@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ── Variables ─────────────────────────────────────────── */
:root {
  --bg:           #070f25;
  --bg-deep:      #050b1c;
  --bg-card:      rgba(10, 22, 55, 0.82);
  --bg-card-solid:#0b1836;
  --bg-sidebar:   rgba(5, 11, 28, 0.96);
  --bg-input:     rgba(7, 15, 38, 0.9);
  --border:       rgba(74, 144, 255, 0.18);
  --border-focus: rgba(74, 144, 255, 0.55);
  --text:         #ddeaff;
  --text-muted:   #5c82ba;
  --accent:       #1166f4;
  --accent-light: #2f82ff;
  --accent-dark:  #0d4fc4;
  --accent-glow:  rgba(17, 102, 244, 0.35);
  --success:      #00cc88;
  --warning:      #f5a623;
  --danger:       #ff4d4d;
  --radius:       12px;
  --radius-pill:  50px;
  --sidebar-w:    250px;
  --shadow:       0 8px 40px rgba(0, 10, 60, 0.5);
  --card-blur:    blur(18px);
  --glow-blue:    0 0 30px rgba(17,102,244,.25);
}

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

html, body {
  height: 100%;
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
}

body {
  background:
    radial-gradient(ellipse 80% 60% at 70% 10%, rgba(17,102,244,.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 10% 80%, rgba(17,102,244,.07) 0%, transparent 50%),
    linear-gradient(160deg, #070f25 0%, #050b1c 50%, #08132e 100%);
  background-attachment: fixed;
}

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

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: rgba(17,102,244,.4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ── Particle canvas (global BG) ───────────────────────── */
#particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .6;
}

/* ── App layout ────────────────────────────────────────── */
.app {
  display: flex;
  height: 100vh;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

/* ── Sidebar ───────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow-y: auto;
  backdrop-filter: var(--card-blur);
  position: relative;
  z-index: 10;
}

.sidebar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(17,102,244,.06) 0%, transparent 40%);
  pointer-events: none;
}

.sidebar-logo {
  padding: 22px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}
.sidebar-logo .logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: #fff;
  box-shadow: var(--glow-blue);
  flex-shrink: 0;
}
.sidebar-logo .logo-text { font-size: 15px; font-weight: 700; color: #fff; letter-spacing: .01em; }
.sidebar-logo .logo-sub  { font-size: 11px; color: var(--text-muted); margin-top: 1px; }

.sidebar-nav { flex: 1; padding: 14px 0; }

.nav-section {
  padding: 8px 20px 4px;
  font-size: 10px;
  font-weight: 600;
  color: rgba(74,144,255,.5);
  text-transform: uppercase;
  letter-spacing: .1em;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all .18s;
  font-size: 13.5px;
  border-left: 2px solid transparent;
  position: relative;
}
.nav-link:hover {
  color: var(--text);
  background: rgba(17,102,244,.08);
  text-decoration: none;
}
.nav-link.active {
  color: var(--accent-light);
  background: rgba(17,102,244,.12);
  border-left-color: var(--accent);
}
.nav-link.active::after {
  content: '';
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 20px;
  background: var(--accent);
  border-radius: 2px 0 0 2px;
  opacity: .6;
}
.nav-link i { width: 16px; text-align: center; }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
}
.sidebar-user {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.sidebar-user span { color: var(--text); font-weight: 600; }

/* ── Main content ──────────────────────────────────────── */
.main-content {
  flex: 1;
  overflow-y: auto;
  padding: 30px 36px;
  position: relative;
}

/* ── Page header ───────────────────────────────────────── */
.page-header {
  margin-bottom: 28px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.page-title { font-size: 24px; font-weight: 700; color: #fff; }
.page-subtitle { color: var(--text-muted); font-size: 13px; margin-top: 4px; }

