/* =========================================================
   Found on Mars · estilos
   Paleta: negro espacial + óxido marciano + arena
   ========================================================= */

:root {
  --bg: #0B0A0F;
  --bg-2: #141219;
  --surface: #1B1820;
  --line: #2A2631;
  --text: #F2EDE6;
  --muted: #A69E94;
  --mars: #C8502E;
  --mars-dark: #8F3319;
  --sand: #E9C9A8;
  --sand-light: #F2D9C7;

  --font-display: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;

  --radius: 14px;
  --container: 1120px;
  --header-h: 72px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }
a { color: var(--sand); text-decoration: none; }
a:hover { color: var(--sand-light); }

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.1;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 500; }
p  { margin: 0 0 1em; }

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.skip {
  position: absolute; left: -999px; top: 0;
  background: var(--mars); color: #fff; padding: .5rem 1rem; z-index: 100;
}
.skip:focus { left: 1rem; top: 1rem; }

.eyebrow {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .78rem;
  color: var(--mars);
  margin-bottom: .9rem;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .85rem 1.6rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--mars); color: #fff; }
.btn-primary:hover { background: #D9613E; color: #fff; }
.btn-ghost { border-color: var(--line); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--sand); color: var(--sand-light); }
.btn-light { background: var(--text); color: var(--bg); }
.btn-light:hover { background: #fff; color: var(--bg); }
.btn-small { padding: .55rem 1.1rem; font-size: .92rem; background: var(--mars); color: #fff; }
.btn-small:hover { background: #D9613E; color: #fff; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  background: rgba(11, 10, 15, .78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-wrap {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--text); }
.brand-mark{ width:41px; height:41px; overflow:visible; }
.brand-text {
  font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; letter-spacing: -.01em;
}
.brand-accent { color: var(--mars); font-weight: 400; }

.nav-list {
  list-style: none; margin: 0; padding: 0;
  display: flex; align-items: center; gap: 1.8rem;
}
.nav-list a:not(.btn) { color: var(--muted); font-weight: 500; font-size: .98rem; }
.nav-list a:not(.btn):hover { color: var(--text); }

.nav-tools { display: flex; align-items: center; gap: .75rem; }
.lang-toggle {
  background: transparent; border: 1.5px solid var(--line); color: var(--muted);
  border-radius: 8px; padding: .35rem .6rem; font-family: var(--font-display);
  font-weight: 700; font-size: .8rem; letter-spacing: .08em; cursor: pointer;
}
.lang-toggle:hover { border-color: var(--sand); color: var(--sand-light); }

.nav-burger {
  display: none; background: transparent; border: 0; cursor: pointer;
  width: 40px; height: 40px; padding: 8px; flex-direction: column; justify-content: space-between;
}
.nav-burger span { display: block; height: 2px; background: var(--text); border-radius: 2px; transition: transform .2s, opacity .2s; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  min-height: calc(100vh - var(--header-h));
  display: flex; align-items: center;
  padding: 5rem 0;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.stars {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 12% 22%, #fff 60%, transparent 61%),
    radial-gradient(1px 1px at 30% 70%, #fff 60%, transparent 61%),
    radial-gradient(1.5px 1.5px at 48% 18%, #fff 60%, transparent 61%),
    radial-gradient(1px 1px at 64% 82%, #fff 60%, transparent 61%),
    radial-gradient(1px 1px at 78% 36%, #fff 60%, transparent 61%),
    radial-gradient(1.5px 1.5px at 88% 64%, #fff 60%, transparent 61%),
    radial-gradient(1px 1px at 20% 90%, #fff 60%, transparent 61%),
    radial-gradient(1px 1px at 56% 50%, #fff 60%, transparent 61%),
    radial-gradient(1px 1px at 8% 55%, #fff 60%, transparent 61%),
    radial-gradient(1px 1px at 94% 12%, #fff 60%, transparent 61%);
  opacity: .55;
}
.planet {
  position: absolute; right: -12vw; top: 50%; transform: translateY(-50%);
  width: 62vw; max-width: 780px; aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 32% 30%, #E6704A 0%, #C8502E 30%, #8F3319 62%, #3A150C 100%);
  box-shadow: 0 0 120px 20px rgba(200, 80, 46, .18), inset -60px -40px 120px rgba(0,0,0,.55);
  opacity: .9;
}
.planet::after {
  content: "";
  position: absolute; inset: 0; border-radius: 50%;
  background:
    radial-gradient(circle at 60% 65%, rgba(0,0,0,.35) 0 6%, transparent 7%),
    radial-gradient(circle at 25% 60%, rgba(0,0,0,.28) 0 4%, transparent 5%),
    radial-gradient(circle at 70% 30%, rgba(0,0,0,.25) 0 3%, transparent 4%);
}
.hero-content { position: relative; max-width: 640px; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 540px; }
.hero-actions { display: flex; gap: .9rem; flex-wrap: wrap; margin-top: 2rem; }

