/* ============================================================
   site.css - carnetis.fr
   Charte : Outfit (corps) + Bitter (titres), fond vert clair
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
    --noir:         #1E4D2B;
    --noir-deep:    #0f2d18;
    --vert:         #97c459;
    --vert-hover:   #82ad48;
    --fond:         #f0f7e6;
    --fond-alt:     #e4f0d4;
    --blanc:        #ffffff;
    --encre:        #1E4D2B;
    --gris:         #4a5e4f;
    --gris-light:   #8a9e8f;
    --trait:        #c8ddb0;
    --trait-fort:   #1E4D2B;
    --radius-s:     3px;
    --radius-m:     6px;
    --shadow:       4px 4px 0 0 var(--noir);
    --shadow-sm:    2px 2px 0 0 var(--noir);
    --nav-h:        60px;
    --max-w:        1140px;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: 'Outfit', sans-serif;
    color: var(--encre);
    background: var(--fond);
    line-height: 1.65;
    overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── Typographie ───────────────────────────────────────────── */
h1, h2, h3, h4 {
    font-family: 'Bitter', serif;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: var(--noir);
}
h1 { font-size: clamp(36px, 5vw, 60px); }
h2 { font-size: clamp(28px, 3.5vw, 44px); }
h3 { font-size: clamp(18px, 2vw, 24px); }

em { font-style: italic; font-weight: 400; color: var(--vert); }

/* ── Utilitaires ───────────────────────────────────────────── */
.inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 48px;
}
.section-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--vert-hover);
    border: 1.5px solid var(--trait);
    padding: 4px 12px;
    border-radius: var(--radius-s);
    margin-bottom: 16px;
    background: var(--blanc);
}
.section-head {
    text-align: center;
    margin-bottom: 60px;
}
.section-head p {
    font-size: 17px;
    font-weight: 300;
    color: var(--gris);
    max-width: 560px;
    margin: 16px auto 0;
    line-height: 1.75;
}

/* ── Boutons ───────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: 'Outfit', sans-serif;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius-s);
    border: 2px solid var(--noir);
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
    white-space: nowrap;
}
.btn-primary {
    background: var(--noir);
    color: var(--blanc);
    box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
    background: var(--noir-deep);
    box-shadow: 3px 3px 0 0 var(--vert);
    transform: translate(-1px, -1px);
}
.btn-outline {
    background: transparent;
    color: var(--noir);
}
.btn-outline:hover {
    background: var(--noir);
    color: var(--blanc);
}
.btn-vert {
    background: var(--vert);
    color: var(--blanc);
    border-color: var(--vert);
    box-shadow: var(--shadow-sm);
}
.btn-vert:hover {
    background: var(--vert-hover);
    border-color: var(--vert-hover);
    box-shadow: 3px 3px 0 0 var(--noir);
    transform: translate(-1px, -1px);
}
.btn-lg { padding: 15px 32px; font-size: 15px; }
.btn-sm { padding: 8px 16px; font-size: 13px; }

/* ── NAV ───────────────────────────────────────────────────── */
.site-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 200;
    height: var(--nav-h);
    background: var(--blanc);
    border-bottom: 2px solid var(--noir);
    display: flex;
    align-items: center;
}
.nav-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 48px;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 0;
}
.nav-logo {
    font-family: 'Bitter', serif;
    font-weight: 700;
    font-size: 21px;
    color: var(--noir);
    text-decoration: none;
    flex-shrink: 0;
    letter-spacing: -0.03em;
    margin-right: 48px;
}
.nav-logo .lo { color: var(--vert); font-style: italic; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1;
}
.nav-links a {
    font-size: 14px;
    font-weight: 400;
    color: var(--gris);
    padding: 6px 14px;
    border-radius: var(--radius-s);
    transition: all 0.12s;
    text-decoration: none;
}
.nav-links a:hover,
.nav-links a.active {
    color: var(--noir);
    background: var(--fond);
}
.nav-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.nav-login {
    font-size: 13px;
    font-weight: 500;
    color: var(--gris);
    padding: 7px 16px;
    border: 1.5px solid var(--trait);
    border-radius: var(--radius-s);
    text-decoration: none;
    transition: all 0.12s;
}
.nav-login:hover {
    border-color: var(--noir);
    color: var(--noir);
}
.nav-essai {
    font-size: 13px;
    font-weight: 600;
    color: var(--blanc);
    background: var(--vert);
    padding: 8px 20px;
    border-radius: var(--radius-s);
    text-decoration: none;
    border: 2px solid var(--vert);
    box-shadow: var(--shadow-sm);
    transition: all 0.12s;
}
.nav-essai:hover {
    background: var(--vert-hover);
    border-color: var(--vert-hover);
    box-shadow: 3px 3px 0 0 var(--noir);
    transform: translate(-1px, -1px);
}

