/* ════════════════════════════════════════════════════════════
   POLISH.CSS — Améliorations visuelles sans casser les thèmes
   Toutes les améliorations utilisent les CSS variables existantes
   ════════════════════════════════════════════════════════════ */

/* ─── Système d'ombres réutilisables ─── */
:root {
  --shadow-sm: 0 1px 2px rgba(10, 45, 80, .04), 0 1px 3px rgba(10, 45, 80, .03);
  --shadow-md: 0 4px 6px rgba(10, 45, 80, .04), 0 2px 4px rgba(10, 45, 80, .03);
  --shadow-lg: 0 10px 25px rgba(10, 45, 80, .08), 0 4px 10px rgba(10, 45, 80, .04);
  --shadow-xl: 0 20px 40px rgba(10, 45, 80, .12), 0 8px 16px rgba(10, 45, 80, .06);
  --shadow-glow: 0 0 0 4px var(--badge-bg);
  --transition-fast: 120ms cubic-bezier(.4, 0, .2, 1);
  --transition-med:  220ms cubic-bezier(.4, 0, .2, 1);
  --transition-slow: 320ms cubic-bezier(.4, 0, .2, 1);
}

/* ─── Smooth scrolling + better typography ─── */
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { text-rendering: optimizeLegibility; }

/* Scrollbar discrète */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-col); border-radius: 10px; border: 2px solid var(--section-bg); }
::-webkit-scrollbar-thumb:hover { background: var(--primary-mid); }

/* Sélection texte */
::selection { background: var(--primary); color: #fff; }

/* ─── NAV : ombre subtile + transition ─── */
.tc-nav {
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.tc-nav .logo {
  transition: transform var(--transition-fast);
}
.tc-nav .logo:hover {
  transform: translateY(-1px);
}
.tc-nav .nav-links a {
  transition: color var(--transition-fast), transform var(--transition-fast);
  padding: 6px 0;
}
.tc-nav .nav-links a:hover {
  transform: translateY(-1px);
}
.tc-nav .nav-links a.active::after {
  height: 2px;
  border-radius: 2px;
  animation: slideUnder var(--transition-med);
}
@keyframes slideUnder {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
.nav-cta {
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}
.nav-cta:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  opacity: 1;
}
.nav-cta:active { transform: translateY(0); }

.nav-user-btn {
  transition: all var(--transition-fast);
}
.nav-user-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-1px);
}
.nav-user-btn:hover .nav-avatar { background: rgba(255, 255, 255, .25); }

.nav-dropdown {
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-col);
  animation: dropDown var(--transition-fast);
  transform-origin: top right;
}
@keyframes dropDown {
  from { opacity: 0; transform: translateY(-8px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.nav-dropdown a {
  transition: all var(--transition-fast);
}
.nav-dropdown a:hover {
  background: var(--badge-bg);
  color: var(--primary);
  transform: translateX(2px);
}

/* ─── HERO : meilleur contraste + animations subtiles ─── */
.tc-hero {
  position: relative;
  overflow: hidden;
}
.tc-hero h1 {
  animation: fadeUp 600ms ease-out both;
}
.tc-hero p {
  animation: fadeUp 600ms ease-out 100ms both;
}
.tc-hero .tc-search,
.tc-hero .tc-badge {
  animation: fadeUp 600ms ease-out 200ms both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── BADGES : plus de finesse ─── */
.tc-badge {
  font-size: 10px;
  letter-spacing: .12em;
  transition: all var(--transition-fast);
}
.tc-badge:hover {
  transform: translateY(-1px);
}

/* ─── SEARCH : ombre douce + focus ring ─── */
.tc-search {
  box-shadow: var(--shadow-md);
  transition: box-shadow var(--transition-med);
}
.tc-search:hover { box-shadow: var(--shadow-lg); }
.tc-search .field input,
.tc-search .field select {
  transition: all var(--transition-fast);
}
.tc-search .field input:hover,
.tc-search .field select:hover {
  border-color: var(--primary-mid);
}
.tc-search .field input:focus,
.tc-search .field select:focus {
  box-shadow: 0 0 0 3px var(--badge-bg);
}
.btn-search {
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}
.btn-search:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  opacity: 1;
}

/* ─── CARDS : ombres + hover plus marqué ─── */
.tc-card {
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-med), box-shadow var(--transition-med), border-color var(--transition-fast);
  border: 1px solid var(--border-col);
}
.tc-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-mid);
}
.tc-card .card-img {
  transition: transform var(--transition-slow);
}
.tc-card:hover .card-img > img {
  transform: scale(1.04);
}
.tc-card .card-img > img {
  transition: transform var(--transition-slow);
}

.card-name {
  transition: color var(--transition-fast);
}
.tc-card:hover .card-name {
  color: var(--primary);
}

.btn-book {
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}
.btn-book:hover:not(:disabled) {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  opacity: 1;
}
.btn-book:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.card-specs span {
  transition: all var(--transition-fast);
}
.tc-card:hover .card-specs span {
  background: var(--badge-bg);
}

