/* ========== TuAppYaSoft - Empresa de Desarrollo de Software ========== */

/* ========== VARIABLES & THEMES ========== */
:root {
  /* Dark Theme (Default) */
  --bg-1: #071021;
  --bg-2: #0b1220;
  --bg-3: #0f1729;
  --card: rgba(255,255,255,0.03);
  --glass: rgba(255,255,255,0.04);
  --accent1: #7c3aed;
  --accent2: #06b6d4;
  --accent-glow: rgba(124,58,237,0.3);
  --muted: rgba(230,238,248,0.62);
  --text: #e6eef8;
  --text-bright: #ffffff;
  --shadow: 0 20px 40px rgba(2,6,23,0.7);
  --shadow-lg: 0 30px 60px rgba(2,6,23,0.9);
  --radius: 14px;
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
}

/* Light Theme */
body.light {
  --bg-1: #ffffff;
  --bg-2: #f8f9fa;
  --bg-3: #e9ecef;
  --card: rgba(0,0,0,0.03);
  --glass: rgba(0,0,0,0.05);
  --accent1: #7c3aed;
  --accent2: #06b6d4;
  --accent-glow: rgba(124,58,237,0.15);
  --muted: rgba(55,65,81,0.7);
  --text: #1f2937;
  --text-bright: #000000;
  --shadow: 0 10px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 50px rgba(0,0,0,0.12);
}

/* ========== RESET & BASE ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background: var(--bg-1);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.5s ease, color 0.5s ease;
  position: relative;
}

body.dark {
  background:
    radial-gradient(900px 400px at 10% 10%, rgba(124,58,237,0.12), transparent 8%),
    radial-gradient(700px 300px at 90% 90%, rgba(6,182,212,0.10), transparent 8%),
    linear-gradient(180deg, var(--bg-1), var(--bg-2));
}

body.light {
  background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
}

/* ========== THEME TOGGLE BUTTON ========== */
.theme-toggle {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 2px solid var(--glass);
  background: var(--card);
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.theme-toggle:hover {
  transform: scale(1.05);
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  border-color: transparent;
  box-shadow: 0 6px 16px rgba(124, 58, 237, 0.4);
}

.theme-toggle i {
  position: absolute;
  transition: var(--transition);
}

.theme-toggle .fa-sun {
  opacity: 0;
  transform: rotate(-180deg) scale(0);
}

.theme-toggle .fa-moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

body.light .theme-toggle .fa-sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

body.light .theme-toggle .fa-moon {
  opacity: 0;
  transform: rotate(180deg) scale(0);
}

/* ========== HEADER ========== */
.site-header {
  max-width: 1200px;
  margin: 20px auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  backdrop-filter: blur(12px);
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--glass);
  position: sticky;
  top: 10px;
  z-index: 100;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.site-header:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent2), var(--accent1));
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 24px;
  color: white;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.logo:hover {
  transform: rotate(10deg) scale(1.05);
}

.who h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
}

.highight {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
}

.gradient-text {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
}

.muted { color: var(--muted); }

.nav {
  display: flex;
  gap: 8px;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 14px;
}

.nav a:hover {
  color: var(--text-bright);
  background: var(--glass);
  transform: translateY(-2px);
}

.nav a i {
  font-size: 14px;
}

.mobile-menu-toggle {
  display: none;
  background: var(--glass);
  border: 1px solid var(--glass);
  color: var(--text);
  font-size: 24px;
  cursor: pointer;
  padding: 10px;
  border-radius: 8px;
  transition: var(--transition);
}

.mobile-menu-toggle:hover {
  background: var(--card);
  transform: scale(1.05);
}

/* ========== CONTAINER & LAYOUT ========== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.section {
  margin-top: 100px;
  padding-top: 20px;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  border-bottom: 2px solid var(--glass);
  padding-bottom: 16px;
  flex-wrap: wrap;
  gap: 16px;
}

.section-header h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 36px;
  margin: 0;
  font-weight: 800;
}

.section-header h2 i {
  color: var(--accent1);
  font-size: 32px;
}

.section-subtitle {
  text-align: center;
  font-size: 18px;
  color: var(--muted);
  margin-top: -20px;
  margin-bottom: 30px;
}

