/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg:        #fafaf7;
  --bg-2:      #f2ede3;
  --bg-3:      #e8e0d4;
  --paper:     #ffffff;
  --ink:       #1a1714;
  --ink-soft:  #3d3530;
  --ink-mute:  #7a726a;
  --ink-faint: #b0a89e;
  --accent:    #1e3a5f;
  --accent-2:  #4a7299;
  --gold:      #c9a876;
  --line:      rgba(26, 23, 20, 0.10);
  --line-md:   rgba(26, 23, 20, 0.18);

  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans:  'Inter', system-ui, sans-serif;

  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:    cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft:  cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --nav-h: 72px;
  --radius: 4px;
  --container: 1200px;
  --gutter: clamp(1.25rem, 5vw, 3rem);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
  overflow-x: clip;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4, h5 { text-wrap: balance; line-height: 1.08; letter-spacing: -0.015em; }

::selection { background: var(--accent); color: #fafaf7; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: var(--radius); }

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--ink); color: var(--bg);
  z-index: 9999; border-radius: 8px; font-weight: 500; font-size: .875rem;
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}

/* =============================================================
   4. Custom Cursor — removed, using native cursor
   ============================================================= */

/* =============================================================
   5. Navigation
   ============================================================= */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 800;
  height: var(--nav-h);
  display: flex; align-items: center;
  padding-inline: var(--gutter);
  transition: background .4s var(--ease-out), box-shadow .4s var(--ease-out);
}
.nav.is-solid {
  background: rgba(250, 250, 247, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--line);
}
.nav-inner {
  width: 100%; max-width: var(--container);
  margin-inline: auto;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}
.nav-logo {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: rgba(244, 237, 224, 0.9);
  display: flex; align-items: center; gap: .5rem;
  transition: color .4s var(--ease-out);
}
.nav.is-solid .nav-logo { color: var(--ink); }
.nav-logo-sub {
  font-size: .75rem;
  font-family: var(--sans);
  font-weight: 400;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(244, 237, 224, 0.45);
  padding-left: .75rem;
  border-left: 1px solid rgba(244, 237, 224, 0.2);
  transition: color .4s var(--ease-out), border-color .4s;
}
.nav.is-solid .nav-logo-sub { color: var(--ink-mute); border-color: var(--line-md); }
.nav-links {
  display: flex; align-items: center; gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(244, 237, 224, 0.55);
  position: relative;
  padding-bottom: 2px;
  transition: color .2s;
}
.nav.is-solid .nav-links a { color: var(--ink-mute); }
.nav-links a::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 100%;
  height: 1px; background: var(--gold);
  transition: right .3s var(--ease-out);
}
.nav.is-solid .nav-links a::after { background: var(--accent); }
.nav-links a:hover { color: #f4ede0; }
.nav.is-solid .nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { right: 0; }
.nav-cta {
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: .05em;
  padding: .55rem 1.25rem;
  border: 1.5px solid rgba(244, 237, 224, 0.4);
  border-radius: 2px;
  color: rgba(244, 237, 224, 0.85);
  transition: background .2s, color .2s, border-color .4s;
  white-space: nowrap;
}
.nav.is-solid .nav-cta { border-color: var(--accent); color: var(--accent); }
.nav-cta:hover { background: rgba(244, 237, 224, 0.12); border-color: rgba(244, 237, 224, 0.8); color: #f4ede0; }
.nav.is-solid .nav-cta:hover { background: var(--accent); color: var(--paper); }
.nav-mobile-toggle { display: none; }

/* =============================================================
   6. Hero Section — full-screen photo background
   ============================================================= */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex; align-items: flex-end;
  position: relative;
  overflow: hidden;
  background: #0e0c0a;
}

/* Full-screen background photo */
.hero-bg-photo {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: right 20%;
  display: block;
}

/* Gradient overlay — dark at bottom-left for text readability, open at top-right */
.hero-overlay {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    linear-gradient(
      to right,
      rgba(10, 8, 6, 0.58) 0%,
      rgba(10, 8, 6, 0.35) 45%,
      rgba(10, 8, 6, 0.05) 100%
    ),
    linear-gradient(
      to top,
      rgba(10, 8, 6, 0.35) 0%,
      transparent 50%
    );
}

/* Film grain on top */
.hero-bg-grain {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  opacity: 0.055;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

/* Content sits on top of everything */
.hero-inner {
  position: relative; z-index: 3;
  width: 100%; max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  padding-bottom: clamp(4rem, 10vh, 8rem);
  padding-top: clamp(8rem, 18vh, 14rem);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}

