/* Recapse 官网样式 · 视觉系统见 site/README.md
   字体：系统栈（无外链）。色：纸白 / 石墨为基底，红点 #FF3B30 只做录音态与 Logo，会议蓝 / 闲聊琥珀 / 独处青只用在示意界面里的小面积。 */

:root {
  --bg: #F5F4F0;
  --card: #FFFFFF;
  --card-2: #EDECE7;
  --fg: #1C1D21;
  --fg-2: #5E6168;
  --fg-3: #6B6E75;
  --line: rgba(28, 29, 33, .10);
  --line-2: rgba(28, 29, 33, .18);
  --ink: #232428;
  --ink-fg: #F2F1ED;
  --ink-fg-2: #A3A6AE;
  --ink-line: rgba(255, 255, 255, .10);
  --rec: #FF3B30;
  --meet: #2F4BD6;
  --chat: #8A5A00;
  --solo: #2E6B5B;
  --meet-bg: rgba(47, 75, 214, .10);
  --chat-bg: rgba(138, 90, 0, .10);
  --solo-bg: rgba(46, 107, 91, .10);
  --screen: #F1F1EE;
  --shadow: 0 1px 2px rgba(28, 29, 33, .05), 0 12px 40px rgba(28, 29, 33, .08);
  --shadow-lg: 0 2px 4px rgba(28, 29, 33, .06), 0 30px 80px rgba(28, 29, 33, .16);
  --r-s: 8px;
  --r-m: 12px;
  --r-l: 20px;
  --r-xl: 32px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --t: .6s;
  --wrap: 1120px;
  --gutter: 24px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141517;
    --card: #1E1F23;
    --card-2: #26272C;
    --fg: #F2F1ED;
    --fg-2: #A3A6AE;
    --fg-3: #8A8D95;
    --line: rgba(255, 255, 255, .10);
    --line-2: rgba(255, 255, 255, .18);
    --ink: #1B1C1F;
    --meet: #93A3F2;
    --chat: #D9A84E;
    --solo: #74B59F;
    --meet-bg: rgba(147, 163, 242, .14);
    --chat-bg: rgba(217, 168, 78, .14);
    --solo-bg: rgba(116, 181, 159, .14);
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 40px rgba(0, 0, 0, .35);
    --shadow-lg: 0 2px 4px rgba(0, 0, 0, .3), 0 30px 80px rgba(0, 0, 0, .5);
  }
}

/* ---------- 基础 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", "PingFang SC", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans CJK SC", "Noto Sans SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
html[lang="ja"] body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans CJK JP", "Noto Sans JP", "Yu Gothic", "Meiryo", "Segoe UI", sans-serif;
}
html[lang="en"] body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", "Segoe UI", "Inter", Roboto, "PingFang SC", "Hiragino Sans", sans-serif;
}
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
:focus-visible { outline: 2px solid var(--fg); outline-offset: 3px; border-radius: 4px; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -.02em; line-height: 1.12; text-wrap: balance; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
b, strong { font-weight: 600; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.num { font-variant-numeric: tabular-nums; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- 顶栏 ---------- */
.top {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.top .wrap { display: flex; align-items: center; gap: 20px; height: 60px; }
.mark { display: inline-flex; align-items: center; gap: 9px; font-weight: 700; font-size: 19px; letter-spacing: -.01em; }
.mark:hover { text-decoration: none; }
.mark svg { width: 24px; height: 24px; }
.nav { display: flex; gap: 26px; margin-left: 20px; font-size: 15px; color: var(--fg-2); }
.nav a:hover { color: var(--fg); text-decoration: none; }
.langs { margin-left: auto; display: flex; gap: 2px; padding: 3px; border: 1px solid var(--line); border-radius: 999px; font-size: 13px; }
.langs a { padding: 3px 10px; border-radius: 999px; color: var(--fg-2); white-space: nowrap; line-height: 1.5; }
.langs a:hover { text-decoration: none; color: var(--fg); }
.langs a[aria-current] { background: var(--fg); color: var(--bg); }
@media (max-width: 760px) {
  .nav { display: none; }
}

