/* ===== CSS Variables ===== */
:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary: #f97316;
    --secondary-light: #fb923c;
    --accent: #a855f7;
    --bg-dark: #0f0f1a;
    --bg-darker: #080810;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --border: rgba(255, 255, 255, 0.08);
    --border-light: rgba(255, 255, 255, 0.12);
    --gradient-1: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #f97316 100%);
    --gradient-2: linear-gradient(135deg, #6366f1 0%, #818cf8 100%);
    --gradient-3: linear-gradient(180deg, rgba(99, 102, 241, 0.2) 0%, transparent 100%);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.3);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

input,
textarea,
select {
    font-family: inherit;
}

/* ===== Container ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Typography ===== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
}

.gradient-text {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn i {
    font-size: 18px;
}

.btn-primary {
    background: var(--gradient-2);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
}

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

.btn-cta {
    background: var(--gradient-1);
    color: white;
    padding: 18px 40px;
    font-size: 17px;
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-cta:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.5);
}

.btn-submit {
    background: var(--gradient-2);
    color: white;
    width: 100%;
    justify-content: center;
    padding: 16px 32px;
    font-size: 16px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

/* ===== Section Styles ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.section-tag i {
    font-size: 16px;
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    margin-bottom: 16px;
}

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

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(15, 15, 26, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 800;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon i {
    font-size: 22px;
    color: white;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link.cta-link {
    padding: 10px 24px;
    background: var(--gradient-2);
    color: white;
    border-radius: var(--radius-lg);
}

.nav-link.cta-link:hover {
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.mobile-menu-btn {
    display: none;
    width: 36px;
    height: 36px;
    position: relative;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

.mobile-menu-btn.active .hamburger {
    background: transparent;
}

.mobile-menu-btn.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-menu-btn.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.grid-pattern {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 8s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -200px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--accent);
    bottom: -100px;
    left: -100px;
    animation-delay: -3s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--secondary);
    top: 50%;
    left: 30%;
    animation-delay: -5s;
    opacity: 0.3;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(30px, -30px) scale(1.05);
    }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}

.hero-badge i {
    color: var(--secondary);
}

.hero-title {
    font-size: clamp(40px, 5vw, 60px);
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 520px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

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

.stat-number {
    font-size: 32px;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-plus {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    display: block;
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 4px;
}

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

.hero-visual {
    position: relative;
    animation: fadeInRight 1s ease 0.3s both;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    animation: floatCard 4s ease-in-out infinite;
    z-index: 10;
}

.floating-card i {
    font-size: 20px;
    color: var(--primary-light);
}

.card-1 {
    top: 20px;
    left: -20px;
    animation-delay: 0s;
}

.card-2 {
    top: 40%;
    right: -40px;
    animation-delay: -1.5s;
}

.card-3 {
    bottom: 60px;
    left: 20px;
    animation-delay: -3s;
}

@keyframes floatCard {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.code-window {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.window-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border);
}

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

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red {
    background: #ff5f57;
}

.dot.yellow {
    background: #febc2e;
}

.dot.green {
    background: #28c840;
}

.window-title {
    font-size: 13px;
    color: var(--text-muted);
    margin-left: auto;
}

.window-code {
    padding: 24px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 14px;
    line-height: 1.8;
}

.window-code .keyword {
    color: #c792ea;
}

.window-code .class-name {
    color: #ffcb6b;
}

.window-code .string {
    color: #c3e88d;
}

.window-code .type {
    color: #82aaff;
}

.window-code .function {
    color: #82aaff;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    animation: fadeIn 1s ease 1s both;
}

.mouse {
    width: 26px;
    height: 42px;
    border: 2px solid var(--border-light);
    border-radius: 14px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--primary-light);
    border-radius: 2px;
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {

    0%,
    100% {
        opacity: 1;
        transform: translateY(0);
    }

    50% {
        opacity: 0.3;
        transform: translateY(8px);
    }
}

.scroll-indicator span {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ===== About ===== */
.about {
    padding: 120px 0;
    background: var(--bg-darker);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-1);
    opacity: 0.3;
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-card {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.about-card:hover {
    border-color: var(--primary);
    background: var(--bg-card-hover);
    transform: translateX(8px);
}

.about-icon {
    width: 52px;
    height: 52px;
    background: var(--gradient-2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.about-icon i {
    font-size: 24px;
    color: white;
}

.about-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

.about-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

.about-visual {
    position: relative;
}

.about-metrics {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.metric {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

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

.metric i {
    font-size: 32px;
    color: var(--primary-light);
}

.metric-value {
    font-size: 28px;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.metric-label {
    font-size: 14px;
    color: var(--text-muted);
}

/* ===== Services ===== */
.services {
    padding: 120px 0;
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-1);
    opacity: 0;
    transition: var(--transition);
}

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

.service-card:hover::before {
    opacity: 1;
}

.service-card.featured {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(168, 85, 247, 0.05) 100%);
}

.service-card.featured::before {
    opacity: 1;
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 14px;
    background: var(--gradient-1);
    font-size: 12px;
    font-weight: 600;
    border-radius: 50px;
    color: white;
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-icon i {
    font-size: 28px;
    color: var(--primary-light);
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.service-card>p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

