/* =========================================================
   HIDPORT — Design System
   Font: DM Sans / JetBrains Mono
   Dark/Light mode + Collapsible sidebar
   ========================================================= */

/* ===== LIGHT THEME ===== */
:root, [data-theme="light"] {
    --bg:         #f4f5f7;
    --bg-card:    #ffffff;
    --bg-hover:   #f0f1f3;
    --bg-input:   #f9fafb;
    --border:     #e1e4e8;
    --border-light:#d0d4da;
    --text:       #1f2328;
    --text-dim:   #57606a;
    --text-muted: #8b949e;
    --accent:     #d4851f;
    --accent-dim: #b87019;
    --success:    #1a7f37;
    --danger:     #cf222e;
    --warning:    #9a6700;
    --info:       #0969da;
    --radius:     10px;
    --radius-sm:  6px;
    --sidebar-w:  240px;
    --sidebar-collapsed-w: 60px;
    --font:       'DM Sans', system-ui, sans-serif;
    --mono:       'JetBrains Mono', monospace;
    --shadow:     0 1px 3px rgba(0,0,0,.08);
}

/* ===== DARK THEME ===== */
[data-theme="dark"] {
    --bg:         #0e1117;
    --bg-card:    #161b22;
    --bg-hover:   #1c2129;
    --bg-input:   #0d1117;
    --border:     #2a2f38;
    --border-light:#3a3f48;
    --text:       #e6edf3;
    --text-dim:   #8b949e;
    --text-muted: #6e7681;
    --accent:     #e8a23a;
    --accent-dim: #c4882e;
    --success:    #3fb950;
    --danger:     #f85149;
    --warning:    #d29922;
    --info:       #58a6ff;
    --shadow:     0 1px 3px rgba(0,0,0,.3);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--text); }

/* ===== SIDEBAR ===== */
.sidebar {
    position: fixed; top: 0; left: 0;
    width: var(--sidebar-w); height: 100vh;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    display: flex; flex-direction: column;
    z-index: 100;
    transition: width .25s ease;
    box-shadow: var(--shadow);
}
.sidebar.collapsed { width: var(--sidebar-collapsed-w); }

.sidebar-brand {
    padding: 1.4rem 1.2rem;
    display: flex; align-items: center; gap: .6rem;
    border-bottom: 1px solid var(--border);
    min-height: 58px;
}
.brand-icon { font-size: 1.4rem; color: var(--accent); flex-shrink: 0; }
.brand-text { font-weight: 700; font-size: 1.1rem; letter-spacing: .5px; white-space: nowrap; overflow: hidden; transition: opacity .2s; }
.sidebar.collapsed .brand-text { opacity: 0; width: 0; }

.sidebar-menu { flex: 1; padding: .8rem 0; overflow-y: auto; overflow-x: hidden; }

.menu-label {
    padding: .5rem 1.2rem .3rem;
    font-size: .65rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1.5px;
    color: var(--text-muted);
    white-space: nowrap; overflow: hidden;
    transition: opacity .2s;
}
.sidebar.collapsed .menu-label { opacity: 0; height: 0; padding: 0; margin: 0; }

.menu-item {
    display: flex; align-items: center; gap: .6rem;
    padding: .55rem 1.2rem;
    font-size: .88rem; color: var(--text-dim);
    transition: all .15s;
    white-space: nowrap; overflow: hidden;
}
.menu-item:hover { background: var(--bg-hover); color: var(--text); }
.menu-item.active { color: var(--accent); background: rgba(232,162,58,.08); border-right: 2px solid var(--accent); }
.mi { font-size: 1rem; width: 1.2rem; text-align: center; flex-shrink: 0; }
.menu-item-text { transition: opacity .2s; }
.sidebar.collapsed .menu-item-text { opacity: 0; width: 0; }
.sidebar.collapsed .menu-item { justify-content: center; padding: .55rem 0; }

.menu-divider { height: 1px; background: var(--border); margin: .6rem 1rem; }
.menu-switch { color: var(--info); }

.sidebar-footer { padding: .8rem 1rem; border-top: 1px solid var(--border); overflow: hidden; }
.user-info { display: flex; align-items: center; gap: .6rem; margin-bottom: .5rem; }
.user-avatar {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--accent); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: .8rem; flex-shrink: 0;
}
.user-meta { display: flex; flex-direction: column; overflow: hidden; transition: opacity .2s; }
.sidebar.collapsed .user-meta { opacity: 0; width: 0; }
.user-name { font-size: .82rem; font-weight: 600; }
.user-role { font-size: .65rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }
.logout-btn { font-size: .8rem !important; }

