/* ==========================================================================
   Allan Flores Martínez - Portfolio Personal
   Rediseño Visual Cinemático & Futurista inspirado en la estética Dark / Deep Navy,
   Cian Eléctrico y Destellos Ámbar de la maqueta 3D.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Reset & Variables de Diseño
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Tipografías */
  --font-main: 'Outfit', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;

  /* Transiciones Suaves */
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.32s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.55s cubic-bezier(0.16, 1, 0.3, 1);

  /* Radios de curvatura modernos y estilizados */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Estructura */
  --container-max: 1240px;
  --header-height: 78px;
}

/* Modo Oscuro Principal (Inspirado directamente en la imagen de referencia) */
[data-theme="dark"] {
  /* Fondos: Azul marino abisal profundo y negro espacial */
  --bg-body: #040814;
  --bg-body-secondary: #060c1d;
  --bg-surface: rgba(9, 16, 33, 0.7);
  --bg-surface-elevated: rgba(14, 25, 48, 0.75);
  --bg-surface-hover: rgba(20, 34, 64, 0.85);
  --bg-glass: rgba(4, 8, 20, 0.78);
  --bg-card: rgba(8, 15, 30, 0.65);

  /* Bordes de alta precisión con translucidez */
  --border-subtle: rgba(56, 189, 248, 0.1);
  --border-medium: rgba(56, 189, 248, 0.2);
  --border-strong: rgba(56, 189, 248, 0.45);
  --border-focus: #38bdf8;

  /* Tipografía y Jerarquía */
  --text-primary: #ffffff;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --text-highlight: #f8fafc;

  /* Acentos Clave de la Imagen: Cian Eléctrico + Nodos de Ámbar Brillante */
  --accent-cyan: #38bdf8;            /* Color del texto 'menu' y reflejos cian */
  --accent-cyan-bright: #22d3ee;
  --accent-cyan-glow: rgba(34, 211, 238, 0.28);
  --accent-cyan-light: rgba(56, 189, 248, 0.1);

  --accent-amber: #f59e0b;           /* Nodos dorados/ámbar de la estructura 3D */
  --accent-amber-glow: rgba(245, 158, 11, 0.35);
  --accent-amber-light: rgba(245, 158, 11, 0.12);

  --accent-emerald: #10b981;
  --accent-emerald-bg: rgba(16, 185, 129, 0.12);

  /* Terminal Estilo Consola Espacial */
  --terminal-bg: #03060f;
  --terminal-header: #080f20;
  --terminal-text: #e2e8f0;
  --terminal-prompt: #38bdf8;
  --terminal-output: #94a3b8;

  /* Sombras y Luces Atmosféricas */
  --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 12px 32px -4px rgba(0, 0, 0, 0.65);
  --shadow-lg: 0 24px 56px -12px rgba(0, 0, 0, 0.85);
  --shadow-glow-cyan: 0 0 35px rgba(34, 211, 238, 0.22);
  --shadow-glow-amber: 0 0 30px rgba(245, 158, 11, 0.2);
  --card-inner-highlight: inset 0 1px 0 0 rgba(255, 255, 255, 0.08);
}

/* Modo Claro (Equilibrado y nítido para mantener accesibilidad) */
[data-theme="light"] {
  --bg-body: #f4f7fb;
  --bg-body-secondary: #eaf0f8;
  --bg-surface: rgba(255, 255, 255, 0.85);
  --bg-surface-elevated: rgba(241, 245, 249, 0.95);
  --bg-surface-hover: #ffffff;
  --bg-glass: rgba(244, 247, 251, 0.88);
  --bg-card: rgba(255, 255, 255, 0.8);

  --border-subtle: rgba(14, 165, 233, 0.14);
  --border-medium: rgba(14, 165, 233, 0.28);
  --border-strong: #0284c7;
  --border-focus: #0284c7;

  --text-primary: #0a1122;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-highlight: #0284c7;

  --accent-cyan: #0284c7;
  --accent-cyan-bright: #0369a1;
  --accent-cyan-glow: rgba(2, 132, 199, 0.2);
  --accent-cyan-light: rgba(2, 132, 199, 0.08);

  --accent-amber: #d97706;
  --accent-amber-glow: rgba(217, 119, 6, 0.25);
  --accent-amber-light: rgba(217, 119, 6, 0.1);

