/* ═══════════════════════════════════════════════════════════
   LIQAA Design System v4.0 — Emerald Light Premium Edition
   ═══════════════════════════════════════════════════════════ */

:root {
    /* ── Primary (Emerald) ── */
    --color-primary: #10b981;
    --color-primary-dark: #059669;
    --color-primary-light: #ecfdf5;
    --color-primary-border: #a7f3d0;
    --color-primary-text: #6ee7b7;
    --color-primary-glow: rgba(16, 185, 129, 0.15);

    /* ── Navy (Dark accents) ── */
    --color-navy: #0b1220;
    --color-navy-deep: #060b18;
    --color-navy-light: #0f172a;

    /* ── Text ── */
    --color-heading: #1e293b;
    --color-body: #475569;
    --color-muted: #94a3b8;
    --color-hint: #cbd5e1;
    --color-text-primary: #1e293b;
    --color-text-secondary: #475569;
    --color-text-muted: #94a3b8;
    --color-text-dim: #cbd5e1;

    /* ── Backgrounds & Surfaces ── */
    --color-bg: #f8fafc;
    --color-bg-dark: #f8fafc;
    --color-card: #ffffff;
    --color-card-bg: #ffffff;
    --color-border: #e2e8f0;
    --color-card-border: #e2e8f0;
    --color-shadow: rgba(0, 0, 0, 0.05);
    --color-divider: #f1f5f9;
    --color-bg-hover: #f1f5f9;
    --color-bg-input: #ffffff;
    --color-surface-light: #f1f5f9;

    /* ── Status ── */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-info: #3b82f6;
    --color-violet: #8b5cf6;
    --color-gold: #f59e0b;

    /* ── Radius ── */
    --radius-section: 20px;
    --radius-card: 16px;
    --radius-button: 12px;
    --radius-input: 10px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-pill: 9999px;

    /* ── Shadows ── */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.1);
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);
    --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-green: 0 4px 16px rgba(16, 185, 129, 0.2);
    --shadow-input-focus: 0 0 0 3px rgba(16, 185, 129, 0.12);

    /* ── Gradients ── */
    --gradient-hero: linear-gradient(135deg, #0b1220 0%, #064e3b 50%, #10b981 100%);
    --gradient-primary: linear-gradient(135deg, #10b981, #059669);
    --gradient-primary-btn: linear-gradient(135deg, #10b981, #059669);
    --gradient-brand-icon: linear-gradient(135deg, #10b981, #059669);
    --gradient-cta: linear-gradient(135deg, #10b981, #059669);

    /* ── Typography ── */
    --font-ar: 'Cairo', sans-serif;
    --font-en: 'Inter', sans-serif;
    --font-arabic: 'Cairo', sans-serif;
    --font-english: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* ── Transitions ── */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ═══════════════════════════════════════
   BASE
   ═══════════════════════════════════════ */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; margin: 0; }

body.digital-trust {
    font-family: var(--font-en);
    background: var(--color-bg);
    color: var(--color-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}
body.digital-trust[dir="rtl"], body.digital-trust.ar {
    font-family: var(--font-ar);
}
::selection { background: rgba(16, 185, 129, 0.15); color: var(--color-heading); }

/* ═══════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════ */
.btn-primary, .dt-btn-primary {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 28px; border-radius: var(--radius-button); font-size: 0.875rem; font-weight: 600;
    background: var(--gradient-primary); color: #fff; border: none;
    box-shadow: var(--shadow-green);
    cursor: pointer; transition: all var(--transition-base);
    text-decoration: none; letter-spacing: -0.01em;
}
.btn-primary:hover, .dt-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.3);
    filter: brightness(1.05);
}

.btn-secondary {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 28px; border-radius: var(--radius-button); font-size: 0.875rem; font-weight: 600;
    background: #fff; color: var(--color-primary);
    border: 1.5px solid var(--color-primary-border);
    cursor: pointer; transition: all var(--transition-base); text-decoration: none;
}
.btn-secondary:hover {
    background: var(--color-primary-light); border-color: var(--color-primary);
}

