/* =========================================================
   محطة الطقس — نظام التصميم
   مستوحى من لوحات الأجهزة الجوية القديمة: نحاس، أرقام رقمية، خطوط رفيعة
   ========================================================= */

:root {
  /* الألوان — سمة فاتحة بروح لوحة أجهزة قديمة على ورق */
  --bg-deep: #f7f3ea;
  --bg-panel: #ffffff;
  --bg-panel-raised: #efe8d8;
  --line: #ddd3ba;
  --line-soft: #e8e1cf;
  --brass: #c98a3e;
  --brass-bright: #93601f;
  --sky: #2f6a8c;
  --sky-dim: #dcebf1;
  --storm: #b8402a;
  --text-primary: #23282d;
  --text-muted: #5b6672;
  --text-faint: #8a93a0;

  /* ألوان الأيقونات التوضيحية للطقس */
  --sun: #ef9f2e;
  --cloud: #c3cad3;
  --cloud-line: #8b96a1;
  --rain: #3f7fac;
  --snow-line: #5f97b8;
  --bolt: #d9932a;

  /* الطباعة */
  --font-display: "Fraunces", "Amiri", serif;
  --font-arabic: "Tajawal", "IBM Plex Sans Arabic", sans-serif;
  --font-mono: "JetBrains Mono", "Space Mono", monospace;

  --radius-sm: 4px;
  --radius-md: 10px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg-deep);
  background-image:
    radial-gradient(circle at 15% 0%, rgba(47, 106, 140, 0.06), transparent 45%),
    radial-gradient(circle at 100% 100%, rgba(201, 138, 62, 0.08), transparent 40%);
  color: var(--text-primary);
  font-family: var(--font-arabic);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

::selection { background: var(--brass); color: #fffdf8; }

a { color: var(--sky); text-decoration: none; }
a:hover { color: var(--brass-bright); }

/* التركيز عبر لوحة المفاتيح */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--brass-bright);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============ الترويسة ============ */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px clamp(20px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(247, 243, 234, 0.9);
  backdrop-filter: blur(10px);
  z-index: 50;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.3px;
  color: var(--text-primary);
}

.brand-mark {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
}

.brand small {
  display: block;
  font-family: var(--font-arabic);
  font-size: 11px;
  font-weight: 400;
  color: var(--text-faint);
  letter-spacing: 1px;
}

.site-nav {
  display: flex;
  gap: 28px;
  font-size: 14px;
  color: var(--text-muted);
}

.site-nav a.active { color: var(--brass-bright); }

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lang-switch {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--text-muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 7px 13px;
  white-space: nowrap;
  flex-shrink: 0;
}
.lang-switch:hover { color: var(--brass-bright); border-color: var(--brass); }

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-panel);
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
}
.nav-toggle:hover { color: var(--brass-bright); border-color: var(--brass); }
.nav-toggle .icon-close { display: none; }
.nav-toggle.open .icon-burger { display: none; }
.nav-toggle.open .icon-close { display: block; }

@media (max-width: 720px) {
  .site-header { position: sticky; }
  .nav-toggle { display: flex; }

  .site-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    position: absolute;
    top: 100%;
    inset-inline: 0;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--line);
    padding: 6px clamp(20px, 5vw, 64px) 18px;
    box-shadow: 0 12px 24px -12px rgba(35, 40, 45, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  }
  .site-nav.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }
  .site-nav a {
    padding: 14px 2px;
    border-bottom: 1px solid var(--line-soft);
    font-size: 15px;
    color: var(--text-primary);
  }
  .site-nav a:last-child { border-bottom: none; }
}

/* ============ التذييل ============ */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px clamp(20px, 5vw, 64px) 60px;
  color: var(--text-faint);
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
  align-items: center;
}

.site-footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
.site-footer nav a { color: var(--text-muted); }

/* ============ حاويات المحتوى الثابت ============ */
.page-shell {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px clamp(20px, 5vw, 24px) 40px;
}

.page-shell .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--brass);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.page-shell h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 46px);
  margin: 0 0 28px;
  line-height: 1.2;
}

.page-shell h2 {
  font-family: var(--font-display);
  font-size: 24px;
  margin: 40px 0 14px;
  color: var(--brass-bright);
}

.page-shell p { color: var(--text-muted); margin: 0 0 16px; }
.page-shell ul { color: var(--text-muted); padding-inline-start: 20px; }
.page-shell li { margin-bottom: 8px; }

.page-shell hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 40px 0;
}

/* ============ لوحة إعلان (AdSense) ============ */
.ad-slot {
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
  padding: 18px;
  text-align: center;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin: 32px 0;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
}