/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg:         #FAFAF8;
  --ink:        #0F0F0F;
  --ink-soft:   #6B6B6B;
  --accent:     #1A6B45;
  --accent-dim: rgba(26, 107, 69, 0.14);
  --line:       #E0E0DA;

  /* Dark section palette */
  --dark-bg:    #1E3828;
  --dark-bg-2:  #253F30;
  --dark-ink:   #EDF2EE;
  --dark-soft:  rgba(237, 242, 238, 0.55);
  --dark-line:  rgba(237, 242, 238, 0.1);

  --sans: 'Inter', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', 'Courier New', monospace;

  --nav-h:       64px;
  --section-pad: clamp(5rem, 10vw, 8rem);
  --max-w:       1200px;
  --gutter:      clamp(1.25rem, 5vw, 3.5rem);

  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-expo:  cubic-bezier(0.19, 1, 0.22, 1);
  --ease-soft:  cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }

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

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
/* picture hereda el display del contexto; estos helpers evitan saltos de layout */
.hero-photo-frame picture { display: contents; }
.project-img-wrap picture { display: block; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; padding: 0; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.025em; }

::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* =============================================================
   3. Utilidades
   ============================================================= */
.scroll-progress {
  position: fixed;
  top: 0; left: 0; z-index: 500;
  height: 2px; width: 0%;
  background: linear-gradient(90deg, var(--accent), rgba(34, 139, 90, 0.8));
  pointer-events: none;
  transform-origin: left;
  transition: width 0.08s linear;
}

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1.25rem; background: var(--ink); color: var(--bg);
  z-index: 9999; border-radius: 2px; font-size: 0.875rem; font-weight: 500;
  transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }

.section-dark {
  background: var(--dark-bg);
  color: var(--dark-ink);
}

/* Reveal — CSS defensivo */
.reveal-from-left,
.reveal-from-right,
.reveal-fade,
.title-clip .section-title,
.skill-card,
.proj-from-left,
.proj-from-right,
.timeline-item,
.process-step {
  opacity: 1;
  transform: none;
}

/* =============================================================
   4. Nav
   ============================================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: var(--nav-h);
  background: rgba(6, 13, 8, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(26, 107, 69, 0.18);
  transition: background 0.3s, border-color 0.3s;
}

.nav.is-light {
  background: rgba(250, 250, 248, 0.93);
  border-bottom-color: var(--line);
}

.nav-inner {
  max-width: var(--max-w);
  margin: auto;
  padding: 0 var(--gutter);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  transition: opacity 0.2s;
  flex-shrink: 0;
}
.nav-logo:hover { opacity: 0.65; }

.nav-logo-mark {
  font-family: var(--sans);
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: -0.06em;
  color: #EDF2EE;
  line-height: 1;
}
.nav-logo-c { color: #86D2AC; }
.nav.is-light .nav-logo-mark { color: var(--ink); }
.nav.is-light .nav-logo-c { color: var(--accent); }

.nav-menu { display: flex; gap: clamp(1.25rem, 3vw, 2.5rem); align-items: center; }

.nav-link {
  display: flex; align-items: center; gap: 0.375em;
  font-size: 0.8125rem;
  color: rgba(237, 242, 238, 0.65);
  transition: color 0.25s var(--ease-out);
}
.nav-link:hover { color: #EDF2EE; }
.nav.is-light .nav-link { color: var(--ink-soft); }
.nav.is-light .nav-link:hover { color: var(--ink); }

.nav-num {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.05em;
  color: var(--accent);
  opacity: 0.8;
}

.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: flex-end;
  width: 36px; height: 36px; gap: 5px;
}
.nav-burger span {
  display: block; height: 1.5px;
  background: #EDF2EE;
  transition: transform 0.35s var(--ease-out), width 0.25s;
}
.nav.is-light .nav-burger span { background: var(--ink); }
.nav-burger span:first-child { width: 22px; }
.nav-burger span:last-child  { width: 14px; }
.nav-burger.is-open span:first-child { width: 22px; transform: translateY(6.5px) rotate(45deg); }
.nav-burger.is-open span:last-child  { width: 22px; transform: translateY(-6.5px) rotate(-45deg); }

