:root {
  /* Default: Light Mode */
  --font-main: 'Montserrat', sans-serif;
  --bg-color: #ffffff;
  --text-color: #050505;
  --text-muted: #666666;
  --accent: #ffd700;
  --header-bg: rgba(255, 255, 255, 0.85);
  --border-color: #eaeaea;
  --card-bg: #fdfdfd;
  --primary-glow: rgba(255, 215, 0, 0.3);
  --transition: all 0.3s ease;
}

[data-theme="dark"] {
  --bg-color: #050505;
  --text-color: #ffffff;
  --text-muted: #a0a0a0;
  --accent: #ffd700;
  --header-bg: rgba(5, 5, 5, 0.85);
  --border-color: #222222;
  --card-bg: #0f0f0f;
  --primary-glow: rgba(255, 215, 0, 0.3);
}

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

body {
  background: var(--bg-color);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-color);
  font-family: var(--font-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background 0.4s ease, color 0.4s ease;
}

/* Logos */
.site-logo {
  max-height: 90px;
  border-radius: 50%;
  object-fit: contain;
  vertical-align: middle;
}
.footer-logo-img {
  max-height: 90px;
  border-radius: 50%;
  object-fit: contain;
  margin-bottom: 0.5rem;
}
.logo-text, .logo-text-fallback {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -1px;
}

/* Language Landing Screen */
.lang-landing {
  position: fixed;
  inset: 0;
  background: var(--bg-color);
  background-image: var(--bg-gradient);
  z-index: 10000;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.lang-landing.hidden {
  opacity: 0;
  visibility: hidden;
}

.lang-landing-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.landing-logo {
  max-height: 120px;
  border-radius: 50%;
  margin-bottom: 1rem;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  margin-top: 3rem;
}
.hero-stat h3 {
  font-size: 2rem;
  font-weight: 500;
  color: var(--text-color);
}
.hero-stat p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Section Separators */
.hero, .services-section, .stats-section, .projects-section, .contact-section, .about-section {
  border-bottom: 1px solid var(--border-color);
}

/* Services */
.services-section {
  padding: 4rem 2rem;
}

.landing-title {
  font-size: 3rem;
  background: none;
  -webkit-text-fill-color: var(--text-color);
}

.landing-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-bottom: 1rem;
}

.lang-options {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* Preloader */
.preloader {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: var(--bg-color);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s ease;
}
.preloader.hidden {
  opacity: 0;
  pointer-events: none;
}
.preloader-content {
  text-align: center;
}
.preloader-logo {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--text-color);
  margin-bottom: 1rem;
}
.preloader-bar {
  width: 200px;
  height: 4px;
  background: var(--border-color);
  border-radius: 4px;
  overflow: hidden;
  margin: 0 auto;
}
.preloader-progress {
  width: 0%;
  height: 100%;
  background: var(--accent);
  animation: loadProgress 0.4s ease-in-out forwards;
}
@keyframes loadProgress {
  0% { width: 0%; }
  100% { width: 100%; }
}

/* Cursor Animation */
.cursor {
  color: var(--accent);
  animation: blink 1s step-end infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Cookie Banner */
.cookie-banner {
  position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%);
  background: var(--card-bg); border: 1px solid var(--border-color);
  padding: 1.5rem 2rem; border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1); z-index: 1000;
  display: flex; align-items: center; gap: 2rem; max-width: 90%;
  backdrop-filter: blur(10px); transition: all 0.4s ease;
}
.cookie-banner.hidden { bottom: -100px; opacity: 0; pointer-events: none; }
.cookie-content { display: flex; align-items: center; justify-content: space-between; gap: 2rem; width: 100%; }
.cookie-content p { margin: 0; font-size: 0.95rem; color: var(--text-color); max-width: 500px; }
.cookie-actions { display: flex; align-items: center; gap: 1rem; }
@media (max-width: 768px) {
  .cookie-content { flex-direction: column; text-align: center; }
}

