* {
    box-sizing: border-box;
}

:root {
    --bg-page: #0b0e11;
    --bg-card: #14181e;
    --bg-input: #1a1f26;
    --bg-header: #0f1318;
    --border: #2a323d;
    --text: #e6edf3;
    --text-muted: #8b9cb3;
    --accent: #58a6ff;
    --accent-hover: #79b8ff;
    --danger: #f85149;
    --danger-hover: #ff6b63;
    --success: #3fb950;
    --total-bg: #1a2d4a;
    --total-border: #2563eb;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    font-size: 16px;
    color: var(--text);
    background: var(--bg-page);
}

/* --- Login --- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-page);
}

.login-card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    width: 100%;
    max-width: 380px;
}

.login-card h1 {
    margin: 0 0 0.25rem;
    font-size: 1.5rem;
    color: var(--text);
}

.login-card .subtitle {
    margin: 0 0 1.5rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.login-form label {
    display: block;
    margin-bottom: 1rem;
}

.login-form label span {
    display: block;
    margin-bottom: 0.35rem;
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.login-form input {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    background: var(--bg-input);
    color: var(--text);
}

.login-form input::placeholder {
    color: var(--text-muted);
}

.login-form input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
}

.login-form button {
    width: 100%;
    margin-top: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--accent);
    color: #0b0e11;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
}

.login-form button:hover {
    background: var(--accent-hover);
}

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

.alert-error {
    background: rgba(248, 81, 73, 0.15);
    color: var(--danger);
    border: 1px solid rgba(248, 81, 73, 0.4);
}

/* --- App layout (sidebar + main) --- */
.app-page {
    min-height: 100vh;
    display: flex;
    background: var(--bg-page);
}

.sidebar {
    width: 220px;
    min-height: 100vh;
    background: var(--bg-header);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-brand {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-brand a {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text);
    text-decoration: none;
}

.sidebar-brand a:hover {
    color: var(--accent);
}

.sidebar-nav {
    flex: 1;
    padding: 0.75rem 0;
}

.sidebar-nav .nav-item {
    display: block;
    padding: 0.6rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
}

.sidebar-nav .nav-item:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
}

.sidebar-nav .nav-item.active {
    color: var(--accent);
    background: rgba(88, 166, 255, 0.1);
    border-right: 2px solid var(--accent);
}

.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.sidebar-user {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.app-main {
    flex: 1;
    overflow-x: auto;
    padding: 24px 24px 24px 24px;
}

.page-section {
    width: 100%;
}

.page-title {
    margin: 0 0 1rem;
    font-size: 1.5rem;
    color: var(--text);
}

.page-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.page-note a { color: var(--accent); }

/* Dashboard */
.stats-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem;
    min-width: 160px;
}

.stat-card .stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.charts-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem;
}

.chart-card.chart-wide {
    grid-column: 1 / -1;
}

.chart-card h3 {
    margin: 0 0 0.75rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.chart-wrap {
    height: 220px;
    position: relative;
}

.chart-wrap.chart-fixed {
    height: 260px;
    max-width: 320px;
}

.chart-card canvas {
    max-height: 100%;
}

.dashboard-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* Partners list page */
.partners-list-section,
.add-partner-block {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem;
    margin-bottom: 1rem;
}

.partners-list-section h2,
.add-partner-block h2 {
    margin: 0 0 0.75rem;
    font-size: 1.1rem;
    color: var(--text);
}

.partners-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.partner-item {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
}

.partner-item .partner-info { flex: 1; min-width: 200px; }
.partner-edit-form { flex: 1 1 100%; }
.partner-edit-form .edit-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}
.partner-edit-form .edit-row input[type="text"],
.partner-edit-form .edit-row input[type="number"] {
    padding: 0.4rem 0.5rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.9rem;
    background: var(--bg-input);
    color: var(--text);
}
.partner-edit-form .edit-row input[name="partner_name"] { min-width: 120px; }
.partner-edit-form .edit-row .input-tg-id-edit { width: 7rem; }
.partner-edit-form .edit-row label { margin: 0; font-size: 0.85rem; color: var(--text-muted); }
.partner-edit-form .edit-row label input { width: 4rem; margin-left: 0.25rem; }

.partner-item:last-child {
    border-bottom: none;
}

.partner-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.partner-info .partner-name {
    font-weight: 500;
    color: var(--text);
}

.partner-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.text-muted {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.settings-block {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem;
}

/* --- Main (legacy / payouts section uses these) --- */
.main-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-page);
}

.header {
    background: var(--bg-header);
    color: var(--text);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.header h1 {
    margin: 0;
    font-size: 1.25rem;
}

.user-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.username {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    text-decoration: none;
    cursor: pointer;
    border: none;
}

.btn-outline {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    background: var(--bg-input);
    color: var(--text);
}

