/* ==========================================================================
   VIZIER CHESS ACADEMY — Design System & Core Styles
   ========================================================================== */

:root {
  /* Palette: deep ink/navy + warm gold + ivory — "royal study" premium tone */
  --color-ink: #0B0F17;
  --color-ink-2: #121826;
  --color-navy: #131B2C;
  --color-navy-2: #1B2537;
  --color-navy-3: #232F45;

  --color-gold: #C6A15B;
  --color-gold-bright: #E8C877;
  --color-gold-deep: #9C7B3C;

  --color-emerald: #2F5D50;
  --color-emerald-bright: #3E7C6B;

  --color-ivory: #FBF8F2;
  --color-cream: #F4EEE1;
  --color-cream-2: #ECE3CF;
  --color-paper: #FFFDF9;

  --color-ink-text: #171B22;
  --color-muted: #5C6470;
  --color-muted-2: #838B96;
  --color-line: rgba(23, 27, 34, 0.1);
  --color-line-dark: rgba(255, 255, 255, 0.1);

  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;

  --container-w: 1240px;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --shadow-sm: 0 2px 10px rgba(20, 20, 30, 0.06);
  --shadow-md: 0 12px 32px rgba(20, 20, 30, 0.10);
  --shadow-lg: 0 24px 64px rgba(15, 15, 25, 0.16);
  --shadow-gold: 0 14px 40px rgba(198, 161, 91, 0.28);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
ul[class], ol[class] { list-style: none; margin: 0; padding: 0; }
img, picture, svg { max-width: 100%; display: block; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-body);
  color: var(--color-ink-text);
  background: var(--color-paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-gold);
  color: var(--color-ink);
  padding: 12px 20px;
  z-index: 999;
  border-radius: 0 0 8px 0;
  font-weight: 700;
}
.skip-link:focus { left: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 560;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--color-gold-deep);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.98rem;
  border: 1px solid transparent;
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), background 0.25s, color 0.25s, border-color .25s;
  white-space: nowrap;
}
.btn-sm { padding: 10px 20px; font-size: 0.88rem; }
.btn-lg { padding: 18px 38px; font-size: 1.05rem; }

.btn-primary {
  background: var(--color-ink);
  color: var(--color-ivory);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

.btn-gold {
  background: linear-gradient(135deg, var(--color-gold-bright), var(--color-gold) 60%, var(--color-gold-deep));
  color: var(--color-ink);
  box-shadow: var(--shadow-gold);
}
.btn-gold:hover { transform: translateY(-3px) scale(1.01); box-shadow: 0 20px 50px rgba(198,161,91,0.4); }

.btn-ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-line);
}
.btn-ghost:hover { border-color: var(--color-ink); background: rgba(0,0,0,0.03); }

.btn-outline-light {
  background: transparent;
  color: var(--color-ivory);
  border-color: rgba(251,248,242,0.35);
}
.btn-outline-light:hover { background: rgba(251,248,242,0.1); border-color: var(--color-ivory); }

.btn-block { width: 100%; }

/* ---------- Top bar ---------- */
.site-topbar {
  background: var(--color-ink);
  color: var(--color-cream);
  font-size: 0.82rem;
  font-weight: 600;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 9px;
  padding-bottom: 9px;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar-item strong { color: var(--color-gold-bright); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 248, 242, 0.82);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--color-line);
  transition: box-shadow 0.3s ease;
}
.site-header.is-scrolled { box-shadow: 0 6px 24px rgba(20,20,30,0.06); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 1.36rem;
  font-weight: 650;
  color: var(--color-ink);
}
.brand-name-accent { color: var(--color-gold-deep); }

.main-nav ul {
  display: flex;
  gap: 30px;
}
.main-nav a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-ink-text);
  position: relative;
  padding: 6px 0;
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--color-gold);
  transition: right 0.3s var(--ease-out);
}
.main-nav a:hover::after, .main-nav a.is-active::after { right: 0; }

