/*
 * Feuille de style principale pour Francasino
 * Identité visuelle : portail éditorial civique français
 */

:root {
    /* Palette définie dans le cahier des charges */
    --frc-blue-deep: #173B6C;
    --frc-paper: #F7F8FA;
    --frc-red-muted: #B94A48;
    --frc-grey-cool: #E6EAF0;
    --frc-ink: #1E293B;
    --frc-surface-light: #EDF4FA;

    --frc-radius-sm: 4px;
    --frc-radius-md: 6px;
    --frc-radius-lg: 8px;

    --frc-shadow-soft: 0 1px 3px rgba(15, 23, 42, 0.08);
    --frc-shadow-elevated: 0 2px 6px rgba(15, 23, 42, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body.page-body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--frc-ink);
    background-color: var(--frc-paper);
    line-height: 1.6;
}

a {
    color: var(--frc-blue-deep);
    text-decoration: none;
}

a:hover,
a:focus-visible {
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.page-main {
    min-height: 60vh;
}

/* En-tête */
.site-header {
    background-color: var(--frc-blue-deep);
    color: #fff;
    box-shadow: var(--frc-shadow-soft);
}

.site-header__inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.site-branding {
    display: flex;
    align-items: center;
}

.site-branding__link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    text-decoration: none;
    font-weight: 600;
}

.site-branding__logo-mark {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--frc-surface-light);
    color: var(--frc-blue-deep);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.site-branding__text {
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.35rem 0.75rem;
    border-radius: var(--frc-radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.5);
    background: transparent;
    color: #fff;
    cursor: pointer;
}

.nav-toggle__label {
    font-size: 0.85rem;
}

.main-nav {
    display: none;
}

.main-nav--open {
    display: block;
}

.main-nav__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.main-nav__link {
    color: #fff;
    font-size: 0.95rem;
}

@media (min-width: 768px) {
    .nav-toggle {
        display: none;
    }

    .main-nav {
        display: block;
    }

    .main-nav__list {
        flex-direction: row;
        gap: 1.5rem;
    }
}

/* Sections génériques */
.layout-shell {
    max-width: 1120px;
    margin: 0 auto;
    padding: 2.5rem 1.25rem 3rem;
}

.layout-shell--narrow {
    max-width: 860px;
}

.section-title {
    font-size: 1.5rem;
    margin: 0 0 0.75rem;
}

.section-lead {
    margin: 0 0 1.5rem;
    color: #4b5563;
}

.section-block {
    background-color: #fff;
    border-radius: var(--frc-radius-md);
    border: 1px solid var(--frc-grey-cool);
    padding: 1.5rem 1.75rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--frc-shadow-soft);
}

.section-block__title {
    font-size: 1.25rem;
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.section-block__subtitle {
    font-weight: 600;
    margin-top: 1rem;
    margin-bottom: 0.25rem;
}

.section-block__list {
    padding-left: 1.25rem;
}

/* Boutons calmes */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    border-radius: var(--frc-radius-md);
    border: 1px solid transparent;
    font-size: 0.95rem;
    cursor: pointer;
}

.btn--primary {
    background-color: var(--frc-blue-deep);
    color: #fff;
}

.btn--primary:hover,
.btn--primary:focus-visible {
    background-color: #102746;
}

.btn--ghost {
    background-color: transparent;
    border-color: var(--frc-blue-deep);
    color: var(--frc-blue-deep);
}

/* Hero d’accueil */
.hero {
    background-color: var(--frc-surface-light);
    border-bottom: 1px solid var(--frc-grey-cool);
}

.hero__inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 2.75rem 1.25rem 2.75rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.hero__title {
    font-size: 2rem;
    margin-top: 0;
    margin-bottom: 0.75rem;
}

.hero__lead {
    margin: 0 0 1.5rem;
    color: #374151;
}

.hero__info-panel {
    background-color: #fff;
    border-radius: var(--frc-radius-md);
    border: 1px solid var(--frc-grey-cool);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--frc-shadow-soft);
}

.hero__info-title {
    font-size: 1.15rem;
    margin-top: 0;
}

.hero__info-list {
    padding-left: 1.25rem;
    margin: 0.75rem 0 0;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

@media (min-width: 900px) {
    .hero__inner {
        grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
        align-items: stretch;
    }
}

/* Cartes plateformes */
.platform-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 720px) {
    .platform-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

.platform-card {
    background-color: #fff;
    border-radius: var(--frc-radius-md);
    border: 1px solid var(--frc-grey-cool);
    box-shadow: var(--frc-shadow-soft);
    display: flex;
    flex-direction: column;
}

