:root {
    --bg: #eef4ff;
    --bg-strong: #d8e6ff;
    --surface: rgba(255, 255, 255, 0.88);
    --surface-strong: #ffffff;
    --ink: #0f1d3a;
    --muted: #5f6f8f;
    --line: rgba(18, 48, 108, 0.11);
    --accent: #2563eb;
    --accent-dark: #143b8f;
    --accent-soft: rgba(37, 99, 235, 0.12);
    --success: #0f766e;
    --warning: #9a6700;
    --shadow: 0 24px 60px rgba(22, 53, 120, 0.12);
    --radius-xl: 28px;
    --radius-lg: 20px;
    --radius-md: 14px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--ink);
    font-family: "Instrument Sans", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.96), transparent 32%),
        radial-gradient(circle at top right, rgba(37, 99, 235, 0.14), transparent 24%),
        linear-gradient(180deg, #f9fbff 0%, #eef4ff 52%, #e6efff 100%);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(20, 59, 143, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(20, 59, 143, 0.03) 1px, transparent 1px);
    background-size: 38px 38px;
    opacity: 0.42;
}

.page-shell {
    position: relative;
    max-width: 1240px;
    margin: 0 auto;
    padding: 32px 20px 56px;
}

.hero {
    display: grid;
    grid-template-columns: 1.45fr 1fr;
    gap: 24px;
    align-items: stretch;
}

.hero__copy,
.hero__panel,
.summary__winner,
.summary__note,
.results-section,
.table-section,
.observed-section {
    backdrop-filter: blur(14px);
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.55);
    box-shadow: var(--shadow);
}

.hero__copy {
    padding: 42px;
    border-radius: var(--radius-xl);
    background:
        radial-gradient(circle at top right, rgba(37, 99, 235, 0.18), transparent 28%),
        linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(235, 243, 255, 0.94));
}

.eyebrow,
.section-heading__kicker,
.summary__label {
    margin: 0 0 12px;
    color: var(--accent-dark);
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.summary__winner h2 {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    line-height: 0.98;
    letter-spacing: -0.04em;
}

.hero h1 {
    max-width: 10ch;
    font-size: clamp(3rem, 7vw, 5.8rem);
}

.hero__lead {
    max-width: 58ch;
    margin: 20px 0 0;
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

.hero__panel {
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding: 22px;
    border-radius: var(--radius-xl);
}

.control-card {
    padding: 18px;
    border-radius: var(--radius-lg);
    background: var(--surface-strong);
    border: 1px solid var(--line);
}

.control-card__label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.95rem;
    font-weight: 700;
}

.control-card__row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
}

#monto {
    width: 100%;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 16px 18px;
    color: var(--ink);
    font-size: 1.12rem;
    font-weight: 700;
    background: white;
    box-shadow: inset 0 0 0 1px rgba(23, 33, 43, 0.08);
}

#monto:focus {
    outline: none;
    border-color: rgba(37, 99, 235, 0.35);
    box-shadow: 0 0 0 5px rgba(37, 99, 235, 0.12);
}

#calcular {
    border: 0;
    border-radius: 999px;
    padding: 0 22px;
    color: white;
    font-size: 1rem;
    font-weight: 700;
    background: linear-gradient(135deg, #2d6df6, #143b8f);
    cursor: pointer;
    transition: transform 160ms ease, box-shadow 160ms ease;
    box-shadow: 0 16px 30px rgba(20, 59, 143, 0.24);
}

#calcular:hover {
    transform: translateY(-1px);
}

.control-card__hint,
.summary__copy,
.site-footer p,
.card__meta,
.card__note,
.observed-card p,
#aproximado {
    color: var(--muted);
    line-height: 1.55;
}

.control-card__hint {
    margin: 12px 0 0;
    font-size: 0.92rem;
}

.hero__meta {
    display: grid;
    gap: 10px;
    margin: 0;
}

.hero__meta div {
    padding: 16px 18px;
    border-radius: var(--radius-lg);
    background: rgba(247, 250, 255, 0.88);
    border: 1px solid var(--line);
}

