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

body {
    font-family: 'Vazir', 'Estedad', 'Shabnam', 'Tahoma', 'Arial', sans-serif;
    direction: rtl;
    background: #f8f9fa;
    min-height: 100vh;
    color: #2c3e50;
    line-height: 1.9;
    font-weight: 400;
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #667eea;
    text-decoration: none;
}

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

.nav-links a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #667eea;
}

/* Flash Messages */
.flash-messages {
    margin: 1rem auto;
    max-width: 1200px;
    padding: 0 20px;
}

.flash {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    animation: slideIn 0.3s ease-out;
}

.flash-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.flash-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.flash-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-image {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 8s ease-in-out;
    animation: fadeInOut 16s infinite;
}

.hero-image-1 {
    animation-delay: 0s;
}

.hero-image-2 {
    animation-delay: 8s;
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0; }
    25%, 75% { opacity: 0.3; }
    50% { opacity: 0.4; }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.85) 0%, rgba(118, 75, 162, 0.85) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 4rem 0;
}

.hero-text {
    color: white;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    font-weight: 900;
    line-height: 1.3;
    text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    line-height: 1.9;
    opacity: 0.95;
    font-weight: 400;
}

.hero-features {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-icon {
    font-size: 1.5rem;
}

.hero-image-container {
    position: relative;
    height: 500px;
}

.hero-main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    border: 3px solid rgba(255, 255, 255, 0.2);
}

.floating-card {
    position: absolute;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: float 3s ease-in-out infinite;
    font-weight: 600;
    color: #2c3e50;
}

.floating-card .card-icon {
    font-size: 1.5rem;
}

.card-1 {
    top: 10%;
    left: -10%;
    animation-delay: 0s;
}

.card-2 {
    bottom: 20%;
    right: -10%;
    animation-delay: 1s;
}

.card-3 {
    top: 50%;
    left: -5%;
    animation-delay: 2s;
}

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

.cta-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: white;
    color: #667eea;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.2rem;
    transition: all 0.3s;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    border: 2px solid transparent;
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
    background: #f8f9fa;
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: #ffffff;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 4rem;
    color: #2c3e50;
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-bottom: 5rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
    border: 2px solid #f0f0f0;
    text-align: center;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
    border-color: #667eea;
}

.feature-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    display: block;
}

.feature-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: #2c3e50;
    font-weight: 700;
}

.feature-card p {
    color: #7f8c8d;
    line-height: 1.8;
    font-size: 1.05rem;
}

.feature-image {
    margin-top: 2rem;
    border-radius: 15px;
    overflow: hidden;
    height: 200px;
    width: 100%;
    display: block;
    background: #f0f0f0;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
    display: block;
}

.feature-card:hover .feature-image img {
    transform: scale(1.1);
}

.pricing-section {
    margin-top: 5rem;
    padding-top: 5rem;
    border-top: 2px solid #ecf0f1;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
    border: 2px solid #ecf0f1;
    position: relative;
    text-align: center;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
}

.pricing-card.featured {
    border-color: #667eea;
    border-width: 3px;
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
}

.pricing-header h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #2c3e50;
    font-weight: 700;
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 900;
    color: #667eea;
    margin-bottom: 2rem;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
    text-align: right;
}

.pricing-features li {
    padding: 0.75rem 0;
    color: #34495e;
    font-size: 1.05rem;
    border-bottom: 1px solid #ecf0f1;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-button {
    display: block;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    margin-top: 2rem;
    transition: all 0.3s;
}

.pricing-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

/* How It Works */
.how-it-works {
    padding: 6rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.how-it-works::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1639762681485-074b7f938ba0?w=1920&q=80');
    background-size: cover;
    background-position: center;
    opacity: 0.1;
    z-index: 0;
}

.how-it-works .container {
    position: relative;
    z-index: 1;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.step {
    text-align: center;
    padding: 0;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    transition: all 0.3s;
}

