/* =========================================
   UNVER.TECH - Premium Design System
   Author: Sinan Ünver
   Theme: Dark Glassmorphism
   ========================================= */

/* ===== CSS Custom Properties (Design Tokens) ===== */
:root {
  /* Primary Colors */
  --color-bg-primary: #0a0a1a;
  --color-bg-secondary: #0f0f2a;
  --color-bg-tertiary: #151535;

  /* Accent Colors */
  --color-accent-cyan: #00f0ff;
  --color-accent-magenta: #ff00aa;
  --color-accent-purple: #8b5cf6;
  --color-accent-blue: #3b82f6;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-accent: linear-gradient(135deg, #00f0ff 0%, #ff00aa 100%);
  --gradient-dark: linear-gradient(180deg, #0a0a1a 0%, #151535 100%);
  --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);

  /* Text Colors */
  --color-text-primary: #ffffff;
  --color-text-secondary: rgba(255, 255, 255, 0.7);
  --color-text-muted: rgba(255, 255, 255, 0.5);

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-blur: blur(20px);

  /* Shadows */
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(0, 240, 255, 0.3);

  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

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

  /* Container */
  --container-max: 1200px;
  --header-height: 80px;
}

/* ===== CSS Reset & Base ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  background: var(--gradient-dark);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* RTL Support for Arabic */
[dir="rtl"] {
  text-align: right;
}

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

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

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

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

a:hover {
  color: var(--color-accent-magenta);
}

/* ===== Utility Classes ===== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ===== Layout & Sections ===== */
.section {
  padding: 3rem 0;
  position: relative;
}

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

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.5);
  color: var(--color-bg-primary);
}

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

.btn-secondary:hover {
  background: var(--glass-bg);
  border-color: var(--color-accent-cyan);
  color: var(--color-accent-cyan);
}

/* ===== Header & Navigation ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(10, 10, 26, 0.8);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  z-index: 1000;
  transition: background var(--transition-normal);
}

.header.scrolled {
  background: rgba(10, 10, 26, 0.95);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  text-decoration: none;
}

.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
}



.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

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

.nav-link {
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav-link:hover,
.nav-link.active {
  color: var(--color-text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

/* Nav Dropdown (Apps Menu) - STRICT FIX */
.nav-dropdown {
  position: relative !important;
  display: flex !important;
  align-items: center !important;
  height: 100% !important;
  cursor: pointer !important;
}

.nav-dropdown-toggle {
  display: flex !important;
  align-items: center !important;
  gap: 5px !important;
  padding: 0 1rem !important;
  height: 100% !important;
}

/* Varsayılan olarak GİZLİ ve DİKEY */
.nav-dropdown-menu {
  display: none !important;
  /* Kesinlikle gizli başla */
  flex-direction: column !important;
  /* Dikey sırala */
  position: absolute !important;
  top: 100% !important;
  left: 0 !important;
  min-width: 220px !important;
  background-color: #0f0f2a !important;
  /* Koyu arka plan */
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  border-radius: 0 0 8px 8px !important;
  padding: 10px 0 !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5) !important;
  z-index: 10000 !important;
}

/* Mouse üstüne gelince GÖSTER (Dikey Flex olarak) */
.nav-dropdown:hover .nav-dropdown-menu {
  display: flex !important;
}

/* Menü öğeleri stilleri */
.nav-dropdown-item {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  padding: 12px 20px !important;
  color: rgba(255, 255, 255, 0.7) !important;
  text-decoration: none !important;
  width: 100% !important;
  transition: all 0.2s ease !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05) !important;
}

.nav-dropdown-item:last-child {
  border-bottom: none !important;
}

.nav-dropdown-item:hover {
  background-color: rgba(255, 255, 255, 0.1) !important;
  color: #fff !important;
  padding-left: 25px !important;
  /* Hover efekti */
}

.nav-dropdown-item .app-icon {
  font-size: 1.2rem !important;
}

/* Language Selector */
.lang-selector {
  position: relative;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-accent-cyan);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 150px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
  z-index: 100;
  max-height: 300px;
  overflow-y: auto;
}

