/* ===== BTM Racing — thème néon ===== */
:root {
  --bg: #0b0b12;
  --bg-alt: #11121c;
  --panel: #171827;
  --panel-edge: #262840;
  --text: #e8e9f2;
  --text-dim: #9a9db5;
  --yellow: #ffe600;
  --pink: #ff2fb9;
  --cyan: #35e0d0;
  --glow-yellow: 0 0 6px rgba(255, 230, 0, 0.8), 0 0 24px rgba(255, 230, 0, 0.35);
  --glow-pink: 0 0 6px rgba(255, 47, 185, 0.8), 0 0 24px rgba(255, 47, 185, 0.35);
  --glow-cyan: 0 0 6px rgba(53, 224, 208, 0.8), 0 0 24px rgba(53, 224, 208, 0.35);
  --font-display: "Orbitron", sans-serif;
  --font-body: "Rajdhani", sans-serif;
}

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

[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

html, body { overflow-x: clip; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: 1.6;
}

a { color: inherit; }

.neon-yellow { color: var(--yellow); text-shadow: var(--glow-yellow); }
.neon-pink   { color: var(--pink);   text-shadow: var(--glow-pink); }
.neon-cyan   { color: var(--cyan);   text-shadow: var(--glow-cyan); }

/* ===== Boutons ===== */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.85rem 1.8rem;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: linear-gradient(100deg, var(--pink), #c522ff);
  color: #fff;
  box-shadow: 0 0 18px rgba(255, 47, 185, 0.45);
}
.btn-primary:hover { box-shadow: 0 0 28px rgba(255, 47, 185, 0.7); }
.btn-primary:disabled {
  background: #2a2b3d;
  color: var(--text-dim);
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

.btn-ghost {
  background: transparent;
  color: var(--cyan);
  border-color: var(--cyan);
  box-shadow: inset 0 0 10px rgba(53, 224, 208, 0.15);
}
.btn-ghost:hover { box-shadow: var(--glow-cyan), inset 0 0 10px rgba(53, 224, 208, 0.25); }

.btn-small { padding: 0.5rem 1.2rem; font-size: 0.8rem; }
.btn-full { width: 100%; }

/* ===== Navigation ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 5vw;
  background: rgba(11, 11, 18, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--panel-edge);
}

.nav-logo { text-decoration: none; font-family: var(--font-display); font-size: 1.3rem; font-weight: 900; }
.logo-btm { color: var(--yellow); text-shadow: var(--glow-yellow); }
.logo-racing { color: var(--cyan); text-shadow: var(--glow-cyan); font-style: italic; margin-left: 0.3rem; }

.nav-links { display: flex; align-items: center; gap: 1.8rem; }
.nav-links a:not(.btn) {
  text-decoration: none;
  color: var(--text-dim);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  transition: color 0.15s ease;
}
.nav-links a:not(.btn):hover { color: var(--pink); text-shadow: var(--glow-pink); }

.nav-burger { display: none; background: none; border: none; cursor: pointer; padding: 0.4rem; }
.nav-burger span { display: block; width: 26px; height: 3px; background: var(--cyan); margin: 5px 0; border-radius: 2px; box-shadow: var(--glow-cyan); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: 4rem 5vw 2rem;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(53, 224, 208, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(53, 224, 208, 0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.hero-content { position: relative; z-index: 1; }

.hero-kicker {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.35em;
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Enseigne néon (logo) */
.hero-logo { width: min(560px, 90vw); margin: 0 auto; }
.hero-logo svg { width: 100%; height: auto; }

.neon-stroke {
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}
.neon-stroke .thin, .neon-stroke.thin { stroke-width: 3; }
.stroke-pink { stroke: var(--pink); filter: drop-shadow(0 0 5px rgba(255, 47, 185, 0.9)) drop-shadow(0 0 16px rgba(255, 47, 185, 0.4)); }
.stroke-cyan { stroke: var(--cyan); filter: drop-shadow(0 0 5px rgba(53, 224, 208, 0.8)) drop-shadow(0 0 14px rgba(53, 224, 208, 0.35)); }

.logo-text {
  font-family: var(--font-display);
  font-weight: 900;
  fill: none;
  stroke-width: 3.5;
  paint-order: stroke;
}
.logo-text-italic { font-style: italic; }
.text-yellow { stroke: var(--yellow); fill: var(--yellow); fill-opacity: 0.14; filter: drop-shadow(0 0 6px rgba(255, 230, 0, 0.9)) drop-shadow(0 0 20px rgba(255, 230, 0, 0.4)); }
.text-cyan { stroke: var(--cyan); fill: var(--cyan); fill-opacity: 0.14; filter: drop-shadow(0 0 6px rgba(53, 224, 208, 0.9)) drop-shadow(0 0 20px rgba(53, 224, 208, 0.4)); }

