/* ==========================================================================
   RESATEK — THÈME 2026/2027
   Palette : Nuit alpine / Glacier / Corail
   Remplacement direct de styles/style_resatek.css — aucun changement HTML/PHP.
   ========================================================================== */

:root {
  --color-navy-950: #071827;
  --color-navy-900: #0b2239;
  --color-navy-800: #123b5a;
  --color-blue-600: #146f96;
  --color-glacier-500: #20a9bd;
  --color-glacier-100: #dff5f7;
  --color-glacier-50: #f2fafb;
  --color-coral-600: #e85036;
  --color-coral-500: #ff684a;
  --color-coral-100: #ffe7e1;
  --color-green-600: #21885d;
  --color-green-100: #e3f5eb;
  --color-surface: #ffffff;
  --color-surface-soft: #f7fbfc;
  --color-text: #10283b;
  --color-text-muted: #607586;
  --color-border: #d7e6eb;
  --color-border-strong: #b7d2da;
  --shadow-soft: 0 10px 32px rgba(7, 31, 50, 0.08);
  --shadow-card: 0 4px 14px rgba(7, 31, 50, 0.07);
  --shadow-card-hover: 0 12px 28px rgba(7, 31, 50, 0.14);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --transition: 180ms ease;
}

/* Base -------------------------------------------------------------------- */

html,
body,
h1,
h2,
h3,
h4,
h5 {
  font-family: "Raleway", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

html,
body {
  margin: 0;
  padding: 0;
}

body,
body.w3-pale-yellow,
body.w3-pale-blue {
  color: var(--color-text);
  background:
    radial-gradient(circle at 88% 8%, rgba(32, 169, 189, 0.13), transparent 28rem),
    linear-gradient(145deg, #eef8fa 0%, #f8fbfc 52%, #eaf4f7 100%) !important;
}

h1 {
  margin: 0;
  color: var(--color-navy-900);
  text-align: center;
  font-size: clamp(1.8rem, 3vw, 2.45rem);
  font-weight: 700;
  letter-spacing: -0.035em;
}

h2,
h3,
h4,
h5 {
  color: var(--color-navy-900);
}

a {
  color: var(--color-blue-600);
  text-decoration-color: rgba(20, 111, 150, 0.35);
  text-underline-offset: 0.18em;
  transition:
    color var(--transition),
    text-decoration-color var(--transition);
}

a:hover {
  color: var(--color-coral-600);
  text-decoration-color: currentColor;
}

::selection {
  color: #ffffff;
  background: var(--color-coral-500);
}

/* Barre haute -------------------------------------------------------------- */

div.w3-bar.w3-top {
  min-height: 52px;
  color: #ffffff !important;
  background:
    linear-gradient(100deg, var(--color-navy-950), var(--color-navy-800)) !important;
  border-bottom: 3px solid var(--color-coral-500);
  box-shadow: 0 5px 18px rgba(7, 24, 39, 0.18);
}

div.w3-bar.w3-top .w3-bar-item {
  color: #ffffff;
}

div.w3-bar.w3-top .w3-button:hover {
  color: #ffffff !important;
  background: rgba(255, 255, 255, 0.1) !important;
}

div.w3-bar.w3-top img {
  filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.2));
}

/* Navigation latérale ------------------------------------------------------ */

.w3-sidebar {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.97) !important;
  border-right: 1px solid var(--color-border);
  box-shadow: 8px 0 28px rgba(7, 31, 50, 0.06);
}

.w3-sidebar hr {
  border-color: var(--color-border);
  opacity: 0.7;
}

.w3-sidebar h5 {
  color: var(--color-navy-900);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.w3-sidebar .w3-bar-item {
  position: relative;
  color: var(--color-text);
  border-left: 3px solid transparent;
  transition:
    color var(--transition),
    background-color var(--transition),
    border-color var(--transition),
    transform var(--transition);
}

.w3-sidebar .w3-bar-item:hover,
.w3-sidebar .w3-bar-item:focus-visible {
  color: var(--color-navy-900) !important;
  background: var(--color-glacier-100) !important;
  border-left-color: var(--color-coral-500);
  transform: translateX(2px);
}

.w3-sidebar .w3-bar-item .fa {
  color: var(--color-blue-600);
}

.w3-sidebar .w3-green {
  color: #ffffff !important;
  background: var(--color-green-600) !important;
  border: 0;
  box-shadow: 0 8px 20px rgba(33, 136, 93, 0.2);
}

.w3-sidebar .w3-green:hover {
  color: #ffffff !important;
  background: #176b48 !important;
  border-left-color: transparent;
  transform: translateY(-1px);
}

