/* ========================================
   SYDTECH - MODERN TECH DESIGN
   Light Professional Theme
   ======================================== */

/* ========== IMPORTS ========== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ========== CSS VARIABLES ========== */
:root {
  /* Light Theme Colors */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F1F5F9;

  /* Accent Colors */
  --color-primary: #3B82F6;
  --color-secondary: #8B5CF6;
  --color-accent: #F59E0B;
  --color-success: #10B981;
  --color-danger: #EF4444;

  /* Text Colors */
  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --text-muted: #94A3B8;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
  --gradient-secondary: linear-gradient(135deg, #F59E0B 0%, #EF4444 100%);
  --gradient-light: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.8);
  --glass-border: rgba(148, 163, 184, 0.2);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.08);

  /* Shadows & Glows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --glow-primary: 0 0 30px rgba(59, 130, 246, 0.2);
  --glow-secondary: 0 0 30px rgba(139, 92, 246, 0.2);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

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

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ========== BASE STYLES ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Background Pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.06) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

::selection {
  background: var(--color-primary);
  color: #FFFFFF;
}

/* ========== TYPOGRAPHY ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 600;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--color-secondary);
}

.lead {
  font-size: 1.25rem;
  color: var(--text-secondary);
  font-weight: 400;
}

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

/* ========== HEADER ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.navbar-brand img {
  height: 50px;
  transition: var(--transition-normal);
}

.navbar-brand img:hover {
  filter: drop-shadow(0 0 15px rgba(59, 130, 246, 0.4));
}

.navbar-nav {
  gap: var(--spacing-sm);
}

.nav-link {
  color: var(--text-secondary) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary) !important;
  background: var(--bg-secondary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

.dropdown-menu {
  background: rgba(255, 255, 255, 0.98) !important;
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border) !important;
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  margin-top: var(--spacing-xs) !important;
}

.dropdown-item {
  color: var(--text-secondary) !important;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  transition: var(--transition-fast);
}

.dropdown-item:hover {
  background: var(--bg-secondary) !important;
  color: var(--text-primary) !important;
}

.dropdown-item i {
  color: var(--color-primary);
}

/* ========== BUTTONS ========== */
.btn {
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  font-size: 1rem;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--glow-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(59, 130, 246, 0.4);
  color: white;
}

.btn-secondary {
  background: var(--gradient-secondary);
  color: white;
  box-shadow: 0 0 30px rgba(245, 158, 11, 0.2);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(245, 158, 11, 0.3);
  color: white;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: white;
  box-shadow: var(--glow-primary);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

/* ========== HERO SECTION ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  50% {
    transform: translate(50px, 50px) scale(1.1);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero h1 {
  margin-bottom: var(--spacing-md);
  animation: fadeInUp 0.8s ease;
}

.hero .lead {
  margin-bottom: var(--spacing-xl);
  animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero .btn {
  animation: fadeInUp 0.8s ease 0.4s backwards;
}

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== SECTIONS ========== */
section {
  padding: var(--spacing-2xl) 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-title h2 {
  margin-bottom: var(--spacing-sm);
}

.section-title p {
  font-size: 1.25rem;
  color: var(--text-muted);
}

.bg-dark-section {
  background: var(--bg-secondary);
}

/* ========== GLASSMORPHISM CARDS ========== */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-normal);
  box-shadow: var(--glass-shadow);
}

.glass-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(148, 163, 184, 0.3);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.15), var(--glow-primary);
}

/* Service Cards */
.service-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
  height: 100%;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: var(--transition-normal);
}

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

.service-card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.15), var(--glow-secondary);
}

.service-card-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  box-shadow: var(--glow-primary);
  font-size: 2.5rem;
  color: white;
  transition: var(--transition-normal);
}

.service-card:hover .service-card-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 0 50px rgba(59, 130, 246, 0.5);
}

.service-card h3,
.service-card h4 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

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

.service-card ul {
  list-style: none;
  padding: 0;
}

.service-card ul li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 1.5rem;
}

.service-card ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* Benefit Cards */
.benefit-card {
  text-align: center;
  padding: var(--spacing-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  height: 100%;
}

.benefit-card:hover {
  transform: translateY(-8px) scale(1.02);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--glow-primary);
}

.benefit-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gradient-primary);
  font-size: 2rem;
  color: white;
  box-shadow: var(--glow-primary);
}

.benefit-card:hover .benefit-icon {
  animation: pulse 1s ease infinite;
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.1);
  }
}

/* ========== PORTFOLIO ========== */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-xl);
}

.portfolio-filter-btn {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: var(--transition-fast);
}

.portfolio-filter-btn:hover,
.portfolio-filter-btn.active {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
  box-shadow: var(--glow-primary);
}

.portfolio-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.15), var(--glow-secondary);
  border-color: rgba(139, 92, 246, 0.3);
}

.portfolio-card-image {
  height: 200px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: rgba(255, 255, 255, 0.9);
  position: relative;
  overflow: hidden;
}

.portfolio-card-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 30%, rgba(0, 0, 0, 0.1));
}

.portfolio-card-body {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
  background: white;
}

.portfolio-card h4 {
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.portfolio-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  font-family: var(--font-mono);
  color: var(--color-primary);
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
}

/* ========== TESTIMONIALS ========== */
.testimonial-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
  height: 100%;
}

.testimonial-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--glow-primary);
  background: rgba(255, 255, 255, 0.95);
}

.testimonial-avatar {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: white;
  border: 3px solid var(--glass-border);
  box-shadow: var(--glow-primary);
}

.testimonial-text {
  font-size: 1rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.testimonial-author {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.testimonial-position {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
}

