/* ============================================================
   style.css — ControlHub Panel
   Aesthetic: Dark / Industrial-Tech / Startup Premium
   ============================================================ */

:root {
  --bg:        #0a0c10;
  --bg2:       #0f1117;
  --bg3:       #161b24;
  --border:    #1e2535;
  --border2:   #2a3347;
  --text:      #e2e8f0;
  --text2:     #8892a4;
  --text3:     #4a5568;
  --accent:    #00d4aa;
  --accent2:   #00b894;
  --accent-bg: rgba(0, 212, 170, 0.08);
  --red:       #ff4d6d;
  --red-bg:    rgba(255, 77, 109, 0.08);
  --yellow:    #f6c90e;
  --yellow-bg: rgba(246, 201, 14, 0.08);
  --blue:      #4d9eff;
  --blue-bg:   rgba(77, 158, 255, 0.08);
  --purple:    #a78bfa;
  --font-mono: 'Space Mono', monospace;
  --font-sans: 'DM Sans', sans-serif;
  --radius:    8px;
  --radius-lg: 14px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --sidebar-w: 230px;
  --transition: all 0.2s ease;
}

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

html { font-size: 15px; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
  width: var(--sidebar-w);
  min-height: 100vh;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0;
  z-index: 100;
  transition: transform 0.25s ease;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 20px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
}

.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius);
  color: var(--text2);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
  border: 1px solid transparent;
}

.nav-item img { opacity: 0.55; transition: var(--transition); flex-shrink: 0; filter: invert(70%) sepia(10%) saturate(200%); }

.nav-item:hover {
  background: var(--bg3);
  color: var(--text);
  border-color: var(--border);
}
.nav-item:hover img { opacity: 0.9; }

.nav-item.active {
  background: var(--accent-bg);
  color: var(--accent);
  border-color: rgba(0,212,170,0.2);
}
.nav-item.active img { opacity: 1; filter: none; }

.sidebar-footer {
  padding: 12px 10px;
  border-top: 1px solid var(--border);
}

.nav-logout:hover {
  background: var(--red-bg);
  color: var(--red);
  border-color: rgba(255,77,109,0.2);
}
.nav-logout:hover img { filter: invert(40%) sepia(80%) saturate(500%) hue-rotate(310deg); }

/* ============================================================
   MAIN LAYOUT
   ============================================================ */
.main-wrap {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  height: 58px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.sidebar-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  display: none;
}

.page-title {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text2);
  text-transform: uppercase;
  flex: 1;
}

.topbar-right { display: flex; align-items: center; gap: 12px; }

.badge-user {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text2);
  background: var(--bg3);
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
}

.content { padding: 28px 28px; flex: 1; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: var(--transition);
}
.card:hover { border-color: var(--border2); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.card-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text2);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ============================================================
   STAT CARDS
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  opacity: 0;
  transition: var(--transition);
}
.stat-card:hover { border-color: var(--border2); }
.stat-card:hover::before { opacity: 1; }

.stat-icon {
  width: 36px; height: 36px;
  background: var(--accent-bg);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.stat-icon img { filter: none; }
.stat-icon.red  { background: var(--red-bg); }
.stat-icon.blue { background: var(--blue-bg); }
.stat-icon.yellow { background: var(--yellow-bg); }
.stat-icon.purple { background: rgba(167,139,250,0.1); }

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

/* ============================================================
   TABLES
   ============================================================ */
.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
thead th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text3);
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody tr { transition: var(--transition); }
tbody tr:hover { background: var(--bg3); }
tbody td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text2);
  vertical-align: middle;
}
tbody td:first-child { color: var(--text); font-weight: 500; }
tbody tr:last-child td { border-bottom: none; }

.domain-name {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent) !important;
}

/* ============================================================
   FORMS
   ============================================================ */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-grid.cols-1 { grid-template-columns: 1fr; }
.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }

.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group.full { grid-column: 1 / -1; }

label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  display: flex;
  align-items: center;
  gap: 6px;
}
label img { opacity: 0.6; filter: invert(60%); }

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
select,
textarea {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  color: var(--text);
  padding: 9px 13px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  outline: none;
  transition: var(--transition);
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,212,170,0.1);
}
input::placeholder { color: var(--text3); }
select option { background: var(--bg3); }

/* Toggle checkboxes */
.toggle-row {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin: 4px 0;
}
.toggle-item {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.875rem;
  color: var(--text2);
  user-select: none;
  padding: 8px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.toggle-item:hover { border-color: var(--border2); }
.toggle-item input[type="checkbox"] { display: none; }
.toggle-item .checkmark {
  width: 18px; height: 18px;
  border: 2px solid var(--border2);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}
.toggle-item input:checked ~ .checkmark {
  background: var(--accent);
  border-color: var(--accent);
}
.toggle-item input:checked ~ .checkmark::after {
  content: '';
  width: 5px; height: 9px;
  border: 2px solid #000;
  border-top: none; border-left: none;
  transform: rotate(45deg) translateY(-1px);
  display: block;
}
.toggle-item.checked { border-color: rgba(0,212,170,0.3); background: var(--accent-bg); color: var(--text); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.855rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}
.btn img { flex-shrink: 0; }

