/* Growtha Digital — sistema editorial
   Paleta: máximo dos colores principales por composición.
   Tipografía: Fraunces (alternativa a Alviona) + Rethink Sans. */

:root {
  --cream: #eee7d4;
  --olive: #9e9a6f;
  --brown: #603813;
  --ink: #363119;
  --terra: #c46a4a;
  --cream-deep: #e4dcc4;
  --display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  --sans: "Rethink Sans", "Segoe UI", system-ui, sans-serif;
  --space: clamp(1.25rem, 4vw, 3rem);
  --wide: min(1180px, calc(100% - 2 * var(--space)));
  --header: 4.5rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header) + 0.75rem);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.7;
  font-weight: 400;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 80;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.28em;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-optical-sizing: auto;
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.028em;
  margin: 0;
}

h1 em,
h2 em {
  font-style: italic;
  font-weight: 400;
}

p {
  margin: 0 0 1.1em;
}

p:last-child {
  margin-bottom: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  padding: 0.6rem 1rem;
  background: var(--ink);
  color: var(--cream);
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

/* Marca */
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  min-width: 0;
}

.svg-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.brand-mark {
  width: 2.35rem;
  height: 2.35rem;
  flex: none;
  color: var(--ink);
  display: block;
}

.brand-lockup {
  display: grid;
  line-height: 1;
}

.brand-name {
  font-family: var(--display);
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.brand-tag {
  font-size: 0.62rem;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--brown);
  margin-top: 0.22rem;
}

.header-inner .brand-tag,
.brand-footer .brand-tag {
  justify-self: end;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--cream) 86%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.35s var(--ease), background 0.35s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: color-mix(in srgb, var(--ink) 10%, transparent);
}

.header-inner {
  width: var(--wide);
  margin-inline: auto;
  min-height: var(--header);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav {
  margin-left: auto;
  display: none;
}

.nav-list {
  display: flex;
  gap: 1.35rem;
}

.nav a,
.btn-header {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
}

.nav a {
  position: relative;
  padding: 0.2rem 0;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.15rem;
  width: 100%;
  height: 1px;
  background: var(--terra);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}

.nav a:hover::after,
.nav a:focus-visible::after {
  transform: scaleX(1);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.35rem;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.35s var(--ease), color 0.35s var(--ease), border-color 0.35s var(--ease),
    transform 0.35s var(--ease);
}

.btn:hover,
.btn:focus-visible {
  background: var(--ink);
  color: var(--cream);
}

.btn-fill {
  background: var(--ink);
  color: var(--cream);
}

.btn-fill:hover,
.btn-fill:focus-visible {
  background: var(--brown);
  border-color: var(--brown);
}

.btn-ghost {
  border-color: color-mix(in srgb, var(--ink) 28%, transparent);
}

.btn-header {
  display: none;
  padding: 0.7rem 1rem;
  border-color: var(--terra);
  color: var(--terra);
}

.btn-header:hover,
.btn-header:focus-visible {
  background: var(--terra);
  color: var(--cream);
  border-color: var(--terra);
}

.btn-accent {
  background: var(--cream);
  color: var(--ink);
  border-color: var(--cream);
}

.btn-accent:hover,
.btn-accent:focus-visible {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}

.menu-toggle {
  margin-left: auto;
  width: 2.6rem;
  height: 2.6rem;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-toggle-bars,
.menu-toggle-bars::before,
.menu-toggle-bars::after {
  display: block;
  width: 1.25rem;
  height: 1px;
  background: var(--ink);
  position: relative;
  margin-inline: auto;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.menu-toggle-bars::before,
.menu-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-toggle-bars::before {
  top: -6px;
}

.menu-toggle-bars::after {
  top: 6px;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bars {
  background: transparent;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bars::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bars::after {
  top: 0;
  transform: rotate(-45deg);
}

.mobile-panel {
  position: fixed;
  inset: var(--header) 0 0 0;
  z-index: 40;
  background: var(--cream);
  padding: 2rem var(--space) 3rem;
}

