/* =========================================================
   TOKENS
   ========================================================= */
:root{
  --bg:            #0A0F1C;
  --bg-panel:      #0F1826;
  --bg-panel-2:    #141F30;
  --border:        #1E2D42;
  --border-soft:   #16223580;

  --text-primary:  #E4E9F2;
  --text-secondary:#8B98AC;
  --text-muted:    #5B6478;

  --cyan:   #4CC9F0;
  --cyan-dim: #4CC9F022;
  --amber:  #FFB84D;
  --amber-dim: #FFB84D22;
  --green:  #4ADE80;
  --green-dim: #4ADE8022;
  --red:    #FF6B6B;

  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
  --font-sans: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;

  --radius: 10px;
  --max-width: 1120px;
}

/* =========================================================
   RESET
   ========================================================= */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
ul{ list-style: none; margin: 0; padding: 0; }
a{ color: inherit; text-decoration: none; }
h1,h2,h3,h4{ margin: 0; font-family: var(--font-mono); font-weight: 700; letter-spacing: -0.01em; }
p{ margin: 0; }

.text-cyan{ color: var(--cyan); }

.skip-link{
  position: absolute; left: -999px; top: 0;
  background: var(--cyan); color: var(--bg); padding: 10px 16px; z-index: 999;
}
.skip-link:focus{ left: 16px; top: 16px; border-radius: 6px; }

:focus-visible{
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  html{ scroll-behavior: auto; }
}

/* =========================================================
   LAYOUT HELPERS
   ========================================================= */
.section{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 96px 24px;
}
.section__head{ margin-bottom: 48px; }

.eyebrow{
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}
.section__head h2{
  font-size: clamp(24px, 3vw, 32px);
  color: var(--text-primary);
}

.dot-sep{ color: var(--text-muted); margin: 0 6px; }

/* =========================================================
   BADGES / TAGS
   ========================================================= */
.badge{
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
}
.badge--green{ color: var(--green); background: var(--green-dim); border-color: #4ADE8044; }
.badge--cyan{  color: var(--cyan);  background: var(--cyan-dim);  border-color: #4CC9F044; }
.badge--amber{ color: var(--amber); background: var(--amber-dim); border-color: #FFB84D44; }

.tags{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.tags li{
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-secondary);
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 6px;
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  padding: 13px 22px;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn--primary{
  background: var(--cyan);
  color: #061019;
}
.btn--primary:hover{ background: #6ad4f5; }
.btn--ghost{
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border);
}
.btn--ghost:hover{ border-color: var(--cyan); color: var(--cyan); }

/* =========================================================
   NAV
   ========================================================= */
.nav{
  position: sticky;
  top: 0;
  z-index: 100;
  background: #0A0F1CCC;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}
.nav__inner{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo{
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  color: var(--text-primary);
}
.nav__logo-accent{ color: var(--cyan); }
.nav__logo-muted{ color: var(--text-muted); }

.nav__links{
  display: flex;
  align-items: center;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--text-secondary);
}
.nav__links a:hover{ color: var(--cyan); }
.nav__cta{
  color: var(--cyan) !important;
  border: 1px solid #4CC9F055;
  padding: 7px 14px;
  border-radius: 6px;
}
.nav__cta:hover{ background: var(--cyan-dim); }

.nav__toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px; height: 32px;
  background: none; border: none; cursor: pointer;
}
.nav__toggle span{
  display: block; height: 2px; width: 100%;
  background: var(--text-primary);
  border-radius: 2px;
}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 72px 24px 96px;
}
.hero__grid{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.hero__status{
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--green);
  background: var(--green-dim);
  border: 1px solid #4ADE8033;
  padding: 7px 12px;
  border-radius: 999px;
  margin-bottom: 28px;
}
.status-dot{
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(74,222,128,0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse{
  0%   { box-shadow: 0 0 0 0 rgba(74,222,128,0.55); }
  70%  { box-shadow: 0 0 0 8px rgba(74,222,128,0); }
  100% { box-shadow: 0 0 0 0 rgba(74,222,128,0); }
}

.hero__name{
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.08;
  margin-bottom: 18px;
}
.hero__role{
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 17px);
  color: var(--text-secondary);
  margin-bottom: 20px;
}
.hero__pitch{
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 52ch;
  margin-bottom: 32px;
}
.hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}
.hero__meta{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}

