/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */
:root {
    /* Color Palette - Stadium Night Sky / Neon lights */
    --bg-dark: #0a0f1d;
    --bg-card: #151b30;
    --bg-slot: #1c243f;
    --text-main: #f0f3f9;
    --text-muted: #8e9bb4;
    
    /* Neon Colors */
    --neon-blue: #00d2ff;
    --neon-green: #39ff14;
    --neon-gold: #ffd700;
    --neon-red: #ff3838;
    --neon-purple: #bd00ff;

    /* Semantic Colors */
    --color-strike: #39ff14;
    --color-ball: #ffaa00;
    --color-out: #ff3838;

    /* Typography & Shadows */
    --font-numeric: 'Outfit', 'Noto Sans KR', sans-serif;
    --font-text: 'Noto Sans KR', sans-serif;
    --shadow-neon-blue: 0 0 15px rgba(0, 210, 255, 0.4);
    --shadow-neon-green: 0 0 15px rgba(57, 255, 20, 0.4);
    --shadow-neon-gold: 0 0 15px rgba(255, 215, 0, 0.4);
    --shadow-neon-purple: 0 0 15px rgba(189, 0, 255, 0.4);
    --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    /* Grid & Borders */
    --radius-lg: 20px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --transition-smooth: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   RESET & GLOBAL STYLES
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent; /* Disable tap highlight on mobile */
}

body {
    font-family: var(--font-text);
    background-color: #03060f;
    color: var(--text-main);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
}

.hidden {
    display: none !important;
}

/* Desktop Centered Container */
.app-wrapper {
    width: 100%;
    height: 100vh;
    max-width: 480px;
    background-color: var(--bg-dark);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
    position: relative;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

/* ==========================================================================
   SCREEN MANAGEMENT (SPA VIEWS)
   ========================================================================== */
.screen {
    width: 100%;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    padding: 20px;
    opacity: 1;
    transition: opacity 0.25s ease-in-out;
}

.screen.hidden {
    display: none !important;
    opacity: 0;
    pointer-events: none;
}

/* ==========================================================================
   LOBBY SCREEN (로비 화면 스타일)
   ========================================================================== */
.lobby-header {
    margin-top: 40px;
    margin-bottom: 30px;
    text-align: center;
}

.logo-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.ball-glow {
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, #ffffff 20%, #e2e8f0 70%, #94a3b8 100%);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.5rem;
    color: var(--bg-dark);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.3), inset 0 -4px 10px rgba(0, 0, 0, 0.2);
    border: 3px solid #ffffff;
    animation: pulseGlow 2.5s infinite ease-in-out;
}

@keyframes pulseGlow {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 35px rgba(0, 210, 255, 0.4), inset 0 -4px 10px rgba(0, 0, 0, 0.2);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 50px rgba(189, 0, 255, 0.5), inset 0 -4px 10px rgba(0, 0, 0, 0.2);
    }
}

.logo-subtitle {
    font-family: var(--font-numeric);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 3px;
    color: var(--neon-blue);
    text-shadow: 0 0 10px rgba(0, 210, 255, 0.3);
}

.logo-title {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #ffffff 30%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* User Profile Card */
.user-profile-bar {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-card);
}

.profile-avatar {
    font-size: 2.5rem;
    color: var(--neon-blue);
    text-shadow: var(--shadow-neon-blue);
}

.profile-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.profile-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge-user {
    background: var(--neon-blue);
    color: var(--bg-dark);
    font-size: 0.7rem;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
}

.profile-stats {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.match-hub {
    margin-bottom: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 14px 0;
}

.presence-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    margin-bottom: 14px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.presence-summary div {
    min-width: 0;
    padding: 9px 4px;
    background: rgba(10, 15, 31, 0.96);
    text-align: center;
}

.presence-summary strong,
.presence-summary span {
    display: block;
}

.presence-summary strong {
    color: var(--neon-blue);
    font-family: var(--font-numeric);
    font-size: 1rem;
}

.presence-summary span {
    margin-top: 2px;
    color: var(--text-muted);
    font-size: 0.7rem;
}

.match-hub-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.match-hub-header h2 {
    color: var(--text-main);
    font-size: 0.98rem;
}

.match-hub-header h2 i {
    margin-right: 5px;
    color: var(--neon-gold);
}

.match-hub-header p {
    margin-top: 4px;
    color: var(--text-muted);
    font-size: 0.72rem;
    line-height: 1.4;
}

.match-waiting-toggle {
    flex: 0 0 auto;
    cursor: pointer;
}

.match-waiting-toggle input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.toggle-track {
    width: 48px;
    height: 28px;
    padding: 3px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.08);
    display: block;
    transition: var(--transition-smooth);
}

