:root{
  --amber:#f59e0b;--amber-dark:#d97706;--amber-light:#fffbeb;
  --blue:#2563eb;--blue-dark:#1d4ed8;--blue-light:#eff6ff;
  --green:#16a34a;--green-bg:#f0fdf4;
  --red:#dc2626;--red-bg:#fef2f2;
  --g50:#f9fafb;--g100:#f3f4f6;--g200:#e5e7eb;--g300:#d1d5db;
  --g400:#9ca3af;--g500:#6b7280;--g700:#374151;--g900:#111827;
  --white:#fff;--r:8px;--rlg:14px;
  --sh:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);
  --tr:.15s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;background:var(--g50);color:var(--g900);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}a:hover{color:var(--blue-dark)}

.site-header{background:var(--white);border-bottom:1px solid var(--g200);padding:0 24px;position:sticky;top:0;z-index:100}
.header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;color:var(--g900)}
.logo-icon{width:36px;height:36px;background:var(--amber);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px}
.header-contact{font-size:13px;color:var(--g500);display:flex;gap:16px;align-items:center}
.header-contact a{color:var(--blue);font-weight:500}

.hero{background:var(--white);border-bottom:1px solid var(--g200);padding:52px 24px 44px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--amber),var(--amber-dark))}
.hero h1{font-size:clamp(26px,4vw,44px);font-weight:800;color:var(--g900);letter-spacing:-.02em;line-height:1.1;margin-bottom:14px}
.hero p{font-size:17px;color:var(--g500);max-width:520px;margin:0 auto 28px}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.hero-badge{background:var(--g100);border:1px solid var(--g200);border-radius:20px;padding:5px 14px;font-size:13px;font-weight:500;color:var(--g700)}

.pricing-bar{background:var(--amber);color:var(--g900);text-align:center;padding:11px 20px;font-size:14px;font-weight:600}
.pricing-bar strong{font-weight:800}
.pricing-bar span{opacity:.6;margin:0 10px}

.horaires-bar{background:var(--white);border:1px solid var(--g200);border-radius:var(--r);padding:10px 18px;display:flex;gap:20px;flex-wrap:wrap;align-items:center;font-size:13px;color:var(--g700);margin-bottom:16px;box-shadow:var(--sh)}
.horaires-bar span{display:flex;align-items:center;gap:6px}
.horaires-bar strong{color:var(--g900)}

.main-container{max-width:1200px;margin:0 auto;padding:28px 16px 60px}

.steps-indicator{display:flex;justify-content:center;align-items:center;gap:0;margin-bottom:24px}
.step-item{display:flex;align-items:center;gap:8px;color:var(--g400);font-size:14px;font-weight:500}
.step-num{width:30px;height:30px;border-radius:50%;background:var(--g200);color:var(--g400);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;transition:var(--tr)}
.step-item.active .step-num{background:var(--amber);color:var(--g900)}
.step-item.active{color:var(--amber-dark);font-weight:700}
.step-item.completed .step-num{background:var(--green);color:white}
.step-line{width:56px;height:2px;background:var(--g200);margin:0 4px}
.step-line.done{background:var(--green)}

.card{background:var(--white);border:1px solid var(--g200);border-radius:var(--rlg);box-shadow:var(--sh);overflow:hidden;margin-bottom:16px}
.card-header{padding:14px 20px;border-bottom:1px solid var(--g100);display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:700;font-size:15px;color:var(--g900)}
.card-header .icon{font-size:16px}
.card-body{padding:20px}

.cal-nav-bar{display:flex;align-items:center;justify-content:center;gap:20px;padding:14px 20px;border-bottom:1px solid var(--g100)}
.cal-nav-bar #calMonthTitle{font-size:17px;font-weight:700;color:var(--g900);min-width:210px;text-align:center;text-transform:capitalize}
.btn-nav{background:var(--g100);color:var(--g700);border:1px solid var(--g200);width:36px;height:36px;border-radius:50%;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;transition:var(--tr);flex-shrink:0}
.btn-nav:hover{background:var(--amber);border-color:var(--amber);color:var(--g900)}
.btn-nav:disabled{opacity:.3;cursor:default}
.btn-nav:disabled:hover{background:var(--g100);border-color:var(--g200);color:var(--g700)}

