/* ========================================
   recycle.games — styles.css
   Muji minimalism meets forest terrarium
   ======================================== */

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

:root {
    --deep-forest: #1B4332;
    --emerald-shade: #2D6A4F;
    --spring-moss: #52B788;
    --morning-dew: #95D5B2;
    --mist-white: #D8F3DC;
    --sage-whisper: #B7E4C7;
    --peat-black: #081C15;
    --mycelium-gold: #E9C46A;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--deep-forest);
    color: var(--mist-white);
    font-family: 'Work Sans', sans-serif;
    font-weight: 300;
    line-height: 1.8;
    overflow-x: hidden;
}

/* Depth Container */
.depth-container {
    perspective: 1200px;
    perspective-origin: 50% 50%;
    overflow-x: hidden;
}

/* ========= Layers ========= */
.layer {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.layer::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

/* ========= HERO ========= */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--deep-forest);
}

#hero::before {
    background: radial-gradient(ellipse at 50% 40%, rgba(45,106,79,0.2) 0%, transparent 70%);
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: clamp(3.5rem, 12vw, 9rem);
    letter-spacing: -0.03em;
    color: var(--mist-white);
    position: relative;
    z-index: 10;
    text-align: center;
    user-select: none;
}

/* Floating Objects */
.floating-objects {
    position: absolute;
    inset: 0;
    z-index: 5;
    pointer-events: none;
}

.float-obj {
    position: absolute;
    stroke: var(--spring-moss);
    stroke-width: 1.5;
    fill: none;
    opacity: 0.6;
    will-change: transform;
    animation: float-bob var(--bob-dur, 10s) ease-in-out infinite;
    animation-delay: var(--bob-delay, 0s);
}

@keyframes float-bob {
    0%, 100% { transform: translateY(0) translateZ(var(--z-depth, -100px)); }
    50% { transform: translateY(-15px) translateZ(var(--z-depth, -100px)); }
}

/* ========= DECOMPOSITION ========= */
#decomposition {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--deep-forest);
    padding: min(15vh, 120px) 1.5rem;
}

#decomposition::before {
    background: radial-gradient(ellipse at 50% 60%, rgba(45,106,79,0.15) 0%, transparent 70%);
}

.section-content {
    max-width: 680px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
}

.tagline {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 500;
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    line-height: 1.4;
    color: var(--mist-white);
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.tagline.visible {
    opacity: 1;
    transform: translateY(0);
}

.fragment-field {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

.fragment-field .frag {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--spring-moss);
    opacity: 0.3;
    border-radius: 2px;
    will-change: transform, opacity;
    transition: transform 1.5s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 1.5s ease;
}

/* ========= REASSEMBLY ========= */
#reassembly {
    min-height: 300vh;
    background: var(--emerald-shade);
    position: relative;
}

#reassembly::before {
    background: radial-gradient(ellipse at 50% 30%, rgba(27,67,50,0.2) 0%, transparent 70%);
}

.transform-stage {
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.transform-item {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.transform-item.active {
    opacity: 1;
}

.morph-svg {
    stroke: var(--spring-moss);
    stroke-width: 1.5;
    fill: none;
    width: clamp(100px, 25vw, 200px);
    height: clamp(100px, 25vw, 200px);
    will-change: filter;
    transition: filter 1.2s ease;
}

.morph-svg.gold-flash {
    filter: drop-shadow(0 0 20px rgba(233,196,106,0.8));
}

.morph-part {
    will-change: transform;
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.transform-label {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 400;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--spring-moss);
}

/* ========= GARDEN ========= */
#garden {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--emerald-shade);
    position: relative;
}

#garden::before {
    background: radial-gradient(ellipse at 50% 50%, rgba(27,67,50,0.15) 0%, transparent 70%);
}

#gardenCanvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.garden-text {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 500;
    font-size: clamp(1.8rem, 5vw, 3.5rem);
    color: var(--mist-white);
    position: relative;
    z-index: 2;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
}

.garden-text.visible {
    opacity: 1;
    transform: translateY(0);
}

.garden-label {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 400;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--spring-moss);
    z-index: 2;
    opacity: 0.7;
}

/* ========= FOOTER / ROOTS ========= */
#roots {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--peat-black);
    padding: min(15vh, 120px) 1.5rem;
}

#roots::before {
    background: radial-gradient(ellipse at 50% 20%, rgba(27,67,50,0.1) 0%, transparent 70%);
}

.footer-content {
    text-align: center;
    max-width: 680px;
}

.footer-domain {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    letter-spacing: -0.03em;
    color: var(--sage-whisper);
    margin-bottom: 0.5rem;
}

.footer-desc {
    font-family: 'Work Sans', sans-serif;
    font-weight: 300;
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    color: var(--sage-whisper);
    opacity: 0.7;
    margin-bottom: 0.5rem;
}

.footer-year {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 400;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--spring-moss);
    opacity: 0.5;
}

/* ========= RESPONSIVE ========= */
@media (max-width: 600px) {
    .garden-label {
        bottom: 1rem;
        right: 1rem;
    }
}