/**
 * FAQ Hub Sémantique — Aquariophilie Low-tech
 * Fichier : assets/css/faq.css
 */

/* ── Variables ───────────────────────── */
:root {
    --vert-fonce:  #1a4d2e;
    --vert-moyen:  #2d6a4f;
    --vert-clair:  #52b788;
    --vert-pale:   #d8f3dc;
    --vert-extra:  #f0faf4;
    --orange:      #e76f51;
    --gris-bg:     #f8f9fa;
    --gris-bord:   #dee2e6;
    --texte:       #2c3e50;
    --texte-sec:   #6c757d;
    --blanc:       #ffffff;
    --ombre:       0 2px 12px rgba(0,0,0,.07);
    --ombre-hover: 0 4px 20px rgba(0,0,0,.12);
}

/* ── Breadcrumb ──────────────────────── */
.faq2-breadcrumb {
    padding: .75rem 1.5rem;
    font-size: .85rem;
    color: var(--texte-sec);
    max-width: 900px;
    margin: 0 auto;
}
.faq2-breadcrumb a { color: var(--vert-moyen); text-decoration: none; }
.faq2-breadcrumb a:hover { text-decoration: underline; }
.faq2-breadcrumb span { margin: 0 .4rem; }

/* ── Hero ────────────────────────────── */
.faq2-hero {
    background: linear-gradient(135deg, var(--vert-fonce) 0%, var(--vert-moyen) 100%);
    color: var(--blanc);
    padding: 3.5rem 1.5rem 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.faq2-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Ccircle cx='30' cy='30' r='20' fill='%23ffffff' fill-opacity='0.04'/%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}
.faq2-badge {
    display: inline-block;
    background: rgba(255,255,255,.15);
    border: 1px solid rgba(255,255,255,.3);
    border-radius: 20px;
    padding: .4rem 1.2rem;
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .05em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
    color: var(--blanc);
}
.faq2-hero h1 {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 1rem;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
    color: var(--blanc);
}
.faq2-hero h1 em { font-style: normal; color: #a8e6cf; }
.faq2-hero__lead {
    font-size: 1.05rem;
    opacity: .9;
    max-width: 560px;
    margin: 0 auto 2rem;
    line-height: 1.65;
    color: var(--blanc);
}

/* ── Stats hero ──────────────────────── */
.faq2-stats {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}
.faq2-stat { text-align: center; }
.faq2-stat strong {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: #a8e6cf;
    line-height: 1.1;
}
.faq2-stat span {
    font-size: .8rem;
    opacity: .8;
    color: var(--blanc);
}

/* ── Navigation thématiques ──────────── */
.faq2-nav {
    background: var(--blanc);
    border-bottom: 1px solid var(--gris-bord);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,.06);
}
.faq2-nav-inner {
    display: flex;
    gap: .25rem;
    max-width: 900px;
    margin: 0 auto;
    padding: .5rem 1rem;
    overflow-x: auto;
    scrollbar-width: none;
}
.faq2-nav-inner::-webkit-scrollbar { display: none; }
.faq2-nav-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: .5rem 1rem;
    border: 1.5px solid var(--gris-bord);
    border-radius: 20px;
    background: var(--blanc);
    color: var(--texte-sec);
    font-size: .82rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    transition: border-color .15s, color .15s, background .15s;
}
.faq2-nav-btn:hover {
    border-color: var(--vert-clair);
    color: var(--vert-fonce);
    background: var(--vert-extra);
}
.faq2-nav-btn.active {
    border-color: var(--vert-fonce);
    color: var(--vert-fonce);
    background: var(--vert-pale);
    font-weight: 600;
}

/* ── Contenu principal ───────────────── */
.faq2-main {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem 4rem;
}

