/* ═══════════════════════════════════════════════════════
   Gleeder — Theme variables
   ═══════════════════════════════════════════════════════ */

:root {
    /* Dark theme (default) */
    --bg-base: #0b0e11;
    --bg-surface: #131820;
    --bg-card: #181f2a;
    --bg-hover: #1e2736;
    --border: #243044;
    --border-light: #2a3a52;
    --text: #c8d6e5;
    --text-muted: #6b7f99;
    --text-bright: #e8f0fa;
    --accent: #38bdf8;
    --accent-dim: #1e6fa0;
    --green: #34d399;
    --green-dim: rgba(52, 211, 153, .12);
    --red: #f87171;
    --red-dim: rgba(248, 113, 113, .12);
    --orange: #fb923c;
    --orange-dim: rgba(251, 146, 60, .12);
    --blue-dim: rgba(56, 189, 248, .10);
    --purple: #a78bfa;
    --sidebar-w: 240px;
    --topbar-h: 56px;
    --radius: 8px;
    --radius-sm: 5px;
    --font-body: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --shadow: 0 2px 12px rgba(0,0,0,.35);
}

html[data-theme="light"] {
    --bg-base: #f1f5f9;
    --bg-surface: #ffffff;
    --bg-card: #ffffff;
    --bg-hover: #e8eef5;
    --border: #d1dde8;
    --border-light: #e2ebf2;
    --text: #1e293b;
    --text-muted: #64748b;
    --text-bright: #0f172a;
    --accent: #0284c7;
    --accent-dim: #1e6fa0;
    --green: #059669;
    --green-dim: rgba(5, 150, 105, .10);
    --red: #dc2626;
    --red-dim: rgba(220, 38, 38, .10);
    --orange: #ea580c;
    --orange-dim: rgba(234, 88, 12, .10);
    --blue-dim: rgba(2, 132, 199, .10);
    --purple: #7c3aed;
    --shadow: 0 2px 12px rgba(0,0,0,.08);
}

html[data-theme="light"] .app-footer {
    background: rgba(241,245,249,.85);
    color: #1e293b;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 15px; }
body {
    font-family: var(--font-body);
    background: var(--bg-base);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre { font-family: var(--font-mono); font-size: .88rem; }
code { background: rgba(56,189,248,.08); padding: 2px 6px; border-radius: 3px; color: var(--accent); }

/* ── Sidebar ── */
.sidebar {
    width: var(--sidebar-w);
    background: var(--bg-surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    transition: width .25s ease, transform .25s ease;
}
.sidebar-brand {
    padding: 20px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-bright);
    border-bottom: 1px solid var(--border);
}
.sidebar-brand i { color: var(--accent); font-size: 1.4rem; }
.sidebar-nav { list-style: none; flex: 1; padding: 12px 8px; }
.sidebar-nav li { margin-bottom: 2px; }
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-weight: 500;
    transition: all .15s;
}
.sidebar-nav a:hover { background: var(--bg-hover); color: var(--text); text-decoration: none; }
.sidebar-nav a.active { background: var(--blue-dim); color: var(--accent); }
.sidebar-nav a i { width: 20px; text-align: center; }
.sidebar-sep {
    display: flex; align-items: center; gap: 8px;
    padding: 14px 14px 4px;
    font-size: .65rem; font-weight: 700; letter-spacing: .1em;
    text-transform: uppercase; color: var(--text-muted); opacity: .45;
    pointer-events: none;
}
.sidebar-sep::before {
    content: ''; flex: 1; height: 1px; background: var(--border);
}
.sidebar-nav-btn {
    display: flex; align-items: center; gap: 12px;
    width: 100%; padding: 10px 14px; border-radius: var(--radius-sm);
    background: none; border: none; cursor: pointer;
    color: var(--text-muted); font-weight: 500; font-size: .9rem;
    font-family: inherit; transition: all .15s; text-align: left;
}
.sidebar-nav-btn:hover { background: var(--bg-hover); color: var(--text); }
.sidebar-nav-btn i { width: 20px; text-align: center; }
/* Platform settings modal */
.modal-overlay {
    position: fixed; inset: 0; z-index: 1000;
    background: rgba(0,0,0,.55); backdrop-filter: blur(3px);
    display: flex; align-items: center; justify-content: center;
}
.modal-overlay.hidden { display: none; }
.modal-box {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); width: 100%; max-width: 520px;
    box-shadow: 0 20px 60px rgba(0,0,0,.4);
}
.modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 22px; border-bottom: 1px solid var(--border);
}
.modal-header h3 { margin: 0; font-size: 1rem; display: flex; align-items: center; gap: 10px; }
.modal-close {
    background: none; border: none; font-size: 1.3rem; cursor: pointer;
    color: var(--text-muted); line-height: 1; padding: 0 4px;
}
.modal-close:hover { color: var(--text); }
.modal-body { padding: 20px 22px; }
.sidebar-footer {
    padding: 12px 8px;
    border-top: 1px solid var(--border);
}
.sidebar-footer a {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 14px; border-radius: var(--radius-sm);
    color: var(--text-muted); font-weight: 500;
    transition: all .15s;
}
.sidebar-footer a:hover { color: var(--red); background: var(--red-dim); text-decoration: none; }
.sidebar-version {
    padding: 4px 14px 2px;
    font-size: .7rem;
    color: var(--text-muted);
    opacity: .35;
    letter-spacing: .04em;
    text-align: center;
}

