/* ═══════════════════════════════════════════════
   GPN Nutrition Portal — Premium Stylesheet
   ═══════════════════════════════════════════════ */

:root {
  /* Premium dark palette */
  --sidebar-bg: #111316;
  --sidebar-hover: #1a1d23;
  --sidebar-active: #1f2229;
  --sidebar-text: #6b7280;
  --sidebar-text-active: #f3f4f6;
  --sidebar-width: 264px;

  /* Brand accent */
  --gold: #f59e0b;
  --gold-light: #fbbf24;
  --gold-dark: #d97706;
  --gold-glow: rgba(245, 158, 11, 0.12);

  /* Content area */
  --content-bg: #f5f6f8;
  --card-bg: #ffffff;
  --card-border: #e8eaee;
  --card-shadow: 0 1px 2px rgba(0,0,0,0.03), 0 1px 4px rgba(0,0,0,0.04);
  --card-shadow-hover: 0 8px 24px rgba(0,0,0,0.06), 0 2px 6px rgba(0,0,0,0.04);

  /* Text */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;

  /* Status */
  --green: #10b981;
  --green-bg: #ecfdf5;
  --green-text: #065f46;
  --red: #ef4444;
  --red-bg: #fef2f2;
  --red-text: #991b1b;
  --amber: #f59e0b;
  --amber-bg: #fffbeb;
  --amber-text: #92400e;
  --blue: #3b82f6;
  --blue-bg: #eff6ff;
  --blue-text: #1e40af;

  /* Sizing — larger radii for premium feel */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
  background: var(--content-bg);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Sidebar ──────────────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  height: 100vh;
  position: sticky;
  top: 0;
  overflow-y: auto;
  border-right: 1px solid rgba(255, 255, 255, 0.04);
}

.sidebar-logo {
  padding: 22px 20px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  gap: 11px;
}

.logo-mark {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  color: #000;
  letter-spacing: -0.5px;
}

.logo-text {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.2px;
}

.logo-badge {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--gold);
  background: rgba(245, 158, 11, 0.12);
  padding: 1px 6px;
  border-radius: 4px;
  margin-left: auto;
}

.sidebar-search {
  padding: 14px 16px 8px;
}

.sidebar-search input {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 13px;
  color: #e5e7eb;
  outline: none;
  transition: all 0.2s;
}

.sidebar-search input::placeholder { color: #4b5563; }
.sidebar-search input:focus { 
  border-color: var(--gold);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px var(--gold-glow);
}

.sidebar-nav { padding: 6px 10px; flex: 1; }

.nav-section-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: #4b5563;
  padding: 14px 10px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--sidebar-text);
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  margin-bottom: 1px;
}

.nav-item:hover {
  background: var(--sidebar-hover);
  color: var(--sidebar-text-active);
}

.nav-item.active {
  background: var(--sidebar-active);
  color: var(--gold);
}

.nav-item .nav-icon { width: 20px; text-align: center; font-size: 14px; opacity: 0.7; }
.nav-item.active .nav-icon { opacity: 1; }

.sidebar-footer {
  padding: 14px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
}

.sidebar-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
  color: #000;
}

.sidebar-username { font-size: 13px; font-weight: 600; color: #e5e7eb; }
.sidebar-user-role { font-size: 11px; color: #4b5563; }

/* ── Main Content ─────────────────────────────── */
.main { flex: 1; display: flex; flex-direction: column; min-height: 100vh; }

.main-header {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 20;
}

.main-header h1 {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.2px;
}

.main-header-right { display: flex; align-items: center; gap: 10px; }

.main-content { padding: 32px; flex: 1; overflow-x: hidden; max-width: 100%; box-sizing: border-box; }
.main-content > * { max-width: 100%; box-sizing: border-box; }
canvas { max-width: 100%; }

/* ── Buttons ──────────────────────────────────── */
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  background: var(--card-bg);
  color: var(--text-secondary);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
}

.btn-outline:hover {
  border-color: var(--gold-light);
  color: var(--gold-dark);
  box-shadow: 0 0 0 3px var(--gold-glow);
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 700;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #000;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  letter-spacing: 0.3px;
  box-shadow: 0 2px 8px rgba(245,158,11,0.35);
}

