/**
 * Components - Complete Design System
 */

/* Header */
.header {
  position: sticky;
  /* pin below the sticky studio bar (set in iterations.css); 0 when absent */
  top: var(--studio-bar-h, 0px);
  z-index: var(--z-sticky);
  background: var(--paper);
  border-bottom: var(--border-width-1) solid var(--border-light);
}

.demo-banner {
  margin: 0;
  padding: var(--space-1-5) var(--space-4);
  background: var(--gold-100);
  color: var(--gold-600);
  font-size: var(--text-xs);
  text-align: center;
  line-height: 1.4;
}

[data-theme="dark"] .demo-banner {
  background: rgba(184, 147, 94, 0.15);
  color: var(--gold-300);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .demo-banner {
    background: rgba(184, 147, 94, 0.15);
    color: var(--gold-300);
  }
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) 0;
}

.header-title {
  flex: 1;
  text-align: center;
  margin: 0;
}

.header-link {
  display: block;
  color: inherit;
}

.header-title .arabic-small {
  display: block;
  color: var(--color-section-title);
  font-size: clamp(1.375rem, 3.2vw, 1.9rem);
  margin-bottom: var(--space-1);
}

.header-subtitle {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  font-weight: var(--font-weight-medium);
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--space-6);
  height: 2.75rem;
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
  border-radius: var(--radius-button);
  border: var(--border-width-2) solid transparent;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}

.btn:focus-visible {
  outline: 2px solid var(--teal-600);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--teal-600);
  color: #fff;
  box-shadow: var(--shadow-button);
}

.btn-primary:hover {
  background: var(--teal-700);
  transform: translateY(-2px);
  box-shadow:
    0 4px 12px rgba(42, 95, 92, 0.15),
    0 1px 3px rgba(42, 95, 92, 0.1);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--teal-600);
  border-color: var(--teal-600);
}

.btn-secondary:hover {
  background: var(--teal-50);
  border-color: var(--teal-700);
  color: var(--teal-700);
}

.btn-text {
  height: auto;
  padding: 0;
  background: transparent;
  color: var(--text-tertiary);
  border-color: transparent;
}

.btn-text:hover {
  color: var(--teal-700);
}

.btn-lg {
  height: 3.5rem;
  padding: 0 var(--space-8);
  font-size: var(--text-lg);
}

.btn-sm {
  height: 2.25rem;
  padding: 0 var(--space-4);
  font-size: var(--text-sm);
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  color: var(--teal-700);
  border-radius: var(--border-radius-lg);
  transition: var(--transition-fast);
}

.btn-icon:hover {
  background: var(--teal-50);
  color: var(--teal-800);
}

/* Card System */
.card {
  background: var(--bg-card);
  border: var(--border-width-1) solid var(--border-light);
  border-radius: var(--radius-card);
  padding: var(--space-card-lg);
  box-shadow: none;
  transition: var(--transition-default);
}

.card:hover {
  border-color: var(--teal-200);
  box-shadow: 0 4px 12px rgba(42, 95, 92, 0.08);
  transform: translateY(-2px);
}

.card-clickable {
  cursor: pointer;
}

.card-flat {
  box-shadow: none;
  border-color: var(--border-light);
}

.card-elevated {
  border-color: var(--border);
  box-shadow: 0 2px 8px rgba(42, 95, 92, 0.06);
}

.card-hero {
  border: var(--border-width-2) solid var(--teal-dark);
  border-radius: 20px;
  box-shadow:
    0 8px 24px var(--shadow-color-lg),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.card-header {
  margin-bottom: var(--space-6);
}

.card-title {
  font-size: var(--text-h4);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.card-description {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  line-height: var(--leading-relaxed);
}

/* Navigation Drawer */
.nav-drawer {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  pointer-events: none;
}

.nav-drawer[aria-hidden="false"] {
  pointer-events: auto;
}

.nav-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 36, 34, 0.46);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-in-out);
}

.nav-drawer[aria-hidden="false"] .nav-overlay {
  opacity: 1;
}

.nav-content {
  position: absolute;
  inset: 0 auto 0 0;
  width: min(20rem, 88vw);
  background: var(--bg-card);
  border-right: var(--border-width-1) solid var(--border-subtle);
  box-shadow: var(--shadow-modal);
  transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-in-out);
  display: flex;
  flex-direction: column;
}

