/* =========================================================================
   Yu-Gi-Oh! Forbidden Memories Online — Design System & Stylesheet
   Aesthetic: Ancient Egyptian Obsidian & Millennium Gold Stone Minimalist
   ========================================================================= */

:root {
    /* Palette Tokens */
    --bg-darkest: #07080a;
    --bg-surface: #0f1217;
    --bg-surface-elevated: #161a22;
    --bg-surface-glass: rgba(18, 22, 30, 0.75);

    --gold-primary: #d4af37;
    --gold-light: #ffdf70;
    --gold-dark: #8c7322;
    --gold-glow: rgba(212, 175, 55, 0.25);

    --crimson-primary: #8c141e;
    --crimson-bright: #c82030;
    --crimson-glow: rgba(200, 32, 48, 0.35);

    --stone-border: #2a313d;
    --stone-highlight: #3d4657;

    --text-primary: #f0f3f8;
    --text-secondary: #9da7b7;
    --text-muted: #5e6878;

    --status-online: #22c55e;
    --status-offline: #ef4444;

    /* Typography */
    --font-ancient: 'Cinzel', serif;
    --font-ui: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Layout metrics */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --header-h: 68px;
    --toolbar-h: 56px;
}

/* Reset & Box Sizing */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-darkest);
    color: var(--text-primary);
    font-family: var(--font-ui);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    user-select: none;
    -webkit-font-smoothing: antialiased;
}

/* Ambient Millennium Atmosphere */
.ancient-glow {
    position: fixed;
    top: -20%;
    left: 20%;
    width: 60vw;
    height: 60vh;
    background: radial-gradient(ellipse at center, rgba(212, 175, 55, 0.04) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* =========================================================================
   Header Component
   ========================================================================= */
.app-header {
    height: var(--header-h);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(180deg, rgba(15, 18, 23, 0.95) 0%, rgba(10, 12, 16, 0.8) 100%);
    border-bottom: 1px solid var(--stone-border);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 50;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.millennium-eye {
    width: 36px;
    height: 36px;
    color: var(--gold-primary);
    filter: drop-shadow(0 0 8px var(--gold-glow));
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.brand:hover .millennium-eye {
    transform: scale(1.08) rotate(3deg);
}

.brand-text h1 {
    font-family: var(--font-ancient);
    font-size: 1.15rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    background: linear-gradient(135deg, #ffffff 40%, var(--gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}

.subbrand {
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    color: var(--text-secondary);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.badge-online {
    background: rgba(212, 175, 55, 0.12);
    color: var(--gold-primary);
    border: 1px solid var(--gold-dark);
    border-radius: 4px;
    padding: 1px 5px;
    font-size: 0.6rem;
    font-weight: 700;
}

.header-status {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--status-offline);
    box-shadow: 0 0 6px rgba(239, 68, 68, 0.6);
    transition: background 0.3s, box-shadow 0.3s;
}

.status-indicator.online .status-dot {
    background: var(--status-online);
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
}

.status-indicator.online .status-text {
    color: var(--text-primary);
}

.gamepad-badge {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.65rem;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-border);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--text-muted);
    transition: all 0.25s ease;
}

.gamepad-badge.connected {
    color: var(--gold-light);
    border-color: var(--gold-dark);
    background: rgba(212, 175, 55, 0.1);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.15);
}

/* =========================================================================
   Main Workspace Layout
   ========================================================================= */
.app-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 380px;
    height: calc(100vh - var(--header-h));
    position: relative;
    z-index: 10;
}

@media (max-width: 1024px) {
    .app-layout {
        grid-template-columns: 1fr;
        height: auto;
        overflow-y: auto;
    }
}

/* =========================================================================
   Left: Game Viewport Section
   ========================================================================= */
.game-viewport-section {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    gap: 0.75rem;
    background: radial-gradient(circle at center, #11141a 0%, #07080a 100%);
    overflow: hidden;
}

.screen-frame {
    flex: 1;
    position: relative;
    background: #000000;
    border-radius: var(--radius-md);
    border: 2px solid var(--stone-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(212, 175, 55, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

