% 70%, rgba(72, 248, 204, .22), transparent 70%); animation: breathe 5.5s ease-in-out infinite; }
.auth__box { position: relative; width: min(420px, 100%); }
.auth__box > .wm { display: block; text-align: center; font-size: 24px; }
.auth__card { margin-top: 28px; padding: 36px 32px; background: #fff; border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 10px 30px rgba(79, 115, 94, .07); }
.auth__card h1 { font-size: 24px; font-weight: 500; letter-spacing: -.01em; }
.auth__card > p { margin-top: 8px; color: var(--body); font-size: 14px; }
.auth__alt { margin-top: 20px; text-align: center; font-size: 13px; color: var(--body); }
.auth__alt a { color: var(--g6); }
.msg { text-align: center; }
.msg h1 { font-size: 26px; font-weight: 500; }
.msg p { margin: 12px 0 26px; color: var(--body); }

/* ---------- 表单 ---------- */
.field { display: block; margin-top: 18px; }
.field > span { display: block; margin-bottom: 7px; font-size: 13px; color: var(--body); }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=month], select, textarea { width: 100%; height: 44px; padding: 0 14px; border: 1px solid #dfe4e2; border-radius: 10px; background: #fff; color: var(--ink); font: inherit; font-size: 14px; outline: none; transition: border-color .2s ease, box-shadow .2s ease; }
textarea { height: auto; min-height: 120px; padding: 12px 14px; line-height: 1.7; resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; }
input:focus, select:focus, textarea:focus { border-color: var(--g5); box-shadow: 0 0 0 3px rgba(0, 194, 154, .14); }
.field small { display: block; margin-top: 6px; font-size: 12px; color: var(--mute); }
.field .okhint { color: var(--g6); }
.auth__card .btn { width: 100%; margin-top: 26px; height: 48px; }
.alert { margin-top: 18px; padding: 11px 14px; border-radius: 10px; font-size: 13.5px; line-height: 1.6; }
.alert.err { background: #fdf3f3; color: #b53636; border: 1px solid #f3dada; }
.alert.ok { background: var(--g0); color: var(--g7); border: 1px solid var(--g1); }
.alert.info { background: var(--soft); color: var(--body); border: 1px solid var(--line); }

/* ---------- 会员中心与总台外壳 ---------- */
.shell { display: grid; grid-template-columns: 236px minmax(0, 1fr); min-height: 100vh; background: #fafbfa; }
.side { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; padding: 22px 14px; background: #fff; border-right: 1px solid var(--line); overflow-y: auto; }
.side .wm { padding: 4px 10px 22px; }
.side nav { display: grid; gap: 2px; }
.side nav a { display: flex; align-items: center; gap: 11px; height: 40px; padding: 0 12px; border-radius: 9px; font-size: 14px; color: #444; transition: background .15s ease, color .15s ease; }
.side nav a:hover { background: var(--soft); color: var(--ink); }
.side nav a.on { background: var(--g0); color: var(--g6); font-weight: 500; }
.side nav a em { margin-left: auto; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; background: var(--g5); color: #fff; font-size: 11px; font-style: normal; display: grid; place-items: center; }
.side__foot { margin-top: auto; padding: 16px 10px 2px; border-top: 1px solid var(--line); font-size: 12px; color: var(--mute); }
.side__foot b { display: block; color: var(--ink); font-weight: 500; font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side__foot form { margin-top: 12px; }
.side.dark { background: #111413; border-right-color: #111413; }
.side.dark .wm, .side.dark .side__foot b { color: #fff; }
.side.dark .wm b { color: var(--g5); }
.side.dark .tag { margin: -14px 10px 20px; display: inline-block; padding: 2px 8px; border-radius: 6px; background: rgba(255, 255, 255, .1); color: rgba(255, 255, 255, .75); font-size: 11px; letter-spacing: .1em; width: max-content; }
.side.dark nav a { color: rgba(255, 255, 255, .66); }
.side.dark nav a:hover { background: rgba(255, 255, 255, .06); color: #fff; }
.side.dark nav a.on { background: rgba(0, 194, 154, .16); color: #5eeacb; }
.side.dark .side__foot { border-top-color: rgba(255, 255, 255, .1); }