/* ── App footer (authenticated area) ── */
.app-footer {
    position: fixed;
    bottom: 0;
    left: var(--sidebar-w);
    right: 0;
    padding: 9px 28px;
    border-top: 1px solid var(--border);
    background: rgba(13,17,30,.72);
    backdrop-filter: blur(6px);
    font-size: .72rem;
    color: var(--text-muted);
    opacity: .6;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    z-index: 100;
}
.app-footer a { color: var(--text-muted); transition: color .15s; }
.app-footer a:hover { color: var(--text); text-decoration: none; }
.app-footer-sep { opacity: .3; }

.sidebar-collapsed .sidebar { transform: translateX(-100%); }
.sidebar-collapsed .main-content { margin-left: 0; }
.sidebar-collapsed .app-footer { left: 0; }

/* ── Main content ── */
.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    min-height: 100vh;
    padding-bottom: 44px;
    transition: margin .25s ease;
}
.topbar {
    height: var(--topbar-h);
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}
.menu-toggle {
    background: none; border: none; color: var(--text-muted);
    font-size: 1.1rem; cursor: pointer; padding: 6px;
}
.menu-toggle:hover { color: var(--text); }
.user-badge {
    display: flex; align-items: center; gap: 8px;
    background: var(--bg-hover); padding: 6px 14px;
    border-radius: 20px; font-size: .85rem; color: var(--text-muted);
}

.page-content { padding: 28px 32px; max-width: 1400px; }

/* ── Page header ── */
.page-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 24px;
}
.page-header h1 {
    font-size: 1.5rem; font-weight: 600; color: var(--text-bright);
    display: flex; align-items: center; gap: 12px;
}
.page-header h1 i { color: var(--accent); }

/* ── Stats grid ── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: border-color .2s;
}
.stat-card:hover { border-color: var(--border-light); }
.stat-icon {
    width: 48px; height: 48px;
    border-radius: var(--radius);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
}
.stat-icon.online { background: var(--green-dim); color: var(--green); }
.stat-icon.offline { background: var(--red-dim); color: var(--red); }
.stat-icon.total { background: var(--blue-dim); color: var(--accent); }
.stat-icon.commands { background: var(--orange-dim); color: var(--orange); }
.stat-value { display: block; font-size: 1.8rem; font-weight: 700; color: var(--text-bright); line-height: 1; }
.stat-label { font-size: .82rem; color: var(--text-muted); margin-top: 2px; }

/* ── Cards ── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 20px;
    overflow: hidden;
}
.card-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}
.card-header h2 {
    font-size: 1rem; font-weight: 600; color: var(--text-bright);
    display: flex; align-items: center; gap: 10px;
}
.card-header h2 i { color: var(--accent); }
.card-body { padding: 20px; }

/* ── Tables ── */
.table-responsive { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
    text-align: left; font-size: .78rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: .04em;
    color: var(--text-muted); padding: 10px 14px;
    border-bottom: 1px solid var(--border);
}
tbody td {
    padding: 10px 14px;
    border-bottom: 1px solid rgba(36, 48, 68, .5);
    vertical-align: middle;
}
tbody tr:hover { background: var(--bg-hover); }
.small { font-size: .82rem; color: var(--text-muted); }

/* ── Badges ── */
.badge {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 10px; border-radius: 12px;
    font-size: .78rem; font-weight: 600;
}
.badge-online { background: var(--green-dim); color: var(--green); }
.badge-offline { background: var(--red-dim); color: var(--red); }
.badge-updates { background: var(--orange-dim); color: var(--orange); }
.badge-cmd-pending { background: var(--orange-dim); color: var(--orange); }
.badge-cmd-sent { background: var(--blue-dim); color: var(--accent); }
.badge-cmd-done { background: var(--green-dim); color: var(--green); }
.badge-cmd-error { background: var(--red-dim); color: var(--red); }

