/*
 * Contest Leaderboard Website Module (static CSS)
 *
 * IMPORTANT:
 * - This file is served as a module static asset and is referenced by `~/Module.css`.
 * - Keep all rules scoped under `.scm-mod-ContestLeaderboard`.
 * - The actual leaderboard component styling is in ContestLeaderboardDisplay.razor.css
 */

/* ???????????????????????????????????????????????????????????????????????????
   CONTEST LEADERBOARD MODULE - WEBSITE DISPLAY
   ???????????????????????????????????????????????????????????????????????????
   
   A responsive contest leaderboard display for website pages.
    Respects page layout (unlike PublicDisplays which are fullscreen).
    Theme-adaptive — uses --scm-* bridges with light fallbacks.
   
   ??????????????????????????????????????????????????????????????????????????? */

/* ???????????????????????????????????????????????????????????????????????????
   SECTION 1: DESIGN TOKENS
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard {
    /* ?????????????????????????????????????????????????????????????????????????
       Color System - Theme-adaptive with amber accent
       ????????????????????????????????????????????????????????????????????????? */

    /* Primary accent (amber for contest/competition theme) */
    --clb-primary: var(--scm-accent, #f59e0b);
    --clb-primary-hover: color-mix(in oklch, var(--clb-primary) 85%, black 15%);
    --clb-primary-soft: color-mix(in oklch, var(--clb-primary) 12%, var(--clb-bg) 88%);

    /* Surface colors */
    --clb-bg: var(--scm-surface, #ffffff);
    --clb-surface: color-mix(in oklch, var(--clb-bg) 96%, var(--clb-text) 4%);
    --clb-bg-elevated: color-mix(in oklch, var(--clb-bg) 97%, black 3%);
    --clb-bg-muted: color-mix(in oklch, var(--clb-bg) 96%, var(--clb-text) 4%);

    /* Overlay / subtle backgrounds for sections */
    --clb-overlay: rgba(0, 0, 0, 0.03);
    --clb-hover: rgba(0, 0, 0, 0.04);
    --clb-subtle: rgba(0, 0, 0, 0.06);

    /* Text colors */
    --clb-text: var(--scm-surface-contrast, #0f172a);
    --clb-text-muted: color-mix(in oklch, var(--clb-text) 55%, var(--clb-bg) 45%);

    /* Border colors */
    --clb-border: var(--scm-border, #e2e8f0);

    /* Semantic colors */
    --clb-leader-bg: rgba(255, 215, 0, 0.12);
    --clb-best: #a855f7;
    --clb-pos-gain: #16a34a;
    --clb-pos-lost: #ef4444;

    /* Podium / medal colors */
    --clb-gold: #ffd700;
    --clb-gold-end: #ffec8b;
    --clb-silver: #c0c0c0;
    --clb-silver-end: #e8e8e8;
    --clb-bronze: #cd7f32;
    --clb-bronze-end: #daa06d;
    --clb-medal-text: #000;

    /* Status badge colors */
    --clb-status-draft: #6b7280;
    --clb-status-published: #3b82f6;
    --clb-status-active: #22c55e;
    --clb-status-closed: #f59e0b;
    --clb-status-closed-text: #000;
    --clb-status-completed: #8b5cf6;
    --clb-status-cancelled: #ef4444;
    --clb-status-text: #fff;

    /* Prize / highlight */
    --clb-prize-bg: rgba(245, 158, 11, 0.08);

    /* ?????????????????????????????????????????????????????????????????????????
       Typography
       ????????????????????????????????????????????????????????????????????????? */

    --clb-font: inherit;
    --clb-font-mono: 'Roboto Mono', 'Consolas', monospace;

    /* Scaling factor - adjusts for different screen sizes.
       Must stay a unitless number: every gap/padding uses calc(Npx * var(--clb-scale)),
       so a typed/invalid value (e.g. mixing a number with vw) collapses all spacing to 0. */
    --clb-scale: 1;

    /* ?????????????????????????????????????????????????????????????????????????
       Shadows
       ????????????????????????????????????????????????????????????????????????? */