/* =============================================================
   5. Marca lateral
   ============================================================= */
.side-brand {
  position: fixed;
  right: -3.5rem; top: 50%;
  transform: translateY(-50%) rotate(90deg);
  z-index: 100;
  pointer-events: none;
  display: none;
}
.side-brand span {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.2em;
  color: rgba(237, 242, 238, 0.35);
  white-space: nowrap;
}

/* =============================================================
   6. Hero — verde oscuro + red neuronal + giroscopio
   ============================================================= */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  padding-top: var(--nav-h);
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #060D09 0%, #0A1410 55%, #0D1A12 100%);
  position: relative;
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(26, 107, 69, 0.18) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  opacity: 0.5;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.hero-orb--1 {
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(26, 107, 69, 0.22) 0%, transparent 70%);
  top: 50%; left: 25%;
  transform: translate(-50%, -50%);
}
.hero-orb--2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(34, 139, 90, 0.18) 0%, transparent 70%);
  bottom: 10%; right: 10%;
}

.hero-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

/* --- Giroscopio orbital --- */
.hero-gyro {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  width: 230px;
  height: 230px;
  z-index: 1;
  pointer-events: none;
  perspective: 580px;
  opacity: 0; /* GSAP lo revela */
}
.hero-gyro-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
}
.hero-gyro-ring--1 {
  border: 1px solid rgba(134, 210, 172, 0.32);
  animation: gyro-1 18s linear infinite;
}
.hero-gyro-ring--2 {
  border: 1px solid rgba(26, 107, 69, 0.42);
  animation: gyro-2 27s linear infinite reverse;
}
.hero-gyro-ring--3 {
  border: 1px solid rgba(134, 210, 172, 0.18);
  animation: gyro-3 38s linear infinite;
}
.hero-gyro-core {
  position: absolute;
  top: 50%; left: 50%;
  width: 8px; height: 8px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: rgba(134, 210, 172, 0.70);
  box-shadow: 0 0 14px rgba(134, 210, 172, 0.50), 0 0 32px rgba(134, 210, 172, 0.22);
}
@keyframes gyro-1 {
  from { transform: rotateX(68deg) rotateZ(0deg); }
  to   { transform: rotateX(68deg) rotateZ(360deg); }
}
@keyframes gyro-2 {
  from { transform: rotateX(68deg) rotateY(60deg) rotateZ(0deg); }
  to   { transform: rotateX(68deg) rotateY(60deg) rotateZ(360deg); }
}
@keyframes gyro-3 {
  from { transform: rotateX(68deg) rotateY(120deg) rotateZ(0deg); }
  to   { transform: rotateX(68deg) rotateY(120deg) rotateZ(360deg); }
}

/* Hero content */
.hero-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: auto;
  padding: var(--section-pad) var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-photo-wrap { position: relative; }

.hero-photo-frame { position: relative; }

.hero-photo-frame::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--accent), rgba(26, 107, 69, 0.5), transparent 65%);
  z-index: -1;
}
.hero-photo-frame::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 19px;
  box-shadow: 0 0 50px rgba(26, 107, 69, 0.35), 0 0 100px rgba(26, 107, 69, 0.12);
  pointer-events: none;
  z-index: 1;
}

.hero-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: top center;
  border-radius: 16px;
  display: block;
  background: var(--dark-bg-2);
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(26, 107, 69, 0.25);
  position: relative;
  z-index: 0;
}

/* SVG de filtros — oculto visualmente */
.smoke-filters-def {
  position: absolute;
  width: 0; height: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Foto base — siempre visible por defecto (CSS defensivo: si JS no carga, se ve siempre) */
.hero-photo--base {
  position: relative;
  z-index: 1;
  opacity: 1;
}

