/* CyberFuturo — Aprende tecnología al revés
 * Dracula-inspired brand palette, monospace-first typography.
 */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  --bg:        #1e1e2e;
  --surface:   #282a36;
  --surface-2: #2d2d3a;
  --border:    #44475a;
  --text:      #f8f8f2;
  --text-dim:  #bdbdd4;
  --muted:     #6272a4;
  --accent:    #bd93f9;   /* Dracula purple */
  --accent-2:  #8be9fd;   /* cyan */
  --success:   #50fa7b;   /* green */
  --danger:    #ff5555;   /* red */
  --warn:      #f1fa8c;   /* yellow */
  --pink:      #ff79c6;
  --orange:    #ffb86c;
  --max:       880px;
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ----- Header ------------------------------------------------------------- */

.site-header {
  border-bottom: 1px solid var(--border);
  padding: 18px 24px;
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: rgba(30, 30, 46, 0.92);
}

.site-header-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.brand {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.brand-prompt {
  color: var(--success);
}
.brand-name span { color: var(--accent); }

.nav {
  display: flex;
  gap: 22px;
  font-size: 14px;
  align-items: center;
}
.nav a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.15s;
}
.nav a:hover { color: var(--accent); }

.lang-switcher {
  display: inline-flex;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
}
.lang-switcher a {
  color: var(--muted);
  text-decoration: none;
}
.lang-switcher a.active {
  color: var(--accent);
  font-weight: 600;
}
.lang-switcher a:hover { color: var(--accent); }

/* ----- Main layout -------------------------------------------------------- */

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 64px 24px 100px;
}

section {
  margin-bottom: 72px;
}

h1, h2, h3 {
  letter-spacing: -0.01em;
  color: var(--text);
  line-height: 1.2;
}

h1 {
  font-size: 44px;
  font-weight: 700;
  margin: 0 0 22px;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 26px;
  margin: 0 0 20px;
  padding-left: 18px;
  border-left: 3px solid var(--accent);
}

h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 28px 0 10px;
}

p {
  margin: 0 0 16px;
  color: var(--text-dim);
}

a { color: var(--accent-2); }
a:hover { color: var(--accent); }

strong { color: var(--text); font-weight: 600; }
em { color: var(--warn); font-style: normal; }

/* ----- Hero --------------------------------------------------------------- */

.hero {
  padding: 24px 0 32px;
}

.hero .prompt-line {
  font-size: 14px;
  color: var(--success);
  margin-bottom: 16px;
  font-weight: 500;
}
.hero .prompt-line .muted { color: var(--muted); }
.hero .prompt-line .flash {
  color: var(--accent-2);
  animation: pulse 1.4s ease-in-out infinite;
}

.hero h1 {
  font-size: 48px;
  line-height: 1.1;
}
.hero h1 .hl {
  background: linear-gradient(90deg, var(--accent), var(--pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .tagline {
  font-size: 18px;
  color: var(--text-dim);
  margin: 18px 0 30px;
  max-width: 760px;
}
.hero .tagline strong { color: var(--text); font-weight: 600; }

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 32px 0 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.08s ease, background 0.12s;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: #a77bff;
  color: var(--bg);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn svg { width: 18px; height: 18px; }

/* ----- Terminal / code blocks --------------------------------------------- */

.terminal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin: 24px 0 32px;
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.25);
}

.terminal-bar {
  background: var(--surface-2);
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.terminal-bar .dots {
  display: inline-flex;
  gap: 6px;
}
.terminal-bar .dot {
  width: 11px; height: 11px; border-radius: 50%;
}
.terminal-bar .dot-r { background: #ff5f56; }
.terminal-bar .dot-y { background: #ffbd2e; }
.terminal-bar .dot-g { background: #27c93f; }
.terminal-bar .title { margin-left: auto; font-size: 11px; }

.terminal-body {
  padding: 18px 18px 22px;
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.tline { display: block; }
.tprompt { color: var(--success); }
.tpath   { color: var(--accent-2); }
.tflag   { color: var(--pink); }
.tcomment{ color: var(--muted); font-style: italic; }
.tok     { color: var(--success); }
.tfail   { color: var(--danger); }
.tinfo   { color: var(--warn); }
.tout    { color: var(--text-dim); }
.tcursor { color: var(--accent-2); animation: blink 1.1s steps(1) infinite; }

