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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #581c87 50%, #0f172a 100%);
    min-height: 100vh;
}

.hidden {
    display: none !important;
}

/* ログイン画面 */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.login-card {
    background: #1e293b;
    border-radius: 0.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    padding: 2rem;
    width: 100%;
    max-width: 28rem;
    border: 1px solid #a855f7;
}

.login-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.login-header h1 {
    color: #d8b4fe;
    font-size: 1.875rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: #94a3b8;
}

.login-form label {
    display: block;
    color: #cbd5e1;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.login-form input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: #334155;
    border: 1px solid #475569;
    border-radius: 0.5rem;
    color: white;
    font-size: 1rem;
    margin-bottom: 1rem;
    transition: border-color 0.2s;
}

.login-form input:focus {
    outline: none;
    border-color: #a855f7;
}

.login-form input::placeholder {
    color: #64748b;
}

.error-message {
    padding: 0.75rem;
    background: rgba(127, 29, 29, 0.5);
    border: 1px solid #dc2626;
    border-radius: 0.5rem;
    color: #fca5a5;
    font-size: 0.875rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.login-form button {
    width: 100%;
    padding: 0.75rem;
    background: #9333ea;
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.login-form button:hover:not(:disabled) {
    background: #7e22ce;
}

.login-form button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* メイン画面 */
.main-container {
    min-height: 100vh;
    padding: 1rem;
}

.content-wrapper {
    max-width: 90rem;
    margin: 0 auto;
    background: #1e293b;
    border-radius: 0.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 1px solid #a855f7;
    overflow: hidden;
}

/* ヘッダー */
.header {
    background: linear-gradient(to right, #9333ea, #ec4899);
    padding: 1.5rem;
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.header h1 {
    color: white;
    font-size: 1.875rem;
    font-weight: bold;
}

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

.refresh-btn, .logout-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    padding: 0.5rem;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.refresh-btn:hover, .logout-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.refresh-btn.spinning svg {
    animation: spin 1s linear infinite;
}

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

.header-controls {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.search-box {
    flex: 1;
    min-width: 200px;
    position: relative;
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    pointer-events: none;
}

.search-box input {
    width: 100%;
    padding: 0.5rem 0.5rem 0.5rem 2.5rem;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 0.5rem;
    color: white;
    font-size: 1rem;
}

.search-box input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.5);
}

.search-box input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

#sortSelect {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 0.5rem;
    color: white;
    font-size: 1rem;
    cursor: pointer;
}

#sortSelect:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.5);
}

#sortSelect option {
    background: #1e293b;
}

/* コンテンツ */
.content {
    padding: 1.5rem;
}

.auction-count {
    color: #94a3b8;
    margin-bottom: 1rem;
}

.loading-message {
    text-align: center;
    padding: 3rem 0;
    color: #94a3b8;
}

.loading-spinner {
    margin: 0 auto 0.5rem;
    animation: spin 1s linear infinite;
}

.empty-message {
    text-align: center;
    padding: 3rem 0;
    color: #94a3b8;
}

.empty-message svg {
    margin: 0 auto 0.5rem;
    opacity: 0.5;
}

/* オークショングリッド */
.auction-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.auction-card {
    background: #334155;
    border: 1px solid #475569;
    border-radius: 0.5rem;
    padding: 1rem;
    transition: border-color 0.2s;
}

.auction-card:hover {
    border-color: #a855f7;
}

.auction-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.auction-header h3 {
    color: #d8b4fe;
    font-size: 1.125rem;
    font-weight: 600;
    flex: 1;
    word-break: break-word;
}

.auction-id {
    color: #94a3b8;
    font-size: 0.75rem;
    margin-left: 0.5rem;
    flex-shrink: 0;
}

.auction-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #cbd5e1;
    font-size: 0.875rem;
}

.detail-item svg {
    color: #c084fc;
    flex-shrink: 0;
}

.detail-item .label {
    font-weight: 500;
}

.detail-item .time {
    font-size: 0.75rem;
}

.price-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.5rem;
    margin-top: 0.5rem;
    border-top: 1px solid #475569;
}

.price-label {
    color: #94a3b8;
    font-size: 0.875rem;
}

.price-value {
    color: #4ade80;
    font-size: 1.25rem;
    font-weight: bold;
}

/* レスポンシブ */
@media (max-width: 640px) {
    .header h1 {
        font-size: 1.5rem;
    }
    
    .auction-grid {
        grid-template-columns: 1fr;
    }
    
    .header-controls {
        flex-direction: column;
    }
    
    .search-box {
        min-width: 100%;
    }
}

@media (min-width: 768px) {
    .auction-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .auction-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* モーダル */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.modal-content {
    background: #1e293b;
    border: 1px solid #a855f7;
    border-radius: 0.5rem;
    max-width: 50rem;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid #475569;
    background: linear-gradient(to right, #9333ea, #ec4899);
}

.modal-header h2 {
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0;
}

.close-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 2rem;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
    line-height: 1;
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.modal-body {
    padding: 1.5rem;
}

.detail-section {
    margin-bottom: 1.5rem;
}

.detail-section:last-child {
    margin-bottom: 0;
}

.detail-section h3 {
    color: #d8b4fe;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #475569;
}

.detail-row {
    display: flex;
    padding: 0.5rem 0;
    border-bottom: 1px solid #334155;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    color: #94a3b8;
    font-weight: 500;
    min-width: 120px;
    flex-shrink: 0;
}

.detail-row span:not(.detail-label) {
    color: #cbd5e1;
    flex: 1;
}

.price-text {
    color: #4ade80 !important;
    font-size: 1.25rem;
    font-weight: bold;
}

.lore-text {
    background: #334155;
    padding: 1rem;
    border-radius: 0.375rem;
    border: 1px solid #475569;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    white-space: pre-wrap;
}

.mc-text {
    font-family: 'Courier New', monospace;
}

.nbt-info {
    background: #334155;
    padding: 1rem;
    border-radius: 0.375rem;
    border: 1px solid #475569;
    margin-top: 0.5rem;
}

.text-muted {
    color: #94a3b8;
    font-size: 0.875rem;
    margin: 0;
}

.auction-card {
    cursor: pointer;
}

.auction-card:active {
    transform: scale(0.98);
}

/* エンチャントと属性リスト */
.enchant-list, .attribute-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.enchant-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #334155;
    padding: 0.75rem;
    border-radius: 0.375rem;
    border: 1px solid #475569;
}

.enchant-name {
    color: #cbd5e1;
    font-weight: 500;
}

.enchant-level {
    color: #c084fc;
    font-weight: 600;
    font-size: 0.875rem;
}

.attribute-item {
    background: #334155;
    padding: 0.75rem;
    border-radius: 0.375rem;
    border: 1px solid #475569;
}

.attr-name {
    color: #d8b4fe;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.attr-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: #94a3b8;
}

.attr-details span {
    background: #1e293b;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
}

.other-info {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.info-badge {
    background: #334155;
    color: #cbd5e1;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
    border: 1px solid #475569;
    font-size: 0.875rem;
}

/* シンプルな属性表示 */
.attribute-simple-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.attribute-simple-list:last-child {
    margin-bottom: 0;
}

.attribute-category {
    color: #d8b4fe;
    font-weight: 600;
    font-size: 0.875rem;
    margin-top: 0.75rem;
    margin-bottom: 0.5rem;
}

.attribute-category:first-child {
    margin-top: 0;
}

.attribute-simple-item {
    background: #1e293b;
    color: #60a5fa;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
    border: 1px solid #3b82f6;
    font-size: 0.875rem;
    font-weight: 500;
}