.step:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
}

.step-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.step-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.step:hover .step-image img {
    transform: scale(1.1);
}

.step-number {
    width: 70px;
    height: 70px;
    background: white;
    color: #667eea;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    font-weight: 900;
    margin: -35px auto 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 4px solid #667eea;
}

.step h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    padding: 0 1.5rem;
}

.step p {
    padding: 0 1.5rem 2rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* Testimonials */
.testimonials {
    padding: 6rem 0;
    background: #f8f9fa;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.testimonial-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s;
    border: 2px solid #ecf0f1;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
    border-color: #667eea;
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 1.5rem;
    border: 4px solid #667eea;
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-text {
    font-size: 1.1rem;
    line-height: 1.9;
    color: #34495e;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    font-weight: 700;
    color: #667eea;
    font-size: 1.1rem;
}

/* Auth Pages */
.auth-container {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
}

.auth-card {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 450px;
}

.auth-card h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: #667eea;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Vazir', 'Tanha', 'Samim', sans-serif;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: #666;
    font-size: 0.85rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Vazir', 'Tanha', 'Samim', sans-serif;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.auth-link {
    text-align: center;
    margin-top: 1.5rem;
    color: #666;
}

.auth-link a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

/* Dashboard */
.dashboard-header {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    margin: 2rem 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dashboard-header h1 {
    color: #333;
}

.user-info {
    display: flex;
    gap: 0.5rem;
}

.badge {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.badge-free {
    background: #e9ecef;
    color: #495057;
}

.badge-premium {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.badge-admin {
    background: #667eea;
    color: white;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge-danger {
    background: #f8d7da;
    color: #721c24;
}

.dashboard-content {
    margin: 2rem 0;
}

.dashboard-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.dashboard-card.alert {
    background: #fff3cd;
    border: 2px solid #ffc107;
}

.dashboard-card h2 {
    margin-bottom: 1rem;
    color: #333;
}

.analysis-list {
    margin-top: 1rem;
}

.analysis-item {
    display: grid;
    grid-template-columns: 100px 100px 1fr 150px;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid #e0e0e0;
    align-items: center;
}

.analysis-item:last-child {
    border-bottom: none;
}

.analysis-symbol {
    font-weight: 700;
    color: #667eea;
}

.analysis-timeframe {
    color: #666;
}

.analysis-result {
    font-weight: 600;
}

.analysis-date {
    color: #999;
    font-size: 0.9rem;
}

/* Analyze Page */
.analyze-container {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    margin: 2rem 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.analyze-form {
    margin: 2rem 0;
}

.result-card {
    margin-top: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 15px;
}

.result-card h2 {
    margin-bottom: 1rem;
}

.result-info p {
    margin: 0.5rem 0;
    font-size: 1.1rem;
}

.result-value {
    font-size: 1.3rem;
    font-weight: 700;
}

/* Admin Panel */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.stat-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.stat-card h3 {
    color: #666;
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: #667eea;
}

.admin-actions {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
}

.data-table {
    width: 100%;
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin: 2rem 0;
}

.data-table table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 1rem;
    text-align: right;
    border-bottom: 1px solid #e0e0e0;
}

.data-table th {
    background: #667eea;
    color: white;
    font-weight: 600;
}

.data-table tr:hover {
    background: #f5f5f5;
}

.data-table select {
    padding: 0.5rem;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-family: 'Vazir', 'Tanha', 'Samim', sans-serif;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #667eea;
}

.footer-section p {
    margin: 0.5rem 0;
    opacity: 0.9;
}

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

.social-links a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    transition: background 0.3s;
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-image-container {
        height: 300px;
    }
    
    .floating-card {
        display: none;
    }
    
    .hero-features {
        justify-content: center;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .analysis-item {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .data-table {
        overflow-x: auto;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid,
    .pricing-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
}

.main-content {
    min-height: calc(100vh - 200px);
}