/* =========================================================
   Yandrox — Design System
   ========================================================= */

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

:root {
  /* Colores base */
  --bg: #08080c;
  --bg-elev: #0d0d14;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-hover: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  /* Texto */
  --text: #f5f5f7;
  --text-muted: #9a9aa5;
  --text-dim: #62626d;

  /* Acentos */
  --accent: #a78bfa;
  --accent-2: #67e8f9;
  --accent-glow: rgba(167, 139, 250, 0.35);
  --gradient: linear-gradient(135deg, #a78bfa 0%, #67e8f9 100%);

  /* Radios */
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;

  /* Transiciones */
  --t-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --t: 0.32s cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --max: 1180px;
  --pad: clamp(20px, 4vw, 32px);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI",
    Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

/* Malla de gradiente ambiental */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(700px 500px at 15% 0%, rgba(167, 139, 250, 0.14), transparent 60%),
    radial-gradient(700px 500px at 85% 15%, rgba(103, 232, 249, 0.10), transparent 60%),
    radial-gradient(900px 600px at 50% 100%, rgba(129, 140, 248, 0.10), transparent 65%);
}

/* Grid sutil de textura */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(circle at 50% 40%, black, transparent 75%);
          mask-image: radial-gradient(circle at 50% 40%, black, transparent 75%);
  opacity: 0.6;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
svg { display: block; }

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

/* Contenedor */
.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 14px 0;
  transition: padding var(--t), background var(--t), backdrop-filter var(--t), border-color var(--t);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  padding: 10px 0;
  background: rgba(8, 8, 12, 0.72);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom-color: var(--border);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.01em;
  transition: opacity var(--t-fast);
}
.logo:hover { opacity: 0.85; }
.logo span { color: var(--text); }

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav a {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 100px;
  transition: color var(--t-fast), background var(--t-fast);
}
.nav a:hover {
  color: var(--text);
  background: var(--surface-hover);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: background var(--t-fast), border-color var(--t-fast);
}
.menu-btn:hover { background: var(--surface-hover); }
.menu-btn span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--t), opacity var(--t);
}
.menu-btn.active span:nth-child(1) { transform: translateY(2.75px) rotate(45deg); }
.menu-btn.active span:nth-child(2) { transform: translateY(-2.75px) rotate(-45deg); }

/* =========================================================
   BOTONES
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: 100px;
  transition: transform var(--t-fast), background var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast), color var(--t-fast);
  white-space: nowrap;
}

.btn-sm { padding: 9px 18px; font-size: 0.85rem; }

.btn-primary {
  background: var(--text);
  color: var(--bg);
  border: 1px solid var(--text);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.12);
}

.btn-ghost {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.btn-ghost:hover {
  background: var(--surface-hover);
  border-color: var(--border-strong);
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding: clamp(140px, 18vh, 200px) 0 clamp(70px, 10vh, 110px);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}

.hero-copy { max-width: 620px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 14px 7px 12px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  margin-bottom: 28px;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.18);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  font-size: clamp(2.25rem, 5.2vw, 4rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
  color: var(--text);
}

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.65;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  max-width: 380px;
}
.hero-meta > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.hero-meta strong {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.hero-meta span {
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}
.meta-divider {
  width: 1px;
  height: 28px;
  background: var(--border);
}

/* Visual del hero */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-glow {
  position: absolute;
  inset: -30px;
  background: radial-gradient(circle at 50% 50%, var(--accent-glow), transparent 65%);
  filter: blur(60px);
  opacity: 0.55;
  z-index: 0;
  pointer-events: none;
}

.hero-frame {
  position: relative;
  width: 100%;
  max-width: 460px;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow:
    0 30px 80px -20px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  z-index: 1;
}

.hero-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

.hero-frame-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(8, 8, 12, 0.85));
  pointer-events: none;
}

.hero-frame-chip {
  position: absolute;
  left: 16px;
  bottom: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text);
  background: rgba(20, 20, 28, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 100px;
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
}

