/* Calcula.pe — hoja de estilos compartida */
:root {
  --bg: #fbfaf8;
  --text: #17171c;
  --muted: #55555e;
  --muted2: #77777f;
  --muted3: #8a8a93;
  --border: #ececec;
  --border2: #ecebe7;
  --input-border: #dcdcdd;
  --radius: 18px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: #3b6ef6; text-decoration: none; }
a:hover { color: #2b57d0; }
::selection { background: #ffd3e2; }
input, select, button, textarea { font-family: inherit; }
input:focus, select:focus { outline: none; border-color: var(--text); }
input[type=number]::-webkit-inner-spin-button { opacity: .35; }

@keyframes floatUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(251,250,248,.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border2);
}
.site-header__inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 16px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand__mark {
  width: 34px; height: 34px; border-radius: 11px;
  background: var(--text); color: #fff; font-weight: 700; font-size: 14px;
  display: flex; align-items: center; justify-content: center; letter-spacing: -.5px;
  flex-shrink: 0;
}
.brand__name { font-weight: 700; font-size: 18px; letter-spacing: -.4px; color: var(--text); }
.brand__name .pink { color: #ff4d8d; }

.site-nav { margin-left: auto; display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.site-nav a {
  background: none; border: none; cursor: pointer; font-size: 14px;
  color: #4a4a52; padding: 8px 12px; border-radius: 9px;
}
.site-nav a:hover { background: #f0efeb; color: var(--text); }
.site-nav a[aria-current="page"] { background: #f0efeb; color: var(--text); font-weight: 600; }

/* Main */
.main { flex: 1; width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 28px 72px; }

/* Hero (home) */
.hero { animation: floatUp .45s ease both; }
.hero__intro { padding: 64px 0 20px; max-width: 720px; }
.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; color: var(--muted3);
}
.hero h1 { margin: 16px 0 0; font-size: 52px; line-height: 1.04; letter-spacing: -1.6px; font-weight: 700; }
.hero p { margin: 20px 0 0; font-size: 18px; line-height: 1.55; color: var(--muted); max-width: 560px; }

.stats { display: flex; gap: 26px; margin-top: 28px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat__label { font-size: 12px; color: var(--muted3); text-transform: uppercase; letter-spacing: .05em; }
.stat__value { font-size: 20px; font-weight: 700; letter-spacing: -.4px; font-variant-numeric: tabular-nums; }
.stat-sep { width: 1px; background: #e6e5e1; }

/* Tool cards grid */
.tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(248px,1fr)); gap: 18px; margin-top: 44px; }
.tool-card {
  text-align: left; cursor: pointer; background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px; display: flex; flex-direction: column; gap: 16px;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.tool-card:hover { transform: translateY(-4px); }
.tool-card--sueldo:hover { box-shadow: 0 14px 34px -18px rgba(20,184,166,.55); border-color: #14b8a6; }
.tool-card--igv:hover { box-shadow: 0 14px 34px -18px rgba(255,77,141,.5); border-color: #ff4d8d; }
.tool-card--cts:hover { box-shadow: 0 14px 34px -18px rgba(59,110,246,.5); border-color: #3b6ef6; }
.tool-card--detra:hover { box-shadow: 0 14px 34px -18px rgba(139,92,246,.5); border-color: #8b5cf6; }

.tool-card__icon {
  width: 46px; height: 46px; border-radius: 14px; color: #fff; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.tool-card__title { font-size: 18px; font-weight: 700; letter-spacing: -.3px; color: var(--text); }
.tool-card__desc { margin: 6px 0 0; font-size: 14px; color: #63636c; line-height: 1.5; }
.tool-card__cta { margin-top: auto; font-size: 14px; font-weight: 600; }