/* ---------- Secciones ---------- */
.section { padding: 6rem 0; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.section-head { max-width: 680px; margin-bottom: 3rem; }
.section-intro { color: var(--muted); font-size: 1.08rem; }

.grid { display: grid; gap: 1.5rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color .2s, transform .2s;
}
.card:hover { border-color: var(--mars); transform: translateY(-3px); }
.card p { color: var(--muted); margin: 0; }
.card-icon {
  width: 46px; height: 46px; border-radius: 12px;
  background: rgba(200, 80, 46, .14);
  display: grid; place-items: center; margin-bottom: 1.4rem;
}
.card-icon svg { width: 24px; height: 24px; fill: var(--mars); }

/* split */
.split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
}
.split-text p { color: var(--muted); }
.checklist { list-style: none; padding: 0; margin: 1.5rem 0 0; }
.checklist li { padding-left: 1.8rem; position: relative; margin-bottom: .7rem; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: .5em;
  width: 10px; height: 10px; border-radius: 50%; background: var(--mars);
}

/* arte orbital */
.orbit-art { position: relative; aspect-ratio: 1; max-width: 420px; margin-inline: auto; }
.orbit-core {
  position: absolute; inset: 30%; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #E6704A, #8F3319 70%, #3A150C);
  box-shadow: 0 0 60px rgba(200,80,46,.35);
}
.orbit-ring {
  position: absolute; border: 1px solid var(--line); border-radius: 50%;
}
.orbit-ring.r1 { inset: 10%; }
.orbit-ring.r2 { inset: 0; border-color: rgba(233,201,168,.25); transform: rotate(-25deg) scaleY(.5); }
.orbit-moon {
  position: absolute; width: 18px; height: 18px; border-radius: 50%;
  background: var(--sand); top: 10%; left: 50%;
  transform-origin: 0 200%;
  animation: orbit 14s linear infinite;
}
@keyframes orbit { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .orbit-moon { animation: none; } }

/* pasos */
.steps {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem;
  counter-reset: step;
}
.step { border-top: 2px solid var(--line); padding-top: 1.4rem; position: relative; }
.step::before {
  content: ""; position: absolute; top: -2px; left: 0; width: 48px; height: 2px; background: var(--mars);
}
.step-num { font-family: var(--font-display); color: var(--mars); font-weight: 700; display: block; margin-bottom: .6rem; }
.step p { color: var(--muted); margin: 0; }

/* banda cta */
.band { background: var(--mars); color: #fff; padding: 4rem 0; }
.band-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.band h2 { margin: 0; max-width: 640px; }

/* contacto */
.contact-data { margin: 2rem 0 0; }
.contact-data > div { margin-bottom: 1.1rem; }
.contact-data dt { font-size: .78rem; text-transform: uppercase; letter-spacing: .14em; color: var(--muted); }
.contact-data dd { margin: .15rem 0 0; font-size: 1.05rem; }

.form {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2rem; display: grid; gap: 1.1rem;
}
.field { display: grid; gap: .4rem; }
.field label { font-size: .9rem; color: var(--muted); font-weight: 500; }
.field input, .field textarea {
  width: 100%; background: var(--bg); color: var(--text);
  border: 1.5px solid var(--line); border-radius: 10px;
  padding: .8rem .95rem; font: inherit; font-size: 1rem;
  transition: border-color .2s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--mars); }
.field textarea { resize: vertical; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.consent { display: flex; gap: .6rem; align-items: flex-start; font-size: .88rem; color: var(--muted); }
.consent input { margin-top: .3rem; accent-color: var(--mars); }
.form .btn { justify-self: start; }
.form-status { margin: 0; font-size: .92rem; min-height: 1.4em; }
.form-status.ok { color: #7FD1A0; }
.form-status.err { color: #F08A6C; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 2rem 0; font-size: .9rem; color: var(--muted); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.footer-inner p { margin: 0; }
.footer-links { list-style: none; margin: 0; padding: 0; display: flex; gap: 1.4rem; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--text); }

