:root {
  --clr-primary: #5c7a6e;
  --clr-primary-dark: #3d5c51;
  --clr-primary-light: #8fa89f;
  --clr-primary-bg: #eef3f1;
  --clr-accent: #9b8860;
  --clr-bg: #fafaf7;
  --clr-surface: #ffffff;
  --clr-surface-2: #f5f3ee;
  --clr-text: #1f2937;
  --clr-text-muted: #6b7280;
  --clr-text-light: #9ca3af;
  --clr-border: #e5e7eb;
  --clr-border-light: #f3f4f6;
  --clr-error: #dc2626;
  --clr-error-bg: #fef2f2;
  --clr-success: #16a34a;
  --clr-success-bg: #f0fdf4;
  --clr-warning: #d97706;
  --clr-warning-bg: #fffbeb;
  --clr-info: #2563eb;
  --clr-info-bg: #eff6ff;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', system-ui, sans-serif;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
  --transition: 150ms cubic-bezier(0.4,0,0.2,1);
  --transition-slow: 300ms cubic-bezier(0.4,0,0.2,1);
  --header-height: 72px;
}

/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-sans);font-size:1rem;line-height:1.6;color:var(--clr-text);background:var(--clr-bg);min-height:100vh;display:flex;flex-direction:column}
img,video{max-width:100%;height:auto}
a{color:var(--clr-primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--clr-primary-dark)}
ul,ol{list-style:none}
button{cursor:pointer;font-family:inherit}
input,textarea,select{font-family:inherit}

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);font-weight:600;line-height:1.2;color:var(--clr-text)}
h1{font-size:2.5rem}h2{font-size:1.875rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}
p{line-height:1.75}
.text-muted{color:var(--clr-text-muted)}.text-sm{font-size:.875rem}.text-xs{font-size:.75rem}.text-center{text-align:center}
@media(max-width:768px){h1{font-size:1.875rem}h2{font-size:1.5rem}h3{font-size:1.25rem}}

/* ===== LAYOUT ===== */
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}
.section{padding:4rem 0}.section--sm{padding:2.5rem 0}.section--lg{padding:6rem 0}
main{flex:1}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
@media(max-width:768px){.grid-2,.grid-3{grid-template-columns:1fr}}

/* ===== HEADER ===== */
.header{background:var(--clr-surface);border-bottom:1px solid var(--clr-border);position:sticky;top:0;z-index:100;height:var(--header-height);display:flex;align-items:center}
.header__inner{display:flex;align-items:center;justify-content:space-between;width:100%}
.header__brand{display:flex;flex-direction:column;text-decoration:none}
.header__brand-name{font-family:var(--font-serif);font-size:1.2rem;font-weight:700;color:var(--clr-primary-dark);line-height:1}
.header__brand-title{font-size:.7rem;color:var(--clr-text-muted);text-transform:uppercase;letter-spacing:.06em;margin-top:2px}
.nav__list{display:flex;align-items:center;gap:.25rem}
.nav__link{font-size:.875rem;font-weight:500;color:var(--clr-text-muted);padding:.5rem .75rem;border-radius:var(--radius);transition:all var(--transition)}
.nav__link:hover,.nav__link--active{color:var(--clr-primary);background:var(--clr-primary-bg)}
.nav__actions{display:flex;align-items:center;gap:.75rem}
.nav__toggle{display:none;background:none;border:none;padding:.5rem;color:var(--clr-text);font-size:1.5rem;line-height:1}
@media(max-width:900px){
  .nav__toggle{display:flex}
  .nav__menu{display:none;position:absolute;top:var(--header-height);left:0;right:0;background:var(--clr-surface);border-bottom:1px solid var(--clr-border);padding:1rem;flex-direction:column;gap:.5rem;box-shadow:var(--shadow-md)}
  .nav__menu.is-open{display:flex}
  .nav__list{flex-direction:column;align-items:stretch}
  .nav__link{padding:.75rem 1rem;display:block}
  .nav__actions{margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--clr-border);flex-direction:column}
}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.875rem;font-weight:500;font-family:var(--font-sans);border-radius:var(--radius);border:2px solid transparent;cursor:pointer;transition:all var(--transition);text-decoration:none;line-height:1;white-space:nowrap}
.btn--primary{background:var(--clr-primary);color:#fff;border-color:var(--clr-primary)}
.btn--primary:hover{background:var(--clr-primary-dark);border-color:var(--clr-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn--outline{background:transparent;color:var(--clr-primary);border-color:var(--clr-primary)}
.btn--outline:hover{background:var(--clr-primary);color:#fff}
.btn--ghost{background:transparent;color:var(--clr-text-muted);border-color:transparent}
.btn--ghost:hover{background:var(--clr-border-light);color:var(--clr-text)}
.btn--danger{background:#dc2626;color:#fff;border-color:#dc2626}
.btn--danger:hover{background:#b91c1c;border-color:#b91c1c;color:#fff}
.btn--sm{padding:.5rem 1rem;font-size:.75rem}
.btn--lg{padding:1rem 2rem;font-size:1rem}
.btn--full{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed;pointer-events:none}

