/* ============================================
   LUMA ATTREZZOTECA — Industrial Craft Stylesheet
   ============================================ */

/* ============================================
   1. CUSTOM PROPERTIES
   ============================================ */
:root {
    /* Brand Colors */
    --color-fiastrella: #66c0be;
    --color-grugni: #3d3d3b;
    --color-jia: #f5f0e8;
    --color-jia-deep: #ece5d6;
    --color-nero: #1a1a1a;
    --color-perseca: #e8836b;
    --color-rusciu: #E53323;
    --color-rusciu-deep: #b8281a;
    --color-mistra: #F6F5EE;
    --color-olive: #5b8c4a;

    /* Semantic */
    --color-primary: var(--color-rusciu);
    --color-bg: var(--color-mistra);
    --color-text: var(--color-grugni);
    --color-rule: #d8d3c3;

    /* Typography */
    --font-body: 'Ronzino', Georgia, 'Times New Roman', serif;
    --font-display: 'QSci', 'Ronzino', Georgia, serif;

    /* Spacing scale */
    --space-2xs: 0.25rem;
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.75rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;

    /* Radius */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 14px;

    /* Layout */
    --max-width: 1320px;
    --gutter: 2rem;

    /* Motion */
    --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* ============================================
   2. @FONT-FACE
   ============================================ */
@font-face {
    font-family: 'Ronzino';
    src: url('../assets/fonts/Ronzino-Regular.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Ronzino';
    src: url('../assets/fonts/Ronzino-Medium.otf') format('opentype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Ronzino';
    src: url('../assets/fonts/Ronzino-Bold.otf') format('opentype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}
/* QSci uses only the Black cut, mapped to any requested weight. */
@font-face {
    font-family: 'QSci';
    src: url('../assets/fonts/QSci-Black.otf') format('opentype');
    font-weight: 100 1000;
    font-style: normal;
    font-display: swap;
}

/* ============================================
   3. RESET / BASE
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.55;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Subtle warm haze on the green field */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
    background-image:
        radial-gradient(circle at 20% 10%, rgba(229,51,35,0.06) 0, transparent 45%),
        radial-gradient(circle at 85% 90%, rgba(245,240,232,0.06) 0, transparent 55%);
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

::selection {
    background: var(--color-rusciu);
    color: var(--color-jia);
}

/* ============================================
   4. UTILITIES
   ============================================ */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--gutter);
    position: relative;
    z-index: 1;
}

.eyebrow {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-rusciu);
    display: inline-flex;
    align-items: center;
    gap: 0.6em;
}

.eyebrow::before {
    content: "";
    display: inline-block;
    width: 0.55em;
    height: 0.55em;
    background: var(--color-rusciu);
}

.rule {
    height: 2px;
    background: var(--color-rusciu);
    border: none;
    width: 100%;
}

.hidden {
    display: none !important;
}

/* ============================================
   5. SITE HEADER (top bar — minimal)
   ============================================ */
.site-header {
    position: relative;
    z-index: 5;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-rule);
    background: var(--color-mistra);
}

.site-header__lockup-divider { background: rgba(61,61,59,0.25) !important; }
.site-header__lockup-label { color: var(--color-grugni) !important; }

.site-header__inner {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.site-header__logo-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.site-header__logo {
    height: 38px;
    width: auto;
}

.site-header__lockup-divider {
    width: 1px;
    height: 24px;
    background: rgba(245,240,232,0.4);
}

.site-header__lockup-label {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 1.05rem;
    letter-spacing: 0.01em;
    text-transform: none;
    color: var(--color-grugni);
}

.site-header__meta {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    text-transform: none;
    color: var(--color-grugni);
    opacity: 0.75;
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.site-header__meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
}

.site-header__meta .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-olive);
    box-shadow: 0 0 0 3px rgba(91,140,74,0.2);
    display: inline-block;
}

/* ============================================
   6. HERO (homepage)
   ============================================ */
.hero {
    padding: var(--space-2xl) 0 var(--space-xl);
    position: relative;
    border-bottom: 1px solid var(--color-rule);
}

.hero__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.hero__top {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.hero__label {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    max-width: 420px;
}

