/* 颜色、字体取自 App（中控 docs/design/UI.md）；网页自己的取值和版式口径见 docs/design/DESIGN.md */
:root {
  --wall: #FFFFFF;
  --paper: #F6F5F1;
  --sand: #ECE6DA;
  --ink: #1C1C1E;
  --ink2: #6E6B66;
  --hair: #DAD6CE;
  --navy: #203A6B;
  --navy-deep: #182E57;
  --gold: #E2BF6C;
  --gold-dark: #A27E26;
  --amber: #8E5D10;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  /* 大标题的字。New York 不能作网页字体嵌入；ui-serif 只在 Apple 设备上落到 New York，其他系统退到 Georgia */
  --brand: ui-serif, "New York", "Iowan Old Style", Georgia, serif;
  /* 商标字，只用在 "Cardelier" 字样上（中控 docs/design/UI.md 第 4 节） */
  --wordmark: "Cormorant Garamond", "Iowan Old Style", Georgia, serif;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --gutter: 32px;
  --r-panel: 32px;
  --r-tile: 24px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--wall); color: var(--ink);
  font: 17px/1.55 var(--sans); -webkit-font-smoothing: antialiased;
  font-variant-numeric: tabular-nums;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 600; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }

.wrap { max-width: 1200px; margin: 0 auto; padding-inline: var(--gutter); }
.sect { padding-block: 72px; }
.sect-head { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: end; margin-bottom: 28px; }
.sect-head h2, .h2 { font: 600 42px/1.08 var(--brand); letter-spacing: -0.02em; }
.sect-head p { color: var(--ink2); font-size: 17px; max-width: 36em; }

/* 按钮：胶囊形，主按钮海军蓝 */
.btn {
  display: inline-flex; align-items: center; gap: 10px; min-height: 52px; padding: 0 26px;
  border-radius: 999px; font-weight: 600; font-size: 16px; text-decoration: none; white-space: nowrap;
}
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-deep); }
.btn-gold { background: var(--gold); color: var(--navy-deep); }
.btn[aria-disabled="true"] { cursor: default; }

/* 页头：滚动后浮起一层墙面色 */
.top { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.84); backdrop-filter: saturate(1.4) blur(14px); -webkit-backdrop-filter: saturate(1.4) blur(14px); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.mark { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.mark img { width: 34px; height: 34px; }
.wordmark { font-family: var(--wordmark); font-style: italic; font-weight: 600; font-size: 27px; line-height: 1; color: var(--ink); }
.nav { display: flex; align-items: center; gap: 32px; font-size: 15px; }
.nav a { text-decoration: none; color: var(--ink2); }
.nav a:hover, .nav a[aria-current] { color: var(--ink); }

/* 首屏 */
/* 首屏：照 App 开屏的构图，卡扇形在上、标题在下，全部居中 */
.hero { position: relative; padding-block: 40px 16px; text-align: center; }
/* 页面载入的一次编排：扇形张开，然后标题、一句话、徽章依次上浮；演示面板最后 */
.js .hero h1, .js .hero .lede, .js .hero .badges, .js .hero .fine, .js .hero .show { opacity: 0; transform: translateY(14px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
.ready .hero h1, .ready .hero .lede, .ready .hero .badges, .ready .hero .fine, .ready .hero .show { opacity: 1; transform: none; }
.ready .hero h1 { transition-delay: .25s; } .ready .hero .lede { transition-delay: .35s; } .ready .hero .badges { transition-delay: .45s; } .ready .hero .fine { transition-delay: .5s; } .ready .hero .show { transition-delay: .6s; }
.hero-text { max-width: 64em; margin: 0 auto; }
.hero h1 { font: 400 76px/1.04 var(--brand); letter-spacing: -0.02em; max-width: 14em; margin-inline: auto; }
.hero .lede { margin: 20px auto 0; font-size: 19px; color: var(--ink2); max-width: 42em; }
.hero .fine { margin-top: 14px; font-size: 14px; color: var(--ink2); }