  --accent-emerald: #059669;
  --accent-emerald-bg: rgba(5, 150, 105, 0.1);

  --terminal-bg: #09101f;
  --terminal-header: #141f38;
  --terminal-text: #f8fafc;
  --terminal-prompt: #38bdf8;
  --terminal-output: #cbd5e1;

  --shadow-sm: 0 4px 16px rgba(10, 17, 34, 0.06);
  --shadow-md: 0 12px 32px rgba(10, 17, 34, 0.08);
  --shadow-lg: 0 24px 56px rgba(10, 17, 34, 0.12);
  --shadow-glow-cyan: 0 0 30px rgba(2, 132, 199, 0.15);
  --shadow-glow-amber: 0 0 25px rgba(217, 119, 6, 0.12);
  --card-inner-highlight: inset 0 1px 0 0 rgba(255, 255, 255, 0.6);
}

/* --------------------------------------------------------------------------
   2. Estilos Globales & Fondo Atmosférico
   -------------------------------------------------------------------------- */
html {
  font-family: var(--font-main);
  background-color: var(--bg-body);
  color: var(--text-primary);
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.65;
  font-size: 1.02rem;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  
  /* Gradiente atmosférico cinematográfico tipo maqueta 3D */
  background-image: 
    radial-gradient(ellipse 90% 55% at 50% -10%, rgba(34, 211, 238, 0.14) 0%, transparent 70%),
    radial-gradient(circle 600px at 85% 25%, rgba(14, 165, 233, 0.08) 0%, transparent 70%),
    radial-gradient(circle 500px at 15% 65%, rgba(245, 158, 11, 0.06) 0%, transparent 65%),
    radial-gradient(circle 700px at 50% 90%, rgba(34, 211, 238, 0.05) 0%, transparent 70%);
  background-attachment: fixed;
}

/* Contenedor principal con respiración */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

/* Secciones con separación limpia y fondos flotantes */
.section {
  padding: 6.5rem 0;
  position: relative;
}

.section:nth-of-type(even) {
  background: linear-gradient(180deg, rgba(6, 12, 29, 0.4) 0%, rgba(4, 8, 20, 0.6) 100%);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

/* Encabezados de Sección */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 4rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent-cyan-bright);
  background: var(--accent-cyan-light);
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
  border: 1px solid rgba(56, 189, 248, 0.25);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.12);
}

.section-title {
  font-size: 2.65rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin-bottom: 0.9rem;
}

.section-subtitle {
  font-size: 1.12rem;
  color: var(--text-secondary);
  line-height: 1.6;
  font-weight: 400;
}

/* --------------------------------------------------------------------------
   3. Header & Navegación (Inspirado en el logo [H] y "menu" cian)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background-color: var(--bg-glass);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
}

.header-container {
  max-width: var(--container-max);
  height: 100%;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand Logo: Inspirado en la caja blanca icónica del screenshot + terminal */
.brand-logo {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.45rem 0.85rem;
  background: rgba(14, 25, 48, 0.6);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

/* Emblema rectangular minimalista que evoca el logo [H] del screenshot */
.brand-logo::before {
  content: "AF";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: #ffffff;
  color: #040814;
  font-family: var(--font-main);
  font-weight: 800;
  font-size: 0.72rem;
  letter-spacing: -0.03em;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(255, 255, 255, 0.25);
}

.brand-logo:hover {
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-glow-cyan);
  transform: translateY(-1px);
}

.logo-prompt {
  color: var(--accent-cyan-bright);
}

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

.logo-symbol {
  color: var(--text-secondary);
}

.logo-cursor {
  animation: blink 1s infinite;
  color: var(--accent-cyan-bright);
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

/* Menú de Navegación */
.nav-menu {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 0.4rem;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.94rem;
  font-weight: 500;
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.01em;
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--accent-cyan-bright);
  background: var(--accent-cyan-light);
}

.nav-link.active {
  color: #ffffff;
  font-weight: 600;
  background: rgba(34, 211, 238, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  box-shadow: 0 0 15px rgba(34, 211, 238, 0.15);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.icon-btn {
  background: rgba(14, 25, 48, 0.7);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background: rgba(34, 211, 238, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan-bright);
  box-shadow: var(--shadow-glow-cyan);
}

.lang-text {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent-cyan-bright);
}