.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:3px;padding:12px;background:var(--g50)}
.cal-day-header{text-align:center;font-size:11px;font-weight:700;color:var(--g400);padding:8px 4px;text-transform:uppercase;letter-spacing:.06em}
.cal-day-header.weekend{color:var(--g500)}
.cal-day{background:var(--white);border:1px solid var(--g200);border-radius:6px;min-height:110px;display:flex;flex-direction:column;transition:border-color var(--tr);overflow:hidden}
.cal-day:hover:not(.empty):not(.past):not(.too-soon){border-color:var(--g300);box-shadow:var(--sh)}
.cal-day.empty{background:transparent;border-color:transparent;min-height:110px}
.cal-day.past,.cal-day.too-soon{background:var(--g50);border-color:var(--g100)}
.cal-day.has-selected{border-color:#8b0000;border-width:2px}
.day-num{font-size:12px;font-weight:600;color:var(--g400);padding:5px 7px 3px;line-height:1}
.cal-day.today .day-num{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;background:var(--amber);color:var(--g900);border-radius:50%;font-size:11px;margin:4px auto 2px}
.cal-day.past .day-num,.cal-day.too-soon .day-num{color:var(--g200)}
.day-num-wrap{display:flex}
.slots{display:flex;flex-direction:column;gap:2px;padding:0 4px 5px;flex:1}
.slot-btn{display:flex;align-items:center;gap:3px;width:100%;border-radius:4px;padding:4px 5px;font-size:10px;font-weight:600;cursor:pointer;transition:all var(--tr);text-align:left;border:1px solid transparent;line-height:1.2;font-family:'Inter',system-ui,sans-serif}
.slot-btn .slot-icon{font-size:10px;flex-shrink:0}
.slot-btn .slot-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.slot-btn.unavailable{background:var(--g100);border-color:var(--g200);color:var(--g400);cursor:not-allowed;font-size:9px}

.cal-legend{display:flex;gap:18px;flex-wrap:wrap;padding:0 12px 12px;font-size:12px;color:var(--g500)}
.legend-item{display:flex;align-items:center;gap:5px}
.legend-dot{width:12px;height:12px;border-radius:3px}
.legend-dot.available{background:var(--blue-light);border:1px solid #bfdbfe}
.legend-dot.selected{background:#8b0000;border:1px solid #6b0000}
.legend-dot.unavailable{background:var(--g100);border:1px solid var(--g200)}
.too-soon-msg{display:none;background:var(--amber-light);border:1px solid #fde68a;border-radius:6px;padding:10px 14px;font-size:13px;color:#92400e;margin:8px 12px 12px}
.cal-loading{grid-column:1/-1;text-align:center;padding:50px 20px;color:var(--g400);font-size:14px}

.summary-bar{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:4px 0}
.summary-bar-slots{flex:1;display:flex;flex-wrap:wrap;gap:6px;min-width:0}
.summary-tag{display:inline-flex;align-items:center;gap:5px;background:var(--g900);color:white;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:500}
.summary-tag .remove-tag{background:none;border:none;color:rgba(255,255,255,.6);cursor:pointer;padding:0;font-size:14px;line-height:1;display:flex;align-items:center}
.summary-tag .remove-tag:hover{color:white}
.summary-empty-msg{color:var(--g400);font-size:13px;font-style:italic}
.summary-price-zone{display:flex;align-items:center;gap:12px;flex-shrink:0}
.summary-total .ht{font-size:22px;font-weight:800;color:var(--g900);line-height:1}
.summary-total .ttc{font-size:12px;color:var(--g400);margin-top:2px}
.summary-total .discount{font-size:12px;color:var(--green)}

.btn-primary{background:var(--amber);color:var(--g900);border:none;border-radius:var(--r);padding:11px 24px;font-size:14px;font-weight:700;cursor:pointer;transition:var(--tr);white-space:nowrap;font-family:'Inter',system-ui,sans-serif}
.btn-primary:hover{background:var(--amber-dark)}
.btn-primary:disabled{background:var(--g300);color:var(--g500);cursor:default}
.btn-secondary{display:inline-flex;align-items:center;gap:6px;background:var(--white);color:var(--g700);border:1px solid var(--g200);border-radius:var(--r);padding:10px 18px;font-size:14px;font-weight:500;cursor:pointer;transition:var(--tr);font-family:'Inter',system-ui,sans-serif}
.btn-secondary:hover{background:var(--g50);border-color:var(--g300)}

