/* ============================================================
   AKTIVA NUMÉRIQUE — STYLES SPÉCIFIQUES À LA PAGE D'ACCUEIL
   ============================================================
   À charger UNIQUEMENT sur la page d'accueil, en complément
   du CSS commun aktiva.css.
   ============================================================ */

/* ===== HERO ===== */
.hero {
    padding: 6rem 2rem 5rem;
    background: var(--sable-tres-clair);
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    top: -100px;
    right: -100px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(232, 226, 213, 0.6) 0%, transparent 70%);
    pointer-events: none;
}
.hero-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 5rem;
    align-items: center;
    position: relative;
    z-index: 1;
}
.hero-eyebrow {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--terracotta);
    font-weight: 500;
    margin-bottom: 1.5rem;
}
.hero h1 {
    font-family: var(--font-titre);
    font-weight: 400;
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    color: var(--bleu-profond);
    letter-spacing: -0.025em;
    margin-bottom: 2rem;
}
.hero h1 em {
    font-style: italic;
    font-weight: 300;
    color: var(--bleu-profond-clair);
}
.hero-lead {
    font-size: 1.15rem;
    line-height: 1.65;
    color: var(--gris-texte);
    margin-bottom: 2.5rem;
    max-width: 38rem;
}
.hero-ctas {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.btn-tertiary {
    background: transparent;
    color: var(--terracotta);
    border: none;
    padding: 0.95rem 0;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-texte);
    font-weight: 500;
    font-size: 0.95rem;
    transition: gap 0.2s;
}
.btn-tertiary:hover { gap: 0.7rem; }

/* ===== HERO VISUAL (carte conviction) ===== */
.hero-visual { position: relative; padding: 2rem; }
.hero-card {
    position: relative;
    background: var(--blanc);
    padding: 2.5rem;
    border-radius: 4px;
    box-shadow: 0 20px 60px rgba(27, 58, 92, 0.1);
    z-index: 1;
}
.hero-portrait {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    overflow: hidden;
    margin: -3rem auto 1.5rem;
    border: 4px solid var(--blanc);
    box-shadow: 0 8px 24px rgba(27, 58, 92, 0.15);
    background: linear-gradient(135deg, var(--bleu-profond) 0%, var(--bleu-profond-clair) 100%);
    position: relative;
}
.hero-portrait img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.hero-portrait-fallback {
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
    font-family: var(--font-titre);
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--sable);
    letter-spacing: -0.02em;
}
.hero-card-label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--terracotta);
    font-weight: 600;
    margin-bottom: 1.25rem;
    text-align: center;
}
.hero-card-quote {
    font-family: var(--font-titre);
    font-size: 1.2rem;
    line-height: 1.45;
    color: var(--bleu-profond);
    font-style: italic;
    font-weight: 400;
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
    text-align: center;
}
.hero-card-attribution {
    font-size: 0.85rem;
    color: var(--gris-doux);
    line-height: 1.5;
    text-align: center;
}
.hero-card-attribution strong {
    color: var(--bleu-profond);
    font-weight: 600;
}
.hero-decoration {
    position: absolute;
    top: 0;
    right: 0;
    width: 70%;
    height: 70%;
    background: var(--terracotta);
    border-radius: 4px;
    z-index: 0;
}

/* ===== BANDEAU CREDIBILITÉ ===== */
.credibility {
    background: var(--bleu-profond);
    color: var(--blanc);
    padding: 3rem 2rem;
}
.credibility-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}
.cred-item { text-align: left; }
.cred-number {
    font-family: var(--font-titre);
    font-size: 2rem;
    font-weight: 400;
    color: var(--sable);
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
    line-height: 1;
}
.cred-text {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.45;
}

/* ===== THÉMATIQUES ===== */
.thematiques { padding: 6rem 2rem; }
.themes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.theme-card {
    background: var(--blanc);
    padding: 2.25rem;
    border-radius: 4px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(27, 58, 92, 0.06);
}
.theme-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 48px rgba(27, 58, 92, 0.08);
}
.theme-icon {
    width: 28px;
    height: 28px;
    color: var(--terracotta);
    margin-bottom: 1.25rem;
}
.theme-card h3 {
    font-family: var(--font-titre);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--bleu-profond);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}
.theme-card p {
    font-size: 0.95rem;
    line-height: 1.55;
    color: var(--gris-doux);
}