    --clb-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
}

/* ???????????????????????????????????????????????????????????????????????????
   SECTION 2: MODULE WRAPPER
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard {
    /* Theme token integration with fallbacks */
    --scm-mod-bg: var(--clb-bg);
    --scm-mod-text: var(--clb-text);
    --scm-mod-accent: var(--clb-primary);
    --scm-mod-border: var(--clb-border);
    
    /* Container sizing - fills parent, minimum height for usability */
    width: 100%;
    min-height: 400px;
    
    /* Visual styling */
    font-family: var(--clb-font);
    background: var(--clb-bg);
    color: var(--clb-text);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--clb-shadow);
    
    /* Flexbox for internal layout */
    display: flex;
    flex-direction: column;
}

/* ???????????????????????????????????????????????????????????????????????????
   SECTION 3: LOADING STATE
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .scm-mod-loading {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 2rem;
    min-height: 300px;
}

.scm-mod-ContestLeaderboard .scm-mod-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--clb-border);
    border-top-color: var(--clb-primary);
    border-radius: 50%;
    animation: clb-spin 1s linear infinite;
}

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

.scm-mod-ContestLeaderboard .scm-mod-loading p {
    margin: 0;
    color: var(--clb-text-muted);
    font-size: 0.9rem;
}

/* ???????????????????????????????????????????????????????????????????????????
   SECTION 4: CONTEST LEADERBOARD DISPLAY COMPONENT
   ??????????????????????????????????????????????????????????????????????????? */

/* Ensure the ContestLeaderboardDisplay component fills the container */
.scm-mod-ContestLeaderboard .contest-leaderboard {
    flex: 1;
    min-height: 0;
    width: 100%;
    border-radius: inherit;

    /* Pass through CSS variables */
    --clb-bg: var(--scm-mod-bg, #ffffff);
    --clb-surface: var(--clb-surface);
    --clb-text: var(--scm-mod-text, #0f172a);
    --clb-text-muted: var(--clb-text-muted);
    --clb-primary: var(--scm-mod-accent, #f59e0b);
    --clb-border: var(--scm-mod-border, #e2e8f0);
}

/* ???????????????????????????????????????????????????????????????????????????
   Header
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .leaderboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(16px * var(--clb-scale, 1)) calc(20px * var(--clb-scale, 1));
    background: var(--clb-surface);
    border-bottom: 2px solid var(--clb-primary);
    flex-shrink: 0;
}

.scm-mod-ContestLeaderboard .contest-info {
    display: flex;
    align-items: center;
    gap: calc(12px * var(--clb-scale, 1));
}

.scm-mod-ContestLeaderboard .contest-name {
    font-size: clamp(1.2rem, calc(1.5rem * var(--clb-scale, 1)), 2.5rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.scm-mod-ContestLeaderboard .contest-type.badge {
    font-size: clamp(0.65rem, calc(0.75rem * var(--clb-scale, 1)), 1.1rem);
    font-weight: 600;
    padding: calc(4px * var(--clb-scale, 1)) calc(10px * var(--clb-scale, 1));
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.scm-mod-ContestLeaderboard .contest-status {
    display: flex;
    align-items: center;
    gap: calc(12px * var(--clb-scale, 1));
}

.scm-mod-ContestLeaderboard .track-info {
    font-size: clamp(0.75rem, calc(0.9rem * var(--clb-scale, 1)), 1.3rem);
    color: var(--clb-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ???????????????????????????????????????????????????????????????????????????
   Status Badges
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .status-badge {
    font-size: clamp(0.65rem, calc(0.75rem * var(--clb-scale, 1)), 1.1rem);
    font-weight: 600;
    padding: calc(4px * var(--clb-scale, 1)) calc(10px * var(--clb-scale, 1));
    border-radius: 4px;
    text-transform: uppercase;
}

.scm-mod-ContestLeaderboard .status-badge.status-draft { background: var(--clb-status-draft); color: var(--clb-status-text); }
.scm-mod-ContestLeaderboard .status-badge.status-published { background: var(--clb-status-published); color: var(--clb-status-text); }
.scm-mod-ContestLeaderboard .status-badge.status-active { background: var(--clb-status-active); color: var(--clb-status-text); animation: clb-pulse 2s ease-in-out infinite; }
.scm-mod-ContestLeaderboard .status-badge.status-closed { background: var(--clb-status-closed); color: var(--clb-status-closed-text); }
.scm-mod-ContestLeaderboard .status-badge.status-completed { background: var(--clb-status-completed); color: var(--clb-status-text); }
.scm-mod-ContestLeaderboard .status-badge.status-cancelled { background: var(--clb-status-cancelled); color: var(--clb-status-text); }

