/* ═══════════════════════════════════════════
   Jinsei — You have been selected.
   ═══════════════════════════════════════════ */

:root {
    --bg: #000000;
    --surface: #0a0a0a;
    --accent: #c0392b;
    --accent-dim: rgba(192, 57, 43, 0.25);
    --text: #b0b0b0;
    --text-dim: #444;
    --text-bright: #e0e0e0;
    --error: #c0392b;
    --success: #27ae60;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'JetBrains Mono', monospace;
    background: var(--bg);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ── Overlay effects ── */

.scanlines {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 10;
    background: repeating-linear-gradient(
        0deg,
        transparent 0px,
        transparent 2px,
        rgba(0, 0, 0, 0.15) 2px,
        rgba(0, 0, 0, 0.15) 4px
    );
}

.noise {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 128px;
}

/* ── Main surface ── */

.surface {
    position: relative;
    z-index: 5;
    width: 100%;
    max-width: 380px;
    padding: 2rem 1.5rem;
    text-align: center;
    animation: fadeIn 2s ease;
}

@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(8px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* ── Logo mark ── */

.logo-mark {
    color: var(--accent);
    margin-bottom: 1.5rem;
    opacity: 0.6;
    animation: pulse-slow 5s ease-in-out infinite;
}

@keyframes pulse-slow {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.7; }
}

/* ── Typography ── */

.title {
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: 0.5em;
    color: var(--text-bright);
    margin-bottom: 1.5rem;
    text-indent: 0.5em;
}

.tagline {
    font-size: 0.85rem;
    color: var(--text);
    letter-spacing: 0.15em;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
}

.blink {
    animation: blink-cursor 1.2s step-end infinite;
    color: var(--accent);
    margin-right: 0.3em;
}

@keyframes blink-cursor {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.cryptic {
    font-size: 0.7rem;
    color: var(--text-dim);
    line-height: 1.9;
    margin-bottom: 2rem;
    letter-spacing: 0.06em;
}

.divider {
    width: 40px;
    height: 1px;
    background: var(--accent-dim);
    margin: 0 auto 2rem;
}

/* ── Registration form ── */

.reg {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.field input {
    width: 100%;
    padding: 0.7rem 0.9rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 2px;
    color: var(--text-bright);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.field input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

.field input::placeholder {
    color: var(--text-dim);
    letter-spacing: 0.15em;
    font-size: 0.7rem;
}

.form-status {
    min-height: 1.2rem;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.form-status.success { color: var(--success); }
.form-status.error { color: var(--error); }

.enter-btn {
    width: 100%;
    padding: 0.8rem;
    background: transparent;
    border: 1px solid rgba(192, 57, 43, 0.4);
    border-radius: 2px;
    color: var(--accent);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.4em;
    text-indent: 0.4em;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
}

.enter-btn:hover {
    background: rgba(192, 57, 43, 0.08);
    border-color: var(--accent);
    box-shadow: 0 0 20px rgba(192, 57, 43, 0.1);
}

.enter-btn:active {
    transform: scale(0.98);
}

.enter-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

/* ── Footer / warning ── */

.warning {
    margin-top: 1.5rem;
    font-size: 0.6rem;
    color: var(--accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0.5;
    animation: pulse-warning 3s ease-in-out infinite;
}

@keyframes pulse-warning {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

.footer-line {
    margin-top: 3rem;
    font-size: 0.55rem;
    color: var(--text-dim);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.processed {
    display: none;
    margin-top: 2rem;
    font-size: 0.7rem;
    color: var(--text-dim);
    letter-spacing: 0.06em;
    line-height: 1.9;
}

.processed-link {
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    border-bottom: 1px solid rgba(192, 57, 43, 0.3);
    transition: border-color 0.3s;
}

.processed-link:hover {
    border-color: var(--accent);
}

.terms-link {
    color: var(--text-dim);
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: color 0.3s, border-color 0.3s;
    font-size: inherit;
}

.terms-link:hover {
    color: var(--text);
    border-color: rgba(255, 255, 255, 0.15);
}

/* ── Mobile ── */

@media (max-width: 480px) {
    .surface { padding: 1.5rem 1rem; }
    .title { font-size: 1.8rem; letter-spacing: 0.35em; }
}