.hero__sublabel {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.95rem;
    line-height: 1.45;
    color: var(--color-grugni);
    opacity: 0.8;
}

.hero__counter {
    display: grid;
    grid-template-columns: auto auto;
    gap: var(--space-xs) var(--space-md);
    align-items: baseline;
    text-align: right;
}

.hero__counter-value {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 3.4rem;
    line-height: 0.9;
    color: var(--color-rusciu);
    letter-spacing: -0.02em;
    grid-column: 1;
    grid-row: 1 / span 2;
}

.hero__counter-label {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-grugni);
    opacity: 0.7;
}

.hero__counter-sub {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--color-grugni);
    opacity: 0.75;
}

.hero__wordmark {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(3.5rem, 14vw, 13.5rem);
    line-height: 0.86;
    letter-spacing: -0.025em;
    color: var(--color-rusciu);
    text-transform: uppercase;
    margin: 0;
    word-break: break-word;
    overflow-wrap: anywhere;
}

.hero__wordmark .ampersand {
    color: var(--color-grugni);
    opacity: 0.25;
}

.hero__bottom {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: var(--space-xl);
    align-items: end;
    padding-top: var(--space-md);
}

.hero__lead {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1.15rem;
    line-height: 1.55;
    color: var(--color-grugni);
    max-width: 38ch;
    text-wrap: pretty;
}

.hero__lead em {
    color: var(--color-rusciu);
    font-style: normal;
    font-weight: 700;
}

.hero__chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    justify-content: flex-end;
}

.hero__chip {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    padding: 0.45rem 0.75rem;
    border: 1px solid var(--color-grugni);
    color: var(--color-grugni);
    background: transparent;
}

.hero__chip--filled {
    background: var(--color-grugni);
    color: var(--color-mistra);
    border-color: var(--color-grugni);
}

/* ============================================
   7. CATALOG SECTION
   ============================================ */
.catalog {
    padding: var(--space-xl) 0 var(--space-2xl);
}

.catalog__head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.catalog__title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(1.5rem, 3vw, 2.4rem);
    line-height: 1;
    letter-spacing: -0.01em;
    text-transform: uppercase;
    color: var(--color-grugni);
}

.catalog__title small {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.6em;
    color: var(--color-rusciu);
    letter-spacing: 0.05em;
    margin-left: 0.4em;
}

/* --- Filter Bar --- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    align-items: center;
    margin-bottom: var(--space-lg);
    padding: var(--space-md) 0;
    border-top: 2px solid var(--color-rusciu);
    border-bottom: 1px solid var(--color-rule);
}

.filter-bar--secondary {
    border-top: none;
    border-bottom: 1px solid var(--color-rule);
    margin-top: calc(var(--space-lg) * -1);
    padding: var(--space-sm) 0 var(--space-md);
}

.filter-bar--secondary .filter-pill {
    border-style: dashed;
}

.filter-bar--secondary .filter-pill.active {
    border-style: solid;
    background: var(--color-grugni);
    color: var(--color-mistra);
    border-color: var(--color-grugni);
}

.filter-bar__pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    align-items: center;
}

.filter-bar__label {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    text-transform: none;
    color: var(--color-grugni);
    opacity: 0.65;
    margin-right: var(--space-xs);
}

.filter-pill {
    padding: 0.45rem 0.95rem;
    border: 1px solid var(--color-grugni);
    border-radius: 999px;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0;
    text-transform: none;
    color: var(--color-grugni);
    background: transparent;
    transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.filter-pill:hover {
    background: var(--color-grugni);
    color: var(--color-mistra);
}

.filter-pill.active {
    background: var(--color-rusciu);
    border-color: var(--color-rusciu);
    color: var(--color-mistra);
}

.filter-bar__search {
    margin-left: auto;
    position: relative;
}

.search-input {
    padding: 0.55rem 1rem 0.55rem 2.2rem;
    border: 1px solid var(--color-grugni);
    border-radius: 999px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    background: transparent;
    color: var(--color-grugni);
    width: 240px;
    outline: none;
    transition: border-color 0.18s var(--ease), background 0.18s var(--ease), color 0.18s var(--ease);
}

.search-input::placeholder {
    color: var(--color-grugni);
    opacity: 0.5;
    font-style: italic;
}