.toggle-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #94a3b8;
    display: block;
    transition: var(--transition-smooth);
}

.match-waiting-toggle input:checked + .toggle-track {
    border-color: var(--neon-green);
    background: rgba(51, 255, 51, 0.14);
}

.match-waiting-toggle input:checked + .toggle-track .toggle-thumb {
    background: var(--neon-green);
    transform: translateX(20px);
    box-shadow: 0 0 10px rgba(51, 255, 51, 0.55);
}

.available-player-list {
    display: flex;
    flex-direction: column;
    gap: 7px;
    max-height: 190px;
    margin-top: 12px;
    overflow-y: auto;
}

.available-player-row {
    min-height: 50px;
    padding: 8px 9px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.035);
    display: flex;
    align-items: center;
    gap: 9px;
}

.available-player-avatar {
    color: var(--neon-blue);
    font-size: 1.45rem;
}

.available-player-copy {
    min-width: 0;
    flex: 1;
}

.available-player-copy strong,
.available-player-copy span {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.available-player-copy strong {
    font-size: 0.86rem;
}

.available-player-copy span {
    margin-top: 2px;
    color: var(--text-muted);
    font-size: 0.7rem;
}

.player-online-state {
    color: var(--neon-green);
}

.challenge-player-btn {
    min-width: 58px;
    height: 32px;
    border: 1px solid rgba(0, 210, 255, 0.42);
    border-radius: var(--radius-sm);
    background: rgba(0, 210, 255, 0.1);
    color: var(--neon-blue);
    font-size: 0.76rem;
    font-weight: 800;
    cursor: pointer;
}

.challenge-player-btn:disabled {
    cursor: default;
    opacity: 0.35;
}

.match-list-empty {
    padding: 12px 4px 2px;
    color: var(--text-muted);
    font-size: 0.76rem;
    text-align: center;
}

.outgoing-challenge-status {
    margin-top: 10px;
    padding: 8px 10px;
    border: 1px solid rgba(255, 215, 0, 0.18);
    border-radius: var(--radius-sm);
    color: var(--neon-gold);
    background: rgba(255, 215, 0, 0.05);
    font-size: 0.75rem;
    text-align: center;
}

.challenge-dialog {
    width: min(360px, calc(100% - 32px));
    padding: 24px;
    border: 1px solid rgba(0, 210, 255, 0.34);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    box-shadow: 0 0 30px rgba(0, 210, 255, 0.16);
    text-align: center;
}

.challenge-dialog-icon {
    width: 54px;
    height: 54px;
    margin: 0 auto 10px;
    border: 1px solid var(--neon-blue);
    border-radius: 50%;
    color: var(--neon-blue);
    display: grid;
    place-items: center;
    font-size: 1.35rem;
}

.challenge-dialog-kicker {
    color: var(--neon-blue);
    font-family: var(--font-numeric);
    font-size: 0.65rem;
    font-weight: 800;
}

.challenge-dialog h2 {
    margin-top: 5px;
    font-size: 1.2rem;
}

.challenge-opponent-name {
    margin-top: 16px;
    color: var(--text-main);
    font-size: 1.05rem;
    font-weight: 800;
}

.challenge-opponent-record {
    margin-top: 4px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.challenge-expiry {
    margin-top: 14px;
    color: var(--neon-gold);
    font-size: 0.78rem;
}

.challenge-dialog-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 20px;
}

/* Menu Buttons in Lobby */
.menu-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 40px;
}

.menu-btn {
    width: 100%;
    padding: 18px 24px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
    font-family: var(--font-text);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-card);
}

.menu-btn i {
    font-size: 1.25rem;
}

.menu-btn.primary-btn {
    background: linear-gradient(135deg, var(--neon-blue) 0%, var(--neon-purple) 100%);
    border: none;
    box-shadow: 0 4px 20px rgba(0, 210, 255, 0.3);
}

.menu-btn.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 210, 255, 0.5);
}

.menu-btn.secondary-btn {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.08);
}

.menu-btn.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(0, 210, 255, 0.3);
    transform: translateY(-2px);
}

.menu-btn.info-btn {
    background: rgba(255, 215, 0, 0.04);
    border-color: rgba(255, 215, 0, 0.15);
    color: var(--neon-gold);
}

.menu-btn.info-btn:hover {
    background: rgba(255, 215, 0, 0.08);
    border-color: var(--neon-gold);
    transform: translateY(-2px);
    box-shadow: var(--shadow-neon-gold);
}

.menu-btn.guide-btn {
    background: rgba(0, 210, 255, 0.04);
    border-color: rgba(0, 210, 255, 0.16);
    color: var(--neon-blue);
}

