/**
 * landing.css
 * تصميم الصفحة الرئيسية الجديد — أسلوب جامعات عالمية ومنصات SaaS
 */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #eef2ff;
    --accent: #06b6d4;
    --accent-light: #ecfeff;
    --success: #10b981;
    --success-light: #ecfdf5;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* الوضع النهاري الافتراضي Light Mode */
    --bg-page: #f8fafc;
    --bg-header: rgba(255, 255, 255, 0.85);
    --bg-header-scrolled: rgba(255, 255, 255, 0.98);
    --bg-card: #ffffff;
    --bg-card-hover: #f1f5f9;
    --border-color: #e2e8f0;
    --border-hover: rgba(79, 70, 229, 0.4);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 30px rgba(79, 70, 229, 0.15);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

html, body {
    transition: background-color 0.3s ease, color 0.3s ease;
}

body {
    font-family: 'Cairo', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-page);
    color: var(--text-primary);
    line-height: 1.6;
    direction: rtl;
    overflow-x: hidden;
}

/* Layout Container */
.landing-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navbar */
.landing-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--bg-header);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.landing-header.scrolled {
    background: var(--bg-header-scrolled);
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
}

.brand-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    box-shadow: var(--shadow-glow);
}

.brand-info h1 {
    font-size: 1.15rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
}

.brand-info span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

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



.nav-link i {
    width: 16px;
    height: 16px;
    color: var(--primary);
}

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

/* Buttons */
.btn-nav-primary {
    background: linear-gradient(135deg, var(--primary), #6366f1);
    color: #ffffff;
    padding: 10px 20px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.9rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
    transition: var(--transition);
}

.btn-nav-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.6);
}

.btn-nav-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    padding: 10px 18px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    border: 1px solid var(--border-color);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-nav-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Hero Section */
.hero-section {
    padding: 160px 0 90px;
    position: relative;
    overflow: hidden;
}

.hero-glow-1 {
    position: absolute;
    top: -100px;
    right: 50%;
    transform: translateX(50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.25) 0%, rgba(6, 182, 212, 0.1) 40%, transparent 70%);
    filter: blur(60px);
    pointer-events: none;
    z-index: 0;
}

.hero-glow-2 {
    position: absolute;
    bottom: -50px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, transparent 70%);
    filter: blur(50px);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 860px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(79, 70, 229, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
    color: #a5b4fc;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    animation: fadeInDown 0.8s ease;
}

.hero-badge i {
    width: 16px;
    height: 16px;
    color: #818cf8;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1.25;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--primary) 0%, #6366f1 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}



.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.btn-hero-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #ffffff;
    padding: 16px 36px;
    border-radius: var(--radius-full);
    font-weight: 800;
    font-size: 1.05rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.4);
    transition: var(--transition);
}

.btn-hero-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(79, 70, 229, 0.6);
}

.btn-hero-secondary {
    background: rgba(79, 70, 229, 0.08);
    color: var(--text-primary);
    padding: 16px 32px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1.05rem;
    text-decoration: none;
    border: 1px solid var(--border-color);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.btn-hero-secondary:hover {
    background: rgba(79, 70, 229, 0.15);
    border-color: rgba(79, 70, 229, 0.3);
    color: var(--primary);
    transform: translateY(-3px);
}



/* Highlights Grid below Hero */
.hero-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.feature-pill {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 18px 24px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 16px;
    backdrop-filter: blur(12px);
    transition: var(--transition);
    text-align: right;
}

.feature-pill:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.feature-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: rgba(79, 70, 229, 0.15);
    color: #818cf8;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-info h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.feature-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Stats Section */
.stats-section {
    padding: 50px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: rgba(15, 23, 42, 0.5);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.stat-box {
    padding: 20px;
    position: relative;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #ffffff, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
    line-height: 1.1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.stat-label i {
    width: 16px;
    height: 16px;
    color: var(--accent);
}

/* Section Header Component */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 50px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    margin-bottom: 10px;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Categorized Services Section */
.services-container-section {
    padding: 90px 0;
}

.services-group {
    margin-bottom: 60px;
}

.group-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.group-title i {
    width: 22px;
    height: 22px;
    color: var(--accent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card-modern {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    backdrop-filter: blur(16px);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0;
    transition: var(--transition);
}