.mobile-panel a {
  text-decoration: none;
}

.mobile-panel ul {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 2rem;
}

.mobile-panel li a {
  font-family: var(--display);
  font-size: clamp(2rem, 8vw, 3rem);
  letter-spacing: -0.03em;
}

.mobile-panel[hidden] {
  display: none;
}

/* Hero */
.hero {
  width: var(--wide);
  margin: 0 auto;
  padding: 2.2rem 0 4.5rem;
  display: grid;
  gap: 2.5rem;
}

.kicker {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0 0 1.25rem;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brown);
}

.kicker-cream {
  color: color-mix(in srgb, var(--cream) 72%, transparent);
}

.dot {
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--terra);
}

.kicker-arrow {
  width: 2.4rem;
  height: auto;
  margin-left: 0.15rem;
  color: var(--brown);
  filter: invert(19%) sepia(32%) saturate(1100%) hue-rotate(6deg) brightness(0.7);
}

.kicker-arrow-cream {
  filter: invert(96%) sepia(12%) saturate(250%) hue-rotate(2deg) brightness(1.05);
}

h1 {
  font-size: clamp(2.6rem, 8.4vw, 6.4rem);
  max-width: 11ch;
  margin-bottom: 1.25rem;
}

.lede {
  max-width: 38ch;
  font-size: 1.08rem;
  margin-bottom: 1.8rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

@media (max-width: 759px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }
}

.hero-visual {
  position: relative;
  min-height: 26rem;
}

.hero-frame {
  margin: 0;
  width: min(100%, 28rem);
  margin-left: auto;
}

.hero-frame img,
.about-photo img,
.tile img,
.contact-photo img,
.hero-float img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
  transition: transform 1.1s var(--ease);
}

.hero-frame {
  overflow: hidden;
  aspect-ratio: 4 / 5;
}

.hero-frame:hover img,
.tile:hover img,
.about-photo:hover img {
  transform: scale(1.04);
}

.hero-frame figcaption {
  margin-top: 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brown);
}

.hero-float {
  position: absolute;
  left: 0;
  bottom: 12%;
  width: min(42%, 11.5rem);
  margin: 0;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  outline: 10px solid var(--cream);
}

.hero-g {
  position: absolute;
  right: -1.2rem;
  top: -1.2rem;
  width: 7.5rem;
  height: 7.5rem;
  color: var(--ink);
  opacity: 0.18;
}

/* Olive band — 2 colores: oliva + crema */
.olive-band {
  background: var(--olive);
  color: var(--cream);
  padding: 5.4rem var(--space) 5.8rem;
  text-align: center;
  clip-path: polygon(0 6%, 100% 0, 100% 94%, 0 100%);
}

.olive-band-text {
  font-family: var(--display);
  font-size: clamp(1.8rem, 4.6vw, 3.4rem);
  line-height: 1.18;
  letter-spacing: -0.03em;
  max-width: 18ch;
  margin: 0 auto 1rem;
}

.olive-band-note {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.8;
}

/* Sections */
.section {
  width: var(--wide);
  margin: 0 auto;
  padding: 5.5rem 0;
}

.section,
.differencial,
.cta-band {
  content-visibility: auto;
  contain-intrinsic-size: 1px 900px;
}

.section-index {
  display: flex;
  gap: 0.7rem;
  align-items: baseline;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brown);
  margin-bottom: 1.4rem;
}

.section-head h2,
.about-copy h2,
.process h2 {
  font-size: clamp(2.15rem, 5.4vw, 4.4rem);
  max-width: 14ch;
}

.section-lead {
  max-width: 48ch;
  margin-top: 1rem;
  color: color-mix(in srgb, var(--ink) 78%, var(--cream));
}

/* About */
.about-grid {
  display: grid;
  gap: 2.5rem;
}

.about-copy p {
  max-width: 52ch;
}

.about-copy blockquote {
  margin: 2rem 0 0;
  padding: 0;
  border: 0;
  font-family: var(--display);
  font-style: italic;
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  line-height: 1.35;
  letter-spacing: -0.02em;
  max-width: 22ch;
  color: var(--brown);
}