@keyframes clb-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* ???????????????????????????????????????????????????????????????????????????
   Contest Details
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .contest-details {
    display: flex;
    justify-content: center;
    gap: calc(24px * var(--clb-scale, 1));
    padding: calc(12px * var(--clb-scale, 1)) calc(20px * var(--clb-scale, 1));
    background: var(--clb-overlay);
    border-bottom: 1px solid var(--clb-border);
    flex-shrink: 0;
}

.scm-mod-ContestLeaderboard .detail-item {
    display: flex;
    align-items: center;
    gap: calc(8px * var(--clb-scale, 1));
    font-size: clamp(0.75rem, calc(0.85rem * var(--clb-scale, 1)), 1.2rem);
    color: var(--clb-text-muted);
}

.scm-mod-ContestLeaderboard .detail-item i {
    color: var(--clb-primary);
}

/* ???????????????????????????????????????????????????????????????????????????
   Column Headers
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .leaderboard-columns {
    display: grid;
    grid-template-columns: minmax(60px, 80px) 1fr minmax(100px, 120px) minmax(80px, 100px) minmax(60px, 80px);
    padding: calc(10px * var(--clb-scale, 1)) calc(20px * var(--clb-scale, 1));
    background: var(--clb-overlay);
    font-size: clamp(0.65rem, calc(0.75rem * var(--clb-scale, 1)), 1rem);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--clb-text-muted);
    border-bottom: 1px solid var(--clb-border);
    flex-shrink: 0;
}

.scm-mod-ContestLeaderboard .leaderboard-columns > div {
    padding: 0 calc(4px * var(--clb-scale, 1));
}

.scm-mod-ContestLeaderboard .col-rank { text-align: center; }
.scm-mod-ContestLeaderboard .col-time,
.scm-mod-ContestLeaderboard .col-gap,
.scm-mod-ContestLeaderboard .col-attempts { text-align: right; }

/* ???????????????????????????????????????????????????????????????????????????
   Entries Container
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .leaderboard-entries {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
}

.scm-mod-ContestLeaderboard .leaderboard-entries::-webkit-scrollbar {
    width: 4px;
}

.scm-mod-ContestLeaderboard .leaderboard-entries::-webkit-scrollbar-track {
    background: transparent;
}

.scm-mod-ContestLeaderboard .leaderboard-entries::-webkit-scrollbar-thumb {
    background: var(--clb-border);
    border-radius: 2px;
}

/* ???????????????????????????????????????????????????????????????????????????
   Leaderboard Row
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .leaderboard-row {
    display: grid;
    grid-template-columns: minmax(60px, 80px) 1fr minmax(100px, 120px) minmax(80px, 100px) minmax(60px, 80px);
    padding: calc(12px * var(--clb-scale, 1)) calc(20px * var(--clb-scale, 1));
    border-bottom: 1px solid var(--clb-border);
    transition: background 0.3s ease;
    align-items: center;
}

.scm-mod-ContestLeaderboard .leaderboard-row:hover {
    background: var(--clb-hover);
}

.scm-mod-ContestLeaderboard .leaderboard-row.leader {
    background: var(--clb-leader-bg);
    border-left: 3px solid var(--clb-gold);
}

.scm-mod-ContestLeaderboard .leaderboard-row.podium {
    border-left: 3px solid transparent;
}

.scm-mod-ContestLeaderboard .leaderboard-row.podium:nth-child(2) {
    border-left-color: var(--clb-silver);
}

.scm-mod-ContestLeaderboard .leaderboard-row.podium:nth-child(3) {
    border-left-color: var(--clb-bronze);
}

.scm-mod-ContestLeaderboard .leaderboard-row.prize-position {
    background: var(--clb-prize-bg);
}

/* ???????????????????????????????????????????????????????????????????????????
   Rank Column
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .col-rank {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: calc(4px * var(--clb-scale, 1));
}

