:root {
    color-scheme: light;
    --bg: #f4f7f8;
    --surface: #ffffff;
    --text: #172126;
    --muted: #5d6b72;
    --line: #d8e2e6;
    --primary: #1e79d3;
    --primary-strong: #155da3;
    --primary-soft: #5c9bf8;
    --focus: #1d77c3;
    --danger: #a23a3a;
    --danger-bg: #fff1f1;
    --success: #1e6840;
    --success-bg: #edf8f1;
    --warning: #7a4a00;
    --warning-bg: #fff7df;
    --emergency-bg: #f0f8f6;
    --emergency-border: #73b7aa;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.5;
}

.site-header {
    background:
        linear-gradient(135deg, rgba(30, 121, 211, 0.98), rgba(92, 155, 248, 0.94)),
        #1e79d3;
    color: #ffffff;
    border-bottom: 4px solid #ffffff;
    box-shadow: 0 8px 24px rgba(23, 33, 38, 0.16);
}

.header-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    width: min(100%, 980px);
    margin: 0 auto;
    padding: 18px 14px;
}

.brand {
    display: inline-grid;
    gap: 6px;
    width: fit-content;
    max-width: 100%;
    align-items: center;
    border-radius: 8px;
    padding: 0;
    color: #ffffff;
    font-weight: 700;
    text-decoration: none;
}

.brand img {
    display: block;
    width: min(100%, 190px);
    height: auto;
}

.brand span {
    font-size: 1.5rem;
    line-height: 1.1;
}

.header-copy {
    display: grid;
    gap: 2px;
    align-content: center;
}

.header-copy span {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
}

.header-copy strong {
    font-size: clamp(1.2rem, 5vw, 1.85rem);
    line-height: 1.1;
}

.home-link {
    display: inline-flex;
    min-height: 42px;
    width: fit-content;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 6px;
    color: #ffffff;
    padding: 8px 14px;
    font-weight: 700;
    text-decoration: none;
}

.home-link:hover,
.home-link:focus {
    background: rgba(255, 255, 255, 0.16);
}

.page-shell {
    width: min(100%, 980px);
    margin: 0 auto;
    padding: 20px 14px 40px;
}

.intro {
    padding: 10px 2px 18px;
}

.eyebrow {
    margin: 0 0 6px;
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

h1 {
    margin: 0;
    font-size: clamp(1.55rem, 5vw, 2.45rem);
    line-height: 1.12;
}

.intro p:last-child {
    max-width: 720px;
    margin: 12px 0 0;
    color: var(--muted);
}

.form-card,
.alert {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
}

.form-card {
    padding: 18px;
}

.alert {
    margin: 0 0 14px;
    padding: 14px 16px;
    font-weight: 600;
}

.alert p {
    margin: 0 0 10px;
}

.alert-error {
    background: var(--danger-bg);
    border-color: #e3a7a7;
    color: var(--danger);
}

.alert-success {
    background: var(--success-bg);
    border-color: #9fd0af;
    color: var(--success);
}

.alert-warning {
    background: var(--warning-bg);
    border-color: #e2c875;
    color: var(--warning);
}

.alert-link {
    display: inline-flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: var(--warning);
    color: #ffffff;
    padding: 8px 14px;
    text-decoration: none;
}

fieldset {
    min-width: 0;
    margin: 0 0 22px;
    padding: 0;
    border: 0;
}

fieldset:last-of-type {
    margin-bottom: 0;
}

legend {
    width: 100%;
    margin: 0 0 14px;
    padding: 0 0 8px;
    border-bottom: 1px solid var(--line);
    font-size: 1.1rem;
    font-weight: 700;
}

.emergency {
    margin-right: -8px;
    margin-left: -8px;
    padding: 16px 8px 2px;
    border: 2px solid var(--emergency-border);
    border-radius: 8px;
    background: var(--emergency-bg);
}

.emergency legend {
    border-bottom-color: var(--emergency-border);
    color: var(--primary-strong);
}

label {
    display: grid;
    gap: 7px;
    margin-bottom: 14px;
    font-weight: 700;
}

label span {
    overflow-wrap: anywhere;
}

input,
select,
textarea,
button {
    width: 100%;
    min-height: 46px;
    border-radius: 6px;
    font: inherit;
}

input,
select,
textarea {
    border: 1px solid #b9c7cd;
    background: #ffffff;
    color: var(--text);
    padding: 10px 12px;
}

textarea {
    min-height: 112px;
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus,
button:focus {
    outline: 3px solid rgba(29, 119, 195, 0.24);
    outline-offset: 2px;
    border-color: var(--focus);
}

.grid {
    display: grid;
    gap: 0 14px;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 14px;
}

.check-option {
    display: grid;
    grid-template-columns: 24px 1fr;
    gap: 10px;
    align-items: start;
    min-height: 44px;
    margin: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #ffffff;
    font-weight: 600;
}

.check-option input {
    width: 20px;
    min-height: 20px;
    height: 20px;
    margin: 2px 0 0;
}

.lgpd {
    align-items: start;
    background: #f9fbfc;
}

.field-error {
    color: var(--danger);
    font-size: 0.9rem;
    font-weight: 700;
}

.actions {
    position: sticky;
    bottom: 0;
    margin: 22px -18px -18px;
    padding: 12px 18px;
    border-top: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.96);
}

button {
    border: 0;
    background: var(--primary);
    color: #ffffff;
    cursor: pointer;
    font-weight: 700;
}

button:hover {
    background: var(--primary-strong);
}

[hidden] {
    display: none !important;
}

@media (min-width: 680px) {
    .header-inner {
        grid-template-columns: auto 1fr auto;
        align-items: center;
        padding: 20px 22px;
    }

    .page-shell {
        padding: 32px 22px 56px;
    }

    .form-card {
        padding: 24px;
    }

    .grid.two {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid.three {
        grid-template-columns: minmax(110px, 0.7fr) minmax(180px, 1.5fr) minmax(130px, 0.8fr);
    }

    .checkbox-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .actions {
        position: static;
        margin: 24px 0 0;
        padding: 0;
        border-top: 0;
        background: transparent;
    }

    button {
        width: auto;
        min-width: 220px;
        padding-right: 24px;
        padding-left: 24px;
    }
}

@media (min-width: 920px) {
    .checkbox-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}