.about-visual {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 0.9rem;
  align-items: end;
}

.about-photo {
  margin: 0;
  overflow: hidden;
}

.about-photo:first-child {
  aspect-ratio: 4 / 5;
}

.about-photo-offset {
  aspect-ratio: 3 / 4;
  margin-bottom: 12%;
}

/* Services — filas editoriales, no cards */
.services .section-head {
  margin-bottom: 2.2rem;
}

.service-list {
  display: grid;
  border-top: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
}

.service-list li {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: 0.8rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
  transition: padding-left 0.4s var(--ease);
}

.service-list li:hover {
  padding-left: 0.45rem;
}

.service-num {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--terra);
  padding-top: 0.35rem;
}

.service-list h3 {
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  margin-bottom: 0.25rem;
}

.service-list p {
  max-width: 48ch;
  color: color-mix(in srgb, var(--ink) 78%, var(--cream));
}

/* Portfolio magazine grid */
.magazine {
  display: grid;
  gap: 0.7rem;
  margin-top: 2.4rem;
}

.tile {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--cream-deep);
  cursor: default;
}

.tile img {
  aspect-ratio: 4 / 5;
  min-height: 16rem;
}

.tile-meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1.1rem 1rem 0.95rem;
  background: linear-gradient(to top, color-mix(in srgb, var(--ink) 62%, transparent), transparent);
  color: var(--cream);
  transform: translateY(0.4rem);
  opacity: 0.92;
  transition: transform 0.4s var(--ease), opacity 0.4s;
}

.tile:hover .tile-meta,
.tile:focus-within .tile-meta {
  transform: translateY(0);
  opacity: 1;
}

.tile-meta span {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.tile-meta h3 {
  font-size: 1.55rem;
  color: var(--cream);
}

/* Process */
.steps {
  display: grid;
  gap: 0;
  margin-top: 2rem;
  border-top: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
}

.steps li {
  display: grid;
  gap: 0.35rem;
  padding: 1.6rem 0 1.8rem;
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
}

.step-num {
  font-family: var(--display);
  font-size: clamp(3.4rem, 9vw, 6.5rem);
  line-height: 0.85;
  color: var(--olive);
  letter-spacing: -0.04em;
}

.steps h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.steps p {
  max-width: 42ch;
}

/* Diferencial — tinta + crema */
.differencial {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--cream);
  padding: 6rem var(--space);
}

.differencial-inner {
  width: var(--wide);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.differencial h2 {
  font-size: clamp(2.3rem, 6vw, 4.8rem);
  max-width: 14ch;
  margin-bottom: 1.4rem;
}

.differencial p:not(.kicker) {
  max-width: 42ch;
  color: color-mix(in srgb, var(--cream) 82%, transparent);
}

.differencial-g {
  position: absolute;
  right: 6%;
  bottom: -8%;
  width: min(42vw, 22rem);
  height: min(42vw, 22rem);
  color: var(--cream);
  opacity: 0.08;
}

/* CTA — oliva + crema, acento terracota en el botón al hover oscuro */
.cta-band {
  background: var(--olive);
  color: var(--cream);
  padding: 5.5rem var(--space);
  display: grid;
  justify-items: center;
  text-align: center;
  gap: 1.6rem;
}

.cta-band h2 {
  font-size: clamp(2.2rem, 5.5vw, 4.2rem);
  max-width: 16ch;
}

/* Contact */
.contact-grid {
  display: grid;
  gap: 2.4rem;
  margin-top: 2rem;
}

.contact-form {
  display: grid;
  gap: 1.05rem;
}

.field-row {
  display: grid;
  gap: 1.05rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brown);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 22%, transparent);
  background: transparent;
  border-radius: 0;
  padding: 0.55rem 0 0.7rem;
  outline: none;
  transition: border-color 0.3s;
}

.field select option {
  background: var(--cream);
  color: var(--ink);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-bottom-color: var(--terra);
}

.field.is-invalid input,
.field.is-invalid select,
.field.is-invalid textarea {
  border-bottom-color: var(--terra);
}