.service-features li i {
    color: var(--primary-light);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-light);
    transition: var(--transition);
}

.service-link:hover {
    gap: 14px;
    color: var(--primary);
}

/* ===== Why Us ===== */
.why-us {
    padding: 120px 0;
    background: var(--bg-darker);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.advantage-card {
    position: relative;
    padding: 32px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: var(--transition);
    overflow: hidden;
}

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

.advantage-number {
    position: absolute;
    top: 16px;
    left: 20px;
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.5;
}

.advantage-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: var(--gradient-3);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.advantage-card:hover .advantage-icon {
    background: var(--gradient-2);
    border-color: transparent;
}

.advantage-icon i {
    font-size: 26px;
    color: var(--primary-light);
    transition: var(--transition);
}

.advantage-card:hover .advantage-icon i {
    color: white;
}

.advantage-card h3 {
    font-size: 16px;
    margin-bottom: 12px;
}

.advantage-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Process ===== */
.process {
    padding: 120px 0;
    position: relative;
}

.process-timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    padding: 40px 0;
}

.process-line {
    position: absolute;
    top: 70px;
    left: 10%;
    right: 10%;
    height: 3px;
    background: var(--border);
}

.process-line::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background: var(--gradient-1);
    transition: width 1s ease;
}

.process-timeline.animate .process-line::before {
    width: 100%;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 1;
    flex: 1;
}

.step-marker {
    width: 60px;
    height: 60px;
    background: var(--bg-dark);
    border: 3px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: var(--transition);
}

.step-marker i {
    font-size: 24px;
    color: var(--text-muted);
    transition: var(--transition);
}

.process-step:hover .step-marker {
    border-color: var(--primary);
    background: var(--gradient-2);
}

.process-step:hover .step-marker i {
    color: white;
}

.step-content h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.step-content p {
    font-size: 14px;
    color: var(--text-secondary);
    max-width: 160px;
}

/* ===== Technologies ===== */
.technologies {
    padding: 120px 0;
    background: var(--bg-darker);
}

.tech-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

.tech-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding: 28px 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    min-width: 140px;
}

.tech-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    background: var(--bg-card-hover);
}

.tech-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-icon i,
.tech-icon svg {
    font-size: 40px;
    width: 40px;
    height: 40px;
    color: var(--primary-light);
    fill: var(--primary-light);
}

.tech-card span {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ===== CTA Section ===== */
.cta-section {
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(168, 85, 247, 0.1) 50%, rgba(249, 115, 22, 0.1) 100%);
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 20px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.cta-headline {
    font-size: clamp(36px, 5vw, 54px);
    margin-bottom: 20px;
}

.cta-subtext {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== Contact ===== */
.contact {
    padding: 120px 0;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

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

.info-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

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

.info-icon {
    width: 52px;
    height: 52px;
    background: var(--gradient-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon i {
    font-size: 24px;
    color: var(--primary-light);
}

.info-content h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.info-content p {
    font-size: 15px;
    color: var(--text-secondary);
}

.social-links {
    display: flex;
    gap: 14px;
    margin-top: 12px;
}

.social-link {
    width: 48px;
    height: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link i {
    font-size: 22px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--gradient-2);
    border-color: transparent;
}

.social-link:hover i {
    color: white;
}

.contact-form {
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.form-row .form-group {
    margin-bottom: 0;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 15px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.05);
}

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

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--bg-dark);
}

/* ===== Footer ===== */
.footer {
    padding: 60px 0 30px;
    background: var(--bg-darker);
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 16px;
}

.footer-slogan {
    font-size: 15px;
    color: var(--text-secondary);
    max-width: 280px;
}

.footer-links {
    display: flex;
    gap: 80px;
}

.footer-column h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    font-size: 14px;
    color: var(--text-muted);
    padding: 6px 0;
    transition: var(--transition);
}

.footer-column a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    font-size: 14px;
    color: var(--text-muted);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-size: 14px;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-legal a:hover {
    color: var(--primary-light);
}

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

.back-to-top i {
    font-size: 22px;
    color: white;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }

    .hero-subtitle {
        margin: 0 auto 40px;
    }

    .hero-ctas {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }

    .floating-card {
        display: none;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .advantages-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-darker);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 40px;
        border-left: 1px solid var(--border);
        transition: var(--transition);
    }

    .nav-menu.active {
        right: 0;
    }

    .mobile-menu-btn {
        display: block;
        z-index: 1001;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-timeline {
        flex-direction: column;
        gap: 32px;
        align-items: flex-start;
    }

    .process-line {
        display: none;
    }

    .process-step {
        flex-direction: row;
        text-align: left;
        gap: 20px;
    }

    .step-content p {
        max-width: 100%;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 40px;
    }

    .footer-links {
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
    }

    .tech-grid {
        gap: 12px;
    }

    .tech-card {
        padding: 20px 28px;
        min-width: 120px;
    }

    .contact-form {
        padding: 24px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
}