/* ══════════════════════════════════════════════════════════
   Badge System Styles v2.0 — Mobile-first, colorful redesign
   ══════════════════════════════════════════════════════════ */

/* ── Badge Gallery Page ─────────────────────────────────── */
.badge-gallery-page {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 0.5rem 0;
}

.badge-gallery-header {
    text-align: center;
    padding: 1rem 0 0.5rem;
}

.badge-gallery-header h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0 0 0.25rem;
    color: var(--text-main, #1e293b);
}

.badge-gallery-header .subtitle {
    font-size: 0.875rem;
    color: var(--text-subtle, #64748b);
    margin: 0;
}

/* ── Stats Widget: 2x2 บน mobile, 4 col บน desktop ──────── */
.badge-stats-widget {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

@media (min-width: 768px) {
    .badge-stats-widget {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    background: var(--card-bg, #fff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 12px;
    padding: 0.875rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.stat-label {
    font-size: 0.72rem;
    color: var(--text-subtle, #64748b);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.stat-number {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-main, #1e293b);
    line-height: 1;
}

.stat-value {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main, #1e293b);
}

.progress-bar {
    height: 5px;
    background: var(--border-color, #e2e8f0);
    border-radius: 99px;
    overflow: hidden;
    margin-top: 0.25rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 99px;
    transition: width 0.6s ease;
}

/* ── Filter Bar: horizontal scroll บน mobile ─────────────── */
.badge-gallery-controls {
    position: sticky;
    top: 0;
    z-index: 10;
}

.badge-filter-bar {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    background: var(--card-bg, #fff);
    padding: 0.875rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color, #e2e8f0);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: nowrap;
}

.filter-group label {
    font-size: 0.78rem;
    color: var(--text-subtle, #64748b);
    white-space: nowrap;
    font-weight: 500;
    flex-shrink: 0;
}

.filter-buttons {
    display: flex;
    gap: 0.4rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
    flex-wrap: nowrap;
    flex: 1;
}

.filter-buttons::-webkit-scrollbar {
    display: none;
}

.filter-btn {
    flex-shrink: 0;
    padding: 0.35rem 0.8rem;
    border-radius: 99px;
    border: 1.5px solid var(--border-color, #e2e8f0);
    background: transparent;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-subtle, #64748b);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.filter-btn:hover {
    border-color: #667eea;
    color: #667eea;
    background: rgba(102, 126, 234, 0.06);
}

.filter-btn.active {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-color: transparent;
    color: #fff;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.35);
}

.sort-select {
    font-size: 0.78rem;
    padding: 0.3rem 0.6rem;
    border-radius: 8px;
    border: 1.5px solid var(--border-color, #e2e8f0);
    background: var(--card-bg, #fff);
    color: var(--text-main, #1e293b);
    cursor: pointer;
}

/* ── Badge Gallery Content ───────────────────────────────── */
.badge-gallery-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.badge-section {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main, #1e293b);
    margin: 0;
    padding-left: 0.6rem;
    border-left: 3px solid #667eea;
}

/* ── Badge Gallery Grid ──────────────────────────────────── */
.badge-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 0.75rem;
    justify-items: center;
}

@media (min-width: 480px) {
    .badge-gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
        gap: 1rem;
    }
}

/* ── Badge Card Base ─────────────────────────────────────── */
.badge-card {
    width: 100%;
    aspect-ratio: 1 / 1;
    max-width: 140px;
    min-width: 90px;
    perspective: 600px;
    cursor: pointer;
    transition: transform 0.25s ease, filter 0.25s ease;
}

.badge-card:hover {
    transform: translateY(-6px);
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.22));
}

.badge-card-inner {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 50%;
}

.badge-card:hover .badge-card-inner {
    transform: rotateY(180deg);
}

.badge-card-front,
.badge-card-back {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 0.4rem;
    gap: 0.3rem;
    overflow: hidden;
}

/* ── Front Face: gradient หลากสี per nth-child ──────────── */
.badge-card-front {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
}

