/* ==========================================================================
   Épilation Calypso — feuille de style
   Contemporain, aéré, zen. Palette turquoise.
   ========================================================================== */

:root {
  --turquoise-900: #064e4c;
  --turquoise-800: #0a6966;
  --turquoise-700: #0c827e;
  --turquoise-600: #0e9f9a;
  --turquoise-500: #19b8b1;
  --turquoise-300: #7fdcd5;
  --turquoise-200: #bff0ea;
  --turquoise-100: #e3f8f5;
  --turquoise-50:  #f3fbfa;

  --ink: #17302f;
  --ink-soft: #4b6362;
  --ink-muted: #7c908f;
  --paper: #ffffff;
  --mist: #fafafa;
  --line: #ebeeee;
  --error: #b4413b;

  --font-serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;

  --space-section: clamp(6rem, 14vw, 11rem);
  --gutter: clamp(1rem, 5vw, 3rem);
  --radius: 1.25rem;
  --radius-lg: 2rem;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --header-h: 5.5rem;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--turquoise-700); text-decoration: none; transition: color .3s var(--ease); }
a:hover { color: var(--turquoise-900); }

h1, h2, h3 { margin: 0; font-weight: 400; line-height: 1.1; }
p { margin: 0 0 1.4em; }
p:last-child { margin-bottom: 0; }

:focus-visible {
  outline: 2px solid var(--turquoise-600);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  padding: .75rem 1.25rem;
  background: var(--turquoise-800);
  color: #fff;
  border-radius: 999px;
  transition: top .3s var(--ease);
}
.skip-link:focus { top: 1rem; color: #fff; }

.container {
  width: 100%;
  max-width: 76rem;
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.container.narrow { max-width: 50rem; }

/* ---------- Typographie commune ---------- */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .9rem;
  margin-bottom: 1.75rem;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--turquoise-700);
}
.eyebrow::before {
  content: "";
  width: 2.5rem;
  height: 1px;
  background: currentColor;
  opacity: .6;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5.2vw, 4rem);
  font-weight: 400;
  letter-spacing: -.01em;
  color: var(--ink);
  margin-bottom: 2rem;
}

.section-lead {
  max-width: 36rem;
  color: var(--ink-soft);
  font-size: 1.125rem;
}

.section-head { margin-bottom: clamp(3.5rem, 7vw, 6rem); }
.section-head.center { text-align: center; }
.section-head.center .eyebrow::after {
  content: "";
  width: 2.5rem;
  height: 1px;
  background: currentColor;
  opacity: .6;
}
.section-head.center .section-lead { margin-inline: auto; }

/* ---------- Boutons ---------- */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  padding: 1.05rem 2.1rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font: 500 .95rem/1 var(--font-sans);
  letter-spacing: .04em;
  cursor: pointer;
  transition: background .35s var(--ease), color .35s var(--ease),
              border-color .35s var(--ease), transform .35s var(--ease),
              box-shadow .35s var(--ease);
}
.btn-primary {
  background: var(--turquoise-600);
  color: #fff;
  box-shadow: 0 10px 30px -12px rgba(14, 159, 154, .6);
}
.btn-primary:hover {
  background: var(--turquoise-700);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 16px 36px -14px rgba(14, 159, 154, .7);
}
.btn-ghost {
  border-color: var(--turquoise-300);
  color: var(--turquoise-800);
  background: rgba(255, 255, 255, .5);
}
.btn-ghost:hover {
  border-color: var(--turquoise-600);
  background: #fff;
  color: var(--turquoise-900);
}
.btn-block { width: 100%; }

.btn-spinner {
  display: none;
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, .4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
.btn.is-loading { pointer-events: none; opacity: .85; }
.btn.is-loading .btn-spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- En-tête ---------- */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), height .4s var(--ease);
}
.site-header.is-scrolled {
  --header-h: 4.5rem;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .85rem;
  color: var(--turquoise-800);
}
.brand-mark { width: 2.4rem; height: 2.4rem; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-small {
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: .3rem;
}
.brand-name {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--ink);
}

.nav ul {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.8vw, 2.75rem);
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav a {
  position: relative;
  font-size: .9rem;
  color: var(--ink-soft);
  letter-spacing: .02em;
}
.nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -.35rem;
  width: 100%;
  height: 1px;
  background: var(--turquoise-600);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .45s var(--ease);
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after,
.nav a.is-active::after { transform: scaleX(1); transform-origin: left; }
.nav a.is-active { color: var(--ink); }
.nav .nav-cta {
  padding: .7rem 1.4rem;
  border: 1px solid var(--turquoise-300);
  border-radius: 999px;
  color: var(--turquoise-800);
}
.nav .nav-cta:hover { background: var(--turquoise-600); border-color: var(--turquoise-600); color: #fff; }

