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

:root {
    /* 블랙&화이트 세련된 톤 */
    --primary-black: #000000;
    --primary-white: #FFFFFF;
    --dark-gray: #1a1a1a;
    --medium-gray: #2d2d2d;
    --light-gray: #404040;
    --border-gray: #555555;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --accent-gold: #FFD700;
    --accent-silver: #C0C0C0;
    --accent-bronze: #CD7F32;
    --success-green: #00FF88;
    --danger-red: #FF3366;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
    --glow-gold: 0 0 20px rgba(255, 215, 0, 0.4);
    --glow-silver: 0 0 20px rgba(192, 192, 192, 0.3);
    --glow-bronze: 0 0 20px rgba(205, 127, 50, 0.3);
    --glow-green: 0 0 20px rgba(0, 255, 136, 0.3);
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: radial-gradient(ellipse at top, #0a0a0a 0%, #000000 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* 배경 애니메이션 효과 */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.03) 0%, transparent 50%);
    animation: rotate 20s linear infinite;
    pointer-events: none;
    z-index: 0;
}

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

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 1;
}

/* Loading Overlay */
#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

#loading-overlay.show {
    display: flex;
}

.loading-content {
    text-align: center;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-gray);
    border-top-color: var(--primary-white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 20px;
}

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

.loading-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Header */
.main-header {
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--primary-black) 100%);
    border: 1px solid var(--border-gray);
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--shadow), 0 0 40px rgba(255, 215, 0, 0.1);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.main-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 215, 0, 0.05) 50%, transparent 70%);
    animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
    0%, 100% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    50% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.header-content h1 {
    font-size: 2.8rem;
    font-weight: 900;
    margin-bottom: 10px;
    letter-spacing: -1px;
    background: linear-gradient(135deg, var(--primary-white) 0%, var(--accent-gold) 50%, var(--text-secondary) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease infinite;
    position: relative;
    z-index: 1;
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.3);
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.header-content .subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 300;
}

.prize-info {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 25px;
    flex-wrap: wrap;
}

.prize-item {
    background: var(--medium-gray);
    border: 1px solid var(--border-gray);
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.prize-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.prize-item:hover::before {
    left: 100%;
}

.prize-item:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
}

.prize-item.gold { 
    background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    box-shadow: var(--glow-gold);
    animation: pulse-gold 2s ease-in-out infinite;
}

@keyframes pulse-gold {
    0%, 100% { box-shadow: 0 0 10px rgba(255, 215, 0, 0.3); }
    50% { box-shadow: 0 0 25px rgba(255, 215, 0, 0.5); }
}

.prize-item.silver { 
    border-color: var(--accent-silver);
    color: var(--accent-silver);
    box-shadow: var(--glow-silver);
}

.prize-item.bronze { 
    border-color: var(--accent-bronze);
    color: var(--accent-bronze);
    box-shadow: var(--glow-bronze);
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    overflow-x: auto;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-gray);
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 14px 28px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s;
    white-space: nowrap;
    position: relative;
}

.tab-btn:hover {
    color: var(--primary-white);
    background: var(--medium-gray);
}

.tab-btn.active {
    background: var(--primary-white);
    color: var(--primary-black);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -11px;
    left: 50%;
    transform: translateX(-50%);
    width: 40%;
    height: 2px;
    background: var(--primary-white);
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-in;
}

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

/* Section Header */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.section-header h2 {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.header-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    background: var(--medium-gray);
    color: var(--primary-white);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.15);
    background: var(--light-gray);
}

.btn:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-white) 0%, var(--text-secondary) 100%);
    background-size: 200% 200%;
    color: var(--primary-black);
    border-color: var(--primary-white);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
    background-position: 100% 0;
    box-shadow: 0 6px 25px rgba(255, 255, 255, 0.3);
    transform: translateY(-3px) scale(1.05);
}

.btn-primary::before {
    background: rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--border-gray);
}

.btn-warning {
    background: var(--medium-gray);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.2);
    animation: btn-glow 2s ease-in-out infinite;
}

@keyframes btn-glow {
    0%, 100% { box-shadow: 0 0 10px rgba(255, 215, 0, 0.2); }
    50% { box-shadow: 0 0 25px rgba(255, 215, 0, 0.4); }
}

.btn-warning:hover {
    background: var(--accent-gold);
    color: var(--primary-black);
    box-shadow: 0 6px 30px rgba(255, 215, 0, 0.5);
    transform: translateY(-3px) scale(1.05);
}