/* 商店徽章：照 Apple、Google 的标准徽章画的占位，上线前换成官方矢量图（README「商店徽章」） */
.badges { display: flex; justify-content: center; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.badge { display: inline-flex; align-items: center; gap: 8px; height: 52px; padding: 0 14px 0 12px; border-radius: 8px; background: #000; color: #fff; text-decoration: none; border: 1px solid #A6A6A6; }
.badge[aria-disabled="true"] { cursor: default; }
.badge svg { width: 28px; height: 28px; fill: #fff; }
.badge span { display: flex; flex-direction: column; line-height: 1.05; font-size: 20px; font-weight: 500; letter-spacing: -0.01em; }
.badge small { font-size: 10px; font-weight: 400; letter-spacing: 0; margin-bottom: 1px; }
/* 首屏的卡扇形：三张 CSS 卡，页面载入时从叠成一摞张开成扇形 */
.hero-fan { position: relative; width: 136px; height: 120px; margin: 0 auto 16px; }
.hero-fan i { position: absolute; left: 44px; top: 6px; width: 48px; height: 76px; border-radius: 6px; box-shadow: 0 8px 14px -4px rgba(0,0,0,.35); transform-origin: 50% 110%; transition: transform .9s var(--ease-out); }
.hero-fan i { overflow: hidden; }
.hero-fan i::before { content: ""; position: absolute; inset: 0; background: linear-gradient(118deg, rgba(255,255,255,0) 38%, rgba(255,255,255,.18) 50%, rgba(255,255,255,0) 62%); }
.hero-fan i::after { content: ""; position: absolute; top: 10px; left: 7px; width: 12px; height: 9px; border-radius: 2px;
  background-image: linear-gradient(#B8912F 1px, transparent 1px), linear-gradient(90deg, #B8912F 1px, transparent 1px), linear-gradient(135deg, #F1DC9B, #C9A24E);
  background-size: 100% 3px, 4px 100%, 100% 100%; background-position: 0 1px, 2px 0, 0 0; }
.hero-fan svg { position: absolute; top: 9px; right: 6px; width: 11px; height: 11px; fill: none; stroke: rgba(255,255,255,.75); stroke-width: 1.8; stroke-linecap: round; }
.hero-fan .b { background: linear-gradient(165deg, #82AAE4, #5F8FD3); }
.hero-fan .o { background: linear-gradient(165deg, #F08A55, #E5662C); }
.hero-fan .o::after { left: auto; right: 7px; }
.hero-fan .n { background: linear-gradient(165deg, #4A5F8E, #233D72 55%, #2A4478); outline: 1px solid rgba(255,255,255,.35); outline-offset: -1px; transform: translateY(-6px); }
.hero-fan .b { transform: rotate(-18deg) translateX(-4px); }
.hero-fan .o { transform: rotate(18deg) translateX(4px); }
.js:not(.ready) .hero-fan .b, .js:not(.ready) .hero-fan .o { transform: none; }

/* 演示面板：照片做底，左边是那一笔的账目，右边是同一屏的 App 截图；四个场景轮换 */
.show { margin-top: 40px; }
/* 场景切换：四个词直接放在底上，选中项一块海军蓝胶囊，切换时滑过去 */
.tabs { position: relative; display: flex; gap: 4px; width: max-content; margin: 0 auto 14px; }
.tabs button {
  position: relative; z-index: 1; appearance: none; border: 0; background: transparent; font: 600 14px var(--sans); color: var(--ink2);
  padding: 8px 16px; border-radius: 999px; cursor: pointer; transition: color .3s;
}
.tabs button[aria-selected="true"] { color: #fff; }
.tabs .thumb { position: absolute; top: 0; bottom: 0; left: 0; width: 0; border-radius: 999px; background: var(--navy); transition: left .4s var(--ease-out), width .4s var(--ease-out); }
.stage { position: relative; height: 520px; border-radius: var(--r-panel); overflow: hidden; background: var(--sand); isolation: isolate; }
.scene { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .7s ease, visibility 0s linear .7s; }
.scene.on { opacity: 1; visibility: visible; transition: opacity .7s ease; }
.scene > .bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -1; }
.scene::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(100deg, rgba(16,20,30,.72) 0%, rgba(16,20,30,.42) 48%, rgba(16,20,30,.08) 72%); }
.scene .phone { position: absolute; right: 8%; top: 40px; width: 250px; }

