/**
 * ================================================
 * TUNNEL CHAT CSS — Interface IA Builder
 * Préfixe : .tcc-*
 * ================================================
 */

/* ── OVERLAY PLEIN ÉCRAN ── */
.tcc-overlay {
    position: fixed;
    inset: 0;
    z-index: 1100; /* au-dessus de tc-editor-overlay (9999) */
    display: flex;
    flex-direction: column;
    background: var(--bg-primary, #0f0f0f);
    color: var(--text-primary, #e4e4e7);
    font-family: Inter, -apple-system, sans-serif;
}

/* ── HEADER ── */
.tcc-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 16px;
    height: 54px;
    border-bottom: 1px solid var(--border, rgba(255,255,255,.1));
    background: var(--bg-secondary, #18181b);
    flex-shrink: 0;
}

.tcc-back-btn {
    background: none;
    border: 1px solid var(--border, rgba(255,255,255,.15));
    color: var(--text-muted, #a1a1aa);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    white-space: nowrap;
    transition: transform .2s ease-out, background .2s ease-out, border-color .2s ease-out, color .2s ease-out, opacity .2s ease-out;
}
.tcc-back-btn:hover {
    background: var(--bg-hover, rgba(255,255,255,.05));
    color: var(--text-primary, #e4e4e7);
}

.tcc-header-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tcc-page-tabs {
    display: flex;
    gap: 4px;
    flex: 1;
    justify-content: center;
}

.tcc-page-tab {
    background: none;
    border: 1px solid transparent;
    color: var(--text-muted, #a1a1aa);
    padding: 5px 14px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: transform .2s ease-out, background .2s ease-out, border-color .2s ease-out, color .2s ease-out, opacity .2s ease-out;
}
.tcc-page-tab:hover {
    background: var(--bg-hover, rgba(255,255,255,.05));
    color: var(--text-primary, #e4e4e7);
}
.tcc-page-tab.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.tcc-header-right {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
    flex-shrink: 0;
}

/* ── BADGE CRÉDITS ── */
.tcc-credits-badge {
    display: flex;
    align-items: center;
    gap: 5px;
    background: rgba(16, 185, 129, .15);
    border: 1px solid rgba(16, 185, 129, .3);
    color: #10b981;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    cursor: default;
    transition: transform .3s ease-out, background .3s ease-out, border-color .3s ease-out, color .3s ease-out, opacity .3s ease-out;
}
.tcc-credits-badge.tcc-credits-low {
    background: rgba(245, 158, 11, .15);
    border-color: rgba(245, 158, 11, .3);
    color: #f59e0b;
}
.tcc-credits-badge.tcc-credits-empty {
    background: rgba(239, 68, 68, .15);
    border-color: rgba(239, 68, 68, .3);
    color: #ef4444;
}

/* ── BOUTON PROMPT FORGE ── */
.tcc-forge-btn {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    border: none;
    color: #fff;
    padding: 7px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: transform .2s ease-out, background .2s ease-out, border-color .2s ease-out, color .2s ease-out, opacity .2s ease-out;
    box-shadow: 0 2px 8px rgba(245, 158, 11, .3);
    white-space: nowrap;
}
.tcc-forge-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(245, 158, 11, .4);
}
.tcc-forge-btn:active { transform: translateY(0); }

/* ── BODY (50/50) ── */
.tcc-body {
    display: flex;
    flex: 1;
    overflow: hidden;
    min-height: 0;
}

/* ── PANNEAU PREVIEW (gauche 50%) ── */
.tcc-preview-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border, rgba(255,255,255,.1));
    overflow: hidden;
    min-width: 0;
}

.tcc-preview-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--bg-tertiary, #111113);
    border-bottom: 1px solid var(--border, rgba(255,255,255,.08));
    flex-shrink: 0;
}

.tcc-url-label {
    font-size: 11px;
    color: var(--text-muted, #71717a);
    font-family: monospace;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tcc-preview-content {
    flex: 1;
    overflow-y: auto;
    background: #fff;
    color: #111;
}

/* ── PANNEAU CHAT (droite 50%) ── */
.tcc-chat-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
    max-width: 50%;
}

/* ── MESSAGES ── */
.tcc-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    scroll-behavior: smooth;
}

