:root {
    --bg: #1A1A1B;
    --bg-elevated: #1E1E1F;
    --bg-card: #222223;
    --bg-card-hover: #262627;
    --border: #2A2A2B;
    --border-light: #333334;
    --text-primary: #FFFFFF;
    --text-secondary: #A1A1AA;
    --text-muted: #71717A;
    --accent: #00C853;
    --accent-hover: #00B34A;
    --accent-glow: rgba(0, 200, 83, 0.15);
    --accent-glow-strong: rgba(0, 200, 83, 0.25);
    --radius: 16px;
    --radius-sm: 12px;
    --radius-xs: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

.icon-sm {
    width: 18px;
    height: 18px;
    stroke-width: 2.5;
}

.icon-xs {
    width: 14px;
    height: 14px;
    stroke-width: 2.5;
}

.icon-green {
    width: 20px;
    height: 20px;
    color: var(--accent);
    stroke-width: 2;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 27, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(26, 26, 27, 0.95);
    border-bottom-color: var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 64px;
    width: auto;
    object-fit: contain;
    image-rendering: -webkit-optimize-contrast;
}

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

.nav-desktop a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-desktop a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
    border-radius: 2px;
}

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

.btn-header {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid var(--border-light);
    border-radius: 100px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.btn-header:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-glow);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 4px;
}

/* ===== MOBILE MENU ===== */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    max-width: 85vw;
    height: 100vh;
    background: var(--bg-elevated);
    z-index: 1100;
    padding: 24px;
    transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 1px solid var(--border);
}

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

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.mobile-menu-header .logo-img {
    height: 56px;
}

.menu-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    transition: var(--transition);
}

.menu-close:hover {
    color: var(--text-primary);
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-nav-link {
    padding: 14px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    border-radius: var(--radius-xs);
    transition: var(--transition);
}

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

.btn-mobile {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 24px;
    padding: 14px 24px;
    background: var(--accent);
    color: var(--bg);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    border-radius: 100px;
    transition: var(--transition);
}

.btn-mobile:hover {
    background: var(--accent-hover);
}

.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

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

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(26, 26, 27, 0.97) 0%, rgba(26, 26, 27, 0.85) 50%, rgba(26, 26, 27, 0.6) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 60px;
    padding-top: 100px;
    padding-bottom: 80px;
}

.hero-title {
    font-size: clamp(40px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--text-secondary);
    max-width: 460px;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: var(--accent);
    color: var(--bg);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    border-radius: 100px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 200, 83, 0.2);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 200, 83, 0.3);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    border-radius: 100px;
    transition: var(--transition);
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.hero-trust {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-icon {
    width: 280px;
    height: auto;
    opacity: 0.25;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* ===== SECTIONS COMMON ===== */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-label {
    display: block;
    color: var(--accent);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.01em;
    margin-bottom: 16px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 16px;
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ===== PRODUCTS ===== */
.products {
    padding: 100px 0;
    background: var(--bg);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.product-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-light);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 60px var(--accent-glow);
}

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

.product-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-xs);
    background: rgba(0, 200, 83, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: var(--transition);
}

.product-card:hover .product-icon-wrap {
    background: rgba(0, 200, 83, 0.18);
    box-shadow: 0 0 20px rgba(0, 200, 83, 0.15);
}

.product-icon {
    width: 24px;
    height: 24px;
    color: var(--accent);
    stroke-width: 2;
}

.product-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

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

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

.product-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.check-icon {
    width: 16px;
    height: 16px;
    color: var(--accent);
    flex-shrink: 0;
    stroke-width: 2.5;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
}

.product-link:hover {
    gap: 10px;
    filter: brightness(1.1);
}

/* ===== DIFFERENTIALS ===== */
.differentials {
    padding: 100px 0;
    background: var(--bg-elevated);
}

.diff-layout {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 60px;
    align-items: start;
}

.diff-left {
    position: sticky;
    top: 120px;
}

.diff-left .section-label {
    text-align: left;
}

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

.diff-left .section-subtitle {
    text-align: left;
    margin: 0;
    max-width: 100%;
    font-size: 15px;
}

.diff-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.diff-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: var(--transition);
}

.diff-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-light);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.diff-icon-wrap {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-xs);
    background: rgba(0, 200, 83, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.diff-icon {
    width: 20px;
    height: 20px;
    color: var(--accent);
    stroke-width: 2;
}

.diff-card h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.diff-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== CTA ===== */
.cta {
    padding: 80px 0;
    background: var(--bg);
}

.cta-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    background: linear-gradient(135deg, rgba(0, 200, 83, 0.08) 0%, rgba(0, 200, 83, 0.02) 100%);
    border: 1px solid rgba(0, 200, 83, 0.15);
    border-radius: var(--radius);
    padding: 48px 56px;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 200, 83, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.cta-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.cta-icon {
    width: 72px;
    height: auto;
    opacity: 0.9;
}

.cta-title {
    font-size: clamp(20px, 3vw, 26px);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 6px;
}

.cta-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
    flex-shrink: 0;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    padding: 64px 0 32px;
}

.footer-top {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 60px;
    margin-bottom: 48px;
}

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

.footer-logo {
    height: 36px;
    width: auto;
    object-fit: contain;
    margin-bottom: 12px;
    image-rendering: -webkit-optimize-contrast;
}

.footer-slogan {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.footer-socials {
    display: flex;
    align-items: center;
    gap: 10px;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-glow);
    transform: translateY(-2px);
}

.social-link i {
    width: 16px;
    height: 16px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.footer-col h5 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.footer-col a,
.footer-col span {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    margin-bottom: 10px;
    transition: var(--transition);
}

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

.footer-location {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
}

.footer-location i {
    color: var(--accent);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

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

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

.footer-legal a {
    font-size: 12px;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

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

/* ===== SCROLL REVEAL ===== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .diff-layout {
        grid-template-columns: 1fr;
    }

    .diff-left {
        position: static;
        text-align: center;
    }

    .diff-left .section-label,
    .diff-left .section-title,
    .diff-left .section-subtitle {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }

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

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

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

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

    .hero-visual {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-desktop,
    .btn-header {
        display: none;
    }

    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-primary,
    .btn-outline {
        justify-content: center;
    }

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

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

    .cta-box {
        flex-direction: column;
        text-align: center;
        padding: 32px;
    }

    .cta-left {
        flex-direction: column;
    }

    .footer-top {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        align-items: center;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        text-align: left;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

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

    .section-title {
        font-size: 26px;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }

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