.logo-address { font-family: var(--font-body); font-weight: 700; font-size: 30px; letter-spacing: 0.02em; }
.logo-address .text-yellow, .logo-address .text-cyan { stroke: none; fill-opacity: 1; }

.hero-sub { margin: 1.5rem auto 2.2rem; max-width: 560px; color: var(--text-dim); font-size: 1.25rem; }

.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ===== Sections ===== */
.section { padding: 5.5rem 5vw; max-width: 1200px; margin: 0 auto; }
.section-alt { position: relative; }
.section-alt::before {
  content: "";
  position: absolute;
  inset: 0 -100vw;
  background: var(--bg-alt);
  z-index: -1;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 1rem;
}

.section-intro { text-align: center; color: var(--text-dim); max-width: 640px; margin: 0 auto 3rem; font-size: 1.15rem; }

/* ===== Cartes expérience ===== */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

.card {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 14px;
  padding: 1.8rem 1.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover { transform: translateY(-5px); }
.card-yellow:hover { border-color: var(--yellow); box-shadow: 0 8px 30px rgba(255, 230, 0, 0.15); }
.card-pink:hover   { border-color: var(--pink);   box-shadow: 0 8px 30px rgba(255, 47, 185, 0.18); }
.card-cyan:hover   { border-color: var(--cyan);   box-shadow: 0 8px 30px rgba(53, 224, 208, 0.15); }

.card-icon { font-size: 2.2rem; margin-bottom: 0.8rem; }
.card h3 { font-family: var(--font-display); font-size: 1.1rem; text-transform: uppercase; margin-bottom: 0.6rem; }
.card p { color: var(--text-dim); font-size: 1.02rem; }

/* ===== Tarifs ===== */
.pricing { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; align-items: stretch; }

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 14px;
  padding: 2rem 1.6rem;
  text-align: center;
}
.price-card h3 { font-family: var(--font-display); text-transform: uppercase; font-size: 1.15rem; }
.price-duration { color: var(--text-dim); font-size: 0.95rem; margin-top: 0.3rem; }

.price-amount {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--yellow);
  text-shadow: var(--glow-yellow);
  margin: 1.1rem 0;
}
.price-note { font-size: 0.85rem; font-weight: 500; color: var(--text-dim); text-shadow: none; margin-left: 0.3rem; }
.price-from { font-size: 1.1rem; font-weight: 700; margin-right: 0.15rem; }
.price-amount { white-space: nowrap; }

.price-card ul { list-style: none; margin-bottom: 1.6rem; flex: 1; }
.price-card li { padding: 0.35rem 0; color: var(--text-dim); }
.price-card li::before { content: "▸ "; color: var(--cyan); }

/* Boutons alignés en bas des cartes, même hauteur partout */
.price-card .btn {
  margin-top: auto;
  width: 100%;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
  white-space: nowrap;
}

.price-featured {
  border-color: var(--pink);
  box-shadow: 0 0 30px rgba(255, 47, 185, 0.2);
}
.price-badge {
  position: absolute;
  top: -0.9rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--pink);
  color: #fff;
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.25rem 1rem;
  border-radius: 99px;
  white-space: nowrap;
  box-shadow: var(--glow-pink);
}

.pricing-disclaimer { text-align: center; color: var(--text-dim); font-style: italic; margin-top: 2.2rem; }

/* ===== Réservation ===== */
.booking {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  align-items: start;
}

.booking-panel {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 14px;
  padding: 1.6rem;
}

.booking-step {
  font-family: var(--font-display);
  font-size: 1rem;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.booking-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  border: 2px solid var(--pink);
  color: var(--pink);
  font-size: 0.9rem;
  box-shadow: var(--glow-pink);
  flex-shrink: 0;
}
.booking-step-gap { margin-top: 1.8rem; }

/* Calendrier */
.calendar-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.9rem; }
.cal-month { font-family: var(--font-display); font-size: 1rem; text-transform: capitalize; color: var(--cyan); text-shadow: var(--glow-cyan); }