.menu-btn.guide-btn:hover {
    background: rgba(0, 210, 255, 0.08);
    border-color: var(--neon-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-neon-blue);
}

.menu-btn:active {
    transform: translateY(0) scale(0.98);
}

.lobby-footer {
    margin-top: auto;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.lobby-footer i {
    color: var(--neon-green);
    margin-right: 4px;
}

.lobby-policy-links {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 8px;
}

.lobby-policy-links a {
    color: var(--text-muted);
    font-size: 0.72rem;
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ==========================================================================
   SUBPAGE HEADER (공통 서브헤더)
   ========================================================================== */
.sub-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.sub-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 30%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.back-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-smooth);
}

.back-btn:hover {
    color: var(--neon-blue);
    background: rgba(0, 210, 255, 0.1);
    border-color: rgba(0, 210, 255, 0.3);
}

/* ==========================================================================
   LEADERBOARD SCREEN (실시간 랭킹 화면)
   ========================================================================== */
.rank-summary {
    margin-bottom: 20px;
}

.my-rank-card {
    background: linear-gradient(135deg, rgba(0, 210, 255, 0.08) 0%, rgba(189, 0, 255, 0.08) 100%);
    border: 1px solid rgba(0, 210, 255, 0.2);
    border-radius: var(--radius-md);
    padding: 16px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: var(--shadow-card);
}

.my-rank-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.my-rank-value {
    font-family: var(--font-numeric);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--neon-gold);
    text-shadow: var(--shadow-neon-gold);
}

.my-rank-rate {
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--neon-blue);
}

.ranking-rule {
    margin: 10px 0 0;
    color: var(--text-muted);
    font-size: 0.76rem;
    text-align: center;
}

.ranking-rule i {
    margin-right: 4px;
    color: var(--neon-blue);
}

.ranking-board {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 15px;
    flex: 1;
    overflow-y: auto;
    box-shadow: var(--shadow-card);
}

.ranking-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.ranking-table th {
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 12px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-weight: 600;
}

.ranking-table td {
    padding: 15px 8px;
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    vertical-align: middle;
}

.ranking-table tr:hover td {
    background: rgba(255, 255, 255, 0.01);
}

/* Ranking medals */
.rank-num {
    font-family: var(--font-numeric);
    font-weight: 800;
    font-size: 1.1rem;
    width: 25px;
    height: 25px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
}

.rank-num.gold {
    background: rgba(255, 215, 0, 0.15);
    color: var(--neon-gold);
    border: 1px solid var(--neon-gold);
    box-shadow: var(--shadow-neon-gold);
}

.rank-num.silver {
    background: rgba(226, 232, 240, 0.15);
    color: #e2e8f0;
    border: 1px solid #cbd5e1;
}

.rank-num.bronze {
    background: rgba(205, 127, 50, 0.15);
    color: #cd7f32;
    border: 1px solid #cd7f32;
}

.rank-num.normal {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.rank-name {
    font-weight: 600;
    color: var(--text-main);
}

.rank-name.me {
    color: var(--neon-blue);
    text-shadow: 0 0 10px rgba(0, 210, 255, 0.2);
}

.rank-table-stats {
    font-family: var(--font-numeric);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.rank-table-rate {
    font-family: var(--font-numeric);
    font-weight: 700;
    color: var(--neon-blue);
}

.rank-table-rate.high {
    color: var(--neon-green);
}

.ranking-empty-row td {
    padding: 34px 12px;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.5;
}

/* ==========================================================================
   WAITING ROOM SCREEN (대전 대기실 화면)
   ========================================================================== */
.room-code-section {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 14px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    box-shadow: var(--shadow-card);
}

.room-code-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.room-code-box {
    display: flex;
    align-items: center;
    gap: 12px;
}

#room-code-value {
    font-family: var(--font-numeric);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--neon-blue);
    letter-spacing: 1px;
}

.copy-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
}

.copy-btn:hover {
    color: var(--neon-blue);
}

/* Players Matching Area */
.players-matching {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    gap: 15px;
}

.player-card {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 20px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-card);
    text-align: center;
    position: relative;
    transition: var(--transition-smooth);
}

.player-card.active-player {
    border-color: var(--neon-blue);
    box-shadow: var(--shadow-neon-blue);
}

.player-card.waiting-player {
    opacity: 0.6;
    border-style: dashed;
    border-color: rgba(255, 255, 255, 0.15);
}

.player-card.matched-player {
    opacity: 1;
    border-style: solid;
    border-color: var(--neon-red);
    box-shadow: 0 0 15px rgba(255, 56, 56, 0.3);
}

.player-card i {
    font-size: 2.2rem;
    color: var(--text-muted);
}

.avatar-me {
    color: var(--neon-blue) !important;
}

.avatar-opp {
    color: var(--neon-red) !important;
}

.player-role {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.player-name {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-main);
}

