/* =========================================
   1. VARIABLES Y CONFIGURACIÓN GENERAL
========================================= */

:root {
  --bg: #0b0d12;
  --bg-alt: #10131b;
  --surface: #151923;
  --surface-hover: #1b2130;
  --border: rgba(255, 255, 255, 0.09);
  --text: #f2f4f8;
  --text-muted: #a0a8b8;
  --accent: #a8f06a;
  --accent-dark: #8fd34d;
  --purple: #a99aff;
  --blue: #7bbcff;
  --green: #80e0b0;
  --radius: 18px;
  --container: 1160px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.22);
  --transition: 180ms ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body.lightbox-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

::selection {
  background: var(--accent);
  color: #111;
}

.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

.section {
  padding: 105px 0;
}

.section-alt {
  background: var(--bg-alt);
  border-top: 1px solid rgba(255, 255, 255, 0.025);
  border-bottom: 1px solid rgba(255, 255, 255, 0.025);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--accent);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
}

.section-heading {
  max-width: 690px;
  margin-bottom: 46px;
}

.section-heading h2 {
  margin-top: 14px;
  margin-bottom: 12px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.045em;
}

.section-heading > p {
  max-width: 600px;
  color: var(--text-muted);
}

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition:
    border-color var(--transition),
    background var(--transition),
    transform var(--transition);
}

.panel:hover {
  border-color: rgba(168, 240, 106, 0.22);
}

/* =========================================
   2. NAVEGACIÓN
========================================= */

.header {
  position: sticky;
  z-index: 100;
  top: 0;
  background: rgba(11, 13, 18, 0.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 28px;
}

.logo {
  flex-shrink: 0;
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: -0.08em;
}

.logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 27px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.84rem;
  font-weight: 600;
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--text);
}

.nav-links .nav-contact {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  color: var(--bg);
  background: var(--accent);
  border-radius: 9px;
  font-weight: 800;
}

.nav-links .nav-contact:hover {
  color: var(--bg);
  background: var(--accent-dark);
}

.menu-toggle {
  display: none;
  padding: 6px 10px;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 9px;
  cursor: pointer;
  font-size: 1.4rem;
}

/* =========================================
   3. HERO / PORTADA
========================================= */

.hero {
  position: relative;
  overflow: hidden;
  padding-top: 95px;
  padding-bottom: 100px;
}

.hero::before {
  position: absolute;
  z-index: -1;
  top: -180px;
  right: -180px;
  width: 580px;
  height: 580px;
  background: radial-gradient(
    circle,
    rgba(168, 240, 106, 0.075),
    transparent 68%
  );
  content: "";
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 85px;
}

.hero-content h1 {
  margin-top: 22px;
  font-size: clamp(4rem, 8vw, 6.6rem);
  line-height: 0.99;
  letter-spacing: -0.085em;
  font-weight: 900;
}

.hero-content h1 span {
  color: var(--accent);
}

.hero-subtitle {
  margin-top: 25px;
  max-width: 530px;
  font-size: clamp(1.2rem, 2.4vw, 1.65rem);
  line-height: 1.35;
  letter-spacing: -0.035em;
}

.hero-description {
  max-width: 550px;
  margin-top: 20px;
  color: var(--text-muted);
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 800;
  transition:
    background var(--transition),
    border-color var(--transition),
    transform var(--transition);
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #10140d;
  background: var(--accent);
}

.button-primary:hover {
  background: var(--accent-dark);
}

.button-secondary {
  color: var(--text);
  background: transparent;
  border-color: var(--border);
}

.button-secondary:hover {
  background: var(--surface);
  border-color: rgba(255, 255, 255, 0.22);
}

.hero-tags,
.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-tags {
  margin-top: 28px;
}

.hero-tags span,
.skill-tags span {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  color: #c3cad6;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.74rem;
  font-weight: 600;
}

/* =========================================
   4. TARJETA DE PERFIL
========================================= */

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 0;
  padding: 25px 15px;
}

.profile-card {
  width: 100%;
  max-width: 355px;
  padding: 25px;
  background:
    linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.045),
      transparent 65%
    ),
    var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.profile-top {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--text-muted);
  font-size: 0.63rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(168, 240, 106, 0.3);
}