/* 8 สีหมุนเวียน */
.badge-gallery-grid .badge-card:nth-child(8n+1) .badge-card-front { background: linear-gradient(135deg, #667eea, #764ba2); }
.badge-gallery-grid .badge-card:nth-child(8n+2) .badge-card-front { background: linear-gradient(135deg, #f093fb, #f5576c); }
.badge-gallery-grid .badge-card:nth-child(8n+3) .badge-card-front { background: linear-gradient(135deg, #4facfe, #00f2fe); }
.badge-gallery-grid .badge-card:nth-child(8n+4) .badge-card-front { background: linear-gradient(135deg, #43e97b, #38f9d7); }
.badge-gallery-grid .badge-card:nth-child(8n+5) .badge-card-front { background: linear-gradient(135deg, #fa709a, #fee140); }
.badge-gallery-grid .badge-card:nth-child(8n+6) .badge-card-front { background: linear-gradient(135deg, #a18cd1, #fbc2eb); }
.badge-gallery-grid .badge-card:nth-child(8n+7) .badge-card-front { background: linear-gradient(135deg, #fccb90, #d57eeb); }
.badge-gallery-grid .badge-card:nth-child(8n+8) .badge-card-front { background: linear-gradient(135deg, #a1c4fd, #c2e9fb); }

/* shimmer overlay สำหรับ legendary */
.badge-rarity-legendary .badge-card-front::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg,
        transparent 40%,
        rgba(255,255,255,0.25) 50%,
        transparent 60%);
    animation: shimmer 2.5s infinite;
    pointer-events: none;
}

@keyframes shimmer {
    0%   { transform: translateX(-100%); }
    100% { transform: translateX(200%); }
}

/* ── Back Face ───────────────────────────────────────────── */
.badge-card-back {
    background: var(--card-bg, #fff);
    border: 2px solid var(--border-color, #e2e8f0);
    transform: rotateY(180deg);
    color: var(--text-main, #1e293b);
    text-align: center;
}

/* ── Badge Icon ──────────────────────────────────────────── */
.badge-icon {
    font-size: 2rem;
    line-height: 1;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.18));
    user-select: none;
}

.badge-card-small .badge-icon  { font-size: 1.75rem; }
.badge-card-medium .badge-icon { font-size: 2.2rem; }
.badge-card-large .badge-icon  { font-size: 3rem; }

/* ── Badge Name ──────────────────────────────────────────── */
.badge-name {
    font-size: 0.62rem;
    font-weight: 700;
    text-align: center;
    line-height: 1.2;
    color: #fff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
    max-width: 100%;
    word-break: break-word;
}

.badge-card-back .badge-name {
    color: var(--text-main, #1e293b);
    font-size: 0.75rem;
    text-shadow: none;
}

.badge-card-small .badge-name  { font-size: 0.58rem; }
.badge-card-medium .badge-name { font-size: 0.65rem; }
.badge-card-large .badge-name  { font-size: 0.8rem; }

/* ── Badge Description (back) ────────────────────────────── */
.badge-description {
    font-size: 0.68rem;
    color: var(--text-subtle, #64748b);
    text-align: center;
    line-height: 1.35;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

/* ── Badge Rarity Label (back) ───────────────────────────── */
.badge-rarity {
    margin-top: auto;
}

.rarity-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.18rem 0.5rem;
    border-radius: 99px;
    width: fit-content;
    height: fit-content;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--border-color, #e2e8f0);
    color: var(--text-subtle, #64748b);
}

.badge-rarity-rare    .rarity-label { background: #dbeafe; color: #2563eb; }
.badge-rarity-epic    .rarity-label { background: #f3e8ff; color: #9333ea; }
.badge-rarity-legendary .rarity-label { background: #fef3c7; color: #d97706; }

/* ── Locked Badge ────────────────────────────────────────── */
.badge-locked .badge-card-front {
    background: linear-gradient(135deg, #94a3b8, #64748b) !important;
    filter: grayscale(0.3);
}

.locked-icon {
    font-size: 1.5rem;
    opacity: 0.85;
}

.badge-locked-label {
    font-size: 0.55rem;
    color: rgba(255,255,255,0.7);
    font-weight: 600;
    letter-spacing: 0.04em;
}

