/* =============================================================
   layout.css — STRUCTURE & POSITIONING ONLY
   All colours / font names come from var(--token).
   No hardcoded hex values or font family names anywhere here.
   ============================================================= */

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  background-image: var(--glow-primary), var(--glow-secondary);
  background-attachment: fixed;
  padding: var(--space-10) var(--space-4);
  overflow-x: hidden;
}

/* ── Decorative rule line ─────────────────────────────────── */
.rule-line {
  display: block;
  width: 40px;
  height: 1px;
  background-color: var(--color-gold-dim);
  margin: 0 auto;
}

/* ── Main container ───────────────────────────────────────── */
.hub-wrapper {
  width: 100%;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}

/* ── Logo section ─────────────────────────────────────────── */
.logo-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
  text-align: center;
}

.logo-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Soft glow ring behind logo */
.logo-wrap::before {
  content: '';
  position: absolute;
  inset: -20px;
  border-radius: var(--radius-full);
  background: radial-gradient(
    circle,
    rgba(26, 95, 122, 0.18) 0%,
    rgba(27, 107, 69, 0.10) 50%,
    transparent 70%
  );
  pointer-events: none;
}

.logo-img {
  width: clamp(90px, 22vw, 130px);
  height: auto;
  display: block;
  position: relative;
  z-index: 1;
  filter: drop-shadow(var(--glow-logo));
  transition: transform var(--duration-slow) var(--ease-out),
              filter var(--duration-slow) var(--ease-out);
}

.logo-img:hover {
  transform: scale(1.04);
  filter: drop-shadow(0 0 24px rgba(201, 162, 39, 0.35))
          drop-shadow(0 0 48px rgba(26, 95, 122, 0.25));
}

/* School name below logo */
.school-name {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--weight-semi);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  color: var(--color-text-primary);
}

.school-name em {
  font-style: normal;
  color: var(--color-gold);
}

/* Tagline */
.tagline {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: var(--weight-light);
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-secondary);
  text-transform: uppercase;
}

/* ── Divider ──────────────────────────────────────────────── */
.divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-blue-dim));
}

.divider::after {
  background: linear-gradient(to left, transparent, var(--color-green-dim));
}

.divider-gem {
  width: 5px;
  height: 5px;
  background-color: var(--color-gold-dim);
  transform: rotate(45deg);
  flex-shrink: 0;
}

/* ── Button list ──────────────────────────────────────────── */
.link-list {
  list-style: none;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.link-list li {
  width: 100%;
}

/* ── Link button ──────────────────────────────────────────── */
.link-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 56px;
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-surface);
  border: 1px solid var(--color-blue-dim);
  border-radius: var(--radius-lg);
  color: var(--color-text-primary);
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
  text-decoration: none;
  cursor: pointer;
  box-shadow: var(--shadow-base);
  transition:
    background-color var(--duration-base) var(--ease-out),
    border-color     var(--duration-base) var(--ease-out),
    box-shadow       var(--duration-base) var(--ease-out),
    transform        var(--duration-base) var(--ease-out),
    color            var(--duration-base) var(--ease-out);
}

/* Icon slot on the left */
.link-btn .btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-base);
  background-color: var(--color-blue-dim);
  color: var(--color-blue-bright);
  flex-shrink: 0;
  font-size: 1rem;
  transition:
    background-color var(--duration-base) var(--ease-out),
    color            var(--duration-base) var(--ease-out);
}

/* Label in the middle */
.link-btn .btn-label {
  flex: 1;
  padding: 0 var(--space-4);
  text-align: left;
}

/* Arrow chevron on the right */
.link-btn .btn-arrow {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  transition: transform var(--duration-base) var(--ease-out),
              color     var(--duration-base) var(--ease-out);
}

/* Hover / focus state */
.link-btn:hover,
.link-btn:focus-visible {
  background-color: var(--color-surface-hover);
  border-color: var(--color-gold);
  color: var(--color-gold-bright);
  box-shadow: var(--glow-btn-hover);
  transform: translateY(-2px);
}

.link-btn:hover .btn-icon,
.link-btn:focus-visible .btn-icon {
  background-color: var(--color-gold-dim);
  color: var(--color-gold-bright);
}

.link-btn:hover .btn-arrow,
.link-btn:focus-visible .btn-arrow {
  color: var(--color-gold);
  transform: translateX(3px);
}

/* Focus ring */
.link-btn:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* Active / press */
.link-btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  text-align: center;
}

.footer-text {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: var(--weight-light);
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.footer-text a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

.footer-text a:hover {
  color: var(--color-gold);
}

/* ── Entrance animation initial states ────────────────────── */
/* JS adds .is-ready to body; elements reveal via animations.css */
.animate-item {
  opacity: 0;
  transform: translateY(16px);
}

body.is-ready .animate-item {
  animation: reveal var(--duration-slow) var(--ease-out) both;
}

/* ── Responsive tweaks ────────────────────────────────────── */
@media (max-width: 360px) {
  .link-btn {
    padding: var(--space-4) var(--space-4);
  }

  .link-btn .btn-label {
    padding: 0 var(--space-2);
  }
}

@media (min-width: 768px) {
  body {
    padding: var(--space-16) var(--space-8);
  }
}