/* 浮鲸 Pipwhale 官网（新版）
   视觉：雾面桌面 + 鲸橙；所有界面与画面均为 CSS / Canvas 绘制，不使用截图。 */

:root {
  --bg: #eef1f2;
  --bg-2: #e3e8ea;
  --paper: #fbfcfc;
  --ink: #0f1418;
  --ink-2: #48535d;
  --ink-3: #7b8690;
  --line: rgba(15, 20, 24, .09);
  --line-2: rgba(15, 20, 24, .16);
  --orange: #ff6b1a;
  --orange-2: #ff9a3d;
  --orange-ink: #c24a06;
  --orange-soft: rgba(255, 107, 26, .12);
  --sea: #0f2a35;
  --sea-2: #173c4b;
  --mint: #23966e;
  --mint-soft: rgba(35, 150, 110, .13);
  --amber: #b9770e;
  --amber-soft: rgba(214, 150, 30, .15);
  --rose: #b4473c;
  --rose-soft: rgba(180, 71, 60, .11);
  --shadow: 0 1px 2px rgba(16, 40, 52, .06), 0 10px 30px -12px rgba(16, 40, 52, .18);
  --shadow-lg: 0 40px 90px -30px rgba(16, 40, 52, .45), 0 12px 30px -12px rgba(16, 40, 52, .25);
  --r-lg: 24px;
  --r: 16px;
  --r-sm: 10px;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
  --round: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --nav-h: 64px;
  --ease: cubic-bezier(.22, .8, .24, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c1013;
    --bg-2: #11171b;
    --paper: #161d22;
    --ink: #eaeff1;
    --ink-2: #a7b1b9;
    --ink-3: #75808a;
    --line: rgba(255, 255, 255, .08);
    --line-2: rgba(255, 255, 255, .15);
    --orange-ink: #ff8a47;
    --orange-soft: rgba(255, 120, 40, .16);
    --mint: #4cc99a;
    --mint-soft: rgba(76, 201, 154, .14);
    --amber: #e6aa3c;
    --amber-soft: rgba(230, 170, 60, .14);
    --rose: #ec7f71;
    --rose-soft: rgba(236, 127, 113, .12);
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px -12px rgba(0, 0, 0, .6);
    --shadow-lg: 0 40px 90px -30px rgba(0, 0, 0, .8), 0 12px 30px -12px rgba(0, 0, 0, .5);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 12px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, canvas { display: block; }
a { color: inherit; }
button { font: inherit; color: inherit; }
h1, h2, h3, p, dl, dd, ol, ul { margin: 0; }
ul, ol { padding: 0; list-style: none; }
code { font: .9em var(--mono); background: var(--line); padding: .1em .4em; border-radius: 6px; }
kbd {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 1.9em; height: 1.75em; padding: 0 .45em;
  font: 600 .82em/1 var(--round);
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line-2);
  border-bottom-width: 2px;
  border-radius: 7px;
  vertical-align: .08em;
}
svg { fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
:focus-visible { outline: 2.5px solid var(--orange); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; background: var(--ink); color: var(--bg); padding: 8px 14px; border-radius: 8px; }
.skip:focus { top: 12px; }

.wrap { width: min(1160px, 100% - 48px); margin-inline: auto; }
.wrap-wide { width: min(1240px, 100% - 48px); }
.wrap-narrow { width: min(820px, 100% - 48px); }
.only-mobile { display: none; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 48px; padding: 0 22px;
  border-radius: 999px; border: 0;
  font-weight: 600; font-size: 15px; text-decoration: none; cursor: pointer;
  transition: transform .2s var(--ease), background .2s, box-shadow .2s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; stroke-width: 2; }
.btn small { font-weight: 500; opacity: .62; font-size: 12.5px; margin-left: 2px; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn-sm { height: 36px; padding: 0 16px; font-size: 14px; }
.btn-lg { height: 56px; padding: 0 28px; font-size: 16px; }
.btn-ink { background: var(--ink); color: var(--bg); }
.btn-orange {
  color: #fff;
  background: linear-gradient(180deg, #ff8a3a, var(--orange));
  box-shadow: 0 1px 0 rgba(255, 255, 255, .35) inset, 0 10px 24px -10px rgba(255, 107, 26, .8);
}
.btn-orange:hover { box-shadow: 0 1px 0 rgba(255, 255, 255, .35) inset, 0 14px 30px -10px rgba(255, 107, 26, .9); }
.btn-ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line-2); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1.5px var(--ink); }
.btn-line { background: var(--paper); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-2), var(--shadow); }

.mini-btn {
  display: inline-flex; align-items: center; height: 28px; padding: 0 12px;
  border-radius: 8px; border: 1px solid var(--line-2); background: var(--paper);
  font-size: 12.5px; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.mini-on { background: var(--ink); color: var(--bg); border-color: var(--ink); }

/* ---------- 导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 60;
  height: var(--nav-h);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: saturate(1.6) blur(18px);
  -webkit-backdrop-filter: saturate(1.6) blur(18px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.nav.is-scrolled { border-bottom-color: var(--line); }
.nav-in { height: 100%; width: min(1240px, 100% - 48px); margin-inline: auto; display: flex; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; font-size: 17px; letter-spacing: -.01em; }
.brand img { border-radius: 8px; }
.brand em { font: 600 1em var(--round); font-style: normal; color: var(--ink-3); }
.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a { text-decoration: none; font-size: 14.5px; color: var(--ink-2); padding: 7px 12px; border-radius: 999px; transition: background .2s, color .2s; }
.nav-links a:hover { background: var(--line); color: var(--ink); }

