/* ===================================================================
   GMP4Bio — hoja de estilos
   Paleta tomada del logo / presentación:
   navy #1E2A4A · lima #BFD732 · gris texto #4A5468 · gris claro #F5F6F7
   =================================================================== */

:root {
  --navy: #1E2A4A;
  --navy-2: #16213b;
  --navy-3: #0f1830;
  --lime: #BFD732;
  --lime-dark: #a7bf22;
  --ink: #1E2A4A;
  --text: #4A5468;
  --muted: #8A93A8;
  --bg: #ffffff;
  --bg-soft: #F5F6F7;
  --border: #e6e8ec;
  --radius: 16px;
  --maxw: 1140px;
  --font-sans: 'Manrope', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --font-display: 'Space Grotesk', var(--font-sans);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }
.center { text-align: center; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; font-weight: 700; font-size: 15px; line-height: 1;
  padding: 15px 26px; border-radius: 999px; cursor: pointer;
  border: 1.5px solid transparent; transition: transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn-sm { padding: 11px 18px; font-size: 14px; }
.btn-accent { background: var(--lime); color: var(--navy); }
.btn-accent:hover { background: var(--lime-dark); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.35); }
.btn-ghost:hover { border-color: #fff; transform: translateY(-2px); }
.section-light .btn-ghost { color: var(--navy); border-color: rgba(30,42,74,.25); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(15,24,48,.75); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled { background: rgba(15,24,48,.95); box-shadow: 0 6px 24px rgba(0,0,0,.25); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand-logo { height: 30px; width: auto; }
.nav { display: flex; gap: 30px; margin-left: auto; margin-right: 28px; }
.nav a { color: rgba(255,255,255,.82); font-size: 15px; font-weight: 500; transition: color .2s ease; }
.nav a:hover { color: var(--lime); }
.nav-cta { flex: none; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: .25s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.mobile-menu { display: none; flex-direction: column; gap: 4px; padding: 8px 24px 22px; background: var(--navy-3); }
.mobile-menu a { color: rgba(255,255,255,.9); padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.08); font-weight: 500; }
.mobile-menu .btn { margin-top: 14px; }
.mobile-menu.open { display: flex; }

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #fff;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-3) 100%);
  padding: 168px 0 110px; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0; opacity: .55;
  background:
    radial-gradient(circle at 82% 18%, rgba(191,215,50,.18), transparent 42%),
    radial-gradient(circle at 12% 88%, rgba(41,229,132,.10), transparent 45%);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 46px 46px; -webkit-mask-image: radial-gradient(circle at 75% 30%, #000, transparent 70%);
  mask-image: radial-gradient(circle at 75% 30%, #000, transparent 70%);
}
.hero-inner { position: relative; z-index: 1; max-width: 860px; }
.eyebrow {
  display: inline-block; text-transform: uppercase; letter-spacing: .16em;
  font-size: 12.5px; font-weight: 700; color: var(--lime); margin: 0 0 22px;
  padding: 7px 14px; border: 1px solid rgba(191,215,50,.4); border-radius: 999px;
}
.hero-title {
  font-family: var(--font-display); font-weight: 700; color: #fff;
  font-size: clamp(2.6rem, 6vw, 4.6rem); line-height: 1.04; letter-spacing: -.02em; margin: 0 0 26px;
}
.hero-sub { font-size: clamp(1.05rem, 2vw, 1.3rem); color: rgba(255,255,255,.82); max-width: 620px; margin: 0 0 36px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-actions.center { justify-content: center; }
.hero-tags { margin-top: 40px; color: rgba(255,255,255,.55); font-size: 14px; letter-spacing: .04em; }

/* ---------- Secciones ---------- */
.section { padding: 96px 0; }
.section-light { background: var(--bg-soft); }
.section-dark { background: var(--navy); color: rgba(255,255,255,.8); }
.section-cta { background: linear-gradient(150deg, var(--navy) 0%, var(--navy-3) 100%); color: rgba(255,255,255,.82); }

.section-eyebrow { text-transform: uppercase; letter-spacing: .16em; font-size: 12.5px; font-weight: 700; color: var(--muted); margin: 0 0 16px; }
.section-eyebrow.accent { color: var(--lime); }
.section-title { font-family: var(--font-display); font-weight: 700; color: var(--ink); font-size: clamp(1.7rem, 3.6vw, 2.7rem); line-height: 1.12; letter-spacing: -.015em; margin: 0 0 24px; max-width: 780px; }
.section-title.on-dark { color: #fff; }
.lead { font-size: 1.15rem; color: var(--text); max-width: 700px; margin: 0 0 18px; }
.lead.on-dark { color: rgba(255,255,255,.78); }
.section-dark p, .section-cta p { color: rgba(255,255,255,.72); }

/* ---------- Cards de servicios ---------- */
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; margin-top: 48px; }
.card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius); padding: 34px 30px; transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.card:hover { transform: translateY(-4px); border-color: rgba(191,215,50,.5); background: rgba(255,255,255,.06); }
.card-num { font-family: var(--font-display); font-size: 15px; font-weight: 700; color: var(--lime); letter-spacing: .1em; }
.card h3 { color: #fff; font-size: 1.28rem; line-height: 1.25; margin: 12px 0 12px; }
.card > p { color: rgba(255,255,255,.72); margin: 0 0 18px; }
.card ul { list-style: none; margin: 0; padding: 0; }
.card li { position: relative; padding-left: 22px; margin-bottom: 8px; color: rgba(255,255,255,.85); font-size: 15px; }
.card li::before { content: ""; position: absolute; left: 0; top: 9px; width: 8px; height: 8px; border-radius: 2px; background: var(--lime); }

