/* bada.style - Avant-Garde Fashion Deconstruction */

:root {
    --linen: #f0ebe3;
    --chalk: #e6dfd4;
    --charcoal: #1c1917;
    --graphite: #57534e;
    --crimson: #9f1239;
    --brass: #a3865a;
    --ivory: #faf7f2;
    --umber: #292524;
}

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

html {
    overflow-x: hidden;
}

body {
    font-family: 'Karla', sans-serif;
    background: var(--linen);
    color: var(--charcoal);
    overflow-x: hidden;
    line-height: 1.75;
}

.svg-filters {
    position: absolute;
    width: 0;
    height: 0;
}

/* Side Navigation */
.side-nav {
    position: fixed;
    right: 16px;
    top: 50%;
    transform: translateY(-50%) rotate(-90deg);
    transform-origin: center center;
    z-index: 100;
    opacity: 0;
    transition: opacity 0.6s ease-out;
}

.side-nav.visible {
    opacity: 1;
}

.side-nav span {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 300;
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--graphite);
    opacity: 0.6;
    white-space: nowrap;
}

/* Red Thread */
.red-thread {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 50;
}

#threadPath {
    stroke-dasharray: 10000;
    stroke-dashoffset: 10000;
    transition: stroke-dashoffset 0.1s linear;
}

/* Noise Overlay */
.noise-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.05;
    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='0.65' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='256' height='256' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
    background-size: 256px 256px;
}

.noise-dark {
    opacity: 0.12;
}

.noise-light {
    opacity: 0.04;
}

/* Section: The Veil */
.section-veil {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--linen);
}

.veil-gradient {
    position: absolute;
    inset: 0;
    background: conic-gradient(from 0deg, var(--linen), var(--chalk), var(--linen), var(--ivory), var(--linen));
    animation: veilRotate 120s linear infinite;
}

@keyframes veilRotate {
    from { transform: rotate(0deg) scale(2); }
    to { transform: rotate(360deg) scale(2); }
}

.veil-title {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: clamp(20rem, 40vw, 50rem);
    letter-spacing: -0.04em;
    color: var(--charcoal);
    mix-blend-mode: difference;
    position: relative;
    z-index: 10;
    opacity: 0;
    animation: veilFadeIn 1.5s ease-out 0.8s forwards;
    line-height: 0.85;
    text-transform: lowercase;
}

@keyframes veilFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Tear Divider */
.tear-divider {
    position: relative;
    height: 80px;
    overflow: visible;
    z-index: 10;
}

.tear-svg {
    width: 100%;
    height: 80px;
    display: block;
}

.tear-crimson-line {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--crimson);
    transform: translateY(-50%);
    opacity: 0.85;
    animation: tearPulse 3s ease-in-out infinite;
}

@keyframes tearPulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

/* Lookbook Section */
.section-lookbook {
    position: relative;
    min-height: 280vh;
    padding: 15vh 8vw;
    display: grid;
    grid-template-columns: 0.5fr 1fr 0.8fr 1.2fr 0.6fr 1fr 0.9fr 1.1fr 0.7fr 1fr 0.8fr 0.5fr;
    gap: 4vh 2vw;
    align-content: start;
}

.lookbook-panel {
    position: relative;
    padding: 40px 36px;
    background: var(--chalk);
    z-index: 10;
    opacity: 0;
    transition: opacity 0.8s ease-out, transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1), filter 0.3s ease;
}

.lookbook-panel.revealed {
    opacity: 1;
}

.panel-1 {
    grid-column: 2 / 6;
    clip-path: polygon(3% 0%, 98% 2%, 100% 97%, 1% 100%);
    transform: translateX(-40px) rotate(2deg);
}

.panel-1.revealed {
    transform: translateX(0) rotate(1.5deg);
}

.panel-2 {
    grid-column: 5 / 10;
    margin-top: 10vh;
    clip-path: polygon(2% 3%, 97% 0%, 100% 98%, 0% 96%);
    transform: scale(0.85) rotate(3deg);
}

.panel-2.revealed {
    transform: scale(1) rotate(-1deg);
}

.panel-3 {
    grid-column: 3 / 8;
    margin-top: 8vh;
    clip-path: polygon(0% 2%, 100% 0%, 98% 100%, 3% 97%);
    filter: blur(8px);
    transform: rotate(-0.5deg);
}