/* ---------- 首屏 ---------- */
.hero { position: relative; padding: clamp(40px, 7vw, 88px) 0 40px; overflow: clip; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto; height: 900px; z-index: -1;
  background:
    radial-gradient(40% 50% at 78% 18%, rgba(255, 154, 61, .20), transparent 70%),
    radial-gradient(45% 55% at 12% 40%, rgba(70, 150, 180, .16), transparent 70%);
  pointer-events: none;
}
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; color: var(--ink-2); padding: 6px 14px 6px 10px; border-radius: 999px; background: var(--paper); box-shadow: inset 0 0 0 1px var(--line); }
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 4px var(--orange-soft); }
.hero-title {
  margin-top: 26px;
  font-size: clamp(52px, 9vw, 128px);
  line-height: 1.0;
  font-weight: 800;
  letter-spacing: -.045em;
}
.hl {
  background: linear-gradient(100deg, var(--orange) 10%, #ff9a3d 60%, #ffb36b);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-row { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: end; margin-top: 36px; }
.lead { font-size: clamp(17px, 1.6vw, 20px); line-height: 1.75; color: var(--ink-2); max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; }
.hero-meta { flex-basis: 100%; text-align: right; font-size: 13.5px; color: var(--ink-3); }

/* 桌面示意 */
.desk {
  position: relative;
  margin-top: clamp(44px, 6vw, 72px);
  aspect-ratio: 16 / 9;
  border-radius: 26px;
  overflow: hidden;
  background:
    radial-gradient(60% 80% at 85% 10%, #ffd2ad 0%, transparent 60%),
    radial-gradient(70% 90% at 0% 100%, #9cc7d6 0%, transparent 65%),
    linear-gradient(160deg, #dfe9ec 0%, #f2e7de 55%, #f7d9c3 100%);
  box-shadow: var(--shadow-lg), inset 0 0 0 1px rgba(255, 255, 255, .5);
}
@media (prefers-color-scheme: dark) {
  .desk {
    background:
      radial-gradient(60% 80% at 85% 10%, #5a3424 0%, transparent 60%),
      radial-gradient(70% 90% at 0% 100%, #173f4d 0%, transparent 65%),
      linear-gradient(160deg, #151d22 0%, #1d1c20 55%, #2a1e1a 100%);
    box-shadow: var(--shadow-lg), inset 0 0 0 1px rgba(255, 255, 255, .06);
  }
}
.desk-bar {
  position: absolute; inset: 0 0 auto; height: 30px; display: flex; align-items: center; gap: 18px;
  padding: 0 18px; font-size: 12.5px; color: rgba(15, 20, 24, .78);
  background: rgba(255, 255, 255, .42); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.desk-app { font-weight: 700; }
.desk-right { margin-left: auto; display: inline-flex; align-items: center; gap: 14px; }
.desk-right img { border-radius: 4px; box-shadow: 0 0 0 2px rgba(255, 107, 26, .35); }
@media (prefers-color-scheme: dark) { .desk-bar { background: rgba(20, 26, 30, .55); color: rgba(234, 239, 241, .82); } }

.desk-win {
  position: absolute; left: 6%; top: 14%; width: 52%; height: 74%;
  background: rgba(255, 255, 255, .86); border-radius: 14px;
  box-shadow: 0 30px 60px -30px rgba(16, 40, 52, .45), 0 0 0 1px rgba(15, 20, 24, .06);
  overflow: hidden;
}
@media (prefers-color-scheme: dark) { .desk-win { background: rgba(24, 30, 35, .9); box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .06); } }
.desk-win-top { height: 38px; display: flex; align-items: center; gap: 7px; padding: 0 14px; border-bottom: 1px solid var(--line); }
.desk-win-top i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.desk-win-top i:nth-child(2) { background: #febc2e; }
.desk-win-top i:nth-child(3) { background: #28c840; }
.desk-win-top b { margin-left: 12px; font-size: 12.5px; font-weight: 600; color: var(--ink-2); }
.desk-doc { padding: 6% 8%; display: flex; flex-direction: column; gap: 3.2%; height: calc(100% - 38px); }
.ln { display: block; height: 2.6%; min-height: 6px; border-radius: 4px; background: rgba(15, 20, 24, .09); }
@media (prefers-color-scheme: dark) { .ln { background: rgba(255, 255, 255, .09); } }
.ln.h { width: 46%; height: 5%; background: rgba(15, 20, 24, .78); }
.ln.h2 { width: 30%; height: 3.6%; background: rgba(15, 20, 24, .5); }
@media (prefers-color-scheme: dark) { .ln.h { background: rgba(234, 239, 241, .78); } .ln.h2 { background: rgba(234, 239, 241, .45); } }
.ln.sp { background: transparent; }
.w40 { width: 40%; } .w50 { width: 50%; } .w60 { width: 60%; } .w70 { width: 70%; } .w75 { width: 75%; }
.w80 { width: 80%; } .w85 { width: 85%; } .w90 { width: 90%; } .w92 { width: 92%; }
.ln.cur { position: relative; }
.ln.cur::after { content: ""; position: absolute; right: -8px; top: -40%; width: 2px; height: 180%; background: var(--orange); animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.desk-slot { position: absolute; right: 5%; top: 22%; width: 43%; aspect-ratio: 16 / 9; border-radius: 14px; }
.desk-note {
  position: absolute; right: 5%; bottom: 7%; display: flex; flex-direction: column; gap: 2px;
  font-size: 13px; color: rgba(15, 20, 24, .7); text-align: right;
}
.desk-note b { color: rgba(15, 20, 24, .9); font-size: 14px; }
@media (prefers-color-scheme: dark) { .desk-note { color: rgba(234, 239, 241, .65); } .desk-note b { color: rgba(234, 239, 241, .9); } }

.scroll-hint { display: flex; align-items: center; justify-content: center; gap: 12px; margin-top: 28px; font-size: 14px; color: var(--ink-3); }
.mouse { width: 20px; height: 30px; border-radius: 10px; box-shadow: inset 0 0 0 1.6px var(--ink-3); position: relative; }
.mouse i { position: absolute; left: 50%; top: 6px; width: 3px; height: 6px; margin-left: -1.5px; border-radius: 2px; background: var(--ink-3); animation: wheel 1.8s var(--ease) infinite; }
@keyframes wheel { 0% { opacity: 0; transform: translateY(-2px); } 30% { opacity: 1; } 80% { opacity: 0; transform: translateY(8px); } 100% { opacity: 0; } }

