/* =============================================
   CS2 Case Opening — Styles
   ============================================= */

:root {
    --co-bg: #0a0c14;
    --co-surface: #141824;
    --co-surface2: #1c2030;
    --co-border: #2a3040;
    --co-gold: #f0c040;
    --co-gold-dim: #8a7030;
    --co-blue: #4a90d9;
    --co-green: #4ade80;
    --co-red: #f87171;
    --co-purple: #a78bfa;
    --co-text: #e2e8f0;
    --co-text-dim: #8892a6;
    --co-common: #c0c0c0;
    --co-rare: #4169e1;
    --co-restricted: #4169e1;
    --co-classified: #9400d3;
    --co-epic: #9400d3;
    --co-covert: #eb4b4b;
    --co-legendary: #ffd700;
}

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

body.co-body {
    background: var(--co-bg);
    color: var(--co-text);
    font-family: "Montserrat", sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Main container */
.co-container {
    max-width: 1100px; margin: 0 auto; padding: 20px;
}

/* Header */
.co-header {
    text-align: center; margin: 30px 0 24px;
}
.co-header h1 {
    font-size: 2.2rem; font-weight: 800;
    background: linear-gradient(135deg, var(--co-purple), var(--co-blue));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: "Orbitron", sans-serif;
}
.co-header p { color: var(--co-text-dim); margin-top: 6px; font-size: 0.9rem; }

/* Tab bar */
.co-tabs {
    display: flex; gap: 4px; margin-bottom: 20px;
    border-bottom: 1px solid var(--co-border); padding-bottom: 0;
}
.co-tab-btn {
    padding: 10px 24px; border: none; background: transparent;
    color: var(--co-text-dim); font-size: 0.9rem; font-weight: 500;
    clip-path: polygon(8% 0, 100% 0, 92% 100%, 0% 100%);
    cursor: pointer; border-bottom: 2px solid transparent;
    transition: all 0.2s; font-family: inherit;
}
.co-tab-btn:hover { color: var(--co-text); }
.co-tab-btn.active {
    color: var(--co-purple); border-bottom-color: var(--co-purple);
}

.co-tab-panel { display: none; }
.co-tab-panel.active { display: block; }

/* Search bar */
.co-search-bar {
    display: flex; gap: 10px; margin-bottom: 20px; flex-wrap: wrap;
}
.co-search-input {
    flex: 1; min-width: 200px;
    padding: 10px 14px; border-radius: 0; border: 1px solid var(--co-border);
    background: var(--co-surface2); color: var(--co-text);
    font-size: 0.9rem; font-family: inherit;
}
.co-search-input::placeholder { color: var(--co-text-dim); }
.co-search-input:focus { outline: none; border-color: var(--co-purple); }

.co-filter-select {
    padding: 10px 14px; border-radius: 0; border: 1px solid var(--co-border);
    background: var(--co-surface2); color: var(--co-text);
    font-size: 0.9rem; font-family: inherit; cursor: pointer;
    min-width: 130px;
}

/* Case Grid */
.co-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 14px;
}

/* Case Card */
.co-case-card {
    position: relative;
    background: var(--co-surface);
    border: 1px solid var(--co-border);
    clip-path: polygon(3% 0, 100% 0, 97% 100%, 0% 100%);
    overflow: hidden;
    transition: all 0.25s;
}
.co-case-card:hover {
    border-color: var(--co-purple);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(167,139,250,0.15);
}

.co-case-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 3/2;
    overflow: hidden;
    background: var(--co-surface2);
    align-items: center; justify-content: center; display: flex;
}
.co-case-img-wrap img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.3s;
}
/* Base image for custom cases — fills wrapper with hue-rotate filter */
.co-case-img-base {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.3s;
}
/* Emoji overlay for custom case design */
.co-case-overlay-emoji {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    font-size: 2rem; pointer-events: none; z-index: 1;
    text-shadow: 0 2px 6px rgba(0,0,0,0.6);
}
/* Skin image overlay for custom case design */
.co-case-overlay-img {
    position: absolute; transform: translate(0%, 5%);
    width: 25%; height: 25%; object-fit: contain; pointer-events: none; z-index: 1;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.6));
}
.co-case-card:hover .co-case-img-wrap img {
    transform: scale(1.05);
}

