/* =====================================================
   Variables y estilos base
   ===================================================== */

:root {
  --color-ink: #092f2d;
  --color-paper: #f4f0e4;
  --color-white: #ffffff;
  --color-turquoise: #2ed6c3;
  --color-lime: #caff2d;
  --color-line: rgba(9, 47, 45, 0.18);
  --font-sans: "Segoe UI", Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
  --page-width: 1180px;
  --shadow: 0 18px 45px rgba(9, 47, 45, 0.12);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--color-ink);
  background: var(--color-paper);
  font-family: var(--font-sans);
  line-height: 1.6;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  color: inherit;
  font: inherit;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2 {
  margin-bottom: 0;
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 720px;
  font-size: clamp(4rem, 7.6vw, 7.7rem);
}

h2 {
  font-size: clamp(3rem, 5.5vw, 5.6rem);
}

h3 {
  margin-bottom: 0.6rem;
  font-size: 1.4rem;
  line-height: 1.2;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.eyebrow {
  margin-bottom: 1.5rem;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: 52px;
  padding: 0.85rem 1.4rem;
  border: 1px solid var(--color-ink);
  border-radius: 999px;
  color: var(--color-white);
  background: var(--color-ink);
  font-size: 0.88rem;
  font-weight: 800;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.button:hover {
  color: var(--color-ink);
  background: var(--color-lime);
  transform: translateY(-3px);
}

.button--small {
  min-height: 42px;
  padding: 0.55rem 1.15rem;
}

.button--light {
  color: var(--color-ink);
  background: var(--color-white);
  border-color: var(--color-white);
}

/* =====================================================
   Encabezado
   ===================================================== */

.site-header,
.site-footer {
  width: min(calc(100% - 3rem), var(--page-width));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 96px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.brand__mark {
  display: grid;
  width: 34px;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 50%;
  color: var(--color-lime);
  background: var(--color-ink);
  font-family: var(--font-serif);
  font-size: 1.2rem;
}

.main-navigation {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-size: 0.85rem;
  font-weight: 750;
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--color-line);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.menu-button span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 4px 0;
  background: var(--color-ink);
  transition: transform 180ms ease, opacity 180ms ease;
}

/* =====================================================
   Portada
   ===================================================== */

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  min-height: calc(100vh - 96px);
  width: min(calc(100% - 3rem), var(--page-width));
  margin-inline: auto;
  padding: 4rem 0 7rem;
}

.hero-visual {
  position: relative;
  min-height: 600px;
}

.hero-visual__blob,
.hero-visual__accent,
.orbit,
.hero-visual__core,
.specialty {
  position: absolute;
}

.hero-visual__blob {
  inset: 9% 5% 7% 3%;
  border-radius: 48% 52% 54% 46% / 50% 45% 55% 50%;
  background: var(--color-turquoise);
  animation: blob-pulse 4s ease-in-out infinite;
}

.hero-visual__accent {
  right: 2%;
  bottom: 1%;
  width: 75%;
  height: 66%;
  border-radius: 50%;
  background: var(--color-lime);
  transform: rotate(-14deg);
}

.orbit {
  z-index: 1;
  border: 1px solid rgba(9, 47, 45, 0.38);
  border-radius: 50%;
}

.orbit--one {
  inset: 0 2% 0 1%;
  animation: orbit-one 7s linear infinite;
}

.orbit--two {
  inset: 0 -3% 0 5%;
  animation: orbit-two 5s linear infinite reverse;
}

.hero-visual__core {
  z-index: 2;
  top: 36%;
  left: 30%;
  display: grid;
  width: 240px;
  aspect-ratio: 1;
  place-content: center;
  border-radius: 50%;
  color: var(--color-white);
  background: var(--color-ink);
  text-align: center;
  animation: core-float 3.2s ease-in-out infinite;
}

.hero-visual__core span {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  letter-spacing: 0.42em;
}

.hero-visual__core strong {
  color: var(--color-lime);
  font-family: var(--font-serif);
  font-size: 4rem;
  font-weight: 400;
  line-height: 1;
}

.specialty {
  z-index: 3;
  padding: 0.95rem 1.4rem;
  border: 1px solid var(--color-line);
  border-radius: 7px;
  background: var(--color-white);
  box-shadow: var(--shadow);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  animation: specialty-float 2.8s ease-in-out infinite;
}

.specialty--tempo-control {
  top: 14%;
  right: -1%;
}

.specialty--attendance {
  bottom: 10%;
  left: -8%;
  animation-delay: -0.8s;
}

.specialty--payroll {
  right: 3%;
  bottom: 0;
  animation-delay: -1.5s;
}

.specialty--support {
  top: 5%;
  left: 4%;
  animation-delay: -2.1s;
}

/* =====================================================
   Manifiesto y secciones generales
   ===================================================== */

.manifesto {
  padding: 7rem max(1.5rem, calc((100% - var(--page-width)) / 2));
  color: var(--color-white);
  background: var(--color-ink);
}

