/* ================================================
   CAROLINA VÁSQUEZ — PORTFOLIO
   styles.css — Minimalist Professional Design
   Blanco + Verde Olivo
   ================================================ */

:root {
  /* Palette: Blanco + Verde Olivo */
  --white:           #ffffff;
  --off-white:       #f9f8f6;
  --light-gray:      #ede8e0;
  --medium-gray:     #a89f99;
  --dark-gray:       #3d3d3d;
  --olive-green:     #6b8e23;  /* Verde Olivo */
  --olive-light:     #8ba62d;
  --olive-dark:      #556b2f;

  /* Semantic */
  --bg:              #ffffff;
  --bg-secondary:    #f9f8f6;
  --text-primary:    #1a1a1a;
  --text-secondary:  #666666;
  --text-muted:      #a89f99;
  --border:          #e5e0d8;
  --accent:          #6b8e23;
  --accent-light:    #8ba62d;
  --accent-dark:     #556b2f;

  /* Typography */
  --font-sans:       'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-base:  16px;
  --line-height:     1.6;

  /* Spacing */
  --spacing-xs:      0.5rem;
  --spacing-sm:      1rem;
  --spacing-md:      1.5rem;
  --spacing-lg:      2rem;
  --spacing-xl:      3rem;
  --spacing-2xl:     4rem;

  /* Timing */
  --duration-fast:   0.2s;
  --duration-normal: 0.3s;
  --duration-slow:   0.5s;

  /* Shadows */
  --shadow-sm:       0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md:       0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg:       0 10px 25px rgba(0, 0, 0, 0.08);
  --shadow-xl:       0 20px 40px rgba(0, 0, 0, 0.1);
}

/* ================================================
   RESET & BASE
   ================================================ */

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

html {
  scroll-behavior: smooth;
  font-size: var(--font-size-base);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text-primary);
  line-height: var(--line-height);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
}

h1 { font-size: clamp(2.5rem, 8vw, 4rem); }
h2 { font-size: clamp(1.8rem, 5vw, 2.5rem); }
h3 { font-size: clamp(1.3rem, 3vw, 1.75rem); }
h4 { font-size: 1.125rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--duration-normal) ease;
}

a:hover {
  color: var(--accent-dark);
  text-decoration: underline;
}

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

/* ================================================
   CONTAINER & LAYOUT
   ================================================ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

section {
  padding: var(--spacing-2xl) 0;
}

section:nth-child(odd) {
  background-color: var(--bg);
}

section:nth-child(even) {
  background-color: var(--bg-secondary);
}

/* ================================================
   NAVBAR
   ================================================ */

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.95);
}

.navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-logo {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text-primary);
}

.navbar-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.navbar-menu a {
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: color var(--duration-normal) ease;
}

.navbar-menu a:hover {
  color: var(--accent);
  text-decoration: none;
}

@media (max-width: 768px) {
  .navbar-menu {
    display: none;
  }
}

/* ================================================
   HERO SECTION
   ================================================ */

.hero {
  padding: 6rem var(--spacing-lg) 4rem;
  background: linear-gradient(135deg, #ffffff 0%, #f9f8f6 100%);
  position: relative;
  overflow: hidden;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  z-index: 2;
}

.hero-kicker {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--spacing-md);
}

.hero-title {
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  max-width: 500px;
}

.hero-desc .highlight {
  color: var(--accent);
  font-weight: 600;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-visual {
  width: 100%;
  max-width: 350px;
  height: 500px;
  margin: 0 auto;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero {
    padding: 4rem var(--spacing-lg) 2rem;
  }

  .hero-visual {
    display: none;
  }

  .hero-cta {
    flex-direction: column;
  }
}

/* ================================================
   BUTTONS
   ================================================ */

.btn {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) ease;
  text-align: center;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--accent-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}

.btn-secondary:hover {
  background-color: var(--accent);
  color: var(--white);
}

.btn-large {
  padding: 1.125rem 2.5rem;
  font-size: 1rem;
}

/* ================================================
   ABOUT SECTION
   ================================================ */

.about-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.about-header h2 {
  position: relative;
  display: inline-block;
  padding-bottom: var(--spacing-md);
}

.about-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--accent);
  border-radius: 2px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-text p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

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

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.highlight-box {
  padding: var(--spacing-lg);
  background-color: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-align: center;
  transition: all var(--duration-normal) ease;
}

.highlight-box:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.highlight-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  margin: 0;
}

.highlight-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: var(--spacing-sm);
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

/* Foto en sección About — solo visible en móvil */
.about-photo-mobile {
  display: none;
}

