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

:root {
    --deep-navy: #1a237e;
    --cyan-light: #4fc3f7;
    --abyss: #0d1b2e;
    --accent-red: #ff1744;
    --ice-blue: #b3e5fc;
    --slate: #3a5068;
    --electric-cyan: #00e5ff;
    --void: #0a0e1a;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--void);
    color: var(--ice-blue);
    overflow-x: hidden;
    position: relative;
}

/* Bubble Container */
#bubble-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.bubble {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(79, 195, 247, 0.2);
    background: radial-gradient(circle at 30% 30%, rgba(79, 195, 247, 0.08), transparent 70%);
    animation: rise linear infinite;
    bottom: -100px;
}

@keyframes rise {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-110vh) translateX(var(--drift));
        opacity: 0;
    }
}

/* Layers */
.layer {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
}

/* Surface */
#surface {
    background: linear-gradient(180deg, #0a0e1a 0%, #0d1b2e 100%);
}

.surface-content {
    text-align: center;
}

.name-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(3rem, 10vw, 8rem);
    font-weight: 700;
    color: var(--ice-blue);
    letter-spacing: -0.02em;
    position: relative;
    display: inline-block;
}

.name-title::before,
.name-title::after {
    content: attr(data-glitch);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
}

.name-title::before {
    color: var(--accent-red);
    clip-path: inset(0 0 60% 0);
    animation: glitch-top 4s infinite;
}

.name-title::after {
    color: var(--electric-cyan);
    clip-path: inset(60% 0 0 0);
    animation: glitch-bottom 4s infinite;
}

@keyframes glitch-top {
    0%, 92%, 100% { opacity: 0; transform: translate(0); }
    93% { opacity: 0.8; transform: translate(-3px, -2px); }
    94% { opacity: 0.8; transform: translate(3px, 2px); }
    95% { opacity: 0; transform: translate(0); }
}

@keyframes glitch-bottom {
    0%, 95%, 100% { opacity: 0; transform: translate(0); }
    96% { opacity: 0.8; transform: translate(3px, -1px); }
    97% { opacity: 0.8; transform: translate(-2px, 1px); }
    98% { opacity: 0; transform: translate(0); }
}

.subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 300;
    color: var(--slate);
    margin-top: 1.5rem;
    letter-spacing: 0.1em;
}

.scroll-hint {
    margin-top: 4rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.5;
    animation: fade-pulse 3s ease-in-out infinite;
}

.scroll-hint span {
    font-family: 'Silkscreen', cursive;
    font-size: 0.7rem;
    color: var(--cyan-light);
    text-transform: uppercase;
    letter-spacing: 0.3em;
}

.scroll-arrow {
    width: 1px;
    height: 30px;
    background: linear-gradient(180deg, var(--cyan-light), transparent);
    animation: arrow-drop 2s ease-in-out infinite;
}

@keyframes arrow-drop {
    0%, 100% { transform: translateY(0); opacity: 0.5; }
    50% { transform: translateY(10px); opacity: 1; }
}

@keyframes fade-pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.7; }
}

/* Shallow */
#shallow {
    background: linear-gradient(180deg, #0d1b2e 0%, #0d1b2e 100%);
}

/* Mid-depth */
#mid-depth {
    background: linear-gradient(180deg, #0d1b2e 0%, #0a0e1a 100%);
}

/* Deep */
#deep {
    background: linear-gradient(180deg, #0a0e1a 0%, #060810 100%);
}

/* Abyss */
#abyss {
    background: #050608;
    min-height: 100vh;
}

/* Layer Content */
.layer-content {
    max-width: 700px;
    padding: 2rem;
}

.section-heading {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.5rem, 4vw, 3rem);
    font-weight: 500;
    color: var(--cyan-light);
    margin-bottom: 2rem;
    position: relative;
}

.section-heading::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--electric-cyan);
    box-shadow: 0 0 8px var(--electric-cyan);
}

.body-text {
    font-family: 'Inter', sans-serif;
    font-size: 1.05rem;
    font-weight: 300;
    line-height: 1.8;
    color: rgba(179, 229, 252, 0.7);
}

