:root {
    --cesufi-navy: #0b1f3a;
    --cesufi-blue: #114a7d;
    --cesufi-gold: #c9a45d;
    --cesufi-cream: #f7f4ed;
    --cesufi-white: #ffffff;
    --cesufi-muted: #6f7b8b;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body.cesufi-studio-shell {
    margin: 0;
    background:
        radial-gradient(circle at 15% 15%, rgba(17, 74, 125, .09), transparent 30%),
        radial-gradient(circle at 85% 80%, rgba(201, 164, 93, .12), transparent 28%),
        var(--cesufi-cream);
    color: var(--cesufi-navy);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.css-shell {
    min-height: 100vh;
    display: grid;
    grid-template-rows: 1fr auto;
    align-items: center;
    padding: clamp(24px, 5vw, 72px);
    position: relative;
    overflow: hidden;
}

.css-panel {
    width: min(780px, 100%);
    margin: auto;
    background: rgba(255,255,255,.82);
    border: 1px solid rgba(11,31,58,.08);
    border-radius: 28px;
    padding: clamp(30px, 6vw, 64px);
    box-shadow: 0 30px 80px rgba(11,31,58,.10);
    backdrop-filter: blur(12px);
    position: relative;
    z-index: 2;
}

.css-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 42px; }
.css-brand-mark {
    width: 38px; height: 38px; border-radius: 12px;
    display: grid; place-items: center;
    background: var(--cesufi-navy); color: var(--cesufi-white);
    font-weight: 800; letter-spacing: -.04em;
}
.css-brand-name { font-size: 14px; font-weight: 700; letter-spacing: .02em; }
.css-badge {
    display: inline-flex;
    border: 1px solid rgba(201,164,93,.42);
    background: rgba(201,164,93,.10);
    color: #785d2a;
    border-radius: 999px;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .08em;
}
.css-environment {
    margin: 22px 0 10px;
    color: var(--cesufi-blue);
    font-size: 14px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .09em;
}
h1 {
    margin: 0;
    max-width: 680px;
    font-size: clamp(38px, 6vw, 68px);
    line-height: .98;
    letter-spacing: -.045em;
}
.css-subheadline {
    margin: 24px 0 0;
    max-width: 640px;
    color: var(--cesufi-muted);
    font-size: clamp(16px, 2vw, 20px);
    line-height: 1.6;
}
.css-divider { width: 72px; height: 3px; background: var(--cesufi-gold); border-radius: 4px; margin: 34px 0 20px; }
.css-note { margin: 0; color: #8590a0; font-size: 13px; }
.css-footer {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    width: min(780px, 100%);
    margin: 24px auto 0;
    color: #7a8594;
    font-size: 12px;
    position: relative;
    z-index: 2;
}
.css-glow { position: absolute; border-radius: 50%; filter: blur(20px); opacity: .7; }
.css-glow-a { width: 420px; height: 420px; left: -160px; top: -170px; background: rgba(17,74,125,.08); }
.css-glow-b { width: 360px; height: 360px; right: -120px; bottom: -140px; background: rgba(201,164,93,.13); }

@media (max-width: 640px) {
    .css-shell { padding: 18px; }
    .css-panel { border-radius: 22px; padding: 28px 24px; }
    .css-brand { margin-bottom: 30px; }
    .css-footer { flex-direction: column; gap: 6px; }
}