:root {
    --deep-void: #080c14;
    --aurora-teal: #2dffc2;
    --aurora-violet: #a855f7;
    --aurora-mid: #38bdf8;
    --candle-amber: #f5a623;
    --quiet-ash: #8b95a5;
    --faint-mist: #1a2030;
    --pure-light: #f0f2f5;
    --aurora: linear-gradient(135deg, #2dffc2 0%, #38bdf8 40%, #a855f7 100%);
    --candle-glow: radial-gradient(ellipse at center, rgba(245,166,35,0.12) 0%, rgba(245,166,35,0.03) 40%, transparent 70%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--deep-void);
    color: var(--pure-light);
    font-family: 'DM Sans', sans-serif;
    font-weight: 400;
    line-height: 1.7;
    overflow-x: hidden;
}

#grain-canvas {
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.03;
    width: 100%;
    height: 100%;
}

/* Chambers */
.chamber {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: clamp(2rem, 6vw, 8rem);
}

.chamber-content {
    position: relative;
    width: 100%;
    max-width: min(65ch, 85vw);
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Spacers */
.spacer {
    height: 20vh;
    display: flex;
    justify-content: center;
}

.spacer-line {
    width: 1px;
    height: 100%;
    background: var(--aurora);
    opacity: 0.08;
}

/* Chamber 0 */
.domain-name {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: clamp(3.5rem, 9vw, 8rem);
    letter-spacing: -0.03em;
    background: var(--aurora);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 2;
}

.lens-flare {
    position: absolute;
    top: 50%;
    left: -100vw;
    width: 200vw;
    height: 3px;
    background: var(--aurora);
    filter: blur(40px);
    opacity: 0;
    z-index: 1;
    transform: translateY(-50%);
    pointer-events: none;
}

.lens-flare.active {
    animation: flare-cross 2.4s ease-out forwards;
}

@keyframes flare-cross {
    0% { left: -100vw; opacity: 0.7; }
    100% { left: 100vw; opacity: 0; }
}

.scroll-indicator {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.75rem;
    opacity: 0.4;
    margin-top: 3rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* Chamber 1 */
.chamber-1-content {
    align-items: flex-start;
    margin-left: clamp(2rem, 15vw, 20vw);
}

.chamber-1-content .text-block {
    max-width: 45ch;
}

.chamber-1-content h2 {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: clamp(2rem, 5vw, 4.5rem);
    color: var(--pure-light);
    margin-bottom: 1rem;
}

.chamber-1-content p {
    color: var(--quiet-ash);
    font-size: clamp(1rem, 1.8vw, 1.25rem);
}

.candle-glow-bg {
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--candle-glow);
    z-index: -1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: candle-flicker 4s ease-in-out infinite;
}

@keyframes candle-flicker {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; }
}

/* Chamber 2 */
.cards-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(1.5rem, 3vw, 2.5rem);
    width: 100%;
    max-width: 700px;
}

.card {
    background: var(--faint-mist);
    border-top: 3px solid;
    border-image: var(--aurora) 1;
    padding: clamp(1.5rem, 3vw, 2.5rem);
    position: relative;
}

.card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--candle-glow);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.card:hover::after {
    opacity: 0.06;
}

.card-center {
    grid-column: 1 / -1;
    max-width: min(320px, 60%);
    justify-self: center;
}

.card-subtitle {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--aurora-teal);
    display: block;
    margin-bottom: 0.5rem;
}

.card-title {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: 1.4rem;
    color: var(--pure-light);
    margin-bottom: 0.75rem;
}

.card-body {
    font-size: 0.95rem;
    color: var(--quiet-ash);
}

/* Chamber 3 */
.philosophy-block {
    text-align: center;
    width: 100%;
}

.philosophy-text {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: clamp(2rem, 6vw, 5rem);
    color: var(--pure-light);
    margin-bottom: 1.5rem;
}

.underline-aurora {
    height: 2px;
    width: 100%;
    background: var(--aurora);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 1.2s ease-out;
}

.underline-aurora.visible {
    transform: scaleX(1);
}

/* Chamber 4 */
.chamber-4-content {
    flex-direction: column;
    align-items: center;
}

.candle-flame {
    position: relative;
    z-index: 2;
    animation: flame-flicker-x 3s ease-in-out infinite, flame-flicker-y 2.2s ease-in-out infinite 0.5s;
}

@keyframes flame-flicker-x {
    0%, 100% { transform: scaleX(1); }
    50% { transform: scaleX(1.05); }
}

@keyframes flame-flicker-y {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-2px); }
}

.candle-glow-close {
    position: absolute;
    width: 240px;
    height: 240px;
    background: var(--candle-glow);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -60%);
    z-index: 1;
}

.radial-flare {
    position: absolute;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(45,255,194,0.4) 0%, transparent 70%);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -60%) scale(0.8);
    opacity: 0;
    z-index: 1;
    pointer-events: none;
}

.radial-flare.pulse {
    animation: radial-pulse 600ms ease-out forwards;
}

@keyframes radial-pulse {
    0% { transform: translate(-50%, -60%) scale(0.8); opacity: 0.7; }
    50% { transform: translate(-50%, -60%) scale(1.2); opacity: 0.5; }
    100% { transform: translate(-50%, -60%) scale(1.0); opacity: 0; }
}

.close-domain {
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--quiet-ash);
    margin-top: 40px;
    position: relative;
    z-index: 2;
    opacity: 0;
    transition: opacity 1.5s ease;
}

.close-domain.visible {
    opacity: 1;
}

.void-end {
    height: 30vh;
    background: var(--deep-void);
}

/* Bounce-enter animations */
[data-animate] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 800ms cubic-bezier(0.34, 1.56, 0.64, 1), transform 800ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

[data-animate][data-delay="150"] {
    transition-delay: 150ms;
}

[data-animate][data-delay="300"] {
    transition-delay: 300ms;
}

/* Responsive */
@media (max-width: 768px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }
    .card-center {
        max-width: 100%;
    }
    .chamber-1-content {
        margin-left: 0;
    }
    .candle-glow-bg {
        width: 200px;
        height: 200px;
    }
    .candle-glow-close {
        width: 150px;
        height: 150px;
    }
}