:root {
    /* Colors - Strict Editorial Palette */
    --bg: #FDFBF7;
    --text: #121212;
    --text-muted: #666;
    --accent: #EA580C; /* Burnt Orange */
    --border: #E5E5E5;
    
    /* Type */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lora', serif;
    
    /* Spacing */
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: 0.3s; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Border Frame */
.border-frame {
    position: fixed;
    top: 1rem; left: 1rem; right: 1rem; bottom: 1rem;
    border: 1px solid var(--text);
    pointer-events: none;
    z-index: 1000;
}

/* Header */
.archive-header {
    padding: 8rem 0 4rem;
    border-bottom: 1px solid var(--text);
    margin-bottom: 4rem;
}

.header-top {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

.meta {
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
}

.archive-title {
    font-family: var(--font-heading);
    font-size: 6rem;
    line-height: 0.9;
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
}

.archive-subtitle {
    font-size: 1.5rem;
    max-width: 600px;
    color: var(--text-muted);
}

/* Projects Grid */
.projects {
    padding-bottom: 8rem;
}

.projects__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
}

.project-card {
    position: relative;
    padding-top: 2rem;
    border-top: 1px solid var(--text);
    transition: 0.4s ease;
}

.project-card:hover {
    transform: translateY(-10px);
}

.project-card__number {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: block;
}

.project-card__image {
    display: block;
    margin-bottom: 2rem;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border);
}

.project-card__image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    filter: grayscale(100%);
    transition: 0.5s ease;
    background: var(--bg);
}

/* Safari can render external SVGs as blank when CSS filters/transforms are applied */
.project-card__image img[src$=".svg"] {
    filter: none;
    transform: none;
    object-fit: contain;
}

.image-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(234, 88, 12, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: 0.3s;
    z-index: 2;
}

.image-overlay span {
    color: #fff;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-style: italic;
}

.project-card:hover .project-card__image img:not([src$=".svg"]) {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.project-card:hover .image-overlay {
    opacity: 0; /* Or 1 if you want the overlay on hover, but let's do image reveal */
}

.project-card__meta {
    margin-bottom: 1rem;
}

.tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid var(--text);
    padding: 0.25rem 0.75rem;
    margin-right: 0.5rem;
}

.project-card__title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.project-card__title a:hover {
    color: var(--accent);
}

.project-card__desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    max-width: 90%;
}

.btn-link {
    font-weight: 700;
    border-bottom: 2px solid var(--accent);
    padding-bottom: 2px;
}

.btn-link:hover {
    background: var(--accent);
    color: #fff;
    padding: 0.25rem 0.5rem;
}

/* Placeholder */
.project-card.placeholder {
    opacity: 0.5;
}

.project-card__image.empty {
    height: 400px;
    background: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px dashed var(--text-muted);
}

/* Project Page Utilities (shared editorial system) */
.back-link {
    position: fixed;
    top: 2.25rem;
    left: 2.25rem;
    z-index: 1100;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    border-bottom: 2px solid var(--accent);
    padding-bottom: 2px;
    background: transparent;
}

.back-link:hover {
    color: var(--accent);
}

.content-block {
    padding: 4rem 0;
}

.editorial-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: start;
}

.text-col {
    max-width: 720px;
}

.visual-col {
    padding-left: 0;
}

.border-left {
    border-left: 1px solid var(--text);
    padding-left: 2rem;
}

.border-right {
    border-right: 1px solid var(--text);
    padding-right: 2rem;
}

.border-top {
    border-top: 1px solid var(--text);
}

.border-bottom {
    border-bottom: 1px solid var(--text);
}

.section-label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.8rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.section-heading {
    font-family: var(--font-heading);
    font-size: 3rem;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
}

.body-text {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

.stat-box {
    padding: 1.5rem 0;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 2.25rem;
    line-height: 1;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.stat-label {
    display: block;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.code-display {
    border: 1px solid var(--text);
    padding: 2rem;
}

.code-meta {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.code-title {
    display: block;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.code-line {
    display: block;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}

.highlight {
    color: var(--text);
    border-bottom: 2px solid var(--accent);
    padding-bottom: 1px;
}

.feature-list {
    border: 1px solid var(--text);
}

.feature-item {
    padding: 1.5rem;
    display: grid;
    gap: 0.5rem;
}

.feature-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
}

.feature-desc {
    color: var(--text-muted);
    font-size: 1rem;
}

.stat-display {
    border: 1px solid var(--text);
    padding: 2.5rem;
    text-align: center;
}

.big-stat {
    display: block;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 4rem;
    line-height: 1;
    margin-bottom: 0.75rem;
}

.stat-caption {
    display: block;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Footer */
.archive-footer {
    padding: 2rem 0;
    border-top: 1px solid var(--text);
    text-align: center;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Responsive */
@media (max-width: 900px) {
    .archive-title { font-size: 4rem; }
    .projects__grid { grid-template-columns: 1fr; }
    .border-frame { display: none; }

    .editorial-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .border-left {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid var(--text);
        padding-top: 2rem;
    }

    .border-right {
        border-right: none;
        padding-right: 0;
    }

    .back-link {
        position: static;
        display: inline-block;
        margin: 1.5rem 2rem 0;
    }
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    animation: revealUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes revealUp {
    to { opacity: 1; transform: translateY(0); }
}