.btn-accent:hover { 
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245,158,11,0.45);
  background: linear-gradient(135deg, #fcd34d, #f59e0b);
}

.btn-accent:active { 
  transform: translateY(0);
  box-shadow: 0 1px 4px rgba(245,158,11,0.3);
}

.btn-sm { padding: 7px 14px; font-size: 12px; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}

.btn-ghost:hover { background: #f3f4f6; color: var(--text-primary); }

.btn-danger {
  padding: 8px 20px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  background: var(--red-bg);
  color: var(--red);
  cursor: pointer;
  transition: all 0.15s;
}

.btn-danger:hover { background: #fde8e8; }

/* ── Cards ─────────────────────────────────────── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--card-shadow);
  transition: box-shadow 0.25s ease, transform 0.2s ease;
}

.card:hover { box-shadow: var(--card-shadow-hover); }

.card-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--card-border);
}

/* ── KPI Row ───────────────────────────────────── */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.kpi-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  box-shadow: var(--card-shadow);
  transition: all 0.2s ease;
  border-top: 3px solid transparent;
}

.kpi-card:hover { 
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
  border-top-color: var(--gold);
}

.kpi-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.kpi-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  line-height: 1.1;
}

.kpi-sub { font-size: 11px; color: var(--text-muted); margin-top: 3px; }

.kpi-card.primary {
  border-color: var(--gold-dark);
  background: linear-gradient(135deg, #fffbeb, #fff);
}

.kpi-card.primary .kpi-value { color: var(--gold-dark); }
.kpi-card.primary .kpi-label { color: var(--gold-dark); }

/* ── Table ─────────────────────────────────────── */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-sm);
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13px;
}

thead th {
  text-align: left;
  padding: 12px 16px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--card-border);
  background: #f9fafb;
}

thead th:first-child { border-radius: var(--radius-sm) 0 0 0; }
thead th:last-child { border-radius: 0 var(--radius-sm) 0 0; }

tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid #f3f4f6;
  vertical-align: middle;
  transition: background 0.1s;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: #f9fafb; }

tbody tr.clickable { cursor: pointer; }

/* ── Status ────────────────────────────────────── */
.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 7px;
}

.status-green { background: var(--green); box-shadow: 0 0 0 2px var(--green-bg); }
.status-amber { background: var(--amber); box-shadow: 0 0 0 2px var(--amber-bg); }
.status-red { background: var(--red); box-shadow: 0 0 0 2px var(--red-bg); }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.badge-green { background: var(--green-bg); color: var(--green-text); }
.badge-amber { background: var(--amber-bg); color: var(--amber-text); }
.badge-red { background: var(--red-bg); color: var(--red-text); }
.badge-blue { background: var(--blue-bg); color: var(--blue-text); }

/* ── Forms ─────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-grid.three { grid-template-columns: 1fr 1fr 1fr; }

.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group.full { grid-column: 1 / -1; }

.form-group label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.2px;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: #f9fafb;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 14px;
  font-family: inherit;
  color: var(--text-primary);
  outline: none;
  transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  background: #fff;
  box-shadow: 0 0 0 3px var(--gold-glow);
}

.form-group .hint {
  font-size: 11px;
  color: var(--text-muted);
  font-style: italic;
}

/* ── Chat ──────────────────────────────────────── */
.chat-box {
  max-height: 480px;
  overflow-y: auto;
  padding: 16px;
  background: #f9fafb;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.chat-msg { margin-bottom: 14px; max-width: 72%; }
.chat-msg.coach { margin-left: auto; }
.chat-msg.client { margin-right: auto; }

.chat-bubble {
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 13px;
  line-height: 1.5;
}

.chat-msg.coach .chat-bubble {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #000;
  border-bottom-right-radius: 4px;
}

.chat-msg.client .chat-bubble {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-bottom-left-radius: 4px;
  box-shadow: var(--card-shadow);
}

.chat-meta { font-size: 10px; color: var(--text-muted); margin-top: 4px; padding: 0 4px; }
.chat-msg.coach .chat-meta { text-align: right; }