/* ========== ANIMATIONS ========== */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes gradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.animate-on-scroll {
  animation: fadeInUp 0.8s ease forwards;
}

/* ========== CARDS & EFFECTS ========== */
.card-3d {
  transition: var(--transition);
  transform-style: preserve-3d;
}

.card-3d:hover {
  transform: translateY(-8px);
}

/* ========== BUTTONS ========== */
.btn {
  cursor: pointer;
  border-radius: 12px;
  padding: 12px 24px;
  font-weight: 700;
  font-size: 15px;
  border: none;
  background: transparent;
  color: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn.small {
  padding: 8px 16px;
  font-size: 14px;
  border-radius: 10px;
  font-weight: 600;
}

.btn.large {
  padding: 16px 32px;
  font-size: 16px;
  border-radius: 14px;
}

.btn.primary {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  color: white;
  box-shadow: 0 10px 30px var(--accent-glow);
}

.btn.primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px var(--accent-glow);
}

.btn.primary.pulse {
  animation: pulse 2s infinite;
}

.btn.ghost {
  border: 2px solid var(--glass);
  color: var(--text);
}

.btn.ghost:hover {
  background: var(--glass);
  border-color: var(--accent1);
}

.btn.outline {
  border: 2px solid rgba(255,255,255,0.1);
  color: var(--text);
}

.btn.outline:hover {
  background: var(--glass);
  transform: translateY(-2px);
}

/* ========== HERO SECTION ========== */
.hero {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 40px;
  align-items: center;
  margin-top: 60px;
  min-height: 600px;
}

.hero-left {
  padding: 40px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--card), rgba(255,255,255,0.01));
  border: 1px solid var(--glass);
  box-shadow: var(--shadow);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  color: white;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
  box-shadow: 0 4px 15px var(--accent-glow);
}

.hero-title {
  font-size: 48px;
  font-weight: 900;
  line-height: 1.2;
  margin: 16px 0;
}

.lead {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
  margin: 20px 0;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 24px 0;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}

.feature-item i {
  color: var(--accent1);
  font-size: 18px;
}

.cta-row {
  display: flex;
  gap: 16px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.trust-badges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--glass);
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.badge-item i {
  font-size: 32px;
  color: var(--accent1);
}

.badge-item strong {
  display: block;
  font-size: 24px;
  font-weight: 800;
  color: var(--text-bright);
}

.badge-item span {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

/* Hero Right - Illustration */
.hero-right {
  padding: 40px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--card), rgba(255,255,255,0.01));
  border: 1px solid var(--glass);
  box-shadow: var(--shadow);
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-illustration {
  font-size: 180px;
  color: var(--accent1);
  opacity: 0.3;
  animation: float 3s ease-in-out infinite;
}

.floating-card {
  position: absolute;
  padding: 16px 20px;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  border-radius: 12px;
  color: white;
  font-weight: 600;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 30px var(--accent-glow);
  animation: float 4s ease-in-out infinite;
}

.floating-card i {
  font-size: 20px;
}

.floating-card.card-1 {
  top: 10%;
  left: 5%;
  animation-delay: 0s;
}

.floating-card.card-2 {
  top: 50%;
  right: 5%;
  animation-delay: 1s;
}

.floating-card.card-3 {
  bottom: 10%;
  left: 10%;
  animation-delay: 2s;
}

/* ========== SERVICES SECTION ========== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.service-card {
  padding: 32px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--glass);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent1);
}

.service-card.featured {
  border: 2px solid var(--accent1);
  box-shadow: 0 20px 50px var(--accent-glow);
}

.popular-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 6px 14px;
  background: linear-gradient(90deg, #ff6b6b, #ff8e53);
  color: white;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.service-icon {
  width: 70px;
  height: 70px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: white;
  margin-bottom: 20px;
  box-shadow: 0 10px 30px var(--accent-glow);
}

.service-card h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-bright);
}

.service-card p {
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-features {
  list-style: none;
  margin: 20px 0;
}

.service-features li {
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
}

.service-features li i {
  color: var(--accent1);
  font-size: 16px;
}

.service-price {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--glass);
  font-size: 14px;
  color: var(--muted);
}

.service-price span {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent1);
  display: block;
  margin-top: 8px;
}

