/* admin/panel.css - ปลายฟ้า Admin Theme [Icon Grid Optimized & Full Integrity] */

:root {
    --bg-color: #f8fafc;
    --side-bg: #ffffff;
    --header-bg: #ffffff;
    --primary: #2563eb;
    --primary-light: #eff6ff;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --success: #10b981;
    --danger: #ef4444;
    --radius: 8px;
}

* { box-sizing: border-box; }

body {
    font-family: 'Kanit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-dark);
    margin: 0;
    height: 100vh;
    overflow: hidden;
}

.app-layout { 
    display: flex; 
    width: 100vw; 
    height: 100vh; 
}

/* SIDEBAR */
.admin-sidebar {
    width: 120px;
    background: var(--side-bg);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 20px 0;
    flex-shrink: 0;
}

.sidebar-brand {
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary);
}
.sidebar-brand i { font-size: 2rem; display: block; margin-bottom: 5px; }
.sidebar-brand span { font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }

.sidebar-nav { display: flex; flex-direction: column; gap: 5px; padding: 0 10px; flex-grow: 1; }

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px 5px;
    border: none;
    background: transparent;
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--text-muted);
    transition: 0.2s;
    text-decoration: none;
}

.nav-item i { font-size: 1.3rem; margin-bottom: 8px; }
.nav-item span { font-size: 0.75rem; text-align: center; }
.nav-item:hover { background: var(--primary-light); color: var(--primary); }
.nav-item.active { background: var(--primary-light); color: var(--primary); font-weight: 600; }

.nav-divider { height: 1px; background: var(--border); margin: 15px 10px; }

/* MAIN CONTAINER */
.main-container { 
    flex-grow: 1; 
    display: flex; 
    flex-direction: column; 
    height: 100vh;
    overflow: hidden;
}

.admin-header {
    height: 70px;
    min-height: 70px;
    max-height: 70px;
    flex-shrink: 0;
    background: var(--header-bg);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 30px;
    z-index: 100;
}

#view-title { font-size: 1.2rem; font-weight: 600; color: var(--text-dark); margin: 0; }

#user-info-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--primary-light);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--primary);
    font-weight: 500;
}
.user-status-dot { width: 8px; height: 8px; background: var(--success); border-radius: 50%; }

.content-view-port { 
    flex-grow: 1; 
    padding: 25px; 
    overflow: hidden; 
    position: relative; 
    background-color: #c3c3c3;
}

.admin-view { 
    display: none; 
    width: 100%; 
    height: 100%; 
}
.admin-view.active { display: block; }

/* DB MANAGER LAYOUT */
.db-manager-layout { 
    display: flex; 
    gap: 25px; 
    height: 100%; 
    overflow: hidden; 
}

.widget-left { 
    flex: 4; 
    display: flex; 
    flex-direction: column; 
    background: #fff; 
    border: 1px solid var(--border); 
    border-radius: var(--radius); 
    overflow: hidden; 
}
.widget-right { 
    flex: 6; 
    display: flex; 
    flex-direction: column; 
    background: #fff; 
    border: 1px solid var(--border); 
    border-radius: var(--radius); 
    overflow: hidden; 
}

.widget-header { 
    height: 55px; 
    min-height: 55px; 
    padding: 0 20px; 
    border-bottom: 1px solid var(--border); 
    background: #fff; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    flex-shrink: 0;
}
.widget-header h3 { margin: 0; font-size: 1rem; color: var(--text-muted); }

/* LIST & ACCORDION */
.server-file-list { 
    flex-grow: 1; 
    overflow-y: auto; 
    padding: 15px; 
}

.category-block { margin-bottom: 10px; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.category-header {
    padding: 12px 18px;
    background: #f8fafc;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 500;
    color: var(--text-dark);
    transition: background 0.2s;
}
.category-header:hover { background: #f1f5f9; }
.cat-count { background: var(--primary); color: #fff; padding: 2px 8px; border-radius: 10px; font-size: 0.7rem; }