.btn-dark {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 28px; border-radius: var(--radius-button); font-size: 0.875rem; font-weight: 600;
    background: var(--color-navy); color: #fff; border: none;
    cursor: pointer; transition: all var(--transition-base); text-decoration: none;
}
.btn-dark:hover { background: var(--color-navy-light); transform: translateY(-1px); }

/* ═══════════════════════════════════════
   CARDS
   ═══════════════════════════════════════ */
.glass-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
}
.glass-card:hover {
    box-shadow: var(--shadow-card-hover);
    border-color: #d1d5db;
}

.stat-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 1.5rem;
    transition: all var(--transition-base);
}
.stat-card:hover { box-shadow: var(--shadow-md); }

.feature-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 2rem;
    transition: all var(--transition-base);
    border-top: 3px solid transparent;
}
.feature-card:hover {
    border-top-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* ═══════════════════════════════════════
   BADGES
   ═══════════════════════════════════════ */
.badge {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 4px 12px; border-radius: var(--radius-pill);
    font-size: 0.75rem; font-weight: 600;
}
.badge-success, .badge-green { background: #ecfdf5; color: #059669; }
.badge-danger { background: #fef2f2; color: #dc2626; }
.badge-warning { background: #fffbeb; color: #d97706; }
.badge-info { background: #eff6ff; color: #2563eb; }
.badge-violet { background: #f5f3ff; color: #7c3aed; }
.badge-gold { background: #fffbeb; color: #d97706; }

/* ═══════════════════════════════════════
   NAVIGATION (Dashboard)
   ═══════════════════════════════════════ */
.dt-topbar {
    width: 100%; padding: 0 1.5rem; height: 56px;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    display: flex; align-items: center;
    position: sticky; top: 0; z-index: 50;
    box-shadow: var(--shadow-sm);
}
.dt-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.dt-brand-text { font-size: 1.1rem; font-weight: 800; color: var(--color-heading); letter-spacing: -0.03em; }
.dt-brand-icon {
    width: 2rem; height: 2rem; border-radius: var(--radius-sm);
    background: var(--gradient-primary);
    display: flex; align-items: center; justify-content: center;
    box-shadow: var(--shadow-green);
}

.nav-link {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 12px; border-radius: var(--radius-sm);
    font-size: 0.8125rem; font-weight: 500; color: var(--color-muted);
    text-decoration: none; transition: all var(--transition-fast);
}
.nav-link:hover { color: var(--color-heading); background: var(--color-divider); }
.nav-link.active { color: var(--color-primary); background: var(--color-primary-light); }

/* ═══════════════════════════════════════
   FORMS
   ═══════════════════════════════════════ */
.dt-input, input[type="text"], input[type="email"], input[type="password"],
input[type="number"], input[type="url"], input[type="search"],
textarea, select {
    width: 100%; padding: 10px 14px; border-radius: var(--radius-input);
    border: 1px solid var(--color-border);
    background: var(--color-bg-input); color: var(--color-heading);
    font-size: 0.875rem; transition: all var(--transition-fast);
    font-family: inherit; outline: none;
}
.dt-input:focus, input:focus, textarea:focus, select:focus {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-input-focus);
}
.dt-input::placeholder, input::placeholder, textarea::placeholder {
    color: var(--color-hint);
}

/* ═══════════════════════════════════════
   TABLES
   ═══════════════════════════════════════ */
.dt-table {
    width: 100%; border-collapse: separate; border-spacing: 0;
    border-radius: var(--radius-md); overflow: hidden;
    background: var(--color-card); border: 1px solid var(--color-border);
}
.dt-table th {
    background: var(--color-divider); padding: 12px 20px;
    font-size: 0.7rem; font-weight: 600; color: var(--color-muted);
    text-transform: uppercase; letter-spacing: 0.06em; text-align: start;
}
.dt-table td {
    padding: 12px 20px; border-top: 1px solid var(--color-divider);
    font-size: 0.875rem; color: var(--color-body);
}
.dt-table tr:hover td { background: #fafbfc; }