.main {
    flex: 1;
    padding: 1.5rem;
    background: var(--bg-page);
}

.welcome {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    max-width: 640px;
}

.welcome h2 {
    margin: 0 0 0.5rem;
    font-size: 1.25rem;
    color: var(--text);
}

.welcome p {
    margin: 0;
    color: var(--text-muted);
}

/* --- Партнёрские выплаты --- */
.payout-section {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    width: 100%;
}

.payout-section h2 {
    margin: 0 0 0.5rem;
    font-size: 1.25rem;
    color: var(--text);
}

.week-label {
    margin: 0 0 1rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.week-form {
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.week-form label { margin: 0; font-size: 0.9rem; color: var(--text-muted); }
.week-input {
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-input);
    color: var(--text);
}

.payout-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

.payout-table th,
.payout-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border);
}

/* Первые две колонки (Партнёр, ID) — по левому краю, остальные — по центру */
.payout-table th:nth-child(1),
.payout-table td:nth-child(1),
.payout-table th:nth-child(2),
.payout-table td:nth-child(2) {
    text-align: left;
}

.payout-table th:nth-child(n+3),
.payout-table td:nth-child(n+3) {
    text-align: center;
}

.payout-table th {
    background: var(--bg-header);
    font-weight: 600;
    color: var(--text);
    font-size: 0.9rem;
}

.payout-table td {
    color: var(--text);
}

.payout-table td.num {
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

.payout-table .input-num {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 6px;
}

.payout-table .input-num:focus {
    outline: none;
    border-color: var(--accent);
}

.inline-form { display: inline; margin: 0; }
.btn-sm { padding: 0.25rem 0.5rem; font-size: 0.8rem; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: var(--danger-hover); }
.btn-primary { background: var(--accent); color: #0b0e11; }
.btn-primary:hover { background: var(--accent-hover); color: #0b0e11; }
.btn-secondary { background: var(--border); color: var(--text); }
.btn-secondary:hover { background: #3d4a5c; color: var(--text); }

.add-form { margin-bottom: 1.5rem; }
.add-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.add-row label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.add-row input[type="text"],
.add-row input[type="number"] {
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.95rem;
    min-width: 0;
    background: var(--bg-input);
    color: var(--text);
}

.add-row input[name="partner_name"] { flex: 1; min-width: 120px; }
.add-row input[name="baseline_invited"],
.add-row input[name="baseline_purchases"] { width: 5rem; }
.add-row input[name="baseline_sum_earned"] { width: 6rem; }

.partners-table .row-form { display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; }
.partners-table .input-num { width: 4.5rem; padding: 0.35rem 0.4rem; font-size: 0.9rem; }
.partners-table .current-cells .input-num { max-width: 6rem; }
.partners-table .to-pay .amount { font-weight: 600; font-variant-numeric: tabular-nums; color: var(--accent); }
.partners-table .actions { white-space: nowrap; }
.partners-table .actions .inline-form { display: inline; margin-right: 0.25rem; }
.tg-id-form { display: flex; gap: 0.25rem; align-items: center; }
.input-tg-id { width: 7rem; padding: 0.3rem 0.4rem; font-size: 0.85rem; background: var(--bg-input); border: 1px solid var(--border); color: var(--text); border-radius: 4px; }
.input-tg-id-add { width: 8rem; padding: 0.5rem 0.65rem; border: 1px solid var(--border); border-radius: 6px; background: var(--bg-input); color: var(--text); font-size: 0.95rem; }
.payout-section .intro { margin: 0 0 1rem; color: var(--text-muted); font-size: 0.9rem; }
.payout-section .table-note { margin: 0.5rem 0 1rem; font-size: 0.85rem; color: var(--text-muted); }
.payout-section h3 { margin: 1rem 0 0.5rem; font-size: 1rem; color: var(--text); }
.partners-table .subhead th { font-weight: 500; font-size: 0.8rem; color: var(--text-muted); }

.total-block {
    padding: 1rem;
    background: var(--total-bg);
    border-radius: 8px;
    border: 1px solid var(--total-border);
    font-size: 1.05rem;
    color: var(--text);
}

.total-block .total-amount {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--accent);
    margin-left: 0.5rem;
}

/* Редактирование в таблицах */
.editable-table .input-edit {
    padding: 0.35rem 0.5rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.9rem;
    background: var(--bg-input);
    color: var(--text);
    min-width: 0;
}
.editable-table .input-edit:focus { outline: none; border-color: var(--accent); }
.editable-table .input-amount { width: 5.5rem; }
.editable-table .inline-form { display: inline; margin-left: 0.25rem; }

/* Финансы: база (Старт, Покупок, Доход) */
.baseline-form {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    align-items: center;
}
.baseline-form .input-num.small {
    width: 4rem;
    padding: 0.3rem 0.4rem;
    font-size: 0.85rem;
}
.baseline-cell { vertical-align: middle; }