/* ============================================================
   PIXEL8BIT — site.css
   Design system: pixel soul, premium execution.
   維護規則：畫面樣式集中在這裡；各頁只放內容 HTML。
   ============================================================ */

/* ---------- fonts ---------- */
@font-face {
  font-family: 'Cubic 11';
  src: url('../fonts/Cubic_11.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ---------- tokens ---------- */
:root {
  --red: #E31B54;
  --yellow: #F5C518;
  --cyan: #2DBDB6;
  --green: #06C755;            /* LINE brand */
  --bg: #08080a;
  --bg-2: #0d0d10;
  --panel: #101014;
  --panel-2: #15151a;
  --line: #222228;
  --line-2: #34343d;
  --ink: #f2f2ee;
  --body-c: #b9b9c1;
  --muted: #85858f;
  --faint: #55555f;
  --font-tc: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft JhengHei', '微軟正黑體', sans-serif;
  --font-en: 'Space Grotesk', 'Noto Sans TC', sans-serif;
  --font-px: 'Cubic 11', 'Noto Sans TC', monospace;
  --nav-h: 64px;
  --notch: 6px;                /* pixel corner cut */
}

/* ---------- reset / base ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-tc);
  font-size: 15.5px;
  line-height: 1.9;
  background: var(--bg);
  color: var(--body-c);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
::selection { background: var(--cyan); color: var(--bg); }

h1, h2, h3, h4 { color: var(--ink); line-height: 1.35; font-weight: 700; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.container-narrow { max-width: 880px; margin: 0 auto; padding: 0 32px; }

/* pixel-crisp brand art */
.px-art { image-rendering: pixelated; }

/* ---------- type helpers ---------- */
.font-px { font-family: var(--font-px); }
.font-en { font-family: var(--font-en); }

.eyebrow {
  font-family: var(--font-px);
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--cyan);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before { content: '▶'; font-size: 11px; }
.eyebrow.on-red { color: var(--red); }
.eyebrow.on-yellow { color: var(--yellow); }

.sec-head { margin-bottom: clamp(44px, 5vw, 64px); }
.sec-head h2 {
  font-size: clamp(30px, 4.2vw, 48px);
  letter-spacing: 1px;
  margin-top: 12px;
}
.sec-head .sec-sub { color: var(--muted); margin-top: 14px; font-size: 15.5px; }
.sec-head.center { text-align: center; }
.sec-head.center .eyebrow { justify-content: center; }

/* ---------- pixel building blocks ---------- */

/* pixel-notched corners (8-bit rounded rect) */
.notch,
.btn {
  clip-path: polygon(
    var(--notch) 0, calc(100% - var(--notch)) 0, 100% var(--notch),
    100% calc(100% - var(--notch)), calc(100% - var(--notch)) 100%,
    var(--notch) 100%, 0 calc(100% - var(--notch)), 0 var(--notch)
  );
}

/* dither ramp divider — the brand's checkerboard fade, in pure CSS */
.dither {
  height: 20px;
  background-image: conic-gradient(from 0deg, var(--dither-c, var(--bg-2)) 25%, transparent 0 50%, var(--dither-c, var(--bg-2)) 0 75%, transparent 0);
  background-size: 10px 10px;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000);
  mask-image: linear-gradient(180deg, transparent, #000);
}
.dither.flip {
  -webkit-mask-image: linear-gradient(0deg, transparent, #000);
  mask-image: linear-gradient(0deg, transparent, #000);
}

/* subtle scanlines — media frames only, never the whole page */
.media-frame { position: relative; overflow: hidden; background: var(--bg-2); }
.media-frame::after {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg, rgba(0,0,0,.16) 0 1px, transparent 1px 3px);
  opacity: .35;
  pointer-events: none;
  z-index: 3;
}
.media-frame img { width: 100%; height: 100%; object-fit: cover; }

/* pixel corner accents that appear on hover */
.px-hover { position: relative; }
.px-hover::before,
.px-hover::after {
  content: '';
  position: absolute;
  width: 7px; height: 7px;
  opacity: 0;
  transition: opacity .25s ease;
  z-index: 4;
  pointer-events: none;
}
.px-hover::before { top: -1px; left: -1px; background: var(--accent, var(--cyan)); box-shadow: 7px 0 0 var(--accent, var(--cyan)), 0 7px 0 var(--accent, var(--cyan)); }
.px-hover::after { bottom: -1px; right: -1px; background: var(--accent, var(--cyan)); box-shadow: -7px 0 0 var(--accent, var(--cyan)), 0 -7px 0 var(--accent, var(--cyan)); }
.px-hover:hover::before, .px-hover:hover::after { opacity: 1; }

/* ---------- buttons ---------- */
.btn {
  font-family: var(--font-px);
  font-size: 15.5px;
  letter-spacing: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 17px 36px;
  transition: background-color .22s ease, color .22s ease, transform .22s ease, box-shadow .22s ease;
  user-select: none;
  will-change: transform;
}
.btn:active { transform: translateY(1px); }
.btn .ico { width: 16px; height: 16px; flex: none; }

.btn-solid { background: var(--cyan); color: #06110f; }
.btn-solid:hover { background: var(--yellow); color: #131001; }

.btn-ghost { background: rgba(255,255,255,.03); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-2); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1px var(--cyan); color: var(--cyan); background: rgba(45,189,182,.06); }

.btn-line { background: var(--green); color: #04130a; }
.btn-line:hover { background: #1fdf74; }
.btn-line img { width: 18px; height: 18px; }

.btn-ig { background: linear-gradient(120deg, #833AB4, #FD1D1D 65%, #F77737); color: #fff; }
.btn-ig:hover { filter: brightness(1.12); }

.btn-sm { font-size: 13px; padding: 11px 20px; letter-spacing: 1.5px; }

/* ---------- chips / tags ---------- */
.tag {
  --notch: 3px;
  font-size: 12px;
  letter-spacing: .5px;
  padding: 5px 11px;
  background: rgba(255,255,255,.04);
  box-shadow: inset 0 0 0 1px var(--line);
  color: var(--muted);
  display: inline-block;
  clip-path: polygon(var(--notch) 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% calc(100% - var(--notch)), calc(100% - var(--notch)) 100%, var(--notch) 100%, 0 calc(100% - var(--notch)), 0 var(--notch));
}