.panel-3.revealed {
    filter: blur(0);
    transform: rotate(0.8deg);
}

.panel-caption {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 300;
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--graphite);
    opacity: 0.6;
    display: block;
    margin-bottom: 16px;
}

.panel-title {
    font-family: 'Libre Baskerville', serif;
    font-weight: 700;
    font-size: clamp(1.5rem, 3.5vw, 2.8rem);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--charcoal);
    margin-bottom: 20px;
}

.panel-text {
    font-family: 'Karla', sans-serif;
    font-weight: 400;
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    line-height: 1.75;
    color: var(--charcoal);
    max-width: 55ch;
}

.crimson-accent {
    color: var(--crimson);
    text-decoration: underline;
    text-decoration-color: var(--crimson);
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
}

/* Pin Marks */
.pin-mark {
    position: absolute;
    width: 6px;
    height: 6px;
    border: 1px solid var(--graphite);
    border-radius: 50%;
    transition: background 0.2s, transform 0.2s;
    z-index: 20;
}

.pin-tl { top: 8px; left: 8px; }
.pin-tr { top: 8px; right: 8px; }
.pin-bl { bottom: 8px; left: 8px; }
.pin-br { bottom: 8px; right: 8px; }

.lookbook-panel:hover .pin-mark {
    background: var(--crimson);
    border-color: var(--crimson);
    transform: scale(1.33);
}

/* Thread Lines */
.thread-line {
    position: absolute;
    width: 100%;
    height: 100px;
    bottom: -50px;
    left: 0;
    pointer-events: none;
    z-index: 5;
    overflow: visible;
}

.thread-draw {
    stroke-dasharray: 600;
    stroke-dashoffset: 600;
    transition: stroke-dashoffset 1.5s ease-out;
}

.thread-draw.drawn {
    stroke-dashoffset: 0;
}

/* Pattern Pieces */
.pattern-piece {
    position: absolute;
    pointer-events: none;
    z-index: 0;
    opacity: 0.04;
}

.piece-1 {
    width: 200px;
    top: 20%;
    right: 5%;
    transform: rotate(15deg);
}

.piece-2 {
    width: 180px;
    bottom: 15%;
    left: 3%;
    transform: rotate(-8deg);
}

/* Section: The Fold */
.section-fold {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--umber);
    transition: background 0.8s ease;
    padding: 10vh 0;
}

.fold-content {
    max-width: 40ch;
    text-align: left;
    position: relative;
    z-index: 10;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1s ease-out, transform 1s ease-out;
}

.fold-content.revealed {
    opacity: 1;
    transform: translateY(0);
}

.fold-text {
    font-family: 'Karla', sans-serif;
    font-weight: 400;
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    line-height: 1.75;
    color: var(--ivory);
    margin-bottom: 24px;
}

.fold-signature {
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: 3rem;
    color: var(--ivory);
    opacity: 0.3;
    margin-top: 40px;
}

/* Section: Unravel */
.section-unravel {
    position: relative;
    min-height: 100vh;
    padding: 15vh 10vw;
    background: var(--linen);
    overflow: hidden;
}

.unravel-pieces {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    position: relative;
    z-index: 10;
}

.unravel-piece {
    background: var(--chalk);
    padding: 30px 24px;
    width: 220px;
    clip-path: polygon(4% 2%, 96% 0%, 100% 95%, 2% 98%);
    transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.6s ease;
    opacity: 0;
    transform: translateX(0) translateY(0) rotate(0deg);
}

.unravel-piece.scattered {
    opacity: 1;
}

.unravel-piece p {
    font-family: 'Karla', sans-serif;
    font-weight: 400;
    font-size: 15px;
    line-height: 1.6;
    color: var(--charcoal);
}

/* Responsive */
@media (max-width: 768px) {
    .section-lookbook {
        display: flex;
        flex-direction: column;
        padding: 10vh 5vw;
    }

    .lookbook-panel {
        width: 90vw;
        margin-top: 5vh;
    }

    .panel-1, .panel-2, .panel-3 {
        grid-column: auto;
        transform: none;
        clip-path: polygon(2% 1%, 98% 0%, 100% 99%, 0% 98%);
    }

    .veil-title {
        font-size: clamp(8rem, 30vw, 20rem);
    }

    .unravel-piece {
        width: 85vw;
    }

    .side-nav {
        display: none;
    }
}