/* Foto hover — encima, invisible por defecto (CSS defensivo) */
.hero-photo--hover {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  border-radius: inherit;
  z-index: 2;
  opacity: 0;
  pointer-events: none;
}

/* Filtros SVG activos (JS los añade en initPhotoHover) */
.hero-photo--base.is-smoke-out {
  filter: url(#smoke-dissolve-out);
  will-change: filter;
}
.hero-photo--hover.is-smoke-in {
  filter: url(#smoke-dissolve-in);
  opacity: 1;          /* el filtro controla la visibilidad, no el CSS */
  will-change: filter;
}

/* Partículas de humo — inyectadas por JS alrededor del frame */
.smoke-particle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 3;
  background: radial-gradient(circle,
    rgba(134, 210, 172, 0.60) 0%,
    rgba(26,  107,  69, 0.25) 45%,
    transparent 70%);
  filter: blur(20px);
  opacity: 0;
  will-change: transform, opacity;
}

.hero-text { display: flex; flex-direction: column; gap: 1.75rem; }

.hero-kicker {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
}

.hero-title {
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(3.75rem, 8.5vw, 7.5rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
  color: #EDF2EE;
  overflow: visible;
  padding-bottom: 0.06em;
}
.hero-title-l1 { display: block; overflow: visible; }
.hero-title-l2 {
  display: block;
  overflow: visible;
  padding-left: 0.08em;
  margin-top: 0.18em;
  color: var(--accent);
}

.hero-tagline {
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  line-height: 1.7;
  color: rgba(237, 242, 238, 0.65);
  max-width: 38ch;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  align-self: flex-start;
  font-size: 0.9375rem;
  font-weight: 500;
  color: #EDF2EE;
  border: 1px solid rgba(237, 242, 238, 0.25);
  padding: 0.7rem 1.4rem;
  border-radius: 3px;
  transition: background 0.3s var(--ease-out), border-color 0.3s, color 0.3s, transform 0.25s var(--ease-out);
}
.hero-cta:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}
.hero-cta-arrow { transition: transform 0.3s var(--ease-out); }
.hero-cta:hover .hero-cta-arrow { transform: translateY(3px); }

.hero-cta-group {
  display: flex;
  gap: 0.875rem;
  align-self: flex-start;
  flex-wrap: wrap;
}

.hero-cta--ghost {
  border-color: rgba(237, 242, 238, 0.12);
  color: rgba(237, 242, 238, 0.5);
}
.hero-cta--ghost:hover {
  background: rgba(237, 242, 238, 0.06);
  border-color: rgba(237, 242, 238, 0.2);
  color: rgba(237, 242, 238, 0.85);
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(134, 210, 172, 0.5); }
  60%       { box-shadow: 0 0 0 7px rgba(134, 210, 172, 0); }
}
.hero-available {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.14em;
  color: rgba(134, 210, 172, 0.65);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.hero-available::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #86D2AC;
  box-shadow: 0 0 8px rgba(134, 210, 172, 0.5);
  flex-shrink: 0;
  animation: pulse-dot 2.5s ease-in-out infinite;
}

/* =============================================================
   7. Marquee
   ============================================================= */
.marquee {
  overflow: hidden;
  padding: 0.9rem 0;
  background: var(--dark-bg);
  border-top: 1px solid rgba(26, 107, 69, 0.2);
  border-bottom: 1px solid rgba(26, 107, 69, 0.2);
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee-scroll 55s linear infinite;
}
.marquee-inner {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  color: rgba(134, 210, 172, 0.55);
  white-space: nowrap;
}
@keyframes marquee-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* =============================================================
   8. Secciones — base
   ============================================================= */
.section {
  position: relative;
  padding: var(--section-pad) 0;
  overflow: hidden;
}
.section-inner {
  max-width: var(--max-w);
  margin: auto;
  padding: 0 var(--gutter);
  position: relative;
  z-index: 1;
}