.profile-photo {
  position: relative;
  display: grid;
  overflow: hidden;
  width: 112px;
  height: 112px;
  place-items: center;
  margin: 26px auto 18px;
  background: linear-gradient(145deg, #27303d, #11151d);
  border: 1px solid rgba(168, 240, 106, 0.3);
  border-radius: 50%;
}

.profile-photo img {
  position: absolute;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-initials {
  color: var(--accent);
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: -0.08em;
}

.profile-card h3 {
  text-align: center;
  font-size: 1.35rem;
  letter-spacing: -0.04em;
}

.profile-card > p {
  margin-top: 4px;
  color: var(--text-muted);
  text-align: center;
  font-size: 0.86rem;
}

.profile-divider {
  height: 1px;
  margin: 23px 0 15px;
  background: var(--border);
}

.profile-detail {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  padding: 10px 0;
  font-size: 0.8rem;
}

.profile-detail span {
  color: var(--text-muted);
}

.profile-detail strong {
  text-align: right;
  font-weight: 700;
}

.profile-footer {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 15px;
  padding-top: 17px;
  color: #c2c9d4;
  border-top: 1px solid var(--border);
  font-size: 0.71rem;
}

.floating-card {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  background: #1a202b;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 13px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.28);
}

.floating-card-top {
  top: 55px;
  right: -15px;
}

.floating-card-bottom {
  bottom: 50px;
  left: -22px;
}

.floating-icon {
  display: grid;
  width: 39px;
  height: 39px;
  flex-shrink: 0;
  place-items: center;
  color: var(--accent);
  background: rgba(168, 240, 106, 0.1);
  border-radius: 9px;
  font-size: 0.9rem;
  font-weight: 900;
}

.floating-card div {
  display: flex;
  flex-direction: column;
}

.floating-card strong {
  font-size: 0.82rem;
}

.floating-card div span {
  color: var(--text-muted);
  font-size: 0.7rem;
}

/* =========================================
   5. BANDA DE TECNOLOGÍAS
========================================= */

.highlights {
  background: #0f1218;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding-block: 30px;
}

.highlight-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 5px 25px;
  border-right: 1px solid var(--border);
}

.highlight-item:first-child {
  padding-left: 0;
}

.highlight-item:last-child {
  border-right: 0;
}

.highlight-number {
  color: var(--text);
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.highlight-label {
  color: var(--text-muted);
  font-size: 0.78rem;
}

/* =========================================
   6. SOBRE MÍ
========================================= */

.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 22px;
}

.about-main {
  padding: 35px;
}

.panel-number {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.about-main h3 {
  max-width: 500px;
  margin-top: 24px;
  margin-bottom: 20px;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 1.2;
  letter-spacing: -0.05em;
}

.about-main p {
  margin-top: 15px;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.about-side {
  display: grid;
  gap: 22px;
}

.about-small {
  padding: 26px;
}

.about-icon {
  display: grid;
  width: 43px;
  height: 43px;
  place-items: center;
  color: var(--accent);
  background: rgba(168, 240, 106, 0.09);
  border-radius: 11px;
  font-size: 1.1rem;
  font-weight: 900;
}

.about-small h3 {
  margin-top: 17px;
  font-size: 1.08rem;
}

.about-small p {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 0.86rem;
}

/* =========================================
   7. HABILIDADES
========================================= */

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.skill-card {
  padding: 27px;
}

.skill-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: var(--accent);
  background: rgba(168, 240, 106, 0.09);
  border: 1px solid rgba(168, 240, 106, 0.13);
  border-radius: 12px;
  font-size: 0.93rem;
  font-weight: 900;
}

.skill-card h3 {
  margin-top: 19px;
  font-size: 1.12rem;
}

.skill-card > p {
  margin-top: 7px;
  margin-bottom: 18px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.skill-card .skill-tags {
  gap: 7px;
}

.skill-tags span {
  font-size: 0.72rem;
}

/* =========================================
   8. PROYECTOS
========================================= */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: 23px;
}

.project-card {
  overflow: hidden;
  min-width: 0;
}

.project-card:hover {
  transform: translateY(-4px);
}

.project-visual {
  position: relative;
  display: flex;
  overflow: hidden;
  min-height: 235px;
  align-items: center;
  justify-content: center;
  padding: 28px;
  background: #10151f;
  border-bottom: 1px solid var(--border);
}