/* Stats Overview */
.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.03), transparent);
    transform: rotate(45deg);
    animation: stat-shimmer 3s ease-in-out infinite;
}

@keyframes stat-shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.stat-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 12px 32px rgba(255, 255, 255, 0.15);
    border-color: var(--primary-white);
}

.stat-card i {
    font-size: 3rem;
    color: var(--primary-white);
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
    animation: icon-float 3s ease-in-out infinite;
}

@keyframes icon-float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.stat-info h3 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 5px;
}

.stat-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Ranking */
.ranking-container {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 20px;
}

#ranking-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.rank-card {
    background: var(--medium-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.rank-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: linear-gradient(180deg, transparent, var(--primary-white), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.rank-card:hover::before {
    opacity: 1;
}

.rank-card:hover {
    transform: translateX(8px) scale(1.02);
    border-color: var(--primary-white);
    box-shadow: -5px 0 30px rgba(255, 255, 255, 0.1);
}

.rank-card.rank-1 {
    border-color: var(--accent-gold);
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.15) 0%, var(--medium-gray) 100%);
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.2);
    animation: rank1-glow 3s ease-in-out infinite;
}

.rank-card.rank-1::before {
    background: linear-gradient(180deg, transparent, var(--accent-gold), transparent);
}

@keyframes rank1-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(255, 215, 0, 0.2); }
    50% { box-shadow: 0 0 40px rgba(255, 215, 0, 0.4), 0 0 60px rgba(255, 215, 0, 0.2); }
}

.rank-card.rank-2 {
    border-color: var(--accent-silver);
    background: linear-gradient(135deg, rgba(192, 192, 192, 0.12) 0%, var(--medium-gray) 100%);
    box-shadow: 0 0 20px rgba(192, 192, 192, 0.15);
}

.rank-card.rank-2::before {
    background: linear-gradient(180deg, transparent, var(--accent-silver), transparent);
}

.rank-card.rank-3 {
    border-color: var(--accent-bronze);
    background: linear-gradient(135deg, rgba(205, 127, 50, 0.12) 0%, var(--medium-gray) 100%);
    box-shadow: 0 0 20px rgba(205, 127, 50, 0.15);
}

.rank-card.rank-3::before {
    background: linear-gradient(180deg, transparent, var(--accent-bronze), transparent);
}

.rank-badge {
    font-size: 2rem;
    font-weight: 900;
    min-width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: var(--dark-gray);
    border: 2px solid var(--border-gray);
}

.rank-badge.rank-1 {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    background: rgba(255, 215, 0, 0.05);
    animation: pulse-badge 2s infinite, glow-text 2s ease-in-out infinite;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

@keyframes glow-text {
    0%, 100% { text-shadow: 0 0 10px rgba(255, 215, 0, 0.5); }
    50% { text-shadow: 0 0 30px rgba(255, 215, 0, 0.8), 0 0 40px rgba(255, 215, 0, 0.4); }
}

.rank-badge.rank-2 {
    border-color: var(--accent-silver);
    color: var(--accent-silver);
}

.rank-badge.rank-3 {
    border-color: var(--accent-bronze);
    color: var(--accent-bronze);
}

@keyframes pulse-badge {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 215, 0, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 25px 8px rgba(255, 215, 0, 0.3);
    }
}

.rank-info {
    flex: 1;
}

.rank-team-name {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.team-color-badge {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: inline-block;
    border: 2px solid var(--primary-white);
}

.rank-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.rank-distance {
    text-align: right;
}

.distance-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-white);
}

.distance-unit {
    font-size: 1.2rem;
    font-weight: 400;
    margin-left: 5px;
    color: var(--text-secondary);
}

.distance-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.distance-progress {
    margin-top: 12px;
    width: 100%;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--dark-gray);
    border-radius: 10px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    transition: width 0.5s ease;
    border-radius: 10px;
    background: var(--primary-white);
}

.tera-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    background: var(--dark-gray);
    border: 1px solid var(--accent-gold);
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 10px;
    color: var(--accent-gold);
}

/* Teams Grid */
.teams-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.team-card {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 25px;
    transition: all 0.3s;
}

.team-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary-white);
}

.team-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-gray);
}

.team-name-display {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.team-actions {
    display: flex;
    gap: 8px;
}

.icon-btn {
    background: var(--medium-gray);
    border: 1px solid var(--border-gray);
    width: 36px;
    height: 36px;
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.icon-btn:hover {
    background: var(--primary-white);
    color: var(--primary-black);
    transform: scale(1.1);
}