.cal-nav {
  background: none;
  border: 1px solid var(--panel-edge);
  color: var(--text);
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 8px;
  font-size: 1.3rem;
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.cal-nav:hover:not(:disabled) { border-color: var(--cyan); color: var(--cyan); }
.cal-nav:disabled { opacity: 0.3; cursor: not-allowed; }

.calendar-days, .calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 0.3rem; }
.calendar-days span { text-align: center; font-size: 0.8rem; font-weight: 700; text-transform: uppercase; color: var(--text-dim); padding-bottom: 0.4rem; }

.cal-day {
  aspect-ratio: 1;
  border: 1px solid transparent;
  border-radius: 8px;
  background: none;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.cal-day:hover:not(:disabled) { border-color: var(--cyan); background: rgba(53, 224, 208, 0.08); }
.cal-day:disabled { color: #3a3c52; cursor: not-allowed; }
.cal-day.is-today { border-color: var(--yellow); }
.cal-day.is-selected {
  background: var(--pink);
  color: #fff;
  box-shadow: var(--glow-pink);
  border-color: var(--pink);
}
.cal-day.is-empty { visibility: hidden; }

/* Créneaux */
.booking-hint { color: var(--text-dim); font-size: 0.95rem; margin-bottom: 0.8rem; }

.slots { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 0.5rem; }

.slot {
  padding: 0.55rem 0.3rem;
  border-radius: 8px;
  border: 1px solid var(--panel-edge);
  background: none;
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.slot:hover:not(:disabled) { border-color: var(--yellow); background: rgba(255, 230, 0, 0.07); }
.slot:disabled { color: #3a3c52; cursor: not-allowed; text-decoration: line-through; }
.slot.is-selected {
  background: var(--yellow);
  color: #111;
  border-color: var(--yellow);
  box-shadow: var(--glow-yellow);
}

/* Formules */
.formula-select { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }

.formula {
  padding: 0.7rem 0.4rem;
  border-radius: 8px;
  border: 1px solid var(--panel-edge);
  background: none;
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.25;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.formula small { color: var(--text-dim); font-weight: 500; }
.formula:hover { border-color: var(--cyan); background: rgba(53, 224, 208, 0.07); }
.formula.is-selected {
  border-color: var(--cyan);
  background: rgba(53, 224, 208, 0.14);
  box-shadow: var(--glow-cyan);
}
.formula.is-selected small { color: var(--cyan); }

/* Formulaire */
.booking-form { display: flex; flex-direction: column; gap: 0.9rem; }
.booking-form label { font-weight: 600; font-size: 0.95rem; display: flex; flex-direction: column; gap: 0.3rem; }
.optional { color: var(--text-dim); font-weight: 400; }

.booking-form input {
  background: var(--bg);
  border: 1px solid var(--panel-edge);
  border-radius: 8px;
  padding: 0.7rem 0.9rem;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.booking-form input:focus { outline: none; border-color: var(--pink); box-shadow: 0 0 10px rgba(255, 47, 185, 0.3); }

.booking-recap {
  background: var(--bg);
  border: 1px dashed var(--panel-edge);
  border-radius: 8px;
  padding: 0.9rem;
  font-size: 0.98rem;
}
.booking-recap .recap-empty { color: var(--text-dim); font-style: italic; }
.booking-recap p { margin: 0.15rem 0; }
.booking-recap strong { color: var(--yellow); }

.booking-demo-note { text-align: center; color: var(--text-dim); font-size: 0.85rem; font-style: italic; }

/* Succès */
.booking-success { text-align: center; padding: 1rem 0; }
.success-flag { font-size: 3rem; margin-bottom: 0.5rem; }
.booking-success h3 {
  font-family: var(--font-display);
  text-transform: uppercase;
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
  margin-bottom: 0.8rem;
}
.booking-success p { color: var(--text-dim); margin-bottom: 0.6rem; }
#successDetails { color: var(--text); font-weight: 600; }
.booking-success .btn { margin-top: 1rem; }

/* ===== CTA réservation (accueil) ===== */
.reservation-cta { text-align: center; }

/* ===== Page groupes ===== */
.groupes-hero { text-align: center; padding-top: 4rem; }
.groupes-hero .hero-cta { margin-top: 2.2rem; }

.race-steps {
  list-style: none;
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.race-steps li {
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 14px;
  padding: 1.4rem 1.6rem;
}
.race-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  border: 2px solid var(--yellow);
  color: var(--yellow);
  font-family: var(--font-display);
  font-weight: 900;
  box-shadow: var(--glow-yellow);
}
.race-steps h3 { font-family: var(--font-display); font-size: 1.05rem; text-transform: uppercase; margin-bottom: 0.3rem; }
.race-steps p { color: var(--text-dim); }