/* Collapse toggle */
.collapse-btn {
    position: absolute; top: 14px; right: -12px;
    width: 24px; height: 24px; border-radius: 50%;
    background: var(--bg-card); border: 1px solid var(--border);
    color: var(--text-muted); font-size: .7rem;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; z-index: 101;
    transition: transform .25s;
    box-shadow: var(--shadow);
}
.collapse-btn:hover { color: var(--text); border-color: var(--accent); }
.sidebar.collapsed .collapse-btn { transform: rotate(180deg); }

/* Theme toggle */
.theme-toggle {
    display: flex; align-items: center; gap: .5rem;
    padding: .4rem 0; cursor: pointer;
    font-size: .78rem; color: var(--text-dim);
}
.theme-toggle:hover { color: var(--text); }
.theme-icon { font-size: 1rem; }
.sidebar.collapsed .theme-text { opacity: 0; width: 0; }

.mobile-toggle {
    display: none; position: fixed; top: .8rem; left: .8rem;
    z-index: 200; background: var(--bg-card); border: 1px solid var(--border);
    color: var(--text); font-size: 1.2rem; padding: .4rem .6rem;
    border-radius: var(--radius-sm); cursor: pointer;
    box-shadow: var(--shadow);
}

/* ===== CONTENT ===== */
.content {
    margin-left: var(--sidebar-w);
    padding: 2rem 2.4rem;
    min-height: 100vh;
    transition: margin-left .25s ease;
}
.content-full { margin-left: 0; }
body.sidebar-collapsed .content { margin-left: var(--sidebar-collapsed-w); }

/* ===== MESSAGES ===== */
.messages-container { margin-bottom: 1.2rem; }
.msg {
    padding: .7rem 1rem; border-radius: var(--radius-sm);
    font-size: .85rem; margin-bottom: .4rem;
    transition: opacity .3s;
}
.msg-success { background: rgba(63,185,80,.12); color: var(--success); border: 1px solid rgba(63,185,80,.25); }
.msg-error   { background: rgba(248,81,73,.12); color: var(--danger);  border: 1px solid rgba(248,81,73,.25); }
.msg-info    { background: rgba(88,166,255,.12); color: var(--info);    border: 1px solid rgba(88,166,255,.25); }
.msg-warning { background: rgba(210,153,34,.12); color: var(--warning); border: 1px solid rgba(210,153,34,.25); }

/* ===== PAGE HEADER ===== */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.6rem; flex-wrap: wrap; gap: .8rem; }
.page-title { font-size: 1.5rem; font-weight: 700; letter-spacing: -.02em; }
.page-subtitle { color: var(--text-dim); font-size: .85rem; margin-top: .15rem; }
.page-actions { display: flex; align-items: center; gap: .5rem; }

/* ===== CARDS ===== */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 1.6rem; }
.stat-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.2rem;
    box-shadow: var(--shadow);
}
.stat-label { font-size: .72rem; text-transform: uppercase; letter-spacing: 1.2px; color: var(--text-muted); margin-bottom: .3rem; }
.stat-value { font-size: 1.8rem; font-weight: 700; font-family: var(--mono); }
.stat-value.accent { color: var(--accent); }
.stat-value.success { color: var(--success); }
.stat-value.danger { color: var(--danger); }
.stat-value.info { color: var(--info); }

/* ===== TABLE ===== */
.table-wrap {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow);
}
table { width: 100%; border-collapse: collapse; }
thead th {
    text-align: left; padding: .65rem 1rem;
    font-size: .7rem; text-transform: uppercase; letter-spacing: 1.2px;
    color: var(--text-muted); background: var(--bg);
    border-bottom: 1px solid var(--border);
}
tbody td {
    padding: .7rem 1rem; font-size: .88rem;
    border-bottom: 1px solid var(--border);
}
tbody tr:hover { background: var(--bg-hover); }
tbody tr:last-child td { border-bottom: none; }
.table-empty { text-align: center; padding: 3rem 1rem; color: var(--text-muted); }

