/* ========== Base & Reset ========== */
*,
*::before,
*::after { box-sizing: border-box; }

:root{
  --bg: #ffffff;
  --surface: #f5f7fb;
  --text: #1f2937;
  --muted: #4b5563;
  --primary: #0a66c2;
  --primary-700: #0b4e96;
  --accent: #26a8ff;
  --border: #e5e7eb;
  --radius: 14px;
  --shadow: 0 10px 24px rgba(2,14,40,.12);
  --header-h: clamp(56px, 8vw, 72px);
}

html { scroll-behavior: smooth; }
body{
  margin: 0;
  color: var(--text);
  font: 16px/1.55 "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  text-rendering: optimizeLegibility;
}
img{ max-width: 100%; height: auto; display:block; }
h1,h2,h3,p{ margin: 0 0 1rem; }
a{ color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
button{ font: inherit; }

.container{ width: min(1120px, 92%); margin-inline: auto; }
.section{ padding: clamp(2rem, 5vw, 3.5rem) 0; }
.section--text{ background: #fff; }

.h2{
  font-size: clamp(1.25rem, 1.2vw + 1rem, 1.5rem);
  color: var(--text);
  margin-bottom: .75rem;
}

/* Evita que los anclajes queden ocultos por el header sticky */
[id] { scroll-margin-top: calc(var(--header-h) + 12px); }

/* Skip link */
.skip-link{
  position: absolute;
  left: -9999px;
  top: 0;
  background: #000;
  color: #fff;
  padding: .5rem .75rem;
  border-radius: 6px;
}
.skip-link:focus{ left: .75rem; top: .75rem; z-index: 1000; }

/* ========== Header & Nav ========== */
.header{
  position: sticky; top: 0; z-index: 60;
  background: #fff; border-bottom: 1px solid var(--border);
  backdrop-filter: saturate(130%) blur(6px);
}
.header__bar{
  display: flex; align-items: center; gap: 1rem;
  height: var(--header-h);
}

.logo{ display: inline-flex; align-items: center; gap: 0rem; }
.logo__mark{
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--primary);
  display: grid; place-items: center;
  color: #fff; font-weight: 800; letter-spacing: .5px;
  box-shadow: var(--shadow);
}
.logo__type{ line-height: 1; display: grid; }
.logo__type small{ color: var(--muted); font-size: .8rem; }

.nav{ margin-left: auto; overflow: auto; }
.nav__list{
  list-style: none; margin: 0; padding: 0;
  display: flex; align-items: center; gap: clamp(.5rem, 1.2vw, 1.25rem);
  white-space: nowrap;
}
.nav__link{
  display: inline-block;
  padding: .5rem .25rem; border-radius: 10px;
  color: var(--muted); font-weight: 600; letter-spacing: .1px;
}
.nav__link:hover, .nav__link:focus-visible{
  color: var(--primary); background: #f1f5f9;
}

/* Dropdown Services (con <details>) */
.nav__services { position: relative; }
.menu-services { position: relative; }
.menu-services summary {
  list-style: none; /* quitar triángulo */
}
.menu-services summary::-webkit-details-marker { display: none; }
.nav__link--summary { cursor: pointer; }

/* Panel */
.menu-services__panel{
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 260px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: .5rem;
  display: none;
  z-index: 70;
}
.menu-services[open] .menu-services__panel{ display: block; }

/* Lista interna del panel */
.menu-services__list{
  list-style: none; margin: 0; padding: .25rem 0;
  display: grid; gap: .25rem;
}
.menu-services__list a{
  display: block; padding: .5rem .6rem; border-radius: 10px;
  color: var(--text);
}
.menu-services__list a:hover, .menu-services__list a:focus-visible{
  background: #f1f5f9; color: var(--primary);
}

/* ========== Hero ========== */
.hero{
  position: relative;
  min-height: 56svh;
  display: grid; place-items: end center;
  color: #fff; isolation: isolate;
  background: var(--primary-700);
}
.hero__bg{
  position: absolute; inset: 0; z-index: -2;
  background: url("assets/banner.webp") center / cover no-repeat;
}
.hero__overlay{ position: absolute; inset:0; z-index:-1; }

.hero__bubble{
  position: absolute;
  top: clamp(1.5rem, 8vw, 5rem);
  right: clamp(.75rem, 4vw, 3rem);
  max-width: 30rem;
  background: rgba(255,255,255,.92);
  color: #0f172a;
  padding: .9rem 1rem;
  border-radius: 16px;
  font-weight: 700;
  font-size: clamp(1rem, .6vw + 1rem, 1.1rem);
  box-shadow: 0 12px 30px rgba(0,0,0,.18);
}
.hero__bubble::after{
  content: "";
  position: absolute; bottom: -12px; right: 26px;
  width: 28px; height: 24px;
  background: radial-gradient(circle at 0 100%, transparent 12px, rgba(255,255,255,.92) 0) bottom left,
              radial-gradient(circle at 100% 0, transparent 12px, rgba(255,255,255,.92) 0) top right;
  background-size: 50% 100%;
  background-repeat: no-repeat;
  transform: rotate(45deg);
}

