/* ═══════════════════════════════════════════════════════════
   quiroga.io — main stylesheet
   Dark executive · JetBrains Mono + Syne · Blue accent #60a5fa
═══════════════════════════════════════════════════════════ */

/* ── TOKENS ── */
:root {
  --bg:          #0a0a0f;
  --bg-1:        #0f0f17;
  --bg-2:        #13131e;
  --bg-3:        #1a1a28;
  --border:      rgba(96, 165, 250, 0.12);
  --border-dim:  rgba(255, 255, 255, 0.06);

  --blue:        #60a5fa;
  --blue-dim:    rgba(96, 165, 250, 0.15);
  --blue-glow:   rgba(96, 165, 250, 0.25);

  --text:        #e2e8f0;
  --text-2:      #94a3b8;
  --text-3:      #475569;
  --text-inv:    #0a0a0f;

  --green:       #4ade80;
  --yellow:      #facc15;
  --red:         #f87171;

  --mono:        'JetBrains Mono', 'Fira Code', monospace;
  --display:     'Syne', sans-serif;

  --radius:      4px;
  --radius-lg:   8px;
  --nav-h:       64px;

  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--blue); text-decoration: none; transition: opacity 0.2s; }
a:hover { opacity: 0.8; }

em { color: var(--blue); font-style: normal; }

img { max-width: 100%; display: block; }

::selection { background: var(--blue-dim); color: var(--blue); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue-dim); }


/* ════════════════════════════════════════════════════
   NAV
════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  transition: background 0.3s, border-color 0.3s;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(12px);
  border-color: var(--border-dim);
}

.nav__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav__logo-bracket { color: var(--blue); }
.nav__logo-ext { color: var(--text-2); }

.nav__links {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}

.nav__link {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-2);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius);
  transition: color 0.2s, background 0.2s;
  letter-spacing: 0.02em;
}

.nav__link:hover {
  color: var(--text);
  background: var(--border-dim);
  opacity: 1;
}

.nav__link--blog {
  color: var(--blue);
  border: 1px solid var(--border);
}
.nav__link--blog:hover {
  background: var(--blue-dim);
  color: var(--blue);
}

.nav__link--active {
  color: var(--text);
  background: var(--border-dim);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-2);
  transition: transform 0.3s, opacity 0.3s;
}


/* ════════════════════════════════════════════════════
   HERO
════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(96,165,250,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(96,165,250,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
}
.hero__glow--1 {
  width: 600px; height: 600px;
  top: -100px; right: -100px;
  background: radial-gradient(circle, rgba(96,165,250,0.3) 0%, transparent 70%);
  animation: pulse 8s ease-in-out infinite;
}
.hero__glow--2 {
  width: 400px; height: 400px;
  bottom: 0; left: 10%;
  background: radial-gradient(circle, rgba(96,165,250,0.15) 0%, transparent 70%);
  animation: pulse 12s ease-in-out infinite reverse;
}

@keyframes pulse {
  0%, 100% { transform: scale(1) translate(0,0); opacity: 0.35; }
  50%       { transform: scale(1.1) translate(20px, -20px); opacity: 0.5; }
}

.hero__inner {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 6rem 2rem 4rem;
  width: 100%;
}

.hero__meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  color: var(--green);
  border: 1px solid rgba(74, 222, 128, 0.3);
  padding: 0.3rem 0.75rem;
  border-radius: 100px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero__badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.2; }
}

.hero__location {
  font-size: 0.7rem;
  color: var(--text-3);
  letter-spacing: 0.05em;
}

.hero__name {
  font-family: var(--display);
  font-size: clamp(3.5rem, 9vw, 7rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero__name-first {
  display: block;
  color: var(--text);
}
.hero__name-last {
  display: block;
  color: var(--blue);
  -webkit-text-stroke: 1px var(--blue);
}

.hero__role {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--text-2);
  margin-bottom: 0.5rem;
  font-weight: 400;
}

.hero__tagline {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-3);
  letter-spacing: 0.03em;
  margin-bottom: 2.5rem;
}

.hero__cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

/* ── TERMINAL ── */
.hero__terminal {
  max-width: 540px;
}

.terminal {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 0 40px rgba(96,165,250,0.08);
}

.terminal--small {
  max-width: 400px;
}

.terminal__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.65rem 1rem;
  background: var(--bg-3);
  border-bottom: 1px solid var(--border-dim);
}

.terminal__dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.terminal__dot--red    { background: #ff5f57; }
.terminal__dot--yellow { background: #febc2e; }
.terminal__dot--green  { background: #28c840; }

.terminal__title {
  margin-left: auto;
  font-size: 0.65rem;
  color: var(--text-3);
}