.badge {
  --notch: 3px;
  font-family: var(--font-px);
  font-size: 12px;
  letter-spacing: 1.5px;
  padding: 4px 10px;
  clip-path: polygon(var(--notch) 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% calc(100% - var(--notch)), calc(100% - var(--notch)) 100%, var(--notch) 100%, 0 calc(100% - var(--notch)), 0 var(--notch));
}
.badge.red { background: var(--red); color: #fff; }
.badge.yellow { background: var(--yellow); color: #131001; }
.badge.cyan { background: var(--cyan); color: #06110f; }
.badge.dim { background: var(--panel-2); color: var(--muted); box-shadow: inset 0 0 0 1px var(--line-2); }

/* ---------- icons ---------- */
.ico { width: 18px; height: 18px; display: inline-block; vertical-align: -3px; }
.ico-lg { width: 30px; height: 30px; }

/* ---------- reveal on scroll ---------- */
.rv { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.rv.in { opacity: 1; transform: none; }
.rv-d1 { transition-delay: .08s; }
.rv-d2 { transition-delay: .16s; }
.rv-d3 { transition-delay: .24s; }

/* photo fade-in */
.ph { opacity: 0; transform: scale(1.04); transition: opacity 1.1s cubic-bezier(.22,1,.36,1), transform 1.5s cubic-bezier(.22,1,.36,1); }
.in .ph, .ph.in { opacity: 1; transform: scale(1); }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 0 28px;
  z-index: 1000;
  background: rgba(8,8,10,.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  /* 用 top 而非 transform：transform 會奪走 fixed 子元素（全螢幕選單）的定位基準 */
  transition: top .45s cubic-bezier(.33,1,.68,1);
}
.nav.hidden-up { top: calc(-1 * var(--nav-h) - 2px); }
.nav-logo img { height: 30px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  font-family: var(--font-px);
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--muted);
  padding: 8px 13px;
  transition: color .2s ease;
  position: relative;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.current { color: var(--cyan); }
.nav-links a.current::before { content: '▶'; font-size: 10px; margin-right: 6px; }
.nav-links a.nav-quiz { color: var(--yellow); }
.nav-links a.nav-quiz:hover { color: var(--ink); }
.nav-links a.nav-quiz.current { color: var(--yellow); }
.nav-cta { margin-left: 10px; }

/* hamburger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1002;
}
.nav-burger span { display: block; width: 24px; height: 2px; background: var(--ink); transition: transform .3s ease, opacity .3s ease; }
.nav-burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.active span:nth-child(2) { opacity: 0; }
.nav-burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-burger { display: flex; }
  .nav-cta { display: none; }
  .nav-links {
    position: fixed;
    /* 不用 inset：.nav 的 backdrop-filter 會把 fixed 的定位基準劫走，
       vw/svh 視口單位不受 containing block 影響 */
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100svh;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    background: rgba(8,8,10,.97);
    z-index: 1001;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 20px; padding: 16px 24px; }
  .nav-links .nav-cta-mobile { margin-top: 22px; }
}
@media (min-width: 901px) { .nav-cta-mobile { display: none; } }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--bg-2); border-top: 1px solid var(--line); }
.footer-main {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 48px;
  padding: 64px 0 48px;
}
.footer-brand img { height: 34px; width: auto; margin-bottom: 18px; }
.footer-brand p { font-size: 13.5px; color: var(--muted); max-width: 300px; }
.footer-brand .footer-tag { font-family: var(--font-px); font-size: 12px; letter-spacing: 2px; color: var(--faint); margin-top: 14px; }
.footer h4 { font-family: var(--font-px); font-size: 13px; letter-spacing: 2px; color: var(--cyan); margin-bottom: 18px; font-weight: 400; }
.footer-col ul { list-style: none; display: grid; gap: 10px; }
.footer-col a { font-size: 14px; color: var(--muted); transition: color .2s ease; display: inline-flex; align-items: center; gap: 9px; }
.footer-col a:hover { color: var(--ink); }
.footer-col .ico { width: 15px; height: 15px; opacity: .8; }
.footer-col img.line-ic { width: 15px; height: 15px; }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  color: var(--faint);
}
.footer-bottom .font-px { letter-spacing: 1.5px; }
@media (max-width: 800px) {
  .footer-main { grid-template-columns: 1fr; gap: 36px; padding: 48px 0 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ============================================================
   BOOT LOADER (index only, once per session)
   ============================================================ */
.boot {
  position: fixed; inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 26px;
  transition: opacity .45s ease, visibility .45s ease;
}
.boot.hidden { opacity: 0; visibility: hidden; }
.boot-bar { width: 240px; height: 14px; box-shadow: inset 0 0 0 2px var(--line-2); padding: 3px; }
.boot-bar i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--red), var(--yellow), var(--cyan));
  animation: bootFill 1.55s steps(16, end) forwards;
}
@keyframes bootFill { to { width: 100%; } }
.boot-txt { font-family: var(--font-px); font-size: 13px; letter-spacing: 3px; color: var(--faint); }

