/* ============================================================
   VPM Consulting — estilos
   Paleta extraída del logo real: verde #9BC653, gris #C5C4BB
   ============================================================ */
:root {
  --verde: #558B2F;
  --verde-2: #9BC653;
  --verde-claro: #eef6e2;
  --carbon: #23262b;
  --tinta: #1c2024;
  --gris: #5b6470;
  --gris-claro: #f6f7f4;
  --linea: #e3e5de;
  --blanco: #ffffff;
  --radio: 14px;
  --sombra: 0 10px 30px rgba(35, 38, 43, .08);
  --sombra-fuerte: 0 18px 50px rgba(35, 38, 43, .16);
  --max: 1140px;
  --t: .25s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--tinta);
  background: var(--blanco);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

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

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; font-weight: 600; font-size: 15px; line-height: 1;
  padding: 13px 22px; border-radius: 10px; border: 1.5px solid transparent;
  cursor: pointer; transition: var(--t); white-space: nowrap;
}
.btn-sm { padding: 9px 16px; font-size: 14px; }
.btn-lg { padding: 15px 28px; font-size: 16px; }
.btn-primary { background: var(--verde); color: #fff; }
.btn-primary:hover { background: #3f6b1f; transform: translateY(-2px); box-shadow: var(--sombra-fuerte); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn-outline { background: #fff; color: var(--carbon); border-color: var(--linea); }
.btn-outline:hover { border-color: var(--gris); }
.btn[disabled] { opacity: .45; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--linea);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 92px; gap: 16px; }
.brand { display: flex; align-items: center; height: 100%; }
.brand .brand-logo { height: 58px; width: auto; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { font-weight: 500; font-size: 15px; color: var(--tinta); transition: var(--t); }
.main-nav a:hover { color: var(--verde); }
.main-nav .nav-cta { color: #fff; }
.main-nav .nav-cta:hover { color: #fff; }

.header-right { display: flex; align-items: center; gap: 14px; }

/* ---------- Selector de idioma ---------- */
.lang-switcher { display: flex; gap: 4px; }
.lang-btn {
  border: 0; background: transparent; padding: 3px; border-radius: 6px;
  cursor: pointer; line-height: 0; opacity: .5; transition: var(--t);
}
.lang-btn img { width: 24px; height: 16px; border-radius: 3px; object-fit: cover; box-shadow: 0 0 0 1px var(--linea); }
.lang-btn:hover { opacity: .85; }
.lang-btn.is-active { opacity: 1; }
.lang-btn.is-active img { box-shadow: 0 0 0 2px var(--verde-2); }

/* ---------- Menú móvil ---------- */
.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.menu-toggle span { width: 24px; height: 2px; background: var(--carbon); border-radius: 2px; transition: var(--t); }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; color: #fff; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(155,198,83,.35), transparent 60%),
    linear-gradient(160deg, #1b1e22 0%, #23262b 55%, #2e3530 130%);
}
.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: 44px 44px; mask-image: linear-gradient(180deg, #000, transparent 80%);
}
.hero-inner { position: relative; z-index: 1; padding: 96px 24px 88px; text-align: center; }
.hero-eyebrow { text-transform: uppercase; letter-spacing: .18em; font-size: 13px; font-weight: 600; color: #c7dba8; margin-bottom: 18px; }
.hero-title { font-size: clamp(40px, 7vw, 76px); font-weight: 800; line-height: 1.02; letter-spacing: -.02em; }
.hero-title .accent { color: var(--verde-2); }
.hero-sub { max-width: 640px; margin: 22px auto 0; font-size: clamp(16px, 2.2vw, 19px); color: #d8ddd3; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 34px; }
.hero-stats { list-style: none; display: flex; gap: 48px; justify-content: center; flex-wrap: wrap; margin-top: 56px; }
.hero-stats li { display: flex; flex-direction: column; align-items: center; }
.hero-stats strong { font-size: 30px; font-weight: 800; color: #fff; }
.hero-stats span { font-size: 13px; color: #b9c2ae; text-transform: uppercase; letter-spacing: .08em; margin-top: 4px; }

/* ---------- Secciones ---------- */
.section { padding: 88px 0; }
.section-alt { background: var(--gris-claro); }
.section-eyebrow { text-transform: uppercase; letter-spacing: .16em; font-size: 13px; font-weight: 700; color: var(--verde); margin-bottom: 12px; }
.section-title { font-size: clamp(28px, 4vw, 40px); font-weight: 800; letter-spacing: -.02em; color: var(--carbon); }
.section-lead { max-width: 620px; margin-top: 14px; color: var(--gris); font-size: 17px; }

/* ---------- Cards de servicios ---------- */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 44px; }
.card {
  background: #fff; border: 1px solid var(--linea); border-radius: var(--radio);
  padding: 30px 26px; transition: var(--t); box-shadow: var(--sombra);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--sombra-fuerte); border-color: #cfe3b9; }
.card-icon {
  width: 52px; height: 52px; border-radius: 12px; display: grid; place-items: center;
  font-size: 22px; font-weight: 700; color: var(--verde);
  background: var(--verde-claro); margin-bottom: 18px;
}
.card h3 { font-size: 19px; font-weight: 700; color: var(--carbon); margin-bottom: 8px; }
.card p { color: var(--gris); font-size: 15px; }