.header-actions { display: flex; align-items: center; gap: 12px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  background: transparent;
  border: 1px solid var(--color-line);
  border-radius: 10px;
}
.nav-toggle span {
  width: 18px;
  height: 2px;
  background: var(--color-ink);
  margin: 0 auto;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.mobile-nav-scrim {
  position: fixed; inset: 0;
  background: rgba(11,15,23,0.5);
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.mobile-nav-scrim.is-active { opacity: 1; pointer-events: auto; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  background: radial-gradient(ellipse at 20% 0%, #1A2439 0%, var(--color-ink) 55%), var(--color-ink);
  color: var(--color-ivory);
  overflow: hidden;
  padding: 90px 0 120px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(198,161,91,0.05) 0 1px, transparent 1px 90px),
    repeating-linear-gradient(0deg, rgba(198,161,91,0.05) 0 1px, transparent 1px 90px);
  mask-image: radial-gradient(ellipse 60% 60% at 75% 30%, black, transparent);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(198,161,91,0.12);
  border: 1px solid rgba(198,161,91,0.35);
  color: var(--color-gold-bright);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2.6rem, 4.6vw, 4rem);
  line-height: 1.06;
  color: var(--color-ivory);
  margin-bottom: 22px;
}
.hero h1 em {
  font-style: italic;
  color: var(--color-gold-bright);
}
.hero-sub {
  font-size: 1.15rem;
  color: rgba(251,248,242,0.72);
  max-width: 540px;
  margin-bottom: 34px;
}
.hero-sub strong { color: var(--color-ivory); font-weight: 700; }
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(251,248,242,0.85);
}
.trust-item .trust-icon {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: rgba(198,161,91,0.14);
  border: 1px solid rgba(198,161,91,0.3);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-gold-bright);
  font-size: 1rem;
  flex-shrink: 0;
}

.hero-visual { position: relative; }
.hero-art-frame {
  position: relative;
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, rgba(198,161,91,0.16), rgba(198,161,91,0.02));
  border: 1px solid rgba(198,161,91,0.25);
  padding: 30px;
  backdrop-filter: blur(6px);
}
.hero-float-card {
  position: absolute;
  background: rgba(251,248,242,0.97);
  color: var(--color-ink-text);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  font-weight: 700;
}
.hero-float-card .fc-icon { font-size: 1.4rem; }
.hero-float-card--1 { top: -6%; right: -8%; }
.hero-float-card--2 { bottom: 6%; left: -10%; }
.hero-float-card small { display: block; font-weight: 500; color: var(--color-muted); }

/* Section base */
.section { padding: 110px 0; position: relative; }
.section--tight { padding: 80px 0; }
.section-head {
  max-width: 700px;
  margin-bottom: 60px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 {
  font-size: clamp(2rem, 3.4vw, 2.9rem);
  line-height: 1.14;
  margin-top: 14px;
}
.section-head p { color: var(--color-muted); font-size: 1.08rem; margin-top: 16px; }

.section--dark { background: var(--color-ink); color: var(--color-ivory); }
.section--dark h2, .section--dark h3 { color: var(--color-ivory); }
.section--dark .section-head p { color: rgba(251,248,242,0.68); }

.section--cream { background: var(--color-cream); }

/* ---------- Why Chess ---------- */
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.benefit-card {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out), border-color 0.3s;
}
.benefit-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(198,161,91,0.4);
}
.benefit-icon {
  width: 54px; height: 54px;
  border-radius: 16px;
  background: linear-gradient(150deg, var(--color-cream-2), var(--color-cream));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}
.benefit-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.benefit-card p { color: var(--color-muted); font-size: 0.94rem; }

/* ---------- How classes work ---------- */
.device-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 50px;
}
.device-card {
  text-align: center;
  padding: 28px 16px;
}
.device-card .device-icon {
  width: 68px; height: 68px;
  margin: 0 auto 16px;
  border-radius: 20px;
  background: var(--color-navy);
  color: var(--color-gold-bright);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem;
}
.device-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.device-card p { font-size: 0.85rem; color: var(--color-muted); }

.works-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.works-list { display: flex; flex-direction: column; gap: 22px; margin-top: 30px; }
.works-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.works-num {
  flex-shrink: 0;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-gold-bright);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-family: var(--font-display);
}
.works-list h4 { font-size: 1.05rem; margin-bottom: 4px; }
.works-list p { color: var(--color-muted); font-size: 0.92rem; }