/* ── Tier Status ─────────────────────────────────────────── */
.badge-tier-status {
    margin-top: 0.2rem;
}

.badge-tier-badge {
    font-size: 0.5rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 0.1rem 0.4rem;
    border-radius: 99px;
    background: rgba(255,255,255,0.25);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.4);
}

/* ── Tier Progression ────────────────────────────────────── */
.badge-tier-progress {
    display: flex;
    gap: 0.3rem;
    align-items: center;
}

.badge-tier-progress .tier {
    font-size: 0.9rem;
    line-height: 1;
}

.badge-tier-progress .tier.locked {
    opacity: 0.35;
}

/* ── Condition Progress ──────────────────────────────────── */
.condition-progress {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.progress-text {
    font-size: 0.58rem;
    color: var(--text-subtle, #64748b);
    text-align: right;
}

/* ── No Badges Empty State ───────────────────────────────── */
.no-badges {
    text-align: center;
    padding: 2.5rem 1rem;
    color: var(--text-subtle, #64748b);
    font-size: 0.875rem;
    background: var(--card-bg, #fff);
    border: 2px dashed var(--border-color, #e2e8f0);
    border-radius: 16px;
}

/* ── Modal: Badge Detail ─────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--card-bg, #fff);
    border-radius: 20px;
    padding: 1.5rem;
    max-width: 360px;
    width: 100%;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
    animation: modalIn 0.25s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.92) translateY(8px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close {
    position: absolute;
    top: 0.75rem;
    right: 0.875rem;
    background: none;
    border: none;
    font-size: 1.4rem;
    cursor: pointer;
    color: var(--text-subtle, #64748b);
    line-height: 1;
    padding: 0.1rem 0.3rem;
    border-radius: 6px;
    transition: background 0.15s;
}

.modal-close:hover {
    background: var(--border-color, #e2e8f0);
}

.modal-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color, #e2e8f0);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main, #1e293b);
    text-align: center;
}

.badge-icon-large {
    font-size: 3.5rem;
    line-height: 1;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.15));
}

.badge-rarity-tag {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.2rem 0.6rem;
    border-radius: 99px;
    background: var(--border-color, #e2e8f0);
    color: var(--text-subtle, #64748b);
}

.badge-rarity-tag.badge-rarity-rare     { background: #dbeafe; color: #2563eb; }
.badge-rarity-tag.badge-rarity-epic     { background: #f3e8ff; color: #9333ea; }
.badge-rarity-tag.badge-rarity-legendary { background: #fef3c7; color: #d97706; }

.modal-body h4 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main, #1e293b);
    margin: 0 0 0.4rem;
}

.modal-body p {
    font-size: 0.85rem;
    color: var(--text-subtle, #64748b);
    line-height: 1.5;
    margin: 0;
}

.badge-desc-section {
    background: var(--border-color, #f1f5f9);
    border-radius: 10px;
    padding: 0.875rem;
}

/* ── Dark mode adjustments ───────────────────────────────── */
@media (prefers-color-scheme: dark) {
    .badge-card-back {
        background: var(--card-bg, #1e293b);
        border-color: var(--border-color, #334155);
    }

    .stat-item {
        background: var(--card-bg, #1e293b);
        border-color: var(--border-color, #334155);
    }

    .badge-filter-bar {
        background: var(--card-bg, #1e293b);
        border-color: var(--border-color, #334155);
    }

    .filter-btn {
        border-color: var(--border-color, #334155);
        color: #94a3b8;
    }

    .badge-rarity-rare    .rarity-label { background: #1e3a5f; color: #60a5fa; }
    .badge-rarity-epic    .rarity-label { background: #2e1a4a; color: #c084fc; }
    .badge-rarity-legendary .rarity-label { background: #4a3300; color: #fbbf24; }

    .badge-desc-section {
        background: var(--border-color, #0f172a);
    }

    .modal-content {
        background: var(--card-bg, #1e293b);
    }
}