:root {
    --bg: #030303;
    --card-bg: rgba(10, 10, 10, 0.4);
    --text: #e0e0e0;
    --accent: #ff003c;
    --accent-2: #00f3ff;
    --border: rgba(255, 255, 255, 0.1);
    --font-display: 'Syncopate', sans-serif;
    --font-code: 'JetBrains Mono', monospace;
}

html {
    height: auto;
}

html.lenis,
html.lenis body {
    height: auto;
}

.lenis.lenis-smooth {
    scroll-behavior: auto !important;
}

body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-display);
    overflow-x: hidden;
    min-height: 100vh;
    cursor: crosshair;
}

/* --- POST PROCESSING & OVERLAYS --- */
.scanlines {
    position: fixed;
    inset: 0;
    background: linear-gradient(to bottom,
            rgba(255, 255, 255, 0),
            rgba(255, 255, 255, 0) 50%,
            rgba(0, 0, 0, 0.2) 50%,
            rgba(0, 0, 0, 0.2));
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 10;
}

.vignette {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle, transparent 40%, #000 120%);
    z-index: 11;
    pointer-events: none;
}

.noise {
    position: fixed;
    inset: 0;
    z-index: 12;
    opacity: 0.07;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* --- HUD --- */
.hud {
    position: fixed;
    inset: 2rem;
    z-index: 20;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    font-family: var(--font-code);
    font-size: 10px;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
}

.hud-top,
.hud-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.center-nav {
    align-self: flex-start;
    margin-top: auto;
    margin-bottom: auto;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}

.hud strong {
    color: var(--accent-2);
}

.hud-line {
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.2);
    margin: 0 1rem;
    position: relative;
}

.hud-line::after {
    content: '';
    position: absolute;
    right: 0;
    top: -2px;
    width: 5px;
    height: 5px;
    background: var(--accent);
}

/* --- BRAND --- */
.brand-lockup {
    position: fixed;
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 25;
    text-decoration: none;
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1;
    pointer-events: auto;
    mix-blend-mode: difference;
}

.brand-name {
    font-family: var(--font-display);
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    font-weight: 700;
    letter-spacing: 0.35em;
    margin-right: -0.35em;
}

.brand-tag {
    font-family: var(--font-code);
    font-size: 0.55rem;
    letter-spacing: 0.5em;
    margin-right: -0.5em;
    margin-top: 0.35rem;
    color: var(--accent-2);
}

.scroll-hint {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    font-family: var(--font-code);
    font-size: 9px;
    letter-spacing: 0.3em;
    color: rgba(255, 255, 255, 0.35);
    pointer-events: none;
    animation: pulse-hint 2s ease-in-out infinite;
}

@keyframes pulse-hint {
    0%, 100% { opacity: 0.35; }
    50% { opacity: 0.8; }
}

#iletisim {
    color: rgba(255, 255, 255, 0.65);
}

/* --- 3D SCENE --- */
.viewport {
    position: fixed;
    inset: 0;
    perspective: 1000px;
    overflow: hidden;
    z-index: 1;
}

.world {
    position: absolute;
    top: 50%;
    left: 50%;
    transform-style: preserve-3d;
    will-change: transform;
}

.item {
    position: absolute;
    left: 0;
    top: 0;
    backface-visibility: hidden;
    transform-origin: center center;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* --- CARDS & CONTENT --- */
.card {
    width: 320px;
    height: 460px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    position: relative;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.5), 0 20px 50px rgba(0, 0, 0, 0.5);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: translate(-50%, -50%);
}

@media (hover: hover) {
    .card:hover {
        border-color: var(--accent);
        box-shadow: 0 0 30px rgba(255, 0, 60, 0.2);
        background: rgba(20, 20, 20, 0.8);
        z-index: 100;
    }
}

.card::before,
.card::after {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    border: 1px solid transparent;
    transition: 0.3s;
}

.card::before {
    top: -1px;
    left: -1px;
    border-top-color: var(--text);
    border-left-color: var(--text);
}

.card::after {
    bottom: -1px;
    right: -1px;
    border-bottom-color: var(--text);
    border-right-color: var(--text);
}

.card:hover::before,
.card:hover::after {
    width: 100%;
    height: 100%;
    border-color: var(--accent);
}

.card-header {
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-id {
    font-family: var(--font-code);
    color: var(--accent);
    font-size: 0.8rem;
}

.card-tag {
    font-family: var(--font-code);
    font-size: 0.65rem;
    color: var(--accent-2);
    letter-spacing: 0.15em;
    padding: 0.2rem 0.5rem;
    border: 1px solid var(--border);
}

.card-desc {
    font-family: var(--font-code);
    font-size: 0.75rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.55);
    margin: 0 0 1rem;
    flex: 1;
}

.card-cta {
    color: var(--accent);
    font-weight: 800;
}

.card-watermark {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    font-size: 4rem;
    opacity: 0.08;
    font-weight: 900;
    font-family: var(--font-display);
    pointer-events: none;
}

.card h2 {
    font-size: 2rem;
    line-height: 0.9;
    margin: 0;
    text-transform: uppercase;
    font-weight: 700;
    color: #fff;
    mix-blend-mode: hard-light;
}

.card-footer {
    margin-top: auto;
    font-family: var(--font-code);
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.4);
    display: flex;
    justify-content: space-between;
}

/* --- BIG TEXT --- */
.big-text {
    font-size: 15vw;
    font-weight: 800;
    color: transparent;
    -webkit-text-stroke: 2px rgba(255, 255, 255, 0.15);
    text-transform: uppercase;
    white-space: nowrap;
    transform: translate(-50%, -50%);
    pointer-events: none;
    letter-spacing: -0.5rem;
    mix-blend-mode: overlay;
}

/* --- PARTICLES --- */
.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    transform: translate(-50%, -50%);
}

/* --- SCROLL PROXY --- */
.scroll-proxy {
    height: 10000vh;
    width: 100%;
    pointer-events: none;
}