.chat-input-row { display: flex; gap: 8px; }
.chat-input-row input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  outline: none;
  transition: all 0.2s;
}

.chat-input-row input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px var(--gold-glow); }

/* ── Macro Bars ───────────────────────────────── */
.macro-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.macro-bar-label {
  width: 68px;
  font-size: 12px;
  font-weight: 600;
  text-align: right;
  flex-shrink: 0;
  color: var(--text-secondary);
}

.macro-bar-track {
  flex: 1;
  height: 20px;
  background: #f3f4f6;
  border-radius: 10px;
  overflow: hidden;
}

.macro-bar-fill {
  height: 100%;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 8px;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  min-width: 36px;
  transition: width 0.4s ease;
}

.macro-bar-fill.protein { background: linear-gradient(90deg, #dc2626, #f97316); }
.macro-bar-fill.fat { background: linear-gradient(90deg, #6366f1, #818cf8); }
.macro-bar-fill.carbs { background: linear-gradient(90deg, #059669, #10b981); }

/* ── Comments ──────────────────────────────────── */
.comment-field {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 3px;
}

.comment-field input {
  flex: 1;
  padding: 4px 8px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  outline: none;
  background: #f9fafb;
  transition: all 0.2s;
}

.comment-field input:focus {
  border-color: var(--gold);
  background: #fff;
  box-shadow: 0 0 0 2px var(--gold-glow);
}

.comment-field .saved {
  font-size: 10px;
  color: var(--green);
  opacity: 0;
  transition: opacity 0.3s;
}

.comment-field .saved.show { opacity: 1; }

.comment-text {
  font-size: 11px;
  color: var(--blue-text);
  font-style: italic;
  margin-top: 3px;
  padding: 3px 8px;
  background: var(--blue-bg);
  border-radius: 4px;
  display: inline-block;
}

/* ── Tabs ──────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--card-border);
  margin-bottom: 24px;
}

.tab {
  position: relative;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
}

.tab::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 18px;
  right: 18px;
  height: 2px;
  background: transparent;
  border-radius: 1px;
  transition: all 0.15s ease;
}

.tab:hover { color: var(--text-secondary); }

.tab.active {
  color: var(--gold-dark);
  font-weight: 600;
}

.tab.active::after { background: var(--gold); }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ── Check-in Detail ──────────────────────────── */
.checkin-field {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 9px 0;
  border-bottom: 1px solid #f3f4f6;
}

.checkin-field:last-child { border-bottom: none; }

.checkin-field-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 120px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.checkin-field-value {
  font-size: 14px;
  font-weight: 700;
  min-width: 70px;
  text-align: right;
  color: var(--text-primary);
}

.checkin-field-comment { flex: 1; max-width: 260px; margin-left: 14px; }

/* ── Login ─────────────────────────────────────── */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #0f0f12 0%, #1a1d23 100%);
}

.login-card {
  background: var(--card-bg);
  border-radius: var(--radius-xl);
  padding: 44px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2), 0 8px 20px rgba(0, 0, 0, 0.1);
}

.login-card h1 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 3px;
  letter-spacing: -0.3px;
}

.login-card p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 26px;
}

.login-card .form-group { margin-bottom: 20px; }

.login-card .form-group label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 5px;
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.login-card .form-group input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  outline: none;
  transition: all 0.2s;
}

.login-card .form-group input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-glow);
}

.login-card .btn-accent {
  width: 100%;
  padding: 12px;
  font-size: 14px;
  margin-top: 6px;
  justify-content: center;
}

.login-error {
  background: var(--red-bg);
  color: var(--red-text);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  margin-bottom: 16px;
  display: none;
}

/* ── Empty State ───────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 44px;
  margin-bottom: 14px;
  opacity: 0.2;
}

.empty-state h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 5px;
}

.empty-state p { font-size: 13px; }

/* ── Toast ─────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1f2937;
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 100;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.toast.show { opacity: 1; transform: translateY(0); }

/* ── Utilities ─────────────────────────────────── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-4 { gap: 16px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 13px; }
.text-xs { font-size: 11px; }
.text-center { text-align: center; }