/* ===== CARDS ===== */
.card{background:var(--clr-surface);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow);border:1px solid var(--clr-border)}
.card__title{font-family:var(--font-serif);font-size:1.25rem;color:var(--clr-primary-dark);margin-bottom:.75rem}

/* ===== FORMS ===== */
.form-group{margin-bottom:1.25rem}
.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--clr-text);margin-bottom:.5rem}
.form-label--required::after{content:' *';color:var(--clr-error)}
.form-control{display:block;width:100%;padding:.75rem 1rem;font-size:1rem;color:var(--clr-text);background:var(--clr-surface);border:1.5px solid var(--clr-border);border-radius:var(--radius);transition:border-color var(--transition),box-shadow var(--transition);outline:none;appearance:none}
.form-control:focus{border-color:var(--clr-primary);box-shadow:0 0 0 3px rgba(92,122,110,.15)}
.form-control::placeholder{color:var(--clr-text-light)}
.form-control--error{border-color:var(--clr-error)}
.form-control--error:focus{box-shadow:0 0 0 3px rgba(220,38,38,.15)}
textarea.form-control{min-height:120px;resize:vertical}
select.form-control{background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");background-position:right .75rem center;background-repeat:no-repeat;background-size:1.25em;padding-right:2.5rem}
.form-error{font-size:.875rem;color:var(--clr-error);margin-top:.25rem}
.form-hint{font-size:.875rem;color:var(--clr-text-muted);margin-top:.25rem}
.form-check{display:flex;align-items:flex-start;gap:.75rem}
.form-check input[type="checkbox"]{width:18px;height:18px;flex-shrink:0;margin-top:2px;accent-color:var(--clr-primary);cursor:pointer}
.form-check-label{font-size:.875rem;color:var(--clr-text-muted);cursor:pointer;line-height:1.5}

/* ===== ALERTS ===== */
.alert{padding:1rem;border-radius:var(--radius);font-size:.875rem;border:1px solid transparent}
.alert--error{background:var(--clr-error-bg);border-color:#fca5a5;color:#991b1b}
.alert--success{background:var(--clr-success-bg);border-color:#86efac;color:#166534}
.alert--warning{background:var(--clr-warning-bg);border-color:#fcd34d;color:#92400e}
.alert--info{background:var(--clr-info-bg);border-color:#93c5fd;color:#1e40af}

/* ===== HERO ===== */
.hero{background:linear-gradient(135deg,var(--clr-primary-bg) 0%,#fff 60%);padding:5rem 0;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-10%;width:600px;height:600px;background:radial-gradient(circle,rgba(92,122,110,.06) 0%,transparent 70%);border-radius:50%;pointer-events:none}
.hero__eyebrow{font-size:.875rem;font-weight:500;color:var(--clr-primary);text-transform:uppercase;letter-spacing:.1em;margin-bottom:1rem}
.hero__title{font-size:3rem;font-weight:700;color:var(--clr-primary-dark);margin-bottom:1.5rem;line-height:1.1}
.hero__subtitle{font-size:1.125rem;color:var(--clr-text-muted);line-height:1.75;margin-bottom:2rem;max-width:560px}
.hero__actions{display:flex;gap:1rem;flex-wrap:wrap}
@media(max-width:768px){.hero{padding:3rem 0}.hero__title{font-size:2rem}}

/* ===== SECTION HEADER ===== */
.section-header{text-align:center;margin-bottom:3rem}
.section-header__eyebrow{font-size:.875rem;font-weight:500;color:var(--clr-primary);text-transform:uppercase;letter-spacing:.1em;margin-bottom:.75rem}
.section-header__title{font-size:1.875rem;color:var(--clr-primary-dark);margin-bottom:1rem}
.section-header__desc{font-size:1.125rem;color:var(--clr-text-muted);max-width:600px;margin:0 auto}

/* ===== INTERVENTIONS ===== */
.interventions{background:var(--clr-surface-2)}
.intervention-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}
.intervention-item{display:flex;align-items:flex-start;gap:.75rem;padding:1rem;background:var(--clr-surface);border-radius:var(--radius);border-left:3px solid var(--clr-primary-light);box-shadow:var(--shadow-sm)}
.intervention-item__dot{flex-shrink:0;width:8px;height:8px;border-radius:50%;background:var(--clr-primary);margin-top:8px}
.intervention-item__text{font-size:.875rem;color:var(--clr-text);line-height:1.5}

