:root {
    --blue: #0878D1;
    --blue-bright: #0A84FF;
    --navy: #123B5D;
    --navy-deep: #0D2940;
    --gold: #D6A21D;

    --text: #263238;
    --muted: #65737D;
    --border: #E2E8EC;
    --soft: #F5F8FA;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    min-height: 100vh;

    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;

    color: var(--text);
    background: #EEF3F6;
}

.page-background {
    position: fixed;
    inset: 0;
    overflow: hidden;
    pointer-events: none;

    background:
        linear-gradient(
            135deg,
            #F8FAFB 0%,
            #EDF4F8 55%,
            #F6F8F9 100%
        );
}

.grid {
    position: absolute;
    inset: 0;

    opacity: 0.35;

    background-image:
        linear-gradient(
            rgba(18, 59, 93, 0.05) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(18, 59, 93, 0.05) 1px,
            transparent 1px
        );

    background-size: 48px 48px;
}

.glow {
    position: absolute;
    width: 560px;
    height: 560px;

    border-radius: 50%;
    filter: blur(100px);
}

.glow-blue {
    top: -260px;
    right: -160px;

    background: rgba(8, 120, 209, 0.18);
}

.glow-gold {
    bottom: -340px;
    left: -220px;

    background: rgba(214, 162, 29, 0.15);
}

.shell {
    position: relative;

    min-height: 100vh;

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 48px;
}

.landing-card {
    width: 100%;
    max-width: 1180px;

    display: grid;
    grid-template-columns: 390px 1fr;

    overflow: hidden;

    background: white;

    border: 1px solid rgba(18, 59, 93, 0.08);
    border-radius: 24px;

    box-shadow:
        0 30px 90px rgba(18, 59, 93, 0.15);
}

/* ----- Panneau EIS ----- */

.brand-panel {
    position: relative;

    min-height: 650px;

    display: flex;
    flex-direction: column;

    padding: 42px;

    color: white;

    background:
        radial-gradient(
            circle at 0% 100%,
            rgba(10, 132, 255, 0.28),
            transparent 42%
        ),
        linear-gradient(
            150deg,
            #0D2940 0%,
            #123B5D 58%,
            #075F9C 120%
        );
}

.brand-panel::before {
    content: "";

    position: absolute;

    width: 280px;
    height: 280px;

    right: -130px;
    bottom: -130px;

    border: 1px solid rgba(255,255,255,0.11);
    border-radius: 50%;
}

.brand-panel::after {
    content: "";

    position: absolute;

    width: 190px;
    height: 190px;

    right: -85px;
    bottom: -85px;

    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 50%;
}

.logo-box {
    display: inline-flex;

    padding: 14px 17px;

    background: white;

    border-radius: 14px;

    box-shadow:
        0 12px 35px rgba(0, 0, 0, 0.12);

    text-decoration: none;
}

.logo {
    display: block;

    width: 255px;
    max-width: 100%;
    height: auto;
}

.brand-content {
    position: relative;
    z-index: 1;

    margin-top: auto;
}

.eyebrow {
    display: block;

    margin-bottom: 16px;

    color: #A9D6F4;

    font-size: 12px;
    font-weight: 700;

    text-transform: uppercase;
    letter-spacing: 0.11em;
}

.brand-content h2 {
    margin: 0 0 20px;

    font-size: 32px;
    line-height: 1.14;

    font-weight: 650;
}

.brand-content p {
    margin: 0;

    max-width: 300px;

    color: rgba(255,255,255,0.76);

    font-size: 16px;
    line-height: 1.65;
}

.brand-footer {
    position: relative;
    z-index: 1;

    display: flex;
    flex-direction: column;

    gap: 5px;

    margin-top: 55px;

    color: rgba(255,255,255,0.60);

    font-size: 12px;
}

.brand-footer strong {
    color: rgba(255,255,255,0.82);

    font-weight: 600;
}

/* ----- Partie domaine ----- */

.domain-panel {
    padding: 56px 62px 40px;
}

.status {
    display: inline-flex;
    align-items: center;

    gap: 9px;

    margin-bottom: 40px;