/* ---------- 跟随 ---------- */
.follow { padding: clamp(80px, 12vw, 160px) 0 clamp(60px, 9vw, 120px); }
.big-quote { font-size: clamp(40px, 6.4vw, 88px); line-height: 1.08; font-weight: 800; letter-spacing: -.04em; }
.follow-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 44px; max-width: 920px; }
.follow-grid p { font-size: 17.5px; color: var(--ink-2); line-height: 1.8; }
.follow-grid strong { color: var(--ink); font-weight: 650; }

/* ---------- 通用分节 ---------- */
.sec { position: relative; padding: clamp(80px, 10vw, 136px) 0; background: var(--bg); }
.sec-tint { background: var(--bg-2); }
.sec-head { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 48px; align-items: end; margin-bottom: clamp(40px, 5vw, 64px); }
.sec-head .num { grid-column: 1 / -1; }
.num { font: 600 13px/1 var(--mono); letter-spacing: .06em; color: var(--orange-ink); }
.sec h2, .dl h2 { font-size: clamp(36px, 5vw, 64px); line-height: 1.08; font-weight: 800; letter-spacing: -.04em; }
.sec-lead { font-size: 17px; color: var(--ink-2); line-height: 1.8; max-width: 32em; }
.sec-lead kbd { font-size: .8em; }
.fine { font-size: 14px; color: var(--ink-3); line-height: 1.75; }
.sec > .wrap > .fine { margin-top: 28px; }
.panel { background: var(--paper); border-radius: var(--r-lg); box-shadow: var(--shadow), inset 0 0 0 1px var(--line); }

/* ---------- 01 打开 ---------- */
.open-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 40px; align-items: center; }
.launch { overflow: hidden; }
.launch-top { height: 40px; display: flex; align-items: center; gap: 7px; padding: 0 16px; border-bottom: 1px solid var(--line); }
.launch-top i { width: 11px; height: 11px; border-radius: 50%; background: var(--line-2); }
.launch-body { padding: clamp(24px, 4vw, 40px); }
.launch-h { font-size: 26px; font-weight: 800; letter-spacing: -.02em; }
.launch-sub { color: var(--ink-3); font-size: 14.5px; margin-top: 4px; }
.launch-input {
  margin-top: 22px; display: flex; align-items: center; gap: 10px;
  height: 56px; padding: 0 8px 0 16px; border-radius: 14px;
  background: var(--bg); box-shadow: inset 0 0 0 1.5px var(--orange), 0 0 0 5px var(--orange-soft);
  font: 500 15px var(--mono); overflow: hidden;
}
.launch-input > svg { width: 20px; height: 20px; color: var(--ink-3); flex: none; }
.typed { white-space: nowrap; overflow: hidden; text-overflow: clip; min-width: 0; }
.caret { width: 2px; height: 22px; background: var(--orange); flex: none; animation: blink 1s steps(1) infinite; margin-left: -8px; }
.launch-go { margin-left: auto; flex: none; display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 12px 0 16px; border-radius: 10px; background: var(--ink); color: var(--bg); font: 600 14px var(--sans); }
.launch-go kbd { background: transparent; color: inherit; border-color: rgba(255, 255, 255, .3); height: 1.6em; }
@media (prefers-color-scheme: dark) { .launch-go kbd { border-color: rgba(0, 0, 0, .25); } }
.launch-kinds { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 18px; }
.kind { display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 10px; padding: 14px; border-radius: 14px; box-shadow: inset 0 0 0 1px var(--line); transition: background .3s, box-shadow .3s; }
.kind.is-on { background: var(--orange-soft); box-shadow: inset 0 0 0 1px rgba(255, 107, 26, .4); }
.kind-ico { grid-row: span 2; width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--bg); }
.kind.is-on .kind-ico { background: var(--orange); color: #fff; }
.kind-ico svg { width: 18px; height: 18px; }
.kind b { font-size: 14.5px; }
.kind small { font-size: 12px; color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.ways { display: flex; flex-direction: column; }
.ways li { display: grid; grid-template-columns: 96px 1fr; gap: 18px; padding: 20px 0; border-top: 1px solid var(--line); }
.ways li:last-child { border-bottom: 1px solid var(--line); }
.way-k { display: flex; align-items: flex-start; padding-top: 2px; }
.way-k kbd { font-size: 14px; height: 32px; padding: 0 10px; }
.way-k code { font-size: 12.5px; padding: 6px 8px; }
.way-drag svg { width: 30px; height: 30px; color: var(--orange-ink); }
.ways b { font-size: 16.5px; }
.ways p { color: var(--ink-2); font-size: 14.5px; margin-top: 2px; }
.ways p code { font-size: 12.5px; }
.note-line { margin-top: 40px; display: flex; gap: 12px; align-items: center; padding: 16px 20px; border-radius: var(--r); background: var(--paper); box-shadow: inset 0 0 0 1px var(--line); font-size: 15px; color: var(--ink-2); }
.note-line svg { width: 22px; height: 22px; flex: none; color: var(--orange-ink); }

/* ---------- 02 窗口控制台 ---------- */
.console { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.ctl-card { display: flex; flex-direction: column; gap: 18px; padding: 24px; border-radius: var(--r-lg); background: var(--paper); box-shadow: var(--shadow), inset 0 0 0 1px var(--line); }
.ctl-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.ctl-head h3 { font-size: 19px; font-weight: 750; letter-spacing: -.01em; }
.ctl-head p { font-size: 14px; color: var(--ink-2); margin-top: 6px; line-height: 1.7; }
.chip { margin-top: auto; align-self: flex-start; font-size: 12.5px; color: var(--ink-3); padding: 5px 10px; border-radius: 8px; background: var(--bg); }
.chip kbd { font-size: .92em; height: 1.6em; }
.ctl-val { font: 700 22px var(--round); color: var(--orange-ink); font-variant-numeric: tabular-nums; }