.w3-sidebar .w3-text-grey {
  color: var(--color-text-muted) !important;
}

/* Contenu ----------------------------------------------------------------- */

.w3-main {
  margin-left: 300px;
  padding: 20px;
}

.container {
  max-width: 1200px;
  margin: 0 auto 2rem;
  padding: clamp(22px, 4vw, 44px);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(183, 210, 218, 0.75);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.container > div[style*="text-align:center"] {
  position: relative;
  padding: 0.8rem 0 1rem;
}

.container > div[style*="text-align:center"]::after {
  display: block;
  width: 64px;
  height: 4px;
  margin: 1rem auto 0;
  content: "";
  background: linear-gradient(90deg, var(--color-glacier-500), var(--color-coral-500));
  border-radius: 999px;
}

.container > div[style*="text-align:center"] img {
  filter: drop-shadow(0 9px 14px rgba(7, 31, 50, 0.12));
}

.w3-container h1,
.w3-container h2 {
  margin-top: 0;
  color: var(--color-navy-900);
}

/* Accueil — prochaines sorties -------------------------------------------- */

.home-next-dates {
  max-width: 900px;
  margin: 2rem auto;
  padding: 1rem;
}

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

.home-next-dates-header h2 {
  margin: 0;
  color: var(--color-navy-900);
  font-size: 1.55rem;
  font-weight: 750;
  letter-spacing: -0.025em;
}

.btn-see-all {
  padding: 0.55rem 1rem;
  color: var(--color-blue-600);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: 999px;
  transition:
    color var(--transition),
    border-color var(--transition),
    background-color var(--transition);
}

.btn-see-all:hover {
  color: var(--color-navy-900);
  background: var(--color-glacier-100);
  border-color: var(--color-glacier-500);
}

.dates-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.month-separator {
  margin-top: 1.65rem;
  margin-bottom: 0.35rem;
  padding: 0 0 0.55rem;
  color: var(--color-blue-600);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  border-bottom: 2px solid var(--color-glacier-100);
}

.date-card {
  position: relative;
  padding: 0.9rem 1rem 0.9rem 1.15rem;
  overflow: hidden;
  cursor: pointer;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition:
    box-shadow var(--transition),
    transform var(--transition),
    border-color var(--transition);
}

.date-card::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  content: "";
  background: linear-gradient(180deg, var(--color-glacier-500), var(--color-coral-500));
  opacity: 0.78;
  transition:
    width var(--transition),
    opacity var(--transition);
}

.date-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.date-card:hover::before {
  width: 6px;
  opacity: 1;
}

.date-card:focus-within {
  outline: 3px solid rgba(32, 169, 189, 0.23);
  outline-offset: 2px;
}

.date-card-main {
  display: flex;
  flex-direction: column;
  gap: 0.32rem;
}

.date-card-title {
  margin-bottom: 0.15rem;
  color: var(--color-navy-900);
  font-size: 1rem;
  font-weight: 750;
}

.date-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.date-card-date {
  color: var(--color-blue-600);
  font-weight: 700;
}

.date-card-location {
  padding-left: 0.75rem;
  border-left: 1px solid var(--color-border-strong);
}

.date-card-status {
  margin-left: auto;
  padding: 0.22rem 0.62rem;
  color: var(--color-green-600);
  font-size: 0.74rem;
  font-weight: 800;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--color-green-100);
  border: 1px solid rgba(33, 136, 93, 0.18);
  border-radius: 999px;
}

.date-card-prices {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.2rem;
  color: var(--color-text);
  font-size: 0.88rem;
}

.date-card-prices span {
  padding: 0.15rem 0.45rem;
  background: var(--color-glacier-50);
  border-radius: 5px;
}

.date-details {
  display: none;
  margin-top: 0.7rem;
  padding: 0.8rem 0.9rem;
  color: var(--color-text);
  font-size: 0.9rem;
  line-height: 1.55;
  background: var(--color-surface-soft);
  border-top: 0;
  border-left: 3px solid var(--color-glacier-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* Tables ------------------------------------------------------------------ */

table {
  width: 100%;
  margin-bottom: 20px;
  overflow: hidden;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

th,
td {
  padding: 12px;
  text-align: left;
  border: 0;
  border-bottom: 1px solid var(--color-border);
}

th {
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--color-navy-800);
}

td {
  color: var(--color-text);
  background: var(--color-surface);
}

tbody tr:nth-child(even) td {
  background: var(--color-surface-soft);
}

tbody tr:hover td {
  background: var(--color-glacier-50);
}

/* Formulaires et boutons --------------------------------------------------- */

label {
  display: block;
  margin-bottom: 8px;
  color: var(--color-navy-900);
  font-weight: 700;
}

