/* =====================================================================
   L'Art du Jour - couche design « artistique + machine ».
   Galerie sombre (l'œuvre prime) + détails de laboratoire (mono, grille,
   curseur clignotant). Chargé après Bootstrap pour gagner la cascade.
   ===================================================================== */

:root {
    /* Encre & lumière */
    --ink-900: #0a0a0b;   /* fond galerie       */
    --ink-800: #111114;   /* surfaces           */
    --ink-700: #1a1a1f;   /* cartes             */
    --ink-600: #26262d;   /* bordures pleines   */
    --line:    #2b2b33;   /* filets             */
    --paper:   #ecebe6;   /* texte principal    */
    --muted:   #8a8a93;   /* texte secondaire   */
    --faint:   #56565e;   /* labels machine     */
    --accent:  #c8ff4d;   /* vert-acide « signal machine » */
    --accent-dim: #7e9e3a;

    /* Typo : serif = artiste, mono = machine */
    --font-serif: 'Iowan Old Style', 'Palatino Linotype', Palatino, 'Times New Roman', Georgia, serif;
    --font-mono: ui-monospace, 'SF Mono', 'JetBrains Mono', 'Fira Code', Menlo, Consolas, monospace;
    --font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

    /* Bootstrap re-pointé sur nos jetons */
    --bs-body-bg: var(--ink-900);
    --bs-body-color: var(--paper);
    --bs-border-color: var(--line);
    --bs-link-color: var(--paper);
    --bs-link-hover-color: var(--accent);
    --bs-emphasis-color: var(--paper);
    --bs-primary: var(--accent);
}

* { -webkit-font-smoothing: antialiased; }

body {
    background-color: var(--ink-900);
    color: var(--paper);
    font-family: var(--font-serif);
    /* Grille de laboratoire, très discrète, en fond. */
    background-image:
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 56px 56px;
    background-position: -1px -1px;
    background-attachment: fixed;
    opacity: 1;
}
/* Voile pour atténuer la grille et garder l'œuvre lisible. */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: radial-gradient(120% 120% at 50% 0%, transparent 0%, var(--ink-900) 78%);
    pointer-events: none;
    z-index: 0;
}
body > * { position: relative; z-index: 1; }

/* ---- Labels machine : « // SEED », « // SIGNATURE » ---------------- */
.machine-label {
    font-family: var(--font-mono);
    font-size: .68rem;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--faint);
}
.machine-label::before { content: "// "; color: var(--accent-dim); }

.mono { font-family: var(--font-mono); }

/* Curseur clignotant - signe de vie de la machine. */
.cursor::after {
    content: "▍";
    color: var(--accent);
    margin-left: .15em;
    animation: blink 1.05s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* =====================================================================
   En-tête / navigation
   ===================================================================== */
.site-header {
    border-bottom: 1px solid var(--line);
    background: rgba(10, 10, 11, .72);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 50;
}
.site-header .brand {
    font-family: var(--font-mono);
    font-weight: 600;
    letter-spacing: .04em;
    color: var(--paper);
    text-decoration: none;
}
.site-header .brand .glyph { color: var(--accent); }
.site-header nav a {
    color: var(--muted);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: .82rem;
    letter-spacing: .04em;
    padding: .2rem 0;
    border-bottom: 1px solid transparent;
    transition: color .18s ease, border-color .18s ease;
}
.site-header nav a:hover,
.site-header nav a.is-active {
    color: var(--paper);
    border-bottom-color: var(--accent);
}
.header-clock {
    font-family: var(--font-mono);
    font-size: .74rem;
    color: var(--faint);
    letter-spacing: .08em;
}

/* =====================================================================
   Titres
   ===================================================================== */
h1, h2, h3 { font-family: var(--font-serif); letter-spacing: -.01em; }
.display-art {
    font-size: clamp(2.4rem, 6vw, 4.6rem);
    line-height: 1.02;
    font-weight: 600;
    margin: 0;
}
.eyebrow {
    font-family: var(--font-mono);
    font-size: .72rem;
    letter-spacing: .28em;
    text-transform: uppercase;
    color: var(--accent-dim);
    margin-bottom: 1rem;
}