.player-status {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
}

.player-status.ready {
    background: rgba(57, 255, 20, 0.15);
    color: var(--color-strike);
    border: 1px solid rgba(57, 255, 20, 0.3);
}

.vs-badge {
    font-family: var(--font-numeric);
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-muted);
    font-style: italic;
}

/* Secret Setup Section */
.secret-setup-section {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-card);
    margin-bottom: 20px;
    text-align: center;
}

.setup-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 4px;
}

.setup-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.secret-setup-slots {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 25px;
}

.setup-slot {
    width: 50px;
    height: 50px;
    background: var(--bg-slot);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    text-align: center;
    font-family: var(--font-numeric);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon-blue);
    outline: none;
    user-select: none;
}

.setup-slot.filled {
    border-color: var(--neon-blue);
    box-shadow: var(--shadow-neon-blue);
}

.setup-slot.active {
    border-color: var(--neon-purple);
}

/* Mini Setup Keypad */
.setup-keypad-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    max-width: 280px;
    margin: 0 auto;
}

.setup-key {
    background: var(--bg-slot);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    font-family: var(--font-numeric);
    font-size: 1.25rem;
    font-weight: 600;
    padding: 10px 0;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.setup-key:active {
    transform: scale(0.95);
    background: rgba(255, 255, 255, 0.1);
}

.setup-key.setup-del {
    color: var(--neon-red);
}

.setup-key.setup-confirm {
    background: linear-gradient(135deg, var(--neon-blue) 0%, var(--neon-purple) 100%);
    border: none;
    color: white;
    font-family: var(--font-text);
    font-size: 0.95rem;
    font-weight: 700;
}

.setup-key.setup-confirm:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* ==========================================================================
   BATTLE GAME SCREEN (1:1 실시간 대전 화면 스타일)
   ========================================================================== */
.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.logo-area {
    display: flex;
    flex-direction: column;
}

.logo-badge {
    font-family: var(--font-numeric);
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--neon-blue);
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.icon-button {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    font-size: 1.25rem;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-smooth);
}

.icon-button:hover {
    color: var(--neon-blue);
    background: rgba(0, 210, 255, 0.1);
    border-color: rgba(0, 210, 255, 0.3);
    box-shadow: var(--shadow-neon-blue);
}

.icon-button:active {
    transform: scale(0.95);
}

/* Battle Players Turn Bar */
.battle-players-bar {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 12px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    box-shadow: var(--shadow-card);
}

.battle-player {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    transition: var(--transition-smooth);
}

.battle-player.me-turn {
    color: var(--neon-blue);
}

.battle-player:nth-child(3) {
    text-align: right;
}

.battle-player:nth-child(3).opp-turn {
    color: var(--neon-red);
}

.battle-name {
    font-size: 0.9rem;
    font-weight: 700;
}

.battle-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.turn-bulb-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    width: 70px;
}

.turn-bulb {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #475569;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.5);
    transition: var(--transition-smooth);
}

.turn-bulb.active-me {
    background: var(--neon-blue);
    box-shadow: 0 0 15px var(--neon-blue), inset 0 2px 4px rgba(255,255,255,0.6);
}

.turn-bulb.active-opp {
    background: var(--neon-red);
    box-shadow: 0 0 15px var(--neon-red), inset 0 2px 4px rgba(255,255,255,0.6);
}

.turn-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* Attempts left bar */
.game-info-mini {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

#turn-timer-container {
    align-items: center;
    gap: 4px;
    white-space: nowrap;
    flex: 0 0 auto;
    margin-left: auto;
    padding: 3px 7px;
    border-radius: 999px;
    background: rgba(255, 170, 0, 0.08);
    border: 1px solid rgba(255, 170, 0, 0.18);
    color: var(--neon-orange);
    font-family: var(--font-numeric);
    font-size: 0.74rem;
    font-weight: 800;
}

#turn-timer-container.timer-warning {
    color: #ff4d5a;
    background: rgba(255, 56, 76, 0.15);
    border-color: rgba(255, 56, 76, 0.65);
    box-shadow: 0 0 14px rgba(255, 56, 76, 0.42);
    animation: timer-warning-pulse 1s ease-in-out 4;
}

@keyframes timer-warning-pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.45;
        transform: scale(1.04);
    }
}

.game-info-mini strong {
    font-family: var(--font-numeric);
    font-weight: 800;
}

.simulator-badge {
    background: rgba(189, 0, 255, 0.15);
    color: var(--neon-purple);
    border: 1px solid rgba(189, 0, 255, 0.3);
    padding: 4px 8px;
    font-size: 0.75rem;
    font-family: var(--font-text);
    font-weight: 700;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    box-shadow: var(--shadow-neon-purple);
}