.section-watermark {
  position: absolute;
  top: -0.05em;
  left: calc(var(--gutter) - 0.05em);
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(8rem, 22vw, 18rem);
  color: rgba(26, 107, 69, 0.06);
  -webkit-text-stroke: 1.5px rgba(26, 107, 69, 0.28);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  z-index: 0;
  letter-spacing: -0.05em;
}
.section-dark .section-watermark {
  color: rgba(134, 210, 172, 0.05);
  -webkit-text-stroke: 1.5px rgba(134, 210, 172, 0.28);
}

.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  padding-top: clamp(2rem, 4vw, 3rem);
  overflow: hidden;
}

.title-clip { overflow: hidden; }

.section-title {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--ink);
  max-width: 22ch;
  display: block;
}
.section-dark .section-title { color: var(--dark-ink); }

.section-divider {
  border: none;
  border-top: 1px solid var(--line);
  margin: 0;
}
.section-divider--hidden {
  border-color: transparent;
  margin: 0;
}

/* =============================================================
   9. Sobre mí
   ============================================================= */
.about-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}
.lead-text {
  font-size: clamp(1rem, 1.2vw, 1.0625rem);
  line-height: 1.8;
  color: var(--ink-soft);
}
.timeline {
  padding-left: 1.25rem;
  border-left: 2px solid var(--accent-dim);
  display: flex; flex-direction: column; gap: 1.75rem;
}
.timeline-item {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1rem;
  align-items: baseline;
}
.timeline-year {
  font-family: var(--mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--accent);
}
.timeline-desc {
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--ink);
}

/* =============================================================
   10. Skills — cards glassmorphism sobre fondo oscuro
   ============================================================= */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.skill-card {
  padding: clamp(2rem, 4vw, 3rem);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(134, 210, 172, 0.12);
  position: relative;
  overflow: hidden;
  cursor: default;
  transition: background 0.4s var(--ease-out),
              border-color 0.4s var(--ease-out),
              transform 0.35s var(--ease-out);
  opacity: 1; transform: none;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 120px; height: 120px;
  background: radial-gradient(circle at top left,
    rgba(26, 107, 69, 0.25) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
}

.skill-card:hover {
  background: rgba(26, 107, 69, 0.1);
  border-color: rgba(134, 210, 172, 0.3);
  transform: translateY(-6px);
}
.skill-card:hover::before { opacity: 1; }

.skill-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    var(--accent) 0%, rgba(134, 210, 172, 0.4) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}
.skill-card:hover::after { transform: scaleX(1); }

.skill-icon {
  width: 44px; height: 44px;
  color: var(--accent);
  opacity: 0.8;
  flex-shrink: 0;
}

.skill-num {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.18em;
  color: rgba(134, 210, 172, 0.5);
  display: block;
}
.skill-name {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(1.125rem, 1.8vw, 1.375rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--dark-ink);
  transition: color 0.25s;
}
.skill-card:hover .skill-name { color: #86D2AC; }

.skill-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: auto;
}

.skill-pill {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  color: #86D2AC;
  background: rgba(26, 107, 69, 0.2);
  border: 1px solid rgba(134, 210, 172, 0.25);
  padding: 0.3rem 0.7rem;
  border-radius: 100px;
  white-space: nowrap;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.skill-card:hover .skill-pill {
  background: rgba(26, 107, 69, 0.35);
  border-color: rgba(134, 210, 172, 0.5);
  color: #EDF2EE;
}

.skill-copy {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--dark-soft);
}

.section-projects .skill-pill {
  color: var(--ink-soft);
  background: transparent;
  border-color: var(--line);
  border-radius: 2px;
}