/* ── Buttons ── */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 16px; border-radius: var(--radius-sm);
    border: 1px solid var(--border-light);
    background: var(--bg-hover);
    color: var(--text);
    font-family: var(--font-body);
    font-size: .88rem; font-weight: 500;
    cursor: pointer; transition: all .15s;
}
.btn:hover { background: var(--border); color: var(--text-bright); text-decoration: none; }
.btn-sm { padding: 5px 12px; font-size: .82rem; }
.btn-primary {
    background: var(--accent); color: var(--bg-base);
    border-color: var(--accent); font-weight: 600;
}
.btn-primary:hover { background: #5cc8fa; border-color: #5cc8fa; }
.btn-block { width: 100%; justify-content: center; }

/* ── Quick commands ── */
.quick-commands {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 10px;
}
.cmd-btn {
    display: flex; flex-direction: row; align-items: flex-start;
    gap: 11px; padding: 13px 15px;
    background: var(--bg-surface); border: 1px solid var(--border);
    border-radius: 10px;
    cursor: pointer; color: var(--text);
    font-family: var(--font-body);
    text-align: left;
    transition: background .2s, border-color .2s;
}
.cmd-btn:hover { border-color: var(--accent); background: var(--bg-hover); }
.cmd-btn:active { transform: scale(.98); }
.cmd-btn .cmd-icon { color: var(--accent); font-size: 1rem; margin-top: 1px; flex-shrink: 0; width: 16px; }
.cmd-btn .cmd-desc { font-size: .82rem; color: var(--text-muted); line-height: 1.4; }
.cmd-btn.sending { opacity: .5; pointer-events: none; }
.cmd-btn.sent { border-color: var(--green); }
.cmd-btn.sent .cmd-icon { color: var(--green); }

/* Icon-only variant for table row actions */
.cmd-btn--icon {
    flex-direction: row; align-items: center; justify-content: center;
    padding: 7px 10px; gap: 0;
    border-radius: var(--radius-sm);
}
.cmd-btn--icon .fa-cloud-arrow-down { font-size: .9rem; }
.cmd-btn--icon::before { display: none; }

.td-actions {
    white-space: nowrap;
    width: 1%;
}
.td-actions-inner {
    display: flex;
    align-items: center;
    gap: 6px;
}
tr.row-link { cursor: pointer; }
tr.row-link:hover td { background: var(--bg-hover); }

/* ── Agent meta ── */
.agent-meta {
    display: flex; flex-wrap: wrap; gap: 20px;
    margin-bottom: 24px; padding: 16px 20px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius);
}
.agent-meta span {
    display: flex; align-items: center; gap: 8px;
    font-size: .88rem; color: var(--text-muted);
}
.agent-meta i { color: var(--accent); }

/* ── Install command ── */
.install-command {
    position: relative;
    background: var(--bg-base);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin: 16px 0;
    padding: 20px;
}
.install-command pre {
    color: var(--green); font-size: .9rem;
    overflow-x: auto; white-space: pre-wrap;
    word-break: break-all;
}
.install-command .copy-btn {
    position: absolute; top: 10px; right: 10px;
}

.setup-info { margin-top: 24px; }
.setup-info h3 {
    font-size: .95rem; font-weight: 600;
    color: var(--text-bright); margin: 20px 0 10px;
}
.setup-info ul {
    list-style: none; padding: 0;
}
.setup-info li {
    padding: 8px 0; color: var(--text-muted);
    display: flex; align-items: center; gap: 10px;
}
.setup-info li i { color: var(--accent); width: 20px; text-align: center; }

/* ── Config table ── */
.config-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
}
.config-table td:first-child { font-weight: 500; color: var(--text-muted); width: 200px; }
.blur-text { filter: blur(4px); cursor: pointer; transition: filter .2s; }

/* ── Output pre ── */
.output-pre {
    background: var(--bg-base);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px;
    max-height: 300px;
    overflow: auto;
    font-size: .82rem;
    color: var(--text);
    margin-top: 8px;
    white-space: pre-wrap;
}
details summary {
    cursor: pointer;
    color: var(--accent);
    font-size: .82rem;
}

/* ── Empty state ── */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-muted);
}
.empty-state i { font-size: 2.5rem; margin-bottom: 12px; opacity: .3; }
.empty-state p { margin-top: 8px; }