#screen-container canvas,
#canvas {
    width: 100% !important;
    height: 100% !important;
    max-width: 100% !important;
    max-height: 100% !important;
    object-fit: contain !important;
    image-rendering: auto;
    outline: none;
    display: block;
}

/* =========================================================================
   Screen Overlays (Splash, Syncing, Result)
   ========================================================================= */
.screen-overlay {
    position: absolute;
    inset: 0;
    background: rgba(7, 8, 10, 0.92);
    backdrop-filter: blur(6px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    z-index: 20;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.screen-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Start Splash Monolith */
.eye-monolith {
    font-size: 3.5rem;
    color: var(--gold-primary);
    filter: drop-shadow(0 0 16px var(--gold-glow));
    margin-bottom: 0.75rem;
    animation: gentlePulse 4s ease-in-out infinite;
}

@keyframes gentlePulse {
    0%, 100% { transform: scale(1); opacity: 0.85; }
    50% { transform: scale(1.05); opacity: 1; filter: drop-shadow(0 0 24px rgba(212, 175, 55, 0.45)); }
}

.screen-overlay h2 {
    font-family: var(--font-ancient);
    font-size: 1.6rem;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

.screen-overlay .subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    max-width: 480px;
    margin-bottom: 1.75rem;
}

.splash-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.features-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    justify-content: center;
    font-size: 0.78rem;
    color: var(--gold-light);
    opacity: 0.8;
}

/* Reconnection Modal */
.spinner-ouroboros {
    width: 52px;
    height: 52px;
    border: 3px solid var(--stone-border);
    border-top-color: var(--gold-primary);
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.progress-bar-wrap {
    width: 240px;
    height: 8px;
    background: var(--bg-surface-elevated);
    border-radius: 4px;
    overflow: hidden;
    margin: 1rem 0 0.5rem;
    border: 1px solid var(--stone-border);
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold-light));
    border-radius: 4px;
    transition: width 0.3s ease;
}

.sync-percent {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* Result Modal (Ganaste / Perdiste) */
.result-box {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-highlight);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.8), 0 0 0 1px var(--gold-dark);
    border-radius: var(--radius-lg);
    padding: 2rem 2.5rem;
    width: 100%;
    max-width: 380px;
}

.result-title {
    font-family: var(--font-ancient);
    font-size: 2.2rem;
    color: var(--gold-light);
    letter-spacing: 0.08em;
    margin-bottom: 0.25rem;
}

.result-title.lose {
    color: var(--crimson-bright);
}

.result-cause {
    display: block;
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1.25rem;
}

.result-duelists {
    background: var(--bg-surface);
    padding: 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

.result-duelists .vs {
    color: var(--gold-primary);
    font-weight: 700;
    margin: 0 0.4rem;
}

.result-stats {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    text-align: left;
    font-size: 0.85rem;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
    padding-bottom: 0.3rem;
}

.stat-row strong {
    color: var(--text-primary);
}

/* =========================================================================
   Duel Toolbar (Bottom)
   ========================================================================= */
.duel-toolbar {
    height: var(--toolbar-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-surface);
    border: 1px solid var(--stone-border);
    border-radius: var(--radius-md);
    padding: 0 1rem;
    position: relative;
}

.toolbar-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tool-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.45rem 0.85rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.tool-btn:hover {
    color: var(--text-primary);
    background: var(--bg-surface-elevated);
    border-color: var(--stone-border);
}

.tool-btn.btn-danger-action:hover {
    color: #ff6b6b;
    background: rgba(200, 32, 48, 0.15);
    border-color: rgba(200, 32, 48, 0.4);
}

/* Quick Phrases Popup */
.quick-phrases-popup {
    position: absolute;
    bottom: calc(var(--toolbar-h) + 10px);
    left: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-highlight);
    border-radius: var(--radius-md);
    padding: 0.6rem;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.7);
    z-index: 40;
    transition: opacity 0.2s, transform 0.2s;
}

.quick-phrases-popup.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
}

.phrase-chip {
    background: var(--bg-surface);
    border: 1px solid var(--stone-border);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 0.8rem;
    padding: 0.45rem 0.85rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-align: left;
    transition: all 0.15s ease;
}

