@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@700;800;900&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg: #0a0510;
  --bg-alt: #120a1c;
  --card: #170e22;
  --card-border: #2c1a3d;
  --violet-1: #c084fc;
  --violet-2: #a855f7;
  --violet-3: #7c3aed;
  --violet-glow: rgba(168, 85, 247, 0.35);
  --text: #f4eefb;
  --text-muted: #b6a4c9;
  --text-dim: #8571a0;
  --danger: #f87171;
  --ok: #34d399;
  --radius: 14px;
  --max-width: 760px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: radial-gradient(ellipse at top, #170a24 0%, var(--bg) 55%);
  color: var(--text);
  font-family: 'Inter', -apple-system, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }

/* ---------- Header ---------- */
header.site {
  padding: 22px 0;
  border-bottom: 1px solid var(--card-border);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.brand svg, .brand img { width: 34px; height: 34px; flex-shrink: 0; }
.brand-name {
  font-family: 'Poppins', sans-serif;
  font-weight: 900;
  font-size: 20px;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, var(--violet-1), var(--violet-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brand-tag {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--text-dim);
  display: block;
  margin-top: -2px;
}

/* ---------- Hero ---------- */
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--violet-1);
  font-weight: 700;
  margin: 32px 0 10px;
}
h1.hero {
  font-family: 'Poppins', sans-serif;
  font-weight: 900;
  font-size: clamp(32px, 6vw, 48px);
  line-height: 1.05;
  margin: 0 0 16px;
}
h1.hero span {
  background: linear-gradient(135deg, var(--violet-1), var(--violet-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
p.lede { color: var(--text-muted); font-size: 16px; max-width: 60ch; }
.note-box {
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-size: 13px;
  color: var(--text-dim);
  margin: 20px 0 36px;
}

/* ---------- Card / steps ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 26px;
  margin-bottom: 22px;
}
.step-num {
  display: inline-block;
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  font-size: 12px;
  color: var(--bg);
  background: linear-gradient(135deg, var(--violet-1), var(--violet-3));
  width: 24px; height: 24px;
  border-radius: 7px;
  text-align: center;
  line-height: 24px;
  margin-right: 8px;
}
.card h2 {
  font-family: 'Poppins', sans-serif;
  font-size: 19px;
  margin: 0 0 4px;
  display: flex;
  align-items: center;
}
.card > p.sub { color: var(--text-dim); font-size: 13px; margin: 0 0 20px; }

.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}
.field label .opt { color: var(--text-dim); font-weight: 400; }
.field .help { font-size: 12px; color: var(--text-dim); margin-top: 6px; }

input[type="number"] {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
}
input[type="number"]:focus { outline: none; border-color: var(--violet-2); box-shadow: 0 0 0 3px var(--violet-glow); }

.seg { display: flex; gap: 8px; flex-wrap: wrap; }
.seg button {
  flex: 1;
  min-width: 90px;
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 10px 12px;
  border-radius: 10px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}
.seg button:hover { border-color: var(--violet-3); color: var(--text); }
.seg button.active {
  background: linear-gradient(135deg, var(--violet-2), var(--violet-3));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 16px var(--violet-glow);
}

.tile-group { display: grid; gap: 8px; }
.tile {
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 12px 14px;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  color: var(--text);
  transition: all 0.15s ease;
}
.tile:hover { border-color: var(--violet-3); }
.tile.active { border-color: var(--violet-2); background: rgba(168,85,247,0.12); box-shadow: 0 0 0 1px var(--violet-2); }
.tile strong { display: block; font-size: 13.5px; }
.tile span { display: block; font-size: 12px; color: var(--text-dim); margin-top: 2px; }

.hidden { display: none !important; }

.btn-primary {
  width: 100%;
  background: linear-gradient(135deg, var(--violet-1), var(--violet-3));
  border: none;
  color: #fff;
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  font-size: 15px;
  padding: 16px;
  border-radius: 12px;
  cursor: pointer;
  box-shadow: 0 8px 24px var(--violet-glow);
  transition: transform 0.15s ease;
}
.btn-primary:hover { transform: translateY(-1px); }
.btn-secondary {
  width: 100%;
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 14px;
  padding: 13px;
  border-radius: 12px;
  cursor: pointer;
  margin-top: 10px;
}
.btn-secondary:hover { border-color: var(--violet-2); color: var(--text); }

/* ---------- Results ---------- */
.result-hero {
  text-align: center;
  padding: 30px 20px;
  background: linear-gradient(160deg, rgba(168,85,247,0.15), transparent);
  border-radius: var(--radius);
  border: 1px solid var(--card-border);
  margin-bottom: 20px;
}
.result-hero .kcal {
  font-family: 'Poppins', sans-serif;
  font-weight: 900;
  font-size: 52px;
  background: linear-gradient(135deg, var(--violet-1), var(--violet-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.result-hero .kcal-label { color: var(--text-dim); font-size: 13px; margin-top: 6px; }