.side.dark .btn.ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .22); }
.main { padding: 34px 40px 80px; min-width: 0; }
.main__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 26px; }
.main__head h1 { font-size: 28px; font-weight: 500; letter-spacing: -.01em; }
.main__head p { margin-top: 6px; color: var(--body); font-size: 14px; }
.main .alert { margin: 0 0 20px; }
.box { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.box + .box, .grid + .box, .box + .grid, .grid + .grid { margin-top: 16px; }
.grid > .box, .grid > .stat, .grid > .tier { margin-top: 0; }
.box > h2 { font-size: 16px; font-weight: 500; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.box > h2 small { font-size: 12px; font-weight: 400; color: var(--mute); }
.box > h2 + * { margin-top: 16px; }
.box > p.hint, p.hint { color: var(--body); font-size: 13px; line-height: 1.8; }
.grid { display: grid; gap: 16px; }
.grid.c2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.c3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.c4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 20px 22px; }
.stat span { font-size: 13px; color: var(--body); }
.stat b { display: block; margin-top: 8px; font-size: 28px; font-weight: 500; letter-spacing: -.02em; line-height: 1.2; }
.stat b i { font-style: normal; font-size: 14px; font-weight: 400; color: var(--mute); margin-left: 4px; }
.stat small { display: block; margin-top: 6px; font-size: 12px; color: var(--mute); }
.stat.hi { background: linear-gradient(135deg, #f6fdfb, #e9f9f4); border-color: var(--g1); }
.badge { display: inline-flex; align-items: center; height: 22px; padding: 0 9px; border-radius: 999px; font-size: 12px; background: var(--soft); color: var(--body); white-space: nowrap; }
.badge.l1 { background: #eef4ff; color: #3b62c4; }
.badge.l2 { background: var(--g0); color: var(--g6); }
.badge.l3 { background: #e3f7f1; color: var(--g7); }
.badge.l4 { background: var(--ink); color: #fff; }
.badge.pending { background: #fff7e6; color: var(--amber); }
.badge.confirmed, .badge.paid { background: var(--g0); color: var(--g6); }
.badge.rejected, .badge.cancelled, .badge.off { background: #f4f4f4; color: var(--mute); }
.tblwrap { overflow-x: auto; margin: 0 -24px -24px; }
.box > h2 + .tblwrap { margin-top: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; font-weight: 400; color: var(--mute); font-size: 12px; padding: 10px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; background: #fcfdfc; }
td { padding: 13px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
th:first-child, td:first-child { padding-left: 24px; }
th:last-child, td:last-child { padding-right: 24px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td small { display: block; color: var(--mute); font-size: 12px; }
td.pos { color: var(--g6); }
tfoot td { font-weight: 500; background: #fcfdfc; }
.empty { padding: 36px 0 30px; text-align: center; color: var(--mute); font-size: 13.5px; }
.row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
.row .field { margin-top: 0; flex: 1 1 150px; }
.row .field.s { flex: 0 1 110px; }
.inline { display: inline-flex; gap: 8px; align-items: center; }
.inline input, .inline select { height: 34px; font-size: 13px; width: auto; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 10px 24px; font-size: 14px; }
.kv dt { color: var(--body); }
.kv dd { margin: 0; }
.copy { display: flex; gap: 8px; }
.copy input { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; background: var(--soft); }
.code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: .06em; }
.bar { height: 8px; border-radius: 4px; background: #eef2f0; overflow: hidden; margin-top: 10px; }
.bar i { display: block; height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--g5), var(--g4)); transition: width .6s var(--ease); }
.tier { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 26px 24px; display: flex; flex-direction: column; }
.tier.cur { border-color: var(--g5); box-shadow: 0 0 0 3px rgba(0, 194, 154, .1); }