.file-list-container { display: none; background: #fff; border-top: 1px solid var(--border); }
.category-block.active .file-list-container { display: block; }

.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 18px;
    border-bottom: 1px solid #f1f5f9;
    font-size: 0.9rem;
    transition: 0.2s;
}
.file-item:last-child { border-bottom: none; }
.file-item:hover { background: var(--primary-light); }

.file-info { display: flex; align-items: center; gap: 15px; }
.file-info i { font-size: 1.2rem; color: var(--primary); width: 25px; text-align: center; }
.file-name-meta { display: flex; flex-direction: column; gap: 2px; }
.file-name-meta .fname { font-weight: 500; color: var(--text-dark); }
.file-name-meta .uploader-tag { font-size: 0.75rem; color: var(--text-muted); background: #f1f5f9; padding: 0px 8px; border-radius: 4px; width: fit-content; }

.action-icon {
    background: #fff; border: 1px solid var(--border);
    color: var(--text-muted); width: 30px; height: 30px;
    border-radius: 4px; cursor: pointer; margin-left: 5px;
}
.action-icon:hover { color: var(--primary); border-color: var(--primary); }
.action-icon.del:hover { color: var(--danger); border-color: var(--danger); }

/* FORM UI */
form { padding: 20px; display: flex; flex-direction: column; gap: 15px; height: 100%; overflow-y: auto; }
.form-group label { display: block; margin-bottom: 8px; font-size: 0.9rem; font-weight: 500; color: var(--text-muted); }
input, textarea, select { width: 100%; padding: 10px 15px; border: 1px solid var(--border); border-radius: 6px; font-family: 'Kanit'; font-size: 0.95rem; box-sizing: border-box; }
input:focus { outline: none; border-color: var(--primary); background: #fff; }

.input-with-action { display: flex; gap: 10px; }
.plus-btn { width: 45px; background: var(--primary-light); color: var(--primary); border: 1px solid var(--border); border-radius: 6px; cursor: pointer; }

.icon-selector-field { display: flex; align-items: center; gap: 12px; }
.icon-preview-box { width: 45px; height: 45px; background: #f8fafc; border: 1px solid var(--border); border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
.btn-change { background: #fff; border: 1px solid var(--border); padding: 5px 15px; border-radius: 4px; cursor: pointer; font-size: 0.8rem; }

.upload-zone { border: 2px dashed var(--border); padding: 10px; text-align: center; border-radius: 6px; cursor: pointer; display: block; font-size: 0.85rem; color: var(--text-muted); flex-grow: 1; }
.upload-zone:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

.save-btn { background: var(--primary); color: #fff; border: none; padding: 15px; border-radius: var(--radius); font-weight: 600; cursor: pointer; transition: 0.2s; font-size: 1rem; flex-shrink: 0; }
.save-btn:hover { background: #1d4ed8; transform: translateY(-2px); }

/* TEXT EDITOR UI */
.editor-container { display: flex; flex-direction: column; height: 100%; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.editor-toolbar { padding: 12px 20px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; background: #f8fafc; flex-shrink: 0; }
.file-name-group { display: flex; align-items: center; gap: 10px; font-weight: 500; }
.file-name-group input { width: 220px; padding: 6px 12px; background: #fff; border-radius: 20px; border: 1px solid var(--border); }
.editor-btns { display: flex; gap: 10px; align-items: center; }
.e-btn { padding: 8px 16px; border-radius: 20px; border: 1px solid var(--border); background: #fff; color: var(--text-dark); font-family: 'Kanit'; font-size: 0.85rem; font-weight: 500; cursor: pointer; display: flex; align-items: center; gap: 8px; transition: 0.2s; }
.e-btn:hover { background: var(--primary-light); border-color: var(--primary); color: var(--primary); }

.editor-main { flex-grow: 1; position: relative; overflow: hidden; }
#creator-editor { width: 100%; height: 100%; border: none; padding: 25px; font-family: 'Roboto Mono'; font-size: 14px; line-height: 1.6; resize: none; box-sizing: border-box; }
.editor-footer { padding: 12px 20px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; background: #f8fafc; flex-shrink: 0; }
.push-btn { background: var(--primary); color: #fff; border: none; padding: 10px 24px; border-radius: 20px; font-weight: 600; cursor: pointer; transition: 0.2s; }