.lang-selector:hover .lang-dropdown,
.lang-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-option:hover {
  background: var(--glass-bg);
  color: var(--color-text-primary);
}

.lang-option.active {
  color: var(--color-accent-cyan);
  background: rgba(0, 240, 255, 0.1);
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--spacing-xs);
  background: none;
  border: none;
  cursor: pointer;
}

.menu-toggle span {
  width: 25px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-fast);
}

@media (max-width: 768px) {
  .nav-list {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    background: var(--color-bg-primary);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }

  .nav-list.active {
    opacity: 1;
    visibility: visible;
  }

  .menu-toggle {
    display: flex;
  }

  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

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

  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}

/* ===== Hero Section ===== */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--header-height);
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}

.hero-bg::after {
  content: '';
  position: absolute;
  bottom: 20%;
  right: 10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite reverse;
}

@keyframes float {

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

  50% {
    transform: translate(30px, -30px);
  }
}

.hero-content {
  text-align: center;
  z-index: 1;
  max-width: 800px;
}

.hero-subtitle {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  letter-spacing: 2px;
  text-transform: uppercase;
}

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

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

.hero-description {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: var(--spacing-md);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  animation: bounce 2s infinite;
}

@keyframes bounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

.scroll-icon {
  width: 24px;
  height: 40px;
  border: 2px solid var(--color-text-muted);
  border-radius: 12px;
  position: relative;
}

.scroll-icon::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--color-text-muted);
  border-radius: 2px;
  animation: scroll 2s infinite;
}

@keyframes scroll {

  0%,
  100% {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }

  50% {
    opacity: 0.5;
    transform: translateX(-50%) translateY(8px);
  }
}

/* ===== About Section ===== */
.about {
  background: var(--color-bg-secondary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-lg);
  align-items: start;
}

@media (max-width: 968px) {
  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.about-image {
  position: relative;
}

.about-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: 350px;
  margin: 0 auto;
}

.about-image-wrapper::before {
  content: '';
  position: absolute;
  inset: -10px;
  background: var(--gradient-accent);
  border-radius: var(--radius-lg);
  opacity: 0.5;
  filter: blur(20px);
}

.about-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  position: relative;
  z-index: 1;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  color: var(--color-text-primary);
}

.section-label {
  display: inline-block;
  color: var(--color-accent-cyan);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: var(--spacing-xs);
}

.about-text {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Skills Section */
.skills-section {
  margin-top: var(--spacing-lg);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.skill-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
}

.skill-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xs);
}

.skill-name {
  font-weight: 600;
  font-size: 0.875rem;
}

.skill-percent {
  color: var(--color-accent-cyan);
  font-size: 0.875rem;
  font-weight: 600;
}

.skill-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: var(--gradient-accent);
  border-radius: 3px;
  transition: width 1s ease;
  width: 0;
}

.skill-progress.animate {
  width: var(--progress);
}

/* ===== Expertise Section ===== */
.expertise {
  background: var(--color-bg-primary);
}

.expertise-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--spacing-md);
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-md);
}

.expertise-card {
  background: var(--gradient-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.expertise-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.expertise-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

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

.expertise-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--spacing-md);
}

.expertise-title {
  margin-bottom: var(--spacing-xs);
}

.expertise-text {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.expertise-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.expertise-tag {
  padding: 4px 12px;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--color-accent-cyan);
}

/* ===== Projects Section ===== */
.projects {
  background: var(--color-bg-secondary);
}

.projects-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--spacing-md);
}

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

.project-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
}

.project-image {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.project-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--color-bg-secondary), transparent);
}

.project-content {
  padding: var(--spacing-md);
}

.project-type {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(139, 92, 246, 0.2);
  color: var(--color-accent-purple);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-xs);
}

.project-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

.project-text {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-sm);
}

.project-links {
  display: flex;
  gap: var(--spacing-xs);
}

.project-link {
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}

.project-link:hover {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--color-accent-cyan);
  color: var(--color-accent-cyan);
}