.tier h3 { font-size: 20px; font-weight: 500; display: flex; align-items: center; gap: 10px; }
.tier .price { margin-top: 14px; font-size: 30px; font-weight: 500; letter-spacing: -.02em; }
.tier .price i { font-style: normal; font-size: 13px; font-weight: 400; color: var(--mute); margin-left: 4px; }
.tier ul { margin: 18px 0 22px; padding: 16px 0 0; list-style: none; border-top: 1px solid var(--line); display: grid; gap: 9px; font-size: 13.5px; color: var(--body); flex: 1; }
.tier li b { color: var(--ink); font-weight: 500; }
.filters { display: flex; gap: 6px; flex-wrap: wrap; }
.filters a { height: 32px; padding: 0 14px; border-radius: 999px; font-size: 13px; color: var(--body); display: inline-flex; align-items: center; border: 1px solid transparent; }
.filters a:hover { background: var(--soft); }
.filters a.on { background: #fff; border-color: var(--line); color: var(--ink); }
.rules h3 { font-size: 15px; font-weight: 500; margin: 26px 0 10px; }
.rules h3:first-child { margin-top: 0; }
.rules p, .rules li { font-size: 14px; color: var(--body); line-height: 1.9; }
.rules ul { margin: 0; padding-left: 18px; }
.rules b { color: var(--ink); font-weight: 500; }
.steps-h { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; counter-reset: s; }
.steps-h > div { padding: 16px 18px; border: 1px solid var(--line); border-radius: 10px; background: #fff; font-size: 13px; color: var(--body); }
.steps-h > div::before { counter-increment: s; content: "0" counter(s); display: block; font-size: 12px; color: var(--g6); letter-spacing: .08em; margin-bottom: 6px; }
.steps-h b { display: block; color: var(--ink); font-weight: 500; font-size: 14px; margin-bottom: 2px; }
.steps-h .done { border-color: var(--g1); background: var(--g0); }

/* ---------- 动效 ---------- */
@keyframes veil-in { from { opacity: 0; transform: translateY(40px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes breathe { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: .72; transform: scale(1.05); } }
@keyframes enter-up { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }
@keyframes grad-flow { to { background-position: -220% 0; } }
@keyframes levitate { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@keyframes dash-flow { to { stroke-dashoffset: -18; } }
@keyframes line-flow { to { background-position: 10px 0; } }
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes copy-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes art-in { from { opacity: 0; transform: translateY(22px) scale(.97); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .rv { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .nav__links { display: none; }
  .nav .wrap { justify-content: space-between; }
  .hero { padding-top: 124px; }
  .sec { padding: 80px 0; }
  .sec__head { grid-template-columns: 1fr; gap: 14px; }
  .panel.on { grid-template-columns: 1fr; }
  .panel__copy { padding: 36px 26px; }
  .panel__art { min-height: 280px; }
  .steps { grid-template-columns: 1fr 1fr; gap: 36px 0; }
  .steps::before { display: none; }
  .future { padding: 44px 24px; }
  .cards.c2, .cards.c3, .cards.c4 { grid-template-columns: 1fr; }
  .foot__top { grid-template-columns: 1fr 1fr; }
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: row; align-items: center; gap: 10px; padding: 10px 14px; border-right: 0; border-bottom: 1px solid var(--line); overflow-x: auto; }
  .side .wm { padding: 0 8px 0 4px; font-size: 18px; }
  .side nav { display: flex; }
  .side nav a { white-space: nowrap; }
  .side .tag { display: none !important; }
  .side__foot { margin: 0 0 0 auto; padding: 0 0 0 12px; border: 0; }
  .side__foot b, .side__foot span { display: none; }
  .side__foot form { margin: 0; }
  .main { padding: 24px 18px 60px; }
  .grid.c2, .grid.c3, .grid.c4, .steps-h { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .grid.c2, .grid.c3, .grid.c4, .steps-h, .steps { grid-template-columns: 1fr; }
  .foot__top { grid-template-columns: 1fr; }
  .nav__cta > a:not(.btn) { display: none; }
}