/* ========================================
   NOXVAULT - Luxury Dark Theme
   ======================================== */

:root {
    --black: #0A0A0A;
    --soft-black: #111111;
    --dark-gray: #1B1B1B;
    --gold: #D4AF37;
    --gold-bright: #FFD700;
    --text-primary: #FFFFFF;
    --text-secondary: #CCCCCC;
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    background: linear-gradient(135deg, var(--black) 0%, var(--soft-black) 100%);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ========================================
   Page Management
   ======================================== */

.page {
    display: none;
    min-height: 100vh;
    animation: fadeIn 0.5s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ========================================
   Login Page
   ======================================== */

.login-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.logo-container {
    text-align: center;
    margin-bottom: 40px;
}

.logo {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--soft-black) 100%);
    border: 3px solid var(--gold);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.3);
    animation: logoGlow 2s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { box-shadow: 0 0 30px rgba(212, 175, 55, 0.3); }
    50% { box-shadow: 0 0 50px rgba(212, 175, 55, 0.6); }
}

.logo-text {
    font-family: 'Cinzel', serif;
    font-size: 48px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.app-title {
    font-family: 'Cinzel', serif;
    font-size: 42px;
    font-weight: 700;
    letter-spacing: 4px;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.app-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    letter-spacing: 2px;
}

.auth-card {
    background: rgba(27, 27, 27, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid var(--gold);
    border-radius: var(--border-radius);
    padding: 30px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.auth-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
}

.auth-tab {
    flex: 1;
    padding: 12px;
    background: transparent;
    border: 1px solid var(--dark-gray);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.auth-tab.active {
    background: var(--gold);
    color: var(--black);
    border-color: var(--gold);
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.input-group input {
    width: 100%;
    padding: 14px;
    background: var(--soft-black);
    border: 1px solid var(--dark-gray);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: var(--transition);
}

.input-group input:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.btn-primary {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 100%);
    border: none;
    border-radius: 8px;
    color: var(--black);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 2px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
}

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

/* ========================================
   Dashboard Page
   ======================================== */

.dashboard-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}

.dashboard-header {
    background: rgba(27, 27, 27, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid var(--gold);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 30px;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.header-title {
    font-family: 'Cinzel', serif;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 3px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.btn-logout {
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--gold);
    border-radius: 6px;
    color: var(--gold);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-logout:hover {
    background: var(--gold);
    color: var(--black);
}

.balance-display {
    text-align: center;
    padding: 20px;
    background: var(--soft-black);
    border-radius: 8px;
    margin-bottom: 15px;
}

.balance-label {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.balance-amount {
    font-size: 36px;
    font-weight: 700;
    color: var(--gold);
}

.user-info {
    text-align: center;
}

.username-display {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ========================================
   Game Section
   ======================================== */

.game-section {
    margin-bottom: 30px;
}

.game-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.game-tab {
    flex: 1;
    padding: 14px;
    background: rgba(27, 27, 27, 0.8);
    border: 2px solid var(--dark-gray);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.game-tab.active {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 100%);
    color: var(--black);
    border-color: var(--gold);
}

.game-tab:hover:not(.active) {
    border-color: var(--gold);
    color: var(--gold);
}

.game-card {
    background: rgba(27, 27, 27, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid var(--gold);
    border-radius: var(--border-radius);
    padding: 30px;
}

.game-card.hidden {
    display: none;
}

.vault-animation {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
    margin-bottom: 30px;
}

.vault-icon {
    position: relative;
    width: 150px;
    height: 150px;
}

.vault-door {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--soft-black) 100%);
    border: 4px solid var(--gold);
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.3);
    transition: var(--transition);
}

.vault-lock {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: var(--gold);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.6);
}

.vault-icon.opening .vault-door {
    animation: vaultOpen 1s ease;
}

@keyframes vaultOpen {
    0% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(5deg); }
    100% { transform: scale(1) rotate(0deg); }
}

.vault-icon.winning {
    animation: vaultWin 0.8s ease;
}

@keyframes vaultWin {
    0%, 100% { transform: scale(1); }
    25% { transform: scale(1.2); }
    50% { transform: scale(0.9); }
    75% { transform: scale(1.1); }
}

.game-controls {
    margin-bottom: 20px;
}

.btn-play {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 100%);
    border: none;
    border-radius: 8px;
    color: var(--black);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 3px;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 20px;
}

.btn-play:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
}

.btn-play:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.result-display {
    text-align: center;
    padding: 20px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    margin-top: 20px;
    opacity: 0;
    transition: var(--transition);
}

.result-display.show {
    opacity: 1;
}

.result-display.win {
    background: rgba(212, 175, 55, 0.2);
    color: var(--gold);
    border: 1px solid var(--gold);
}

.result-display.lose {
    background: rgba(255, 0, 0, 0.1);
    color: #ff6b6b;
    border: 1px solid #ff6b6b;
}

/* ========================================
   Coin Flip Game
   ======================================== */

.coin-animation {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
    margin-bottom: 30px;
    perspective: 1000px;
}

.coin {
    width: 120px;
    height: 120px;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 1s ease;
}

.coin.flipping {
    animation: coinFlip 1s ease-in-out;
}

@keyframes coinFlip {
    0% { transform: rotateY(0deg) rotateX(0deg); }
    100% { transform: rotateY(1800deg) rotateX(360deg); }
}

.coin-side {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    font-weight: 700;
    font-family: 'Cinzel', serif;
    backface-visibility: hidden;
    border: 4px solid var(--gold);
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.4);
}

.coin-heads {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-bright) 100%);
    color: var(--black);
}

.coin-tails {
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--soft-black) 100%);
    color: var(--gold);
    transform: rotateY(180deg);
}

.coin-choice {
    margin: 20px 0;
}

.coin-choice label {
    display: block;
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--text-secondary);
    text-align: center;
}

.choice-buttons {
    display: flex;
    gap: 15px;
}

.choice-btn {
    flex: 1;
    padding: 20px;
    background: var(--soft-black);
    border: 2px solid var(--dark-gray);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.choice-btn:hover {
    border-color: var(--gold);
    transform: translateY(-2px);
}

.choice-btn.active {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.2) 0%, rgba(255, 215, 0, 0.2) 100%);
    border-color: var(--gold);
    color: var(--gold);
}

.choice-icon {
    font-size: 32px;
}

.choice-btn span:last-child {
    font-size: 14px;
    font-weight: 600;
}

/* ========================================
   History Section
   ======================================== */

.history-section {
    background: rgba(27, 27, 27, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid var(--gold);
    border-radius: var(--border-radius);
    padding: 20px;
}

.section-title {
    font-family: 'Cinzel', serif;
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--gold);
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.no-history {
    text-align: center;
    color: var(--text-secondary);
    padding: 20px;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--soft-black);
    border-radius: 8px;
    border: 1px solid var(--dark-gray);
}

.history-item > div {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.history-game {
    font-size: 11px;
    color: var(--gold);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.history-item.win {
    border-color: var(--gold);
}

.history-item.lose {
    border-color: #ff6b6b;
}

.history-bet {
    font-size: 14px;
    color: var(--text-secondary);
}

.history-result {
    font-size: 16px;
    font-weight: 600;
}

.history-result.win {
    color: var(--gold);
}

.history-result.lose {
    color: #ff6b6b;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 480px) {
    .app-title {
        font-size: 32px;
    }
    
    .auth-card {
        padding: 20px;
    }
    
    .balance-amount {
        font-size: 28px;
    }
    
    .vault-icon {
        width: 120px;
        height: 120px;
    }
}