/* ============================================================
   SENTAKU - layout.css
   Header, Navbar, Footer, Page Wrappers
   ============================================================ */

/* ── Site Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: var(--navy);
  border-bottom: 2px solid rgba(0,200,224,.25);
  box-shadow: 0 2px 20px rgba(13,27,62,.5);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.brand-logo {
  height: 44px;
  width: 44px;
  object-fit: contain;
  filter: drop-shadow(0 0 6px rgba(0,200,224,.4));
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.brand-name {
  font-family: var(--font-label);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: .15em;
  color: var(--white);
}
.brand-tagline {
  font-family: var(--font-body);
  font-size: .6rem;
  letter-spacing: .08em;
  color: var(--cyan);
  text-transform: uppercase;
  margin-top: 2px;
}

/* Nav */
.nav-main {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-label);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  transition: all var(--dur-fast) var(--ease-out);
}
.nav-link:hover,
.nav-link.active {
  color: var(--cyan);
  background: rgba(0,200,224,.1);
}
.nav-link svg { width: 15px; height: 15px; flex-shrink: 0; }

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ── Hero / Page Banner ── */
.hero-banner {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 60%, #0A2040 100%);
  position: relative;
  overflow: hidden;
  padding: 64px 0 56px;
}
.hero-banner::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(0,200,224,.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(212,168,42,.06) 0%, transparent 60%);
  pointer-events: none;
}
/* Circuit grid overlay */
.hero-banner::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,200,224,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,224,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; }
.hero-eyebrow {
  font-family: var(--font-label);
  font-size: .75rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 10px;
}
.hero-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 12px;
}
.hero-title span { color: var(--cyan); }
.hero-subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,.6);
  max-width: 560px;
}

/* ── Main Content Wrapper ── */
.page-main {
  padding: 48px 0 72px;
  min-height: calc(100vh - 68px - 180px);
}

/* ── Section Block ── */
.section-block {
  margin-bottom: 48px;
}
.section-block:last-child { margin-bottom: 0; }

/* ── Collapsible Section ── */
.collapse-section {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}
.collapse-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  cursor: pointer;
  user-select: none;
  transition: background var(--dur-fast) var(--ease-out);
}
.collapse-header:hover { background: var(--gray-100); }
.collapse-header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}
.collapse-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.collapse-icon svg { width: 22px; height: 22px; }
.icon-akan    { background: rgba(46,204,138,.12); color: var(--status-akan); }
.icon-sedang  { background: rgba(212,168,42,.12);  color: var(--status-sedang); }
.icon-selesai { background: rgba(138,150,173,.12); color: var(--status-selesai); }

.collapse-title-group { display: flex; flex-direction: column; gap: 2px; }
.collapse-title {
  font-family: var(--font-label);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--navy);
}
.collapse-meta {
  font-size: .8rem;
  color: var(--gray-400);
  font-family: var(--font-label);
}
.collapse-arrow {
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--gray-100);
  color: var(--gray-400);
  transition: transform var(--dur-mid) var(--ease-out),
              background var(--dur-fast);
  flex-shrink: 0;
}
.collapse-arrow svg { width: 16px; height: 16px; }
.collapse-section.is-open .collapse-arrow { transform: rotate(180deg); background: var(--navy); color: var(--white); }

.collapse-body {
  display: none;
  padding: 0 28px 28px;
  border-top: 1px solid var(--gray-100);
}
.collapse-section.is-open .collapse-body { display: block; }

/* ── Event Cards Grid ── */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  padding-top: 20px;
}

/* ── Event Card ── */
.event-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--dur-mid) var(--ease-out),
              transform   var(--dur-mid) var(--ease-out),
              border-color var(--dur-mid);
  position: relative;
}
.event-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--cyan-dark);
}
.event-card-accent {
  height: 4px;
  width: 100%;
}
.accent-akan    { background: linear-gradient(90deg, var(--status-akan), #89f5cc); }
.accent-sedang  { background: linear-gradient(90deg, var(--status-sedang), var(--gold-light)); }
.accent-selesai { background: linear-gradient(90deg, var(--gray-400), var(--gray-200)); }

.event-card-body { padding: 20px 22px; flex: 1; }
.event-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.event-card-name {
  font-family: var(--font-display);
  font-size: .95rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.3;
  flex: 1;
}
.event-card-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: .8rem;
  color: var(--gray-600);
}
.event-meta-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.event-meta-row svg { width: 13px; height: 13px; color: var(--gray-400); flex-shrink: 0; }

.event-card-footer {
  padding: 14px 22px;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--gray-200);
}
.event-card-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-label);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--cyan-dark);
  transition: gap var(--dur-fast);
}
.event-card-link:hover { gap: 10px; color: var(--cyan); }
.event-card-link svg { width: 14px; height: 14px; }

/* ── Empty State ── */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--gray-400);
}
.empty-state svg { width: 48px; height: 48px; margin: 0 auto 12px; opacity: .4; }
.empty-state p { font-size: .9rem; }

/* ── CTA Banner ── */
.cta-banner {
  background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy) 100%);
  border: 1px solid rgba(0,200,224,.2);
  border-radius: var(--radius-xl);
  padding: 32px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  position: relative;
  overflow: hidden;
  margin-top: 20px;
}
.cta-banner::before {
  content: '';
  position: absolute;
  right: -40px; top: -40px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(0,200,224,.12) 0%, transparent 70%);
}
.cta-body { position: relative; }
.cta-title {
  font-family: var(--font-label);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}
.cta-desc { font-size: .85rem; color: rgba(255,255,255,.55); }

/* ── Stats Bar ── */
.stats-bar {
  display: flex;
  gap: 32px;
  align-items: center;
}
.stat-item { text-align: center; }
.stat-value {
  font-family: var(--font-label);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--cyan);
  line-height: 1;
}
.stat-label {
  font-size: .72rem;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: 2px;
}
.stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,.15); }

/* ── Footer ── */
.site-footer {
  background: var(--navy);
  border-top: 1px solid rgba(0,200,224,.15);
  padding: 40px 0 28px;
}
.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 32px;
}
.footer-brand-desc {
  font-size: .82rem;
  color: rgba(255,255,255,.4);
  margin-top: 10px;
  max-width: 260px;
  line-height: 1.6;
}
.footer-col-title {
  font-family: var(--font-label);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-link {
  font-size: .82rem;
  color: rgba(255,255,255,.5);
  transition: color var(--dur-fast);
}
.footer-link:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.footer-copy {
  font-size: .75rem;
  color: rgba(255,255,255,.3);
}
.footer-copy span { color: var(--cyan); }

/* ── Flash Messages ── */
.flash {
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: .875rem;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.flash-success { background: rgba(46,204,138,.1); color: #1a8c5b; border: 1px solid rgba(46,204,138,.3); }
.flash-error   { background: rgba(224,80,80,.1);  color: #c0392b; border: 1px solid rgba(224,80,80,.3); }
.flash-info    { background: rgba(0,200,224,.1);  color: var(--cyan-dark); border: 1px solid rgba(0,200,224,.3); }