/* ============================================================
   Engrm Design System — Apple Glass / Frosted Glassmorphism
   Standalone dark-theme CSS for the Engrm dashboard
   ============================================================ */

/* ----- Variables ----- */
:root {
  --primary: #00d4ff;
  --primary-dim: rgba(0, 212, 255, 0.15);
  --primary-glow: rgba(0, 212, 255, 0.25);
  --secondary: #7b2cbf;
  --secondary-dim: rgba(123, 44, 191, 0.15);
  --bg-dark: #06060e;
  --bg-mid: #0c0c1e;
  --bg-card: rgba(255, 255, 255, 0.035);
  --bg-card-hover: rgba(255, 255, 255, 0.055);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glass-strong: rgba(255, 255, 255, 0.12);
  --text-primary: #f0f0f5;
  --text-secondary: rgba(240, 240, 245, 0.55);
  --text-tertiary: rgba(240, 240, 245, 0.35);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --sidebar-width: 228px;
  --transition: 0.2s ease;
}


/* ----- Reset & Base ----- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse 80% 50% at 20% 0%, rgba(0, 212, 255, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 100%, rgba(123, 44, 191, 0.03) 0%, transparent 60%);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: opacity var(--transition);
}

a:hover {
  opacity: 0.8;
}


/* ----- Glass Cards ----- */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow:
    0 0 0 0.5px rgba(255, 255, 255, 0.04) inset,
    0 2px 8px rgba(0, 0, 0, 0.3),
    0 8px 32px rgba(0, 0, 0, 0.2);
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.glass:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glass-strong);
}


/* ----- Dashboard Layout ----- */
.dashboard {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: 100vh;
}

.main {
  grid-column: 2;
  padding: 36px 40px;
  overflow-y: auto;
  max-height: 100vh;
}


/* ----- Sidebar ----- */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 24px 14px;
  background: rgba(12, 12, 30, 0.65);
  backdrop-filter: blur(32px) saturate(1.3);
  -webkit-backdrop-filter: blur(32px) saturate(1.3);
  border-right: 1px solid var(--border-glass);
  z-index: 100;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 10px 20px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border-glass);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-primary);
}

.sidebar-logo img,
.sidebar-logo svg {
  width: 24px;
  height: 24px;
}

.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  text-decoration: none;
}

.nav-item:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
  opacity: 1;
}

.nav-item.active {
  color: var(--primary);
  background: var(--primary-dim);
  border-color: rgba(0, 212, 255, 0.08);
}

.nav-item svg,
.nav-item .nav-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

.nav-item.active svg,
.nav-item.active .nav-icon {
  opacity: 1;
}

.sidebar-user {
  margin-top: auto;
  padding: 14px 10px 0;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--primary-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  flex-shrink: 0;
}

.sidebar-user-info {
  overflow: hidden;
}

.sidebar-user-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-email {
  font-size: 11px;
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}


/* ----- Page Structure ----- */
.page-header {
  margin-bottom: 32px;
}

.page-title {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.page-sub {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 6px;
}


/* ----- Stats Grid ----- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  padding: 20px;
  background: var(--bg-card);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow:
    0 0 0 0.5px rgba(255, 255, 255, 0.04) inset,
    0 2px 8px rgba(0, 0, 0, 0.3),
    0 8px 32px rgba(0, 0, 0, 0.2);
  transition: background var(--transition), border-color var(--transition);
}

.stat-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glass-strong);
}

.stat-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.1;
}

.stat-sub {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 6px;
}

.stat-progress {
  margin-top: 12px;
  height: 4px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 2px;
  overflow: hidden;
}

.stat-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
  transition: width 0.4s ease;
}


/* ----- Heatmap (GitHub-style, Cyan) ----- */
.heatmap-wrap {
  padding: 20px;
  margin-bottom: 28px;
  overflow-x: auto;
}

.heatmap-wrap .page-sub {
  margin-bottom: 14px;
}

.heatmap-container {
  display: flex;
  gap: 6px;
}

.heatmap-days {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 20px;
  font-size: 10px;
  color: var(--text-tertiary);
  user-select: none;
}

.heatmap-days span {
  height: 14px;
  line-height: 14px;
}

.heatmap-inner {
  flex: 1;
  min-width: 0;
}

.heatmap-months {
  display: flex;
  gap: 3px;
  font-size: 10px;
  color: var(--text-tertiary);
  margin-bottom: 4px;
  user-select: none;
}