/* ============================================================
   HOME — HERO (de-rez)
   ============================================================ */
.hero {
  position: relative;
  min-height: calc(100svh - 0px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--bg);
}
.hero-media { position: absolute; inset: 0; }
.hero-media canvas,
.hero-media img.hero-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 62% 50%;
}
.hero-media img.hero-img { opacity: 0; transition: opacity .6s ease; }
.hero-media.done img.hero-img { opacity: 1; }
.hero-media.done canvas { opacity: 0; transition: opacity .6s ease; }
/* WebGL 模式：three.js 全面接管，隱藏 2D 備援層 */
.hero-media canvas.gl { opacity: 0; transition: opacity .5s ease; }
.hero-media.webgl canvas.gl { opacity: 1; }
.hero-media.webgl #derez, .hero-media.webgl #heroFx { display: none; }
.hero-media.webgl img.hero-img { opacity: 0; }
/* readability gradients */
.hero-shade { position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background:
    linear-gradient(180deg, rgba(8,8,10,.55) 0%, rgba(8,8,10,0) 30%),
    linear-gradient(180deg, rgba(8,8,10,0) 40%, rgba(8,8,10,.92) 88%),
    linear-gradient(90deg, rgba(8,8,10,.6) 0%, rgba(8,8,10,0) 55%);
}
.hero-scan { position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0,0,0,.14) 0 1px, transparent 1px 3px);
  opacity: .3;
}
.hero-inner {
  position: relative;
  z-index: 5;
  width: 100%;
  padding-bottom: 74px;
  padding-top: calc(var(--nav-h) + 40px);
}
.hero-eyebrow {
  font-family: var(--font-px);
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--cyan);
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 18px;
}
.hero-eyebrow .sq { width: 8px; height: 8px; background: var(--red); box-shadow: 12px 0 0 var(--yellow), 24px 0 0 var(--cyan); margin-right: 24px; }
.hero h1 {
  font-size: clamp(52px, 8.4vw, 112px);
  line-height: 1.06;
  letter-spacing: 3px;
  font-weight: 900;
}
.hero h1 .en {
  display: block;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(15px, 1.9vw, 26px);
  letter-spacing: 10px;
  color: var(--cyan);
  margin-top: 20px;
}
.hero-ctas { display: flex; gap: 16px; margin-top: 40px; flex-wrap: wrap; }
/* 規格資訊條 */
.hero-spec {
  display: flex;
  gap: clamp(24px, 4vw, 56px);
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.14);
  max-width: 640px;
  flex-wrap: wrap;
}
.hero-spec div { min-width: 120px; }
.hero-spec .k { font-family: var(--font-px); font-size: 12px; letter-spacing: 2px; color: var(--faint); display: block; margin-bottom: 6px; }
.hero-spec .v { font-size: 14.5px; color: var(--body-c); letter-spacing: 1px; }
.hero-status {
  position: absolute;
  right: 32px; bottom: 30px;
  z-index: 5;
  font-family: var(--font-px);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--faint);
  text-align: right;
}
.hero-status .ok { color: var(--cyan); }
.hero-scrolldown {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%);
  z-index: 5; width: 16px; height: 16px;
  border-right: 3px solid var(--cyan); border-bottom: 3px solid var(--cyan);
  rotate: 45deg;
  animation: heroDip 2.2s ease-in-out infinite;
  opacity: .7;
}
@keyframes heroDip { 0%,100% { translate: 0 0; opacity: .7; } 50% { translate: 0 7px; opacity: .35; } }
@media (max-width: 700px) {
  .hero-media canvas, .hero-media img.hero-img { object-position: 68% 50%; }
  .hero-status { display: none; }
  .hero-inner { padding-bottom: 84px; }
  .hero h1 .en { font-size: 17px; letter-spacing: 3px; }
}

/* ============================================================
   HOME — sections
   ============================================================ */
.section { padding: clamp(72px, 10vw, 136px) 0; }
.section.tint { background: var(--bg-2); }

/* product trio */
.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 1000px) { .trio { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; } }

.pcard {
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent, var(--cyan));
  display: flex;
  flex-direction: column;
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.pcard:hover { transform: translateY(-5px); border-color: var(--line-2); box-shadow: 0 18px 44px -18px color-mix(in srgb, var(--accent, var(--cyan)) 45%, transparent); }
.pcard.red { --accent: var(--red); }
.pcard.yellow { --accent: var(--yellow); }
.pcard.cyan { --accent: var(--cyan); }
.pcard-media { aspect-ratio: 16 / 10; }
.pcard-body { padding: 24px 24px 26px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.pcard-kind { font-family: var(--font-px); font-size: 12px; letter-spacing: 2px; color: var(--faint); }
.pcard h3 { font-family: var(--font-en); font-size: 21px; letter-spacing: 1px; color: var(--accent, var(--ink)); }
.pcard p { font-size: 14px; color: var(--muted); }
.pcard-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto; padding-top: 8px; }
.pcard-more { margin-top: 16px; font-family: var(--font-px); font-size: 13px; letter-spacing: 2px; color: var(--muted); display: inline-flex; align-items: center; gap: 8px; transition: color .2s ease, gap .2s ease; }
.pcard:hover .pcard-more { color: var(--accent); gap: 12px; }

/* spec bars (game-style stats) */
.specbar { display: grid; gap: 7px; margin-top: 4px; }
.specbar-row { display: grid; grid-template-columns: 74px 1fr; align-items: center; gap: 10px; }
.specbar-label { font-size: 11.5px; letter-spacing: 1px; color: var(--faint); }
.specbar-track { display: flex; gap: 3px; }
.specbar-track i { height: 8px; flex: 1; background: var(--panel-2); box-shadow: inset 0 0 0 1px var(--line); }
.in .specbar-track i.on { background: var(--accent, var(--cyan)); box-shadow: none; }
.specbar-track i { transition: background-color .3s ease; }
.in .specbar-track i.on:nth-child(1) { transition-delay: .10s; }
.in .specbar-track i.on:nth-child(2) { transition-delay: .18s; }
.in .specbar-track i.on:nth-child(3) { transition-delay: .26s; }
.in .specbar-track i.on:nth-child(4) { transition-delay: .34s; }
.in .specbar-track i.on:nth-child(5) { transition-delay: .42s; }

/* stats — status panel */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
@media (max-width: 900px) { .stats { grid-template-columns: repeat(2, 1fr); } }
.stat {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 26px 24px 24px;
  position: relative;
}
.stat-num {
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(40px, 5vw, 64px);
  color: var(--ink);
  line-height: 1.1;
  letter-spacing: 1px;
}
.stat-num .unit { font-size: .5em; color: var(--cyan); margin-left: 2px; }
.stat-label { font-size: 13px; color: var(--muted); margin-top: 6px; letter-spacing: 1px; }
.stat-bar { display: flex; gap: 3px; margin-top: 16px; }
.stat-bar i { height: 6px; flex: 1; background: var(--panel-2); box-shadow: inset 0 0 0 1px var(--line); }
.stat.in .stat-bar i.on { background: var(--cyan); box-shadow: none; }
.stat.in .stat-bar i.on:nth-child(-n+4) { background: var(--red); }
.stat.in .stat-bar i.on:nth-child(n+5) { background: var(--yellow); }
.stat.in .stat-bar i.on:nth-child(n+8) { background: var(--cyan); }

/* why cards */
.why { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .why { grid-template-columns: 1fr; } }
.why-card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 30px 28px;
  transition: transform .3s ease, border-color .3s ease;
}
.why-card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.why-ico {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--accent, var(--cyan)) 12%, transparent);
  color: var(--accent, var(--cyan));
  margin-bottom: 18px;
}
.why-ico .ico { width: 24px; height: 24px; }
.why-card.red { --accent: var(--red); }
.why-card.yellow { --accent: var(--yellow); }
.why-card.cyan { --accent: var(--cyan); }
.why-card h3 { font-size: 18px; margin-bottom: 4px; }
.why-card .en { font-family: var(--font-px); font-size: 12px; letter-spacing: 2px; color: var(--accent, var(--cyan)); display: block; margin-bottom: 12px; }
.why-card p { font-size: 14px; color: var(--muted); }