/* ── Stats grid ────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  backdrop-filter: var(--card-blur);
  position: relative;
  overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}
.stat-card:hover { border-color: var(--border-focus); box-shadow: var(--glow-blue); }
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.stat-label { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.stat-value { font-size: 28px; font-weight: 700; color: #fff; }
.stat-value.accent  { color: var(--accent-light); text-shadow: 0 0 20px var(--accent-glow); }
.stat-value.success { color: var(--success); }
.stat-value.warning { color: var(--warning); }

/* ── Card ──────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: var(--card-blur);
  overflow: hidden;
  transition: border-color .2s;
}
.card:hover { border-color: rgba(74,144,255,.28); }

.card-header {
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-title i { color: var(--accent-light); }
.card-body { padding: 22px; }

/* ── Table ─────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }

thead th {
  padding: 11px 16px;
  text-align: left;
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: rgba(74,144,255,.7);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  background: rgba(7,15,38,.3);
}

tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(74,144,255,.06);
  vertical-align: middle;
  color: var(--text);
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: rgba(17,102,244,.05); }

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s;
  font-family: inherit;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn:disabled { opacity: .45; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover:not(:disabled) {
  box-shadow: 0 6px 28px rgba(17,102,244,.55);
  transform: translateY(-1px);
}
.btn-primary:active:not(:disabled) { transform: translateY(0); }

.btn-outline {
  background: rgba(17,102,244,.08);
  color: var(--text);
  border-color: var(--border);
}
.btn-outline:hover:not(:disabled) {
  background: rgba(17,102,244,.15);
  border-color: var(--border-focus);
  color: #fff;
}

.btn-danger  { background: rgba(255,77,77,.1); color: var(--danger); border-color: rgba(255,77,77,.3); }
.btn-danger:hover:not(:disabled) { background: var(--danger); color: #fff; border-color: var(--danger); }

.btn-success { background: linear-gradient(135deg, #008855, var(--success)); color: #fff; }
.btn-success:hover:not(:disabled) { box-shadow: 0 4px 16px rgba(0,204,136,.4); transform: translateY(-1px); }

.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-icon { padding: 7px; min-width: 32px; justify-content: center; }

/* ── Badges ────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  border: 1px solid;
}
.badge-pending   { background: rgba(245,166,35,.1);   color: var(--warning); border-color: rgba(245,166,35,.25); }
.badge-paid      { background: rgba(0,204,136,.1);    color: var(--success); border-color: rgba(0,204,136,.25); }
.badge-active    { background: rgba(17,102,244,.12);  color: var(--accent-light); border-color: rgba(74,144,255,.3); }
.badge-paused    { background: rgba(92,130,186,.1);   color: var(--text-muted); border-color: rgba(92,130,186,.2); }
.badge-completed { background: rgba(0,204,136,.1);    color: var(--success); border-color: rgba(0,204,136,.2); }
.badge-admin     { background: rgba(17,102,244,.15);  color: var(--accent-light); border-color: rgba(74,144,255,.3); }
.badge-client    { background: rgba(92,130,186,.1);   color: var(--text-muted); border-color: rgba(92,130,186,.2); }

/* ── Forms ─────────────────────────────────────────────── */
.form-group { margin-bottom: 18px; }
.form-row   { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 7px;
  letter-spacing: .02em;
}

input, select, textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 13.5px;
  font-family: inherit;
  transition: border-color .15s, box-shadow .15s;
  outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(17,102,244,.15);
}
input::placeholder, textarea::placeholder { color: rgba(92,130,186,.5); }
select option { background: var(--bg-card-solid); color: var(--text); }
textarea { resize: vertical; min-height: 80px; }
input[type="search"] { background: rgba(7,15,38,.7); }
input[type="month"], input[type="date"] { color-scheme: dark; }

/* Checkbox switcher */
.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  background: rgba(17,102,244,.06);
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  user-select: none;
  transition: all .15s;
}
.check-row:hover { border-color: var(--border-focus); background: rgba(17,102,244,.1); }
.check-row input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--accent); cursor: pointer; margin: 0; flex-shrink: 0; }
.check-row .ck-label { font-size: 13.5px; color: var(--text); font-weight: 500; }
.check-row .ck-hint  { font-size: 12px; color: var(--text-muted); margin-left: auto; }