.note-card {
  border-radius: var(--radius); padding: 26px; display: flex; flex-direction: column;
  justify-content: center; gap: 8px; background: linear-gradient(135deg,#fff5f8,#fff8ee);
  border: 1px solid #f3e6ea;
}
.note-card__title { font-size: 15px; font-weight: 700; letter-spacing: -.2px; }
.note-card p { margin: 0; font-size: 13px; color: #77777f; line-height: 1.5; }

/* Tool page */
.tool-section { animation: floatUp .4s ease both; }
.back-link {
  display: inline-block; margin-top: 32px; background: none; border: none; cursor: pointer;
  color: var(--muted2); font-size: 14px; padding: 0;
}
.back-link:hover { color: var(--text); }

.tool-header { display: flex; align-items: center; gap: 14px; margin-top: 18px; }
.tool-header__icon {
  width: 44px; height: 44px; border-radius: 13px; color: #fff; font-weight: 700;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.tool-header__eyebrow { font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.tool-header h1 { margin: 2px 0 0; font-size: 32px; letter-spacing: -.8px; }

.tool-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 22px; margin-top: 32px; align-items: start; }
.tool-grid--even { grid-template-columns: 1fr 1fr; }
@media (max-width: 720px) { .tool-grid, .tool-grid--even { grid-template-columns: 1fr; } }

.panel { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }

.field label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 9px; }
.field { margin-top: 22px; }
.field:first-child { margin-top: 0; }

.input-money {
  display: flex; align-items: center; border: 1px solid var(--input-border);
  border-radius: 12px; padding: 0 14px;
}
.input-money span { color: #9a9aa2; font-size: 16px; }
.input-money input {
  flex: 1; border: none; padding: 13px 10px; font-size: 16px; background: none;
  font-variant-numeric: tabular-nums; min-width: 0;
}

select.select {
  width: 100%; border: 1px solid var(--input-border); border-radius: 12px;
  padding: 13px 14px; font-size: 15px; background: #fff;
}

.seg-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.seg-grid--6 { display: grid; grid-template-columns: repeat(6,1fr); gap: 8px; }
.seg-btn {
  cursor: pointer; padding: 12px 8px; border-radius: 11px; font-size: 14px; font-weight: 600;
  transition: all .12s ease; background: #fff; color: #3a3a42; border: 1px solid var(--input-border);
}
.seg-grid--6 .seg-btn { padding: 11px 0; border-radius: 10px; }
.seg-btn[data-active="true"] { color: #fff; }

.field-hint { margin: 20px 0 0; font-size: 13px; color: var(--muted3); line-height: 1.5; }

/* Result panel */
.result-panel { border-radius: var(--radius); padding: 28px; }
.result-panel__label { font-size: 13px; font-weight: 600; }
.result-panel__value { font-size: 46px; font-weight: 700; letter-spacing: -1.4px; margin: 4px 0 20px; font-variant-numeric: tabular-nums; word-break: break-word; }

.progress { display: flex; height: 12px; border-radius: 99px; overflow: hidden; background: #dceee9; margin-bottom: 10px; }
.progress__fill { background: #14b8a6; }
.progress__rest { flex: 1; background: #c8ccd4; }
.legend { display: flex; gap: 18px; font-size: 12px; color: #4a6b66; margin-bottom: 22px; flex-wrap: wrap; }
.legend span { display: flex; align-items: center; gap: 6px; }
.legend i { width: 9px; height: 9px; border-radius: 99px; display: inline-block; }

.result-group-label {
  font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 2px;
}
.result-row {
  display: flex; justify-content: space-between; padding: 9px 0; border-top: 1px solid; font-size: 14px;
}
.result-row--tight { padding: 11px 0; }
.result-row span:first-child { color: inherit; }
.result-row strong { font-weight: 600; font-variant-numeric: tabular-nums; }
.result-row--total { font-weight: 700; }

