:root {
    --color-bg: #010314;
    --color-bg-soft: #050b1f;
    --color-panel: rgba(10, 16, 35, 0.85);
    --color-surface: rgba(14, 26, 52, 0.7);
    --color-primary: #8c5bff;
    --color-accent: #34d2ff;
    --color-text: #f5f7ff;
    --color-muted: #98a4c8;
    --color-border: rgba(120, 144, 196, 0.35);
    --font-base: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --shadow-glow: 0 20px 80px rgba(0, 0, 0, 0.45);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    min-height: 100vh;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(140, 91, 255, 0.25), transparent 45%),
        radial-gradient(circle at 80% 10%, rgba(52, 210, 255, 0.2), transparent 40%),
        radial-gradient(circle at 60% 70%, rgba(52, 210, 255, 0.2), transparent 40%);
    z-index: -2;
    pointer-events: none;
}

.starfield {
    position: fixed;
    inset: 0;
    z-index: -3;
    background-color: var(--color-bg);
    background-image: radial-gradient(1px 1px at 25% 20%, rgba(255, 255, 255, 0.35) 0, transparent 60%),
        radial-gradient(1px 1px at 75% 30%, rgba(148, 210, 255, 0.4) 0, transparent 55%),
        radial-gradient(1px 1px at 40% 80%, rgba(255, 255, 255, 0.25) 0, transparent 60%);
    background-size: 600px 600px, 800px 800px, 1000px 1000px;
    animation: drift 70s linear infinite;
}

@keyframes drift {
    from {
        transform: translate3d(0, 0, 0);
    }
    to {
        transform: translate3d(-60px, -40px, 0);
    }
}

.shooting-star {
    position: fixed;
    top: 10%;
    left: -10%;
    width: 2px;
    height: 2px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), transparent);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
    z-index: -1;
    animation: shoot 6s linear infinite;
}

@keyframes shoot {
    0% {
        transform: translate3d(0, 0, 0) rotate(20deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    40% {
        transform: translate3d(120vw, 40vh, 0) rotate(20deg);
        opacity: 0;
    }
    100% {
        opacity: 0;
    }
}

.snow {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image: radial-gradient(2px 2px at 20% 20%, rgba(255, 255, 255, 0.8) 0, transparent 60%),
        radial-gradient(2px 2px at 80% 10%, rgba(255, 255, 255, 0.6) 0, transparent 60%),
        radial-gradient(2px 2px at 50% 80%, rgba(255, 255, 255, 0.7) 0, transparent 60%);
    background-size: 400px 400px, 500px 500px, 600px 600px;
    animation: snowfall 30s linear infinite;
}

@keyframes snowfall {
    from {
        background-position: 0 0, 0 0, 0 0;
    }
    to {
        background-position: 0 400px, 0 500px, 0 600px;
    }
}

.snow.alt {
    opacity: 0.6;
    background-image: radial-gradient(2px 2px at 10% 30%, rgba(255, 255, 255, 0.5) 0, transparent 65%),
        radial-gradient(3px 3px at 70% 40%, rgba(255, 255, 255, 0.7) 0, transparent 70%),
        radial-gradient(1.5px 1.5px at 40% 90%, rgba(255, 255, 255, 0.85) 0, transparent 55%);
    background-size: 520px 520px, 640px 640px, 360px 360px;
    animation: snowfall-alt 45s linear infinite;
    mix-blend-mode: screen;
}

@keyframes snowfall-alt {
    from {
        background-position: -200px 0, 0 0, 0 -200px;
    }
    to {
        background-position: 200px 600px, -300px 640px, 300px 200px;
    }
}

a {
    color: var(--color-accent);
    text-decoration: none;
}

a:hover,
a:focus {
    text-decoration: underline;
}

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

.top-bar {
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(16px);
    background: rgba(1, 3, 20, 0.82);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 5vw;
    border-bottom: 1px solid rgba(140, 91, 255, 0.2);
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
}

.logo img {
    height: 48px;
    width: auto;
}

.logo-footer img {
    height: 60px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.nav {
    position: relative;
}

.nav-toggle {
    display: none;
    background: rgba(140, 91, 255, 0.15);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 0.8rem;
    padding: 0.4rem 0.9rem;
}

.nav-list {
    list-style: none;
    display: flex;
    gap: 1.6rem;
    margin: 0;
    padding: 0;
}

.nav-list a {
    font-weight: 500;
    color: var(--color-muted);
}

.nav-list a:hover,
.nav-list a:focus {
    color: var(--color-text);
}

.hero {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3.5rem;
    padding: 6rem 5vw 5rem;
    background: linear-gradient(135deg, rgba(140, 91, 255, 0.12), rgba(18, 27, 52, 0.95));
    border-bottom: 1px solid rgba(140, 91, 255, 0.2);
}