/* Botón "menu" móvil en cian (igual al texto del screenshot) */
.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--accent-cyan-bright);
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  padding: 0.4rem 0.6rem;
  align-items: center;
  gap: 8px;
}

.mobile-menu-btn .bar {
  display: block;
  width: 18px;
  height: 2px;
  background-color: var(--accent-cyan-bright);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-menu-btn::after {
  content: "menu";
  color: var(--accent-cyan-bright);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

.mobile-menu-btn.active .bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.mobile-menu-btn.active .bar:nth-child(2) {
  opacity: 0;
}
.mobile-menu-btn.active .bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   4. Botones Rediseñados (Pill buttons con resplandor cian y ámbar)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn-sm {
  padding: 0.5rem 1.15rem;
  font-size: 0.86rem;
}

/* Botón Primario: Cian Eléctrico con resplandor */
.btn-primary {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  border: 1px solid rgba(56, 189, 248, 0.4);
  box-shadow: 0 4px 20px rgba(2, 132, 199, 0.4), var(--card-inner-highlight);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  border-color: #38bdf8;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(14, 165, 233, 0.55), var(--shadow-glow-cyan);
}

/* Botón Secundario: Cristal marino oscuro con borde cian tenue */
.btn-secondary {
  background: rgba(14, 25, 48, 0.75);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(12px);
  box-shadow: var(--card-inner-highlight);
}

.btn-secondary:hover {
  background: rgba(20, 36, 68, 0.9);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan-bright);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-cyan);
}

/* Botón Outline */
.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-medium);
}

.btn-outline:hover {
  background: rgba(34, 211, 238, 0.08);
  border-color: var(--accent-cyan-bright);
  color: #ffffff;
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   5. Hero Section (Inspirado en la tipografía y amplitud del screenshot)
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 5.5rem 0 6.5rem;
  position: relative;
  overflow: hidden;
}

/* Malla de profundidad visual detrás del hero */
.hero-section::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -50px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.12) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(40px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
}

/* Status Badge con pulso de luz ámbar/esmeralda */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--accent-cyan-bright);
  background: rgba(14, 25, 48, 0.7);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-full);
  width: fit-content;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.status-indicator {
  width: 8px;
  height: 8px;
  background-color: var(--accent-cyan-bright);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan-bright);
  animation: pulse-dot 2.2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(34, 211, 238, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0); }
}

/* Título Hero: Grande, limpio y espacioso como en la imagen */
.hero-title {
  font-size: 3.75rem;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
}

.hero-subtitle {
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--accent-cyan-bright);
  margin-bottom: 1.5rem;
  letter-spacing: -0.015em;
}

.hero-description {
  font-size: 1.12rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2.2rem;
  max-width: 620px;
}

/* Píldoras del Hero */
.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 2.4rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(14, 25, 48, 0.6);
  border: 1px solid var(--border-medium);
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(10px);
  transition: all var(--transition-fast);
}

.pill svg {
  color: var(--accent-cyan-bright);
}

.pill:hover {
  color: #ffffff;
  border-color: var(--accent-cyan);
  background: rgba(34, 211, 238, 0.12);
  transform: translateY(-2px);
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.18);
}

/* CTAs en Hero */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

/* Redes Sociales en Hero */
.hero-socials {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.75rem;
}

.social-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.social-links-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.social-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(14, 25, 48, 0.5);
  border: 1px solid var(--border-subtle);
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.social-chip:hover {
  color: var(--accent-cyan-bright);
  border-color: var(--accent-cyan);
  background: rgba(34, 211, 238, 0.12);
  transform: translateY(-2px);
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.2);
}

/* --------------------------------------------------------------------------
   6. Showcase Hero (Foto con resplandor & Terminal Cristal)
   -------------------------------------------------------------------------- */
.hero-showcase {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

/* Tarjeta de Retrato con Aura Azul/Cian */
.profile-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-medium);
  background: var(--bg-surface);
  box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
  transition: all var(--transition-normal);
}

.profile-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-lg), 0 0 45px rgba(34, 211, 238, 0.3);
}

.profile-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-height: 390px;
  background: #060c1d;
}

.profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  filter: contrast(105%) brightness(98%);
}

.profile-overlay-badge {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  background: rgba(4, 8, 20, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.75rem 1.2rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.badge-role {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--accent-cyan-bright);
  font-family: var(--font-mono);
}