/* ---------- 通用段落 ---------- */
section { padding: clamp(72px, 9vw, 128px) 0; }
section + section { border-top: 1px solid var(--line); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 500; letter-spacing: .01em; color: var(--fg-2);
  margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--rec); }
h2 { font-size: clamp(32px, 4.6vw, 54px); max-width: 20em; }
.lead { margin-top: 20px; font-size: clamp(17px, 1.5vw, 20px); color: var(--fg-2); max-width: 36em; }
.lead b { color: var(--fg); }
.head { max-width: 760px; }
.more { display: inline-flex; align-items: center; gap: 6px; margin-top: 22px; font-weight: 600; font-size: 15px; }
.more::after { content: ""; width: 7px; height: 7px; border-right: 1.5px solid currentColor; border-top: 1.5px solid currentColor; transform: rotate(45deg); }

/* ---------- 首屏：品牌弧「录下的一天」 ---------- */
.hero { padding: clamp(48px, 7vw, 96px) 0 0; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(40px, 6.2vw, 76px); letter-spacing: -.03em; }
.hero .lead { max-width: 30em; }
.cta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 32px; }
.pill {
  display: inline-flex; align-items: center; gap: 8px; height: 48px; padding: 0 20px;
  border-radius: 999px; background: var(--fg); color: var(--bg); font-weight: 600; font-size: 15px; white-space: nowrap;
}
.pill:hover { text-decoration: none; }
.pill svg { width: 16px; height: 16px; }
.pill.ghost { background: transparent; color: var(--fg); border: 1px solid var(--line-2); }
.cta .fine { width: 100%; }
.fine { font-size: 13px; color: var(--fg-3); line-height: 1.6; }
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin: clamp(40px, 6vw, 72px) 0 0; padding: 28px 0; border-top: 1px solid var(--line); font-size: 14px; color: var(--fg-2); }
.facts li { padding: 2px 24px; line-height: 1.5; white-space: nowrap; }
.facts li:first-child { padding-left: 0; }
.facts li + li { border-left: 1px solid var(--line); }
.hero .wrap.facts-row { display: block; }
@media (max-width: 900px) {
  .facts { grid-template-columns: 1fr; gap: 10px; padding: 22px 0; }
  .facts li { padding: 0; border-left: 0; }
}

.dayring { position: relative; justify-self: center; width: min(100%, 520px); aspect-ratio: 1; }
.dayring .ring-svg { width: 100%; height: 100%; overflow: visible; }
.dayring .ticks line { stroke: var(--line-2); stroke-width: 2; stroke-linecap: round; }
.dayring .segs path { fill: none; stroke-width: 6; stroke-linecap: round; }
.dayring .segs .meet { stroke: var(--meet); } .dayring .segs .chat { stroke: var(--chat); } .dayring .segs .solo { stroke: var(--solo); }
.dayring .track { fill: none; stroke: var(--card-2); stroke-width: 64; stroke-linecap: round; }
.dayring .arc { fill: none; stroke: url(#rg); stroke-width: 64; stroke-linecap: round; stroke-dasharray: 1170; stroke-dashoffset: 0; }
.dayring .g0 { stop-color: var(--fg-3); } .dayring .g1 { stop-color: var(--fg); }
.dayring .dot { fill: var(--rec); }
.dayring .now { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); font-size: 13px; color: var(--fg-2); display: inline-flex; align-items: center; gap: 8px; white-space: nowrap; }
.dayring .now::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--rec); animation: pulse 2s ease-in-out infinite; }
@keyframes draw { from { stroke-dashoffset: 1170; } to { stroke-dashoffset: 0; } }
.dayring.in .arc { animation: draw 1.8s var(--ease) both; }
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 36px; }
  .dayring { width: min(78vw, 360px); margin-top: 8px; }
  .dayring .track, .dayring .arc { stroke-width: 56; }
}

