:root {
  --bg-primary: #000000;
  --bg-secondary: #08080c;
  --bg-surface: #101118;
  --bg-surface-elevated: #181924;
  --border-color: rgba(255, 255, 255, 0.07);
  --border-highlight: rgba(0, 242, 254, 0.4);

  --accent-cyan: #00f2fe;
  --accent-blue: #38bdf8;
  --accent-purple: #8b5cf6;
  --accent-orange: #ff5e3a;
  --accent-green: #10b981;
  --accent-yellow: #f59e0b;
  --accent-red: #ef4444;

  --text-main: #ffffff;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-card: 0 14px 30px rgba(0, 0, 0, 0.8), 0 0 1px rgba(255, 255, 255, 0.08);
  --shadow-glow: 0 0 25px rgba(0, 242, 254, 0.2);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scrollbar-width: thin;
  scrollbar-color: #2a2d3d #08080c;
}

/* Scrollbars modernes et personnalisees */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #08080c;
}

::-webkit-scrollbar-thumb {
  background: #252838;
  border-radius: 8px;
  border: 2px solid #08080c;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

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

/* Page d'accueil non connecté */
.landing-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: radial-gradient(circle at 50% 30%, rgba(0, 242, 254, 0.05), transparent 60%), #000000;
}

.landing-card {
  background: var(--bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 2.75rem 2.5rem;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.95);
  text-align: center;
}

.landing-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  letter-spacing: -0.5px;
}

.landing-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.auth-tabs-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  background: var(--bg-surface);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
}

.auth-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.6rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.auth-tab-btn.active {
  background: rgba(0, 242, 254, 0.12);
  color: #ffffff;
  border: 1px solid rgba(0, 242, 254, 0.3);
}

/* En-tête */
.app-header {
  height: 74px;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  font-weight: 800;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.brand-accent {
  color: var(--accent-cyan);
}

.brand-badge {
  font-size: 0.65rem;
  font-weight: 800;
  background: rgba(0, 242, 254, 0.12);
  color: var(--accent-cyan);
  padding: 2px 7px;
  border-radius: 6px;
  border: 1px solid rgba(0, 242, 254, 0.25);
  margin-left: 6px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-btn i {
  width: 17px;
  height: 17px;
}

.nav-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.04);
}

.nav-btn.active {
  color: #ffffff;
  background: rgba(0, 242, 254, 0.08);
  border-color: rgba(0, 242, 254, 0.35);
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.1);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.profile-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-surface);
  padding: 0.35rem 0.95rem;
  border-radius: 9999px;
  border: 1px solid var(--border-color);
}

.avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-orange));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  color: #fff;
}

.user-info {
  display: flex;
  flex-direction: column;
}

.username-display {
  font-size: 0.85rem;
  font-weight: 700;
}

.status-indicator {
  font-size: 0.65rem;
  color: var(--accent-green);
}

.icon-action-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 5px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.icon-action-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.08);
}

.icon-action-btn.danger:hover {
  color: var(--accent-red);
}

/* Boutons */
.btn {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), #00b4d8);
  color: #000000;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(0, 242, 254, 0.45);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-surface-elevated);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-outline {
  background: transparent;
  border-color: var(--border-color);
  color: var(--text-muted);
}

.btn-outline:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.03);
}

.btn-ghost {
  background: transparent;
  color: var(--accent-cyan);
}

.btn-sm {
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
}

.btn-xs {
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
}

.btn-block {
  width: 100%;
}

/* Conteneur principal */
.main-container {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 1.75rem 2.5rem 3.5rem 2.5rem;
  flex: 1;
}

.alert-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.35rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.75rem;
  border: 1px solid transparent;
}

.alert-banner.warning {
  background: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.25);
  color: #fde68a;
}

.alert-content {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.875rem;
}

/* Onglets */
.tab-pane {
  display: none;
  animation: fadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.tab-pane.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Grille de cartes métriques */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.metric-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.metric-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.9);
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.metric-card.readiness::before { background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan)); }
.metric-card.fitness::before { background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue)); }
.metric-card.fatigue::before { background: linear-gradient(90deg, var(--accent-purple), #c084fc); }
.metric-card.form::before { background: linear-gradient(90deg, var(--accent-orange), #fb923c); }
.metric-card.hrv::before { background: linear-gradient(90deg, #ec4899, #f43f5e); }
.metric-card.weekly::before { background: linear-gradient(90deg, var(--accent-yellow), var(--accent-orange)); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.metric-title {
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: none;
  color: var(--text-muted);
}

.icon-accent {
  width: 19px;
  height: 19px;
  color: var(--text-dim);
}

.metric-value-row {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  margin-bottom: 0.4rem;
}

.metric-big-num {
  font-size: 2.15rem;
  font-weight: 800;
  font-family: var(--font-sans);
  letter-spacing: -1px;
}