/* Hover overlay with buttons */
.co-case-hover-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10,12,20,0.88);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    opacity: 0;
    transition: opacity 0.25s;
    z-index: 2;
}
.co-case-card:hover .co-case-hover-overlay {
    opacity: 1;
}

.co-hover-row {
    display: flex;
    align-items: center;
    gap: 6px;
}

.co-qty-btn {
    width: 30px; height: 30px;
    border: 1px solid var(--co-border);
    background: var(--co-surface2);
    color: var(--co-text);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    clip-path: polygon(10% 0, 100% 0, 90% 100%, 0% 100%);
    transition: all 0.2s;
    display: flex; align-items: center; justify-content: center;
    line-height: 1;
}
.co-qty-btn:hover { border-color: var(--co-purple); color: var(--co-purple); }

.co-qty-display {
    font-size: 1.2rem; font-weight: 700;
    color: var(--co-gold);
    min-width: 28px; text-align: center;
}

.co-open-btn {
    padding: 8px 24px;
    background: linear-gradient(135deg, var(--co-purple), #7c3aed);
    color: #fff;
    border: none;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    clip-path: polygon(8% 0, 100% 0, 92% 100%, 0% 100%);
    transition: all 0.2s;
    font-family: inherit;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.co-open-btn:hover {
    transform: scale(1.04);
    box-shadow: 0 4px 16px rgba(167,139,250,0.4);
}

/* Case info below image */
.co-case-info {
    padding: 10px 12px;
}
.co-case-name {
    font-size: 0.85rem; font-weight: 600;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    margin-bottom: 4px;
}
.co-case-meta {
    font-size: 0.7rem; color: var(--co-text-dim);
    display: flex; justify-content: space-between;
}
.co-case-cost {
    font-size: 0.8rem; color: var(--co-gold); font-weight: 600;
}
.co-case-creator {
    font-size: 0.65rem; color: var(--co-text-dim);
    font-style: italic;
}

/* Empty state */
.co-empty {
    grid-column: 1 / -1;
    text-align: center; padding: 40px 20px; color: var(--co-text-dim);
}
.co-empty-icon { font-size: 3rem; margin-bottom: 12px; }

/* Case Section */
.co-case-section {
    margin-bottom: 36px;
}
.co-case-section:last-child {
    margin-bottom: 0;
}
.co-section-title {
    font-family: "Maven Pro", sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--co-text);
    margin: 0 0 16px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--co-border);
}
.co-section-icon {
    font-size: 1.3rem;
}
.co-empty-text { font-size: 0.9rem; }

/* ═══ LOADING SPINNER ═══ */
.co-grid-loader {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 50px 20px;
}
.co-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--co-border);
    border-top-color: var(--co-gold);
    border-radius: 50%;
    animation: co-spin 0.7s linear infinite;
}
.co-spinner-text {
    font-size: 0.85rem;
    color: var(--co-text-dim);
    font-weight: 500;
    letter-spacing: 0.03em;
}
@keyframes co-spin {
    to { transform: rotate(360deg); }
}

/* ═══ MODAL ═══ */
.co-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.85);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}
.co-modal-overlay.active {
    display: flex;
}

.co-modal {
    background: var(--co-surface);
    border: 1px solid var(--co-border);
    clip-path: polygon(2% 0, 100% 0, 98% 100%, 0% 100%);
    padding: 24px;
    width: 95%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}
.co-modal-close {
    position: absolute; top: 12px; right: 16px;
    background: none; border: none;
    color: var(--co-text-dim); font-size: 1.4rem;
    cursor: pointer; transition: color 0.2s;
}
.co-modal-close:hover { color: var(--co-red); }

.co-modal-title {
    font-size: 1.2rem; font-weight: 700;
    text-align: center; margin-bottom: 20px;
    color: var(--co-purple);
}

/* Roulettes */
.co-roulettes-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 16px;
}

.co-roulette-row {
    padding: 1px;
    position: relative;
    overflow: hidden;
}

.co-roulette-label {
    font-size: 0.7rem; color: var(--co-text-dim);
    text-transform: uppercase; letter-spacing: 0.05em;
    margin-bottom: 6px;
}

