/* 拾刻 Moment 官網樣式 */
:root {
  --ink: #1c2033;
  --ink-soft: #4d5470;
  --paper: #f4f5f9;
  --white: #ffffff;
  --indigo: #272d66;
  --plum: #6b3e73;
  --tomato: #e8604c;
  --tomato-deep: #c94733;
  --glow: #ffcf70;
  --line: #dfe2ec;

  --serif: "LXGW WenKai TC", "Kaiti TC", "BiauKai", "DFKai-SB", serif;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;

  --wrap: 1120px;
  --radius-lg: 18px;
  --radius-sm: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 17px; line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--indigo); text-underline-offset: 3px; }
a:hover { color: var(--plum); }
:focus-visible { outline: 3px solid var(--tomato); outline-offset: 3px; border-radius: 4px; }
code, kbd {
  font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: .88em;
  background: #e8eaf3; padding: 1px 6px; border-radius: 5px;
}
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--white); padding: 8px 14px; z-index: 100; }
.skip:focus { left: 12px; }

h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.3; margin: 0; letter-spacing: .01em; }
h2 { font-size: clamp(28px, 3.4vw, 38px); text-wrap: balance; }
h3 { font-size: 23px; }

/* 按鈕 */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 24px; border-radius: 999px;
  background: var(--tomato); color: var(--white); font-weight: 700; font-size: 16px;
  text-decoration: none; border: 2px solid var(--tomato);
  transition: background-color .15s, border-color .15s;
}
.btn:hover { background: var(--tomato-deep); border-color: var(--tomato-deep); color: var(--white); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); border-color: var(--ink); color: var(--white); }
.btn-small { min-height: 38px; padding: 0 16px; font-size: 14px; }
.fine { font-size: 14px; color: var(--ink-soft); margin: 12px 0 0; }

/* 導覽列 */
.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(244,245,249,.88); backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-family: var(--serif); font-size: 21px; font-weight: 700; }
.brand em { font-style: normal; font-family: var(--sans); font-weight: 500; font-size: .78em; color: var(--ink-soft); }
.nav-links { display: flex; gap: 24px; margin-left: auto; }
.nav-links a { color: var(--ink); text-decoration: none; font-size: 15px; }
.nav-links a:hover { color: var(--tomato-deep); }

/* 首屏 */
.hero { padding: 72px 0 96px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 11fr) minmax(0, 13fr); gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(32px, 3.6vw, 50px); line-height: 1.3; }
.hero h1 span { display: block; white-space: nowrap; }
.lead { font-size: 19px; color: var(--ink-soft); margin: 22px 0 32px; max-width: 30em; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* 即時示範：瀏覽器外框 */
.demo {
  border-radius: var(--radius-lg); overflow: hidden; background: #e4e6ee;
  box-shadow: 0 30px 60px -20px rgba(39,45,102,.45), 0 0 0 1px rgba(28,32,51,.08);
}
.demo-bar { display: flex; align-items: center; gap: 7px; height: 38px; padding: 0 14px; background: #e4e6ee; }
.demo-bar .dot { width: 11px; height: 11px; border-radius: 50%; background: #c7cad6; }
.demo-tab {
  margin-left: 14px; align-self: flex-end; background: var(--paper);
  font-size: 12px; color: var(--ink-soft); padding: 6px 18px; border-radius: 9px 9px 0 0;
}
.demo-screen {
  position: relative; aspect-ratio: 16 / 10; color: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-shadow: 0 1px 10px rgba(0,0,0,.28); padding: 20px;
  transition: background-image 1s;
}
.demo-screen::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,.22) 100%);
}
.demo-screen > * { position: relative; z-index: 1; }
.demo-top {
  position: absolute; top: 14px; left: 18px; right: 18px;
  display: flex; gap: 16px; font-size: 13px; opacity: .92;
}
.demo-weather { margin-left: auto; font-size: 16px; }
.demo-clock { font-size: clamp(64px, 9vw, 112px); font-weight: 700; line-height: 1; letter-spacing: -2px; font-variant-numeric: tabular-nums; }
.demo-greet { font-size: clamp(20px, 2.4vw, 28px); font-weight: 500; margin-top: 6px; }
.demo-focus { display: flex; flex-direction: column; align-items: center; margin-top: 22px; width: 100%; }
.demo-focus label { font-size: 15px; margin-bottom: 6px; }
.demo-focus input {
  width: min(320px, 90%); background: transparent; border: 0; border-bottom: 2px solid rgba(255,255,255,.85);
  color: #fff; text-align: center; font: inherit; font-size: 17px; padding: 3px 0; outline: none;
  text-shadow: inherit;
}
.demo-focus input::placeholder { color: rgba(255,255,255,.7); }
.demo-focus input:focus-visible { border-bottom-color: var(--glow); outline: none; }
.demo-focus-show { margin-top: 22px; text-align: center; }
.demo-focus-label { font-size: 12px; letter-spacing: .2em; opacity: .85; }
.demo-focus-row { display: inline-flex; align-items: center; gap: 10px; font-size: 21px; cursor: pointer; margin-top: 2px; }
.demo-focus-row input { width: 18px; height: 18px; accent-color: var(--glow); }
.demo-focus-show.done #demoFocusText { text-decoration: line-through; opacity: .7; }
.demo-quote { position: absolute; bottom: 14px; left: 20px; right: 20px; text-align: center; font-size: 13px; opacity: .92; }

