/* ITMind / USystem — marketing estático (Azure) */
:root {
  --ink: #0f1419;
  --ink-soft: #2a343d;
  --muted: #5c6b78;
  --paper: #f3efe6;
  --paper-2: #ebe4d6;
  --line: #d4cbb8;
  --accent: #0d6e6e;
  --accent-deep: #084f4f;
  --accent-warm: #c45c26;
  --white: #ffffff;
  --shadow: 0 24px 60px rgba(15, 20, 25, 0.12);
  --font: "Outfit", system-ui, sans-serif;
  --serif: "Source Serif 4", Georgia, serif;
  --radius: 14px;
  --shell: min(1120px, calc(100% - 2.5rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--accent-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--accent-warm);
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--white);
  padding: 0.6rem 1rem;
  z-index: 100;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--ink);
  color: var(--paper);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-text strong {
  font-size: 1.05rem;
  font-weight: 700;
}

.brand-text small {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}

.site-nav a:hover {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: var(--ink);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s, color 0.15s, border-color 0.15s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--accent-deep);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  border-color: color-mix(in srgb, var(--ink) 35%, transparent);
  color: var(--ink);
}

.btn-secondary:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.btn-ghost {
  border-color: var(--line);
  background: var(--white);
  color: var(--ink);
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
}

/* Hero */
.hero {
  position: relative;
  min-height: min(88vh, 720px);
  display: grid;
  align-items: end;
  padding: 6rem 0 4.5rem;
  overflow: hidden;
  isolation: isolate;
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 60% at 80% 10%, rgba(13, 110, 110, 0.28), transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(196, 92, 38, 0.18), transparent 50%),
    linear-gradient(165deg, #1a2229 0%, #0f1419 45%, #132428 100%);
}

.hero-atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.9;
  animation: drift 40s linear infinite;
}

@keyframes drift {
  from { background-position: 0 0; }
  to { background-position: 240px 120px; }
}

.hero-inner {
  color: var(--paper);
  max-width: 40rem;
  animation: rise 0.8s ease both;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--paper) 70%, #7dd3d0);
  margin: 0 0 1rem;
}

.eyebrow.dark {
  color: var(--accent);
}

.hero-brand {
  font-family: var(--serif);
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  font-weight: 600;
  line-height: 1.05;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.hero-lead {
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: color-mix(in srgb, var(--paper) 82%, transparent);
  margin: 0 0 1.75rem;
  max-width: 34rem;
}

.hero-lead em {
  font-style: normal;
  color: #f0c9a8;
  font-weight: 600;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.hero .btn-secondary {
  border-color: color-mix(in srgb, var(--paper) 45%, transparent);
  color: var(--paper);
}

.hero .btn-secondary:hover {
  border-color: var(--paper);
  background: color-mix(in srgb, var(--paper) 8%, transparent);
}

.hero-note {
  margin: 0;
  font-size: 0.88rem;
  color: color-mix(in srgb, var(--paper) 55%, transparent);
}

/* Strip */
.strip {
  background: var(--ink);
  color: var(--paper);
  padding: 2.25rem 0;
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.strip h2 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 700;
}

.strip p {
  margin: 0;
  color: color-mix(in srgb, var(--paper) 70%, transparent);
  font-size: 0.92rem;
}

/* Sections */
.section {
  padding: 4.5rem 0;
}

.section-alt {
  background: var(--paper-2);
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2.5rem;
}

.section-head.left {
  margin-bottom: 1.5rem;
}

.section-head h2 {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
  font-weight: 600;
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.cards-dense {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.card-line {
  padding: 1.35rem 1.4rem;
  border-top: 2px solid var(--accent);
  background: var(--white);
  border-radius: 0 0 var(--radius) var(--radius);
}

.card-line h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card-line p {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.card-line ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.card-line li {
  margin-bottom: 0.25rem;
}

/* Labs + Capacitacíón (columna izq) + Catálogo (columna der, a la altura del título) */
.section-labs {
  background:
    linear-gradient(180deg, #e8f2f1 0%, var(--paper) 100%);
}

.labs-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(16rem, 0.85fr);
  gap: 2rem 2.25rem;
  align-items: start;
}

.labs-main {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  min-width: 0;
}

.labs-intro {
  margin-bottom: 0;
}

.labs-intro h2 {
  max-width: none;
}

.labs-copy h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.labs-cap {
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.labs-cap .section-head {
  margin-bottom: 1rem;
}