/* =============================================================
   11. Proyectos — sección clara
   ============================================================= */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  border: none;
  border-radius: 0;
  overflow: visible;
  margin-bottom: 1.25rem;
}

.project-card {
  padding: clamp(1.75rem, 3.5vw, 2.75rem);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.35s var(--ease-out),
              transform 0.35s var(--ease-out),
              box-shadow 0.35s var(--ease-out);
  opacity: 1; transform: none;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}

.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(26,107,69,0.1),
              0 4px 12px rgba(26,107,69,0.08);
}
.project-card:hover::before {
  transform: scaleX(1);
}
.project-card:hover .project-name {
  color: var(--accent);
  transition: color 0.25s;
}
.project-card:hover .project-link {
  color: var(--accent);
  text-underline-offset: 7px;
}


.project-meta { display: flex; justify-content: space-between; align-items: baseline; }
.project-num {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  color: var(--accent);
  opacity: 0.8;
}
.project-client { font-size: 0.8125rem; color: var(--ink-soft); }
.project-name {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  letter-spacing: -0.025em;
  color: var(--ink);
  transition: color 0.25s;
}
.project-desc { font-size: 0.9375rem; line-height: 1.7; color: var(--ink-soft); flex: 1; }
.project-link {
  display: inline-block;
  font-size: 0.875rem; color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  align-self: flex-start;
  transition: color 0.25s, text-underline-offset 0.2s;
}
.project-link:hover { color: var(--accent); text-underline-offset: 7px; }

.project-img-wrap {
  border-radius: 6px;
  overflow: hidden;
  background: var(--accent-dim);
  margin-bottom: 0.25rem;
}
.project-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top;
  display: block;
  transition: transform 0.5s var(--ease-out);
}
.project-card:hover .project-img { transform: scale(1.03); }

.projects-internal {
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: clamp(1.5rem, 3vw, 2.25rem) clamp(1.75rem, 3.5vw, 2.75rem);
}
.projects-internal-text {
  font-size: 0.9375rem; line-height: 1.8;
  color: var(--ink-soft); max-width: 70ch;
}

/* =============================================================
   12. Proceso — sección oscura
   ============================================================= */
.process-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.process-step {
  padding: clamp(1.75rem, 3.5vw, 2.5rem);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(134,210,172,0.1);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  transition: background 0.4s var(--ease-out),
              border-color 0.4s var(--ease-out),
              transform 0.35s var(--ease-out);
  opacity: 1; transform: none;
}

.process-step::before {
  content: '';
  position: absolute;
  bottom: -0.15em;
  right: 0.15em;
  font-size: 8rem;
  font-weight: 900;
  line-height: 1;
  color: rgba(134,210,172,0.04);
  -webkit-text-stroke: 1px rgba(134,210,172,0.1);
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.04em;
  transition: color 0.4s, -webkit-text-stroke 0.4s;
}

.process-step:hover {
  background: rgba(26,107,69,0.1);
  border-color: rgba(134,210,172,0.3);
  transform: translateY(-5px);
}
.process-step:hover::before {
  color: rgba(134,210,172,0.07);
  -webkit-text-stroke: 1px rgba(134,210,172,0.2);
}
.process-step:hover .process-name {
  color: #86D2AC;
  transition: color 0.25s;
}

.process-step::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    var(--accent) 0%, rgba(134,210,172,0.4) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out);
}
.process-step:hover::after {
  transform: scaleX(1);
}

.process-num {
  font-family: var(--mono);
  font-size: 0.5625rem;
  letter-spacing: 0.18em;
  color: rgba(134,210,172,0.5);
  display: block;
}

.process-name {
  font-weight: 700;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  letter-spacing: -0.02em;
  color: var(--dark-ink);
  line-height: 1.25;
  transition: color 0.25s;
}

.process-desc {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--dark-soft);
}