.chip-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 0 3px rgba(103, 232, 249, 0.2);
}

/* =========================================================
   SECCIONES
   ========================================================= */
.section {
  padding: clamp(70px, 10vh, 120px) 0;
  position: relative;
}

.section-head {
  max-width: 620px;
  margin-bottom: clamp(40px, 6vh, 64px);
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: clamp(1.75rem, 3.6vw, 2.75rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 480px;
}

/* Showcase grid */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.showcase {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform var(--t), border-color var(--t), box-shadow var(--t), background var(--t);
}

.showcase:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  background: var(--surface-hover);
  box-shadow: 0 24px 48px -20px rgba(0, 0, 0, 0.6);
}

.showcase-media {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: var(--bg-elev);
}

.showcase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  filter: saturate(0.9);
}

.showcase:hover .showcase-media img {
  transform: scale(1.05);
}

.showcase-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(8, 8, 12, 0.55));
  pointer-events: none;
}

.showcase-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
  position: relative;
}

.showcase-tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2px;
}

.showcase-body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.3;
}

.showcase-body p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
  flex-grow: 1;
}

.showcase-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-top: 12px;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all var(--t);
}
.showcase:hover .showcase-arrow {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
  transform: rotate(45deg);
}

/* =========================================================
   CONTACTO
   ========================================================= */
.contact-section {
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px;
  border-radius: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform var(--t), border-color var(--t), background var(--t), box-shadow var(--t);
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(167, 139, 250, 0.08), transparent 60%);
  opacity: 0;
  transition: opacity var(--t);
  pointer-events: none;
}

.contact-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  background: var(--surface-hover);
  box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.5);
}

.contact-card:hover::before { opacity: 1; }

.contact-icon {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--accent);
  position: relative;
  z-index: 1;
}

.contact-icon-wa { color: #25D366; }
.contact-icon-tg { color: #29A9EB; }

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  flex-grow: 1;
  position: relative;
  z-index: 1;
}

.contact-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.contact-value {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.contact-arrow {
  flex-shrink: 0;
  color: var(--text-dim);
  transition: color var(--t), transform var(--t);
  position: relative;
  z-index: 1;
}
.contact-card:hover .contact-arrow {
  color: var(--text);
  transform: translate(3px, -3px);
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  margin-top: 40px;
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: -0.01em;
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-dim);
  order: 0;
}

.footer-socials {
  display: flex;
  gap: 6px;
}
.footer-socials a {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: var(--text-muted);
  border: 1px solid transparent;
  transition: all var(--t-fast);
}
.footer-socials a:hover {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border);
}

/* =========================================================
   REVEAL ANIMATION
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero-visual { order: -1; }
  .hero-frame { max-width: 100%; aspect-ratio: 16 / 12; }
  .hero-copy { max-width: none; }

  .showcase-grid { grid-template-columns: 1fr 1fr; }
  .showcase-grid .showcase:last-child { grid-column: span 2; }
  .showcase-grid .showcase:last-child .showcase-media { aspect-ratio: 21 / 9; }

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

@media (max-width: 720px) {
  .nav {
    position: fixed;
    top: 72px;
    left: var(--pad);
    right: var(--pad);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 10px;
    border-radius: var(--r-lg);
    background: rgba(13, 13, 20, 0.88);
    backdrop-filter: blur(24px) saturate(160%);
    -webkit-backdrop-filter: blur(24px) saturate(160%);
    border: 1px solid var(--border-strong);
    box-shadow: 0 24px 48px -16px rgba(0, 0, 0, 0.7);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--t), transform var(--t);
  }
  .nav.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav a {
    padding: 12px 16px;
    font-size: 0.95rem;
    border-radius: 12px;
  }