/* Burger mobile */
.nav-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
    margin-left: auto;
}
.nav-burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--noir);
    border-radius: 2px;
    transition: all 0.2s;
}
.nav-drawer {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--blanc);
    border-bottom: 2px solid var(--noir);
    padding: 16px 24px 24px;
    z-index: 199;
    flex-direction: column;
    gap: 4px;
}
.nav-drawer.open { display: flex; }
.nav-drawer a {
    font-size: 15px;
    font-weight: 400;
    color: var(--encre);
    padding: 10px 12px;
    border-radius: var(--radius-s);
    border-bottom: 1px solid var(--trait);
}
.nav-drawer a:last-child { border-bottom: none; }
.nav-drawer a.drawer-cta {
    margin-top: 8px;
    background: var(--vert);
    color: var(--blanc);
    text-align: center;
    font-weight: 600;
    font-size: 14px;
    border-bottom: none;
}

/* ── FOOTER ────────────────────────────────────────────────── */
.site-footer {
    background: var(--noir-deep);
    border-top: 2px solid var(--noir);
    padding: 64px 0 0;
    color: rgba(255,255,255,0.75);
}
.footer-grid {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 48px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}
.footer-brand .footer-logo {
    font-family: 'Bitter', serif;
    font-weight: 700;
    font-size: 20px;
    color: var(--blanc);
    text-decoration: none;
    display: block;
    margin-bottom: 14px;
    letter-spacing: -0.03em;
}
.footer-brand .footer-logo .lo { color: var(--vert); font-style: italic; }
.footer-brand p {
    font-size: 13px;
    font-weight: 300;
    line-height: 1.75;
    color: rgba(255,255,255,0.5);
    max-width: 260px;
}
.footer-brand .footer-badge {
    margin-top: 16px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: rgba(255,255,255,0.4);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 4px 10px;
    border-radius: var(--radius-s);
}
.footer-col h4 {
    font-family: 'Outfit', sans-serif;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.4);
    margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
    font-size: 13px;
    font-weight: 300;
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: color 0.12s;
}
.footer-col ul li a:hover { color: var(--blanc); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 48px;
    max-width: var(--max-w);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}
.footer-bottom p {
    font-size: 11px;
    color: rgba(255,255,255,0.3);
}
.footer-bottom a {
    font-size: 11px;
    color: rgba(255,255,255,0.3);
    text-decoration: none;
    transition: color 0.12s;
}
.footer-bottom a:hover { color: rgba(255,255,255,0.6); }

/* ── HERO GÉNÉRIQUE (pages intérieures) ────────────────────── */
.page-hero {
    padding-top: var(--nav-h);
    background: var(--blanc);
    border-bottom: 2px solid var(--noir);
}
.page-hero-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 80px 48px 72px;
}
.page-hero-inner h1 { margin-bottom: 20px; }
.page-hero-inner .lead {
    font-size: 19px;
    font-weight: 300;
    color: var(--gris);
    max-width: 600px;
    line-height: 1.75;
}

/* ── CARDS GÉNÉRIQUES ──────────────────────────────────────── */
.card {
    background: var(--blanc);
    border: 2px solid var(--noir);
    border-radius: var(--radius-m);
    padding: 28px;
    box-shadow: var(--shadow);
    transition: transform 0.15s, box-shadow 0.15s;
}
.card:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 0 var(--noir);
}
.card-icon {
    width: 44px;
    height: 44px;
    background: var(--fond);
    border: 2px solid var(--trait);
    border-radius: var(--radius-s);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 16px;
    flex-shrink: 0;
}