.testimonial-rating {
  color: var(--color-accent);
  font-size: 1.25rem;
}

/* ========== FAQ ========== */
.faq-section {
  background: var(--bg-secondary);
}

.accordion {
  --bs-accordion-bg: transparent;
  --bs-accordion-border-color: var(--glass-border);
  --bs-accordion-active-bg: var(--glass-bg);
}

.accordion-item {
  background: white;
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.accordion-button {
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.1rem;
  padding: 1.25rem;
  border: none;
  transition: var(--transition-fast);
}

.accordion-button:not(.collapsed) {
  background: var(--bg-secondary);
  color: var(--color-primary);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: none;
  border-color: var(--glass-border);
}

.accordion-button::after {
  filter: brightness(0) saturate(100%) invert(36%) sepia(11%) saturate(1211%) hue-rotate(180deg) brightness(95%) contrast(89%);
}

.accordion-body {
  background: transparent;
  color: var(--text-secondary);
  padding: 1.25rem;
  border-top: 1px solid var(--glass-border);
}

/* ========== FORMS ========== */
.form-label {
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-control,
.form-select {
  background: white;
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 0.75rem 1rem;
  transition: var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
  background: white;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  color: var(--text-primary);
}

.form-control::placeholder {
  color: var(--text-muted);
}

/* Contact Form */
.contact-form {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--glass-shadow);
}

/* ========== CTA SECTION ========== */
.cta-section {
  background: var(--gradient-primary);
  padding: var(--spacing-2xl) 0;
  color: white;
}

.cta-section h2,
.cta-section p {
  color: white;
}

/* ========== FOOTER ========== */
.footer {
  background: var(--bg-secondary);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
}

.footer h5 {
  color: var(--text-primary);
  font-size: 1.125rem;
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.footer ul {
  list-style: none;
  padding: 0;
}

.footer ul li {
  margin-bottom: 0.5rem;
}

.footer ul li a {
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.footer ul li a:hover {
  color: var(--color-primary);
}

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.footer-social a:hover {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
  box-shadow: var(--glow-primary);
  transform: translateY(-3px);
}

.footer-bottom {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
  text-align: center;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-muted);
}

.footer-bottom a:hover {
  color: var(--color-primary);
}

/* ========== WHATSAPP FLOAT BUTTON ========== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition-normal);
  animation: pulse-whatsapp 2s ease infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
  color: white;
}

@keyframes pulse-whatsapp {

  0%,
  100% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  }

  50% {
    box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6);
  }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 991px) {
  .hero {
    min-height: auto;
    padding: 6rem 0 4rem;
  }

  section {
    padding: 3rem 0;
  }

  .whatsapp-float {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    bottom: 20px;
    right: 20px;
  }
}

@media (max-width: 767px) {
  .navbar-nav {
    gap: 0;
  }

  .nav-link {
    padding: 0.75rem 1rem !important;
  }

  .btn-lg {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }
}

/* ========== DARK THEME VARIABLES ========== */
[data-theme="dark"] {
  /* Dark Theme Colors */
  --bg-primary: #0A0E27;
  --bg-secondary: #151B3B;
  --bg-card: #1A2238;
  --bg-card-hover: #212842;
  /* Accent Colors - mantienen los mismos del tema claro */
  --color-primary: #3B82F6;
  --color-secondary: #8B5CF6;
  /* Text Colors */
  --text-primary: #FFFFFF;
  --text-secondary: #A0AEC0;
  --text-muted: #64748B;
  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  /* Shadows & Glows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --glow-primary: 0 0 30px rgba(59, 130, 246, 0.4);
  --glow-secondary: 0 0 30px rgba(139, 92, 246, 0.4);
}

[data-theme="dark"] body::before {
  background:
    radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
}

[data-theme="dark"] .header {
  background: rgba(10, 14, 39, 0.95);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .dropdown-menu {
  background: rgba(26, 34, 56, 0.98) !important;
}

[data-theme="dark"] .hero {
  background: linear-gradient(180deg, #0A0E27 0%, #151B3B 100%);
}

[data-theme="dark"] .accordion-item,
[data-theme="dark"] .portfolio-card-body,
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
  background: var(--bg-card);
}

/* ========== THEME TOGGLE BUTTON ========== */
.theme-toggle-btn {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 0.5rem 1rem;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--transition-normal);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-toggle-btn:hover {
  background: var(--glass-bg);
  border-color: var(--color-primary);
  color: var(--text-primary);
  transform: translateY(-2px);
  box-shadow: var(--glow-primary);
}

.theme-icon-dark,
.theme-icon-light {
  transition: var(--transition-normal);
  font-size: 1.1rem;
}

/* Show moon icon in light mode, sun icon in dark mode */
[data-theme="light"] .theme-icon-dark {
  display: inline-block;
}

[data-theme="light"] .theme-icon-light {
  display: none;
}

[data-theme="dark"] .theme-icon-dark {
  display: none;
}

[data-theme="dark"] .theme-icon-light {
  display: inline-block;
}

/* Responsive */
@media (max-width: 767px) {
  .theme-toggle-btn {
    margin-top: 1rem;
    width: 100%;
    justify-content: center;
  }

  .footer-bottom .d-flex {
    flex-direction: column;
    text-align: center;
  }
}
/* ========== ANIMATIONS ==========
.floating-animation {
  animation: float-image 6s ease-in-out infinite;
}

@keyframes float-image {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* White Outline Button for CTA */
.btn-outline-white {
  background: transparent;
  border: 2px solid white;
  color: white;
}

.btn-outline-white:hover {
  background: white;
  color: var(--color-primary);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}