  .menu-btn { display: flex; }
  .hide-mobile { display: none; }

  .header-actions .btn-primary { display: none; }
}

@media (max-width: 600px) {
  .showcase-grid { grid-template-columns: 1fr; }
  .showcase-grid .showcase:last-child { grid-column: auto; }
  .showcase-grid .showcase:last-child .showcase-media { aspect-ratio: 16 / 11; }

  .hero { padding-top: 120px; }
  .hero-meta { gap: 18px; }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
  .footer-copy { order: 2; }
}

/* =========================================================
   ACCESIBILIDAD
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* =========================================================
   PAGE: HERO INTERIOR (blog / proyectos / sobre-mi)
   ========================================================= */
.page-hero {
  padding: clamp(130px, 16vh, 180px) 0 clamp(50px, 8vh, 90px);
}
.page-hero-inner { max-width: 780px; }

.page-title {
  font-size: clamp(2.25rem, 5.5vw, 4rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-bottom: 22px;
}

.section-tight {
  padding: clamp(40px, 6vh, 70px) 0;
}

/* Nav activo */
.nav a.active {
  color: var(--text);
  background: var(--surface-hover);
}

/* =========================================================
   BLOG
   ========================================================= */
.featured {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 0;
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform var(--t), border-color var(--t), box-shadow var(--t), background var(--t);
}
.featured:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  background: var(--surface-hover);
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.7);
}

.featured-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-elev);
}
.featured-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  filter: saturate(0.9);
}
.featured:hover .featured-media img { transform: scale(1.04); }

.featured-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 6px 12px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(20, 20, 28, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 100px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: var(--accent);
}

.featured-body {
  padding: clamp(28px, 4vw, 48px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}
.featured-body h2 {
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
}
.featured-body p {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.6;
  max-width: 480px;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-weight: 500;
  font-size: 0.92rem;
  margin-top: 6px;
  transition: gap var(--t-fast);
}
.featured:hover .link-arrow { gap: 12px; }

/* Meta de post */
.post-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-dim);
  text-transform: uppercase;
}
.post-meta .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.5;
}

/* Listado */
.list-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: clamp(28px, 4vh, 44px);
}
.list-title {
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-top: 6px;
}

.filter-chips,
.filter-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 5px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.chip {
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: 100px;
  transition: color var(--t-fast), background var(--t-fast);
  white-space: nowrap;
}
.chip:hover { color: var(--text); background: var(--surface-hover); }
.chip.active {
  color: var(--bg);
  background: var(--text);
}

/* Grid de posts */
.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.post-card {
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform var(--t), border-color var(--t), background var(--t), box-shadow var(--t), opacity var(--t), scale var(--t);
}
.post-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  background: var(--surface-hover);
  box-shadow: 0 24px 48px -22px rgba(0, 0, 0, 0.6);
}
.post-card.hidden { display: none; }

.post-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-elev);
}
.post-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  filter: saturate(0.9);
}
.post-card:hover .post-media img { transform: scale(1.05); }

.post-body {
  padding: 20px 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.post-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.3;
}
.post-body p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.empty-state {
  text-align: center;
  color: var(--text-dim);
  padding: 40px 0;
  font-size: 0.9rem;
}

/* =========================================================
   NEWSLETTER / CTA BAND
   ========================================================= */
.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: clamp(32px, 4.5vw, 48px);
  border-radius: var(--r-xl);
  background:
    radial-gradient(600px 200px at 0% 0%, rgba(167, 139, 250, 0.14), transparent 60%),
    radial-gradient(600px 200px at 100% 100%, rgba(103, 232, 249, 0.10), transparent 60%),
    var(--surface);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}

.cta-band-content h3 {
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin: 8px 0 6px;
}
.cta-band-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 420px;
}

.cta-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.cta-form input {
  padding: 12px 18px;
  min-width: 220px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: var(--bg-elev);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color var(--t-fast);
}
.cta-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.cta-band-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.form-status {
  width: 100%;
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 6px;
  min-height: 1.2em;
}