.service-card-modern:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.service-card-modern:hover::before {
    opacity: 1;
}

.card-icon-box {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: rgba(79, 70, 229, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #818cf8;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card-modern:hover .card-icon-box {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #ffffff;
    transform: scale(1.08);
}

.card-title {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.card-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 28px;
    flex-grow: 1;
}

.card-action-btn {
    width: 100%;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.9rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-indigo {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
}
.btn-indigo:hover {
    background: var(--primary);
    color: #ffffff;
}

.btn-emerald {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}
.btn-emerald:hover {
    background: var(--success);
    color: #ffffff;
}

.btn-cyan {
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent);
    border: 1px solid rgba(6, 182, 212, 0.3);
}
.btn-cyan:hover {
    background: var(--accent);
    color: #ffffff;
}

.btn-amber {
    background: rgba(245, 158, 11, 0.1);
    color: #b45309;
    border: 1px solid rgba(245, 158, 11, 0.3);
}
.btn-amber:hover {
    background: var(--warning);
    color: #1e293b;
}

.btn-rose {
    background: rgba(244, 63, 94, 0.1);
    color: #e11d48;
    border: 1px solid rgba(244, 63, 94, 0.3);
}
.btn-rose:hover {
    background: #f43f5e;
    color: #ffffff;
}

/* About / Info Section */
.about-section {
    padding: 80px 0;
    background: rgba(79, 70, 229, 0.03);
    border-top: 1px solid var(--border-color);
}



.about-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.about-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    text-align: center;
    transition: var(--transition);
}

.about-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.about-card-icon {
    width: 52px;
    height: 52px;
    margin: 0 auto 16px;
    border-radius: var(--radius-md);
    background: rgba(6, 182, 212, 0.12);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-card h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.about-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Modal Modern Design */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(11, 15, 25, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.3s ease;
}

.modal-content-card {
    background: #1e293b;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    padding: 36px;
    width: 100%;
    max-width: 440px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: relative;
    animation: scaleUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-header {
    text-align: center;
    margin-bottom: 28px;
}

.modal-icon-badge {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    margin: 0 auto 16px;
    box-shadow: var(--shadow-glow);
}

.modal-title {
    font-size: 1.35rem;
    font-weight: 800;
    color: #f8fafc;
    margin-bottom: 4px;
}

.modal-sub {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.modal-form-group {
    margin-bottom: 20px;
}

.modal-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: #cbd5e1;
    margin-bottom: 8px;
}

.modal-input-wrapper {
    position: relative;
}

.modal-input-wrapper i {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #64748b;
    width: 18px;
    height: 18px;
    pointer-events: none;
    transition: var(--transition);
}

.modal-input {
    width: 100%;
    padding: 12px 42px 12px 16px;
    background: #0f172a;
    border: 1.5px solid #334155;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.95rem;
    color: #ffffff;
    outline: none;
    transition: var(--transition);
}

.modal-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

.modal-input:focus + i {
    color: var(--primary);
}

.modal-btn-group {
    display: flex;
    gap: 12px;
    margin-top: 28px;
}

.btn-modal-submit {
    flex: 1;
    background: linear-gradient(135deg, var(--primary), #6366f1);
    color: #ffffff;
    border: none;
    padding: 14px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-modal-submit:hover {
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.5);
    transform: translateY(-2px);
}

.btn-modal-cancel {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-modal-cancel:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

/* Footer */
.landing-footer {
    background: #f1f5f9;
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}



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

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 12px;
    max-width: 380px;
    line-height: 1.6;
}

.footer-heading {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.88rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.copyright-text {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.developer-badge {
    color: #ffffff;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    padding: 6px 16px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 700;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.developer-badge:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes scaleUp {
    from { opacity: 0; transform: scale(0.92); }
    to { opacity: 1; transform: scale(1); }
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .hero-title { font-size: 2.5rem; }
    .hero-features { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-top { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 768px) {
    .nav-menu { display: none; }
    .hero-title { font-size: 2rem; }
    .hero-description { font-size: 1rem; }
    .hero-section { padding: 130px 0 60px; }
    .services-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
}