/* ============================================================
   PAGE-INDEX.CSS — Stili specifici pagina login (index.html)
   ============================================================ */

:root {
    --pa-focus: #ffdd00;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: var(--pa-bg);
    margin: 0;
    font-family: system-ui, -apple-system, sans-serif;
}

/* Tricolore nascosto sulla pagina di login */
.tricolore { display: none !important; }

body {
    background:
        radial-gradient(ellipse 1100px 700px at 12% 8%,  rgba(0, 102, 204, 0.18), transparent 60%),
        radial-gradient(ellipse 900px 700px  at 92% 92%, rgba(0, 178, 148, 0.14), transparent 60%),
        radial-gradient(ellipse 800px 600px  at 75% 18%, rgba(126, 90, 200, 0.10), transparent 60%),
        linear-gradient(180deg, #f1f5fb 0%, #e9eef7 100%);
}

/* Trama puntiformata appena percepibile */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: radial-gradient(rgba(15, 23, 42, 0.06) 1px, transparent 1px);
    background-size: 22px 22px;
    opacity: 0.5;
    z-index: 0;
}

.login-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 20px;
    position: relative;
    z-index: 1;
}

.login-card {
    background: var(--pa-surface);
    border: 1px solid var(--pa-border);
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
    width: 100%;
    max-width: 640px;
    overflow: hidden;
}

.login-header {
    padding: 36px 40px 28px;
    text-align: center;
    border-bottom: 1px solid var(--pa-border);
    background: linear-gradient(180deg, #fbfcfe 0%, #ffffff 100%);
    position: relative;
}

.login-header img { width: 64px; margin-bottom: 14px; }
.login-header h1 { margin: 0; font-size: 26px; font-weight: 700; color: var(--pa-ink); letter-spacing:-0.2px; }
.login-header p { margin: 6px 0 0; color: var(--pa-muted); font-size: 14px; }

.login-tabs {
    display: flex;
    background: #f0f2f5;
    padding: 5px;
    margin: 24px 40px 0;
    border-radius: 14px;
    gap: 2px;
}

.login-tab {
    flex: 1;
    padding: 11px 8px;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--pa-muted);
    cursor: pointer;
    border-radius: 10px;
    transition: all 0.18s ease;
    user-select: none;
    white-space: nowrap;
}

.login-tab:not(.active):hover {
    color: var(--pa-ink);
    background: rgba(255,255,255,0.5);
}

.login-tab.active {
    background: var(--pa-surface);
    color: var(--pa-blue);
    box-shadow: 0 2px 10px rgba(0, 61, 143, 0.12);
}

.login-body { padding: 24px 40px 36px; }

.form-group { margin-bottom: 18px; }

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--pa-ink);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.form-control {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid var(--pa-border);
    font-size: 15px;
    box-sizing: border-box;
    background: #fbfcfe;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.form-control:hover { background: #fff; }

.form-control:focus {
    border-color: var(--pa-blue);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
    outline: none;
}

.btn-login {
    width: 100%;
    padding: 13px;
    background: var(--pa-blue);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.05s, box-shadow 0.2s;
    margin-top: 6px;
    letter-spacing: 0.2px;
    box-shadow: 0 4px 14px rgba(0, 61, 143, 0.16);
}

.btn-login:hover { background: var(--pa-blue-dark); box-shadow: 0 6px 18px rgba(0, 61, 143, 0.22); }
.btn-login:active { transform: translateY(1px); }

.test-data {
    background: #f8fafc;
    border: 1px solid var(--pa-border);
    border-left: 3px solid var(--pa-blue);
    border-radius: 8px;
    padding: 12px 14px;
    margin-top: 22px;
    font-size: 13px;
    color: var(--pa-muted);
    line-height: 1.6;
}

.test-data strong { color: var(--pa-ink); display: block; margin-bottom: 4px; font-weight: 600; }
.test-data code { background: #eef2f7; color: var(--pa-ink); padding: 2px 6px; border-radius: 4px; font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; font-size: 12px; }

.login-footer-note {
    text-align: center;
    font-size: 12px;
    color: var(--pa-muted);
    padding: 14px 40px 24px;
    border-top: 1px solid var(--pa-border);
    background: #fbfcfe;
}

.login-footer-note a { color: var(--pa-blue); text-decoration: none; }
.login-footer-note a:hover { text-decoration: underline; }

.hidden { display: none; }

/* Responsive: card un po' più compatta su schermi stretti */
@media (max-width: 600px) {
    .login-tabs   { margin: 20px 20px 0; }
    .login-body   { padding: 20px 20px 28px; }
    .login-header { padding: 28px 20px 22px; }
    .login-tab    { padding: 10px 4px; font-size: 13px; }
}