/* ============================================================
   RESPONSIVE — Mobile-first breakpoints
   Breakpoints:
     < 375px      → tiny phones (iPhone SE 1gen, Androids viejos)
     375–767px    → phones (iPhone 12/13/14/15, Galaxy S, Pixel)
     768–1023px   → tablets portrait (iPad mini, iPad Air, etc.)
     1024–1279px  → tablets landscape + laptops pequeños
     ≥ 1280px     → laptops y desktops
   ============================================================ */

/* ── Tiny phones (< 375px) ───────────────────────────────── */

@media (max-width: 374px) {

  .container {
    padding: 0 var(--space-4);
  }

  .hero-avatar,
  .hero-avatar-placeholder {
    width: 150px;
    height: 150px;
  }

  .hero-name {
    font-size: var(--text-2xl);
  }

  .hero-tagline {
    font-size: var(--text-sm);
  }

  .tab-btn {
    padding: var(--space-1) var(--space-2);
    font-size: 10px;
  }

  .hero-stats {
    gap: var(--space-3);
    padding: var(--space-3);
  }

  .hero-stat-value {
    font-size: var(--text-base);
  }

  .section-title {
    font-size: var(--text-xl);
  }

  .btn {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
  }
}

/* ── Phones (max-width: 767px) ───────────────────────────── */

@media (max-width: 767px) {

  /* Layout */
  .container {
    padding: 0 var(--space-6);
  }

  /* Header — apila nombre + tabs */
  .site-header {
    height: auto;
    position: sticky;
    top: 0;
  }

  .site-header .container {
    flex-direction: column;
    height: auto;
    padding-top: var(--space-3);
    padding-bottom: var(--space-2);
    gap: var(--space-2);
    align-items: flex-start;
  }

  .header-identity {
    align-self: flex-start;
  }

  .tabs-nav {
    justify-content: flex-start;
    width: 100%;
    padding-bottom: var(--space-1);
  }

  .tab-btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
  }

  /* Main */
  .main-content {
    padding-top: var(--space-8);
    padding-bottom: var(--space-12);
  }

  /* Hero */
  .hero {
    padding: var(--space-8) 0;
    gap: var(--space-6);
    text-align: center;
    align-items: center;
    flex-direction: column;
  }

  .hero-avatar,
  .hero-avatar-placeholder {
    width: 170px;
    height: 170px;
  }

  .hero-name {
    font-size: var(--text-3xl);
  }

  .hero-tagline {
    font-size: var(--text-base);
  }

  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }

  .hero-ctas .btn {
    width: 100%;
    justify-content: center;
    max-width: 300px;
  }

  .hero-social {
    justify-content: center;
  }

  .hero-stats {
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    width: 100%;
  }

  .hero-stat-divider {
    display: none;
  }

  /* Section titles */
  .section-title {
    font-size: var(--text-2xl);
  }

  /* About */
  .about-values {
    grid-template-columns: 1fr;
  }

  .about-download {
    flex-direction: column;
    gap: var(--space-4);
  }

  .about-download-text {
    min-width: unset;
  }

  /* Skills */
  .skills-grid {
    grid-template-columns: 1fr;
  }

  .skills-grid.skills-grid--4col {
    grid-template-columns: 1fr;
  }

  /* Restaurar tamaños de fuente normales para 1col en mobile */
  .skills-grid.skills-grid--4col .skill-category {
    padding: var(--space-6);
  }

  .skills-grid.skills-grid--4col .skill-category-title {
    font-size: var(--text-xs);
  }

  .skills-grid.skills-grid--4col .skill-name {
    font-size: var(--text-sm);
  }

  .skills-grid.skills-grid--4col .skill-level-label {
    font-size: var(--text-xs);
  }

  .skills-grid.skills-grid--4col .skill-item {
    margin-bottom: var(--space-3);
  }

  /* Portfolio */
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-freelance-pitch {
    flex-direction: column;
    gap: var(--space-4);
  }

  .pitch-cta {
    align-self: stretch;
    white-space: normal;
  }

  .pitch-cta .btn {
    width: 100%;
    justify-content: center;
  }

  /* Timeline */
  .timeline {
    padding-left: var(--space-6);
  }

  .timeline-header {
    flex-direction: column;
    gap: var(--space-2);
  }

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

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr;
  }

  /* Servicios */
  .services-cta {
    flex-direction: column;
    align-items: flex-start;
  }

  .services-cta .btn {
    width: 100%;
    justify-content: center;
  }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-4);
  }
}

/* ── Tablets portrait (768px – 1023px) ───────────────────── */

@media (min-width: 768px) and (max-width: 1023px) {

  .container {
    padding: 0 var(--space-6);
  }

  /* Header — una fila pero tabs más compactos */
  .site-header .container {
    flex-direction: row;
    height: var(--header-height);
    align-items: center;
  }

  .tabs-nav {
    justify-content: flex-end;
  }

  .tab-btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
  }

  /* Hero — centrado, sin side-by-side */
  .hero {
    flex-direction: column;
    text-align: center;
    align-items: center;
    padding: var(--space-12) 0;
    gap: var(--space-6);
  }

  .hero-avatar,
  .hero-avatar-placeholder {
    width: 190px;
    height: 190px;
  }

  .hero-name {
    font-size: var(--text-4xl);
  }

  .hero-content {
    align-items: center;
    max-width: 560px;
  }

  .hero-ctas {
    justify-content: center;
  }

  .hero-social {
    justify-content: center;
  }

  .hero-stat-divider {
    display: block;
  }

  /* About — 2 columnas */
  .about-values {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Skills — 2 columnas */
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .skills-grid.skills-grid--4col {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Ajuste de fuentes para 2col en tablet (menos comprimido que 4col) */
  .skills-grid.skills-grid--4col .skill-category {
    padding: var(--space-6);
  }

  .skills-grid.skills-grid--4col .skill-category-title {
    font-size: var(--text-xs);
    letter-spacing: 0.08em;
  }

  .skills-grid.skills-grid--4col .skill-name {
    font-size: var(--text-sm);
  }

  .skills-grid.skills-grid--4col .skill-level-label {
    font-size: var(--text-xs);
  }

  .skills-grid.skills-grid--4col .skill-item {
    margin-bottom: var(--space-3);
  }

  /* Portfolio — 2 columnas */
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  /* Education — 2 columnas */
  .education-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Servicios — 2 columnas en tablet */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Contact — columna única para dar espacio al form */
  .contact-grid {
    grid-template-columns: 1fr;
  }

  /* Section title */
  .section-title {
    font-size: var(--text-2xl);
  }
}

/* ── Desktop pequeño / laptop (1024px – 1279px) ──────────── */

@media (min-width: 1024px) {

  .hero {
    flex-direction: row;
    text-align: left;
    align-items: center;
    gap: var(--space-12);
  }

  .hero-content {
    align-items: flex-start;
  }

  .hero-ctas {
    justify-content: flex-start;
  }

  .hero-social {
    justify-content: flex-start;
  }

  .about-values {
    grid-template-columns: repeat(3, 1fr);
  }

  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  /* Servicios — 3 columnas en desktop */
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .services-grid.services-grid--1col {
    grid-template-columns: 1fr;
  }
}

/* ── Print ───────────────────────────────────────────────── */

@media print {
  .site-header,
  .hero-ctas,
  .about-download,
  .contact-grid form,
  .btn-whatsapp {
    display: none;
  }

  .section {
    display: block !important;
    page-break-after: always;
  }

  body {
    background: white;
    color: black;
  }
}