.labs-cap .quote {
  margin-top: 1rem;
}

.check-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
}

.check-list li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1.7rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}

.labs-panel {
  position: sticky;
  top: 5.5rem;
  max-height: calc(100vh - 6.5rem);
  overflow-y: auto;
  background: var(--ink);
  color: var(--paper);
  border-radius: calc(var(--radius) + 4px);
  padding: 1.35rem 1.25rem;
  box-shadow: var(--shadow);
  animation: rise 0.9s ease 0.15s both;
  scrollbar-width: thin;
}

.labs-panel h3 {
  margin: 0 0 0.4rem;
  font-size: 1.15rem;
}

.labs-panel .muted {
  color: color-mix(in srgb, var(--paper) 65%, transparent);
  font-size: 0.88rem;
  margin: 0 0 1.2rem;
}

.product-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.product-list li {
  display: grid;
  gap: 0.15rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid color-mix(in srgb, var(--paper) 18%, transparent);
}

.product-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.product-list strong {
  font-size: 0.98rem;
}

.product-list li > span:last-child {
  font-size: 0.82rem;
  color: color-mix(in srgb, var(--paper) 60%, transparent);
}

.tag {
  display: inline-block;
  width: fit-content;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
  background: color-mix(in srgb, #7dd3d0 35%, transparent);
  color: #b8f0ed;
}

.tag.soon {
  background: color-mix(in srgb, var(--accent-warm) 35%, transparent);
  color: #ffd7c0;
}

.catalog-status {
  font-size: 0.88rem;
  color: color-mix(in srgb, var(--paper) 70%, transparent);
  border-bottom: 0 !important;
  padding-bottom: 0.4rem !important;
}

.catalog-roadmap {
  margin-top: 1.35rem;
  padding-top: 1.1rem;
  border-top: 1px solid color-mix(in srgb, var(--paper) 18%, transparent);
}

.catalog-roadmap-label {
  margin-bottom: 0.85rem !important;
  font-size: 0.78rem !important;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.product-list-soon li strong {
  font-size: 0.9rem;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.quote {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.25rem;
  line-height: 1.4;
  color: var(--ink-soft);
  border-left: 3px solid var(--accent-warm);
  padding-left: 1.25rem;
}

.skills {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.skills h3 {
  margin: 0 0 0.6rem;
}

.skills p {
  margin: 0 0 0.75rem;
  color: var(--ink-soft);
}

.muted {
  color: var(--muted) !important;
}

.tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tags li {
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: var(--white);
  border: 1px solid var(--line);
  font-size: 0.82rem;
  font-weight: 500;
}

/* Contact */
.section-contact {
  background: var(--white);
  border-top: 1px solid var(--line);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-meta {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.contact-meta span {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-meta a {
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
}

.contact-form {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem;
  display: grid;
  gap: 0.85rem;
}

.hp-field {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-intro {
  margin: 0 0 0.25rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.contact-form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  font: inherit;
  font-weight: 400;
  padding: 0.7rem 0.85rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-color: var(--accent);
}

.form-footnote {
  margin: 0;
  min-height: 1.2em;
  font-size: 0.85rem;
  color: var(--accent-deep);
}

.form-footnote.is-error {
  color: #b42318;
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: color-mix(in srgb, var(--paper) 75%, transparent);
  padding: 2.5rem 0 2rem;
  font-size: 0.9rem;
}

.footer-inner {
  display: grid;
  gap: 1.25rem;
}

.footer-inner strong,
.footer-inner span {
  color: var(--paper);
}

.footer-inner p {
  margin: 0.35rem 0 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links a {
  color: color-mix(in srgb, var(--paper) 80%, transparent);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--paper);
}

.copy {
  margin: 0;
  font-size: 0.8rem;
  opacity: 0.7;
}

/* Responsive */
@media (max-width: 900px) {
  .strip-grid,
  .cards-dense,
  .labs-layout,
  .split,
  .skills,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .labs-panel {
    position: static;
    max-height: none;
    overflow: visible;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: 4.25rem 1rem auto;
    flex-direction: column;
    align-items: stretch;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: var(--shadow);
    display: none;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav .btn-ghost {
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-atmosphere::after,
  .hero-inner,
  .labs-panel {
    animation: none !important;
  }
}