.hero__meta dt {
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 600;
}

.hero__meta dd {
    margin: 6px 0 0;
    font-size: 1.1rem;
    font-weight: 700;
}

main {
    margin-top: 24px;
}

.summary {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 18px;
}

.summary__winner,
.summary__note,
.results-section,
.table-section,
.observed-section {
    border-radius: var(--radius-xl);
    padding: 24px;
}

.summary__winner {
    background:
        radial-gradient(circle at top right, rgba(37, 99, 235, 0.16), transparent 32%),
        linear-gradient(145deg, rgba(245, 249, 255, 0.98), rgba(255, 255, 255, 0.9));
}

.summary__winner h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
}

.summary__copy {
    margin: 14px 0 0;
    max-width: 58ch;
}

.summary__note {
    display: flex;
    align-items: center;
    background:
        linear-gradient(145deg, rgba(244, 248, 255, 0.96), rgba(255, 255, 255, 0.88));
}

.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 16px;
    margin-bottom: 18px;
}

.section-heading h2 {
    font-size: clamp(1.8rem, 4vw, 3rem);
}

.results-section,
.table-section,
.observed-section {
    margin-top: 18px;
}

.ranking-grid,
.observed-grid {
    display: grid;
    gap: 16px;
}

.ranking-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.observed-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card,
.observed-card {
    height: 100%;
    padding: 18px;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.84);
    border: 1px solid var(--line);
}

.observed-card h3 {
    margin: 0 0 10px;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.35rem;
}

.card--winner {
    border-color: rgba(37, 99, 235, 0.24);
    background:
        linear-gradient(145deg, rgba(242, 247, 255, 0.98), rgba(255, 255, 255, 0.92));
}

.card--ineligible {
    opacity: 0.78;
}

.card__top {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: start;
}

.card__rank {
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    color: white;
    font-weight: 700;
    background: linear-gradient(135deg, #2d6df6, #143b8f);
}

.card__bank {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.35rem;
}

.card__product {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 0.92rem;
}

.pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0 14px;
}

.pill {
    padding: 8px 11px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-dark);
    font-size: 0.82rem;
    font-weight: 700;
}

.pill--good {
    background: rgba(15, 118, 110, 0.12);
    color: var(--success);
}

.pill--warn {
    background: rgba(155, 107, 18, 0.14);
    color: var(--warning);
}

.metrics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin: 0;
}

.metrics div {
    padding: 12px;
    border-radius: var(--radius-md);
    background: rgba(245, 249, 255, 0.96);
}

.metrics dt {
    color: var(--muted);
    font-size: 0.8rem;
    font-weight: 600;
}

.metrics dd {
    margin: 6px 0 0;
    font-size: 1.04rem;
    font-weight: 700;
}

.card__meta {
    margin: 16px 0 0;
    font-size: 0.92rem;
}

.card__notes {
    margin: 14px 0 0;
    padding-left: 18px;
}

.card__notes li {
    margin-top: 8px;
    color: var(--muted);
    line-height: 1.45;
}

.card__source,
.observed-card a {
    display: inline-flex;
    margin-top: 14px;
    color: var(--accent-dark);
    font-weight: 700;
    text-decoration: none;
}

.observed-card a {
    margin-top: 10px;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

th,
td {
    padding: 14px 12px;
    text-align: left;
    border-bottom: 1px solid var(--line);
}

thead th {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
}

tbody tr:last-child td {
    border-bottom: 0;
}

.table-bank {
    font-weight: 700;
}

.site-footer {
    margin-top: 18px;
    padding: 0 8px;
}

@media (max-width: 980px) {
    .hero,
    .summary {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        max-width: 12ch;
    }
}

@media (max-width: 640px) {
    .page-shell {
        padding: 18px 14px 40px;
    }

    .hero__copy,
    .hero__panel,
    .summary__winner,
    .summary__note,
    .results-section,
    .table-section,
    .observed-section {
        padding: 18px;
        border-radius: 22px;
    }

    .control-card__row {
        grid-template-columns: 1fr;
    }

    #calcular {
        min-height: 52px;
    }

    .metrics {
        grid-template-columns: 1fr;
    }

    .ranking-grid,
    .observed-grid {
        grid-template-columns: 1fr;
    }
}