.phrase-chip:hover {
    border-color: var(--gold-primary);
    background: rgba(212, 175, 55, 0.1);
    color: var(--gold-light);
}

/* =========================================================================
   Right Sidebar (Lobby, Chat, Controls, Settings)
   ========================================================================= */
.sidebar-section {
    background: var(--bg-surface);
    border-left: 1px solid var(--stone-border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.sidebar-tabs {
    display: flex;
    background: var(--bg-darkest);
    border-bottom: 1px solid var(--stone-border);
}

.tab-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-family: var(--font-ui);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.85rem 0.25rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    color: var(--text-secondary);
}

.tab-btn.active {
    color: var(--gold-light);
    border-bottom-color: var(--gold-primary);
    background: linear-gradient(180deg, transparent 0%, rgba(212, 175, 55, 0.05) 100%);
}

.tab-content {
    flex: 1;
    padding: 1.25rem;
    overflow-y: auto;
    display: none;
}

.tab-content.active {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Panel Cards & Inputs */
.panel-card {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-border);
    border-radius: var(--radius-md);
    padding: 0.85rem;
}

.panel-card label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.4rem;
}

.input-with-button {
    display: flex;
    gap: 0.5rem;
}

input[type="text"] {
    flex: 1;
    background: var(--bg-darkest);
    border: 1px solid var(--stone-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 0.9rem;
    padding: 0.5rem 0.75rem;
    outline: none;
    transition: border-color 0.2s;
}

input[type="text"]:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 2px var(--gold-glow);
}

.btn-mini {
    background: var(--bg-surface);
    border: 1px solid var(--stone-border);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0 0.85rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-mini:hover {
    border-color: var(--gold-primary);
    color: var(--gold-light);
}

/* Lobby Actions */
.lobby-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.join-room-box {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-border);
    border-radius: var(--radius-md);
    padding: 0.85rem;
}

.join-room-box label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.4rem;
}

.code-input-row {
    display: flex;
    gap: 0.5rem;
}

.code-input-row input {
    text-align: center;
    font-family: var(--font-ancient);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

/* Active Room Banner */
.room-banner {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.08) 0%, rgba(15, 18, 23, 0.9) 100%);
    border: 1px solid var(--gold-dark);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    animation: fadeIn 0.3s ease;
}

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

.room-tag {
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--gold-primary);
    font-weight: 700;
}

.room-code-display {
    font-family: var(--font-ancient);
    font-size: 1.4rem;
    color: var(--gold-light);
    letter-spacing: 0.15em;
}

.duelists-matchup {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-darkest);
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--stone-border);
}

.duel-slot {
    display: flex;
    flex-direction: column;
}

.slot-role {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.slot-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.slot-vs {
    font-family: var(--font-ancient);
    color: var(--gold-primary);
    font-weight: 900;
    font-size: 0.85rem;
}

/* Public Rooms List */
.public-rooms-section {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.section-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section-title-row h3 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-text {
    background: transparent;
    border: none;
    color: var(--gold-primary);
    font-family: var(--font-ui);
    font-size: 0.75rem;
    cursor: pointer;
}

.rooms-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.room-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-border);
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.room-item:hover {
    border-color: var(--gold-primary);
    background: rgba(212, 175, 55, 0.05);
}

.empty-state {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    padding: 1.5rem 0.5rem;
    line-height: 1.5;
}

/* Chat Tab */
.chat-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    gap: 0.75rem;
}

.chat-messages-log {
    flex: 1;
    background: var(--bg-darkest);
    border: 1px solid var(--stone-border);
    border-radius: var(--radius-md);
    padding: 0.75rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.chat-msg {
    font-size: 0.82rem;
    line-height: 1.4;
}

.chat-msg strong {
    color: var(--gold-light);
    margin-right: 0.3rem;
}

.chat-system-msg {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
    text-align: center;
    padding: 0.4rem 0;
}

.chat-input-bar {
    display: flex;
    gap: 0.5rem;
}

.btn-send {
    background: var(--gold-primary);
    border: none;
    color: #000;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.15s;
}