/* 功能 */
.features { padding: 96px 0 72px; background: var(--white); }
.features > .wrap > h2 { margin-bottom: 56px; }
.feature {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 56px; align-items: center; margin-bottom: 88px;
}
.feature.flip { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.feature.flip figure { order: 2; }
.feature figure { margin: 0; }
.feature img { border-radius: var(--radius-sm); box-shadow: 0 18px 40px -18px rgba(28,32,51,.4); }
.feature-text h3 { margin-bottom: 12px; }
.feature-text p { margin: 0; color: var(--ink-soft); max-width: 28em; }

.more { border-top: 1px solid var(--line); padding-top: 48px; }
.more h3 { margin-bottom: 24px; }
.more-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px 40px; margin: 0; }
.more-list dt { font-weight: 700; margin-bottom: 4px; }
.more-list dd { margin: 0; color: var(--ink-soft); font-size: 15.5px; }

/* 今天的一句 */
.quote-band {
  background: linear-gradient(160deg, var(--indigo) 0%, #3b3470 50%, var(--plum) 100%);
  color: #fff; padding: 96px 0;
}
.quote-date { font-family: var(--sans); font-size: 15px; font-weight: 500; color: var(--glow); }
.quote-band blockquote { margin: 18px 0 0; }
.quote-band blockquote p { font-family: var(--serif); font-size: clamp(28px, 4.2vw, 50px); line-height: 1.45; margin: 0; max-width: 16em; text-wrap: balance; text-indent: -.5em; }
.quote-band blockquote footer { margin-top: 20px; font-size: 16px; color: rgba(255,255,255,.75); }
.quote-band blockquote footer::before { content: "— "; }

/* 隱私 */
.privacy { padding: 96px 0; }
.privacy-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 16px 56px; }
.privacy h2 { grid-row: span 2; }
.privacy ul { margin: 0; padding: 0; list-style: none; }
.privacy li { padding: 14px 0 14px 30px; border-bottom: 1px solid var(--line); position: relative; }
.privacy li::before {
  content: ""; position: absolute; left: 4px; top: 25px; width: 10px; height: 10px; border-radius: 50%;
  background: var(--glow); box-shadow: 0 0 0 4px rgba(255,207,112,.3);
}
.privacy p { margin: 8px 0 0; }

/* 安裝 */
.install { padding: 96px 0; background: var(--white); border-top: 1px solid var(--line); }
.install h2 { margin-bottom: 40px; }
.install-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 56px; }
.install-way h3 { margin-bottom: 6px; }
.install-way > p { margin: 0 0 20px; color: var(--ink-soft); }
.steps { margin: 0; padding: 0; list-style: none; counter-reset: s; }
.steps li { counter-increment: s; position: relative; padding: 0 0 18px 48px; }
.steps li::before {
  content: counter(s); position: absolute; left: 0; top: 0;
  width: 32px; height: 32px; border-radius: 50%; background: var(--ink); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-size: 15px;
}
.steps li:not(:last-child)::after {
  content: ""; position: absolute; left: 15px; top: 36px; bottom: 4px; width: 2px; background: var(--line);
}

/* 常見問題 */
.faq { padding: 96px 0; }
.faq-wrap { max-width: 820px; }
.faq h2 { margin-bottom: 28px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; padding: 20px 40px 20px 0; font-weight: 700; font-size: 18px; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 6px; top: 16px; font-size: 26px; font-weight: 400; color: var(--tomato);
  transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 22px; color: var(--ink-soft); }

/* 頁尾 */
.site-footer { background: var(--ink); color: rgba(255,255,255,.75); padding: 40px 0; font-size: 14px; }
.site-footer a { color: #fff; }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; gap: 8px 32px; align-items: center; }
.site-footer .brand { color: #fff; font-size: 18px; }
.site-footer .brand em { color: rgba(255,255,255,.6); }
.site-footer p { margin: 0; }
.site-footer nav { display: flex; gap: 20px; }
.copy { grid-column: 1 / -1; color: rgba(255,255,255,.5); }

/* 響應式 */
@media (max-width: 900px) {
  .hero { padding: 40px 0 64px; }
  .hero-grid, .feature, .privacy-grid, .install-grid { grid-template-columns: 1fr; gap: 32px; }
  .feature.flip { grid-template-columns: 1fr; }
  .feature.flip figure { order: 0; }
  .feature { margin-bottom: 64px; }
  .more-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .privacy h2 { grid-row: auto; }
  .footer-inner { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .nav-links { display: none; }
  .nav .btn-small { margin-left: auto; }
  .more-list { grid-template-columns: 1fr; }
  .demo-top span:nth-child(2) { display: none; }
  .demo-focus label { font-size: 13px; }
  .demo-quote { display: none; }
  .features, .quote-band, .privacy, .install, .faq { padding: 64px 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}
.nobr { display: inline-block; }
.btn-disabled, .btn-disabled:hover { background: #c9ccd8; border-color: #c9ccd8; color: #fff; cursor: not-allowed; }
.policy { font-size: 16px; }