/* ============================================================
   TOKENS
   ============================================================ */
:root {
  --ink: #10182A;
  --ink-soft: #3C4658;
  --paper: #F2F3EF;
  --paper-raised: #FFFFFF;
  --line: #D7D9D2;
  --line-strong: #B9BCB2;
  --accent: #1F6F5C;
  --accent-strong: #164F42;
  --accent-warm: #B8752F;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --display: 'Space Grotesk', var(--sans);
  --max-w: 1140px;
  --radius-s: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.01em;
}

p { margin: 0; }

a { color: inherit; }

img, svg { display: block; max-width: 100%; }

::selection { background: var(--accent); color: var(--paper); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(242, 243, 239, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--ink);
}

.brand-mark {
  width: 10px;
  height: 10px;
  background: var(--accent);
  display: inline-block;
}

.main-nav {
  display: flex;
  gap: 32px;
}

.main-nav a {
  text-decoration: none;
  font-size: 1.02rem;
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
  padding-bottom: 3px;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.main-nav a:hover {
  color: var(--ink);
  border-color: var(--accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: 1px solid var(--line-strong);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 1.5px;
  background: var(--ink);
  margin: 0 6px;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: 88px 0 72px;
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.kicker {
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--accent-strong);
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2.4rem, 4.2vw, 3.4rem);
  max-width: 16ch;
}

.hero-sub {
  margin-top: 22px;
  max-width: 46ch;
  color: var(--ink-soft);
  font-size: 1.2rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 26px;
  font-size: 1.05rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-s);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover { background: var(--accent-strong); }

.btn-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--ink); }

.btn-block { width: 100%; margin-top: 8px; }

.stack-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  list-style: none;
  padding: 22px 0 0;
  margin: 30px 0 0;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.hero-diagram { width: 100%; }

#hero-svg {
  width: 100%;
  height: auto;
}

.hd-edge {
  fill: none;
  stroke: var(--line-strong);
  stroke-width: 1.4;
  stroke-dasharray: 400;
  stroke-dashoffset: 400;
  transition: stroke-dashoffset 1.1s ease;
}

.hero-diagram.is-ready .hd-edge {
  stroke-dashoffset: 0;
}

.hd-node circle {
  fill: var(--paper-raised);
  stroke: var(--ink);
  stroke-width: 1.4;
  opacity: 0;
  transform: scale(0.6);
  transform-box: fill-box;
  transform-origin: center;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.hero-diagram.is-ready .hd-node circle {
  opacity: 1;
  transform: scale(1);
}

.hd-node.is-hub circle { fill: var(--accent); stroke: var(--accent-strong); }

.hd-node text {
  font-family: var(--mono);
  font-size: 10.5px;
  fill: var(--ink-soft);
  opacity: 0;
  transition: opacity 0.4s ease 0.15s;
}

.hero-diagram.is-ready .hd-node text { opacity: 1; }

/* ============================================================
   HIGHLIGHTS
   ============================================================ */
.highlights {
  border-bottom: 1px solid var(--line);
  background: var(--paper-raised);
}

.highlights-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 26px 28px;
  border-left: 1px solid var(--line);
}

.highlight-item:first-child { border-left: none; }

.highlight-icon {
  flex: none;
  width: 28px;
  height: 28px;
  color: var(--accent);
}

.highlight-icon svg {
  width: 100%;
  height: 100%;
}

.highlight-item span {
  font-size: 1rem;
  color: var(--ink-soft);
  line-height: 1.3;
}

/* ============================================================
   SECTION SHARED
   ============================================================ */
.section {
  padding: 84px 0;
  border-bottom: 1px solid var(--line);
}

.section-head {
  max-width: 52ch;
  margin-bottom: 48px;
}

.section-head--left { margin-bottom: 28px; }

.section-head h2 {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
}

.section-head p {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 1.15rem;
}

/* ============================================================
   SERVICIOS
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.service-card {
  padding: 34px 36px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.service-card h3 {
  font-size: 1.3rem;
  font-weight: 600;
}

.service-card p {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 1.05rem;
  max-width: 42ch;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.tag {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent-strong);
  border: 1px solid var(--line-strong);
  padding: 4px 9px;
  border-radius: var(--radius-s);
  background: var(--paper-raised);
}