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

/* Controls Tab */
.controls-guide h3 {
    font-size: 0.9rem;
    color: var(--gold-light);
    margin-bottom: 0.75rem;
}

.ctrl-tip {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1rem;
}

.keymap-table {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.keymap-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--text-secondary);
    background: var(--bg-surface-elevated);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--stone-border);
}

kbd {
    background: var(--bg-darkest);
    border: 1px solid var(--stone-highlight);
    border-radius: 4px;
    padding: 0.15rem 0.4rem;
    font-size: 0.75rem;
    color: var(--gold-light);
    font-family: inherit;
    box-shadow: 0 1px 2px rgba(0,0,0,0.4);
}

/* Settings Tab */
.settings-group {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.settings-group h3 {
    font-size: 0.85rem;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.setting-slider {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.setting-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.save-buttons-row {
    display: flex;
    gap: 0.5rem;
}

/* =========================================================================
   Standard Buttons
   ========================================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-ui);
    font-size: 0.88rem;
    font-weight: 600;
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn.wide {
    width: 100%;
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold-primary) 100%);
    color: #120e03;
    font-weight: 700;
    box-shadow: 0 4px 16px var(--gold-glow);
}

.btn-gold:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

.btn-crimson {
    background: linear-gradient(135deg, var(--crimson-bright) 0%, var(--crimson-primary) 100%);
    color: #ffffff;
    box-shadow: 0 4px 16px var(--crimson-glow);
}

.btn-crimson:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(200, 32, 48, 0.5);
}

.btn-stone {
    background: var(--bg-surface-elevated);
    border-color: var(--stone-border);
    color: var(--text-primary);
}

.btn-stone:hover:not(:disabled) {
    border-color: var(--stone-highlight);
    background: #1c212b;
}

.btn-transparent {
    background: transparent;
    border-color: var(--stone-border);
    color: var(--text-secondary);
}

.btn-transparent:hover:not(:disabled) {
    color: var(--text-primary);
    background: var(--bg-surface-elevated);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.rom-detect-status {
    font-size: 0.85rem;
    color: #4ade80;
    margin-top: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.25);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
}

.rom-custom-pick {
    margin-top: 0.5rem;
}

.btn-subtle {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    text-decoration: underline;
    transition: color 0.2s ease;
}

.btn-subtle:hover {
    color: var(--gold-light);
}

/* =========================================================================
   Duel HUD Avatars & Life Points Gauges (In-Game Overlay)
   ========================================================================= */
.duel-hud-avatars {
    position: absolute;
    top: 1rem;
    left: 1rem;
    right: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    pointer-events: none;
    z-index: 25;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.duel-hud-avatars.hidden {
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
}

.hud-avatar-box {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(15, 18, 23, 0.85);
    border: 1px solid var(--gold-dark);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.8), 0 0 12px var(--gold-glow);
    padding: 0.5rem 0.85rem;
    border-radius: 40px;
    backdrop-filter: blur(8px);
    pointer-events: auto;
    transition: transform 0.2s ease;
}

.hud-avatar-box:hover {
    transform: scale(1.03);
    border-color: var(--gold-primary);
}

.avatar-ring {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 2px solid var(--gold-primary);
    overflow: hidden;
    background: #000;
    box-shadow: 0 0 8px var(--gold-glow);
    flex-shrink: 0;
}

.avatar-ring img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-info {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    min-width: 110px;
}

.avatar-info.right {
    align-items: flex-end;
    text-align: right;
}

.avatar-name {
    font-family: var(--font-ancient);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--gold-light);
    letter-spacing: 0.05em;
}

.lp-bar-wrap {
    width: 100%;
    height: 6px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 3px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.lp-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #22c55e 0%, #4ade80 100%);
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.avatar-lp {
    font-size: 0.75rem;
    font-weight: 800;
    color: #4ade80;
    letter-spacing: 0.05em;
}

/* =========================================================================
   Anime Cut-In Cinematic Layer (1080p Overlay)
   ========================================================================= */
.anime-cutin-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 35;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s ease;
}

