:root {
    --mg-primary: #DD4040;
    --mg-secondary: #FFFFFF;
    --mg-text: #1B1B1B;
    --mg-accent: #979797;
    --mg-gray: #909090;
    --mg-bg: #f7f7f7;
    --mg-border: #e5e5e5;
    --mg-font: "Avenir F", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { color-scheme: light; }

body {
    margin: 0;
    background: var(--mg-secondary);
    color: var(--mg-text);
    font-family: var(--mg-font);
    font-weight: 300;
}

.page-shell {
    width: min(1040px, calc(100% - 40px));
    margin: 0 auto;
    padding: 72px 0 48px;
}

.hero {
    text-align: center;
    padding: 48px 22px;
}

.brand {
    display: inline-flex;
    align-items: baseline;
    gap: 10px;
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -1px;
}

.brand span {
    font-size: 13px;
    letter-spacing: 2px;
    font-weight: 700;
    color: var(--mg-gray);
}

.eyebrow {
    margin: 42px 0 14px;
    color: var(--mg-primary);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2.4px;
}

h1 {
    max-width: 790px;
    margin: 0 auto;
    font-size: clamp(36px, 6vw, 64px);
    line-height: 1.02;
    letter-spacing: -2.4px;
}

.lead {
    max-width: 700px;
    margin: 24px auto 0;
    color: #5f5f5f;
    font-size: 18px;
    line-height: 1.65;
}

.vin-card {
    max-width: 800px;
    margin: 44px auto 0;
    padding: 28px;
    border: 1px solid var(--mg-border);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 18px 60px rgba(0, 0, 0, .07);
    text-align: left;
}

.vin-card label {
    display: block;
    margin-bottom: 10px;
    font-size: 14px;
    font-weight: 700;
}

.vin-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
}

.vin-row input {
    min-width: 0;
    height: 58px;
    padding: 0 18px;
    border: 1px solid #cfcfcf;
    border-radius: 10px;
    outline: none;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: border-color .18s ease, box-shadow .18s ease;
}

.vin-row input:focus {
    border-color: var(--mg-primary);
    box-shadow: 0 0 0 4px rgba(221, 64, 64, .12);
}

.vin-row button {
    height: 58px;
    padding: 0 28px;
    border: 0;
    border-radius: 10px;
    background: var(--mg-primary);
    color: #fff;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.vin-row button:disabled { opacity: .65; cursor: wait; }

.help, .ultima-actualizacion {
    margin: 12px 0 0;
    color: #777;
    font-size: 13px;
    line-height: 1.5;
}

.form-error {
    margin: 12px 0 0;
    color: #b42318;
    font-size: 14px;
    font-weight: 600;
}

.resultado {
    display: grid;
    grid-template-columns: 54px 1fr;
    gap: 18px;
    align-items: start;
    margin: 0 auto 28px;
    max-width: 850px;
    padding: 28px;
    border-radius: 18px;
    background: #fafafa;
    border: 1px solid var(--mg-border);
}

.resultado--positivo { border-color: rgba(221, 64, 64, .35); background: #fff8f8; }
.resultado--limpio { border-color: #cfded4; background: #f6fbf8; }

.resultado-icono {
    width: 54px;
    height: 54px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--mg-primary);
    color: #fff;
    font-size: 26px;
    font-weight: 800;
}

.resultado--limpio .resultado-icono { background: #246b45; }

.resultado h2 {
    margin: 2px 0 8px;
    font-size: 27px;
}

.resultado p { line-height: 1.55; }

.campanas-lista {
    display: grid;
    gap: 12px;
    margin-top: 20px;
}

.campana-card {
    display: grid;
    grid-template-columns: 36px 1fr;
    gap: 14px;
    padding: 18px;
    border-radius: 12px;
    background: #fff;
    border: 1px solid #eadede;
}

.campana-numero {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #1b1b1b;
    color: #fff;
    font-weight: 700;
}

.campana-card h3 { margin: 1px 0 5px; font-size: 17px; }
.campana-card p { margin: 0; color: #666; font-size: 14px; }

.privacy-note {
    max-width: 850px;
    margin: 24px auto 0;
    padding: 18px 22px;
    border-top: 1px solid var(--mg-border);
    color: #666;
    font-size: 14px;
    line-height: 1.6;
}

.privacy-note strong { color: var(--mg-text); }

footer {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    width: min(1040px, calc(100% - 40px));
    margin: 0 auto;
    padding: 26px 0 38px;
    border-top: 1px solid var(--mg-border);
    color: #777;
    font-size: 13px;
}

@media (max-width: 720px) {
    .page-shell { width: min(100% - 24px, 1040px); padding-top: 28px; }
    .hero { padding: 30px 4px; }
    h1 { letter-spacing: -1.5px; }
    .vin-card { padding: 18px; }
    .vin-row { grid-template-columns: 1fr; }
    .vin-row button { width: 100%; }
    .resultado { grid-template-columns: 1fr; padding: 22px; }
    footer { width: min(100% - 24px, 1040px); flex-direction: column; }
}