.manifesto p {
  max-width: 1000px;
  margin-bottom: 0;
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 5.3rem);
  line-height: 1.03;
  letter-spacing: -0.04em;
}

.manifesto strong {
  color: var(--color-lime);
  font-weight: 400;
}

.section {
  width: min(calc(100% - 3rem), var(--page-width));
  margin-inline: auto;
  padding: 8rem 0;
}

.section-heading {
  display: grid;
  grid-template-columns: 0.38fr 1fr;
  margin-bottom: 4rem;
}

.section-heading h2 {
  max-width: 840px;
}

/* =====================================================
   Servicios
   ===================================================== */

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
}

.service-card {
  min-height: 330px;
  padding: 2.2rem;
  background: var(--color-paper);
  transition: transform 200ms ease, background-color 200ms ease;
}

.service-card:hover {
  position: relative;
  z-index: 1;
  background: var(--color-white);
  transform: translateY(-6px);
}

.service-card--accent {
  background: var(--color-turquoise);
}

.service-card--dark {
  color: var(--color-white);
  background: var(--color-ink);
}

.service-card__number {
  display: block;
  margin-bottom: 7rem;
  font-family: var(--font-serif);
}

.service-card p {
  max-width: 440px;
  margin-bottom: 0;
}

/* =====================================================
   Proceso
   ===================================================== */

.process {
  border-top: 1px solid var(--color-line);
}

.process-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--color-line);
}

.process-list li {
  display: grid;
  grid-template-columns: 0.38fr 1fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--color-line);
}

.process-list li > span {
  font-family: var(--font-serif);
  font-size: 1.15rem;
}

.process-list h3 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3vw, 3.5rem);
  font-weight: 400;
}

.process-list p {
  max-width: 570px;
  margin-bottom: 0;
}

/* =====================================================
   Contacto y pie de página
   ===================================================== */

.contact {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 3rem;
  padding: 7rem max(1.5rem, calc((100% - var(--page-width)) / 2));
  color: var(--color-white);
  background: var(--color-turquoise);
}

.contact h2 {
  max-width: 750px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 150px;
  font-size: 0.82rem;
}

.site-footer p {
  margin-bottom: 0;
}

/* =====================================================
   Entrada al hacer scroll
   ===================================================== */

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 650ms ease, transform 650ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =====================================================
   Animaciones del gráfico
   ===================================================== */

@keyframes blob-pulse {
  0%,
  100% {
    transform: scale(0.96) rotate(-2deg);
  }
  50% {
    transform: scale(1.04) rotate(3deg);
  }
}

@keyframes core-float {
  0%,
  100% {
    transform: translateY(-10px) rotate(-2deg);
  }
  50% {
    transform: translateY(14px) rotate(3deg);
  }
}

@keyframes orbit-one {
  from {
    transform: rotate(0deg) scaleX(1.03);
  }
  to {
    transform: rotate(360deg) scaleX(1.03);
  }
}

@keyframes orbit-two {
  from {
    transform: rotate(62deg) scaleY(0.92);
  }
  to {
    transform: rotate(422deg) scaleY(0.92);
  }
}

@keyframes specialty-float {
  0%,
  100% {
    transform: translateY(-8px);
  }
  50% {
    transform: translateY(10px);
  }
}

/* =====================================================
   Diseño adaptable
   ===================================================== */

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 3rem;
  }

  .hero-visual {
    min-height: 540px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .contact {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 680px) {
  h1 {
    font-size: clamp(3.5rem, 17vw, 5.3rem);
  }

  .site-header,
  .site-footer,
  .hero,
  .section {
    width: min(calc(100% - 2rem), var(--page-width));
  }

  .site-header {
    position: relative;
    min-height: 78px;
  }

  .menu-button {
    display: block;
    position: relative;
    z-index: 11;
  }

  .menu-open .menu-button span:nth-child(2) {
    transform: translateY(6px) rotate(45deg);
  }

  .menu-open .menu-button span:nth-child(3) {
    opacity: 0;
  }

  .menu-open .menu-button span:nth-child(4) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .main-navigation {
    position: fixed;
    z-index: 10;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    background: var(--color-paper);
    font-size: 1.35rem;
  }

  .menu-open .main-navigation {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding: 4rem 0;
  }

  .hero-visual {
    min-height: 450px;
    margin-top: 3rem;
  }

  .hero-visual__core {
    top: 33%;
    left: calc(50% - 90px);
    width: 180px;
  }

  .hero-visual__core strong {
    font-size: 3rem;
  }

  .specialty {
    padding: 0.7rem 0.8rem;
    font-size: 0.61rem;
  }

  .specialty--attendance {
    left: 0;
  }

  .specialty--support {
    top: 2%;
    left: 0;
  }

  .manifesto,
  .section,
  .contact {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 290px;
  }

  .service-card__number {
    margin-bottom: 5rem;
  }

  .process-list li {
    grid-template-columns: 55px 1fr;
    gap: 0.8rem;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding-block: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}