:root {
    --bg-dark: #050816;
    --bg-dark-alt: #090e1f;
    --accent: #00d084;
    --accent-alt: #2dd4bf;
    --danger: #ff4d4f;
    --text-main: #f9fafb;
    --text-muted: #9ca3af;
    --border-subtle: rgba(148, 163, 184, 0.4);
    --card-bg: rgba(15, 23, 42, 0.9);
    --card-bg-light: #ffffff;
    --shadow-soft: 0 20px 40px rgba(15, 23, 42, 0.5);
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --container-max: 1180px;
}


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

html {
    scroll-behavior: smooth;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #050816;
    color: #f7f7f7;
    line-height: 1.6;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.5rem;
}

.header {
    padding: 1rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #ffffff;
}

.badge {
    font-size: 0.8rem;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.18);
    background: rgba(255,255,255,0.04);
}

/* Hero / sections */
.hero {
    min-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.5rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 2rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.section-subtitle {
    font-size: 1rem;
    color: #c1c2c5;
    max-width: 520px;
}

/* Video container */
.video-wrapper {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.1);
    background: radial-gradient(circle at top, #1e293b 0, #020617 55%, #000000 100%);
}

.video-wrapper video {
    width: 100%;
    height: auto;
    display: block;
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}

.card {
    background: linear-gradient(135deg, rgba(15,23,42,0.96), rgba(15,23,42,0.98));
    border-radius: 1rem;
    border: 1px solid rgba(148,163,184,0.35);
    padding: 1.25rem 1.5rem;
    box-shadow: 0 18px 45px rgba(15,23,42,0.9);
}

.card h3 {
    font-size: 1rem;
    margin-bottom: 0.35rem;
}

.card p {
    font-size: 0.9rem;
    color: #cbd5f5;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.75rem 1.4rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.18s ease-out;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, #facc15, #eab308);
    color: #111827;
}

.btn-primary:hover {
    filter: brightness(1.03);
    transform: translateY(-1px);
    box-shadow: 0 8px 25px rgba(250,204,21,0.35);
}

.btn-outline {
    background: transparent;
    border: 1px solid rgba(148,163,184,0.6);
    color: #e5e7eb;
}

.btn-outline:hover {
    background: rgba(15,23,42,0.8);
}

/* Forms */
.form-card {
    max-width: 640px;
    margin: 1.5rem auto;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
    color: #e5e7eb;
}

.form-control,
.form-select,
textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border-radius: 0.6rem;
    border: 1px solid rgba(148,163,184,0.6);
    background: rgba(15,23,42,0.95);
    color: #f9fafb;
    font-size: 0.95rem;
}

.form-control:focus,
.form-select:focus,
textarea:focus {
    outline: none;
    border-color: #eab308;
    box-shadow: 0 0 0 1px rgba(234,179,8,0.6);
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
    color: #d1d5db;
}

.form-check input {
    margin-top: 0.15rem;
}

.text-danger {
    color: #f97373;
    font-size: 0.85rem;
}

/* Footer */
.footer {
    padding: 1.5rem 0 0.75rem;
    font-size: 0.8rem;
    color: #9ca3af;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        min-height: auto;
        padding-top: 1.5rem;
        padding-bottom: 2.5rem;
    }
}