.scm-mod-ContestLeaderboard .rank-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: clamp(28px, calc(32px * var(--clb-scale, 1)), 48px);
    height: clamp(28px, calc(32px * var(--clb-scale, 1)), 48px);
    font-size: clamp(0.9rem, calc(1.1rem * var(--clb-scale, 1)), 1.6rem);
    font-weight: 700;
    border-radius: 4px;
    background: var(--clb-subtle);
}

.scm-mod-ContestLeaderboard .rank-number.rank-1 {
    background: linear-gradient(135deg, var(--clb-gold), var(--clb-gold-end));
    color: var(--clb-medal-text);
}

.scm-mod-ContestLeaderboard .rank-number.rank-2 {
    background: linear-gradient(135deg, var(--clb-silver), var(--clb-silver-end));
    color: var(--clb-medal-text);
}

.scm-mod-ContestLeaderboard .rank-number.rank-3 {
    background: linear-gradient(135deg, var(--clb-bronze), var(--clb-bronze-end));
    color: var(--clb-medal-text);
}

.scm-mod-ContestLeaderboard .rank-change {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: clamp(0.6rem, calc(0.7rem * var(--clb-scale, 1)), 1rem);
    font-weight: 600;
}

.scm-mod-ContestLeaderboard .rank-change.gained { color: var(--clb-pos-gain); }
.scm-mod-ContestLeaderboard .rank-change.lost { color: var(--clb-pos-lost); }

.scm-mod-ContestLeaderboard .prize-indicator {
    color: var(--clb-primary);
    font-size: clamp(0.7rem, calc(0.8rem * var(--clb-scale, 1)), 1.1rem);
    animation: clb-glow 2s ease-in-out infinite;
}

@keyframes clb-glow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ???????????????????????????????????????????????????????????????????????????
   Driver Column
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .col-driver {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 0 calc(8px * var(--clb-scale, 1));
    overflow: hidden;
}

.scm-mod-ContestLeaderboard .driver-name {
    font-weight: 600;
    font-size: clamp(0.85rem, calc(1rem * var(--clb-scale, 1)), 1.5rem);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ???????????????????????????????????????????????????????????????????????????
   Time/Score Column
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .col-time {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: calc(6px * var(--clb-scale, 1));
    text-align: right;
    padding: 0 calc(8px * var(--clb-scale, 1));
    font-family: var(--clb-font-mono);
    font-size: clamp(0.8rem, calc(0.95rem * var(--clb-scale, 1)), 1.4rem);
}

.scm-mod-ContestLeaderboard .col-time.best-time {
    color: var(--clb-best);
    font-weight: 700;
}

.scm-mod-ContestLeaderboard .time-value {
    font-weight: 500;
}

.scm-mod-ContestLeaderboard .leader-indicator {
    color: var(--clb-gold);
    font-size: clamp(0.6rem, calc(0.7rem * var(--clb-scale, 1)), 1rem);
}

/* ???????????????????????????????????????????????????????????????????????????
   Gap Column
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .col-gap {
    text-align: right;
    padding: 0 calc(8px * var(--clb-scale, 1));
    font-family: var(--clb-font-mono);
    font-size: clamp(0.75rem, calc(0.9rem * var(--clb-scale, 1)), 1.3rem);
    color: var(--clb-text-muted);
}

.scm-mod-ContestLeaderboard .leader-text {
    color: var(--clb-primary);
    font-weight: 600;
    font-size: clamp(0.7rem, calc(0.8rem * var(--clb-scale, 1)), 1.1rem);
}

/* ???????????????????????????????????????????????????????????????????????????
   Attempts Column
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .col-attempts {
    text-align: center;
    font-size: clamp(0.75rem, calc(0.9rem * var(--clb-scale, 1)), 1.3rem);
    color: var(--clb-text-muted);
}

/* ???????????????????????????????????????????????????????????????????????????
   No Entries State
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .no-entries {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: calc(60px * var(--clb-scale, 1)) calc(20px * var(--clb-scale, 1));
    color: var(--clb-text-muted);
    gap: calc(12px * var(--clb-scale, 1));
    flex: 1;
}

.scm-mod-ContestLeaderboard .no-entries i {
    font-size: clamp(2rem, calc(3rem * var(--clb-scale, 1)), 5rem);
    opacity: 0.5;
}