.terminal__body {
  padding: 1rem 1.25rem;
  font-size: 0.75rem;
  line-height: 1.8;
}

.terminal__line {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.terminal__prompt { color: var(--blue); }
.terminal__cmd    { color: var(--text); }
.terminal__cursor {
  color: var(--blue);
  animation: blink 1s step-end infinite;
}

.terminal__output {
  color: var(--text-2);
  margin-top: 0.5rem;
  min-height: 3.5rem;
}

.terminal__muted { color: var(--text-3); font-style: italic; }


/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s var(--ease-out);
  letter-spacing: 0.02em;
}

.btn--primary {
  background: var(--blue);
  color: var(--text-inv);
  border-color: var(--blue);
}
.btn--primary:hover {
  opacity: 1;
  background: #93c5fd;
  border-color: #93c5fd;
  box-shadow: 0 0 20px var(--blue-glow);
}

.btn--ghost {
  background: transparent;
  color: var(--text-2);
  border-color: var(--border);
}
.btn--ghost:hover {
  opacity: 1;
  color: var(--text);
  border-color: var(--blue);
  background: var(--blue-dim);
}


/* ════════════════════════════════════════════════════
   SECTIONS (shared)
════════════════════════════════════════════════════ */
.section {
  padding: 6rem 0;
  position: relative;
}

.section__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section__label {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--blue);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  opacity: 0.7;
}

.section__title {
  font-family: var(--display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 3rem;
  letter-spacing: -0.02em;
}


/* ════════════════════════════════════════════════════
   ABOUT
════════════════════════════════════════════════════ */
.about {
  background: var(--bg-1);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 5rem;
  align-items: start;
}

.about__heading {
  font-family: var(--display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.75rem;
  color: var(--text);
}

.about__text p {
  color: var(--text-2);
  margin-bottom: 1rem;
  font-size: 0.875rem;
  line-height: 1.9;
}

.about__link {
  color: var(--blue);
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
}

.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat {
  padding: 1.5rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: border-color 0.2s;
}
.stat:hover { border-color: var(--blue); }

.stat__num {
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--blue);
  line-height: 1;
}

.stat__label {
  font-size: 0.65rem;
  color: var(--text-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}


/* ════════════════════════════════════════════════════
   SKILLS
════════════════════════════════════════════════════ */
.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}

.skill-group {
  background: var(--bg-2);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color 0.2s;
}
.skill-group:hover { border-color: var(--border); }

.skill-group__category {
  font-size: 0.65rem;
  color: var(--blue);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-weight: 500;
}

.skill-group__items {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.skill-tag {
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  background: var(--bg-3);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  color: var(--text-2);
  letter-spacing: 0.02em;
}


/* ════════════════════════════════════════════════════
   EXPERIENCE / TIMELINE
════════════════════════════════════════════════════ */
.experience {
  background: var(--bg-1);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
}

.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom, var(--blue), transparent);
}

.timeline__item {
  position: relative;
  padding-bottom: 3.5rem;
}
.timeline__item:last-child { padding-bottom: 0; }

.timeline__marker {
  position: absolute;
  left: -2.3rem;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--blue);
  box-shadow: 0 0 10px var(--blue-glow);
}

.timeline__content {
  background: var(--bg-2);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: border-color 0.2s;
}
.timeline__content:hover { border-color: var(--border); }

.timeline__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.timeline__role {
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.timeline__company {
  font-size: 0.75rem;
  color: var(--blue);
}

.timeline__meta {
  text-align: right;
}

.timeline__period {
  display: block;
  font-size: 0.7rem;
  color: var(--text-3);
  margin-bottom: 0.2rem;
}

.timeline__location {
  font-size: 0.7rem;
  color: var(--text-3);
}

.timeline__highlights {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.timeline__highlights li {
  font-size: 0.8rem;
  color: var(--text-2);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.7;
}

.timeline__highlights li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--blue);
  opacity: 0.6;
}


/* ════════════════════════════════════════════════════
   CONTACT
════════════════════════════════════════════════════ */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 5rem;
  align-items: start;
}

.contact__heading {
  font-family: var(--display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 1.25rem;
}

.contact__text p {
  font-size: 0.875rem;
  color: var(--text-2);
  margin-bottom: 2rem;
  line-height: 1.9;
}

.contact__links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  background: var(--bg-2);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  transition: border-color 0.2s, background 0.2s;
}
.contact__item:hover {
  opacity: 1;
  border-color: var(--blue);
  background: var(--blue-dim);
}

.contact__item-label {
  font-size: 0.65rem;
  color: var(--blue);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  min-width: 60px;
}

.contact__item-value {
  font-size: 0.75rem;
  color: var(--text-2);
}

/* VCARD */
.vcard {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 0 40px rgba(96,165,250,0.06);
}

