/* ==========================================================================
   IP & Domain Tracker Pro — App-Design CSS
   Mobile: Native App | Desktop: Windows 11 Application
   ========================================================================== */

@import url('local_fonts.css');

/* ══════════════════════════════════════════════════════════════════════
   1. DESIGN TOKENS (CSS Custom Properties)
   ══════════════════════════════════════════════════════════════════════ */
:root {
    /* Premium Slate/Navy Theme (OS Edition) */
    --bg-primary: #0b1120;
    --bg-secondary: rgba(30, 41, 59, 0.7);
    --bg-tertiary: rgba(15, 23, 42, 0.8);
    --bg-elevated: rgba(30, 41, 59, 0.95);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #38bdf8;
    --accent-hover: #0ea5e9;
    --accent-glow: rgba(56, 189, 248, 0.35);
    --accent-subtle: rgba(56, 189, 248, 0.1);
    --border: rgba(255, 255, 255, 0.08);
    --border-focus: rgba(56, 189, 248, 0.6);
    --success: #10b981; --success-bg: rgba(16,185,129,.15);
    --warning: #fbbf24; --warning-bg: rgba(251,191,36,.15);
    --danger: #f43f5e;  --danger-bg: rgba(244,63,94,.15);
    --info: #8b5cf6;    --info-bg: rgba(139,92,246,.15);
    --card-bg: rgba(20, 22, 35, 0.5);
    --card-shadow: 0 8px 32px rgba(0,0,0,0.4);
    --card-hover-shadow: 0 12px 48px rgba(0, 242, 254, 0.15);
    --backdrop: blur(24px) saturate(1.8);

    /* Typography */
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI Variable", system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', "Cascadia Code", Consolas, monospace;
    --font-size-base: 16px;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --transition: .2s cubic-bezier(.4,0,.2,1);
    --spacing: 1;

    /* App Shell Sizes */
    --sidebar-w: 260px;
    --header-h: 52px;
    --mobile-bar-h: 56px;
    --mobile-tab-h: 64px;
}

/* ── Light Theme ── */
:root.theme-light {
    --bg-primary: #f8fafc; --bg-secondary: #ffffff; --bg-tertiary: #f1f5f9;
    --bg-elevated: rgba(255,255,255,.9);
    --text-primary: #0f172a; --text-secondary: #475569; --text-muted: #94a3b8;
    --accent: #0284c7; --accent-hover: #0369a1; --accent-glow: rgba(2,132,199,.15);
    --accent-subtle: rgba(2,132,199,.06);
    --border: #e2e8f0; --border-focus: #0284c7;
    --card-bg: #ffffff; --card-shadow: 0 2px 12px rgba(0,0,0,.06);
    --card-hover-shadow: 0 8px 24px rgba(0,0,0,.1);
    --backdrop: none;
    --success: #059669; --warning: #d97706; --danger: #dc2626; --info: #4f46e5;
}

/* ── High Contrast ── */
:root.theme-contrast {
    --bg-primary: #000; --bg-secondary: #000; --bg-tertiary: #111;
    --bg-elevated: #000;
    --text-primary: #fff; --text-secondary: #fff; --text-muted: #ccc;
    --accent: #ff0; --accent-hover: #ff0; --accent-glow: rgba(255,255,0,.35);
    --border: #fff; --border-focus: #ff0;
    --card-bg: #000; --card-shadow: none; --card-hover-shadow: none; --backdrop: none;
    --radius: 0; --radius-sm: 0; --radius-lg: 0; --radius-xl: 0;
    --success: #0f0; --warning: #ff0; --danger: #f00; --info: #0ff;
}

/* ── System (OS preference) ── */
@media (prefers-color-scheme: light) {
    :root.theme-system {
        --bg-primary: #f8fafc; --bg-secondary: #fff; --bg-tertiary: #f1f5f9;
        --bg-elevated: rgba(255,255,255,.9);
        --text-primary: #0f172a; --text-secondary: #475569; --text-muted: #94a3b8;
        --accent: #0284c7; --accent-hover: #0369a1;
        --border: #e2e8f0; --card-bg: #fff; --backdrop: none;
    }
}

/* ── Font sizes ── */
:root.font-small  { --font-size-base: 14px; }
:root.font-normal { --font-size-base: 16px; }
:root.font-large  { --font-size-base: 18px; }
:root.font-xl     { --font-size-base: 20px; }