/* ---------- iPhone 框 ---------- */
.phone {
  width: 300px; max-width: 100%; aspect-ratio: 300 / 614;
  padding: 10px; border-radius: 48px; background: var(--ink);
  box-shadow: var(--shadow-lg), inset 0 0 0 1.5px rgba(255, 255, 255, .12);
  position: relative; flex: none;
}
.phone .scr {
  position: relative; width: 100%; height: 100%; overflow: hidden; border-radius: 38px;
  background: var(--screen); color: #1C1D21;
}
.phone .scr::before {
  content: ""; position: absolute; left: 50%; top: 10px; transform: translateX(-50%);
  width: 84px; height: 24px; border-radius: 999px; background: #0B0B0C; z-index: 2;
}
.phone .scr img { position: absolute; left: 0; bottom: 0; width: 100%; height: auto; }

/* 场景详情示意（iPhone 里） */
.scr .ui { position: absolute; inset: 0; padding: 48px 14px 0; font-size: 12px; line-height: 1.45; }
.ui .bar { display: flex; align-items: center; gap: 8px; color: #5E6168; font-size: 11px; }
.ui .bar b { color: #1C1D21; font-size: 15px; letter-spacing: -.01em; }
.ui .tag { padding: 1px 7px; border-radius: 999px; font-size: 10px; font-weight: 600; white-space: nowrap; }
.ui .tag.meet { color: #2F4BD6; background: rgba(47, 75, 214, .10); }
.ui .tag.chat { color: #8A5A00; background: rgba(138, 90, 0, .10); }
.ui .tag.solo { color: #2E6B5B; background: rgba(46, 107, 91, .10); }
.ui h5 { margin: 8px 0 2px; font-size: 17px; line-height: 1.25; letter-spacing: -.02em; font-weight: 700; }
.ui .sub { color: #5E6168; font-size: 11px; }
.ui .seg { display: flex; margin: 12px 0 10px; padding: 3px; background: rgba(28, 29, 33, .06); border-radius: 10px; }
.ui .seg span { flex: 1; text-align: center; padding: 5px 0; border-radius: 8px; color: #5E6168; font-size: 11px; white-space: nowrap; }
.ui .seg .on { background: #33364A; color: #fff; font-weight: 600; }
.ui .line { display: grid; grid-template-columns: 22px 1fr; gap: 8px; padding: 7px 0; border-top: 1px solid rgba(28, 29, 33, .08); }
.ui .line:first-of-type { border-top: 0; }
.ui .av { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-size: 10px; font-weight: 600; color: #fff; background: #8E9198; }
.ui .av.me { background: #1C1D21; }
.ui .av.s1 { background: #6E7280; }
.ui .av.s2 { background: #A9ADB5; color: #1C1D21; }
.ui .who { display: flex; align-items: baseline; gap: 6px; color: #5E6168; font-size: 10.5px; }
.ui .who b { color: #1C1D21; font-weight: 600; }
.ui .play { margin-left: auto; display: inline-flex; align-items: center; gap: 4px; color: #2F4BD6; font-weight: 600; }
.ui .play::before { content: ""; border-left: 6px solid currentColor; border-top: 4px solid transparent; border-bottom: 4px solid transparent; }
.ui .txt { margin-top: 1px; color: #1C1D21; }
.ui .txt mark { background: rgba(255, 59, 48, .14); color: inherit; border-radius: 3px; padding: 0 2px; }
.ui .tabs { position: absolute; left: 12px; right: 12px; bottom: 14px; display: flex; justify-content: space-around; padding: 8px 0; background: rgba(255, 255, 255, .78); border: 1px solid rgba(28, 29, 33, .08); border-radius: 999px; font-size: 9.5px; color: #5E6168; }
.ui .tabs span.on { color: #1C1D21; font-weight: 600; }

