/* ==========================================================================
   Qodes Studio — main.css
   ========================================================================== */

:root {
  /* Marca */
  --qodes-orange-start: #F35815;
  --qodes-orange-end: #FF8C24;
  --qodes-gradient: linear-gradient(135deg, #F35815 0%, #FF8C24 100%);

  /* Superficies (dark first) */
  --bg: #161B20;
  --bg-deep: #0F1317;
  --surface: #242B33;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);

  /* Texto */
  --text: #FFFFFF;
  --text-2: #94A3B8;
  --text-3: #64748B;

  /* Tipografías */
  --font-display: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --wrap: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 18px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

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;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0;
}

p { margin: 0; }
a { color: inherit; }
ol, ul { list-style: none; margin: 0; padding: 0; }

::selection { background: var(--qodes-orange-start); color: #fff; }

:focus-visible {
  outline: 2px solid var(--qodes-orange-end);
  outline-offset: 3px;
  border-radius: 6px;
}

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

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--qodes-gradient); color: #fff; padding: 10px 16px;
  border-radius: 10px; text-decoration: none; font-weight: 600;
}
.skip:focus { top: 16px; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.grad {
  background: var(--qodes-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.mono { font-family: var(--font-mono); }

.tag {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--qodes-orange-end);
  letter-spacing: 0.02em;
  margin-bottom: 18px;
}

/* ---------- Botones ---------- */
.btn {
  --h: 52px;
  display: inline-flex; align-items: center; gap: 10px;
  height: var(--h);
  padding: 0 24px;
  border: 0;
  border-radius: 999px;
  background: var(--qodes-gradient);
  color: #fff;
  font: 600 16px/1 var(--font-body);
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 10px 30px -10px rgba(243, 88, 21, 0.6);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background-color .25s;
  white-space: nowrap;
}
.btn span { transition: transform .25s var(--ease); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(243, 88, 21, 0.8); }
.btn:hover span { transform: translateX(4px); }

.btn--ghost {
  background: transparent;
  box-shadow: inset 0 0 0 1px var(--line-strong);
}
.btn--ghost:hover { background: rgba(255,255,255,0.05); box-shadow: inset 0 0 0 1px rgba(255,255,255,.35); }

.btn--sm { --h: 42px; padding: 0 18px; font-size: 15px; }
.btn--lg { --h: 60px; padding: 0 30px; font-size: 17px; }

/* ---------- Marca (lockup) ---------- */
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none;
}
.brand__iso { width: 40px; height: auto; transition: transform .4s var(--ease); }
.brand:hover .brand__iso { transform: rotate(-8deg) scale(1.06); }
.brand__word {
  display: flex; flex-direction: column;
  font: 700 22px/1 var(--font-display);
  letter-spacing: -0.02em;
}
.brand__word small {
  font: 600 9.5px/1 var(--font-body);
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-top: 4px;
  padding-left: 2px;
}

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background-color .3s, backdrop-filter .3s, box-shadow .3s;
}
.nav.is-scrolled {
  background: rgba(22, 27, 32, 0.72);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 1px 0 var(--line);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px;
}
.nav__links { display: flex; align-items: center; gap: 32px; }
.nav__links a:not(.btn) {
  font-size: 15px; font-weight: 500;
  color: var(--text-2);
  text-decoration: none;
  position: relative;
  transition: color .2s;
}
.nav__links a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px;
  background: var(--qodes-gradient);
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.nav__links a:not(.btn):hover { color: var(--text); }
.nav__links a:not(.btn):hover::after { transform: scaleX(1); }

.nav__toggle {
  display: none;
  width: 44px; height: 44px;
  border: 0; border-radius: 12px;
  background: var(--surface);
  cursor: pointer;
  position: relative;
}
.nav__toggle span {
  position: absolute; left: 12px; right: 12px; height: 2px;
  background: #fff; border-radius: 2px;
  transition: transform .3s var(--ease), top .3s var(--ease);
}
.nav__toggle span:first-child { top: 17px; }
.nav__toggle span:last-child { top: 25px; }
.nav__toggle[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: clamp(640px, 100svh, 980px);
  display: flex; align-items: center;
  padding: 130px 0 90px;
  overflow: hidden;
  isolation: isolate;
}
.hero__grid {
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 75%);
}
.hero__glow {
  position: absolute; z-index: -1;
  width: 720px; height: 720px;
  left: var(--mx, 70%); top: var(--my, 40%);
  translate: -50% -50%;
  background: radial-gradient(circle, rgba(243, 88, 21, 0.28), rgba(255, 140, 36, 0.08) 40%, transparent 70%);
  filter: blur(20px);
  pointer-events: none;
  transition: left .6s var(--ease), top .6s var(--ease);
}
.hero__iso {
  position: absolute; z-index: -1;
  right: -6vw; bottom: -10vw;
  width: min(62vw, 820px);
  opacity: 0.07;
  transform: rotate(-12deg);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  align-items: center;
  gap: clamp(40px, 6vw, 80px);
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 13px/1 var(--font-mono);
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 10px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(36, 43, 51, 0.5);
  margin-bottom: 28px;
}
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--qodes-orange-end);
  box-shadow: 0 0 0 0 rgba(255, 140, 36, .7);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  70% { box-shadow: 0 0 0 10px rgba(255, 140, 36, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 140, 36, 0); }
}