.switch { flex: none; width: 52px; height: 32px; border-radius: 999px; border: 0; padding: 0; background: var(--line-2); position: relative; cursor: pointer; transition: background .25s; }
.switch i { position: absolute; left: 3px; top: 3px; width: 26px; height: 26px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(0, 0, 0, .2); transition: transform .3s var(--ease); }
.switch[aria-checked="true"] { background: var(--orange); }
.switch[aria-checked="true"] i { transform: translateX(20px); }

.range { -webkit-appearance: none; appearance: none; width: 100%; height: 28px; background: transparent; cursor: pointer; }
.range::-webkit-slider-runnable-track { height: 6px; border-radius: 6px; background: linear-gradient(90deg, var(--orange) var(--p, 100%), var(--line-2) var(--p, 100%)); }
.range::-moz-range-track { height: 6px; border-radius: 6px; background: var(--line-2); }
.range::-moz-range-progress { height: 6px; border-radius: 6px; background: var(--orange); }
.range::-webkit-slider-thumb { -webkit-appearance: none; width: 24px; height: 24px; margin-top: -9px; border-radius: 50%; background: #fff; box-shadow: 0 2px 8px rgba(0, 0, 0, .25), 0 0 0 1px rgba(0, 0, 0, .06); }
.range::-moz-range-thumb { width: 24px; height: 24px; border: 0; border-radius: 50%; background: #fff; box-shadow: 0 2px 8px rgba(0, 0, 0, .25); }

.seg { display: grid; grid-template-columns: repeat(5, 1fr); padding: 4px; border-radius: 12px; background: var(--bg); }
.seg button { height: 34px; border: 0; border-radius: 9px; background: transparent; font-size: 13.5px; font-weight: 600; color: var(--ink-2); cursor: pointer; transition: background .2s, color .2s; }
.seg button[aria-checked="true"] { background: var(--paper); color: var(--ink); box-shadow: var(--shadow); }

.pad { flex: none; display: grid; width: 104px; height: 70px; grid-template-columns: repeat(5, 1fr); grid-template-rows: repeat(3, 1fr); gap: 4px; padding: 10px; border-radius: 12px; background: var(--bg); }
.pad button { width: 100%; height: 100%; padding: 0; border: 0; border-radius: 4px; background: var(--line-2); cursor: pointer; transition: background .2s, transform .2s; }
.pad button:hover { transform: scale(1.15); }
.pad button[aria-checked="true"] { background: var(--orange); }
.pad [data-pos="tl"] { grid-area: 1 / 1; } .pad [data-pos="tr"] { grid-area: 1 / 5; }
.pad [data-pos="c"] { grid-area: 2 / 3; }
.pad [data-pos="bl"] { grid-area: 3 / 1; } .pad [data-pos="br"] { grid-area: 3 / 5; }
.pad span { display: none; }

/* ---------- 03 播放 ---------- */
.bar-demo { display: grid; grid-template-columns: 1fr 260px; gap: 40px; align-items: center; }
.bar-screen {
  position: relative; aspect-ratio: 21 / 9; border-radius: 22px; overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.bar-sky { position: absolute; inset: 0; background: linear-gradient(180deg, #a9c8d5 0%, #f4dcc8 46%, #ffd0a8 58%); }
.bar-sun { position: absolute; left: 62%; top: 26%; width: 12%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, #ff8a45 55%, rgba(255, 138, 69, 0) 72%); filter: blur(.3px); box-shadow: 0 0 80px 30px rgba(255, 150, 80, .35); }
.bar-sea { position: absolute; inset: 58% 0 0; background: linear-gradient(180deg, #7fa9ba 0%, #3c7085 35%, #173f50 100%); }
.bar-sea::before { content: ""; position: absolute; left: 60%; top: 0; width: 16%; height: 50%; background: repeating-linear-gradient(180deg, rgba(255, 200, 150, .55) 0 2px, transparent 2px 9px); mask: linear-gradient(180deg, #000, transparent); -webkit-mask: linear-gradient(180deg, #000, transparent); }
.bar {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 22px 16px;
  background: linear-gradient(180deg, transparent, rgba(6, 18, 24, .72));
  color: #fff;
}
.bar-track { position: relative; height: 5px; border-radius: 5px; background: rgba(255, 255, 255, .28); }
.bar-track span { position: absolute; inset: 0 auto 0 0; border-radius: inherit; background: linear-gradient(90deg, #ffb36b, var(--orange)); }
.bar-track i { position: absolute; top: 50%; width: 15px; height: 15px; margin: -7.5px 0 0 -7.5px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(0, 0, 0, .35); }
.bar-row { display: flex; align-items: center; gap: 6px; margin-top: 12px; }
.b-ico, .b-rate { position: relative; display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; cursor: default; transition: background .2s; }
.b-ico svg { width: 20px; height: 20px; stroke-width: 1.8; }
.b-ico:first-child svg { fill: #fff; stroke: none; }
.b-ico.on { color: #ffb36b; }
.b-rate { width: auto; padding: 0 8px; font: 700 14px var(--round); color: #ffb36b; }
.b-time { font: 600 13.5px var(--round); font-variant-numeric: tabular-nums; margin-left: 6px; opacity: .9; }
.b-sp { flex: 1; }
.b-ico:hover, .b-rate:hover { background: rgba(255, 255, 255, .16); }
[data-tip]:hover::after {
  content: attr(data-tip); position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%);
  white-space: nowrap; padding: 5px 9px; border-radius: 8px; background: rgba(10, 16, 20, .9); color: #fff; font: 500 12px var(--sans);
  pointer-events: none;
}
.bar-legend { display: flex; flex-direction: column; gap: 18px; }
.bar-legend li { display: flex; flex-direction: column; font-size: 14.5px; color: var(--ink-2); padding-left: 16px; border-left: 2px solid var(--orange); }
.bar-legend b { font-size: 17px; color: var(--ink); font-family: var(--round); }