/* ═══════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════ */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 6px rgba(16, 185, 129, 0.4); }
    50% { box-shadow: 0 0 16px rgba(16, 185, 129, 0.7); }
}
.animate-fade-in-up { animation: fadeInUp 0.5s ease-out both; }
.animate-fade-in { animation: fadeIn 0.3s ease-out both; }

/* ═══════════════════════════════════════
   SECTION HELPERS
   ═══════════════════════════════════════ */
.section-title { position: relative; display: inline-block; }
.section-title::after {
    content: ''; position: absolute; bottom: -8px; right: 0;
    width: 48px; height: 2px; background: var(--gradient-primary); border-radius: 1px;
}
[dir="ltr"] .section-title::after { right: auto; left: 0; }

/* ═══════════════════════════════════════
   GOOGLE AUTH BUTTON
   ═══════════════════════════════════════ */
.google-auth-btn {
    display: flex; align-items: center; justify-content: center; gap: 12px;
    width: 100%; padding: 12px 20px; border-radius: var(--radius-button);
    background: #fff; color: var(--color-heading); font-size: 0.875rem; font-weight: 600;
    border: 1.5px solid var(--color-border); cursor: pointer;
    transition: all var(--transition-base); text-decoration: none;
}
.google-auth-btn:hover {
    box-shadow: var(--shadow-md); border-color: #d1d5db;
    transform: translateY(-1px);
}

/* ═══════════════════════════════════════
   AUTH PAGES (Guest Layout)
   ═══════════════════════════════════════ */
.auth-container {
    min-height: 100vh; display: flex; flex-direction: column;
    align-items: center; justify-content: center; padding: 2rem 1rem;
    background: var(--color-bg);
}
.auth-card {
    width: 100%; max-width: 420px; padding: 2rem;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}
.auth-brand {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    margin-bottom: 2rem; text-decoration: none;
}
.auth-brand-dot {
    width: 8px; height: 8px; border-radius: 50%; background: var(--color-primary);
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.5);
    animation: pulse-glow 2s ease-in-out infinite;
}
.auth-brand-name { font-size: 1.5rem; font-weight: 800; color: var(--color-heading); letter-spacing: -0.04em; }
.auth-brand-sub { font-size: 0.7rem; color: var(--color-muted); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; }

.auth-divider { display: flex; align-items: center; gap: 12px; margin: 1.25rem 0; }
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--color-border); }
.auth-divider span { font-size: 0.75rem; color: var(--color-muted); font-weight: 500; }

.auth-card label { display: block; font-size: 0.8125rem; font-weight: 500; color: var(--color-body); margin-bottom: 6px; }
.auth-card .btn-submit {
    width: 100%; padding: 12px; border-radius: var(--radius-button);
    background: var(--gradient-primary); color: #fff;
    font-size: 0.875rem; font-weight: 600; border: none;
    cursor: pointer; transition: all var(--transition-base);
    box-shadow: var(--shadow-green);
}
.auth-card .btn-submit:hover { box-shadow: 0 8px 24px rgba(16, 185, 129, 0.3); transform: translateY(-1px); }

/* ═══════════════════════════════════════
   DASHBOARD
   ═══════════════════════════════════════ */
.dash-page { background: var(--color-bg); min-height: 100vh; }
.dash-header { border-bottom: 1px solid var(--color-border); }
.dash-content { padding: 2rem 0; }

.admin-stat {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 1.25rem;
    transition: all var(--transition-base);
}
.admin-stat:hover { box-shadow: var(--shadow-md); }
.admin-stat .stat-icon {
    width: 40px; height: 40px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
}
.admin-stat .stat-label {
    font-size: 0.6875rem; font-weight: 600; color: var(--color-muted);
    text-transform: uppercase; letter-spacing: 0.06em;
}
.admin-stat .stat-value {
    font-size: 1.5rem; font-weight: 700; color: var(--color-heading);
    letter-spacing: -0.02em; line-height: 1.2;
}

/* ═══════════════════════════════════════
   SCROLLBAR
   ═══════════════════════════════════════ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

/* ═══════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════ */
@media (max-width: 768px) {
    .hidden-mobile { display: none !important; }
    .auth-card { margin: 1rem; padding: 1.5rem; }
}