/* ── Scrollbar ─────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

/* ── Floating Chat Widget ─────────────────────── */
.chat-widget-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #000;
  z-index: 1000;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.chat-widget-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(245, 158, 11, 0.4);
}
.chat-widget-btn .badge-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--red);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  display: none;
}
.chat-overlay {
  position: fixed;
  bottom: 88px;
  right: 24px;
  width: 360px;
  height: 480px;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 48px rgba(0,0,0,0.15);
  border: 1px solid var(--card-border);
  display: none;
  flex-direction: column;
  z-index: 1001;
  overflow: hidden;
}
.chat-overlay.open { display: flex; }
.chat-overlay-header {
  padding: 14px 18px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.chat-overlay-header h3 {
  font-size: 14px;
  font-weight: 700;
  color: #000;
  margin: 0;
}
.chat-overlay-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: rgba(0,0,0,0.6);
  padding: 0 4px;
}
.chat-overlay-close:hover { color: #000; }
.chat-overlay-body {
  flex: 1;
  overflow-y: auto;
  padding: 14px 16px;
}
.chat-overlay-input {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--card-border);
  flex-shrink: 0;
}
.chat-overlay-input input {
  flex: 1;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 13px;
  outline: none;
}
.chat-overlay-input input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 2px var(--gold-glow);
}
.chat-overlay .chat-msg { margin-bottom: 10px; max-width: 80%; }
.chat-overlay .chat-msg.client { margin-right: auto; }
.chat-overlay .chat-msg.coach { margin-left: auto; }
.chat-overlay .chat-bubble {
  padding: 8px 12px;
  font-size: 13px;
  line-height: 1.4;
}
.chat-overlay .chat-msg.client .chat-bubble {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-bottom-left-radius: 4px;
}
.chat-overlay .chat-msg.coach .chat-bubble {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #000;
  border-bottom-right-radius: 4px;
}
.chat-overlay .chat-meta { font-size: 9px; margin-top: 2px; }

/* ── Dark Mode Toggle ────────────────────────────── */
body.dark-mode {
  --content-bg: #0d0d0d;
  --card-bg: #1a1a1a;
  --card-border: #2a2a2a;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.2), 0 1px 2px rgba(0,0,0,0.3);
  --card-shadow-hover: 0 4px 12px rgba(0,0,0,0.3), 0 2px 4px rgba(0,0,0,0.2);
  --text-primary: #e0e0e0;
  --text-secondary: #a0a0a0;
  --text-muted: #6b7280;
}
body.dark-mode .main-header {
  background: rgba(26,26,26,0.85);
  border-bottom-color: #2a2a2a;
}
body.dark-mode .sidebar-search input {
  color: #e0e0e0;
}
body.dark-mode .form-group input,
body.dark-mode .form-group select,
body.dark-mode .form-group textarea {
  background: #222;
  border-color: #333;
  color: #e0e0e0;
}
body.dark-mode .form-group input:focus,
body.dark-mode .form-group select:focus,
body.dark-mode .form-group textarea:focus {
  background: #2a2a2a;
}
body.dark-mode table thead th {
  background: #1a1a1a;
  color: #6b7280;
}
body.dark-mode tbody td {
  border-bottom-color: #2a2a2a;
}
body.dark-mode tbody tr:hover td {
  background: #1f1f1f;
}
body.dark-mode .macro-bar-track {
  background: #2a2a2a;
}
body.dark-mode .chat-box,
body.dark-mode .checkin-field-value {
  background: #1a1a1a;
}
body.dark-mode .kpi-card.primary {
  background: linear-gradient(135deg, #1a0f00, #1a1a1a);
}
body.dark-mode .daily-card,
body.dark-mode .tile-card {
  background: #1a1a1a;
  border-color: #2a2a2a;
}
body.dark-mode .daily-header {
  border-bottom-color: #2a2a2a;
}
body.dark-mode .macro-tile {
  border-color: #2a2a2a;
}
body.dark-mode .macro-tile .value { color: #ffd700; }
.macro-tile .value.cal { color: var(--gold); }
.macro-tile { text-align: center; padding: 12px 8px; border: 1px solid var(--card-border); border-radius: var(--radius-md); transition: box-shadow 0.25s ease, transform 0.2s ease; }
.macro-tile:hover { box-shadow: var(--card-shadow-hover); transform: translateY(-2px); border-color: var(--gold); }
.macro-tile .value.green { color: var(--green); }
.macro-tile .value.purple { color: #8b5cf6; }
.macro-tile .label { font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); margin-top: 2px; }