.play-grid { display: grid; grid-template-columns: 1.15fr 1fr .85fr; gap: 16px; margin-top: 56px; }
.mem, .plist, .restore { padding: 24px; display: flex; flex-direction: column; }
.mem-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 14px; }
.mem-head h3, .restore h3 { font-size: 18px; font-weight: 750; }
.mem-head span { font-size: 12.5px; color: var(--ink-3); }
.mem-list { display: flex; flex-direction: column; gap: 4px; }
.mem-list li { display: grid; grid-template-columns: 72px 1fr; gap: 14px; align-items: center; padding: 8px; margin: 0 -8px; border-radius: 12px; }
.mem-list li:first-child { background: var(--bg); }
.mem-list b { display: block; font-size: 14.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mem-list small { display: block; font-size: 12.5px; color: var(--ink-3); }
.thumb { width: 72px; aspect-ratio: 16 / 10; border-radius: 8px; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .06); }
.t1 { background: linear-gradient(135deg, #2c4a5a, #4f7f8f 60%, #e9d8c4); }
.t2 { background: radial-gradient(circle at 70% 30%, #ffb070 0 12%, transparent 13%), linear-gradient(160deg, #1d2338, #3b2d4f 55%, #7a4a5e); }
.t3 { background: linear-gradient(180deg, #9fd0e0 0 45%, #e7d3a8 45% 55%, #3f7d6a 55%); }
.t4 { background: conic-gradient(from 200deg at 50% 60%, #ffc48a, #ff7a3a, #ffd9b0, #ffc48a); }
.prog { display: block; height: 3px; border-radius: 3px; background: var(--line-2); margin-top: 6px; overflow: hidden; }
.prog i { display: block; height: 100%; background: var(--orange); border-radius: inherit; }
.prog.live i { background: repeating-linear-gradient(90deg, var(--rose) 0 6px, transparent 6px 10px); }
.mem-foot { margin-top: auto; padding-top: 16px; font-size: 12.5px; color: var(--ink-3); }

.plist-list { display: flex; flex-direction: column; }
.plist-list li { display: grid; grid-template-columns: 28px 1fr auto; gap: 10px; align-items: center; padding: 9px 8px; margin: 0 -8px; border-radius: 10px; font-size: 14.5px; }
.plist-list small { font: 500 12.5px var(--round); color: var(--ink-3); font-variant-numeric: tabular-nums; }
.pn { font: 600 12px var(--mono); color: var(--ink-3); }
.plist-list .done { color: var(--ink-3); }
.plist-list .now { background: var(--orange-soft); color: var(--orange-ink); font-weight: 650; }
.eq { display: inline-flex; align-items: flex-end; gap: 2px; height: 14px; }
.eq i { width: 3px; background: var(--orange); border-radius: 2px; animation: eq 1s ease-in-out infinite; }
.eq i:nth-child(1) { height: 60%; animation-delay: -.2s; }
.eq i:nth-child(2) { height: 100%; animation-delay: -.5s; }
.eq i:nth-child(3) { height: 40%; animation-delay: -.8s; }
@keyframes eq { 0%, 100% { transform: scaleY(.35); } 50% { transform: scaleY(1); } }
.eq i { transform-origin: bottom; }

.restore p { font-size: 14px; color: var(--ink-2); margin-top: 6px; }
.restore-list { margin-top: 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.restore-list div { padding: 12px; border-radius: 12px; background: var(--bg); }
.restore-list dt { font-size: 12px; color: var(--ink-3); }
.restore-list dd { font: 700 16px var(--round); font-variant-numeric: tabular-nums; margin-top: 2px; }

/* ---------- 04 站点 ---------- */
.tiers { display: grid; grid-template-columns: .8fr 1.2fr 1.2fr; gap: 16px; }
.tier { padding: 24px; border-radius: var(--r-lg); background: var(--paper); box-shadow: var(--shadow), inset 0 0 0 1px var(--line); display: flex; flex-direction: column; gap: 18px; }
.tier header { display: flex; flex-direction: column; gap: 8px; }
.tier header p { font-size: 13.5px; color: var(--ink-3); }
.badge { align-self: flex-start; display: inline-flex; align-items: center; gap: 7px; font-size: 13.5px; font-weight: 700; padding: 5px 12px 5px 10px; border-radius: 999px; }
.badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.tier-ok .badge { color: var(--mint); background: var(--mint-soft); }
.tier-try .badge { color: var(--amber); background: var(--amber-soft); }
.tier-no .badge { color: var(--rose); background: var(--rose-soft); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags li { font-size: 13.5px; padding: 5px 11px; border-radius: 8px; background: var(--bg); }
.tier-ok .tags li { font-size: 16px; font-weight: 650; padding: 8px 14px; }
.tier-no .tags li { color: var(--ink-3); text-decoration: line-through; text-decoration-color: var(--line-2); }
.tier-note { margin-top: auto; font-size: 13.5px; color: var(--ink-2); line-height: 1.7; }

.acct { display: grid; grid-template-columns: 1fr 420px; gap: 48px; align-items: center; margin-top: 56px; }
.acct-copy h3 { font-size: 26px; font-weight: 800; letter-spacing: -.02em; }
.acct-copy p { color: var(--ink-2); margin-top: 12px; line-height: 1.8; }
.acct-copy strong { color: var(--ink); }
.acct-card { padding: 20px; }
.acct-h { font-size: 13px; font-weight: 700; color: var(--ink-3); margin: 0 4px 10px; }
.acct-row { display: grid; grid-template-columns: 38px 1fr auto; gap: 12px; align-items: center; padding: 12px 4px; border-top: 1px solid var(--line); }
.acct-row b { font-size: 15px; display: block; }
.acct-row small { font-size: 12.5px; color: var(--ink-3); }
.acct-row small.ok { color: var(--mint); }
.av { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; color: #fff; font: 800 16px var(--round); }
.av-yt { background: linear-gradient(135deg, #ff5a4f, #d9302b); }
.av-bl { background: linear-gradient(135deg, #39c0f0, #1a96d6); }
.av-tw { background: linear-gradient(135deg, #a77bff, #7b45e8); }

