/* ============ RESET & BASE ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary: #16a34a;
  --color-primary-dark: #15803d;
  --color-accent: #0ea5e9;
  --color-dark: #0f172a;
  --color-text: #1e293b;
  --color-muted: #64748b;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-border: #e2e8f0;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(15, 23, 42, .08);
  --container: 1160px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Poppins', system-ui, -apple-system, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

/* ============ HEADER ============ */
.header {
  position: fixed; top: 0; left: 0; right: 0;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid transparent;
  transition: all .3s ease;
}
.header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 4px 20px rgba(15,23,42,.05);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  height: 72px;
}

.logo img { height: 70px; width: auto; }

.nav__list { display: flex; gap: 32px; list-style: none; }
.nav__link {
  font-weight: 500; font-size: 15px;
  position: relative; transition: color .2s;
}
.nav__link::after {
  content: ''; position: absolute; bottom: -6px; left: 0;
  width: 0; height: 2px; background: var(--color-primary);
  transition: width .3s ease;
}
.nav__link:hover { color: var(--color-primary); }
.nav__link:hover::after { width: 100%; }

/* Menú móvil */
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  flex-direction: column; gap: 5px; padding: 8px;
}
.nav-toggle span {
  width: 26px; height: 2px; background: var(--color-dark);
  transition: .3s;
}

/* ============ HERO ============ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  background: url('../img/Logo_Workcleann.png') center/cover no-repeat;
  color: #fff;
  padding: 120px 0 80px;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,.85), rgba(22,163,74,.55));
}
.hero__content { position: relative; max-width: 720px; }
.hero__title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800; line-height: 1.1; margin-bottom: 20px;
}
.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  opacity: .95; margin-bottom: 36px;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ============ BOTONES ============ */
.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 600; font-size: 15px;
  transition: transform .2s, box-shadow .2s, background .2s;
  cursor: pointer; border: 2px solid transparent;
}
.btn--primary { background: var(--color-primary); color: #fff; }
.btn--primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(22,163,74,.4);
}
.btn--ghost {
  background: transparent; color: #fff;
  border-color: rgba(255,255,255,.6);
}
.btn--ghost:hover { background: #fff; color: var(--color-dark); }

/* ============ SECCIONES ============ */
.section { padding: 96px 0; }
.section--alt { background: var(--color-bg-alt); }

.section__header { text-align: center; max-width: 680px; margin: 0 auto 60px; }
.section__tag {
  display: inline-block;
  background: rgba(22,163,74,.1);
  color: var(--color-primary);
  padding: 6px 16px; border-radius: 999px;
  font-size: 13px; font-weight: 600;
  margin-bottom: 16px;
}
.section__title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700; line-height: 1.2; margin-bottom: 12px;
}
.section__subtitle { color: var(--color-muted); }

/* ============ GRIDS ============ */
.grid { display: grid; gap: 28px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); align-items: center; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ============ CARDS ============ */
.card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  transition: transform .3s, box-shadow .3s;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(15,23,42,.12);
}
.card__icon { font-size: 2.4rem; margin-bottom: 16px; }
.card__title { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.card__text { color: var(--color-muted); font-size: .95rem; }

/* Botón dentro de las cards */
.card__btn {
  margin-top: auto;
  align-self: flex-start;
  display: inline-block;
  padding: 10px 24px;
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: 999px;
  font-family: inherit;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .25s ease;
}
.card__btn:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(22,163,74,.3);
}

/* ============ PILARES ============ */
.pillars { display: grid; gap: 24px; }
.pillar {
  background: #fff; padding: 22px;
  border-radius: var(--radius);
  border-left: 4px solid var(--color-primary);
  box-shadow: var(--shadow);
}
.pillar__icon { font-size: 1.6rem; margin-bottom: 8px; }
.pillar h4 { margin-bottom: 6px; font-size: 1rem; }
.pillar p { color: var(--color-muted); font-size: .92rem; line-height: 1.55; }

/* ============ BENEFICIOS ============ */
.benefit {
  background: #fff; padding: 24px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}
.benefit span { font-size: 1.6rem; display: block; margin-bottom: 8px; }
.benefit p { font-weight: 600; font-size: .95rem; }

/* ============ CONTACTO ============ */
.contact-card {
  background: #fff;
  padding: 32px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  border: 2px solid transparent;
  transition: border-color .3s, transform .3s;
}
.contact-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
}
.contact-card__icon { font-size: 2rem; margin-bottom: 12px; }
.contact-card h4 { margin-bottom: 6px; }
.contact-card p { color: var(--color-muted); font-size: .9rem; }

/* ============ FOOTER ============ */
.footer {
  background: var(--color-dark); color: #cbd5e1;
  padding: 30px 0;
}
.footer__inner {
  text-align: center;
  font-size: .9rem;
}
.footer__copy {
  color: #cbd5e1;
  margin-bottom: 6px;
}
.footer__credit {
  font-size: .82rem;
  color: #94a3b8;
  opacity: .85;
}
.footer__credit strong {
  color: var(--color-primary);
  font-weight: 600;
}

