:root {
    --bg: #0f141b; /* fond sombre élégant */
    --card: #121923;
    --muted: #98a2b3;
    --text: #e8edf3;
    --accent: #27c26a; /* vert progression */
    --accent-2: #2ea8ff; /* bleu data */
    --warn: #ffb703;
    --radius: 18px;
    --shadow: 0 10px 30px rgba(0,0,0,.35);
}

html, body {
    height: 100%
}

* {
    box-sizing: border-box
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial, "Noto Sans";
    background: radial-gradient(1200px 800px at 15% 0%, #18202b 0%, #0f141b 40%), var(--bg);
    color: var(--text);
    line-height: 1.55;
}

a {
    color: inherit;
    text-decoration: none
}

.container {
    width: min(1100px, 92%);
    margin: 0 auto
}

/* ---------------- HEADER ---------------- */
header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(15,20,27,.75);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(255,255,255,.06);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .8rem 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: .8rem;
}

    .brand img {
        height: 100px;
        width: auto;
        border-radius: 12px;
        box-shadow: var(--shadow);
    }

    .brand h1 {
        font-size: 1.55rem;
        margin: 0;
        letter-spacing: .4px;
        font-weight: 700;
    }

.menu {
    display: flex;
    align-items: center;
    gap: .6rem;
}

    .menu a {
        padding: .55rem .9rem;
        border-radius: 12px;
        color: var(--muted);
    }

        .menu a:hover {
            background: #1a2230;
            color: var(--text);
        }

.cta {
    background: linear-gradient(135deg, var(--accent), #00b56a);
    color: #062810 !important;
    font-weight: 700;
}

    .cta:hover {
        background: #94ffd3 !important;
        color: var(--text);
    }

/* Burger */
.burger {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,.1);
    background: #141b24;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

    .burger span {
        display: block;
        width: 20px;
        height: 2px;
        background: #d7dee8;
        position: relative;
    }

        .burger span:before,
        .burger span:after {
            content: "";
            position: absolute;
            left: 0;
            width: 100%;
            height: 2px;
            background: #d7dee8;
        }

        .burger span:before {
            top: -6px
        }

        .burger span:after {
            top: 6px
        }

/* ---------------- DRAWER MOBILE ---------------- */
#nav-toggle {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

    #nav-toggle:checked ~ .drawer {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    /* feedback visuel */
    #nav-toggle:checked + label[for="nav-toggle"] {
        outline: 2px solid rgba(255,255,255,.25);
    }

/* drawer affiché (masqué via transform/opacity) */
.drawer {
    display: block;
    position: fixed;
    inset: 60px 0 auto 0;
    background: #0f141b;
    border-bottom: 1px solid rgba(255,255,255,.06);
    transform: translateY(-16px);
    opacity: 0;
    pointer-events: none;
    transition: .25s ease;
    z-index: 60;
}

    .drawer .links {
        display: grid;
        gap: 2px;
        padding: 10px;
    }

    .drawer a {
        padding: 14px 16px;
        background: #121a24;
        border-radius: 12px;
        color: var(--text);
    }

        .drawer a:hover {
            background: #162030
        }

/* responsive */
@media (max-width:920px) {
    .menu {
        display: none
    }

    .burger {
        display: flex
    }
}

/* ---------------- HERO ---------------- */
.hero {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 40px;
    align-items: center;
    padding: clamp(2rem, 5vw, 4rem) 0;
}

    .hero h2 {
        font-size: clamp(2rem, 3.6vw, 3rem);
        line-height: 1.1;
        margin: .2rem 0 .6rem;
    }

    .hero p {
        color: var(--muted);
        font-size: 1.05rem
    }

.badges {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin: 16px 0 26px
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #121a24;
    padding: 8px 12px;
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 999px
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: var(--accent)
}

.actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    border-radius: 14px;
    font-weight: 700;
    border: 1px solid rgba(255,255,255,.12);
    background: #17202b;
}

.btn--primary {
    background: linear-gradient(135deg, var(--accent), #00c57a);
    color: #042910;
    border: none;
}

.btn--ghost {
    color: var(--text)
}

.hero .art {
    background: linear-gradient(145deg, #0d131a, #141d28);
    border: 1px solid rgba(255,255,255,.06);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
}

    .hero .art img {
        width: 100%;
        height: auto;
        display: block;
        border-radius: 14px;
    }

@media (max-width:920px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 24px
    }

    .brand h1 {
        display: none
    }
}

/* ---------------- FEATURES ---------------- */
.features {
    padding: 48px 0
}

.grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 18px
}

@media (max-width:920px) {
    .grid {
        grid-template-columns: 1fr
    }
}

.card {
    background: var(--card);
    border: 1px solid rgba(255,255,255,.06);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow);
}

    .card h3 {
        margin: 0 0 .4rem;
        font-size: 1.1rem
    }

    .card p {
        margin: 0;
        color: var(--muted)
    }

/* ---------------- PRICING ---------------- */
.pricing {
    padding: 14px 0 56px
}

.price-box {
    display: grid;
    grid-template-columns: 1.2fr .8fr;
    gap: 22px;
    align-items: stretch
}

@media (max-width:920px) {
    .price-box {
        grid-template-columns: 1fr
    }
}

.price {
    background: linear-gradient(135deg, #13211a, #0e1713);
    border: 1px solid rgba(255,255,255,.08);
    padding: 26px;
    border-radius: var(--radius);
}

    .price .tag {
        font-size: 2.4rem;
        font-weight: 800;
        color: #d9ffe8;
    }

    .price small {
        color: var(--muted)
    }

.checklist {
    display: grid;
    gap: 10px;
    margin: 10px 0 18px
}

.check {
    display: flex;
    align-items: center;
    gap: 10px
}

    .check i {
        width: 18px;
        height: 18px;
        border-radius: 6px;
        background: var(--accent);
        display: inline-block
    }

.notice {
    background: #141c28;
    border: 1px dashed rgba(255,255,255,.15);
    border-radius: var(--radius);
    padding: 18px;
    color: var(--muted);
}

/* ---------------- FOOTER ---------------- */
footer {
    border-top: 1px solid rgba(255,255,255,.06);
    padding: 28px 0 46px;
    color: #94a3b8;
}

    footer a {
        color: #b7c4d6
    }