.form-status {
  min-height: 1.4em;
  font-size: 0.95rem;
}

.contact-photo {
  margin: 0 0 1.1rem;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.contact-card {
  padding-top: 0.4rem;
}

.contact-mail {
  display: inline-block;
  margin: 1rem 0 1.4rem;
  font-family: var(--display);
  font-size: 1.35rem;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.contact-mail:hover {
  color: var(--brown);
}

.social {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.3rem;
}

.social a {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
}

.social a:hover {
  color: var(--terra);
}

/* Footer — tinta + crema */
.site-footer {
  background: var(--ink);
  color: var(--cream);
  padding: 3.4rem var(--space) 2rem;
}

.footer-top {
  width: var(--wide);
  margin: 0 auto;
  display: grid;
  gap: 2rem;
}

.footer-lockup {
  display: block;
  width: min(100%, 16.5rem);
  height: auto;
  mix-blend-mode: lighten;
}

.footer-top nav ul,
.social-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.3rem;
}

.footer-top a {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
}

.footer-top a:hover {
  color: var(--olive);
}

.footer-bottom {
  width: var(--wide);
  margin: 2.4rem auto 0;
  padding-top: 1.3rem;
  border-top: 1px solid color-mix(in srgb, var(--cream) 14%, transparent);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
  justify-content: space-between;
  font-size: 0.82rem;
  color: color-mix(in srgb, var(--cream) 62%, transparent);
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: rise 0.9s var(--ease) forwards;
  animation-delay: var(--d, 0ms);
}

@keyframes rise {
  to {
    opacity: 1;
    transform: none;
  }
}

.js .reveal {
  animation: none;
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition-delay: var(--d, 0ms);
}

.js .reveal.is-in {
  opacity: 1;
  transform: none;
}

/* Focus */
:focus-visible {
  outline: 2px solid var(--terra);
  outline-offset: 3px;
}

/* Responsive */
@media (min-width: 760px) {
  .menu-toggle {
    display: none;
  }

  .nav,
  .btn-header {
    display: flex;
  }

  .hero {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: end;
    gap: 3rem;
    padding-top: 3.4rem;
    padding-bottom: 6rem;
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
    gap: 3.5rem;
  }

  .field-row {
    grid-template-columns: 1fr 1fr;
  }

  .magazine {
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(12rem, auto);
  }

  .tile-a {
    grid-column: 1 / 6;
    grid-row: 1 / 3;
  }
  .tile-b {
    grid-column: 6 / 10;
    grid-row: 1 / 2;
  }
  .tile-c {
    grid-column: 10 / 13;
    grid-row: 1 / 2;
  }
  .tile-d {
    grid-column: 6 / 13;
    grid-row: 2 / 3;
  }
  .tile-e {
    grid-column: 1 / 8;
    grid-row: 3 / 4;
  }
  .tile-f {
    grid-column: 8 / 13;
    grid-row: 3 / 5;
  }
  .tile-g {
    grid-column: 1 / 5;
    grid-row: 4 / 5;
  }
  .tile-h {
    grid-column: 5 / 8;
    grid-row: 4 / 5;
  }

  .tile-b img,
  .tile-c img,
  .tile-d img,
  .tile-e img,
  .tile-h img {
    aspect-ratio: auto;
    height: 100%;
    min-height: 14rem;
  }

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

  .steps li:last-child {
    grid-column: 1 / -1;
  }

  .footer-top {
    grid-template-columns: 1.1fr 1fr 1fr;
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .steps {
    grid-template-columns: repeat(5, 1fr);
    gap: 1.2rem;
    border: 0;
  }

  .steps li {
    border: 0;
    padding: 0;
  }

  .steps li:last-child {
    grid-column: auto;
  }

  .service-list {
    grid-template-columns: 1fr 1fr;
    column-gap: 3rem;
  }
}

@media (max-width: 759px) {
  body.menu-open {
    overflow: hidden;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal,
  .js .reveal,
  .js .reveal.is-in {
    opacity: 1;
    transform: none;
  }

  .hero-frame img,
  .tile img,
  .about-photo img {
    transition: none;
  }
}