/* Smart EduHub — нүүр хуудас */

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
  height: 100%;
}

.home-page {
  --home-bg: #f8fafc;
  --home-bg2: #eef6ff;
  --home-text: #1e293b;
  --home-muted: #64748b;
  --home-accent: #2c8cff;
  --home-accent-dark: #1a6fd4;
  --home-border: #e2e8f0;
  --home-card: #ffffff;
  --home-shadow: 0 4px 24px rgba(44, 140, 255, 0.08);
  min-height: 100%;
  min-height: 100dvh;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  font-family: 'Roboto Condensed', sans-serif;
  color: var(--home-text);
  line-height: 1.5;
  background: linear-gradient(165deg, var(--home-bg) 0%, var(--home-bg2) 55%, #f0f7ff 100%);
}

.home-page > main {
  flex: 1 0 auto;
}

.home-page a {
  color: inherit;
  text-decoration: none;
}

/* Header */
.home-header {
  --home-text: #1e293b;
  --home-muted: #64748b;
  --home-accent: #2c8cff;
  --home-border: #e2e8f0;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--home-border);
}

.home-header__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.home-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--home-text);
}

.home-brand__logo {
  height: 48px;
  width: auto;
  display: block;
}

.home-brand__icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--home-accent), #22cee9);
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.home-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.home-nav__link {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--home-muted);
  border-radius: 6px;
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
}

.home-nav__link:hover {
  color: var(--home-accent);
  background: rgba(44, 140, 255, 0.06);
  text-decoration: none;
}

.home-nav__link--active {
  color: var(--home-accent);
  background: rgba(44, 140, 255, 0.08);
  text-decoration: none;
}

.home-nav__link--cta {
  margin-left: 0.5rem;
  padding: 0.5rem 1.15rem;
  background: var(--home-accent);
  color: #fff;
  border-radius: 8px;
  box-shadow: none;
}

.home-nav__link--cta:hover {
  background: var(--home-accent-dark);
  color: #fff;
}

/* Hero */
.home-hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 2rem;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 3rem;
}

.home-hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  padding: 1rem 0;
}

.home-laptop {
  width: min(100%, 520px);
  filter: drop-shadow(0 24px 48px rgba(30, 64, 175, 0.14));
}

.home-laptop__screen {
  background: #1e293b;
  border-radius: 12px 12px 0 0;
  padding: 10px 10px 0;
  border: 2px solid #cbd5e1;
  border-bottom: none;
}

.home-laptop__display {
  background: #f8fafc;
  border-radius: 6px 6px 0 0;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  position: relative;
}

.home-timetable-carousel {
  position: relative;
  width: 100%;
  height: 100%;
}

.home-timetable-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  pointer-events: none;
}

.home-timetable-slide--active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.home-timetable-slide .home-timetable {
  height: 100%;
}

.home-timetable {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-rows: auto 1fr;
  font-size: clamp(0.45rem, 1.2vw, 0.65rem);
}

.home-timetable__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  background: linear-gradient(90deg, #2563eb, #3b82f6);
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.home-timetable__bar--teacher {
  background: linear-gradient(90deg, #7c3aed, #8b5cf6);
}

.home-timetable__bar--room {
  background: linear-gradient(90deg, #0d9488, #14b8a6);
}

.home-timetable__bar span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.home-timetable__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
}

.home-timetable__dot--red { background: #fca5a5; }
.home-timetable__dot--yellow { background: #fde047; }
.home-timetable__dot--green { background: #86efac; }

.home-timetable__grid {
  display: grid;
  grid-template-columns: 36px repeat(5, 1fr);
  grid-template-rows: 22px repeat(6, 1fr);
  gap: 1px;
  background: #e2e8f0;
  padding: 1px;
}

.home-timetable__cell {
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: #64748b;
  min-height: 0;
}

.home-timetable__cell--head {
  background: #f1f5f9;
  font-size: 0.85em;
}

.home-timetable__cell--time {
  background: #f8fafc;
  font-size: 0.8em;
}

.home-timetable__lesson {
  border-radius: 2px;
  color: #fff;
  font-weight: 600;
  font-size: 0.75em;
  padding: 2px;
  text-align: center;
  line-height: 1.15;
  overflow: hidden;
}