/* ── Section thématique ──────────────── */
.faq2-section {
    margin-bottom: 3.5rem;
    scroll-margin-top: 80px;
}
.faq2-section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--vert-pale);
}
.faq2-section-icon {
    width: 44px;
    height: 44px;
    background: var(--vert-pale);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.faq2-section-titre {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--vert-fonce);
}
.faq2-section-count {
    margin-left: auto;
    font-size: .78rem;
    color: var(--texte-sec);
    background: var(--gris-bg);
    border: 1px solid var(--gris-bord);
    border-radius: 12px;
    padding: .2rem .7rem;
    white-space: nowrap;
}

/* ── Accordéon ───────────────────────── */
.faq2-list { display: flex; flex-direction: column; gap: 8px; }

.faq2-item {
    background: var(--blanc);
    border: 1.5px solid var(--gris-bord);
    border-radius: 10px;
    overflow: hidden;
    transition: border-color .2s, box-shadow .2s;
}
.faq2-item:hover { border-color: var(--vert-clair); }
.faq2-item.open {
    border-color: var(--vert-fonce);
    box-shadow: var(--ombre);
}

.faq2-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 1rem 1.25rem;
    cursor: pointer;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
}
.faq2-question-text {
    font-size: .98rem;
    font-weight: 600;
    color: var(--texte);
    line-height: 1.45;
    flex: 1;
}
.faq2-item.open .faq2-question-text { color: var(--vert-fonce); }

.faq2-chevron {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 50%;
    background: var(--gris-bg);
    border: 1px solid var(--gris-bord);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform .25s, background .2s;
}
.faq2-item.open .faq2-chevron {
    transform: rotate(180deg);
    background: var(--vert-pale);
    border-color: var(--vert-clair);
}
.faq2-chevron svg { width: 14px; height: 14px; }

.faq2-answer {
    display: none;
    padding: 0 1.25rem 1.25rem;
}
.faq2-item.open .faq2-answer { display: block; }

.faq2-answer-text {
    font-size: .93rem;
    color: var(--texte);
    line-height: 1.7;
    margin-bottom: 1rem;
    border-top: 1px solid var(--gris-bord);
    padding-top: .75rem;
}

/* ── CTA dans accordéon ──────────────── */
.faq2-cta {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: var(--vert-extra);
    border: 1px solid var(--vert-clair);
    border-radius: 8px;
    padding: .85rem 1rem;
    text-decoration: none;
    transition: background .15s;
}
.faq2-cta:hover { background: var(--vert-pale); }
.faq2-cta-arrow {
    color: var(--vert-fonce);
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 1px;
}
.faq2-cta-body { flex: 1; }
.faq2-cta-label {
    font-size: .82rem;
    color: var(--texte-sec);
    display: block;
    margin-bottom: 2px;
}
.faq2-cta-titre {
    font-size: .88rem;
    font-weight: 600;
    color: var(--vert-fonce);
    display: block;
    line-height: 1.4;
}

/* ── CTA final ───────────────────────── */
.faq2-cta-final {
    background: var(--vert-fonce);
    color: var(--blanc);
    text-align: center;
    padding: 3rem 1.5rem;
}
.faq2-cta-final h2 {
    font-size: 1.3rem;
    margin-bottom: .5rem;
    color: var(--blanc);
}
.faq2-cta-final p {
    opacity: .85;
    margin-bottom: 1.5rem;
    font-size: .95rem;
    line-height: 1.6;
    color: var(--blanc);
}
.btn-cta-blanc {
    display: inline-block;
    background: var(--blanc);
    color: var(--vert-fonce);
    font-weight: 700;
    padding: .8rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-size: .95rem;
    margin: .4rem;
    transition: background .2s;
}
.btn-cta-blanc:hover { background: var(--vert-pale); }

/* ── Responsive ──────────────────────── */
@media (max-width: 600px) {
    .faq2-hero { padding: 2.5rem 1rem 3rem; }
    .faq2-hero h1 { font-size: 1.45rem; }
    .faq2-main { padding: 2rem 1rem 3rem; }
    .faq2-section { margin-bottom: 2.5rem; }
    .faq2-question { padding: .85rem 1rem; }
    .faq2-answer { padding: 0 1rem 1rem; }
}