/* Working-translation notice on EN legal pages (step-11 §7). */
.legal-review-notice {
    border: 1px solid var(--accent-dim);
    border-left-width: 4px;
    padding: .75rem 1rem;
    margin-bottom: 2rem;
    font-family: var(--font-mono);
    font-size: .82rem;
    color: var(--accent-dim);
}

/* =====================================================================
   Le Présent (œuvre du jour)
   ===================================================================== */
.present { padding-block: clamp(2rem, 6vw, 5rem); }
.present-visual {
    margin: 0;
    border: 1px solid var(--line);
    background:
        repeating-conic-gradient(var(--ink-800) 0% 25%, var(--ink-700) 0% 50%) 50% / 28px 28px;
    box-shadow: 0 40px 120px -40px #000;
    overflow: hidden;
    position: relative;
}
.present-visual::after {
    /* coin technique « LIVE » */
    content: "● LIVE";
    position: absolute;
    top: .6rem;
    left: .6rem;
    font-family: var(--font-mono);
    font-size: .62rem;
    letter-spacing: .2em;
    color: var(--accent);
    background: rgba(0,0,0,.55);
    padding: .15rem .45rem;
    border: 1px solid var(--line);
}
.present-visual img {
    display: block;
    width: 100%;
    height: auto;
}
.artwork-visual img,
.museum-item img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Apparition douce de l'œuvre (Stimulus reveal) */
[data-controller~="reveal"] { opacity: 0; transform: translateY(12px); }
[data-controller~="reveal"].is-revealed {
    opacity: 1;
    transform: none;
    transition: opacity .9s ease, transform .9s ease;
}

/* =====================================================================
   Fiche d'identité
   ===================================================================== */
.identity-card {
    border: 1px solid var(--line);
    background: linear-gradient(180deg, var(--ink-800), var(--ink-900));
    padding: clamp(1.4rem, 3vw, 2.2rem);
}
.identity-card h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    margin: 0 0 1rem;
}
.identity-card .recipe {
    font-style: italic;
    font-size: 1.18rem;
    line-height: 1.6;
    color: var(--paper);
    border-left: 2px solid var(--accent);
    padding-left: 1rem;
    margin: 1.2rem 0 1.8rem;
}
.identity-card dl {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: .5rem 1.4rem;
    margin: 0;
    padding-block: 1rem;
    border-top: 1px solid var(--line);
}
.identity-card dt {
    font-family: var(--font-mono);
    font-size: .68rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--faint);
    align-self: center;
}
.identity-card dt::before { content: "// "; color: var(--accent-dim); }
.identity-card dd { margin: 0; align-self: center; }
.identity-card .signature,
.identity-card .public-key {
    font-family: var(--font-mono);
    font-size: .78rem;
    color: var(--accent);
    word-break: break-all;
    background: var(--ink-900);
    border: 1px solid var(--line);
    padding: .35rem .55rem;
    display: inline-block;
}
.identity-card .adn dd {
    font-family: var(--font-mono);
    font-size: .8rem;
    color: var(--muted);
    line-height: 1.7;
}
.btn-order {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: .8rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--ink-900);
    background: var(--accent);
    padding: .8rem 1.4rem;
    border: 1px solid var(--accent);
    transition: background .2s ease, color .2s ease;
}
.btn-order:hover,
.btn-order:focus-visible {
    background: transparent;
    color: var(--accent);
}

/* =====================================================================
   Le Musée (grille)
   ===================================================================== */
.museum { padding-block: clamp(2rem, 5vw, 4rem); }
.museum-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
    border: 1px solid var(--line);
    background: var(--ink-800);
    padding: 1rem 1.2rem;
    margin-bottom: 2.4rem;
}
.museum-filters label {
    display: flex;
    flex-direction: column;
    gap: .35rem;
    font-family: var(--font-mono);
    font-size: .66rem;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--faint);
}
.museum-filters select,
.museum-filters button {
    background: var(--ink-900);
    color: var(--paper);
    border: 1px solid var(--line);
    padding: .5rem .7rem;
    font-family: var(--font-mono);
    font-size: .85rem;
}
.museum-filters button {
    color: var(--ink-900);
    background: var(--accent);
    border-color: var(--accent);
    cursor: pointer;
    letter-spacing: .1em;
    text-transform: uppercase;
    font-size: .72rem;
    transition: background .15s ease;
}
.museum-filters button:hover { background: #d8ff7a; }