.search-input:focus {
    border-color: var(--color-rusciu);
    background: #fff;
}

.filter-bar__search::before {
    content: "";
    position: absolute;
    left: 0.85rem;
    top: 50%;
    width: 14px;
    height: 14px;
    transform: translateY(-50%);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%233d3d3b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><circle cx='11' cy='11' r='7'/><path d='M21 21l-4.3-4.3'/></svg>");
    background-repeat: no-repeat;
    background-size: contain;
    opacity: 0.65;
    pointer-events: none;
}

/* --- Card Grid --- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: var(--space-lg);
}

.card {
    --card-accent: var(--color-rusciu);
    position: relative;
    background: var(--color-mistra);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
    box-shadow: 0 1px 0 rgba(61,61,59,0.06), 0 8px 18px -12px rgba(61,61,59,0.18);
    display: flex;
    flex-direction: column;
    isolation: isolate;
}

.card::after {
    /* corner index tag */
    content: attr(data-index);
    position: absolute;
    top: 12px;
    left: 12px;
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    color: var(--color-grugni);
    background: var(--color-mistra);
    padding: 0.2rem 0.5rem;
    border: 1px solid var(--color-rule);
    z-index: 2;
    opacity: 0.95;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 2px 0 var(--card-accent), 0 18px 40px -16px rgba(196,75,54,0.35);
}

.card:hover::after {
    background: var(--card-accent);
    color: var(--color-jia);
    border-color: var(--card-accent);
}

.card__media {
    position: relative;
    background: var(--color-mistra);
    aspect-ratio: 4/3;
    overflow: hidden;
    border-bottom: 1px solid var(--color-rule);
}

.card__thumbnail {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 0.6rem;
    transition: transform 0.5s var(--ease);
}

.card:hover .card__thumbnail {
    transform: scale(1.04) rotate(-1.5deg);
}

.card__media::before {
    /* faint grid backdrop on thumbnails */
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(61,61,59,0.04) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(61,61,59,0.04) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
}

.card__body {
    padding: var(--space-md) var(--space-md) var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    flex: 1;
}

.card__name {
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1.05rem;
    line-height: 1.25;
    color: var(--color-grugni);
}

.card__body { color: var(--color-grugni); }

.card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-top: auto;
    padding-top: var(--space-sm);
    border-top: 1px dashed var(--color-rule);
}

.card__category {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-rusciu);
}

.card__cta {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-grugni);
    display: inline-flex;
    align-items: center;
    gap: 0.4em;
    transition: color 0.18s var(--ease), gap 0.18s var(--ease);
}

.card:hover .card__cta {
    color: var(--color-rusciu);
    gap: 0.6em;
}

.card__cta::after {
    content: "→";
    font-family: var(--font-body);
    font-weight: 700;
    transition: transform 0.18s var(--ease);
}

/* --- Empty State --- */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
    color: var(--color-grugni);
    opacity: 0.6;
    font-size: 1.05rem;
    font-style: italic;
    border: 1px dashed var(--color-rule);
    border-radius: var(--radius);
}

/* ============================================
   8. VIEWER PAGE
   ============================================ */
.viewer-shell {
    padding: var(--space-xl) 0 var(--space-2xl);
}

.viewer-nav {
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    border-bottom: 1px solid var(--color-rule);
    padding-bottom: var(--space-md);
}

.viewer-nav__back {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-grugni);
    transition: color 0.18s var(--ease);
}

.viewer-nav__back:hover {
    color: var(--color-rusciu);
}

.viewer-nav__back svg {
    transition: transform 0.18s var(--ease);
}

.viewer-nav__back:hover svg {
    transform: translateX(-3px);
}

.viewer-nav__crumb {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-grugni);
    opacity: 0.6;
}

.viewer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 1fr);
    gap: var(--space-xl);
    align-items: start;
}

/* --- Canvas --- */
.viewer-canvas-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
    background: var(--color-mistra);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 1px 0 rgba(61,61,59,0.06), 0 16px 36px -20px rgba(61,61,59,0.25);
    border: 1px solid var(--color-rule);
}

.viewer-canvas-wrapper canvas {
    width: 100% !important;
    height: 100% !important;
    display: block;
}