/* =============================================================
   13. Contacto — sección clara
   ============================================================= */
.section-title--contact {
  font-size: clamp(4rem, 12vw, 9rem);
  letter-spacing: -0.05em;
  max-width: 100%;
}
.contact-sub {
  font-size: 1.0625rem;
  color: var(--ink-soft);
  max-width: 50ch;
  line-height: 1.6;
  margin-bottom: 3rem;
}
.contact-body { display: flex; flex-direction: column; gap: 2rem; }

.contact-email {
  display: inline-block;
  font-family: var(--mono);
  font-weight: 500;
  font-size: clamp(1.25rem, 3vw, 2.5rem);
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
  line-height: 1.2;
  word-break: break-all;
  transition: color 0.25s var(--ease-out), text-underline-offset 0.2s, transform 0.2s var(--ease-out);
}
.contact-email:hover {
  color: var(--accent);
  text-underline-offset: 10px;
  transform: translateX(5px);
}

/* Social pills */
.contact-secondary { display: flex; gap: 0.875rem; flex-wrap: wrap; align-items: center; }

.contact-social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.25s var(--ease-out), border-color 0.25s var(--ease-out), transform 0.2s var(--ease-out), background 0.25s var(--ease-out);
}
.contact-social-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(26, 107, 69, 0.08);
  transform: translateY(-3px);
}
.contact-social-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Dirección IMS */
.contact-location {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  text-transform: uppercase;
}
.contact-location-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  color: var(--accent);
  opacity: 0.7;
}

/* =============================================================
   14. Footer — oscuro
   ============================================================= */
.footer {
  border-top: 1px solid rgba(26, 107, 69, 0.15);
  padding: 1.75rem 0;
}
.footer-inner {
  max-width: var(--max-w); margin: auto;
  padding: 0 var(--gutter);
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; flex-wrap: wrap;
}
.footer-copy { font-size: 0.8125rem; color: var(--dark-soft); }
.footer-top {
  font-size: 0.8125rem;
  color: var(--dark-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.25s;
}
.footer-top:hover { color: var(--dark-ink); }

.footer-legal {
  font-size: 0.75rem;
  color: var(--dark-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
  opacity: 0.6;
  transition: opacity 0.2s;
}
.footer-legal:hover { opacity: 1; }

/* =============================================================
   15. Responsive
   ============================================================= */

/* --- Tablet: 720px – 1099px --------------------------------- */
@media (min-width: 720px) and (max-width: 1099px) {
  /* Hero: columnas asimétricas (foto más pequeña, texto más espacio) */
  .hero-inner {
    grid-template-columns: 2fr 3fr;
    gap: clamp(2rem, 4vw, 3.5rem);
  }
  .hero-gyro { width: 160px; height: 160px; right: 1%; }

  /* Sobre mí: apilar verticalmente */
  .about-body { grid-template-columns: 1fr; }

  /* Skills: 1 columna en tablet */
  .skills-grid { grid-template-columns: 1fr; gap: 1.25rem; }
}

/* --- Mobile: ≤ 719px ---------------------------------------- */
@media (max-width: 719px) {
  /* NAV */
  .nav-burger { display: flex; }
  .nav-menu {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(6, 13, 8, 0.97);
    border-bottom: 1px solid rgba(26, 107, 69, 0.2);
    padding: 1.5rem var(--gutter) 2.5rem;
    gap: 1.5rem;
    z-index: 199;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-6px);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s var(--ease-out), visibility 0s linear 0.2s;
  }
  .nav-menu.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    transition: opacity 0.2s ease, transform 0.2s var(--ease-out), visibility 0s linear 0s;
  }
  .nav-link { font-size: 1.0625rem; color: rgba(237, 242, 238, 0.8); }
  .nav.is-light .nav-link { color: var(--ink-soft); }
  .nav-num { font-size: 0.6875rem; }

