/**
 * لندینگ پیج نگارش
 * طراحی مدرن و ریسپانسیو
 */

/* ========================================
   فونت فارسی IRANSansX
   ======================================== */

@font-face {
    font-family: 'IRANSansX';
    src: url('fonts/IRANSansXFaNum-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IRANSansX';
    src: url('fonts/IRANSansXFaNum-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* ========================================
   Reset & Base
   ======================================== */

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

:root {
    --primary-color: #667eea;
    --primary-dark: #5568d3;
    --primary-light: #764ba2;
    --secondary-color: #f093fb;
    --success-color: #4CAF50;
    --text-dark: #2c3e50;
    --text-light: #666;
    --text-lighter: #999;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: rgba(102, 126, 234, 0.2);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-success: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'IRANSansX', -apple-system, BlinkMacSystemFont, 'Segoe UI', Tahoma, Arial, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background: var(--bg-light);
    overflow-x: hidden;
}

/* اعمال فونت به تمام المنت‌ها */
*,
*::before,
*::after {
    font-family: inherit;
}

/* اعمال فونت به المنت‌های خاص */
body,
html,
h1, h2, h3, h4, h5, h6,
p, span, div, a, button,
input, textarea, select,
label, li, ul, ol,
.nav-menu, .nav-menu *,
.hero, .hero *,
.feature-card, .feature-card *,
.model-item, .model-item *,
.step-item, .step-item *,
.package-card, .package-card *,
.cta, .cta *,
.footer, .footer * {
    font-family: 'IRANSansX', -apple-system, BlinkMacSystemFont, 'Segoe UI', Tahoma, Arial, sans-serif !important;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-dark);
}

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

/* ========================================
   Header & Navigation
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    padding: 15px 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.logo-icon {
    font-size: 32px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--gradient-primary);
    color: white !important;
    padding: 10px 20px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-dark);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    padding: 150px 0 100px;
    background: var(--gradient-primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 20s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 14px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-description {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 40px;
    opacity: 0.95;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 42px;
    font-weight: 800;
    display: block;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
}

.hero-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-lg);
    color: var(--text-dark);
    animation: float 6s ease-in-out infinite;
}

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

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.card-dots {
    display: flex;
    gap: 8px;
}

.card-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
}

.card-title {
    font-weight: 600;
    color: var(--text-dark);
}

.card-content {
    text-align: center;
}

.ai-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.generated-text {
    background: var(--bg-light);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 15px;
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.generated-text p {
    color: var(--text-light);
    font-style: italic;
}

.model-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

.btn-large {
    padding: 18px 36px;
    font-size: 18px;
}

.btn-icon {
    font-size: 20px;
}

/* ========================================
   Sections
   ======================================== */

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

section {
    padding: 100px 0;
}

/* ========================================
   Features Section
   ======================================== */

.features {
    background: var(--bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
}

.feature-title {
    font-size: 24px;
    margin-bottom: 15px;
}

.feature-description {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 8px 0;
    color: var(--text-dark);
    font-weight: 500;
}

/* ========================================
   Models Section
   ======================================== */

.models {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.models-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
}

.tab-btn {
    padding: 12px 30px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-dark);
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: var(--primary-color);
}

.models-list {
    display: none;
}

.models-list.active {
    display: block;
}

.model-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.model-item {
    background: white;
    padding: 30px 20px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 2px solid var(--border-color);
}

.model-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.model-badge-primary,
.model-badge-image,
.model-badge-secondary {
    font-size: 32px;
    margin-bottom: 15px;
    display: block;
}

.model-name {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.model-desc {
    font-size: 14px;
    color: var(--text-light);
}

/* ========================================
   How It Works
   ======================================== */

.how-it-works {
    background: var(--bg-white);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    position: relative;
}

.steps::before {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    left: 0;
    height: 2px;
    background: var(--border-color);
    z-index: 0;
    display: none;
}

@media (min-width: 1024px) {
    .steps::before {
        display: block;
    }
}

.step-item {
    position: relative;
    z-index: 1;
    text-align: center;
    background: var(--bg-white);
    padding: 40px 20px;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 800;
    margin: 0 auto 20px;
    box-shadow: var(--shadow-md);
}

.step-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
}

.step-title {
    font-size: 22px;
    margin-bottom: 15px;
}

.step-description {
    color: var(--text-light);
    line-height: 1.8;
}

/* ========================================
   Packages Section
   ======================================== */

.packages {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.package-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    text-align: center;
}

.package-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.package-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.package-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: var(--gradient-primary);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.package-card.featured .package-badge {
    background: var(--gradient-success);
}

.package-name {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.package-price {
    margin-bottom: 30px;
}

.price-amount {
    font-size: 16px;
    color: var(--text-light);
}

.price-value {
    font-size: 42px;
    font-weight: 800;
    color: var(--primary-color);
    display: block;
}

.price-currency {
    font-size: 18px;
    color: var(--text-light);
}

.package-features {
    list-style: none;
    text-align: right;
    margin-bottom: 30px;
}

.package-features li {
    padding: 12px 0;
    color: var(--text-dark);
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
}

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

.packages-note {
    text-align: center;
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

/* ========================================
   Gift Package Section
   ======================================== */

.gift-section {
    background: linear-gradient(135deg, #fff5f5 0%, #ffe8e8 100%);
    padding: 80px 0;
}

.gift-card {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 24px;
    padding: 50px;
    box-shadow: var(--shadow-lg);
    border: 3px solid #ff6b6b;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.gift-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.1) 0%, transparent 70%);
    animation: pulse 15s infinite;
}

.gift-icon {
    font-size: 80px;
    margin-bottom: 20px;
    display: block;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.gift-content {
    position: relative;
    z-index: 1;
}

.gift-title {
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--text-dark);
    background: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gift-description {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.gift-description strong {
    color: #ff6b6b;
    font-weight: 700;
}

.gift-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.gift-feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
}

.gift-feature-item .feature-icon {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
}

.gift-cta {
    margin-top: 30px;
}

/* ========================================
   CTA Section
   ======================================== */

.cta {
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    padding: 80px 0;
}

.cta-title {
    font-size: 42px;
    margin-bottom: 20px;
}

.cta-description {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.cta-feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.feature-icon {
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    margin-bottom: 20px;
    color: white;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .gift-card {
        padding: 30px 20px;
    }
    
    .gift-title {
        font-size: 28px;
    }
    
    .gift-description {
        font-size: 16px;
    }
    
    .gift-features {
        flex-direction: column;
        gap: 15px;
    }
    
    .gift-icon {
        font-size: 60px;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        right: 0;
        width: 100%;
        max-width: 300px;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        transform: translateX(100%);
        transition: transform 0.3s ease;
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-stats {
        gap: 20px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .features-grid,
    .packages-grid {
        grid-template-columns: 1fr;
    }
    
    .model-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .package-card.featured {
        transform: scale(1);
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
        justify-content: center;
    }
    
    .model-grid {
        grid-template-columns: 1fr;
    }
}