:root {
    --bg-dark: #090d16;
    --accent-primary: #3b82f6;
    --accent-secondary: #6366f1;
    --glass-bg: rgba(255, 255, 255, 0.02);
    --glass-border: rgba(255, 255, 255, 0.07);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    
    --success: #10b981;
    --danger: #ff453a;
    --warning: #ff9f0a;
    --blocked: #1e293b;
    --text-muted: #64748b;

    /* Grid layout configurations */
    --first-col-width: 220px;
    --date-col-width: 140px;
}

* { box-sizing: border-box; }

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    overflow: hidden;
    height: 100dvh;
    min-height: 100vh;
}

.glass-bg {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at 10% 10%, rgba(59, 130, 246, 0.08) 0%, transparent 40%),
                radial-gradient(circle at 90% 90%, rgba(99, 102, 241, 0.08) 0%, transparent 40%);
    z-index: -1;
}

.app-container {
    height: 100dvh;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.25rem;
}

.header-left {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.back-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
    width: fit-content;
}

.back-link:hover {
    color: var(--text-primary);
    transform: translateX(-2px);
}

.title-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.title-group h1 {
    margin: 0;
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ffffff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-actions {
    display: flex;
    gap: 0.75rem;
}

.season-pill {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 1rem;
    padding: 0.5rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    backdrop-filter: blur(15px);
    transition: border-color 0.2s ease;
}

.season-pill:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.season-pill select {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    outline: none;
    cursor: pointer;
}

.season-pill select option {
    background: var(--bg-dark);
    color: var(--text-primary);
}

.blur-card {
    background: var(--glass-bg);
    backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    border-radius: 1.25rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.controls-bar {
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* Legend Styling */
.legend-group {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.legend-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.75rem;
}

.legend-badge.legend-playing {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.legend-badge.legend-reserve {
    background: rgba(255, 159, 10, 0.15);
    color: var(--warning);
    border: 1px solid rgba(255, 159, 10, 0.3);
}

.legend-badge.legend-absent {
    background: rgba(255, 69, 58, 0.15);
    color: var(--danger);
    border: 1px solid rgba(255, 69, 58, 0.3);
}

/* Grid Container & Scrollbars */
.grid-container {
    flex: 1;
    overflow: hidden;
    position: relative;
    border-radius: 1.25rem;
}

.grid-wrapper {
    height: 100%;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    position: relative;
    border-radius: 1.25rem;
}

.grid-wrapper::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
.grid-wrapper::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}
.grid-wrapper::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    border: 2px solid transparent;
}
.grid-wrapper::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

.planning-grid {
    display: grid;
    position: relative;
    border-collapse: separate;
    border-spacing: 0;
    width: max-content;
    min-width: 100%;
}

/* Cell Styles */
.grid-header-cell {
    background: rgba(9, 13, 22, 0.96);
    backdrop-filter: blur(15px);
    padding: 0.75rem;
    border-bottom: 1px solid var(--glass-border);
    border-right: 1px solid var(--glass-border);
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 105px;
    width: var(--date-col-width);
    transition: background-color 0.2s ease;
}

.grid-header-cell.corner-cell {
    background: rgba(9, 13, 22, 0.98);
    border-right: 2px solid var(--glass-border);
    width: var(--first-col-width);
    padding: 0.75rem 1.5rem;
}

.grid-header-location {
    display: block;
    font-size: 0.65rem;
    text-transform: uppercase;
    font-weight: 800;
    margin-bottom: 0.25rem;
}

.grid-header-location.home-game {
    color: var(--success);
}

.grid-header-location.away-game {
    color: var(--accent-secondary);
}

.grid-header-label {
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.grid-header-date {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Column Statistics Badges */
.grid-header-stats {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.25rem;
    margin-top: 0.4rem;
}

.stat-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.15rem 0.4rem;
    border-radius: 0.35rem;
    min-width: 1.35rem;
    text-align: center;
    line-height: 1.1;
    transition: all 0.2s ease;
}