/* =========================================================
   SOBRE MÍ
   ========================================================= */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}

.about-hero { padding-bottom: clamp(40px, 6vh, 70px); }

.about-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.about-portrait {
  position: relative;
  display: flex;
  justify-content: center;
}
.portrait-glow {
  position: absolute;
  inset: -30px;
  background: radial-gradient(circle at 50% 50%, var(--accent-glow), transparent 65%);
  filter: blur(60px);
  opacity: 0.5;
  z-index: 0;
  pointer-events: none;
}
.portrait-frame {
  position: relative;
  width: 100%;
  max-width: 440px;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow:
    0 30px 80px -20px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  z-index: 1;
}
.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: clamp(24px, 3vw, 36px);
  border-radius: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: left;
}
.stat strong {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.stat span {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Timeline */
.timeline {
  list-style: none;
  display: grid;
  gap: 0;
  position: relative;
  padding-left: 32px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  padding: 20px 0 20px 0;
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 28px;
  align-items: baseline;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 26px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 4px rgba(167, 139, 250, 0.12);
}

.timeline-year {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
}
.timeline-content h3 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 6px;
}
.timeline-content p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
  max-width: 560px;
}

/* Skills */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.skill-group {
  padding: 28px 26px;
  border-radius: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform var(--t), border-color var(--t), background var(--t);
}
.skill-group:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  background: var(--surface-hover);
}
.skill-group h3 {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.skill-group ul {
  list-style: none;
  display: grid;
  gap: 10px;
}
.skill-group li {
  position: relative;
  padding-left: 18px;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.4;
}
.skill-group li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--border-strong);
}

/* Valores */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.value-card {
  padding: 26px 24px;
  border-radius: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform var(--t), border-color var(--t), background var(--t);
}
.value-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  background: var(--surface-hover);
}
.value-num {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 18px;
}
.value-card h3 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 8px;
}
.value-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* =========================================================
   PROYECTOS
   ========================================================= */
.filter-tabs {
  display: inline-flex;
  margin-bottom: 32px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.project-card {
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform var(--t), border-color var(--t), background var(--t), box-shadow var(--t);
}
.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  background: var(--surface-hover);
  box-shadow: 0 24px 48px -22px rgba(0, 0, 0, 0.6);
}
.project-card.hidden { display: none; }

.project-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-elev);
}
.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  filter: saturate(0.9);
}
.project-card:hover .project-media img { transform: scale(1.05); }

.project-year {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 5px 11px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text);
  background: rgba(20, 20, 28, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 100px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.project-body {
  padding: 24px 26px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.project-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.project-head h3 {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.project-arrow {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all var(--t);
}
.project-card:hover .project-arrow {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
  transform: rotate(45deg);
}

.project-body > p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}
.project-tags span {
  padding: 4px 10px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 100px;
}

/* =========================================================
   RESPONSIVE — PÁGINAS INTERIORES
   ========================================================= */
@media (max-width: 960px) {
  .featured { grid-template-columns: 1fr; }
  .featured-media { aspect-ratio: 16 / 9; }

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

  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-portrait { order: -1; }
  .portrait-frame { max-width: 100%; aspect-ratio: 16 / 12; }

  .stats { grid-template-columns: repeat(2, 1fr); }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .skills-grid .skill-group:last-child { grid-column: span 2; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .post-grid { grid-template-columns: 1fr; }

  .cta-band {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
  .cta-form { width: 100%; }
  .cta-form input { flex: 1; min-width: 0; }
  .cta-band-actions { width: 100%; }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .stats { grid-template-columns: 1fr; gap: 16px; }
  .skills-grid { grid-template-columns: 1fr; }
  .skills-grid .skill-group:last-child { grid-column: auto; }
  .values-grid { grid-template-columns: 1fr; }

  .list-head {
    flex-direction: column;
    align-items: flex-start;
  }
  .filter-chips,
  .filter-tabs { width: 100%; overflow-x: auto; }
}