.hero__title {
  font-size: clamp(3rem, 8.4vw, 7rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  margin-bottom: 28px;
}
.hero__title .grad { padding-right: .06em; }

.hero__lead {
  font-size: clamp(17px, 1.6vw, 20px);
  color: var(--text-2);
  max-width: 34ch;
  margin-bottom: 36px;
}
.hero__lead strong { color: var(--text); font-weight: 600; }

.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }

/* Terminal */
.terminal {
  border-radius: var(--radius);
  background: rgba(15, 19, 23, 0.85);
  border: 1px solid var(--line-strong);
  box-shadow:
    0 40px 80px -30px rgba(0, 0, 0, 0.8),
    0 0 0 1px rgba(243, 88, 21, 0.06),
    0 0 80px -20px rgba(243, 88, 21, 0.35);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  overflow: hidden;
  transform: perspective(1200px) rotateY(-8deg) rotateX(4deg);
  transition: transform .6s var(--ease);
}
.terminal:hover { transform: perspective(1200px) rotateY(0) rotateX(0); }
.terminal__bar {
  display: flex; align-items: center; gap: 8px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(36, 43, 51, 0.6);
}
.terminal__bar i { width: 12px; height: 12px; border-radius: 50%; background: #3A434E; }
.terminal__bar i:first-child { background: var(--qodes-orange-start); }
.terminal__bar span {
  margin-left: auto; margin-right: auto;
  font: 400 12px/1 var(--font-mono); color: var(--text-3);
  transform: translateX(-26px);
}
.terminal__body {
  margin: 0;
  padding: 22px 22px 26px;
  min-height: 300px;
  font: 400 14px/1.85 var(--font-mono);
  color: #CBD5E1;
  white-space: pre-wrap;
  word-break: break-word;
}
.terminal__body .p { color: var(--qodes-orange-end); }
.terminal__body .ok { color: #4ADE80; }
.terminal__body .dim { color: var(--text-3); }
.terminal__body .hl { color: #fff; font-weight: 500; }
.caret {
  display: inline-block; width: 9px; height: 1.1em;
  background: var(--qodes-orange-end);
  vertical-align: -0.2em;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Marquee ---------- */
.marquee {
  position: relative; z-index: 2;
  background: var(--qodes-gradient);
  transform: rotate(-2deg);
  margin: -20px -2vw 0;
  padding: 18px 0;
  overflow: hidden;
  box-shadow: 0 20px 60px -20px rgba(243, 88, 21, .5);
}
.marquee__track {
  display: flex; align-items: center; gap: 32px;
  width: max-content;
  animation: marquee 38s linear infinite;
}
.marquee span {
  font: 800 clamp(22px, 3vw, 34px)/1 var(--font-display);
  letter-spacing: -0.03em;
  color: var(--bg);
  text-transform: uppercase;
  white-space: nowrap;
}
.marquee b {
  font: 500 clamp(18px, 2.2vw, 24px)/1 var(--font-mono);
  color: #fff;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Secciones ---------- */
.section { padding: clamp(96px, 14vw, 160px) 0; }

.section__head { margin-bottom: clamp(48px, 7vw, 80px); max-width: 760px; }
.section__head h2 { font-size: clamp(2.4rem, 6vw, 4.5rem); }
.section__lead { margin-top: 20px; font-size: 19px; color: var(--text-2); }

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.card {
  position: relative;
  padding: clamp(28px, 3.5vw, 44px);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(36, 43, 51, 0.8), rgba(36, 43, 51, 0.35));
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform .4s var(--ease), border-color .4s;
}
.card::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(500px circle at var(--cx, 50%) var(--cy, 0%), rgba(243, 88, 21, 0.16), transparent 45%);
  opacity: 0; transition: opacity .4s;
  pointer-events: none;
}
.card:hover { transform: translateY(-4px); border-color: rgba(243, 88, 21, 0.4); }
.card:hover::before { opacity: 1; }
.card__num {
  display: block;
  font: 500 14px/1 var(--font-mono);
  color: var(--qodes-orange-end);
  margin-bottom: 48px;
}
.card h3 { font-size: clamp(1.6rem, 2.6vw, 2.1rem); margin-bottom: 14px; }
.card p { color: var(--text-2); max-width: 42ch; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.chips li {
  font: 400 12.5px/1 var(--font-mono);
  color: var(--text-2);
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
}