@keyframes blink { 50% { opacity: 0; } }
@keyframes pulse { 50% { opacity: 0.4; } }

code {
  font-family: inherit;
  background: var(--surface);
  color: var(--accent-2);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.92em;
  border: 1px solid var(--border);
}

pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 14px;
  margin: 16px 0;
}
pre code { background: transparent; border: 0; padding: 0; color: var(--text); }

/* ----- Feature grid ------------------------------------------------------- */

.stack-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
  display: grid;
  gap: 0;
}
.stack-list li {
  padding: 18px 0;
  border-top: 1px dashed var(--border);
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  align-items: baseline;
}
.stack-list li:first-child { border-top: 0; }
.stack-list .layer {
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.05em;
}
.stack-list .title { font-weight: 600; color: var(--text); }
.stack-list p { margin: 4px 0 0; font-size: 14px; color: var(--text-dim); }

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 24px 0;
}
.steps li {
  counter-increment: step;
  padding: 12px 0 12px 52px;
  position: relative;
  border-bottom: 1px dashed var(--border);
}
.steps li:last-child { border-bottom: 0; }
.steps li::before {
  content: "0" counter(step);
  position: absolute;
  left: 0; top: 12px;
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
}
.steps .title { font-weight: 600; color: var(--text); display: block; margin-bottom: 2px; }
.steps p { margin: 0; font-size: 14px; }

/* ----- Curriculum list ---------------------------------------------------- */

.curriculum {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}
.curriculum li {
  padding: 16px 18px;
  margin: 10px 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  display: grid;
  grid-template-columns: 38px 1fr auto;
  gap: 16px;
  align-items: center;
  font-size: 14px;
}
.curriculum .num {
  color: var(--muted);
  font-weight: 700;
  font-size: 14px;
}
.curriculum .name { color: var(--text); font-weight: 600; }
.curriculum .desc { display: block; font-size: 13px; color: var(--text-dim); margin-top: 2px; font-weight: normal; }
.curriculum .time {
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}
.curriculum li.locked {
  opacity: 0.55;
  border-left-color: var(--muted);
}

/* ----- Waitlist form ------------------------------------------------------ */

.waitlist {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 30px 28px;
  margin: 48px 0 10px;
}

.waitlist h2 {
  margin-top: 0;
  border-left: 0;
  padding-left: 0;
  font-size: 22px;
}
.waitlist p { margin-bottom: 20px; }

.waitlist form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.waitlist input[type="email"] {
  flex: 1;
  min-width: 240px;
  padding: 11px 14px;
  font-size: 15px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
}
.waitlist input[type="email"]:focus {
  outline: none;
  border-color: var(--accent);
}
.waitlist button {
  padding: 11px 22px;
  font-size: 15px;
  font-weight: 600;
  background: var(--accent);
  color: var(--bg);
  border: 1px solid var(--accent);
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
}
.waitlist button:hover { background: #a77bff; }

.waitlist .consent-label {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 16px 0 0;
  font-size: 13px;
  color: var(--text-dim);
}
.waitlist .consent-label input { accent-color: var(--accent); }

.waitlist .fineprint {
  font-size: 12px;
  color: var(--muted);
  margin: 16px 0 0;
}

/* ----- Footer ------------------------------------------------------------- */

.footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 40px 24px 60px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.footer a { color: var(--text-dim); }
.footer a:hover { color: var(--accent); }
.footer strong { color: var(--text); }

/* ----- Utility ------------------------------------------------------------ */

.muted { color: var(--muted); }
.text-dim { color: var(--text-dim); }
.mono { font-family: inherit; }

hr {
  border: 0;
  border-top: 1px dashed var(--border);
  margin: 40px 0;
}

/* ----- Mobile ------------------------------------------------------------- */

@media (max-width: 640px) {
  .hero h1 { font-size: 34px; }
  h1 { font-size: 34px; }
  h2 { font-size: 22px; }
  .hero .tagline { font-size: 16px; }
  main { padding: 40px 20px 70px; }
  .waitlist { padding: 22px 18px; }
  .cta-row .btn { flex: 1; justify-content: center; }
  .curriculum li { grid-template-columns: 32px 1fr; }
  .curriculum .time { grid-column: 2; margin-top: 4px; }
  .nav { gap: 14px; font-size: 13px; }
}