/* ==========================================================================
   Design System Tokens — Sabilurrosyad Premium Modern Edition
   ========================================================================== */
:root {
  /* Color Tokens */
  --color-primary: #3c0008;
  --color-primary-container: #5a121a;
  --color-on-primary: #ffffff;
  --color-on-primary-container: #dd777a;

  --color-secondary: #9e3e52;
  --color-secondary-container: #ff8ba0;

  --color-accent-red: #A51F2D;
  --color-gold: #D5A33A;
  --color-gold-bright: #E5A93C;
  --color-gold-light: #F5D77F;
  --color-gold-dark: #99721C;
  --color-warm-cream: #F0D0B0;
  --color-warm-white: #FFF9F4;

  --color-surface: #fff8f7;
  --color-surface-dim: #e7d6d6;
  --color-surface-bright: #fff8f7;
  --color-surface-container: #fbeae9;
  --color-surface-container-low: #fff0f0;

  --color-on-surface: #221919;
  --color-on-surface-variant: #554242;
  --color-charcoal: #1E1516;

  --color-whatsapp: #25D366;
  --color-whatsapp-dark: #128C7E;

  /* Typography */
  --font-heading: 'Montserrat', 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;

  /* Spacing */
  --spacing-stack-sm: 8px;
  --spacing-stack-md: 16px;
  --spacing-stack-lg: 32px;
  --spacing-gutter: 24px;
  --spacing-section: 48px;

  --margin-mobile: 20px;
  --margin-desktop: 5%;

  /* Border Radius */
  --radius-sm: 0.35rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.85rem;
  --radius-xl: 1.2rem;
  --radius-full: 9999px;

  /* Elevation Shadows */
  --shadow-subtle: 0 10px 40px -10px rgba(60, 0, 8, 0.06);
  --shadow-hover: 0 20px 45px -10px rgba(213, 163, 58, 0.28);
  --shadow-gold: 0 4px 20px rgba(213, 163, 58, 0.35);
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-surface);
  color: var(--color-on-surface);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  max-width: 100%;
  -webkit-font-smoothing: antialiased;
}

/* Stitch Exact Background Patterns */
.pattern-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -10;
  background-color: #fff8f7;
  background-image: 
    radial-gradient(#D5A33A 0.65px, transparent 0.65px), 
    radial-gradient(#D5A33A 0.65px, #fff8f7 0.65px);
  background-size: 20px 20px;
  background-position: 0 0, 10px 10px;
  opacity: 0.75;
}

.bg-pattern-arch {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -9;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0C13.431 0 0 13.431 0 30v30h60V30C60 13.431 46.569 0 30 0zm0 1c16.016 0 29 12.984 29 29v29H1V30C1 13.984 13.984 1 30 1z' fill='%23D5A33A' fill-opacity='0.04' fill-rule='evenodd'/%3E%3C/svg%3E");
  background-size: 120px;
}

.bg-gradient-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 400px;
  background: linear-gradient(180deg, rgba(240, 208, 176, 0.35) 0%, rgba(255, 248, 247, 0) 100%);
  pointer-events: none;
  z-index: -8;
}

/* ==========================================================================
   Header / Brand & Top Contact Actions
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: rgba(255, 248, 247, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(213, 163, 58, 0.3);
  box-shadow: 0 4px 20px rgba(60, 0, 8, 0.04);
}

.header-container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 12px var(--margin-mobile);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(60, 0, 8, 0.12));
}

.brand-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--color-primary);
  letter-spacing: -0.01em;
  text-transform: uppercase;
  line-height: 1.2;
}

/* Header Action Right (Email + Chat Sekretariat CTA) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-email-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-on-surface-variant);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.25s ease;
}

.header-email-link:hover {
  color: var(--color-primary);
}

.header-email-icon {
  color: var(--color-gold);
}

.header-chat-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #D5A33A 0%, #B38728 100%);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  padding: 9px 18px;
  border-radius: var(--radius-full);
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(213, 163, 58, 0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  white-space: nowrap;
}

.header-chat-btn:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #E5A93C 0%, #C7952C 100%);
  box-shadow: 0 6px 20px rgba(213, 163, 58, 0.45);
}

.wa-icon-svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ==========================================================================
   Main Content Layout
   ========================================================================== */
.main-content {
  flex: 1 0 auto;
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--spacing-section) var(--margin-mobile);
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Hero Section — Inspired by High-Impact Modern Typography */
.hero-section {
  text-align: center;
  max-width: 860px;
  margin-bottom: var(--spacing-stack-lg);
}

