/* DadouHairAI V1 — famille DadouSkin (bleu profond + or), accent aubergine */
:root{
  --blue:#123a5c; --blue-dark:#0e2c46; --gold:#d9a441; --gold-dark:#b98a2e;
  --plum:#5b2a6e; --plum-light:#7c3a8c; --plum-bg:#f6eefb;
  --bg:#f6f9fc; --card:#ffffff; --text:#1a2b3c; --muted:#5c7186; --line:#e3ebf2;
  --green:#2e9e5b; --orange:#e08a1e; --red:#d64545;
  --radius:16px; --shadow:0 4px 20px rgba(18,58,92,.10);
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}
img{max-width:100%}
button{font-family:inherit;cursor:pointer}
.hidden{display:none!important}

/* ---------- Header ---------- */
.app-header{position:sticky;top:0;z-index:50;background:linear-gradient(120deg,var(--blue-dark),var(--plum));color:#fff;display:flex;align-items:center;gap:12px;padding:12px 16px;box-shadow:0 2px 12px rgba(0,0,0,.18)}
.logo-box{width:40px;height:40px;border-radius:12px;background:#fff;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}
.logo-box img{width:36px;height:36px;object-fit:contain;display:block}
.app-header .brand{font-weight:800;font-size:1.15em;letter-spacing:.2px;flex:1}
.pill-premium{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#3a2a05;font-size:.72em;font-weight:800;padding:4px 12px;border-radius:999px;letter-spacing:.5px}
.pill-free{background:rgba(255,255,255,.16);color:#fff;font-size:.72em;font-weight:700;padding:4px 12px;border-radius:999px}

/* ---------- Views ---------- */
main{flex:1;width:100%;max-width:640px;margin:0 auto;padding:20px 16px 110px}
.view{display:none;animation:fadeIn .25s ease}
.view.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(150deg,var(--blue-dark) 0%,var(--plum) 70%,var(--plum-light) 100%);color:#fff;text-align:center;padding:56px 24px 48px;border-radius:0 0 28px 28px;margin:-20px -16px 24px}
.hero-compact{padding:22px 20px 18px}
.hero-headline{font-size:1.05em;font-weight:700;color:#fff;margin:0 0 12px}
.hero-compact .btn-block{margin-bottom:10px}
.hero-pass{font-size:.82em;color:rgba(255,255,255,.9);background:rgba(255,255,255,.12);border:1px solid rgba(217,164,65,.5);border-radius:12px;padding:8px 12px;margin:0 0 8px}
.hero-compact .sub-cta{font-size:.85em}
@media (min-width:768px){
  .hero-headline{font-size:1.25em}
  .hero-compact{padding:30px 24px 24px}
}
.hero h1{font-size:1.9em;margin:18px 0 8px}
.hero h1 .gold{color:var(--gold)}
.hero p.tag{font-size:1.08em;opacity:.94;max-width:440px;margin:0 auto}
.hero .btn{margin-top:26px}
.hero .pass{margin-top:18px;font-size:.9em;background:rgba(255,255,255,.12);border:1px solid rgba(217,164,65,.5);border-radius:12px;padding:10px 14px;display:inline-block}
.hero .sub-cta{display:block;margin-top:14px;font-size:.88em;opacity:.8;color:#fff}

/* ---------- Boutons ---------- */
.btn{display:inline-block;border:none;border-radius:999px;font-weight:700;font-size:1.02em;padding:14px 34px;transition:transform .1s,box-shadow .2s;text-decoration:none;text-align:center}
.btn:active{transform:scale(.97)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#3a2a05;box-shadow:0 6px 18px rgba(217,164,65,.4)}
.btn-plum{background:linear-gradient(135deg,var(--plum-light),var(--plum));color:#fff;box-shadow:0 6px 18px rgba(91,42,110,.35)}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(18,58,92,.3)}
.btn-outline{background:#fff;color:var(--plum);border:2px solid var(--plum)}
.btn-danger{background:#fff;color:var(--red);border:2px solid var(--red)}
.btn-block{width:100%;display:block}
.btn-sm{padding:9px 18px;font-size:.9em}
.btn:disabled{opacity:.55;cursor:wait}

