:root {
  --bg-1: #130d52;
  --bg-2: #22147c;
  --bg-3: #351393;
  --cyan: #54dcff;
  --cyan-2: #16a6ff;
  --pink: #ff58d5;
  --pink-2: #ff8de9;
  --purple: #9f54ff;
  --white: #ffffff;
  --text: #f9f8ff;
  --muted: #cfc8f8;
  --card: rgba(32, 24, 104, 0.72);
  --card-strong: rgba(39, 29, 126, 0.92);
  --line: rgba(255, 255, 255, 0.13);
  --shadow: 0 24px 70px rgba(7, 5, 45, 0.45);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 108px; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 50% -10%, rgba(90, 208, 255, 0.13), transparent 34%),
    linear-gradient(180deg, #17105d 0%, #241074 42%, #190957 100%);
  font-family: "Noto Sans TC", "Microsoft JhengHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.8;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.25), transparent 75%);
  z-index: -1;
}

.shell { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }

.page-bg { position: fixed; inset: 0; z-index: -2; overflow: hidden; pointer-events: none; }
.aurora { position: absolute; border-radius: 50%; filter: blur(34px); opacity: .42; }
.aurora-1 { width: 420px; height: 420px; top: 7vh; left: -110px; background: #4e35ff; }
.aurora-2 { width: 520px; height: 520px; top: 22vh; right: -180px; background: #ee45ff; opacity: .28; }
.aurora-3 { width: 480px; height: 480px; bottom: -180px; left: 30%; background: #00c9ff; opacity: .18; }
.star, .note { position: absolute; text-shadow: 0 0 18px currentColor; animation: float 6s ease-in-out infinite; }
.star { color: #ffbdf0; font-size: 26px; }
.note { color: #71dfff; font-size: 42px; opacity: .68; }
.star-1 { top: 8%; left: 8%; }
.star-2 { top: 18%; right: 14%; animation-delay: -2s; }
.star-3 { top: 56%; left: 4%; animation-delay: -4s; }
.note-1 { top: 15%; left: 4%; transform: rotate(-10deg); }
.note-2 { top: 38%; right: 5%; animation-delay: -2.5s; }
.note-3 { top: 76%; left: 8%; animation-delay: -4.5s; }

@keyframes float {
  0%,100% { transform: translateY(0) rotate(-4deg); }
  50% { transform: translateY(-14px) rotate(4deg); }
}

.hero { position: relative; padding: 44px 0 40px; overflow: hidden; }
.hero::after {
  content: "";
  position: absolute;
  left: 50%; bottom: -160px;
  width: 780px; height: 320px;
  transform: translateX(-50%);
  border: 2px solid rgba(87, 218, 255, .35);
  border-radius: 50%;
  box-shadow: 0 0 55px rgba(77, 217, 255, .25), inset 0 0 50px rgba(255, 85, 219, .16);
}
.hero__inner { position: relative; min-height: 470px; }
.agency-badge {
  width: fit-content;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 auto 54px;
  padding: 8px 16px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(13, 11, 69, .46);
  backdrop-filter: blur(12px);
}
.agency-badge__mark {
  display: grid; place-items: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, #ffcc46, #ff5ebf 48%, #52dcff 72%);
  box-shadow: 0 0 20px rgba(255, 93, 213, .5);
}
.agency-badge strong, .agency-badge span { display: block; }
.agency-badge strong { font-size: 15px; letter-spacing: .04em; }
.agency-badge span { font-size: 9px; color: #b8b5e8; line-height: 1.3; }

.hero__content { width: min(760px, 78%); position: relative; z-index: 2; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #e9ddff;
  font-weight: 800;
  letter-spacing: .16em;
  font-size: 13px;
  margin-bottom: 12px;
}
.eyebrow::before { content: "♫"; color: var(--pink-2); font-size: 20px; }
.hero h1 { margin: 0; line-height: .95; letter-spacing: -.04em; }
.hero h1 span, .hero h1 strong { display: block; width: fit-content; }
.hero h1 span {
  font-size: clamp(46px, 8vw, 86px);
  color: #fff;
  text-shadow: 0 5px 0 #7f29a3, 0 0 20px rgba(255, 91, 222, .7), 0 0 45px rgba(93, 204, 255, .35);
}
.hero h1 strong {
  margin-top: 10px;
  font-size: clamp(58px, 9.2vw, 100px);
  color: #fff8ff;
  text-shadow: 0 7px 0 #d638b8, 0 0 23px rgba(255, 95, 223, .95), 0 0 55px rgba(75, 210, 255, .38);
}
.hero__lead { max-width: 680px; margin: 30px 0 24px; font-size: 18px; color: #e4e0ff; }
.hero__chips { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.info-chip {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px;
  background: rgba(22, 18, 91, .7);
  border: 1px solid rgba(111, 223, 255, .28);
  border-radius: 16px;
  box-shadow: inset 0 0 18px rgba(98, 216, 255, .06);
}
.info-chip__icon { display: grid; place-items: center; flex: 0 0 38px; width: 38px; height: 38px; border-radius: 12px; background: linear-gradient(145deg, #ff66da, #7d4cff); font-weight: 900; box-shadow: 0 0 18px rgba(255, 82, 214, .32); }
.info-chip small { display: block; color: #aaa6dc; font-size: 11px; line-height: 1.4; }
.info-chip strong { display: block; font-size: 14px; line-height: 1.4; }

