/* ==========================================
   Deep Dialog Technologies - Main Styles
   ========================================== */

/* CSS Variables */
:root {
    /* Colors */
    --primary-cyan: #00f5ff;
    --primary-purple: #7c3aed;
    --primary-pink: #ec4899;
    --bg-dark: #0a0a0f;
    --bg-darker: #050508;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    --border-color: rgba(255, 255, 255, 0.1);
    --border-glow: rgba(0, 245, 255, 0.3);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    --gradient-secondary: linear-gradient(135deg, var(--primary-purple), var(--primary-pink));
    --gradient-bg: radial-gradient(ellipse at top, rgba(124, 58, 237, 0.15), transparent 50%),
                   radial-gradient(ellipse at bottom, rgba(0, 245, 255, 0.1), transparent 50%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Orbitron', monospace;
    
    /* Spacing */
    --container-width: 1280px;
    --section-padding: 120px;
    --card-radius: 20px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Particle Canvas */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* Cursor Glow */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 245, 255, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
    opacity: 0;
}

.cursor-glow.active {
    opacity: 1;
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Links */
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-normal);
}

/* Selection */
::selection {
    background: var(--primary-cyan);
    color: var(--bg-dark);
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.05em;
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-link {
    padding: 10px 20px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: 8px;
    transition: var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: var(--bg-card);
}

.nav-link.nav-cta {
    background: var(--gradient-primary);
    color: var(--bg-dark);
    font-weight: 600;
    margin-left: 8px;
}

.nav-link.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 245, 255, 0.3);
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-normal);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-bg-effects {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: float 20s infinite ease-in-out;
}

.hero-orb-1 {
    width: 600px;
    height: 600px;
    background: rgba(0, 245, 255, 0.15);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.hero-orb-2 {
    width: 500px;
    height: 500px;
    background: rgba(124, 58, 237, 0.2);
    bottom: -150px;
    left: -150px;
    animation-delay: -7s;
}

.hero-orb-3 {
    width: 400px;
    height: 400px;
    background: rgba(236, 72, 153, 0.1);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.1); }
    50% { transform: translate(-30px, 30px) scale(0.95); }
    75% { transform: translate(30px, 50px) scale(1.05); }
}

.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    animation: fadeInDown 0.8s ease;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-cyan);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.title-line {
    display: block;
}

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

#typingText {
    min-width: 200px;
    display: inline-block;
}

#typingText::after {
    content: '|';
    animation: blink 1s infinite;
    color: var(--primary-cyan);
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-description strong {
    color: var(--primary-cyan);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
    font-family: inherit;
}

.btn svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-normal);
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 245, 255, 0.3);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary-cyan);
}

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

.btn-outline:hover {
    border-color: var(--primary-cyan);
    background: rgba(0, 245, 255, 0.1);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.8s backwards;
}

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

.stat-number {
    display: inline;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-cyan);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: fadeIn 1s ease 1.2s backwards;
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-dot {
    width: 4px;
    height: 8px;
    background: var(--primary-cyan);
    border-radius: 2px;
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(12px); opacity: 0.3; }
}

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ==========================================
   Section Styles
   ========================================== */
section {
    position: relative;
    z-index: 2;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--primary-cyan);
    font-weight: 500;
    margin-bottom: 20px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 16px;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* ==========================================
   Services Section
   ========================================== */
.services {
    padding: var(--section-padding) 0;
    background: var(--bg-darker);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.service-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 40px 32px;
    transition: var(--transition-normal);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-glow);
    background: var(--bg-card-hover);
}

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

.service-card.featured {
    border-color: var(--primary-cyan);
    background: linear-gradient(135deg, rgba(0, 245, 255, 0.05), rgba(124, 58, 237, 0.05));
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 12px;
    background: var(--gradient-primary);
    color: var(--bg-dark);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    margin-bottom: 24px;
    color: var(--primary-cyan);
    transition: var(--transition-normal);
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    color: var(--bg-dark);
    border-color: transparent;
    transform: scale(1.1) rotate(5deg);
}

