/* style_clean.css - Czysty Panel Administracyjny (Flat Design) */

:root {
    /* Paleta Kolorów: Neutralna i Profesjonalna */
    --color-bg-light: #F4F6F9; /* Tło Główne */
    --color-bg-white: #FFFFFF; /* Tło Panelu/Karty */
    --color-text-dark: #495057; /* Ciemny Tekst */
    --color-text-faded: #ADB5BD; /* Stonowany Tekst */
    --color-accent-blue: #007BFF; /* Akcent Główny (Niebieski) */
    
    /* Kolory Statusu */
    --color-success: #28A745;
    --color-danger: #DC3545;
    --color-warning: #FFC107;

    --font-primary: 'Roboto', sans-serif;
    --transition-speed: 0.2s;
}

/* --- Globalne Resety i Podstawy --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.clean-body {
    font-family: var(--font-primary);
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.app-container {
    display: flex;
    min-height: 100vh;
}

/* --- Panel Boczny (Sidebar) --- */
.sidebar {
    width: 250px;
    background-color: var(--color-bg-white);
    padding: 20px 0;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
}

.logo {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--color-accent-blue);
    padding: 0 20px 30px;
    border-bottom: 1px solid #E9ECEF;
    margin-bottom: 10px;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--color-text-dark);
    text-decoration: none;
    font-size: 0.95em;
    transition: all var(--transition-speed);
    border-left: 3px solid transparent;
}

.nav-item i { margin-right: 15px; width: 20px; color: var(--color-text-faded); }

.nav-item:hover {
    background-color: #F8F9FA;
    color: var(--color-accent-blue);
}

.nav-item.active {
    background-color: #E9ECEF;
    border-left-color: var(--color-accent-blue);
    color: var(--color-accent-blue);
    font-weight: 500;
}

.nav-item.active i { color: var(--color-accent-blue); }

.user-info {
    margin-top: auto;
    padding: 20px;
    border-top: 1px solid #E9ECEF;
    font-size: 0.9em;
    color: var(--color-text-faded);
}

/* --- Główna Zawartość --- */
.main-content {
    flex-grow: 1;
    padding: 30px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    margin-bottom: 30px;
}

.page-title { font-size: 1.8em; font-weight: 500; }
.header-time { color: var(--color-text-faded); margin-right: 20px; }

.btn {
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color var(--transition-speed);
}

.btn-primary {
    background-color: var(--color-accent-blue);
    color: var(--color-bg-white);
}

.btn-primary:hover { background-color: #0056B3; }

/* --- Moduł 1: Karty Statusu --- */
.status-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.card {
    background-color: var(--color-bg-white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.05);
}

.status-card {
    display: flex;
    flex-direction: column;
    border-left: 4px solid transparent;
}

.card-icon {
    font-size: 2em;
    margin-bottom: 10px;
}

.card-label {
    font-size: 0.8em;
    color: var(--color-text-faded);
    text-transform: uppercase;
    margin-bottom: 5px;
}

.card-value {
    font-size: 1.5em;
    font-weight: 700;
}

/* Kolorowanie Kart Statusu */
.card-success { border-left-color: var(--color-success); }
.card-danger { border-left-color: var(--color-danger); }
.card-warning { border-left-color: var(--color-warning); }

.card-success .card-icon, .card-success .card-value { color: var(--color-success); }
.card-danger .card-icon, .card-danger .card-value { color: var(--color-danger); }
.card-warning .card-icon, .card-warning .card-value { color: var(--color-warning); }

/* --- Moduł 2: Główny Kontent (Tabela i Wskaźniki) --- */
.main-panel-content {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 20px;
}

.panel-left { grid-column: 1 / 2; }
.panel-right { grid-column: 2 / 3; }

.panel-title {
    font-size: 1.3em;
    font-weight: 500;
    margin-bottom: 15px;
    border-bottom: 1px solid #E9ECEF;
    padding-bottom: 10px;
}

/* Tabela Danych */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9em;
}

.data-table th, .data-table td {
    padding: 12px 0;
    text-align: left;
    border-bottom: 1px solid #E9ECEF;
}

.data-table th {
    color: var(--color-text-faded);
    font-weight: 500;
    text-transform: uppercase;
}

.alert-row:hover { background-color: #FAFAFA; }

.danger-row { color: var(--color-danger); font-weight: 500; }
.warning-row { color: var(--color-warning); font-weight: 500; }
.success-row { color: var(--color-success); font-weight: 500; }


/* Wskaźniki Panelu Prawego */
.metric-display { margin-bottom: 20px; }
.metric-label {
    display: block;
    font-size: 0.8em;
    color: var(--color-text-faded);
    margin-bottom: 5px;
}
.metric-value {
    font-size: 1.4em;
    font-weight: 700;
    color: var(--color-text-dark);
}

.progress-bar-container {
    height: 10px;
    background-color: #E9ECEF;
    border-radius: 5px;
    margin-bottom: 5px;
}

.progress-bar {
    height: 100%;
    background-color: var(--color-accent-blue);
    border-radius: 5px;
    transition: width var(--transition-speed);
}


/* --- RESPONSIVE DESIGN --- */

/* Tablet (Poniżej 1024px) */
@media (max-width: 1024px) {
    .sidebar { width: 60px; }
    .logo, .sidebar span, .user-info { display: none; }
    .nav-item { justify-content: center; padding: 15px 0; }
    .nav-item i { margin-right: 0; }
    
    .main-content { padding: 20px; }
    .status-cards-grid { grid-template-columns: 1fr 1fr; }
    .status-cards-grid > :last-child { grid-column: 1 / -1; } /* Ostatnia karta na pełną szerokość */
    .main-panel-content { grid-template-columns: 1fr; } /* Jedna kolumna */
    .panel-right { order: -1; } /* Wskaźniki na górze */
}

/* Telefon (Poniżej 600px) */
@media (max-width: 600px) {
    .app-container { flex-direction: column; padding-bottom: 60px; }
    
    /* Nawigacja jako Dolny Pasek */
    .sidebar {
        position: fixed; bottom: 0; left: 0; width: 100%; height: 60px; padding: 0;
        box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.1);
        flex-direction: row; justify-content: space-around;
        background-color: var(--color-bg-white);
        z-index: 1000;
    }
    nav { width: 100%; display: flex; }
    .nav-item { flex-grow: 1; padding: 10px 0; font-size: 0.7em; flex-direction: column; }
    .nav-item i { margin: 0 0 3px 0; }
    .nav-item span { display: block; }
    .nav-item.active { border-left: none; border-top: 3px solid var(--color-accent-blue); }

    /* Główna Zawartość */
    .main-content { padding: 10px; }
    .header { flex-direction: column; align-items: flex-start; margin-bottom: 10px; }
    .header-tools { margin-top: 10px; }
    .header-time { display: none; }
    .page-title { font-size: 1.5em; }

    /* Karty Statusu */
    .status-cards-grid { grid-template-columns: 1fr; gap: 10px; }
    .status-cards-grid > :last-child { grid-column: auto; }

    /* Tabela - Ukrycie kolumn dla czytelności */
    .data-table th:nth-child(3), .data-table td:nth-child(3) { display: none; } /* Ukryj Status */
    .data-table th:nth-child(4), .data-table td:nth-child(4) { display: none; } /* Ukryj Źródło */
}