/* ============ Design Tokens ============ */
:root, [data-theme='light'] {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 720px;
  --content-default: 1080px;
  --content-wide: 1240px;

  /* Fonts (loaded in <head>) */
  --font-body: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  --font-display: "Noto Serif TC", "PingFang TC", serif;

  /* ---- Brand palette: 綠白（Logo 呼應） ---- */
  /* Surfaces */
  --color-bg: #F7FAF6;
  --color-surface: #FFFFFF;
  --color-surface-2: #F0F6EE;
  --color-surface-offset: #E4EEDF;
  --color-border: #D3E2CC;
  --color-divider: #E6EEE1;

  /* Text */
  --color-text: #1B2A20;
  --color-text-muted: #536358;
  --color-text-faint: #8FA396;
  --color-text-inverse: #FFFFFF;

  /* Primary — 深綠（呼應 logo 底色） */
  --color-primary: #1F6B3A;
  --color-primary-hover: #175730;
  --color-primary-active: #103F22;
  --color-primary-highlight: #D6E8DA;

  /* Secondary — 亮綠 accent */
  --color-secondary: #2FA05F;

  /* Accent — 金黃（呼應 logo 五星） */
  --color-gold: #C8961C;
  --color-gold-soft: #F5E9C6;

  /* Accent — 紅（呼應 logo 邊框緞帶）— 節制使用 */
  --color-red: #C5352E;
  --color-red-soft: #F7DDDB;

  --color-success: #1F6B3A;

  /* Shadows — 綠調 */
  --shadow-sm: 0 1px 2px rgba(31, 107, 58, 0.06);
  --shadow-md: 0 6px 20px rgba(31, 107, 58, 0.10);
  --shadow-lg: 0 20px 48px rgba(31, 107, 58, 0.16);
}

[data-theme='dark'] {
  --color-bg: #0F1712;
  --color-surface: #172018;
  --color-surface-2: #1D291F;
  --color-surface-offset: #232F26;
  --color-border: #2D3D30;
  --color-divider: #263229;
  --color-text: #E4EDE6;
  --color-text-muted: #9DB0A2;
  --color-text-faint: #6D7F73;
  --color-text-inverse: #0F1712;
  --color-primary: #4FC57F;
  --color-primary-hover: #6DDA97;
  --color-primary-active: #8DE8AF;
  --color-primary-highlight: #1B3A26;
  --color-secondary: #4FC57F;
  --color-gold: #E8B948;
  --color-gold-soft: #3E3720;
  --color-red: #E77A73;
  --color-red-soft: #3E2422;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 6px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 20px 48px rgba(0,0,0,0.5);
}

/* ============ Layout Utilities ============ */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-8));
}
.container-narrow {
  max-width: var(--content-narrow);
  margin: 0 auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-8));
}
section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 90%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}
.brand__logo {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}
.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}
.brand__sub {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}
.site-nav {
  display: none;
  gap: var(--space-6);
}
.site-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
}
.site-nav a:hover { color: var(--color-primary); }
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.header-cta:hover { background: var(--color-primary-hover); transform: translateY(-1px); }
@media (min-width: 900px) {
  .site-nav { display: flex; }
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--text-base);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-interactive);
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-primary-highlight);
  border-color: var(--color-primary);
}
.btn-lg { padding: var(--space-5) var(--space-8); font-size: var(--text-lg); }

/* ============ Hero ============ */
.hero {
  position: relative;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  background:
    radial-gradient(ellipse 60% 50% at 80% 20%, color-mix(in oklab, var(--color-gold) 12%, transparent), transparent 60%),
    radial-gradient(ellipse 80% 60% at 15% 90%, color-mix(in oklab, var(--color-primary) 10%, transparent), transparent 60%),
    linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, color-mix(in oklab, var(--color-primary) 8%, transparent) 1px, transparent 0);
  background-size: 24px 24px;
  opacity: 0.4;
  mask-image: linear-gradient(180deg, transparent, black 30%, black 70%, transparent);
  -webkit-mask-image: linear-gradient(180deg, transparent, black 30%, black 70%, transparent);
  pointer-events: none;
}
.hero .container {
  position: relative;
  display: grid;
  gap: var(--space-12);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 960px) {
  .hero .container {
    grid-template-columns: 1.15fr 1fr;
    gap: var(--space-16);
  }
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}
.hero__badge-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-primary) 20%, transparent);
}
.hero__title {
  font-size: var(--text-2xl);
  color: var(--color-text);
  margin-top: var(--space-6);
  letter-spacing: -0.01em;
}
.hero__title .accent { color: var(--color-primary); }
.hero__lede {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 32em;
}
.hero__cta {
  margin-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.hero__meta {
  margin-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6) var(--space-8);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.hero__meta div {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.hero__meta svg { color: var(--color-primary); }

