:root {
  --primary: #3949ab;
  --primary-dark: #2c3690;
  --primary-light: #eef0fb;
  --success: #1e8e5a;
  --success-bg: #e6f6ee;
  --muted-bg: #eef1f5;
  --danger: #c0392b;
  --danger-bg: #fdecea;
  --text-primary: #1a1d29;
  --text-secondary: #6b7280;
  --border: #e5e7eb;
  --surface: #ffffff;
  --app-bg: #f4f6fb;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 4px 16px rgba(16, 24, 40, 0.06);
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  background: var(--app-bg);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); }

/* ---------- Login ---------- */

.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background: radial-gradient(circle at 20% 20%, #4551c4 0%, #232a6b 55%, #171b3f 100%);
}

.login-card {
  background: var(--surface);
  padding: 40px 36px;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  width: 340px;
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.login-brand .logo-dot {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--primary), #6a75e0);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
}

.login-card h1 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0;
  color: var(--text-primary);
}

.login-card .tagline {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin: 2px 0 0;
}

.login-card label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 16px;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.login-card input {
  width: 100%;
  padding: 11px 12px;
  box-sizing: border-box;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  transition: border-color 0.15s ease;
}

.login-card input:focus {
  outline: none;
  border-color: var(--primary);
}

.login-card button {
  margin-top: 24px;
  width: 100%;
  padding: 12px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.login-card button:hover { background: var(--primary-dark); }

.error {
  color: var(--danger);
  font-size: 0.85rem;
  background: var(--danger-bg);
  padding: 8px 12px;
  border-radius: 6px;
  margin-top: 14px;
}

.success {
  color: var(--success);
  font-size: 0.85rem;
  background: var(--success-bg);
  padding: 8px 12px;
  border-radius: 6px;
  margin-top: 14px;
}

/* ---------- App shell ---------- */

.app-shell .topbar {
  display: flex;
  align-items: center;
  gap: 32px;
  background: #171b3f;
  color: #fff;
  padding: 14px 28px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.app-shell .topbar .brand {
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-shell .topbar .brand::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: linear-gradient(135deg, #6a75e0, var(--primary));
  display: inline-block;
}

.app-shell .topbar nav {
  display: flex;
  gap: 20px;
  flex: 1;
}

.app-shell .topbar nav a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

.app-shell .topbar nav a:hover { color: #fff; }

.nav-badge {
  display: inline-block;
  min-width: 18px;
  padding: 1px 6px;
  margin-inline-start: 6px;
  border-radius: 100px;
  background: var(--danger);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  text-align: center;
}

.link-button {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.75);
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.link-button:hover { color: #fff; }

.content {
  padding: 32px;
  max-width: 1100px;
  margin: 0 auto;
}

.page-title { margin-bottom: 20px; }

.page-title h1 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0 0 4px;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin: 0;
}

.content > h1, .content > h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 28px 0 16px;
}

.content > h1:first-child { margin-top: 0; }

/* ---------- Card + table ---------- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

.data-table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
}

.data-table th {
  text-align: left;
  padding: 12px 18px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  background: var(--muted-bg);
  border-bottom: 1px solid var(--border);
}

.data-table td {
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}

.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: #fafbfe; }

.data-table a { text-decoration: none; font-weight: 600; font-size: 0.85rem; }

/* ---------- Badges / toggle ---------- */

.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.toggle {
  border: none;
  border-radius: 999px;
  padding: 5px 14px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  transition: opacity 0.15s ease;
}

.toggle:hover { opacity: 0.85; }
.toggle.on { background: var(--success-bg); color: var(--success); }
.toggle.off { background: var(--danger-bg); color: var(--danger); }

/* ---------- Forms / buttons ---------- */

.form-row {
  margin-bottom: 16px;
  max-width: 360px;
}

.form-row label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-row input {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.92rem;
  transition: border-color 0.15s ease;
}

.form-row input:focus {
  outline: none;
  border-color: var(--primary);
}

.form-row textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.92rem;
  font-family: inherit;
  resize: vertical;
  transition: border-color 0.15s ease;
}

.form-row textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-inline {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  max-width: 420px;
}

.form-inline .form-row { flex: 1; margin-bottom: 0; }

button.btn-primary,
.card button:not(.toggle) {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

button.btn-primary:hover,
.card button:not(.toggle):hover { background: var(--primary-dark); }

.card button.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--border);
  margin-left: 10px;
}

.card button.btn-secondary:hover { background: var(--primary-light); }

.card button.btn-secondary:disabled {
  color: var(--text-muted, #999);
  cursor: not-allowed;
}

.data-table button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--danger);
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
}

.data-table button:hover { background: var(--danger-bg); }

.data-table button:disabled {
  opacity: 0.6;
  cursor: default;
}

.nowrap {
  white-space: nowrap;
}

.text-center {
  text-align: center;
}

.role-edit {
  display: flex;
  align-items: center;
  gap: 6px;
}

.role-edit select {
  padding: 5px 6px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: 0.82rem;
}

.role-edit button {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
}

.role-edit button:disabled {
  opacity: 0.6;
  cursor: default;
}

.max-users-edit {
  display: flex;
  align-items: center;
  gap: 6px;
}

.max-users-edit input {
  width: 64px;
  padding: 5px 8px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: 0.88rem;
}

.package-edit-input {
  width: 90px;
  padding: 5px 8px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: 0.88rem;
}

.package-edit-input.name {
  width: 110px;
}

.max-users-edit button {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
}

.expiry-cell {
  min-width: 180px;
}

/* ---------- Row actions (Clients table) ---------- */

.row-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.row-actions .action-btn {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.row-actions .action-btn:hover {
  background: var(--primary-light);
  border-color: var(--primary);
}

.row-actions .action-btn.danger {
  color: var(--danger);
}

.row-actions .action-btn.danger:hover {
  background: var(--danger-bg);
  border-color: var(--danger);
}

.confirm-delete {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.duration-edit {
  display: flex;
  align-items: center;
  gap: 6px;
}

.duration-edit select {
  padding: 5px 6px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: 0.82rem;
}

.duration-edit input[type="number"] {
  width: 56px;
  padding: 5px 8px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: 0.88rem;
}

.duration-edit button {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
}

.expiry-preview {
  font-size: 0.78rem;
  color: var(--primary);
  font-weight: 600;
  margin-top: 4px;
}

/* ---------- Subscription page ---------- */

.subscription-card {
  max-width: 560px;
}

.expiry-hero {
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--primary-light);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 24px;
}

.expiry-hero.expired {
  background: var(--danger-bg);
}

.expiry-hero-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.expiry-hero-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary-dark);
  white-space: nowrap;
}

.expiry-hero.expired .expiry-hero-value {
  color: var(--danger);
}

.duration-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0;
}

.duration-chips button.duration-chip {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--text-primary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.duration-chips button.duration-chip:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.duration-chips button.duration-chip.selected {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.custom-duration {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
}

.custom-duration select {
  padding: 8px 10px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
}

.custom-duration input[type="number"] {
  width: 80px;
  padding: 8px 10px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
}

.expiry-preview-box {
  background: var(--success-bg);
  color: var(--success);
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 0.88rem;
  margin-bottom: 18px;
}

.back-link {
  display: inline-block;
  margin-bottom: 16px;
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
}

.usage-pill {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 18px;
}