@font-face {
    font-family: Euphemia;
    src: url("fonts/euphemia.woff2") format("woff2"),
         url("fonts/euphemia.woff") format("woff");
    font-display: swap;
}

:root {
    /* =========================
       COULEURS DU SITE
       ========================= */
    --ecoe-blue: #0d43e0;
    --ecoe-blue-dark: #075c99;
    --ecoe-green: #10c092;
    --ecoe-orange: #d28727;
    --ecoe-ink: #14283b;
    --ecoe-muted: #506174;
    --ecoe-line: #d8e0e6;
    --ecoe-soft: #f7f9fa;

    /* Compatibilité avec les anciennes règles du site */
    --dark: #2f4859;
    --accent: #017d83;
    --hover: #60a9f7;
    --light: #e8f1f0;

    /* =========================
       DIMENSIONS
       ========================= */
    --header: 105px;
    --max: 1200px;

    /* =========================
       TYPOGRAPHIE
       ========================= */
    --font-body: 1rem;
    --font-body-large: 1.05rem;
    --font-small: 0.90rem;
    --font-tiny: 0.80rem;

    /*--font-h1: clamp(1.8rem, 3vw, 2.5rem);
    --font-h1-hero: clamp(2rem, 4vw, 3rem);
    --font-h2: 1.15rem;*/
    
    --font-h1: clamp(1.8rem, 2vw, 2.5rem);
    --font-h1-hero: clamp(1.8rem, 2vw, 2.5rem);
    --font-h2: 1.5rem;
    --font-nav: 1.10rem;

    --line-body: 1.6;
    --line-tight: 1.3;

    /* =========================
       FORMES / OMBRES
       ========================= */
    --radius-small: 5px;
    --radius-medium: 8px;
    --shadow-soft: 0 6px 14px -7px var(--accent);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    margin: 0;
    font-family: Euphemia, Arial, sans-serif;
    color: var(--dark);
    line-height: var(--line-body);
}

body.noscroll {
    overflow: hidden;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

header {
    position: fixed;
    z-index: 1000;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header);
    background: var(--dark);
    box-shadow: var(--shadow-soft);
}

.navbar {
    max-width: 1500px;
    height: 100%;
    margin: auto;
    display: flex;
    align-items: center;
}

.logo {
    height: 100%;
    flex: 0 0 auto;
}

.logo img {
    height: 100%;
    width: auto;
    display: block;
}

.nav-ul {
    list-style: none;
    margin: 0 0 0 auto;
    padding: 0;
    display: flex;
    align-items: center;
}

.nav-ul > li {
    position: relative;
}

.nav-ul a {
    display: block;
    color: #fff;
    padding: 10px 20px;
    font-size: var(--font-nav);
    white-space: nowrap;
}

.nav-ul a:hover {
    color: var(--hover);
    text-decoration: none;
}

.submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 250px;
    margin: 0;
    padding: 8px 0;
    list-style: none;
    background: var(--dark);
    box-shadow: 0 8px 18px rgba(0, 0, 0, .25);
}

.has-sub:hover .submenu,
.has-sub.submenu-open .submenu {
    display: block;
}

.submenu a {
    padding: 8px 14px;
}

.submenu-toggle {
    display: none;
}

.hamburger {
    display: none;
    margin-left: auto;
    background: none;
    border: 0;
    padding: 12px;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 32px;
    height: 4px;
    margin: 5px 0;
    border-radius: 3px;
    background: #fff;
    transition: .25s;
}

.hamburger.open span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

main {
    max-width: var(--max);
    margin: 0 auto;
    padding: calc(var(--header) + 35px) 25px 55px;
    min-height: calc(100vh - 80px);
}

.page h1 {
    font-size: var(--font-h1);
    line-height: 1.25;
    margin: 0 0 25px;
}

.page h2 {
    line-height: var(--line-tight);
    font-size: var(--font-h2);
}

.page p {
    font-size: var(--font-body-large);
    text-align: justify;
}

.page ul {
    padding-left: 1.4rem;
}

.hero {
    display: grid;
    grid-template-columns: minmax(220px, 34%) 1fr;
    gap: 45px;
    align-items: center;
}

