/* =====================================================================
   SOMNIA — Feuille de style principale (univers onirique)
   Agence Nexus · SAE 202 — CSS ecrit a la main (eco-conception)
   ===================================================================== */

:root {
    --primary:        #cabeff;   /* lavande */
    --pink:           #fbcfe8;   /* rose */
    --lavender:       #d8b4fe;   /* lavande clair */
    --secondary:      #4a3f81;   /* violet profond */
    --surface:        #141025;   /* fond sombre */
    --surface-low:    #1d192e;
    --text:           #ffffff;
    --text-mute:      #d8b4fe;
    --border:         rgba(255, 255, 255, 0.15);
}

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

body {
    background-color: var(--surface);
    color: var(--text);
    font-family: 'Cormorant', serif;
    font-size: 1.15rem;
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, .titre {
    font-family: 'Cinzel', serif;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--pink);
    font-weight: 600;
}

a { color: var(--primary); text-decoration: none; transition: opacity .2s; }
a:hover { opacity: .8; }

/* ===================== HEADER ===================== */
.entete {
    position: fixed; top: 0; width: 100%; z-index: 50;
    background-color: rgba(20, 16, 37, 0.9);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--secondary);
}
.entete__inner {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.8rem 1.5rem; max-width: 1200px; margin: 0 auto;
}
.entete__logo { display: flex; align-items: center; }
.entete__logo-img { height: 44px; width: auto; display: block; }
.entete__logo-txt { font-family: 'Cinzel', serif; font-size: 1.6rem; color: var(--pink); letter-spacing: .12em; }

.nav-desktop { display: flex; gap: 2rem; font-family: 'Cinzel', serif; font-size: 0.8rem; text-transform: uppercase; }
.nav-desktop a { color: var(--text-mute); }
.nav-desktop a:hover { color: var(--pink); }

.burger { display: none; background: none; border: none; color: var(--pink); cursor: pointer; padding: 0.5rem; }
.burger svg { width: 28px; height: 28px; }

.nav-mobile {
    position: fixed; top: 0; right: 0; height: 100%; width: 280px;
    background-color: rgba(15, 11, 32, 0.97); backdrop-filter: blur(12px);
    border-left: 1px solid var(--border);
    transform: translateX(100%); transition: transform 0.3s ease;
    z-index: 60; padding-top: 5rem; display: flex; flex-direction: column;
}
.nav-mobile.ouvert { transform: translateX(0); }
.nav-mobile a { padding: 1rem 2rem; color: var(--text-mute); font-family: 'Cinzel', serif; font-size: 0.9rem; text-transform: uppercase; }
.nav-mobile a:hover { background-color: rgba(255,255,255,0.05); color: var(--pink); }
.nav-mobile__close { position: absolute; top: 1.5rem; right: 1.5rem; background: none; border: none; color: var(--pink); cursor: pointer; }

.overlay { position: fixed; inset: 0; background-color: rgba(0,0,0,0.5); z-index: 55; display: none; }
.overlay.visible { display: block; }

@media (max-width: 768px) {
    .nav-desktop { display: none; }
    .burger { display: block; }
}

/* ===================== HEADER ADMIN (back-office) ===================== */
.admin-bar {
    position: fixed; top: 0; width: 100%; z-index: 50;
    background: linear-gradient(180deg, #7e68b8, #6f5aa8);
    border-bottom: 1px solid rgba(255,255,255,0.2);
}
.admin-bar__inner {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    max-width: 1200px; margin: 0 auto; padding: 0.7rem 1.5rem;
}
.admin-bar a, .admin-bar button { font-family: 'Cinzel', serif; }
.admin-bar__back { display: flex; align-items: center; gap: 0.6rem; color: #f3ecff; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; }
.admin-bar__back:hover { color: #fff; opacity: 1; }
.admin-bar__logo { height: 34px; width: auto; filter: brightness(0) invert(1); opacity: 0.95; }

.admin-bar__menu { position: relative; }
.admin-bar__gestion {
    background: none; border: none; cursor: pointer; color: #fff;
    font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em;
    text-decoration: underline; text-underline-offset: 4px; padding: 0.4rem 0.2rem;
}
.admin-bar__drop {
    position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(6px);
    min-width: 220px; background: rgba(60,42,108,0.97); backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.18); border-radius: 10px; padding: 0.4rem;
    display: none; flex-direction: column; box-shadow: 0 14px 34px rgba(0,0,0,0.35);
}
.admin-bar__menu:hover .admin-bar__drop,
.admin-bar__menu:focus-within .admin-bar__drop { display: flex; }
.admin-bar__drop a { color: #efe6ff; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; padding: 0.6rem 0.8rem; border-radius: 7px; }
.admin-bar__drop a:hover { background: rgba(255,255,255,0.08); color: #fff; opacity: 1; }

