/* ============================
   Design tokens
   ============================ */
:root {
  /* Brand */
  --brand-amber: #f59e0b;
  --brand-amber-700: #b45309;
  --brand-teal: #0f766e;
  --brand-teal-800: #115e59;

  /* Neutrals */
  --ink: #0f172a;
  --ink-600: #334155;
  --ink-400: #64748b;
  --paper: #ffffff;
  --paper-soft: #f8fafc;
  --border: #e2e8f0;

  /* Effects */
  --focus: #1d4ed8;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 4px 14px rgba(2, 8, 23, .06);
  --shadow: 0 12px 32px rgba(2, 8, 23, .10);

  /* Type scale */
  --fs-900: clamp(2rem, 4vw, 2.8rem);
  --fs-800: clamp(1.6rem, 3vw, 2rem);
  --fs-700: clamp(1.25rem, 2vw, 1.5rem);
  --fs-600: 1.125rem;
  --fs-500: 1rem;

  /* Spacing */
  --g-1: .5rem;
  --g-2: .75rem;
  --g-3: 1rem;
  --g-4: 1.5rem;
  --g-5: 2rem;
  --g-6: 3rem;
}

/* ============================
   Base
   ============================ */
@font-face {
  font-family: 'Tajawal';
  src: url('../font/fonts/Tajawal-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Tajawal';
  src: url('../font/fonts/Tajawal-Bold.woff2') format('woff2');
  font-weight: 700;
  font-display: swap;
}

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

html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Tajawal', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  text-align: right;
}

img { max-width: 100%; display: block; border-radius: var(--radius-sm); }
a { color: var(--brand-amber); text-decoration: none; }
a:hover, a:focus { text-decoration: underline; }
a:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px; }

h1, h2, h3 {
  margin: 0 0 .5rem 0;
  font-weight: 700;
  color: var(--ink);
}
.section-title { font-size: var(--fs-800); text-align: center; }
.section-desc {
  max-width: 68ch;
  margin: 0 auto var(--g-4);
  color: var(--ink-400);
  text-align: center;
}

/* Utilities */
.container { max-width: 1100px; margin-inline: auto; padding-inline: 1rem; }
.meta { color: var(--ink-400); font-size: .95rem; }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; border: 0; padding: 0;
  clip: rect(0 0 0 0); overflow: hidden;
}

/* ============================
   Skip link + Topbar
   ============================ */
.skip-link {
  position: absolute; inset-inline-start: 1rem; top: -40px;
  background: var(--paper); color: var(--ink);
  padding: .5rem .75rem; border-radius: 6px;
  border: 1px solid var(--border); z-index: 10000;
  transition: top .2s ease;
}
.skip-link:focus { top: 1rem; outline: 3px solid var(--focus); }

.topbar {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(160%) blur(10px);
  background: color-mix(in oklab, var(--paper) 90%, transparent);
  border-bottom: 1px solid var(--border);
}
.topbar__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: .6rem;
}
.brand { font-weight: 700; color: var(--ink); }
.nav { display: inline-flex; gap: .8rem; align-items: center; }
.nav__link {
  padding: .4rem .7rem;
  border-radius: 8px;
}
.nav__link:focus-visible { outline: 3px solid var(--focus); }

/* ============================
   Hero
   ============================ */
.hero {
  position: relative; isolation: isolate;
  min-height: 52vh;
  display: grid; place-items: center;
  text-align: center;
  padding: var(--g-6) 0 var(--g-5);
}
.hero__bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; border-radius: 0;
  filter: saturate(110%) contrast(105%);
  z-index: -2;
}
.hero__overlay {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(245, 158, 11, .25), transparent 60%),
    linear-gradient(180deg, rgba(15, 23, 42, .65), rgba(15, 23, 42, .55), rgba(15, 23, 42, .4));
}
.hero__content { color: #fff; }
.hero__title { font-size: var(--fs-900); line-height: 1.2; }
.hero__lead { font-size: var(--fs-600); max-width: 65ch; margin: .75rem auto 1.25rem; color: #e5e7eb; }
.hero__cta { display: flex; gap: .6rem; justify-content: center; flex-wrap: wrap; }