/* ---------- Nosotros ---------- */
.about-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: start; }
.about-text p { color: var(--gris); font-size: 16.5px; margin-top: 10px; }
.about-sub { margin-top: 28px; font-size: 18px; font-weight: 700; color: var(--carbon); }
.about-aside { display: flex; flex-direction: column; gap: 16px; }
.about-stat {
  background: #fff; border: 1px solid var(--linea); border-left: 4px solid var(--verde-2);
  border-radius: 12px; padding: 20px 22px; box-shadow: var(--sombra);
}
.about-stat strong { display: block; font-size: 26px; font-weight: 800; color: var(--carbon); }
.about-stat span { color: var(--gris); font-size: 14.5px; }

/* ---------- Banda de valor ---------- */
.value-band { background: linear-gradient(135deg, #23262b, #3d4a30); color: #fff; text-align: center; }
.value-inner { max-width: 760px; margin: 0 auto; }
.value-title { font-size: clamp(26px, 4vw, 38px); font-weight: 800; letter-spacing: -.02em; }
.value-text { margin: 18px 0 30px; font-size: 18px; color: #dde3d4; }

/* ---------- Contacto ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 44px; margin-top: 44px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 14px; }
.contact-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: #fff; border: 1px solid var(--linea); border-radius: 12px;
  padding: 16px 18px; transition: var(--t);
}
a.contact-item:hover { border-color: var(--verde-2); box-shadow: var(--sombra); transform: translateX(3px); }
.ci-icon { flex: 0 0 auto; width: 40px; height: 40px; border-radius: 10px; background: var(--verde-claro); color: var(--verde); display: grid; place-items: center; font-size: 18px; }
.contact-item b { display: block; font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--gris); font-weight: 700; margin-bottom: 2px; }
.contact-item span span, .contact-item > span { color: var(--tinta); font-size: 15.5px; }

.contact-form { background: #fff; border: 1px solid var(--linea); border-radius: var(--radio); padding: 30px; box-shadow: var(--sombra); }
.contact-form label { display: block; margin-bottom: 16px; }
.contact-form label > span { display: block; font-size: 14px; font-weight: 600; color: var(--carbon); margin-bottom: 6px; }
.contact-form input, .contact-form textarea {
  width: 100%; border: 1.5px solid var(--linea); border-radius: 10px;
  padding: 12px 14px; font: inherit; font-size: 15px; color: var(--tinta); transition: var(--t); resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--verde-2); box-shadow: 0 0 0 3px rgba(155,198,83,.22); }
.contact-form .btn { width: 100%; margin-top: 4px; }
.form-hint { font-size: 13px; color: var(--gris); margin-top: 12px; text-align: center; }

/* ---------- Footer ---------- */
.site-footer { background: var(--carbon); color: #c7cbc2; padding: 48px 0 26px; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; padding-bottom: 26px; border-bottom: 1px solid rgba(255,255,255,.12); }
.footer-brand .brand-logo { height: 34px; width: auto; }
.footer-brand p { margin-top: 10px; font-size: 14px; color: #9aa092; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  display: flex; align-items: center; justify-content: center; width: 38px; height: 38px;
  border-radius: 50%; background: rgba(255,255,255,.08); color: #c7cbc2; transition: var(--t);
}
.footer-social a:hover { background: var(--verde-2); color: var(--carbon); transform: translateY(-2px); }
.footer-bottom { padding-top: 20px; font-size: 13px; color: #9aa092; }

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

/* ---------- Modal de verificación humana ---------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(20, 22, 18, .65); backdrop-filter: blur(4px);
  z-index: 100; display: none; align-items: center; justify-content: center; padding: 20px;
}
.modal-backdrop.is-open { display: flex; }
.modal-card {
  background: #fff; border-radius: var(--radio); padding: 32px 26px; max-width: 380px;
  width: 100%; text-align: center; box-shadow: var(--sombra-fuerte);
}
.modal-card h3 { font-size: 20px; font-weight: 800; letter-spacing: -.02em; color: var(--carbon); margin-bottom: 8px; }
.modal-card p { font-size: 14.5px; color: var(--gris); margin-bottom: 22px; }
.modal-actions { display: flex; gap: 10px; margin-top: 8px; }
.modal-actions .btn { flex: 1; }
.verify-shield {
  display: inline-flex; align-items: center; justify-content: center; width: 60px; height: 60px;
  background: var(--verde-claro); color: var(--verde); border-radius: 50%; margin-bottom: 14px;
}
.wa-verify {
  display: flex; align-items: center; gap: 10px; background: var(--gris-claro); border: 1px solid var(--linea);
  border-radius: 10px; padding: 13px 16px; cursor: pointer; font-size: 14.5px; font-weight: 500;
  color: var(--tinta); user-select: none; margin: 12px 0; transition: var(--t);
}
.wa-verify:hover { border-color: var(--gris); }
.wa-verify input[type="checkbox"] { display: none; }
.wa-verify-fake {
  display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; flex-shrink: 0;
  background: #fff; border: 2px solid var(--linea); border-radius: 5px; color: transparent; transition: var(--t);
}
.wa-verify input[type="checkbox"]:checked + .wa-verify-fake { background: var(--verde); border-color: var(--verde); color: #fff; }
.wa-honeypot { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; opacity: 0 !important; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .menu-toggle { display: flex; }
  .main-nav {
    position: fixed; inset: 92px 0 auto 0; flex-direction: column; align-items: stretch;
    gap: 0; background: #fff; border-bottom: 1px solid var(--linea);
    padding: 8px 0; box-shadow: var(--sombra); transform: translateY(-130%); transition: transform .3s ease;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav a { padding: 14px 24px; border-bottom: 1px solid var(--gris-claro); }
}
@media (max-width: 520px) {
  .cards-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 32px; }
  .section { padding: 64px 0; }
  .brand .brand-logo { height: 46px; }
}