/* ---------- Apple Watch 框 ---------- */
.watch { position: relative; width: 176px; flex: none; }
.watch .case {
  position: relative; width: 176px; height: 212px; border-radius: 46px; background: var(--ink);
  box-shadow: var(--shadow-lg), inset 0 0 0 1.5px rgba(255, 255, 255, .14);
  padding: 9px;
}
.watch .case::before { content: ""; position: absolute; right: -6px; top: 58px; width: 7px; height: 34px; border-radius: 3px; background: #3A3C42; }
.watch .case::after { content: ""; position: absolute; right: -5px; top: 108px; width: 5px; height: 48px; border-radius: 3px; background: #2E3036; }
.watch .face { width: 100%; height: 100%; border-radius: 38px; background: #000; color: #fff; position: relative; overflow: hidden; }
.watch .time { position: absolute; top: 12px; right: 18px; font-size: 11px; font-weight: 600; color: #B9BCC4; }
.watch .ring { position: absolute; left: 50%; top: 48%; transform: translate(-50%, -50%); width: 112px; height: 112px; }
.watch .ring svg { width: 100%; height: 100%; }
.watch .ring .track { stroke: #2A2C32; }
.watch .ring .prog { stroke: #E6E7EA; stroke-dasharray: 290; stroke-dashoffset: 110; }
.watch .ring .dot { fill: var(--rec); }
.watch .el { position: absolute; left: 0; right: 0; top: 48%; transform: translateY(-50%); text-align: center; font-size: 22px; font-weight: 700; letter-spacing: -.02em; }
.watch .el small { display: block; font-size: 10px; font-weight: 500; color: #B9BCC4; letter-spacing: 0; margin-top: -2px; }
.watch .btn { position: absolute; left: 14px; right: 14px; bottom: 12px; height: 30px; border-radius: 999px; background: #26282E; color: #fff; font-size: 12px; font-weight: 600; display: grid; place-items: center; white-space: nowrap; }
.watch .btn.rec { background: var(--rec); }
.watch.off .ring .prog { stroke: #6B6E78; stroke-dashoffset: 110; }
.watch.off .el { font-size: 17px; }
.watch.off .ring .dot { fill: #FFB340; }
.watch.off .el small { color: #FFB340; }
.watch .cap { margin-top: 14px; text-align: center; font-size: 13px; color: var(--fg-2); }
.watches { display: flex; gap: 40px; justify-content: center; align-items: flex-start; flex-wrap: wrap; }

/* 录音态动效 */
@keyframes ringGrow { from { stroke-dashoffset: 170; } to { stroke-dashoffset: 110; } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
.watch.live .ring .prog { animation: ringGrow 8s var(--ease) 1 both; }
.watch.live .ring .dot { animation: pulse 2s ease-in-out infinite; }

/* ---------- 三端 ---------- */
.row3 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px 64px; align-items: center; padding: clamp(40px, 6vw, 80px) 0; }
.row3 + .row3 { border-top: 1px solid var(--line); }
.row3.flip .v { order: -1; }
.row3 h3 { font-size: clamp(26px, 3vw, 36px); margin-top: 10px; }
.row3 .p { margin-top: 16px; color: var(--fg-2); font-size: 17px; max-width: 32em; }
.bul { margin-top: 22px; border-top: 1px solid var(--line); }
.bul li { padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 15px; color: var(--fg-2); line-height: 1.55; }
.bul li b { color: var(--fg); }
.bul li:last-child { border-bottom: 0; }
.row3 .v { display: flex; justify-content: center; }
.row3.wide { grid-template-columns: 1fr; }
.row3.wide .v { margin-top: 8px; }
@media (max-width: 860px) {
  .row3 { grid-template-columns: 1fr; gap: 36px; }
  .row3.flip .v { order: 0; }
}

/* 切片流 */
.flow { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; margin-top: 28px; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--r-m); background: var(--card); font-size: 13px; color: var(--fg-2); }
.flow b { color: var(--fg); font-weight: 600; white-space: nowrap; }
.flow .lane { position: relative; height: 2px; background: var(--line-2); border-radius: 2px; }
.flow .lane i { position: absolute; top: -4px; left: 0; width: 10px; height: 10px; border-radius: 3px; background: var(--fg); }
.flow .lane i:nth-child(2) { animation-delay: 1.4s; }
.flow .lane i:nth-child(3) { animation-delay: 2.8s; }
.flow .lane i { animation: slide 4.2s linear infinite; opacity: 0; }
@keyframes slide { 0% { left: 0; opacity: 0; } 8% { opacity: 1; } 85% { opacity: 1; } 100% { left: calc(100% - 10px); opacity: 0; } }
.flow .ok { display: inline-flex; align-items: center; gap: 6px; }
.flow .ok::after { content: ""; width: 14px; height: 14px; border-radius: 50%; background: var(--solo); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M4 7.3l2 2L10.2 5' fill='none' stroke='%23fff' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); }