/* ── Layout density ── */
:root.layout-compact     { --spacing: 0.7; }
:root.layout-normal      { --spacing: 1; }
:root.layout-comfortable { --spacing: 1.4; }

/* ══════════════════════════════════════════════════════════════════════
   2. RESET & BASE
   ══════════════════════════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    font-size: var(--font-size-base);
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(79, 172, 254, 0.08), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(0, 242, 254, 0.08), transparent 25%);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background var(--transition), color var(--transition);
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

/* Slim scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

/* ══════════════════════════════════════════════════════════════════════
   3. ANIMATIONS
   ══════════════════════════════════════════════════════════════════════ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideInLeft {
    from { transform: translateX(-100%); }
    to   { transform: translateX(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: .6; }
}
@keyframes shine {
    to { background-position: 200% center; }
}

/* ══════════════════════════════════════════════════════════════════════
   4. MOBILE: App Bar (Top)
   ══════════════════════════════════════════════════════════════════════ */
.mobile-app-bar {
    display: none;              /* hidden on desktop */
    position: fixed; top: 0; left: 0; right: 0;
    height: var(--mobile-bar-h);
    padding: 0 12px;
    padding-top: env(safe-area-inset-top, 0);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    z-index: 500;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    backdrop-filter: var(--backdrop);
    -webkit-backdrop-filter: var(--backdrop);
}
.app-bar-btn {
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    background: none; border: none; color: var(--text-primary);
    cursor: pointer; border-radius: var(--radius-sm);
    transition: background var(--transition);
}
.app-bar-btn:active { background: var(--accent-subtle); }
.app-bar-title {
    flex: 1; text-align: center;
    font-size: 1.05rem; font-weight: 600;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.app-bar-avatar {
    width: 34px; height: 34px; border-radius: 50%;
    background: var(--accent); color: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
    font-size: .8rem; font-weight: 700;
}

/* ══════════════════════════════════════════════════════════════════════
   5. MOBILE: Slide-Over Drawer
   ══════════════════════════════════════════════════════════════════════ */
.mobile-drawer-backdrop {
    display: none;
    position: fixed; inset: 0; z-index: 600;
    background: rgba(0,0,0,.55);
    backdrop-filter: blur(4px);
    opacity: 0; transition: opacity .25s ease;
    -webkit-tap-highlight-color: transparent;
}
.mobile-drawer-backdrop.visible { display: block; opacity: 1; }

.mobile-drawer {
    display: none;
    position: fixed; top: 0; left: 0; bottom: 0;
    width: min(85vw, 320px); z-index: 700;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    transform: translateX(-100%);
    transition: transform .3s cubic-bezier(.4,0,.2,1);
    overflow-y: auto; -webkit-overflow-scrolling: touch;
    padding-bottom: env(safe-area-inset-bottom, 20px);
}
.mobile-drawer.open { transform: translateX(0); }

.drawer-header {
    padding: 24px 20px 16px;
    display: flex; align-items: center; gap: 12px;
    border-bottom: 1px solid var(--border);
}
.drawer-logo-icon { font-size: 1.75rem; }
.drawer-logo-text {
    font-size: 1.15rem; font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.drawer-user {
    display: flex; align-items: center; gap: 12px;
    padding: 16px 20px; background: var(--accent-subtle);
    margin: 12px; border-radius: var(--radius);
}
.drawer-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--accent); color: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: .9rem; flex-shrink: 0;
}
.drawer-user-name { font-weight: 600; font-size: .95rem; }
.drawer-user-role { font-size: .8rem; color: var(--text-secondary); }

.drawer-nav {
    list-style: none; padding: 8px 12px;
}
.drawer-section-title {
    padding: 16px 12px 6px;
    font-size: .7rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .8px;
    color: var(--text-muted);
}
.drawer-item a {
    display: flex; align-items: center; gap: 14px;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-weight: 500; font-size: .95rem;
    min-height: 48px;
    transition: all var(--transition);
}
.drawer-item a:hover, .drawer-item.active a {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}
.drawer-item.active a { border-left: 3px solid var(--accent); }
.drawer-item-danger a { color: var(--danger); }
.drawer-item-danger a:hover { background: var(--danger-bg); }
.drawer-icon { font-size: 1.2rem; width: 24px; text-align: center; }
.drawer-divider {
    height: 1px; background: var(--border);
    margin: 8px 16px;
}