/* 账目：那一笔的类别和金额、该用哪张卡、拿到多少 */
.ledger { position: absolute; left: 44px; right: 44%; top: 40px; bottom: 40px; display: flex; flex-direction: column; justify-content: flex-end; color: #fff; }
.ledger .what { font-size: 18px; color: rgba(255,255,255,.82); }
.ledger .card { margin-top: 12px; font-size: 28px; font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; }
.ledger .big { margin-top: 2px; font-size: 96px; font-weight: 300; letter-spacing: -0.04em; line-height: 1; }
.ledger .big small { font-size: 22px; font-weight: 400; letter-spacing: 0; margin-left: 10px; }
.ledger .why { margin-top: 14px; font-size: 15px; color: rgba(255,255,255,.82); max-width: 26em; }
.ledger .why b { color: #fff; font-weight: 600; }
.js .ledger > * { opacity: 0; transform: translateY(12px); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.scene.on .ledger > * { opacity: 1; transform: none; }
.scene.on .ledger > :nth-child(2) { transition-delay: .08s; } .scene.on .ledger > :nth-child(3) { transition-delay: .16s; } .scene.on .ledger > :nth-child(4) { transition-delay: .3s; }

/* 截图：手机屏幕的圆角，带一层柔和投影 */
.shot { border-radius: 13.5% / 6.2%; box-shadow: 0 2px 4px rgba(0,0,0,.1), 0 30px 60px -20px rgba(0,0,0,.45); }

/* 三步：左边一台手机把这一笔走一遍，右边三步跟着亮 */
.steps-panel { background: var(--sand); border-radius: var(--r-panel); padding: 40px 48px; display: grid; grid-template-columns: 300px 1fr; gap: 56px; align-items: center; }
.steps { list-style: none; margin: 0; padding: 0; }
.step { display: grid; grid-template-columns: 32px 1fr; gap: 16px; padding: 18px 0; border-top: 1px solid rgba(28,28,30,.1); opacity: .45; transition: opacity .4s var(--ease-out); }
.step:first-child { border-top: 0; }
.step.on { opacity: 1; }
.step .no { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: rgba(28,28,30,.12); color: var(--ink); font-size: 14px; font-weight: 600; transition: background-color .4s, color .4s; }
.step.on .no { background: var(--navy); color: #fff; }
.step h3 { font-size: 19px; letter-spacing: -0.01em; }
.step p { margin-top: 4px; color: var(--ink2); font-size: 15px; }

/* 手机：真截图叠三屏，左右推进 */
.phone { position: relative; width: 300px; aspect-ratio: 600 / 1305; border-radius: 13.5% / 6.2%; overflow: hidden; background: #F5F3EE; box-shadow: 0 2px 4px rgba(0,0,0,.08), 0 30px 60px -20px rgba(0,0,0,.35); }
.phone .screen { position: absolute; inset: 0; transform: translateX(100%); transition: transform .5s var(--ease-out), opacity .5s; z-index: 1; }
.phone .screen.cur { transform: none; z-index: 2; }
.phone .screen.gone { transform: translateX(-28%); opacity: 0; z-index: 0; }
.phone .screen img { position: absolute; inset: 0; width: 100%; height: 100%; }
.s2 img { opacity: 0; transition: opacity .18s; }
.s2 img.on { opacity: 1; }
.s3 { transform: translateX(100%) translateY(24px); }
/* 点按：涟漪，和键上的一下高亮 */
.phone .tap { position: absolute; width: 34px; height: 34px; margin: -17px 0 0 -17px; border-radius: 50%; border: 2px solid var(--navy); opacity: 0; transform: scale(.4); }
.phone .tap.go { animation: tapOnce .7s var(--ease-out) forwards; }
@keyframes tapOnce { 0% { opacity: 0; transform: scale(.4); } 25% { opacity: .9; transform: scale(.9); } 100% { opacity: 0; transform: scale(1.6); } }
.phone .press { position: absolute; width: 28%; height: 5.5%; transform: translate(-50%, -50%); border-radius: 8px; background: rgba(32,58,107,.18); opacity: 0; transition: opacity .15s; }
.phone .press.on { opacity: 1; }

/* 功能展示：左边四条，右边一台手机换屏 */
.showcase { display: grid; grid-template-columns: 1fr 320px; gap: 64px; align-items: center; background: var(--paper); border-radius: var(--r-panel); padding: 40px 56px; }
.features { list-style: none; margin: 0; padding: 0; }
.features li { padding: 18px 0 18px 20px; border-left: 2px solid var(--hair); cursor: pointer; opacity: .5; transition: opacity .35s var(--ease-out), border-color .35s; }
.features li[aria-selected="true"] { opacity: 1; border-left-color: var(--navy); }
.features h3 { font-size: 19px; letter-spacing: -0.01em; }
.features p { margin-top: 4px; color: var(--ink2); font-size: 15px; max-width: 32em; }
.shots { position: relative; width: 300px; aspect-ratio: 600 / 1305; margin: 0 auto; }
.shots .shot { position: absolute; inset: 0; width: 100%; opacity: 0; transition: opacity .5s var(--ease-out); }
.shots .shot.on { opacity: 1; }