.tcc-msg {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    animation: tcc-msg-in .25s ease;
}
.tcc-msg-user {
    flex-direction: row-reverse;
}

@keyframes tcc-msg-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.tcc-msg-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
    background: var(--bg-secondary, #18181b);
    border: 1px solid var(--border, rgba(255,255,255,.1));
}

.tcc-msg-bubble {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.5;
    word-break: break-word;
}

.tcc-msg-assistant .tcc-msg-bubble {
    background: var(--bg-secondary, #18181b);
    border: 1px solid var(--border, rgba(255,255,255,.08));
    border-radius: 4px 12px 12px 12px;
    color: var(--text-primary, #e4e4e7);
}

.tcc-msg-user .tcc-msg-bubble {
    background: var(--accent);
    color: #fff;
    border-radius: 12px 4px 12px 12px;
}

/* ── ZONE DE SAISIE ── */
.tcc-chat-bottom {
    border-top: 1px solid var(--border, rgba(255,255,255,.1));
    padding: 12px;
    background: var(--bg-secondary, #18181b);
    flex-shrink: 0;
}

/* ── INDICATEUR FRAPPE ── */
.tcc-typing {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 8px;
    font-size: 12px;
    color: var(--text-muted, #71717a);
}

.tcc-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted, #71717a);
    animation: tcc-bounce .8s infinite;
    display: inline-block;
}
.tcc-dot:nth-child(2) { animation-delay: .15s; }
.tcc-dot:nth-child(3) { animation-delay: .3s; }

@keyframes tcc-bounce {
    0%, 80%, 100% { transform: translateY(0); }
    40%            { transform: translateY(-5px); }
}

/* ── HINTS ── */
.tcc-hints {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.tcc-hint {
    background: var(--bg-tertiary, #111113);
    border: 1px solid var(--border, rgba(255,255,255,.1));
    color: var(--text-muted, #a1a1aa);
    padding: 4px 10px;
    border-radius: 16px;
    font-size: 12px;
    cursor: pointer;
    transition: transform .2s ease-out, background .2s ease-out, border-color .2s ease-out, color .2s ease-out, opacity .2s ease-out;
}
.tcc-hint:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

/* ── INPUT ROW ── */
.tcc-input-row {
    display: flex;
    gap: 8px;
    align-items: flex-end;
}

.tcc-input {
    flex: 1;
    background: var(--bg-primary, #0f0f0f);
    border: 1px solid var(--border, rgba(255,255,255,.15));
    color: var(--text-primary, #e4e4e7);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 14px;
    font-family: inherit;
    resize: none;
    transition: border-color .2s;
    min-height: 44px;
    max-height: 120px;
}
.tcc-input:focus {
    outline: none;
    border-color: var(--accent);
}
.tcc-input::placeholder { color: var(--text-muted, #71717a); }

.tcc-send-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--accent);
    border: none;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform .2s ease-out, background .2s ease-out, border-color .2s ease-out, color .2s ease-out, opacity .2s ease-out;
    flex-shrink: 0;
}
.tcc-send-btn:hover { background: #5152e0; transform: scale(1.05); }
.tcc-send-btn:disabled {
    opacity: .5;
    cursor: not-allowed;
    transform: none;
}

/* ── MODAL PROMPT FORGE ── */
.tcc-modal-bg {
    position: fixed;
    inset: 0;
    z-index: 1150;
    background: rgba(0,0,0,.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.tcc-modal {
    background: var(--bg-secondary, #18181b);
    border: 1px solid var(--border, rgba(255,255,255,.12));
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 24px 80px rgba(0,0,0,.5);
    animation: tcc-modal-in .25s ease;
}

@keyframes tcc-modal-in {
    from { opacity: 0; transform: scale(.95); }
    to   { opacity: 1; transform: scale(1); }
}

.tcc-modal-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 20px 20px 0;
}

.tcc-modal-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary, #e4e4e7);
    margin: 0;
}

.tcc-modal-sub {
    font-size: 12px;
    color: var(--text-muted, #71717a);
    margin-top: 4px;
}

.tcc-modal-close {
    background: none;
    border: none;
    color: var(--text-muted, #71717a);
    cursor: pointer;
    font-size: 18px;
    padding: 4px 8px;
    border-radius: 4px;
    line-height: 1;
}
.tcc-modal-close:hover { color: var(--text-primary, #e4e4e7); }