/* ══════════════════════════════════════════════════════════════════════
   6. MOBILE: Bottom Tab Bar
   ══════════════════════════════════════════════════════════════════════ */
.mobile-tab-bar {
    display: none;              /* hidden on desktop */
    position: fixed; bottom: 0; left: 0; right: 0;
    height: var(--mobile-tab-h);
    padding-bottom: env(safe-area-inset-bottom, 0);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    z-index: 500;
    justify-content: space-around; align-items: stretch;
    backdrop-filter: var(--backdrop);
    -webkit-backdrop-filter: var(--backdrop);
}
.tab-item {
    flex: 1;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 3px;
    color: var(--text-muted);
    font-size: .65rem; font-weight: 500;
    transition: color var(--transition);
    text-decoration: none;
    min-height: 48px;
    -webkit-tap-highlight-color: transparent;
}
.tab-item .tab-icon { stroke: var(--text-muted); transition: stroke var(--transition); }
.tab-item.active { color: var(--accent); }
.tab-item.active .tab-icon { stroke: var(--accent); }
.tab-item:active { opacity: .7; }
.tab-label { font-size: .65rem; letter-spacing: .2px; }

/* ══════════════════════════════════════════════════════════════════════
   7. DESKTOP: Sidebar
   ══════════════════════════════════════════════════════════════════════ */
.sidebar {
    display: none;              /* shown on desktop via media query */
    position: fixed; top: 0; left: 0; bottom: 0;
    width: var(--sidebar-w);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    flex-direction: column; z-index: 100;
    transition: width var(--transition);
}
.sidebar-logo {
    height: var(--header-h);
    padding: 0 20px;
    display: flex; align-items: center; gap: 12px;
    border-bottom: 1px solid var(--border);
}
.logo-icon {
    font-size: 1.6rem;
    filter: drop-shadow(0 0 6px var(--accent-glow));
}
.logo-text {
    font-weight: 700; font-size: 1.1rem;
    letter-spacing: -.3px;
    background: linear-gradient(135deg, #fff 20%, var(--accent) 80%);
    background-size: 200% auto;
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    animation: shine 4s linear infinite;
}
.sidebar-nav {
    flex: 1; padding: calc(12px * var(--spacing)) 10px;
    list-style: none; overflow-y: auto;
    display: flex; flex-direction: column; gap: 2px;
}
.nav-section-title {
    padding: 18px 14px 6px;
    font-size: .68rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .8px;
    color: var(--text-muted);
}
.nav-item {
    position: relative;
    margin-left: 14px;
}
.nav-item::before {
    content: ""; position: absolute; left: 6px; top: 0; bottom: 0;
    border-left: 1px solid var(--border);
    z-index: 1;
}
.nav-item:last-child::before {
    bottom: 50%;
}
.nav-item a {
    position: relative; z-index: 2;
    display: flex; align-items: center; gap: 12px;
    padding: calc(8px * var(--spacing)) 14px calc(8px * var(--spacing)) 28px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-weight: 500; font-size: .9rem;
    transition: all var(--transition);
}
.nav-item a::before {
    content: ""; position: absolute; left: 6px; top: 50%; width: 12px;
    border-top: 1px solid var(--border);
    z-index: 1; transform: translateY(-50%);
}
.nav-item a:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}
.nav-item.active a {
    background: var(--accent-subtle);
    color: var(--accent);
    font-weight: 600;
}
.nav-item.active a::before { border-color: var(--accent); }
.nav-item.active::before { border-color: var(--accent); }
.nav-icon { font-size: 1.15rem; width: 24px; text-align: center; }

/* Sidebar Footer */
.sidebar-footer {
    padding: 12px; border-top: 1px solid var(--border);
}
.user-badge {
    display: flex; align-items: center; gap: 10px;
    padding: 10px; border-radius: var(--radius-sm);
    background: var(--accent-subtle);
}
.user-avatar {
    width: 34px; height: 34px; border-radius: 50%;
    background: var(--accent); color: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: .8rem; flex-shrink: 0;
}
.user-info { overflow: hidden; }
.user-name { font-size: .85rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: .72rem; color: var(--text-secondary); }
/* Sidebar Toggle */
.sidebar-toggle-btn {
    background: none; border: none; color: var(--text-secondary);
    cursor: pointer; padding: 4px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition); margin-left: auto;
}
.sidebar-toggle-btn:hover { color: var(--text-primary); background: var(--bg-tertiary); }

