/* Modern Dark Theme - MagicAI */
/* Author: MagicAI Team */
/* Version: 1.0.0 */

:root {
    --md-primary: #6366f1;
    --md-secondary: #8b5cf6;
    --md-accent: #f59e0b;
    --md-background: #0f172a;
    --md-surface: #1e293b;
    --md-surface-light: #334155;
    --md-text: #f8fafc;
    --md-text-muted: #94a3b8;
    --md-border: #475569;
    --md-gradient-1: linear-gradient(135deg, var(--md-primary) 0%, var(--md-secondary) 100%);
    --md-gradient-2: linear-gradient(135deg, var(--md-secondary) 0%, var(--md-accent) 100%);
    --md-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    --md-shadow-hover: 0 35px 60px -12px rgba(0, 0, 0, 0.6);
    --md-animation: cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Styles */
* {
    box-sizing: border-box;
}

body.modern-dark-theme {
    background: var(--md-background);
    color: var(--md-text);
    font-family: 'IRANSans', Tahoma, Arial, sans-serif;
    line-height: 1.7;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Background Patterns */
.md-background-pattern {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 25% 25%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* Header Styles */
.md-header {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--md-border);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s var(--md-animation);
}

.md-header.scrolled {
    background: rgba(15, 23, 42, 0.95);
    box-shadow: var(--md-shadow);
}

.md-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.md-logo {
    font-size: 1.5rem;
    font-weight: bold;
    background: var(--md-gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
}

.md-nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2rem;
}

.md-nav-link {
    color: var(--md-text-muted);
    text-decoration: none;
    transition: all 0.3s var(--md-animation);
    padding: 0.5rem 0;
    position: relative;
}

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

.md-nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--md-gradient-1);
    transition: width 0.3s var(--md-animation);
}

.md-nav-link:hover::after {
    width: 100%;
}

/* Hero Section */
.md-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.md-hero-content {
    max-width: 800px;
    z-index: 2;
}

.md-hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: var(--md-gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 1;
    transform: translateY(0);
    animation: fadeInUp 1s var(--md-animation) 0s both;
}

.md-hero-title.animate-in {
    opacity: 0;
    transform: translateY(30px);
}

.md-hero-subtitle {
    font-size: 1.25rem;
    color: var(--md-text-muted);
    margin-bottom: 2rem;
    animation: fadeInUp 1s var(--md-animation) 0.2s both;
}

.md-hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s var(--md-animation) 0.4s both;
}

/* Button Styles */
.md-btn {
    padding: 0.875rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s var(--md-animation);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.md-btn-primary {
    background: var(--md-gradient-1);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.md-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.6);
}

.md-btn-outline {
    background: transparent;
    color: var(--md-text);
    border: 2px solid var(--md-border);
}

.md-btn-outline:hover {
    background: var(--md-surface);
    border-color: var(--md-primary);
    transform: translateY(-2px);
}

/* Cards */
.md-card {
    background: var(--md-surface);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid var(--md-border);
    transition: all 0.3s var(--md-animation);
    position: relative;
    overflow: hidden;
}

.md-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--md-shadow-hover);
    border-color: var(--md-primary);
}

.md-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--md-gradient-1);
    transform: scaleX(0);
    transition: transform 0.3s var(--md-animation);
}

.md-card:hover::before {
    transform: scaleX(1);
}

/* Features Section */
.md-features {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.md-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.md-feature-icon {
    width: 60px;
    height: 60px;
    background: var(--md-gradient-1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.md-feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--md-text);
}

.md-feature-desc {
    color: var(--md-text-muted);
    line-height: 1.7;
}

/* Section Titles */
.md-section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    background: var(--md-gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.md-section-subtitle {
    font-size: 1.125rem;
    color: var(--md-text-muted);
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

/* Animation Classes */
.animate-in {
    opacity: 1 !important;
    transform: translateY(0) !important;
    animation: fadeInUp 0.8s ease-out forwards;
}

.md-card.animate-in {
    opacity: 1 !important;
    visibility: visible !important;
}

.md-feature-icon.animate-in {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* Feature Card Specific Styles */
.md-feature-card {
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
    min-height: 250px;
    position: relative;
}

.md-feature-card .md-feature-icon {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

.md-feature-card .md-feature-title,
.md-feature-card .md-feature-desc {
    opacity: 1 !important;
    visibility: visible !important;
}

/* Force visibility for feature cards */
.md-features-grid .md-card {
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
}

