body {
    min-height: 100vh;
    margin: 0;
    background:
        radial-gradient(circle at top left, rgba(59, 130, 246, 0.06), transparent 55%),
        radial-gradient(circle at bottom right, rgba(14, 165, 233, 0.05), transparent 55%),
        linear-gradient(180deg, #f9fafb 0%, #eef2ff 45%, #e5e7eb 100%);
    color: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.login-shell {
    width: 100%;
    max-width: 480px;
    padding: 32px 18px;
}
.login-card {
    border-radius: 32px;
    background: #f3f4ff;
    box-shadow:
        15px 15px 40px rgba(148, 163, 184, 0.5),
        -12px -12px 35px rgba(255, 255, 255, 0.95);
    padding: 32px 32px 28px;
}
.login-hero {
    display: none;
}
.login-hero::after {
    content: "";
    position: absolute;
    inset: auto -80px -120px auto;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(34, 197, 94, 0.14), transparent 70%);
    opacity: 0.7;
}
.pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px 4px 4px;
    border-radius: 6px;
    border: 1px solid rgba(148, 163, 184, 0.55);
    background: linear-gradient(120deg, rgba(15,23,42,0.9), rgba(30,64,175,0.9));
    color: #e5e7eb;
    font-size: 11px;
    letter-spacing: .06em;
    text-transform: uppercase;
}
.pill-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 10px rgba(34, 197, 94, 0.85);
}
.brand-badge {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    border: 1px solid rgba(148, 163, 184, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 15px;
    background: radial-gradient(circle at top left, rgba(15,23,42,0.9), rgba(15,23,42,0.4));
    color: #e5e7eb;
}
.brand-badge-img {
    width: 240px;
    height: 200px;
    display: block;
    margin: 0 auto 8px;
    border: 1px solid rgba(148, 163, 184, 0.6);
    background: #0f172a;
}
.login-hero-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 6px;
}
.login-hero-subtitle {
    font-size: 13px;
    color: #cbd5f5;
    max-width: 360px;
}
.login-hero-list {
    list-style: none;
    padding: 0;
    margin: 18px 0 0;
    font-size: 13px;
    color: #e5e7eb;
    display: grid;
    gap: 6px;
}
.login-hero-list li {
    display: flex;
    align-items: center;
    gap: 8px;
}
.login-hero-bullet {
    width: 7px;
    height: 7px;
    border-radius: 50%;
}
.login-form-pane {
    padding: 26px 26px 24px;
    background: #ffffff;
}
.login-form-pane h5 {
    color: #0f172a;
}
.login-form-pane .form-label {
    font-size: 13px;
    color: #111827;
}
.login-form-pane .form-control {
    background: #ecf0ff;
    border-color: transparent;
    color: #0f172a;
    border-radius: 6px;
    padding-inline: 18px;
    padding-block: 8px;
    height: 40px;
    width: 100%;
    font-size: 13px;
    box-shadow:
        4px 4px 10px rgba(148, 163, 184, 0.6),
        -4px -4px 10px rgba(255, 255, 255, 0.9),
        inset 0 0 0 1px rgba(255, 255, 255, 0.6);
    transition: box-shadow 0.18s ease, background-color 0.18s ease, transform 0.12s ease;
}
.login-form-pane .form-control:focus {
    background: #ffffff;
    box-shadow:
        6px 6px 14px rgba(148, 163, 184, 0.7),
        -4px -4px 10px rgba(255, 255, 255, 1),
        0 0 0 1px rgba(37, 99, 235, 0.28);
    transform: translateY(-1px);
}
.captcha-box {
    padding: 6px 16px;
    min-width: 110px;
    border-radius: 10px;
    background: #0f172a;
    color: #f9fafb;
    letter-spacing: 4px;
    font-weight: 600;
    font-size: 14px;
    border: 1px solid rgba(15, 23, 42, 0.8);
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}
.btn-primary {
    background: linear-gradient(135deg, #2563eb, #4f46e5);
    border: none;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.6);
}
.btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #4338ca);
}
.btn-success {
    background: linear-gradient(135deg, #16a34a, #22c55e);
    border: none;
    box-shadow: 0 10px 25px rgba(22, 163, 74, 0.55);
}
.btn-success:hover {
    background: linear-gradient(135deg, #15803d, #16a34a);
}
.env-foot {
    font-size: 11px;
    color: #6b7280;
    text-align: center;
    margin-top: 12px;
}
@media (max-width: 768px) {
    .login-hero {
        border-right: none;
        border-bottom: 1px solid rgba(148, 163, 184, 0.26);
    }
}