/* Accordion visual polish */
.nav-section-title { 
    transition: color var(--transition); 
    color: var(--text-primary); 
}
.nav-section-title:hover { color: var(--accent); }

/* Command Palette Modal */
.cmd-palette-backdrop {
    display: none; position: fixed; inset: 0; z-index: 9999;
    background: rgba(0,0,0,0.6); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    align-items: flex-start; justify-content: center; padding-top: 12vh;
    opacity: 0; transition: opacity 0.2s ease;
}
.cmd-palette-backdrop.visible { display: flex; opacity: 1; }
.cmd-palette {
    background: var(--bg-secondary); width: 100%; max-width: 600px;
    border-radius: var(--radius-lg); border: 1px solid var(--border);
    box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px var(--border);
    overflow: hidden; transform: scale(0.95); transition: transform 0.2s ease;
}
.cmd-palette-backdrop.visible .cmd-palette { transform: scale(1); }
.cmd-input-wrap {
    display: flex; align-items: center; padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}
.cmd-input-wrap svg { color: var(--accent); width: 20px; height: 20px; }
.cmd-input {
    flex: 1; border: none; background: transparent; color: var(--text-primary);
    font-size: 1.1rem; padding: 0 16px; outline: none; font-family: inherit;
}
.cmd-input::placeholder { color: var(--text-muted); }
.cmd-kbd {
    background: var(--bg-tertiary); border: 1px solid var(--border);
    border-radius: 4px; padding: 2px 6px; font-size: 0.7rem; color: var(--text-muted);
}
.cmd-results { max-height: 400px; overflow-y: auto; padding: 12px; }
.cmd-results-title {
    font-size: 0.7rem; text-transform: uppercase; letter-spacing: 1px;
    color: var(--text-muted); padding: 8px 12px; margin-top: 4px;
}
.cmd-item {
    display: flex; align-items: center; gap: 12px; padding: 12px 16px;
    border-radius: var(--radius-sm); color: var(--text-secondary);
    cursor: pointer; transition: all 0.1s; text-decoration: none;
}
.cmd-item:hover, .cmd-item.selected {
    background: var(--accent-subtle); color: var(--accent);
}
.cmd-item-icon { font-size: 1.2rem; }
.cmd-item-title { flex: 1; font-weight: 500; font-size: 0.95rem; }
.cmd-item-path { font-size: 0.75rem; color: var(--text-muted); }

/* Collapsed sidebar */
.sidebar-collapsed .sidebar { width: 70px; }
@media (min-width: 769px) {
    .sidebar-collapsed .app-container { padding-left: 70px; }
}
.sidebar-collapsed .sidebar .logo-text,
.sidebar-collapsed .sidebar .user-info,
.sidebar-collapsed .sidebar .nav-label,
.sidebar-collapsed .sidebar .nav-section-label,
.sidebar-collapsed .sidebar .section-chevron { display: none !important; }

/* Keep accordion icon centered in collapsed state */
.sidebar-collapsed .sidebar .nav-section-title {
    justify-content: center !important;
    padding: 12px;
}
.sidebar-collapsed .sidebar .nav-section-title .nav-icon {
    margin-right: 0 !important;
}
.sidebar-collapsed .sidebar .sidebar-logo { justify-content: center; padding: 0; }
.sidebar-collapsed .sidebar .logo-icon { display: none; }
.sidebar-collapsed .sidebar .sidebar-toggle-btn { margin-left: 0; transform: rotate(180deg); }
.sidebar-collapsed .sidebar .nav-item { margin-left: 0; }
.sidebar-collapsed .sidebar .nav-item::before,
.sidebar-collapsed .sidebar .nav-item a::before { display: none; }
.sidebar-collapsed .sidebar .nav-item a { justify-content: center; padding: 12px; }

/* ══════════════════════════════════════════════════════════════════════
   8. DESKTOP: Top Header
   ══════════════════════════════════════════════════════════════════════ */
.top-header {
    display: none;              /* shown on desktop */
    height: var(--header-h);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    align-items: center; justify-content: space-between;
    padding: 0 calc(24px * var(--spacing));
}
.header-title { font-size: 1.1rem; font-weight: 600; }
.header-actions { display: flex; align-items: center; gap: 12px; }