/* ===== BADGES ===== */
.badge {
    display: inline-block; padding: .15rem .55rem;
    font-size: .72rem; font-weight: 600; border-radius: 50px;
    letter-spacing: .5px;
}
.badge-processing { background: rgba(88,166,255,.15); color: var(--info); }
.badge-completed  { background: rgba(63,185,80,.15);  color: var(--success); }
.badge-failed     { background: rgba(248,81,73,.15);  color: var(--danger); }
.badge-admin  { background: rgba(232,162,58,.15); color: var(--accent); }
.badge-staff  { background: rgba(88,166,255,.15); color: var(--info); }
.badge-user   { background: rgba(110,118,129,.2); color: var(--text-muted); }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; gap: .4rem;
    padding: .5rem 1rem; font-size: .85rem; font-weight: 600;
    border: 1px solid transparent; border-radius: var(--radius-sm);
    cursor: pointer; font-family: var(--font);
    transition: all .15s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dim); color: #fff; }
.btn-outline { border-color: var(--border); background: transparent; color: var(--text-dim); }
.btn-outline:hover { border-color: var(--text-dim); color: var(--text); }
.btn-danger { background: rgba(248,81,73,.15); color: var(--danger); border: 1px solid rgba(248,81,73,.25); }
.btn-danger:hover { background: rgba(248,81,73,.25); }
.btn-sm { padding: .3rem .6rem; font-size: .78rem; }
.btn-success { background: rgba(63,185,80,.15); color: var(--success); border: 1px solid rgba(63,185,80,.25); }

/* ===== FORMS ===== */
.form-group { margin-bottom: 1rem; }
.form-label { display: block; font-size: .78rem; font-weight: 600; color: var(--text-dim); margin-bottom: .3rem; }
.form-input, select.form-input {
    width: 100%; padding: .55rem .8rem;
    background: var(--bg-input); border: 1px solid var(--border);
    border-radius: var(--radius-sm); color: var(--text);
    font-size: .88rem; font-family: var(--font);
    transition: border-color .15s;
}
.form-input:focus { outline: none; border-color: var(--accent); }
.form-input::placeholder { color: var(--text-muted); }
.form-input:disabled { opacity: .5; cursor: not-allowed; }
.form-hint { font-size: .72rem; color: var(--text-muted); margin-top: .25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.form-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.6rem;
    max-width: 520px; box-shadow: var(--shadow);
}

/* ===== TOGGLE SWITCH ===== */
.toggle-row { display: flex; align-items: center; justify-content: space-between; padding: .8rem 0; border-bottom: 1px solid var(--border); }
.toggle-row:last-child { border-bottom: none; }
.toggle-label { font-size: .9rem; }
.toggle-desc { font-size: .75rem; color: var(--text-muted); }
.switch { position: relative; width: 42px; height: 24px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
    position: absolute; cursor: pointer; inset: 0;
    background: var(--border); border-radius: 24px;
    transition: .25s;
}
.slider::before {
    content: ""; position: absolute;
    height: 18px; width: 18px; left: 3px; bottom: 3px;
    background: var(--text); border-radius: 50%;
    transition: .25s;
}
.switch input:checked + .slider { background: var(--accent); }
.switch input:checked + .slider::before { transform: translateX(18px); }

/* ===== MODAL ===== */
.modal-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,.5); z-index: 500;
    align-items: center; justify-content: center;
    backdrop-filter: blur(4px);
}
.modal-overlay.active { display: flex; }
.modal {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.6rem;
    width: 90%; max-width: 520px; max-height: 85vh; overflow-y: auto;
    box-shadow: 0 8px 32px rgba(0,0,0,.2);
}
.modal-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 1rem; }

/* ===== DROPZONE ===== */
.dropzone {
    border: 2px dashed var(--border);
    border-radius: var(--radius); padding: 2rem;
    text-align: center; cursor: pointer;
    transition: all .2s;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--accent); background: rgba(232,162,58,.04); }
.dropzone-icon { font-size: 2rem; color: var(--text-muted); margin-bottom: .5rem; }
.dropzone-text { color: var(--text-dim); font-size: .88rem; }
.dropzone-files { margin-top: .8rem; text-align: left; }
.dropzone-file { font-size: .82rem; color: var(--text); padding: .2rem 0; }

/* ===== CHECKBOX ===== */
.checkbox-row { display: flex; align-items: center; gap: .5rem; margin-bottom: .5rem; cursor: pointer; }
.checkbox-row input[type="checkbox"] { accent-color: var(--accent); width: 16px; height: 16px; }
.checkbox-row label { font-size: .88rem; cursor: pointer; }

/* ===== PAGINATION ===== */
.pagination { display: flex; align-items: center; gap: .4rem; padding: .8rem 1rem; justify-content: center; }
.pagination a, .pagination span {
    padding: .3rem .6rem; font-size: .82rem; border-radius: var(--radius-sm);
}
.pagination a { color: var(--text-dim); border: 1px solid var(--border); }
.pagination a:hover { background: var(--bg-hover); color: var(--text); }
.pagination .current { background: var(--accent); color: #fff; font-weight: 600; }

/* ===== SIMILARITY ===== */
.sim-score { font-family: var(--mono); font-weight: 600; cursor: pointer; }
.sim-score.low { color: var(--success); }
.sim-score.mid { color: var(--warning); }
.sim-score.high { color: var(--danger); }

