/* BD Arena — Dungeon Game Engine Styles
   All colors via CSS variables — no hardcoded hex. */

/* ── Boss Card ─────────────────────────────────────── */
.arena-boss-card {
    background: var(--bg-card);
    border: 2px solid var(--accent);
    border-radius: 6px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    transition: border-color 0.3s;
}

.arena-boss-defeated {
    border-color: var(--positive);
    opacity: 0.7;
}

.arena-boss-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.arena-boss-icon {
    font-size: 1.5rem;
    color: var(--negative);
}

.arena-boss-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-heading);
}

.arena-boss-status {
    margin-left: auto;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
}

.arena-boss-desc {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

/* ── HP Bar ────────────────────────────────────────── */
.arena-hp-bar-container {
    position: relative;
    background: var(--bg-row);
    border: 1px solid var(--border);
    border-radius: 4px;
    height: 28px;
    overflow: hidden;
}

.arena-hp-bar {
    height: 100%;
    background: var(--negative);
    transition: width 0.5s ease;
    border-radius: 3px;
}

.arena-hp-label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

/* ── Rooms Track ───────────────────────────────────── */
.arena-rooms-track {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding: 1rem 0;
    margin-bottom: 1.5rem;
}

.arena-room {
    flex: 0 0 180px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1rem;
    text-align: center;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.arena-room-open {
    border-color: var(--accent);
    box-shadow: 0 0 8px var(--accent-glow);
}

.arena-room-completed {
    border-color: var(--positive);
    opacity: 0.8;
}

.arena-room-locked {
    opacity: 0.4;
}

.arena-room-tier {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    margin-bottom: 0.25rem;
}

.arena-room-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 0.25rem;
}

.arena-room-type {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.arena-room-xp {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--positive);
    margin-bottom: 0.5rem;
}

.arena-room-enter {
    background: var(--accent);
    color: var(--bg-card);
    border: none;
    padding: 4px 16px;
    border-radius: 2px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: opacity 0.2s;
}

.arena-room-enter:hover { opacity: 0.85; }

.arena-room-done {
    font-size: 0.72rem;
    color: var(--positive);
    font-weight: 600;
}

.arena-room .arena-room-locked {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* ── Damage Feed ───────────────────────────────────── */
.arena-damage-feed {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.arena-feed-header {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 0.75rem;
    letter-spacing: 0.04em;
}

.arena-feed-entry {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0;
    font-size: 0.78rem;
    border-bottom: 1px solid var(--border-dim);
}

.arena-feed-new { animation: arena-feed-flash 0.5s; }
@keyframes arena-feed-flash { 0% { background: var(--accent-glow); } 100% { background: transparent; } }

.arena-feed-who {
    font-weight: 600;
    color: var(--text-primary);
    min-width: 100px;
}

.arena-feed-action {
    flex: 1;
    color: var(--text-secondary);
    font-size: 0.72rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.arena-feed-dmg {
    color: var(--negative);
    font-weight: 700;
    font-family: var(--font-mono);
    min-width: 30px;
    text-align: right;
}

.arena-feed-time {
    color: var(--text-muted);
    font-size: 0.68rem;
    min-width: 30px;
    text-align: right;
}

.arena-feed-empty {
    text-align: center;
    padding: 1rem;
    color: var(--text-muted);
    font-size: 0.78rem;
}

/* ── CSS Avatars (semantic class names, no images) ── */
.arena-feed-avatar {
    display: inline-block;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    flex-shrink: 0;
}

.arena-avatar-warrior  { background: var(--negative); }
.arena-avatar-mage     { background: var(--accent); }
.arena-avatar-ranger   { background: var(--positive); }
.arena-avatar-rogue    { background: var(--warning); }
.arena-avatar-paladin  { background: var(--text-secondary); }
.arena-avatar-cleric   { background: var(--accent-glow); }
.arena-avatar-bard     { background: var(--text-muted); }
.arena-avatar-monk     { background: var(--border); }
.arena-avatar-default  { background: var(--text-muted); }

/* ── Treasure Chest ────────────────────────────────── */
.arena-chest-container {
    text-align: center;
    padding: 1.5rem;
}

.arena-chest-btn {
    background: var(--warning);
    color: var(--bg-card);
    border: none;
    padding: 12px 32px;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.arena-chest-btn:hover { transform: scale(1.05); }

.arena-chest-opening .arena-chest-btn {
    animation: arena-chest-shake 0.5s;
    pointer-events: none;
}

@keyframes arena-chest-shake {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-5deg); }
    75% { transform: rotate(5deg); }
}

.arena-reward-reveal {
    text-align: center;
    padding: 1.5rem;
    animation: arena-reward-pop 0.4s ease-out;
}

@keyframes arena-reward-pop {
    0% { transform: scale(0.5); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.arena-reward-icon { font-size: 2rem; color: var(--warning); margin-bottom: 0.5rem; }
.arena-reward-type { font-size: 0.82rem; font-weight: 700; color: var(--text-heading); }
.arena-reward-value { font-size: 0.78rem; color: var(--positive); margin-top: 0.25rem; }

.arena-reward-visible { display: block; }
#arena-chest-reward { display: none; }
#arena-chest-reward.arena-reward-visible { display: block; }

/* ── Trivia ────────────────────────────────────────── */
.arena-trivia-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1.25rem;
}

.arena-trivia-question {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 1rem;
}

.arena-trivia-options {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.arena-trivia-option {
    background: var(--bg-row);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.5rem 1rem;
    font-size: 0.82rem;
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
    transition: border-color 0.2s;
}

.arena-trivia-option:hover { border-color: var(--accent); }
.arena-trivia-option:disabled { cursor: default; opacity: 0.6; }
.arena-trivia-correct { border-color: var(--positive); background: var(--bg-row); }

/* ── Point Toast ───────────────────────────────────── */
.arena-point-toast {
    position: fixed;
    top: 80px;
    right: 20px;
    background: var(--positive);
    color: var(--bg-card);
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 700;
    z-index: 10000;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s, transform 0.3s;
    pointer-events: none;
}

.arena-point-toast span {
    font-weight: 400;
    font-size: 0.75rem;
    margin-left: 6px;
}

.arena-toast-show {
    opacity: 1;
    transform: translateY(0);
}

/* ── Boss Defeat Overlay ───────────────────────────── */
.arena-defeat-overlay {
    position: fixed;
    inset: 0;
    background: var(--overlay-bg, rgba(0, 0, 0, 0.7));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    opacity: 0;
    transition: opacity 0.5s;
}

.arena-defeat-show { opacity: 1; }

.arena-defeat-content {
    text-align: center;
    color: var(--warning);
}

.arena-defeat-icon { font-size: 4rem; margin-bottom: 0.5rem; }
.arena-defeat-title { font-size: 2rem; font-weight: 700; letter-spacing: 0.1em; }
.arena-defeat-boss { font-size: 1.1rem; color: var(--text-primary); margin-top: 0.5rem; }
.arena-defeat-mvp { font-size: 0.85rem; color: var(--positive); margin-top: 0.25rem; }