/* ============================================================
   AuditSEO Express — Design system "Diagnostic"
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
    --ink:        #0E1420;
    --ink-soft:   #4B5566;
    --paper:      #F6F5F1;
    --paper-card: #FFFFFF;
    --line:       #E4E2DB;
    --amber:      #F2A93C;
    --amber-deep: #C77F1D;
    --green:      #1FA97D;
    --red:        #E4572E;
    --radius:     16px;
    --radius-sm:  10px;

    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--ink);
    background: var(--paper);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

a { color: inherit; }
button { font-family: inherit; }

/* ---------- Header ---------- */
.site-header {
    padding: 22px 0;
    background: var(--ink);
}
.site-header .nav { display: flex; align-items: center; justify-content: space-between; }
.logo {
    font-family: var(--font-display); font-weight: 700; font-size: 19px;
    color: #ffffff; text-decoration: none; letter-spacing: -0.02em;
}
.logo .dot { color: var(--amber); }
.logo-img-wrap {
    display: inline-flex; align-items: center; background: #ffffff;
    padding: 8px 14px; border-radius: 10px;
}
.logo-img { display: block; height: 28px; width: auto; }

/* ---------- Hero ---------- */
.hero {
    background: var(--ink);
    color: #ffffff;
    padding: 56px 0 90px;
    position: relative;
    overflow: hidden;
}
.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}
.eyebrow {
    font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--amber); margin-bottom: 18px;
    display: flex; align-items: center; gap: 8px;
}
.eyebrow::before { content: ''; width: 6px; height: 6px; background: var(--amber); border-radius: 50%; }

.hero h1 {
    font-family: var(--font-display); font-weight: 700; font-size: 40px;
    line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 20px;
}
.hero h1 .souligne { text-decoration: underline; text-decoration-color: var(--amber); text-decoration-thickness: 3px; text-underline-offset: 6px; }

.hero-sub { font-size: 16px; color: #C9CEDA; max-width: 460px; margin: 0 0 32px; }

.hero-cta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

/* ---------- Jauge (signature element) ---------- */
.jauge-wrap { display: flex; flex-direction: column; align-items: center; }
.jauge-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    padding: 28px 28px 20px;
    backdrop-filter: blur(6px);
}
.jauge-label {
    font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
    text-transform: uppercase; color: #94A0B4; text-align: center; margin-bottom: 6px;
}
.jauge-score {
    font-family: var(--font-display); font-size: 15px; text-align: center; color: #fff;
    margin-top: -6px;
}
.jauge-score b { font-size: 34px; color: var(--amber); }

.jauge-svg { width: 240px; height: 140px; display: block; margin: 0 auto; }
.jauge-arc-bg { fill: none; stroke: rgba(255,255,255,0.1); stroke-width: 14; }
.jauge-arc-fill {
    fill: none; stroke: var(--amber); stroke-width: 14; stroke-linecap: round;
    stroke-dasharray: 251.2; stroke-dashoffset: 251.2;
    animation: dessinerArc 1.4s cubic-bezier(0.22, 1, 0.36, 1) 0.3s forwards;
}
.jauge-aiguille {
    transform-origin: 120px 120px;
    transform: rotate(-90deg);
    animation: tournerAiguille 1.4s cubic-bezier(0.22, 1, 0.36, 1) 0.3s forwards;
}
@keyframes dessinerArc { to { stroke-dashoffset: 63.5; } }
@keyframes tournerAiguille { to { transform: rotate(38deg); } }
@media (prefers-reduced-motion: reduce) {
    .jauge-arc-fill { animation: none; stroke-dashoffset: 63.5; }
    .jauge-aiguille { animation: none; transform: rotate(38deg); }
}

/* ---------- Boutons ---------- */
.btn-primary {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--amber); color: var(--ink);
    border: none; padding: 15px 26px; border-radius: var(--radius-sm);
    font-family: var(--font-display); font-weight: 700; font-size: 15px;
    cursor: pointer; transition: transform 0.15s ease, background 0.15s ease;
    text-decoration: none;
}
.btn-primary:hover { background: #ffbb52; transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:focus-visible { outline: 3px solid #ffffff; outline-offset: 2px; }

.lien-ancre { font-size: 13px; color: #C9CEDA; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Sections génériques ---------- */
section { padding: 80px 0; }
.section-tag {
    font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--amber-deep); margin-bottom: 10px;
}
.section-titre {
    font-family: var(--font-display); font-weight: 700; font-size: 28px;
    letter-spacing: -0.01em; margin: 0 0 12px; color: var(--ink);
}
.section-intro { color: var(--ink-soft); font-size: 15px; max-width: 560px; margin: 0 0 40px; }

/* ---------- Étapes (séquence réelle : 01/02/03) ---------- */
.etapes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.etape { position: relative; padding: 26px 22px; background: var(--paper-card); border: 1px solid var(--line); border-radius: var(--radius); }
.etape-num { font-family: var(--font-mono); font-size: 13px; color: var(--amber-deep); margin-bottom: 12px; }
.etape h3 { font-family: var(--font-display); font-size: 17px; margin: 0 0 8px; }
.etape p { font-size: 13.5px; color: var(--ink-soft); margin: 0; }

/* ---------- Grille de critères (tags) ---------- */
.criteres-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.critere-tag {
    display: flex; align-items: center; gap: 10px;
    background: var(--paper-card); border: 1px solid var(--line);
    border-radius: var(--radius-sm); padding: 14px 16px; font-size: 13.5px; font-weight: 500;
}
.critere-tag .puce-num {
    font-family: var(--font-mono); font-size: 11px; color: #fff;
    background: var(--ink); width: 22px; height: 22px; border-radius: 6px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}