/* quiz teaser band */
.quiz-band {
  position: relative;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--yellow);
  padding: 52px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}
.quiz-band-bg {
  position: absolute; right: -60px; top: 50%;
  translate: 0 -50%;
  width: 460px; opacity: .07;
  pointer-events: none;
}
.quiz-band-txt { position: relative; z-index: 1; }
.quiz-band-txt h3 { font-size: clamp(22px, 2.6vw, 30px); margin: 10px 0 10px; }
.quiz-band-txt p { color: var(--muted); font-size: 14.5px; max-width: 480px; }
.quiz-band .btn { position: relative; z-index: 1; flex: none; }
.quiz-dots { display: inline-flex; gap: 5px; margin-left: 12px; vertical-align: 2px; }
.quiz-dots i { width: 9px; height: 9px; }
@media (max-width: 800px) {
  .quiz-band { flex-direction: column; align-items: flex-start; padding: 36px 28px; }
}

/* CTA */
.cta-wrap { position: relative; }
.cta-box {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line-2);
  padding: 64px 48px;
  text-align: center;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--red), var(--yellow), var(--cyan));
}
.cta-box h2 { font-size: clamp(24px, 3vw, 34px); }
.cta-box .en { font-family: var(--font-px); letter-spacing: 3px; font-size: 14px; color: var(--cyan); display: block; margin-bottom: 14px; }
.cta-box p { color: var(--muted); margin-top: 14px; }
.cta-btns { display: flex; justify-content: center; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
@media (max-width: 700px) { .cta-box { padding: 44px 24px; } }

/* ============================================================
   SUBPAGE HEADER
   ============================================================ */
.page-head {
  position: relative;
  padding: calc(var(--nav-h) + 72px) 0 56px;
  overflow: hidden;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
}
.page-head-bg {
  position: absolute;
  right: -4%;
  top: 50%;
  translate: 0 -50%;
  width: min(56vw, 740px);
  opacity: .1;
  pointer-events: none;
  user-select: none;
}
.page-head .eyebrow { margin-bottom: 12px; }
.page-head h1 {
  font-family: var(--font-en);
  font-size: clamp(34px, 5vw, 56px);
  letter-spacing: 3px;
}
.page-head h1 .tc { font-family: var(--font-tc); font-size: .52em; color: var(--muted); font-weight: 500; letter-spacing: 6px; margin-left: 18px; }
.page-head .lead { margin-top: 14px; color: var(--muted); max-width: 640px; }
@media (max-width: 700px) {
  .page-head h1 .tc { display: block; margin: 10px 0 0; font-size: 15px; }
}

/* ============================================================
   PRODUCTS PAGE
   ============================================================ */
.tabs { display: flex; flex-wrap: wrap; gap: 10px; margin: 40px 0 36px; }
.tab {
  font-family: var(--font-px);
  font-size: 13px;
  letter-spacing: 1.5px;
  padding: 11px 20px;
  color: var(--muted);
  background: var(--panel);
  box-shadow: inset 0 0 0 1px var(--line);
  transition: color .2s ease, box-shadow .2s ease, background-color .2s ease;
  --notch: 4px;
  clip-path: polygon(var(--notch) 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% calc(100% - var(--notch)), calc(100% - var(--notch)) 100%, var(--notch) 100%, 0 calc(100% - var(--notch)), 0 var(--notch));
}
.tab:hover { color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-2); }
.tab.active { color: #06110f; background: var(--cyan); box-shadow: none; }

.pgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }
.pitem {
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--red), var(--yellow), var(--cyan)) 1 / 3px 0 0 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .3s ease, box-shadow .3s ease;
}
.pitem:hover { transform: translateY(-5px); box-shadow: 0 18px 40px -20px rgba(0,0,0,.9); }
.pitem.hide { display: none; }
.pitem-media { aspect-ratio: 4 / 3; position: relative; }
.pitem-media .badge { position: absolute; top: 12px; right: 12px; z-index: 4; }
.pitem-media .brandmark { position: absolute; top: 12px; left: 12px; z-index: 4; width: 36px; filter: drop-shadow(0 2px 6px rgba(0,0,0,.6)); }
.pitem-body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.pitem-cat { font-family: var(--font-px); font-size: 12px; letter-spacing: 2px; color: var(--cyan); }
.pitem h3 { font-size: 18px; letter-spacing: .5px; }
.pitem h3 .en { font-family: var(--font-en); }
.pitem p { font-size: 13.5px; color: var(--muted); }
.pitem-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto; padding-top: 10px; }

/* headlight hover compare */
.lens-pop {
  position: absolute; inset: 0; z-index: 5;
  background: rgba(8,8,10,.9);
  backdrop-filter: blur(5px);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; padding: 16px;
  opacity: 0; pointer-events: none;
  transition: opacity .3s ease;
}
.pitem:hover .lens-pop, .lens-pop.show { opacity: 1; pointer-events: auto; }
.lens-pop-title { font-family: var(--font-px); font-size: 13px; letter-spacing: 2px; color: var(--cyan); }
.lens-pop-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; width: 100%; max-width: 300px; }
.lens-card { background: var(--bg); box-shadow: inset 0 0 0 1px var(--line); }
.lens-card img { aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.lens-card figcaption { text-align: center; padding: 8px 4px 10px; }
.lens-card .pct { font-family: var(--font-en); font-weight: 700; font-size: 16px; color: var(--cyan); }
.lens-card .lbl { font-size: 11.5px; color: var(--muted); }
.lens-hint {
  position: absolute; bottom: 12px; left: 50%; translate: -50% 0; z-index: 4;
  font-family: var(--font-px); font-size: 11px; letter-spacing: 1px;
  background: rgba(45,189,182,.9); color: #06110f;
  padding: 4px 10px;
}
.pitem:hover .lens-hint { opacity: 0; }

/* comparison table */
.cmp { overflow-x: auto; margin-top: 8px; border: 1px solid var(--line); }
.cmp table { width: 100%; border-collapse: collapse; min-width: 760px; background: var(--panel); }
.cmp th, .cmp td { padding: 16px 18px; text-align: center; border: 1px solid var(--line); font-size: 14px; }
.cmp thead th { font-family: var(--font-en); font-size: 15px; letter-spacing: 1px; background: var(--bg-2); }
.cmp thead th:first-child { background: transparent; }
.cmp th.red { color: var(--red); }
.cmp th.yellow { color: var(--yellow); }
.cmp th.cyan { color: var(--cyan); }
.cmp td:first-child { font-size: 13px; color: var(--faint); text-align: left; letter-spacing: 1px; white-space: nowrap; }
.cmp td { color: var(--body-c); }
.cmp .star { color: var(--yellow); letter-spacing: 2px; }
.cmp .flag { display: inline-block; margin-left: 6px; }