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 28px;
  align-items: stretch;
}
.price-card {
  border-radius: var(--radius-lg);
  padding: 42px 38px;
  position: relative;
  display: flex;
  flex-direction: column;
}
.price-card--trial {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
}
.price-card--main {
  background: linear-gradient(160deg, var(--color-ink) 0%, #1A2438 100%);
  color: var(--color-ivory);
  box-shadow: var(--shadow-lg);
}
.price-ribbon {
  position: absolute;
  top: 26px; right: -8px;
  background: var(--color-gold);
  color: var(--color-ink);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 7px 16px 7px 14px;
  border-radius: 6px 0 0 6px;
}
.price-ribbon::after {
  content: '';
  position: absolute;
  right: 0; top: 100%;
  border-width: 5px 8px 0 0;
  border-style: solid;
  border-color: #7d6229 transparent transparent transparent;
}
.price-card h3 { font-size: 1rem; text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; color: var(--color-gold-deep); }
.price-card--main h3 { color: var(--color-gold-bright); }
.price-amount {
  font-family: var(--font-display);
  font-size: 3.4rem;
  font-weight: 650;
  margin: 14px 0 4px;
  line-height: 1;
}
.price-amount span { font-size: 1.1rem; font-weight: 500; opacity: 0.6; }
.price-desc { color: var(--color-muted); margin-bottom: 26px; font-size: 0.96rem; }
.price-card--main .price-desc { color: rgba(251,248,242,0.62); }
.price-features { display: flex; flex-direction: column; gap: 13px; margin-bottom: 32px; flex-grow: 1; }
.price-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.94rem; }
.price-features .check {
  width: 20px; height: 20px; border-radius: 50%;
  background: rgba(198,161,91,0.16);
  color: var(--color-gold-deep);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; flex-shrink: 0; margin-top: 2px;
}
.price-card--main .check { background: rgba(232,200,119,0.18); color: var(--color-gold-bright); }
.price-note { text-align: center; margin-top: 22px; font-size: 0.88rem; color: var(--color-muted); }

/* ---------- For Parents ---------- */
.parents-split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: center;
}
.dashboard-mock {
  background: var(--color-paper);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.dashboard-mock-bar {
  background: var(--color-cream-2);
  padding: 14px 20px;
  display: flex;
  gap: 8px;
}
.dashboard-mock-bar span { width: 10px; height: 10px; border-radius: 50%; background: rgba(23,27,34,0.15); }
.dashboard-mock-body { padding: 26px; }
.dashboard-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-line);
}
.dashboard-row:last-child { border-bottom: none; }
.dashboard-row .d-icon {
  width: 42px; height: 42px; border-radius: 12px;
  background: var(--color-cream);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.dashboard-row .d-text strong { display: block; font-size: 0.95rem; }
.dashboard-row .d-text span { font-size: 0.82rem; color: var(--color-muted); }
.dashboard-row .d-progress { margin-left: auto; font-weight: 800; color: var(--color-gold-deep); }
.badge-soon {
  display: inline-block;
  background: rgba(198,161,91,0.12);
  color: var(--color-gold-deep);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}
.parents-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.parents-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 0.94rem; }
.parents-list .check {
  width: 20px; height: 20px; border-radius: 50%;
  background: rgba(198,161,91,0.16);
  color: var(--color-gold-deep);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem; flex-shrink: 0; margin-top: 2px;
}

/* ---------- Testimonials ---------- */
.testimonial-scroller {
  display: grid;
  grid-template-columns: repeat(4, minmax(280px, 1fr));
  gap: 22px;
}
.t-card {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 26px;
}
.t-stars { color: var(--color-gold); font-size: 0.95rem; margin-bottom: 14px; letter-spacing: 2px; }
.t-quote { font-size: 0.94rem; color: var(--color-ink-text); margin-bottom: 20px; }
.t-person { display: flex; align-items: center; gap: 12px; }
.t-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(150deg, var(--color-cream-2), var(--color-cream));
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: var(--color-gold-deep);
  flex-shrink: 0;
}
.t-person strong { display: block; font-size: 0.9rem; }
.t-person span { font-size: 0.78rem; color: var(--color-muted); }

/* ---------- FAQ ---------- */
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--color-line);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 4px;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 500;
  color: var(--color-ink);
}
.faq-q .faq-plus {
  flex-shrink: 0;
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 1px solid var(--color-line);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  transition: transform 0.35s var(--ease-out), background 0.3s;
  margin-left: 20px;
}
.faq-item.is-open .faq-q .faq-plus { transform: rotate(135deg); background: var(--color-ink); color: var(--color-ivory); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-soft);
}
.faq-a-inner { padding: 0 4px 26px; color: var(--color-muted); max-width: 640px; }