.hero-text {
  display: flex; flex-direction: column; gap: 1.5rem;
  max-width: 680px;
}
.hero-kicker {
  display: flex; align-items: center; gap: .75rem;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(244, 237, 224, 0.6);
}
.hero-kicker-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
}
.hero-name {
  font-family: var(--serif);
  font-size: clamp(4rem, 9vw, 8rem);
  font-weight: 500;
  line-height: .92;
  letter-spacing: -0.03em;
  color: #f4ede0;
}
.hero-name em {
  font-style: italic;
  color: var(--gold);
}
.hero-title-line {
  font-size: clamp(.875rem, 1.4vw, 1rem);
  font-weight: 300;
  letter-spacing: .04em;
  color: rgba(244, 237, 224, 0.6);
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(244, 237, 224, 0.15);
  line-height: 1.7;
}
.hero-tagline {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.5vw, 1.875rem);
  font-style: italic;
  font-weight: 400;
  color: var(--gold);
  line-height: 1.25;
}
.hero-actions { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .9rem 1.875rem;
  background: #f4ede0;
  color: var(--accent);
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: .04em;
  border-radius: 2px;
  transition: background .2s var(--ease-out), transform .2s var(--ease-out), box-shadow .2s;
}
.btn-primary:hover {
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}
.btn-secondary {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .9rem 1.875rem;
  border: 1.5px solid rgba(244, 237, 224, 0.35);
  color: #f4ede0;
  font-size: .875rem;
  font-weight: 500;
  letter-spacing: .04em;
  border-radius: 2px;
  transition: border-color .2s, background .2s, transform .2s var(--ease-out);
}
.btn-secondary:hover {
  border-color: rgba(244, 237, 224, 0.7);
  background: rgba(244, 237, 224, 0.08);
  transform: translateY(-2px);
}
.btn-icon { width: 16px; height: 16px; flex-shrink: 0; }
.hero-meta {
  font-size: .8125rem;
  color: rgba(244, 237, 224, 0.38);
  display: flex; align-items: center; gap: .5rem;
}
.hero-meta-sep { opacity: .5; }

/* Scroll indicator */
.hero-scroll {
  position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  opacity: .4; transition: opacity .3s;
  animation: scrollPulse 2s ease-in-out infinite;
}
.hero-scroll:hover { opacity: .8; }
.hero-scroll-label {
  font-size: .6875rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-mute);
}
.hero-scroll-line {
  width: 1px; height: 36px;
  background: linear-gradient(180deg, var(--ink-mute), transparent);
}
@keyframes scrollPulse {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* =============================================================
   7. About Section
   ============================================================= */
.about {
  padding-block: clamp(5rem, 10vh, 10rem);
  background: var(--bg-2);
  border-top: 1px solid var(--line);
}
.about-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: clamp(3rem, 6vw, 8rem);
  align-items: start;
}
.about-label {
  padding-top: .4rem;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex; align-items: center; gap: .5rem;
}
.about-label-num {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-style: italic;
  font-weight: 400;
  color: var(--gold);
  line-height: 1;
}
.about-content { display: flex; flex-direction: column; gap: 2.5rem; }
.about-quote {
  font-family: var(--serif);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.about-quote em { font-style: italic; color: var(--accent); }
.about-body {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--ink-soft);
  max-width: 60ch;
}
.about-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.about-pillar { display: flex; flex-direction: column; gap: .5rem; }
.about-pillar-icon {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-3);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  margin-bottom: .25rem;
}
.about-pillar-title {
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--ink);
}
.about-pillar-desc {
  font-size: .8125rem;
  line-height: 1.55;
  color: var(--ink-mute);
}

/* =============================================================
   8. Skills Section
   ============================================================= */
.skills {
  padding-block: clamp(5rem, 10vh, 10rem);
  background: var(--bg);
  border-top: 1px solid var(--line);
}
.skills-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; flex-direction: column; gap: 3.5rem;
}
.section-header {
  display: flex; align-items: baseline; justify-content: space-between; gap: 2rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1.25rem;
}
.section-label {
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.section-title em { font-style: italic; color: var(--accent); }

.skills-group { display: flex; flex-direction: column; gap: 1rem; }
.skills-group-label {
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.skills-grid {
  display: flex; flex-wrap: wrap; gap: .75rem;
}
.skill-card {
  display: flex; align-items: center; gap: .75rem;
  padding: .875rem 1.25rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .25s var(--ease-out), transform .25s var(--ease-out), box-shadow .25s;
  cursor: default;
}
.skill-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(30,58,95,0.10);
}
.skill-card-name {
  font-size: .9375rem;
  font-weight: 500;
  color: var(--ink);
}
.skill-card-level {
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding: .2rem .55rem;
  background: var(--bg-2);
  border-radius: 2px;
}
.skill-soft-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.skill-soft-card {
  padding: 1.5rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex; flex-direction: column; gap: .75rem;
  transition: border-color .25s var(--ease-out), transform .25s var(--ease-out), box-shadow .25s;
  cursor: default;
}
.skill-soft-card:hover {
  border-color: var(--accent-2);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(30,58,95,0.08);
}
.skill-soft-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
}
.skill-soft-desc {
  font-size: .8125rem;
  line-height: 1.6;
  color: var(--ink-mute);
}

