/* ============================================================
   UI CONSISTENCY - CHUẨN HÓA TOÀN BỘ WEBSITE
============================================================ */

:root {
    /* Primary Colors */
    --primary-red: #ff0000;
    --primary-gold: #ffb700;
    --primary-orange: #ff9500;
    
    /* Secondary Colors */
    --dark-red: #8b0000;
    --gold-light: #ffee00;
    --gold-dark: #ffbe18;
    
    /* Background Colors */
    --dark-bg: #05070a;
    --glass-bg: rgba(10, 10, 10, 0.85);
    --glass-light: rgba(15, 15, 15, 0.9);
    
    /* Border Colors */
    --border-red: rgba(255, 0, 0, 0.2);
    --border-gold: rgba(255, 183, 0, 0.3);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
}

/* ============================================================
   TYPOGRAPHY - CHUẨN HÓA FONT
============================================================ */

body {
    font-family: 'Prompt', sans-serif;
    color: var(--text-primary);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    letter-spacing: 1px;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    color: var(--primary-gold);
    border-left: 5px solid var(--primary-red);
    padding-left: 20px;
    margin-bottom: 30px;
    text-transform: uppercase;
    font-size: 26px;
    font-weight: 900;
    letter-spacing: 2px;
    text-shadow: 0 0 15px rgba(255, 183, 0, 0.4);
}

/* ============================================================
   CARDS & CONTAINERS - CHUẨN HÓA CARD
============================================================ */

.glass-card,
.auth-card,
.rank-card,
.spin-card,
.spin-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-red);
    border-radius: 25px;
    padding: 40px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 40px rgba(255, 0, 0, 0.12), 0 0 0 2px var(--primary-gold);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.glass-card:hover,
.auth-card:hover,
.rank-card:hover,
.spin-card:hover,
.spin-panel:hover {
    border-color: rgba(255, 0, 0, 0.35);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 50px rgba(255, 0, 0, 0.2), 0 0 0 2px var(--primary-gold);
    transform: translateY(-5px);
}

/* ============================================================
   BUTTONS - CHUẨN HÓA NÚT
============================================================ */

.btn-primary,
.btn-login-submit,
.btn-register-submit,
.btn-submit,
.spin-button {
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-gold));
    color: #000;
    border: none;
    border-radius: 50px;
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 8px 20px rgba(255, 149, 0, 0.3);
}

.btn-primary:hover,
.btn-login-submit:hover,
.btn-register-submit:hover,
.btn-submit:hover,
.spin-button:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(255, 149, 0, 0.5);
    filter: brightness(1.1);
}

.btn-secondary,
.btn-outline {
    padding: 14px 32px;
    background: transparent;
    border: 2px solid var(--primary-red);
    color: var(--text-primary);
    border-radius: 50px;
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.btn-secondary:hover,
.btn-outline:hover {
    background: var(--primary-red);
    color: #000;
    box-shadow: 0 0 30px rgba(255, 0, 0, 0.7);
    transform: translateY(-3px);
}

/* ============================================================
   FORM ELEMENTS - CHUẨN HÓA FORM
============================================================ */

.form-label {
    display: block;
    font-family: 'Orbitron', sans-serif;
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
    color: var(--primary-gold);
    margin-bottom: 10px;
    letter-spacing: 1.5px;
}

.form-control,
.form-input,
input[type="text"],
input[type="password"],
input[type="email"],
textarea {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: 'Prompt', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-input:focus,
input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-gold);
    background: rgba(255, 183, 0, 0.08);
    box-shadow: 0 0 15px rgba(255, 183, 0, 0.2);
}

/* ============================================================
   ALERTS & MESSAGES - CHUẨN HÓA THÔNG BÁO
============================================================ */

.alert,
.alert-custom {
    padding: 16px 20px;
    border-radius: 12px;
    border-left: 4px solid;
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success,
.alert-custom.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border-left-color: #00ff88;
    color: #00ff88;
}

.alert-error,
.alert-custom.error {
    background: rgba(255, 0, 0, 0.1);
    border-left-color: var(--primary-red);
    color: #ff6b6b;
}

.alert-warning {
    background: rgba(255, 183, 0, 0.1);
    border-left-color: var(--primary-gold);
    color: var(--primary-gold);
}

/* ============================================================
   TABLES - CHUẨN HÓA BẢNG
============================================================ */

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 12px;
}

table thead th {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 2px;
    padding: 16px 20px;
    background: rgba(255, 0, 0, 0.12);
    color: var(--primary-gold);
    text-align: left;
    border-radius: 12px;
}

table tbody tr {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

table tbody tr:hover {
    background: rgba(255, 0, 0, 0.15);
    transform: scale(1.02) translateX(5px);
    box-shadow: 0 10px 30px rgba(255, 0, 0, 0.3);
    border-color: rgba(255, 0, 0, 0.5);
}

table tbody td {
    padding: 18px 20px;
    border: none;
    vertical-align: middle;
}

/* ============================================================
   BADGES & TAGS - CHUẨN HÓA BADGE
============================================================ */

.badge,
.tag,
.lvl-badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(255, 0, 0, 0.15);
    border: 1px solid rgba(255, 0, 0, 0.3);
    color: var(--primary-gold);
    border-radius: 8px;
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================================
   MODALS & OVERLAYS - CHUẨN HÓA MODAL
============================================================ */

.modal-overlay,
.overlay,
.spin-popup-overlay,
.spin-history-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-container,
.overlay-window,
.spin-popup-content,
.spin-history-container {
    background: var(--glass-bg);
    border: 1px solid var(--border-red);
    border-radius: 25px;
    padding: 40px;
    max-width: 600px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 0 2px var(--primary-gold);
    animation: slideIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* ============================================================
   RESPONSIVE - CHUẨN HÓA RESPONSIVE
============================================================ */

@media (max-width: 768px) {
    .glass-card,
    .auth-card,
    .rank-card,
    .spin-card,
    .spin-panel {
        padding: 30px 20px;
        border-radius: 20px;
    }
    
    .section-title {
        font-size: 22px;
        padding-left: 15px;
        border-left: 4px solid var(--primary-red);
    }
    
    .btn-primary,
    .btn-login-submit,
    .btn-register-submit,
    .btn-submit,
    .spin-button {
        padding: 12px 24px;
        font-size: 13px;
    }
    
    table {
        border-spacing: 0 8px;
    }
    
    table thead {
        display: none;
    }
    
    table tbody tr {
        display: block;
        margin-bottom: 12px;
    }
    
    table tbody td {
        display: block;
        padding: 10px;
        text-align: right;
    }
}