/* ============================================================
   FAIRNESS.CSS — modale provably fair (arcade) + page vérificateur
   ============================================================ */

/* ── Bouton déclencheur dans la barre de solde ── */
.arcade-fairness-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: 12px;
    padding: 5px 10px;
    white-space: nowrap;
    font-family: var(--luv-font-mono, monospace);
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--luv-text-dim, #b8c2d8);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--luv-line, rgba(255, 255, 255, 0.12));
    border-radius: 8px;
    cursor: pointer;
    transition: color .15s, border-color .15s, background .15s;
}
.arcade-fairness-btn:hover {
    color: var(--luv-orange, #ff8a1f);
    border-color: var(--luv-orange, #ff8a1f);
    background: rgba(255, 138, 31, 0.08);
}

/* ── Modale ── */
.fair-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(4, 8, 18, 0.72);
    backdrop-filter: blur(4px);
}
.fair-modal--open { display: flex; }

.fair-modal__panel {
    position: relative;
    width: 100%;
    max-width: 480px;
    max-height: 88vh;
    overflow-y: auto;
    padding: 26px 24px;
    background: var(--luv-surface, #0f1626);
    border: 1px solid var(--luv-line-strong, rgba(255, 255, 255, 0.16));
    border-radius: 18px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
}
.fair-modal__close {
    position: absolute;
    top: 14px;
    right: 14px;
    display: inline-flex;
    padding: 6px;
    color: var(--luv-text-mute, #8a97b0);
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}
.fair-modal__close:hover { color: var(--luv-text, #fff); background: rgba(255, 255, 255, 0.06); }

.fair-modal__title {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 0 0 4px;
    font-family: var(--luv-font-heading, sans-serif);
    font-weight: 800;
    font-size: 21px;
    letter-spacing: -0.01em;
    color: var(--luv-text, #fff);
}
.fair-modal__title svg { color: var(--luv-orange, #ff8a1f); }
.fair-modal__intro {
    margin: 0 0 18px;
    font-size: 13px;
    color: var(--luv-text-dim, #b8c2d8);
}

.fair-section {
    padding: 14px 0;
    border-top: 1px solid var(--luv-line, rgba(255, 255, 255, 0.1));
}
.fair-section:first-of-type { border-top: none; }

.fair-subtitle {
    margin: 0 0 10px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--luv-text-mute, #8a97b0);
}

.fair-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 5px 0;
    font-size: 13px;
}
.fair-row span { color: var(--luv-text-mute, #8a97b0); flex-shrink: 0; }
.fair-row strong { color: var(--luv-text, #fff); font-variant-numeric: tabular-nums; }
.fair-row code, .fair-reveal {
    font-family: var(--luv-font-mono, monospace);
    font-size: 11.5px;
    color: var(--luv-orange, #ff8a1f);
    word-break: break-all;
    text-align: right;
}
.fair-trunc {
    max-width: 230px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fair-label {
    display: block;
    margin: 12px 0 6px;
    font-size: 12px;
    color: var(--luv-text-dim, #b8c2d8);
}
.fair-input-row { display: flex; gap: 8px; }
.fair-input {
    flex: 1;
    min-width: 0;
    padding: 9px 11px;
    font-family: var(--luv-font-mono, monospace);
    font-size: 13px;
    color: var(--luv-text, #fff);
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--luv-line, rgba(255, 255, 255, 0.14));
    border-radius: 9px;
}
.fair-input:focus { outline: none; border-color: var(--luv-orange, #ff8a1f); }

.fair-btn {
    padding: 9px 14px;
    font-weight: 700;
    font-size: 13px;
    color: #1a1206;
    background: var(--luv-orange, #ff8a1f);
    border: none;
    border-radius: 9px;
    cursor: pointer;
    transition: filter .15s, opacity .15s;
    white-space: nowrap;
}
.fair-btn:hover { filter: brightness(1.08); }
.fair-btn:disabled { opacity: .5; cursor: default; }
.fair-btn--rotate {
    width: 100%;
    color: var(--luv-text, #fff);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--luv-line-strong, rgba(255, 255, 255, 0.18));
}
.fair-btn--rotate:hover { background: rgba(255, 138, 31, 0.12); border-color: var(--luv-orange, #ff8a1f); filter: none; }

.fair-hint {
    margin: 8px 0 0;
    font-size: 11.5px;
    line-height: 1.5;
    color: var(--luv-text-mute, #8a97b0);
}
.fair-msg { margin-top: 8px; font-size: 12px; }
.fair-msg--ok { color: #4ade80; }
.fair-msg--err { color: #f87171; }