.hero__orb {
  position: absolute;
  right: 12px; bottom: 26px;
  width: 300px; height: 300px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(255,255,255,.32), rgba(61, 212, 255, .12) 35%, rgba(145, 69, 255, .20) 66%, rgba(17, 11, 73, .08) 72%);
  border: 2px solid rgba(111, 221, 255, .42);
  box-shadow: 0 0 40px rgba(55, 209, 255, .26), inset 0 0 45px rgba(255,255,255,.06);
}
.hero__orb::before, .hero__orb::after {
  content: ""; position: absolute; border-radius: 50%;
  border: 1px solid rgba(255, 116, 224, .46);
}
.hero__orb::before { inset: 18px; transform: rotate(18deg); }
.hero__orb::after { inset: 38px; border-color: rgba(97, 222, 255, .35); }
.hero__mic { font-size: 108px; filter: drop-shadow(0 0 24px rgba(75,211,255,.45)); transform: rotate(-10deg); }
.hero__wave { position: absolute; left: 48px; right: 48px; bottom: 46px; height: 28px; display: flex; align-items: center; justify-content: center; gap: 6px; }
.hero__wave span { width: 4px; border-radius: 999px; background: linear-gradient(#ff7ce5, #4ddfff); animation: wave 1.15s ease-in-out infinite; box-shadow: 0 0 10px #65dbff; }
.hero__wave span:nth-child(1), .hero__wave span:nth-child(7) { height: 8px; }
.hero__wave span:nth-child(2), .hero__wave span:nth-child(6) { height: 18px; animation-delay: -.2s; }
.hero__wave span:nth-child(3), .hero__wave span:nth-child(5) { height: 26px; animation-delay: -.4s; }
.hero__wave span:nth-child(4) { height: 14px; animation-delay: -.6s; }
@keyframes wave { 0%,100% { transform: scaleY(.65); } 50% { transform: scaleY(1.25); } }

.section-nav {
  position: sticky; top: 0; z-index: 20;
  padding: 12px 0;
  background: rgba(15, 11, 63, .72);
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(126, 219, 255, .16);
  backdrop-filter: blur(18px) saturate(140%);
  box-shadow: 0 12px 30px rgba(10, 6, 55, .18);
}
.section-nav__inner { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; padding-bottom: 1px; }
.section-nav__inner::-webkit-scrollbar { display: none; }
.section-tab {
  flex: 0 0 auto;
  min-width: 102px;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  padding: 10px 13px;
  color: #dcd8ff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 800;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  background: rgba(255,255,255,.045);
  transition: .22s ease;
}
.section-tab b { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 8px; background: rgba(255,255,255,.08); color: #9aeaff; }
.section-tab:hover { transform: translateY(-1px); border-color: rgba(110, 224, 255, .42); color: #fff; }
.section-tab.active {
  color: #fff;
  border-color: rgba(255, 113, 222, .56);
  background: linear-gradient(135deg, rgba(255, 83, 213, .28), rgba(69, 201, 255, .18));
  box-shadow: 0 0 20px rgba(255, 73, 204, .16), inset 0 0 16px rgba(255,255,255,.04);
}
.section-tab.active b { background: linear-gradient(145deg, #ff63d7, #6edfff); color: #fff; }