.service-icon svg {
    width: 32px;
    height: 32px;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-features {
    list-style: none;
    margin-bottom: 24px;
}

.service-features li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-cyan);
}

.service-price {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-cyan);
}

/* ==========================================
   Pricing Section
   ========================================== */
.pricing {
    padding: var(--section-padding) 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    align-items: start;
}

.pricing-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-glow);
}

.pricing-card.featured {
    border-color: var(--primary-cyan);
    background: linear-gradient(180deg, rgba(0, 245, 255, 0.08), transparent);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 24px;
    background: var(--gradient-primary);
    color: var(--bg-dark);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 20px;
}

.pricing-header {
    margin-bottom: 32px;
}

.pricing-name {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.price-currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.price-amount {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-plus {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-cyan);
}

.pricing-period {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

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

.pricing-features svg {
    width: 20px;
    height: 20px;
    color: var(--primary-cyan);
    flex-shrink: 0;
}

.pricing-card .btn {
    width: 100%;
    justify-content: center;
}

/* ==========================================
   Process Section
   ========================================== */
.process {
    padding: var(--section-padding) 0;
    background: var(--bg-darker);
}

.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.process-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary-cyan), var(--primary-purple));
    transform: translateX(-50%);
}

.process-step {
    position: relative;
    display: flex;
    align-items: flex-start;
    margin-bottom: 60px;
}

.process-step:nth-child(even) {
    flex-direction: row-reverse;
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-number {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-dark);
    border: 2px solid var(--primary-cyan);
    border-radius: 50%;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-cyan);
    z-index: 2;
}

.step-content {
    width: calc(50% - 60px);
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    transition: var(--transition-normal);
}

.process-step:nth-child(odd) .step-content {
    margin-right: auto;
    text-align: right;
}

.process-step:nth-child(even) .step-content {
    margin-left: auto;
    text-align: left;
}

.step-content:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
}

.step-icon {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 12px;
    margin-bottom: 16px;
    color: var(--bg-dark);
}

.step-icon svg {
    width: 24px;
    height: 24px;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.step-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ==========================================
   About Section
   ========================================== */
.about {
    padding: var(--section-padding) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-content .section-tag,
.about-content .section-title {
    text-align: left;
}

.about-text {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-features {
    margin-top: 40px;
}

.about-feature {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.about-feature .feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--primary-cyan);
    flex-shrink: 0;
}

.about-feature .feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-text h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.feature-text p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* About Visual */
.about-visual {
    position: relative;
}

.visual-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 60px 40px;
    overflow: hidden;
}

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--primary-cyan), transparent, var(--primary-purple), transparent);
    animation: rotate 10s linear infinite;
    opacity: 0.1;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.card-content {
    position: relative;
    z-index: 2;
}

.tech-stack {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 40px;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: var(--transition-normal);
    animation: fadeInUp 0.5s ease calc(var(--delay) * 0.1s) backwards;
}

.tech-item:hover {
    border-color: var(--primary-cyan);
    transform: translateY(-4px);
}

.tech-icon {
    font-size: 2rem;
}

.tech-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Orbit Animation */
.orbit-animation {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto;
}

.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.orbit-1 {
    width: 100%;
    height: 100%;
    animation: orbitRotate 20s linear infinite;
}

.orbit-2 {
    width: 70%;
    height: 70%;
    animation: orbitRotate 15s linear infinite reverse;
}

.orbit-3 {
    width: 40%;
    height: 40%;
    animation: orbitRotate 10s linear infinite;
}

.orbit::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--primary-cyan);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--primary-cyan);
}

@keyframes orbitRotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.orbit-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--bg-dark);
}

