/* style.css - VÉGLEGES DARK MODE */

:root {
    --bg-body: #121212;       /* Fő háttér (nagyon sötét) */
    --bg-card: #1e1e1e;       /* Kártya háttér (sötétszürke) */
    --text-main: #ffffff;     /* Szöveg színe (fehér) */
    --text-muted: #b0b0b0;    /* Halványabb szöveg */
    --accent: #bb86fc;        /* Lila kiemelés */
    --accent-hover: #9e67e4;
    --border: #333333;        /* Finom keret */
    --danger: #cf6679;        /* Törlés gomb színe */
}

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

/* --- FEJLÉC --- */
.header {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    position: sticky;
    top: 0;
    z-index: 100;
}

.user-welcome { 
    font-weight: bold; 
    font-size: 1.1em; 
    color: var(--text-main); 
}

/* --- GOMBOK --- */
.btn-header, button, .btn-primary {
    background-color: var(--accent);
    color: #000; /* Fekete szöveg a lila gombon a kontraszt miatt */
    padding: 8px 16px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    font-size: 0.9em;
    border: none;
    cursor: pointer;
    transition: 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-header:hover, button:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-logout {
    background-color: var(--danger);
    color: #fff;
}
.btn-logout:hover { background-color: #b0485b; }

/* --- KERESŐ és SZŰRŐK --- */
.container {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
}

.search-wrapper {
    margin-bottom: 20px;
}

#searchBar {
    width: 100%;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background-color: #2c2c2c;
    color: white;
    font-size: 1em;
    box-sizing: border-box;
}

.category-scroll {
    overflow-x: auto;
    padding-bottom: 15px;
    margin-bottom: 10px;
}

.category-filters {
    display: flex;
    gap: 10px;
}

.cat-btn {
    background-color: #2c2c2c;
    color: var(--text-muted);
    padding: 8px 15px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9em;
    border: 1px solid var(--border);
    white-space: nowrap;
    transition: 0.2s;
}

.cat-btn:hover {
    background-color: #3d3d3d;
    color: white;
}

.cat-btn.active-cat {
    background-color: var(--accent);
    color: #000;
    border-color: var(--accent);
    font-weight: bold;
}

/* --- FÁJL LISTA (GRID / KÁRTYÁK) --- */
.file-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); /* Automatikus oszlopok */
    gap: 20px;
}

.file-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    transition: 0.2s;
    position: relative;
}

.file-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.4);
    border-color: var(--accent);
}

.file-icon {
    font-size: 2em;
    margin-right: 15px;
    width: 50px;
    text-align: center;
    flex-shrink: 0;
}

.file-info {
    flex-grow: 1;
    overflow: hidden; /* Ha hosszú a cím, ne lógjon ki */
}

.file-subject {
    font-size: 0.75em;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 1px;
    margin-bottom: 4px;
    display: block;
}

.file-title {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1em;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-title:hover {
    color: var(--accent);
}

.file-actions {
    display: flex;
    gap: 10px;
    margin-left: 10px;
}

.btn-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: #2c2c2c;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: 0.2s;
}

.btn-icon:hover {
    background-color: var(--accent);
    color: #000;
}

.btn-delete:hover {
    background-color: var(--danger);
    color: #fff;
}

/* --- Login és Upload kártyák --- */
.upload-card, .card-container {
    background-color: var(--bg-card);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid var(--border);
    max-width: 600px;
    margin: 0 auto;
}