/* ===== Contact Section ===== */
.contact {
  background: var(--color-bg-primary);
}

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

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info h2 {
  margin-bottom: var(--spacing-md);
}

.contact-text {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.contact-details {
  list-style: none;
  margin-bottom: var(--spacing-md);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  color: var(--color-text-secondary);
}

.contact-icon {
  width: 40px;
  height: 40px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
}

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

.social-link {
  width: 48px;
  height: 48px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--gradient-accent);
  border-color: transparent;
  color: var(--color-bg-primary);
  transform: translateY(-3px);
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.1);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-submit {
  width: 100%;
}

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

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-text-primary);
}

.footer-links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.footer-link {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-accent-cyan);
}

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

.footer-copyright {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* ===== Particle Background ===== */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
}

/* ===== Animations ===== */
/* EMERGENCY FIX: Force visibility - JS animations were unreliable */
.fade-in,
.fade-in-left,
.fade-in-right,
.fade-in-up {
  opacity: 1 !important;
  transform: none !important;
}

.stagger-children>* {
  opacity: 1 !important;
  transform: none !important;
}

/* ===== Loading Screen ===== */
.loading-screen {
  position: fixed;
  inset: 0;
  background: var(--color-bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 3px solid var(--glass-border);
  border-top-color: var(--color-accent-cyan);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ===== Responsive Adjustments ===== */
@media (max-width: 640px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
  }

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

  .btn {
    width: 100%;
    max-width: 280px;
  }

  .about-stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .expertise-grid {
    grid-template-columns: 1fr;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Phase 9: Global Authority Styles ===== */

/* Typography Overhaul */
.hero-title {
  font-size: 4rem;
  line-height: 1.1;
  letter-spacing: -2px;
  font-weight: 800;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
}


/* ===== Phase 10: Premium Visual Overhaul ===== */

/* Global Premium Enhancements */
:root {
  --glass-bg-heavy: rgba(15, 23, 42, 0.85);
  --glass-border-light: rgba(255, 255, 255, 0.08);
  --neon-glow: 0 0 20px rgba(0, 240, 255, 0.3);
}

body {
  background-color: #050511;
  /* Deeper black-blue */
  background-image:
    radial-gradient(circle at 15% 50%, rgba(76, 29, 149, 0.15), transparent 25%),
    radial-gradient(circle at 85% 30%, rgba(0, 240, 255, 0.1), transparent 25%);
}

/* Premium Section Headers */
.section-header h2 {
  font-size: 2.5rem;
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  letter-spacing: -1px;
}

/* Premium Services Cards */
.service-card-pro {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.01) 100%);
  border: 1px solid var(--glass-border-light);
  backdrop-filter: blur(20px);
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
  padding: 3rem 2rem;
  border-radius: 24px;
  position: relative;
  z-index: 1;
}

.service-card-pro::before {
  /* Gradient Border Top */
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 24px;
  padding: 1px;
  background: linear-gradient(45deg, transparent, rgba(0, 240, 255, 0.3), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.service-card-pro h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  background: linear-gradient(90deg, #fff, #a5f3fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.service-list-item {
  font-size: 1.05rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.service-list-item:last-child {
  border-bottom: none;
}

.check-icon {
  color: #00f0ff;
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
  margin-right: 12px;
}

/* Premium Contact Form & Info Layout */
/* Premium Contact Form & Info Layout */
.contact-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

@media (min-width: 992px) {
  .contact-content {
    grid-template-columns: 350px 1fr !important;
    /* Force fixed width for info, rest for form */
  }
}

.contact-info {
  flex: 1;
  min-width: 300px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border-light);
  border-radius: 20px;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  transition: all 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-5px);
  border-color: #00f0ff;
  box-shadow: 0 10px 30px rgba(0, 240, 255, 0.15);
}

.contact-icon-box {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(0, 240, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00f0ff;
  font-size: 1.5rem;
}

.contact-details h4 {
  color: white;
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.contact-details p,
.contact-details a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-details a:hover {
  color: #00f0ff;
}

