/* ── Top Bar ── */
.builder-topbar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    position: sticky;
    top: 0;
    z-index: 100;
}

.deck-name-input {
    flex: 1;
    min-width: 180px;
    max-width: 360px;
    font-weight: 600;
}

.season-input {
    width: 120px;
}

.save-btn {
    white-space: nowrap;
}

.validity-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.3rem 0.7rem;
    border-radius: 100px;
    white-space: nowrap;
}

.badge-valid {
    background: rgba(102, 187, 106, 0.15);
    color: #66bb6a;
    border: 1px solid rgba(102, 187, 106, 0.3);
}

.badge-invalid {
    background: rgba(255, 171, 64, 0.12);
    color: #ffab40;
    border: 1px solid rgba(255, 171, 64, 0.3);
}

.save-toast {
    font-size: 0.85rem;
    font-weight: 500;
    animation: fade-in 0.2s ease-out;
}

.save-ok { color: #66bb6a; }
.save-error { color: #ef5350; }

/* ── Main Layout ── */
.builder-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    height: calc(100vh - 110px);
    overflow: hidden;
}

/* ── Browser Panel ── */
.browser-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-right: 1px solid var(--border);
}

.browser-panel .category-tabs {
    display: flex;
    gap: 0.4rem;
    padding: 0.75rem 1rem 0;
    flex-wrap: wrap;
}

.browser-panel .filter-bar {
    padding: 0.5rem 1rem;
    display: flex;
    gap: 0.5rem;
}

.browser-grid {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem 1rem 1rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 0.6rem;
    align-content: start;
}

.browser-card {
    cursor: pointer;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-surface);
    border: 2px solid transparent;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.browser-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(108, 99, 255, 0.2);
    border-color: rgba(108, 99, 255, 0.25);
}

.browser-card.in-deck {
    border-color: rgba(108, 99, 255, 0.4);
}

.browser-card.maxed {
    opacity: 0.5;
    cursor: not-allowed;
}

.browser-card.maxed:hover {
    transform: none;
    box-shadow: none;
}

.browser-card-img {
    position: relative;
    width: 100%;
    aspect-ratio: 5 / 7;
    overflow: hidden;
    background: #111128;
}

.browser-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.in-deck-count {
    position: absolute;
    bottom: 0.3rem;
    right: 0.3rem;
    background: var(--accent);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    width: 1.4rem;
    height: 1.4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.2);
}

.maxed-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: rgba(255,255,255,0.5);
}

.browser-card-name {
    font-size: 0.72rem;
    font-weight: 500;
    padding: 0.3rem 0.4rem;
    background: var(--bg-elevated);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
}

/* ── Deck Panel ── */
.deck-panel {
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    background: var(--bg-surface);
    gap: 0;
}

.deck-status-bar {
    display: flex;
    align-items: center;
    padding: 0.6rem 1rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-elevated);
    position: sticky;
    top: 0;
    z-index: 10;
}

.card-count {
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: baseline;
    gap: 0.15rem;
}

.count-denom { font-size: 0.8rem; font-weight: 400; color: var(--text-muted); }
.count-ok { color: #66bb6a; }
.count-over { color: #ef5350; }
.count-under { color: var(--text-secondary); }

/* ── Mana Curve ── */
.mana-curve {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    padding: 0.75rem 1rem 0.5rem;
    border-bottom: 1px solid var(--border);
    height: 80px;
}

.curve-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.curve-bar-wrap {
    flex: 1;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    gap: 2px;
}

.curve-count {
    font-size: 0.6rem;
    color: var(--text-muted);
    height: 0.8rem;
    line-height: 1;
}

.curve-bar {
    width: 100%;
    background: var(--accent);
    border-radius: 2px 2px 0 0;
    min-height: 2px;
    transition: height 0.2s ease;
    opacity: 0.8;
}

.curve-label {
    font-size: 0.6rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ── Deck Card List ── */
.deck-card-list {
    flex: 1;
    padding: 0.5rem 0;
}

.deck-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.deck-empty i { font-size: 2rem; }

.deck-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3rem 1rem;
    border-bottom: 1px solid rgba(42, 42, 74, 0.5);
    transition: background 0.15s ease;
}

.deck-row:hover { background: var(--bg-hover); }

.deck-row-img {
    width: 28px;
    height: 40px;
    object-fit: cover;
    border-radius: 3px;
    flex-shrink: 0;
}

.deck-row-name {
    flex: 1;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.deck-row-cost {
    font-size: 0.75rem;
    color: var(--gold);
    font-weight: 600;
    flex-shrink: 0;
}

.deck-row-controls {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-shrink: 0;
}

.count-btn {
    width: 1.5rem;
    height: 1.5rem;
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease;
    padding: 0;
}

.count-btn:hover:not(:disabled) { background: var(--bg-hover); border-color: var(--accent); }
.count-btn:disabled { opacity: 0.35; cursor: not-allowed; }

.count-display {
    font-size: 0.85rem;
    font-weight: 700;
    width: 1.2rem;
    text-align: center;
    color: var(--accent);
}

/* ── Divers Section ── */
.section-header {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1rem 0.4rem;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
}

.section-count {
    margin-left: auto;
    background: var(--bg-hover);
    padding: 0.1rem 0.5rem;
    border-radius: 100px;
    font-size: 0.75rem;
}

.divers-section { padding-bottom: 0.5rem; }

.diver-slot {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin: 0.25rem 1rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    border: 1px dashed var(--border);
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.15s ease;
    color: var(--text-muted);
}

.diver-slot.empty:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(108, 99, 255, 0.05);
}

.diver-slot.filled {
    border-style: solid;
    border-color: rgba(108, 99, 255, 0.3);
    color: var(--text-primary);
    background: var(--bg-elevated);
}

.diver-thumb {
    width: 28px;
    height: 40px;
    object-fit: cover;
    border-radius: 3px;
    flex-shrink: 0;
}

.diver-name {
    flex: 1;
    font-weight: 500;
    font-size: 0.85rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.diver-remove {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.2rem;
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.diver-remove:hover { color: #ef5350; }

/* ── Notes Section ── */
.notes-section {
    padding-bottom: 1rem;
}

.notes-input {
    margin: 0 1rem;
    width: calc(100% - 2rem);
    font-size: 0.85rem;
    resize: vertical;
    min-height: 80px;
    background: var(--bg-primary);
    border-color: var(--border);
    color: var(--text-primary);
}

/* ── Diver Picker Modal ── */
.diver-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1050;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.25rem;
    width: 560px;
    max-width: 92vw;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
    animation: detail-enter 0.2s ease-out;
}

.diver-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.diver-modal-header h5 {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
}

.diver-picker-grid {
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.5rem;
    flex: 1;
}

.diver-picker-card {
    cursor: pointer;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--bg-elevated);
    border: 2px solid transparent;
    transition: border-color 0.15s ease, transform 0.15s ease;
    text-align: center;
}

.diver-picker-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.diver-picker-card img {
    width: 100%;
    aspect-ratio: 5 / 7;
    object-fit: cover;
    display: block;
}

.diver-picker-card span {
    display: block;
    font-size: 0.68rem;
    padding: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
    background: var(--bg-elevated);
}

/* ── Responsive ── */
@media (max-width: 900px) {
    .builder-layout {
        grid-template-columns: 1fr;
        height: auto;
        overflow: visible;
    }

    .browser-panel {
        border-right: none;
        border-bottom: 1px solid var(--border);
        max-height: 70vh;
    }

    .deck-panel {
        max-height: none;
    }

    .builder-topbar {
        position: static;
    }
}