/* ---------- Mac 窗口示意 ---------- */
.mac { width: 100%; max-width: 980px; border-radius: 14px; background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow-lg); overflow: hidden; font-size: 12px; line-height: 1.4; color: var(--fg); }
.mac .tb { display: flex; align-items: center; gap: 6px; height: 38px; padding: 0 14px; border-bottom: 1px solid var(--line); background: var(--card-2); }
.mac .tb i { width: 11px; height: 11px; border-radius: 50%; background: var(--line-2); }
.mac .tb span { margin-left: 10px; font-size: 12px; color: var(--fg-2); }
.mac .body { display: grid; grid-template-columns: 164px 1fr; min-height: 420px; }
.mac .side { padding: 14px 10px; border-right: 1px solid var(--line); background: var(--card-2); display: grid; align-content: start; gap: 2px; }
.mac .side .h { font-size: 11px; color: var(--fg-3); padding: 8px 10px 4px; }
.mac .side a, .mac .side span { display: block; padding: 6px 10px; border-radius: 7px; color: var(--fg-2); white-space: nowrap; }
.mac .side .on { background: var(--card); color: var(--fg); font-weight: 600; box-shadow: 0 1px 2px rgba(0, 0, 0, .06); }
.mac .side .rec { display: flex; align-items: center; gap: 6px; margin-top: 10px; font-size: 11px; }
.mac .side .rec::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--rec); }
.mac .cv { padding: 22px 24px 20px; overflow: hidden; }
.mac .date { display: flex; align-items: baseline; gap: 8px; }
.mac .date b { font-size: 22px; letter-spacing: -.02em; }
.mac .date span { color: var(--fg-2); }
.mac .chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 2px 9px; border-radius: 999px; background: var(--card-2); font-size: 11px; white-space: nowrap; color: var(--fg-2); }
.chip.meet::before, .chip.chat::before, .chip.solo::before { content: ""; width: 6px; height: 6px; border-radius: 50%; }
.chip.meet::before { background: var(--meet); } .chip.chat::before { background: var(--chat); } .chip.solo::before { background: var(--solo); }
.mac .sum { margin-top: 12px; color: var(--fg-2); max-width: 64em; }
.mac .tl { position: relative; margin-top: 16px; height: 34px; border-radius: 8px; background: var(--card-2); overflow: hidden; }
.mac .tl .h { position: absolute; top: 4px; font-size: 9.5px; color: var(--fg-3); transform: translateX(-50%); }
.mac .tl .b { position: absolute; bottom: 7px; height: 7px; border-radius: 3px; }
.mac .tl .b.meet { background: var(--meet); } .mac .tl .b.chat { background: var(--chat); } .mac .tl .b.solo { background: var(--solo); }
.mac .tl .gap { position: absolute; bottom: 7px; height: 7px; border-radius: 3px; background: repeating-linear-gradient(135deg, var(--line-2) 0 2px, transparent 2px 5px); }
.mac .sh { display: flex; align-items: baseline; gap: 8px; margin-top: 18px; }
.mac .sh b { font-size: 13px; } .mac .sh span { color: var(--fg-3); font-size: 11px; }
.mac .cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 10px; }
.mac .cd { border-radius: 10px; border: 1px solid var(--line); border-left: 3px solid var(--line-2); padding: 10px 12px; background: var(--card); }
.mac .cd.meet { border-left-color: var(--meet); background: var(--meet-bg); }
.mac .cd.chat { border-left-color: var(--chat); background: var(--chat-bg); }
.mac .cd.solo { border-left-color: var(--solo); background: var(--solo-bg); }
.mac .cd .t { display: flex; justify-content: space-between; gap: 6px; font-size: 10.5px; color: var(--fg-2); white-space: nowrap; }
.mac .cd .t em { font-style: normal; font-weight: 600; }
.mac .cd.meet .t em { color: var(--meet); } .mac .cd.chat .t em { color: var(--chat); } .mac .cd.solo .t em { color: var(--solo); }
.mac .cd b { display: block; margin-top: 4px; font-size: 12.5px; line-height: 1.3; }
.mac .cd p { margin-top: 4px; color: var(--fg-2); font-size: 11px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.mac .cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 14px; }
.mac .col { border-radius: 10px; border: 1px solid var(--line); padding: 10px 12px; background: var(--card); }
.mac .col .h { display: flex; align-items: center; gap: 6px; font-weight: 600; font-size: 12px; }
.mac .col .h::before { content: ""; width: 6px; height: 6px; border-radius: 2px; background: var(--fg-3); }
.mac .col .h span { color: var(--fg-3); font-weight: 400; }
.mac .col li { display: grid; grid-template-columns: 34px 1fr; gap: 8px; padding: 7px 0; border-top: 1px solid var(--line); font-size: 11.5px; }
.mac .col li:first-child { border-top: 0; }
.mac .col li .num { color: var(--meet); font-size: 11px; }
.mac .col li small { display: block; color: var(--fg-3); font-size: 10.5px; }
.mac .col.todo li { grid-template-columns: 14px 34px 1fr; }
.mac .col.todo li i { width: 13px; height: 13px; border-radius: 4px; border: 1.3px solid var(--line-2); margin-top: 1px; }
@media (max-width: 760px) {
  .mac .body { grid-template-columns: 1fr; }
  .mac .side { display: none; }
  .mac .cv { padding: 16px; }
  .mac .cards, .mac .cols { grid-template-columns: 1fr; }
  .mac .cards .cd:nth-child(3), .mac .cols .col:nth-child(3) { display: none; }
  .mac .sum { display: none; }
}