/* Rental / Recurring badges */
.badge-rental    { background: rgba(245,166,35,.12); color: var(--warning); border-color: rgba(245,166,35,.3); }
.badge-recurring { background: rgba(0,204,136,.1);   color: var(--success); border-color: rgba(0,204,136,.25); }

/* Month picker pills */
.month-pills { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.month-pill {
  padding: 6px 14px;
  border-radius: 50px;
  background: rgba(17,102,244,.08);
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  transition: all .15s;
}
.month-pill:hover { color: var(--text); border-color: var(--border-focus); }
.month-pill.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ── Modal ─────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 8, 25, 0.75);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: rgba(8, 18, 48, 0.96);
  border: 1px solid rgba(74,144,255,.25);
  border-radius: 16px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(16px) scale(.98);
  transition: transform .25s;
  box-shadow: 0 20px 60px rgba(0, 10, 60, .6), var(--glow-blue);
}
.modal-overlay.open .modal { transform: none; }

.modal-header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 15px; font-weight: 600; color: #fff; }
.modal-close {
  background: rgba(17,102,244,.1);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  padding: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: all .15s;
}
.modal-close:hover { color: #fff; background: rgba(17,102,244,.25); border-color: var(--border-focus); }
.modal-body   { padding: 22px; }
.modal-footer { padding: 16px 22px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }

/* ── Login page ────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
  z-index: 1;
}

.login-box {
  background: rgba(8, 18, 50, 0.88);
  border: 1px solid rgba(74, 144, 255, 0.25);
  border-radius: 20px;
  padding: 44px 40px;
  width: 100%;
  max-width: 400px;
  backdrop-filter: blur(24px);
  box-shadow: 0 24px 80px rgba(0,10,60,.5), var(--glow-blue);
  position: relative;
  overflow: hidden;
}
.login-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo .icon {
  width: 64px; height: 64px;
  margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; color: #fff;
  box-shadow: 0 8px 32px var(--accent-glow);
}
.login-logo h1 { font-size: 22px; font-weight: 700; color: #fff; }
.login-logo p  { font-size: 13px; color: var(--text-muted); margin-top: 5px; }

.login-btn {
  width: 100%;
  margin-top: 8px;
  justify-content: center;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .02em;
}

.login-error {
  color: var(--danger);
  font-size: 13px;
  margin-top: 12px;
  text-align: center;
  display: none;
  padding: 10px;
  background: rgba(255,77,77,.08);
  border: 1px solid rgba(255,77,77,.2);
  border-radius: 8px;
}
.login-error.show { display: block; }

/* ── Toast ─────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 9999;
}
.toast {
  padding: 12px 20px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 500;
  color: #fff;
  max-width: 320px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateX(24px) scale(.95);
  transition: all .25s;
  border: 1px solid;
  backdrop-filter: blur(12px);
}
.toast.show { opacity: 1; transform: none; }
.toast-success { background: rgba(0,150,100,.85); border-color: rgba(0,204,136,.3); }
.toast-error   { background: rgba(200,30,30,.85);  border-color: rgba(255,77,77,.3); }
.toast-info    { background: rgba(17,102,244,.85); border-color: rgba(74,144,255,.3); }

/* ── Service cards ─────────────────────────────────────── */
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  backdrop-filter: var(--card-blur);
  transition: border-color .2s, box-shadow .2s;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light), transparent);
  opacity: .6;
}
.service-card:hover { border-color: var(--border-focus); box-shadow: var(--glow-blue); }

.service-card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.service-card-name   { font-size: 15px; font-weight: 600; color: #fff; }
.service-card-desc   { font-size: 13px; color: var(--text-muted); margin-top: 3px; }

.service-meta { display: flex; gap: 22px; flex-wrap: wrap; }
.service-meta-item  { display: flex; flex-direction: column; gap: 3px; }
.service-meta-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }
.service-meta-value { font-size: 14px; font-weight: 600; color: var(--text); }
.service-meta-value.accent { color: var(--accent-light); text-shadow: 0 0 12px var(--accent-glow); }

