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

:root {
    --bg-primary: #0f1117;
    --bg-secondary: #1a1d29;
    --bg-card: #1e2130;
    --bg-hover: #252938;
    --accent: #fcd535;
    --accent-hover: #f0b90b;
    --text-primary: #ffffff;
    --text-secondary: #b7bdc6;
    --text-muted: #6c7080;
    --border: #2b2f3f;
    --border-light: #363a4a;
    --success: #0ecb81;
    --danger: #f6465d;
}

html {
    scroll-behavior: smooth;
}

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

::selection {
    background: var(--accent);
    color: var(--bg-primary);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 17, 23, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 16px 0;
}

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

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.brand:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

.brand:hover .brand-logo {
    transform: scale(1.05);
}

.brand-logo {
    transition: transform 0.3s ease;
}

.brand-logo {
    height: 36px;
    width: auto;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.brand-tagline {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 400;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

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

.btn-nav {
    padding: 10px 24px;
    background: var(--accent);
    color: var(--bg-primary);
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-nav::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-nav:hover::before {
    width: 300px;
    height: 300px;
}

.btn-nav:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(252, 213, 53, 0.4);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hero {
    padding: 140px 0 80px;
    position: relative;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    overflow: hidden;
}

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

.hero-content {
    max-width: 600px;
}

.hero-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: float 6s ease-in-out infinite;
}

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

.hero-img {
    width: 80%;
    height: auto;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 20px 60px rgba(252, 213, 53, 0.3));
    transition: transform 0.4s ease;
}

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

.hero-image-decoration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(252, 213, 53, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
    animation: pulse-glow 3s ease-in-out infinite;
}

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

.hero-image-decoration::before {
    content: '';
    position: absolute;
    top: -20%;
    left: -20%;
    width: 140%;
    height: 140%;
    border: 2px solid rgba(252, 213, 53, 0.2);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.hero-image-decoration::after {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    border: 1px dashed rgba(252, 213, 53, 0.3);
    border-radius: 50%;
    animation: rotate 15s linear infinite reverse;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.9); }
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.highlight {
    color: var(--accent);
}

.hero-description {
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 700px;
}

.hero-buttons {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 60px;
}

.btn-primary {
    padding: 14px 32px;
    background: var(--accent);
    color: var(--bg-primary);
    text-decoration: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s ease;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 32px rgba(252, 213, 53, 0.4);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-secondary {
    padding: 14px 32px;
    background: transparent;
    color: var(--text-primary);
    text-decoration: none;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--bg-card);
    transition: width 0.4s ease;
    z-index: -1;
}

.btn-secondary:hover::before {
    width: 100%;
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.2);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 48px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.metrics {
    padding: 60px 0;
    background: var(--bg-primary);
}

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

.metric-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.metric-card:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 32px rgba(252, 213, 53, 0.15);
}

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

.metric-icon svg {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.metric-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
}

.metric-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--accent);
}

.metric-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.metric-label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.metric-change {
    font-size: 13px;
    font-weight: 600;
}

.metric-change.positive {
    color: var(--success);
}

.metric-change.negative {
    color: var(--danger);
}

.services {
    padding: 100px 0;
    background: var(--bg-primary);
}

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

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 16px;
    color: var(--text-secondary);
}

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

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    cursor: pointer;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(252, 213, 53, 0.05) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

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

.service-card:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 16px 40px rgba(252, 213, 53, 0.2);
}

.service-card:hover .service-icon svg {
    transform: scale(1.15) rotate(5deg);
}

.service-icon svg {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card.featured {
    background: linear-gradient(135deg, rgba(252, 213, 53, 0.1) 0%, rgba(240, 185, 11, 0.05) 100%);
    border-color: var(--accent);
}

.service-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 12px;
    background: var(--accent);
    color: var(--bg-primary);
    font-size: 11px;
    font-weight: 700;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent);
}

.service-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--accent);
}

.service-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.service-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
}

.service-features li {
    font-size: 13px;
    color: var(--text-secondary);
    padding-left: 20px;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.service-price {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.price-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.price-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent);
}

.chart-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.chart-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.chart-header h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.chart-tabs {
    display: flex;
    gap: 8px;
}

.tab {
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.tab.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--bg-primary);
}