/* ---------- Panneaux / cartes ---------- */
.panel{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}
.panel h2{font-size:1.15em;margin-bottom:12px;color:var(--blue-dark)}
.panel h3{font-size:1em;margin:14px 0 6px;color:var(--plum)}
.hint{font-size:.88em;color:var(--muted);margin:8px 0}
.microcopy{font-size:.8em;color:var(--muted);font-style:italic;margin-top:10px}

/* ---------- Auth ---------- */
.auth-tabs{display:flex;gap:8px;margin-bottom:16px}
.auth-tabs button{flex:1;padding:10px;border-radius:12px;border:2px solid var(--line);background:#fff;font-weight:700;color:var(--muted)}
.auth-tabs button.on{border-color:var(--plum);color:var(--plum)}
.field{margin-bottom:12px}
.input{width:100%;padding:13px 16px;border:2px solid var(--line);border-radius:12px;font-size:1em;font-family:inherit}
.input:focus{outline:none;border-color:var(--plum)}
.auth-error{color:var(--red);font-size:.88em;min-height:1.4em;margin:8px 0}
.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.85em;margin:18px 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}

/* ---------- Photo ---------- */
.photo-actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.photo-preview{border-radius:var(--radius);overflow:hidden;background:#0d2033;min-height:200px;display:flex;align-items:center;justify-content:center;color:#8fa6bb}
.photo-preview img{display:block;width:100%}
.consent-box{background:var(--plum-bg);border:1px solid #d9bfe8;border-radius:12px;padding:14px;display:flex;gap:10px;align-items:flex-start;margin:14px 0;font-size:.88em}
.consent-box input{width:20px;height:20px;margin-top:2px;flex-shrink:0;accent-color:var(--plum)}

/* ---------- Analyse ---------- */
.kv-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.kv-card{background:var(--plum-bg);border-radius:12px;padding:12px}
.kv-card .k{font-size:.75em;color:var(--plum);font-weight:700;text-transform:uppercase;letter-spacing:.5px}
.kv-card .v{font-size:1.02em;font-weight:600;margin-top:2px}
.reco{border-left:4px solid var(--gold);background:#fffdf6;border-radius:0 12px 12px 0;padding:12px 14px;margin:10px 0;box-shadow:var(--shadow)}
.reco .r-style{font-weight:800;color:var(--blue-dark)}
.reco .r-why{font-size:.9em;color:var(--text);margin:4px 0}
.reco .r-meta{font-size:.8em;color:var(--muted)}

/* ---------- DadouMatch ---------- */
.match-card{background:linear-gradient(150deg,#fff, #fbf4ff);border:2px solid #e7d3f2;border-radius:18px;padding:18px;margin-bottom:14px;box-shadow:var(--shadow);position:relative}
.match-score{position:absolute;top:14px;right:14px;background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#3a2a05;font-weight:800;border-radius:999px;padding:6px 14px;font-size:.95em}
.match-card h3{color:var(--plum);font-size:1.15em;margin-bottom:6px;padding-right:90px}
.match-card p{font-size:.92em;margin:6px 0}
.match-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:.82em;color:var(--muted);margin:8px 0}

/* ---------- Essayage ---------- */
.style-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0}
.style-btn{border:2px solid var(--line);background:#fff;border-radius:14px;padding:12px 6px;font-size:.85em;font-weight:600;color:var(--text);display:flex;flex-direction:column;align-items:center;gap:6px}
.style-btn .emoji{font-size:1.8em}
.style-btn.on{border-color:var(--plum);background:var(--plum-bg);box-shadow:0 0 0 2px var(--plum-light)}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0}
.chip{border:2px solid var(--line);background:#fff;border-radius:999px;padding:8px 16px;font-size:.88em;font-weight:600}
.chip.on{border-color:var(--plum);background:var(--plum);color:#fff}
.seg{display:flex;gap:8px;margin:4px 0 12px}
.seg button{flex:1;border:2px solid var(--line);background:#fff;border-radius:999px;padding:10px 8px;font-size:.9em;font-weight:700;color:var(--text)}
.seg button.on{border-color:var(--plum);background:var(--plum);color:#fff}
select.input{appearance:auto}
.progress-wrap{margin:18px 0}
.progress-bar{height:12px;background:var(--line);border-radius:999px;overflow:hidden}
.progress-fill{height:100%;width:0;background:linear-gradient(90deg,var(--plum-light),var(--gold));border-radius:999px;transition:width .5s ease}
.result-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin:12px 0}
.result-img img{display:block;width:100%}
.result-actions{display:flex;gap:8px;flex-wrap:wrap}

