/* ── Buttons ───────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 1.4rem;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--text-secondary);
    color: var(--text-secondary);
}
.btn-outline:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

.btn-gold {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-ember));
    color: #000;
}
.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}
.btn-gold:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-full { width: 100%; }

/* ── Cards ─────────────────────────────────────────────── */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--card-radius);
    padding: 2rem;
    box-shadow: var(--card-shadow);
}

.card-center {
    max-width: 420px;
    margin: 4rem auto;
    text-align: center;
}

.card-wide {
    max-width: 600px;
    margin: 2rem auto;
}

/* ── Day Card (grid) ──────────────────────────────────── */

.day-card {
    position: relative;
    aspect-ratio: 1;
    perspective: 800px;
    cursor: pointer;
}

.day-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform var(--transition-flip) ease;
    transform-style: preserve-3d;
}

.day-card.revealed .day-card-inner {
    transform: rotateY(180deg);
}

.day-card-front,
.day-card-back {
    position: absolute;
    inset: 0;
    border-radius: var(--card-radius);
    backface-visibility: hidden;
    overflow: hidden;
}

/* Front — unrevealed */
.day-card-front {
    background: #0d0d14;
    border: 2px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.day-card-front .question {
    font-size: 3rem;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.7);
}

.day-card-front .day-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Back — revealed */
.day-card-back {
    transform: rotateY(180deg);
    background: var(--bg-card);
    border: 2px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
}

/* Multi-image grid on card back */
.card-images {
    position: absolute;
    inset: 2px;
    display: grid;
    gap: 2px;
    border-radius: calc(var(--card-radius) - 2px);
    overflow: hidden;
    opacity: 0.85;
}
.card-images img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    min-height: 0;
    min-width: 0;
}
/* 1 image: full card */
.card-images-1 { grid-template: 1fr / 1fr; }
/* 2 images: top / bottom */
.card-images-2 { grid-template-rows: 1fr 1fr; grid-template-columns: 1fr; }
/* 3 images: top spans full width, bottom two side by side */
.card-images-3 {
    grid-template-rows: 1fr 1fr;
    grid-template-columns: 1fr 1fr;
}
.card-images-3 img:first-child { grid-column: 1 / -1; }

.day-card-back .card-info {
    position: relative;
    z-index: 2;
    text-align: center;
    width: 100%;
    background: rgba(0, 0, 0, 0.6);
    padding: 0.4rem 0.5rem;
    border-radius: 6px;
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}

.day-card-back .card-title {
    font-size: 0.85rem;
    font-weight: 700;
    line-height: 1.2;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.day-card-back .card-pts {
    font-size: 0.7rem;
    margin-top: 0.2rem;
    opacity: 0.8;
}

/* Current day highlight */
.day-card.today .day-card-front,
.day-card.today .day-card-back {
    border-color: var(--accent-gold);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.2);
}

/* Tier borders on revealed cards */
.day-card.tier-bronze .day-card-back { border-color: var(--tier-bronze); }
.day-card.tier-silver .day-card-back { border-color: var(--tier-silver); }
.day-card.tier-gold   .day-card-back { border-color: var(--tier-gold); box-shadow: 0 0 15px rgba(255, 215, 0, 0.15); }

/* Completion status (signed-in users) */
.day-card.completed .day-card-back {
    border-color: #2ecc71;
    box-shadow: 0 0 12px rgba(46, 204, 113, 0.25);
}

.day-card.partial .day-card-back {
    border-color: #f39c12;
    box-shadow: 0 0 12px rgba(243, 156, 18, 0.2);
}

.day-card.incomplete .day-card-back {
    border-color: #e74c3c;
    box-shadow: 0 0 12px rgba(231, 76, 60, 0.15);
}

.day-card .status-icon {
    position: absolute;
    top: 0.4rem;
    right: 0.4rem;
    z-index: 5;
    min-width: 22px;
    height: 22px;
    padding: 0 4px;
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 900;
    white-space: nowrap;
}

.day-card.completed .status-icon {
    background: #2ecc71;
    color: #000;
}

.day-card.partial .status-icon {
    background: #f39c12;
    color: #000;
}

.day-card.incomplete .status-icon {
    background: #e74c3c;
    color: #fff;
}

/* Multi-task card list */
.day-card-back .card-task-count {
    font-size: 0.7rem;
    font-weight: 700;
    margin-bottom: 0.15rem;
    opacity: 0.9;
}

.day-card-back .card-task-list {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: center;
    width: 100%;
}

.day-card-back .card-task-list li {
    font-size: 0.6rem;
    line-height: 1.15;
    padding: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    opacity: 0.85;
}

.day-card-back .card-task-list li::before {
    content: '•';
    margin-right: 0.3rem;
    color: #e74c3c;
}

.day-card-back .card-task-list li.done::before {
    content: '✓';
    color: #2ecc71;
}

.day-card-back .card-task-list li.done {
    opacity: 0.5;
    text-decoration: line-through;
}

