@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700&family=Playfair+Display:wght@600;700&display=swap');

:root {
    --ink: #171717;
    --muted: #68645d;
    --gold: #d6a52c;
    --paper: #f7f6f1;
    --line: #dfddd4;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: 'DM Sans', sans-serif;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(8, 8, 8, 0.97);
    border-bottom: 1px solid rgba(214, 165, 44, 0.25);
}

.site-nav {
    width: min(1250px, calc(100% - 40px));
    min-height: 80px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    text-decoration: none;
}

.site-logo img {
    width: 52px;
    height: 52px;
    object-fit: contain;
}

.site-logo strong,
.site-logo small {
    display: block;
}

.site-logo strong {
    font-family: Georgia, serif;
    font-size: 17px;
}

.site-logo b {
    color: var(--gold);
}

.site-logo small {
    margin-top: 3px;
    color: #aaa;
    font-size: 8px;
    letter-spacing: 1.5px;
}

.site-header nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.main-menu {
    display: flex;
    align-items: center;
    gap: 5px;
}

.main-menu a,
.formations-toggle {
    display: flex;
    align-items: center;
    padding: 10px 13px;
    border: 0;
    background: transparent;
    color: #ddd;
    font: inherit;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
}

.main-menu a:hover,
.formations-toggle:hover,
.formations-toggle[aria-expanded="true"] {
    color: var(--gold);
}

.formations-menu {
    position: relative;
}

.nav-chevron {
    margin-left: 5px;
    font-size: 10px;
    transition: transform 0.2s ease;
}

.formations-toggle[aria-expanded="true"] .nav-chevron {
    transform: rotate(180deg);
}

.formations-list {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 235px;
    padding: 8px 0 !important;
    border: 1px solid rgba(214, 165, 44, 0.35);
    border-radius: 7px;
    background: #151515;
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.35);
}

.formations-list:not(.is-open) {
    display: none;
}

.site-header .formations-list a {
    display: block;
    padding: 9px 16px;
    color: #ddd;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
}

.site-header .formations-list a:hover {
    background: rgba(214, 165, 44, 0.14);
    color: var(--gold);
}

.registration-link {
    padding: 11px 17px !important;
    border-radius: 6px;
    background: var(--gold);
    color: #171717 !important;
    font-size: 12px !important;
    font-weight: 700 !important;
}

.mobile-menu {
    display: none;
    border: 0;
    background: transparent;
    color: #fff;
    font-size: 27px;
    cursor: pointer;
}

.formations-page {
    width: 100%;
    margin: 0;
    padding: 62px 0 90px;
}

.page-header {
    width: min(1100px, calc(100% - 48px));
    margin: 0 auto;
    padding-bottom: 40px;
    border-bottom: 2px solid var(--ink);
}

.eyebrow {
    margin: 0 0 14px;
    color: var(--gold);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
}

h1,
h2 {
    font-family: 'Playfair Display', Georgia, serif;
}

h1 {
    margin: 0;
    font-size: clamp(40px, 7vw, 70px);
    line-height: 1;
}

.page-header > p:last-child {
    max-width: 560px;
    margin: 20px 0 0;
    color: var(--muted);
    font-size: 17px;
    line-height: 1.7;
}

.formation-list {
    display: grid;
    gap: 0;
    margin-top: 30px;
}

.formation-item {
    display: grid;
    grid-template-columns: minmax(280px, 42%) minmax(0, 1fr);
    gap: clamp(28px, 5vw, 76px);
    min-height: 430px;
    padding: 56px max(24px, calc((100% - 1100px) / 2));
    border: 0;
    border-top: 4px solid var(--formation-accent, var(--gold));
    border-radius: 0;
    background: #fff;
    scroll-margin-top: 20px;
}

.formation-item:nth-child(even) {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 42%);
    background: #eeece5;
}

.formation-item:nth-child(even) .formation-image {
    grid-column: 2;
    grid-row: 1;
}

.formation-item:nth-child(even) .formation-content {
    grid-column: 1;
    grid-row: 1;
}

.formation-image {
    width: 100%;
    height: 100%;
    min-height: 310px;
    border-radius: 10px;
    object-fit: cover;
}

.formation-content {
    align-self: center;
}

.formation-item:nth-child(1) { --formation-accent: #c58a21; }
.formation-item:nth-child(2) { --formation-accent: #4e8061; }
.formation-item:nth-child(3) { --formation-accent: #496b9b; }
.formation-item:nth-child(4) { --formation-accent: #9a603c; }
.formation-item:nth-child(5) { --formation-accent: #765b91; }
.formation-item:nth-child(6) { --formation-accent: #277c7b; }
.formation-item:nth-child(7) { --formation-accent: #9a5367; }

.formation-number {
    display: block;
    margin-bottom: 14px;
    color: var(--formation-accent, var(--gold));
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
}

.formation-item h2 {
    margin: 0 0 12px;
    font-size: 28px;
}

.formation-item p {
    max-width: 680px;
    margin: 0;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.7;
}

.formation-more {
    display: none;
    margin-top: 14px !important;
    color: var(--ink) !important;
}

.formation-more.is-visible {
    display: block;
}

.formation-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.formation-interested,
.formation-details {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 10px 18px;
    border: 1px solid var(--formation-accent, var(--gold));
    border-radius: 6px;
    background: var(--formation-accent, var(--gold));
    color: #fff;
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
}

.formation-details {
    background: transparent;
    color: var(--formation-accent, var(--gold));
}

.formation-interested:hover,
.formation-details:hover {
    filter: brightness(0.9);
}

@media (max-width: 600px) {
    .site-nav {
        width: min(100% - 28px, 900px);
        min-height: 70px;
    }

    .site-logo img {
        width: 44px;
        height: 44px;
    }

    .site-logo strong {
        font-size: 14px;
    }

    .site-logo small {
        font-size: 6px;
    }

    .site-header nav,
    .registration-link {
        display: none;
    }

    .site-header nav.is-open {
        display: block;
    }

    .mobile-menu {
        display: block;
    }

    .main-menu.is-open {
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        display: flex;
        align-items: stretch;
        flex-direction: column;
        padding: 14px;
        background: #080808;
    }

    .main-menu.is-open .formations-list {
        position: static;
        margin: 4px 0 0;
        box-shadow: none;
    }

    .formations-page {
        width: min(100% - 28px, 900px);
        padding-top: 44px;
    }

    .formation-item {
        grid-template-columns: 1fr;
        min-height: 0;
        padding: 34px 20px;
    }

    .formation-item:nth-child(even) {
        grid-template-columns: 1fr;
    }

    .formation-item:nth-child(even) .formation-image,
    .formation-item:nth-child(even) .formation-content {
        grid-column: auto;
        grid-row: auto;
    }

    .formation-image {
        height: 190px;
        min-height: 0;
    }

    .formation-item h2 {
        font-size: 24px;
    }
}