.signup-page {
    min-height: 100vh;
    background:
        radial-gradient(900px 420px at 0% 0%, rgba(93, 169, 233, 0.18), transparent 55%),
        linear-gradient(180deg, #f4f8fd 0%, #e8f4fd 100%);
}

.signup-main {
    padding: 7rem 0 3.5rem;
}

.signup-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.15fr);
    gap: 2.5rem;
    align-items: start;
}

.signup-aside h1 {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    color: var(--lp-navy);
    margin: 0.4rem 0 1rem;
    line-height: 1.25;
}

.signup-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: #ecfeff;
    color: #0f766e;
    font-weight: 700;
    font-size: 0.88rem;
    border-radius: 999px;
    padding: 0.35rem 0.85rem;
    margin: 0;
}

.signup-lead {
    color: var(--lp-text);
    font-weight: 700;
    margin-bottom: 0.85rem;
}

.signup-perks {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
}

.signup-perks li {
    display: flex;
    gap: 0.55rem;
    margin-bottom: 0.7rem;
    color: var(--lp-text);
    line-height: 1.5;
}

.signup-perks i {
    color: #0d9488;
    margin-top: 0.15rem;
}

.signup-trust {
    color: var(--lp-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.signup-card {
    background: #fff;
    border: 1px solid #dbeafe;
    border-radius: 24px;
    padding: 1.6rem 1.5rem 1.4rem;
    box-shadow: 0 22px 50px rgba(15, 45, 92, 0.1);
}

.signup-alert {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
    border-radius: 12px;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.signup-alert ul { margin: 0; padding-inline-start: 1.1rem; }

.signup-field { margin-bottom: 0.95rem; }

.signup-field label,
.signup-plans legend {
    display: block;
    font-weight: 700;
    color: var(--lp-navy);
    margin-bottom: 0.35rem;
    font-size: 0.9rem;
}

.signup-field input {
    width: 100%;
    border: 1px solid #cfe0f1;
    border-radius: 12px;
    padding: 0.72rem 0.9rem;
    font-size: 1rem;
    background: #fbfdff;
    color: var(--lp-text);
}

.signup-field input:focus {
    outline: 2px solid #5DA9E9;
    border-color: #1A4A94;
}

.signup-field small {
    display: block;
    margin-top: 0.25rem;
    color: var(--lp-muted);
    font-size: 0.78rem;
}

.signup-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
}

.signup-plans {
    border: 0;
    padding: 0;
    margin: 0.4rem 0 1.1rem;
    display: grid;
    gap: 0.55rem;
}

.signup-hint {
    margin: 0 0 0.55rem;
    color: var(--lp-muted);
    font-size: 0.82rem;
}

.signup-plan {
    display: flex;
    gap: 0.7rem;
    align-items: flex-start;
    border: 1px solid #dbeafe;
    border-radius: 14px;
    padding: 0.75rem 0.85rem;
    cursor: pointer;
    background: #f8fbff;
}

.signup-plan.is-recommended { border-color: #eab308; }
.signup-plan:has(input:checked) {
    border-color: #1A4A94;
    background: #eef5ff;
    box-shadow: 0 0 0 3px rgba(26, 74, 148, 0.12);
}

.signup-plan input { margin-top: 0.25rem; }
.signup-plan__body { display: flex; flex-direction: column; gap: 0.1rem; }
.signup-plan__body strong { color: var(--lp-navy); }
.signup-plan__body em {
    font-style: normal;
    font-weight: 800;
    color: var(--lp-blue);
    font-size: 0.92rem;
}
.signup-plan__body small { color: var(--lp-muted); }

.signup-submit { width: 100%; }
.signup-foot {
    text-align: center;
    margin: 1rem 0 0;
    color: var(--lp-muted);
    font-size: 0.9rem;
}
.signup-foot a {
    color: var(--lp-blue);
    font-weight: 700;
    text-decoration: none;
}

@media (max-width: 991.98px) {
    .signup-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .signup-row { grid-template-columns: 1fr; }
    .signup-main { padding-top: 6rem; }
}

[data-theme="dark"] .signup-page {
    background: #0d1420;
}

[data-theme="dark"] .signup-card,
[data-theme="dark"] .signup-plan {
    background: #121a26;
    border-color: #2d4158;
}

[data-theme="dark"] .signup-field input {
    background: #0d1420;
    border-color: #2d4158;
    color: #e8eef5;
}

[data-theme="dark"] .signup-aside h1,
[data-theme="dark"] .signup-field label,
[data-theme="dark"] .signup-plans legend,
[data-theme="dark"] .signup-plan__body strong {
    color: #e8f0fa;
}