/* ============================================================
   GALLERY PAGE
   ============================================================ */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin: 40px 0 36px; }
.ggrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.gitem {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--line);
  cursor: default;
  transition: transform .3s ease, border-color .3s ease;
}
.gitem:hover { transform: translateY(-4px); border-color: var(--line-2); }
.gitem.hide { display: none; }
.gitem .media-frame { position: absolute; inset: 0; }
.gitem-stage {
  position: absolute; top: 12px; left: 12px; z-index: 5;
}
.gitem-shade {
  position: absolute; inset: 0; z-index: 4;
  background: linear-gradient(180deg, rgba(8,8,10,.4) 0%, rgba(8,8,10,0) 32%, rgba(8,8,10,0) 55%, rgba(8,8,10,.94) 100%);
  pointer-events: none;
}
.gitem-info { position: absolute; left: 0; right: 0; bottom: 0; z-index: 5; padding: 18px; }
.gitem-tag { font-family: var(--font-px); font-size: 11.5px; letter-spacing: 1.5px; color: var(--cyan); margin-bottom: 5px; }
.gitem-title { font-family: var(--font-en); font-size: 17px; letter-spacing: 1px; color: var(--ink); }
.gitem-desc { font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.gitem-next {
  display: grid; place-items: center;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.014) 0 1px, transparent 1px 6px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.014) 0 1px, transparent 1px 6px),
    var(--panel);
}
.gitem-next-inner { text-align: center; padding: 20px; }
.gitem-next-inner .pxrow { display: inline-flex; gap: 6px; margin-bottom: 16px; }
.gitem-next-inner .pxrow i { width: 10px; height: 10px; }
.gitem-next-inner .t { font-family: var(--font-px); letter-spacing: 2px; color: var(--muted); font-size: 14px; }
.gitem-next-inner .s { font-size: 12.5px; color: var(--faint); margin-top: 8px; }

/* IG cta */
.ig-band {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid #E1306C;
  padding: 56px 48px;
  text-align: center;
  overflow: hidden;
}
.ig-band h3 { font-family: var(--font-en); font-size: clamp(22px, 3vw, 30px); letter-spacing: 2px;
  background: linear-gradient(90deg, #B95CF4, #FD5E53, #F7B733);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.ig-band p { color: var(--muted); margin: 14px auto 28px; max-width: 460px; }
@media (max-width: 700px) { .ig-band { padding: 40px 24px; } }

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-hero {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 900px) { .about-hero { grid-template-columns: 1fr; gap: 36px; } }
.about-mark {
  position: relative;
  aspect-ratio: 1;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.02) 0 1px, transparent 1px 8px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.02) 0 1px, transparent 1px 8px),
    var(--panel);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.about-mark::after { content: ''; position: absolute; inset: auto 0 0 0; height: 3px; background: linear-gradient(90deg, var(--red), var(--yellow), var(--cyan)); }
.about-mark img { width: 62%; }
.about-txt h2 { font-size: clamp(24px, 3vw, 34px); margin: 12px 0 20px; }
.about-txt p { margin-bottom: 16px; color: var(--body-c); }
.about-txt .hl-y { color: var(--yellow); font-weight: 700; }
.about-txt .hl-c { color: var(--cyan); font-weight: 700; }

.name-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 760px; margin: 0 auto 44px; }
@media (max-width: 700px) { .name-grid { grid-template-columns: 1fr; } }
.name-card { background: var(--panel); border: 1px solid var(--line); padding: 34px 30px; text-align: center; transition: transform .3s ease, border-color .3s ease; }
.name-card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.name-card .big { font-family: var(--font-px); font-size: 30px; letter-spacing: 3px; margin-bottom: 14px; }
.name-card:first-child .big { color: var(--red); }
.name-card:last-child .big { color: var(--cyan); }
.name-card p { font-size: 14px; color: var(--muted); }
.name-phi { text-align: center; max-width: 700px; margin: 0 auto; font-size: 16.5px; color: var(--body-c); }

.manifesto {
  position: relative;
  text-align: center;
  padding: 110px 0;
  background:
    linear-gradient(135deg, rgba(227,27,84,.07) 0%, rgba(45,189,182,.07) 100%),
    var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.manifesto .eyebrow { justify-content: center; margin-bottom: 26px; }
.manifesto blockquote {
  font-size: clamp(21px, 3.2vw, 32px);
  line-height: 2;
  font-weight: 300;
  color: var(--ink);
  max-width: 860px;
  margin: 0 auto;
}
.manifesto blockquote strong { color: var(--cyan); font-weight: 700; }

.phi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .phi-grid { grid-template-columns: 1fr; } }
.phi-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent, var(--cyan));
  padding: 40px 32px;
  position: relative;
  transition: transform .3s ease;
}
.phi-card:hover { transform: translateY(-4px); }
.phi-card.red { --accent: var(--red); }
.phi-card.yellow { --accent: var(--yellow); }
.phi-card.cyan { --accent: var(--cyan); }
.phi-card .idx { position: absolute; top: 22px; right: 26px; font-family: var(--font-en); font-weight: 700; font-size: 34px; color: var(--accent); opacity: .22; }
.phi-card .en { font-family: var(--font-px); font-size: 13px; letter-spacing: 2px; color: var(--accent); }
.phi-card h3 { font-size: 21px; margin: 10px 0 14px; }
.phi-card p { font-size: 14px; color: var(--muted); }

.tech-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 900px) { .tech-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .tech-grid { grid-template-columns: 1fr; } }
.tech-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  padding: 22px;
  transition: border-color .25s ease;
}
.tech-item:hover { border-left-color: var(--yellow); }
.tech-item .ico { width: 22px; height: 22px; color: var(--cyan); flex: none; margin-top: 3px; }
.tech-item h4 { font-family: var(--font-px); font-weight: 400; font-size: 13px; letter-spacing: 1.5px; color: var(--yellow); margin-bottom: 6px; }
.tech-item p { font-size: 13.5px; color: var(--muted); }

