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

:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #1c2128;
  --bg-hover: #21262d;
  --border: #30363d;
  --accent: #f0a500;
  --accent-dim: #b07800;
  --accent-glow: rgba(240, 165, 0, 0.15);
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #484f58;
  --success: #3fb950;
  --danger: #f85149;
  --warning: #d29922;
  --info: #58a6ff;
  --sidebar-width: 240px;
  --navbar-height: 60px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --transition: 0.18s ease;
}

html { font-size: 15px; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

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

/* ===== AUTH PAGES ===== */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(240,165,0,0.05) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(88,166,255,0.04) 0%, transparent 50%);
  padding: 24px;
}

.auth-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow);
}

.auth-logo {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo .logo-icon {
  width: 56px;
  height: 56px;
  background: var(--accent-glow);
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  font-size: 28px;
}

.auth-logo h1 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.auth-logo p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.auth-tabs {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
  margin-bottom: 24px;
}

.auth-tab {
  flex: 1;
  padding: 8px;
  text-align: center;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 500;
  transition: var(--transition);
}

.auth-tab.active {
  background: var(--accent);
  color: #000;
}

.auth-form { display: none; flex-direction: column; gap: 16px; }
.auth-form.active { display: flex; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-control {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 10px 14px;
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-control::placeholder { color: var(--text-muted); }

select.form-control option { background: var(--bg-card); }

textarea.form-control { resize: vertical; min-height: 90px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}
.btn-primary:hover { background: #e09800; transform: translateY(-1px); }

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--bg-hover); }

.btn-danger {
  background: rgba(248,81,73,0.15);
  color: var(--danger);
  border: 1px solid rgba(248,81,73,0.3);
}
.btn-danger:hover { background: rgba(248,81,73,0.25); }

.btn-sm { padding: 6px 12px; font-size: 0.82rem; }
.btn-block { width: 100%; }

.auth-error {
  background: rgba(248,81,73,0.1);
  border: 1px solid rgba(248,81,73,0.3);
  border-radius: var(--radius);
  padding: 10px 14px;
  color: var(--danger);
  font-size: 0.85rem;
  display: none;
}
.auth-error.show { display: block; }

/* ===== APP LAYOUT ===== */
.app-layout {
  display: flex;
  min-height: 100vh;
}

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

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo .logo-icon {
  width: 38px;
  height: 38px;
  background: var(--accent-glow);
  border: 1px solid var(--accent-dim);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.sidebar-logo-text h2 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}
.sidebar-logo-text span {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
}

.nav-section-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 0 8px;
  margin: 16px 0 6px;
}
.nav-section-title:first-child { margin-top: 0; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  transition: var(--transition);
  margin-bottom: 2px;
  border: 1px solid transparent;
}

.nav-link:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.nav-link.active {
  background: var(--accent-glow);
  border-color: rgba(240,165,0,0.2);
  color: var(--accent);
}

.nav-link .nav-icon { font-size: 16px; width: 20px; text-align: center; }

.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid var(--border);
}

.user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.user-avatar {
  width: 34px;
  height: 34px;
  background: var(--accent-glow);
  border: 1px solid var(--accent-dim);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
}

.user-info { flex: 1; min-width: 0; }
.user-info strong {
  display: block;
  font-size: 0.85rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.user-info span {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.btn-logout {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 4px;
  border-radius: 4px;
  font-size: 16px;
  transition: var(--transition);
}
.btn-logout:hover { color: var(--danger); background: rgba(248,81,73,0.1); }

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

/* ===== TOP NAVBAR ===== */
.topbar {
  height: var(--navbar-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-left h1 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}
.topbar-left p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: -2px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topbar-time {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.status-dot {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--success);
}
.status-dot::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ===== PAGE CONTENT ===== */
.page-content {
  padding: 28px;
  flex: 1;
}

/* ===== KPI GRID ===== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--kpi-color, var(--accent));
}
.kpi-card:hover { border-color: var(--kpi-color, var(--accent)); transform: translateY(-2px); }

.kpi-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  background: var(--kpi-bg, var(--accent-glow));
  flex-shrink: 0;
}

.kpi-data { flex: 1; }
.kpi-value {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
  font-variant-numeric: tabular-nums;
}
.kpi-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.kpi-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ===== SECTION ===== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.section-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}
.section-sub {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 1px;
}

/* ===== CARDS ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-body { padding: 20px; }

/* ===== GRID LAYOUT ===== */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ===== TABLE ===== */
.table-wrapper { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
thead th {
  padding: 10px 16px;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}
tbody tr {
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--bg-hover); }
tbody td {
  padding: 12px 16px;
  color: var(--text-primary);
  vertical-align: middle;
}

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.badge-success { background: rgba(63,185,80,0.15); color: var(--success); }
.badge-danger { background: rgba(248,81,73,0.15); color: var(--danger); }
.badge-warning { background: rgba(210,153,34,0.15); color: var(--warning); }
.badge-info { background: rgba(88,166,255,0.15); color: var(--info); }
.badge-default { background: var(--bg-hover); color: var(--text-secondary); }

/* ===== PROGRESS BAR ===== */
.progress-wrap { background: var(--bg-hover); border-radius: 4px; height: 6px; overflow: hidden; }
.progress-bar {
  height: 100%;
  border-radius: 4px;
  background: var(--accent);
  transition: width 0.6s ease;
}

/* ===== REPORT CARDS ===== */
.reports-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.report-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: var(--transition);
  position: relative;
}
.report-card:hover { border-color: var(--accent-dim); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); }

.report-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 14px;
}
.report-well-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}
.report-date {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.report-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}
.metric-item {
  background: var(--bg-secondary);
  border-radius: 8px;
  padding: 10px 12px;
}
.metric-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}
.metric-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2px;
}
.metric-value.warn { color: var(--danger); }