/* ══════════════════════════════════════════════════════════════════════
   9. APP CONTAINER & CONTENT
   ══════════════════════════════════════════════════════════════════════ */
.app-container {
    display: flex; min-height: 100vh; min-height: 100dvh;
}
.main-wrapper {
    flex: 1; display: flex; flex-direction: column; min-width: 0;
}
.content-body {
    flex: 1;
    padding: calc(16px * var(--spacing));
    max-width: 1400px; width: 100%;
    margin: 0 auto;
    animation: fadeInUp .35s ease-out;
}

/* ══════════════════════════════════════════════════════════════════════
   10. CARDS
   ══════════════════════════════════════════════════════════════════════ */
.card {
    background: var(--card-bg);
    backdrop-filter: var(--backdrop);
    -webkit-backdrop-filter: var(--backdrop);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    margin-bottom: calc(20px * var(--spacing));
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.card:hover {
    border-color: rgba(0, 242, 254, 0.2);
    box-shadow: var(--card-hover-shadow);
}
.card-header {
    padding: calc(14px * var(--spacing)) calc(18px * var(--spacing));
    border-bottom: 1px solid var(--border);
    font-weight: 600; font-size: .95rem;
    display: flex; align-items: center; justify-content: space-between;
}
.card-body { padding: calc(18px * var(--spacing)); }
.card-footer {
    padding: calc(12px * var(--spacing)) calc(18px * var(--spacing));
    border-top: 1px solid var(--border);
    background: var(--accent-subtle);
}

/* ══════════════════════════════════════════════════════════════════════
   11. WIDGETS
   ══════════════════════════════════════════════════════════════════════ */
.widget {
    display: flex; align-items: center; gap: 16px;
    padding: calc(18px * var(--spacing));
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: box-shadow var(--transition), transform var(--transition);
}
.widget-icon {
    width: 48px; height: 48px; border-radius: var(--radius);
    background: var(--bg-tertiary); color: var(--accent);
    font-size: 1.4rem;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.widget-details { flex: 1; min-width: 0; }
.widget-title {
    font-size: .75rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: .5px;
    color: var(--text-secondary); margin-bottom: 4px;
}
.widget-value { font-size: 1.5rem; font-weight: 700; }

/* ══════════════════════════════════════════════════════════════════════
   12. GRIDS
   ══════════════════════════════════════════════════════════════════════ */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(16px * var(--spacing)); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: calc(16px * var(--spacing)); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(16px * var(--spacing)); }

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

/* ══════════════════════════════════════════════════════════════════════
   13. FORMS
   ══════════════════════════════════════════════════════════════════════ */
.form-group { margin-bottom: calc(18px * var(--spacing)); }
.form-group label {
    display: block; margin-bottom: 6px;
    font-size: .85rem; font-weight: 500; color: var(--text-secondary);
}
.form-control {
    width: 100%;
    padding: calc(12px * var(--spacing)) 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit; font-size: .95rem;
    min-height: 48px;
    transition: border-color var(--transition), box-shadow var(--transition);
    -webkit-appearance: none;
}
.form-control:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-control::placeholder { color: var(--text-muted); }
select.form-control { cursor: pointer; }

/* ══════════════════════════════════════════════════════════════════════
   14. BUTTONS
   ══════════════════════════════════════════════════════════════════════ */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: calc(12px * var(--spacing)) calc(20px * var(--spacing));
    font-size: .9rem; font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer; font-family: inherit;
    min-height: 44px;
    transition: all var(--transition);
    -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(.97); }
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: #000;
    box-shadow: 0 4px 15px var(--accent-glow);
    border: none;
}
.btn-primary:hover {
    box-shadow: 0 6px 25px var(--accent-glow);
    transform: translateY(-1px);
}
.btn-secondary {
    background: var(--bg-tertiary); color: var(--text-primary);
    border-color: var(--border);
}
.btn-secondary:hover { background: var(--border); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { box-shadow: 0 0 20px var(--danger-bg); }