.wave{
  position: absolute; bottom: -1px; left: 0; width: 100%; height: auto; display: block;
}

.scroll-down{
  position: absolute; left: 50%; transform: translate(-50%, 50%);
  bottom: 0; width: 52px; height: 52px; border-radius: 999px;
  border: 0; background: #fff; color: var(--primary);
  box-shadow: var(--shadow); display: grid; place-items: center;
}
.scroll-down svg{ fill: currentColor; }
@media (prefers-reduced-motion: no-preference){
  .scroll-down{ animation: float 2.2s ease-in-out infinite; }
  @keyframes float{
    0%,100%{ transform: translate(-50%, 50%); }
    50%{ transform: translate(-50%, 60%); }
  }
}

/* ========== Intro (texto + imagen) ========== */
.intro{
  display: grid;
  grid-template-columns: 1.35fr .9fr;
  gap: clamp(1rem, 3vw, 2rem);
  align-items: start;
}
.intro__media{
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.intro__media img{ width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 900px){
  .intro{ grid-template-columns: 1fr; }
}

/* ========== Services grid ========== */
.section__title{
  text-align: center;
  font-size: clamp(1.4rem, 1.6vw + 1rem, 2rem);
  font-weight: 800;
  color: var(--text);
  margin-bottom: .5rem;
}

.services{
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 1rem;
}
@media (max-width: 900px){
  .services{ grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 560px){
  .services{ grid-template-columns: 1fr; }
}

.card{
  display: grid;
  grid-template-columns: 40px 1fr;
  align-items: center;
  gap: .75rem;
  padding: .9rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 0 0 rgba(0,0,0,0);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover, .card:focus-visible{
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: #dbe2ea;
}
.card__icon{
  width: 40px; height: 40px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--surface); color: var(--primary); font-weight: 800; font-size: 1.25rem;
}
.card__title{ font-weight: 700; color: var(--text); }

/* ========== Footer ========== */
.footer{
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  margin-top: 2rem;
}
.footer__grid{
  display: grid; gap: 1rem;
  grid-template-columns: 1fr auto auto;
  align-items: center;
}
@media (max-width: 800px){
  .footer__grid{ grid-template-columns: 1fr; }
}
.legal{
  list-style: none; display: flex; gap: 1rem; padding: 0; margin: 0;
}
.legal a{ color: var(--muted); }
.legal a:hover, .legal a:focus-visible{ color: var(--primary); }

.social{ list-style: none; padding: 0; margin: 0; display: flex; gap: .6rem; }
.social__link{
  width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center;
  background: #fff; border: 1px solid var(--border);
}
.social__link:hover, .social__link:focus-visible{
  border-color: #dbe2ea; box-shadow: var(--shadow);
}

/* Utilities */
.visually-hidden{
  position: absolute !important;
  height: 1px; width: 1px; overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

/* ===============================
   MENU RESPONSIVE / HAMBURGUESA
   =============================== */

.menu-toggle {
  display: none;
}

.menu-btn {
  display: none;
  width: 32px;
  height: 24px;
  position: relative;
  cursor: pointer;
  z-index: 101;
}

.menu-btn span,
.menu-btn::before,
.menu-btn::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
  transition: all 0.3s ease;
}

.menu-btn span {
  top: 10px;
}

.menu-btn::before {
  top: 0;
}

.menu-btn::after {
  bottom: 0;
}

/* Animación al abrir */
.menu-toggle:checked + .menu-btn span {
  transform: scale(0);
}
.menu-toggle:checked + .menu-btn::before {
  transform: rotate(45deg);
  top: 10px;
}
.menu-toggle:checked + .menu-btn::after {
  transform: rotate(-45deg);
  bottom: 10px;
}

/* Vista móvil */
@media (max-width: 800px) {
  .menu-btn {
    display: block;
    margin-left: auto;
  }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-h));
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(6px);
    border-top: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
    z-index: 100;
  }

  /* Cuando se activa el menú */
  .menu-toggle:checked ~ .nav {
    transform: translateY(0);
    opacity: 1;
  }

  .nav__list {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    gap: 2rem;
    padding: 0;
  }

  .nav__link {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-700);
  }

  .nav__link:hover {
    color: var(--accent);
  }
}

/* Escritorio */
@media (min-width: 801px) {
  .menu-btn {
    display: none;
  }

  .nav {
    position: static;
    transform: none;
    opacity: 1;
    background: transparent;
    height: auto;
  }

  .nav__list {
    flex-direction: row;
    gap: clamp(0.75rem, 1.2vw, 1.5rem);
  }
}