.anime-cutin-layer.hidden {
    display: none;
}

/* High Speed Action Lines */
.cutin-speedlines {
    position: absolute;
    inset: -50%;
    background: repeating-radial-gradient(
        circle at 50% 50%,
        rgba(212, 175, 55, 0.08) 0,
        rgba(212, 175, 55, 0.08) 2px,
        transparent 3px,
        transparent 8px
    );
    opacity: 0.75;
    animation: rotateSpeedlines 2s linear infinite;
}

@keyframes rotateSpeedlines {
    from { transform: rotate(0deg) scale(1.1); }
    to { transform: rotate(360deg) scale(1.1); }
}

.cutin-character-wrap {
    position: absolute;
    left: 4%;
    bottom: -5%;
    width: 58%;
    max-width: 540px;
    height: 90%;
    display: flex;
    align-items: flex-end;
    animation: cutinCharSlide 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.cutin-character-img {
    width: 100%;
    height: auto;
    max-height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.95)) drop-shadow(0 0 15px var(--gold-glow));
}

@keyframes cutinCharSlide {
    0% {
        transform: translateX(-120%) scale(0.9) skewX(-8deg);
        opacity: 0;
    }
    100% {
        transform: translateX(0) scale(1) skewX(0deg);
        opacity: 1;
    }
}

.cutin-banner-wrap {
    position: absolute;
    right: 4%;
    top: 25%;
    width: 48%;
    max-width: 480px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    animation: cutinBannerZoom 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes cutinBannerZoom {
    0% {
        transform: scale(0.6) translateY(-40px);
        opacity: 0;
    }
    100% {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.cutin-header-img {
    width: 100%;
    height: auto;
    max-height: 85px;
    object-fit: contain;
    filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.8));
}

.cutin-dialog-box {
    width: 100%;
    background: rgba(10, 12, 16, 0.92);
    border: 1px solid var(--gold-primary);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.25rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.85), 0 0 15px var(--gold-glow);
    backdrop-filter: blur(10px);
}

.cutin-speaker {
    display: block;
    font-family: var(--font-ancient);
    font-size: 0.95rem;
    font-weight: 900;
    color: var(--gold-light);
    margin-bottom: 0.25rem;
}

.cutin-phrase {
    font-size: 0.95rem;
    line-height: 1.4;
    color: var(--text-primary);
    font-style: italic;
}

/* =========================================================================
   Mods & HD Tab Specific Styles
   ========================================================================= */
.group-header-with-badge {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.4rem;
}

.badge-gold {
    font-size: 0.65rem;
    font-weight: 700;
    background: rgba(212, 175, 55, 0.15);
    color: var(--gold-light);
    border: 1px solid var(--gold-dark);
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: 0.08em;
}

.mod-field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 0.75rem;
}

.mod-field label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.select-ancient {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-border);
    color: var(--text-primary);
    padding: 0.55rem 0.75rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.select-ancient:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 8px var(--gold-glow);
}

.test-cutins-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
    margin-top: 0.85rem;
}

.card-search-box {
    margin-bottom: 0.75rem;
}

.input-ancient {
    width: 100%;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-border);
    color: var(--text-primary);
    padding: 0.55rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    outline: none;
}

.input-ancient:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 8px var(--gold-glow);
}

.card-hd-preview-box {
    display: flex;
    gap: 1rem;
    background: rgba(15, 18, 23, 0.7);
    border: 1px solid var(--stone-border);
    border-radius: var(--radius-md);
    padding: 0.75rem;
    align-items: center;
}

.card-hd-img-wrap {
    width: 100px;
    height: 146px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
    border: 1px solid var(--gold-dark);
    background: #000;
}

.card-hd-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.card-hd-img-wrap:hover img {
    transform: scale(1.08);
}

.card-hd-meta {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    flex: 1;
}

.card-hd-meta strong {
    font-family: var(--font-ancient);
    font-size: 0.95rem;
    color: var(--gold-light);
}

.card-hd-meta span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

.quick-card-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    margin-top: 0.4rem;
}

.chip-card {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--stone-border);
    color: var(--text-muted);
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.chip-card:hover {
    color: var(--gold-light);
    border-color: var(--gold-dark);
    background: rgba(212, 175, 55, 0.1);
}