.admin-bar__user { color: #efe6ff; font-family: 'Cinzel', serif; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; }

@media (max-width: 720px) {
    .admin-bar__inner { flex-wrap: wrap; gap: 0.5rem 1rem; padding: 0.6rem 1rem; }
    .admin-bar__back span { display: none; }
    .admin-bar__user { font-size: 0.7rem; }
}

/* ===================== BOUTONS ===================== */
.btn {
    display: inline-block; font-family: 'Cinzel', serif; font-size: 0.8rem;
    text-transform: uppercase; letter-spacing: 0.1em;
    padding: 0.9rem 2.2rem; border-radius: 999px; transition: all .25s; cursor: pointer;
}
.btn--plein { background-color: var(--pink); color: var(--surface); font-weight: 600; box-shadow: 0 4px 20px rgba(251,207,232,0.3); }
.btn--plein:hover { transform: scale(1.05); opacity: 1; }
.btn--lien { color: #fff; border-bottom: 1px solid var(--secondary); border-radius: 0; padding: 0.5rem 0; }
.btn--lien-plein { border: 2px solid var(--pink); color: var(--pink); }
.btn--lien-plein:hover { background-color: var(--pink); color: var(--surface); opacity: 1; }

/* ===================== HERO ===================== */
main { padding-top: 0; }
.hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    text-align: center; padding: 6rem 1.5rem; overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0.7; z-index: 0; }
.hero__overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, var(--surface), transparent 25%, transparent 75%, var(--surface)); z-index: 1; }
.hero__star { position: absolute; top: 6rem; right: 1rem; width: 180px; opacity: 0.8; z-index: 3; animation: pulse 4s ease-in-out infinite; }
.hero__cloud { position: absolute; z-index: 2; opacity: 0.75; }
.hero__cloud--left { bottom: -2rem; left: -3rem; width: 260px; }
.hero__cloud--right { bottom: 2rem; right: -5rem; width: 320px; opacity: 0.6; }
.hero__content { position: relative; z-index: 10; max-width: 480px; }
.hero__logo { width: 200px; max-width: 70%; height: auto; margin: 0 auto 1.5rem; display: block; filter: drop-shadow(0 0 15px rgba(216,180,254,0.4)); animation: floating 6s ease-in-out infinite; }
.hero__titre { font-size: clamp(1.8rem, 5vw, 2.6rem); color: var(--pink); margin-bottom: 1.2rem; text-shadow: 0 0 10px rgba(216,180,254,0.5); line-height: 1.3; }
.hero__phrase { color: var(--lavender); font-style: italic; margin-bottom: 2.2rem; font-size: 1.2rem; }
.hero__boutons { display: flex; flex-direction: column; gap: 1rem; align-items: center; }

@keyframes floating { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-15px); } }
@keyframes pulse { 0%,100% { opacity: 0.8; } 50% { opacity: 0.4; } }

/* ===================== SECTIONS ===================== */
.section { padding: 5rem 1.5rem; position: relative; overflow: hidden; }
.section--alt { background-color: var(--surface-low); }
.section__inner { max-width: 1000px; margin: 0 auto; text-align: center; position: relative; z-index: 2; }
.section__titre { font-size: 1.8rem; margin-bottom: 2.5rem; }
.section__sparkles { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0.15; z-index: 1; pointer-events: none; }

/* Concept */
.concept__grid { display: grid; gap: 2.5rem; align-items: center; text-align: left; }
.concept__texte p { color: var(--lavender); margin-bottom: 1.2rem; text-align: justify; }
.concept__image img { width: 100%; border-radius: 16px; border: 2px solid rgba(74,63,129,0.5); box-shadow: 0 20px 50px rgba(0,0,0,0.5); }

/* Cartes */
.cartes { display: grid; gap: 2rem; }
.carte { border-radius: 16px; overflow: hidden; border: 1px solid var(--secondary); background-color: rgba(216,180,254,0.05); transition: transform .3s; }
.carte:hover { transform: translateY(-8px); }
.carte__image { height: 220px; background-size: cover; background-position: center; }
.carte__corps { padding: 1.5rem; }
.carte__titre { color: var(--pink); font-size: 1.2rem; margin-bottom: 0.6rem; }
.carte__desc { font-style: italic; color: var(--lavender); }