/* ========== INDUSTRIES SECTION ========== */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.industry-item {
  padding: 24px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--glass);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}

.industry-item:hover {
  transform: translateY(-8px);
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  box-shadow: 0 15px 40px var(--accent-glow);
}

.industry-item i {
  font-size: 40px;
  color: var(--accent1);
  transition: var(--transition);
}

.industry-item:hover i {
  color: white;
  transform: scale(1.2);
}

.industry-item h4 {
  font-size: 16px;
  font-weight: 700;
  margin: 0;
}

/* ========== PRICING SECTION ========== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.price-card {
  padding: 40px;
  border-radius: var(--radius);
  background: var(--card);
  border: 2px solid var(--glass);
  box-shadow: var(--shadow);
  position: relative;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.price-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent1);
}

.price-card.featured {
  border: 3px solid var(--accent1);
  box-shadow: 0 20px 60px var(--accent-glow);
  transform: scale(1.05);
}

.popular-ribbon {
  position: absolute;
  top: 20px;
  right: -10px;
  padding: 8px 20px;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  color: white;
  border-radius: 8px 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 15px var(--accent-glow);
}

.price-header h3 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 20px;
  color: var(--text-bright);
}

.price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 30px;
}

.price .currency {
  font-size: 24px;
  font-weight: 700;
  color: var(--muted);
}

.price .amount {
  font-size: 56px;
  font-weight: 900;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.price .period {
  font-size: 16px;
  color: var(--muted);
}

.price-features {
  list-style: none;
  margin: 30px 0;
  flex-grow: 1;
}

.price-features li {
  padding: 12px 0;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  line-height: 1.5;
}

.price-features li i.fa-check {
  color: var(--accent1);
  font-size: 16px;
  margin-top: 2px;
}

.price-features li i.fa-times {
  opacity: 0.3;
  margin-top: 2px;
}

.ideal-for {
  margin-top: 20px;
  padding: 16px;
  background: var(--glass);
  border-radius: 10px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  font-weight: 600;
}

.pricing-note {
  margin-top: 50px;
  padding: 30px;
  background: linear-gradient(135deg, var(--card), rgba(124,58,237,0.05));
  border-radius: var(--radius);
  border: 1px solid var(--glass);
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.pricing-note i {
  font-size: 32px;
  color: var(--accent1);
  flex-shrink: 0;
}

.pricing-note p {
  margin: 0;
  line-height: 1.7;
}

.pricing-note a {
  color: var(--accent1);
  font-weight: 700;
  text-decoration: underline;
}

.payment-options {
  margin-top: 50px;
  text-align: center;
}

.payment-options h3 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.option-item {
  padding: 20px;
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--glass);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  transition: var(--transition);
}

.option-item:hover {
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  transform: translateY(-5px);
}

.option-item i {
  font-size: 28px;
  color: var(--accent1);
}

.option-item:hover i {
  color: white;
}
.profile-info {
  text-align: center;
}
.profile-info strong {
  font-size: 20px;
  display: block;
  margin-bottom: 5px;
}
.socials {
  display: flex;
  gap: 15px;
  margin-top: 15px;
  justify-content: center;
}
.socials a {
  color: var(--muted);
  font-size: 20px;
  transition: all 0.3s ease;
}
.socials a:hover {
  color: var(--accent1);
  transform: translateY(-3px);
}

/* About section */
.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 30px;
  align-items: center;
}
.about-text p {
  margin-bottom: 15px;
  line-height: 1.6;
}
.about-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}
.stat-item {
  text-align: center;
  padding: 20px;
  background: var(--glass);
  border-radius: var(--radius);
  min-width: 120px;
  border: 1px solid rgba(255,255,255,0.05);
  transition: all 0.3s ease;
}
.stat-item:hover {
  transform: translateY(-5px);
  border-color: var(--accent1);
}
.stat-number {
  font-size: 36px;
  font-weight: 700;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-label {
  margin-top: 5px;
  color: var(--muted);
  font-size: 14px;
}