/* ══════════════════════════════════════════════════════════════════════
   15. TABLES
   ══════════════════════════════════════════════════════════════════════ */
.table-responsive { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table { width: 100%; border-collapse: collapse; text-align: left; }
.table th, .table td {
    padding: calc(12px * var(--spacing)) 14px;
    border-bottom: 1px solid var(--border);
}
.table th {
    font-weight: 600; font-size: .82rem;
    color: var(--text-secondary); background: var(--accent-subtle);
    text-transform: uppercase; letter-spacing: .4px;
}
.table tbody tr { transition: background var(--transition); }
.table tbody tr:hover { background: var(--accent-subtle); }

/* ══════════════════════════════════════════════════════════════════════
   16. ALERTS & BADGES
   ══════════════════════════════════════════════════════════════════════ */
.alert {
    padding: 14px 16px;
    border-radius: var(--radius);
    border: 1px solid transparent;
    margin-bottom: calc(16px * var(--spacing));
    display: flex; align-items: center; gap: 12px;
    font-size: .9rem;
    animation: fadeIn .3s ease;
}
.alert-success { background: var(--success-bg); border-color: var(--success); color: var(--success); }
.alert-warning { background: var(--warning-bg); border-color: var(--warning); color: var(--warning); }
.alert-danger  { background: var(--danger-bg);  border-color: var(--danger);  color: var(--danger); }

.badge {
    display: inline-flex; align-items: center;
    padding: 3px 10px; border-radius: 20px;
    font-size: .7rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: .3px;
}
.badge-success { background: var(--success-bg); color: var(--success); border: 1px solid var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); border: 1px solid var(--warning); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger);  border: 1px solid var(--danger); }
.badge-info    { background: var(--info-bg);    color: var(--info);    border: 1px solid var(--info); }
.badge-critical { background: var(--danger); color: var(--bg); border: 1px solid var(--danger); }

/* ══════════════════════════════════════════════════════════════════════
   17. LOGIN PAGE
   ══════════════════════════════════════════════════════════════════════ */
.login-page {
    background: linear-gradient(160deg, #050810 0%, #0b0f19 40%, #0f1b35 100%);
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh; min-height: 100dvh;
    padding: 20px;
    padding-top: calc(20px + env(safe-area-inset-top, 0px));
    padding-bottom: calc(20px + env(safe-area-inset-bottom, 0px));
}
.login-container { width: 100%; max-width: 420px; }
.login-logo {
    text-align: center; margin-bottom: 32px;
    animation: fadeInUp .5s ease-out;
}
.login-logo .logo-icon {
    font-size: 3.5rem; display: block; margin-bottom: 12px;
    filter: drop-shadow(0 0 24px var(--accent-glow));
}
.login-logo .logo-text {
    font-size: 1.6rem; display: inline-block;
}
.login-page .card {
    animation: fadeInUp .5s ease-out .1s both;
}
.login-page .btn-primary {
    width: 100%; min-height: 50px; font-size: 1rem;
    margin-top: 8px;
}

/* ══════════════════════════════════════════════════════════════════════
   18. ERROR PAGES
   ══════════════════════════════════════════════════════════════════════ */
.error-page {
    background: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh; min-height: 100dvh; padding: 20px;
}
.error-container { max-width: 480px; width: 100%; text-align: center; }
.error-container.border-danger { border-color: var(--danger); }
.error-container.border-warning { border-color: var(--warning); }
.error-container .card-header {
    justify-content: center; gap: 8px; font-size: 1.15rem;
}
.error-container p { margin-bottom: 20px; color: var(--text-secondary); }
.error-container .actions { margin-top: 8px; }

/* ══════════════════════════════════════════════════════════════════════
   19. RESPONSIVE: MOBILE FIRST (< 768px)
   ══════════════════════════════════════════════════════════════════════ */
@media (max-width: 767px) {
    /* Show mobile elements */
    .mobile-app-bar { display: flex; }
    .mobile-tab-bar { display: flex; }
    .mobile-drawer  { display: block; }

    /* Cmd Palette Mobile */
    .cmd-palette-backdrop { padding-top: 5vh; }
    .cmd-palette { margin: 16px; max-height: 85vh; display: flex; flex-direction: column; }
    .cmd-results { flex: 1; overflow-y: auto; padding: 8px; }
    .cmd-input-wrap { padding: 12px 14px; }

    /* Hide desktop elements */
    .sidebar    { display: none !important; }
    .top-header { display: none !important; }