.hero-image img {
    width: 100%;
    max-width: 360px;
    height: auto;
    display: block;
    margin: auto;
}

.hero h1 {
    font-size: var(--font-h1-hero);
}

.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 45px;
}

.cards a {
    display: block;
    background: var(--light);
    padding: 25px;
    border-radius: var(--radius-medium);
    color: var(--dark);
    transition: transform .2s, box-shadow .2s;
}

.cards a:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 18px rgba(47, 72, 89, .15);
    text-decoration: none;
}

.cards h2 {
    margin-top: 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 45px;
}

.contact-card {
    background: var(--light);
    padding: 25px;
    border-radius: var(--radius-medium);
}

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

form {
    display: flex;
    flex-direction: column;
}

label {
    font-weight: bold;
    margin: 10px 0 5px;
}

input,
textarea {
    width: 100%;
    padding: 11px;
    border: 1px solid #c9d0d3;
    border-radius: var(--radius-small);
    font: inherit;
    color: var(--dark);
}

textarea {
    min-height: 180px;
    resize: vertical;
}

button[type=submit] {
    width: 130px;
    align-self: center;
    margin: 18px 0;
    padding: 10px 20px;
    border: 0;
    border-radius: 6px;
    background: var(--dark);
    color: #fff;
    font: inherit;
    cursor: pointer;
}

button[type=submit]:hover {
    background: var(--accent);
}

.required {
    color: #c00;
}

.illustration {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: center;
}

.illustration img {
    max-width: 100%;
    height: auto;
}

.page figure {
    margin: 15px auto;
    text-align: center;
}

.page figure img {
    max-width: 100%;
    height: auto;
}

.page article {
    margin: 30px 0;
    padding: 20px;
    background: #f7f9f9;
    border-left: 2px solid var(--accent);
}

#renvoi_contact {
    margin: 35px auto;
    padding: 18px;
    text-align: center;
    background: var(--light);
    font-weight: bold;
}

footer {
    background: var(--dark);
    color: #fff;
    min-height: 75px;
}

.footer-inner {
    max-width: 1500px;
    margin: auto;
    padding: 16px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.footer-inner p {
    margin: 0;
    font-size: var(--font-small);
}

.footer-inner a {
    color: #fff;
}

@media (max-width: 1050px) {
    .nav-ul {
        position: fixed;
        left: -100%;
        top: var(--header);
        width: 100%;
        height: calc(100vh - var(--header));
        overflow: auto;
        display: block;
        margin: 0;
        padding: 15px 25px;
        background: rgba(47, 72, 89, .98);
        transition: left .25s;
    }

    .nav-ul.slide {
        left: 0;
    }

    .nav-ul > li {
        border-bottom: 1px solid rgba(255, 255, 255, .18);
    }

    .nav-ul a {
        font-size: var(--font-nav);
        padding: 12px 8px;
    }

    .hamburger {
        display: block;
    }

    .submenu {
        position: static;
        min-width: 0;
        background: rgba(0, 0, 0, .12);
        box-shadow: none;
        padding: 0;
    }

    .has-sub:hover .submenu {
        display: none;
    }

    .has-sub.submenu-open .submenu {
        display: block;
    }

    .submenu-toggle {
        display: block;
        position: absolute;
        right: 0;
        top: 4px;
        background: none;
        border: 0;
        color: #fff;
        font-size: 1.6rem;
    }

    .hero,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-image img {
        max-width: 260px;
    }

    .cards {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 650px) {
    :root {
        --header: 82px;
    }

    html {
        font-size: 15px;
    }

    .logo img {
        max-width: 155px;
    }

    main {
        padding: calc(var(--header) + 25px) 16px 40px;
    }

    .hero {
        gap: 20px;
    }

    .hero-image img {
        max-width: 210px;
    }

    .cards {
        grid-template-columns: 1fr;
        margin-top: 30px;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
        gap: 5px;
    }

    .page article {
        padding: 15px 12px;
    }

    .illustration {
        gap: 7px;
    }

    .illustration img {
        max-width: 46vw;
    }
}