/* ---------- Comparaison ---------- */
.ba-wrap{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin:12px 0;user-select:none}
.ba-wrap img{display:block;width:100%}
.ba-after{position:absolute;inset:0;overflow:hidden}
.ba-after img{width:100%;height:100%;object-fit:cover}
.ba-handle-line{position:absolute;top:0;bottom:0;width:3px;background:#fff;box-shadow:0 0 8px rgba(0,0,0,.5)}
.ba-label{position:absolute;top:10px;background:rgba(0,0,0,.55);color:#fff;font-size:.75em;font-weight:700;padding:4px 12px;border-radius:999px}
.ba-label.before{left:10px}.ba-label.after{right:10px}
input[type=range].ba-slider{width:100%;margin:6px 0 18px;accent-color:var(--plum)}
.ab-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ab-cell{border-radius:12px;overflow:hidden;box-shadow:var(--shadow);position:relative}
.ab-cell img{display:block;width:100%;aspect-ratio:3/4;object-fit:cover}
.ab-cell .ab-tag{position:absolute;bottom:8px;left:8px;background:rgba(0,0,0,.6);color:#fff;font-weight:800;border-radius:999px;padding:4px 14px}

/* ---------- Favoris ---------- */
.fav-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fav-card{border-radius:14px;overflow:hidden;box-shadow:var(--shadow);background:#fff;position:relative}
.fav-card img{display:block;width:100%;aspect-ratio:3/4;object-fit:cover}
.fav-card .fav-info{padding:10px;font-size:.85em}
.fav-card .fav-info .s{font-weight:700;color:var(--plum)}
.fav-card .fav-x{position:absolute;top:8px;right:8px;background:rgba(0,0,0,.6);color:#fff;border:none;border-radius:50%;width:30px;height:30px;font-size:1em}
.fav-card .fav-actions{display:flex;gap:6px;padding:0 10px 10px}
.badge-src{font-size:.7em;font-weight:700;padding:2px 10px;border-radius:999px;background:var(--plum-bg);color:var(--plum)}
.badge-src.server{background:#e8f5ee;color:var(--green)}

/* ---------- Fiche coiffeur ---------- */
.sheet-preview{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin:12px 0;background:#fff}
.sheet-preview img{display:block;width:100%}

/* ---------- Profil ---------- */
.profil-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.profil-row:last-child{border-bottom:none}
.profil-row .k{color:var(--muted);font-size:.92em}
.profil-row .v{font-weight:700}
.switch{position:relative;width:52px;height:30px;flex-shrink:0;border:none;background:#cbd5e0;border-radius:999px;transition:background .2s}
.switch .knob{position:absolute;top:3px;left:3px;width:24px;height:24px;background:#fff;border-radius:50%;transition:left .2s;box-shadow:0 1px 4px rgba(0,0,0,.25)}
.switch[aria-checked="true"]{background:var(--plum)}
.switch[aria-checked="true"] .knob{left:25px}
.danger-zone{border:2px solid #f3c1c1}

/* ---------- Nav bas ---------- */
.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:50;background:#fff;border-top:1px solid var(--line);display:flex;padding:8px 4px calc(8px + env(safe-area-inset-bottom));box-shadow:0 -4px 20px rgba(0,0,0,.08)}
.bottom-nav button{flex:1;background:none;border:none;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:.68em;color:var(--muted);font-weight:600;padding:6px 0}
.bottom-nav button .ico{font-size:1.5em}
.bottom-nav button.on{color:var(--plum)}