/* ─── STATS bar : alignement et soulignement ─── */
.tc-stats .stat {
  transition: background var(--transition-fast);
  cursor: default;
}
.tc-stats .stat:hover {
  background: var(--card-bg);
}
.stat-num {
  background: linear-gradient(135deg, var(--primary), var(--primary-mid));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ─── FEATURES : plus de pep ─── */
.tc-feature {
  transition: all var(--transition-med);
  position: relative;
  overflow: hidden;
}
.tc-feature::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-med);
}
.tc-feature:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-mid);
}
.tc-feature:hover::before { transform: scaleX(1); }
.tc-feature .icon {
  transition: all var(--transition-med);
}
.tc-feature:hover .icon {
  background: var(--primary);
  color: #fff;
  transform: scale(1.05) rotate(-5deg);
}

/* ─── FORM : focus ring + hover ─── */
.form-group input,
.form-group select,
.form-group textarea {
  transition: all var(--transition-fast);
}
.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
  border-color: var(--primary-mid);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  box-shadow: 0 0 0 3px var(--badge-bg);
  border-color: var(--primary);
}

/* ─── BUTTONS : meilleurs états ─── */
.btn-primary {
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, .15);
  opacity: 0;
  transition: opacity var(--transition-fast);
}
.btn-primary:hover:not(:disabled) {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  opacity: 1;
}
.btn-primary:hover:not(:disabled)::before { opacity: 1; }
.btn-primary:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-outline {
  transition: all var(--transition-fast);
  position: relative;
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn-danger {
  transition: all var(--transition-fast);
}
.btn-danger:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
  opacity: 1;
}

/* ─── FILTER PILLS ─── */
.filter-pill {
  transition: all var(--transition-fast);
}
.filter-pill:hover:not(.active) {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--badge-bg);
  transform: translateY(-1px);
}
.filter-pill.active {
  box-shadow: var(--shadow-sm);
}

/* ─── STEPS indicator ─── */
.step {
  transition: all var(--transition-fast);
}
.step-num {
  transition: all var(--transition-med);
}
.step.active .step-num {
  box-shadow: 0 0 0 4px var(--badge-bg);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px var(--badge-bg); }
  50%      { box-shadow: 0 0 0 8px var(--badge-bg); }
}

/* ─── KPI cards ─── */
.kpi-card {
  transition: all var(--transition-med);
  position: relative;
  overflow: hidden;
}
.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 60px; height: 60px;
  background: var(--badge-bg);
  border-radius: 50%;
  transform: translate(20px, -20px);
  opacity: 0;
  transition: opacity var(--transition-med);
}
.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-mid);
}
.kpi-card:hover::before { opacity: 1; }

/* ─── SIDEBAR ─── */
.sidebar-link {
  transition: all var(--transition-fast);
}
.sidebar-link:hover {
  transform: translateX(2px);
}
.sidebar-link.active {
  box-shadow: inset 3px 0 0 var(--primary);
}

/* ─── TABLE ─── */
.tc-table tr {
  transition: background var(--transition-fast);
}
.tc-table tr:hover td {
  background: var(--badge-bg);
}

/* ─── STATUS PILLS ─── */
.status-pill {
  font-weight: 600;
  padding: 4px 12px;
  letter-spacing: .03em;
}

/* ─── MODAL ─── */
.modal-overlay {
  background: rgba(10, 45, 80, .6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  animation: fadeIn var(--transition-fast);
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.modal {
  box-shadow: var(--shadow-xl);
  animation: scaleIn var(--transition-med);
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(.95) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-close {
  transition: all var(--transition-fast);
}
.modal-close:hover {
  background: #c83e3e;
  color: #fff;
  transform: rotate(90deg);
}

/* ─── TOAST ─── */
.toast {
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(8px);
}

/* ─── LOADING / SKELETON ─── */
.skeleton {
  background: linear-gradient(90deg, var(--input-bg) 25%, var(--badge-bg) 50%, var(--input-bg) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
  border-radius: var(--btn-radius);
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ─── PAGE HEADER : visuel ─── */
.page-header {
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--badge-bg) 0%, transparent 70%);
  pointer-events: none;
  opacity: .6;
}
.page-header > * { position: relative; }

/* ─── FOOTER ─── */
.footer-col a {
  transition: all var(--transition-fast);
}
.footer-col a:hover {
  opacity: 1;
  transform: translateX(2px);
  color: var(--primary);
}

/* ─── UTILS / helpers visuels ─── */
.fade-in {
  animation: fadeUp 400ms ease-out both;
}

/* Espacement plus respirant pour les sections */
.tc-section { padding: 72px 32px; }
@media (max-width: 768px) {
  .tc-section { padding: 48px 20px; }
}

/* ─── CONFIGURATEUR (bouton flottant) ─── */
.tc-configurator-btn {
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-med);
}
.tc-configurator-btn:hover {
  transform: translateY(-2px) rotate(15deg);
  box-shadow: var(--shadow-xl);
}

/* Mobile : moins d'effets coûteux */
@media (max-width: 640px) {
  .tc-card:hover { transform: translateY(-2px); }
  .tc-card:hover .card-img > img { transform: none; }
  .tc-feature:hover { transform: none; }
}

/* ─── Disabled states ─── */
button:disabled, input:disabled, select:disabled {
  cursor: not-allowed;
  opacity: .55;
}

/* ─── Liens : meilleur underline ─── */
a:not(.nav-link):not(.btn-primary):not(.btn-outline):not(.btn-book):not(.nav-cta):not(.btn-book):not(.sidebar-link):not(.footer-col a):not(.modal-close):hover {
  text-underline-offset: 3px;
}

/* ─── Empty states / messages ─── */
[style*="text-align:center"] {
  line-height: 1.6;
}