.macro-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 20px; }
.macro-card {
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 16px 10px;
  text-align: center;
}
.macro-card .val { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 22px; }
.macro-card .lbl { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }
.macro-card.protein .val { color: var(--violet-1); }
.macro-card.carbs .val { color: #f0abfc; }
.macro-card.fat .val { color: #fbbf24; }

.stat-list { display: grid; gap: 1px; background: var(--card-border); border-radius: 12px; overflow: hidden; margin-bottom: 20px; border: 1px solid var(--card-border); }
.stat-row { display: flex; justify-content: space-between; padding: 12px 16px; background: var(--card); font-size: 13.5px; }
.stat-row .k { color: var(--text-dim); }
.stat-row .v { font-weight: 700; }

/* ---------- FAQ ---------- */
details.faq {
  border-bottom: 1px solid var(--card-border);
  padding: 14px 0;
}
details.faq summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 14.5px;
  list-style: none;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: '+'; float: right; color: var(--violet-2); font-size: 18px; }
details.faq[open] summary::after { content: '\2212'; }
details.faq p { color: var(--text-muted); font-size: 13.5px; margin: 10px 0 0; }

/* ---------- IG gate screen ---------- */
.ig-gate { text-align: center; padding: 10px 0 20px; }
.ig-gate .badge {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--violet-1);
  border: 1px solid var(--violet-3);
  border-radius: 999px;
  padding: 5px 14px;
  margin-bottom: 14px;
}
.ig-gate h2 { font-family: 'Poppins', sans-serif; font-size: 24px; margin: 0 0 10px; }
.ig-gate .word {
  display: inline-block;
  background: linear-gradient(135deg, var(--violet-1), var(--violet-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 900;
}
.ig-steps { text-align: left; margin: 22px 0; padding: 0; list-style: none; }
.ig-steps li {
  display: flex;
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--card-border);
  font-size: 14px;
  color: var(--text-muted);
}
.ig-steps li:first-child { border-top: none; }
.ig-steps .num {
  flex-shrink: 0;
  width: 26px; height: 26px;
  border-radius: 8px;
  background: var(--bg-alt);
  border: 1px solid var(--violet-3);
  color: var(--violet-1);
  font-weight: 800;
  font-size: 13px;
  text-align: center;
  line-height: 24px;
}

/* ---------- Footer ---------- */
footer.site {
  border-top: 1px solid var(--card-border);
  padding: 30px 0 50px;
  margin-top: 40px;
  text-align: center;
}
footer.site p { font-size: 12px; color: var(--text-dim); max-width: 60ch; margin: 14px auto 0; }

/* ---------- Guide page ---------- */
.guide-hero { text-align: center; padding: 50px 0 20px; }
.guide-hero .kicker { font-size: 12px; letter-spacing: 0.18em; color: var(--violet-1); font-weight: 700; text-transform: uppercase; }
.guide-hero h1 { font-family: 'Poppins', sans-serif; font-weight: 900; font-size: clamp(28px, 6vw, 42px); margin: 10px 0; }
.guide-hero p { color: var(--text-muted); max-width: 55ch; margin: 0 auto; }
.guide-cta-row { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin: 26px 0 10px; }
.guide-cta-row a.btn-primary, .guide-cta-row a.btn-secondary { display: inline-block; width: auto; text-decoration: none; padding: 14px 26px; }
.whats-inside { margin: 40px 0; }
.whats-inside h3 { font-family: 'Poppins', sans-serif; font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-dim); text-align: center; margin-bottom: 20px; }
.inside-list { display: grid; gap: 10px; }
.inside-item {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 16px 18px;
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  gap: 12px;
}
.inside-item .check { color: var(--violet-1); font-weight: 900; flex-shrink: 0; }
.callout {
  background: linear-gradient(160deg, rgba(168,85,247,0.15), transparent);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 22px;
  text-align: center;
  margin: 36px 0;
}
.callout p { color: var(--text-muted); font-size: 14px; margin: 0 0 16px; }
.disclaimer { font-size: 11.5px; color: var(--text-dim); text-align: center; max-width: 55ch; margin: 20px auto 0; }

@media (max-width: 480px) {
  .macro-grid { gap: 8px; }
  .seg button { min-width: 70px; }
}

/* ---------- Decoder: progress steps ---------- */
.decoder-progress {
  display: flex;
  gap: 6px;
  margin: 24px 0 8px;
}
.decoder-progress .dot {
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: var(--card-border);
}
.decoder-progress .dot.done,
.decoder-progress .dot.active {
  background: linear-gradient(135deg, var(--violet-1), var(--violet-3));
}
.step-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--violet-1);
  font-weight: 700;
  margin-bottom: 6px;
}