.tcc-modal-body {
    padding: 20px;
}

.tcc-balance-row {
    background: color-mix(in srgb, var(--accent) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 13px;
    color: var(--text-muted, #a1a1aa);
    margin-bottom: 16px;
    text-align: center;
}
.tcc-balance-row strong { color: var(--accent); }

.tcc-forge-desc {
    font-size: 13px;
    color: var(--text-muted, #a1a1aa);
    line-height: 1.5;
    margin-bottom: 14px;
}

.tcc-forge-idea {
    width: 100%;
    background: var(--bg-primary, #0f0f0f);
    border: 1px solid var(--border, rgba(255,255,255,.15));
    color: var(--text-primary, #e4e4e7);
    border-radius: 10px;
    padding: 12px 14px;
    font-size: 14px;
    font-family: inherit;
    resize: vertical;
    margin-bottom: 14px;
    transition: border-color .2s;
    box-sizing: border-box;
}
.tcc-forge-idea:focus {
    outline: none;
    border-color: #f59e0b;
}
.tcc-forge-idea::placeholder { color: var(--text-muted, #71717a); }

.tcc-forge-launch {
    width: 100%;
    padding: 13px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    border: none;
    color: #fff;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: transform .2s ease-out, background .2s ease-out, border-color .2s ease-out, color .2s ease-out, opacity .2s ease-out;
    box-shadow: 0 4px 16px rgba(245, 158, 11, .3);
}
.tcc-forge-launch:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(245, 158, 11, .4); }
.tcc-forge-launch:disabled {
    opacity: .7;
    cursor: not-allowed;
    transform: none;
}

/* ── PACKS CRÉDITS ── */
.tcc-packs-intro {
    font-size: 13px;
    color: var(--text-muted, #a1a1aa);
    text-align: center;
    margin-bottom: 14px;
}

.tcc-packs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.tcc-pack {
    background: var(--bg-primary, #0f0f0f);
    border: 1px solid var(--border, rgba(255,255,255,.12));
    border-radius: 12px;
    padding: 16px 12px;
    text-align: center;
    transition: transform .2s ease-out, background .2s ease-out, border-color .2s ease-out, color .2s ease-out, opacity .2s ease-out;
}
.tcc-pack:hover {
    border-color: #f59e0b;
    box-shadow: 0 0 12px rgba(245, 158, 11, .15);
}

.tcc-pack-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted, #71717a);
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-bottom: 8px;
}

.tcc-pack-credits {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary, #e4e4e7);
    line-height: 1;
}

.tcc-pack-unit {
    font-size: 13px;
    font-weight: 400;
    color: var(--text-muted, #71717a);
}

.tcc-pack-price {
    font-size: 16px;
    font-weight: 700;
    color: #f59e0b;
    margin: 8px 0 2px;
}

.tcc-pack-per {
    font-size: 11px;
    color: var(--text-muted, #71717a);
    margin-bottom: 12px;
}

.tcc-pack-buy {
    width: 100%;
    padding: 8px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    border: none;
    color: #fff;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: transform .2s ease-out, background .2s ease-out, border-color .2s ease-out, color .2s ease-out, opacity .2s ease-out;
}
.tcc-pack-buy:hover { opacity: .9; transform: translateY(-1px); }

.tcc-packs-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 20px;
    color: var(--text-muted, #71717a);
}

/* ── SCROLLBAR CHAT ── */
.tcc-chat-messages::-webkit-scrollbar,
.tcc-preview-content::-webkit-scrollbar { width: 4px; }
.tcc-chat-messages::-webkit-scrollbar-track,
.tcc-preview-content::-webkit-scrollbar-track { background: transparent; }
.tcc-chat-messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 2px; }
.tcc-preview-content::-webkit-scrollbar-thumb { background: rgba(0,0,0,.15); border-radius: 2px; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    .tcc-body { flex-direction: column; }
    .tcc-preview-panel { max-height: 40vh; border-right: none; border-bottom: 1px solid var(--border, rgba(255,255,255,.1)); }
    .tcc-chat-panel { max-width: 100%; }
    .tcc-page-tabs { display: none; }
    .tcc-header-title { max-width: 140px; }
    .tcc-packs-grid { grid-template-columns: 1fr; }
}