/* ---------- 05 快捷键（深色带） ---------- */
.sec-dark { background: var(--sea); color: #eaf1f3; }
.sec-dark .num { color: #ffa060; }
.sec-dark .sec-lead { color: rgba(234, 241, 243, .72); }
.sec-dark kbd { background: rgba(255, 255, 255, .1); color: #fff; border-color: rgba(255, 255, 255, .22); }
.keys { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.key-group { padding: 24px; border-radius: var(--r-lg); background: var(--sea-2); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .07); }
.key-group h3 { font: 600 13px var(--mono); letter-spacing: .06em; color: rgba(234, 241, 243, .55); margin-bottom: 8px; }
.key-group dl > div { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 0; border-top: 1px solid rgba(255, 255, 255, .08); }
.key-group dl > div:first-child { border-top: 0; }
.key-group dt { font-size: 14.5px; color: rgba(234, 241, 243, .88); }
.key-group dd { display: flex; gap: 4px; flex: none; }
.key-group kbd { font-size: 14px; height: 30px; min-width: 30px; }
kbd.wide { padding: 0 14px; }
.recorder { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; margin-top: 16px; padding: 28px; border-radius: var(--r-lg); background: linear-gradient(120deg, rgba(255, 107, 26, .18), rgba(255, 107, 26, .04)); box-shadow: inset 0 0 0 1px rgba(255, 160, 96, .25); }
.recorder h3 { font-size: 20px; font-weight: 750; }
.recorder p { color: rgba(234, 241, 243, .72); margin-top: 6px; font-size: 15px; max-width: 40em; }
.rec-demo { display: flex; align-items: center; gap: 14px; }
.rec-label { font-size: 14px; color: rgba(234, 241, 243, .8); }
.rec-field { display: inline-flex; align-items: center; gap: 4px; padding: 8px 12px; border-radius: 12px; background: rgba(0, 0, 0, .25); box-shadow: inset 0 0 0 1.5px #ff8a3a, 0 0 0 4px rgba(255, 138, 58, .2); }
.rec-field kbd { font-size: 14px; height: 30px; min-width: 30px; }
.rec-field kbd { animation: keyin 3.2s var(--ease) infinite; }
.rec-field kbd:nth-child(2) { animation-delay: .12s; }
.rec-field kbd:nth-child(3) { animation-delay: .24s; }
.rec-field kbd:nth-child(4) { animation-delay: .36s; }
@keyframes keyin { 0%, 8% { opacity: 0; transform: translateY(4px); } 18%, 85% { opacity: 1; transform: none; } 100% { opacity: 0; } }
.rec-dot { width: 8px; height: 8px; border-radius: 50%; background: #ff5f57; margin-left: 6px; animation: blink 1s steps(1) infinite; }

/* ---------- 06 隐私 ---------- */
.priv { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-2); }
.priv-item { padding: 28px 24px 8px 0; display: flex; flex-direction: column; gap: 4px; }
.priv-item + .priv-item { padding-left: 24px; border-left: 1px solid var(--line); }
.priv-n { font-size: clamp(44px, 5vw, 68px); font-weight: 800; letter-spacing: -.04em; line-height: 1.1; color: var(--orange-ink); }
.priv-item b { font-size: 18px; }
.priv-item p { font-size: 14.5px; color: var(--ink-2); }

/* ---------- 07 更新 ---------- */
.log { position: relative; display: flex; flex-direction: column; max-width: 860px; }
.log li { display: grid; grid-template-columns: 110px 1fr; gap: 24px; padding: 22px 0; border-top: 1px solid var(--line-2); }
.v { font: 700 22px var(--round); color: var(--ink-3); font-variant-numeric: tabular-nums; }
.log-new .v { color: var(--orange-ink); }
.log-new .v::after { content: "最新"; display: inline-block; margin-left: 8px; vertical-align: 4px; font: 700 11px var(--sans); color: #fff; background: var(--orange); padding: 2px 7px; border-radius: 6px; }
.log b { font-size: 17.5px; }
.log p { color: var(--ink-2); font-size: 15px; margin-top: 4px; }

/* ---------- 下载 ---------- */
.dl { padding-top: clamp(60px, 8vw, 110px); }
.dl-card {
  display: grid; grid-template-columns: 1.35fr 1fr; overflow: hidden;
  border-radius: 32px; background: var(--paper); box-shadow: var(--shadow-lg), inset 0 0 0 1px var(--line);
}
.dl-main { padding: clamp(32px, 5vw, 56px); position: relative; }
.dl-main::before { content: ""; position: absolute; right: -80px; top: -120px; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(circle, rgba(255, 140, 60, .22), transparent 70%); pointer-events: none; }
.dl-icon { width: 88px; height: 88px; filter: drop-shadow(0 12px 22px rgba(255, 107, 26, .35)); margin-bottom: 24px; }
.dl .num { margin-bottom: 10px; }
.dl-sub { margin-top: 12px; color: var(--ink-2); }
.dl-btns { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.sha { display: flex; align-items: center; gap: 12px; margin-top: 28px; padding: 12px 14px; border-radius: 12px; background: var(--bg); }
.sha-l { flex: none; font: 600 11.5px var(--mono); color: var(--ink-3); }
.sha code { background: none; padding: 0; font-size: 12px; color: var(--ink-2); overflow-wrap: anywhere; min-width: 0; }
.sha .mini-btn { margin-left: auto; flex: none; }
.steps { padding: clamp(32px, 5vw, 56px); background: var(--bg-2); display: flex; flex-direction: column; justify-content: center; gap: 28px; }
.steps li { display: grid; grid-template-columns: 36px 1fr; gap: 16px; }
.steps li > span { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: var(--ink); color: var(--bg); font: 700 15px var(--round); }
.steps b { font-size: 16.5px; }
.steps p { color: var(--ink-2); font-size: 14.5px; margin-top: 2px; }

