/* ==========================================================================
   Funder UI Core - Dark Glassmorphism Theme (AR/EN Support)
   ========================================================================== */

:root {
  /* ألوان النظام الأساسية */
  --bg: #070A12;
  --card: #0C1222;
  --text: #EAF0FF;
  --text-dark: #1e293b;
  --muted: #9FB0D0;
  
  /* ألوان الهوية البصرية */
  --primary: #6D5BFF;
  --primary-hover: #5846f5;
  --primary2: #2EE3FF;
  
  /* ألوان الحالة (Status Colors) */
  --ok: #1FE2A1;
  --warn: #FFCC66;
  --danger: #FF5B7C;
  
  /* الشفافية والزجاجيات (Glassmorphism Effects) */
  --border: rgba(255, 255, 255, 0.10);
  --border-light: rgba(255, 255, 255, 0.20);
  --glass: rgba(255, 255, 255, 0.06);
  --glass-hover: rgba(255, 255, 255, 0.1);
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
  
  /* القياسات الأساسية */
  --r: 18px; /* نصف القطر الافتراضي للحواف */
  --font-base: 'Segoe UI', system-ui, -apple-system, Roboto, Arial, sans-serif;
  --font-ar: 'Tajawal', 'Cairo', var(--font-base); /* خطوط عربية جميلة إذا توفرت */
}

/* 1. الإعدادات العامة (Global Reset) */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  scroll-behavior: smooth; /* تمرير ناعم للصفحة */
}

body {
  font-family: var(--font-base);
  background: 
    radial-gradient(900px 500px at 20% 0%, rgba(109, 91, 255, 0.15), transparent 60%),
    radial-gradient(700px 400px at 80% 20%, rgba(46, 227, 255, 0.12), transparent 55%),
    var(--bg);
  background-attachment: fixed; /* لتثبيت الخلفية أثناء التمرير */
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* دعم اتجاه اللغة (RTL/LTR) */
html[lang="ar"] body { font-family: var(--font-ar); }
html[dir="rtl"] { text-align: right; }
html[dir="ltr"] { text-align: left; }

a { color: inherit; text-decoration: none; transition: 0.2s; }
img { max-width: 100%; height: auto; display: block; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 20px 18px 60px;
}

/* 2. التأثيرات الزجاجية (Glass Utility) */
.glass {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px); /* لدعم متصفحات سفاري */
  box-shadow: var(--shadow);
  border-radius: var(--r);
}

/* 3. شريط التنقل (Navigation Topbar) */
.topbar {
  position: sticky;
  top: 12px;
  z-index: 100;
  margin: 12px auto 0;
  max-width: 1120px;
  border-radius: calc(var(--r) + 6px);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.3s ease;
}

/* تأثير عند تمرير الصفحة (اختياري عبر JS لاحقاً، لكن CSS جاهز) */
.topbar.scrolled {
  top: 0; margin-top: 0; border-radius: 0 0 var(--r) var(--r);
  background: rgba(7, 10, 18, 0.9);
}

.brand-link { display: flex; align-items: center; gap: 12px; }
.logo {
  width: 42px; height: 42px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  font-weight: 900; font-size: 1.2rem;
  box-shadow: 0 4px 15px rgba(109, 91, 255, 0.4);
}
.brand-text strong { display: block; font-size: 16px; letter-spacing: 0.5px; }
.brand-text small { color: var(--muted); font-size: 12px; }

.top-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

/* 4. الأزرار (Buttons) */
.btn {
  border: 1px solid var(--border);
  background: var(--glass);
  color: var(--text);
  padding: 10px 16px;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}

.btn:hover {
  transform: translateY(-2px);
  background: var(--glass-hover);
  border-color: var(--border-light);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

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

.btn.primary {
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  border: none;
  color: white;
  box-shadow: 0 4px 15px rgba(109, 91, 255, 0.3);
}

.btn.primary:hover {
  box-shadow: 0 6px 20px rgba(109, 91, 255, 0.5);
  filter: brightness(1.1);
}

.btn.ghost { background: transparent; border-color: transparent; }
.btn.ghost:hover { background: rgba(255, 255, 255, 0.05); }

.btn.small { padding: 8px 14px; font-size: 0.85rem; border-radius: 10px; }
.btn.full { width: 100%; margin-top: 14px; }