/* ---------- Quiz ---------- */
.quiz-shell {
  max-width: 680px;
  margin: 0 auto;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 48px;
}
.quiz-progress {
  display: flex;
  gap: 8px;
  margin-bottom: 36px;
}
.quiz-progress span {
  height: 5px;
  border-radius: var(--radius-pill);
  background: var(--color-line);
  flex: 1;
  overflow: hidden;
  position: relative;
}
.quiz-progress span::after {
  content: '';
  position: absolute; inset: 0;
  background: var(--color-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-out);
}
.quiz-progress span.is-filled::after { transform: scaleX(1); }

.quiz-step { display: none; }
.quiz-step.is-active { display: block; animation: quizIn 0.5s var(--ease-out); }
@keyframes quizIn { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: translateX(0); } }

.quiz-step-label { color: var(--color-gold-deep); font-weight: 700; font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 8px; }
.quiz-step h2 { font-size: 1.7rem; margin-bottom: 30px; }

.quiz-options { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.quiz-option {
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 20px;
  cursor: pointer;
  transition: border-color 0.25s, background 0.25s, transform 0.25s;
  display: flex;
  align-items: center;
  gap: 12px;
}
.quiz-option .qo-icon { font-size: 1.5rem; }
.quiz-option strong { font-size: 0.98rem; }
.quiz-option:hover { border-color: var(--color-gold); transform: translateY(-2px); }
.quiz-option.is-selected { border-color: var(--color-gold); background: rgba(198,161,91,0.08); }

.quiz-field { margin-bottom: 20px; }
.quiz-field label { display: block; font-weight: 700; font-size: 0.9rem; margin-bottom: 8px; }
.quiz-field input {
  width: 100%;
  padding: 15px 18px;
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-sm);
  font-size: 0.98rem;
  transition: border-color 0.25s;
  background: var(--color-paper);
}
.quiz-field input:focus { outline: none; border-color: var(--color-gold); }

.quiz-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 36px; }
.quiz-back { color: var(--color-muted); font-weight: 700; font-size: 0.92rem; background: none; border: none; }
.quiz-result { text-align: center; }
.quiz-result-icon { font-size: 3rem; margin-bottom: 16px; }

/* ---------- Payment Page ---------- */
.payment-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: flex-start;
}
.payment-summary {
  background: var(--color-ink);
  color: var(--color-ivory);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: sticky;
  top: 110px;
}
.plan-select { display: flex; flex-direction: column; gap: 14px; margin: 22px 0 26px; }
.plan-option {
  border: 1.5px solid rgba(251,248,242,0.16);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: border-color 0.25s, background 0.25s;
}
.plan-option:hover { border-color: rgba(198,161,91,0.5); }
.plan-option.is-selected { border-color: var(--color-gold); background: rgba(198,161,91,0.08); }
.plan-option .po-name { font-weight: 700; }
.plan-option .po-name small { display: block; font-weight: 500; color: rgba(251,248,242,0.55); font-size: 0.8rem; }
.plan-option .po-price { font-family: var(--font-display); font-size: 1.3rem; color: var(--color-gold-bright); }
.summary-line { display: flex; justify-content: space-between; padding: 12px 0; border-top: 1px solid rgba(251,248,242,0.12); font-size: 0.94rem; color: rgba(251,248,242,0.75); }
.summary-line.total { color: var(--color-ivory); font-weight: 800; font-size: 1.1rem; border-top: 1px solid rgba(251,248,242,0.2); }