.vcard__header {
  padding: 0.75rem 1.25rem;
  background: var(--bg-3);
  border-bottom: 1px solid var(--border-dim);
  font-size: 0.75rem;
  color: var(--text-2);
}

.vcard__header span { color: var(--blue); margin-right: 0.5rem; }

.vcard__body { padding: 1.25rem; }

.vcard__row {
  display: flex;
  gap: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-dim);
  font-size: 0.75rem;
}
.vcard__row:last-child { border-bottom: none; }

.vcard__key {
  color: var(--text-3);
  min-width: 80px;
}

.vcard__val { color: var(--text); }
.vcard__val--green { color: var(--green); }
.vcard__val a { color: var(--blue); }


/* ════════════════════════════════════════════════════
   FOOTER
════════════════════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--border-dim);
  padding: 1.5rem 0;
}

.footer__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__copy, .footer__domain {
  font-size: 0.7rem;
  color: var(--text-3);
}

.footer__sep { color: var(--text-3); margin: 0 0.5rem; }

.footer__right {
  display: flex;
  gap: 1.25rem;
}

.footer__link {
  font-size: 0.7rem;
  color: var(--text-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.footer__link:hover { color: var(--blue); opacity: 1; }


/* ════════════════════════════════════════════════════
   BLOG
════════════════════════════════════════════════════ */
.blog-list {
  min-height: 70vh;
}

.blog-list__sub {
  font-size: 0.875rem;
  color: var(--text-2);
  margin-top: -2rem;
  margin-bottom: 3rem;
}

.posts {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.post-card {
  background: var(--bg-2);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: border-color 0.2s;
}
.post-card:hover { border-color: var(--border); }

.post-card__meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.post-card__date {
  font-size: 0.7rem;
  color: var(--text-3);
  letter-spacing: 0.05em;
}

.post-card__tags {
  display: flex;
  gap: 0.4rem;
}

.post-tag {
  font-size: 0.65rem;
  padding: 0.15rem 0.5rem;
  background: var(--blue-dim);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--blue);
}

.post-card__title {
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.post-card__title a { color: var(--text); }
.post-card__title a:hover { color: var(--blue); opacity: 1; }

.post-card__summary {
  font-size: 0.8rem;
  color: var(--text-2);
  margin-bottom: 1rem;
  line-height: 1.8;
}

.post-card__read {
  font-size: 0.7rem;
  color: var(--blue);
  letter-spacing: 0.05em;
}

.blog-empty {
  margin-top: 1rem;
}

/* ── SINGLE POST ── */
.post__inner {
  max-width: 720px;
}

.post__back {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--text-3);
  margin-bottom: 2rem;
  transition: color 0.2s;
}
.post__back:hover { color: var(--blue); opacity: 1; }

.post__header {
  margin-bottom: 3rem;
}

.post__title {
  font-family: var(--display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  margin-top: 0.5rem;
}

.post__meta {
  font-size: 0.75rem;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.post__sep { color: var(--border); }

/* prose */
.prose {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--text-2);
}

.prose h2, .prose h3 {
  font-family: var(--display);
  color: var(--text);
  margin: 2.5rem 0 1rem;
  letter-spacing: -0.01em;
}
.prose h2 { font-size: 1.4rem; }
.prose h3 { font-size: 1.1rem; }

.prose p { margin-bottom: 1.25rem; }

.prose a { color: var(--blue); border-bottom: 1px solid var(--border); }
.prose a:hover { opacity: 0.8; }

.prose code {
  font-family: var(--mono);
  font-size: 0.8rem;
  background: var(--bg-3);
  border: 1px solid var(--border-dim);
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius);
  color: var(--blue);
}

.prose pre {
  background: var(--bg-2);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}
.prose pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text);
}

.prose ul, .prose ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}
.prose li { margin-bottom: 0.4rem; }

.prose blockquote {
  border-left: 2px solid var(--blue);
  padding-left: 1.25rem;
  color: var(--text-3);
  font-style: italic;
  margin: 1.5rem 0;
}

.post__footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-dim);
}


/* ════════════════════════════════════════════════════
   SCROLL REVEAL
════════════════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}


/* ════════════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .about__grid,
  .contact__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about__stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .timeline__header {
    flex-direction: column;
  }

  .timeline__meta {
    text-align: left;
  }
}

@media (max-width: 640px) {
  .nav__links {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(10,10,15,0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-dim);
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.25rem;
  }
  .nav__links.open { display: flex; }
  .nav__toggle { display: flex; }

  .hero__name {
    font-size: clamp(2.5rem, 12vw, 4rem);
  }

  .about__stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__inner {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}