/* Portale prova agenti — chrome minimo, il widget è il protagonista. */

:root {
    --ink: #16232b;
    --ink-soft: #5b6b76;
    --paper: #f6f8f9;
    --card: #ffffff;
    --line: #dde4e8;
    --accent: #0b7a75;
    --accent-ink: #ffffff;
    --danger: #b3261e;
    --radius: 10px;
    --font: "Segoe UI", system-ui, -apple-system, sans-serif;
    --mono: "Consolas", ui-monospace, monospace;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    color: var(--ink);
    background: var(--paper);
}

.badge {
    display: inline-block;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
    border: 1px solid currentColor;
    border-radius: 999px;
    padding: 0.15em 0.7em;
    margin: 0;
}

/* --- Login --- */

.login-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
}

.login-card {
    width: 100%;
    max-width: 380px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 2rem;
}

.login-card h1 {
    font-size: 1.35rem;
    margin: 0.8rem 0 0.3rem;
}

.lede {
    color: var(--ink-soft);
    font-size: 0.9rem;
    margin: 0 0 1.2rem;
}

label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    margin: 0.9rem 0 0.3rem;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 0.6rem 0.7rem;
    font: inherit;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--paper);
}

input:focus-visible,
button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

button[type="submit"] {
    width: 100%;
    margin-top: 1.3rem;
    padding: 0.65rem;
    font: inherit;
    font-weight: 600;
    color: var(--accent-ink);
    background: var(--accent);
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

button[type="submit"]:hover { filter: brightness(1.08); }

.error {
    background: #fdeceb;
    color: var(--danger);
    border: 1px solid #f3c2be;
    border-radius: 6px;
    padding: 0.55rem 0.8rem;
    font-size: 0.88rem;
}

/* --- Pagina agenti --- */

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.7rem 1.2rem;
    background: var(--card);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 100000;
}

.topbar-left,
.topbar-right {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.site-title { font-weight: 600; font-size: 0.95rem; }

.who { color: var(--ink-soft); font-size: 0.85rem; }

.logout {
    font-size: 0.85rem;
    color: var(--accent);
    text-decoration: none;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 0.3em 0.8em;
}

.logout:hover { border-color: var(--accent); }

.tabs {
    display: flex;
    gap: 0.25rem;
    padding: 0.6rem 1.2rem 0;
    border-bottom: 1px solid var(--line);
    background: var(--card);
    overflow-x: auto;
}

.tab {
    padding: 0.5em 1em;
    font-size: 0.88rem;
    color: var(--ink-soft);
    text-decoration: none;
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: 8px 8px 0 0;
    white-space: nowrap;
}

.tab.active {
    color: var(--ink);
    font-weight: 600;
    background: var(--paper);
    border-color: var(--line);
    position: relative;
    top: 1px;
}

.stage {
    max-width: 960px;
    margin: 0 auto;
    padding: 1.2rem;
}

.agent-note {
    color: var(--ink-soft);
    font-size: 0.9rem;
    margin: 0 0 0.8rem;
}

.embed-wrap {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    min-height: 70vh;
    overflow: hidden;
}

.embed-wrap iframe {
    display: block;
    width: 100%;
    height: 70vh;
    border: 0;
}

.embed-placeholder {
    display: grid;
    place-items: center;
    min-height: 70vh;
    color: var(--ink-soft);
    font-size: 0.9rem;
    padding: 1rem;
    text-align: center;
}

.embed-wrap {
    position: relative;
    z-index: 1;
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; }
}