:root {
    --bg-dark: #0a0c10;
    --accent: #8ef5ff;
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.25);
    --text-primary: #f4f7ff;
    --text-secondary: rgba(244, 247, 255, 0.7);
}

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

body {
    margin: 0;
    font-family: "Inter", "Segoe UI", sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

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

.background-gradient {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 10% 20%, rgba(126, 132, 255, 0.35), transparent 45%),
        radial-gradient(circle at 90% 10%, rgba(142, 245, 255, 0.25), transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(255, 110, 181, 0.2), transparent 55%);
    filter: blur(40px);
    z-index: -2;
}

.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
}

.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.2rem 2rem;
    margin: 1.5rem auto;
    max-width: 1200px;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    cursor: pointer;
    transition: color 0.3s ease, transform 0.3s ease;
    position: relative;
}

.logo:hover {
    color: var(--accent);
    transform: translateY(-1px);
}

.logo::after {
    content: attr(data-progress);
    position: absolute;
    left: 0;
    top: calc(100% + 0.35rem);
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.logo[data-progress]::after {
    opacity: 1;
    transform: translateY(0);
}

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

.nav-links {
    display: flex;
    gap: 1.5rem;
    font-size: 0.95rem;
}

.nav-links a {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent);
}

.cta-button,
.secondary-button,
.close-button {
    border: none;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.cta-button {
    padding: 0.75rem 1.5rem;
    border-radius: 999px;
    background: linear-gradient(120deg, rgba(142, 245, 255, 0.8), rgba(126, 132, 255, 0.8));
    color: #0a1020;
    font-weight: 600;
    box-shadow: 0 12px 30px rgba(142, 245, 255, 0.45);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 32px rgba(142, 245, 255, 0.55);
}

.secondary-button {
    display: inline-block;
    margin-top: 1.5rem;
    padding: 0.7rem 1.4rem;
    border-radius: 14px;
    background: rgba(142, 245, 255, 0.1);
    color: var(--accent);
    border: 1px solid rgba(142, 245, 255, 0.4);
    font-weight: 600;
}

.secondary-button:hover {
    background: rgba(142, 245, 255, 0.2);
    transform: translateY(-1px);
}

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem 4rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.hero {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 2rem;
    padding: 2.5rem;
}

.hero-content {
    grid-column: span 7;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 4vw, 3.8rem);
    margin-bottom: 1rem;
}

.hero-content p {
    color: var(--text-secondary);
    max-width: 520px;
    font-size: 1.1rem;
}

.quick-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.quick-stats h2 {
    margin: 0;
    font-size: 2rem;
    color: var(--accent);
}

.quick-stats p {
    margin: 0.5rem 0 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.hero-card {
    grid-column: span 5;
    padding: 2rem;
}

.hero-card h3 {
    margin-top: 0;
    font-size: 1.4rem;
}

.hero-card ul {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
}

.hero-card li {
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.4rem;
}

.hero-card li::before {
    content: "•";
    color: var(--accent);
    position: absolute;
    left: 0;
    top: 0;
}

.tiles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.tile {
    padding: 2rem;
    min-height: 220px;
    transition: transform 0.3s ease;
}

.tile:hover {
    transform: translateY(-6px);
}

.tile p {
    color: var(--text-secondary);
}

.case-strip {
    padding: 2.5rem;
}

.case-strip h2 {
    margin-top: 0;
}

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

.case-card {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 18px;
    border: 1px solid rgba(142, 245, 255, 0.18);
    min-height: 140px;
}

.contact {
    text-align: center;
    padding: 2.5rem;
}

.contact p {
    color: var(--text-secondary);
    max-width: 540px;
    margin: 0 auto 1.5rem;
}

.footer {
    max-width: 1200px;
    margin: 0 auto 2rem;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.secret-portal {
    position: fixed;
    inset: 0;
    margin: auto;
    max-width: 560px;
    max-height: calc(100vh - 4rem);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    z-index: 20;
    opacity: 0;
    visibility: hidden;
    transform: translateY(30px) scale(0.98);
    transition: opacity 0.4s ease, transform 0.4s ease, visibility 0.4s ease;
}

.secret-portal.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.secret-portal ul {
    margin: 0;
    padding-left: 1.2rem;
    color: var(--text-secondary);
}

.small-print {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.close-button {
    align-self: flex-end;
    font-size: 1.4rem;
    line-height: 1;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
}

.close-button:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.hidden {
    pointer-events: none;
}

@media (max-width: 960px) {
    .top-bar {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-links {
        flex-wrap: wrap;
        gap: 1rem;
    }

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

    .hero-content,
    .hero-card {
        grid-column: 1 / -1;
    }

    .hero-card {
        order: -1;
    }
}

@media (max-width: 600px) {
    .top-bar {
        padding: 1rem 1.2rem;
        margin: 1rem;
    }

    main {
        padding: 0 1.2rem 3rem;
    }

    .hero {
        padding: 1.8rem;
    }

    .case-strip,
    .contact {
        padding: 2rem;
    }

    .footer {
        margin: 0 1rem 1.5rem;
        padding: 1.2rem;
    }
}