/* ---------- 隐私（石墨面板） ---------- */
.ink { background: var(--ink); color: var(--ink-fg); }
.ink .eyebrow { color: var(--ink-fg-2); }
.ink .lead { color: var(--ink-fg-2); }
.ink .lead b { color: var(--ink-fg); }
.ink .fine { color: var(--ink-fg-2); }
.diagram { display: grid; grid-template-columns: 1fr auto 1.3fr auto 1fr; align-items: stretch; gap: 0; margin-top: clamp(40px, 5vw, 64px); }
.node { padding: 22px 22px 20px; border: 1px solid var(--ink-line); border-radius: var(--r-l); background: rgba(255, 255, 255, .04); }
.node .k { font-size: 12px; letter-spacing: .01em; color: var(--ink-fg-2); }
.node b { display: block; font-size: 19px; margin-top: 6px; letter-spacing: -.01em; }
.node p { margin-top: 10px; font-size: 14px; color: var(--ink-fg-2); line-height: 1.55; }
.node.hi { border-color: rgba(255, 255, 255, .22); background: rgba(255, 255, 255, .07); }
.node ul { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 6px; }
.node ul li { font-size: 12px; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--ink-line); color: var(--ink-fg); white-space: nowrap; }
.arrow { display: grid; align-content: center; justify-items: center; gap: 8px; width: 120px; padding: 0 10px; font-size: 12px; color: var(--ink-fg-2); text-align: center; }
.arrow .ln { position: relative; width: 100%; height: 2px; background: var(--ink-line); border-radius: 2px; overflow: visible; }
.arrow .ln::after { content: ""; position: absolute; right: -1px; top: -4px; width: 8px; height: 8px; border-right: 2px solid var(--ink-fg-2); border-top: 2px solid var(--ink-fg-2); transform: rotate(45deg); }
.arrow .ln i { position: absolute; top: -3px; left: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--ink-fg); animation: slide 3s var(--ease) infinite; }
.arrow.text .ln i { background: var(--ink-fg-2); border-radius: 2px; }
.arrow span { max-width: 9em; line-height: 1.4; }
@media (max-width: 800px) {
  .diagram { grid-template-columns: 1fr; }
  .arrow { width: auto; grid-template-columns: 1fr; padding: 14px 0; gap: 6px; }
  .arrow .ln { width: 2px; height: 36px; margin: 0 auto; }
  .arrow .ln::after { right: auto; top: auto; bottom: -1px; left: -3px; transform: rotate(135deg); }
  .arrow .ln i { left: -3px; animation-name: drop; }
  .arrow span { max-width: none; }
  @keyframes drop { 0% { top: 0; opacity: 0; } 10% { opacity: 1; } 85% { opacity: 1; } 100% { top: calc(100% - 8px); opacity: 0; } }
}
.grid4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px 32px; margin-top: clamp(40px, 5vw, 64px); }
.grid4 h3 { font-size: 17px; letter-spacing: -.01em; }
.grid4 p { margin-top: 8px; font-size: 14.5px; color: var(--ink-fg-2); line-height: 1.6; }
@media (max-width: 960px) { .grid4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .grid4 { grid-template-columns: 1fr; } }
.ink .more { color: var(--ink-fg); }