.scm-mod-ContestLeaderboard .no-entries small {
    font-size: clamp(0.75rem, calc(0.85rem * var(--clb-scale, 1)), 1.2rem);
    opacity: 0.7;
}

/* ???????????????????????????????????????????????????????????????????????????
   Footer
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard .leaderboard-footer {
    padding: calc(8px * var(--clb-scale, 1)) calc(20px * var(--clb-scale, 1));
    background: var(--clb-overlay);
    text-align: right;
    flex-shrink: 0;
}

.scm-mod-ContestLeaderboard .update-time {
    font-size: clamp(0.65rem, calc(0.75rem * var(--clb-scale, 1)), 1rem);
    color: var(--clb-text-muted);
}

/* ???????????????????????????????????????????????????????????????????????????
   SECTION 5: SIZE VARIANTS
   ??????????????????????????????????????????????????????????????????????????? */

.scm-mod-ContestLeaderboard.scm-mod-compact {
    min-height: 250px;
    --clb-scale: 0.85;
}

.scm-mod-ContestLeaderboard.scm-mod-large {
    min-height: 600px;
    --clb-scale: 1.1;
}

.scm-mod-ContestLeaderboard.scm-mod-fullheight {
    min-height: 80vh;
}

/* ???????????????????????????????????????????????????????????????????????????
   SECTION 6: RESPONSIVE ADJUSTMENTS
   ??????????????????????????????????????????????????????????????????????????? */

@media (max-width: 768px) {
    .scm-mod-ContestLeaderboard {
        min-height: 300px;
        border-radius: 0;
    }
    
    .scm-mod-ContestLeaderboard .leaderboard-columns,
    .scm-mod-ContestLeaderboard .leaderboard-row {
        grid-template-columns: 60px 1fr 100px 70px;
    }
    
    .scm-mod-ContestLeaderboard .col-attempts,
    .scm-mod-ContestLeaderboard .leaderboard-columns > .col-attempts {
        display: none;
    }
    
    .scm-mod-ContestLeaderboard .contest-details {
        flex-wrap: wrap;
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .scm-mod-ContestLeaderboard .leaderboard-columns,
    .scm-mod-ContestLeaderboard .leaderboard-row {
        grid-template-columns: 50px 1fr 90px;
    }
    
    .scm-mod-ContestLeaderboard .col-gap,
    .scm-mod-ContestLeaderboard .leaderboard-columns > .col-gap {
        display: none;
    }
    
    .scm-mod-ContestLeaderboard .leaderboard-header {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .scm-mod-ContestLeaderboard .contest-info {
        flex-direction: column;
        gap: 4px;
    }
    
    .scm-mod-ContestLeaderboard .contest-details {
        flex-direction: column;
        gap: 8px;
    }
}

/* ???????????????????????????????????????????????????????????????????????????
   SECTION 7: ACCESSIBILITY
   ??????????????????????????????????????????????????????????????????????????? */

@media (prefers-reduced-motion: reduce) {
    .scm-mod-ContestLeaderboard *,
    .scm-mod-ContestLeaderboard *::before,
    .scm-mod-ContestLeaderboard *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ═══════════════════════════════════════════════════════════════════════════
   SECTION 8: EMPTY STATE
   ═══════════════════════════════════════════════════════════════════════════ */

.scm-mod-ContestLeaderboard .scm-mod-empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--clb-text-muted);
}

.scm-mod-ContestLeaderboard .scm-mod-empty-icon {
    margin-bottom: 1.5rem;
    color: var(--clb-primary);
    opacity: 0.7;
}

.scm-mod-ContestLeaderboard .scm-mod-empty-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--clb-text);
}

.scm-mod-ContestLeaderboard .scm-mod-empty-message {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

.scm-mod-ContestLeaderboard .scm-mod-empty-cta {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--clb-primary);
}

/* ═══════════════════════════════════════════════════════════════════════════
   SECTION 9: MULTI-LEADERBOARD LAYOUT (AUTO MODE)
   ═══════════════════════════════════════════════════════════════════════════ */

.scm-mod-ContestLeaderboard .scm-mod-leaderboard-item {
    margin-bottom: 1.5rem;
}

.scm-mod-ContestLeaderboard .scm-mod-leaderboard-item:last-child {
    margin-bottom: 0;
}