/* Someret - landing temporaire */

:root {
    --st-bg-page: #0b0d11;
    --st-bg-card: #ffffff;
    --st-bg-soft: #f3f4f6;

    --st-primary: #0060a8;
    --st-primary-soft: #e1eef9;
    --st-accent: #f58634;

    --st-text-main: #111827;
    --st-text-muted: #6b7280;

    --st-radius: 14px;
    --st-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
    --st-max-width: 1040px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at top, #1f2933 0, #050608 60%);
    color: var(--st-text-main);
}

/* PAGE WRAPPER */

.st-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2.5rem 1.5rem;
}

/* CARD PRINCIPALE */

.st-main,
.st-header,
.st-footer {
    max-width: var(--st-max-width);
    margin: 0 auto;
}

.st-main {
    background: var(--st-bg-card);
    border-radius: var(--st-radius);
    box-shadow: var(--st-shadow);
    padding: 2.4rem 2.6rem 2rem 2.6rem;
}

/* HEADER */

.st-header {
    max-width: var(--st-max-width);
    margin: 0 auto 1.5rem auto;
    text-align: center;
    color: #f9fafb;
}

.st-logo img {
    max-height: 76px;
    width: auto;
    border-radius: var(--st-radius);
}

.st-tagline {
    margin: 0.8rem 0 0 0;
    font-size: 0.95rem;
    font-weight: 500;
}

/* INTRO */

.st-main-image {
    width: 100%;
    border-radius: var(--st-radius);
    margin-bottom: 1.0rem;
}

.st-intro {
    margin-bottom: 1.8rem;
    font-size: 0.98rem;
    color: var(--st-text-muted);
}

/* PANELS */

.st-panels {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.6rem;
    margin-bottom: 2rem;
}

.st-panel {
    background: var(--st-bg-soft);
    border-radius: 12px;
    padding: 1.4rem 1.5rem;
}

.st-panel h2 {
    margin-top: 0;
    margin-bottom: 0.6rem;
    font-size: 1.1rem;
    color: var(--st-primary);
}

.st-panel h3 {
    margin-top: 1rem;
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
    color: var(--st-text-main);
}

.st-panel ul {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.9rem;
    color: var(--st-text-muted);
}

.st-panel li {
    margin-bottom: 0.3rem;
}

/* CONTACT */

.st-contact {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr);
    gap: 1.8rem;
    align-items: flex-start;
    padding-top: 1.8rem;
}

.st-contact-text h2 {
    margin-top: 0;
    margin-bottom: 0.6rem;
    font-size: 1.2rem;
}

.st-contact-text p {
    margin-top: 0;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
    color: var(--st-text-muted);
}

.st-contact-text ul {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.9rem;
}

.st-contact-text li {
    margin-bottom: 0.3rem;
}

.st-contact-text a {
    color: var(--st-primary);
    text-decoration: none;
}

.st-contact-text a:hover {
    text-decoration: underline;
}

.st-contact-note {
    background: var(--st-primary-soft);
    border-left: 3px solid var(--st-primary);
    border-radius: 10px;
    padding: 1rem 1.1rem;
    font-size: 0.9rem;
    color: var(--st-text-main);
}

/* FOOTER */

.st-footer {
    max-width: var(--st-max-width);
    margin: 1.2rem auto 0 auto;
    text-align: center;
    font-size: 0.8rem;
    color: #9ca3af;
}

/* RESPONSIVE */

@media (max-width: 900px) {

    .st-main {
        padding: 2rem 1.6rem 1.8rem 1.6rem;
    }

    .st-panels {
        grid-template-columns: minmax(0, 1fr);
    }

    .st-contact {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 600px) {

    .st-page {
        padding: 1.5rem 1rem;
    }

    .st-tagline {
        font-size: 0.88rem;
    }

    .st-main {
        padding: 1.8rem 1.1rem 1.5rem 1.1rem;
    }
}