.journey { position: relative; max-width: 780px; margin: 0 auto; padding-left: 0; }
.journey::before {
  content: '';
  position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--yellow), var(--red));
}
.journey-item { position: relative; padding-left: 44px; margin-bottom: 40px; }
.journey-item:last-child { margin-bottom: 0; }
.journey-dot {
  position: absolute; left: 0; top: 4px;
  width: 20px; height: 20px;
  background: var(--bg);
  box-shadow: inset 0 0 0 4px var(--cyan);
}
.journey-item:nth-child(2) .journey-dot { box-shadow: inset 0 0 0 4px var(--yellow); }
.journey-item:nth-child(3) .journey-dot { box-shadow: inset 0 0 0 4px var(--red); }
.journey-item:nth-child(4) .journey-dot { box-shadow: inset 0 0 0 4px var(--ink); }
.journey-chapter { font-family: var(--font-px); font-size: 12.5px; letter-spacing: 2px; color: var(--cyan); }
.journey-item h3 { font-family: var(--font-en); font-size: 19px; letter-spacing: 1px; margin: 8px 0 10px; }
.journey-item p { font-size: 14px; color: var(--muted); max-width: 560px; }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
@media (max-width: 940px) { .contact-grid { grid-template-columns: 1fr; } }

.line-hero {
  background: linear-gradient(160deg, rgba(6,199,85,.12), rgba(6,199,85,.03));
  border: 1px solid rgba(6,199,85,.45);
  padding: 40px 34px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.line-hero::before {
  content: '';
  position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--green);
}
.line-hero img.line-logo { width: 54px; height: 54px; margin: 0 auto 16px; }
.line-hero h2 { font-size: 22px; }
.line-hero h2 .en { font-family: var(--font-px); color: var(--green); font-size: 13px; letter-spacing: 2px; display: block; margin-bottom: 8px; }
.line-hero p { color: var(--muted); font-size: 14px; margin: 12px 0 20px; }
.line-id {
  display: inline-block;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 2px;
  color: var(--green);
  padding: 12px 28px;
  background: var(--bg);
  box-shadow: inset 0 0 0 1px rgba(6,199,85,.5);
  transition: box-shadow .2s ease;
}
.line-id:hover { box-shadow: inset 0 0 0 2px var(--green); }
.line-qr { width: 168px; height: 168px; margin: 22px auto 10px; background: #fff; padding: 8px; }
.line-qr img { width: 100%; height: 100%; }
.line-hint { font-size: 12px; color: var(--faint); }

.info-cards { display: grid; gap: 18px; margin-top: 18px; }
.info-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent, var(--cyan));
  padding: 24px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  transition: transform .25s ease, border-color .25s ease;
}
.info-card:hover { transform: translateX(6px); border-color: var(--line-2); border-left-color: var(--accent, var(--cyan)); }
.info-card.ig { --accent: #E1306C; }
.info-card.mail { --accent: var(--yellow); }
.info-card .t { font-family: var(--font-px); font-size: 12.5px; letter-spacing: 2px; color: var(--accent); margin-bottom: 6px; }
.info-card .v { color: var(--ink); font-size: 15px; word-break: break-all; }
.info-card .d { color: var(--muted); font-size: 13px; margin-top: 3px; }
.info-card .go { flex: none; }
@media (max-width: 700px) {
  .info-card { flex-wrap: wrap; }
  .info-card .v { word-break: normal; overflow-wrap: anywhere; }
}

.form-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 36px 34px;
  position: relative;
}
.form-panel::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: linear-gradient(90deg, var(--red), var(--yellow), var(--cyan)); }
.form-panel h2 { font-size: 20px; margin-bottom: 8px; }
.form-panel .form-sub { font-size: 13px; color: var(--muted); margin-bottom: 26px; }
.form-grid { display: grid; gap: 20px; }
.f-group { display: grid; gap: 8px; }
.f-group label { font-family: var(--font-px); font-size: 12px; letter-spacing: 1.5px; color: var(--muted); }
.f-group label .req { color: var(--red); }
.f-group input, .f-group textarea, .f-group select {
  font-family: var(--font-tc);
  font-size: 14.5px;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line-2);
  padding: 13px 14px;
  transition: border-color .2s ease, box-shadow .2s ease;
  border-radius: 0;
  width: 100%;
}
.f-group input:focus, .f-group textarea:focus, .f-group select:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px var(--cyan);
}
.f-group textarea { min-height: 120px; resize: vertical; }
.f-group select { cursor: pointer; appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%; background-size: 6px 6px; background-repeat: no-repeat; }
.f-note { font-size: 12px; color: var(--faint); text-align: center; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* 表單送出成功提示（formsubmit 導回 #sent 時顯示） */
#sent { display: none; margin-bottom: 20px; border-color: rgba(45,189,182,.5); color: var(--cyan); }
#sent:target { display: block; }

.biz-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 800px) { .biz-grid { grid-template-columns: 1fr; } }
.biz-card { background: var(--panel); border: 1px solid var(--line); padding: 28px; text-align: center; }
.biz-card .ico { width: 26px; height: 26px; color: var(--cyan); margin-bottom: 14px; }
.biz-card .t { font-family: var(--font-px); font-size: 12px; letter-spacing: 2px; color: var(--faint); margin-bottom: 8px; }
.biz-card .v { color: var(--body-c); font-size: 15px; }

.faq { display: grid; gap: 12px; max-width: 800px; margin: 0 auto; }
.faq-item { background: var(--panel); border: 1px solid var(--line); overflow: hidden; transition: border-color .25s ease; }
.faq-item.open { border-color: var(--line-2); }
.faq-q {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  text-align: left;
  font-size: 15.5px;
  color: var(--ink);
  transition: background-color .2s ease;
}
.faq-q:hover { background: rgba(45,189,182,.05); }
.faq-q .mark { font-family: var(--font-px); color: var(--cyan); font-size: 16px; transition: transform .3s ease; flex: none; }
.faq-item.open .faq-q .mark { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
  padding: 0 24px;
  color: var(--muted);
  font-size: 14px;
}
.faq-item.open .faq-a { max-height: 320px; padding: 0 24px 22px; }

/* ============================================================
   QUIZ PAGE
   ============================================================ */
.quiz-wrap { max-width: 680px; margin: 0 auto; padding: calc(var(--nav-h) + 56px) 24px 90px; min-height: 88vh; position: relative; z-index: 2; }

