:root {
    --bg-color: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --border-color: rgba(255, 255, 255, 0.1);
    --row-hover: rgba(255, 255, 255, 0.05);
    --success-color: #10b981;
    --glass-blur: blur(12px);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    overflow-x: hidden;
    position: relative;
}

/* Background gradient effect */
.background-effect {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    padding: 2rem;
    z-index: 1;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 1.5rem;
}

h1 {
    font-weight: 800;
    font-size: 2.5rem;
    background: linear-gradient(90deg, #f8fafc, #93c5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 300;
}

.actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.upload-form {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.input-text {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    color: white;
    padding: 0.5rem;
    border-radius: 4px;
    width: 150px;
}

.input-file {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.39);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.icon {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.btn-primary:hover .icon {
    transform: rotate(180deg);
}

.table-container {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    padding: 1rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    overflow-x: auto;
}

.table-container-scroll {
    overflow-x: auto;
    width: 100%;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    padding: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    transition: background-color 0.2s ease;
}

tr:last-child td {
    border-bottom: none;
}

tbody tr {
    transition: transform 0.2s ease, background-color 0.2s ease;
}

tbody tr:hover {
    background-color: var(--row-hover);
    transform: scale(1.01);
}

.center {
    text-align: center;
}

.rank-badge {
    background: linear-gradient(135deg, #fbbf24 0%, #d97706 100%);
    color: #fff;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-weight: 800;
    font-size: 0.9rem;
    display: inline-block;
    min-width: 32px;
    text-align: center;
}

tr:nth-child(2) .rank-badge {
    background: linear-gradient(135deg, #94a3b8 0%, #475569 100%);
}

tr:nth-child(3) .competitor-rank .rank-badge {
    background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
}

tr:nth-child(n+4) .rank-badge {
    background: rgba(255, 255, 255, 0.1);
}

.pts-retained {
    font-weight: 800;
    color: var(--success-color);
    font-size: 1.1rem;
}

/* Utils */
.hidden {
    display: none !important;
}

.loading-state {
    text-align: center;
    padding: 4rem 0;
    color: var(--text-secondary);
}

.spinner {
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    border-top: 3px solid var(--accent-color);
    width: 40px;
    height: 40px;
    margin: 0 auto 1rem auto;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #ef4444;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* --- FORMS & ADMIN --- */
.edit-input {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--accent-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    width: 60px;
    text-align: center;
}

.edit-checkbox {
    width: 1.2rem;
    height: 1.2rem;
    cursor: pointer;
}

/* --- TABS --- */
.tabs-container {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.tab-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 1.5rem;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-hover);
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

/* --- FORMS --- */
.modal-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.form-group label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.form-group input, .form-group select {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    color: white;
    padding: 0.6rem;
    border-radius: 6px;
    font-family: inherit;
}

/* --- MODAL --- */
.modal {
    border: none;
    background: transparent;
    margin: auto;
    padding: 0;
}

.modal::backdrop {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    color: var(--text-primary);
    width: 90vw;
    max-width: 500px;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.2s;
}

.close-btn:hover {
    color: white;
}

.competitor-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1.5rem;
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.badge {
    background: var(--accent-color);
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-weight: 800;
}

.modal-subtitle {
    margin-bottom: 1rem;
    font-weight: 600;
    color: #93c5fd;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.modal-table {
    width: 100%;
    font-size: 0.9rem;
}

.modal-table th, .modal-table td {
    padding: 0.75rem 0.5rem;
}

.clickable-row {
    cursor: pointer;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

tbody tr {
    animation: fadeIn 0.4s ease-out forwards;
    opacity: 0;
}

/* Ajout d'un delai en cascade pour l'animation des lignes */
tbody tr:nth-child(1) { animation-delay: 0.05s; }
tbody tr:nth-child(2) { animation-delay: 0.1s; }
tbody tr:nth-child(3) { animation-delay: 0.15s; }
tbody tr:nth-child(4) { animation-delay: 0.2s; }
tbody tr:nth-child(5) { animation-delay: 0.25s; }