.museum-grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}
.museum-item { background: var(--ink-900); }
.museum-item a {
    display: block;
    text-decoration: none;
    color: var(--paper);
    position: relative;
}
.museum-item .frame {
    aspect-ratio: 1 / 1;
    background:
        repeating-conic-gradient(var(--ink-800) 0% 25%, var(--ink-700) 0% 50%) 50% / 22px 22px;
    overflow: hidden;
    transition: filter .25s ease;
}
.museum-item a:hover .frame { filter: brightness(1.08); }
.museum-item .meta {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: .7rem .85rem;
    border-top: 1px solid var(--line);
}
.museum-item .title { font-family: var(--font-mono); font-size: .82rem; }
.museum-item .status {
    font-family: var(--font-mono);
    font-size: .62rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    padding: .12rem .4rem;
    border: 1px solid var(--line);
}
.status--available { color: var(--accent); border-color: var(--accent-dim); }
.status--sold-out { color: var(--faint); }

/* =====================================================================
   Back-office - File de curation
   ===================================================================== */
.curation { padding-block: clamp(2rem, 5vw, 4rem); }

.curation-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    margin-bottom: 2.4rem;
}
.curation-stats .stat {
    flex: 1 1 200px;
    background: var(--ink-800);
    padding: 1.1rem 1.3rem;
    display: flex;
    flex-direction: column;
    gap: .25rem;
}
.curation-stats .stat-figure {
    font-family: var(--font-mono);
    font-size: 1.9rem;
    line-height: 1;
    color: var(--accent);
}
.curation-stats .stat-label {
    font-family: var(--font-mono);
    font-size: .66rem;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--faint);
}

.curation-empty {
    border: 1px dashed var(--line);
    background: var(--ink-800);
    padding: 2rem 1.4rem;
    text-align: center;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: .9rem;
}

.curation-grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
}
.curation-card {
    border: 1px solid var(--line);
    background: linear-gradient(180deg, var(--ink-800), var(--ink-900));
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.curation-card .frame {
    aspect-ratio: 1 / 1;
    background:
        repeating-conic-gradient(var(--ink-800) 0% 25%, var(--ink-700) 0% 50%) 50% / 22px 22px;
    border-bottom: 1px solid var(--line);
    overflow: hidden;
}
.curation-card .frame img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.curation-body {
    padding: 1.1rem 1.2rem 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.curation-recipe {
    font-style: italic;
    font-size: 1.02rem;
    line-height: 1.5;
    border-left: 2px solid var(--accent);
    padding-left: .9rem;
    margin: 0;
}
.curation-gamut-warning {
    font-family: var(--font-mono);
    font-size: .76rem;
    line-height: 1.5;
    color: #ffd24d;
    background: rgba(255, 178, 0, .08);
    border: 1px solid rgba(255, 178, 0, .35);
    padding: .55rem .7rem;
    margin: 0;
}

.curation-dna {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: .4rem 1.1rem;
    margin: 0;
    padding-top: 1rem;
    border-top: 1px solid var(--line);
}
.curation-dna dt {
    font-family: var(--font-mono);
    font-size: .62rem;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--faint);
    align-self: center;
}
.curation-dna dt::before { content: "// "; color: var(--accent-dim); }
.curation-dna dd {
    margin: 0;
    align-self: center;
    font-size: .9rem;
    word-break: break-all;
}
.curation-dna dd.mono { font-size: .74rem; color: var(--muted); }

.curation-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem;
    margin-top: auto;
}
.curation-actions form { margin: 0; }
.curation-actions .act {
    font-family: var(--font-mono);
    font-size: .72rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    padding: .55rem .9rem;
    border: 1px solid var(--line);
    background: transparent;
    color: var(--paper);
    cursor: pointer;
    transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.curation-actions .act--validate {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--ink-900);
}
.curation-actions .act--validate:hover {
    background: #d8ff7a;
    border-color: #d8ff7a;
}
.curation-actions .act--regenerate { color: var(--muted); }
.curation-actions .act--regenerate:hover {
    color: var(--paper);
    border-color: var(--muted);
}
.curation-actions .act--reject:hover {
    color: #ff7a7a;
    border-color: #ff7a7a;
}