.metric-unit {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.metric-caption {
  font-size: 0.75rem;
  color: var(--text-dim);
  display: block;
}

.progress-bar-bg {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 9999px;
  overflow: hidden;
  margin: 0.45rem 0 0.55rem 0;
}

.progress-bar-fill.readiness {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
  border-radius: 9999px;
  transition: width 0.8s ease;
}

.badge-status {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 9999px;
}

.badge-status.optimal {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Graphiques */
.charts-row, .charts-dual-grid {
  margin-bottom: 1.75rem;
}

.charts-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.chart-container-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.35rem;
}

.chart-title {
  font-size: 1.05rem;
  font-weight: 700;
}

.chart-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 3px;
}

.chart-controls {
  display: flex;
  gap: 0.5rem;
}

.badge-legend {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid transparent;
}

.badge-legend.ctl { background: rgba(0, 242, 254, 0.1); color: var(--accent-cyan); border-color: rgba(0, 242, 254, 0.25); }
.badge-legend.atl { background: rgba(139, 92, 246, 0.1); color: var(--accent-purple); border-color: rgba(139, 92, 246, 0.25); }
.badge-legend.tsb { background: rgba(255, 94, 58, 0.1); color: var(--accent-orange); border-color: rgba(255, 94, 58, 0.25); }

.canvas-wrapper {
  position: relative;
  height: 320px;
  width: 100%;
}

/* Panneaux inférieurs */
.dashboard-split-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.5rem;
}

.panel-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
}

.panel-card.ai-spotlight {
  background: radial-gradient(circle at top right, rgba(0, 242, 254, 0.07), transparent 70%), var(--bg-secondary);
  border-color: rgba(0, 242, 254, 0.25);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.panel-title-group {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.panel-icon {
  width: 20px;
  height: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-cyan), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ai-box-content {
  flex: 1;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  padding: 1.15rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: #e2e8f0;
  white-space: pre-line;
  overflow-y: auto;
  max-height: 240px;
}

.ai-box-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
}

.ai-tag {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--text-dim);
}

/* Liste des activités */
.activities-list.compact {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.activity-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.15rem;
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  transition: all 0.2s;
  cursor: pointer;
}

.activity-item:hover {
  background: var(--bg-surface-elevated);
  border-color: rgba(0, 242, 254, 0.3);
  transform: translateX(3px);
}

.act-left {
  display: flex;
  align-items: center;
  gap: 0.95rem;
}

.sport-icon-badge {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
}

.sport-icon-badge.run { background: rgba(255, 94, 58, 0.15); color: var(--accent-orange); }
.sport-icon-badge.ride { background: rgba(56, 189, 248, 0.15); color: var(--accent-blue); }

.act-details h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 3px;
}

.act-meta {
  font-size: 0.775rem;
  color: var(--text-muted);
}

.act-right {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
}

.act-load-badge {
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple);
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

/* Grille complète d'activités */
.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.35rem;
  margin-top: 1.25rem;
}

.act-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  box-shadow: var(--shadow-card);
  transition: all 0.2s;
  cursor: pointer;
}

.act-card:hover {
  border-color: rgba(0, 242, 254, 0.35);
  transform: translateY(-2px);
}

.act-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.act-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin: 1rem 0;
  background: var(--bg-surface);
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.act-stat-box {
  display: flex;
  flex-direction: column;
}

.act-stat-lbl {
  font-size: 0.7rem;
  color: var(--text-dim);
  font-weight: 600;
}

.act-stat-val {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 2px;
}

/* Disposition du chat coach */
.coach-chat-layout {
  display: grid;
  grid-template-columns: 290px 1fr;
  gap: 1.5rem;
  height: calc(100vh - 180px);
}

.chat-sidebar {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.coach-avatar-card {
  text-align: center;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.coach-glow-avatar {
  width: 66px;
  height: 66px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.85rem auto;
  color: #000;
  box-shadow: var(--shadow-glow);
}

.coach-role {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.coach-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
}

.chip {
  font-size: 0.65rem;
  font-weight: 600;
  background: var(--bg-surface);
  color: var(--accent-cyan);
  padding: 3px 7px;
  border-radius: 5px;
  border: 1px solid rgba(0, 242, 254, 0.2);
}

.quick-prompts {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.quick-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}

.quick-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 0.775rem;
  text-align: left;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  line-height: 1.35;
  transition: all 0.2s;
}

.quick-btn:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--accent-cyan);
}

.chat-main-area {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.chat-messages-container {
  flex: 1;
  padding: 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.message-bubble {
  display: flex;
  gap: 0.85rem;
  max-width: 82%;
}

.message-bubble.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.msg-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.message-bubble.bot .msg-avatar {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  color: #000;
}

.message-bubble.user .msg-avatar {
  background: var(--bg-surface-elevated);
  color: var(--accent-orange);
}