/* ---- console (signature element) ---- */
.console{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 60px -20px #00000090;
}
.console__bar{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  background: var(--bg-panel-2);
  border-bottom: 1px solid var(--border);
}
.console__dot{ width: 10px; height: 10px; border-radius: 50%; }
.console__dot--red{ background: var(--red); }
.console__dot--amber{ background: var(--amber); }
.console__dot--green{ background: var(--green); }
.console__title{
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  margin-left: 8px;
}
.console__body{
  padding: 20px 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.9;
  min-height: 260px;
  white-space: pre-wrap;
  word-break: break-word;
}
.console__line{ display: block; }
.lvl-INFO{  color: var(--text-secondary); }
.lvl-WARN{  color: var(--amber); }
.lvl-ALERT{ color: var(--red); font-weight: 600; }
.lvl-OK{    color: var(--green); }
.console__cursor{
  display: inline-block;
  width: 7px; height: 14px;
  background: var(--cyan);
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}
@keyframes blink{ 50%{ opacity: 0; } }

/* =========================================================
   MODULES (skills)
   ========================================================= */
.modules{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.module{
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.module__head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.module__head h3{ font-size: 16px; }
.module__desc{ color: var(--text-secondary); font-size: 14px; }

/* =========================================================
   CASES (proyectos)
   ========================================================= */
.cases{ display: flex; flex-direction: column; gap: 20px; }
.case{
  display: grid;
  grid-template-columns: 140px 1fr;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.case__id{
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  background: var(--bg-panel-2);
  border-right: 1px solid var(--border);
  padding: 26px 20px;
}
.case__content{ padding: 26px 28px; }
.case__top{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}
.case__top h3{ font-size: 19px; }
.case__content p{ color: var(--text-secondary); font-size: 14.5px; max-width: 68ch; }
.case__link{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--cyan);
  border-bottom: 1px solid transparent;
}
.case__link:hover{ border-color: var(--cyan); }

/* =========================================================
   TIMELINE (experiencia)
   ========================================================= */
.timeline{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 40px;
  padding-left: 28px;
  border-left: 1px solid var(--border);
}
.timeline__item{ position: relative; }
.timeline__item::before{
  content: "";
  position: absolute;
  left: -33px;
  top: 4px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px #0A0F1C, 0 0 0 5px var(--border);
}
.timeline__time{
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--cyan);
  margin-bottom: 8px;
}
.timeline__content h3{ font-size: 17px; margin-bottom: 4px; }
.timeline__org{
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.timeline__content ul{
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.timeline__content li{
  color: var(--text-secondary);
  font-size: 14.5px;
  padding-left: 18px;
  position: relative;
}
.timeline__content li::before{
  content: "›";
  position: absolute; left: 0; top: 0;
  color: var(--cyan);
}

/* =========================================================
   CERTIFICATIONS
   ========================================================= */
.certs{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.cert{
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 18px;
}
.cert__check{
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.4;
}
.cert h4{
  font-family: var(--font-sans);
  font-size: 14.5px;
  font-weight: 600;
  margin-bottom: 3px;
}
.cert p{ font-size: 13px; color: var(--text-muted); }

/* =========================================================
   CONTACT
   ========================================================= */
.section--contact{ padding-bottom: 64px; }
.contact{
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.contact h2{ font-size: clamp(24px, 3.4vw, 34px); margin: 6px 0 14px; }
.contact__sub{ color: var(--text-secondary); margin-bottom: 36px; }
.contact__links{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 24px 48px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-muted);
  border-top: 1px solid var(--border-soft);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 900px){
  .hero__grid{ grid-template-columns: 1fr; }
  .modules{ grid-template-columns: 1fr; }
  .certs{ grid-template-columns: 1fr; }
  .case{ grid-template-columns: 1fr; }
  .case__id{ border-right: none; border-bottom: 1px solid var(--border); padding: 14px 20px; }
}

@media (max-width: 720px){
  .nav__links{
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 24px 20px;
    display: none;
  }
  .nav__links.is-open{ display: flex; }
  .nav__links a{ width: 100%; padding: 12px 0; border-bottom: 1px solid var(--border-soft); }
  .nav__cta{ margin-top: 10px; text-align: center; }
  .nav__toggle{ display: flex; }
  .section{ padding: 64px 20px; }
  .hero{ padding: 48px 20px 64px; }
}