.simulator-badge:active {
    transform: scale(0.95);
}

.scoreboard-led-panel {
    display: grid !important;
    grid-template-columns: 76px minmax(0, 1fr);
    grid-auto-rows: auto;
    column-gap: 8px !important;
    row-gap: 2px !important;
    align-items: center;
    padding: 6px 8px !important;
    margin: 0 10px 8px 10px !important;
}

.scoreboard-led-panel > div:first-of-type {
    grid-column: 1;
    margin-bottom: 0 !important;
    font-size: 0.56rem !important;
    justify-content: flex-start !important;
    line-height: 1.1;
}

.scoreboard-led-panel > div:not(:first-of-type) {
    grid-column: 1;
    gap: 4px !important;
    min-width: 0;
}

.scoreboard-led-panel > div:not(:first-of-type) > span:first-child {
    width: 12px !important;
    font-size: 0.72rem !important;
}

.scoreboard-led-panel > div:not(:first-of-type) > div {
    gap: 3px !important;
}

#scoreboard-guess-val {
    display: none;
}

/* ==========================================================================
   SLOTS DISPLAY
   ========================================================================== */
.display-section {
    display: flex;
    justify-content: center;
    grid-column: 2;
    grid-row: 1 / span 4;
    align-self: center;
    margin: 0;
}

.guess-slots {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
    width: 100%;
    justify-content: space-between;
}

.slot {
    width: 100%;
    min-width: 0;
    height: clamp(48px, 13vw, 58px);
    background: var(--bg-slot);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: var(--font-numeric);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--neon-blue);
    transition: var(--transition-smooth);
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.5);
    user-select: none;
}

.slot.filled {
    border-color: var(--neon-blue);
    box-shadow: 0 0 15px rgba(0, 210, 255, 0.3), inset 0 2px 10px rgba(0, 0, 0, 0.5);
    animation: popIn 0.15s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.slot.active {
    border-color: var(--neon-purple);
    box-shadow: 0 0 10px rgba(189, 0, 255, 0.3);
}

/* ==========================================================================
   DUAL LOG HISTORY (Split Column Layout)
   ========================================================================== */
.dual-history-section {
    flex: 1.6;
    min-height: 325px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 12px;
    overflow: hidden;
}

.history-column {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 10px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

.column-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: 7px;
    display: flex;
    align-items: center;
    gap: 5px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 4px;
}

.history-list {
    flex: 1;
    overflow-y: hidden;
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding-right: 0;
}

/* Scrollbar inside column */
.history-list::-webkit-scrollbar {
    width: 4px;
}

.history-list::-webkit-scrollbar-track {
    background: transparent;
}

.history-list::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 10px;
}

.empty-placeholder-mini {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: 30px;
    opacity: 0.5;
}

/* Mini history items inside split view */
.history-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 6px;
    padding: 2px 6px;
    min-height: 22px;
    gap: 5px;
    min-width: 0;
}

.history-index {
    font-family: var(--font-numeric);
    font-size: 0.66rem;
    color: var(--text-muted);
    width: 22px;
    flex: 0 0 22px;
}

.history-guess {
    font-family: var(--font-numeric);
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-main);
    text-align: left;
    padding-left: 0;
    white-space: nowrap;
    overflow: visible;
    flex: 1 1 auto;
    min-width: 0;
}

.history-result {
    display: flex;
    gap: 3px;
    justify-content: flex-end;
    flex: 0 0 auto;
    white-space: nowrap;
}

/* Badges for Strike, Ball, Out */
.badge {
    font-family: var(--font-numeric);
    font-size: 0.62rem;
    font-weight: 700;
    padding: 1px 3px;
    border-radius: 4px;
    text-align: center;
    min-width: 20px;
}

.badge.strike {
    background: rgba(57, 255, 20, 0.15);
    color: var(--color-strike);
    border: 1px solid rgba(57, 255, 20, 0.3);
}

.badge.ball {
    background: rgba(255, 170, 0, 0.15);
    color: var(--color-ball);
    border: 1px solid rgba(255, 170, 0, 0.3);
}

.badge.out {
    background: rgba(255, 56, 56, 0.15);
    color: var(--color-out);
    border: 1px solid rgba(255, 56, 56, 0.3);
    font-size: 0.65rem;
    padding: 2px 4px;
}

/* ==========================================================================
   VIRTUAL KEYPAD
   ========================================================================== */
.keypad-section {
    margin-top: auto;
}