.team-members h4 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.member-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.member-item {
    background: var(--medium-gray);
    padding: 10px 15px;
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid transparent;
    transition: all 0.3s;
}

.member-item:hover {
    border-color: var(--border-gray);
}

.member-name {
    font-weight: 600;
}

.member-distance {
    color: var(--primary-white);
    font-weight: 700;
}

.team-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.team-stat {
    background: var(--medium-gray);
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--border-gray);
}

.team-stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 5px;
}

.team-stat-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Runs List */
.filter-bar {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.filter-select, .filter-input {
    flex: 1;
    min-width: 200px;
    padding: 12px;
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.runs-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.run-card {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-left: 3px solid var(--primary-white);
    border-radius: 8px;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    transition: all 0.3s;
    position: relative;
}

.run-card:hover {
    transform: translateX(5px);
    border-left-color: var(--success-green);
}

.run-card .delete-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: 1px solid var(--danger-red);
    color: var(--danger-red);
}

.run-card .delete-btn:hover {
    background: var(--danger-red);
    color: var(--primary-white);
}

.run-info {
    flex: 1;
}

.run-member {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.run-details {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.run-distance-display {
    text-align: right;
}

.run-distance-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--success-green);
}

.run-app-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--medium-gray);
    border: 1px solid var(--border-gray);
    border-radius: 20px;
    font-size: 0.75rem;
    margin-top: 5px;
}

/* Cards */
.cards-catalog {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 30px;
}

.cards-catalog h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 15px;
}

.card-info {
    background: var(--medium-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s;
}

.card-info:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.1);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 10px;
}

.card-info h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.card-type {
    display: inline-block;
    padding: 4px 12px;
    background: var(--dark-gray);
    border-radius: 20px;
    font-size: 0.8rem;
    margin-bottom: 10px;
}

.card-effect {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    line-height: 1.5;
}

.card-limit {
    font-size: 0.8rem;
    color: var(--accent-gold);
    font-weight: 600;
}

/* Team Cards */
.team-cards-section {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 25px;
}

.team-cards-section h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.team-cards-item {
    background: var(--medium-gray);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.team-cards-header {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-password-lock {
    padding: 6px 15px;
    background: var(--primary-white);
    color: var(--primary-black);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 5px;
}

.btn-password-lock:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(255, 255, 255, 0.2);
}

.cards-owned {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.cards-locked {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 150px;
}

.locked-message {
    text-align: center;
    color: var(--text-secondary);
}

.locked-message i {
    font-size: 3rem;
    opacity: 0.3;
    margin-bottom: 15px;
}

.owned-card {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 10px;
    padding: 15px;
    text-align: center;
    transition: all 0.3s;
}

.owned-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 16px rgba(255, 255, 255, 0.1);
}

.owned-card-icon {
    font-size: 2.5rem;
    margin-bottom: 8px;
}

.owned-card-name {
    font-weight: 700;
    margin-bottom: 5px;
}

.owned-card-status {
    font-size: 0.8rem;
    color: var(--success-green);
    margin-bottom: 10px;
}

.owned-card-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    justify-content: center;
}

.card-action-btn {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    background: var(--medium-gray);
    color: var(--primary-white);
}

.card-action-btn.use-btn {
    background: var(--primary-white);
    color: var(--primary-black);
    border-color: var(--primary-white);
}

.card-action-btn.use-btn:hover {
    transform: translateY(-2px);
}

.card-action-btn.delete-btn {
    background: transparent;
    color: var(--danger-red);
    border-color: var(--danger-red);
}

.card-action-btn.delete-btn:hover {
    background: var(--danger-red);
    color: var(--primary-white);
}

/* History */
.history-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.history-card {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    gap: 20px;
    align-items: center;
    position: relative;
}

.history-delete-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: 1px solid var(--danger-red);
    width: 36px;
    height: 36px;
    border-radius: 8px;
    color: var(--danger-red);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.history-delete-btn:hover {
    background: var(--danger-red);
    color: var(--primary-white);
    transform: scale(1.1);
}

.history-icon {
    font-size: 3rem;
    min-width: 60px;
    text-align: center;
}

.history-content {
    flex: 1;
}

.history-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.history-description {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.history-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s;
}

.modal-content {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 16px;
    padding: 30px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-gray);
}

.modal-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
}

.close-btn:hover {
    background: var(--danger-red);
    transform: rotate(90deg);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    background: var(--medium-gray);
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-white);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.required {
    color: var(--danger-red);
}