/* ── Task Detail (day page) ───────────────────────────── */

.task-detail {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--card-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.task-unrevealed {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    background: #0a0a0f;
}

.big-question {
    font-size: 8rem;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.8);
    animation: pulse 2s ease-in-out infinite;
}

.task-revealed {
    position: relative;
    padding: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.task-image {
    width: calc(100% - 1.5rem);
    height: 150px;
    margin: 0.75rem auto 0;
    display: block;
    object-fit: contain;
    border-radius: 8px;
}

.task-title {
    font-size: 1.1rem;
    font-weight: 700;
    padding: 0.75rem 1rem 0.25rem;
}

.task-description {
    padding: 0 1rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
    flex: 1;
}

.task-meta {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-top: 1px solid var(--border-subtle);
    margin-top: 0.5rem;
    font-size: 0.85rem;
}

.task-points {
    font-weight: 700;
    color: var(--accent-gold);
}

.task-date {
    color: var(--text-muted);
}

.tier-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 5;
}

.tier-badge.bronze { background: var(--tier-bronze); color: #000; }
.tier-badge.silver { background: var(--tier-silver); color: #000; }
.tier-badge.gold   { background: var(--tier-gold);   color: #000; }

/* Tasks container (day page — multiple task cards) */
.tasks-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.double-pts-badge {
    position: absolute;
    top: 3rem;
    right: 1rem;
    padding: 0.3rem 0.7rem;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    background: linear-gradient(135deg, rgba(255,215,0,0.25), rgba(255,140,0,0.25));
    border: 1px solid rgba(255,215,0,0.5);
    color: #ffd700;
    z-index: 5;
    white-space: nowrap;
}

.task-status-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 5;
}

.task-status-badge.approved { background: #2ecc71; color: #000; }
.task-status-badge.pending  { background: #f39c12; color: #000; }
.task-status-badge.denied   { background: #e74c3c; color: #fff; }

.task-detail.task-completed { border-color: #2ecc71; }
.task-detail.task-pending   { border-color: #f39c12; }

.submit-section, .login-prompt {
    padding: 0.75rem 1rem;
    text-align: center;
}

.login-prompt { color: var(--text-muted); }

/* ── Leaderboard ──────────────────────────────────────── */

.lb-wrapper {
    margin-bottom: 0.75rem;
}

.lb-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-card);
    padding: 1rem 1.5rem;
    transition: transform var(--transition-fast);
    border-radius: 8px;
    border: 1px solid var(--border-subtle);
}

.lb-row-clickable {
    cursor: pointer;
    user-select: none;
}
.lb-row-clickable:hover {
    transform: translateX(4px);
}
.lb-expanded .lb-row-clickable:hover {
    transform: none;
}

.lb-chevron {
    font-size: 1rem;
    color: var(--text-muted);
    min-width: 1rem;
    text-align: center;
}

.lb-members {
    margin: 0 10px 0;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-top: none;
    border-radius: 0 0 6px 6px;
}


.lb-members-inner {
    padding: 0.5rem 1.25rem 0.75rem;
}

.lb-member-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.45rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
    font-size: 0.9rem;
}
.lb-member-row:last-child {
    border-bottom: none;
}

.lb-member-name {
    font-weight: 600;
    color: var(--text-primary);
}

.lb-member-clickable {
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: rgba(255,255,255,0.25);
}
.lb-member-clickable:hover {
    color: var(--accent-gold);
    text-decoration-color: var(--accent-gold);
}

.lb-member-stats {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.lb-member-subs {
    color: var(--text-muted);
    font-size: 0.82rem;
}

.lb-member-pts {
    color: var(--accent-gold);
    font-weight: 700;
    min-width: 50px;
    text-align: right;
}

.lb-rank {
    font-size: 1.5rem;
    min-width: 2.5rem;
    text-align: center;
}

.lb-info {
    flex: 1;
}

.lb-name-row {
    display: flex;
    align-items: baseline;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.lb-name {
    font-size: 1.1rem;
    font-weight: 700;
}

.lb-timeslot {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
    white-space: nowrap;
}

.lb-bar-wrap {
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    margin-top: 0.4rem;
    overflow: hidden;
}

.lb-bar {
    height: 100%;
    border-radius: 3px;
    width: 0;
    transition: width 1s ease-out;
}

.lb-points {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--accent-gold);
    min-width: 60px;
    text-align: right;
}

/* ── Upload Area ──────────────────────────────────────── */

.upload-area {
    border: 2px dashed var(--border-subtle);
    border-radius: var(--card-radius);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin: 1.5rem 0;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--accent-gold);
    background: rgba(255, 215, 0, 0.03);
}

.upload-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.preview-area {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.preview-thumb {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    object-fit: cover;
    border: 1px solid var(--border-subtle);
}

/* ── Alerts ───────────────────────────────────────────── */

.alert {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.alert-error {
    background: rgba(231, 76, 60, 0.15);
    border: 1px solid rgba(231, 76, 60, 0.3);
    color: #e74c3c;
}