.md-features-grid .md-feature-icon {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .md-nav {
        padding: 1rem;
    }
    
    .md-nav-links {
        display: none;
    }
    
    .md-hero {
        padding: 1rem;
        min-height: 90vh;
    }
    
    .md-hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .md-features {
        padding: 4rem 1rem;
    }
    
    .md-features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* Logo Styles */
.md-logo-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.md-logo-main {
    font-size: 1.4rem;
    font-weight: 700;
    background: var(--md-gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

.md-logo-sub {
    font-size: 0.75rem;
    color: var(--md-text-muted);
    font-weight: 500;
    margin-top: 2px;
}

/* Enhanced Navigation */
.md-nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.md-nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s var(--md-animation);
    font-weight: 500;
    font-size: 0.9rem;
}

.md-nav-link:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--md-primary);
}

.md-nav-link svg {
    opacity: 0.7;
    transition: opacity 0.3s var(--md-animation);
}

.md-nav-link:hover svg {
    opacity: 1;
}

.md-nav-login {
    color: var(--md-text-muted);
}

.md-btn-register {
    background: var(--md-gradient-1) !important;
    color: white !important;
    padding: 0.6rem 1.2rem !important;
    font-size: 0.9rem !important;
}

/* Enhanced Footer */
.md-footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: var(--md-text);
    padding: 4rem 0 0;
    border-top: 1px solid var(--md-border);
    position: relative;
    overflow: hidden;
}

.md-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--md-gradient-1);
}

.md-footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.md-footer-main {
    max-width: 350px;
}

.md-footer-logo {
    margin-bottom: 1.5rem;
}

.md-footer-desc {
    color: var(--md-text-muted);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.md-footer-stats {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.md-footer-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.md-stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--md-gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

.md-stat-label {
    font-size: 0.8rem;
    color: var(--md-text-muted);
    margin-top: 0.3rem;
}

.md-footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--md-text);
}

.md-footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.md-footer-section ul li {
    margin-bottom: 0.8rem;
}

.md-footer-section ul li a {
    color: var(--md-text-muted);
    text-decoration: none;
    transition: all 0.3s var(--md-animation);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.md-footer-section ul li a:hover {
    color: var(--md-primary);
    padding-right: 0.5rem;
}

.md-contact-info {
    margin-bottom: 1.5rem;
}

.md-contact-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--md-text-muted);
}

.md-contact-item svg {
    opacity: 0.7;
}

.md-social-links {
    display: flex;
    gap: 1rem;
}

.md-social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    color: var(--md-primary);
    border-radius: 10px;
    transition: all 0.3s var(--md-animation);
    text-decoration: none;
}

.md-social-link:hover {
    background: var(--md-gradient-1);
    color: white;
    transform: translateY(-2px);
}

.md-footer-bottom {
    border-top: 1px solid var(--md-border);
    padding: 2rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.md-footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    flex-wrap: wrap;
    gap: 1rem;
}

.md-copyright {
    color: var(--md-text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.md-footer-links {
    display: flex;
    gap: 1.5rem;
}

.md-footer-links a {
    color: var(--md-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s var(--md-animation);
}

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

.md-footer-badge {
    text-align: center;
    margin-top: 1rem;
}

.md-badge {
    display: inline-block;
    background: var(--md-gradient-1);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Mobile Menu Button */
.md-mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.md-mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--md-text);
    border-radius: 2px;
    transition: all 0.3s var(--md-animation);
}

/* RTL Support */
[dir="rtl"] .md-nav-links {
    flex-direction: row-reverse;
}

[dir="rtl"] .md-hero-buttons {
    flex-direction: row-reverse;
}

[dir="rtl"] .md-logo-text {
    align-items: flex-end;
}

[dir="rtl"] .md-footer-content {
    direction: rtl;
}

/* Responsive Updates */
@media (max-width: 768px) {
    .md-mobile-menu-btn {
        display: flex;
    }
    
    .md-nav-links {
        display: none;
    }
    
    .md-footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .md-footer-main {
        max-width: 100%;
    }
    
    .md-footer-stats {
        justify-content: center;
    }
    
    .md-footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .md-footer-links {
        justify-content: center;
    }
}

/* Utilities */
.md-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.md-text-center {
    text-align: center;
}

.md-mt-4 {
    margin-top: 2rem;
}

.md-mb-4 {
    margin-bottom: 2rem;
}

.md-py-6 {
    padding-top: 4rem;
    padding-bottom: 4rem;
}