.btn-primary {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent2); border-color: var(--accent2); }

.btn-ghost {
  background: transparent;
  color: var(--text2);
  border-color: var(--border2);
}
.btn-ghost:hover { background: var(--bg3); color: var(--text); border-color: var(--border2); }

.btn-danger {
  background: transparent;
  color: var(--red);
  border-color: rgba(255,77,109,0.3);
}
.btn-danger:hover { background: var(--red-bg); border-color: var(--red); }

.btn-sm {
  padding: 5px 11px;
  font-size: 0.78rem;
}

.btn-icon {
  padding: 6px;
  border-radius: 6px;
}

/* ============================================================
   BADGES / STATUS
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.badge-green { background: rgba(0,212,170,0.12); color: var(--accent); }
.badge-red   { background: var(--red-bg); color: var(--red); }
.badge-yellow{ background: var(--yellow-bg); color: var(--yellow); }
.badge-blue  { background: var(--blue-bg); color: var(--blue); }
.badge-gray  { background: var(--bg3); color: var(--text3); border: 1px solid var(--border); }

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  margin-bottom: 18px;
  border: 1px solid;
}
.alert-success { background: rgba(0,212,170,0.07); border-color: rgba(0,212,170,0.25); color: var(--accent); }
.alert-error   { background: var(--red-bg); border-color: rgba(255,77,109,0.25); color: var(--red); }
.alert-warning { background: var(--yellow-bg); border-color: rgba(246,201,14,0.25); color: var(--yellow); }
.alert-info    { background: var(--blue-bg); border-color: rgba(77,158,255,0.25); color: var(--blue); }

/* ============================================================
   TOAST
   ============================================================ */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 9999;
}
.toast {
  min-width: 260px;
  max-width: 360px;
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.855rem;
  color: var(--text);
  box-shadow: var(--shadow);
  animation: toastIn 0.2s ease;
}
.toast.success { border-left: 3px solid var(--accent); }
.toast.error   { border-left: 3px solid var(--red); }
.toast.info    { border-left: 3px solid var(--blue); }
@keyframes toastIn { from { transform: translateX(20px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ============================================================
   LOGIN PAGE
   ============================================================ */
body.login-page {
  align-items: center;
  justify-content: center;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
body.login-page::before {
  content: '';
  position: fixed;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0,212,170,0.07) 0%, transparent 70%);
  top: -100px; right: -100px;
  pointer-events: none;
}
body.login-page::after {
  content: '';
  position: fixed;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(77,158,255,0.05) 0%, transparent 70%);
  bottom: -80px; left: -80px;
  pointer-events: none;
}

.login-box {
  width: 100%;
  max-width: 400px;
  padding: 40px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  position: relative;
  z-index: 1;
}

.login-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
}
.login-logo span {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.login-subtitle {
  font-size: 0.8rem;
  color: var(--text3);
  margin-top: 2px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.login-box h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--text);
}

.login-box .form-group { margin-bottom: 16px; }

.login-box .btn-primary {
  width: 100%;
  justify-content: center;
  padding: 12px;
  font-size: 0.9rem;
  margin-top: 8px;
}

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.section-title {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}
.section-subtitle {
  font-size: 0.8rem;
  color: var(--text3);
  margin-top: 2px;
}

/* ============================================================
   CONFIRM MODAL
   ============================================================ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius-lg);
  padding: 28px;
  max-width: 400px;
  width: 90%;
  box-shadow: var(--shadow);
  animation: modalIn 0.18s ease;
}
@keyframes modalIn { from { transform: scale(0.95); opacity: 0; } to { transform: none; opacity: 1; } }
.modal-title { font-size: 1rem; font-weight: 600; margin-bottom: 10px; }
.modal-body  { font-size: 0.875rem; color: var(--text2); margin-bottom: 22px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; }

/* ============================================================
   DNS RECORD TYPE BADGES
   ============================================================ */
.dns-type {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}
.dns-A      { background: rgba(0,212,170,0.15); color: var(--accent); }
.dns-CNAME  { background: var(--blue-bg); color: var(--blue); }
.dns-MX     { background: rgba(167,139,250,0.1); color: var(--purple); }
.dns-TXT    { background: var(--yellow-bg); color: var(--yellow); }
.dns-NS     { background: var(--bg3); color: var(--text2); }
.dns-AAAA   { background: rgba(0,212,170,0.08); color: var(--accent2); }

/* ============================================================
   GRID HELPERS
   ============================================================ */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
.mt-0 { margin-top: 0; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.text-mono { font-family: var(--font-mono); font-size: 0.82rem; }
.text-muted { color: var(--text3); font-size: 0.8rem; }
.text-accent { color: var(--accent); }

/* ============================================================
   PROGRESS BAR
   ============================================================ */
.progress-bar {
  height: 4px;
  background: var(--bg3);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 6px;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.6s ease;
}
.progress-fill.warn { background: var(--yellow); }
.progress-fill.danger { background: var(--red); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: none; }
  .main-wrap { margin-left: 0; }
  .sidebar-toggle { display: block; }
  .form-grid { grid-template-columns: 1fr; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .content { padding: 16px; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .login-box { padding: 24px 20px; }
}