.stat-gender-m {
    background: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.stat-gender-d {
    background: rgba(236, 72, 153, 0.1);
    color: #f472b6;
    border: 1px solid rgba(236, 72, 153, 0.2);
}

.stat-full {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
    border-color: rgba(16, 185, 129, 0.35);
    box-shadow: 0 0 6px rgba(16, 185, 129, 0.25);
}

.stat-reserve {
    background: rgba(255, 159, 10, 0.1);
    color: var(--warning);
    border: 1px solid rgba(255, 159, 10, 0.2);
}

.stat-absent {
    background: rgba(255, 69, 58, 0.1);
    color: var(--danger);
    border: 1px solid rgba(255, 69, 58, 0.2);
}

/* Player Name Cell */
.grid-player-cell {
    background: rgba(9, 13, 22, 0.96);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    border-right: 2px solid var(--glass-border);
    position: sticky;
    left: 0;
    z-index: 15;
    font-weight: 600;
    font-size: 0.9rem;
    width: var(--first-col-width);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.grid-player-gender {
    font-size: 0.7rem;
    padding: 0.15rem 0.45rem;
    border-radius: 0.5rem;
    font-weight: 800;
    background: rgba(255, 255, 255, 0.05);
}

.grid-player-gender.gender-D {
    background: rgba(236, 72, 153, 0.12);
    color: #f472b6;
    border: 1px solid rgba(236, 72, 153, 0.3);
}

.grid-player-gender.gender-M {
    background: rgba(59, 130, 246, 0.12);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Interactivity Cells */
.grid-cell {
    width: var(--date-col-width);
    height: 55px;
    border-bottom: 1px solid var(--glass-border);
    border-right: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 700;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    position: relative;
}

.grid-cell:hover {
    background: rgba(255, 255, 255, 0.04);
    transform: scale(1.02);
    z-index: 5;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* Status styles for cells */
.playing {
    color: var(--success);
    background: rgba(16, 185, 129, 0.08);
    box-shadow: inset 0 0 12px rgba(16, 185, 129, 0.08);
}
.playing::before {
    content: '✓';
    text-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
}
.playing:hover {
    background: rgba(16, 185, 129, 0.15);
    box-shadow: inset 0 0 12px rgba(16, 185, 129, 0.15), 0 0 15px rgba(16, 185, 129, 0.15);
}

.reserve {
    color: var(--warning);
    background: rgba(255, 159, 10, 0.08);
    box-shadow: inset 0 0 12px rgba(255, 159, 10, 0.08);
}
.reserve::before {
    content: '⏳';
    font-size: 0.95rem;
    text-shadow: 0 0 8px rgba(255, 159, 10, 0.6);
}
.reserve:hover {
    background: rgba(255, 159, 10, 0.15);
    box-shadow: inset 0 0 12px rgba(255, 159, 10, 0.15), 0 0 15px rgba(255, 159, 10, 0.15);
}

.absent {
    color: var(--danger);
    background: rgba(255, 69, 58, 0.08);
    box-shadow: inset 0 0 12px rgba(255, 69, 58, 0.08);
}
.absent::before {
    content: '✕';
    text-shadow: 0 0 8px rgba(255, 69, 58, 0.6);
}
.absent:hover {
    background: rgba(255, 69, 58, 0.15);
    box-shadow: inset 0 0 12px rgba(255, 69, 58, 0.15), 0 0 15px rgba(255, 69, 58, 0.15);
}

.grid-cell.blocked {
    background: rgba(255, 255, 255, 0.01);
    cursor: default;
}
.grid-cell.blocked:hover {
    background: rgba(255, 255, 255, 0.01);
    transform: none;
    box-shadow: none;
}

/* Delete Column Button (reveal on hover) */
.delete-col-btn {
    position: absolute;
    top: 6px;
    right: 6px;
    background: rgba(255, 69, 58, 0.1);
    border: 1px solid rgba(255, 69, 58, 0.25);
    color: var(--danger);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
    padding: 0;
}

