:root {
    --bg: #0b1220;
    --bg2: #060a14;
    --card: rgba(255,255,255,0.06);
    --card2: rgba(255,255,255,0.10);
    --text: rgba(255,255,255,0.92);
    --muted: rgba(255,255,255,0.70);
    --border: rgba(255,255,255,0.12);
    --accent: #6ee7ff;
    --accent2: #a78bfa;
    --shadow: 0 16px 40px rgba(0,0,0,0.45);
    --radius: 18px;
    --container: 1120px;
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    margin: 0;
    color: var(--text);
    background: radial-gradient(1200px 700px at 20% 20%, rgba(110,231,255,0.18), transparent 60%), radial-gradient(900px 600px at 80% 30%, rgba(167,139,250,0.16), transparent 60%), linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
    font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
    line-height: 1.5;
}

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

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

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 20px;
}

.skip-link {
    position: absolute;
    left: -999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

    .skip-link:focus {
        left: 20px;
        top: 16px;
        width: auto;
        height: auto;
        padding: 10px 12px;
        border-radius: 10px;
        background: rgba(255,255,255,0.12);
        border: 1px solid var(--border);
        z-index: 9999;
    }

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(10, 16, 30, 0.60);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    letter-spacing: 0.2px;
}

.brand-mark {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    border-radius: 0 !important;
    width: auto !important;
    height: auto !important;
    display: inline-flex;
    align-items: center;
}

    .brand-mark img {
        display: block;
        height: 28px; /* istersen 32 yap */
        width: auto;
        object-fit: contain;
    }

.brand-name {
    font-size: 16px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 22px;
    font-size: 14px;
    color: rgba(255,255,255,0.86);
}

    .nav-links a {
        padding: 8px 10px;
        border-radius: 10px;
        transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
    }

        .nav-links a:hover {
            background: rgba(255,255,255,0.08);
            color: rgba(255,255,255,0.95);
        }

    /* Microsoft Store button */
    .nav-links .nav-store {
        padding: 10px 12px;
        border-radius: 12px;
        border: 1px solid rgba(255,255,255,0.14);
        background: rgba(255,255,255,0.06);
        font-weight: 700;
    }

        .nav-links .nav-store:hover {
            background: rgba(255,255,255,0.10);
            border-color: rgba(255,255,255,0.22);
        }

/* Mobile toggle (desktop'ta görünmeyecek; sadece 760px altı) */
.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.92);
    cursor: pointer;
}

/* Hero */
.hero {
    padding: 72px 0 44px;
}

.hero-grid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 56px;
    min-height: calc(100vh - 72px - 64px);
}

.hero-copy {
    flex: 1 1 520px;
    max-width: 560px;
}

.kicker {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.84);
    font-size: 13px;
}

.kicker-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(110,231,255,0.15);
}

.hero h1 {
    margin: 16px 0 10px;
    font-size: 52px;
    line-height: 1.08;
    letter-spacing: -0.8px;
}

.hero p {
    margin: 0 0 22px;
    color: var(--muted);
    font-size: 17px;
    max-width: 44ch;
}

.cta-row {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    height: 46px;
    padding: 0 18px;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,0.14);
    transition: transform 140ms ease, background 140ms ease, border-color 140ms ease;
    will-change: transform;
    user-select: none;
}

.btn-primary {
    background: linear-gradient(135deg, rgba(110,231,255,0.95), rgba(167,139,250,0.95));
    border-color: rgba(255,255,255,0.00);
    color: rgba(7, 10, 18, 0.95);
    font-weight: 700;
    box-shadow: 0 18px 36px rgba(0,0,0,0.35);
}

    .btn-primary:hover {
        transform: translateY(-1px);
    }

    .btn-primary:active {
        transform: translateY(0px);
    }

.hero-media-wrap {
    flex: 1 1 520px;
    display: flex;
    justify-content: center;
}

/* App image: no card background, transparent PNG friendly */
.hero-media {
    width: min(520px, 92vw);
    position: relative;
    display: block;
    background: transparent;
    border: none;
    box-shadow: none;
    overflow: visible;
    transform: translateY(0);
    transition: transform 160ms ease;
}

    .hero-media:hover {
        transform: translateY(-2px);
    }

    .hero-media img {
        width: 100%;
        height: auto;
        filter: drop-shadow(0 18px 40px rgba(0,0,0,0.45));
    }
/* Footer (more minimal) */
.site-footer {
    padding: 14px 0 18px;
    color: rgba(255,255,255,0.70);
    font-size: 13px;
    border-top: 1px solid rgba(255,255,255,0.08);
    background: rgba(10, 16, 30, 0.25);
}

.footer-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.footer-links {
    display: flex;
    gap: 10px;
}

    .footer-links a {
        padding: 6px 8px;
        border-radius: 10px;
    }

        .footer-links a:hover {
            background: rgba(255,255,255,0.07);
        }

/* Responsive */
@media (max-width: 980px) {
    .hero h1 {
        font-size: 44px;
    }

    .hero-grid {
        gap: 34px;
    }
}

@media (max-width: 820px) {
    .hero {
        padding-top: 44px;
    }

    .hero-grid {
        flex-direction: column;
        align-items: stretch;
        min-height: auto;
    }

    .hero-copy {
        max-width: none;
    }

    .hero p {
        max-width: none;
    }

    .hero-media-wrap {
        justify-content: flex-start;
    }
}

/* Mobile nav behavior (JS-enhanced) */
html.js .nav-links {
    display: flex;
}

@media (max-width: 760px) {
    html.js .nav-toggle {
        display: inline-flex;
    }

    html.js .nav-links {
        position: fixed;
        inset: 72px 14px auto 14px;
        display: none;
        flex-direction: column;
        gap: 8px;
        padding: 12px;
        border-radius: 16px;
        border: 1px solid rgba(255,255,255,0.14);
        background: rgba(10, 16, 30, 0.92);
        box-shadow: 0 18px 48px rgba(0,0,0,0.50);
    }

    html.js.nav-open .nav-links {
        display: flex;
    }

    html.js .nav-links a {
        width: 100%;
        padding: 12px 12px;
        background: rgba(255,255,255,0.06);
        border: 1px solid rgba(255,255,255,0.10);
    }

    html.js .nav-links .nav-store {
        background: rgba(255,255,255,0.10);
        border-color: rgba(255,255,255,0.18);
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        scroll-behavior: auto !important;
    }
}