@media (max-width: 768px) {
  .about-photo-mobile {
    display: block;
    width: 180px;
    height: 240px;
    margin: 0 auto var(--spacing-xl);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }

  .about-photo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
  }
}

/* ================================================
   PROYECTOS SECTION
   ================================================ */

.proyectos-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.proyectos-header h2 {
  position: relative;
  display: inline-block;
  padding-bottom: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.proyectos-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--accent);
  border-radius: 2px;
}

.proyectos-header p {
  font-size: 1.0625rem;
  color: var(--text-muted);
}

.proyectos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.proyecto-card {
  padding: var(--spacing-lg);
  background-color: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all var(--duration-normal) ease;
}

.proyecto-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
  transform: translateY(-8px);
}

.proyecto-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.proyecto-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.proyecto-card p {
  font-size: 0.95rem;
  margin-bottom: var(--spacing-md);
}

.proyecto-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  list-style: none;
}

.proyecto-tags li {
  padding: 0.375rem 0.875rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* ================================================
   EXPERTISE SECTION
   ================================================ */

.expertise-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.expertise-header h2 {
  position: relative;
  display: inline-block;
  padding-bottom: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.expertise-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--accent);
  border-radius: 2px;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.expertise-card {
  padding: var(--spacing-lg);
  background-color: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all var(--duration-normal) ease;
}

.expertise-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.expertise-card h3 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
  color: var(--accent);
}

.expertise-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* ================================================
   XEVRA SECTION
   ================================================ */

.xevra-section {
  padding: var(--spacing-2xl) 0;
}

.xevra-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  text-align: center;
}

.xevra-content h2 {
  color: var(--accent);
  margin-bottom: var(--spacing-lg);
}

.xevra-content p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

.xevra-content a {
  color: var(--accent);
  font-weight: 600;
}

/* ================================================
   CONTACTO SECTION
   ================================================ */

.contacto {
  background: linear-gradient(135deg, #ffffff 0%, #f9f8f6 100%);
}

.contacto-inner {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  text-align: center;
}

.contacto-inner h2 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.contacto-inner > p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

.contacto-cta {
  margin-bottom: var(--spacing-lg);
}

.contacto-sociales {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
}

/* Fila de email + botón copiar */
.contacto-email-copy {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
}

.contacto-email-text {
  font-size: 0.975rem;
  color: var(--text-secondary);
  font-family: monospace;
}

.btn-copy {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border: 1.5px solid var(--accent);
  border-radius: 6px;
  background: transparent;
  color: var(--accent);
  cursor: pointer;
  transition: all var(--duration-normal) ease;
  font-family: var(--font-sans);
}

.btn-copy:hover {
  background: var(--accent);
  color: var(--white);
}

.btn-copy.copied {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.social-link {
  font-size: 0.95rem;
  color: var(--accent);
  font-weight: 600;
  border-bottom: 2px solid transparent;
  padding-bottom: 0.25rem;
  transition: border-color var(--duration-normal) ease;
}

.social-link:hover {
  border-bottom-color: var(--accent);
  text-decoration: none;
}

/* ================================================
   FOOTER
   ================================================ */

.footer {
  background-color: var(--text-primary);
  color: var(--off-white);
  padding: var(--spacing-lg);
  text-align: center;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-inner p {
  color: var(--off-white);
  margin-bottom: var(--spacing-sm);
  font-size: 0.95rem;
}

.footer-email {
  color: var(--off-white);
  font-weight: 600;
  margin-bottom: var(--spacing-md) !important;
}

.footer-email a {
  color: var(--accent-light);
  text-decoration: none;
}

.footer-email a:hover {
  text-decoration: underline;
}

.footer-disclaimer-title {
  color: var(--off-white);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem !important;
  text-transform: uppercase;
}

.footer-note {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.38rem;
  line-height: 1.1;
  max-width: 100%;
  margin: 0 auto;
  letter-spacing: -0.5px;
  word-spacing: -1px;
}

/* ================================================
   REVEAL ANIMATION
   ================================================ */

[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.23, 1, 0.320, 1),
              transform 0.6s cubic-bezier(0.23, 1, 0.320, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ================================================
   UTILITIES
   ================================================ */

.highlight {
  color: var(--accent);
  font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
  section {
    padding: var(--spacing-xl) 0;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.125rem; }

  .container {
    padding: 0 var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .contacto-sociales {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}

/* ================================================
   PRINT STYLES
   ================================================ */

@media print {
  .navbar,
  .footer {
    display: none;
  }

  body {
    background-color: white;
  }

  a {
    color: var(--accent);
    text-decoration: underline;
  }
}