.badge-loc {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Terminal Interactiva */
.terminal-card {
  background: var(--terminal-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-medium);
  overflow: hidden;
  font-family: var(--font-mono);
  box-shadow: var(--shadow-md), var(--card-inner-highlight);
  backdrop-filter: blur(16px);
}

.terminal-header {
  background: var(--terminal-header);
  padding: 0.7rem 1.1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(56, 189, 248, 0.12);
}

.terminal-buttons {
  display: flex;
  align-items: center;
  gap: 7px;
}

.t-btn {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.t-close { background-color: #ef4444; box-shadow: 0 0 6px rgba(239, 68, 68, 0.4); }
.t-min { background-color: var(--accent-amber); box-shadow: 0 0 6px rgba(245, 158, 11, 0.4); }
.t-max { background-color: var(--accent-cyan-bright); box-shadow: 0 0 6px rgba(34, 211, 238, 0.4); }

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

.terminal-clock {
  font-size: 0.75rem;
  color: var(--accent-amber);
  font-weight: 600;
}

.terminal-body {
  padding: 1.2rem;
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--terminal-text);
  max-height: 220px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.t-line {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.t-prompt {
  color: var(--terminal-prompt);
  font-weight: 700;
}

.t-cmd {
  color: #ffffff;
  font-weight: 600;
}

.t-output {
  color: var(--terminal-output);
  padding-left: 0.65rem;
  font-size: 0.82rem;
  border-left: 2px solid var(--accent-cyan);
}

.highlight-emerald {
  color: var(--accent-amber) !important;
}

.terminal-quick-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.1rem;
  background: rgba(4, 8, 20, 0.6);
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}

.quick-title {
  font-size: 0.74rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-right: 0.3rem;
}

.t-chip {
  background: rgba(14, 25, 48, 0.8);
  border: 1px solid var(--border-medium);
  color: var(--accent-cyan-bright);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.t-chip:hover {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: #040814;
  font-weight: 700;
  box-shadow: 0 0 12px var(--accent-cyan);
}

/* --------------------------------------------------------------------------
   7. Sección Sobre Mí (Tarjetas de Cristal y Resplandor Ámbar)
   -------------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: start;
}

.about-bio-card {
  background: var(--bg-surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 2.75rem;
  box-shadow: var(--shadow-md), var(--card-inner-highlight);
}

.card-heading {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  letter-spacing: -0.015em;
}

.professional-quote {
  position: relative;
  background: rgba(14, 25, 48, 0.6);
  border-left: 3px solid var(--accent-amber);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.6rem 1.75rem 1.6rem 3.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--card-inner-highlight);
}

.quote-icon {
  position: absolute;
  top: 1.5rem;
  left: 1.25rem;
  color: var(--accent-amber);
  opacity: 0.75;
}

.quote-text {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.65;
  margin-bottom: 0.6rem;
}

.quote-author {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  font-style: normal;
  color: var(--accent-amber);
  font-family: var(--font-mono);
}

.about-summary-paragraphs p {
  color: var(--text-secondary);
  font-size: 1.02rem;
  line-height: 1.7;
  margin-bottom: 1.1rem;
}

.about-summary-paragraphs strong {
  color: var(--text-primary);
  font-weight: 600;
}

.about-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-subtle);
}

.meta-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.meta-icon {
  font-size: 1.3rem;
  line-height: 1;
}

.meta-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 0.2rem;
}

.meta-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.link-download {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--accent-cyan-bright);
  text-decoration: none;
  display: inline-block;
  transition: all var(--transition-fast);
}

.link-download:hover {
  color: #ffffff;
  text-shadow: 0 0 10px var(--accent-cyan);
}

/* Pilares / Aptitudes con diseño inspirado en nodos */
.about-pillars {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.pillar-card {
  background: var(--bg-surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  box-shadow: var(--shadow-sm), var(--card-inner-highlight);
  transition: all var(--transition-fast);
}

.pillar-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-cyan);
  background: var(--bg-surface-elevated);
  box-shadow: var(--shadow-md), var(--shadow-glow-cyan);
}

.pillar-icon {
  background: rgba(34, 211, 238, 0.12);
  color: var(--accent-cyan-bright);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.pillar-info h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.pillar-info p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   8. Sección Servicios (Tarjetas con números luminosos)
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--bg-surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-md), var(--card-inner-highlight);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