/* 清单：并列的保证或权益，发丝线分行，不装卡片 */
.list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; column-gap: 64px; }
.list li { display: grid; grid-template-columns: 40px 1fr; gap: 16px; padding: 16px 0; border-top: 1px solid var(--hair); }
.list b { display: block; font-size: 17px; }
.list p { margin-top: 2px; color: var(--ink2); font-size: 15px; }
.ic { flex: none; width: 40px; height: 40px; border-radius: 50%; background: rgba(32,58,107,.12); display: grid; place-items: center; }
.ic svg { width: 22px; height: 22px; fill: none; stroke: var(--navy); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

/* Plus：海军蓝只用在 Plus 自己的地方 */
.plus-band { position: relative; overflow: hidden; border-radius: var(--r-panel); color: #fff; background: linear-gradient(160deg, #25437A 0%, #182E57 100%); }
.plus-top { position: relative; overflow: hidden; padding: 48px; }
.plus-band .btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: transform .4s var(--ease-out); }
.plus-band.open .btn svg { transform: rotate(180deg); }
.plus-band .btn { border: 0; cursor: pointer; font: inherit; font-weight: 600; }
/* 展开的权益：grid 行高 0fr → 1fr，内容跟着长出来 */
.plus-more { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .55s var(--ease-out); }
.plus-more > div { overflow: hidden; padding: 0 48px; }
.plus-band.open .plus-more { grid-template-rows: 1fr; }
.plus-band.open .plus-more > div { padding-bottom: 40px; }
.plus-more .list li:nth-child(-n+2) { border-top: 0; padding-top: 8px; }
.plus-more .list li { border-color: rgba(255,255,255,.14); opacity: 0; transform: translateY(10px); transition: opacity .5s var(--ease-out), transform .5s var(--ease-out); }
.plus-band.open .plus-more .list li { opacity: 1; transform: none; }
.plus-band.open .plus-more .list li:nth-child(2) { transition-delay: .05s; } .plus-band.open .plus-more .list li:nth-child(3) { transition-delay: .1s; } .plus-band.open .plus-more .list li:nth-child(4) { transition-delay: .15s; } .plus-band.open .plus-more .list li:nth-child(5) { transition-delay: .2s; } .plus-band.open .plus-more .list li:nth-child(6) { transition-delay: .25s; }
.plus-more .list b { color: #fff; }
.plus-more .list p, .plus-more .soon { color: rgba(255,255,255,.72); }
.plus-more .soon { margin-top: 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.14); }
.plus-more .soon b { color: #fff; }
.plus-more .ic { background: rgba(255,255,255,.14); }
.plus-more .ic svg { stroke: var(--gold); }
.plus-band .copy { position: relative; z-index: 1; max-width: 600px; }
.brandline { display: flex; align-items: center; gap: 8px; font: 26px/1.2 var(--brand); }
.brandline svg { width: 20px; height: 20px; fill: none; stroke: var(--gold); stroke-width: 1.6; stroke-linejoin: round; }
.plus-band h2, .plus-band h1 { font: 500 46px/1.08 var(--brand); letter-spacing: -0.015em; margin-top: 16px; }
.plus-band p { margin-top: 14px; color: rgba(255,255,255,.8); font-size: 17px; }
.plus-band .btn { margin-top: 28px; }