  /* HERO */
  .hero { align-items: flex-start; min-height: 100svh; }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding-top: 1.5rem;
    padding-bottom: 2.5rem;
    justify-items: center;
  }
  /* Foto: rectangular redondeada, tamaño contenido */
  .hero-photo-wrap { max-width: 210px; width: 100%; margin: 0 auto; }
  .hero-photo { aspect-ratio: 4 / 5; border-radius: 14px; object-position: 50% 15%; }
  .hero-photo-frame::before { border-radius: 14px; }
  .hero-photo-frame::after  { border-radius: 14px; }
  /* Texto: centrado */
  .hero-text { text-align: center; align-items: center; gap: 1.25rem; width: 100%; }
  .hero-cta-group { align-self: center; }
  .hero-available { align-self: center; }
  /* Título: más pequeño en móvil para que no desborde */
  .hero-title {
    font-size: clamp(2.75rem, 13vw, 4rem);
    line-height: 0.95;
    letter-spacing: -0.03em;
  }
  .hero-tagline { max-width: 100%; font-size: 0.9375rem; line-height: 1.65; }
  .hero-cta { align-self: center; padding: 0.65rem 1.25rem; font-size: 0.875rem; }

  /* Secciones: menos padding vertical */
  .section { padding: clamp(3rem, 10vw, 5rem) 0; }
  .section-header {
    padding-top: 1.25rem;
    margin-bottom: clamp(1.75rem, 5vw, 3rem);
  }
  /* Watermark más compacto */
  .section-watermark { font-size: clamp(5rem, 28vw, 9rem); }

  /* SOBRE MÍ */
  .about-body { grid-template-columns: 1fr; gap: 2.5rem; }
  .lead-text { font-size: 0.9375rem; line-height: 1.75; }
  .timeline { padding-left: 1rem; gap: 1.5rem; }
  .timeline-item { grid-template-columns: 2.75rem 1fr; gap: 0.75rem; }

  /* SKILLS */
  .skills-grid { grid-template-columns: 1fr; gap: 1rem; }
  .skill-card { padding: 1.5rem; gap: 1rem; }
  .skill-icon { width: 36px; height: 36px; }

  /* PROYECTOS */
  .projects-grid { grid-template-columns: 1fr; gap: 0.875rem; }
  .project-card { padding: 1.5rem; }

  /* PROCESO */
  .process-grid { grid-template-columns: 1fr; gap: 0.875rem; }
  .process-step { padding: 1.5rem; }

  /* CONTACTO */
  .section-title--contact { font-size: clamp(3rem, 16vw, 5rem); }
  .contact-sub { font-size: 0.9375rem; margin-bottom: 2rem; }
  .contact-secondary { gap: 1.25rem; }

  /* Red neuronal — JS la desactiva en móvil; si se muestra, atenuar */
  .hero-canvas { opacity: 0.28; }
  /* Brand lateral — ocultar */
  .side-brand { display: none !important; }
  /* Giroscopio — ocultar en móvil */
  .hero-gyro { display: none; }

  /* Nav: quitar backdrop-filter (caro en GPU móvil) → fondo sólido */
  .nav {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(6, 13, 8, 0.97);
  }
  .nav.is-light {
    background: rgba(250, 250, 248, 0.98);
  }

  /* Hero orbs: reducir blur de 80px a 12px (ahorro GPU notable) */
  .hero-orb { filter: blur(12px); opacity: 0.14; }

  /* Hero photo: sombra simplificada (la grande de 80px spread es costosa) */
  .hero-photo {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(26, 107, 69, 0.2);
  }
}

/* --- Móvil muy pequeño: ≤ 390px ----------------------------- */
@media (max-width: 390px) {
  .hero-title { font-size: clamp(2.25rem, 12vw, 2.75rem); }
  .hero-photo-wrap { max-width: 170px; }
  .hero-tagline { font-size: 0.875rem; }
  .skill-card { padding: 1.25rem; }
  .process-step { padding: 1.25rem; }
}

