:root {
  --bg: #f7f2e8;
  --bg-strong: #f0e0bd;
  --ink: #1d1a17;
  --ink-soft: rgba(29, 26, 23, 0.74);
  --line: rgba(29, 26, 23, 0.12);
  --card: rgba(255, 251, 244, 0.78);
  --card-strong: rgba(255, 248, 235, 0.95);
  --accent: #ea5b2a;
  --accent-deep: #c03c0f;
  --accent-alt: #146356;
  --shadow: 0 24px 80px rgba(60, 34, 10, 0.14);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "Avenir Next", "PingFang TC", "Noto Sans TC", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(234, 91, 42, 0.22), transparent 28%),
    radial-gradient(circle at 85% 12%, rgba(20, 99, 86, 0.2), transparent 24%),
    linear-gradient(180deg, #fffaf1 0%, var(--bg) 100%);
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  width: 28rem;
  height: 28rem;
  border-radius: 999px;
  filter: blur(40px);
  opacity: 0.45;
  pointer-events: none;
  z-index: 0;
}

body::before {
  top: -12rem;
  right: -10rem;
  background: rgba(234, 91, 42, 0.2);
}

body::after {
  bottom: -14rem;
  left: -8rem;
  background: rgba(20, 99, 86, 0.18);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding-bottom: 4rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 0;
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 0.9rem;
  background: var(--ink);
  color: #fff8ed;
  font-family: "Iansui", "Noto Serif TC", serif;
}

.brand-text {
  font-size: 1.05rem;
}

.site-nav {
  display: inline-flex;
  gap: 1.2rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 250, 241, 0.7);
}

.site-nav a {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(3rem, 5vw, 4.75rem);
  align-items: start;
  padding: 4rem 0 3rem;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 41rem;
  padding-top: 0.8rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent-deep);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.split-copy h2,
.cta-copy h2 {
  margin: 0;
  font-family: "Iansui", "Noto Serif TC", serif;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 5.8rem);
  max-width: 10.5ch;
}

.hero h1 span {
  display: block;
  color: var(--accent-deep);
}

.hero-lead,
.split-copy p,
.cta-copy p,
.feature-card p,
.identity-card p,
.faq-item p {
  color: var(--ink-soft);
  line-height: 1.8;
}

.hero-lead {
  max-width: 42rem;
  margin: 1.4rem 0 0;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 2rem 0 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.85rem 1.3rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover,
.cta-form button:hover {
  transform: translateY(-2px);
}

.button-primary,
.cta-form button {
  background: linear-gradient(135deg, var(--accent) 0%, #ff8f45 100%);
  color: #fff;
  box-shadow: 0 16px 36px rgba(234, 91, 42, 0.3);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 250, 241, 0.72);
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-points li,
.mail-tags span,
.logo-strip-track span {
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 250, 241, 0.76);
}

.hero-card {
  position: relative;
  min-height: 34rem;
  padding-top: 1.5rem;
  padding-bottom: 3.5rem;
}

.mail-window,
.feature-card,
.identity-card,
.stat-card,
.faq-item,
.cta-panel {
  border: 1px solid rgba(29, 26, 23, 0.08);
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.mail-window {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.mail-window::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 10rem;
  background: linear-gradient(180deg, transparent 0%, rgba(20, 99, 86, 0.11) 100%);
}

.window-bar {
  display: flex;
  gap: 0.45rem;
  padding: 1rem 1.15rem;
  border-bottom: 1px solid var(--line);
}

.window-bar span {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: rgba(29, 26, 23, 0.2);
}

.mail-body {
  display: grid;
  gap: 1.1rem;
  padding: 1.4rem 1.4rem 2rem;
}

.mail-visual {
  position: relative;
  padding: 1rem 1rem 0;
}

.mail-visual img {
  display: block;
  width: 100%;
  border-radius: 1.6rem;
  border: 1px solid rgba(29, 26, 23, 0.08);
  background: #fff8ed;
}