.hero-title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 2.6rem;
  line-height: 1.2;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.hero-title .highlight-gold {
  color: var(--color-gold-bright);
  position: relative;
  display: inline-block;
  background: linear-gradient(135deg, #E5A93C 0%, #D5A33A 50%, #B38728 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title .highlight-gold::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #E5A93C 0%, rgba(213, 163, 58, 0.3) 100%);
  border-radius: var(--radius-full);
}

.hero-period-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(213, 163, 58, 0.12);
  border: 1.5px solid var(--color-gold);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  padding: 6px 20px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(213, 163, 58, 0.15);
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-on-surface-variant);
  max-width: 580px;
  margin: 0 auto;
  font-weight: 400;
  line-height: 1.6;
}

/* Signature Divider */
.signature-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 420px;
  margin: 0 auto var(--spacing-stack-lg);
  opacity: 0.85;
}

.divider-line {
  height: 1.5px;
  flex: 1;
  background: linear-gradient(90deg, transparent, rgba(213, 163, 58, 0.7), transparent);
}

.divider-ornament {
  padding: 0 16px;
  color: var(--color-gold);
  display: flex;
  align-items: center;
  filter: drop-shadow(0 2px 6px rgba(213, 163, 58, 0.4));
}

/* ==========================================================================
   Selection Cards (Putra & Putri)
   ========================================================================== */
.cards-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-gutter);
  width: 100%;
  max-width: 960px;
  margin-bottom: var(--spacing-stack-lg);
}

.card {
  background: rgba(255, 249, 244, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(213, 163, 58, 0.35);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-subtle);
  transition: transform 0.35s cubic-bezier(0.2, 0, 0.2, 1), 
              box-shadow 0.35s cubic-bezier(0.2, 0, 0.2, 1), 
              border-color 0.35s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(213, 163, 58, 0.08) 0%, transparent 75%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.card:hover, .card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-gold);
}

.card:hover::before {
  opacity: 1;
}

.card:active {
  transform: translateY(-2px);
}

/* Icon Container — Original Stitch PNG Icons */
.card__icon-wrapper {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-full);
  background-color: var(--color-surface-container);
  border: 1px solid rgba(213, 163, 58, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-stack-md);
  transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
  box-shadow: 0 4px 12px rgba(60, 0, 8, 0.05);
  padding: 8px;
  overflow: hidden;
}

.card:hover .card__icon-wrapper {
  transform: scale(1.08);
  border-color: var(--color-gold);
  box-shadow: 0 6px 18px rgba(213, 163, 58, 0.25);
}

.card__icon {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-full);
}

.card__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.card__description {
  font-size: 0.95rem;
  color: var(--color-on-surface-variant);
  margin-bottom: 28px;
  line-height: 1.5;
}

/* CTA Button Styling */
.cta {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: var(--color-primary);
  color: var(--color-warm-white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  padding: 14px 24px;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
  min-height: 48px;
  margin-top: auto;
  border: none;
}

.card:hover .cta, .cta:hover {
  background-color: var(--color-accent-red);
  color: #ffffff;
  box-shadow: 0 6px 22px rgba(165, 31, 45, 0.35);
}

.cta:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}

.cta__icon {
  font-size: 1.1rem;
  transition: transform 0.25s ease;
}

.card:hover .cta__icon, .cta:hover .cta__icon {
  transform: translateX(4px);
}

/* ==========================================================================
   Notice Alert Box
   ========================================================================== */
.notice-box {
  width: 100%;
  max-width: 880px;
  background-color: var(--color-surface-container-low);
  border: 1px solid rgba(213, 163, 58, 0.35);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: var(--spacing-section);
  box-shadow: 0 2px 10px rgba(60, 0, 8, 0.02);
}

.notice-icon {
  color: var(--color-gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.notice-text {
  font-size: 0.92rem;
  color: var(--color-on-surface-variant);
  line-height: 1.55;
}

/* ==========================================================================
   Supporting Info Section
   ========================================================================== */
.supporting-info {
  text-align: center;
  margin-bottom: 16px;
}

.supporting-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.tags-wrapper {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.tag {
  background-color: var(--color-warm-cream);
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 7px 18px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(213, 163, 58, 0.3);
}