    /* Content adjusts for fixed bars */
    .content-body {
        padding-top: calc(var(--mobile-bar-h) + 12px + env(safe-area-inset-top, 0px));
        padding-bottom: calc(var(--mobile-tab-h) + 12px + env(safe-area-inset-bottom, 0px));
        padding-left: 12px;
        padding-right: 12px;
    }

    /* Full-width cards */
    .card { border-radius: var(--radius); }
    .widget { border-radius: var(--radius); }

    /* Stack grids */
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 12px; }

    /* Card-view tables */
    .table-responsive-cards .table,
    .table-responsive-cards .table thead,
    .table-responsive-cards .table tbody,
    .table-responsive-cards .table th,
    .table-responsive-cards .table td,
    .table-responsive-cards .table tr { display: block; }
    .table-responsive-cards .table thead { display: none; }
    .table-responsive-cards .table tr {
        margin-bottom: 12px;
        background: var(--bg-secondary);
        border: 1px solid var(--border);
        border-radius: var(--radius);
        padding: 12px;
    }
    .table-responsive-cards .table td {
        border-bottom: 1px solid var(--border);
        padding: 10px 12px 10px 45%;
        position: relative; text-align: right;
        min-height: 44px;
    }
    .table-responsive-cards .table td:last-child { border-bottom: none; }
    .table-responsive-cards .table td::before {
        content: attr(data-label);
        position: absolute; left: 12px; width: 40%;
        font-weight: 600; text-align: left;
        color: var(--text-secondary); font-size: .82rem;
    }

    /* Login mobile full-height */
    .login-page { padding: 16px; align-items: flex-start; padding-top: 15vh; }
    .login-container { max-width: 100%; }
}

/* ══════════════════════════════════════════════════════════════════════
   20. RESPONSIVE: DESKTOP (>= 768px)
   ══════════════════════════════════════════════════════════════════════ */
@media (min-width: 768px) {
    /* Show desktop elements */
    .sidebar    { display: flex; flex-direction: column; }
    .top-header { display: flex; }

    /* Main content offset by sidebar */
    .app-container { padding-left: var(--sidebar-w); }

    /* Content padding */
    .content-body { padding: calc(24px * var(--spacing)); }

    /* Desktop card hover lift */
    .card:hover {
        transform: translateY(-2px);
    }
    .widget:hover {
        box-shadow: var(--card-hover-shadow);
        transform: translateY(-2px);
        border-color: rgba(0, 242, 254, 0.2);
    }
}

/* ══════════════════════════════════════════════════════════════════════
   21. LARGE DESKTOP: Windows App Frame (>= 1440px)
   ══════════════════════════════════════════════════════════════════════ */
@media (min-width: 1440px) {
    body {
        display: flex; align-items: flex-start; justify-content: center;
        padding: 16px; min-height: 100vh;
        background: #060910;
    }
    .app-container {
        max-width: 1500px; width: 100%;
        border: 1px solid var(--border);
        border-radius: var(--radius-xl);
        overflow: hidden;
        box-shadow: 0 8px 40px rgba(0,0,0,.5);
        min-height: calc(100vh - 32px);
    }
    .sidebar { border-radius: var(--radius-xl) 0 0 var(--radius-xl); }
}

/* ══════════════════════════════════════════════════════════════════════
   22. PWA STANDALONE MODE
   ══════════════════════════════════════════════════════════════════════ */
@media (display-mode: standalone) {
    .mobile-app-bar {
        padding-top: env(safe-area-inset-top, 20px);
        height: calc(var(--mobile-bar-h) + env(safe-area-inset-top, 20px));
    }
    .login-page { padding-top: calc(env(safe-area-inset-top, 20px) + 15vh); }
}