/* ── Forms ────────────────────────────────────────────── */

.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
}

.form-input {
    width: 100%;
    padding: 0.6rem 0.8rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
    transition: border-color var(--transition-fast);
    box-sizing: border-box;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-gold);
}

.form-textarea {
    resize: vertical;
    min-height: 60px;
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

/* ── Admin Panel ─────────────────────────────────────── */

.admin-day-section {
    margin-bottom: 1.5rem;
}

.admin-day-heading {
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid var(--border-subtle);
}

.admin-task-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    transition: border-color var(--transition-fast);
}

.admin-task-row:hover {
    border-color: var(--text-muted);
}

.admin-task-info {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    flex: 1;
    min-width: 0;
}

.admin-task-title {
    font-weight: 600;
    font-size: 0.9rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-task-pts {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.admin-task-actions {
    display: flex;
    gap: 0.4rem;
    margin-left: 1rem;
    flex-shrink: 0;
}

.admin-task-actions .btn {
    padding: 0.35rem 0.7rem;
    font-size: 0.75rem;
}

/* ── Submission Review (Admin) ────────────────────────── */

.filter-btn {
    padding: 0.35rem 0.7rem;
    font-size: 0.75rem;
}

.filter-btn.active {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

.sub-row {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    transition: border-color var(--transition-fast);
}

.sub-row.sub-approved { border-left: 3px solid #2ecc71; }
.sub-row.sub-denied   { border-left: 3px solid #e74c3c; }
.sub-row.sub-pending  { border-left: 3px solid #f39c12; }

.sub-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
}

.sub-info {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
}

.sub-team {
    font-weight: 700;
    font-size: 0.95rem;
}

.sub-task {
    font-size: 0.8rem;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sub-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.sub-badge {
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    white-space: nowrap;
    flex-shrink: 0;
}

.sub-badge-approved { background: #2ecc71; color: #000; }
.sub-badge-denied   { background: #e74c3c; color: #fff; }
.sub-badge-pending  { background: #f39c12; color: #000; }

.sub-piece-label {
    font-size: 0.78rem;
    color: #7289da;
    margin-top: 2px;
    display: block;
}

.obtained-items {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 8px 0 4px;
    justify-content: center;
}

.obtained-item {
    font-size: 0.78rem;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
}

.obtained-approved {
    background: rgba(46, 204, 113, 0.15);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.obtained-pending {
    background: rgba(243, 156, 18, 0.15);
    color: #f39c12;
    border: 1px solid rgba(243, 156, 18, 0.3);
}

.sub-images {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.sub-thumb {
    width: 100px;
    height: 100px;
    border-radius: 6px;
    object-fit: cover;
    border: 1px solid var(--border-subtle);
    cursor: pointer;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.sub-thumb:hover {
    transform: scale(1.05);
    border-color: var(--accent-gold);
}

.sub-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.sub-actions .btn {
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
}

/* ── Info Page ────────────────────────────────────────── */

.info-container {
    max-width: 720px;
    margin: 0 auto;
    padding-bottom: 3rem;
}

.info-section {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--card-radius);
    padding: 1.5rem 1.75rem;
    margin-top: 1.25rem;
    box-shadow: var(--card-shadow);
}

.info-section h2 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 0.75rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--border-subtle);
}

.info-section h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 1rem;
    margin-bottom: 0.4rem;
}

.info-section p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    line-height: 1.65;
}

.info-section ul,
.info-section ol {
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.info-section li {
    margin-bottom: 0.35rem;
    line-height: 1.55;
}

.info-section code {
    background: rgba(255, 215, 0, 0.1);
    color: var(--accent-gold);
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
}

.info-section strong {
    color: var(--text-primary);
}

.tier-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 0.75rem 0;
}

.tier-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.85rem;
    border-radius: 8px;
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.tier-label-badge {
    font-weight: 700;
    font-size: 0.8rem;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    min-width: 55px;
    text-align: center;
}

.tier-bronze-bg {
    background: rgba(205, 127, 50, 0.1);
    border: 1px solid rgba(205, 127, 50, 0.25);
}
.tier-bronze-bg .tier-label-badge {
    background: rgba(205, 127, 50, 0.2);
    color: var(--tier-bronze);
}

.tier-silver-bg {
    background: rgba(192, 192, 192, 0.08);
    border: 1px solid rgba(192, 192, 192, 0.2);
}
.tier-silver-bg .tier-label-badge {
    background: rgba(192, 192, 192, 0.15);
    color: var(--tier-silver);
}

.tier-gold-bg {
    background: rgba(255, 215, 0, 0.08);
    border: 1px solid rgba(255, 215, 0, 0.2);
}
.tier-gold-bg .tier-label-badge {
    background: rgba(255, 215, 0, 0.15);
    color: var(--tier-gold);
}

/* ── Utility ──────────────────────────────────────────── */

.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.text-secondary { color: var(--text-secondary); }