.payment-form-card {
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}
.card-icons { display: flex; gap: 10px; margin-bottom: 24px; }
.form-row { margin-bottom: 20px; }
.form-row label { display: block; font-weight: 700; font-size: 0.88rem; margin-bottom: 8px; }
.form-row input {
  width: 100%;
  padding: 15px 18px;
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-sm);
  font-size: 0.98rem;
  background: var(--color-ivory);
  transition: border-color 0.25s, box-shadow 0.25s;
}
.form-row input:focus { outline: none; border-color: var(--color-gold); box-shadow: 0 0 0 4px rgba(198,161,91,0.14); }
.form-row-split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.card-visual {
  background: linear-gradient(135deg, #1B2537, #0B0F17);
  border-radius: var(--radius-md);
  color: var(--color-ivory);
  padding: 26px 28px;
  margin-bottom: 30px;
  position: relative;
  overflow: hidden;
  min-height: 170px;
}
.card-visual::before {
  content: '';
  position: absolute;
  width: 220px; height: 220px;
  background: radial-gradient(circle, rgba(198,161,91,0.3), transparent 70%);
  top: -80px; right: -60px;
}
.card-chip { width: 42px; height: 32px; border-radius: 6px; background: linear-gradient(135deg, var(--color-gold-bright), var(--color-gold-deep)); margin-bottom: 26px; }
.card-visual.is-visa { background: linear-gradient(135deg, #1A2B5C, #0B0F17); }
.card-visual.is-mastercard { background: linear-gradient(135deg, #2B1B1B, #0B0F17); }
.card-visual.is-amex { background: linear-gradient(135deg, #10395C, #0B0F17); }
.card-number-display { font-family: 'Courier New', monospace; font-size: 1.28rem; letter-spacing: 3px; margin-bottom: 22px; }
.card-meta-row { display: flex; justify-content: space-between; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; opacity: 0.7; }
.card-meta-row strong { display: block; font-size: 0.95rem; text-transform: none; letter-spacing: 0; opacity: 1; margin-top: 4px; }
.secure-note { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--color-muted); margin-top: 18px; justify-content: center; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 50px; }
.contact-method {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-line);
}
.contact-method .cm-icon {
  width: 46px; height: 46px; border-radius: 14px;
  background: var(--color-ink);
  color: var(--color-gold-bright);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.contact-form-card {
  background: var(--color-cream);
  border-radius: var(--radius-lg);
  padding: 40px;
}

/* ---------- Footer ---------- */
.site-footer { background: var(--color-ink); color: rgba(251,248,242,0.75); }
.footer-cta { border-bottom: 1px solid rgba(251,248,242,0.1); }
.footer-cta-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 60px 0;
  gap: 30px;
  flex-wrap: wrap;
}
.footer-cta-text h2 { color: var(--color-ivory); font-size: 1.9rem; max-width: 500px; margin-bottom: 8px; }
.footer-cta-text p { color: rgba(251,248,242,0.6); }
.footer-main {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 60px 0 40px;
}
.footer-tagline { margin: 18px 0 20px; font-size: 0.92rem; max-width: 320px; }
.footer-badges { display: flex; flex-direction: column; gap: 10px; }
.mini-badge { font-size: 0.8rem; font-weight: 600; }
.footer-col h3 { color: var(--color-ivory); font-family: var(--font-body); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 18px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { font-size: 0.92rem; transition: color 0.2s; }
.footer-col a:hover { color: var(--color-gold-bright); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding: 24px 0;
  border-top: 1px solid rgba(251,248,242,0.1);
  font-size: 0.82rem;
}
.footer-legal { display: flex; gap: 24px; }

.brand--footer .brand-name { color: var(--color-ivory); }

.whatsapp-fab {
  position: fixed;
  bottom: 26px; right: 26px;
  z-index: 80;
}
.whatsapp-fab a {
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 30px rgba(37,211,102,0.45);
  transition: transform 0.3s var(--ease-out);
}
.whatsapp-fab a:hover { transform: scale(1.08); }

/* ---------- Misc reusable ---------- */
.divider-fade { height: 1px; background: linear-gradient(90deg, transparent, var(--color-line), transparent); }
.text-gold { color: var(--color-gold-deep); }
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 44px 0;
}
.stat-item { text-align: center; }
.stat-item .stat-num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--color-gold-bright);
  font-weight: 650;
}
.stat-item .stat-label { font-size: 0.85rem; color: rgba(251,248,242,0.6); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-top: 6px; }

.page-hero {
  background: var(--color-ink);
  color: var(--color-ivory);
  padding: 80px 0 70px;
  text-align: center;
}
.page-hero h1 { color: var(--color-ivory); font-size: clamp(2.2rem, 4vw, 3.2rem); }
.page-hero p { color: rgba(251,248,242,0.65); max-width: 560px; margin: 16px auto 0; }