/* ppuzzl.works - Muji Bento-Box Project Catalog */

:root {
    --teal: #3A8F85;
    --violet: #6B5CA5;
    --paper: #F7F5F0;
    --rose: #C46B8A;
    --charcoal: #2C2C2C;
    --snow: #FAFAF7;
    --mid-gray: #6B6B6B;
    --warm-gray: #D4CFC5;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--snow);
    color: var(--charcoal);
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 400;
    font-size: 15px;
    line-height: 1.7;
}

/* Index Card */
.index-card {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    background: var(--snow);
}

.index-content {
    max-width: 600px;
    text-align: center;
}

.wordmark {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 500;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    letter-spacing: 0.04em;
    color: var(--charcoal);
    margin-bottom: 16px;
}

.index-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
}

.meta-item {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.06em;
    color: var(--mid-gray);
    text-transform: uppercase;
}

.meta-sep {
    color: var(--warm-gray);
    font-size: 11px;
}

.index-desc {
    font-size: 15px;
    color: var(--mid-gray);
    max-width: 400px;
    margin: 0 auto;
}

/* Catalog */
.catalog {
    padding: 0 40px 60px;
    max-width: 1100px;
    margin: 0 auto;
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
    background: var(--warm-gray);
    border: 1px solid var(--warm-gray);
}

/* Bento Cell */
.bento-cell {
    background: var(--paper);
    padding: 32px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: background-color 0.3s ease;
    opacity: 0;
    transform: translateY(16px);
}

.bento-cell.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.3s ease;
}

.bento-cell:hover {
    background: var(--snow);
}

.cell-wide {
    grid-column: span 2;
}

/* Generative Art Module Figure */
.cell-gen-art {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 60px;
    height: 60px;
    opacity: 0.25;
    border-radius: 2px;
}

.cell-gen-art[data-pattern="radial"] {
    background: radial-gradient(circle at 50% 50%, var(--teal) 0%, transparent 50%, var(--violet) 70%, transparent 100%);
}

.cell-gen-art[data-pattern="conic"] {
    background: conic-gradient(from 0deg, var(--teal), var(--violet), var(--rose), var(--teal));
}

.cell-gen-art[data-pattern="checker"] {
    background: repeating-conic-gradient(var(--teal) 0% 25%, transparent 0% 50%) 0 0 / 12px 12px;
}

.cell-gen-art[data-pattern="concentric"] {
    background: repeating-radial-gradient(circle at center, var(--violet) 0px, var(--violet) 2px, transparent 2px, transparent 8px);
}

.cell-gen-art[data-pattern="moire"] {
    background: repeating-linear-gradient(0deg, var(--rose) 0px, var(--rose) 1px, transparent 1px, transparent 4px),
                repeating-linear-gradient(60deg, var(--teal) 0px, var(--teal) 1px, transparent 1px, transparent 4px);
}

.cell-gen-art[data-pattern="stripe"] {
    background: repeating-linear-gradient(-45deg, var(--violet) 0px, var(--violet) 2px, transparent 2px, transparent 6px);
}

/* Cell Header */
.cell-header {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 16px;
}

.cell-number {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 500;
    font-size: 12px;
    color: var(--teal);
    letter-spacing: 0.02em;
}

.cell-title {
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 500;
    font-size: clamp(1rem, 2vw, 1.3rem);
    letter-spacing: 0.04em;
    color: var(--charcoal);
}

/* Cell Body */
.cell-body {
    margin-bottom: 16px;
}

.cell-body p {
    font-size: 14px;
    color: var(--mid-gray);
    line-height: 1.7;
    max-width: 480px;
}

/* Cell Footer */
.cell-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--warm-gray);
}

.cell-tag {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.08em;
    color: var(--mid-gray);
    text-transform: uppercase;
}

.cell-status {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.cell-status.active {
    background: var(--teal);
}

.cell-status.ongoing {
    background: var(--violet);
}

/* Contact Grid */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.contact-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.field-label {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.08em;
    color: var(--warm-gray);
    text-transform: uppercase;
}

.field-value {
    font-size: 14px;
    color: var(--charcoal);
}

/* Colophon */
.colophon {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px;
    border-top: 1px solid var(--warm-gray);
}

.colophon-text {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 11px;
    color: var(--mid-gray);
    letter-spacing: 0.04em;
}

.colophon-sep {
    color: var(--warm-gray);
    font-size: 11px;
}

/* Responsive */
@media (max-width: 700px) {
    .bento-grid {
        grid-template-columns: 1fr;
    }
    .cell-wide {
        grid-column: span 1;
    }
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .catalog {
        padding: 0 16px 40px;
    }
}