/* ── SECTIONS ──────────────────────────────────────────────── */
.section { padding: 100px 0; }
.section-blanc { background: var(--blanc); }
.section-fond { background: var(--fond); }
.section-fond-alt { background: var(--fond-alt); }
.section-dark {
    background: var(--noir-deep);
    color: rgba(255,255,255,0.85);
}
.section-dark h2,
.section-dark h3 { color: var(--blanc); }
.section-dark .section-tag {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.15);
    color: var(--vert);
}
.section-dark p { color: rgba(255,255,255,0.6); }

/* Séparateur de sections avec bordure top */
.section + .section { border-top: 2px solid var(--noir); }

/* ── FORMULAIRE CONTACT ────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--noir);
    margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: 'Outfit', sans-serif;
    font-size: 14px;
    color: var(--noir);
    background: var(--blanc);
    border: 2px solid var(--trait);
    border-radius: var(--radius-s);
    outline: none;
    transition: border-color 0.15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--noir);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-note {
    font-size: 12px;
    color: var(--gris-light);
    margin-top: 6px;
}
.form-success {
    display: none;
    padding: 16px 20px;
    background: rgba(151,196,89,0.12);
    border: 2px solid var(--vert);
    border-radius: var(--radius-s);
    font-size: 14px;
    color: var(--noir);
    font-weight: 500;
}
.form-error {
    display: none;
    padding: 16px 20px;
    background: rgba(220,53,69,0.08);
    border: 2px solid #dc3545;
    border-radius: var(--radius-s);
    font-size: 14px;
    color: #dc3545;
}

/* ── FAQ ACCORDÉON ─────────────────────────────────────────── */
.faq-item {
    border: 2px solid var(--noir);
    border-radius: var(--radius-s);
    background: var(--blanc);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.faq-item + .faq-item { margin-top: 8px; }
.faq-q {
    width: 100%;
    text-align: left;
    padding: 18px 24px;
    font-family: 'Outfit', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: var(--noir);
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: background 0.12s;
}
.faq-q:hover { background: var(--fond); }
.faq-q.open { background: var(--fond); }
.faq-icon {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    border: 2px solid var(--noir);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 300;
    transition: transform 0.2s;
}
.faq-q.open .faq-icon { transform: rotate(45deg); }
.faq-a {
    display: none;
    padding: 20px 24px;
    font-size: 14px;
    color: var(--gris);
    line-height: 1.8;
    border-top: 1px solid var(--trait);
}
.faq-a.open { display: block; }

/* ── BADGE / PILL ──────────────────────────────────────────── */
.badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 3px 10px;
    border-radius: var(--radius-s);
}
.badge-vert { background: var(--vert); color: var(--blanc); }
.badge-fond { background: var(--fond); color: var(--noir); border: 1px solid var(--trait); }
.badge-noir { background: var(--noir); color: var(--blanc); }

/* ── HERO STATUS DOT ───────────────────────────────────────── */
.status-dot {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 500;
    color: var(--gris);
    border: 1.5px solid var(--trait);
    padding: 5px 14px;
    border-radius: var(--radius-s);
    background: var(--blanc);
    margin-bottom: 24px;
}
.status-dot .dot {
    width: 7px; height: 7px;
    background: var(--vert);
    border-radius: 50%;
    animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

/* ── RESPONSIVE ────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .inner, .nav-inner, .footer-grid, .footer-bottom {
        padding-left: 28px;
        padding-right: 28px;
    }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
    :root { --nav-h: 56px; }
    .inner, .nav-inner, .footer-grid, .footer-bottom,
    .page-hero-inner {
        padding-left: 20px;
        padding-right: 20px;
    }
    .nav-links { display: none; }
    .nav-right .nav-login { display: none; }
    .nav-burger { display: flex; }
    .section { padding: 64px 0; }
    .section-head { margin-bottom: 40px; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; padding-bottom: 32px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; gap: 6px; }
    .page-hero-inner { padding-top: 56px; padding-bottom: 48px; }
}

@media (max-width: 480px) {
    .btn-lg { padding: 13px 24px; font-size: 14px; }
    .nav-essai { padding: 7px 14px; font-size: 12px; }
}