/* ---------- Páginas legales ---------- */
.legal { padding: 4rem 0 6rem; max-width: 760px; }
.legal h1 { font-size: clamp(2rem, 5vw, 3rem); }
.legal h2 { font-size: 1.4rem; margin-top: 2.2rem; }
.legal p, .legal li { color: var(--muted); }
.legal .placeholder { background: rgba(200,80,46,.14); color: var(--sand-light); padding: 0 .3em; border-radius: 4px; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid-3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .grid-2 { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 2.5rem; }
  .split-media { order: -1; }
  .orbit-art { max-width: 280px; }
  .planet { right: -35vw; width: 90vw; opacity: .5; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .section { padding: 4rem 0; }
  .nav-burger { display: flex; }
  .nav-list {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: var(--bg-2); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: stretch; gap: 0;
    padding: .5rem 1.25rem 1.25rem;
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: transform .2s, opacity .2s;
  }
  .nav-list.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-list li { padding: .7rem 0; }
  .nav-list .btn { margin-top: .5rem; }
  .nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
  .nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }
  .steps { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding: 4rem 0; }
  .form { padding: 1.4rem; }
}

/* ---------- Proyectos ---------- */
.work{ border-top:1px solid var(--line); padding-top:32px; }
.work-shots{ display:grid; grid-template-columns:1fr 1fr; gap:16px; align-items:start; }
.work-shot{ margin:0; position:relative; border-radius:var(--radius); overflow:hidden; background:var(--bg-2); line-height:0; }
.work-shot img{ display:block; width:100%; height:auto; }
.work-tag{ position:absolute; top:12px; left:12px; z-index:1;
  background:rgba(11,10,15,.72); -webkit-backdrop-filter:blur(6px); backdrop-filter:blur(6px);
  border:1px solid var(--line); color:var(--text); font-family:var(--font-body); font-size:10px;
  letter-spacing:.14em; text-transform:uppercase; font-weight:600; line-height:1.4;
  padding:5px 9px; border-radius:999px; }
.work-meta{ display:flex; flex-wrap:wrap; gap:10px 28px; align-items:baseline; margin-top:22px; }
.work-meta h3{ font-family:var(--font-display); font-size:1.3rem; margin:0; letter-spacing:-.01em; }
.work-mat{ color:var(--muted); font-size:.9rem; }
.work-note{ margin:14px 0 0; color:var(--muted); font-size:.9rem; line-height:1.6; max-width:60ch; }
@media (max-width:720px){ .work-shots{ grid-template-columns:1fr; } }

/* ---------- Franja de materiales ---------- */
.section-materials{ padding-bottom:5rem; }
.mat-strip{
  list-style:none; margin:0; padding:0 max(1.25rem, calc((100vw - var(--container)) / 2));
  display:flex; gap:14px;
  overflow-x:auto; overscroll-behavior-x:contain;
  scroll-snap-type:x proximity; -webkit-overflow-scrolling:touch;
  scrollbar-width:thin; scrollbar-color:var(--line) transparent;
}
.mat-strip::-webkit-scrollbar{ height:6px; }
.mat-strip::-webkit-scrollbar-track{ background:transparent; }
.mat-strip::-webkit-scrollbar-thumb{ background:var(--line); border-radius:999px; }
.mat-strip:hover::-webkit-scrollbar-thumb{ background:#3B3644; }
.mat-item{
  flex:0 0 auto; width:230px; aspect-ratio:1;
  border-radius:var(--radius); overflow:hidden; background:var(--bg-2);
  border:1px solid var(--line); scroll-snap-align:start;
  transition:border-color .2s ease, transform .2s ease;
}
.mat-item:hover{ border-color:var(--mars); transform:translateY(-3px); }
.mat-item img{ width:100%; height:100%; object-fit:cover; display:block; }
@media (max-width:720px){ .mat-item{ width:170px; } .section-materials{ padding-bottom:3rem; } }
@media (prefers-reduced-motion: reduce){ .mat-item{ transition:none; } }

.mat-foot{ margin:1.1rem 0 0; color:var(--muted); font-size:.82rem; letter-spacing:.01em; }

/* ---------- Proyectos: imagen unica a todo el ancho ---------- */
.work + .work{ margin-top:56px; }
.work-shots-single{ grid-template-columns:1fr; }
.work-shots-single .work-shot img{ width:100%; height:auto; }

/* ---------- Banda de aterrizaje ---------- */
.landing-band{ position:relative; margin:0; padding:0; background:var(--bg); }
.landing-band figure{ margin:0; position:relative; line-height:0; }
.landing-band img{ display:block; width:100%; height:auto; }
.landing-band figure::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background:
    linear-gradient(to bottom, var(--bg) 0%, rgba(11,10,15,.78) 7%, rgba(11,10,15,.35) 16%, rgba(11,10,15,0) 30%),
    linear-gradient(to top, var(--bg) 0%, rgba(11,10,15,0) 22%);
}
.landing-band .landing-cap{
  margin:0; padding:14px 0 0;
  color:var(--muted); font-size:.78rem; letter-spacing:.12em;
  text-transform:uppercase; font-weight:600; line-height:1.4;
}