/* ── Login ── */
.login-body {
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh;
    background: var(--bg-base);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(56,189,248,.04) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(167,139,250,.03) 0%, transparent 60%);
}
.login-container { width: 100%; max-width: 420px; padding: 20px; }
.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 36px 32px;
    box-shadow: var(--shadow);
}
.login-brand {
    text-align: center; margin-bottom: 28px;
}
.login-brand i { font-size: 2.2rem; color: var(--accent); }
.login-brand h1 { font-size: 1.5rem; color: var(--text-bright); margin: 8px 0 4px; }
.login-brand p { color: var(--text-muted); font-size: .88rem; }

.form-group { margin-bottom: 18px; }
.form-group label {
    display: block; font-size: .82rem; font-weight: 500;
    color: var(--text-muted); margin-bottom: 6px;
}
.form-group label i { width: 16px; }
.form-group input {
    width: 100%; padding: 10px 14px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-bright);
    font-family: var(--font-body);
    font-size: .95rem;
    transition: border-color .2s;
}
.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(56,189,248,.1);
}

.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    font-size: .88rem;
    display: flex; align-items: center; gap: 10px;
}
.alert-error { background: var(--red-dim); color: var(--red); border: 1px solid rgba(248,113,113,.2); }
.alert-info { background: var(--blue-dim); color: var(--accent); border: 1px solid rgba(56,189,248,.2); }

/* ── Toast notification ── */
.toast {
    position: fixed; bottom: 24px; right: 24px;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--green);
    border-radius: var(--radius);
    color: var(--green);
    font-size: .88rem;
    box-shadow: var(--shadow);
    z-index: 9999;
    animation: slideUp .3s ease;
}
.toast.error { border-color: var(--red); color: var(--red); }
@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* ── Lang switcher ── */
/* Theme toggle button */
.theme-toggle {
    display: flex; align-items: center; justify-content: center;
    width: 34px; height: 34px; border-radius: 50%;
    background: none; border: none; cursor: pointer;
    color: var(--text-muted); font-size: 1rem; transition: all .15s;
}
.theme-toggle:hover { background: var(--bg-hover); color: var(--text); }

.lang-switcher {
    position: relative;
    display: flex;
    align-items: center;
}
.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: .82rem;
    font-weight: 600;
    padding: 6px 12px;
    cursor: pointer;
    transition: background .15s, color .15s, border-color .15s;
    white-space: nowrap;
}
.lang-btn:hover {
    background: var(--bg-surface);
    color: var(--text-bright);
    border-color: var(--accent);
}
.lang-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    padding-top: 6px;
    background: transparent;
    min-width: 140px;
    z-index: 500;
}
.lang-dropdown-inner {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    overflow: hidden;
}
.lang-switcher:hover .lang-dropdown,
.lang-switcher:focus-within .lang-dropdown {
    display: block;
}
.lang-dropdown a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    font-size: .85rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: background .12s, color .12s;
}
.lang-dropdown a:hover,
.lang-dropdown a.active {
    background: var(--bg-surface);
    color: var(--text-bright);
}
.lang-dropdown a.active {
    font-weight: 700;
    color: var(--accent);
}
.lang-flag { font-size: 1rem; }

/* ── User dropdown ── */
.user-dropdown {
    position: relative;
    display: flex;
    align-items: center;
}
.user-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: .85rem;
    font-weight: 600;
    padding: 6px 12px;
    cursor: pointer;
    transition: background .15s, color .15s, border-color .15s;
    white-space: nowrap;
}
.user-badge:hover {
    background: var(--bg-surface);
    color: var(--text-bright);
    border-color: var(--accent);
}
.user-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    padding-top: 6px;
    background: transparent;
    min-width: 160px;
    z-index: 500;
}
.user-dropdown-menu-inner {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    overflow: hidden;
}
.user-dropdown:hover .user-dropdown-menu,
.user-dropdown:focus-within .user-dropdown-menu {
    display: block;
}
.user-dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 10px 14px;
    font-size: .85rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: background .12s, color .12s;
}
.user-dropdown-menu a:hover {
    background: var(--bg-surface);
    color: var(--text-bright);
}
.topbar-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ── Profile page ── */
.profile-grid {
    display: grid;
    gap: 20px;
}
.danger-zone {
    border: 1px solid rgba(248, 113, 113, .35) !important;
}
.danger-zone .card-header h2 {
    color: var(--red);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
@media (max-width: 640px) {
    .form-row { grid-template-columns: 1fr; }
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar-collapsed .sidebar { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .page-content { padding: 16px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .quick-commands { grid-template-columns: 1fr; }
}