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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #0b0d10;
    color: #f5f7fa;
    min-height: 100vh;
    overflow-x: hidden;
}

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

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Header ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: #000;
    border-bottom: 1px solid #26282c;
}

.site-header .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 120px;
}

.site-header .logo img {
    height: 90px;
    width: auto;
    max-width: 340px;
    object-fit: contain;
}

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

.site-nav a {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #e4e6eb;
    transition: color 0.2s ease;
}

.site-nav a:hover {
    color: #22d3ee;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    padding: 8px;
}

@media (max-width: 900px) {
    .site-nav {
        display: none;
    }
    .menu-toggle {
        display: inline-flex;
    }
}

/* ===== Hero ===== */
.hero {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: calc(100vh - 100px);
    padding: 80px 24px;
    background-color: #000;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    pointer-events: none;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(120deg, rgba(230, 32, 32, 0.08), transparent 40%),
        linear-gradient(-120deg, rgba(34, 211, 238, 0.08), transparent 40%);
    z-index: 2;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(11, 13, 16, 0.55);
    z-index: 1;
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 3;
    max-width: 760px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #22d3ee;
    text-shadow: 0 0 12px rgba(34, 211, 238, 0.25);
    margin-bottom: 16px;
}

.hero h1 {
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    font-weight: 800;
    line-height: 1.15;
    color: #fff;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.05rem;
    color: #b6bcc6;
    max-width: 560px;
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background-color: #e62020;
    color: #fff;
    box-shadow: 0 10px 25px -8px rgba(230, 32, 32, 0.5);
}

.btn-primary:hover {
    background-color: #c81919;
    transform: translateY(-2px);
}

.btn-outline {
    background-color: rgba(0, 0, 0, 0.4);
    border-color: #52565e;
    color: #e4e6eb;
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    background-color: #1c1e22;
    transform: translateY(-2px);
}

/* ===== Section shared ===== */
section {
    padding: 80px 0;
}

.section-head {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 56px;
}

.section-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #22d3ee;
    margin-bottom: 10px;
}

.section-head h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: #fff;
}

.section-head p {
    margin-top: 12px;
    color: #9aa0aa;
}

/* ===== Platform cards ===== */
.platform-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
}

@media (min-width: 800px) {
    .platform-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.platform-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 24px;
    padding: 48px 32px;
    border-radius: 24px;
    background-color: #121212;
    border: 1px solid #262626;
    transition: border-color 0.25s ease, transform 0.25s ease;
}

.platform-card:hover {
    border-color: #3d3d3d;
    transform: translateY(-4px);
}

.platform-icon {
    width: 96px;
    height: 96px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(34, 211, 238, 0.12), transparent 70%);
    color: #22d3ee;
}

.platform-icon svg {
    width: 48px;
    height: 48px;
}

.platform-card h3 {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #fff;
}

.platform-card p {
    color: #9aa0aa;
    font-size: 0.9rem;
    max-width: 320px;
}

/* ===== Features ===== */
.features-section {
    background: linear-gradient(to bottom, rgba(217, 119, 6, 0.06), #0b0d10 30%);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 640px) {
    .features-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    padding: 32px;
    border-radius: 18px;
    background-color: rgba(18, 18, 20, 0.7);
    border: 1px solid #232427;
    transition: border-color 0.25s ease, transform 0.25s ease;
}

.feature-card:hover {
    border-color: #3a3b40;
    transform: translateY(-4px);
}

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(34, 211, 238, 0.1);
    color: #22d3ee;
    margin-bottom: 20px;
}

.feature-icon svg {
    width: 26px;
    height: 26px;
}

.feature-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.875rem;
    color: #9aa0aa;
    line-height: 1.6;
}

/* ===== CTA ===== */
.cta-section {
    text-align: center;
    background-color: #000;
    border-top: 1px solid #1d1f22;
}

.cta-section h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}

.cta-section p {
    color: #9aa0aa;
    max-width: 520px;
    margin: 0 auto 32px;
}

/* ===== Footer ===== */
.site-footer {
    background-color: #000;
    border-top: 1px solid #1d1f22;
    padding: 64px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
}

@media (min-width: 800px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr 1fr;
        text-align: left;
    }
    .footer-brand {
        text-align: center;
    }
}

.footer-col h4 {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #9aa0aa;
    border-bottom: 1px solid #232427;
    padding-bottom: 12px;
    margin-bottom: 16px;
}

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

.footer-col ul a {
    font-size: 0.9rem;
    color: #9aa0aa;
    transition: color 0.2s ease;
}

.footer-col ul a:hover {
    color: #fff;
}

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

.footer-brand img {
    height: 40px;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.8rem;
    color: #9aa0aa;
    max-width: 320px;
    line-height: 1.6;
    margin-top: 12px;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid #3a3b40;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9aa0aa;
    transition: all 0.2s ease;
}

.footer-social a:hover {
    color: #fff;
    border-color: #fff;
}

.footer-social svg {
    width: 16px;
    height: 16px;
}

.footer-bottom {
    margin-top: 56px;
    padding-top: 24px;
    border-top: 1px solid #1d1f22;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.7rem;
    color: #6b6f76;
    letter-spacing: 0.03em;
}

.footer-bottom strong {
    color: #9aa0aa;
}