/* Projects grid and cards */
.projects-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
  margin-top:18px
}
.project{
  padding:14px;
  border-radius:12px;
  background:linear-gradient(135deg, rgba(255,255,255,0.015), rgba(255,255,255,0.01));
  border:1px solid var(--glass);
  transition:transform .28s cubic-bezier(.2,.9,.2,1), box-shadow .28s
}
.project:hover{
  transform:translateY(-10px) rotateX(4deg);
  box-shadow:0 30px 60px rgba(2,6,23,0.6)
}
.p-thumb{
  height:120px;
  border-radius:10px;
  background-size:cover;
  background-position:center;
  margin-bottom:8px;
  box-shadow:inset 0 -10px 30px rgba(2,6,23,0.35)
}
.project-content h4 {
  margin: 10px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.project-content h4 i {
  color: var(--accent1);
}
.p-actions {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

/* Skill Cards - Tarjetas de habilidades */
.skills-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.skill-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border: 1px solid var(--glass);
  border-radius: var(--radius);
  padding: 25px 20px;
  text-align: center;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.skill-card:hover {
  transform: translateY(-10px);
  border-color: var(--accent1);
  box-shadow: 0 20px 40px rgba(124, 58, 237, 0.2);
}

.skill-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  transition: transform 0.4s ease;
}

.skill-card:hover .skill-icon {
  transform: rotate(360deg);
}

.skill-icon i {
  font-size: 30px;
  color: #04111a;
}

.skill-card h3 {
  margin: 0 0 5px 0;
  font-size: 20px;
}

.skill-card p {
  color: var(--muted);
  margin: 0;
  font-size: 14px;
}

/* Skills grid */
.skills-container {
  margin-top: 30px;
}
.skills-category {
  margin-bottom: 25px;
}
.skills-category h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
  font-size: 20px;
}
.skills-category h3 i {
  color: var(--accent1);
}
.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.skill {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.03);
  background: linear-gradient(90deg, rgba(255,255,255,0.01), transparent);
  font-weight: 700;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
}
.skill:hover {
  transform: translateY(-3px);
  border-color: var(--accent1);
  color: var(--text);
}
.skill i {
  color: var(--accent1);
}

/* Filters */
.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.filter {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.03);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 600;
}
.filter:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text);
}
.filter.active {
  background: linear-gradient(90deg,var(--accent1),var(--accent2));
  color: #04111a;
  border: none;
}

/* Contact section */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}
.contact-left {
  padding: 30px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border: 1px solid var(--glass);
}
.contact-right {
  padding: 30px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border: 1px solid var(--glass);
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}
.contact-form input, .contact-form textarea {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--glass);
  background: rgba(255,255,255,0.02);
  color: inherit;
  font-size: 16px;
  transition: all 0.3s ease;
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none;
  border-color: var(--accent1);
  box-shadow: 0 0 0 2px rgba(124,58,237,0.2);
}
.form-row {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

/* Contact info */
.contact-info {
  list-style: none;
  padding: 0;
  margin: 0 0 30px 0;
}
.contact-info li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
  color: var(--muted);
}
.contact-info li i {
  color: var(--accent1);
  font-size: 18px;
  width: 25px;
  text-align: center;
}
.contact-info a {
  color: var(--muted);
  text-decoration: none;
  transition: all 0.3s ease;
}
.contact-info a:hover {
  color: var(--text);
}
.contact-right h3, .contact-right h4 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 0;
  margin-bottom: 20px;
}
.contact-right h3 i, .contact-right h4 i {
  color: var(--accent1);
}
.social-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.social-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
  transition: all 0.3s ease;
}
.social-link:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text);
  transform: translateX(5px);
}
.social-link i {
  color: var(--accent1);
  font-size: 18px;
  width: 25px;
  text-align: center;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(rgba(2,6,23,0.6), rgba(2,6,23,0.6));
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
  z-index: 1000;
}
.modal.show {
  opacity: 1;
  pointer-events: auto;
}
.modal-content {
  position: relative;
  width: min(820px,92%);
  padding: 30px;
  border-radius: 14px;
  border: 1px solid var(--glass);
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  box-shadow: var(--shadow);
}
.modal-close {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--glass);
  border: none;
  color: var(--muted);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all 0.3s ease;
}
.modal-close:hover {
  background: rgba(255,255,255,0.1);
  color: var(--text);
  transform: rotate(90deg);
}
.modal-actions {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