.heatmap-months span {
  flex: 1;
  text-align: center;
}

.heatmap-grid {
  display: grid;
  grid-template-rows: repeat(7, 14px);
  grid-auto-columns: 14px;
  grid-auto-flow: column;
  gap: 3px;
}

.heatmap-cell {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  transition: outline var(--transition), transform var(--transition);
}

.heatmap-cell:hover {
  outline: 1px solid rgba(255, 255, 255, 0.2);
  outline-offset: 1px;
  transform: scale(1.15);
}

.heatmap-cell[data-level="0"] { background: rgba(255, 255, 255, 0.04); }
.heatmap-cell[data-level="1"] { background: rgba(0, 212, 255, 0.15); }
.heatmap-cell[data-level="2"] { background: rgba(0, 212, 255, 0.35); }
.heatmap-cell[data-level="3"] { background: rgba(0, 212, 255, 0.55); }
.heatmap-cell[data-level="4"] { background: rgba(0, 212, 255, 0.85); }

.heatmap-legend {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 10px;
  font-size: 11px;
  color: var(--text-tertiary);
  justify-content: flex-end;
}

.heatmap-legend span {
  margin-right: 4px;
}

.heatmap-legend .heatmap-cell {
  cursor: default;
}

.heatmap-legend .heatmap-cell:hover {
  outline: none;
  transform: none;
}


/* ----- Tables ----- */
.glass-table {
  padding: 0;
  overflow: hidden;
  margin-bottom: 28px;
  background: var(--bg-card);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow:
    0 0 0 0.5px rgba(255, 255, 255, 0.04) inset,
    0 2px 8px rgba(0, 0, 0, 0.3),
    0 8px 32px rgba(0, 0, 0, 0.2);
}

.glass-table .table-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-glass);
  font-size: 15px;
  font-weight: 600;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th {
  text-align: left;
  padding: 10px 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  border-bottom: 1px solid var(--border-glass);
  background: rgba(255, 255, 255, 0.015);
}

.data-table td {
  padding: 12px 20px;
  font-size: 13px;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.data-table tbody tr {
  transition: background var(--transition);
}

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}


/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-card);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  user-select: none;
}

.btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glass-strong);
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-color: transparent;
  color: #fff;
  font-weight: 600;
  box-shadow: 0 2px 12px rgba(0, 212, 255, 0.2);
}

.btn-primary:hover {
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.35);
  border-color: transparent;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  filter: brightness(1.1);
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border-color: transparent;
}

.btn-danger {
  color: #ff4d6a;
  border-color: rgba(255, 77, 106, 0.2);
}

.btn-danger:hover {
  background: rgba(255, 77, 106, 0.08);
  border-color: rgba(255, 77, 106, 0.35);
}

.btn-sm {
  padding: 5px 12px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}


/* ----- Forms ----- */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-tertiary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(0, 212, 255, 0.4);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.08);
}


/* ----- Modals ----- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  width: 90%;
  max-width: 480px;
  padding: 28px;
  background: rgba(16, 16, 36, 0.92);
  backdrop-filter: blur(32px) saturate(1.3);
  -webkit-backdrop-filter: blur(32px) saturate(1.3);
  border: 1px solid var(--border-glass-strong);
  border-radius: var(--radius-xl);
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.5);
  transform: translateY(8px) scale(0.98);
  transition: transform 0.25s ease;
}

.modal-backdrop.active .modal {
  transform: translateY(0) scale(1);
}

.modal-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--border-glass);
}


/* ----- Key Flash Banner ----- */
.key-flash {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  margin-bottom: 24px;
  background: rgba(0, 212, 255, 0.06);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--primary);
  font-family: "SF Mono", "Fira Code", "Cascadia Code", monospace;
  word-break: break-all;
}

.key-flash .key-flash-label {
  font-family: inherit;
  font-weight: 600;
  white-space: nowrap;
  color: var(--text-primary);
}


/* ----- Scope Badges ----- */
.scope-badge {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 500;
  color: var(--primary);
  background: var(--primary-dim);
  border-radius: 999px;
  letter-spacing: 0.02em;
  vertical-align: middle;
}


/* ----- Toast (rendered by JS, styled here) ----- */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 18px;
  background: rgba(16, 16, 36, 0.92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-glass-strong);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--text-primary);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  transform: translateX(120%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.show {
  transform: translateX(0);
}