.content-wrap { padding: 42px 0 80px; }
.rule-card {
  scroll-margin-top: 92px;
  position: relative;
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 8px;
  margin: 0 0 26px;
  padding: 28px 32px 30px 22px;
  border: 1px solid rgba(126, 221, 255, .17);
  border-radius: 26px;
  background: linear-gradient(150deg, rgba(41, 31, 126, .88), rgba(27, 21, 94, .74));
  box-shadow: var(--shadow), inset 0 0 34px rgba(125, 93, 255, .04);
  overflow: hidden;
}
.rule-card::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 100% 0%, rgba(255, 81, 208, .11), transparent 35%), radial-gradient(circle at 0 100%, rgba(65, 211, 255, .10), transparent 30%);
  pointer-events: none;
}
.rule-card::after {
  content: ""; position: absolute; left: 0; top: 26px; bottom: 26px; width: 3px;
  background: linear-gradient(#ff65dd, #52dbff);
  box-shadow: 0 0 16px #ff60d7;
}
.rule-card__index {
  position: relative; z-index: 1;
  display: grid; place-items: center;
  width: 56px; height: 56px;
  margin-top: 4px;
  border-radius: 18px;
  background: linear-gradient(145deg, #ff5ed2, #614dff 54%, #4bdcff);
  font-size: 24px;
  font-weight: 900;
  box-shadow: 0 8px 30px rgba(255, 76, 205, .28), inset 0 0 14px rgba(255,255,255,.18);
}
.rule-card__body { position: relative; z-index: 1; min-width: 0; }
.section-heading { display: flex; align-items: center; gap: 11px; margin-bottom: 14px; }
.section-heading span { color: #7be6ff; font-size: 12px; letter-spacing: .16em; font-weight: 900; }
.section-heading h2 { margin: 0; font-size: clamp(24px, 3.4vw, 34px); letter-spacing: .02em; }
p { margin: 0 0 12px; color: #dedaff; }
.big-text { font-size: 21px; font-weight: 800; color: #fff; }

.date-banner { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; padding: 18px 20px; border: 1px solid rgba(255, 109, 221, .28); border-radius: 18px; background: linear-gradient(135deg, rgba(255, 76, 205, .15), rgba(72, 205, 255, .10)); }
.date-banner__label { padding: 6px 11px; border-radius: 999px; background: #ff5acb; color: #fff; font-size: 12px; font-weight: 900; box-shadow: 0 0 18px rgba(255, 90, 203, .33); }
.date-banner strong { font-size: 20px; letter-spacing: .03em; }

.flow-row { margin-top: 20px; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: 10px; }
.flow-step { padding: 18px 16px; border: 1px solid rgba(114, 218, 255, .18); border-radius: 18px; background: rgba(255,255,255,.045); text-align: center; }
.flow-step i { display: grid; place-items: center; width: 34px; height: 34px; margin: 0 auto 10px; border-radius: 50%; background: linear-gradient(145deg, #ff61d5, #7554ff); font-style: normal; font-weight: 900; box-shadow: 0 0 16px rgba(255, 86, 209, .25); }
.flow-step strong, .flow-step span { display: block; }
.flow-step strong { font-size: 15px; }
.flow-step span { margin-top: 3px; color: #bdb8ec; font-size: 12px; }
.flow-arrow { display: grid; place-items: center; color: #82e6ff; font-size: 32px; text-shadow: 0 0 12px rgba(82, 219, 255, .5); }

.callout { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; padding: 16px 18px; margin-bottom: 18px; border-radius: 18px; background: linear-gradient(90deg, rgba(255, 73, 198, .18), rgba(75, 215, 255, .12)); border: 1px solid rgba(255,255,255,.12); }
.callout strong { color: #fff; font-size: 18px; }
.callout span { color: #cfcaf6; }
.steps-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.steps-list li { display: grid; grid-template-columns: 42px 1fr; gap: 14px; padding: 16px; border-radius: 16px; background: rgba(255,255,255,.035); border: 1px solid rgba(255,255,255,.075); }
.steps-list__num { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 12px; color: #fff; background: linear-gradient(145deg, rgba(255, 84, 208, .96), rgba(69, 197, 255, .96)); font-weight: 900; }
.steps-list strong { color: #fff; }
.steps-list p { margin: 2px 0 0; }
.mini-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
.mini-grid article { padding: 16px; border-radius: 18px; background: rgba(255,255,255,.04); border: 1px solid rgba(124, 219, 255, .10); }
.mini-grid article > span { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 11px; background: rgba(91, 216, 255, .13); color: #8ceaff; margin-bottom: 10px; }
.mini-grid h3 { margin: 0 0 6px; font-size: 15px; }
.mini-grid p { font-size: 13px; margin: 0; color: #c8c3ed; }

.prize-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 20px 0; }
.prize-card { position: relative; overflow: hidden; padding: 20px 14px; text-align: center; border-radius: 20px; border: 1px solid rgba(255,255,255,.11); background: linear-gradient(150deg, rgba(69, 54, 153, .95), rgba(41, 29, 117, .82)); }
.prize-card::after { content: ""; position: absolute; left: 20%; right: 20%; bottom: -16px; height: 32px; background: #5de2ff; filter: blur(22px); opacity: .22; }
.prize-card--hero { border-color: rgba(255, 91, 215, .45); box-shadow: inset 0 0 22px rgba(255, 82, 208, .08), 0 0 24px rgba(255, 81, 210, .08); }
.prize-card small, .prize-card strong, .prize-card span { display: block; position: relative; z-index: 1; }
.prize-card small { color: #c7c2ef; font-size: 12px; }
.prize-card strong { margin: 4px 0 2px; font-size: 28px; color: #fff; text-shadow: 0 0 14px rgba(255,255,255,.15); }
.prize-card strong em { font-size: 13px; font-style: normal; margin-left: 2px; color: #a9eaff; }
.prize-card span { font-size: 13px; color: #ffb5ee; }
.live-badge { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 999px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); color: #d8d4fa; font-size: 13px; }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: #ff548f; box-shadow: 0 0 10px #ff548f; animation: pulse 1.4s infinite; }
@keyframes pulse { 50% { transform: scale(1.35); opacity: .65; } }