.hero-content h1 {
    font-size: clamp(2.8rem, 5vw, 3.8rem);
    margin: 0.3rem 0 1rem;
}

.hero p {
    color: var(--color-muted);
    max-width: 48ch;
}

.eyebrow {
    font-size: 0.82rem;
    letter-spacing: 0.35em;
    color: var(--color-accent);
    text-transform: uppercase;
}

.hero-pillars {
    margin: 1.5rem 0 0;
    padding-left: 1.3rem;
    color: var(--color-muted);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.hero-highlight {
    display: grid;
    gap: 1.5rem;
    padding: 2.2rem;
    border-radius: 1.5rem;
    border: 1px solid rgba(52, 210, 255, 0.25);
    background: var(--color-panel);
    box-shadow: var(--shadow-glow);
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent);
}

.stat-label {
    color: var(--color-muted);
}

.section {
    padding: 5rem 5vw;
    background: transparent;
}

.section + .section {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.section-heading {
    max-width: 60ch;
    margin-bottom: 3rem;
}

.section-heading h2 {
    font-size: clamp(2.2rem, 4vw, 3rem);
    margin: 0 0 0.75rem;
}

.section-heading p {
    color: var(--color-muted);
}

.cards-grid,
.platform-grid,
.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
}

.card,
.platform-grid article,
.resource-grid article {
    border: 1px solid var(--color-border);
    border-radius: 1.25rem;
    padding: 2rem;
    background: var(--color-panel);
    box-shadow: var(--shadow-glow);
}

.card h3,
.platform-grid h3,
.resource-grid h3 {
    margin: 0 0 0.8rem;
}

.card p,
.platform-grid p,
.resource-grid p {
    color: var(--color-muted);
}

.card ul {
    margin: 1.1rem 0 0;
    padding-left: 1.2rem;
    color: var(--color-muted);
}

.platform-grid article {
    min-height: 180px;
}

.why {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    align-items: center;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.stat {
    border: 1px solid rgba(140, 91, 255, 0.25);
    border-radius: 1rem;
    padding: 1.5rem;
    background: var(--color-surface);
    text-align: center;
}

.quote blockquote {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 500;
}

.quote cite {
    display: block;
    margin-top: 1rem;
    color: var(--color-muted);
}

.resource-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 1rem;
    font-weight: 600;
    color: var(--color-accent);
}

.contact-form {
    background: var(--color-panel);
    border-radius: 1.5rem;
    border: 1px solid rgba(140, 91, 255, 0.2);
    box-shadow: var(--shadow-glow);
    padding: 3rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

label span {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--color-muted);
}

input,
textarea {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.75rem;
    padding: 0.85rem 1rem;
    font: inherit;
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.04);
}

input:focus,
textarea:focus {
    outline: 2px solid rgba(52, 210, 255, 0.5);
    background: rgba(255, 255, 255, 0.08);
}

.grid-full {
    grid-column: 1 / -1;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 2rem;
    border-radius: 999px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
    background: linear-gradient(120deg, var(--color-primary), var(--color-accent));
    color: #040713;
    box-shadow: 0 10px 30px rgba(52, 210, 255, 0.35);
}

.btn-primary:hover,
.btn-primary:focus {
    transform: translateY(-2px);
    box-shadow: 0 16px 40px rgba(52, 210, 255, 0.45);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-secondary:hover,
.btn-secondary:focus {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.footer {
    background: linear-gradient(180deg, rgba(5, 8, 20, 0.8), rgba(1, 3, 12, 0.95));
    color: #dce7ff;
    padding: 3rem 5vw;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    align-items: start;
}

.footer-links a {
    display: block;
    margin-bottom: 0.6rem;
    color: var(--color-muted);
}

.footer-meta p {
    margin: 0.3rem 0;
    color: var(--color-muted);
}

@media (max-width: 800px) {
    .nav-toggle {
        display: inline-flex;
    }

    .nav-list {
        position: absolute;
        top: 140%;
        right: 0;
        flex-direction: column;
        gap: 0;
        min-width: 220px;
        border: 1px solid var(--color-border);
        border-radius: 1rem;
        background: var(--color-panel);
        padding: 0.6rem 0;
        box-shadow: var(--shadow-glow);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
        transition: opacity 0.2s ease, transform 0.2s ease;
    }

    .nav-list.open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .nav-list li {
        padding: 0.6rem 1.2rem;
    }

    .nav-list a {
        display: block;
        width: 100%;
        color: var(--color-text);
    }
}

@media (max-width: 600px) {
    .hero {
        padding-top: 5rem;
    }

    .contact-form {
        padding: 2rem;
    }
}