/**
 * OneGrab - Components
 * Header, nav, buttons, cards, hero, footer, phone mockup
 */

/* ----- Header ----- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  display: inline-flex;
  align-items: center;
}

.logo-img {
  display: block;
  height: 2.75rem;
  width: auto;
  object-fit: contain;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-list a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
}

.nav-list a:hover {
  color: var(--color-text);
}

/* Language picker (dropdown) */
.lang-picker-wrap {
  display: flex;
  align-items: center;
}

.lang-picker-select {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2) var(--space-4);
  padding-right: 2.25rem;
  cursor: pointer;
  max-width: 11rem;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  color-scheme: dark;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2300d4ff' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.625rem center;
  transition: color var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.lang-picker-select:hover {
  color: var(--color-text);
  border-color: var(--color-border-strong);
  background-color: var(--color-bg-card);
}

.lang-picker-select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-muted);
}

/* Dark theme for native option list (where supported) */
.lang-picker-select option {
  background: var(--color-bg-elevated);
  color: var(--color-text);
}

@media (max-width: 47.9375rem) {
  .lang-picker-wrap {
    width: 100%;
    justify-content: center;
  }
  .lang-picker-select {
    max-width: none;
    width: 100%;
  }
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.nav-toggle-bar {
  width: 1.25rem;
  height: 2px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: transform var(--duration-normal) var(--ease-out);
}

@media (max-width: 47.9375rem) {
  .nav-toggle {
    display: flex;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-list {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-6);
    background: var(--color-bg);
    padding: var(--space-8);
    transform: translateX(100%);
    transition: transform var(--duration-normal) var(--ease-out);
  }

  .nav.is-open .nav-list {
    transform: translateX(0);
  }

  .nav-list a {
    font-size: var(--text-lg);
  }
}

/* ----- Hero content ----- */
.hero-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.hero-title {
  font-family: var(--font-sans);
  font-size: clamp(2.5rem, 6vw, var(--text-6xl));
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-6);
}

.hero-title-accent {
  color: var(--color-accent);
}

.hero-desc {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  max-width: 32rem;
  margin-bottom: var(--space-8);
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: background-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-glow);
}

.btn-hero {
  margin-top: var(--space-4);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

/* ----- Hero phone screenshot ----- */
.hero-phone-img {
  display: block;
  width: min(280px, 90vw);
  height: auto;
  margin-inline: auto;
  border-radius: 2.5rem;
  background: transparent;
}

/* ----- Feature cards ----- */
.feature-card {
  padding: var(--space-8);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.feature-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: var(--space-4);
  background: var(--color-accent-muted);
  color: var(--color-accent);
  font-size: 1.25rem;
  border-radius: var(--radius-md);
}

.feature-title {
  font-family: var(--font-sans);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.feature-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

/* ----- Section titles ----- */
.section-title {
  font-family: var(--font-sans);
  font-size: clamp(1.75rem, 4vw, var(--text-3xl));
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  text-align: center;
}

.cta-title {
  font-family: var(--font-sans);
  font-size: clamp(1.75rem, 4vw, var(--text-3xl));
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.cta-desc {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* ----- Footer ----- */
.footer-brand {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer-legal {
  font-size: var(--text-sm);
  color: var(--color-text-subtle);
}

.footer-legal a {
  color: var(--color-text-muted);
}

.footer-sep {
  margin-inline: var(--space-2);
  color: var(--color-text-subtle);
}

.footer-copy {
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
}