.icon-btn {
  border: 1px solid var(--border);
  background: var(--glass);
  color: var(--text);
  width: 40px; height: 40px;
  border-radius: 12px;
  display: grid; place-items: center;
  cursor: pointer; transition: 0.2s;
}
.icon-btn:hover { background: var(--glass-hover); color: var(--primary2); }

/* 5. قسم الترحيب (Hero Section) */
.hero {
  display: grid; gap: 30px;
  grid-template-columns: 1.4fr 1fr;
  padding: 40px 0 20px;
  align-items: center;
}

.hero h1 {
  margin-bottom: 15px; font-size: clamp(28px, 4vw, 42px);
  line-height: 1.2; font-weight: 800;
  background: linear-gradient(to right, #fff, #a5b4fc);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}

.hero p { margin-bottom: 25px; color: var(--muted); font-size: 1.1rem; max-width: 90%; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

.trust-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.chip {
  padding: 6px 12px; border-radius: 999px;
  background: var(--glass); border: 1px solid var(--border);
  color: var(--muted); font-size: 0.85rem; font-weight: 600;
}

/* 6. البطاقات والمحتوى (Cards & Grids) */
.section-head { margin-top: 40px; margin-bottom: 20px; }
.section-head h2 { margin-bottom: 5px; font-size: 1.8rem; font-weight: 800; }
.section-head p { color: var(--muted); font-size: 1rem; }

.cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px;
}

.card {
  position: relative;
  border-radius: 24px;
  padding: 20px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.01));
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex; flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--border-light);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

/* تأثير التوهج الداخلي (Glow Effect) */
.card::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(400px circle at var(--mouse-x, 50%) var(--mouse-y, 0%), rgba(255, 255, 255, 0.06), transparent 40%);
  opacity: 0; transition: opacity 0.3s; pointer-events: none;
}
.card:hover::before { opacity: 1; }

.card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; }
.kpi {
  font-size: 0.75rem; color: var(--text); font-weight: 700;
  border: 1px solid var(--border);
  padding: 4px 10px; border-radius: 999px;
  background: rgba(0, 0, 0, 0.2);
}

.card h3 { margin-bottom: 8px; font-size: 1.2rem; }
.card p { color: var(--muted); font-size: 0.9rem; flex-grow: 1; }

.price-row { margin-top: auto; padding-top: 15px; border-top: 1px solid rgba(255, 255, 255, 0.05); }
.price strong { font-size: 1.4rem; color: var(--primary2); }
.price del { color: rgba(255, 255, 255, 0.3); margin-inline-start: 8px; font-size: 0.9rem; }

.card-actions { display: flex; gap: 10px; margin-top: 15px; }

/* 7. شبكة التصنيفات (Category Grid) */
.category-grid {
  display: grid; gap: 15px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.cat {
  border: 1px solid var(--border);
  background: var(--glass);
  color: var(--text);
  padding: 16px;
  border-radius: 20px;
  text-align: center;
  font-weight: 600;
  transition: 0.2s;
}
.cat:hover {
  background: rgba(109, 91, 255, 0.15);
  border-color: rgba(109, 91, 255, 0.3);
  transform: translateY(-3px);
  color: white;
}
.cat i, .cat span.emoji { display: block; font-size: 24px; margin-bottom: 8px; }

/* 8. النماذج والمدخلات (Forms & Inputs) */
.input {
  width: 100%;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 14px;
  border-radius: 14px;
  font-family: inherit; font-size: 1rem;
  transition: 0.2s; outline: none;
}
.input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(109, 91, 255, 0.15);
  background: rgba(0, 0, 0, 0.4);
}
.input::placeholder { color: rgba(255, 255, 255, 0.3); }

.label { display: block; margin: 15px 0 8px; color: var(--muted); font-size: 0.9rem; font-weight: 600; }

/* 9. مكونات خاصة (Wallet & AI Card) */
.wallet-card {
  border-radius: 24px; padding: 25px;
  background: linear-gradient(135deg, rgba(31, 41, 55, 0.8), rgba(17, 24, 39, 0.9));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  position: relative; overflow: hidden;
}
.wallet-card::after {
  content: ''; position: absolute; top: -50px; right: -50px;
  width: 150px; height: 150px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
}

