/* ========================================================
   OKILA TOOLS - Design System & UI Architecture
   Aesthetic: Apple + Modern SaaS + Enterprise IT
   Persian RTL First, Glassmorphism, Responsive
   ======================================================== */
/* Local / System Persian font stack with zero external network blocking */
:root {
  /* Light Theme (Default) */
  --bg-body: #f8fafc;
  --bg-gradient: radial-gradient(circle at 50% 0%, rgba(59, 130, 246, 0.08) 0%, rgba(248, 250, 252, 1) 70%);
  --bg-card: rgba(255, 255, 255, 0.75);
  --bg-card-hover: rgba(255, 255, 255, 0.95);
  --border-glass: rgba(226, 232, 240, 0.8);
  --border-focus: #2563eb;
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-sub: #475569;

  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: rgba(37, 99, 235, 0.1);
  --electric-blue: #0284c7;
  --cyan-accent: #06b6d4;

  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-glass: 0 10px 30px -5px rgba(37, 99, 235, 0.07), 0 0 1px 1px rgba(255, 255, 255, 0.9) inset;
  --shadow-hover: 0 20px 35px -10px rgba(37, 99, 235, 0.15), 0 0 1px 1px rgba(255, 255, 255, 1) inset;
  --blur: blur(16px);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Theme */
[data-theme="dark"] {
  --bg-body: #070d18;
  --bg-gradient: radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.15) 0%, rgba(7, 13, 24, 1) 75%);
  --bg-card: rgba(15, 23, 42, 0.7);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-focus: #3b82f6;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-sub: #cbd5e1;

  --primary: #3b82f6;
  --primary-hover: #60a5fa;
  --primary-light: rgba(59, 130, 246, 0.15);
  --electric-blue: #38bdf8;
  --cyan-accent: #22d3ee;

  --shadow-glass: 0 10px 30px -5px rgba(0, 0, 0, 0.4), 0 0 1px 1px rgba(255, 255, 255, 0.05) inset;
  --shadow-hover: 0 20px 35px -10px rgba(0, 0, 0, 0.6), 0 0 1px 1px rgba(59, 130, 246, 0.2) inset;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  direction: rtl;
  font-family: 'Vazirmatn', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--bg-body);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.65;
  font-size: 15px;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* Subtle Network Grid Pattern */
.bg-grid-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 600px;
  background-size: 40px 40px;
  background-image: linear-gradient(to right, rgba(37, 99, 235, 0.03) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
  pointer-events: none;
  z-index: -1;
  mask-image: radial-gradient(ellipse at top, black, transparent 70%);
}

/* Glassmorphism Components */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glass);
  transition: var(--transition);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-hover);
  border-color: rgba(59, 130, 246, 0.25);
}

/* Navigation Bar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-card);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.5px;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--cyan-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-text .brand-title {
  color: var(--text-main);
  line-height: 1.1;
  font-size: 1.15rem;
}

.brand-text .brand-badge {
  font-size: 0.68rem;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 1px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-sub);
  font-weight: 500;
  font-size: 0.93rem;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
}

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

/* Search Trigger Button */
.search-trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  background: var(--bg-body);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--transition);
}

.search-trigger:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.search-trigger kbd {
  background: var(--bg-card);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-glass);
  font-size: 0.72rem;
  font-family: inherit;
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--electric-blue));
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.4);
  transform: translateY(-1px);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border-color: var(--border-glass);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.82rem;
  border-radius: 6px;
}

.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  color: var(--text-sub);
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon:hover {
  color: var(--primary);
  border-color: var(--primary);
  transform: scale(1.05);
}

/* Theme Toggle Button */
.theme-toggle-btn {
  position: relative;
  overflow: hidden;
  font-size: 1.15rem;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.theme-toggle-btn:hover {
  transform: rotate(15deg) scale(1.1);
  box-shadow: 0 0 15px rgba(37, 99, 235, 0.35);
}

[data-theme="dark"] .theme-toggle-btn:hover {
  box-shadow: 0 0 15px rgba(250, 204, 21, 0.4);
  border-color: rgba(250, 204, 21, 0.6);
}

.theme-icon {
  display: inline-block;
  line-height: 1;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

/* Forms & Inputs */
.form-group {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.94rem;
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
  line-height: 1.6;
}

.code-editor {
  font-family: "JetBrains Mono", "Fira Code", Consolas, monospace;
  direction: ltr;
  text-align: left;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-primary { background: rgba(37, 99, 235, 0.12); color: var(--primary); }
.badge-success { background: rgba(16, 185, 129, 0.12); color: var(--success); }
.badge-warning { background: rgba(245, 158, 11, 0.12); color: var(--warning); }
.badge-danger  { background: rgba(239, 68, 68, 0.12); color: var(--danger); }

/* Alerts */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-success { background: rgba(16, 185, 129, 0.1); border: 1px solid rgba(16, 185, 129, 0.2); color: #065f46; }
.alert-error   { background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.2); color: #991b1b; }
.alert-info    { background: rgba(37, 99, 235, 0.1); border: 1px solid rgba(37, 99, 235, 0.2); color: #1e40af; }
[data-theme="dark"] .alert-success { color: #34d399; }
[data-theme="dark"] .alert-error   { color: #f87171; }
[data-theme="dark"] .alert-info    { color: #60a5fa; }

/* Hero Section */
.hero-section {
  padding: 70px 0 50px;
  text-align: center;
  position: relative;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-sm);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 22px;
}

.hero-title {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--cyan-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  max-width: 680px;
  margin: 0 auto 36px;
  color: var(--text-muted);
  font-size: 1.15rem;
  line-height: 1.8;
}