/* Resplandor sutil superior en cada tarjeta */
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.4), transparent);
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-cyan);
  background: var(--bg-surface-elevated);
  box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
}

.service-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.service-icon {
  background: rgba(34, 211, 238, 0.1);
  color: var(--accent-cyan-bright);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(56, 189, 248, 0.25);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.15);
}

.service-number {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent-cyan-bright);
  opacity: 0.35;
  letter-spacing: -0.04em;
}

.service-card:hover .service-number {
  opacity: 0.85;
  text-shadow: 0 0 12px var(--accent-cyan);
}

.service-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
  line-height: 1.3;
}

.service-desc {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.service-features {
  list-style: none;
  margin-top: auto;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.service-features li {
  font-size: 0.86rem;
  color: var(--text-secondary);
  position: relative;
  padding-left: 1.3rem;
  line-height: 1.5;
}

.service-features li::before {
  content: "✦";
  color: var(--accent-cyan-bright);
  position: absolute;
  left: 0;
  font-size: 0.8rem;
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   9. Sección Proyectos (Casos de Estudio con Resplandor)
   -------------------------------------------------------------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.25rem;
}

.project-card {
  background: var(--bg-surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md), var(--card-inner-highlight);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-cyan);
  background: var(--bg-surface-elevated);
  box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
}

.project-content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-type {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-cyan-bright);
  margin-bottom: 0.65rem;
}

.project-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  margin-bottom: 1rem;
}

.project-description {
  font-size: 0.96rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.project-highlights {
  background: rgba(14, 25, 48, 0.6);
  padding: 0.95rem 1.2rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  color: var(--text-primary);
  border-left: 3px solid var(--accent-amber);
  margin-bottom: 1.5rem;
  box-shadow: var(--card-inner-highlight);
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: auto;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  background-color: rgba(14, 25, 48, 0.75);
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.project-card:hover .tag {
  border-color: rgba(56, 189, 248, 0.3);
  color: var(--accent-cyan-bright);
}

/* --------------------------------------------------------------------------
   10. Sección Experiencia & Educación (Línea Temporal con Nodos Lóbulos)
   -------------------------------------------------------------------------- */
.exp-education-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3.5rem;
}

.column-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.column-icon {
  background: rgba(34, 211, 238, 0.12);
  color: var(--accent-cyan-bright);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(56, 189, 248, 0.25);
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.15);
}

.column-header h3 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.015em;
}

/* Timeline: Haz de luz vertical */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 0;
  left: 7px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-cyan) 0%, rgba(56, 189, 248, 0.2) 80%, transparent 100%);
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.3);
}

.timeline-item {
  position: relative;
  margin-bottom: 2.75rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

/* Nodos de la línea temporal: Inspirados en las uniones luminosas de la maqueta */
.timeline-marker {
  position: absolute;
  top: 8px;
  left: -2rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: #040814;
  border: 3px solid var(--accent-cyan);
  box-shadow: 0 0 12px var(--accent-cyan);
  transition: all var(--transition-fast);
}

.timeline-item:hover .timeline-marker {
  transform: scale(1.35);
  background-color: var(--accent-amber);
  border-color: #ffffff;
  box-shadow: 0 0 16px var(--accent-amber);
}

.timeline-content {
  background: var(--bg-surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.6rem;
  box-shadow: var(--shadow-sm), var(--card-inner-highlight);
  transition: all var(--transition-fast);
}

.timeline-item:hover .timeline-content {
  border-color: var(--accent-cyan);
  transform: translateX(4px);
  box-shadow: var(--shadow-md), 0 0 24px rgba(34, 211, 238, 0.12);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-amber);
  margin-bottom: 0.35rem;
}

.timeline-role {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.timeline-company {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--accent-cyan-bright);
  margin-bottom: 1rem;
}

.timeline-tasks {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-bottom: 1.1rem;
}

.timeline-tasks li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
  position: relative;
  padding-left: 1.2rem;
}

.timeline-tasks li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-size: 1.2rem;
  line-height: 1;
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.timeline-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan-bright);
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  transition: all var(--transition-fast);
}

.timeline-link:hover {
  color: #ffffff;
  text-shadow: 0 0 10px var(--accent-cyan);
}