/* ===== PAGE HEADER ===== */
.page-header{background:linear-gradient(135deg,var(--clr-primary-bg) 0%,var(--clr-surface-2) 100%);padding:3rem 0;border-bottom:1px solid var(--clr-border)}
.page-header__eyebrow{font-size:.875rem;font-weight:500;color:var(--clr-primary);text-transform:uppercase;letter-spacing:.1em;margin-bottom:.5rem}
.page-header__title{font-family:var(--font-serif);font-size:2.5rem;color:var(--clr-primary-dark);margin-bottom:1rem}
.page-header__desc{font-size:1.125rem;color:var(--clr-text-muted);max-width:600px}
@media(max-width:768px){.page-header__title{font-size:1.875rem}}

/* ===== TARIFS ===== */
.tarif-card{background:var(--clr-surface);border-radius:var(--radius-lg);padding:2rem;border:1px solid var(--clr-border);box-shadow:var(--shadow)}
.tarif-card__price{font-family:var(--font-serif);font-size:2.5rem;color:var(--clr-primary-dark);font-weight:700}
.tarif-card__price sup{font-size:1.25rem;vertical-align:top;margin-top:8px;display:inline-block}

/* ===== CALENDAR ===== */
.calendar{background:var(--clr-surface);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--clr-border)}
.calendar__header{background:var(--clr-primary);color:#fff;padding:1rem 1.5rem;display:flex;align-items:center;justify-content:space-between}
.calendar__title{font-family:var(--font-serif);font-size:1.125rem;font-weight:600}
.calendar__nav{background:rgba(255,255,255,.2);border:none;color:#fff;width:32px;height:32px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background var(--transition);font-size:1.25rem}
.calendar__nav:hover{background:rgba(255,255,255,.35)}
.calendar__body{padding:1rem}
.calendar__weekdays{display:grid;grid-template-columns:repeat(7,1fr);margin-bottom:.5rem}
.calendar__weekday{text-align:center;font-size:.75rem;font-weight:600;color:var(--clr-text-muted);text-transform:uppercase;padding:.5rem}
.calendar__days{display:grid;grid-template-columns:repeat(7,1fr);gap:2px}
.calendar__day{aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:.875rem;border-radius:var(--radius);cursor:default}
.calendar__day--empty{visibility:hidden}
.calendar__day--has-slots{background:var(--clr-primary-bg);color:var(--clr-primary-dark);cursor:pointer;font-weight:500}
.calendar__day--has-slots:hover,.calendar__day--selected{background:var(--clr-primary);color:#fff;font-weight:600}
.calendar__day--past,.calendar__day--no-slots{color:var(--clr-text-light)}
.calendar__day--today{outline:2px solid var(--clr-primary-light);outline-offset:-2px}
.time-slots{margin-top:1rem}
.time-slots__title{font-size:.75rem;font-weight:600;color:var(--clr-text-muted);margin-bottom:.75rem;text-transform:uppercase;letter-spacing:.05em}
.time-slots__grid{display:flex;flex-wrap:wrap;gap:.5rem}
.time-slot{padding:.5rem 1rem;border:1.5px solid var(--clr-border);border-radius:var(--radius-full);font-size:.875rem;font-weight:500;cursor:pointer;transition:all var(--transition);background:var(--clr-surface);color:var(--clr-text)}
.time-slot:hover{border-color:var(--clr-primary);color:var(--clr-primary);background:var(--clr-primary-bg)}
.time-slot--selected{background:var(--clr-primary);border-color:var(--clr-primary);color:#fff}

/* ===== RESERVATION STEPS ===== */
.steps{display:flex;align-items:center;justify-content:center;margin-bottom:2.5rem}
.step{display:flex;flex-direction:column;align-items:center;gap:.5rem}
.step__number{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.875rem;background:var(--clr-border);color:var(--clr-text-muted);border:2px solid var(--clr-border);transition:all var(--transition)}
.step--active .step__number{background:var(--clr-primary);border-color:var(--clr-primary);color:#fff}
.step--done .step__number{background:var(--clr-success);border-color:var(--clr-success);color:#fff}
.step__label{font-size:.75rem;color:var(--clr-text-muted);white-space:nowrap}
.step--active .step__label{color:var(--clr-primary);font-weight:500}
.step__connector{flex:1;height:2px;background:var(--clr-border);margin:0 .5rem;margin-bottom:20px;min-width:30px}