.chart-placeholder {
    height: 300px;
    background: var(--bg-secondary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.chart-line {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(to top, rgba(252, 213, 53, 0.2) 0%, transparent 100%);
    border-top: 2px solid var(--accent);
    clip-path: polygon(0 80%, 10% 70%, 20% 75%, 30% 60%, 40% 65%, 50% 50%, 60% 55%, 70% 40%, 80% 45%, 90% 35%, 100% 30%, 100% 100%, 0 100%);
}

.chart-info {
    display: flex;
    gap: 48px;
    z-index: 1;
}

.chart-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: center;
}

.chart-stat .stat-label {
    font-size: 12px;
    color: var(--text-muted);
}

.chart-stat .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.chart-stat .stat-value.positive {
    color: var(--success);
}

.about {
    padding: 100px 0;
    background: var(--bg-primary);
}

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

.about-content .section-badge {
    margin-bottom: 20px;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.about-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.feature-item:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    transform: translateX(12px) scale(1.02);
    box-shadow: 0 8px 24px rgba(252, 213, 53, 0.15);
}

.feature-item:hover .feature-icon {
    background: rgba(252, 213, 53, 0.2);
    transform: scale(1.1);
}

.feature-icon {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-icon {
    width: 32px;
    height: 32px;
    background: rgba(252, 213, 53, 0.1);
    border: 1px solid rgba(252, 213, 53, 0.2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}

.feature-icon svg {
    width: 20px;
    height: 20px;
    stroke: var(--accent);
}

.feature-text h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.feature-text p {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0;
}

.about-image {
    position: relative;
}

.image-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.image-card img {
    max-width: 60%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
}

.image-badge {
    position: absolute;
    bottom: 30px;
    right: 30px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 24px;
    text-align: center;
}

.badge-number {
    display: block;
    font-size: 32px;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 4px;
}

.badge-text {
    font-size: 12px;
    color: var(--text-muted);
}

.how-to-buy {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    cursor: pointer;
}

.step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(252, 213, 53, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

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

.step-card:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    transform: translateY(-12px) scale(1.05);
    box-shadow: 0 16px 40px rgba(252, 213, 53, 0.2);
}

.step-card:hover .step-icon svg {
    transform: scale(1.2) rotate(10deg);
}

.step-card:hover .step-number {
    background: var(--accent);
    color: var(--bg-primary);
    transform: scale(1.15);
}

.step-number {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.step-icon svg {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.step-number {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 32px;
    height: 32px;
    background: rgba(252, 213, 53, 0.1);
    border: 1px solid rgba(252, 213, 53, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
}

.step-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent);
}

.step-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--accent);
}

.step-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.step-desc {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.contact {
    padding: 100px 0;
    background: var(--bg-primary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info .section-badge {
    margin-bottom: 20px;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.contact-desc {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
}

.info-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent);
}

.info-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-label {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-value {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.info-value a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.info-value a:hover {
    color: var(--accent);
}

.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 40px;
}

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

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

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

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(252, 213, 53, 0.1);
}

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

.form-group textarea {
    resize: vertical;
}

.btn-submit {
    padding: 14px 32px;
    background: var(--accent);
    color: var(--bg-primary);
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-submit::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-submit:hover::before {
    width: 300px;
    height: 300px;
}

.btn-submit:hover {
    background: var(--accent-hover);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 32px rgba(252, 213, 53, 0.4);
}

.btn-submit:active {
    transform: translateY(-1px) scale(0.98);
}

.footer {
    padding: 60px 0 30px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.footer-uen {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 600;
    letter-spacing: 0.05em;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col ul li {
    font-size: 13px;
    color: var(--text-secondary);
}

.footer-col a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
}

.footer-col a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.footer-col a:hover::after {
    width: 100%;
}

.footer-col a:hover {
    color: var(--accent);
    transform: translateX(4px);
}

.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: 13px;
    color: var(--text-muted);
}

.footer-legal {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
}

.footer-legal a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-legal span {
    color: var(--text-muted);
}

@media (max-width: 1200px) {
    .container {
        padding: 0 32px;
    }
    
    .hero-title {
        font-size: 52px;
    }
    
    .section-title {
        font-size: 40px;
    }
}

@media (max-width: 1024px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 40px;
        gap: 24px;
        transition: left 0.3s ease;
        border-right: 1px solid var(--border);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-image-wrapper {
        max-width: 400px;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 24px;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        text-align: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .contact-form-wrapper {
        padding: 24px;
    }
}