.ai-card {
  margin-top: 20px; border-radius: 24px; padding: 20px;
  border: 1px solid rgba(109, 91, 255, 0.3);
  background: radial-gradient(circle at top left, rgba(109, 91, 255, 0.15), transparent 70%), var(--card);
}

/* 10. التنبيهات والنوافذ المنبثقة (Alerts & Modals) */
.alert {
  padding: 14px 18px; border-radius: 16px; margin-bottom: 20px;
  border: 1px solid var(--border); background: var(--glass);
  font-weight: 500; display: flex; align-items: center; gap: 10px;
}
.alert.success { border-color: rgba(31, 226, 161, 0.4); background: rgba(31, 226, 161, 0.1); color: var(--ok); }
.alert.error { border-color: rgba(255, 91, 124, 0.4); background: rgba(255, 91, 124, 0.1); color: var(--danger); }

.modal { position: fixed; inset: 0; display: none; z-index: 1000; align-items: center; justify-content: center; }
.modal.show { display: flex; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.75); backdrop-filter: blur(5px); }
.modal-card {
  position: relative; z-index: 1001; width: 100%; max-width: 480px;
  margin: 20px; border-radius: 24px; padding: 24px;
  background: var(--bg); border: 1px solid var(--border-light);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
  transform: translateY(20px); opacity: 0; transition: 0.3s;
}
.modal.show .modal-card { transform: translateY(0); opacity: 1; }

.tabs { display: flex; gap: 8px; margin-bottom: 20px; background: rgba(0,0,0,0.2); padding: 5px; border-radius: 16px; }
.tab { flex: 1; padding: 10px; text-align: center; border-radius: 12px; cursor: pointer; color: var(--muted); font-weight: 600; transition: 0.2s; }
.tab.active { background: var(--primary); color: white; }
.panel { display: none; animation: fadeIn 0.3s; }
.panel.active { display: block; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* 11. الجداول (Tables) */
.table-wrap { overflow-x: auto; border-radius: var(--r); border: 1px solid var(--border); background: var(--glass); }
table { width: 100%; border-collapse: collapse; text-align: start; }
th, td { padding: 15px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; background: rgba(0, 0, 0, 0.2); white-space: nowrap; }
tr:hover td { background: rgba(255, 255, 255, 0.02); }
tr:last-child td { border-bottom: none; }

/* ==========================================================================
   Mobile Pack (Tourism UI for Phones)
   ========================================================================== */
@media (max-width: 768px) {
  .hide-mobile { display: none !important; }
  .container { padding: 16px 16px 90px; }
  
  .hero { grid-template-columns: 1fr; text-align: center; gap: 20px; }
  .hero p { margin: 0 auto 20px; }
  .hero-cta { justify-content: center; }
  .trust-row { justify-content: center; }
  
  .topbar { margin: 8px; top: 8px; border-radius: 20px; padding: 10px; }
  
  /* منع تكبير الشاشة في الآيفون عند الضغط على الحقول */
  input, select, textarea { font-size: 16px !important; }
}

/* Bottom Navigation (Mobile Only) */
.bottom-nav {
  display: none; position: fixed; bottom: 15px; left: 15px; right: 15px; z-index: 90;
  background: rgba(12, 18, 34, 0.85); border: 1px solid var(--border-light);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-radius: 24px; padding: 8px; gap: 5px; justify-content: space-between;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.bn-item {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px; padding: 8px 4px; border-radius: 16px; cursor: pointer;
  color: var(--muted); transition: 0.2s; text-decoration: none;
}
.bn-item:hover, .bn-item:active { background: rgba(255, 255, 255, 0.05); color: white; }
.bn-ico { font-size: 1.2rem; }
.bn-txt { font-size: 0.7rem; font-weight: 600; white-space: nowrap; }

.bn-item.active { background: rgba(109, 91, 255, 0.2); color: var(--primary2); }

@media (max-width: 768px) {
  .bottom-nav { display: flex; }
  body { padding-bottom: env(safe-area-inset-bottom); } /* لدعم أجهزة الآيفون الحديثة */
}

/* Animations Helpers */
.floaty { animation: float 6s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; transform: none !important; }
}