.hero-search-wrapper {
  max-width: 640px;
  margin: 0 auto 40px;
}

.hero-search-bar {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 2px solid var(--border-glass);
  border-radius: var(--radius-full);
  padding: 6px 8px 6px 20px;
  box-shadow: var(--shadow-glass);
  transition: var(--transition);
}

.hero-search-bar:focus-within {
  border-color: var(--primary);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.15);
}

.hero-search-bar input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 10px 14px;
  font-size: 1.05rem;
  color: var(--text-main);
  outline: none;
  font-family: inherit;
}

/* Stats Counter Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  max-width: 820px;
  margin: 0 auto;
}

.stat-item {
  padding: 22px;
  border-radius: var(--radius-md);
  text-align: center;
}

.stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Tools Grid */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 28px;
}

.section-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
}

.tool-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
}

.tool-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.tool-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  transition: var(--transition);
}

.tool-card:hover .tool-card-icon {
  background: var(--primary);
  color: #fff;
  transform: scale(1.08);
}

.tool-fav-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 1.15rem;
  transition: var(--transition);
}

.tool-fav-btn.is-fav {
  color: #eab308;
}

.tool-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-main);
}

.tool-card-desc {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border-glass);
}

.tool-card-category {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

.tool-card-action {
  color: var(--primary);
  font-weight: 700;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Category Cards Grid */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-bottom: 45px;
}

.category-card {
  padding: 20px;
  text-align: center;
  border-radius: var(--radius-md);
}

.category-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  margin: 0 auto 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: var(--primary-light);
  color: var(--primary);
}

/* Footer */
.footer {
  margin-top: auto;
  background: var(--bg-card);
  backdrop-filter: var(--blur);
  border-top: 1px solid var(--border-glass);
  padding: 50px 0 25px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.8;
  margin-top: 12px;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.98rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-main);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.footer-links a:hover {
  color: var(--primary);
  transform: translateX(-4px);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.84rem;
}

/* Search Modal (Ctrl + K) */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 80px;
  z-index: 1000;
}

.modal-overlay.active {
  display: flex;
}

.search-modal {
  width: 100%;
  max-width: 620px;
  background: var(--bg-body);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

.search-modal-header {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-glass);
}

.search-modal-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 1.1rem;
  color: var(--text-main);
  outline: none;
  font-family: inherit;
}

.search-results-list {
  max-height: 380px;
  overflow-y: auto;
  padding: 10px;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.search-result-item:hover, .search-result-item.selected {
  background: var(--primary-light);
}

/* Toast Container */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--bg-card-hover);
  backdrop-filter: var(--blur);
  border: 1px solid var(--border-glass);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-hover);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  font-weight: 500;
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Mobile Responsiveness */
.mobile-menu-btn {
  display: none;
}

@media (max-width: 900px) {
  .hero-title { font-size: 2.2rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .nav-menu { display: none; }
  .mobile-menu-btn { display: flex; }
}

@media (max-width: 600px) {
  .hero-title { font-size: 1.8rem; }
  .hero-desc { font-size: 0.98rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  .stats-grid { grid-template-columns: 1fr; }
}

/* ========================================================
   OKILA | اوکیلا - Advanced Cyber HUD Loader & Page Transitions
   ======================================================== */
.okila-top-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #38bdf8, #2563eb, #8b5cf6, #ec4899);
  z-index: 9999999;
  transform-origin: 0% 50%;
  transform: scaleX(0);
  opacity: 1;
  transition: transform 0.15s ease-out, opacity 0.3s ease;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.8), 0 0 4px rgba(37, 99, 235, 1);
  pointer-events: none;
}

.okila-page-loader {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999998;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(248, 250, 252, 0.98);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  opacity: 1;
  visibility: visible;
  overflow: hidden;
  transition: opacity 0.45s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              filter 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.45s ease;
}

[data-theme="dark"] .okila-page-loader {
  background: rgba(8, 13, 24, 0.98);
}

.okila-page-loader.ready .okila-loader-card {
  transform: scale(1.025);
  border-color: rgba(56, 189, 248, 0.8);
  box-shadow: 0 0 45px rgba(56, 189, 248, 0.4), 0 30px 60px -12px rgba(37, 99, 235, 0.35);
}

.okila-page-loader.loaded {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  transform: scale(1.06) !important;
  filter: blur(10px) !important;
}

.okila-loader-card {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 38px 46px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 30px 60px -15px rgba(37, 99, 235, 0.18), 0 0 0 1px rgba(255, 255, 255, 0.8) inset;
  text-align: center;
  max-width: 420px;
  width: 90%;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  animation: okilaCardFloat 3.5s ease-in-out infinite;
}

[data-theme="dark"] .okila-loader-card {
  background: rgba(13, 20, 36, 0.88);
  border: 1px solid rgba(56, 189, 248, 0.22);
  box-shadow: 0 30px 70px -15px rgba(0, 0, 0, 0.85), 
              0 0 25px rgba(37, 99, 235, 0.18), 
              0 0 0 1px rgba(255, 255, 255, 0.06) inset;
}

.okila-progress-percent {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, monospace;
  font-size: 0.95rem;
  font-weight: 800;
  color: #2563eb;
  direction: ltr;
  letter-spacing: 0.5px;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(37, 99, 235, 0.08);
  transition: all 0.2s ease;
}

[data-theme="dark"] .okila-progress-percent {
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.12);
  text-shadow: 0 0 10px rgba(56, 189, 248, 0.5);
}