.platform-card__image-wrapper {
    border-bottom: 1px solid var(--frc-grey-cool);
    background-color: #b5babf;
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-card__image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.platform-card__body {
    padding: 1.25rem 1.5rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.platform-card__title {
    font-size: 1.05rem;
    margin: 0;
}

.platform-card__link {
    margin-top: 0.5rem;
}

/* Sections FAQ résumé */
.faq-preview__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.faq-preview__item {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--frc-grey-cool);
}

.faq-preview__question {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

/* Pied de page */
.site-footer {
    background-color: #0f172a;
    color: #e5e7eb;
    margin-top: 3rem;
}

.site-footer__top {
    max-width: 1120px;
    margin: 0 auto;
    padding: 2.5rem 1.25rem 2rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.45);
}

.site-footer__logos {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.site-footer__logo-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.4rem 0.6rem;
    background-color: #020617;
    border-radius: var(--frc-radius-sm);
}

.site-footer__logo-link--placeholder {
    opacity: 0.85;
}

.site-footer__logo-image {
    max-height: 32px;
}

.site-footer__responsibility {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
}

@media (min-width: 900px) {
    .site-footer__responsibility {
        grid-template-columns: minmax(0, 0.9fr) minmax(0, 2fr);
    }
}

.site-footer__age {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.age-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 999px;
    border: 2px solid #f97316;
    color: #f97316;
    font-weight: 700;
    font-size: 0.95rem;
}

.site-footer__heading {
    font-size: 1.2rem;
    margin-top: 0;
}

.site-footer__bottom {
    max-width: 1120px;
    margin: 0 auto;
    padding: 1.25rem 1.25rem 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
}

.site-footer__nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.site-footer__nav-link {
    color: #e5e7eb;
    font-size: 0.9rem;
}

.site-footer__nav-link:hover,
.site-footer__nav-link:focus-visible {
    text-decoration: underline;
}

.site-footer__copyright {
    font-size: 0.8rem;
    color: #9ca3af;
}

/* Bannière cookies */
.cookie-banner {
    position: fixed;
    inset-inline: 0;
    bottom: 0;
    transform: translateY(100%);
    transition: transform 0.24s ease-out;
    z-index: 30;
}

.cookie-banner--visible {
    transform: translateY(0);
}

.cookie-banner__inner {
    max-width: 1120px;
    margin: 0 auto 1rem;
    background-color: #0b1120;
    color: #e5e7eb;
    border-radius: var(--frc-radius-lg);
    border: 1px solid #1f2937;
    padding: 1rem 1.25rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    box-shadow: var(--frc-shadow-elevated);
}

.cookie-banner__text {
    flex: 1 1 220px;
    margin: 0;
    font-size: 0.9rem;
}

.cookie-banner__link {
    color: #bfdbfe;
}

.cookie-banner__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex: 0 0 auto;
}

.cookie-banner__button {
    padding: 0.5rem 1rem;
    border-radius: var(--frc-radius-md);
    border: none;
    background-color: var(--frc-blue-deep);
    color: #fff;
    cursor: pointer;
    font-size: 0.9rem;
}

/* Modale 18+ */
.age-modal {
    position: fixed;
    inset: 0;
    display: none;
    z-index: 40;
}

.age-modal--visible {
    display: block;
}

.age-modal__backdrop {
    position: absolute;
    inset: 0;
    background-color: rgba(15, 23, 42, 0.65);
}

.age-modal__panel {
    position: relative;
    max-width: 520px;
    margin: 6vh auto;
    background-color: #fff;
    border-radius: var(--frc-radius-lg);
    padding: 1.75rem 1.75rem 1.5rem;
    box-shadow: var(--frc-shadow-elevated);
}

.age-modal__title {
    margin-top: 0;
    margin-bottom: 0.75rem;
    color: var(--frc-ink);
}

.age-modal__text {
    margin-top: 0;
    margin-bottom: 1.25rem;
    color: var(--frc-ink);
}

.age-modal__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.age-modal__button {
    padding: 0.6rem 1.1rem;
    border-radius: var(--frc-radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    font-size: 0.95rem;
}

.age-modal__button--primary {
    background-color: var(--frc-blue-deep);
    color: #fff;
}

.age-modal__button--secondary {
    background-color: transparent;
    border-color: var(--frc-blue-deep);
    color: var(--frc-blue-deep);
}

/* Formulaires basiques */
.form-field {
    margin-bottom: 1rem;
}

.form-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.form-field input,
.form-field textarea {
    width: 100%;
    padding: 0.55rem 0.6rem;
    border-radius: var(--frc-radius-sm);
    border: 1px solid var(--frc-grey-cool);
    font: inherit;
}

.form-field textarea {
    min-height: 140px;
    resize: vertical;
}

.form-helper {
    font-size: 0.85rem;
    color: #6b7280;
}