/* Manifiesto */
.manifesto {
  background: var(--bg-deep);
  border-block: 1px solid var(--line);
}
.manifesto__list { counter-reset: m; }
.manifesto__list li {
  counter-increment: m;
  display: grid;
  grid-template-columns: 70px 1fr;
  column-gap: 20px;
  padding: clamp(26px, 3.5vw, 40px) 0;
  border-bottom: 1px solid var(--line);
  color: var(--text-2);
  font-size: clamp(16px, 1.4vw, 19px);
}
.manifesto__list li:last-child { border-bottom: 0; }
.manifesto__list li::before {
  content: "0" counter(m);
  grid-row: span 2;
  font: 500 14px/1 var(--font-mono);
  color: var(--qodes-orange-end);
  padding-top: 0.9em;
}
.manifesto__list li span {
  display: block;
  font: 800 clamp(2rem, 5.6vw, 4.4rem)/1.05 var(--font-display);
  letter-spacing: -0.04em;
  color: var(--text);
  margin-bottom: 10px;
  transition: color .3s, transform .4s var(--ease);
}
.manifesto__list li:hover span {
  background: var(--qodes-gradient);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  transform: translateX(10px);
}

/* Proceso */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}
.steps::before {
  content: "";
  position: absolute; left: 0; right: 0; top: 7px; height: 1px;
  background: linear-gradient(90deg, var(--qodes-orange-start), var(--qodes-orange-end) 40%, var(--line) 100%);
}
.step { position: relative; padding-top: 44px; }
.step::before {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 15px; height: 15px; border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--qodes-orange-end);
}
.step code {
  display: block;
  font: 400 13px/1 var(--font-mono);
  color: var(--qodes-orange-end);
  margin-bottom: 16px;
}
.step h3 { font-size: 1.75rem; margin-bottom: 12px; }
.step p { color: var(--text-2); font-size: 16px; }

/* CTA */
.cta {
  position: relative;
  padding: clamp(110px, 16vw, 200px) 0;
  overflow: hidden;
  isolation: isolate;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 70% at 50% 100%, rgba(243, 88, 21, 0.25), transparent 70%),
    var(--bg);
}
.cta__inner { display: flex; flex-direction: column; align-items: center; }
.cta__title {
  font-size: clamp(2.8rem, 8vw, 6.4rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
  margin-bottom: 24px;
}
.cta__lead { color: var(--text-2); font-size: 19px; margin-bottom: 40px; }
.cta__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.cta__iso {
  position: absolute; z-index: -1;
  left: 50%; top: 50%;
  width: min(110vw, 1200px);
  translate: -50% -45%;
  opacity: 0.05;
  pointer-events: none;
}
.copy.is-done { box-shadow: inset 0 0 0 1px #4ADE80; color: #4ADE80; }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 36px 0; }
.footer__inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 20px;
}
.footer .brand__iso { width: 32px; }
.footer .brand__word { font-size: 18px; }
.footer__meta { font-size: 14px; color: var(--text-3); }
.footer__meta a { color: var(--text-2); text-decoration: none; }
.footer__meta a:hover { color: var(--qodes-orange-end); }

/* ---------- Animación de entrada ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
  transition-delay: var(--d, 0s);
}
.js .reveal.is-in { opacity: 1; transform: none; }
.js .terminal.reveal.is-in { transform: perspective(1200px) rotateY(-8deg) rotateX(4deg); }
.js .terminal.reveal.is-in:hover { transform: perspective(1200px) rotateY(0) rotateX(0); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__lead { max-width: 46ch; }
  .terminal, .js .terminal.reveal.is-in { transform: none; }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 48px; }
  .steps::before { display: none; }
}

@media (max-width: 760px) {
  .nav__toggle { display: block; }
  .nav__links {
    position: fixed; inset: 76px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 12px var(--gutter) 24px;
    background: rgba(22, 27, 32, 0.97);
    -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px);
    opacity: 0; visibility: hidden;
    transition: opacity .25s, transform .25s var(--ease), visibility .25s;
  }
  .nav__links.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav__links a:not(.btn) { font-size: 20px; padding: 16px 0; border-bottom: 1px solid var(--line); color: var(--text); }
  .nav__links a:not(.btn)::after { display: none; }
  .nav__links .btn { margin-top: 20px; justify-content: center; height: 52px; }
  .nav.menu-open { background: rgba(22, 27, 32, 0.97); }

  .cards { grid-template-columns: 1fr; }
  .card__num { margin-bottom: 28px; }
  .manifesto__list li { grid-template-columns: 1fr; }
  .manifesto__list li::before { grid-row: auto; padding: 0 0 12px; }
  .steps { grid-template-columns: 1fr; }
  .terminal__body { min-height: 260px; font-size: 13px; }
  .hero__iso { width: 110vw; right: -30vw; bottom: -20vw; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 420px) {
  .hero__cta .btn, .cta__actions .btn { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}