/* ============================================================
   base.css — App layout, sections, loader, generic utilities
   ============================================================ */

body {
  min-height: 100vh;
}

#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(140deg, #f4f9ff 0%, #e9f2ff 100%);
  transition: opacity 0.55s ease, visibility 0.55s ease;
}

#loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-logo {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  background: linear-gradient(120deg, var(--accent), var(--accent2), var(--hot));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: loaderPulse 1.5s ease-in-out infinite;
}

@keyframes loaderPulse {
  0%, 100% {
    opacity: 0.45;
    transform: translateY(0);
  }
  50% {
    opacity: 1;
    transform: translateY(-2px);
  }
}

[v-cloak] {
  display: none;
}

.page {
  position: relative;
  z-index: 1;
  padding-top: var(--nav-h);
}

.text-center {
  text-align: center;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 700;
}

.section-label.center {
  justify-content: center;
}

.section-title {
  margin-bottom: 14px;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.8vw, 3.1rem);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: 0.015em;
}

.section-sub {
  max-width: 620px;
  margin: 0 auto;
  color: var(--text2);
  font-size: 0.97rem;
}

.section-sub.section-sub-lg {
  margin-bottom: 38px;
}

section {
  position: relative;
  z-index: 1;
  padding: 96px var(--pad-x);
}

.page-section-top {
  padding-top: 120px;
}

.reveal {
  opacity: 0;
  transform: translateY(22px) scale(0.985);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.delay-1 { transition-delay: 0.05s; }
.delay-2 { transition-delay: 0.1s; }
.delay-3 { transition-delay: 0.15s; }
.delay-4 { transition-delay: 0.2s; }
.delay-5 { transition-delay: 0.25s; }
.delay-6 { transition-delay: 0.3s; }
.delay-7 { transition-delay: 0.35s; }

@media (max-width: 900px) {
  section {
    padding: 78px var(--pad-x);
  }

  .page-section-top {
    padding-top: 108px;
  }
}

@media (max-width: 680px) {
  section {
    padding: 66px var(--pad-x);
  }

  .section-title {
    letter-spacing: 0.01em;
  }
}