/* Footer */
.site-footer {
  margin-top: 80px;
  padding: 30px 0 40px;
  border-top: 1px solid var(--glass);
}
.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}
.footer-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg,var(--accent2),var(--accent1));
  display: grid;
  place-items: center;
  font-weight: 800;
  color: #04111a;
}
.footer-text {
  text-align: center;
}
.footer-text p {
  margin: 5px 0;
}
.footer-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--glass);
  color: var(--text);
  text-decoration: none;
  transition: all 0.3s ease;
}
.footer-links a:hover {
  background: linear-gradient(135deg,var(--accent2),var(--accent1));
  transform: translateY(-5px);
}

/* Card 3D common class (used for tilt effect) */
.card-3d {
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform .18s cubic-bezier(.2,.9,.2,1), box-shadow .18s;
}
.card-3d:active {
  transition: none;
}

/* Accent text */
.accent {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
}

/* Small utility class */
.small {
  font-size: 14px;
}
/* Modal PROYECTOS*/
.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(rgba(2,6,23,0.6), rgba(2,6,23,0.6));
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
  z-index: 1000;
}
.modal.show {
  opacity: 1;
  pointer-events: auto;
}
.modal-content {
  position: relative;
  width: min(820px,92%);
  padding: 30px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.1);
  background: var(--bg-2); /* Fondo completamente sólido */
  box-shadow: var(--shadow);
  max-height: 90vh;
  overflow-y: auto;

}
.modal-close {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--glass);
  border: none;
  color: var(--muted);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all 0.3s ease;
}
.modal-close:hover {
  background: rgba(255,255,255,0.1);
  color: var(--text);
  transform: rotate(90deg);
}
.modal-actions {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

/* Galería de imágenes en el modal */
.modal-gallery {
  margin: 20px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
}

.gallery-image {
  width: 100%;
  height: 150px;
  border-radius: var(--radius);
  object-fit: cover;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.gallery-image:hover {
  transform: scale(1.05);
  border-color: var(--accent1);
}

/* Imagen ampliada */
.fullscreen-image {
  position: fixed;
  inset: 0;
  background: rgba(2,6,23,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.fullscreen-image.show {
  opacity: 1;
  pointer-events: auto;
}

.fullscreen-image img {
  max-width: 90%;
  max-height: 90vh;
  border-radius: var(--radius);
}

.fullscreen-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--glass);
  color: var(--text);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  display: grid;
  place-items: center;
  cursor: pointer;
  font-size: 20px;
  transition: all 0.3s ease;
}

.fullscreen-close:hover {
  background: rgba(255,255,255,0.2);
  transform: rotate(90deg);
}

/* ========== ABOUT US / NOSOTROS SECTION ========== */
.about-us .about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

.about-text-section h3 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-text-section h3 i {
  color: var(--accent1);
}

.about-text-section p {
  line-height: 1.8;
  margin-bottom: 16px;
  color: var(--muted);
}

.about-text-section .mt-4 {
  margin-top: 40px;
}

.why-choose-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.why-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--glass);
  transition: var(--transition);
}

.why-item:hover {
  transform: translateY(-5px);
  border-color: var(--accent1);
  box-shadow: 0 10px 30px var(--accent-glow);
}

.why-item i {
  font-size: 32px;
  color: var(--accent1);
  flex-shrink: 0;
}

.why-item h4 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 8px 0;
  color: var(--text-bright);
}

.why-item p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

.stats-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-box {
  padding: 30px;
  background: linear-gradient(135deg, var(--card), rgba(124,58,237,0.05));
  border-radius: var(--radius);
  border: 1px solid var(--glass);
  text-align: center;
  transition: var(--transition);
}

.stat-box:hover {
  transform: translateY(-8px);
  border-color: var(--accent1);
  box-shadow: 0 15px 40px var(--accent-glow);
}

.stat-box i {
  font-size: 40px;
  color: var(--accent1);
  margin-bottom: 16px;
}

.stat-box .stat-number {
  font-size: 48px;
  font-weight: 900;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
  margin-bottom: 8px;
}

.stat-box .stat-label {
  font-size: 14px;
  color: var(--muted);
}

.technologies-showcase {
  margin-top: 60px;
  padding: 40px;
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--glass);
  text-align: center;
}

.technologies-showcase h3 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.tech-logos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 20px;
}