.home-timetable__lesson--math { background: #3b82f6; }
.home-timetable__lesson--phys { background: #8b5cf6; }
.home-timetable__lesson--chem { background: #10b981; }
.home-timetable__lesson--bio { background: #f59e0b; }
.home-timetable__lesson--eng { background: #ec4899; }
.home-timetable__lesson--hist { background: #6366f1; }

.home-timetable__lesson--c10a { background: #3b82f6; }
.home-timetable__lesson--c11b { background: #8b5cf6; }
.home-timetable__lesson--c9v { background: #10b981; }
.home-timetable__lesson--c12a { background: #f59e0b; }

.home-timetable__lesson--room {
  font-size: 0.62em;
  padding: 1px 2px;
  line-height: 1.1;
}

@media (prefers-reduced-motion: reduce) {
  .home-timetable-slide {
    transition: none;
  }
}

.home-laptop__base {
  height: 14px;
  background: linear-gradient(180deg, #cbd5e1, #94a3b8);
  border-radius: 0 0 4px 4px;
  margin: 0 auto;
  width: 108%;
  margin-left: -4%;
}

.home-laptop__chin {
  height: 6px;
  width: 18%;
  margin: 0 auto;
  background: #94a3b8;
  border-radius: 0 0 8px 8px;
}

.home-hero__content {
  max-width: 480px;
}

.home-hero__content .login-intro {
  max-width: none;
  margin-bottom: 2rem;
}

.home-hero__content .login-intro .home-hero__tagline {
  margin-bottom: 0;
}

.home-hero__eyebrow {
  display: inline-block;
  margin-bottom: 1rem;
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--home-accent);
  background: rgba(44, 140, 255, 0.1);
  border-radius: 999px;
}

.home-hero__title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.home-hero__subtitle {
  margin: 0 0 1.5rem;
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 500;
  color: var(--home-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.home-hero__tagline {
  margin: 0 0 2rem;
  font-size: 1.05rem;
  color: var(--home-muted);
  line-height: 1.6;
}

.home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.home-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
}

.home-btn--primary,
a.home-btn--primary,
a.home-btn--primary:hover,
a.home-btn--primary:focus,
a.home-btn--primary:visited {
  background: var(--home-accent);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(44, 140, 255, 0.35);
}

.home-btn--primary:hover,
a.home-btn--primary:hover {
  background: var(--home-accent-dark);
  color: #ffffff;
  transform: translateY(-1px);
}

.home-btn--outline {
  background: transparent;
  color: var(--home-accent);
  border: 2px solid var(--home-accent);
}

.home-btn--outline:hover {
  background: rgba(44, 140, 255, 0.06);
}

/* Features */
.home-features {
  max-width: 1180px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 2rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.home-feature {
  text-align: center;
  padding: 1.75rem 1.25rem;
  background: var(--home-card);
  border: 1px solid var(--home-border);
  border-radius: 12px;
  box-shadow: var(--home-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.home-feature:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(44, 140, 255, 0.12);
}

.home-feature__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(44, 140, 255, 0.1);
  color: var(--home-accent);
}

.home-feature__icon svg {
  width: 24px;
  height: 24px;
}

.home-feature__title {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--home-text);
}

.home-feature__desc {
  margin: 0;
  font-size: 0.9rem;
  color: var(--home-muted);
  line-height: 1.45;
}

/* Footer */
.home-footer {
  flex-shrink: 0;
  margin-top: auto;
  border-top: 1px solid var(--home-border);
  padding: 0.85rem 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--home-muted);
  background: rgba(255, 255, 255, 0.6);
}

.home-footer p {
  margin: 0;
}

/* Responsive */
@media (max-width: 960px) {
  .home-hero {
    grid-template-columns: 1fr;
    padding-top: 2rem;
    gap: 2rem;
    text-align: center;
  }

  .home-hero__content {
    max-width: none;
    order: -1;
  }

  .home-hero__actions {
    justify-content: center;
  }

  .home-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .home-header__inner {
    flex-wrap: wrap;
    justify-content: center;
  }

  .home-nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .home-nav__link--cta {
    margin-left: 0;
  }

  .home-features {
    grid-template-columns: 1fr;
  }
}