.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.form-grid{grid-template-columns:1fr}}
.form-group{display:flex;flex-direction:column;gap:5px}
.form-group.full{grid-column:1/-1}
label{font-size:13px;font-weight:600;color:var(--g700)}
label .required{color:var(--red);margin-left:2px}
label .optional{color:var(--g400);font-weight:400;font-size:12px;margin-left:4px}
input[type="text"],input[type="email"],input[type="tel"],textarea{padding:9px 13px;border:1.5px solid var(--g200);border-radius:var(--r);font-size:14px;font-family:'Inter',system-ui,sans-serif;color:var(--g900);background:white;transition:border-color var(--tr);outline:none}
input:focus,textarea:focus{border-color:var(--amber);box-shadow:0 0 0 3px rgba(245,158,11,.15)}
input.error,textarea.error{border-color:var(--red)}
.field-error{color:var(--red);font-size:12px}
textarea{resize:vertical;min-height:90px}

.promo-row{display:flex;gap:8px;align-items:flex-start}
.promo-row input{flex:1;text-transform:uppercase}
.btn-apply{background:var(--g900);color:white;border:none;border-radius:var(--r);padding:9px 16px;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;transition:var(--tr);font-family:'Inter',system-ui,sans-serif}
.btn-apply:hover{background:var(--g700)}
.promo-result{font-size:13px;margin-top:5px;padding:7px 11px;border-radius:var(--r)}
.promo-result.ok{background:var(--green-bg);color:var(--green);border:1px solid #bbf7d0}
.promo-result.err{background:var(--red-bg);color:var(--red);border:1px solid #fecaca}

.recap-box{background:var(--g50);border:1px solid var(--g200);border-radius:var(--r);padding:14px 16px;margin-bottom:20px}
.recap-box h4{color:var(--g900);font-size:13px;font-weight:700;margin-bottom:10px}
.recap-slot-row{display:flex;justify-content:space-between;padding:5px 0;border-bottom:1px solid var(--g200);font-size:13px}
.recap-slot-row:last-child{border-bottom:none}
.recap-total{display:flex;justify-content:space-between;font-weight:700;font-size:16px;color:var(--g900);margin-top:10px;padding-top:10px;border-top:2px solid var(--g900)}

.alert{padding:12px 16px;border-radius:var(--r);font-size:13px;display:flex;gap:10px;align-items:flex-start}
.alert-warning{background:var(--amber-light);border-left:4px solid var(--amber);color:#92400e}
.alert-info{background:var(--blue-light);border-left:4px solid var(--blue);color:#1e40af}

.booking-step{animation:fadeUp .25s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.confirm-box{max-width:580px;margin:0 auto;text-align:center;padding:40px 24px}
.confirm-icon{font-size:56px;margin-bottom:18px}
.confirm-box h2{color:var(--g900);font-size:26px;font-weight:800;margin-bottom:14px;letter-spacing:-.02em}
.confirm-ref{display:inline-block;background:var(--g900);color:white;padding:7px 18px;border-radius:20px;font-weight:700;font-size:14px;margin:12px 0}
.confirm-details{background:var(--white);border:1px solid var(--g200);border-radius:var(--rlg);box-shadow:var(--sh);padding:22px;margin:20px 0;text-align:left}

.spinner{display:inline-block;width:15px;height:15px;border:2px solid rgba(17,24,39,.2);border-top-color:var(--g900);border-radius:50%;animation:spin .6s linear infinite;vertical-align:middle;margin-right:5px}
@keyframes spin{to{transform:rotate(360deg)}}

.site-footer{background:var(--g900);color:rgba(255,255,255,.45);text-align:center;padding:28px 20px;font-size:13px}
.site-footer a{color:rgba(255,255,255,.7)}

@media(max-width:900px){.cal-day{min-height:88px}.slot-btn{font-size:9px;padding:3px 4px}.slot-btn .slot-icon{display:none}}
@media(max-width:640px){.header-contact{display:none}.hero{padding:32px 16px 28px}.cal-day{min-height:72px}.slot-btn{font-size:8px;padding:2px 3px}.day-num{font-size:11px;padding:4px 5px 2px}.summary-bar{flex-direction:column;align-items:stretch}}
@media(max-width:480px){.cal-day-header{font-size:9px;padding:5px 2px}.slot-btn .slot-name{display:none}.slot-btn .slot-icon{display:block;font-size:13px}.slot-btn{justify-content:center}}