.groupes-infos { grid-template-columns: repeat(3, 1fr); }
.groupes-cta { margin-top: 3rem; }
.groupes-cta-note { margin-top: 1rem; color: var(--text-dim); }
.groupes-cta-note a { color: var(--cyan); text-decoration: none; }
.groupes-cta-note a:hover { text-shadow: var(--glow-cyan); }

@media (max-width: 1080px) {
  .groupes-infos { grid-template-columns: 1fr; }
}

/* ===== Page réservation : wizard ===== */
.wizard-section { max-width: 860px; }

.wizard-progress {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  list-style: none;
  margin: 0 0 2.5rem;
  flex-wrap: wrap;
}
.wizard-progress li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--text-dim);
}
.wizard-progress li span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  border: 2px solid var(--panel-edge);
  font-size: 0.9rem;
}
.wizard-progress li.is-active { color: var(--text); }
.wizard-progress li.is-active span { border-color: var(--pink); color: var(--pink); box-shadow: var(--glow-pink); }
.wizard-progress li.is-done { color: var(--cyan); }
.wizard-progress li.is-done span { border-color: var(--cyan); color: var(--cyan); }

.wizard {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 14px;
  padding: 2rem;
}

.wizard-step { display: none; }
.wizard-step.is-active { display: block; animation: wizard-in 0.25s ease; }
@keyframes wizard-in {
  from { opacity: 0; transform: translateX(14px); }
  to { opacity: 1; transform: translateX(0); }
}

.wizard-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  text-align: center;
}

.wizard-formulas { grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
.wizard-formula { padding: 1.1rem 0.6rem; font-size: 1.05rem; }

.wizard-calendar { max-width: 420px; margin: 0 auto; }

.wizard-slots { grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); }
.slot-remaining { display: block; font-size: 0.75rem; font-weight: 500; color: var(--text-dim); }
.slot.is-selected .slot-remaining { color: #333; }

.wizard-final { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.5rem; align-items: start; }
.wizard-recap h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 0.6rem;
}
.recap-price span { color: var(--text-dim); font-size: 0.9rem; }

.payment-placeholder {
  border: 1px dashed var(--panel-edge);
  border-radius: 8px;
  padding: 0.9rem 1rem;
  background: var(--bg);
}
.payment-placeholder h3 { font-size: 1rem; margin-bottom: 0.3rem; }
.payment-placeholder p { color: var(--text-dim); font-size: 0.95rem; }

.booking-error { color: var(--pink); font-weight: 700; text-align: center; }

.wizard-nav { display: flex; margin-top: 1.8rem; }
.wizard-spacer { flex: 1; }

.success-code { font-size: 1.15rem; }
.success-code strong { color: var(--yellow); text-shadow: var(--glow-yellow); letter-spacing: 0.08em; }

@media (max-width: 700px) {
  .wizard { padding: 1.3rem; }
  .wizard-final { grid-template-columns: 1fr; }
  .wizard-recap { order: -1; }
}

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; }

.contact-card {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 14px;
  padding: 1.8rem 1.5rem;
  text-align: center;
}
.contact-card h3 { font-family: var(--font-display); font-size: 1rem; text-transform: uppercase; margin-bottom: 0.8rem; }
.contact-card a { color: var(--text); text-decoration: none; font-weight: 600; }
.contact-card a:hover { color: var(--pink); }
.contact-hours { color: var(--text-dim); font-size: 0.95rem; margin-top: 0.5rem; }

/* ===== Footer ===== */
.footer {
  text-align: center;
  padding: 3rem 5vw 2.5rem;
  border-top: 1px solid var(--panel-edge);
  color: var(--text-dim);
}
.footer p:first-child { font-family: var(--font-display); font-size: 1.2rem; font-weight: 900; margin-bottom: 0.5rem; }
.footer-fine { font-size: 0.85rem; margin-top: 0.8rem; }

/* ===== Responsive ===== */
@media (max-width: 1080px) {
  .cards, .pricing { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .cards, .pricing { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(11, 11, 18, 0.97);
    padding: 1.5rem 5vw 2rem;
    border-bottom: 1px solid var(--panel-edge);
    gap: 1.2rem;
  }
  .nav-links.is-open { display: flex; }
  .nav-burger { display: block; }
  .hero { min-height: 72vh; }
  .price-featured { transform: none; }
}