/* =============================================================
   9. Projects Section
   ============================================================= */
.projects {
  padding-block: clamp(5rem, 10vh, 10rem);
  background: var(--bg-2);
  border-top: 1px solid var(--line);
}
.projects-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; flex-direction: column; gap: 3rem;
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.project-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex; flex-direction: column; gap: 1.25rem;
  position: relative;
  overflow: hidden;
  transition: border-color .3s var(--ease-out), transform .3s var(--ease-out), box-shadow .3s;
  cursor: default;
}
.project-card::before {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: right .4s var(--ease-out);
}
.project-card:hover {
  border-color: rgba(30,58,95,0.25);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(30,58,95,0.12);
}
.project-card:hover::before { right: 0; }
.project-num {
  font-family: var(--serif);
  font-size: 3.5rem;
  font-style: italic;
  font-weight: 400;
  line-height: 1;
  color: var(--bg-3);
  letter-spacing: -0.03em;
  user-select: none;
}
.project-name {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.2;
}
.project-desc {
  font-size: .875rem;
  line-height: 1.7;
  color: var(--ink-soft);
  flex: 1;
}
.project-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: auto; }
.project-tag {
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  padding: .25rem .65rem;
  border: 1px solid rgba(30,58,95,0.2);
  border-radius: 2px;
}

/* =============================================================
   10. Contact Section
   ============================================================= */
.contact {
  padding-block: clamp(6rem, 12vh, 12rem);
  background: var(--accent);
  position: relative;
  overflow: hidden;
}
.contact-grain {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}
.contact-inner {
  position: relative; z-index: 1;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; flex-direction: column; align-items: center;
  text-align: center;
  gap: 2.5rem;
}
.contact-eyebrow {
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
}
.contact-heading {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: #fafaf7;
  max-width: 14ch;
}
.contact-heading em {
  font-style: italic;
  color: var(--gold);
}
.contact-sub {
  font-size: 1.0625rem;
  color: rgba(250,250,247,.65);
  max-width: 46ch;
  line-height: 1.65;
}
.contact-links { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; justify-content: center; }
.contact-btn-email {
  display: inline-flex; align-items: center; gap: .65rem;
  padding: 1rem 2rem;
  background: rgba(250,250,247,.1);
  border: 1.5px solid rgba(250,250,247,.3);
  border-radius: 2px;
  color: #fafaf7;
  font-size: .9375rem;
  font-weight: 500;
  letter-spacing: .02em;
  transition: background .2s, border-color .2s, transform .2s var(--ease-out);
}
.contact-btn-email:hover {
  background: rgba(250,250,247,.18);
  border-color: rgba(250,250,247,.6);
  transform: translateY(-2px);
}
.contact-btn-linkedin {
  display: inline-flex; align-items: center; gap: .65rem;
  padding: 1rem 2rem;
  background: #fafaf7;
  border-radius: 2px;
  color: var(--accent);
  font-size: .9375rem;
  font-weight: 600;
  letter-spacing: .02em;
  transition: transform .2s var(--ease-out), box-shadow .2s;
}
.contact-btn-linkedin:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,.2);
}
.contact-divider {
  color: rgba(250,250,247,.3);
  font-size: .9rem;
}

/* =============================================================
   11. Footer
   ============================================================= */
.footer {
  background: var(--ink);
  padding-block: 2rem;
}
.footer-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  flex-wrap: wrap;
}
.footer-copy {
  font-size: .8125rem;
  color: rgba(250,250,247,.45);
  letter-spacing: .03em;
}
.footer-links {
  display: flex; align-items: center; gap: 1.5rem;
}
.footer-links a {
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(250,250,247,.4);
  transition: color .2s;
}
.footer-links a:hover { color: rgba(250,250,247,.8); }

/* =============================================================
   12. Reveal animations
   ============================================================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
/* Defensive: elements with data-split must not be invisible */
.reveal[data-split] { opacity: 1; transform: none; }

.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* =============================================================
   13. Responsive
   ============================================================= */
/* --- Tablet landscape ---------------------------------------- */
@media (max-width: 959px) {
  .about-inner { grid-template-columns: 1fr; gap: 2rem; }
  .about-pillars { grid-template-columns: 1fr; gap: 1.25rem; }
  .projects-grid { grid-template-columns: 1fr; gap: 1rem; }
  .skill-soft-grid { grid-template-columns: 1fr 1fr; }
}

