:root {
    --bg: #0b0f14;
    --card: #121823;
    --text: #e6eef8;
    --muted: #9fb3c8;
    --accent: #3ac5ff;
    --accent-2: #6cf29a;
    --ring: 0 0 0 3px color-mix(in oklab, var(--accent) 30%, transparent);
    --radius: 16px;
    --shadow: 0 10px 30px rgba(0,0,0,.35), 0 2px 6px rgba(0,0,0,.25);
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
    color: var(--text);
    background: radial-gradient(1200px 800px at 10% -10%, color-mix(in oklab, var(--accent) 12%, #0b0f14), transparent), radial-gradient(900px 700px at 110% 20%, color-mix(in oklab, var(--accent-2) 8%, #0b0f14), transparent), var(--bg);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.wrap {
    min-height: 100dvh;
    display: grid;
    grid-template-rows: auto 1fr auto;
}

header {
    position: sticky;
    top: 0;
    backdrop-filter: saturate(140%) blur(8px);
    background: linear-gradient(180deg, rgba(11,15,20,.85), rgba(11,15,20,.55) 60%, transparent);
    border-bottom: 1px solid rgba(255,255,255,.06);
    z-index: 10;
}

.container {
    width: min(1200px, 92vw);
    margin: 0 auto;
    padding: clamp(14px, 1.2vw + 8px, 22px) 0;
}

.row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

/* Brand (Kullanıcının verdiği HTML + CSS) */
.brand {
    font-weight: 800;
    letter-spacing: .2px;
    font-size: clamp(1.05rem, 1.2vw + .8rem, 1.25rem);
}

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

nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    padding: 8px 12px;
    border-radius: 999px;
    font-size: .9rem;
}

main {
    display: grid;
    place-items: center;
    padding: clamp(28px, 4vw, 64px) 0;
}

.hero {
    width: min(1100px, 92vw);
    margin: 18px auto 28px;
    display: grid;
    gap: 20px;
    grid-template-columns: 1fr;
    text-align: center;
}

.title {
    font-size: clamp(1.4rem, 2.6vw + 1rem, 2.4rem);
    font-weight: 800;
    letter-spacing: .2px;
}

.subtitle {
    color: var(--muted);
    font-size: clamp(.98rem, .6vw + .8rem, 1.06rem);
}

.grid {
    width: min(1100px, 92vw);
    margin: 10px auto 0;
    display: grid;
    gap: clamp(14px, 2.4vw, 24px);
    grid-template-columns: 1fr;
}

.card {
    position: relative;
    background: linear-gradient(180deg, color-mix(in oklab, var(--card) 92%, black) 0%, color-mix(in oklab, var(--card) 96%, black) 100%);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: var(--radius);
    padding: clamp(18px, 2.2vw, 26px);
    box-shadow: var(--shadow);
    overflow: clip;
    isolation: isolate;
    transition: transform .35s cubic-bezier(.2,.8,.2,1), border-color .2s ease;
}

    .card:hover {
        transform: translateY(-4px);
        border-color: color-mix(in oklab, var(--accent) 30%, rgba(255,255,255,.1));
    }

    .card::after {
        content: "";
        position: absolute;
        inset: -1px;
        border-radius: inherit;
        z-index: -1;
        background: radial-gradient(400px 120px at 10% -20%, color-mix(in oklab, var(--accent) 18%, transparent), transparent), radial-gradient(500px 160px at 120% 0%, color-mix(in oklab, var(--accent-2) 10%, transparent), transparent);
        opacity: .35;
        pointer-events: none;
    }

    .card h3 {
        margin: 0 0 8px;
        font-size: clamp(1.05rem, .6vw + 1rem, 1.25rem);
    }

    .card p {
        margin: 0 0 14px;
        color: var(--muted);
        font-size: .98rem;
    }

    .card a {
        --btn-bg: color-mix(in oklab, var(--accent) 18%, #0b0f14);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        text-decoration: none;
        color: var(--text);
        font-weight: 700;
        background: linear-gradient(180deg, var(--btn-bg), color-mix(in oklab, var(--btn-bg) 70%, black));
        border: 1px solid color-mix(in oklab, var(--accent) 35%, rgba(255,255,255,.1));
        padding: 12px 14px;
        border-radius: 12px;
        outline: none;
        transition: transform .12s ease, box-shadow .2s ease, background .2s ease;
        box-shadow: 0 6px 20px rgba(0,0,0,.3);
    }

        .card a:hover {
            transform: translateY(-1px);
        }

        .card a:active {
            transform: translateY(0);
        }

        .card a:focus-visible {
            box-shadow: var(--ring);
        }

.tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
    font-size: .85rem;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.08);
    padding: 6px 10px;
    border-radius: 999px;
    margin-bottom: 10px;
}

footer {
    border-top: 1px solid rgba(255,255,255,.06);
    background: linear-gradient(180deg, transparent, rgba(255,255,255,.02));
}

.foot {
    width: min(1100px, 92vw);
    margin: 0 auto;
    padding: 22px 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: var(--muted);
    flex-wrap: wrap;
}

.legal {
    font-size: .92rem;
}

@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
    }
}

/* Büyük ekranlarda 3 sütun, aksi halde tek sütun */
@media (min-width: 1024px) {
    .grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

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