/* Grid toggle button */
.viewer-grid-toggle {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 10;
    display: inline-flex;
    align-items: center;
    gap: 0;
    padding: 0.45rem;
    border: 1px solid var(--color-rule);
    border-radius: var(--radius-sm);
    background: var(--color-mistra);
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-grugni);
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.18s var(--ease), background 0.18s var(--ease), border-color 0.18s var(--ease), gap 0.18s var(--ease), padding 0.18s var(--ease);
    overflow: hidden;
}

.viewer-grid-toggle__label {
    max-width: 0;
    opacity: 0;
    overflow: hidden;
    white-space: nowrap;
    transition: max-width 0.25s var(--ease), opacity 0.18s var(--ease);
}

.viewer-grid-toggle:hover {
    opacity: 1;
    gap: 0.5em;
    padding: 0.45rem 0.7rem 0.45rem 0.45rem;
}

.viewer-grid-toggle:hover .viewer-grid-toggle__label {
    max-width: 6em;
    opacity: 1;
}

.viewer-grid-toggle.active {
    background: var(--color-grugni);
    color: var(--color-mistra);
    border-color: var(--color-grugni);
    opacity: 0.85;
}

.viewer-grid-toggle.active:hover {
    opacity: 1;
}

.viewer-grid-toggle__icon {
    width: 14px;
    height: 14px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 2px;
    flex-shrink: 0;
}

.viewer-grid-toggle__icon span {
    border: 1px solid currentColor;
}

.viewer-canvas-meta {
    margin-top: var(--space-sm);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    font-family: var(--font-body);
    font-weight: 400;
    font-style: italic;
    font-size: 0.85rem;
    letter-spacing: 0;
    text-transform: none;
    color: var(--color-grugni);
    opacity: 0.6;
}

.viewer-canvas-meta__hint {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
}

.viewer-canvas-meta__hint::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-olive);
    box-shadow: 0 0 0 3px rgba(91,140,74,0.18);
}

/* Loading overlay */
.viewer-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(246,245,238,0.96);
    z-index: 5;
    gap: var(--space-md);
}

.viewer-loading.hidden {
    display: none;
}

.spinner {
    width: 38px;
    height: 38px;
    border: 3px solid rgba(196,75,54,0.18);
    border-top-color: var(--color-rusciu);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.viewer-loading__text {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-grugni);
    opacity: 0.7;
}

/* --- Side panel --- */
.viewer-side {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    position: sticky;
    top: var(--space-md);
}

.model-info__index {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-rusciu);
    margin-bottom: var(--space-xs);
    display: flex;
    align-items: center;
    gap: 0.5em;
}

.model-info__index::before {
    content: "";
    width: 1.6em;
    height: 2px;
    background: var(--color-rusciu);
}

.model-info__name {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(2rem, 4.4vw, 3.2rem);
    line-height: 0.92;
    letter-spacing: -0.02em;
    color: var(--color-grugni);
    text-transform: uppercase;
    margin-bottom: var(--space-md);
    text-wrap: balance;
}

.model-info__description {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-grugni);
    opacity: 0.85;
}

/* Spec list (key/value table) */
.spec-list {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-xs) var(--space-md);
    padding: var(--space-md) 0;
    border-top: 1px solid var(--color-rule);
    border-bottom: 1px solid var(--color-rule);
    font-size: 0.88rem;
}

.spec-list dt {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-grugni);
    opacity: 0.6;
    align-self: center;
}

.spec-list dd {
    font-family: var(--font-body);
    font-weight: 500;
    color: var(--color-grugni);
    text-align: right;
}

.spec-tag {
    display: inline-block;
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.65rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 0.15rem 0.5rem;
    border: 1px solid var(--color-rule);
    border-radius: 3px;
    margin-left: 0.3rem;
    color: var(--color-grugni);
    background: var(--color-jia);
}

/* Download Section */
.download-section {
    background: var(--color-mistra);
    color: var(--color-grugni);
    border-radius: var(--radius);
    border: 1px solid var(--color-rule);
    padding: var(--space-lg);
    box-shadow: 0 1px 0 rgba(61,61,59,0.04);
}

.download-section__head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px dashed var(--color-rule);
}

.download-section__title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.1rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-grugni);
}