textarea,
input,
select {
  box-sizing: border-box;
  width: 100%;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
}

textarea {
  display: block;
  margin-bottom: 8px;
  padding: 12px;
}

input,
select {
  padding: 12px;
  margin-bottom: 20px;
}

textarea:focus,
input:focus,
select:focus {
  border-color: var(--color-glacier-500);
  outline: 0;
  box-shadow: 0 0 0 4px rgba(32, 169, 189, 0.16);
}

button,
input[type="submit"] {
  display: block;
  padding: 12px 16px;
  margin-top: 20px;
  margin-bottom: 20px;
  color: #ffffff;
  font-weight: 750;
  cursor: pointer;
  background: var(--color-coral-500);
  border: 0;
  border-radius: var(--radius-sm);
  box-shadow: 0 6px 16px rgba(232, 80, 54, 0.22);
  transition:
    background-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}

button:hover,
input[type="submit"]:hover {
  background: var(--color-coral-600);
  box-shadow: 0 9px 20px rgba(232, 80, 54, 0.28);
  transform: translateY(-1px);
}

button:focus-visible,
input[type="submit"]:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(32, 169, 189, 0.4);
  outline-offset: 3px;
}

.install-button {
  padding: 10px;
  color: #ffffff;
  cursor: pointer;
  background: var(--color-green-600);
  border: 0;
  border-radius: var(--radius-sm);
}

/* Feedback & inscription --------------------------------------------------- */

.alert {
  padding: 0.75rem 0.9rem;
  margin-bottom: 1rem;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
}

.alert-success {
  color: #145c3e;
  background: var(--color-green-100);
  border: 1px solid #86c7a5;
}

.alert-error {
  color: #8f2e22;
  background: var(--color-coral-100);
  border: 1px solid #efa08f;
}

.alert-info {
  color: var(--color-navy-800);
  background: var(--color-glacier-100);
  border: 1px solid #8dced7;
}

.info-banner {
  padding: 0.75rem 0.9rem;
  margin-bottom: 1rem;
  color: var(--color-navy-800);
  font-size: 0.95rem;
  background: var(--color-glacier-50);
  border-left: 4px solid var(--color-glacier-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.month-selector {
  margin-bottom: 1.5rem;
}

.month-selector h2 {
  margin-bottom: 0.5rem;
}

.form-inline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.form-inline label {
  margin-bottom: 0;
}

.form-inline select,
.form-inline button {
  width: auto;
  padding: 0.45rem 0.7rem;
  font-size: 0.95rem;
}

.dates-available h2 {
  margin-bottom: 0.8rem;
}

.dates-table {
  width: 100%;
  font-size: 0.95rem;
  border-collapse: separate;
  border-spacing: 0;
  box-shadow: var(--shadow-card);
}

.dates-table th,
.dates-table td {
  padding: 0.5rem 0.65rem;
  vertical-align: top;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.dates-table th {
  color: #ffffff;
  background: var(--color-navy-800);
}

.dates-table td {
  background: var(--color-surface);
}

.infos-supp {
  max-width: 260px;
}

.inscription-form {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.inscription-form select,
.inscription-form button {
  width: 100%;
  padding: 0.4rem 0.55rem;
  font-size: 0.9rem;
}

/* Informations bancaires -------------------------------------------------- */

.bank-details {
  max-width: 520px;
  padding: 20px;
  font-family: system-ui, sans-serif;
  background: var(--color-surface-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.bank-details h3 {
  margin-bottom: 16px;
  font-size: 1.1rem;
  font-weight: 700;
}

.bank-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.label {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.value {
  color: var(--color-text);
  font-weight: 600;
  text-align: right;
}

.iban {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: 0.04em;
}

/* Responsive --------------------------------------------------------------- */

@media (max-width: 768px) {
  .w3-main {
    margin-left: 0 !important;
    padding: 10px;
  }

  .container {
    padding: 20px 14px;
    border-radius: 14px;
  }

  .home-next-dates {
    padding: 0;
  }

  .home-next-dates-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.5rem;
  }

  .date-card {
    padding: 0.85rem 0.8rem 0.85rem 1rem;
  }

  .date-card-status {
    margin-top: 0.2rem;
    margin-left: 0;
  }

  .date-card-prices {
    gap: 0.35rem;
  }

  .form-inline {
    align-items: stretch;
    flex-direction: column;
  }

  .form-inline select,
  .form-inline button {
    width: 100%;
  }

  .dates-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  .bank-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 3px;
  }

  .value {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}