.fair-reveal {
    display: block;
    margin-top: 6px;
    padding: 9px 11px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 138, 31, 0.4);
    border-radius: 9px;
    text-align: left;
}
.fair-verify-link, .fair-fulllink {
    display: inline-block;
    margin-top: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--luv-orange, #ff8a1f);
    text-decoration: none;
}
.fair-verify-link:hover, .fair-fulllink:hover { text-decoration: underline; }
.fair-fulllink { margin-top: 14px; }

/* ── Page vérificateur ── */
.fv-back-link {
    display: inline-block;
    margin-top: 14px;
    font-size: 14px;
    font-weight: 600;
    color: var(--luv-orange, #ff8a1f);
    text-decoration: none;
}
.fv-back-link:hover { text-decoration: underline; }

.fv-container {
    max-width: 980px;
    margin: 0 auto;
    padding: 10px 20px 60px;
}
.fv-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
@media (max-width: 760px) { .fv-grid { grid-template-columns: 1fr; } }

.fv-card {
    padding: 22px 22px 24px;
    background: var(--luv-surface, #0f1626);
    border: 1px solid var(--luv-line, rgba(255, 255, 255, 0.12));
    border-radius: 16px;
}
.fv-card__title {
    margin: 0 0 16px;
    font-family: var(--luv-font-heading, sans-serif);
    font-weight: 800;
    font-size: 18px;
    color: var(--luv-text, #fff);
}
.fv-label {
    display: block;
    margin: 14px 0 6px;
    font-size: 12.5px;
    color: var(--luv-text-dim, #b8c2d8);
}
.fv-label:first-of-type { margin-top: 0; }
.fv-input, .fv-select {
    width: 100%;
    padding: 10px 12px;
    font-family: var(--luv-font-mono, monospace);
    font-size: 13px;
    color: var(--luv-text, #fff);
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--luv-line, rgba(255, 255, 255, 0.14));
    border-radius: 9px;
}
.fv-input:focus, .fv-select:focus { outline: none; border-color: var(--luv-orange, #ff8a1f); }
.fv-btn {
    width: 100%;
    margin-top: 20px;
    padding: 12px;
    font-weight: 800;
    font-size: 14px;
    color: #1a1206;
    background: var(--luv-orange, #ff8a1f);
    border: none;
    border-radius: 10px;
    cursor: pointer;
}
.fv-btn:hover { filter: brightness(1.08); }

.fv-result__empty { color: var(--luv-text-mute, #8a97b0); font-size: 14px; }
.fv-out {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 0;
    border-bottom: 1px solid var(--luv-line, rgba(255, 255, 255, 0.08));
}
.fv-out__k { font-size: 12.5px; color: var(--luv-text-mute, #8a97b0); }
.fv-out__v { font-size: 16px; font-weight: 700; color: var(--luv-text, #fff); text-align: right; }
.fv-out__v em { font-style: normal; font-weight: 500; color: var(--luv-text-dim, #b8c2d8); font-size: 13px; }
.fv-out--floats .fv-out__v { font-size: 11px; font-weight: 400; color: var(--luv-text-dim, #b8c2d8); }
.fv-mono { font-family: var(--luv-font-mono, monospace); word-break: break-word; }

.fv-deck { display: flex; flex-wrap: wrap; gap: 5px; margin: 10px 0; }
.fv-deck__c {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    padding: 5px 6px;
    font-family: var(--luv-font-mono, monospace);
    font-size: 12px;
    font-weight: 600;
    color: var(--luv-text, #fff);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--luv-line, rgba(255, 255, 255, 0.12));
    border-radius: 6px;
}
.fv-hint { margin: 8px 0 0; font-size: 12px; color: var(--luv-text-mute, #8a97b0); }

.fv-hashcheck {
    margin: 0 0 14px;
    padding: 10px 12px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 9px;
}
.fv-hashcheck--ok { color: #4ade80; background: rgba(74, 222, 128, 0.1); border: 1px solid rgba(74, 222, 128, 0.3); }
.fv-hashcheck--bad { color: #f87171; background: rgba(248, 113, 113, 0.1); border: 1px solid rgba(248, 113, 113, 0.3); }

.fv-explain {
    margin-top: 24px;
    padding: 22px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--luv-line, rgba(255, 255, 255, 0.1));
    border-radius: 16px;
}
.fv-explain h3 { margin: 0 0 12px; font-size: 16px; color: var(--luv-text, #fff); }
.fv-explain ol { margin: 0; padding-left: 20px; color: var(--luv-text-dim, #b8c2d8); font-size: 13.5px; line-height: 1.7; }
.fv-explain code {
    font-family: var(--luv-font-mono, monospace);
    font-size: 12px;
    padding: 1px 5px;
    background: rgba(255, 138, 31, 0.12);
    border-radius: 4px;
    color: var(--luv-orange, #ff8a1f);
    word-break: break-word;
}