/* Ana sayfa (hub) — launcher */

:root {
    --hub-bg: #0c1222;
    --hub-card: rgba(255, 255, 255, 0.04);
    --hub-card-border: rgba(255, 255, 255, 0.1);
    --hub-text: #e2e8f0;
    --hub-muted: #94a3b8;
}

* {
    box-sizing: border-box;
}

body.theme-hub {
    margin: 0;
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--hub-bg);
    background-image:
        linear-gradient(160deg, rgba(12, 18, 34, 0.78) 0%, rgba(12, 18, 34, 0.55) 45%, rgba(12, 18, 34, 0.85) 100%),
        url('../mainBackground.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: scroll;
    color: var(--hub-text);
    padding-top: 40px;
}

.hub-wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2.5rem 1.25rem 4rem;
}

.hub-hero {
    text-align: center;
    margin-bottom: 3rem;
}

.hub-hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin: 0 0 0.5rem;
    letter-spacing: -0.02em;
}

.hub-hero .hub-tagline {
    font-size: 1.125rem;
    color: var(--hub-muted);
    max-width: 36rem;
    margin: 0 auto 0.25rem;
    line-height: 1.5;
}

.hub-hero .hub-tagline-tr {
    font-size: 0.95rem;
    color: rgba(148, 163, 184, 0.85);
    margin: 0.5rem auto 0;
    max-width: 32rem;
}

.hub-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}

.hub-card {
    display: flex;
    flex-direction: column;
    background: var(--hub-card);
    border: 1px solid var(--hub-card-border);
    border-radius: 16px;
    padding: 1.75rem;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    min-height: 220px;
}

.hub-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.hub-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    margin-bottom: 1rem;
}

.hub-card--software .hub-card-icon {
    background: linear-gradient(135deg, rgba(10, 132, 255, 0.3), rgba(48, 176, 199, 0.25));
    color: #7dd3fc;
}

.hub-card--electronics .hub-card-icon {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.25), rgba(245, 158, 11, 0.2));
    color: #fcd34d;
}

.hub-card--motosocial .hub-card-icon {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.3), rgba(234, 88, 12, 0.25));
    color: #fdba74;
}

.hub-card h2 {
    font-size: 1.35rem;
    margin: 0 0 0.5rem;
    font-weight: 600;
}

.hub-card p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--hub-muted);
    line-height: 1.55;
    flex: 1;
}

.hub-card-cta {
    margin-top: 1.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #93c5fd;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.hub-card--software .hub-card-cta {
    color: #38bdf8;
}

.hub-card--electronics .hub-card-cta {
    color: #fbbf24;
}

.hub-card--motosocial .hub-card-cta {
    color: #fb923c;
}

.hub-footer-note {
    margin-top: 3rem;
    text-align: center;
    font-size: 0.8125rem;
    color: rgba(148, 163, 184, 0.75);
    line-height: 1.5;
}