.keypad-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.key-btn {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    font-family: var(--font-numeric);
    font-size: 1.5rem;
    font-weight: 600;
    padding: 12px 0;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-card);
    display: flex;
    justify-content: center;
    align-items: center;
    user-select: none;
}

.key-btn:active {
    transform: scale(0.95);
    background: rgba(255, 255, 255, 0.1);
}

.key-btn.action-btn {
    font-size: 1.1rem;
    font-family: var(--font-text);
}

.key-btn.delete-btn {
    color: var(--neon-red);
}

.key-btn.delete-btn:active {
    background: rgba(255, 56, 56, 0.1);
    border-color: rgba(255, 56, 56, 0.2);
}

.key-btn.submit-btn {
    color: var(--neon-green);
}

.key-btn.submit-btn:active {
    background: rgba(57, 255, 20, 0.1);
    border-color: rgba(57, 255, 20, 0.2);
}

.key-btn:disabled {
    opacity: 0.2;
    cursor: not-allowed;
    transform: none;
}

/* ==========================================================================
   MODALS (팝업 모달)
   ========================================================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100dvh;
    background: rgba(3, 6, 15, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    padding: 20px;
    transition: var(--transition-smooth);
}

.modal-overlay.hidden {
    display: none !important;
    opacity: 0;
    pointer-events: none;
}

.modal-content {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 440px;
    max-height: 85%;
    overflow-y: auto;
    padding: 24px;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
}

.create-room-dialog {
    width: min(92vw, 390px);
    padding: 24px;
    text-align: left;
}

.create-room-dialog h2 {
    margin: 0 0 22px;
    font-size: 1.25rem;
    text-align: center;
}

.create-room-dialog h2 i {
    color: var(--neon-blue);
    margin-right: 6px;
}

.create-room-label {
    display: block;
    margin: 14px 0 8px;
    color: var(--text-secondary);
    font-size: 0.84rem;
    font-weight: 700;
}

.create-room-title-input {
    width: 100%;
    height: 48px;
    padding: 0 13px;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 7px;
    background: var(--bg-slot);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
}

.create-room-title-input:focus {
    border-color: var(--neon-blue);
    box-shadow: 0 0 0 2px rgba(0,210,255,0.12);
}

.room-visibility-control {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.visibility-option {
    min-height: 54px;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 7px;
    background: rgba(255,255,255,0.035);
    color: var(--text-muted);
    font-weight: 700;
}

.visibility-option i {
    margin-right: 6px;
}

.visibility-option.active {
    border-color: var(--neon-blue);
    background: rgba(0,210,255,0.1);
    color: var(--neon-blue);
}

.room-visibility-help {
    min-height: 36px;
    margin: 9px 0 15px;
    color: var(--text-muted);
    font-size: 0.76rem;
    line-height: 1.45;
}

.create-room-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 9px;
}

.room-code-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
}

.waiting-room-title {
    display: block;
    max-width: 250px;
    overflow: hidden;
    color: var(--text-primary);
    font-size: 0.96rem;
    font-weight: 800;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.room-visibility-badge {
    flex: 0 0 auto;
    padding: 5px 8px;
    border: 1px solid rgba(0,210,255,0.35);
    border-radius: 6px;
    background: rgba(0,210,255,0.08);
    color: var(--neon-blue);
    font-size: 0.72rem;
    font-weight: 800;
}

.room-visibility-badge.private {
    border-color: rgba(189,0,255,0.4);
    background: rgba(189,0,255,0.1);
    color: #df72ff;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 10px;
}

.modal-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
}

.modal-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
}

.modal-close-btn:hover {
    color: var(--neon-red);
}

.message-dialog {
    width: min(100%, 340px);
    padding: 24px 20px 20px;
    background: #11182b;
    border: 1px solid rgba(0, 210, 255, 0.28);
    border-radius: var(--radius-md);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.58), 0 0 24px rgba(0, 210, 255, 0.12);
    text-align: center;
}

.message-dialog-icon {
    width: 46px;
    height: 46px;
    margin: 0 auto 13px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: var(--neon-blue);
    background: rgba(0, 210, 255, 0.1);
    border: 1px solid rgba(0, 210, 255, 0.35);
    font-size: 1.15rem;
}

.message-dialog h2 {
    margin: 0 0 8px;
    color: var(--text-main);
    font-size: 1.15rem;
}

.message-dialog p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.55;
    overflow-wrap: anywhere;
}

.message-dialog-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 9px;
    margin-top: 20px;
}

.message-dialog-btn {
    min-height: 44px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font: inherit;
    font-weight: 800;
    cursor: pointer;
}

.message-dialog-btn.secondary {
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.08);
}

.message-dialog-btn.primary {
    color: #03111b;
    background: linear-gradient(135deg, var(--neon-blue), #4d7cff);
    box-shadow: 0 6px 16px rgba(0, 210, 255, 0.24);
}

