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

:root {
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --secondary: #0f172a;
    --accent: #f59e0b;
    --success: #059669;
    --danger: #dc2626;
    --warning: #d97706;
    --info: #0891b2;
    --light: #f8fafc;
    --dark: #0f172a;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    --gradient-primary: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    direction: rtl;
    text-align: right;
    line-height: 1.7;
    color: var(--gray-800);
    background: var(--gray-50);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.75rem;
    color: var(--primary) !important;
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    color: var(--primary-light) !important;
    transform: scale(1.05);
}

.nav-link {
    color: var(--gray-700) !important;
    font-weight: 500;
    padding: 0.75rem 1.25rem !important;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary) !important;
    background: var(--gray-100);
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 1px;
}

.nav-link:hover::after {
    width: 80%;
}

/* Buttons */
.btn {
    border-radius: 12px;
    padding: 12px 32px;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.025em;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

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

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

.btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: white;
    background: transparent;
}

.btn-outline-light:hover {
    background: white;
    color: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

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

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

/* دکمه ورود در نوار ناوبری */
.navbar .btn-outline-light {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: white;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.navbar .btn-outline-light:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
}

.navbar .btn-sm {
    font-size: 0.9rem;
    font-weight: 600;
}

/* دکمه درخواست دمو در نوار ناوبری */
.navbar .btn-primary {
    background: var(--gradient-primary);
    border: none;
    color: white;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.navbar .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.4);
    color: white;
}

.btn-lg {
    padding: 16px 40px;
    font-size: 1.1rem;
    border-radius: 16px;
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.875rem;
    border-radius: 10px;
}

/* Hero Section */
.hero-section {
    background: var(--gradient-dark);
    color: white;
    padding: 140px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.15) 0%, transparent 50%);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    max-width: 600px;
}

.hero-buttons {
    margin-bottom: 3rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image img {
    border-radius: 24px;
    box-shadow: var(--shadow-2xl);
    transition: all 0.5s ease;
}

.hero-image img:hover {
    transform: scale(1.05) rotate(2deg);
}

/* Sections */
.section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1rem;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transform: translateX(-50%);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 4rem;
    text-align: center;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Features Section */
.features-section {
    background: white;
    position: relative;
}

.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(30, 64, 175, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    z-index: 1;
}

.features-section .container {
    position: relative;
    z-index: 2;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    height: 100%;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--gray-100);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(30, 64, 175, 0.05), transparent);
    transition: left 0.6s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary);
}

.feature-icon {
    width: 90px;
    height: 90px;
    background: var(--gradient-primary);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    transition: all 0.4s ease;
    position: relative;
}

.feature-icon::after {
    content: '';
    position: absolute;
    inset: -4px;
    background: var(--gradient-primary);
    border-radius: 28px;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.feature-card:hover .feature-icon::after {
    opacity: 0.2;
}

.feature-icon i {
    font-size: 2.25rem;
    color: white;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h4 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.7;
    font-size: 1rem;
}

/* About Section */
.about-section {
    background: var(--gray-50);
    position: relative;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 80% 20%, rgba(30, 64, 175, 0.08) 0%, transparent 50%);
    z-index: 1;
}

.about-section .container {
    position: relative;
    z-index: 2;
}

.about-features {
    margin-top: 2.5rem;
}

.about-feature {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--gray-700);
    padding: 1rem;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.about-feature:hover {
    transform: translateX(-8px);
    box-shadow: var(--shadow-md);
}

.about-feature i {
    font-size: 1.25rem;
    margin-left: 1rem;
}

.about-image img {
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    transition: all 0.5s ease;
}

.about-image img:hover {
    transform: scale(1.05);
}

/* Contact Section */
.contact-section {
    background: white;
    position: relative;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(245, 158, 11, 0.08) 0%, transparent 50%);
    z-index: 1;
}

.contact-section .container {
    position: relative;
    z-index: 2;
}

.contact-info {
    background: white;
    padding: 4rem;
    border-radius: 32px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-100);
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.contact-item {
    display: flex;
    align-items: center;
    text-align: right;
    padding: 2rem;
    background: var(--gray-50);
    border-radius: 20px;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-100);
}

.contact-item:hover {
    background: white;
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.contact-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 2rem;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.contact-item:hover .contact-icon {
    transform: scale(1.1) rotate(5deg);
}

.contact-icon i {
    font-size: 2rem;
    color: white;
}

.contact-details h5 {
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.contact-details p {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.contact-details small {
    color: var(--gray-500);
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--gradient-dark);
    color: white;
    padding: 4rem 0 2rem;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.footer h5 {
    font-weight: 700;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.footer p {
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 3.5rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.75rem;
    }
    
    .section {
        padding: 80px 0;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 120px 0 80px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-buttons .btn {
        width: 100%;
        margin-bottom: 1rem;
        margin-left: 0 !important;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 2rem;
        margin-bottom: 2rem;
    }
    
    .contact-info {
        padding: 2.5rem;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        margin-bottom: 2rem;
    }
    
    .contact-icon {
        margin-left: 0;
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .btn-lg {
        padding: 14px 32px;
        font-size: 1rem;
    }
    
    .hero-buttons .btn {
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .contact-info {
        padding: 2rem;
    }
}

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

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

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

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

.bg-gradient-primary {
    background: var(--gradient-primary);
}

.bg-gradient-dark {
    background: var(--gradient-dark);
}

.bg-gradient-accent {
    background: var(--gradient-accent);
}

/* Hero Mockup */
.hero-mockup {
    perspective: 1000px;
}

.mockup-browser {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    transform: rotateY(-15deg) rotateX(5deg);
    transition: all 0.5s ease;
}

.mockup-browser:hover {
    transform: rotateY(-10deg) rotateX(2deg) scale(1.02);
}

.mockup-header {
    background: var(--gray-100);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--gray-200);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--gray-300);
}

.mockup-dots span:nth-child(1) { background: #ff5f57; }
.mockup-dots span:nth-child(2) { background: #ffbd2e; }
.mockup-dots span:nth-child(3) { background: #28ca42; }

.mockup-url {
    background: white;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--gray-600);
    border: 1px solid var(--gray-200);
}

.mockup-content {
    padding: 24px;
    background: var(--gray-50);
}

.dashboard-preview {
    background: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: var(--shadow-sm);
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--gray-200);
}

.dashboard-header h4 {
    color: var(--primary);
    font-size: 1.1rem;
    margin: 0;
}

.user-info {
    font-size: 0.8rem;
    color: var(--gray-600);
}

.dashboard-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--gray-50);
    padding: 12px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.stat-card i {
    font-size: 1.2rem;
    color: var(--primary);
}

.stat-card h5 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    color: var(--gray-800);
}

.stat-card p {
    font-size: 0.7rem;
    color: var(--gray-500);
    margin: 0;
}

.dashboard-menu {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.menu-item {
    background: var(--primary);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    text-align: center;
    font-weight: 500;
}

/* About Visual */
.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding: 40px;
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-100);
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 20px;
    background: var(--gray-50);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-5px);
}

.feature-item i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 12px;
    transition: all 0.3s ease;
}

.feature-item:hover i {
    color: white;
    transform: scale(1.1);
}

.feature-item span {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-700);
    transition: all 0.3s ease;
}

.feature-item:hover span {
    color: white;
}