.service-card-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ── Invoice print ─────────────────────────────────────── */
@media print {
  .no-print { display: none !important; }
  body { background: #fff !important; color: #000 !important; }
  .invoice-print-page { max-width: 100%; margin: 0; padding: 20px; background: #fff !important; color: #000 !important; border: none !important; }
  .invoice-print-page * { color: #000 !important; }
  .invoice-company-name { color: #1166f4 !important; }
}
.invoice-print-page {
  max-width: 780px;
  margin: 24px auto;
  padding: 32px 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.invoice-print-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 32px; gap: 20px; }
.invoice-company-name { font-size: 24px; font-weight: 700; color: var(--accent-light); display: flex; align-items: center; gap: 10px; }
.invoice-company-name i { font-size: 20px; }
.invoice-meta { text-align: right; }
.invoice-meta h2 { font-size: 22px; font-weight: 700; color: #fff; }
.invoice-meta p  { font-size: 13px; color: var(--text-muted); margin-top: 3px; }
.invoice-to { margin-bottom: 28px; background: rgba(17,102,244,.06); border: 1px solid var(--border); border-radius: 10px; padding: 14px 18px; }
.invoice-to p { font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.invoice-to strong { font-size: 15px; color: #fff; }
.invoice-total-row td { font-weight: 700; font-size: 15px; color: var(--accent-light); padding-top: 14px; border-top: 1px solid var(--border); }
.invoice-footer { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--border); font-size: 12px; color: var(--text-muted); text-align: center; }

/* ── Utility ───────────────────────────────────────────── */
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.text-muted  { color: var(--text-muted); }
.text-accent { color: var(--accent-light); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-right { text-align: right; }
.fw-600 { font-weight: 600; }
.section { display: none; }
.section.active { display: block; }

.empty-state {
  text-align: center;
  padding: 52px 20px;
  color: var(--text-muted);
}
.empty-state i {
  font-size: 38px;
  margin-bottom: 14px;
  display: block;
  color: rgba(74,144,255,.3);
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ── Timer display ─────────────────────────────────────── */
.timer-display {
  font-size: 54px;
  font-weight: 700;
  color: #fff;
  font-variant-numeric: tabular-nums;
  letter-spacing: .05em;
  text-shadow: 0 0 40px var(--accent-glow);
  margin: 20px 0 8px;
  line-height: 1;
}
.timer-display.running {
  color: var(--success);
  text-shadow: 0 0 40px rgba(0,204,136,.4);
  animation: timer-pulse 2s ease-in-out infinite;
}
.timer-display.stopped {
  color: var(--warning);
  text-shadow: 0 0 30px rgba(245,166,35,.3);
}
@keyframes timer-pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .75; }
}

/* ── Divider ───────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); margin: 20px 0; }

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 900px) {
  .main-content { padding: 20px; }
}
@media (max-width: 768px) {
  .app { flex-direction: column; }
  .sidebar {
    width: 100%; height: auto;
    flex-direction: row;
    flex-shrink: 0;
    overflow-x: auto; overflow-y: hidden;
  }
  .sidebar::before { display: none; }
  .sidebar-logo { border-bottom: none; border-right: 1px solid var(--border); padding: 10px 14px; }
  .sidebar-nav { display: flex; padding: 0; flex-wrap: nowrap; align-items: center; }
  .nav-section { display: none; }
  .nav-link {
    padding: 14px 16px;
    border-left: none;
    border-bottom: 2px solid transparent;
    white-space: nowrap;
    font-size: 13px;
  }
  .nav-link.active { border-bottom-color: var(--accent); background: none; }
  .nav-link.active::after { display: none; }
  .sidebar-footer {
    border-top: none;
    border-left: 1px solid var(--border);
    padding: 8px 16px;
    white-space: nowrap;
  }
  .main-content { padding: 16px; }
  .form-row { grid-template-columns: 1fr; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .page-header { flex-direction: column; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .login-box { padding: 28px 20px; }
  .page-title { font-size: 20px; }
}