    padding: 8px 14px;

    color: var(--navy);

    background: #EAF4FB;

    border-radius: 999px;

    font-size: 14px;
    font-weight: 650;
}

.status-dot {
    width: 8px;
    height: 8px;

    background: var(--blue);

    border-radius: 50%;

    box-shadow:
        0 0 0 4px rgba(8,120,209,0.10);
}

.domain-caption {
    display: block;

    margin-bottom: 8px;

    color: var(--muted);

    font-size: 12px;
    font-weight: 700;

    text-transform: uppercase;
    letter-spacing: 0.1em;
}

h1 {
    margin: 0;

    color: var(--navy);

    font-size: clamp(44px, 5vw, 64px);
    line-height: 1;

    letter-spacing: -0.045em;

    word-break: break-word;
}

.gold-line {
    width: 58px;
    height: 4px;

    margin: 30px 0;

    background: var(--gold);

    border-radius: 999px;
}

.lead {
    max-width: 660px;

    margin: 0 0 14px;

    font-size: 19px;
    line-height: 1.65;
}

.description {
    margin: 0;

    color: var(--muted);

    font-size: 17px;
    line-height: 1.6;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);

    gap: 12px;

    margin-top: 34px;
}

.info-card {
    display: flex;
    flex-direction: column;

    gap: 7px;

    padding: 17px 18px;

    background:
        linear-gradient(
            180deg,
            #FBFDFE,
            #F6F9FB
        );

    border: 1px solid var(--border);
    border-radius: 12px;
}

.info-card span {
    color: var(--muted);

    font-size: 11px;
    font-weight: 700;

    text-transform: uppercase;
    letter-spacing: 0.07em;
}

.info-card strong {
    color: var(--navy);

    font-size: 15px;
    font-weight: 620;
}

.actions {
    display: flex;
    flex-wrap: wrap;

    gap: 12px;

    margin-top: 34px;
}

.button {
    min-height: 46px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    gap: 12px;

    padding: 0 19px;

    border-radius: 9px;

    text-decoration: none;

    font-size: 14px;
    font-weight: 650;

    transition:
        transform 0.15s ease,
        box-shadow 0.15s ease,
        background 0.15s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.primary {
    color: white;

    background:
        linear-gradient(
            135deg,
            var(--blue),
            #0668AE
        );

    box-shadow:
        0 10px 25px rgba(8,120,209,0.20);
}

.primary:hover {
    box-shadow:
        0 13px 32px rgba(8,120,209,0.27);
}

.secondary {
    color: var(--navy);

    background: white;

    border: 1px solid var(--border);
}

.domain-footer {
    margin-top: 36px;
    padding-top: 20px;

    border-top: 1px solid var(--border);

    color: #81909A;

    font-size: 12px;
}

.domain-footer span {
    margin: 0 7px;
}

/* ----- Responsive ----- */

@media (max-width: 900px) {

    .shell {
        padding: 22px;
    }

    .landing-card {
        grid-template-columns: 1fr;
    }

    .brand-panel {
        min-height: auto;

        padding: 28px;

        display: block;
    }

    .logo {
        width: 225px;
    }

    .brand-content {
        margin-top: 34px;
    }

    .brand-content h2 {
        font-size: 26px;
    }

    .brand-content p,
    .brand-footer {
        display: none;
    }

    .domain-panel {
        padding: 38px 30px 30px;
    }
}

@media (max-width: 580px) {

    .shell {
        padding: 12px;

        align-items: flex-start;
    }

    .landing-card {
        margin-top: 10px;

        border-radius: 17px;
    }

    .brand-panel {
        padding: 21px;
    }

    .logo-box {
        padding: 11px 13px;
    }

    .logo {
        width: 195px;
    }

    .brand-content {
        display: none;
    }

    .domain-panel {
        padding: 28px 22px;
    }

    .status {
        margin-bottom: 28px;
    }

    h1 {
        font-size: 38px;
    }

    .lead {
        font-size: 17px;
    }

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

    .actions {
        flex-direction: column;
    }

    .button {
        width: 100%;
    }
}