.nav-toggle {
  display: none;
  position: relative;
  z-index: 60;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, .7);
  cursor: pointer;
}
.nav-toggle span {
  position: absolute;
  left: 50%;
  width: 1.1rem;
  height: 1px;
  background: var(--ink);
  transform: translateX(-50%);
  transition: transform .4s var(--ease), top .4s var(--ease);
}
.nav-toggle span:first-child { top: calc(50% - 3px); }
.nav-toggle span:last-child { top: calc(50% + 3px); }
.nav-toggle[aria-expanded="true"] span:first-child { top: 50%; transform: translateX(-50%) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { top: 50%; transform: translateX(-50%) rotate(-45deg); }

/* ---------- Accueil (hero) ---------- */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 4rem) 0 7rem;
  overflow: hidden;
  background: var(--paper);
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  animation: float 18s ease-in-out infinite;
}
.orb-1 {
  width: clamp(18rem, 42vw, 38rem);
  aspect-ratio: 1;
  right: -8%;
  top: 12%;
  background: radial-gradient(circle at 30% 30%, rgba(227, 248, 245, .9), rgba(25, 184, 177, .14) 62%, transparent 72%);
}
.orb-2 {
  width: clamp(8rem, 16vw, 14rem);
  aspect-ratio: 1;
  right: 32%;
  bottom: 10%;
  background: transparent;
  border: 1px solid var(--turquoise-200);
  animation-delay: -6s;
  animation-duration: 22s;
}
.orb-3 {
  width: clamp(4rem, 7vw, 6rem);
  aspect-ratio: 1;
  right: 12%;
  bottom: 22%;
  border: 1px solid rgba(14, 159, 154, .35);
  animation-delay: -11s;
}
@keyframes float {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(0, -24px, 0); }
}

.hero-inner { position: relative; }
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 9vw, 7.25rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -.02em;
  margin-bottom: 2.5rem;
}
.hero-title em { font-style: italic; color: var(--turquoise-700); }
.hero-lead {
  max-width: 34rem;
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--ink-soft);
  margin-bottom: 3.25rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 2.5rem;
  width: 1.5rem;
  height: 2.5rem;
  border: 1px solid var(--turquoise-300);
  border-radius: 999px;
  transform: translateX(-50%);
}
.scroll-hint span {
  position: absolute;
  left: 50%;
  top: .5rem;
  width: 3px;
  height: .5rem;
  border-radius: 3px;
  background: var(--turquoise-600);
  transform: translateX(-50%);
  animation: scrollhint 2.2s var(--ease) infinite;
}
@keyframes scrollhint {
  0% { opacity: 0; transform: translate(-50%, 0); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, .9rem); }
}

/* ---------- Sections ---------- */

.section { padding: var(--space-section) 0; }
.section-tint { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: clamp(3rem, 9vw, 8rem);
}
.split-text p { color: var(--ink-soft); max-width: 32rem; }

.media-card {
  position: relative;
  max-width: 26rem;
  margin-inline: auto;
}
.media-card::before {
  content: "";
  position: absolute;
  inset: 8% -8% -6% 8%;
  border: 1px solid var(--turquoise-200);
  border-radius: 999px 999px var(--radius-lg) var(--radius-lg);
}
.media-art {
  position: relative;
  width: 100%;
  height: auto;
  border-radius: 999px 999px var(--radius-lg) var(--radius-lg);
  background: var(--paper);
  border: 1px solid var(--line);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 3.5rem 0 0;
  padding: 2.5rem 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}
.stats strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.1rem;
  font-weight: 500;
  color: var(--turquoise-700);
  line-height: 1.1;
  margin-bottom: .4rem;
}
.stats span { font-size: .85rem; color: var(--ink-muted); line-height: 1.5; display: block; }

/* Cartes des soins */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
}
.card {
  position: relative;
  padding: clamp(2.25rem, 4vw, 3.5rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--turquoise-200);
  box-shadow: 0 30px 60px -40px rgba(23, 48, 47, .2);
}
.card-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--turquoise-600);
  margin-bottom: 2.25rem;
}
.card h3 {
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 2.6vw, 2.1rem);
  margin-bottom: 1.1rem;
}
.card p { color: var(--ink-soft); }
.card-list {
  margin: 2rem 0 0;
  padding: 1.75rem 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}
.card-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: .95rem;
  color: var(--ink-soft);
}
.card-list li + li { margin-top: .5rem; }
.card-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .8em;
  width: .5rem;
  height: 1px;
  background: var(--turquoise-600);
}

/* Piliers */
.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
}
.pillar { text-align: center; }
.pillar svg {
  width: 3.25rem;
  height: 3.25rem;
  margin: 0 auto 1.75rem;
  color: var(--turquoise-600);
}
.pillar h3 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  margin-bottom: 1rem;
}
.pillar p { color: var(--ink-soft); font-size: .98rem; max-width: 16rem; margin-inline: auto; }

/* Étapes */
.split-reverse { align-items: start; }
.steps { margin: 0; padding: 0; list-style: none; }
.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.75rem;
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--line);
}
.step:first-child { padding-top: 0; }
.step:last-child { border-bottom: 0; }
.step-num {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--turquoise-300);
  border-radius: 50%;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--turquoise-700);
  background: #fff;
}
.step h3 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  margin: .35rem 0 .6rem;
}
.step p { color: var(--ink-soft); }