/* ==========================================
   Testimonials Section
   ========================================== */
.testimonials {
    padding: var(--section-padding) 0;
    background: var(--bg-darker);
    overflow: hidden;
}

.testimonials-slider {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.testimonial-track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s ease;
}

.testimonial-card {
    flex: 0 0 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 40px;
}

.testimonial-content {
    margin-bottom: 24px;
}

.testimonial-stars {
    color: #fbbf24;
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.testimonial-text {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-secondary);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-weight: 700;
    color: var(--bg-dark);
}

.author-info h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.author-info p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.testimonial-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: 32px;
}

.nav-btn {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-normal);
}

.nav-btn:hover {
    background: var(--primary-cyan);
    color: var(--bg-dark);
    border-color: var(--primary-cyan);
}

.nav-btn svg {
    width: 20px;
    height: 20px;
}

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

.testimonial-dots .dot {
    width: 8px;
    height: 8px;
    background: var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-normal);
}

.testimonial-dots .dot.active {
    background: var(--primary-cyan);
    width: 24px;
    border-radius: 4px;
}

/* ==========================================
   Contact Section
   ========================================== */
.contact {
    padding: var(--section-padding) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info .section-tag,
.contact-info .section-title {
    text-align: left;
}

.contact-description {
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

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

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: var(--transition-normal);
}

.contact-method:hover {
    border-color: var(--primary-cyan);
    transform: translateX(8px);
}

.method-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 12px;
    color: var(--bg-dark);
    flex-shrink: 0;
}

.method-icon svg {
    width: 24px;
    height: 24px;
}

.method-details h4 {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 4px;
}

.method-details p {
    font-size: 1.125rem;
    font-weight: 600;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: 40px;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    background: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-cyan);
    box-shadow: 0 0 0 3px rgba(0, 245, 255, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    grid-column: 1 / -1;
    margin-top: 8px;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-cyan);
    color: var(--bg-dark);
    border-color: var(--primary-cyan);
    transform: translateY(-4px);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
}

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

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

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: var(--transition-normal);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-location {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-content .section-tag,
    .about-content .section-title,
    .contact-info .section-tag,
    .contact-info .section-title {
        text-align: center;
    }
    
    .about-text {
        text-align: center;
    }
    
    .about-features {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .about-feature {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-darker);
        flex-direction: column;
        padding: 100px 40px 40px;
        gap: 8px;
        transition: right var(--transition-normal);
        border-left: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
    }
    
    .nav-link.nav-cta {
        margin-left: 0;
        margin-top: 16px;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-8px);
    }
    
    .process-line {
        left: 30px;
    }
    
    .process-step {
        flex-direction: row !important;
    }
    
    .step-number {
        left: 30px;
        width: 50px;
        height: 50px;
        font-size: 1rem;
    }
    
    .step-content {
        width: calc(100% - 80px);
        margin-left: auto !important;
        margin-right: 0 !important;
        text-align: left !important;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .about-feature {
        flex-direction: row;
        text-align: left;
    }
    
    .contact-form {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-brand .logo {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .service-card,
    .pricing-card {
        padding: 30px 24px;
    }
    
    .testimonial-card {
        padding: 30px 24px;
    }
    
    .testimonial-text {
        font-size: 1rem;
    }
    
    .contact-form-wrapper {
        padding: 30px 24px;
    }
    
    .tech-stack {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==========================================
   Animations on Scroll (AOS-like)
   ========================================== */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"] {
    transform: translateY(40px);
}

[data-aos="fade-down"] {
    transform: translateY(-40px);
}

[data-aos="fade-right"] {
    transform: translateX(-40px);
}

[data-aos="fade-left"] {
    transform: translateX(40px);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translate(0);
}

/* ==========================================
   Loading Animation
   ========================================== */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ==========================================
   Custom Scrollbar
   ========================================== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-cyan);
}

/* ==========================================
   Utility Classes
   ========================================== */
.text-center {
    text-align: center;
}

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 40px; }