/* ==========================================================================
   Showcase Page Styles - WuwaAPI Wiki-Style Demo
   ========================================================================== */

/* --- Loading & Error States --- */
.loading-state,
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    text-align: center;
    padding: 2rem;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 1rem;
}

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

.error-state h2 {
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.error-state p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn-primary:hover {
    opacity: 0.9;
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    padding: 4rem 0 3rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center top;
    opacity: 0.25;
    filter: blur(8px);
    transform: scale(1.1);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.char-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.attr-icon {
    width: 48px;
    height: 48px;
    filter: drop-shadow(0 0 8px rgba(220, 20, 60, 0.5));
}

.char-info h1 {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    font-weight: 800;
    margin: 0 0 0.5rem;
    background: linear-gradient(to bottom, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.char-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.rarity {
    color: #fbbf24;
    font-size: 1rem;
    letter-spacing: 2px;
}

.element-badge,
.weapon-badge {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-color);
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
}

/* --- Tabs --- */
.tabs-container {
    margin-top: -1.5rem;
    padding-top: 1rem;
}

.tab-nav {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-btn {
    flex: 1;
    min-width: 100px;
    padding: 0.875rem 1rem;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab-content {
    display: none;
    padding: 1.5rem 0;
}

.tab-content.active {
    display: block;
}

/* --- Overview Tab --- */
.overview-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .overview-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
}

.card h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    margin: 0 0 1rem;
    font-weight: 700;
}

/* Image Gallery */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.75rem;
}

.gallery-thumb {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-decoration: none;
    transition: border-color 0.2s;
}

.gallery-thumb:hover {
    border-color: var(--accent);
}

.gallery-thumb img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 4px;
}

.gallery-thumb span {
    font-size: 0.625rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
}

/* API Info */
.api-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
}

.info-row .label {
    color: var(--text-secondary);
}

.info-row code {
    font-family: var(--font-mono);
    color: var(--accent);
}

.info-row a {
    color: var(--accent);
}

.endpoint-demo {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    padding: 1rem;
}

.endpoint-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin: 0 0 0.5rem;
}

.endpoint-code {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.4);
    padding: 0.75rem;
    border-radius: 6px;
    margin-bottom: 0.75rem;
    word-break: break-all;
}

.btn-small {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.75rem;
    padding: 0.4rem 0.75rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-small:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

/* --- Skills Tab --- */
.skills-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    gap: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.skill-header h4 {
    margin: 0;
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 700;
}

.skill-type {
    font-size: 0.625rem;
    color: var(--text-secondary);
    background: rgba(0, 0, 0, 0.3);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    text-transform: uppercase;
    font-weight: 600;
    white-space: nowrap;
}

.skill-desc {
    padding: 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-height: 200px;
    overflow-y: auto;
}

.skill-desc strong {
    color: var(--text-primary);
}

/* Skill scrollbar */
.skill-desc::-webkit-scrollbar {
    width: 6px;
}

.skill-desc::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 3px;
}

.skill-desc::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 3px;
}

/* --- Stats Tab --- */
.stats-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem;
}

.stats-card h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    margin: 0 0 1rem;
    font-weight: 700;
}

.stats-table-wrap {
    overflow-x: auto;
}

.stats-table-wrap table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.stats-table-wrap th,
.stats-table-wrap td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.stats-table-wrap th {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-weight: 600;
}

.stats-table-wrap td {
    color: var(--text-secondary);
}

.stats-table-wrap tr:last-child td {
    border-bottom: none;
}

/* --- Showcase Footer --- */
.showcase-footer {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    margin-top: 2rem;
}

.showcase-footer p {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin: 0 0 0.5rem;
}

.showcase-footer a {
    color: var(--accent);
}

.disclaimer {
    font-size: 0.75rem !important;
    opacity: 0.7;
}

/* --- Responsive --- */
@media (max-width: 480px) {
    .hero-section {
        padding: 2.5rem 0 2rem;
    }

    .char-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .tab-btn {
        padding: 0.75rem;
        font-size: 0.8rem;
    }

    .card {
        padding: 1rem;
    }
}