/* FAQ */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  position: relative;
  padding: 2rem 3rem 2rem 0;
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  line-height: 1.35;
  cursor: pointer;
  list-style: none;
  transition: color .3s var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before,
.faq summary::after {
  content: "";
  position: absolute;
  right: .5rem;
  top: 50%;
  width: 1rem;
  height: 1px;
  background: var(--turquoise-600);
  transition: transform .4s var(--ease);
}
.faq summary::after { transform: rotate(90deg); }
.faq details[open] summary::after { transform: rotate(0); }
.faq summary:hover { color: var(--turquoise-800); }
.faq details p {
  padding: 0 3rem 2.25rem 0;
  color: var(--ink-soft);
  animation: fadein .5s var(--ease);
}
@keyframes fadein { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ---------- Contact ---------- */

.section-contact {
  background: var(--paper);
  border-top: 1px solid var(--line);
}
.contact-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: clamp(3rem, 8vw, 7rem);
  align-items: start;
}
.contact-info > p { color: var(--ink-soft); max-width: 26rem; }

.info-list { margin: 3.5rem 0 0; display: grid; gap: 2rem; }
.info-list dt {
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--turquoise-700);
  margin-bottom: .5rem;
}
.info-list dd { margin: 0; color: var(--ink); line-height: 1.7; }
.info-list dd a { color: var(--ink); border-bottom: 1px solid var(--turquoise-300); }
.info-list dd a:hover { color: var(--turquoise-800); border-color: var(--turquoise-600); }

.contact-form-wrap {
  padding: clamp(2rem, 5vw, 4rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 0 40px 80px -60px rgba(23, 48, 47, .25);
}

.field { margin-bottom: 1.75rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.field label {
  display: block;
  margin-bottom: .6rem;
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--ink-soft);
}
.field label span { color: var(--turquoise-600); }

.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field select,
.field textarea {
  width: 100%;
  padding: .95rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: .85rem;
  background: var(--mist);
  color: var(--ink);
  font: 400 1rem/1.5 var(--font-sans);
  transition: border-color .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
.field textarea { resize: vertical; min-height: 9rem; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--turquoise-500);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(25, 184, 177, .15);
}
.field.has-error input,
.field.has-error textarea { border-color: var(--error); background: #fff; }

.select-wrap { position: relative; }
.select-wrap::after {
  content: "";
  position: absolute;
  right: 1.2rem;
  top: 50%;
  width: .5rem;
  height: .5rem;
  border-right: 1px solid var(--ink-soft);
  border-bottom: 1px solid var(--ink-soft);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}
.select-wrap select { padding-right: 3rem; cursor: pointer; }

.field-check {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .9rem;
  align-items: start;
}
.field-check input {
  width: 1.2rem;
  height: 1.2rem;
  margin: .2rem 0 0;
  accent-color: var(--turquoise-600);
  cursor: pointer;
}
.field-check label { margin: 0; font-size: .88rem; line-height: 1.6; cursor: pointer; }
.field-check .field-error { grid-column: 1 / -1; }

.field-error {
  margin: .5rem 0 0;
  font-size: .82rem;
  color: var(--error);
  min-height: 0;
}
.field-error:empty { display: none; }

.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.form-status {
  margin: 1.5rem 0 0;
  font-size: .95rem;
  text-align: center;
}
.form-status:empty { display: none; }
.form-status.is-success {
  padding: 1.1rem 1.25rem;
  border-radius: .85rem;
  background: var(--turquoise-50);
  color: var(--turquoise-900);
}
.form-status.is-error {
  padding: 1.1rem 1.25rem;
  border-radius: .85rem;
  background: #fbeeed;
  color: var(--error);
}

/* ---------- Pied de page ---------- */

.site-footer {
  padding: 4rem 0;
  background: var(--paper);
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
  font-size: .88rem;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.footer-brand {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--ink);
}
.footer-brand em { color: var(--turquoise-600); }
.footer-copy { margin: 0; }
.footer-top { color: var(--turquoise-700); }
.footer-top:hover { color: var(--turquoise-900); }

/* ---------- Animations d'apparition ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.js .reveal.is-visible { opacity: 1; transform: none; }

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

@media (max-width: 960px) {
  .pillars { grid-template-columns: repeat(2, 1fr); row-gap: 4rem; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, .98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .45s var(--ease), visibility .45s var(--ease);
  }
  .nav.is-open { opacity: 1; visibility: visible; }
  .nav ul { flex-direction: column; gap: 2rem; }
  .nav a { font-family: var(--font-serif); font-size: 1.9rem; color: var(--ink); }
  .nav .nav-cta { font-family: var(--font-sans); font-size: 1rem; margin-top: 1rem; }
  body.nav-open { overflow: hidden; }

  .split { grid-template-columns: 1fr; }
  .split-media { order: -1; }
  .media-card { max-width: 18rem; }
  .cards { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  body { font-size: 1rem; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .stats { grid-template-columns: 1fr; gap: 1.75rem; }
  .pillars { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .footer-inner { flex-direction: column; text-align: center; }
  .scroll-hint { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .js .reveal { opacity: 1; transform: none; }
}