/* ===== APPROCHE ===== */
.approche {
    background: var(--bleu-profond);
    color: var(--blanc);
    padding: 6rem 2rem;
    position: relative;
    overflow: hidden;
}
.approche::before {
    content: "";
    position: absolute;
    top: -200px;
    left: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(198, 107, 78, 0.15) 0%, transparent 70%);
    pointer-events: none;
}
.approche-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 5rem;
    align-items: center;
    position: relative;
    z-index: 1;
}
.approche-text .section-eyebrow { color: var(--sable); }
.approche-text h2 {
    font-family: var(--font-titre);
    font-weight: 400;
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    line-height: 1.15;
    color: var(--blanc);
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}
.approche-text h2 em {
    font-style: italic;
    font-weight: 300;
    color: var(--sable);
}
.approche-text p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1rem;
}
.approche-pillars {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
.pillar {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(232, 226, 213, 0.2);
    padding: 1.75rem;
    border-radius: 3px;
}
.pillar-number {
    font-family: var(--font-titre);
    font-size: 0.85rem;
    color: var(--terracotta);
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    display: block;
}
.pillar h4 {
    font-family: var(--font-titre);
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--blanc);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}
.pillar p {
    font-size: 0.88rem;
    line-height: 1.55;
    color: rgba(255, 255, 255, 0.75);
}

/* ===== FORMATIONS PHARES ===== */
.formations-phares { padding: 6rem 2rem; background: var(--sable-clair); }
.formations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.formation-card {
    background: var(--blanc);
    padding: 2.25rem;
    border-radius: 4px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(27, 58, 92, 0.08);
}
.formation-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--terracotta);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}
.formation-card:hover::before { transform: scaleX(1); }
.formation-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 48px rgba(27, 58, 92, 0.1);
}
.formation-num {
    font-family: var(--font-titre);
    font-size: 0.8rem;
    color: var(--terracotta);
    font-weight: 600;
    letter-spacing: 0.12em;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}
.formation-card h3 {
    font-family: var(--font-titre);
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--bleu-profond);
    line-height: 1.3;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}
.formation-card p {
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--gris-doux);
    margin-bottom: 1.5rem;
}
.formation-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.25rem;
    border-top: 1px solid var(--sable);
    font-size: 0.85rem;
}
.formation-duree { color: var(--gris-doux); }
.formation-prix { color: var(--bleu-profond); font-weight: 600; }
.formations-cta { text-align: center; margin-top: 3rem; }

/* ===== EXPERTISE SEBASTIEN ===== */
.expertise {
    padding: 6rem 2rem;
    background: var(--bleu-profond);
    color: var(--blanc);
    position: relative;
    overflow: hidden;
}
.expertise-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
    position: relative;
    z-index: 1;
}
.expertise-visual {
    background: var(--terracotta);
    color: var(--blanc);
    padding: 3rem;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}
.expertise-visual::before {
    content: "";
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
}
.expertise-name {
    font-family: var(--font-titre);
    font-size: 2rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
}
.expertise-role {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2.5rem;
    line-height: 1.5;
    font-style: italic;
    position: relative;
    z-index: 1;
}
.expertise-stats { position: relative; z-index: 1; }
.expertise-stat { margin-bottom: 1.5rem; }
.expertise-stat:last-child { margin-bottom: 0; }
.expertise-stat-num {
    font-family: var(--font-titre);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--blanc);
    letter-spacing: -0.02em;
    margin-bottom: 0.25rem;
    line-height: 1;
}
.expertise-stat-label {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.4;
}
.expertise-content h2 {
    font-family: var(--font-titre);
    font-weight: 400;
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    line-height: 1.15;
    color: var(--blanc);
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}
.expertise-content h2 em {
    font-style: italic;
    font-weight: 300;
    color: var(--sable);
}
.expertise-content p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1rem;
}
.expertise-content .btn {
    margin-top: 1rem;
    color: var(--sable);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 980px) {
    .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
    .credibility-inner { grid-template-columns: 1fr 1fr; }
    .themes-grid { grid-template-columns: 1fr 1fr; }
    .approche-inner { grid-template-columns: 1fr; gap: 3rem; }
    .approche-pillars { grid-template-columns: 1fr 1fr; }
    .formations-grid { grid-template-columns: 1fr; }
    .expertise-inner { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 640px) {
    .credibility-inner { grid-template-columns: 1fr; }
    .themes-grid { grid-template-columns: 1fr; }
    .approche-pillars { grid-template-columns: 1fr; }
    .hero { padding: 4rem 1.5rem 3rem; }
    .hero-card { padding: 2rem; }
    .hero-decoration { display: none; }
}