/* Hero visual card */
.hero__card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
}
.hero__card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-gold), transparent 60%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.6;
  pointer-events: none;
}
.hero__card-logo {
  width: 160px;
  height: 160px;
  margin: 0 auto var(--space-6);
  border-radius: var(--radius-full);
  box-shadow: 0 12px 40px rgba(31, 107, 58, 0.25);
}
.hero__card-title {
  text-align: center;
  font-size: var(--text-lg);
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.hero__card-sub {
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
}
.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.hero__stat {
  text-align: center;
}
.hero__stat-num {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--color-primary);
  font-size: 1.5rem;
  display: block;
}
.hero__stat-lbl {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  margin-top: var(--space-1);
}

/* ============ Trust Bar ============ */
.trust-bar {
  padding-block: var(--space-8);
  background: var(--color-surface-2);
  border-block: 1px solid var(--color-divider);
}
.trust-bar__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  text-align: center;
}
@media (min-width: 768px) {
  .trust-bar__grid { grid-template-columns: repeat(4, 1fr); }
}
.trust-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.trust-bar__item svg { color: var(--color-primary); }
.trust-bar__item strong {
  color: var(--color-text);
  font-weight: 600;
}

/* ============ Section headers ============ */
.section-eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}
.section-title {
  font-size: var(--text-xl);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: -0.01em;
}
.section-lede {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  max-width: 42em;
}
.section-head {
  margin-bottom: var(--space-12);
  text-align: center;
}
.section-head--left {
  text-align: left;
}
.section-head--left .section-lede { margin-inline: 0; }

/* ============ Company info ============ */
.company {
  background: var(--color-surface);
}
.company__grid {
  display: grid;
  gap: var(--space-12);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 960px) {
  .company__grid { grid-template-columns: 1fr 1fr; gap: var(--space-16); }
}
.company__card {
  background: linear-gradient(160deg, var(--color-primary), var(--color-primary-active));
  color: var(--color-text-inverse);
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.company__card::after {
  content: '';
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, color-mix(in oklab, var(--color-gold) 40%, transparent), transparent 70%);
  pointer-events: none;
}
.company__card-eyebrow {
  color: var(--color-gold);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}
.company__card-name {
  font-size: var(--text-xl);
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.company__card-en {
  color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent);
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
  letter-spacing: 0.02em;
}
.company__card-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  z-index: 1;
}
.company__card-list li {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: var(--space-4);
  align-items: baseline;
  font-size: var(--text-sm);
  padding-block: var(--space-2);
  border-bottom: 1px solid color-mix(in oklab, var(--color-text-inverse) 15%, transparent);
}
.company__card-list li:last-child { border-bottom: none; }
.company__card-list dt {
  color: var(--color-gold);
  font-weight: 600;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
}
.company__card-list dd {
  color: var(--color-text-inverse);
  line-height: 1.55;
}
.company__text h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}
.company__text p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
  max-width: 32em;
}

/* ============ Features ============ */
.features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 640px) { .features__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .features__grid { grid-template-columns: repeat(3, 1fr); } }

.feature {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-interactive);
  position: relative;
  overflow: hidden;
}
.feature:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.feature__num {
  position: absolute;
  top: var(--space-4);
  right: var(--space-6);
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-primary-highlight);
  line-height: 1;
  z-index: 0;
}
.feature__icon {
  display: inline-flex;
  width: 52px; height: 52px;
  align-items: center; justify-content: center;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-5);
  position: relative;
  z-index: 1;
}
.feature h3 {
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: var(--space-3);
  position: relative;
  z-index: 1;
}
.feature p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

/* ============ Services (JOB style) ============ */
.services {
  background: var(--color-surface-2);
}
.services__grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}
@media (min-width: 900px) { .services__grid { grid-template-columns: repeat(3, 1fr); } }

.service {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-interactive);
}
.service:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}
.service--featured {
  background: linear-gradient(160deg, var(--color-primary), var(--color-primary-active));
  color: var(--color-text-inverse);
  border-color: transparent;
}
.service__tag {
  align-self: flex-start;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}
.service--featured .service__tag {
  background: var(--color-gold);
  color: var(--color-text-inverse);
}
.service h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}
.service__pay {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.service--featured .service__pay { color: var(--color-gold); }
.service__pay small {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
}
.service--featured .service__pay small {
  color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent);
}
.service__desc {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
  line-height: 1.7;
}
.service--featured .service__desc {
  color: color-mix(in oklab, var(--color-text-inverse) 80%, transparent);
}
.service__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  flex: 1;
}
.service__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.service--featured .service__list li {
  color: color-mix(in oklab, var(--color-text-inverse) 85%, transparent);
}
.service__list svg {
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 3px;
}
.service--featured .service__list svg { color: var(--color-gold); }