.tech-item {
  padding: 20px;
  background: var(--glass);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  transition: var(--transition);
}

.tech-item:hover {
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--accent-glow);
}

.tech-item i {
  font-size: 36px;
  color: var(--accent1);
}

.tech-item:hover i {
  color: white;
}

/* ========== CONTACT SECTION ========== */
.contact-cta {
  text-align: center;
  margin-bottom: 50px;
  padding: 40px;
  background: linear-gradient(135deg, var(--card), rgba(124,58,237,0.05));
  border-radius: var(--radius);
  border: 1px solid var(--glass);
}

.contact-cta h3 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.contact-cta p {
  font-size: 18px;
  color: var(--muted);
  margin: 0;
}

.form-row-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-form select {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--glass);
  background: rgba(255,255,255,0.02);
  color: inherit;
  font-size: 16px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.contact-form select:focus {
  outline: none;
  border-color: var(--accent1);
  box-shadow: 0 0 0 2px rgba(124,58,237,0.2);
}

.contact-info-card {
  padding: 32px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--glass);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

.contact-info li {
  padding: 16px;
  background: var(--glass);
  border-radius: 10px;
  margin-bottom: 12px;
  transition: var(--transition);
}

.contact-info li:hover {
  background: linear-gradient(135deg, rgba(124,58,237,0.1), rgba(6,182,212,0.1));
  transform: translateX(5px);
}

.contact-info li div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-info strong {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-bright);
}

.contact-info span,
.contact-info a {
  font-size: 14px;
  color: var(--muted);
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.social-links .social-link {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--glass);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent1);
  font-size: 20px;
  transition: var(--transition);
}

.social-links .social-link:hover {
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  transform: translateY(-5px);
  box-shadow: 0 10px 25px var(--accent-glow);
}

.social-links .social-link.whatsapp:hover {
  background: linear-gradient(135deg, #25D366, #128C7E);
}

.quick-contact {
  padding: 32px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  text-align: center;
}

.quick-contact h4 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.quick-contact p {
  margin-bottom: 20px;
  opacity: 0.9;
}

.quick-contact .btn {
  background: white;
  color: var(--accent1);
}

.quick-contact .btn:hover {
  background: rgba(255,255,255,0.9);
  transform: translateY(-3px);
}

/* ========== FOOTER ========== */
.site-footer {
  margin-top: 100px;
  padding: 60px 20px 30px;
  background: var(--bg-2);
  border-top: 2px solid var(--glass);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 20px;
}

.footer-section h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-bright);
}

.footer-section p {
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 12px;
}

.footer-section ul li a {
  color: var(--muted);
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-section ul li a:hover {
  color: var(--accent1);
  transform: translateX(5px);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-contact i {
  color: var(--accent1);
  width: 20px;
}

.footer-socials {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.footer-socials a {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: var(--glass);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent1);
  font-size: 18px;
  transition: var(--transition);
}

.footer-socials a:hover {
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  transform: translateY(-5px);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 30px;
  border-top: 1px solid var(--glass);
  text-align: center;
  position: relative;
}

.footer-bottom p {
  margin: 8px 0;
  color: var(--muted);
}

.back-to-top {
  position: absolute;
  right: 0;
  top: 20px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 20px;
  transition: var(--transition);
  box-shadow: 0 5px 20px var(--accent-glow);
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--accent-glow);
}

/* ========== RESPONSIVE DESIGN ========== */
/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1200px) {
  .hero {
    grid-template-columns: 1fr;
  }
  
  .hero-right {
    display: none;
  }
  
  .trust-badges {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 1024px) {
  .site-header {
    padding: 12px 16px;
  }
  
  .nav {
    gap: 4px;
  }
  
  .nav a {
    font-size: 13px;
    padding: 8px 12px;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .services-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .about-us .about-content {
    grid-template-columns: 1fr;
  }
  
  .stats-section {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .why-choose-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .site-header {
    flex-wrap: nowrap;
    padding: 12px 16px;
    position: relative;
  }
  
  .brand {
    flex: 1;
  }
  
  .theme-toggle {
    width: 42px;
    height: 42px;
    font-size: 16px;
    order: 2;
  }
  