/* ---------- FAQ ---------- */
.sec-head:not(:has(.sec-lead)) { grid-template-columns: 1fr; }
.faq { border-top: 1px solid var(--line-2); }
.faq details { border-bottom: 1px solid var(--line-2); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 22px 0; font-size: 18px; font-weight: 650; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: none; width: 28px; height: 28px; border-radius: 50%; background: var(--paper) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%23ff6b1a' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M10 5v10M5 10h10'/%3E%3C/svg%3E") center / 14px no-repeat; box-shadow: inset 0 0 0 1px var(--line-2); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 48px 24px 0; color: var(--ink-2); line-height: 1.85; }
.faq kbd { font-size: .8em; }

/* ---------- 页脚 ---------- */
.foot { padding: 56px 0 64px; border-top: 1px solid var(--line); background: var(--bg); }
.foot-in { display: grid; grid-template-columns: auto 1fr; gap: 8px 24px; align-items: center; }
.foot-in > p:first-of-type { justify-self: end; font-weight: 650; color: var(--ink-2); }
.foot-fine { grid-column: 1 / -1; font-size: 13px; color: var(--ink-3); margin-top: 16px; }

/* ---------- 浮窗演示 ---------- */
main { position: relative; z-index: 2; }
.pip {
  position: absolute; left: 0; top: 0; z-index: 50;
  width: 320px; height: 180px;
  border-radius: 14px; overflow: hidden;
  background: #173f50;
  box-shadow: 0 30px 70px -20px rgba(8, 30, 40, .55), 0 10px 24px -10px rgba(8, 30, 40, .4), 0 0 0 1px rgba(255, 255, 255, .12);
  container: pip / size;
  touch-action: none;
  user-select: none; -webkit-user-select: none;
  transition: opacity .3s, box-shadow .3s;
  will-change: transform;
}
.pip.is-float { position: fixed; }
.pip.is-docked { cursor: grab; }
.pip.is-dragging { cursor: grabbing; box-shadow: 0 40px 90px -20px rgba(8, 30, 40, .7), 0 0 0 2px var(--orange); }
.pip.is-settling { transition: transform .45s var(--ease), width .45s var(--ease), height .45s var(--ease), opacity .3s; }
.pip.is-unpinned { z-index: 1; }
.pip.is-ghost { pointer-events: none; outline: 2px dashed rgba(255, 255, 255, .85); outline-offset: -6px; }
.pip.is-hidden { opacity: 0 !important; pointer-events: none; transform-origin: 100% 0; }
.pip:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }
.pip-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.pip-shade { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(5, 15, 20, .45) 0%, transparent 32%, transparent 55%, rgba(5, 15, 20, .6) 100%); transition: opacity .35s; }

.pip-head { position: absolute; inset: 0 0 auto; display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; padding: 10px 10px 0 12px; color: #fff; transition: opacity .35s, transform .35s var(--ease); }
.pip-title { min-width: 0; display: flex; flex-direction: column; line-height: 1.3; text-shadow: 0 1px 6px rgba(0, 0, 0, .35); }
.pip-title b { font-size: 13.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pip-title span { font-size: 11px; opacity: .78; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pip-tools { display: flex; gap: 6px; flex: none; }
.pip-btn { width: 28px; height: 28px; border-radius: 50%; border: 0; padding: 0; display: grid; place-items: center; color: #fff; background: rgba(10, 20, 26, .42); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); cursor: pointer; transition: background .2s; }
.pip-btn:hover { background: rgba(10, 20, 26, .65); }
.pip-btn svg { width: 15px; height: 15px; stroke-width: 2; }
.pip-btn[aria-pressed="true"] { color: #ffb36b; }

.pip-big { position: absolute; left: 50%; top: 50%; width: 56px; height: 56px; margin: -28px 0 0 -28px; border-radius: 50%; display: grid; place-items: center; background: rgba(10, 20, 26, .45); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); color: #fff; opacity: 0; transform: scale(.8); transition: opacity .25s, transform .3s var(--ease); pointer-events: none; }
.pip-big svg { width: 26px; height: 26px; fill: #fff; stroke: none; margin-left: 3px; }
.pip.is-paused .pip-big { opacity: 1; transform: none; }

.pip-foot { position: absolute; inset: auto 0 0; padding: 0 10px 8px; color: #fff; transition: opacity .35s, transform .35s var(--ease); }
.pip-track { position: relative; height: 16px; cursor: pointer; }
.pip-track::before { content: ""; position: absolute; left: 2px; right: 2px; top: 6px; height: 4px; border-radius: 4px; background: rgba(255, 255, 255, .3); }
.pip-fill { position: absolute; left: 2px; top: 6px; height: 4px; border-radius: 4px; background: linear-gradient(90deg, #ffb36b, var(--orange)); width: 0; }
.pip-knob { position: absolute; top: 8px; width: 11px; height: 11px; margin: -5.5px 0 0 -5.5px; border-radius: 50%; background: #fff; box-shadow: 0 1px 4px rgba(0, 0, 0, .4); left: 2px; }
.pip-row { display: flex; align-items: center; gap: 2px; }
.pip-ctl, .pip-rate { height: 28px; min-width: 28px; border: 0; padding: 0 4px; border-radius: 8px; background: transparent; color: #fff; display: grid; place-items: center; cursor: pointer; }
.pip-ctl:hover, .pip-rate:hover { background: rgba(255, 255, 255, .16); }
.pip-ctl svg { width: 17px; height: 17px; stroke-width: 1.9; }
.pip-ctl[data-act="play"] svg { fill: #fff; stroke: none; }
.pip-ctl .i-play { display: none; }
.pip.is-paused .pip-ctl .i-play { display: block; }
.pip.is-paused .pip-ctl .i-pause { display: none; }
.pip-loop[aria-pressed="true"] { color: #ffb36b; }
.pip-rate { font: 700 12.5px var(--round); color: #ffb36b; }
.pip-time { font: 600 11.5px var(--round); font-variant-numeric: tabular-nums; margin-left: 4px; opacity: .9; white-space: nowrap; }
.pip-sp { flex: 1; }