/* ---------- 说话人与复盘 ---------- */
.rail { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; margin-top: clamp(36px, 5vw, 56px); counter-reset: step; }
.rail li { position: relative; padding: 16px 14px 14px; border: 1px solid var(--line); border-radius: var(--r-m); background: var(--card); min-height: 108px; }
.rail li::before { counter-increment: step; content: counter(step, decimal-leading-zero); font-size: 11px; font-weight: 500; letter-spacing: .02em; color: var(--fg-3); font-variant-numeric: tabular-nums; }
.rail li b { display: block; margin-top: 8px; font-size: 15px; letter-spacing: -.01em; line-height: 1.3; }
.rail li span { display: block; margin-top: 4px; font-size: 12.5px; color: var(--fg-2); line-height: 1.45; }
.rail li.local::after { content: ""; position: absolute; top: 16px; right: 14px; width: 7px; height: 7px; border-radius: 50%; background: var(--solo); }
.rail li.cloud::after { content: ""; position: absolute; top: 16px; right: 14px; width: 7px; height: 7px; border-radius: 50%; background: var(--meet); }
.legend { display: flex; gap: 20px; margin-top: 12px; font-size: 12.5px; color: var(--fg-2); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 7px; height: 7px; border-radius: 50%; }
.legend .l i { background: var(--solo); } .legend .c i { background: var(--meet); }
@media (max-width: 960px) { .rail { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 520px) { .rail { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.recap-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px 48px; align-items: center; margin-top: clamp(48px, 6vw, 80px); }
.recap-row .v { display: flex; justify-content: center; }
@media (max-width: 860px) { .recap-row { grid-template-columns: 1fr; } }

.four { display: grid; gap: 28px; }
.four li { padding: 22px 0; border-top: 1px solid var(--line); }
.four li:first-child { border-top: 0; padding-top: 0; }
.four h3 { font-size: 20px; letter-spacing: -.015em; }
.four p { margin-top: 8px; color: var(--fg-2); font-size: 15.5px; line-height: 1.6; }
.four p q { quotes: "「" "」"; }
html[lang="en"] .four p q { quotes: "“" "”"; }

/* ---------- 价格 ---------- */
.plans { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: clamp(36px, 5vw, 56px); }
.plan { position: relative; padding: 30px 30px 28px; border-radius: var(--r-l); background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow); display: flex; flex-direction: column; }
.plan .k { font-size: 13px; font-weight: 500; letter-spacing: .01em; color: var(--fg-2); }
.plan h3 { font-size: 26px; margin-top: 8px; letter-spacing: -.02em; }
.plan .price { margin-top: 14px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 10px; }
.plan .price b { font-size: clamp(34px, 4vw, 44px); letter-spacing: -.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.plan .price span { font-size: 15px; color: var(--fg-2); white-space: nowrap; }
.plan .price .or { color: var(--fg-3); }
.plan .desc { margin-top: 10px; color: var(--fg-2); font-size: 15px; }
.plan ul { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--line); display: grid; gap: 10px; flex: 1; }
.plan li { padding: 2px 0; font-size: 15px; line-height: 1.5; }
.plan li span { color: var(--fg-2); }
.plan .tag { position: absolute; top: 22px; right: 22px; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--fg-2); white-space: nowrap; }
.pricenotes { margin-top: 24px; display: grid; gap: 6px; max-width: 60em; }
@media (max-width: 760px) { .plans { grid-template-columns: 1fr; } .plan { padding: 24px 22px; } }