/* Welcome Popup */
.welcome-popup {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  z-index: 2000; display: flex; justify-content: center; align-items: center;
  transition: opacity 0.4s ease;
}
.welcome-popup.hidden { opacity: 0; pointer-events: none; }
.popup-overlay {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(5px);
}
.popup-box {
  position: relative; background: var(--bg-color); border: 1px solid var(--border-color);
  padding: 4rem 3rem; border-radius: 24px; text-align: center;
  max-width: 450px; width: 90%; box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  transform: translateY(0); transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.welcome-popup.hidden .popup-box { transform: translateY(50px) scale(0.95); }
.close-popup-btn {
  position: absolute; top: 1rem; right: 1.5rem; background: none; border: none;
  font-size: 2rem; color: var(--text-muted); cursor: pointer; transition: color 0.3s;
}
.close-popup-btn:hover { color: var(--accent); }
.popup-box h2 { font-size: 2rem; font-weight: 300; margin-bottom: 1rem; color: var(--text-color); }
.popup-box p { color: var(--text-muted); margin-bottom: 2.5rem; line-height: 1.6; }
@keyframes pulseText {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; filter: drop-shadow(0 0 10px var(--primary-glow)); }
}

#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 1.5rem 5%;
  min-height: 110px;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: background 0.4s ease;
}

.logo {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1002;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Theme Toggle */
.theme-toggle {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-color);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  transition: var(--transition);
  position: relative;
  z-index: 1002;
}

.theme-toggle:hover {
  color: var(--accent);
}

.theme-icon.hidden {
  display: none;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  gap: 0.5rem;
  background: var(--card-bg);
  padding: 0.3rem;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  position: relative;
  z-index: 1002;
}

.lang-btn {
  background: transparent;
  color: var(--text-muted);
  border: none;
  padding: 0.4rem 0.8rem;
  cursor: pointer;
  font-family: var(--font-main);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 15px;
  transition: var(--transition);
}

.lang-btn:hover, .lang-btn.active {
  color: var(--bg-color);
  background: var(--text-color);
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

[data-theme="dark"] .lang-btn:hover, 
[data-theme="dark"] .lang-btn.active {
  box-shadow: 0 0 10px rgba(255,255,255,0.1);
}

.desktop-lang-switcher { display: flex; }
.mobile-lang-switcher { display: none; margin-bottom: 3rem; }

/* Hamburger */
.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 32px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1002;
}

.hamburger-btn .bar {
  width: 100%;
  height: 2px;
  background: var(--text-color);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: left center;
}

.hamburger-btn.open .bar:nth-child(1) { transform: rotate(45deg); }
.hamburger-btn.open .bar:nth-child(2) { opacity: 0; width: 0; }
.hamburger-btn.open .bar:nth-child(3) { transform: rotate(-45deg); }

/* Menu Overlay */
.menu-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-color);
  backdrop-filter: blur(15px);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.menu-overlay.open {
  opacity: 0.95;
  visibility: visible;
}

.close-menu-btn {
  position: absolute;
  top: 2rem;
  right: 5%;
  font-size: 3rem;
  color: var(--text-color);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  z-index: 1001;
}

.close-menu-btn:hover {
  color: var(--accent);
  transform: scale(1.1);
}

.menu-content-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.menu-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.menu-nav a {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 2.5rem;
  font-weight: 300;
  letter-spacing: 2px;
  transition: var(--transition);
  transform: translateY(20px);
  opacity: 0;
}

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

.menu-overlay.open .menu-nav a:nth-child(1) { transition-delay: 0.1s; }
.menu-overlay.open .menu-nav a:nth-child(2) { transition-delay: 0.2s; }
.menu-overlay.open .menu-nav a:nth-child(3) { transition-delay: 0.3s; }
.menu-overlay.open .menu-nav a:nth-child(4) { transition-delay: 0.4s; }