  .mobile-menu-toggle {
    display: block;
    order: 3;
  }
  
  .nav {
    display: none;
    position: fixed;
    top: 100px;
    right: 0;
    width: 300px;
    max-width: 85%;
    height: auto;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    flex-direction: column;
    gap: 4px;
    padding: 24px;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(20px);
    border-radius: 16px 0 0 16px;
    border-left: 3px solid var(--accent1);
    border-top: 1px solid rgba(124, 58, 237, 0.3);
    border-bottom: 1px solid rgba(124, 58, 237, 0.3);
    box-shadow: -8px 8px 40px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.1);
    z-index: 998;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }
  
  body.light .nav {
    background: rgba(248, 250, 252, 0.98);
    border-left: 3px solid var(--accent2);
    box-shadow: -8px 8px 40px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.8);
  }
  
  .nav.active {
    display: flex;
    transform: translateX(0);
  }
  
  .nav a {
    width: 100%;
    justify-content: flex-start;
    padding: 14px 18px;
    border-radius: 10px;
    font-weight: 500;
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.2);
    transition: all 0.3s ease;
  }
  
  .nav a:hover {
    background: rgba(124, 58, 237, 0.25);
    border-color: var(--accent1);
    transform: translateX(-5px);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
  }
  
  body.light .nav a {
    background: rgba(6, 182, 212, 0.1);
    border-color: rgba(6, 182, 212, 0.2);
  }
  
  body.light .nav a:hover {
    background: rgba(6, 182, 212, 0.25);
    border-color: var(--accent2);
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
  }
  
  .section {
    margin-top: 60px;
  }
  
  .section-header h2 {
    font-size: 28px;
  }
  
  .hero-title {
    font-size: 32px;
  }
  
  .hero-features {
    grid-template-columns: 1fr;
  }
  
  .trust-badges {
    grid-template-columns: 1fr;
  }
  
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .form-row-two {
    grid-template-columns: 1fr;
  }
  
  .skills-cards {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-socials {
    justify-content: center;
  }
  
  .back-to-top {
    position: relative;
    top: 0;
    margin: 20px auto 0;
  }
}

@media (max-width: 480px) {
  .logo {
    width: 48px;
    height: 48px;
    font-size: 20px;
  }
  
  .who h1 {
    font-size: 16px;
  }
  
  .who p {
    font-size: 11px;
  }
  
  .theme-toggle {
    width: 38px;
    height: 38px;
    font-size: 15px;
  }
  
  .hero-title {
    font-size: 28px;
  }
  
  .lead {
    font-size: 16px;
  }
  
  .cta-row {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
  
  .section-header h2 {
    font-size: 24px;
  }
  
  .service-card {
    padding: 24px;
  }
  
  .service-card h3 {
    font-size: 20px;
  }
  
  .industries-grid {
    grid-template-columns: 1fr;
  }
  
  .price-card {
    padding: 28px;
  }
  
  .price .amount {
    font-size: 42px;
  }
  
  .skills-cards {
    grid-template-columns: 1fr;
  }
  
  .tech-logos {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .options-grid {
    grid-template-columns: 1fr;
  }
  
  .modal-content {
    padding: 20px;
  }
  
  .footer-section h3 {
    font-size: 20px;
  }
}

/* ========== EMAIL SERVICE - MENSAJES DE FORMULARIO ========== */
#formMsg {
  padding: 12px 16px;
  border-radius: 8px;
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.5;
  text-align: center;
  transition: all 0.3s ease;
  display: none;
}

#formMsg.success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #10b981 !important;
  font-weight: 600 !important;
}

#formMsg.error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444 !important;
  font-weight: 600 !important;
}

#formMsg.info {
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #6366f1 !important;
}

/* Animación para el botón de envío */
.contact-form button[type="submit"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background: linear-gradient(135deg, #94a3b8 0%, #64748b 100%);
}

.contact-form button[type="submit"] .fa-spinner {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Mejoras para validación de formulario */
.contact-form input:invalid:not(:placeholder-shown),
.contact-form textarea:invalid:not(:placeholder-shown) {
  border-color: rgba(239, 68, 68, 0.5);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.contact-form input:valid:not(:placeholder-shown),
.contact-form textarea:valid:not(:placeholder-shown) {
  border-color: rgba(16, 185, 129, 0.5);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}