/* Istichara landing page – mobile-first, dark theme */

:root {
  --bg-primary: #222222;
  --bg-secondary: #34373E;
  --text: #FFFFFF;
  --accent: #F49200;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --space: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --radius: 8px;
  --touch-min: 44px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
.header {
  background: var(--bg-secondary);
  padding: var(--space) var(--space-lg);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1024px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
}

.logo:hover {
  color: var(--accent);
  text-decoration: none;
}

.logo-img {
  display: block;
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.lang-btn {
  min-width: var(--touch-min);
  min-height: var(--touch-min);
  padding: 0.35rem 0.5rem;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  background: transparent;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
}

.lang-btn:hover {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.08);
}

.lang-btn.active {
  color: var(--accent);
}

.lang-sep {
  color: rgba(255, 255, 255, 0.5);
  user-select: none;
}

/* Hero */
.hero {
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
}

.hero-inner {
  max-width: 640px;
  margin: 0 auto;
}

.hero-title {
  margin: 0 0 var(--space);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.25;
}

.hero-logo {
  display: block;
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-lg);
  object-fit: contain;
}

.hero-tagline {
  margin: 0 0 var(--space-xl);
  font-size: 1.05rem;
  opacity: 0.95;
}

.cta {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font: inherit;
  font-weight: 600;
  color: var(--bg-primary);
  background: var(--accent);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  min-height: var(--touch-min);
  line-height: 1.25;
  transition: background 0.2s, transform 0.1s;
}

.cta:hover {
  background: #ff9f1a;
  text-decoration: none;
  transform: translateY(-1px);
}

.cta:active {
  transform: translateY(0);
}

/* Features */
.features {
  padding: var(--space-2xl) var(--space-lg);
  background: var(--bg-secondary);
}

.features-inner {
  max-width: 1024px;
  margin: 0 auto;
}

.features-title {
  margin: 0 0 var(--space-xl);
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
}

.features-grid {
  display: grid;
  gap: var(--space-lg);
}

.feature-card {
  background: var(--bg-primary);
  padding: var(--space-xl);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  margin-bottom: var(--space);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--bg-primary);
  background: var(--accent);
  border-radius: 50%;
}

.feature-title {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
}

.feature-desc {
  margin: 0;
  font-size: 0.95rem;
  opacity: 0.9;
}

/* Footer */
.footer {
  padding: var(--space-xl) var(--space-lg);
  background: var(--bg-primary);
  text-align: center;
}

.footer-inner {
  max-width: 1024px;
  margin: 0 auto;
}

.cta-footer {
  margin-bottom: var(--space-lg);
}

.footer-copy {
  margin: 0;
  font-size: 0.875rem;
  opacity: 0.7;
}

/* Tablet */
@media (min-width: 768px) {
  .hero {
    padding: var(--space-2xl) var(--space-xl);
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-tagline {
    font-size: 1.15rem;
  }

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

/* Desktop */
@media (min-width: 1024px) {
  .header-inner,
  .features-inner,
  .footer-inner {
    padding-inline: var(--space-xl);
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}