.download-section__count {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-grugni);
    opacity: 0.55;
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.download-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: all 0.18s var(--ease);
    border: 1px solid var(--color-grugni);
    color: var(--color-grugni);
    background: transparent;
    text-decoration: none;
}

.download-btn:hover {
    background: var(--color-rusciu);
    border-color: var(--color-rusciu);
    color: var(--color-jia);
    transform: translateX(2px);
}

.download-btn__format {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
}

.download-btn__format::before {
    content: "";
    width: 8px;
    height: 8px;
    background: var(--color-rusciu);
    transform: rotate(45deg);
    transition: background 0.18s var(--ease);
}

.download-btn:hover .download-btn__format::before {
    background: var(--color-jia);
}

.download-btn__icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    opacity: 0.7;
}

.download-btn:hover .download-btn__icon {
    opacity: 1;
}

.download-section__empty {
    font-family: var(--font-body);
    font-style: italic;
    color: var(--color-grugni);
    opacity: 0.6;
    font-size: 0.9rem;
    padding: var(--space-sm) 0;
}

.download-section__note {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px dashed var(--color-rule);
    font-family: var(--font-body);
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--color-grugni);
    opacity: 0.7;
}

/* Tags */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tag {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 0.25rem 0.55rem;
    border: 1px solid var(--color-rule);
    color: var(--color-grugni);
    background: transparent;
    border-radius: 999px;
    opacity: 0.85;
}

.tag::before {
    content: "#";
    color: var(--color-rusciu);
    margin-right: 0.15em;
}

/* Error state */
.viewer-error {
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
}

.viewer-error__title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 2rem;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
    color: var(--color-rusciu);
}

/* ============================================
   9. SITE FOOTER
   ============================================ */
.site-footer {
    margin-top: auto;
    background: var(--color-grugni);
    color: var(--color-jia);
    padding: var(--space-2xl) 0 var(--space-lg);
    position: relative;
    z-index: 1;
    border-top: 4px solid var(--color-rusciu);
}

.site-footer__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.site-footer__wordmark {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(2.2rem, 6vw, 4.5rem);
    line-height: 0.9;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    color: var(--color-rusciu);
    margin-bottom: var(--space-sm);
}

.site-footer__tagline {
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.5;
    opacity: 0.75;
    max-width: 36ch;
}

.site-footer__col h4 {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-rusciu);
    margin-bottom: var(--space-sm);
}

.site-footer__col p,
.site-footer__col a {
    font-family: var(--font-body);
    font-size: 0.92rem;
    line-height: 1.65;
    color: var(--color-jia);
    opacity: 0.85;
    display: block;
}

.site-footer__col a:hover {
    color: var(--color-perseca);
    opacity: 1;
}

.site-footer__bottom {
    max-width: var(--max-width);
    margin: var(--space-xl) auto 0;
    padding: var(--space-md) var(--gutter) 0;
    border-top: 1px solid rgba(245,240,232,0.15);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.85rem;
    letter-spacing: 0;
    text-transform: none;
    opacity: 0.7;
}

.site-footer__bottom a {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.15s var(--ease);
}

.site-footer__bottom a:hover {
    color: var(--color-rusciu);
    opacity: 1;
}

/* ============================================
   10. MEDIA QUERIES
   ============================================ */
@media (max-width: 1024px) {
    :root { --gutter: 1.5rem; }

    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }

    .viewer-grid {
        grid-template-columns: 1fr;
    }

    .viewer-side {
        position: static;
    }

    .hero__bottom {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .hero__chips { justify-content: flex-start; }

    .site-footer__inner {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 720px) {
    :root { --gutter: 1.25rem; }

    .site-header__meta { display: none; }

    .hero { padding: var(--space-xl) 0 var(--space-lg); }

    .hero__top {
        align-items: flex-start;
    }

    .hero__counter {
        text-align: left;
        grid-template-columns: auto 1fr;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-bar__search {
        margin-left: 0;
    }

    .search-input {
        width: 100%;
    }

    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: var(--space-md);
    }

    .site-footer__inner {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
}

@media (max-width: 480px) {
    .card-grid {
        grid-template-columns: 1fr;
    }

    .hero__counter-value { font-size: 2.6rem; }
}