/* ===== FOOTER ===== */
.footer{background:var(--clr-primary-dark);color:rgba(255,255,255,.8);padding:3rem 0 1.5rem;margin-top:auto}
.footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem;margin-bottom:2rem}
@media(max-width:768px){.footer__grid{grid-template-columns:1fr;gap:1.5rem}}
.footer__brand-name{font-family:var(--font-serif);font-size:1.25rem;color:#fff;margin-bottom:.5rem}
.footer__brand-title{font-size:.875rem;color:rgba(255,255,255,.6);margin-bottom:1rem}
.footer__desc{font-size:.875rem;line-height:1.75}
.footer__heading{font-size:.75rem;font-weight:600;color:#fff;text-transform:uppercase;letter-spacing:.05em;margin-bottom:1rem}
.footer__links{display:flex;flex-direction:column;gap:.5rem}
.footer__link{font-size:.875rem;color:rgba(255,255,255,.7);transition:color var(--transition)}
.footer__link:hover{color:#fff}
.footer__bottom{padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;font-size:.75rem;color:rgba(255,255,255,.5)}

/* ===== ADMIN LAYOUT ===== */
.admin-layout{display:flex;min-height:100vh;background:#f1f5f4}
.admin-sidebar{width:260px;flex-shrink:0;background:#1e3a35;color:rgba(255,255,255,.85);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:50;overflow-y:auto}
.admin-sidebar__logo{padding:1.5rem;border-bottom:1px solid rgba(255,255,255,.1)}
.admin-sidebar__title{font-family:var(--font-serif);font-size:1.125rem;color:#fff;line-height:1.2}
.admin-sidebar__sub{font-size:.75rem;color:rgba(255,255,255,.5);margin-top:.25rem}
.admin-nav{padding:1rem;flex:1}
.admin-nav__section{margin-bottom:1.5rem}
.admin-nav__label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.4);padding:0 .75rem;margin-bottom:.5rem;display:block}
.admin-nav__link{display:flex;align-items:center;gap:.75rem;padding:.625rem .75rem;border-radius:var(--radius);color:rgba(255,255,255,.7);font-size:.875rem;font-weight:500;transition:all var(--transition);text-decoration:none;margin-bottom:.125rem}
.admin-nav__link:hover{background:rgba(255,255,255,.08);color:#fff}
.admin-nav__link--active{background:rgba(255,255,255,.12);color:#fff}
.admin-nav__icon{font-size:1rem;width:20px;text-align:center;flex-shrink:0}
.admin-nav__badge{margin-left:auto;background:var(--clr-primary);color:#fff;font-size:.7rem;padding:1px 6px;border-radius:var(--radius-full);font-weight:600}
.admin-main{margin-left:260px;flex:1;min-width:0}
.admin-topbar{background:var(--clr-surface);border-bottom:1px solid var(--clr-border);padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:40}
.admin-topbar__title{font-size:1.25rem;font-weight:600;color:var(--clr-text)}
.admin-content{padding:2rem}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem;margin-bottom:2rem}
.stat-card{background:var(--clr-surface);border-radius:var(--radius-lg);padding:1.25rem;border:1px solid var(--clr-border);box-shadow:var(--shadow-sm)}
.stat-card__label{font-size:.875rem;color:var(--clr-text-muted);margin-bottom:.5rem}
.stat-card__value{font-family:var(--font-serif);font-size:2rem;font-weight:700;color:var(--clr-primary-dark)}
.stat-card__sub{font-size:.75rem;color:var(--clr-text-muted);margin-top:.25rem}
.data-table{width:100%;border-collapse:collapse;background:var(--clr-surface);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--clr-border)}
.data-table th{background:var(--clr-surface-2);padding:.75rem 1rem;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--clr-text-muted);text-align:left;border-bottom:1px solid var(--clr-border)}
.data-table td{padding:1rem;font-size:.875rem;border-bottom:1px solid var(--clr-border-light);color:var(--clr-text);vertical-align:middle}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:var(--clr-border-light)}
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:var(--radius-full);font-size:.75rem;font-weight:600}
.badge--success{background:var(--clr-success-bg);color:#166534}
.badge--error{background:var(--clr-error-bg);color:#991b1b}
.badge--warning{background:var(--clr-warning-bg);color:#92400e}
.badge--info{background:var(--clr-info-bg);color:#1e40af}
.badge--neutral{background:var(--clr-border-light);color:var(--clr-text-muted)}
@media(max-width:768px){.admin-sidebar{transform:translateX(-100%);transition:transform var(--transition-slow)}.admin-sidebar.is-open{transform:translateX(0)}.admin-main{margin-left:0}.admin-content{padding:1rem}}

/* ===== MISC ===== */
.divider{height:1px;background:var(--clr-border);margin:2rem 0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.mt-4{margin-top:1rem}.mt-6{margin-top:1.5rem}.mt-8{margin-top:2rem}
.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mb-8{margin-bottom:2rem}
.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-4{gap:1rem}