.grid-header-cell:hover .delete-col-btn {
    opacity: 1;
    transform: scale(1);
}

.delete-col-btn:hover {
    background: var(--danger);
    color: #ffffff !important;
    box-shadow: 0 0 8px rgba(255, 69, 58, 0.5);
    border-color: transparent;
}

.delete-col-btn svg {
    pointer-events: none;
}

/* Buttons */
.primary-btn {
    background: var(--accent-primary);
    color: #fff;
    padding: 0.6rem 1.25rem;
    border: none;
    border-radius: 0.75rem;
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.primary-btn:hover {
    background: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.primary-btn.glow {
    position: relative;
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}

.primary-btn.glow:hover {
    box-shadow: 0 0 22px rgba(99, 102, 241, 0.6);
}

.ghost-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 0.6rem 1.25rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.ghost-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

.info-pill {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--accent-primary);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Empty State & Loader */
#emptyState {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
    min-height: 300px;
}

.empty-state-content {
    text-align: center;
    padding: 3.5rem;
    max-width: 420px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
}

.empty-state-content svg {
    color: var(--accent-primary);
    filter: drop-shadow(0 0 10px rgba(59, 130, 246, 0.3));
}

.empty-state-content h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 800;
}

.empty-state-content p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Modals */
.modal {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-backdrop {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 450px;
    padding: 2.5rem;
    z-index: 1001;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.modal-content h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
    font-size: 1.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ffffff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.modal-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input, .form-group select {
    width: 100%;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: 0.75rem;
    color: var(--text-primary);
    padding: 0.875rem;
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    margin-bottom: 1.5rem;
    transition: all 0.2s ease;
}

.form-group input:focus, .form-group select:focus {
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.15);
}

.form-group select option {
    background: var(--bg-dark);
    color: var(--text-primary);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.hidden { display: none !important; }

.animate-pop {
    animation: pop 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.15);
}

@keyframes pop {
    from { opacity: 0; transform: scale(0.92); }
    to { opacity: 1; transform: scale(1); }
}

/* Save Indicator */
.save-indicator {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: rgba(9, 13, 22, 0.8);
    backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    padding: 0.6rem 1.25rem;
    border-radius: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.85rem;
    font-weight: 600;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.15);
    z-index: 999;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.save-indicator.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.save-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--warning);
    box-shadow: 0 0 10px var(--warning);
}

.save-dot.success {
    background: var(--success);
    box-shadow: 0 0 10px var(--success);
}

/* Loading Overlay */
.loading-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(9, 13, 22, 0.8);
    backdrop-filter: blur(12px);
    z-index: 100;
    gap: 1.25rem;
    color: var(--text-primary);
}

.loader-spinner {
    width: 3rem;
    height: 3rem;
    border: 3px solid rgba(59, 130, 246, 0.1);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.loading-text {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    animation: pulse 1.8s ease-in-out infinite;
    color: var(--text-secondary);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* Swiss Badminton Import Options styling */
.import-badge-action {
    background: rgba(29, 120, 203, 0.12);
    border: 1px solid rgba(29, 120, 203, 0.25);
    color: #1d78cb;
    padding: 0.4rem 0.8rem;
    border-radius: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.import-badge-action:hover {
    background: rgba(29, 120, 203, 0.2);
    box-shadow: 0 0 10px rgba(29, 120, 203, 0.2);
}

/* Landscape/Mobile tips */
.no-players-message {
    padding: 3rem;
    text-align: center;
    max-width: 500px;
    margin: 4rem auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.no-players-message h3 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 800;
}

.no-players-message p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
}

.no-players-message a {
    color: var(--accent-primary);
    text-decoration: underline;
    font-weight: 600;
}

.no-players-message a:hover {
    color: var(--accent-secondary);
}