.pip.is-idle .pip-head { opacity: 0; transform: translateY(-6px); }
.pip.is-idle .pip-foot { opacity: 0; transform: translateY(6px); }
.pip.is-idle .pip-shade { opacity: 0; }
.pip:focus-visible .pip-head, .pip:focus-visible .pip-foot,
.pip:has(:focus-visible) .pip-head, .pip:has(:focus-visible) .pip-foot { opacity: 1; transform: none; }

@container pip (max-width: 250px) {
  .pip-skip, .pip-title span { display: none; }
  .pip-time { font-size: 10.5px; }
}
@container pip (max-width: 200px) {
  .pip-loop, .pip-time { display: none; }
}
@container pip (min-width: 420px) {
  .pip-head { padding: 14px 14px 0 16px; }
  .pip-title b { font-size: 15px; }
  .pip-foot { padding: 0 14px 10px; }
  .pip-btn { width: 32px; height: 32px; }
}

.pip-pill {
  position: fixed; right: 20px; bottom: 20px; z-index: 55;
  display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 12px 0 10px;
  border: 0; border-radius: 999px; background: var(--ink); color: var(--bg);
  font-size: 13.5px; font-weight: 600; cursor: pointer; box-shadow: var(--shadow-lg);
  animation: pop .35s var(--ease);
}
.pip-pill img { border-radius: 5px; }
.pip-pill kbd { background: transparent; color: inherit; border-color: color-mix(in srgb, var(--bg) 35%, transparent); }
.pip-pill[hidden] { display: none; }
@keyframes pop { from { opacity: 0; transform: translateY(10px) scale(.96); } }

.toast {
  position: fixed; left: 50%; bottom: 24px; z-index: 70; transform: translate(-50%, 20px);
  max-width: min(520px, calc(100% - 32px)); padding: 12px 18px; border-radius: 14px;
  background: var(--ink); color: var(--bg); font-size: 14px; font-weight: 550; text-align: center;
  box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: opacity .3s, transform .35s var(--ease);
}
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }
.toast kbd { background: transparent; color: inherit; border-color: color-mix(in srgb, var(--bg) 35%, transparent); }

/* ---------- 入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .console { grid-template-columns: 1fr 1fr; }
  .tiers { grid-template-columns: 1fr 1fr; }
  .tier-ok { grid-column: 1 / -1; }
  .play-grid { grid-template-columns: 1fr 1fr; }
  .restore { grid-column: 1 / -1; }
  .restore-list { grid-template-columns: repeat(6, 1fr); }
  .keys { grid-template-columns: 1fr 1fr; }
  .keys .key-group:last-child { grid-column: 1 / -1; }
}

@media (max-width: 899px) {
  .only-desktop { display: none; }
  .only-mobile { display: inline; }
  .nav-links { display: none; }
  .nav-in { justify-content: space-between; }
  .hero-row { grid-template-columns: 1fr; gap: 28px; }
  .hero-cta, .hero-meta { justify-content: flex-start; text-align: left; }
  .desk { aspect-ratio: 4 / 3.4; border-radius: 20px; }
  .desk-win { left: 5%; top: 12%; width: 72%; height: 56%; }
  .desk-slot { right: 4%; top: auto; bottom: 8%; width: 66%; }
  .desk-note { display: none; }
  .follow-grid, .sec-head, .open-grid, .bar-demo, .acct, .dl-card { grid-template-columns: 1fr; }
  .follow-grid { gap: 16px; }
  .sec-head { gap: 16px; }
  .bar-legend { display: grid; grid-template-columns: 1fr 1fr; }
  .acct { gap: 28px; }
  .priv { grid-template-columns: 1fr 1fr; }
  .priv-item:nth-child(3) { padding-left: 0; border-left: 0; }
  .priv-item:nth-child(n + 3) { border-top: 1px solid var(--line); }
  .recorder { grid-template-columns: 1fr; gap: 20px; }
}

@media (max-width: 640px) {
  .wrap, .wrap-wide, .wrap-narrow, .nav-in { width: calc(100% - 32px); }
  body { font-size: 15.5px; }
  .hero { padding-top: 32px; }
  .hero-title { margin-top: 20px; }
  .hero-cta .btn { flex: 1 1 auto; justify-content: center; }
  .desk { aspect-ratio: 3 / 3.2; }
  .desk-bar span:not(.desk-app):not(.desk-right) { display: none; }
  .desk-win { width: 80%; height: 50%; }
  .desk-slot { width: 82%; right: 4%; }
  .launch-kinds { grid-template-columns: 1fr; }
  .launch-input { font-size: 13px; height: 52px; }
  .launch-go { display: none; }
  .ways li { grid-template-columns: 72px 1fr; gap: 12px; }
  .console, .tiers, .play-grid, .keys { grid-template-columns: 1fr; }
  .restore-list { grid-template-columns: 1fr 1fr 1fr; }
  .seg button { font-size: 12.5px; }
  .bar-screen { aspect-ratio: 16 / 10; border-radius: 16px; }
  .bar { padding: 30px 12px 10px; }
  .b-ico { width: 30px; height: 30px; }
  .b-ico:nth-child(2), .b-ico:nth-child(3), .b-ico:nth-child(6) { display: none; }
  .bar-legend { grid-template-columns: 1fr; }
  .priv { grid-template-columns: 1fr; }
  .priv-item, .priv-item + .priv-item { padding: 22px 0 18px; border-left: 0; border-top: 1px solid var(--line); }
  .priv-item:first-child { border-top: 0; }
  .log li { grid-template-columns: 1fr; gap: 6px; }
  .acct-card { padding: 14px; }
  .dl-btns .btn { flex: 1 1 100%; justify-content: center; }
  .sha { flex-wrap: wrap; }
  .sha .mini-btn { margin-left: 0; }
  .faq summary { font-size: 16.5px; }
  .faq details p { padding-right: 0; }
  .foot-in { grid-template-columns: 1fr; }
  .foot-in > p:first-of-type { justify-self: start; }
  .rec-demo { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}