/* --- Hero: pantallas desktop/tablet con poca altura (≤ 1050px) --- */
@media (max-height: 1050px) and (min-width: 720px) {
  .hero-inner {
    padding-top: clamp(1rem, 3svh, 4rem);
    padding-bottom: clamp(1rem, 3svh, 4rem);
  }
  /* Limita el ancho de la foto para que nunca desborde verticalmente:
     max-width = (alto disponible) × 4/5 (relación de aspecto de la foto) */
  .hero-photo-wrap {
    max-width: min(100%, 430px, calc((100svh - var(--nav-h) - 6svh) * 0.8));
    margin: 0 auto;
  }
}

/* --- Desktop: 960px+ ---------------------------------------- */
@media (min-width: 960px) {
  .side-brand { display: block; }
}
@media (min-width: 1280px) {
  .side-brand { right: -3rem; }
}

/* =====================================================
   Banner de cookies
===================================================== */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 9999;
  width: calc(100% - 3rem);
  max-width: 780px;
  background: #0F1A14;
  border: 1px solid rgba(134,210,172,0.2);
  border-radius: 12px;
  padding: 1rem 1.5rem;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6),
              0 0 0 1px rgba(26,107,69,0.1);
  transition: transform 0.5s cubic-bezier(0.16,1,0.3,1),
              opacity 0.5s;
  opacity: 0;
  pointer-events: none;
}
.cookie-banner.is-visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.cookie-banner-inner {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 1.5rem;
}
.cookie-text {
  flex: 1;
  font-size: 0.875rem;
  line-height: 1.55;
  color: rgba(237,242,238,0.7);
  margin: 0;
}
.cookie-link {
  color: #86D2AC;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s;
}
.cookie-link:hover { color: #EDF2EE; }
.cookie-actions {
  display: flex;
  gap: 0.625rem;
  flex-shrink: 0;
}
.cookie-btn {
  font-family: var(--mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  padding: 0.5rem 1.25rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  border: 1px solid transparent;
  white-space: nowrap;
}
.cookie-btn--accept {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.cookie-btn--accept:hover { background: #1d7a4f; }
.cookie-btn--reject {
  background: transparent;
  color: rgba(237,242,238,0.55);
  border-color: rgba(134,210,172,0.18);
}
.cookie-btn--reject:hover {
  color: #EDF2EE;
  border-color: rgba(134,210,172,0.4);
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.footer-legal-sep {
  font-size: 0.75rem;
  color: var(--dark-soft);
  opacity: 0.4;
}

@media (max-width: 560px) {
  .cookie-banner { bottom: 1rem; padding: 1rem 1.25rem; }
  .cookie-banner-inner { flex-direction: column; align-items: stretch; gap: 0.875rem; }
  .cookie-actions { flex-direction: column-reverse; }
  .cookie-btn { width: 100%; text-align: center; }
}

/* =============================================================
   16. prefers-reduced-motion — respeto a usuarios sensibles
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  /* Detener marquee */
  .marquee-track { animation-play-state: paused; }

  /* Anillos giroscópicos: sin rotación continua, pero fijados en 3D
     (con animation:none sin transform quedan planos y se solapan en un único círculo) */
  .hero-gyro-ring--1 { animation: none; transform: rotateX(68deg) rotateZ(0deg); }
  .hero-gyro-ring--2 { animation: none; transform: rotateX(68deg) rotateY(60deg) rotateZ(0deg); }
  .hero-gyro-ring--3 { animation: none; transform: rotateX(68deg) rotateY(120deg) rotateZ(0deg); }

  /* Detener pulso del dot de disponibilidad */
  .hero-available::before { animation: none; }

  /* Desactivar transiciones de hover costosas */
  .skill-card,
  .process-step,
  .project-card,
  .hero-cta {
    transition: none;
  }

  /* Desactivar smooth scroll nativo (puede marear) */
  html { scroll-behavior: auto; }
}