.project-visual-api {
  background:
    radial-gradient(
      circle at 80% 20%,
      rgba(169, 154, 255, 0.13),
      transparent 50%
    ),
    #11151e;
}

.mock-window {
  overflow: hidden;
  width: 100%;
  max-width: 340px;
  background: #0c1017;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 12px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
}

.mock-window-header {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 11px 13px;
  background: #1a202b;
  border-bottom: 1px solid var(--border);
}

.mock-window-header > span {
  width: 7px;
  height: 7px;
  background: #4d5666;
  border-radius: 50%;
}

.mock-window-header > span:first-child {
  background: #ff807a;
}

.mock-window-header > span:nth-child(2) {
  background: #f3c76b;
}

.mock-window-header > span:nth-child(3) {
  background: #83d89b;
}

.mock-window-header p {
  margin-left: 8px;
  color: var(--text-muted);
  font-size: 0.68rem;
}

.mock-code {
  padding: 20px;
  color: #d0d7e2;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.78rem;
  line-height: 2;
}

.code-purple {
  color: var(--purple);
  font-weight: 800;
}

.code-green {
  color: var(--green);
}

.code-indent {
  padding-left: 18px;
}

.project-visual-inventory {
  padding: 0;
  background: #11151e;
}

.inventory-cover {
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: top center;
  cursor: zoom-in;
  transition: transform 250ms ease;
}

.project-card:hover .inventory-cover {
  transform: scale(1.025);
}

.project-visual-label {
  position: absolute;
  bottom: 15px;
  left: 15px;
  padding: 6px 10px;
  color: #e8ebf1;
  background: rgba(11, 13, 18, 0.88);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  backdrop-filter: blur(10px);
}

.project-content {
  padding: 25px;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.project-meta span:first-child {
  color: var(--accent);
}

.project-content h3 {
  margin-top: 15px;
  font-size: 1.35rem;
  line-height: 1.3;
  letter-spacing: -0.04em;
}

.project-content > p {
  margin-top: 12px;
  margin-bottom: 18px;
  color: var(--text-muted);
  font-size: 0.87rem;
}

.project-content > .skill-tags {
  margin-top: 18px;
}

.project-link {
  display: inline-flex;
  margin-top: 22px;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 800;
}

.project-link:hover {
  color: var(--accent-dark);
}

/* Galería del proyecto */

.project-gallery {
  margin-top: 22px;
  border-top: 1px solid var(--border);
}

.project-gallery summary {
  padding: 17px 0 5px;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.5;
}

.project-gallery summary:hover {
  color: var(--accent);
}

.project-gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding-top: 16px;
}

.project-gallery-item {
  overflow: hidden;
  min-width: 0;
  background: #0c1017;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.project-gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  cursor: zoom-in;
  transition: transform 220ms ease;
}

.project-gallery-item img:hover {
  transform: scale(1.045);
}

.project-gallery-item figcaption {
  padding: 9px;
  color: var(--text-muted);
  font-size: 0.7rem;
}

/* =========================================
   9. EXPERIENCIA PROFESIONAL
========================================= */

.timeline {
  position: relative;
  display: grid;
  gap: 23px;
  max-width: 900px;
  margin-left: 8px;
}

.timeline::before {
  position: absolute;
  top: 15px;
  bottom: 20px;
  left: 9px;
  width: 1px;
  background: rgba(255, 255, 255, 0.13);
  content: "";
}

.timeline-item {
  position: relative;
  padding-left: 38px;
}

.timeline-marker {
  position: absolute;
  z-index: 2;
  top: 25px;
  left: 2px;
  width: 15px;
  height: 15px;
  background: var(--bg);
  border: 3px solid var(--accent);
  border-radius: 50%;
}

.timeline-card {
  padding: 26px;
}

.timeline-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.timeline-top h3 {
  font-size: 1.12rem;
  line-height: 1.4;
}

.timeline-company {
  display: inline-block;
  margin-top: 5px;
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 700;
}

.timeline-date {
  flex-shrink: 0;
  padding: 5px 9px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.7rem;
}

.timeline-card > p {
  margin-top: 17px;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.timeline-card .skill-tags {
  margin-top: 16px;
}

/* =========================================
   10. FORMACIÓN
========================================= */

.education-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 17px;
}

.education-card {
  padding: 25px;
}

.education-icon {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: var(--accent);
  background: rgba(168, 240, 106, 0.09);
  border-radius: 10px;
  font-size: 0.78rem;
  font-weight: 900;
}