/* ---------- Divers ---------- */
#loading-overlay{position:fixed;inset:0;background:rgba(14,44,70,.55);z-index:200;display:none;align-items:center;justify-content:center;flex-direction:column;gap:14px;color:#fff;font-weight:600}
#loading-overlay.open{display:flex}
.spinner{width:44px;height:44px;border:4px solid rgba(255,255,255,.3);border-top-color:var(--gold);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
#toast{position:fixed;bottom:110px;left:50%;transform:translateX(-50%) translateY(20px);background:#0e2c46;color:#fff;padding:12px 22px;border-radius:999px;font-size:.9em;font-weight:600;opacity:0;pointer-events:none;transition:all .3s;z-index:300;max-width:90%;text-align:center}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.modal{position:fixed;inset:0;z-index:150;display:none;align-items:center;justify-content:center;background:rgba(14,44,70,.6);padding:20px}
.modal.open{display:flex}
.modal-card{background:#fff;border-radius:20px;padding:26px;max-width:420px;width:100%;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.modal-card h2{color:var(--plum);margin-bottom:10px}
.modal-card p{font-size:.92em;color:var(--muted);margin-bottom:16px}
.modal-card .btn{margin:6px 0}
.quota-bar{height:8px;background:var(--line);border-radius:999px;overflow:hidden;margin-top:6px}
.quota-fill{height:100%;background:linear-gradient(90deg,var(--plum-light),var(--gold));border-radius:999px}
.paywall-note{background:linear-gradient(150deg,var(--blue-dark),var(--plum));color:#fff;border-radius:var(--radius);padding:22px;text-align:center;margin-bottom:16px}
.paywall-note h2{color:var(--gold);margin-bottom:8px}
.paywall-note p{font-size:.92em;opacity:.92;margin-bottom:14px}
a.inline-link{color:var(--plum-light);font-weight:700}

/* ---------- Accueil premium (tous écrans) ---------- */
body{overflow-x:hidden}
.hero-landing{margin:-20px -16px 0;border-radius:0}
.hero-inner{max-width:1140px;margin:0 auto;padding:56px 24px 48px}
.hero-eyebrow{display:inline-block;font-size:.78em;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;color:var(--gold);background:rgba(217,164,65,.14);border:1px solid rgba(217,164,65,.45);border-radius:999px;padding:6px 14px;margin-bottom:18px}
.hero-title{font-size:2.1em;line-height:1.12;margin:0 0 14px;color:#fff;font-weight:800}
.hero-sub{font-size:1.02em;opacity:.92;margin:0 0 24px;max-width:34em}
.btn-hero{font-size:1.08em;padding:16px 42px;border-radius:16px;margin-bottom:16px}
.hero-landing .hero-pass{max-width:34em}
.hero-visual{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
.hair-card{margin:0;border-radius:18px;overflow:hidden;position:relative;box-shadow:0 14px 34px rgba(0,0,0,.35);background:var(--plum)}
.hair-card img{width:100%;height:100%;aspect-ratio:1;object-fit:cover;display:block}
.hair-card figcaption{position:absolute;left:10px;bottom:10px;font-size:.78em;font-weight:800;color:#fff;background:rgba(20,10,30,.55);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.25);padding:4px 12px;border-radius:999px}
.steps-band{margin:0 -16px -20px;padding:44px 24px 64px;background:linear-gradient(180deg,#2a1638 0%,#1c0f26 100%);color:#fff}
.steps-band h2{text-align:center;margin:0 0 26px;font-size:1.5em}
.steps-grid{display:grid;gap:14px;max-width:1140px;margin:0 auto}
.step{background:rgba(255,255,255,.06);border:1px solid rgba(217,164,65,.28);border-radius:18px;padding:18px;display:flex;gap:14px;align-items:flex-start}
.step-n{flex-shrink:0;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:#3a2a05;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:1.1em}
.step p{margin:4px 0 0;font-size:.94em;color:rgba(255,255,255,.88)}
.steps-band .microcopy{text-align:center;color:rgba(255,255,255,.55);max-width:640px;margin:26px auto 0}

/* Tablette */
@media (min-width: 768px) {
  .hero-title{font-size:2.7em}
  .hero-inner{padding:72px 40px 60px}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .steps-band{margin:0 -16px -20px}
}