.mail-label,
.identity-type {
  margin: 0;
  color: var(--accent-alt);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.mail-address {
  margin: 0;
  font-family: "JetBrains Mono", "SFMono-Regular", monospace;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  font-weight: 700;
  line-height: 1.2;
  word-break: break-word;
}

.alias-input {
  display: grid;
  gap: 0.6rem;
}

.alias-input span {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.alias-input input,
.cta-form input {
  min-height: 3.3rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.68);
  color: var(--ink);
}

.mail-tags {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.floating-note {
  position: absolute;
  z-index: 2;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(29, 26, 23, 0.08);
  border-radius: 1.1rem;
  background: var(--card-strong);
  box-shadow: 0 16px 40px rgba(39, 22, 7, 0.12);
  max-width: 15rem;
}

.floating-note strong,
.feature-card h3,
.identity-card h3,
.faq-item h3 {
  display: block;
  margin-bottom: 0.25rem;
}

.floating-note span {
  color: var(--ink-soft);
  line-height: 1.5;
}

.floating-note-top {
  top: 0;
  right: 0;
}

.floating-note-bottom {
  right: 1rem;
  bottom: -0.8rem;
}

.logo-strip {
  display: grid;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: 1.6rem;
  background: rgba(255, 250, 241, 0.7);
}

.logo-strip p {
  margin: 0;
  color: var(--ink-soft);
}

.logo-strip-track {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.section {
  padding: 5.5rem 0 0;
}

.section-grid {
  display: grid;
  gap: 2rem;
}

.section-heading {
  display: grid;
  gap: 0.9rem;
  max-width: none;
  margin-bottom: clamp(1.75rem, 3vw, 2.8rem);
}

.section-heading .eyebrow {
  margin-bottom: 0;
}

.section-heading h2 {
  font-size: clamp(2.3rem, 4vw, 4.2rem);
  line-height: 1.06;
  max-width: none;
}

.split-copy h2,
.cta-copy h2 {
  font-size: clamp(2.3rem, 4vw, 4.2rem);
  line-height: 1.06;
  max-width: 10em;
}

.section-subcopy {
  max-width: none;
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.02rem;
  line-height: 1.85;
}

.feature-grid,
.identity-showcase,
.faq-list,
.creative-grid,
.gallery-grid,
.merch-grid,
.meme-grid,
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.feature-card,
.identity-card,
.faq-item,
.creative-card,
.gallery-card,
.merch-card,
.meme-card,
.benefit-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
}

.creative-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.media-hook {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1.6rem;
  padding: 1.15rem 1.25rem;
  border: 1px solid rgba(29, 26, 23, 0.08);
  border-radius: 1.25rem;
  background:
    linear-gradient(135deg, rgba(234, 91, 42, 0.12), rgba(255, 247, 234, 0.9)),
    rgba(255, 251, 244, 0.7);
  box-shadow: 0 16px 40px rgba(39, 22, 7, 0.08);
}

.media-hook strong {
  font-size: 1.05rem;
}

.media-hook span {
  color: var(--ink-soft);
  line-height: 1.7;
}

.merch-hook {
  margin-bottom: 1.8rem;
  background:
    linear-gradient(135deg, rgba(20, 99, 86, 0.12), rgba(255, 247, 234, 0.92)),
    rgba(255, 251, 244, 0.72);
}

.creative-card {
  border: 1px solid rgba(29, 26, 23, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 247, 234, 0.92), rgba(255, 251, 244, 0.72));
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.creative-card h3 {
  margin: 0 0 0.8rem;
  font-size: 1.4rem;
}

.creative-card p:last-child {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.8;
}

.gallery-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
}

.gallery-card {
  display: grid;
  gap: 0.9rem;
  border: 1px solid rgba(29, 26, 23, 0.08);
  background: rgba(255, 251, 244, 0.92);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.gallery-card img {
  display: block;
  width: 100%;
  border-radius: 1.15rem;
  background: #fff8ed;
}