.nav-drawer[aria-hidden="false"] .nav-content {
  transform: translateX(0);
}

.nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6);
  border-bottom: var(--border-width-1) solid var(--border-subtle);
}

.nav-title {
  font-size: var(--text-lg);
  color: var(--text-primary);
}

.nav-menu {
  flex: 1;
  padding: var(--space-3) 0;
  padding-bottom: calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
  overflow-y: auto;
  overscroll-behavior: contain;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  color: var(--text-tertiary);
  transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  background: var(--teal-50);
  color: var(--teal-700);
}

.nav-link.active {
  font-weight: var(--font-weight-semibold);
}

.nav-footer {
  padding: var(--space-5) var(--space-6);
  border-top: var(--border-width-1) solid var(--border-subtle);
  text-align: center;
}

/* Main */
.main {
  min-height: calc(100vh - 5.5rem);
  min-height: calc(100dvh - 5.5rem); /* dvh tracks the iOS dynamic toolbar */
  padding: var(--space-section-sm) 0;
}

.view {
  animation: view-enter var(--duration-slow) var(--ease-out);
}

.view.hidden {
  display: none;
}

@keyframes view-enter {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Welcome */
.welcome-card {
  max-width: var(--container-4xl);
  margin: 0 auto;
  text-align: center;
  padding: var(--space-card-xl);
  background: var(--bg-card);
  border: var(--border-width-1) solid var(--border-subtle);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.home-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin: var(--space-8) 0 var(--space-6);
  text-align: left;
}

.home-option {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: var(--bg-card);
  border: var(--border-width-1) solid var(--border-light);
  border-radius: var(--border-radius-lg);
  color: var(--text-primary);
  text-decoration: none;
  transition: var(--transition-default);
}

.home-option:hover,
.home-option:focus-visible {
  border-color: var(--teal-300);
  box-shadow: 0 4px 12px rgba(42, 95, 92, 0.08);
}

.home-option-featured {
  background: var(--teal-50);
  border-color: var(--teal-200);
  padding: var(--space-5);
}

.home-option-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--border-radius-xl);
  background: var(--teal-50);
  font-size: 1.375rem;
}

.home-option-featured .home-option-icon {
  background: var(--bg-card);
}

.home-option-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-0-5);
}

.home-option-title {
  font-size: var(--text-h6);
  font-weight: var(--font-weight-semibold);
}

.home-option-featured .home-option-title {
  font-size: var(--text-lg);
}

.home-option-desc {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  line-height: 1.45;
}

.home-footnote {
  color: var(--text-quaternary);
  margin: 0;
}

[data-theme="dark"] .home-option-featured,
[data-theme="dark"] .home-option-icon {
  background: rgba(58, 120, 114, 0.18);
  border-color: rgba(58, 120, 114, 0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .home-option-featured,
  :root:not([data-theme="light"]) .home-option-icon {
    background: rgba(58, 120, 114, 0.18);
    border-color: rgba(58, 120, 114, 0.4);
  }
}

@media (max-width: 39.99rem) {
  .welcome-card {
    padding: var(--space-6) var(--space-4);
  }
}

@media (min-width: 40rem) {
  .home-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-option-featured {
    grid-column: 1 / -1;
  }
}

/* Install Prompt + Offline */
.install-prompt {
  position: fixed;
  inset: auto 0 0 0;
  z-index: var(--z-fixed);
  background: var(--teal-700);
  color: #fff;
  box-shadow: var(--shadow-xl);
  transform: translateY(100%);
  transition: transform var(--duration-normal) var(--ease-in-out);
}

.install-prompt:not(.hidden) {
  transform: translateY(0);
}

.install-content {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  padding-bottom: calc(var(--space-4) + env(safe-area-inset-bottom, 0px));
}

.install-text {
  flex: 1;
  color: #fff;
  font-size: var(--text-sm);
}

.install-prompt .btn {
  background: #fff;
  color: var(--teal-700);
}

.install-prompt .btn-text {
  color: #fff;
}

.offline-banner {
  position: fixed;
  top: calc(var(--space-16) + var(--space-4));
  left: 50%;
  transform: translate(-50%, -140%);
  z-index: var(--z-fixed);
  background: var(--gold-400);
  color: var(--text-primary);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--border-radius-full);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  transition: transform var(--duration-normal) var(--ease-in-out);
}

