/* styles.css – STG-CONSEILS */

/* Variables simples */
:root {
    --blue: #0097B2;
    --blue-dark: #00758A;
    --bg-light: #E6F5F8;
    --text-main: #1F2933;
    --text-muted: #5A6B7B;
    --border-soft: #D0E2E7;
    --radius-lg: 16px;
    --radius-md: 10px;
    --shadow-soft: 0 18px 45px rgba(15, 52, 67, 0.10);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text-main);
    background-color: #ffffff;
    line-height: 1.6;
}

/* Layout */
.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.container {
    width: min(1120px, 100% - 2.5rem);
    margin: 0 auto;
}

/* HEADER */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 0;
}

/* Logo + nom */
.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.brand-logo {
    height: 44px;
    width: 44px;
    object-fit: contain;
    border-radius: 8px;
}

.brand-name {
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-main);
}

/* Menu principal */
.main-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
    font-size: 0.98rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-muted);
    position: relative;
    padding-bottom: 0.2rem;
    transition: color 0.2s ease;
}

.main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--blue);
    border-radius: 999px;
    transition: width 0.2s ease;
}

.main-nav a:hover {
    color: var(--blue-dark);
}

.main-nav a:hover::after {
    width: 100%;
}

.main-nav a.active {
    color: var(--blue);
    font-weight: 600;
}

.main-nav a.active::after {
    width: 100%;
}

/* HERO ACCUEIL */
.hero {
    padding: 4.5rem 0 3.5rem;
    background: radial-gradient(circle at top left, #C5F3FF 0, #E6F5F8 40%, #F7FBFC 100%);
}

.hero-content {
    max-width: 780px;
}

.hero-tag {
    display: inline-block;
    background: #CFF0F7;
    color: var(--blue-dark);
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.4rem;
}

.hero-title {
    font-size: clamp(2.1rem, 3vw + 1.5rem, 2.8rem);
    line-height: 1.15;
    margin: 0 0 1.5rem;
}

.hero-lead {
    font-size: 1.02rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-bottom: 1.4rem;
}

.hero-baseline {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* PAGE HERO (autres pages) */
.page-hero {
    padding: 3.5rem 0 2.5rem;
    background: var(--bg-light);
}

.page-hero h1 {
    margin: 0 0 0.75rem;
    font-size: 2rem;
}

.section-lead {
    max-width: 760px;
    color: var(--text-muted);
    margin: 0.5rem 0 0;
}

/* SECTIONS GÉNÉRIQUES */
.section {
    padding: 3rem 0;
}

.section-alt {
    background: #F7FBFC;
}

.section h2 {
    font-size: 1.6rem;
    margin-top: 0;
}

/* BOUTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.4rem;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease,
        box-shadow 0.2s ease, transform 0.1s ease;
}

.btn-primary {
    background: var(--blue);
    color: #ffffff;
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
    background: var(--blue-dark);
    transform: translateY(-1px);
}

.btn-outline {
    background: #ffffff;
    border-color: var(--blue);
    color: var(--blue);
}

.btn-outline:hover {
    background: #E6F5F8;
    border-color: var(--blue-dark);
    color: var(--blue-dark);
}

/* STATS ACCUEIL */
.stats {
    padding: 2.5rem 0 3.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    padding: 1.6rem 1.8rem;
    text-align: left;
}

.stat-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--blue);
    margin: 0 0 0.35rem;
}

.stat-label {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* IDENTITÉ */
.identity-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
}

.identity-block {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 1.8rem 2rem;
    box-shadow: var(--shadow-soft);
}

.identity-block h2 {
    margin-top: 0;
    margin-bottom: 0.75rem;
}

.identity-list {
    padding-left: 1.1rem;
    margin: 0.5rem 0 0;
}

.identity-list li + li {
    margin-top: 0.4rem;
}

.identity-full {
    grid-column: 1 / -1;
}

/* OFFRES */
.offer-menu {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.8rem;
}

.offer-menu-item {
    text-decoration: none;
    padding: 0.65rem 1.3rem;
    border-radius: 999px;
    border: 1px solid var(--border-soft);
    background: #ffffff;
    color: var(--text-main);
    font-size: 0.95rem;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.offer-menu-item:hover {
    border-color: var(--blue);
    color: var(--blue-dark);
    background: #ECF8FB;
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.offer-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 1.7rem 1.9rem;
    box-shadow: var(--shadow-soft);
}

.offer-card h3 {
    margin-top: 0;
    margin-bottom: 0.8rem;
}

.offer-card ul {
    margin: 0;
    padding-left: 1.1rem;
}

/* CONTACT */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
}

.contact-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 2rem 2.1rem;
    box-shadow: var(--shadow-soft);
}

.contact-card h2 {
    margin-top: 0;
    margin-bottom: 0.8rem;
}

/* FOOTER */
.site-footer {
    border-top: 1px solid rgba(0, 0, 0, 0.04);
    padding: 1.2rem 0;
    background: #ffffff;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .header-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .main-nav {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .hero {
        padding-top: 3.2rem;
    }

    .stats-grid,
    .identity-grid,
    .offers-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
}