/* ---------- 下载 ---------- */
.dl { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px 64px; align-items: start; }
.dl .badge { display: inline-flex; align-items: center; gap: 10px; height: 56px; padding: 0 22px; border-radius: 12px; background: var(--fg); color: var(--bg); font-weight: 600; font-size: 15px; white-space: nowrap; margin-top: 28px; }
.dl .badge svg { width: 20px; height: 20px; }
.dl .badge small { display: block; font-size: 10.5px; font-weight: 500; opacity: .75; line-height: 1.1; }
.dl .badge b { display: block; line-height: 1.15; }
.req { display: grid; gap: 0; border-top: 1px solid var(--line); }
.req li { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 15px; line-height: 1.55; }
.req li b { font-weight: 600; }
.req li span { color: var(--fg-2); }
@media (max-width: 860px) { .dl { grid-template-columns: 1fr; } .req li { grid-template-columns: 1fr; gap: 2px; } }

/* ---------- 页脚 ---------- */
footer { padding: 36px 0 48px; border-top: 1px solid var(--line); font-size: 14px; color: var(--fg-2); }
footer .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; }
footer .mark { font-size: 16px; color: var(--fg); }
footer .mark svg { width: 18px; height: 18px; }
footer .links { display: flex; flex-wrap: wrap; gap: 8px 20px; }
footer .copy { margin-left: auto; color: var(--fg-3); }
@media (max-width: 600px) { footer .copy { margin-left: 0; width: 100%; } }

/* ---------- 法务页 ---------- */
.doc { padding: clamp(40px, 6vw, 72px) 0 80px; max-width: 760px; }
.doc h1 { font-size: clamp(32px, 4.5vw, 46px); }
.doc .upd { color: var(--fg-3); font-size: 14px; margin: 14px 0 28px; }
.doc h2 { font-size: 24px; margin: 44px 0 10px; max-width: none; }
.doc h3 { font-size: 17px; margin: 24px 0 4px; letter-spacing: -.01em; }
.doc p, .doc li { margin: 8px 0; color: var(--fg-2); font-size: 16px; line-height: 1.7; }
.doc li { position: relative; padding-left: 1.2em; }
.doc li::before { content: ""; position: absolute; left: 0; top: .72em; width: 5px; height: 5px; border-radius: 50%; background: var(--fg-3); }
.doc b { color: var(--fg); }
.doc a { color: var(--fg); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--line-2); }
.doc a:hover { text-decoration-color: currentColor; }
.doc .lead { font-size: 18px; color: var(--fg); margin: 0 0 8px; }
.doc .note { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-m); padding: 14px 18px; margin: 18px 0; }
.doc .note p { margin: 4px 0; }

/* ---------- 进入动效 ---------- */
.r { opacity: 0; transform: translateY(16px); transition: opacity var(--t) var(--ease), transform var(--t) var(--ease); transition-delay: var(--d, 0s); }
.r.in { opacity: 1; transform: none; }
.no-js .r { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .r { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation: none !important; }
}
@media (max-width: 600px) {
  :root { --gutter: 16px; }
}
@media print {
  .top, footer .langs { display: none; }
}

/* ---------- 为什么：三件事 ---------- */
.three { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px 40px; margin-top: clamp(40px, 6vw, 72px); padding-top: 32px; border-top: 1px solid var(--line); }
.three h3 { font-size: clamp(22px, 2.4vw, 28px); letter-spacing: -.02em; }
.three p { margin-top: 10px; color: var(--fg-2); font-size: 16px; line-height: 1.6; }
@media (max-width: 760px) { .three { grid-template-columns: 1fr; gap: 24px; } }
html[lang="ja"] .hero h1 { font-size: clamp(36px, 5.4vw, 64px); }