/* ---------- Decoder: entry path cards ---------- */
.path-cards { display: grid; gap: 14px; margin: 28px 0; }
.path-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 22px;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.path-card:hover { border-color: var(--violet-3); }
.path-card .num { color: var(--text-dim); font-size: 12px; font-weight: 700; letter-spacing: 0.1em; }
.path-card h3 { font-family: 'Poppins', sans-serif; font-size: 18px; margin: 6px 0 8px; }
.path-card p { color: var(--text-muted); font-size: 13.5px; margin: 0 0 14px; }
.path-card .cta { color: var(--violet-1); font-weight: 700; font-size: 14px; }

/* ---------- Decoder: sex confirm ---------- */
.sex-confirm { text-align: center; padding: 10px 0 4px; }
.sex-confirm p { color: var(--text-muted); font-size: 14px; max-width: 48ch; margin: 10px auto 20px; }

/* ---------- Decoder: PDF upload box ---------- */
.upload-box {
  border: 1.5px dashed var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  margin-bottom: 20px;
}
.upload-box h4 { font-family: 'Poppins', sans-serif; font-size: 14px; margin: 0 0 4px; }
.upload-box p { color: var(--text-dim); font-size: 12.5px; margin: 0 0 14px; }
.upload-box input[type="file"] { display: none; }
.upload-status { font-size: 12px; color: var(--violet-1); margin-top: 10px; min-height: 16px; }

/* ---------- Decoder: marker table ---------- */
.categoria-bloque { margin-bottom: 22px; }
.categoria-titulo {
  font-family: 'Poppins', sans-serif;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--violet-1);
  font-weight: 700;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--card-border);
}
.marcador-fila {
  display: grid;
  grid-template-columns: 1fr 90px 60px;
  gap: 10px;
  align-items: center;
  padding: 9px 0;
  border-bottom: 1px solid var(--card-border);
}
.marcador-fila:last-child { border-bottom: none; }
.marcador-nombre { font-size: 13.5px; font-weight: 600; }
.marcador-sub { display: block; font-size: 11px; color: var(--text-dim); font-weight: 400; }
.marcador-fila input[type="number"] { padding: 8px 10px; font-size: 13.5px; text-align: right; }
.marcador-fila input.auto-rellenado { border-color: var(--violet-2); box-shadow: 0 0 0 2px var(--violet-glow); }
.marcador-unidad { font-size: 11.5px; color: var(--text-dim); }

/* ---------- Decoder: choice pills (single + multi select) ---------- */
.pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
.pill:hover { border-color: var(--violet-3); color: var(--text); }
.pill.active {
  background: linear-gradient(135deg, var(--violet-2), var(--violet-3));
  border-color: transparent;
  color: #fff;
}

textarea {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
  min-height: 90px;
}
textarea:focus { outline: none; border-color: var(--violet-2); box-shadow: 0 0 0 3px var(--violet-glow); }

input[type="text"], input[type="email"] {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
}
input[type="text"]:focus, input[type="email"]:focus { outline: none; border-color: var(--violet-2); box-shadow: 0 0 0 3px var(--violet-glow); }

select {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}

.checkbox-row { display: flex; gap: 10px; align-items: flex-start; margin-top: 16px; }
.checkbox-row input { margin-top: 3px; accent-color: var(--violet-2); }
.checkbox-row span { font-size: 12.5px; color: var(--text-dim); }

/* ---------- Decoder: results ---------- */
.legend-row { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin: 18px 0 26px; font-size: 12.5px; color: var(--text-muted); }
.legend-row .dot-legend { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; }
.dot-optimo { background: var(--ok); }
.dot-normal { background: #fbbf24; }
.dot-atencion { background: var(--danger); }

.categoria-resultado {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 14px 18px;
  margin-bottom: 8px;
}
.categoria-resultado .nombre { font-size: 14px; font-weight: 700; }
.categoria-resultado .badges { display: flex; gap: 5px; }
.categoria-resultado .badges .b {
  width: 10px; height: 10px; border-radius: 50%;
}

.locked-report {
  position: relative;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 30px 20px;
  text-align: center;
  margin: 26px 0;
  overflow: hidden;
}
.locked-report::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(100deg, rgba(168,85,247,0.06) 0px, rgba(168,85,247,0.06) 2px, transparent 2px, transparent 14px);
  filter: blur(1px);
}
.locked-report .lock-icon {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--violet-1), var(--violet-3));
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 14px;
  font-size: 18px;
  position: relative;
}
.locked-report h3 { font-family: 'Poppins', sans-serif; font-size: 18px; margin: 0 0 8px; position: relative; }
.locked-report p { color: var(--text-muted); font-size: 13.5px; max-width: 42ch; margin: 0 auto 18px; position: relative; }
.locked-report .btn-primary { position: relative; width: auto; display: inline-block; padding: 14px 26px; text-decoration: none; }