.co-roulette-track-wrap {
    position: relative;
    overflow: hidden;
    height: 100px;
    border: 1px solid var(--co-border);
    background: var(--co-bg);
}

.co-roulette-track {
    display: flex;
    position: absolute;
    top: 0; left: 0;
    height: 100%;
    transition: none;
    will-change: transform;
}

.co-roulette-indicator {
    position: absolute;
    top: 0; bottom: 0;
    width: 3px;
    background: var(--co-purple);
    z-index: 5;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 10px rgba(167,139,250,0.7);
}

.co-roulette-item {
    width: 120px; height: 100%;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; border-right: 1px solid var(--co-border);
    position: relative;
}
.co-roulette-item img {
    width: 72px; height: 72px; object-fit: contain;
}
.co-roulette-item-name {
    position: absolute;
    bottom: 2px; left: 2px; right: 2px;
    font-size: 0.55rem; text-align: center;
    white-space: normal; word-break: break-word;
    line-height: 1.1;
    color: var(--co-text-dim);
}

/* ═══ EXPLOSION for high-value prizes (>200 pts) ═══ */
.co-roulette-item.co-explosion {
    animation: co-explode 1s ease-out forwards;
    position: relative;
    z-index: 3;
}
.co-roulette-item.co-explosion::before,
.co-roulette-item.co-explosion::after {
    content: '';
    position: absolute;
    inset: -20px;
    pointer-events: none;
    z-index: -1;
}
.co-roulette-item.co-explosion::before {
    background: radial-gradient(circle, rgba(255,215,0,0.9) 0%, rgba(255,140,0,0.6) 30%, rgba(255,69,0,0.2) 60%, transparent 100%);
    animation: co-sparkle-burst 1s ease-out forwards;
}
.co-roulette-item.co-explosion::after {
    background:
        radial-gradient(2px 2px at 20% 30%, #fff 100%, transparent),
        radial-gradient(2px 2px at 70% 20%, #ffd700 100%, transparent),
        radial-gradient(3px 3px at 50% 80%, #ff8c00 100%, transparent),
        radial-gradient(2px 2px at 80% 60%, #fff 100%, transparent),
        radial-gradient(2px 2px at 10% 70%, #ffd700 100%, transparent),
        radial-gradient(3px 3px at 90% 40%, #ff4500 100%, transparent),
        radial-gradient(2px 2px at 30% 10%, #fff 100%, transparent),
        radial-gradient(2px 2px at 60% 90%, #ffd700 100%, transparent);
    animation: co-sparkle-particles 1s ease-out forwards;
}
@keyframes co-explode {
    0% { filter: brightness(1) saturate(1); }
    20% { filter: brightness(2.5) saturate(2); }
    60% { filter: brightness(1.8) saturate(1.5); }
    100% { filter: brightness(1) saturate(1); }
}
@keyframes co-sparkle-burst {
    0% { opacity: 0; transform: scale(0.3); }
    30% { opacity: 1; transform: scale(1.5); }
    100% { opacity: 0; transform: scale(2.5); }
}
@keyframes co-sparkle-particles {
    0% { opacity: 0; transform: scale(0.5) rotate(0deg); }
    25% { opacity: 1; transform: scale(1.2) rotate(90deg); }
    50% { opacity: 0.8; transform: scale(1) rotate(180deg); }
    100% { opacity: 0; transform: scale(1.8) rotate(360deg); }
}

/* Winner item enlarge + dim others (applied via JS after spin) */
.co-roulette-item.co-winner img {
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform: scale(1.4);
}
.co-roulette-item.co-winner .co-roulette-item-name {
    color: var(--co-gold);
    font-weight: 700;
    font-size: 0.62rem;
    text-shadow: 0 0 6px rgba(240,192,64,0.6);
}
.co-roulette-item.co-dimmed {
    transition: opacity 0.6s ease, filter 0.6s ease;
    opacity: 0.35;
    filter: brightness(0.4);
}