.education-type {
  display: block;
  margin-top: 20px;
  color: var(--accent);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.education-card h3 {
  margin-top: 9px;
  font-size: 1.02rem;
  line-height: 1.45;
}

.education-card > p {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.education-date {
  display: inline-block;
  margin-top: 15px;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.language-panel {
  display: flex;
  align-items: center;
  gap: 35px;
  margin-top: 23px;
  padding: 24px 28px;
}

.language-panel h3 {
  margin-top: 5px;
  font-size: 1.05rem;
}

.language-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-left: auto;
}

.language-item span {
  color: var(--text-muted);
  font-size: 0.76rem;
}

.language-item strong {
  font-size: 0.9rem;
}

/* =========================================
   11. CONTACTO
========================================= */

.contact-panel {
  padding: clamp(25px, 5vw, 55px);
  background:
    radial-gradient(
      circle at 100% 0%,
      rgba(168, 240, 106, 0.08),
      transparent 45%
    ),
    var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
}

.contact-heading {
  max-width: 650px;
}

.contact-heading h2 {
  margin-top: 15px;
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1.15;
  letter-spacing: -0.055em;
}

.contact-heading p {
  margin-top: 15px;
  color: var(--text-muted);
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 13px;
  margin-top: 35px;
}

.contact-item {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 19px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition:
    border-color var(--transition),
    background var(--transition),
    transform var(--transition);
}

.contact-item:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.045);
  border-color: rgba(168, 240, 106, 0.32);
}

.contact-label {
  color: var(--text-muted);
  font-size: 0.75rem;
}

.contact-value {
  overflow-wrap: anywhere;
  margin-top: 7px;
  font-size: 0.9rem;
  font-weight: 800;
}

.contact-action {
  margin-top: 18px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
}

/* =========================================
   12. PIE DE PÁGINA
========================================= */

.footer {
  padding: 25px 0;
  background: #090b10;
  border-top: 1px solid var(--border);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-content > p {
  color: var(--text-muted);
  text-align: center;
  font-size: 0.76rem;
}

.back-to-top {
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 700;
  transition: color var(--transition);
}

.back-to-top:hover {
  color: var(--accent);
}

/* =========================================
   13. VISOR DE IMÁGENES
========================================= */

.image-lightbox[hidden] {
  display: none !important;
}

.image-lightbox {
  position: fixed;
  z-index: 1000;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: space-between;
  padding: 18px;
  color: #f5f6fa;
  background: rgba(5, 7, 11, 0.97);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
}

.image-lightbox__topbar {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  max-width: 1500px;
  margin-inline: auto;
}

.image-lightbox__title {
  overflow: hidden;
  color: #dfe4ed;
  font-size: 0.9rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.image-lightbox__button {
  display: inline-flex;
  min-width: 43px;
  min-height: 43px;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  color: #f5f6fa;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 800;
  transition:
    color var(--transition),
    background var(--transition),
    border-color var(--transition);
}

.image-lightbox__button:hover {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(168, 240, 106, 0.35);
}

.image-lightbox__viewport {
  position: relative;
  display: flex;
  overflow: hidden;
  flex: 1;
  min-height: 0;
  align-items: center;
  justify-content: center;
  margin: 18px auto;
  width: 100%;
  max-width: 1500px;
  cursor: grab;
  touch-action: pan-y;
}

.image-lightbox__viewport:active {
  cursor: grabbing;
}

.image-lightbox__image {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
  user-select: none;
  -webkit-user-drag: none;
  transform-origin: center center;
  transition: transform 120ms ease-out;
  cursor: zoom-in;
}

.image-lightbox__image.is-zoomed {
  max-width: none;
  max-height: none;
  cursor: zoom-out;
}

.image-lightbox__controls {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}

.image-lightbox__hint {
  margin: 12px auto 0;
  color: #929baa;
  text-align: center;
  font-size: 0.72rem;
}

/* =========================================
   14. RESPONSIVE: TABLETAS
========================================= */

@media (max-width: 1000px) {
  .nav-links {
    gap: 16px;
  }

  .nav-links a {
    font-size: 0.78rem;
  }

  .hero-grid {
    gap: 45px;
  }

  .floating-card-top {
    right: -5px;
  }

  .floating-card-bottom {
    left: -5px;
  }

  .education-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-links {
    grid-template-columns: 1fr;
  }