/* --------------------------------------------------------------------------
   11. Sección Contacto & Formulario
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3.5rem;
  align-items: start;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-card {
  background: var(--bg-surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.6rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  box-shadow: var(--shadow-sm), var(--card-inner-highlight);
  transition: all var(--transition-fast);
}

.contact-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-md), var(--shadow-glow-cyan);
}

.contact-icon {
  background: rgba(34, 211, 238, 0.12);
  color: var(--accent-cyan-bright);
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(56, 189, 248, 0.25);
  box-shadow: 0 0 16px rgba(34, 211, 238, 0.15);
}

.contact-details {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  min-width: 0;
}

.contact-type {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
}

.contact-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--transition-fast);
}

.contact-value:hover {
  color: var(--accent-cyan-bright);
}

.btn-copy-chip {
  background: rgba(14, 25, 48, 0.8);
  border: 1px solid var(--border-medium);
  color: var(--accent-cyan-bright);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  text-decoration: none;
  font-size: 1.05rem;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.btn-copy-chip:hover {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: #040814;
  box-shadow: 0 0 15px var(--accent-cyan);
}

/* Formulario */
.contact-form-wrapper {
  background: var(--bg-surface);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 2.75rem;
  box-shadow: var(--shadow-lg), var(--card-inner-highlight);
}

.form-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.45rem;
  letter-spacing: -0.015em;
}

.form-subtitle {
  font-size: 0.96rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.01em;
}

.form-input, .form-textarea {
  width: 100%;
  font-family: var(--font-main);
  font-size: 1rem;
  background-color: rgba(6, 12, 28, 0.7);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.15rem;
  color: #ffffff;
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--accent-cyan);
  background-color: rgba(8, 16, 36, 0.9);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.22);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.field-error {
  font-size: 0.8rem;
  color: #f87171;
  min-height: 1rem;
}

.btn-submit {
  width: 100%;
  padding: 0.95rem;
  margin-top: 0.6rem;
}

/* --------------------------------------------------------------------------
   12. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--bg-body);
  border-top: 1px solid var(--border-subtle);
  padding: 4.5rem 0 2.5rem;
  position: relative;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2.25rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
}

.footer-tagline {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 520px;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.footer-social-btn {
  background: rgba(14, 25, 48, 0.7);
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer-social-btn:hover {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: #040814;
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-cyan);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
  width: 100%;
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-cloudflare {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-cyan-bright);
}

/* --------------------------------------------------------------------------
   13. Toast & Back to Top
   -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  background: rgba(6, 12, 28, 0.95);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-lg), var(--shadow-glow-cyan);
  padding: 0.95rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 600;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slide-in 0.28s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  max-width: 360px;
}

.toast.toast-success {
  border-left: 4px solid var(--accent-cyan-bright);
}

.toast-closing {
  animation: slide-out 0.25s ease forwards;
}

@keyframes slide-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slide-out {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(16px); }
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  z-index: 999;
  background: rgba(14, 25, 48, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-medium);
  color: var(--accent-cyan-bright);
  width: 46px;
  height: 46px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--transition-fast);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: #040814;
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-cyan);
}

/* --------------------------------------------------------------------------
   14. Media Queries (Diseño Responsive)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .hero-showcase {
    max-width: 540px;
    margin: 0 auto;
    width: 100%;
  }

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

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

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

@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  .section {
    padding: 4.5rem 0;
  }

  .section-title {
    font-size: 2.1rem;
  }

  .hero-title {
    font-size: 2.65rem;
  }

  .hero-subtitle {
    font-size: 1.25rem;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }

  .cv-btn {
    display: none;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(4, 8, 20, 0.95);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border-medium);
    padding: 1.75rem 2rem;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal);
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }

  .nav-link {
    padding: 0.85rem 1.2rem;
    border-radius: var(--radius-sm);
  }

  .services-grid,
  .projects-grid,
  .exp-education-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

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

  .toast-container {
    left: 1.25rem;
    right: 1.25rem;
    bottom: 1.25rem;
  }

  .toast {
    max-width: 100%;
  }

  .back-to-top {
    left: auto;
    right: 1.25rem;
    bottom: 1.25rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.15rem;
  }

  .hero-pills {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-form-wrapper {
    padding: 1.75rem 1.4rem;
  }

  .about-bio-card {
    padding: 1.75rem 1.4rem;
  }

  .professional-quote {
    padding-left: 2.2rem;
  }

  .quote-icon {
    left: 0.65rem;
  }
}