/* ════════════════════════════════════════════════════════════
   LUVI CLAWNDESTINE — INTRO EXPERIENCE
   Fonts: Space Grotesk (narrative), Syne (title), Space Mono (data)
   ════════════════════════════════════════════════════════════ */

#intro {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: #020208;
    overflow: hidden;
}

#intro-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* ── GATE SCREEN ── */
#intro-gate {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 3;
    cursor: pointer;
}

#intro-gate-btn {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.25);
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.4s, transform 0.3s;
    animation: gate-breathe 3s ease-in-out infinite;
}
#intro-gate-btn:hover {
    border-color: rgba(255,255,255,0.6);
    transform: scale(1.05);
}
#intro-gate-btn svg {
    width: 20px;
    height: 20px;
    fill: rgba(255,255,255,0.5);
    margin-left: 3px;
    transition: fill 0.3s;
}
#intro-gate-btn:hover svg { fill: rgba(255,255,255,0.8); }

@keyframes gate-breathe {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255,255,255,0.12); }
    50% { box-shadow: 0 0 0 16px rgba(255,255,255,0); }
}

.gate-label {
    margin-top: 20px;
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.25);
    user-select: none;
}

/* ── TEXT LAYER ── */
#intro-text {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.it {
    position: absolute;
    color: #fff;
    text-align: center;
    opacity: 0;
    filter: blur(6px);
    transform: translateY(6px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                filter 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, filter, transform;
    max-width: 90vw;
    line-height: 1.5;
}
.it.v {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0);
}
.it.out {
    opacity: 0;
    filter: blur(3px);
    transform: translateY(-4px);
    transition-duration: 0.5s;
}

/* ── TEXT STYLES ── */

/* Narrative text — Space Grotesk: geometric, techy, distinctive */
.it--narr {
    font-family: 'Space Grotesk', system-ui, sans-serif;
    font-size: clamp(17px, 2.5vw, 24px);
    font-weight: 300;
    letter-spacing: 0.5px;
    color: rgba(255,255,255,0.85);
}

/* Emphasis — Space Grotesk heavier */
.it--emp {
    font-family: 'Space Grotesk', system-ui, sans-serif;
    font-size: clamp(22px, 3.2vw, 32px);
    font-weight: 400;
    letter-spacing: 0.3px;
}

/* Computation / data — Space Mono, big number with glow */
.it--comp {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1.3;
}
.it--comp .comp-num {
    font-size: clamp(40px, 7vw, 68px);
    color: rgba(255,255,255,0.95);
    text-shadow: 0 0 40px rgba(255,255,255,0.15), 0 0 80px rgba(91,155,213,0.08);
    display: block;
}
.it--comp .comp-label {
    font-family: 'Space Grotesk', system-ui, sans-serif;
    font-size: clamp(13px, 1.8vw, 18px);
    font-weight: 300;
    color: rgba(255,255,255,0.4);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-top: 4px;
    display: block;
}

/* Stats — Space Mono */
.it--stat {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    letter-spacing: -1px;
}
.it--stat-dim {
    font-size: clamp(36px, 6vw, 56px);
    color: rgba(255,255,255,0.25);
}
.it--stat-bright {
    font-size: clamp(36px, 6vw, 56px);
    color: #fff;
    text-shadow: 0 0 30px rgba(255,255,255,0.3), 0 0 60px rgba(91,155,213,0.1);
}

/* Title — Syne: bold, editorial, brutalist character */
.it--title {
    font-family: 'Syne', system-ui, sans-serif;
    font-size: clamp(30px, 5.5vw, 60px);
    font-weight: 800;
    letter-spacing: 6px;
    text-transform: uppercase;
}

/* AI Identity — Space Grotesk with cursor blink */
.it--identity {
    font-family: 'Space Grotesk', system-ui, sans-serif;
    font-size: clamp(14px, 1.8vw, 18px);
    font-weight: 400;
    color: rgba(255,255,255,0.55);
    letter-spacing: 2px;
}
.it--identity::after {
    content: '▊';
    animation: cursor-blink 1s step-end infinite;
    opacity: 0.4;
    margin-left: 3px;
    font-size: 0.85em;
}
@keyframes cursor-blink {
    50% { opacity: 0; }
}

/* Subtitle */
.it--sub {
    font-family: 'Space Grotesk', system-ui, sans-serif;
    font-size: clamp(13px, 1.6vw, 16px);
    font-weight: 300;
    color: rgba(255,255,255,0.4);
    letter-spacing: 1px;
}

/* ── CTA BUTTONS ── */
.intro-ctas {
    display: flex;
    gap: 16px;
    pointer-events: auto;
    flex-wrap: wrap;
    justify-content: center;
}
.intro-cta {
    display: inline-block;
    padding: 14px 32px;
    border: 1px solid rgba(255,255,255,0.3);
    color: rgba(255,255,255,0.7);
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    background: transparent;
}
.intro-cta:hover {
    background: rgba(255,255,255,0.95);
    color: #0a0a10;
    border-color: #fff;
}
.intro-cta-quiet {
    border: none;
    padding: 10px 20px;
    color: rgba(255,255,255,0.2);
    font-size: 9px;
    letter-spacing: 2px;
}
.intro-cta-quiet:hover {
    background: transparent;
    color: rgba(255,255,255,0.5);
}

/* ── SKIP ── */
#intro-skip {
    position: absolute;
    bottom: 24px;
    right: 28px;
    z-index: 4;
    background: none;
    border: none;
    font-family: 'Space Mono', monospace;
    font-size: 9px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.15);
    cursor: pointer;
    padding: 8px 12px;
    transition: color 0.3s;
    opacity: 0;
    pointer-events: none;
}
#intro-skip.show {
    opacity: 1;
    pointer-events: auto;
}
#intro-skip:hover { color: rgba(255,255,255,0.5); }

/* ── TRANSITION OUT ── */
#intro.ending {
    transition: opacity 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    pointer-events: none;
}

body.intro-active {
    background: #020208 !important;
    overflow: hidden;
}
body.intro-ending {
    transition: background 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    background: #d5cebb !important;
}

/* ── RESPONSIVE ── */
@media (max-width: 600px) {
    #intro-gate-btn { width: 60px; height: 60px; }
    .gate-label { font-size: 8px; letter-spacing: 2px; }
    .intro-cta { padding: 12px 24px; font-size: 9px; }
    #intro-skip { bottom: 16px; right: 16px; }
}