.msg-content {
  background: var(--bg-surface);
  padding: 0.95rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  font-size: 0.875rem;
  line-height: 1.65;
  white-space: pre-line;
}

.message-bubble.user .msg-content {
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.12), rgba(139, 92, 246, 0.12));
  border-color: rgba(0, 242, 254, 0.3);
}

.chat-input-row {
  display: flex;
  padding: 1.15rem 1.5rem;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  gap: 0.75rem;
}

.chat-input {
  flex: 1;
  background: #000000;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #fff;
  padding: 0.75rem 1.15rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
}

.chat-input:focus {
  outline: none;
  border-color: var(--accent-cyan);
}

/* Modales */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal-backdrop.hidden {
  display: none;
}

.modal-card {
  background: var(--bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  width: 90%;
  max-width: 480px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.9);
  position: relative;
}

.modal-card.modal-large {
  max-width: 960px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  position: relative;
}

.modal-header h3 {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.3px;
  padding-right: 3rem;
}

.modal-close {
  position: absolute;
  top: -0.5rem;
  right: -0.5rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 10;
}

.modal-close:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.5);
  color: #ffffff;
  transform: scale(1.1);
}

#act-map-container {
  width: 100%;
  height: 320px;
  min-height: 320px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-color);
  background: #101118;
  position: relative;
  z-index: 1;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

#act-map {
  width: 100%;
  height: 100%;
  min-height: 320px;
  background: #101118;
}

.act-no-map {
  background: var(--bg-surface);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.15rem;
  color: var(--text-dim);
  font-size: 0.825rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.leaflet-container {
  background: #101118 !important;
  font-family: var(--font-sans) !important;
}

.leaflet-control-zoom {
  border: 1px solid var(--border-color) !important;
  border-radius: var(--radius-sm) !important;
  overflow: hidden;
}

.leaflet-control-zoom a {
  background: #101118 !important;
  color: #fff !important;
  border-bottom: 1px solid var(--border-color) !important;
}

.leaflet-control-zoom a:hover {
  background: #181924 !important;
  color: var(--accent-cyan) !important;
}

.act-section-heading {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 1.25rem 0 0.65rem 0;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.act-stats-grid.dense {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.65rem;
  margin: 0.5rem 0 1rem 0;
}

.act-stat-box.highlight {
  background: rgba(0, 242, 254, 0.05);
  border-color: rgba(0, 242, 254, 0.2);
}

.zone-bars-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 0.75rem 0 1.25rem 0;
}

.zone-bar-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
}

.zone-name {
  width: 130px;
  font-weight: 600;
  color: var(--text-muted);
  flex-shrink: 0;
}

.zone-progress-bg {
  flex: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
}

.zone-progress-fill {
  height: 100%;
  border-radius: 999px;
}

.zone-progress-fill.z1 { background: #38bdf8; }
.zone-progress-fill.z2 { background: #10b981; }
.zone-progress-fill.z3 { background: #f59e0b; }
.zone-progress-fill.z4 { background: #ff5e3a; }
.zone-progress-fill.z5 { background: #ef4444; }
.zone-progress-fill.z6 { background: #8b5cf6; }
.zone-progress-fill.z7 { background: #ec4899; }

.zone-time-lbl {
  width: 90px;
  text-align: right;
  font-family: var(--font-mono);
  color: var(--text-main);
  font-weight: 600;
  flex-shrink: 0;
}

.laps-table-wrapper {
  overflow-x: auto;
  margin: 0.75rem 0 1.25rem 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  text-align: left;
}

.data-table th {
  background: var(--bg-surface);
  padding: 0.65rem 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.filter-chip {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s;
}

.filter-chip.active, .filter-chip:hover {
  background: rgba(0, 242, 254, 0.12);
  color: #fff;
  border-color: rgba(0, 242, 254, 0.4);
}

.search-control {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  color: #fff;
  padding: 0.4rem 0.95rem;
  font-size: 0.8rem;
  width: 200px;
}

.search-control:focus {
  outline: none;
  border-color: var(--accent-cyan);
}

.summary-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1.25rem;
  margin-bottom: 1.25rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.summary-strip strong {
  color: var(--text-main);
}

.form-group {
  margin-bottom: 1.25rem;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.45rem;
}

.form-control {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #fff;
  padding: 0.7rem 0.95rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-cyan);
}

.form-hint {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 4px;
  display: block;
}

.error-text {
  color: var(--accent-red);
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

.success-text {
  color: var(--accent-green);
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

.loading-placeholder {
  padding: 2.5rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.hidden {
  display: none !important;
}

.mb-4 { margin-bottom: 1rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }

@media (max-width: 900px) {
  .dashboard-split-grid, .charts-dual-grid, .coach-chat-layout {
    grid-template-columns: 1fr;
  }
  .app-header {
    padding: 0 1.25rem;
  }
  .nav-links {
    display: none;
  }
}