/* ================================================
   ARS Elektrik Tesisat - Main Stylesheet
   Ultra Modern Design with Electric Blue & Dark Theme
   ================================================ */

/* ================================================
   CSS Custom Properties (Variables)
   ================================================ */
:root {
  /* Color Palette */
  --primary: #00D9FF;
  --secondary: #0A4D68;
  --accent: #05BFDB;
  --dark-bg: #0A0E27;
  --card-bg: #1A1F3A;
  --text-light: #FFFFFF;
  --text-gray: #B0B8C9;
  --success: #00FFB3;
  --danger: #FF4757;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #00D9FF 0%, #05BFDB 100%);
  --gradient-dark: linear-gradient(135deg, #0A0E27 0%, #1A1F3A 100%);
  --gradient-overlay: linear-gradient(180deg, rgba(10, 14, 39, 0.7) 0%, rgba(10, 14, 39, 0.95) 100%);

  /* Spacing */
  --section-padding: 80px;
  --container-max-width: 1100px;

  /* Typography */
  --font-primary: 'Poppins', sans-serif;
  --heading-weight: 700;
  --body-weight: 400;

  /* Effects */
  --glow-primary: 0 0 20px rgba(0, 217, 255, 0.5);
  --glow-accent: 0 0 30px rgba(5, 191, 219, 0.6);
  --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 20px 60px rgba(0, 217, 255, 0.2);

  /* Transitions */
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.2s ease;
}

/* ================================================
   Override AOS visibility issues
   ================================================ */
[data-aos] {
  opacity: 1 !important;
  transform: none !important;
}

/* ================================================
   Global Reset & Base Styles
   ================================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  width: 100%;
  font-size: 90%; /* Tüm site %10 küçültüldü */
}

body {
  font-family: var(--font-primary);
  background-color: var(--dark-bg);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
  font-weight: var(--body-weight);
  width: 100%;
  margin: 0;
  padding: 0;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ================================================
   Typography
   ================================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--heading-weight);
  line-height: 1.2;
  color: var(--text-light);
}

h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  margin-bottom: 0.85rem;
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  margin-bottom: 0.6rem;
}

p {
  color: var(--text-gray);
  font-size: 0.95rem;
  line-height: 1.7;
}

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

/* ================================================
   Utility Classes
   ================================================ */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 80px;
}

.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 40px;
  position: relative;
}

.section-title h2 {
  display: inline-block;
  position: relative;
  padding-bottom: 12px;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
  box-shadow: var(--glow-primary);
}

.section-title p {
  font-size: 0.9rem;
  margin-top: 10px;
}

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

.glow-text {
  text-shadow: var(--glow-primary);
}

/* ================================================
   Buttons
   ================================================ */
.btn {
  display: inline-block;
  padding: 12px 32px;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

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

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

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

.btn-outline:hover {
  background: var(--primary);
  color: var(--dark-bg);
  transform: translateY(-3px);
  box-shadow: var(--glow-primary);
}

/* ================================================
   Navigation Bar
   ================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 15px 0;
  z-index: 1000;
  transition: var(--transition-smooth);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 14, 39, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 5px 30px rgba(0, 0, 0, 0.3);
  padding: 10px 0;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-logo img {
  height: 100px;
  transition: var(--transition-fast);
}

.navbar.scrolled .navbar-logo img {
  height: 65px;
}

.navbar-menu {
  display: flex;
  list-style: none;
  gap: 30px;
  align-items: center;
}

.navbar-menu li a {
  color: var(--text-light);
  font-weight: 500;
  font-size: 0.9rem;
  position: relative;
  padding: 5px 0;
}

.navbar-menu li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

.navbar-menu li a:hover::after,
.navbar-menu li a.active::after {
  width: 100%;
}

.navbar-menu li a.active {
  color: var(--primary);
}

.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.navbar-toggle span {
  width: 30px;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
  transition: var(--transition-fast);
}

.navbar-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.navbar-toggle.active span:nth-child(2) {
  opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* ================================================
   Hero Section
   ================================================ */
#particles-js {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 0;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-dark);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 50%, rgba(0, 217, 255, 0.1) 0%, transparent 70%);
  z-index: 1;
}