/* MODAL & ICON GRID (UPDATED) */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(15, 23, 42, 0.6); backdrop-filter: blur(4px); z-index: 2000; display: none; justify-content: center; align-items: center; }
.modal-overlay.active { display: flex; }
.icon-modal-box { background: #fff; width: 85%; height: 85%; border-radius: 16px; display: flex; flex-direction: column; overflow: hidden; }

.modal-header { 
    padding: 16px 24px; 
    border-bottom: 1px solid var(--border); 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    flex-shrink: 0; 
}

.close-btn { width: 34px; height: 34px; border-radius: 50%; border: none; background: #f1f5f9; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: 0.2s; }
.close-btn:hover { background: #fee2e2; color: var(--danger); }

.icon-modal-layout { display: flex; flex-grow: 1; overflow: hidden; }

.icon-nav { 
    width: 220px; 
    background: #f8fafc; 
    border-right: 1px solid var(--border); 
    overflow-y: auto; 
    padding: 15px; 
    flex-shrink: 0; 
}

.icon-cat-btn { 
    width: 100%; 
    text-align: left; 
    padding: 12px 16px; 
    border: none; 
    background: transparent; 
    font-family: 'Kanit'; 
    font-size: 14px; /* Updated: 14px as requested */
    cursor: pointer; 
    border-radius: 8px; 
    color: var(--text-muted); 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    margin-bottom: 4px; 
    transition: 0.2s;
}
.icon-cat-btn.active { background: var(--primary-light); color: var(--primary); font-weight: 600; }
.icon-cat-btn:hover:not(.active) { background: #f1f5f9; color: var(--text-dark); }

.icon-content { 
    flex-grow: 1; 
    padding: 25px; 
    display: flex; 
    flex-direction: column; 
    gap: 15px; /* Reduced gap between search and grid */
    overflow: hidden; 
}

.search-box { 
    position: relative; 
    display: flex; 
    align-items: center; /* Ensures icon and input are in the same line */
}
.search-box i { 
    position: absolute; 
    left: 16px; 
    color: var(--text-muted); 
    pointer-events: none;
}
.search-box input { 
    padding-left: 45px; 
    background: #f8fafc;
    border-radius: 20px;
}

.icon-grid-modern { 
    display: grid; 
    grid-template-columns: repeat(auto-fill, minmax(65px, 1fr)); 
    gap: 8px; /* Reduced gap: shid-gun-por-som-kuan */
    overflow-y: auto; 
    flex-grow: 1; 
    align-content: start; /* New: organize icons at the top */
    padding: 5px;
}

.icon-grid-item { 
    aspect-ratio: 1; 
    border: 1px solid var(--border); 
    border-radius: 12px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    font-size: 1.6rem; 
    color: var(--text-muted); 
    cursor: pointer; 
    transition: 0.2s; 
    background: #fff;
}
.icon-grid-item:hover { 
    border-color: var(--primary); 
    color: var(--primary); 
    background: var(--primary-light); 
    transform: translateY(-3px); 
}

/* IFRAME */
.view-iframe { width: 100%; height: 100%; border-radius: var(--radius); background: #fff; }

/* SCROLLBAR */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
/* เพิ่มเติมใน panel.css เพื่อรองรับ UI ใหม่ */
.file-name-group .ext-label {
    background: #e2e8f0;
    padding: 6px 12px;
    border-radius: 0 20px 20px 0;
    margin-left: -20px; /* ให้แนบชิดกับ input */
    font-family: 'Roboto Mono';
    font-size: 0.85rem;
    color: #475569;
    border: 1px solid var(--border);
    border-left: none;
    z-index: 1;
}

.file-name-group input {
    border-radius: 20px 0 0 20px !important;
    padding-right: 25px !important;
}