/* Planes: tarjetas, pestañas y calculadora. */
/* Planes */
.tabs { display: inline-flex; gap: 4px; padding: 4px; background: var(--bg-alt); border: 1px solid var(--line); border-radius: 8px; flex-wrap: wrap; }
.alt .tabs { background: var(--surface); }
.tab { font: 600 .9375rem/1 var(--f-body); border: 0; background: transparent; color: var(--muted); padding: 11px 18px; border-radius: 5px; cursor: pointer; min-height: 42px; }
.tab[aria-selected="true"] { background: var(--navy); color: var(--navy-fg); }
.plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; margin-top: 24px; }
.plan {
  position: relative; display: flex; flex-direction: column; gap: 14px; min-width: 0;
  background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 22px 20px 20px;
}
.plan-top { background: var(--navy); color: var(--navy-fg); border-color: var(--navy); }
.plan-flag {
  position: absolute; top: -11px; left: 18px; background: var(--accent); color: var(--accent-ink);
  font: 600 .68rem/1 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; padding: 6px 9px; border-radius: 3px;
}
.plan-name { font: 600 .8rem/1.2 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.plan-top .plan-name { color: var(--navy-muted); }
.plan-speed { display: flex; align-items: baseline; gap: 6px; }
.plan-speed .num { font: 850 3.2rem/1 var(--f-display); font-stretch: 100%; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.plan-speed .unit { font: 500 1rem var(--f-mono); color: var(--muted); }
.plan-top .plan-speed .unit { color: var(--navy-muted); }
.plan-price { font: 700 1.5rem/1 var(--f-display); font-variant-numeric: tabular-nums; }
.plan-price small { font: 400 .85rem var(--f-body); color: var(--muted); }
.plan-top .plan-price small { color: var(--navy-muted); }
.plan ul { list-style: none; margin: 0; padding: 14px 0 0; border-top: 1px solid var(--line); display: grid; gap: 8px; font-size: .9375rem; flex: 1; }
.plan-top ul { border-color: var(--navy-line); }
.plan li { display: flex; gap: 10px; align-items: flex-start; }
.plan li::before { content: ""; flex: none; width: 6px; height: 6px; margin-top: 9px; background: var(--accent); border-radius: 50%; }
.plan .btn { width: 100%; }
.plan-top .btn-ghost { color: var(--navy-fg); border-color: var(--navy-fg); }
.plan-top .btn-ghost:hover { background: var(--navy-fg); color: var(--navy); }
.fine { margin-top: 14px; color: var(--muted); font-size: .875rem; }

/* Calculadora */
.calc { margin-top: clamp(36px, 5vw, 56px); display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(20px, 3vw, 40px); background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: clamp(18px, 3vw, 32px); }
@media (max-width: 820px) { .calc { grid-template-columns: minmax(0, 1fr); } }
.calc h3 { font-weight: 800; font-stretch: 110%; font-size: 1.5rem; line-height: 1.1; margin-bottom: 6px; }
.calc .sub { color: var(--muted); margin-bottom: 18px; }
.field { display: grid; gap: 6px; margin-bottom: 16px; }
.field label, .field .lab { font-weight: 600; font-size: .9rem; display: flex; justify-content: space-between; gap: 10px; }
.field output { font: 500 .9rem var(--f-mono); color: var(--accent); }
input[type="range"] { width: 100%; accent-color: var(--accent); min-height: 28px; }
.uses { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 8px; border: 0; padding: 0; margin: 0; min-width: 0; }
.uses legend { font-weight: 600; font-size: .9rem; margin-bottom: 8px; padding: 0; }
.use { display: flex; gap: 10px; align-items: center; padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; cursor: pointer; font-size: .9rem; background: var(--bg); }
.use input { accent-color: var(--accent); width: 18px; height: 18px; margin: 0; flex: none; }
.result { background: var(--navy); color: var(--navy-fg); border-radius: 8px; padding: 22px; display: flex; flex-direction: column; gap: 10px; align-self: stretch; min-width: 0; }
.result .eyebrow { color: var(--navy-muted); }
.result .need { font: 500 .95rem var(--f-mono); color: var(--navy-muted); }
.result .need b { color: var(--navy-fg); font-weight: 500; }
.result .rec { font: 850 clamp(2rem, 5vw, 2.8rem)/1 var(--f-display); letter-spacing: -.01em; }
.result .why { color: var(--navy-muted); font-size: .9375rem; flex: 1; }
.result .btn { align-self: flex-start; }