/* VexoWeb Studio Custom Stylesheet */

/* Custom CSS Variables - Modern Palette */
:root {
    --bg-main: #0a0814;
    --bg-darker: #05040a;
    --text-main: #e2e8f0;
    --text-muted: #94a3b8;
    --primary: #8b5cf6; /* Glowing Violet */
    --primary-light: #a78bfa;
    --primary-dim: rgba(139, 92, 246, 0.15);
    --secondary: #06b6d4; /* Electric Cyan */
    --accent-gold: #f59e0b;
    --accent-red: #ef4444;
    --accent-green: #10b981;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.06);
    --glass-blur: 16px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

/* Reset and Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
}

/* Background Glow Effects */
.glow-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.glow-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.35;
    mix-blend-mode: screen;
}

.glow-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary) 0%, rgba(0,0,0,0) 70%);
    top: -200px;
    right: -100px;
    animation: floatGlow 12s infinite alternate ease-in-out;
}

.glow-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--secondary) 0%, rgba(0,0,0,0) 70%);
    top: 400px;
    left: -200px;
    animation: floatGlow 15s infinite alternate-reverse ease-in-out;
}

@keyframes floatGlow {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(60px, 40px) scale(1.1); }
}

/* Glassmorphism Card Utility */
.glass-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transition: transform var(--transition-normal), border-color var(--transition-fast), box-shadow var(--transition-normal);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 15px 50px rgba(139, 92, 246, 0.08);
}

/* Gradients */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 12px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    gap: 10px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #7c3aed 100%);
    color: #fff;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Layout Utilities */
.section-padding {
    padding: 100px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 20px 5%;
    transition: all var(--transition-fast);
}

.navbar.scrolled {
    padding: 12px 5%;
    background: rgba(10, 8, 20, 0.75);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.5px;
}

.logo-accent {
    color: var(--primary-light);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 35px;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: color var(--transition-fast);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -6px;
    left: 0;
    background-color: var(--primary-light);
    transition: width var(--transition-fast);
}

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

.btn-nav {
    padding: 10px 20px;
    font-size: 0.9rem;
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.3);
    color: var(--primary-light);
}

.btn-nav:hover {
    background: var(--primary);
    color: #fff;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 5% 60px;
    position: relative;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
    max-width: 850px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 35px;
    max-width: 650px;
    text-align: center;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 30px;
    width: 100%;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
}

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

/* Features (Comparison) Section */
.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.feature-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 24px;
}

.bg-red-dim {
    background-color: rgba(239, 68, 68, 0.1);
}

.bg-green-dim {
    background-color: rgba(16, 185, 129, 0.15);
}

.text-red { color: var(--accent-red); }
.text-green { color: var(--accent-green); }

.feature-card h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
}

.feature-list {
    list-style: none;
    width: 100%;
}

.feature-list li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    display: flex;
    align-items: center;
    gap: 12px;
}

.feature-list li:last-child {
    border-bottom: none;
}

.list-bad li i {
    color: var(--accent-red);
}

.list-good li i {
    color: var(--accent-green);
}

.border-red {
    border-color: rgba(239, 68, 68, 0.1);
}

.border-green {
    border-color: rgba(16, 185, 129, 0.2);
}

.active-card {
    border-color: var(--primary-dim);
    box-shadow: 0 20px 40px rgba(139, 92, 246, 0.05);
    background: rgba(139, 92, 246, 0.02);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.service-item {
    display: flex;
    flex-direction: column;
}

.service-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: var(--primary-dim);
    color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 24px;
}

.service-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.service-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Calculator Section */
.calculator-container {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.calculator-info h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.calculator-info p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.price-display {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 20px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    gap: 15px;
}

.price-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.price-amount {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, var(--accent-gold) 0%, #ff5722 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.calc-group {
    margin-bottom: 30px;
}

.calc-group:last-child {
    margin-bottom: 0;
}

.calc-group h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.calc-options {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.calc-option input[type="radio"] {
    display: none;
}

.option-box {
    display: block;
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 16px 20px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.calc-option input[type="radio"]:checked + .option-box {
    background: var(--primary-dim);
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.2);
}

.option-title {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    color: #fff;
    margin-bottom: 4px;
}

.option-desc {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.calc-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.calc-checkbox input[type="checkbox"] {
    display: none;
}

.checkbox-box {
    display: block;
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 16px 20px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.calc-checkbox input[type="checkbox"]:checked + .checkbox-box {
    background: rgba(6, 182, 212, 0.08);
    border-color: var(--secondary);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.15);
}