/* ---------- Formulaire ---------- */
.form-section { background: var(--ink); color: #fff; padding: 90px 0; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.form-grid .section-tag { color: var(--amber); }
.form-grid .section-titre { color: #fff; }
.form-grid .section-intro { color: #C9CEDA; }

.reassurance-list { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-direction: column; gap: 16px; }
.reassurance-list li { display: flex; gap: 12px; font-size: 14px; color: #DCE0E8; }
.reassurance-list .check { color: var(--green); font-weight: 700; flex-shrink: 0; }

.form-card {
    background: var(--paper-card); color: var(--ink);
    border-radius: var(--radius); padding: 30px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.35);
}
.tabs { display: flex; gap: 6px; background: var(--paper); padding: 4px; border-radius: 10px; margin-bottom: 24px; }
.tab {
    flex: 1; padding: 11px 10px; border: none; background: transparent;
    border-radius: 8px; font-family: var(--font-display); font-size: 13px; font-weight: 600;
    color: var(--ink-soft); cursor: pointer; transition: all 0.15s ease;
}
.tab.active { background: var(--ink); color: #fff; }

.form-group { margin-bottom: 18px; }
.form-group.hidden { display: none; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.form-group input[type="text"],
.form-group input[type="url"],
.form-group input[type="email"] {
    width: 100%; padding: 13px 14px; border: 1.5px solid var(--line);
    border-radius: var(--radius-sm); font-size: 14px; font-family: var(--font-body);
    transition: border-color 0.15s ease;
}
.form-group input:focus { outline: none; border-color: var(--ink); }
.form-group input:focus-visible { outline: 2px solid var(--amber-deep); outline-offset: 1px; }
.hint { display: block; font-size: 12px; color: var(--ink-soft); margin-top: 5px; }
.req { color: var(--red); }

.checkbox-line { display: flex; align-items: flex-start; gap: 8px; font-size: 12.5px; color: var(--ink-soft); margin-bottom: 20px; cursor: pointer; }
.checkbox-line input { margin-top: 3px; }

.form-card .btn-primary { width: 100%; justify-content: center; }
.paiement-securise { text-align: center; font-size: 12px; color: var(--ink-soft); margin: 14px 0 0; display: flex; align-items: center; justify-content: center; gap: 6px; }

/* ---------- Footer ---------- */
.site-footer { text-align: center; padding: 30px 0; color: var(--ink-soft); font-size: 12.5px; background: var(--paper); border-top: 1px solid var(--line); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
    .hero-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 30px; }
    .etapes, .criteres-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; gap: 36px; }
    section { padding: 56px 0; }
}

/* ---------- Reveal au scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
}

/* ============================================================
   Page statut / merci — tampon de verdict
   ============================================================ */
.statut-page { max-width: 560px; margin: 0 auto; padding: 90px 24px 80px; text-align: center; }
.statut-page h1 { font-family: var(--font-display); font-size: 24px; margin: 20px 0 12px; }
.statut-page p { color: var(--ink-soft); font-size: 15px; }
.statut-ref { font-family: var(--font-mono); font-size: 12px; color: var(--ink-soft); }

.tampon {
    display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
    width: 132px; height: 132px; border-radius: 50%;
    border: 3px solid currentColor; transform: rotate(-8deg);
    font-family: var(--font-display); font-weight: 700;
    margin: 10px auto 6px;
}
.tampon .score { font-size: 30px; line-height: 1; }
.tampon .libelle { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.06em; text-transform: uppercase; margin-top: 4px; }

.spinner {
    width: 38px; height: 38px; border: 4px solid var(--line);
    border-top-color: var(--ink); border-radius: 50%;
    animation: spin 0.8s linear infinite; margin: 10px auto 20px;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
    .spinner { animation-duration: 1.6s; }
}

/* ---------- Aperçu du rapport sur la page (détail des critères) ---------- */
.rapport-apercu { max-width: 640px; margin: 40px auto 0; padding: 0 24px; text-align: left; }
.rapport-apercu-titre {
    font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--ink-soft); margin-bottom: 18px; text-align: center;
}
.critere-detail { margin-bottom: 20px; }
.critere-detail-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 6px; gap: 12px; }
.critere-detail-nom { font-family: var(--font-display); font-weight: 600; font-size: 14.5px; }
.critere-detail-note { font-family: var(--font-mono); font-size: 13px; font-weight: 600; white-space: nowrap; }
.critere-bar-bg { background: var(--line); border-radius: 6px; height: 8px; width: 100%; margin-bottom: 8px; overflow: hidden; }
.critere-bar-fill { height: 100%; border-radius: 6px; }
.critere-lignes { list-style: none; padding: 0; margin: 0; }
.critere-lignes li { font-size: 12.5px; margin: 3px 0; padding-left: 16px; position: relative; color: var(--ink-soft); }
.critere-lignes li.succes { color: var(--green); }
.critere-lignes li.avertissement { color: var(--amber-deep); }
.critere-lignes li.erreur { color: var(--red); }
.critere-lignes .puce { position: absolute; left: 0; font-weight: 700; }

.email-statut {
    display: inline-flex; align-items: center; gap: 6px;
    font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
    padding: 6px 12px; border-radius: 999px; margin-top: 8px;
}
.email-statut.ok { background: #E6F7F0; color: var(--green); }
.email-statut.ko { background: #FDEEE9; color: var(--red); }