/* ==========================================================================
   Campus Address Banner (Horizontal Stitch Design)
   ========================================================================== */
.campus-banner {
  width: 100%;
  background: rgba(45, 2, 8, 0.95);
  border-top: 1px solid rgba(213, 163, 58, 0.3);
  border-bottom: 1px solid rgba(213, 163, 58, 0.3);
  padding: 24px var(--margin-mobile);
  backdrop-filter: blur(10px);
  position: relative;
  z-index: 15;
}

.campus-banner-container {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.campus-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(213, 163, 58, 0.15);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.campus-card:hover {
  transform: translateY(-2px);
  border-color: rgba(213, 163, 58, 0.4);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.campus-card__pin {
  width: 20px;
  height: 20px;
  fill: #E51C24;
  flex-shrink: 0;
  margin-top: 2px;
  filter: drop-shadow(0 2px 4px rgba(229, 28, 36, 0.5));
}

.campus-card__details {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.campus-card__header {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}

.campus-card__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.92rem;
  color: var(--color-gold-light);
  letter-spacing: 0.04em;
  margin: 0;
}

.campus-card__sub {
  font-size: 0.76rem;
  color: rgba(255, 249, 244, 0.65);
  font-weight: 500;
}

.campus-card__addr {
  font-size: 0.82rem;
  color: rgba(255, 249, 244, 0.88);
  line-height: 1.35;
  margin: 0;
}

/* ==========================================================================
   Footer — Compact & Sleek Single-Row Layout
   ========================================================================== */
.site-footer {
  width: 100%;
  background: linear-gradient(180deg, #2D0208 0%, #170E0F 100%);
  color: var(--color-warm-white);
  border-top: 3px solid var(--color-gold);
  box-shadow: 0 -10px 35px rgba(60, 0, 8, 0.2);
  margin-top: auto;
  position: relative;
  z-index: 20;
  padding: 32px var(--margin-mobile) 20px;
}

.footer-container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
}

.footer-row {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 24px;
}

.footer-brand-heading {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-logo {
  height: 44px;
  width: auto;
  flex-shrink: 0;
}

.footer-brand-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  background: linear-gradient(135deg, #F5D77F 0%, #D5A33A 60%, #99721C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1.2;
}

.footer-desc {
  font-size: 0.84rem;
  color: rgba(255, 249, 244, 0.7);
  line-height: 1.4;
  margin-top: 3px;
}

.footer-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-support-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(37, 211, 102, 0.12);
  border: 1px solid rgba(37, 211, 102, 0.45);
  color: #25D366;
  font-family: var(--font-body);
  font-size: 0.84rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.footer-support-btn:hover {
  background: rgba(37, 211, 102, 0.25);
  border-color: #25D366;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.25);
}

.footer-support-btn .wa-icon-svg {
  width: 16px;
  height: 16px;
  fill: #25D366;
}

/* Social Media Icons */
.social-icons-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 249, 244, 0.08);
  border: 1px solid rgba(213, 163, 58, 0.3);
  color: var(--color-warm-white);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.25s ease;
}

.social-link:hover {
  background: var(--color-gold);
  color: var(--color-primary);
  border-color: var(--color-gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(213, 163, 58, 0.4);
}

.social-icon-svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* Bottom Bar */
.footer-bottom {
  border-top: 1px solid rgba(213, 163, 58, 0.18);
  padding-top: 16px;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 249, 244, 0.55);
}

/* ==========================================================================
   Animations
   ========================================================================== */
.animate-fade-in {
  opacity: 0;
  animation: fadeIn 0.8s ease-out forwards;
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 639px) {
  .header-actions {
    gap: 8px;
  }

  .header-email-link {
    display: none;
  }

  .header-chat-btn {
    padding: 7px 14px;
    font-size: 0.78rem;
  }

  .brand-title {
    font-size: 0.9rem;
  }

  .hero-title {
    font-size: 2.1rem;
  }
}

@media (min-width: 640px) {
  .brand-logo {
    height: 48px;
  }

  .hero-title {
    font-size: 3.2rem;
  }

  .campus-banner-container {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .main-content {
    padding-top: 60px;
    padding-bottom: 60px;
  }

  .hero-title {
    font-size: 3.8rem;
  }

  .cards-container {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .card {
    padding: 44px 36px;
  }

  .campus-banner {
    padding: 24px var(--margin-desktop);
  }

  .site-footer {
    padding: 28px var(--margin-desktop) 18px;
  }

  .footer-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}