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 217, 255, 0.15) 0%, rgba(5, 191, 219, 0.05) 40%, transparent 70%);
  border-radius: 50%;
  z-index: 1;
  animation: heroGlowPulse 4s ease-in-out infinite;
}

@keyframes heroGlowPulse {
  0%, 100% { transform: translateX(-50%) scale(1); opacity: 0.7; }
  50% { transform: translateX(-50%) scale(1.15); opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 800px;
  padding: 0 20px;
}

/* Hero badge */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 217, 255, 0.1);
  border: 1px solid rgba(0, 217, 255, 0.3);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.9rem;
  color: var(--primary);
  margin-bottom: 25px;
  backdrop-filter: blur(10px);
  letter-spacing: 0.5px;
}

/* Hero-specific typography overrides (daha büyük ve daha okunaklı başlıklar) */
.hero .hero-content h1.text-gradient,
.hero .hero-content h1 {
  font-size: clamp(2.2rem, 6vw, 4rem);
  line-height: 1.05;
  margin-bottom: 10px;
}

.hero .hero-content p {
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  margin-bottom: 0;
  color: var(--text-gray);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.95;
}
.hero-title {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 20px;
}

.hero-title-line {
  font-family: 'Montserrat', Poppins, sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--text-light);
  line-height: 1.15;
  letter-spacing: -0.5px;
}

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

/* Hero Typewriter */
.hero-typewriter-line {
  display: block;
  min-height: 1.15em;
}

.hero-typewriter {
  font-family: 'Montserrat', Poppins, sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.5px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-cursor {
  font-family: 'Montserrat', Poppins, sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  color: var(--primary);
  animation: heroCursorBlink 0.7s step-end infinite;
  margin-left: 2px;
}

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

.hero-desc {
  font-size: clamp(0.95rem, 1.5vw, 1.15rem);
  margin-bottom: 35px;
  color: var(--text-gray);
  max-width: 550px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-stat-number {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.hero-stat-plus {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--primary);
}

.hero-stat-label {
  font-size: 0.8rem;
  color: var(--text-gray);
  margin-top: 4px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(0, 217, 255, 0.3);
}

.hero-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-glow {
  box-shadow: 0 0 20px rgba(0, 217, 255, 0.3), 0 0 60px rgba(0, 217, 255, 0.1);
  transition: box-shadow 0.3s ease;
}

.btn-glow:hover {
  box-shadow: 0 0 30px rgba(0, 217, 255, 0.5), 0 0 80px rgba(0, 217, 255, 0.2);
}

.btn-whatsapp {
  background: #25D366;
  color: #fff;
  padding: 12px 30px;
  border-radius: 10px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-smooth);
}

.btn-whatsapp:hover {
  background: #20bd5a;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.3);
}

@media (max-width: 768px) {
  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    text-align: center;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 40px;
  }
  .hero-stat-divider { display: none; }
  .hero-stat {
    align-items: center;
  }
  .hero-badge { font-size: 0.8rem; padding: 6px 16px; }
}

/* ================================================
   Cards
   ================================================ */
.card {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 28px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 217, 255, 0.1);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: 0;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary);
}

.card:hover::before {
  opacity: 0.05;
}

.card-content {
  position: relative;
  z-index: 1;
}

.card-icon {
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 15px;
  display: inline-block;
  transition: var(--transition-smooth);
}

.card:hover .card-icon {
  transform: scale(1.1);
  filter: drop-shadow(var(--glow-primary));
}

.card h3 {
  margin-bottom: 10px;
  color: var(--text-light);
}

.card p {
  color: var(--text-gray);
  font-size: 0.9rem;
}

/* Blog/Project Card Styles */
.blog-card {
  overflow: hidden !important;
}

.blog-card img {
  transition: transform 0.4s ease;
}

.blog-card:hover img {
  transform: scale(1.05);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  max-width: 800px;
  margin: 0 auto;
}

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
    max-width: 450px;
  }
}

/* ================================================
   Services Section
   ================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 30px;
}

/* Hizmetler section - 2 kartı ortala */
#hizmetler .services-grid {
  grid-template-columns: repeat(2, minmax(280px, 480px));
  justify-content: center;
}

@media (max-width: 700px) {
  #hizmetler .services-grid {
    grid-template-columns: 1fr;
  }
}