/* =====================================================================
   Commander (tunnel d'achat)
   ===================================================================== */
.checkout-tunnel { padding-block: clamp(1.5rem, 5vw, 4rem); }

.checkout-visual {
    margin: 0;
    border: 1px solid var(--line);
    background:
        repeating-conic-gradient(var(--ink-800) 0% 25%, var(--ink-700) 0% 50%) 50% / 28px 28px;
    box-shadow: 0 40px 120px -40px #000;
    overflow: hidden;
}
.checkout-visual img { display: block; width: 100%; height: auto; }

/* Colonne d'achat : carte « laboratoire » alignée sur la fiche d'identité. */
.checkout-tunnel .col-lg-5 {
    border: 1px solid var(--line);
    background: linear-gradient(180deg, var(--ink-800), var(--ink-900));
    padding: clamp(1.4rem, 3vw, 2rem);
}
.checkout-tunnel h1 {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    margin: 0 0 1.4rem;
}

.checkout-sold-out {
    font-family: var(--font-mono);
    letter-spacing: .14em;
    text-transform: uppercase;
}

.checkout-formats {
    border: 1px solid var(--line);
    padding: 1rem 1.1rem 1.1rem;
    margin: 0;
}
.checkout-formats legend {
    float: none;
    width: auto;
    font-family: var(--font-mono);
    font-size: .68rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--faint);
    margin-bottom: .8rem;
}
.checkout-formats legend::before { content: "// "; color: var(--accent-dim); }

.checkout-format {
    align-items: center;
    border-top: 1px solid var(--line);
    padding: .7rem 0;
    margin: 0;
    cursor: pointer;
}
.checkout-format:first-of-type { border-top: 0; }
.checkout-format > span:first-child {
    display: flex;
    align-items: center;
    gap: .6rem;
}
.checkout-format input[type="radio"] { accent-color: var(--accent); }
.checkout-format-price {
    font-family: var(--font-mono);
    font-size: .9rem;
    color: var(--accent);
    white-space: nowrap;
}

/* Boutons : le btn-primary Bootstrap est illisible sur le vert acide. */
.checkout-tunnel .btn-primary {
    --bs-btn-bg: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-color: var(--ink-900);
    --bs-btn-hover-bg: transparent;
    --bs-btn-hover-border-color: var(--accent);
    --bs-btn-hover-color: var(--accent);
    --bs-btn-active-bg: #d8ff7a;
    --bs-btn-active-border-color: #d8ff7a;
    --bs-btn-active-color: var(--ink-900);
    font-family: var(--font-mono);
    font-size: .8rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    width: 100%;
}

.checkout-error {
    font-family: var(--font-mono);
    font-size: .82rem;
}

/* Mobile : visuel d'abord, colonne d'achat dessous, sans débordement. */
@media (max-width: 991.98px) {
    .checkout-tunnel .col-lg-5 { margin-top: 1.5rem; }
}

/* =====================================================================
   Manifeste
   ===================================================================== */
.manifesto { padding-block: clamp(2rem, 6vw, 5rem); max-width: 64ch; }
.manifesto p { font-size: 1.18rem; line-height: 1.75; color: var(--paper); }
.manifesto h2 { margin-top: 2.4rem; font-size: 1.5rem; }
.manifesto pre {
    background: var(--ink-800);
    border: 1px solid var(--line);
    padding: 1rem 1.1rem;
    overflow-x: auto;
}
.manifesto .public-key {
    font-family: var(--font-mono);
    font-size: .8rem;
    color: var(--accent);
    word-break: break-all;
}

/* =====================================================================
   Pied de page
   ===================================================================== */
.site-footer {
    border-top: 1px solid var(--line);
    margin-top: 4rem;
    padding-block: 2rem;
    font-family: var(--font-mono);
    font-size: .72rem;
    color: var(--faint);
    letter-spacing: .06em;
}
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }

/* Liens « action » génériques */
.actions a, .back a {
    font-family: var(--font-mono);
    font-size: .85rem;
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid var(--accent-dim);
}
.actions a:hover, .back a:hover { color: #d8ff7a; }