.menu-nav a:hover, .menu-nav a.active {
  color: var(--text-color);
  text-shadow: 0 0 20px var(--primary-glow);
  transform: scale(1.05) !important;
}

/* Main Content */
#app-content {
  flex: 1;
  padding: 5rem 5%;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

/* Typography */
h1 {
  font-size: 4.5rem;
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-color) 0%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2.section-title {
  font-size: 2.5rem;
  font-weight: 600;
  margin-bottom: 2rem;
  letter-spacing: -1px;
}

h3 {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
}

p {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 650px;
  margin-bottom: 2rem;
}

/* Legal Pages */
.legal-content {
  margin-top: 3rem;
  line-height: 1.8;
}
.legal-content h3 {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text-color);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}
.legal-content p {
  font-size: 1.05rem;
  max-width: 100%;
}

/* Home */
.hero {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: 85vh;
  position: relative;
  margin-bottom: 2rem;
  padding-bottom: 15vh;
  z-index: 1;
}

.hero::after {
  content: 'HACTAG.';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 15vw;
  font-weight: 900;
  color: var(--text-color);
  opacity: 0.04;
  z-index: -1;
  pointer-events: none;
  white-space: nowrap;
  letter-spacing: -0.05em;
  user-select: none;
}

.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 20%;
  width: 300px;
  height: 300px;
  background: var(--accent);
  filter: blur(150px);
  opacity: 0.1;
  z-index: -2;
  border-radius: 50%;
}

.hero p.subtitle {
  font-size: 1.35rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1rem;
}

.btn {
  display: inline-block;
  padding: 1.2rem 2.5rem;
  text-decoration: none;
  font-weight: 600;
  border-radius: 30px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: none;
  font-size: 1rem;
  font-family: var(--font-main);
}

.primary-btn {
  background: var(--text-color);
  color: var(--bg-color);
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

[data-theme="dark"] .primary-btn {
  background: linear-gradient(135deg, #111, #222);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  color: #fff; /* Ensures text is visible */
}

.primary-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: all 0.5s ease;
}

.primary-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px var(--primary-glow);
}
.primary-btn:hover::before { left: 100%; }

.outline-btn {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--text-muted);
}
.outline-btn:hover {
  color: var(--text-color);
  border-color: var(--text-color);
  background: var(--border-color);
}

/* Features */
.features-section { margin-bottom: 5rem; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}
.feature-card {
  background: var(--card-bg);
  padding: 2.5rem;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
}

/* Services Page Redesign */
.service-category { margin-bottom: 5rem; }
.category-title {
  text-align: center;
  font-size: 2rem;
  font-weight: 400;
  margin-bottom: 3rem;
  letter-spacing: 1px;
}
.pricing-grid, .services-grid, .faq-list {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.faq-list { grid-template-columns: 1fr; max-width: 800px; margin: 0 auto; }
.pricing-card, .service-card, .faq-item {
  background: linear-gradient(145deg, var(--card-bg) 0%, rgba(255,255,255,0.02) 100%);
  padding: 3.5rem 2.5rem;
  border-radius: 24px;
  border: 1px solid var(--border-color);
  position: relative;
  transition: all 0.4s ease;
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(10px);
}
.faq-item {
  padding: 2.5rem;
  border-radius: 16px;
}
.pricing-card.popular {
  border-color: var(--accent);
  box-shadow: 0 10px 40px rgba(255, 215, 0, 0.08);
  background: linear-gradient(145deg, rgba(255, 215, 0, 0.05) 0%, rgba(255,255,255,0) 100%);
}
.pricing-card:hover, .service-card:hover {
  transform: translateY(-10px);
  border-color: var(--accent);
  box-shadow: 0 20px 40px rgba(255, 215, 0, 0.12);
}
.pricing-card h3, .service-card h3 {
  font-weight: 500;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}
.price {
  font-size: 3rem;
  font-weight: 300;
  color: var(--text-color);
  margin: 1.5rem 0;
  letter-spacing: -2px;
}
.badge {
  position: absolute;
  top: -15px;
  right: 30px;
  background: var(--text-color);
  color: var(--bg-color);
  padding: 0.5rem 1.5rem;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.project-pill {
  padding: 0.8rem 1.8rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-color);
  text-decoration: none;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}
.project-pill:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(255, 215, 0, 0.3);
}