/* Accent themes per herramienta */
body.page-sueldo { --accent: #14b8a6; }
.page-sueldo .result-panel { background: linear-gradient(160deg,#effefb,#f4fffb); border: 1px solid #cfeee7; }
.page-sueldo .result-panel__label { color: #0f8b7f; }
.page-sueldo .result-group-label { color: #0f8b7f; }
.page-sueldo .result-row { border-color: #d6ede8; }
.page-sueldo .result-row span:first-child { color: #4a6b66; }
.page-sueldo .seg-btn[data-active="true"] { background: #14b8a6; border-color: #14b8a6; }

body.page-igv { --accent: #ff4d8d; }
.page-igv .result-panel { background: linear-gradient(160deg,#fff1f6,#fff5f8); border: 1px solid #f6d3e0; }
.page-igv .result-panel__label { color: #c62b6a; }
.page-igv .result-row { border-color: #f2d0dd; padding: 11px 0; }
.page-igv .result-row span:first-child { color: #8a5567; }
.page-igv .seg-btn[data-active="true"] { background: #ff4d8d; border-color: #ff4d8d; }

body.page-cts { --accent: #3b6ef6; }
.page-cts .result-panel { background: linear-gradient(160deg,#eef3ff,#f3f6ff); border: 1px solid #cfdcfb; }
.page-cts .result-panel__label { color: #2b52c9; }
.page-cts .result-row { border-color: #d3dffb; padding: 11px 0; }
.page-cts .result-row span:first-child { color: #4a5a8a; }
.page-cts .seg-btn[data-active="true"] { background: #3b6ef6; border-color: #3b6ef6; }

body.page-detra { --accent: #8b5cf6; }
.page-detra .result-panel { background: linear-gradient(160deg,#f6f1ff,#f8f5ff); border: 1px solid #e0d3fb; }
.page-detra .result-panel__label { color: #6d3fd6; }
.page-detra .result-row { border-color: #ddd0fb; padding: 10px 0; }
.page-detra .result-row span:first-child { color: #63548a; }
.page-detra .result-row--total { color: #6d3fd6; }
.page-detra .seg-btn[data-active="true"] { background: #8b5cf6; border-color: #8b5cf6; }

/* Benefits (sueldo) */
.benefits-block { margin-top: 22px; }
.benefits-title {
  font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted3); margin-bottom: 12px;
}
.benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 14px; }
.benefit-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.benefit-card__label { font-size: 13px; color: var(--muted2); }
.benefit-card__value { font-size: 22px; font-weight: 700; margin-top: 5px; font-variant-numeric: tabular-nums; }

.disclaimer { margin: 20px 0 0; font-size: 12px; color: #9a9aa2; }

/* Content / SEO copy blocks */
.article { margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--border2); max-width: 760px; }
.article h2 { font-size: 22px; letter-spacing: -.4px; margin: 0 0 12px; }
.article h3 { font-size: 17px; letter-spacing: -.2px; margin: 24px 0 8px; }
.article p { font-size: 15px; line-height: 1.7; color: var(--muted); margin: 0 0 14px; }
.article ul { margin: 0 0 14px; padding-left: 20px; color: var(--muted); font-size: 15px; line-height: 1.7; }
.article li { margin-bottom: 6px; }
.faq-item { margin-bottom: 18px; }
.faq-item summary { cursor: pointer; font-weight: 600; font-size: 15px; padding: 4px 0; }
.faq-item p { margin-top: 8px; }

.breadcrumb { font-size: 13px; color: var(--muted3); margin-top: 14px; }
.breadcrumb a { color: var(--muted3); }
.breadcrumb a:hover { color: var(--text); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border2); padding: 28px; text-align: center;
  color: #9a9aa2; font-size: 13px;
}
.site-footer nav { margin-top: 10px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.site-footer nav a { color: #9a9aa2; font-size: 12px; }
.site-footer nav a:hover { color: var(--text); }

@media (max-width: 560px) {
  .hero h1 { font-size: 36px; }
  .result-panel__value { font-size: 34px; }
}