/* --- Smartphone ---------------------------------------------- */
@media (max-width: 719px) {
  /* Nav: ocultar links, solo logo y CV */
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }
  .nav-logo-sub { display: none; }

  /* Hero: cara visible arriba, texto abajo */
  .hero {
    align-items: flex-end;           /* texto anclado al fondo */
  }
  .hero-bg-photo {
    object-position: 80% 8%;        /* cara de Cristian visible en la parte superior */
  }
  .hero-overlay {
    background:
      /* degradado lateral más suave en móvil */
      linear-gradient(
        to right,
        rgba(10, 8, 6, 0.25) 0%,
        rgba(10, 8, 6, 0.10) 100%
      ),
      /* degradado vertical fuerte: texto legible abajo, cara visible arriba */
      linear-gradient(
        to top,
        rgba(10, 8, 6, 0.88) 0%,
        rgba(10, 8, 6, 0.55) 38%,
        rgba(10, 8, 6, 0.10) 65%,
        transparent 100%
      );
  }
  .hero-inner {
    padding-bottom: clamp(2.5rem, 6vh, 4rem);
    padding-top: 0;
    gap: 0;
  }
  .hero-text { gap: 1rem; max-width: 100%; }
  .hero-kicker {
    font-size: .6875rem;
    letter-spacing: .1em;
  }
  .hero-name {
    font-size: clamp(2.75rem, 14vw, 4.5rem);
    line-height: .95;
  }
  .hero-title-line {
    font-size: .8125rem;
    padding-bottom: .875rem;
  }
  .hero-tagline { font-size: 1.1rem; }
  .hero-actions {
    flex-direction: column;
    gap: .625rem;
    width: 100%;
  }
  .btn-primary, .btn-secondary {
    width: 100%;
    justify-content: center;
    padding: .875rem 1.25rem;
  }
  /* Ocultar email/teléfono en móvil — hay espacio para lo esencial */
  .hero-meta { display: none; }

  /* Scroll indicator más pequeño */
  .hero-scroll { bottom: 1.25rem; }

  /* Resto de secciones */
  .skills-grid { gap: .5rem; }
  .skill-soft-grid { grid-template-columns: 1fr; }
  .contact-links { flex-direction: column; gap: .75rem; width: 100%; }
  .contact-btn-email, .contact-btn-linkedin { width: 100%; justify-content: center; }
  .footer-inner { flex-direction: column; text-align: center; }
}

/* --- Desktop grande ------------------------------------------ */
@media (min-width: 1280px) {
  .projects-grid { gap: 2rem; }
}

/* =============================================================
   14. Popup
   ============================================================= */
.popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--gutter);
  background: rgba(26, 23, 20, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity .35s var(--ease-out);
}
.popup-overlay[hidden] { display: none; }
.popup-overlay.is-visible { opacity: 1; }

.popup-card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line-md);
  border-radius: calc(var(--radius) * 2);
  max-width: 520px;
  width: 100%;
  padding: clamp(2rem, 5vw, 3rem);
  box-shadow: 0 32px 64px rgba(26, 23, 20, 0.2);
  transform: translateY(24px);
  transition: transform .4s var(--ease-out);
}
.popup-overlay.is-visible .popup-card { transform: translateY(0); }

.popup-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--ink-mute);
  transition: background .2s, color .2s;
}
.popup-close:hover {
  background: var(--bg-2);
  color: var(--ink);
}

.popup-kicker {
  font-size: .6875rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: .75rem;
}

.popup-title {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: 1.25rem;
}
.popup-title em {
  font-style: italic;
  color: var(--accent);
}

.popup-body {
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 1.25rem;
}

.popup-highlight {
  display: flex;
  gap: .875rem;
  background: var(--bg-2);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.125rem;
  margin-bottom: 1.75rem;
}
.popup-highlight-icon {
  flex-shrink: 0;
  font-size: .875rem;
  color: var(--gold);
  margin-top: .125rem;
}
.popup-highlight p {
  font-size: .875rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

.popup-newsletter {
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
  text-align: center;
}
.popup-newsletter-label {
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: .25rem;
}
.popup-newsletter-sub {
  font-family: var(--serif);
  font-size: 1.125rem;
  font-style: italic;
  color: var(--ink);
  margin-bottom: 1rem;
}
.popup-newsletter-btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--accent);
  color: #fff;
  font-size: .875rem;
  font-weight: 500;
  letter-spacing: .04em;
  padding: .75rem 1.75rem;
  border-radius: var(--radius);
  transition: background .2s, transform .2s;
}
.popup-newsletter-btn:hover {
  background: var(--accent-2);
  transform: translateY(-1px);
}

@media (max-width: 480px) {
  .popup-card { padding: 1.5rem; }
}

/* =============================================================
   15. Reduced-motion (only intrusive effects)
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .hero-scroll { animation: none; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}