/* Projects Page */
.projects-page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}
.project-card {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  text-decoration: none;
  transition: var(--transition);
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}
.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent);
  box-shadow: 0 15px 30px rgba(255, 215, 0, 0.15);
}
.project-preview {
  padding: 2.5rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  background: linear-gradient(135deg, rgba(255,255,255,0.03), rgba(255,255,255,0));
}
.url-text {
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--text-color);
  letter-spacing: -0.5px;
  margin: 0;
}
.project-card .arrow-icon {
  color: var(--text-muted);
  transition: transform 0.3s ease, color 0.3s ease;
}
.project-card:hover .arrow-icon {
  transform: translateX(5px);
  color: var(--accent);
}

/* Tech Stack Section */
.tech-stack-section { margin-bottom: 5rem; text-align: center; }
.tech-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}
.tech-item {
  padding: 0.8rem 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 30px;
  font-weight: 600;
  transition: var(--transition);
}
.tech-item:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* Stats */
.stats-section {
  display: flex;
  justify-content: space-around;
  margin-bottom: 5rem;
  flex-wrap: wrap;
  gap: 3rem;
  padding: 4rem 2rem;
  background: linear-gradient(145deg, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0) 100%);
  border-radius: 24px;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 40px rgba(0,0,0,0.03);
  backdrop-filter: blur(10px);
}
.stat-card {
  text-align: center;
  flex: 1;
  min-width: 200px;
}
.stat-num {
  font-size: 4rem;
  font-weight: 300;
  color: var(--accent);
  margin-bottom: 0.5rem;
  letter-spacing: -2px;
}
.stat-num span:last-child {
  color: var(--accent);
  font-weight: 500;
  margin-left: 2px;
}
.stat-lbl {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* Page Content Common */
.page-content h1 {
  font-size: 3rem;
  font-weight: 300;
  letter-spacing: 2px;
  margin-bottom: 3rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 3rem;
  margin-bottom: 4rem;
}
.about-block h2 { font-size: 2rem; margin-bottom: 1rem; }
.about-block p { font-size: 1.2rem; }
.about-block.full-width { grid-column: 1 / -1; }

.partners-section { margin-bottom: 4rem; }
.partners-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.partner-pill {
  padding: 1rem 2.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-color);
  transition: var(--transition);
}
.partner-pill:hover {
  background: var(--text-color);
  color: var(--bg-color);
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* Services */
.service-category { margin-bottom: 4rem; }
.category-title {
  font-size: 1.8rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-weight: 300;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}
.pricing-card {
  padding: 3rem 2rem;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.pricing-card.popular {
  border-color: var(--accent);
  box-shadow: 0 10px 30px rgba(0, 136, 255, 0.1);
  transform: translateY(-10px);
}
.pricing-card .badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.pricing-card h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.pricing-card .price {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-color);
}
.pricing-card p { font-size: 1rem; margin-bottom: 0; }
.pricing-card:hover {
  transform: translateY(-15px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
  border-color: var(--accent);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}
.service-card {
  padding: 2.5rem;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0; width: 100px; height: 100px;
  background: radial-gradient(circle top right, var(--accent), transparent);
  opacity: 0;
  transition: var(--transition);
  border-bottom-left-radius: 100%;
  z-index: -1;
}
.service-card:hover {
  border-color: var(--accent);
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}
.service-card:hover::after { opacity: 0.15; }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.faq-item {
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
}
.faq-item h3 { margin-bottom: 0.5rem; color: var(--accent); }
.faq-item p { margin-bottom: 0; }

