/* Kobleverk – engineering blueprint look */
:root {
  --bg: #F3F6F6;
  --ink: #0B1B1E;
  --accent: #0E7490;
  --accent-hover: #0A5F75;
  --dark: #0B1B1E;
  --dark-text: #E6F4F1;
  --cyan: #67E8F9;
  --muted: #475569;
  --line: #CBD5E1;
  --white: #FFFFFF;
  --radius: 6px;
  --max: 68rem;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background:
    radial-gradient(circle, rgba(11, 27, 30, 0.07) 1px, transparent 1px) 0 0 / 22px 22px,
    var(--bg);
  background-attachment: fixed;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 0.15em; }
a:hover { color: var(--accent-hover); }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--white);
  color: var(--ink);
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip:focus { left: 0.5rem; top: 0.5rem; }

.wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Header / nav */
.site-header {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 92%, white);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  flex-wrap: wrap;
}
.header-brand-row {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.logo:hover { color: var(--accent); }

.nav-check {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}
.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius);
  padding: 0.4rem 0.7rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink);
  width: fit-content;
  margin-left: auto;
  cursor: pointer;
}
.nav-panel {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem 1rem;
  flex-wrap: wrap;
  flex: 1 1 auto;
}
.nav-panel a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.95rem;
}
.nav-panel a:hover { color: var(--accent); }
.lang-switch {
  display: inline-flex;
  gap: 0.35rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-left: 0.25rem;
}
.lang-switch a[aria-current="page"] {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}
.lang-switch span { color: var(--line); }

@media (max-width: 860px) {
  .nav-toggle { display: inline-block; }
  .nav-panel {
    display: none;
    width: 100%;
    flex: 1 1 100%;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 0.5rem 0 0.75rem;
    border-top: 1px solid var(--line);
    margin-top: 0.5rem;
    order: 3;
  }
  .nav-check:checked ~ .nav-panel { display: flex; }
  .nav-toggle { order: 2; }
  .logo { order: 1; }
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.15rem;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--white) !important;
  text-decoration: none !important;
  font-weight: 700;
  border: 2px solid var(--accent);
  line-height: 1.2;
}
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--white) !important; }
.btn-ghost {
  background: transparent;
  color: var(--ink) !important;
  border-color: var(--line);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent) !important;
  background: transparent;
}
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.25rem; }

/* Labels / tags */
.tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--line);
  background: var(--white);
  padding: 0.2rem 0.45rem;
  border-radius: var(--radius);
}
.tag-rec {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

/* Hero */
.hero {
  padding: 3rem 0 2.5rem;
}
.hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin: 0 0 1rem;
  max-width: 18ch;
}
.hero .lede {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 42rem;
  margin: 0;
}
.hero-grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}
@media (min-width: 800px) {
  .hero-grid {
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
  }
}

/* Flow diagram */
.flow {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--white) 85%, var(--bg));
  border-radius: var(--radius);
  padding: 1rem;
}
.flow-nodes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
}
.flow-nodes li {
  font-family: var(--mono);
  font-size: 0.78rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.45rem 0.6rem;
  color: var(--ink);
}
.flow-nodes .arrow {
  border: 0;
  background: transparent;
  padding: 0;
  color: var(--accent);
  font-weight: 700;
}
.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;
}

/* Sections */
section, .section { padding: 2.75rem 0; }
.section-dark {
  background: var(--dark);
  color: var(--dark-text);
}
.section-dark a { color: var(--cyan); }
.section-dark .muted { color: color-mix(in srgb, var(--dark-text) 75%, #94a3b8); }
.section-dark .tag {
  background: transparent;
  color: var(--cyan);
  border-color: color-mix(in srgb, var(--cyan) 40%, transparent);
}
.section-dark .flow {
  background: color-mix(in srgb, var(--dark) 80%, #134e4a);
  border-color: color-mix(in srgb, var(--cyan) 25%, transparent);
}
.section-dark .flow-nodes li {
  background: color-mix(in srgb, var(--dark) 70%, #115e59);
  border-color: color-mix(in srgb, var(--cyan) 30%, transparent);
  color: var(--dark-text);
}
.section-dark .flow-nodes .arrow { color: var(--cyan); background: transparent; border: 0; }
.section-dark .btn { background: var(--cyan); color: var(--dark) !important; border-color: var(--cyan); }
.section-dark .btn:hover { filter: brightness(0.95); }

h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0 0 0.75rem;
  line-height: 1.2;
}
h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.015em;
}
.muted { color: var(--muted); }
.note {
  font-size: 0.95rem;
  color: var(--muted);
  border-left: 3px solid var(--accent);
  padding-left: 0.85rem;
  margin: 1rem 0;
}

/* Situation list */
.situations {
  display: grid;
  gap: 0.75rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}
.situations li {
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--accent);
}

/* Price cards – interactive destination cards allowed */
.price-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}
@media (min-width: 720px) {
  .price-grid { grid-template-columns: repeat(3, 1fr); }
}
.price-card {
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.price-card:hover {
  border-color: var(--accent);
  color: inherit;
}
.price-card.featured {
  border-color: var(--accent);
  border-width: 2px;
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 20%, transparent);
}
.price {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.price-card .btn { margin-top: auto; text-align: center; }

.who-list, .why-list, .steps, .faq, .checklist {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
}
.who-list li, .why-list li, .steps li, .faq li, .checklist li {
  margin-bottom: 0.55rem;
}
.steps { list-style: none; padding-left: 0; counter-reset: steg; }
.steps li {
  counter-increment: steg;
  position: relative;
  padding: 0.85rem 0 0.85rem 4.5rem;
  border-bottom: 1px solid var(--line);
}
.steps li::before {
  content: "STEG " counter(steg);
  position: absolute;
  left: 0;
  top: 1rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--accent);
}
.steps-es li::before { content: "PASO " counter(steg); }

.example-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}
@media (min-width: 700px) {
  .example-grid { grid-template-columns: 1fr 1fr; }
}
.example {
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius);
  padding: 1rem;
}
.example .flow { border: 0; background: transparent; padding: 0.5rem 0 0; }

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 0.85rem 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 700;
}
.faq details p { margin: 0.5rem 0 0; color: var(--muted); }

/* Form */
.form {
  display: grid;
  gap: 1rem;
  max-width: 36rem;
  margin-top: 1.25rem;
}
.form label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.95rem;
}
.form input, .form select, .form textarea {
  font: inherit;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  width: 100%;
}
.form textarea { min-height: 8rem; resize: vertical; }
.form .check {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-weight: 400;
}
.form .check input { width: auto; margin-top: 0.3rem; }
.hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}
.form-status {
  margin-top: 0.75rem;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  display: none;
}
.form-status.is-ok {
  display: block;
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, white);
}
.form-status.is-err {
  display: block;
  border-color: #b45309;
  background: #fffbeb;
}
.contact-aside {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.portrait {
  width: 160px;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--line);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0 2.5rem;
  margin-top: 2rem;
  font-size: 0.9rem;
  color: var(--muted);
}
.site-footer .legal { margin: 0 0 0.85rem; max-width: 52rem; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--accent); }

/* 404 */
.page-404 {
  min-height: 55vh;
  display: grid;
  place-content: center;
  text-align: center;
  padding: 3rem 1rem;
}
.page-404 h1 { font-size: 2rem; }