.checkbox-title {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    color: #fff;
    margin-bottom: 4px;
}

.checkbox-desc {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Templates Section */
.templates-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.template-item {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.template-img-placeholder {
    height: 220px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(6, 182, 212, 0.15) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border-bottom: 1px solid var(--card-border);
}

.icon-large {
    font-size: 4rem;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.template-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--accent-gold);
    color: #000;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.template-badge.badge-soon {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

.template-info {
    padding: 30px;
}

.template-info h3 {
    margin-bottom: 10px;
}

.template-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.opacity-dim {
    opacity: 0.65;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.contact-text h2 {
    font-size: 3rem;
    margin-bottom: 24px;
    text-align: left;
    line-height: 1.15;
}

.contact-text p {
    color: var(--text-muted);
    font-size: 1.15rem;
    max-width: 100%;
    margin: 0 0 40px 0;
    text-align: left;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

.method-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
    border-radius: 16px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    width: 100%;
    max-width: 400px;
    text-align: left;
    transition: transform var(--transition-normal), border-color var(--transition-fast), box-shadow var(--transition-normal);
}

.method-item:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 15px 30px rgba(139, 92, 246, 0.15);
}

.method-item i {
    width: 54px;
    height: 54px;
    border-radius: 12px;
    background: var(--primary-dim);
    border: 1px solid rgba(139, 92, 246, 0.25);
    color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.method-item h4 {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.method-item p {
    font-size: 1.25rem;
    color: #fff;
    margin-bottom: 0;
    font-weight: 700;
}

.contact-form-card {
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input, 
.form-group select, 
.form-group textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    border-radius: 10px;
    padding: 12px 16px;
    color: #fff;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.15);
}

/* Style custom select dropdown */
.form-group select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg fill='white' height='24' viewBox='0 0 24 24' width='24' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/><path d='M0 0h24v24H0z' fill='none'/></svg>");
    background-repeat: no-repeat;
    background-position: right 12px center;
    cursor: pointer;
}

.form-group select option {
    background: #0d0c15;
    color: #fff;
}

.form-status {
    margin-top: 15px;
    font-size: 0.9rem;
    text-align: center;
    transition: all var(--transition-fast);
}

.form-status.success {
    color: var(--accent-green);
}

.form-status.error {
    color: var(--accent-red);
}

@media (max-width: 768px) {
    .contact-text {
        align-items: center;
        text-align: center;
    }
    .contact-text h2 {
        text-align: center;
        font-size: 2.5rem;
    }
    .contact-text p {
        text-align: center;
    }
    .contact-methods {
        align-items: center;
    }
    .method-item {
        max-width: 360px;
    }
}

/* Footer */
footer {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 40px 5%;
    background: var(--bg-darker);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Cooperation Process Section */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.process-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 40px 30px;
    transition: transform var(--transition-normal), border-color var(--transition-fast);
}

.process-item:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.12);
}

.process-step {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 5px 15px rgba(139, 92, 246, 0.3);
}

.process-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: var(--primary-dim);
    border: 1px solid rgba(139, 92, 246, 0.2);
    color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 24px;
}

.process-item h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: #fff;
}

.process-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

/* Responsive Web Design */
@media (max-width: 992px) {
    .features-grid, .calculator-container, .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: stretch;
    }
    .hero-content h1 {
        font-size: 3rem;
    }
    .hero-stats {
        flex-wrap: wrap;
        gap: 20px 30px;
    }
    .services-grid {
        grid-template-columns: 1fr 1fr;
    }
    .templates-grid {
        grid-template-columns: 1fr;
    }
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px 30px;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 60px 5%;
    }
    .nav-links {
        display: none; /* simple mobile menu trigger would be hooked via JS */
    }
    .btn-nav {
        display: none;
    }
    .mobile-menu-btn {
        display: block;
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .process-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .footer-container {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    .hero-actions {
        flex-direction: column;
    }
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    overflow: hidden;
    transition: border-color var(--transition-fast), box-shadow var(--transition-normal);
}

.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

.faq-item.active {
    border-color: rgba(139, 92, 246, 0.25);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.05);
}

.faq-question {
    width: 100%;
    background: transparent;
    border: none;
    padding: 24px 30px;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: #fff;
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
}

.faq-question span {
    padding-right: 20px;
}

.faq-question i {
    color: var(--text-muted);
    font-size: 1rem;
    transition: transform var(--transition-normal), color var(--transition-fast);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--primary-light);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.faq-answer p {
    color: var(--text-muted);
    padding: 0 30px 24px 30px;
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}