.gallery-card figcaption {
  display: grid;
  gap: 0.35rem;
}

.gallery-card figcaption strong {
  font-size: 1.15rem;
}

.gallery-card figcaption span {
  color: var(--ink-soft);
  line-height: 1.7;
}

.gallery-card-tilt-left {
  transform: rotate(-2deg);
}

.gallery-card-center {
  transform: translateY(1.2rem);
}

.gallery-card-tilt-right {
  transform: rotate(2deg);
}

.merch-grid {
  grid-template-columns: 1.15fr 1fr 1fr;
  align-items: stretch;
}

.merch-card {
  display: grid;
  gap: 1rem;
  border: 1px solid rgba(29, 26, 23, 0.08);
  background: rgba(255, 251, 244, 0.92);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.merch-card img {
  display: block;
  width: 100%;
  border-radius: 1.15rem;
  background: #fff8ed;
}

.merch-card-large {
  transform: translateY(-0.75rem);
}

.merch-copy {
  display: grid;
  gap: 0.45rem;
}

.merch-copy h3 {
  margin: 0;
  font-size: 1.35rem;
}

.merch-copy p:last-child {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.8;
}

.meme-grid {
  align-items: stretch;
}

.meme-card,
.benefit-card {
  border: 1px solid rgba(29, 26, 23, 0.08);
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.meme-frame {
  display: grid;
  gap: 1rem;
  min-height: 22rem;
  padding: 1rem;
  border-radius: 1.2rem;
  text-align: center;
}

.meme-frame-orange {
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.35), transparent 32%),
    linear-gradient(180deg, #ffb16d 0%, #f76f3f 100%);
}

.meme-frame-green {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.35), transparent 32%),
    linear-gradient(180deg, #9dd8b8 0%, #2d8f73 100%);
}

.meme-frame-cream {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.7), transparent 36%),
    linear-gradient(180deg, #fff6de 0%, #f2d8a7 100%);
}

.meme-top,
.meme-bottom {
  margin: 0;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

.meme-top {
  font-size: 1.05rem;
}

.meme-bottom {
  font-size: 1.2rem;
}

.meme-face {
  position: relative;
  width: min(12rem, 100%);
  aspect-ratio: 1;
  margin: auto;
  border: 4px solid rgba(29, 26, 23, 0.25);
  border-radius: 50%;
  background: rgba(255, 250, 241, 0.88);
}

.meme-face::before,
.meme-face::after {
  content: "";
  position: absolute;
  background: rgba(29, 26, 23, 0.9);
}

.meme-face::before {
  top: 34%;
  left: 24%;
  width: 16%;
  height: 16%;
  border-radius: 50%;
  box-shadow: 4.1rem 0 0 rgba(29, 26, 23, 0.9);
}

.meme-face::after {
  left: 24%;
  right: 24%;
  bottom: 22%;
  height: 0.5rem;
  border-radius: 999px;
}

.meme-face-cool {
  box-shadow: inset 0 -0.75rem 0 rgba(29, 26, 23, 0.08);
}

.meme-chat {
  display: grid;
  gap: 0.7rem;
  align-content: center;
  justify-items: center;
  margin: auto;
}

.meme-chat span,
.meme-ticket {
  padding: 0.9rem 1rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 10px 24px rgba(29, 26, 23, 0.12);
}

.meme-chat span {
  min-width: 8rem;
  font-weight: 700;
}

.meme-ticket {
  display: grid;
  gap: 0.35rem;
  min-height: 9rem;
  align-content: center;
  margin: auto;
  width: min(100%, 16rem);
  border: 2px dashed rgba(29, 26, 23, 0.25);
}

.meme-ticket strong {
  font-size: 1.4rem;
  line-height: 1.2;
}

.benefit-card h3 {
  margin: 0 0 0.7rem;
  font-size: 1.25rem;
}

.benefit-card p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.8;
}


.feature-card h3,
.identity-card h3,
.faq-item h3 {
  margin: 0 0 0.8rem;
  font-size: 1.2rem;
}

.identity-section {
  position: relative;
}

.identity-showcase .identity-card:nth-child(2) {
  transform: translateY(2rem);
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.95fr);
  gap: 1.6rem;
  align-items: start;
}