/* Details */
.liste-details { list-style: none; margin-bottom: 2.5rem; }
.liste-details li { font-size: 1.3rem; color: var(--lavender); font-style: italic; padding: 0.6rem 0; }
.liste-details li::before { content: "\2726  "; color: var(--pink); }

/* Formules */
.formules { display: grid; gap: 2rem; }
.formule { background-color: var(--surface-low); border: 1px solid var(--border); border-radius: 16px; padding: 2rem; }
.formule__nom { font-size: 1.3rem; margin-bottom: 1rem; }
.formule__desc { color: var(--lavender); margin-bottom: 1.5rem; }
.formule__prix { font-size: 1.8rem; color: var(--pink); font-family: 'Cinzel', serif; margin-bottom: 1.5rem; }
.formule__prix span { font-size: 0.9rem; color: var(--text-mute); }

/* Citation */
.section--citation { background: linear-gradient(to top, var(--surface), rgba(74,63,129,0.2)); text-align: center; }
.citation__texte { font-family: 'Cinzel', serif; font-size: clamp(1.3rem, 3vw, 2rem); color: #fff; font-style: italic; max-width: 700px; margin: 0 auto 2.5rem; line-height: 1.5; text-transform: none; }
.citation__cloud { position: absolute; bottom: -2rem; width: 50%; opacity: 0.4; z-index: 1; }
.citation__cloud--left { left: -3rem; }
.citation__cloud--right { right: -3rem; }

/* ===================== FOOTER ===================== */
.pied {
    background: linear-gradient(180deg, #9b86c6 0%, #8a73ba 100%);
    border-top: 1px solid rgba(255,255,255,0.18);
    padding: 2.6rem 1.5rem 1.6rem;
    color: #f3ecff;
}
.pied__inner {
    max-width: 1100px; margin: 0 auto;
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
    gap: 2rem;
}
.pied__col { display: flex; flex-direction: column; }
.pied__col--marque { align-items: flex-start; }
.pied__logo { display: flex; align-items: center; gap: 0.6rem; }
.pied__logo-img { height: 46px; width: auto; filter: brightness(0) invert(1); opacity: 0.95; }
.pied__logo-txt { font-family: 'Cinzel', serif; font-size: 1.7rem; color: #fff; letter-spacing: 0.06em; text-transform: none; }

.pied__nav { gap: 0.45rem; }
.pied__nav a {
    font-family: 'Cinzel', serif; font-size: 0.82rem; letter-spacing: 0.05em;
    text-transform: uppercase; color: #efe6ff;
}
.pied__nav a:hover { color: #fff; opacity: 1; }

.pied__sep {
    align-self: stretch; width: 2px; min-height: 90px;
    background: repeating-linear-gradient(180deg, rgba(255,255,255,0.55) 0 6px, transparent 6px 12px);
    border-radius: 2px;
}

.pied__col--news { align-items: flex-end; gap: 1rem; }
.pied__news-lien {
    font-family: 'Cinzel', serif; font-size: 0.9rem; letter-spacing: 0.05em;
    text-transform: uppercase; color: #fff; border-bottom: 1px solid rgba(255,255,255,0.7); padding-bottom: 2px;
}
.pied__news-lien:hover { opacity: 1; border-bottom-color: #fff; }
.pied__socials { display: flex; gap: 1.2rem; }
.pied__social { color: #fff; }
.pied__social svg { width: 22px; height: 22px; display: block; transition: transform .2s; }
.pied__social:hover svg { transform: translateY(-2px) scale(1.05); }

.pied__copy {
    max-width: 1100px; margin: 1.8rem auto 0; padding-top: 1.2rem;
    border-top: 1px solid rgba(255,255,255,0.18);
    font-family: 'Cinzel', serif; font-size: 0.72rem; letter-spacing: 0.05em; color: #e6dbff;
}

@media (max-width: 720px) {
    .pied__inner { flex-direction: column; align-items: center; text-align: center; gap: 1.4rem; }
    .pied__col--marque, .pied__col--news { align-items: center; }
    .pied__nav { text-align: center; }
    .pied__sep { display: none; }
    .pied__copy { text-align: center; }
}

/* ===================== RESPONSIVE ===================== */
@media (min-width: 768px) {
    .cartes { grid-template-columns: repeat(3, 1fr); }
    .formules { grid-template-columns: repeat(2, 1fr); }
    .concept__grid { grid-template-columns: 1fr 1fr; }
    .hero__boutons { flex-direction: row; justify-content: center; }
}