/* ============================
   Buttons
   ============================ */
.btn {
  --bg: var(--brand-teal);
  --fg: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5rem;
  padding: .8rem 1.1rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  background: var(--bg); color: var(--fg);
  font-weight: 700; min-height: 44px;
  box-shadow: var(--shadow-sm);
  transition: transform .12s ease, box-shadow .18s ease, background-color .18s ease, border-color .18s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn:active { transform: translateY(0); }
.btn--primary { --bg: var(--brand-teal); }
.btn--accent { --bg: linear-gradient(180deg, #fbbf24 0%, #f59e0b 60%, #d97706 100%); color: #111827; border-color: #f59e0b; }
.btn--ghost { --bg: transparent; --fg: #fff; border-color: rgba(255,255,255,.6); box-shadow: none; }
.btn--ghost:hover { background: rgba(255,255,255,.08); }

/* ============================
   Signup block
   ============================ */
.signup-box {
  background: var(--paper-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--g-5) var(--g-4);
  box-shadow: var(--shadow-sm);
  text-align: center;
  margin-block: var(--g-5);
}
.signup-form {
  display: flex; gap: .6rem; justify-content: center; flex-wrap: wrap; margin-top: var(--g-3);
}
.input {
  width: min(380px, 100%);
  padding: .75rem .9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--paper);
  color: var(--ink);
  font-size: var(--fs-500);
}
.input:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }

/* ============================
   Episodes
   ============================ */
.episodes { padding-block: var(--g-5); background: #fff; }
.episode-grid {
  display: grid; gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.episode-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: grid; grid-template-rows: auto 1fr;
  overflow: clip;
  box-shadow: var(--shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease, border-color .2s ease;
}
.episode-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: color-mix(in oklab, var(--brand-teal) 30%, var(--border));
}
.episode-thumb img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 0; }
.episode-card-content { padding: 1rem; display: grid; align-content: start; gap: .5rem; }
.episode-title { font-size: 1.1rem; font-weight: 700; color: var(--ink); }
.episode-desc { color: var(--ink-600); }

/* Pagination */
.pagination { text-align: center; margin-top: var(--g-4); }
.page-btn {
  background: var(--brand-amber);
  color: #111827;
  border: none;
  margin: 0 6px;
  padding: .55rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  cursor: pointer;
  transition: background-color .2s ease, transform .12s ease;
}
.page-btn:hover { background: #ffb224; transform: translateY(-1px); }
.page-btn[aria-current="page"] { background: var(--brand-amber-700); color: #fff; }

/* ============================
   FAQ
   ============================ */
.faq-section { background: var(--paper-soft); padding-block: var(--g-5); }
.faq {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  max-width: 900px;
  margin: 0 auto 1rem;
  box-shadow: var(--shadow-sm);
}
.faq > summary {
  font-weight: 700; cursor: pointer;
}
.faq[open] { border-color: color-mix(in oklab, var(--brand-amber) 30%, var(--border)); }

/* ============================
   Footer
   ============================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--g-5) 1rem;
  text-align: center;
  color: var(--ink-400);
}
.site-footer a { color: var(--brand-amber); font-weight: 700; }

/* ============================
   Reveal animations
   ============================ */
.reveal { opacity: 0; transform: translateY(12px); }
.reveal.reveal--in { opacity: 1; transform: none; transition: opacity .5s ease, transform .5s ease; }

/* ============================
   Responsive tweaks
   ============================ */
@media (max-width: 640px) {
  .hero { min-height: 46vh; padding: var(--g-5) 0 var(--g-4); }
  .hero__title { font-size: clamp(1.6rem, 6vw, 2rem); }
  .hero__lead { font-size: 1rem; }
  .signup-form { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; justify-content: center; }
}

/* ============================
   Motion safety
   ============================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .episode-card, .reveal, .page-btn, a { transition: none !important; }
}