/* ---------- Proceso ---------- */
.steps { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; gap: 12px; margin-top: 48px; }
.step { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 28px; }
.step-label { display: inline-block; font-family: var(--font-display); font-weight: 700; font-size: 13px; letter-spacing: .08em; color: var(--navy); background: var(--lime); padding: 5px 12px; border-radius: 999px; margin-bottom: 16px; }
.step h3 { color: var(--ink); font-size: 1.3rem; margin: 0 0 10px; }
.step p { margin: 0; }
.step-arrow { display: flex; align-items: center; justify-content: center; font-size: 26px; color: var(--muted); font-weight: 700; }

/* ---------- Equipo ---------- */
.team { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 48px; }
.member { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 30px 26px; transition: transform .2s ease, border-color .2s ease; }
.member:hover { transform: translateY(-4px); border-color: rgba(191,215,50,.5); }
.member-avatar { width: 56px; height: 56px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 20px; color: var(--navy); background: var(--lime); margin-bottom: 18px; }
.member h3 { color: #fff; font-size: 1.2rem; margin: 0 0 4px; }
.member-role { color: var(--lime); font-weight: 600; font-size: 14px; margin: 0 0 14px; text-transform: uppercase; letter-spacing: .06em; }
.member p { color: rgba(255,255,255,.72); font-size: 15px; margin: 0; }

/* ---------- Contacto ---------- */
.contact-detail { margin-top: 26px; font-size: 1.05rem; }
.contact-detail a { color: var(--lime); font-weight: 600; }
.contact-detail a:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-3); color: rgba(255,255,255,.7); padding: 60px 0 28px; }
.footer-inner { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding-bottom: 34px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-logo { height: 30px; margin-bottom: 16px; }
.footer-brand p { color: rgba(255,255,255,.6); margin: 0; font-size: 15px; }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { color: rgba(255,255,255,.75); font-size: 15px; }
.footer-links a:hover { color: var(--lime); }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 22px; font-size: 13px; color: rgba(255,255,255,.5); }

/* ---------- Reveal al hacer scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .cards { grid-template-columns: 1fr; }
  .team { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .step-arrow { transform: rotate(90deg); }
  .section { padding: 72px 0; }
  .hero { padding: 140px 0 84px; }
}
@media (max-width: 540px) {
  .team { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ===================================================================
   Formulario de consulta (consulta.html)
   =================================================================== */
.form-hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-3) 100%);
  color: #fff; padding: 132px 0 56px; text-align: left;
}
.form-title { font-family: var(--font-display); font-weight: 700; color: #fff;
  font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.05; letter-spacing: -.02em; margin: 14px 0 16px; }
.form-sub { color: rgba(255,255,255,.8); font-size: 1.1rem; max-width: 560px; margin: 0; }

.form-section { padding-top: 56px; }
.form-hero + .form-section { margin-top: 0; }

.fs { border: 1px solid var(--border); border-radius: var(--radius); background: #fff;
  padding: 28px 26px 8px; margin: 0 0 26px; }
.fs legend { font-family: var(--font-display); font-weight: 700; color: var(--navy);
  font-size: 1.15rem; padding: 0 10px; }

.field { margin-bottom: 20px; }
.field label, .q { display: block; font-weight: 600; color: var(--ink); font-size: 15px; margin-bottom: 8px; }
.q .hint { font-weight: 400; color: var(--muted); font-size: 14px; }
.req { color: #d64545; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid-2 .field:nth-child(1), .grid-2 .field:last-child { grid-column: 1 / -1; }

input[type=text], input[type=email], input[type=tel], textarea {
  width: 100%; font-family: var(--font-sans); font-size: 15px; color: var(--ink);
  padding: 12px 14px; border: 1.5px solid var(--border); border-radius: 10px;
  background: #fff; transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus, textarea:focus { outline: none; border-color: var(--lime);
  box-shadow: 0 0 0 3px rgba(191,215,50,.25); }
textarea { resize: vertical; line-height: 1.6; }

.options { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }
.opt { display: flex; align-items: flex-start; gap: 10px; font-weight: 500 !important;
  color: var(--text) !important; font-size: 15px; margin-bottom: 0 !important; cursor: pointer; }
.opt input { width: 18px; height: 18px; margin-top: 1px; accent-color: var(--lime-dark); flex: none; }
.other-input { margin-top: 10px; max-width: 340px; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-foot { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; margin-top: 6px; }
.form-legal { color: var(--muted); font-size: 13px; margin: 0; }

.form-msg { margin-top: 22px; padding: 16px 18px; border-radius: 12px; font-weight: 500; }
.form-msg.ok { background: #eef7e0; color: #45560f; border: 1px solid var(--lime); }
.form-msg.error { background: #fdeaea; color: #9a2b2b; border: 1px solid #e8b4b4; }

@media (max-width: 600px) {
  .grid-2 { grid-template-columns: 1fr; }
  .form-hero { padding: 116px 0 44px; }
}