.stats-panel {
  display: grid;
  gap: 1rem;
}

.stat-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
}

.stat-card strong {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 2rem;
  font-family: "Iansui", "Noto Serif TC", serif;
}

.stat-card span,
.form-note,
.form-feedback {
  color: var(--ink-soft);
  line-height: 1.7;
}

.cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(20rem, 0.9fr);
  gap: 1.5rem;
  padding: 1.6rem;
  border-radius: calc(var(--radius-xl) + 0.4rem);
  background:
    linear-gradient(140deg, rgba(255, 247, 234, 0.96), rgba(255, 251, 244, 0.75)),
    radial-gradient(circle at top right, rgba(234, 91, 42, 0.12), transparent 36%);
}

.cta-form {
  display: grid;
  gap: 0.9rem;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.5);
}

.cta-form label {
  font-weight: 700;
}

.cta-form button {
  min-height: 3.4rem;
  border: 0;
  border-radius: 1rem;
  cursor: pointer;
}

.form-note {
  margin: 0;
  font-size: 0.9rem;
}

.site-footer {
  padding: 4.5rem 0 0;
}

.footer-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr);
  gap: 2rem;
  padding: 1.8rem;
  border: 1px solid rgba(29, 26, 23, 0.08);
  border-radius: calc(var(--radius-xl) + 0.2rem);
  background:
    linear-gradient(135deg, rgba(255, 247, 234, 0.92), rgba(255, 251, 244, 0.72)),
    radial-gradient(circle at top right, rgba(20, 99, 86, 0.1), transparent 38%);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.footer-brand {
  display: grid;
  gap: 1rem;
}

.footer-tagline {
  margin: 0;
  font-family: "Iansui", "Noto Serif TC", serif;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  line-height: 1.15;
}

.footer-copy,
.footer-bottom p,
.footer-links a {
  color: var(--ink-soft);
}

.footer-copy,
.footer-bottom p {
  margin: 0;
  line-height: 1.8;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.footer-links div {
  display: grid;
  gap: 0.7rem;
  align-content: start;
}

.footer-heading {
  margin: 0 0 0.15rem;
  font-weight: 800;
}

.footer-links a {
  transition: color 180ms ease;
}

.footer-links a:hover {
  color: var(--ink);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1rem 0 0;
}

.form-feedback {
  min-height: 1.7em;
  margin: 0;
  font-size: 0.95rem;
}

.form-feedback.is-error {
  color: #a53b1a;
}

.form-feedback.is-success {
  color: var(--accent-alt);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .hero,
  .split-section,
  .cta-panel,
  .footer-panel,
  .feature-grid,
  .identity-showcase,
  .faq-list,
  .creative-grid,
  .gallery-grid,
  .merch-grid,
  .meme-grid,
  .benefit-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .hero-card {
    min-height: auto;
  }

  .floating-note {
    position: static;
    max-width: none;
    margin-top: 1rem;
  }

  .identity-showcase .identity-card:nth-child(2) {
    transform: none;
  }

  .gallery-card-tilt-left,
  .gallery-card-center,
  .gallery-card-tilt-right,
  .merch-card-large {
    transform: none;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1180px) and (min-width: 981px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(24rem, 0.9fr);
    gap: 2.6rem;
  }

  .hero h1 {
    font-size: clamp(2.9rem, 5vw, 4.8rem);
  }

  .floating-note {
    max-width: 13rem;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(calc(100% - 1.2rem), var(--max-width));
  }

  .site-header {
    flex-direction: column;
    gap: 0.9rem;
    align-items: stretch;
  }

  .site-nav {
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero h1 {
    font-size: clamp(2.5rem, 12vw, 4rem);
  }

  .section-heading {
    max-width: 100%;
    margin-bottom: 1.4rem;
  }

  .section-heading h2,
  .split-copy h2,
  .cta-copy h2 {
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .mail-address {
    font-size: 1.5rem;
  }

  .section {
    padding-top: 4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}