.notice-box { margin-top: 16px; padding: 18px 20px; border-radius: 18px; border: 1px solid rgba(255, 184, 239, .18); background: rgba(255, 84, 208, .07); }
.notice-box strong { display: block; margin-bottom: 4px; color: #ffc4f2; }
.notice-box p { margin: 0; }
.bullet-stack { display: grid; gap: 12px; }
.bullet-stack article { display: grid; grid-template-columns: 44px 1fr; gap: 12px; padding: 16px; border-radius: 17px; background: rgba(255,255,255,.035); border: 1px solid rgba(255,255,255,.07); }
.bullet-stack article > span { color: #83e7ff; font-size: 12px; font-weight: 900; padding-top: 2px; }
.bullet-stack p { margin: 0; }
.bullet-stack strong { color: #fff; }

.extra-notes { margin-top: 34px; padding: 26px 28px; border-radius: 24px; border: 1px solid rgba(255,255,255,.12); background: linear-gradient(145deg, rgba(24, 18, 86, .84), rgba(38, 22, 100, .72)); box-shadow: var(--shadow); }
.extra-notes__title { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 16px; }
.extra-notes__title span { color: #ff9fe9; text-shadow: 0 0 12px rgba(255, 110, 224, .55); }
.extra-notes h2 { margin: 0; font-size: 22px; }
.extra-notes article { display: grid; grid-template-columns: 38px 1fr; gap: 12px; padding: 14px 0; border-top: 1px solid rgba(255,255,255,.07); }
.extra-notes article:first-of-type { border-top: 0; }
.extra-notes b { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; background: rgba(89, 214, 255, .12); color: #8feaff; }
.extra-notes p { margin: 0; }

.site-footer { padding: 22px 0 38px; border-top: 1px solid rgba(255,255,255,.07); background: rgba(11, 8, 49, .36); }
.site-footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.site-footer strong, .site-footer span { display: block; }
.site-footer strong { font-size: 14px; }
.site-footer span { margin-top: 2px; font-size: 11px; color: #a8a4d4; }
.back-top { color: #fff; text-decoration: none; font-size: 12px; font-weight: 900; padding: 9px 13px; border-radius: 999px; border: 1px solid rgba(101, 223, 255, .28); background: rgba(255,255,255,.04); }

@media (max-width: 920px) {
  .hero__inner { min-height: auto; }
  .agency-badge { margin-bottom: 38px; }
  .hero__content { width: 100%; }
  .hero__orb { opacity: .18; right: -80px; bottom: 30px; transform: scale(.82); }
  .hero__chips { grid-template-columns: 1fr; max-width: 520px; }
  .prize-grid { grid-template-columns: repeat(2, 1fr); }
  .mini-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  html { scroll-padding-top: 92px; }
  .shell { width: min(100% - 24px, 1120px); }
  .hero { padding-top: 22px; }
  .agency-badge { margin-left: 0; margin-bottom: 30px; }
  .agency-badge strong { font-size: 13px; }
  .hero h1 span { font-size: clamp(42px, 15vw, 62px); }
  .hero h1 strong { font-size: clamp(48px, 17vw, 72px); }
  .hero__lead { font-size: 15px; margin-top: 24px; }
  .section-nav { padding: 9px 0; }
  .section-tab { min-width: 92px; padding: 8px 10px; }
  .content-wrap { padding-top: 26px; }
  .rule-card { grid-template-columns: 1fr; padding: 22px 18px 22px; border-radius: 22px; }
  .rule-card::after { top: 20px; bottom: 20px; }
  .rule-card__index { width: 44px; height: 44px; border-radius: 14px; font-size: 19px; }
  .flow-row { grid-template-columns: 1fr; }
  .flow-arrow { transform: rotate(90deg); line-height: 1; }
  .prize-grid { grid-template-columns: 1fr 1fr; }
  .bullet-stack article { grid-template-columns: 1fr; }
  .site-footer__inner { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 420px) {
  .prize-grid { grid-template-columns: 1fr; }
  .agency-badge { border-radius: 18px; }
}