/* PingPong Tracker - Frontend Styles */

#ppt-app {
    max-width: 900px;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: #1a1a2e;
}

/* Tabs */
.ppt-tabs {
    display: flex;
    gap: 0;
    border-bottom: 3px solid #e94560;
    margin-bottom: 1.5em;
    flex-wrap: wrap;
}

.ppt-tab {
    padding: 0.75em 1.25em;
    background: #f0f0f5;
    border: none;
    cursor: pointer;
    font-size: 0.95em;
    font-weight: 600;
    color: #555;
    border-radius: 8px 8px 0 0;
    transition: all 0.2s;
}

.ppt-tab:hover {
    background: #e0e0ea;
    color: #1a1a2e;
}

.ppt-tab.active {
    background: #e94560;
    color: #fff;
}

/* Panels */
.ppt-panel {
    display: none;
    animation: pptFadeIn 0.3s ease;
}

.ppt-panel.active {
    display: block;
}

@keyframes pptFadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Ranking sub-tabs */
.ppt-ranking-type-tabs {
    display: flex;
    gap: 0.5em;
    margin-bottom: 1.25em;
}

.ppt-ranking-type {
    padding: 0.4em 1em;
    background: #f0f0f5;
    border: 2px solid transparent;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.85em;
    font-weight: 600;
    color: #555;
    transition: all 0.2s;
}

.ppt-ranking-type:hover {
    border-color: #e94560;
    color: #e94560;
}

.ppt-ranking-type.active {
    background: #e94560;
    color: #fff;
    border-color: #e94560;
}

/* Tables */
.ppt-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.5em;
}

.ppt-table th,
.ppt-table td {
    padding: 0.6em 0.8em;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.ppt-table th {
    background: #1a1a2e;
    color: #fff;
    font-weight: 600;
    font-size: 0.85em;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ppt-table th:first-child {
    border-radius: 8px 0 0 0;
}

.ppt-table th:last-child {
    border-radius: 0 8px 0 0;
}

.ppt-table tbody tr:hover {
    background: #f8f8fc;
}

.ppt-table tbody tr:nth-child(1) td:first-child {
    font-weight: 700;
    color: #e94560;
}

.ppt-rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.85em;
}

.ppt-rank-1 { background: #ffd700; color: #1a1a2e; }
.ppt-rank-2 { background: #c0c0c0; color: #1a1a2e; }
.ppt-rank-3 { background: #cd7f32; color: #fff; }

.ppt-elo-up { color: #28a745; }
.ppt-elo-down { color: #dc3545; }

/* Forms */
.ppt-form-group {
    margin-bottom: 1.25em;
}

.ppt-form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.4em;
    color: #1a1a2e;
}

.ppt-form-group input[type="text"],
.ppt-form-group input[type="date"],
.ppt-form-group select {
    width: 100%;
    max-width: 400px;
    padding: 0.6em 0.8em;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 0.95em;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.ppt-form-group input:focus,
.ppt-form-group select:focus {
    border-color: #e94560;
    outline: none;
}

.ppt-match-types,
.ppt-winner-select {
    display: flex;
    gap: 1.5em;
}

.ppt-match-types label,
.ppt-winner-select label {
    display: inline-flex;
    align-items: center;
    gap: 0.3em;
    font-weight: 400;
    cursor: pointer;
}

/* Teams container */
.ppt-teams-container {
    display: flex;
    gap: 1em;
    align-items: flex-start;
    margin-bottom: 1.25em;
    flex-wrap: wrap;
}

.ppt-team {
    flex: 1;
    min-width: 200px;
    background: #f8f8fc;
    padding: 1em;
    border-radius: 8px;
    border: 2px solid #e0e0ea;
}

.ppt-team h4 {
    margin: 0 0 0.75em 0;
    color: #1a1a2e;
    font-size: 1em;
}

.ppt-team select {
    width: 100%;
    padding: 0.5em;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 0.9em;
    margin-bottom: 0.5em;
    box-sizing: border-box;
}

.ppt-vs {
    display: flex;
    align-items: center;
    font-weight: 800;
    font-size: 1.2em;
    color: #e94560;
    padding-top: 2em;
}

/* Buttons */
.ppt-btn {
    padding: 0.6em 1.5em;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.95em;
    font-weight: 600;
    transition: all 0.2s;
}

.ppt-btn-primary {
    background: #e94560;
    color: #fff;
}

.ppt-btn-primary:hover {
    background: #d63850;
    transform: translateY(-1px);
}

.ppt-btn-primary:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

/* Messages */
.ppt-message {
    padding: 0.6em 1em;
    border-radius: 6px;
    margin-top: 0.75em;
    font-size: 0.9em;
}

.ppt-message-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.ppt-message-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ELO Graph */
.ppt-chart-container {
    position: relative;
    width: 100%;
    max-height: 450px;
    margin-top: 1em;
}

.ppt-checkbox-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5em 1.5em;
}

.ppt-checkbox-grid label {
    display: inline-flex;
    align-items: center;
    gap: 0.3em;
    font-weight: 400;
    cursor: pointer;
    font-size: 0.9em;
}

/* Recent matches */
.ppt-match-card {
    background: #f8f8fc;
    border-radius: 8px;
    padding: 0.8em 1em;
    margin-bottom: 0.6em;
    display: flex;
    align-items: center;
    gap: 1em;
    border-left: 4px solid #e94560;
}

.ppt-match-card .ppt-match-date {
    font-size: 0.8em;
    color: #888;
    min-width: 85px;
}

.ppt-match-card .ppt-match-type-badge {
    background: #1a1a2e;
    color: #fff;
    padding: 0.2em 0.6em;
    border-radius: 4px;
    font-size: 0.75em;
    font-weight: 700;
    min-width: 32px;
    text-align: center;
}

.ppt-match-card .ppt-match-teams {
    flex: 1;
    font-size: 0.9em;
}

.ppt-match-card .ppt-match-winner {
    font-weight: 700;
    color: #28a745;
}

.ppt-match-card .ppt-match-loser {
    color: #888;
}

/* Loading */
.ppt-loading {
    text-align: center;
    padding: 2em;
    color: #888;
}

/* Responsive */
@media (max-width: 600px) {
    .ppt-tabs {
        gap: 0;
    }
    .ppt-tab {
        padding: 0.5em 0.75em;
        font-size: 0.8em;
    }
    .ppt-teams-container {
        flex-direction: column;
    }
    .ppt-vs {
        padding: 0;
        justify-content: center;
    }
    .ppt-table th,
    .ppt-table td {
        padding: 0.4em;
        font-size: 0.85em;
    }
}