.q-start { text-align: center; padding-top: 40px; animation: qFade .7s ease; }
.q-start-orbs { display: inline-flex; gap: 10px; margin-bottom: 30px; }
.q-start-orbs i { width: 16px; height: 16px; animation: orbFloat 3s ease-in-out infinite; }
.q-start-orbs i:nth-child(2) { animation-delay: .5s; }
.q-start-orbs i:nth-child(3) { animation-delay: 1s; }
@keyframes orbFloat { 0%,100% { translate: 0 0; } 50% { translate: 0 -8px; } }
.q-start h1 { font-size: clamp(30px, 5vw, 44px); line-height: 1.5; }
.q-start .en { font-family: var(--font-px); font-size: 14px; letter-spacing: 4px; color: var(--cyan); display: block; margin-top: 16px; }
.q-start .desc { color: var(--muted); margin: 22px 0 40px; }
.q-hint { margin-top: 26px; font-family: var(--font-px); font-size: 12px; letter-spacing: 2px; color: var(--faint); animation: softBlink 1.8s ease-in-out infinite; }
@keyframes softBlink { 0%, 100% { opacity: .9; } 50% { opacity: .25; } }
@keyframes qFade { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }

.q-progress { margin-bottom: 34px; }
.q-progress-head { display: flex; justify-content: space-between; margin-bottom: 10px; }
.q-progress-head .l { font-family: var(--font-px); font-size: 12px; letter-spacing: 2px; color: var(--faint); }
.q-progress-head .c { font-family: var(--font-en); font-weight: 700; font-size: 14px; color: var(--cyan); }
.q-bar { height: 12px; box-shadow: inset 0 0 0 2px var(--line-2); padding: 3px; }
.q-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--red), var(--yellow), var(--cyan)); transition: width .5s cubic-bezier(.25,.46,.45,.94); }
.q-hearts { display: flex; gap: 6px; margin-top: 10px; }
.q-hearts i {
  width: 12px; height: 12px; background: var(--panel-2);
  box-shadow: inset 0 0 0 1px var(--line-2);
  clip-path: polygon(50% 100%, 0 38%, 0 12%, 25% 0, 50% 18%, 75% 0, 100% 12%, 100% 38%);
}
.q-hearts i.done { background: var(--yellow); box-shadow: none; }

.q-card { background: var(--panel); border: 1px solid var(--line); padding: 38px 34px; position: relative; animation: qSlide .4s ease; }
.q-card::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: linear-gradient(90deg, var(--red), var(--yellow), var(--cyan)); }
@keyframes qSlide { from { opacity: 0; transform: translateX(34px); } to { opacity: 1; transform: none; } }
.q-num { font-family: var(--font-px); font-size: 13px; letter-spacing: 2px; color: var(--yellow); display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.q-num::after { content: ''; flex: 1; height: 1px; background: var(--line-2); }
.q-text { font-size: 18.5px; font-weight: 700; color: var(--ink); margin-bottom: 26px; }
.q-opts { display: grid; gap: 12px; }
.q-opt {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 18px;
  background: var(--bg);
  box-shadow: inset 0 0 0 1px var(--line);
  text-align: left;
  font-size: 15px;
  color: var(--body-c);
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease;
}
.q-opt:hover { box-shadow: inset 0 0 0 1px var(--cyan); transform: translateX(6px); color: var(--ink); background: rgba(45,189,182,.05); }
.q-opt .k { font-family: var(--font-px); font-size: 13px; color: var(--cyan); flex: none; width: 18px; }
.q-opt.selected { box-shadow: inset 0 0 0 2px var(--cyan); background: rgba(45,189,182,.1); color: var(--ink); }

.q-trans { text-align: center; padding: 90px 20px; animation: qFade .5s ease; }
.q-trans .orb { width: 56px; height: 56px; margin: 0 auto 24px; background: conic-gradient(var(--red), var(--yellow), var(--cyan), var(--red)); border-radius: 50%; filter: blur(1px); animation: orbSpin 2.4s linear infinite; }
@keyframes orbSpin { to { rotate: 360deg; } }
.q-trans p { font-family: var(--font-px); font-size: 14px; letter-spacing: 2px; color: var(--muted); line-height: 2.4; }
.q-dots::after { content: ''; animation: qDots 1.5s steps(4, end) infinite; }
@keyframes qDots { 0% { content: ''; } 25% { content: '.'; } 50% { content: '..'; } 75% { content: '...'; } }

.q-result { text-align: center; animation: qFade .8s ease; }
.q-result .rev { font-family: var(--font-px); font-size: 13px; letter-spacing: 4px; color: var(--faint); margin-bottom: 24px; }
.q-orb { width: 150px; height: 150px; border-radius: 50%; margin: 0 auto 28px; position: relative; animation: orbPulse 3.2s ease-in-out infinite; }
.q-orb::before { content: ''; position: absolute; inset: -14px; border-radius: 50%; border: 3px dashed; border-color: inherit; opacity: .3; animation: orbSpinSlow 12s linear infinite; }
.q-orb::after { content: ''; position: absolute; inset: 0; border-radius: 50%; background: inherit; filter: blur(30px); opacity: .38; z-index: -1; }
@keyframes orbPulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.045); } }
@keyframes orbSpinSlow { to { transform: rotate(360deg); } }
.q-cname { font-size: clamp(26px, 5vw, 36px); margin-bottom: 6px; }
.q-cen { font-family: var(--font-px); font-size: 13px; letter-spacing: 3px; color: var(--muted); margin-bottom: 26px; }
.q-desc { color: var(--body-c); max-width: 480px; margin: 0 auto 26px; }
.q-traits { display: flex; justify-content: center; flex-wrap: wrap; gap: 9px; margin-bottom: 34px; }
.q-match { border: 1px dashed var(--line-2); background: rgba(45,189,182,.04); padding: 24px; margin-bottom: 34px; }
.q-match .t { font-family: var(--font-px); font-size: 12px; letter-spacing: 2px; color: var(--cyan); margin-bottom: 8px; }
.q-match p { font-size: 14px; color: var(--body-c); }
.q-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* ============================================================
   WARRANTY PAGE (查詢保固)
   ============================================================ */
.w-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 32px;
  align-items: start;
  max-width: 1080px;
  margin: 0 auto;
}
@media (max-width: 940px) { .w-grid { grid-template-columns: 1fr; } }