/* ===== AUTH ===== */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 2rem; }
.auth-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 2rem;
    width: 100%; max-width: 380px; box-shadow: var(--shadow);
}
.auth-brand { text-align: center; margin-bottom: 1.6rem; }
.auth-brand .brand-icon { font-size: 2rem; display: block; color: var(--accent); }
.auth-brand .brand-text { font-size: 1.2rem; font-weight: 700; }
.auth-card .form-group { margin-bottom: .9rem; }
.auth-card .btn { width: 100%; justify-content: center; margin-top: .5rem; }
.auth-footer { text-align: center; margin-top: 1rem; font-size: .82rem; color: var(--text-dim); }

/* ===== ERROR LOG ===== */
.stack-trace {
    background: var(--bg); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: .8rem;
    font-family: var(--mono); font-size: .75rem;
    white-space: pre-wrap; word-break: break-all;
    max-height: 200px; overflow-y: auto;
    color: var(--danger);
}

/* ===== MAINTENANCE ===== */
.maintenance-page {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    min-height: 100vh; text-align: center; padding: 2rem;
}
.maintenance-page h1 { font-size: 2rem; margin-bottom: .5rem; }
.maintenance-page p { color: var(--text-dim); }

/* ===== FILTER BAR ===== */
.filter-bar { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; margin-bottom: 1rem; }
.filter-bar .form-input { width: auto; min-width: 140px; padding: .4rem .6rem; font-size: .82rem; }
.filter-bar select.form-input { min-width: 120px; }

/* ===== FOLDER SIDEBAR ===== */
.folder-list { margin-bottom: 1rem; }
.folder-item {
    display: flex; align-items: center; justify-content: space-between;
    padding: .4rem .8rem; border-radius: var(--radius-sm);
    font-size: .85rem; cursor: pointer; transition: background .15s;
}
.folder-item:hover { background: var(--bg-hover); }
.folder-item.active { background: rgba(232,162,58,.1); color: var(--accent); font-weight: 600; }
.folder-item .folder-icon { margin-right: .4rem; }
.folder-count { font-size: .72rem; color: var(--text-muted); font-family: var(--mono); }
.folder-actions { display: flex; gap: .2rem; opacity: 0; transition: opacity .15s; }
.folder-item:hover .folder-actions { opacity: 1; }
.folder-action-btn {
    background: none; border: none; color: var(--text-muted);
    cursor: pointer; font-size: .75rem; padding: 2px 4px; border-radius: 3px;
}
.folder-action-btn:hover { color: var(--danger); background: rgba(248,81,73,.1); }

/* ===== CONFIRM MODAL ===== */
.confirm-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,.5); z-index: 600;
    align-items: center; justify-content: center;
    backdrop-filter: blur(4px);
}
.confirm-overlay.active { display: flex; }
.confirm-box {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.6rem;
    width: 90%; max-width: 380px; text-align: center;
    box-shadow: 0 8px 32px rgba(0,0,0,.2);
}
.confirm-icon { font-size: 2.2rem; margin-bottom: .8rem; }
.confirm-title { font-size: 1rem; font-weight: 700; margin-bottom: .4rem; }
.confirm-text { font-size: .85rem; color: var(--text-dim); margin-bottom: 1.2rem; }
.confirm-actions { display: flex; gap: .6rem; justify-content: center; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); width: var(--sidebar-w) !important; }
    .sidebar.open { transform: translateX(0); box-shadow: 4px 0 20px rgba(0,0,0,.5); }
    .sidebar.collapsed { width: var(--sidebar-w) !important; }
    .mobile-toggle { display: block; }
    .collapse-btn { display: none; }
    .content, body.sidebar-collapsed .content { margin-left: 0; padding: 1rem; padding-top: 3.5rem; }
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .form-row { grid-template-columns: 1fr; }
    table { font-size: .8rem; }
    thead th, tbody td { padding: .5rem .6rem; }
    .page-title { font-size: 1.2rem; }

    .responsive-table thead { display: none; }
    .responsive-table tbody tr {
        display: block; margin-bottom: .8rem;
        background: var(--bg-card); border: 1px solid var(--border);
        border-radius: var(--radius); padding: .8rem;
    }
    .responsive-table tbody td {
        display: flex; justify-content: space-between; align-items: center;
        border-bottom: 1px solid var(--border); padding: .4rem 0;
    }
    .responsive-table tbody td:last-child { border-bottom: none; }
    .responsive-table tbody td::before {
        content: attr(data-label);
        font-size: .7rem; text-transform: uppercase; letter-spacing: 1px;
        color: var(--text-muted); font-weight: 600;
    }
}
@media (max-width: 480px) { .cards-grid { grid-template-columns: 1fr; } }