/* ============================================================
   PORTAFOLIO
   ============================================================ */
.portfolio-list {
  border-top: 1px solid var(--line);
}

.portfolio-row {
  display: grid;
  grid-template-columns: 168px 190px 1fr;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.portfolio-thumb {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper);
}

.portfolio-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.portfolio-row h3 {
  font-size: 1.35rem;
}

.portfolio-name {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.portfolio-body p {
  color: var(--ink-soft);
  max-width: 62ch;
  font-size: 1.05rem;
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--accent-strong);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-strong);
  width: fit-content;
}

.portfolio-link:hover { color: var(--accent); border-color: var(--accent); }

.portfolio-link.is-disabled {
  color: var(--ink-soft);
  border-color: var(--line-strong);
  cursor: default;
}

.btn-demo {
  margin-top: 18px;
  padding: 10px 20px;
  font-size: 0.92rem;
}

.btn-demo.is-disabled {
  color: var(--ink-soft);
  border-color: var(--line);
  cursor: default;
  pointer-events: none;
}

.btn-demo.is-disabled:hover {
  border-color: var(--line);
}

/* ============================================================
   SOBRE MÍ
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 56px;
}

.about-mark {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--ink);
  color: var(--paper);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 2.2rem;
  letter-spacing: 0.02em;
  height: fit-content;
}

.about-text p {
  color: var(--ink-soft);
  max-width: 62ch;
  margin-bottom: 16px;
  font-size: 1.12rem;
}

.fact-list {
  margin: 32px 0 0;
  border-top: 1px solid var(--line);
}

.fact-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 24px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.fact-row dt {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.fact-row dd {
  margin: 0;
  font-size: 1.05rem;
}

/* ============================================================
   CONTACTO
   ============================================================ */
.contact { border-bottom: none; }

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 0;
  background: var(--ink);
  color: var(--paper);
}

.contact-panel {
  padding: 56px 48px;
}

.contact-panel h2 {
  color: var(--paper);
  font-size: clamp(1.8rem, 2.8vw, 2.3rem);
}

.contact-panel p {
  margin-top: 14px;
  color: #B9C0CC;
  max-width: 40ch;
  font-size: 1.1rem;
}

.contact-info {
  margin: 40px 0 0;
  border-top: 1px solid rgba(255,255,255,0.15);
}

.contact-info .fact-row {
  border-bottom: 1px solid rgba(255,255,255,0.15);
}

.contact-info .fact-row dt { color: #8B94A3; }
.contact-info .fact-row dd { color: var(--paper); }
.contact-info a { color: var(--paper); text-decoration: underline; text-underline-offset: 3px; }

.contact-form {
  background: var(--paper-raised);
  padding: 56px 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.field input,
.field select,
.field textarea {
  font-family: var(--sans);
  font-size: 1.05rem;
  padding: 12px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  background: var(--paper);
  color: var(--ink);
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-note {
  font-size: 0.92rem;
  color: var(--ink-soft);
  min-height: 1.2em;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  padding: 28px 0;
  background: var(--ink);
  color: #8B94A3;
  font-size: 0.92rem;
}

.footer-inner {
  display: flex;
  gap: 10px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 880px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }

  .site-header.is-open .main-nav {
    display: flex;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    padding: 16px 32px 24px;
    gap: 16px;
  }

  .hero-grid { grid-template-columns: 1fr; }
  .hero-diagram { order: -1; }

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

  .highlights-row { grid-template-columns: 1fr 1fr; }
  .highlight-item:nth-child(2) { border-left: 1px solid var(--line); }
  .highlight-item:nth-child(odd) { border-left: none; }
  .highlight-item { border-top: 1px solid var(--line); }
  .highlight-item:nth-child(-n+2) { border-top: none; }

  .portfolio-row { grid-template-columns: 1fr; gap: 16px; }
  .portfolio-thumb { max-width: 220px; }

  .about-grid { grid-template-columns: 1fr; }
  .about-mark { width: 96px; height: 96px; font-size: 1.4rem; }

  .contact-grid { grid-template-columns: 1fr; }
  .contact-panel, .contact-form { padding: 40px 24px; }

  .fact-row { grid-template-columns: 130px 1fr; }
}

@media (max-width: 520px) {
  .wrap { padding: 0 20px; }
  .hero { padding: 56px 0 48px; }
  .section { padding: 60px 0; }
}