.app-toast-stack {
    position: fixed;
    z-index: 300;
    top: max(14px, env(safe-area-inset-top));
    left: 50%;
    width: min(calc(100% - 24px), 420px);
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    pointer-events: none;
}

.app-toast {
    width: 100%;
    min-height: 48px;
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    align-items: center;
    gap: 9px;
    padding: 10px 13px;
    color: var(--text-main);
    background: rgba(17, 24, 43, 0.97);
    border: 1px solid rgba(0, 210, 255, 0.38);
    border-radius: var(--radius-md);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.48);
    font-size: 0.84rem;
    line-height: 1.42;
    animation: toast-enter 0.22s ease-out both;
}

.app-toast i {
    font-size: 1rem;
    color: var(--neon-blue);
    text-align: center;
}

.app-toast span {
    min-width: 0;
    overflow-wrap: anywhere;
}

.app-toast.success {
    border-color: rgba(57, 255, 20, 0.42);
}

.app-toast.success i {
    color: var(--neon-green);
}

.app-toast.warning {
    border-color: rgba(255, 170, 0, 0.55);
}

.app-toast.warning i {
    color: var(--neon-orange);
}

.app-toast.error {
    border-color: rgba(255, 56, 76, 0.58);
}

.app-toast.error i {
    color: #ff4d5a;
}

.app-toast.leaving {
    animation: toast-leave 0.2s ease-in both;
}

@keyframes toast-enter {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes toast-leave {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-8px); }
}

@media (prefers-reduced-motion: reduce) {
    #turn-timer-container.timer-warning,
    .app-toast,
    .app-toast.leaving {
        animation: none;
    }
}

.modal-body {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-muted);
}

.modal-desc {
    margin-bottom: 15px;
    color: var(--text-main);
}

.rules-box {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.rule-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.02);
    padding: 10px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.rule-text {
    font-size: 0.85rem;
}

.rule-text strong {
    color: var(--text-main);
}

.example-box {
    background: rgba(0, 210, 255, 0.05);
    border: 1px solid rgba(0, 210, 255, 0.15);
    border-radius: var(--radius-md);
    padding: 12px;
    margin-bottom: 15px;
}

.example-title {
    color: var(--neon-blue);
    font-size: 0.85rem;
    margin-bottom: 5px;
}

.example-box ul {
    list-style-type: none;
    padding-left: 0;
}

.example-box li {
    font-size: 0.8rem;
    margin-bottom: 4px;
}

.example-box code {
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: var(--font-numeric);
    color: var(--text-main);
}

.attempts-info {
    text-align: center;
    color: var(--text-main);
    font-weight: 500;
}

/* ==========================================================================
   RESULT MODAL (WIN/LOSE)
   ========================================================================== */
.result-content {
    align-items: center;
    text-align: center;
    padding: 40px 24px;
}

.result-badge-container {
    margin-bottom: 20px;
}

.result-badge {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.5rem;
    margin: 0 auto;
}

.result-badge.win {
    background: rgba(255, 215, 0, 0.1);
    color: var(--neon-gold);
    border: 2px solid var(--neon-gold);
    box-shadow: var(--shadow-neon-gold);
}

.result-badge.lose {
    background: rgba(255, 56, 56, 0.1);
    color: var(--neon-red);
    border: 2px solid var(--neon-red);
    box-shadow: 0 0 20px rgba(255, 56, 56, 0.4);
}

.result-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}

.result-title.win-title {
    color: var(--neon-gold);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.result-title.lose-title {
    color: var(--neon-red);
    text-shadow: 0 0 10px rgba(255, 56, 56, 0.3);
}

.result-message {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 25px;
}

.result-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    width: 100%;
    margin-bottom: 30px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.stat-value {
    font-family: var(--font-numeric);
    font-size: 1.4rem;
    font-weight: 800;
}

.restart-btn {
    background: linear-gradient(135deg, var(--neon-blue) 0%, var(--neon-purple) 100%);
    border: none;
    color: white;
    font-family: var(--font-text);
    font-size: 1.1rem;
    font-weight: 700;
    width: 100%;
    padding: 15px 0;
    border-radius: var(--radius-md);
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 210, 255, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    transition: var(--transition-smooth);
}

.restart-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 210, 255, 0.6);
}

.restart-btn:active {
    transform: translateY(0);
}

/* ==========================================================================
   ANIMATIONS (애니메이션 정의)
   ========================================================================== */
@keyframes popIn {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes slideInUp {
    0% {
        transform: translateY(15px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.scale-up {
    animation: scaleUp 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scaleUp {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Error shake animation */
.shake {
    animation: shake 0.35s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
}