/* Contact */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}
.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.contact-item {
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  transition: var(--transition);
}
.contact-item:hover {
  transform: translateX(10px);
  border-color: var(--accent);
}
.contact-item .label {
  display: block;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.contact-item .val {
  font-size: 1.2rem;
  font-weight: 400;
}

.contact-form-panel {
  background: var(--card-bg);
  padding: 3rem;
  border-radius: 16px;
  border: 1px solid var(--border-color);
}
.form-group { margin-bottom: 1.5rem; }
input, textarea {
  width: 100%;
  padding: 1.2rem;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-color);
  font-family: var(--font-main);
  font-size: 1rem;
  transition: var(--transition);
}
input:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--card-bg);
  box-shadow: 0 0 15px rgba(0, 136, 255, 0.1);
}
.submit-btn {
  width: 100%;
  margin-top: 1rem;
  border-radius: 8px;
}

/* Footer redesign */
footer {
  background: var(--header-bg);
  border-top: 1px solid var(--border-color);
  padding: 4rem 5% 2rem;
  margin-top: auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto 3rem;
}
.footer-col h3 {
  font-size: 1.2rem;
  color: var(--text-color);
  margin-bottom: 1.5rem;
}
.footer-col p, .footer-col a {
  color: var(--text-muted);
  text-decoration: none;
  display: block;
  margin-bottom: 0.8rem;
  transition: var(--transition);
}
.icon-text, .footer-col a {
  display: flex !important;
  align-items: center;
  gap: 0.6rem;
}
.footer-col a:hover {
  color: var(--accent);
}
.footer-desc {
  max-width: 300px;
  margin-top: 1rem;
}
.footer-social { display: flex; gap: 1rem; }
.social-link {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: var(--border-color);
  color: var(--text-color) !important;
  text-decoration: none;
  transition: var(--transition);
}
.social-link svg {
  display: block;
}
.social-link:hover {
  background: var(--accent);
  color: #fff !important;
  transform: translateY(-5px);
  box-shadow: 0 10px 20px var(--primary-glow);
}
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: center;
  align-items: center;
}
.footer-bottom p { margin: 0; font-size: 0.9rem; }

/* Animations */
.slide-in {
  animation: slideUp 1s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
  opacity: 0;
  transform: translateY(40px);
}
.fade-in {
  animation: fadeIn 1s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
  opacity: 0;
}
@keyframes slideUp { to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { to { opacity: 1; } }

/* Responsive */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; } }
@media (max-width: 480px) {
  .hero h1 { font-size: 2.5rem; }
  .footer-grid { gap: 2rem; }
}

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--text-color);
  color: var(--bg-color);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999;
  transition: var(--transition);
  opacity: 1;
  visibility: visible;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
[data-theme="dark"] .scroll-to-top {
  background: var(--accent);
  color: #fff;
}
.scroll-to-top.hidden {
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
}
.scroll-to-top:hover {
  transform: translateY(-5px);
}

@media (max-width: 768px) {
  h1 { font-size: 3rem; }
  .page-content h1 { font-size: 2.5rem; }
  
  .desktop-lang-switcher { display: none; }
  .mobile-lang-switcher { display: flex; }
  
  .logo { position: static; transform: none; }
  header { justify-content: space-between; }
  
  .menu-nav a { font-size: 2rem; }
  .header-actions { gap: 1rem; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { text-align: center; }
  .about-grid { grid-template-columns: 1fr; }
  .category-title { font-size: 1.5rem; }
  .services-grid, .pricing-grid, .portfolio-grid { grid-template-columns: 1fr; }
  .pricing-card.popular { transform: none; }
  .pricing-card.popular:hover { transform: translateY(-10px); }
  
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-desc { margin: 1rem auto; }
  .footer-col a { justify-content: center; }
  .footer-social { justify-content: center; }
}