/* ══════════════════════════════════════════════════════════════════════
   23. OS WEB-APP EXPERIENCE (APPLE DESIGN LAUNCHER)
   ══════════════════════════════════════════════════════════════════════ */
.os-desktop {
    position: relative;
    min-height: 100%;
    /* iOS-like background blur if there's a wallpaper */
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: calc(40px * var(--spacing)) 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.os-desktop-wallpaper {
    position: fixed;
    inset: 0;
    z-index: -1;
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
}
.os-app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 25px 20px;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    justify-items: center;
}
.os-app {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    width: 80px;
}
.os-app:hover {
    transform: scale(1.08);
}
.os-app:active {
    transform: scale(0.95);
}
.os-app-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px; /* Squircle approximation */
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    box-shadow: 0 8px 16px rgba(0,0,0,0.3), inset 0 1px 1px rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--text-primary);
    position: relative;
    overflow: hidden;
}
.os-app-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, transparent 50%);
    border-radius: inherit;
    pointer-events: none;
}
/* Farben für Apps */
.os-app-dmarc .os-app-icon { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.os-app-reputation .os-app-icon { background: linear-gradient(135deg, #10b981, #047857); }
.os-app-soc .os-app-icon { background: linear-gradient(135deg, #ef4444, #b91c1c); }
.os-app-admin .os-app-icon { background: linear-gradient(135deg, #64748b, #334155); }
.os-app-settings .os-app-icon { background: linear-gradient(135deg, #8b5cf6, #5b21b6); }

.os-app-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: #fff;
    text-align: center;
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
}

/* Folder */
.os-folder-icon {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 4px;
    padding: 10px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.os-folder-mini-app {
    width: 100%;
    height: 100%;
    border-radius: 4px;
    background: rgba(255,255,255,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
}

/* Glass Modal für Ordner */
.os-folder-modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.os-folder-modal-backdrop.visible {
    display: flex;
    opacity: 1;
}
.os-folder-modal {
    width: 90%;
    max-width: 400px;
    transform: scale(0.8);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.os-folder-modal-backdrop.visible .os-folder-modal {
    transform: scale(1);
}
.os-folder-title {
    color: #fff;
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 30px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

/* Live Widgets auf dem Homescreen */
.os-widget-row {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
    width: 100%;
    max-width: 800px;
    justify-content: center;
    flex-wrap: wrap;
}
.os-widget {
    background: rgba(30, 41, 59, 0.65);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 24px;
    padding: 20px;
    width: 340px;
    min-height: 160px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    color: #fff;
    text-decoration: none;
    transition: transform 0.2s;
}
.os-widget:hover { transform: scale(1.02); }
.os-widget-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}
.os-widget-icon { color: var(--accent); }
.os-widget-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.os-widget-value {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 4px;
}
.os-widget-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Hide original Dashboard wrapper if we are on OS Desktop */
.is-os-desktop .app-container {
    display: block;
    border: none;
    box-shadow: none;
    padding: 0 !important;
    background: transparent;
}
.is-os-desktop .sidebar { display: none !important; }
.is-os-desktop .top-header { display: none !important; }
.is-os-desktop .content-body {
    padding: 0;
    max-width: 100%;
    min-height: 100vh;
}
.is-os-desktop .mobile-app-bar { display: none !important; }

/* ══════════════════════════════════════════════════════════════════════
   24. MAC-STYLE BOTTOM OS DOCK
   ══════════════════════════════════════════════════════════════════════ */
.os-dock-wrapper {
    position: fixed;
    bottom: 20px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    pointer-events: none;
    z-index: 1000;
}
.os-dock {
    display: flex;
    gap: 15px;
    padding: 12px 20px;
    background: rgba(30, 41, 59, 0.65);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    pointer-events: auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    align-items: flex-end;
}
.os-dock-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #fff;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.os-dock-icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background: rgba(255,255,255,0.1);
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.os-dock-item:hover {
    transform: translateY(-10px);
}
.os-dock-item:hover .os-dock-icon {
    transform: scale(1.3);
}
.os-dock-label {
    position: absolute;
    top: -30px;
    background: rgba(0,0,0,0.8);
    padding: 4px 10px;
    border-radius: 10px;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
    backdrop-filter: blur(5px);
}
.os-dock-item:hover .os-dock-label {
    opacity: 1;
}

/* Mobile Optimizations for OS Desktop & Dock */
@media (max-width: 768px) {
    .os-desktop {
        padding: 20px 10px;
    }
    .os-widget-row {
        gap: 15px;
    }
    .os-widget {
        width: 100%;
        min-height: 120px;
    }
    .os-app-grid {
        grid-template-columns: repeat(auto-fill, minmax(75px, 1fr));
        gap: 20px 15px;
    }
    .os-app {
        width: 70px;
    }
    .os-app-icon {
        width: 56px;
        height: 56px;
        font-size: 24px;
        border-radius: 16px;
    }
    
    /* Hide the OS Dock on mobile because we use the native mobile-tab-bar instead */
    .os-dock-wrapper {
        display: none !important;
    }
}