/* ============ Process ============ */
.process__timeline {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
  position: relative;
}
@media (min-width: 768px) { .process__timeline { grid-template-columns: repeat(4, 1fr); } }
.process__step {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
  transition: all var(--transition-interactive);
}
.process__step:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}
.process__step-num {
  display: inline-flex;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}
.process__step h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.process__step p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* ============ Testimonials ============ */
.testimonials {
  background: var(--color-surface-2);
}
.testimonials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 700px) { .testimonials__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .testimonials__grid { grid-template-columns: repeat(3, 1fr); } }
.testimonial {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.testimonial__quote-mark {
  color: var(--color-primary-highlight);
  font-family: var(--font-display);
  font-size: 3rem;
  line-height: 0.7;
  height: 30px;
}
.testimonial__body {
  color: var(--color-text);
  font-size: var(--text-sm);
  line-height: 1.75;
  flex: 1;
}
.testimonial__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
}
.testimonial__avatar {
  width: 44px; height: 44px;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.testimonial__info {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.testimonial__info strong {
  color: var(--color-text);
  font-weight: 600;
  font-size: var(--text-sm);
}
.testimonial__info span {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  margin-top: 2px;
}

/* ============ FAQ ============ */
.faq__list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.faq__item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-interactive);
}
.faq__item[open] {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}
.faq__q {
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text);
  font-size: var(--text-base);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after {
  content: '+';
  color: var(--color-primary);
  font-size: 1.5rem;
  font-weight: 300;
  transition: transform var(--transition-interactive);
  flex-shrink: 0;
}
.faq__item[open] .faq__q::after { transform: rotate(45deg); }
.faq__a {
  padding: 0 var(--space-6) var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.75;
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-4);
}

/* ============ CTA ============ */
.cta {
  padding-block: clamp(var(--space-20), 10vw, var(--space-32));
  background:
    radial-gradient(ellipse 60% 60% at 50% 0%, color-mix(in oklab, var(--color-gold) 15%, transparent), transparent 60%),
    linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-active) 100%);
  color: var(--color-text-inverse);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, color-mix(in oklab, var(--color-text-inverse) 8%, transparent) 1px, transparent 0);
  background-size: 32px 32px;
  opacity: 0.3;
  pointer-events: none;
}
.cta .container { position: relative; }
.cta h2 {
  font-size: var(--text-2xl);
  color: var(--color-text-inverse);
  margin-bottom: var(--space-4);
  letter-spacing: -0.01em;
}
.cta p {
  color: color-mix(in oklab, var(--color-text-inverse) 80%, transparent);
  font-size: var(--text-lg);
  max-width: 36em;
  margin: 0 auto var(--space-8);
}
.cta__btn {
  background: var(--color-gold);
  color: #1B2A20;
  padding: var(--space-5) var(--space-10);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: var(--text-lg);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  box-shadow: 0 12px 40px rgba(200, 150, 28, 0.4);
  transition: all var(--transition-interactive);
}
.cta__btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 50px rgba(200, 150, 28, 0.55);
}
.cta__line-id {
  margin-top: var(--space-4);
  color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
}

/* ============ Footer ============ */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-8);
}
.site-footer__grid {
  display: grid;
  gap: var(--space-12);
  grid-template-columns: 1fr;
  margin-bottom: var(--space-12);
}
@media (min-width: 768px) {
  .site-footer__grid { grid-template-columns: 1.5fr 1fr 1fr; }
}
.site-footer__brand p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  line-height: 1.7;
  max-width: 28em;
}
.site-footer h4 {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 700;
  margin-bottom: var(--space-4);
  letter-spacing: 0.05em;
}
.site-footer ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.site-footer li {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.5;
}
.site-footer li strong {
  display: block;
  color: var(--color-text-faint);
  font-weight: 500;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-1);
}
.site-footer a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.site-footer a:hover { color: var(--color-primary); }
.site-footer__bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  color: var(--color-text-faint);
  font-size: var(--text-xs);
}

/* ============ Reveal animation ============ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Theme toggle */
.theme-toggle {
  display: inline-flex;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.theme-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}