.macro-grid { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 10px; margin-bottom: 20px; }
body.dark-mode ::-webkit-scrollbar-thumb { background: #444; }
body.dark-mode .btn-outline { background: #2a2a2a; border-color: #333; color: #a0a0a0; }
body.dark-mode .btn-outline:hover { border-color: var(--gold); color: var(--gold); }
body.dark-mode .login-card { background: #1a1a1a; }
body.dark-mode .login-card h1 { color: #e0e0e0; }
body.dark-mode .login-card p { color: #6b7280; }
body.dark-mode .comment-field input { background: #222; border-color: #333; color: #e0e0e0; }
body.dark-mode .comment-field input:focus { background: #2a2a2a; }

/* ── Responsive ─────────────────────────────────── */
@media (max-width: 768px) {
  body { flex-direction: column; }
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 12px 16px;
    align-items: center;
    gap: 8px;
  }
  .sidebar-logo { padding: 0; border: none; flex-shrink: 0; }
  .sidebar-search { padding: 0; flex: 1; min-width: 120px; }
  .sidebar-search input { padding: 6px 10px; font-size: 12px; }
  .sidebar-nav { display: none; }
  .sidebar-footer { display: none; }
  .main-header { padding: 12px 16px; }
  .main-content { padding: 14px; }
  .kpi-row { grid-template-columns: 1fr 1fr; gap: 8px; }
  .kpi-value { font-size: 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid.three { grid-template-columns: 1fr; }
  .macro-grid { grid-template-columns: 1fr 1fr; }
  .progress-grid { grid-template-columns: 1fr; }
  .tabs { overflow-x: auto; gap: 0; }
  .tab { padding: 8px 12px; font-size: 12px; white-space: nowrap; }
  .chat-overlay { width: calc(100vw - 24px); right: 12px; height: 60vh; bottom: 76px; }
  .chat-widget-btn { width: 44px; height: 44px; font-size: 16px; bottom: 16px; right: 16px; }
  .login-card { padding: 28px 20px; margin: 0 12px; }
  .card { padding: 16px; }
}

@media (max-width: 480px) {
  .kpi-row { grid-template-columns: 1fr; }
  .sidebar { padding: 8px 10px; }
  .sidebar-logo .logo-text { font-size: 13px; }
  .sidebar-logo .logo-mark { width: 28px; height: 28px; font-size: 12px; }
  .logo-badge { font-size: 8px; padding: 0 4px; }
  .main-content { padding: 10px; }
  .kpi-value { font-size: 18px; }
  .card { padding: 12px; }
  .macro-tile .value { font-size: 18px; }
.macro-tile .value.cal { color: var(--gold); }
.macro-tile { text-align: center; padding: 12px 8px; border: 1px solid var(--card-border); border-radius: var(--radius-md); transition: box-shadow 0.25s ease, transform 0.2s ease; }
.macro-tile:hover { box-shadow: var(--card-shadow-hover); transform: translateY(-2px); border-color: var(--gold); }
.macro-tile .value.green { color: var(--green); }
.macro-tile .value.purple { color: #8b5cf6; }
.macro-tile .label { font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); margin-top: 2px; }

.macro-grid { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 10px; margin-bottom: 20px; }
  .macro-grid { grid-template-columns: 1fr 1fr; }
  .form-group input, .form-group select, .form-group textarea { font-size: 13px; padding: 8px 10px; }
  .main-header h1 { font-size: 15px; }
  .chat-overlay { width: calc(100vw - 16px); right: 8px; height: 50vh; bottom: 68px; }
}

/* ── Card Header ─────────────────────────────── */
.daily-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--card-border); }
.daily-header .label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); }
.text-sm { font-size: 10px; }