/* ============ WHATSAPP FLOTANTE ============ */
.whatsapp-float {
  position: fixed; bottom: 24px; right: 24px;
  width: 58px; height: 58px;
  background: #25d366; color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(37,211,102,.5);
  z-index: 999;
  transition: transform .2s;
}
.whatsapp-float:hover { transform: scale(1.08); }

/* ============ ANIMACIÓN REVEAL ============ */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .7s, transform .7s; }
.reveal.active { opacity: 1; transform: translateY(0); }

/* ============ SECCIÓN MIP ============ */
.section--mip {
  background: linear-gradient(180deg, #ffffff 0%, #f0fdf4 100%);
  position: relative;
  overflow: hidden;
}

.section--mip::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(22,163,74,.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.mip-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
  margin-bottom: 70px;
}

.mip-step {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 22px 26px;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  text-align: center;
  position: relative;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.mip-step:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(15,23,42,.12);
  border-color: var(--color-primary);
}

.mip-step__num {
  position: absolute;
  top: 14px;
  right: 16px;
  font-size: 1.6rem;
  font-weight: 800;
  color: rgba(22,163,74,.12);
  line-height: 1;
}

.mip-step__icon {
  font-size: 2.4rem;
  margin-bottom: 14px;
  display: inline-block;
}

.mip-step__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-dark);
}

.mip-step__text {
  font-size: .85rem;
  color: var(--color-muted);
  line-height: 1.55;
}

/* ===== BENEFICIOS MIP ===== */
.mip-benefits {
  background: #fff;
  border-radius: var(--radius);
  padding: 44px 36px;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
}

.mip-benefits__title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--color-dark);
}

.mip-benefits__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.mip-benefit {
  padding: 18px 12px;
  border-radius: 12px;
  background: var(--color-bg-alt);
  transition: background .25s, transform .25s;
}
.mip-benefit:hover {
  background: rgba(22,163,74,.08);
  transform: translateY(-3px);
}
.mip-benefit span {
  font-size: 1.6rem;
  display: block;
  margin-bottom: 8px;
}
.mip-benefit p {
  font-size: .88rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
}

.mip-cta {
  margin-top: 8px;
}

/* ============ MODALES ============ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s ease;
}
.modal.open { opacity: 1; visibility: visible; }

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, .78);
  backdrop-filter: blur(4px);
  cursor: pointer;
}

.modal__box {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  max-width: 620px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 40px 36px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, .35);
  transform: translateY(20px) scale(.97);
  transition: transform .3s ease;
}
.modal.open .modal__box {
  transform: translateY(0) scale(1);
}

.modal__close {
  position: absolute;
  top: 14px;
  right: 18px;
  background: none;
  border: none;
  font-size: 2rem;
  line-height: 1;
  color: var(--color-muted);
  cursor: pointer;
  transition: color .2s;
}
.modal__close:hover { color: var(--color-dark); }

.modal__icon {
  font-size: 3rem;
  margin-bottom: 10px;
}

.modal__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-dark);
}

.modal__box p {
  color: var(--color-muted);
  font-size: .95rem;
  margin-bottom: 14px;
}

.modal__box h4 {
  font-size: 1rem;
  font-weight: 700;
  margin: 20px 0 10px;
  color: var(--color-dark);
}

.modal__box ul {
  list-style: none;
  padding: 0;
  margin-bottom: 24px;
}
.modal__box ul li {
  padding: 6px 0;
  color: var(--color-text);
  font-size: .92rem;
}

.modal__box .btn {
  margin-top: 8px;
}

/* Bloquear scroll del body cuando hay modal abierto */
body.modal-open {
  overflow: hidden;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .mip-steps { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--2 { grid-template-columns: 1fr; }
  .mip-benefits__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .mip-steps { grid-template-columns: repeat(2, 1fr); }
  .mip-benefits { padding: 32px 22px; }
  .mip-benefits__title { font-size: 1.2rem; }
}

@media (max-width: 640px) {
  .nav {
    position: fixed; inset: 72px 0 auto 0;
    background: #fff; padding: 20px;
    transform: translateY(-120%);
    transition: transform .3s;
    box-shadow: 0 10px 20px rgba(0,0,0,.08);
  }
  .nav.open { transform: translateY(0); }
  .nav__list { flex-direction: column; gap: 16px; }
  .nav-toggle { display: flex; }

  .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero { min-height: auto; padding: 120px 0 80px; }

  .modal__box { padding: 32px 22px; }
  .modal__title { font-size: 1.25rem; }
  .modal__icon { font-size: 2.4rem; }

  .mip-steps { grid-template-columns: 1fr; }
  .mip-benefits__grid { grid-template-columns: 1fr; }
}