.toast-success {
  border-left: 3px solid #34d399;
}

.toast-error {
  border-left: 3px solid #ff4d6a;
}


/* ----- Auth Pages ----- */
.auth-card {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  padding: 36px 32px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.auth-card .page-title {
  text-align: center;
  margin-bottom: 6px;
}

.auth-card .page-sub {
  text-align: center;
  margin-bottom: 28px;
}

.auth-card .btn-primary {
  width: 100%;
  padding: 12px;
  font-size: 15px;
}


/* ----- Empty States ----- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  text-align: center;
  color: var(--text-tertiary);
}

.empty-state svg,
.empty-state .empty-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.empty-state p {
  font-size: 14px;
  max-width: 280px;
  line-height: 1.6;
}


/* ----- Status Dots ----- */
.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  vertical-align: middle;
  margin-right: 6px;
}

.dot-green {
  background: #34d399;
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.4);
}

.dot-grey {
  background: rgba(255, 255, 255, 0.2);
}


/* ----- Plan Badge ----- */
.plan-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary-dim), var(--secondary-dim));
  color: var(--primary);
  border: 1px solid rgba(0, 212, 255, 0.1);
}

.plan-free {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-tertiary);
  border-color: var(--border-glass);
}


/* ----- Sidebar Bottom & User ----- */
.sidebar-bottom {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-glass);
}

.sidebar-email {
  font-size: 12px;
  color: var(--text-tertiary);
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 4px 0;
}

.btn-logout {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-logout:hover {
  background: rgba(255, 77, 106, 0.08);
  border-color: rgba(255, 77, 106, 0.2);
  color: #ff4d6a;
}


/* ----- Section / Content Areas ----- */
.section {
  margin-bottom: 28px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.section-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}


/* ----- Dim nav items (coming soon) ----- */
.nav-item.dim {
  opacity: 0.4;
}

.nav-item.dim:hover {
  opacity: 0.6;
}


/* ----- Progress Bars ----- */
.progress-bar {
  margin-top: 12px;
  height: 4px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
  transition: width 0.4s ease;
}

.progress-fill.warn {
  background: linear-gradient(90deg, #f59e0b, #f97316);
}

.progress-fill.danger {
  background: linear-gradient(90deg, #ef4444, #ff4d6a);
}


/* ----- Key Flash Banner extras ----- */
.key-flash-value {
  flex: 1;
  word-break: break-all;
  font-family: "SF Mono", "Fira Code", "Cascadia Code", monospace;
  font-size: 13px;
}

.key-flash-hint {
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  cursor: pointer;
}


/* ----- Command Box ----- */
.cmd-box {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: "SF Mono", "Fira Code", "Cascadia Code", monospace;
  font-size: 13px;
  color: var(--primary);
  word-break: break-all;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: border-color var(--transition);
}

.cmd-box:hover {
  border-color: var(--primary);
}

.copy-hint {
  font-size: 11px;
  color: var(--text-tertiary);
  white-space: nowrap;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}


/* ----- Scope Checks (modal) ----- */
.scope-checks {
  display: flex;
  gap: 16px;
}

.scope-checks label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
}

.scope-checks input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--primary);
}


/* ----- Modal Error ----- */
.modal-error {
  font-size: 13px;
  color: #ff4d6a;
  min-height: 18px;
  margin-top: 8px;
}


/* ----- Profile Section ----- */
.profile-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--primary-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  flex-shrink: 0;
}

.profile-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-glass);
}

.profile-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.profile-meta {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.settings-grid {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 14px 24px;
  font-size: 14px;
  align-items: center;
}

.settings-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.settings-value {
  color: var(--text-primary);
}

.settings-value.mono {
  font-family: "SF Mono", "Fira Code", monospace;
  font-size: 13px;
}

.danger-zone {
  border-color: rgba(255, 77, 106, 0.2);
}

.danger-zone:hover {
  border-color: rgba(255, 77, 106, 0.3);
}


/* ----- Responsive ----- */
@media (max-width: 768px) {
  .dashboard {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    left: -100%;
    transition: left 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 4px 0 32px rgba(0, 0, 0, 0.5);
  }

  .sidebar.open {
    left: 0;
  }

  .main {
    grid-column: 1;
    padding: 24px 18px;
    max-height: none;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .modal {
    width: 95%;
    padding: 22px;
  }

  .auth-card {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    margin: 60px auto;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}