/* =========================================
   ГЛОБАЛЬНЫЕ СТИЛИ (Точная копия styles.py)
   ========================================= */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #0a1a3a; /* BG_MAIN */
    color: #ffffff;            /* TEXT_PRIMARY */
    min-height: 100vh;
    overflow: hidden;
}

/* Кастомный скроллбар */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #0a1a3a; }
::-webkit-scrollbar-thumb { background: #2a4a8a; border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: #2FC7F7; }

/* =========================================
   КАРКАС
   ========================================= */
.app-layout {
    display: flex;
    height: 100vh;
}

/* --- Боковое меню (Sidebar) --- */
.sidebar {
    width: 70px;
    background-color: #0d2050; /* SIDEBAR_BG */
    border-right: 1px solid #1e3a6e; /* BORDER */
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 20px;
    flex-shrink: 0;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.sidebar nav a {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 50px;
    width: 100%;
    text-decoration: none;
    transition: background 0.2s ease;
    border-left: 3px solid transparent;
    position: relative;
}

.sidebar nav a img {
    width: 26px;
    height: 26px;
    object-fit: contain;
    opacity: 0.6;
    transition: opacity 0.2s, filter 0.2s;
    filter: brightness(0) invert(1);
}

.sidebar nav a:hover {
    background-color: #1a3a78; /* SIDEBAR_HOVER_BG */
}
.sidebar nav a:hover img { opacity: 1; }

.sidebar nav a.active {
    background-color: #1a3a78;
    border-left-color: #2FC7F7; /* SIDEBAR_SELECTED_TEXT */
}
.sidebar nav a.active img {
    opacity: 1;
    filter: brightness(0) invert(1) drop-shadow(0 0 4px #2FC7F7);
}

.sidebar nav a span { display: none; }

/* --- Основной контент --- */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background-color: #0a1a3a;
}

/* --- Верхняя панель (Topbar) --- */
.topbar {
    background-color: #052a6b; /* TOPBAR_BG */
    height: 50px;
    padding: 0 20px;
    border-bottom: 1px solid #1e3a6e;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    color: #ffffff;
}

.topbar-center {
    flex-grow: 1;
    display: flex;
    justify-content: center;
}

.topbar-search {
    width: 400px;
    background-color: #1a3a78; /* TOPBAR_SEARCH_BG */
    border: 1px solid #2a4a8a;
    color: #ffffff;
    padding: 6px 15px;
    border-radius: 6px;
    outline: none;
    font-size: 12px;
}
.topbar-search::placeholder { color: #7a9cc6; }

.topbar-right {
    display: flex;
    align-items: center;
    gap: 20px;
    color: #ffffff;
    font-size: 12px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}
.user-info b { color: #ffffff; font-weight: 500; }

/* =========================================
   ЗАГОЛОВОК СТРАНИЦЫ И ПАНЕЛЬ ИНСТРУМЕНТОВ
   ========================================= */
.page-header {
    padding: 16px 24px 4px 24px;
}

.page-title {
    font-size: 22px;
    font-weight: 700;
    color: #ffffff;
}

.toolbar {
    padding: 0 24px 15px 24px;
    display: flex;
    gap: 10px;
    align-items: center;
}

.search-form {
    display: flex;
    flex-grow: 1;
}

.search-form input {
    width: 100%;
    max-width: 400px;
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid #1e3a6e;
    background-color: #102752;
    color: #ffffff;
    outline: none;
}

.btn-toolbar {
    background-color: #073684; /* PRIMARY */
    color: #ffffff;
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid #2a4a8a;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s;
    white-space: nowrap;
}
.btn-toolbar:hover {
    background-color: #0a4aa5;
    border-color: #2FC7F7;
}

/* =========================================
   ТАБЛИЦА
   ========================================= */
.table-container {
    flex-grow: 1;
    margin: 0 24px 20px 24px;
    background-color: #102752; /* TABLE_BG */
    border: 1px solid #1e3a6e;
    border-radius: 8px;
    overflow: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    white-space: nowrap;
}

th, td {
    padding: 10px 15px;
    text-align: left;
    border-bottom: 1px solid #1e3a6e;
    border-right: 1px solid #1e3a6e;
}

th {
    background-color: #052a6b; /* HEADER_BG */
    color: #b0c4de;
    font-weight: 600;
    font-size: 11px;
    position: sticky;
    top: 0;
    z-index: 10;
}

th:last-child, td:last-child { border-right: none; }

tbody tr:nth-child(even) { background-color: rgba(255, 255, 255, 0.02); }
tbody tr:hover { background-color: rgba(47, 199, 247, 0.1); }

.client-link {
    color: #ffffff;
    text-decoration: none;
}
.client-link:hover { text-decoration: underline; color: #2FC7F7; }

/* Цвета */
.positive { color: #22c55e; }
.negative { color: #ef4444; }
.warning { color: #f59e0b; }

.no-data {
    text-align: center;
    color: #7a9cc6;
    padding: 30px;
    font-style: italic;
}

/* =========================================
   КАРТОЧКИ И ДАШБОРД
   ========================================= */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    padding: 20px 24px;
}

.card {
    background-color: #102752; /* CARD_BG */
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #1e3a6e;
}

.card h3 {
    color: #b0c4de;
    margin-bottom: 10px;
    font-size: 14px;
    font-weight: 500;
}

.card p {
    font-size: 26px;
    color: #2FC7F7;
    font-weight: bold;
}

/* =========================================
   ФОРМЫ И КНОПКИ
   ========================================= */
.form-group { margin-bottom: 20px; }

.form-control {
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid #1e3a6e;
    background-color: #102752;
    color: #ffffff;
    width: 100%;
    outline: none;
}
.form-control:focus { border-color: #2FC7F7; }

.btn-primary {
    background-color: #22c55e;
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
}
.btn-primary:hover { background-color: #16a34a; }

.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 6px;
    font-weight: 500;
}
.alert-success { background-color: rgba(34, 197, 94, 0.1); color: #86efac; border: 1px solid #22c55e; }
.alert-error { background-color: rgba(239, 68, 68, 0.1); color: #fecaca; border: 1px solid #ef4444; }

/* =========================================
   АДАПТИВНОСТЬ
   ========================================= */
@media (max-width: 768px) {
    .sidebar { width: 50px; }
    .topbar-search { width: 150px; }
    .toolbar { flex-wrap: wrap; }
}