/* 卡面扇形，同 App 图标和 Plus 页主视觉：蓝、橙向两边斜 16°，海军蓝压在中间 */
.fan { position: absolute; right: 56px; bottom: -80px; width: 340px; height: 340px; }
.fan i { position: absolute; width: 140px; height: 218px; border-radius: 14px; box-shadow: 0 18px 28px -6px rgba(0,0,0,.4); transform-origin: 50% 110%; transition: transform 1s var(--ease-out); }
.fan .b, .fan .o { left: 100px; top: 40px; }
.fan .b { transform: translateX(-70px) translateY(30px) rotate(-16deg); }
.fan .o { transform: translateX(66px) translateY(30px) rotate(16deg); }
.js [data-play]:not(.played) .fan .b, .js [data-play]:not(.played) .fan .o { transform: none; }
.fan i { overflow: hidden; }
.fan i::before { content: ""; position: absolute; inset: 0; background: linear-gradient(118deg, rgba(255,255,255,0) 38%, rgba(255,255,255,.18) 50%, rgba(255,255,255,0) 62%); }
.fan i::after { content: ""; position: absolute; top: 26px; left: 20px; width: 34px; height: 27px; border-radius: 6px;
  background: linear-gradient(135deg, #F1DC9B, #C9A24E);
  background-image: linear-gradient(#B8912F 1px, transparent 1px), linear-gradient(90deg, #B8912F 1px, transparent 1px), linear-gradient(135deg, #F1DC9B, #C9A24E);
  background-size: 100% 9px, 11px 100%, 100% 100%; background-position: 0 4px, 6px 0, 0 0; }
.fan svg { position: absolute; top: 24px; right: 16px; width: 30px; height: 30px; fill: none; stroke: rgba(255,255,255,.75); stroke-width: 1.6; stroke-linecap: round; }
.fan i::after, .fan svg { z-index: 1; }
.fan .b { background: linear-gradient(165deg, #82AAE4, #5F8FD3); }
.fan .o { background: linear-gradient(165deg, #F08A55, #E5662C); }
.fan .o::after { left: auto; right: 20px; }
.fan .n { left: 100px; top: 22px; background: linear-gradient(165deg, #4A5F8E, #233D72 55%, #2A4478); outline: 1px solid rgba(255,255,255,.35); outline-offset: -1px; }

/* 常见问题 */
.faq { display: grid; grid-template-columns: 1fr 1.6fr; gap: 40px; }
.faq details { border-top: 1px solid var(--hair); }
.faq details:last-child { border-bottom: 1px solid var(--hair); }
.faq summary { list-style: none; cursor: pointer; padding: 16px 0; font-size: 17px; font-weight: 600; display: flex; justify-content: space-between; gap: 24px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-weight: 300; font-size: 28px; line-height: 1; color: var(--ink2); transition: transform .25s ease; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 16px; color: var(--ink2); max-width: 40em; }

/* 收尾：夜景照片面板，App 开屏的白字标志 */
.finale { position: relative; border-radius: var(--r-panel); overflow: hidden; min-height: 460px; display: flex; align-items: flex-start; justify-content: center; text-align: center; padding: 48px; color: #fff; isolation: isolate; }
.finale img.bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 85%; z-index: -2; }
.finale::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(14,24,48,.6), rgba(14,24,48,.1) 65%); }
.finale .logo-white { width: 110px; height: auto; margin: 0 auto 12px; }
.finale h2 { font: 600 52px/1.05 var(--brand); letter-spacing: -0.02em; line-height: 1.04; letter-spacing: -0.035em; max-width: 12em; margin-inline: auto; }
.finale p { margin-top: 12px; color: rgba(255,255,255,.85); font-size: 17px; }
.finale .badges { margin-top: 20px; }

/* Plus 页 */
.perks-panel { background: var(--paper); border-radius: var(--r-panel); padding: 8px 40px 28px; }
.soon { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--hair); color: var(--ink2); font-size: 16px; }
.soon b { color: var(--ink); }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.compare > div { border-radius: var(--r-tile); padding: 28px; }
.compare h3 { font-size: 24px; }
.compare h3.brand { font: 400 26px/1.3 var(--brand); }
.compare ul { list-style: none; margin: 20px 0 0; padding: 0; }
.compare li { padding: 10px 0 10px 30px; border-top: 1px solid rgba(28,28,30,.08); font-size: 16px; position: relative; }
.compare li::before { content: ""; position: absolute; left: 2px; top: 19px; width: 12px; height: 6px; border-left: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(-45deg); }
.compare .t-navy li { border-color: rgba(255,255,255,.14); }
.compare .t-navy li::before { color: var(--gold); }

/* 法务正文 */
.legal { max-width: 760px; margin: 0 auto; padding-block: 56px 112px; }
.legal .draft { display: inline-block; background: #F7EBCD; color: #5C4400; padding: 8px 16px; border-radius: 999px; font-weight: 600; font-size: 14px; }
.legal h1 { font: 600 52px/1.05 var(--brand); letter-spacing: -0.02em; margin-top: 24px; }
.legal h2 { font-size: 22px; margin-top: 44px; }
.legal p, .legal ul { margin-top: 12px; }
.legal li { margin: 6px 0; }
.legal .meta { color: var(--ink2); font-size: 15px; margin-top: 8px; }
.legal .src { margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--hair); color: var(--ink2); font-size: 14px; }