/* Results bar */
.co-results-bar {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    min-height: 60px;
    align-items: center;
    margin-bottom: 16px;
}
.co-result-item {
    text-align: center;
    padding: 8px 12px;
    background: var(--co-surface2);
    border: 1px solid var(--co-border);
    clip-path: polygon(5% 0, 100% 0, 95% 100%, 0% 100%);
    min-width: 80px;
}
.co-result-item img {
    width: 36px; height: 36px; object-fit: contain;
    display: block; margin: 0 auto 4px;
}
.co-result-item-name {
    font-size: 0.65rem; font-weight: 600;
    white-space: normal; word-break: break-word;
    line-height: 1.15;
    max-width: 130px;
}
.co-result-item-value {
    font-size: 0.65rem; color: var(--co-gold);
}
.co-result-item-wear {
    font-size: 0.55rem; color: var(--co-text-dim);
    margin-top: 1px;
}

/* Profit display colors */
.co-profit-positive { color: var(--co-green); }
.co-profit-negative { color: var(--co-red); }

/* Modal actions */
.co-modal-actions {
    display: flex; gap: 10px; justify-content: center;
    margin-bottom: 8px;
}
.co-modal-cost {
    text-align: center;
    font-size: 0.85rem; color: var(--co-white);
    font-weight: 600;
}

/* Buttons */
.co-btn {
    padding: 10px 20px; border: none;
    clip-path: polygon(8% 0, 100% 0, 92% 100%, 0% 100%);
    font-size: 0.85rem; font-weight: 600; cursor: pointer;
    font-family: inherit; transition: all 0.2s;
}
.co-btn-primary {
    background: linear-gradient(135deg, var(--co-purple), #7c3aed);
    color: #fff;
}
.co-btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(167,139,250,0.3);
}
.co-btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }

.co-btn-secondary {
    background: var(--co-surface2); color: var(--co-text);
    border: 1px solid var(--co-border);
}
.co-btn-secondary:hover { border-color: var(--co-purple); color: var(--co-purple); }

/* Toast */
.co-toast {
    position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
    background: var(--co-surface); border: 1px solid var(--co-border);
    color: var(--co-text); padding: 12px 24px; border-radius: 0;
    font-size: 0.9rem; z-index: 2000; opacity: 0; pointer-events: none;
    transition: opacity 0.3s; box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

/* ═══ PREVIEW BUTTON (in card overlay) ═══ */
.co-preview-btn {
    padding: 6px 18px;
    background: transparent;
    color: var(--co-text-dim);
    border: 1px solid var(--co-border);
    font-weight: 600;
    font-size: 0.72rem;
    cursor: pointer;
    clip-path: polygon(8% 0, 100% 0, 92% 100%, 0% 100%);
    transition: all 0.2s;
    font-family: inherit;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.co-preview-btn:hover {
    border-color: var(--co-gold);
    color: var(--co-gold);
    box-shadow: 0 0 10px rgba(240,192,64,0.2);
}

/* ═══ PREVIEW POPUP (floating near case cards) ═══ */
.co-preview-popup {
    position: fixed;
    z-index: 900;
    background: var(--co-surface);
    border: 1px solid var(--co-gold-dim);
    clip-path: polygon(1.5% 0, 100% 0, 98.5% 100%, 0% 100%);
    padding: 14px 16px;
    min-width: 240px;
    max-width: 320px;
    max-height: 340px;
    overflow-y: auto;
    opacity: 0;
    pointer-events: none;
    transform: translateY(4px);
    transition: opacity 0.18s, transform 0.18s;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5), 0 0 12px rgba(240,192,64,0.08);
}
.co-preview-popup.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}
.co-preview-popup-title {
    font-size: 0.75rem; font-weight: 700;
    color: var(--co-gold);
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--co-border);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.co-preview-popup-list {
    display: flex; flex-direction: column; gap: 5px;
}
.co-preview-popup-item {
    display: flex; align-items: center; gap: 8px;
    padding: 5px 6px;
    border: 1px solid transparent;
    font-size: 0.7rem;
}
.co-preview-popup-item img {
    width: 28px; height: 28px; object-fit: contain;
    flex-shrink: 0;
}
.co-preview-popup-item-info {
    flex: 1;
    display: flex; flex-direction: column;
    min-width: 0;
}
.co-preview-popup-item-name {
    overflow: hidden; text-overflow: ellipsis; white-space: normal;
    color: var(--co-text);
    font-weight: 500;
    font-size: 0.65rem;
}
.co-preview-popup-item-type {
    font-size: 0.48rem; font-weight: 450;
    color: var(--co-text-dim, #888);
}
.co-preview-popup-item-name-main {
    font-weight: 600;
}
.co-preview-popup-item-odds {
    font-weight: 700;
    flex-shrink: 0;
    min-width: 44px; text-align: right;
}
.co-preview-popup-item-value {
    font-size: 0.6rem;
    font-weight: 600;
    flex-shrink: 0;
    min-width: 45px; text-align: right;
}
.co-preview-popup-item-wear {
    font-size: 0.6rem; color: var(--co-text-dim, #888);
    flex-shrink: 0;
}