.report-notes {
  font-size: 0.82rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--border);
  padding-top: 12px;
  line-height: 1.5;
}

/* ===== ALERTS ===== */
.alert-banner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 0.88rem;
  animation: slideIn 0.3s ease;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}
.alert-warning {
  background: rgba(210,153,34,0.12);
  border: 1px solid rgba(210,153,34,0.3);
  color: var(--warning);
}
.alert-danger {
  background: rgba(248,81,73,0.1);
  border: 1px solid rgba(248,81,73,0.3);
  color: var(--danger);
}
.alert-success {
  background: rgba(63,185,80,0.1);
  border: 1px solid rgba(63,185,80,0.3);
  color: var(--success);
}
.alert-icon { font-size: 18px; flex-shrink: 0; margin-top: 1px; }
.alert-body strong { display: block; font-weight: 700; margin-bottom: 2px; }

/* ===== TOAST NOTIFICATIONS ===== */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 18px;
  font-size: 0.85rem;
  color: var(--text-primary);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 260px;
  animation: toastIn 0.3s ease;
}
@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}
.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.warning { border-left: 3px solid var(--warning); }
.toast-icon { font-size: 16px; }

/* ===== MODAL ===== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow);
  animation: modalIn 0.25s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}
.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 1rem; font-weight: 700; }
.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  line-height: 1;
  transition: var(--transition);
}
.modal-close:hover { color: var(--text-primary); }
.modal-body { padding: 24px; display: flex; flex-direction: column; gap: 16px; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-secondary);
}
.empty-state .empty-icon { font-size: 48px; margin-bottom: 16px; opacity: 0.5; }
.empty-state h3 { font-size: 1rem; color: var(--text-primary); margin-bottom: 6px; }
.empty-state p { font-size: 0.85rem; color: var(--text-secondary); }

/* ===== WELL DEPTH BAR ===== */
.depth-info { display: flex; flex-direction: column; gap: 4px; }
.depth-numbers {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ===== USER CARDS ===== */
.users-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.user-list-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition);
}
.user-list-card:hover { border-color: var(--accent-dim); }
.user-list-avatar {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--accent-glow);
  border: 2px solid var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}
.user-list-info strong { display: block; font-size: 0.92rem; color: var(--text-primary); }
.user-list-info span { font-size: 0.78rem; color: var(--text-secondary); }
.current-user-badge {
  margin-left: auto;
  background: var(--accent-glow);
  border: 1px solid rgba(240,165,0,0.3);
  color: var(--accent);
  padding: 3px 8px;
  border-radius: 20px;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== MISC ===== */
.text-muted { color: var(--text-muted); font-size: 0.82rem; }
.text-accent { color: var(--accent); }
.flex { display: flex; align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-hint { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }

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

/* ===== DRILLING LOG TIMELINE ===== */

/* Wide modal for history */
.modal-xl { max-width: 780px; }

/* Step number badge inside timeline */
.tl-step-num {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent-glow);
  border: 2px solid var(--accent-dim);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

/* Vertical timeline container */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 4px 0 4px 8px;
}

.tl-item {
  display: flex;
  gap: 16px;
  position: relative;
}

/* Connecting vertical line between steps */
.tl-item:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 22px;
  top: 34px;
  bottom: -4px;
  width: 2px;
  background: var(--border);
}

.tl-body {
  flex: 1;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 16px;
  transition: var(--transition);
}
.tl-body:hover { border-color: var(--accent-dim); }

.tl-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
  gap: 8px;
}
.tl-date {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
}
.tl-operator {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 2px;
}
.tl-badges { display: flex; gap: 6px; flex-wrap: wrap; }

/* Params grid inside each step */
.tl-params {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}
.tl-param {
  background: var(--bg-card);
  border-radius: 8px;
  padding: 8px 10px;
}
.tl-param-label {
  font-size: 0.67rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 700;
}
.tl-param-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2px;
}
.tl-param-value.warn { color: var(--danger); }
.tl-param-value.caution { color: var(--warning); }
.tl-param-unit {
  font-size: 0.65rem;
  color: var(--text-muted);
  font-weight: 400;
}

.tl-notes {
  font-size: 0.8rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--border);
  padding-top: 8px;
  line-height: 1.5;
}

/* Depth progress inside history header */
.history-well-header {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.history-well-name {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
}
.history-depth-bar { flex: 1; min-width: 200px; }
.history-depth-nums {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Log form sections */
.log-section-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
  margin-bottom: 2px;
}
.form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
@media (max-width: 600px) {
  .form-grid-3 { grid-template-columns: 1fr 1fr; }
  .tl-params { grid-template-columns: 1fr 1fr; }
  .modal-xl { max-width: 100%; }
}

/* Drilling phase badge colors */
.phase-spud    { background:rgba(88,166,255,0.15);  color:var(--info); }
.phase-drill   { background:rgba(240,165,0,0.15);   color:var(--accent); }
.phase-case    { background:rgba(63,185,80,0.15);   color:var(--success); }
.phase-test    { background:rgba(210,153,34,0.15);  color:var(--warning); }
.phase-cement  { background:rgba(200,130,255,0.15); color:#c882ff; }
.phase-other   { background:var(--bg-hover);         color:var(--text-secondary); }

/* ===== HAMBURGER (mobile) ===== */
.hamburger {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 22px;
  padding: 4px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --sidebar-width: 240px; }

  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 99;
  }
  .sidebar-overlay.show { display: block; }

  .main-content { margin-left: 0; }
  .hamburger { display: block; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .page-content { padding: 16px; }
  .topbar { padding: 0 16px; }
  .reports-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .auth-box { padding: 24px; }
}