.offline-banner:not(.hidden) {
  transform: translate(-50%, 0);
}

/* ==================== Toast Notifications ==================== */
.toast {
  position: fixed;
  bottom: calc(var(--space-2xl) + env(safe-area-inset-bottom, 0px));
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--ink);
  color: white;
  padding: var(--space-md) var(--space-xl);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  font-size: var(--text-base);
  font-weight: 500;
  z-index: 10000;
  opacity: 0;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast-success {
  background: var(--teal-dark);
}

.toast-error {
  background: var(--accent);
}

@media (max-width: 640px) {
  .toast {
    bottom: var(--space-xl);
    left: var(--space-lg);
    right: var(--space-lg);
    transform: translateX(0) translateY(100px);
  }

  .toast.show {
    transform: translateX(0) translateY(0);
  }
}

/* ==================== Responsive ==================== */
@media (min-width: 768px) {
  .header-subtitle {
    font-size: var(--text-base);
  }

}

/* Hadith on the home screen */
.home-hadith {
  position: relative;
  max-width: 36rem;
  margin: 0 auto var(--space-6);
  padding: var(--space-5) var(--space-5) var(--space-4);
  border-top: 1px solid var(--gold-200);
  border-bottom: 1px solid var(--gold-200);
}

.home-hadith-arabic {
  font-family: var(--font-arabic);
  font-size: clamp(1.5rem, 4.5vw, 2rem);
  line-height: 1.9;
  color: var(--color-arabic-card);
  margin: 0 0 var(--space-3);
}

.home-hadith-english {
  margin: 0 0 var(--space-3);
  padding: 0;
  border: 0;
}

.home-hadith-english p {
  margin: 0;
  font-size: var(--text-base);
  font-style: italic;
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

.home-hadith-ref {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.home-hadith-ref a {
  color: var(--teal-600);
}

[data-theme="dark"] .home-hadith {
  border-color: rgba(201, 169, 97, 0.3);
}

[data-theme="dark"] .home-hadith-ref a {
  color: var(--teal-300);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .home-hadith {
    border-color: rgba(201, 169, 97, 0.3);
  }

  :root:not([data-theme="light"]) .home-hadith-ref a {
    color: var(--teal-300);
  }
}

/* Hadith narrations carousel */
.hadith-slide {
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: opacity 0.3s ease;
}

.hadith-slide.changing {
  opacity: 0;
}

.home-hadith-lead {
  margin: 0 0 var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.hadith-key {
  background: var(--teal-50);
  color: inherit;
  border-radius: var(--border-radius-sm, 4px);
  padding: 0 0.2em;
}

.home-hadith-english .hadith-key {
  font-style: normal;
  font-weight: var(--font-weight-semibold);
  color: var(--teal-700);
}

.hadith-phrase-dots {
  display: flex;
  justify-content: center;
  gap: var(--space-1);
  margin-top: var(--space-2);
}

.hadith-dot {
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  position: relative;
}

.hadith-dot::after {
  content: "";
  position: absolute;
  inset: 0.5rem;
  border-radius: 50%;
  background: var(--border-default);
  transition: background 0.2s ease;
}

.hadith-dot.active::after {
  background: var(--gold-500);
}

.hadith-dot:focus-visible {
  outline: 2px solid var(--teal-500);
  border-radius: 50%;
}

[data-theme="dark"] .hadith-key {
  background: rgba(58, 120, 114, 0.3);
}

[data-theme="dark"] .home-hadith-english .hadith-key {
  color: var(--teal-200);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .hadith-key {
    background: rgba(58, 120, 114, 0.3);
  }

  :root:not([data-theme="light"]) .home-hadith-english .hadith-key {
    color: var(--teal-200);
  }
}

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

/* ---------- Touch: hadith dots 32px (compact — 44px rows ate phone space),
   no sticky hover transforms ---------- */
@media (pointer: coarse) {
  .hadith-dot {
    width: 2rem;
    height: 2rem;
  }
  .hadith-dot::after {
    inset: 0.5rem;
  }
}

@media (hover: none) {
  .name-card:hover,
  .home-option:hover,
  .hadith-dot:hover {
    transform: none;
  }
}

/* ---------- Text floors on phones ---------- */
@media (max-width: 640px) {
  .demo-banner {
    font-size: 14px; /* real sentence, not decoration */
  }
}