/* ═══ MODAL PREVIEW BOX ═══ */
.co-modal-preview {
    margin-top: 16px;
    background: var(--co-surface2);
    border: 1px solid var(--co-border);
    clip-path: polygon(1% 0, 100% 0, 99% 100%, 0% 100%);
    padding: 14px 16px;
    display: none;
}
.co-modal-preview.active {
    display: block;
}
.co-preview-title {
    font-size: 0.8rem; font-weight: 700;
    color: var(--co-gold);
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--co-border);
}
.co-preview-items {
    display: flex; flex-direction: column; gap: 5px;
    max-height: 240px; overflow-y: auto;
}
.co-preview-item {
    display: flex; align-items: center; gap: 10px;
    padding: 6px 8px;
    background: var(--co-bg);
    border: 1px solid var(--co-border);
    clip-path: polygon(1% 0, 100% 0, 99% 100%, 0% 100%);
    font-size: 0.75rem;
}
.co-preview-item img {
    width: 32px; height: 32px; object-fit: contain;
    flex-shrink: 0;
}
.co-preview-item-name {
    flex: 1;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    color: var(--co-text);
    font-weight: 500;
}
.co-preview-item-value {
    color: var(--co-gold);
    font-weight: 600;
    flex-shrink: 0;
    font-size: 0.7rem;
}
.co-preview-item-odds {
    font-weight: 700;
    flex-shrink: 0;
    min-width: 48px; text-align: right;
}
.co-preview-item-tier {
    font-size: 0.6rem;
    text-transform: uppercase;
    font-weight: 600;
    flex-shrink: 0;
}
.co-toast.show { opacity: 1; }
.co-toast.error { border-color: var(--co-red); color: var(--co-red); }
.co-toast.success { border-color: var(--co-green); color: var(--co-green); }

/* ═══ LIKE BUTTON ═══ */
.co-like-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 3;
    width: 32px;
    height: 32px;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(0,0,0,0.5);
    color: rgba(255,255,255,0.5);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.co-like-btn:hover {
    border-color: var(--co-red);
    color: var(--co-red);
    background: rgba(248,113,113,0.15);
    transform: scale(1.1);
}
.co-like-btn.co-liked {
    border-color: var(--co-red);
    color: var(--co-red);
    background: rgba(248,113,113,0.2);
    animation: co-like-pop 0.3s ease;
}
@keyframes co-like-pop {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

/* ═══ CASE STATS BAR (likes / opened) ═══ */
.co-case-stats {
    display: flex;
    gap: 10px;
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px solid var(--co-border);
}
.co-stat {
    font-size: 0.65rem;
    color: var(--co-text-dim);
    display: flex;
    align-items: center;
    gap: 2px;
}
.co-stat-likes {
    color: #f87171;
}
.co-stat-opened {
    color: var(--co-text-dim);
}

/* ═══ DYNAMIC SECTION BANNER ═══ */
.co-section-banner {
    width: 100%;
    height: 120px;
    background-size: cover;
    background-position: center;
    margin-bottom: 12px;
    border: 1px solid var(--co-border);
    clip-path: polygon(1% 0, 100% 0, 99% 100%, 0% 100%);
}
.co-section-header-text {
    display: block;
    font-size: 0.8rem;
    font-weight: 400;
    opacity: 0.7;
    margin-top: 4px;
    font-family: 'Montserrat', sans-serif;
    color: inherit;
}