/* For the "Neden Bizi Tercih Etmelisiniz?" section show cards in two rows of three on desktop */
#neden-biz .services-grid {
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 1024px) {
  #neden-biz .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  #neden-biz .services-grid {
    grid-template-columns: 1fr;
  }
}

/* ================================================
   Stats/Counter Section
   ================================================ */
.stats {
  background: var(--card-bg);
  padding: 60px 0;
  position: relative;
}

.stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="%2300D9FF" opacity="0.1"/></svg>');
  background-size: 50px 50px;
  opacity: 0.3;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  position: relative;
  z-index: 1;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-gray);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

/* ================================================
   Projects Grid
   ================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.project-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  height: 320px;
  cursor: pointer;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-overlay);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: var(--transition-smooth);
}

.project-card:hover img {
  transform: scale(1.05);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-category {
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.project-title {
  font-size: 1.2rem;
  color: var(--text-light);
  margin-bottom: 8px;
}

.project-description {
  color: var(--text-gray);
  font-size: 0.85rem;
}

/* Gallery Items - Ensure visibility */
.gallery-item {
  display: block;
  opacity: 1;
  border-radius: 12px;
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

/* Gallery Filter Buttons */
.filter-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 12px 30px;
  border-radius: 50px;
  border: 2px solid var(--primary);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-primary);
  font-size: 0.95rem;
}

.filter-btn.btn-primary {
  background: var(--primary);
  color: var(--dark-bg);
}

.filter-btn.btn-outline {
  background: transparent;
  color: var(--primary);
}

.filter-btn:hover {
  background: var(--primary);
  color: var(--dark-bg);
  transform: translateY(-3px);
  box-shadow: var(--glow-primary);
}

.filter-btn.active {
  background: var(--primary);
  color: var(--dark-bg);
}

/* ================================================
   Footer
   ================================================ */
.footer {
  background: var(--card-bg);
  padding: 50px 0 25px;
  position: relative;
  border-top: 1px solid rgba(0, 217, 255, 0.1);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.footer-section h3 {
  margin-bottom: 15px;
  font-size: 1.1rem;
}

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

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-section ul li a {
  color: var(--text-gray);
  font-size: 0.85rem;
  transition: var(--transition-fast);
}

.footer-section ul li a:hover {
  color: var(--primary);
  padding-left: 5px;
}

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.footer-social a {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(0, 217, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 0.85rem;
  transition: var(--transition-smooth);
}

.footer-social a:hover {
  background: var(--primary);
  color: var(--dark-bg);
  transform: translateY(-2px);
  box-shadow: var(--glow-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-gray);
  font-size: 0.85rem;
}

/* ================================================
   Back to Top Button
   ================================================ */
.back-to-top {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 42px;
  height: 42px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark-bg);
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  z-index: 999;
  box-shadow: var(--glow-primary);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

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

/* ================================================
   Floating Contact Buttons (Sol Alt)
   ================================================ */
.floating-buttons {
  position: fixed;
  bottom: 25px;
  left: 25px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
}

.floating-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  text-decoration: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.floating-btn.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.floating-btn-whatsapp {
  background: #25D366;
  color: white;
}

.floating-btn-whatsapp:hover {
  background: #20bd5a;
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

.floating-btn-phone {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--dark-bg);
}

.floating-btn-phone:hover {
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 8px 25px rgba(0, 217, 255, 0.4);
}

/* Mobil için floating butonlar */
@media (max-width: 768px) {
  .floating-buttons {
    bottom: 15px;
    left: 15px;
    gap: 10px;
  }

  .floating-btn {
    width: 45px;
    height: 45px;
    font-size: 1.2rem;
  }
}

/* ================================================
   Loading Animation
   ================================================ */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--dark-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s, visibility 0.5s;
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-spinner {
  width: 60px;
  height: 60px;
  border: 5px solid rgba(0, 217, 255, 0.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

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

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

/* Utility animation classes */
.animate-fadeInUp {
  animation: fadeInUp 0.8s ease-out;
}

.animate-fadeIn {
  animation: fadeIn 0.8s ease-out;
}

.animate-slideInLeft {
  animation: slideInLeft 0.8s ease-out;
}

.animate-slideInRight {
  animation: slideInRight 0.8s ease-out;
}