  .contact-item {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 5px 15px;
  }

  .contact-label {
    grid-column: 1 / -1;
  }

  .contact-value {
    margin-top: 0;
  }

  .contact-action {
    margin-top: 0;
    text-align: right;
  }
}

/* =========================================
   15. RESPONSIVE: MÓVILES
========================================= */

@media (max-width: 760px) {
  .container {
    width: min(100% - 32px, var(--container));
  }

  .section {
    padding: 75px 0;
  }

  .navbar {
    min-height: 68px;
  }

  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 16px 18px;
    background: #10131b;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 20px 35px rgba(0, 0, 0, 0.25);
  }

  .nav-links.active,
  .nav-links.open {
    display: flex;
  }

  .nav-links li a {
    display: flex;
    padding: 13px 8px;
    font-size: 0.9rem;
  }

  .nav-links .nav-contact {
    justify-content: center;
    margin-top: 8px;
  }

  .hero {
    padding-top: 65px;
    padding-bottom: 65px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .hero-content h1 {
    font-size: clamp(3.7rem, 16vw, 5.5rem);
  }

  .hero-description {
    font-size: 0.94rem;
  }

  .hero-visual {
    width: 100%;
    max-width: 440px;
    margin-inline: auto;
    padding: 20px 15px;
  }

  .profile-card {
    max-width: 340px;
  }

  .floating-card-top {
    top: 45px;
    right: -3px;
  }

  .floating-card-bottom {
    bottom: 35px;
    left: -3px;
  }

  .highlights-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 0;
    padding-block: 25px;
  }

  .highlight-item {
    padding: 5px 15px;
  }

  .highlight-item:nth-child(2) {
    border-right: 0;
  }

  .highlight-item:first-child {
    padding-left: 15px;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-main {
    padding: 27px;
  }

  .about-side {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .about-small {
    padding: 20px;
  }

  .skills-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .project-visual {
    min-height: 215px;
  }

  .inventory-cover {
    height: 240px;
  }

  .timeline {
    margin-left: 0;
  }

  .timeline-item {
    padding-left: 28px;
  }

  .timeline-top {
    flex-direction: column;
    gap: 10px;
  }

  .timeline-date {
    align-self: flex-start;
  }

  .education-grid {
    grid-template-columns: 1fr;
  }

  .language-panel {
    flex-wrap: wrap;
    gap: 20px;
  }

  .language-panel > div:first-child {
    width: 100%;
  }

  .language-item {
    margin-left: 0;
    margin-right: 25px;
  }

  .contact-panel {
    padding: 25px 18px;
  }

  .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 4px;
  }

  .contact-action {
    margin-top: 12px;
    text-align: left;
  }

  .footer-content {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 20px;
  }

  .footer-content > p {
    order: 3;
    width: 100%;
  }

  .image-lightbox {
    padding: 12px;
  }

  .image-lightbox__viewport {
    margin-block: 12px;
  }

  .image-lightbox__controls {
    gap: 7px;
  }

  .image-lightbox__button {
    min-width: 39px;
    min-height: 39px;
    padding: 7px 10px;
  }

  .image-lightbox__hint {
    max-width: 330px;
    line-height: 1.6;
  }
}

/* =========================================
   16. RESPONSIVE: MÓVILES PEQUEÑOS
========================================= */

@media (max-width: 420px) {
  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .button {
    width: 100%;
  }

  .floating-card {
    gap: 8px;
    padding: 10px;
  }

  .floating-icon {
    width: 32px;
    height: 32px;
  }

  .floating-card strong {
    font-size: 0.74rem;
  }

  .floating-card div span {
    font-size: 0.64rem;
  }

  .about-side {
    grid-template-columns: 1fr;
  }

  .project-content {
    padding: 20px;
  }

  .project-gallery-grid {
    gap: 8px;
  }

  .project-gallery-item figcaption {
    padding: 7px;
    font-size: 0.64rem;
  }

  .image-lightbox__controls {
    gap: 5px;
  }

  .image-lightbox__button {
    min-width: 35px;
    min-height: 37px;
    padding: 6px 8px;
  }
}

/* =========================================
   17. ACCESIBILIDAD
========================================= */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}