/* Desktop */
@media (min-width: 1024px) {
  .hero-landing{margin:-36px -40px 0}
  .hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;max-width:1280px;padding:0 48px;min-height:86vh}
  .hero-eyebrow{font-size:.82em}
  .hero-title{font-size:3.4em}
  .hero-sub{font-size:1.18em}
  .btn-hero{font-size:1.2em;padding:19px 54px}
  .hero-visual{margin-top:0;gap:18px;grid-template-columns:repeat(3,1fr)}
  .hair-card{border-radius:22px;transition:transform .35s ease}
  .hair-card:hover{transform:translateY(-8px)}
  .hair-card:nth-child(2){transform:translateY(26px)}
  .hair-card:nth-child(2):hover{transform:translateY(18px)}
  .steps-band{margin:0 -40px -36px;padding:72px 48px 90px}
  .steps-band h2{font-size:1.9em;margin-bottom:34px}
  .steps-grid{grid-template-columns:repeat(4,1fr);gap:20px;max-width:1280px}
  .step{flex-direction:column;gap:12px;padding:24px}
}

/* ---------- Desktop : autres vues (l'app) ---------- */
@media (min-width: 1024px) {
  main{max-width:1140px;padding:36px 40px 140px}
  #view-analyse.active, #view-compare.active, #view-profil.active{
    display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
  #view-analyse.active .panel, #view-compare.active .panel, #view-profil.active .panel{margin-top:0}
  #view-auth.active > .panel, #view-photo.active > .panel, #view-match.active > .panel,
  #view-essayage.active > .panel, #view-favoris.active > .panel, #view-coiffeur.active > .panel{
    max-width:760px;margin-left:auto;margin-right:auto}
  .bottom-nav{justify-content:center}
  .bottom-nav button{flex:0 1 150px}
}

/* ---------- En-tête professionnel ---------- */
.header-brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.header-brand:hover{opacity:.92}
.header-nav{display:none;align-items:center;gap:26px;margin-left:28px}
.header-nav a{color:rgba(255,255,255,.85);text-decoration:none;font-weight:600;font-size:.94em;transition:color .2s}
.header-nav a:hover{color:var(--gold)}
.header-spacer{flex:1}
#header-login{flex-shrink:0}
@media (min-width: 900px){
  .header-nav{display:inline-flex}
  .app-header{padding:12px 28px}
}

/* ---------- Hero : grand titre + slogan ---------- */
.hero-slogan{font-size:1.12em;font-style:italic;color:var(--gold);margin:0 0 16px;max-width:36em;line-height:1.5}
@media (min-width: 1024px){
  .hero-slogan{font-size:1.35em}
}

/* ---------- Page de connexion : logo ---------- */
.auth-panel{text-align:center}
.auth-logo{margin:6px auto 10px;display:block}

/* ===== Mode Live / Miroir coiffures ===== */
.mode-switch { display: flex; gap: 8px; margin: 12px 0; }
.mode-btn { flex: 1; padding: 12px 8px; border: 2px solid #6a4a8a; background: transparent; color: #6a4a8a; border-radius: 12px; font-size: 14px; font-weight: 600; cursor: pointer; }
.mode-btn.active { background: #6a4a8a; color: #fff; }
.soon-sub { display: block; font-size: 11px; font-weight: 400; opacity: 0.8; }
.live-container { position: relative; width: 100%; max-width: 500px; margin: 0 auto; border-radius: 16px; overflow: hidden; background: #000; aspect-ratio: 3/4; }
#hair-live-video { position: absolute; width: 100%; height: 100%; object-fit: cover; opacity: 0; pointer-events: none; }
.live-canvas { position: absolute; width: 100%; height: 100%; object-fit: cover; transform: scaleX(-1); }
.tryon-status { padding: 12px 16px; border-radius: 10px; margin: 12px 0; font-size: 14px; text-align: center; background: #eef; color: #446; }
.tryon-status.error { background: #fee; color: #a00; }

/* ---------- Tablette et ordinateur : fond violet pleine largeur (façon DadouSkin) ---------- */
@media(min-width:768px){
  html{overflow-x:clip}
  /* Le fond couvre tout l'écran : dégradé violet doux de la palette,
     jamais de bandes blanches sur les côtés */
  body{background:linear-gradient(180deg,#c4a9dc 0%,#cbb4e0 720px,#ddd0ec 1150px,#e9e1f5 1600px,#f2edf9 100%)}
}
@media(min-width:1024px){
  /* Hero et bande des étapes en pleine largeur réelle, bord à bord */
  .hero-landing{width:100vw;position:relative;left:50%;margin-left:-50vw;margin-right:-50vw;margin-top:-36px}
  .steps-band{width:100vw;position:relative;left:50%;margin-left:-50vw;margin-right:-50vw}
}