/* ==========================================================================
   LED SCOREBOARD LIGHTS
   ========================================================================== */
.led-light {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.3s ease;
    box-shadow: inset 0 0 4px rgba(0,0,0,0.5);
    display: inline-block;
}

.led-strike.active {
    background: #ffeb3b;
    border-color: #fffde7;
    box-shadow: 0 0 10px #ffeb3b, inset 0 0 3px #fff;
}

.led-ball.active {
    background: #4caf50;
    border-color: #e8f5e9;
    box-shadow: 0 0 10px #4caf50, inset 0 0 3px #fff;
}

.led-out.active {
    background: #f44336;
    border-color: #ffebee;
    box-shadow: 0 0 10px #f44336, inset 0 0 3px #fff;
}

/* ==========================================================================
   ACCOUNT & RECORD MANAGEMENT
   ========================================================================== */
.account-dialog {
    width: min(92vw, 420px);
    max-height: min(88dvh, 620px);
    overflow-y: auto;
    padding: 22px;
    border-radius: 8px;
    text-align: left;
}

.account-dialog-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.account-dialog-header h2 {
    margin: 3px 0 0;
    font-size: 1.3rem;
    letter-spacing: 0;
}

.account-dialog-kicker {
    color: var(--neon-blue);
    font-family: var(--font-numeric);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0;
}

.account-close-btn {
    width: 36px;
    height: 36px;
    flex: 0 0 36px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 6px;
    background: rgba(255,255,255,0.05);
    color: var(--text-secondary);
}

.account-status-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 13px;
    margin-bottom: 18px;
    border: 1px solid rgba(0,210,255,0.22);
    border-radius: 8px;
    background: rgba(0,210,255,0.06);
}

.account-status-row > i {
    color: var(--neon-blue);
    font-size: 1.2rem;
}

.account-status-row strong,
.account-status-row span {
    display: block;
}

.account-status-row strong {
    color: var(--text-primary);
    font-size: 0.92rem;
}

.account-status-row span {
    margin-top: 2px;
    color: var(--text-muted);
    font-size: 0.76rem;
}

.account-field-label {
    display: block;
    margin-bottom: 7px;
    color: var(--text-secondary);
    font-size: 0.78rem;
    font-weight: 700;
}

.account-name-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 70px;
    gap: 8px;
}

.account-name-row input {
    min-width: 0;
    padding: 11px 12px;
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 6px;
    outline: none;
    background: var(--bg-slot);
    color: var(--text-primary);
    font: inherit;
}

.account-name-row input:focus {
    border-color: var(--neon-blue);
    box-shadow: 0 0 0 2px rgba(0,210,255,0.12);
}

.account-save-btn {
    border: 0;
    border-radius: 6px;
    background: var(--neon-blue);
    color: #001018;
    font-weight: 800;
}

.account-record-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 16px;
    padding: 14px;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    background: rgba(255,255,255,0.035);
}

.account-record-card span {
    color: var(--text-muted);
    font-size: 0.78rem;
}

.account-record-card strong {
    color: var(--neon-gold);
    font-family: var(--font-numeric);
    font-size: 0.92rem;
    white-space: nowrap;
}

.account-id-card {
    margin-top: 10px;
    padding: 12px 14px;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 8px;
    background: rgba(255,255,255,0.025);
}

.account-id-card > span {
    display: block;
    margin-bottom: 7px;
    color: var(--text-muted);
    font-size: 0.72rem;
}

.account-id-card > div {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 32px;
    align-items: center;
    gap: 8px;
}

.account-id-card code {
    overflow: hidden;
    color: var(--text-secondary);
    font-family: var(--font-numeric);
    font-size: 0.68rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.account-id-card button {
    width: 32px;
    height: 32px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(0,210,255,0.28);
    border-radius: 6px;
    background: rgba(0,210,255,0.08);
    color: var(--neon-blue);
}

.account-policy-links {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 12px;
}

.account-policy-links a {
    color: var(--text-muted);
    font-size: 0.72rem;
    text-decoration: none;
}

.account-policy-links a:hover {
    color: var(--neon-blue);
}

.account-danger-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.account-action-btn {
    min-height: 42px;
    padding: 8px;
    border-radius: 6px;
    background: transparent;
    font-size: 0.78rem;
    font-weight: 700;
}

.account-action-btn.warning {
    border: 1px solid rgba(255,193,7,0.35);
    color: #ffd45c;
}

.account-action-btn.danger {
    border: 1px solid rgba(255,76,96,0.4);
    color: #ff6f7f;
}

@media (max-width: 360px) {
    .account-dialog { padding: 18px; }
    .account-danger-actions { grid-template-columns: 1fr; }
}