/* Glitch Line */
.glitch-line {
    width: 100%;
    height: 1px;
    margin-top: 3rem;
    background: linear-gradient(90deg, transparent, var(--accent-red), var(--electric-cyan), transparent);
    opacity: 0.4;
    animation: glitch-line-anim 6s infinite;
}

@keyframes glitch-line-anim {
    0%, 90%, 100% { transform: scaleX(1); opacity: 0.4; }
    92% { transform: scaleX(0.5) translateX(-20%); opacity: 0.8; }
    94% { transform: scaleX(1.2) translateX(5%); opacity: 1; }
    96% { transform: scaleX(0.8) translateX(-5%); opacity: 0.6; }
}

/* Work Items */
.work-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.work-item {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding: 1.2rem;
    border: 1px solid rgba(79, 195, 247, 0.1);
    border-radius: 4px;
    transition: border-color 0.3s, background 0.3s;
}

.work-item:hover {
    border-color: var(--electric-cyan);
    background: rgba(79, 195, 247, 0.03);
}

.work-label {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--ice-blue);
}

.work-desc {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--slate);
}

/* Glitch Block */
.glitch-block {
    margin-top: 3rem;
    width: 100%;
    height: 4px;
    position: relative;
    overflow: hidden;
}

.glitch-block::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 100%;
    background: repeating-linear-gradient(90deg, var(--accent-red) 0px, var(--accent-red) 2px, transparent 2px, transparent 6px, var(--electric-cyan) 6px, var(--electric-cyan) 8px, transparent 8px, transparent 12px);
    animation: glitch-scroll 2s linear infinite;
}

@keyframes glitch-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Deep Quote */
.deep-quote {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 300;
    color: var(--electric-cyan);
    border-left: 2px solid var(--deep-navy);
    padding-left: 1.5rem;
    margin-bottom: 2rem;
    font-style: normal;
}

/* Bioluminescent Nav */
.bioluminescent-nav {
    display: flex;
    gap: 4rem;
    justify-content: center;
    margin-top: 3rem;
}

.bio-dot {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    position: relative;
}

.dot-glow {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--electric-cyan);
    box-shadow: 0 0 20px var(--electric-cyan), 0 0 40px rgba(0, 229, 255, 0.3);
    animation: bioluminescence 3s ease-in-out infinite;
    transition: transform 0.3s, box-shadow 0.3s;
}

.bio-dot:nth-child(2) .dot-glow {
    animation-delay: 1s;
}

.bio-dot:nth-child(3) .dot-glow {
    animation-delay: 2s;
}

@keyframes bioluminescence {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.3); }
}

.dot-label {
    font-family: 'Silkscreen', cursive;
    font-size: 0.65rem;
    color: var(--electric-cyan);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    opacity: 0;
    transition: opacity 0.3s;
}

.bio-dot:hover .dot-label {
    opacity: 1;
}

.bio-dot:hover .dot-glow {
    transform: scale(1.8);
    box-shadow: 0 0 40px var(--electric-cyan), 0 0 80px rgba(0, 229, 255, 0.5);
}

/* Abyss Text */
.abyss-text {
    margin-top: 4rem;
    text-align: center;
}

.silkscreen-text {
    font-family: 'Silkscreen', cursive;
    font-size: 0.7rem;
    color: var(--slate);
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

/* Glitch Overlay */
#glitch-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 100;
    opacity: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 229, 255, 0.03) 2px,
        rgba(0, 229, 255, 0.03) 4px
    );
    mix-blend-mode: screen;
}

#glitch-overlay.active {
    opacity: 1;
    animation: overlay-glitch 0.15s steps(2) forwards;
}

@keyframes overlay-glitch {
    0% { clip-path: inset(20% 0 40% 0); }
    25% { clip-path: inset(60% 0 10% 0); }
    50% { clip-path: inset(5% 0 70% 0); }
    75% { clip-path: inset(40% 0 20% 0); }
    100% { clip-path: inset(0); opacity: 0; }
}

/* Scroll-triggered visibility */
.layer-content {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.layer-content.visible {
    opacity: 1;
    transform: translateY(0);
}