/* 页脚 */
.foot { padding-block: 48px; font-size: 14px; color: var(--ink2); }
.foot .cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-top: 32px; border-top: 1px solid var(--hair); }
.foot h4 { margin: 0 0 14px; font-size: 14px; color: var(--ink); font-weight: 600; }
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li + li { margin-top: 10px; }
.foot a { text-decoration: none; }
.foot a:hover { color: var(--ink); }
.foot .legalese { margin-top: 32px; max-width: 64em; }
.foot .blurb { margin-top: 14px; max-width: 26em; }

a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--navy); outline-offset: 3px; border-radius: 8px; }

/* ?still（截静态整页）和减弱动态效果：一切过渡直接到终态 */
.still *, .still *::before, .still *::after { transition: none !important; animation: none !important; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .hero h1, .js .hero .lede, .js .hero .badges, .js .hero .fine, .js .hero .show, .js .ledger > *,
  .js:not(.ready) .hero-fan .b, .hero-fan .b { transform: rotate(-18deg) translateX(-4px); }
  .js:not(.ready) .hero-fan .o, .hero-fan .o { transform: rotate(18deg) translateX(4px); }
  .js [data-play]:not(.played) .fan .b, .fan .b { transform: translateX(-70px) translateY(30px) rotate(-16deg); }
  .js [data-play]:not(.played) .fan .o, .fan .o { transform: translateX(66px) translateY(30px) rotate(16deg); }
  .scene, .scene.on { transition: none; }
  .tabs .thumb { transition: none; }
  .shots .shot, .features li { transition: none; }
  .phone .screen, .s2 img { transition: none; }
  .phone .tap, .phone .press { display: none; }
}


@media (max-width: 1080px) {
  .hero h1 { font-size: 48px; }
  .ledger { right: 44%; }
  .ledger .big { font-size: 96px; }
  .scene .phone { right: 5%; }
  .showcase { grid-template-columns: 1fr 260px; gap: 40px; padding: 32px; }
  .shots { width: 240px; }
}

@media (max-width: 760px) {
  :root { --gutter: 16px; --r-panel: 24px; --r-tile: 20px; }
  body { font-size: 16px; }
  .sect { padding-block: 48px; }
  .sect-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 36px; }
  .sect-head h2, .h2 { font-size: 32px; }
  .nav a:not([href$="plus"]) { display: none; }
  .hero { padding-block: 24px 16px; }
  .hero-fan { transform: scale(.8); margin-bottom: 4px; }
  .hero h1 { font-size: 46px; }
  .hero .lede { font-size: 16px; }
  .tabs { width: 100%; }
  .tabs button { flex: 1; font-size: 13px; padding: 8px 6px; }
  .stage { height: 700px; }
  .scene::after { background: linear-gradient(0deg, rgba(16,20,30,.82) 0%, rgba(16,20,30,.5) 45%, rgba(16,20,30,.1) 75%); }
  .scene .phone { right: 50%; transform: translateX(50%); top: 16px; width: 164px; }
  .ledger { left: 20px; right: 20px; top: auto; bottom: 24px; }
  .ledger .what { font-size: 17px; }
  .ledger .card { font-size: 24px; margin-top: 10px; }
  .ledger .big { font-size: 56px; }
  .ledger .big small { font-size: 18px; margin-left: 6px; }
  .ledger .why { font-size: 15px; margin-top: 12px; }
  .steps-panel { padding: 24px 16px; grid-template-columns: 1fr; gap: 24px; justify-items: center; }
  .steps { width: 100%; }
  .showcase { grid-template-columns: 1fr; gap: 24px; padding: 20px 16px; }
  .shots { width: 220px; }
  .list { grid-template-columns: 1fr; }
  .plus-top { padding: 32px 20px 240px; }
  .plus-more > div { padding: 0 20px; }
  .plus-band h2, .plus-band h1 { font-size: 36px; }
  .fan { right: 50%; margin-right: -170px; bottom: -120px; transform: scale(.82); }
  .faq { grid-template-columns: 1fr; gap: 16px; }
  .finale { padding: 32px 20px; min-height: 440px; }
  .finale h2 { font-size: 36px; }
  .perks-panel { padding: 0 16px 20px; }
  .compare { grid-template-columns: 1fr; }
  .foot .cols { grid-template-columns: 1fr 1fr; }
  .foot .cols > div:first-child { grid-column: span 2; }
  .legal h1 { font-size: 40px; }
}