#members-input {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 25px;
}

/* Tera Burning */
.tera-preview {
    background: linear-gradient(135deg, var(--medium-gray) 0%, var(--dark-gray) 100%);
    border: 1px solid var(--accent-gold);
    border-radius: 12px;
    padding: 15px;
    margin-top: 15px;
    text-align: center;
}

.tera-preview-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
    color: var(--accent-gold);
}

.tera-preview-content i {
    font-size: 2rem;
}

/* Card Info Details */
.card-info-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-height: 70vh;
    overflow-y: auto;
}

.card-detail-item {
    background: var(--medium-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s;
}

.card-detail-item:hover {
    border-color: var(--primary-white);
    transform: translateX(5px);
}

.card-detail-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-gray);
}

.card-detail-icon {
    font-size: 2.5rem;
}

.card-detail-header h4 {
    flex: 1;
    font-size: 1.3rem;
    font-weight: 700;
}

.card-detail-type {
    padding: 4px 12px;
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.card-detail-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.detail-section {
    padding: 12px;
    background: var(--dark-gray);
    border-radius: 8px;
    border: 1px solid var(--border-gray);
}

.detail-section strong {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-white);
    margin-bottom: 6px;
    font-size: 0.95rem;
}

.detail-section p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
    margin-left: 28px;
}

.card-preview {
    background: linear-gradient(135deg, var(--medium-gray) 0%, var(--dark-gray) 100%);
    border: 1px solid var(--border-gray);
    border-radius: 15px;
    padding: 25px;
    text-align: center;
    margin-bottom: 20px;
}

.card-preview-icon {
    font-size: 4rem;
    margin-bottom: 10px;
}

.card-preview-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.card-preview-effect {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* No Data */
.no-data-message {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.no-data-message i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.3;
}

.no-data-message p {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

/* Guide Page */
.guide-container {
    max-width: 900px;
    margin: 0 auto;
}

.guide-section {
    background: var(--dark-gray);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
}

.guide-section h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.guide-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.guide-step {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-number {
    min-width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-white) 0%, var(--text-secondary) 100%);
    color: var(--primary-black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 900;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
    transition: all 0.3s;
}

.guide-step:hover .step-number {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.guide-box {
    background: var(--medium-gray);
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    padding: 20px;
    margin-top: 10px;
    transition: all 0.3s;
}

.guide-box:hover {
    border-color: var(--primary-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.1);
}

.guide-box.special {
    border-color: var(--accent-gold);
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.05) 0%, var(--medium-gray) 100%);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.15);
    animation: special-glow 3s ease-in-out infinite;
}

@keyframes special-glow {
    0%, 100% { box-shadow: 0 0 15px rgba(255, 215, 0, 0.15); }
    50% { box-shadow: 0 0 30px rgba(255, 215, 0, 0.25); }
}

.guide-box h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--success-green);
}

.guide-box.special h4 {
    color: var(--accent-gold);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.guide-box ul {
    list-style: none;
    padding: 0;
}

.guide-box li {
    padding: 8px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
}

.guide-box li::before {
    content: '▸';
    color: var(--primary-white);
    margin-right: 10px;
    font-size: 1.2rem;
}

.guide-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.rule-item {
    background: var(--medium-gray);
    border-left: 3px solid var(--primary-white);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.rule-item::before {
    content: '';
    position: absolute;
    left: -3px;
    top: 0;
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, var(--success-green), var(--accent-gold));
    transition: height 0.3s;
}

.rule-item:hover {
    transform: translateX(5px);
    box-shadow: -3px 0 15px rgba(255, 255, 255, 0.1);
}

.rule-item:hover::before {
    height: 100%;
}

.rule-item h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.rule-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    .header-content h1 {
        font-size: 2rem;
    }

    .tabs {
        gap: 5px;
    }

    .tab-btn {
        padding: 10px 16px;
        font-size: 0.85rem;
    }

    .section-header h2 {
        font-size: 1.4rem;
    }

    .stats-overview {
        grid-template-columns: 1fr;
    }

    .teams-grid {
        grid-template-columns: 1fr;
    }

    .cards-grid {
        grid-template-columns: 1fr;
    }

    .rank-card {
        flex-direction: column;
        text-align: center;
    }

    .rank-distance {
        text-align: center;
    }

    .modal-content {
        width: 95%;
        padding: 20px;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--border-gray);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-white);
}