.w-notes {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  padding: 36px 34px;
}
.w-notes h2 { font-size: 20px; margin-bottom: 24px; }
.w-items { display: grid; gap: 22px; }
.w-item { display: flex; gap: 16px; align-items: flex-start; }
.w-item .ico { width: 22px; height: 22px; color: var(--cyan); flex: none; margin-top: 3px; }
.w-item b { display: block; color: var(--ink); font-size: 15.5px; margin-bottom: 4px; }
.w-item p { font-size: 13.5px; color: var(--muted); }
.w-line-card {
  margin-top: 28px;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(6, 199, 85, .07);
  box-shadow: inset 0 0 0 1px rgba(6, 199, 85, .4);
}
.w-line-card img { width: 34px; height: 34px; flex: none; }
.w-line-card b { display: block; color: var(--ink); font-size: 14.5px; }
.w-line-card p { font-size: 12.5px; color: var(--muted); }
.w-line-card .btn { margin-left: auto; flex: none; }

.w-form-title { font-size: 20px; margin-bottom: 6px; }
.w-form-sub { font-size: 13px; color: var(--muted); margin-bottom: 24px; }

.warranty-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 40px 36px;
  position: relative;
}
.warranty-panel::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: linear-gradient(90deg, var(--red), var(--yellow), var(--cyan)); }
.w-result { margin-top: 26px; }
.w-card {
  border: 1px solid var(--cyan);
  background: rgba(45,189,182,.05);
  padding: 26px;
}
.w-card .w-status { font-family: var(--font-px); letter-spacing: 2px; color: var(--cyan); font-size: 14px; margin-bottom: 16px; }
.w-card dl { display: grid; grid-template-columns: auto 1fr; gap: 8px 20px; font-size: 14.5px; }
.w-card dt { color: var(--faint); }
.w-card dd { color: var(--ink); }
.w-msg { padding: 18px 20px; font-size: 14px; border: 1px solid var(--line-2); background: var(--bg); color: var(--muted); }
.w-msg.err { border-color: rgba(227,27,84,.5); color: #f2a1b8; }
.w-note { font-size: 12.5px; color: var(--faint); margin-top: 18px; }

/* ============================================================
   404 PAGE
   ============================================================ */
.err-wrap { min-height: 100svh; display: grid; place-items: center; text-align: center; padding: 40px 24px; }
.err-code { font-family: var(--font-px); font-size: clamp(64px, 14vw, 130px); line-height: 1; color: var(--ink); text-shadow: 5px 5px 0 var(--red), 10px 10px 0 rgba(45,189,182,.6); }
.err-title { font-family: var(--font-px); font-size: clamp(18px, 3vw, 26px); letter-spacing: 4px; color: var(--yellow); margin: 26px 0 10px; }
.err-desc { color: var(--muted); margin-bottom: 34px; }

/* ============================================================
   BOOT v3 — 正牌 logo 的像素解析亮相
   ============================================================ */
.boot-logo {
  position: relative;
  width: clamp(150px, 22vw, 210px);
  aspect-ratio: 1741 / 1305;
}
.boot-logo canvas,
.boot-logo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.boot-logo img { opacity: 0; }

/* ============================================================
   MARQUEE — 品牌跑馬燈
   ============================================================ */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  padding: 18px 0;
  position: relative;
  z-index: 4;
}
.marquee-track {
  display: flex;
  gap: 44px;
  width: max-content;
  will-change: transform;
}
.marquee-track span {
  font-family: var(--font-px);
  font-size: 15px;
  letter-spacing: 3px;
  color: var(--faint);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 44px;
}
.marquee-track span::after { content: '◆'; font-size: 9px; color: var(--line-2); }
.marquee-track span.hl { color: var(--cyan); }

/* ============================================================
   CINEMA BAND — 全幅視差敘事帶
   ============================================================ */
.cinema {
  position: relative;
  height: clamp(500px, 84vh, 800px);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cinema-bg {
  position: absolute;
  inset: -12% 0;
  background-size: cover;
  background-position: center 40%;
  will-change: transform;
}
.cinema-shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, var(--bg) 0%, rgba(8,8,10,.25) 24%, rgba(8,8,10,.25) 72%, var(--bg) 100%),
    radial-gradient(ellipse at center, rgba(8,8,10,.1) 0%, rgba(8,8,10,.66) 100%);
}
.cinema-inner { position: relative; z-index: 2; text-align: center; padding: 0 24px; }
.cinema-inner .eyebrow { justify-content: center; }
.cinema-inner h2 { font-size: clamp(30px, 4.6vw, 54px); margin-top: 16px; letter-spacing: 3px; text-shadow: 0 4px 30px rgba(0,0,0,.6); }
.cinema-inner p { color: var(--body-c); margin-top: 16px; font-size: 16px; text-shadow: 0 2px 14px rgba(0,0,0,.8); }
.cinema-feats {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 34px;
  flex-wrap: wrap;
}
.cinema-feat {
  display: grid;
  gap: 3px;
  justify-items: center;
  min-width: 150px;
  padding: 20px 26px;
  background: rgba(10, 10, 13, .55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12);
}
.cinema-feat .ico { width: 22px; height: 22px; color: var(--cyan); margin-bottom: 8px; }
.cinema-feat b { font-family: var(--font-en); font-size: 20px; letter-spacing: 1px; color: var(--ink); }
.cinema-feat span { font-size: 12.5px; color: var(--muted); letter-spacing: 1px; }
.cinema-cta { margin-top: 30px; }
@media (max-width: 700px) {
  .cinema-feat { min-width: 128px; padding: 14px 16px; }
  .cinema-feat b { font-size: 16px; }
}

/* ============================================================
   SPACE FIELD — 深度粒子場（three.js，掛在 [data-space] 區塊）
   ============================================================ */
[data-space] { position: relative; }
canvas.space {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* ============================================================
   FILM WAVE — 虹彩膜浪（three.js，掛在 [data-wave] 區塊）
   ============================================================ */
[data-wave] { position: relative; }
canvas.filmwave {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .55;
  pointer-events: none;
}
[data-wave] > .container { position: relative; z-index: 2; }

/* 首頁數據區：玻璃卡片浮在膜浪上 */
.stats-zone .stat {
  background: rgba(13, 13, 17, .72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-color: rgba(255, 255, 255, .09);
}

/* 測試截圖模式：固定 hero 高度，讓整頁截圖呈現真實比例 */
html.shot .hero { min-height: 780px; }

/* ============================================================
   MOTION SAFETY — 光敏防護：全站不閃爍
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .rv, .ph { opacity: 1 !important; transform: none !important; }
}