/* --- Base & Variables --- */
:root {
    --bg-color: #0b0f19;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-primary: #3b82f6;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-hover: rgba(255, 255, 255, 0.08);
    
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Cairo', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* --- Animated Background Orbs --- */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: rgba(59, 130, 246, 0.3);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 350px;
    height: 350px;
    background: rgba(139, 92, 246, 0.3);
    bottom: -50px;
    left: -100px;
    animation-delay: -5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: rgba(6, 182, 212, 0.2);
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

/* --- Navigation --- */
.glass-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background: rgba(11, 15, 25, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-brand i {
    color: var(--accent-primary);
    -webkit-text-fill-color: initial;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover {
    color: var(--accent-secondary);
}

/* --- Hero Section --- */
.hero {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 1.5rem;
}

.hero-content {
    max-width: 800px;
    animation: fadeUp 1s ease-out;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.125rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.6);
}

.pulse-btn {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(59, 130, 246, 0); }
    100% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0); }
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- Container & Grid --- */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem 5rem;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

/* --- Glassmorphism Cards --- */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(255,255,255,0.05), transparent 60%);
    pointer-events: none;
}

.glass-card:hover {
    transform: translateY(-10px);
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--accent-primary);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.card-desc {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.95rem;
    flex-grow: 1;
}

.card-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.doc-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition-smooth);
}

.doc-link i {
    color: var(--text-secondary);
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
    transition: var(--transition-smooth);
}

.doc-link:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
    color: var(--accent-primary);
}

.doc-link:hover i {
    color: var(--accent-primary);
}

.highlight-link {
    background: rgba(139, 92, 246, 0.1);
    border-color: rgba(139, 92, 246, 0.3);
}

.highlight-link:hover {
    background: rgba(139, 92, 246, 0.2);
    border-color: var(--accent-secondary);
    color: var(--accent-secondary);
}

.highlight-link i {
    color: var(--accent-secondary);
}

.highlight-link:hover i {
    color: var(--accent-secondary);
}

/* --- Alerts --- */
.alert-box {
    background: rgba(245, 158, 11, 0.1);
    border-right: 4px solid #f59e0b; /* RTL border right instead of left */
    border-radius: 8px;
    padding: 1rem;
    font-size: 0.85rem;
    color: #fcd34d;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1rem;
}

/* --- Footer --- */
footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: 0.9rem;
    background: rgba(11, 15, 25, 0.8);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .hero {
        padding: 3rem 1.5rem;
        min-height: auto;
    }
}