/* home.css — Code Family Homepage
   Page-specific styles for index.html.
   Imports and builds on reset.css, variables.css, base.css, components.css.
*/

/* ─── Hero ─────────────────────────────────────────────────────────────────── */
.home-hero {
  padding-top: var(--space-32);
  padding-bottom: var(--space-24);
  text-align: center;
  position: relative;
  overflow: hidden;
}

@media (max-width: 768px) {
  .home-hero {
    padding-top: 80px;
    padding-bottom: var(--space-16);
  }
}

@media (max-width: 480px) {
  .home-hero {
    padding-top: 60px;
    padding-bottom: var(--space-12);
  }

  .home-hero__title {
    font-size: clamp(2.2rem, 9vw, 2.8rem);
  }
}

/* Subtle radial gradient background decoration */
.home-hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse at center, var(--color-accent-subtle) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.home-hero__inner {
  position: relative;
  z-index: 1;
}

.home-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-8);
}

.home-hero__title {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 800;
  letter-spacing: var(--tracking-tight);
  line-height: 1.08;
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
  max-width: 16ch;
  margin-inline: auto;
}

.home-hero__title span {
  color: var(--color-accent);
}

.home-hero__subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.3rem);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 48ch;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

.home-hero__promise {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

/* ─── Hero visual ───────────────────────────────────────────────────────────── */
.hero-visual {
  padding-bottom: var(--space-24);
  text-align: center;
}

.hero-visual__frame {
  position: relative;
  max-width: 900px;
  margin-inline: auto;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
}

.hero-visual__frame img {
  display: block;
  width: 100%;
  height: auto;
}

/* Placeholder shown until a real screenshot is dropped in */
.hero-visual__placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  background: var(--color-bg-secondary);
  border: 2px dashed var(--color-border-strong);
  color: var(--color-text-quaternary);
  font-size: var(--text-sm);
  text-align: center;
  padding: var(--space-8);
}

.hero-visual__placeholder svg {
  opacity: 0.35;
  margin-bottom: var(--space-2);
}

.hero-visual__placeholder strong {
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--color-text-tertiary);
  display: block;
  margin-bottom: var(--space-1);
}

/* ─── App previews (3-up screenshots) ───────────────────────────────────────── */
.app-previews {
  padding-block: var(--space-24);
  border-top: 1px solid var(--color-border);
}

.app-previews__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

@media (max-width: 900px) {
  .app-previews__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 540px) {
  .app-previews__grid { grid-template-columns: 1fr; }
}

.app-preview-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.app-preview-card__label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.app-preview-card__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.app-preview-card__name {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text-primary);
}

.app-preview-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* ─── Mission strip ─────────────────────────────────────────────────────────── */
.mission-strip {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-16);
}

.mission-strip__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.mission-strip__text {
  max-width: none;
}

.mission-strip__text p {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  max-width: none;
  margin-top: var(--space-4);
}

.mission-strip__text p + p {
  margin-top: var(--space-4);
}

.mission-strip__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  margin-top: var(--space-6);
  transition: gap var(--transition-fast);
}

.mission-strip__link:hover {
  gap: var(--space-2);
  color: var(--color-accent);
}

.mission-strip__pillars {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.mission-pillar {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
}

.mission-pillar__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background-color: var(--color-accent-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}

.mission-pillar__icon svg {
  width: 18px;
  height: 18px;
}

.mission-pillar__text strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.mission-pillar__text span {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  line-height: var(--leading-snug);
}

@media (max-width: 768px) {
  .mission-strip__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

/* ─── Apps grid ──────────────────────────────────────────────────────────────── */
.apps-section {
  padding-block: var(--space-24);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

@media (max-width: 1024px) {
  .apps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .apps-grid {
    grid-template-columns: 1fr;
  }
}

/* ─── Why section ───────────────────────────────────────────────────────────── */
.why-section {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-24);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-12);
}

.why-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.why-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-xs);
  color: var(--color-accent);
}

.why-card__icon svg {
  width: 22px;
  height: 22px;
}

.why-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-snug);
}

.why-card p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  max-width: none;
}

@media (max-width: 768px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .why-grid {
    grid-template-columns: 1fr;
  }
}

/* ─── Closing CTA ───────────────────────────────────────────────────────────── */
.closing-cta {
  padding-block: var(--space-24);
  text-align: center;
}

.closing-cta__title {
  font-size: clamp(1.6rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-5);
  max-width: 20ch;
  margin-inline: auto;
}

.closing-cta__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 46ch;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

/* ─── App preview slider ─────────────────────────────────────────────────── */
.app-preview-slider {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
  aspect-ratio: 9 / 16;
  user-select: none;
}

.slider__track {
  display: flex;
  position: absolute;
  inset: 0;
  /* width is content-derived; height matches container via inset */
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.slider__slide {
  flex: 0 0 100%;
  /* height stretches to track height via flex cross-axis default (stretch) */
  position: relative;
  overflow: hidden;
}

.slider__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.slider__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  background: var(--color-bg-secondary);
  border: 2px dashed var(--color-border-strong);
  color: var(--color-text-quaternary);
  font-size: var(--text-xs);
  text-align: center;
  padding: var(--space-6);
  line-height: 1.6;
  box-sizing: border-box;
}

.slider__placeholder svg { opacity: 0.3; margin-bottom: var(--space-1); }

.slider__placeholder strong {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  display: block;
}

.slider__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  min-width: 36px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  z-index: 10;
  transition: background var(--transition-fast), opacity var(--transition-fast), transform var(--transition-fast);
  color: #1C1C1E;
  padding: 0;
}

.slider__btn:hover {
  background: #fff;
  transform: translateY(-50%) scale(1.08);
}

.slider__btn:disabled {
  opacity: 0.25;
  cursor: default;
  pointer-events: none;
}

.slider__btn--prev { left: var(--space-3); }
.slider__btn--next { right: var(--space-3); }

[data-theme="dark"] .slider__btn {
  background: rgba(44, 44, 46, 0.92);
  border-color: rgba(255,255,255,0.12);
  color: #F5F5F7;
}

[data-theme="dark"] .slider__btn:hover {
  background: rgba(58, 58, 60, 0.96);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .slider__btn {
    background: rgba(44, 44, 46, 0.92);
    border-color: rgba(255,255,255,0.12);
    color: #F5F5F7;
  }
  :root:not([data-theme="light"]) .slider__btn:hover {
    background: rgba(58, 58, 60, 0.96);
  }
}

.slider__dots {
  position: absolute;
  bottom: var(--space-3);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  align-items: center;
  z-index: 10;
}

.slider__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all 0.25s ease;
  flex-shrink: 0;
}

.slider__dot.active {
  background: #fff;
  width: 20px;
  border-radius: 3px;
}

/* Placeholder mode: use accent color for dots instead of white */
.slider--placeholder-mode .slider__dot { background: var(--color-border-strong); }
.slider--placeholder-mode .slider__dot.active { background: var(--color-accent); width: 20px; }