.social-links-contact {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-btn {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-btn:hover {
  background: #00f0ff;
  color: black;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.5);
  transform: translateY(-3px);
}

.contact-form-wrapper {
  flex: 1.5;
  /* Form takes more width */
  min-width: 350px;
  background: var(--glass-bg-heavy);
  border: 1px solid var(--glass-border-light);
  border-radius: 20px;
  padding: 2rem;
  /* Reduced padding */
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
  position: relative;
  overflow: hidden;
}

.contact-form-wrapper::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.form-group {
  position: relative;
  margin-bottom: 2rem;
}

/* Global Premium Input Styles */
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1.2rem;
  background: rgba(0, 0, 0, 0.4) !important;
  /* Force override */
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  border-radius: 12px !important;
  color: white !important;
  font-size: 1rem;
  transition: all 0.3s ease;
  outline: none;
  font-family: inherit;
  box-shadow: none !important;
  /* Reset any default shadows */
}

.form-group input:focus,
.form-group textarea:focus {
  background: rgba(0, 0, 0, 0.6) !important;
  border-color: #00f0ff !important;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.2) !important;
  transform: translateY(-2px);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.4) !important;
}

.submit-btn {
  background: linear-gradient(90deg, #00f0ff, #0066ff);
  border: none;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  color: white;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 102, 255, 0.4);
  width: 100%;
  text-transform: uppercase;
}

.submit-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(0, 102, 255, 0.6);
}

/* Premium Project Cards (Homepage Gateway) */
.project-card-premium {
  background: #0f172a;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.4s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.project-card-premium:hover {
  transform: translateY(-10px);
  border-color: rgba(0, 240, 255, 0.3);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

.project-thumb {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}

.project-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent, #0f172a);
}

.project-details {
  padding: 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.5rem;
}

.project-desc {
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.visit-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #00f0ff;
  font-weight: 600;
  text-decoration: none;
  transition: gap 0.3s ease;
}

.visit-btn:hover {
  gap: 15px;
  color: #fff;
}

.innovation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.innovation-card {
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.4));
  border: 1px solid rgba(0, 240, 255, 0.1);
  padding: 2.5rem;
  border-radius: 24px;
  position: relative;
  overflow: hidden;
  transition: all 0.4s ease;
}

.innovation-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.2) 0%, transparent 70%);
  filter: blur(20px);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.innovation-card:hover::after {
  opacity: 1;
}

.innovation-card:hover {
  transform: translateY(-5px) scale(1.02);
  border-color: var(--color-accent-cyan);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.1);
}

.innovation-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(0, 240, 255, 0.1);
  color: var(--color-accent-cyan);
  border-radius: 20px;
  font-size: 0.8rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(0, 240, 255, 0.2);
}

/* Global Impact Stats */
.impact-section {
  position: relative;
  overflow: hidden;
}

.impact-grid {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 3rem;
}

.impact-item {
  text-align: center;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 16px;
  backdrop-filter: blur(5px);
  min-width: 200px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.impact-number {
  font-size: 3.5rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
  margin-bottom: 0.5rem;
}

/* Tech Arsenal Marquee - Fixed & Premium */
.tech-arsenal-wrapper {
  position: relative;
  /* Changed from absolute to flow naturally */
  width: 100%;
  z-index: 20;
  overflow: hidden;
  padding: 1.5rem 0;
  background: rgba(5, 5, 17, 0.7);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  /* Added bottom border */
}

.tech-track {
  display: flex;
  gap: 4rem;
  width: max-content;
  animation: scroll 20s linear infinite;
}

.tech-item {
  font-size: 1.5rem;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 600;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all 0.3s ease;
}

.tech-item:hover {
  color: #00f0ff;
  text-shadow: 0 0 15px rgba(0, 240, 255, 0.6);
  transform: scale(1.1);
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* Loading Screen Fix with Fallback */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-bg-primary);
  display: flex !important;
  justify-content: center;
  align-items: center;
  z-index: 99999;
  transition: opacity 0.5s ease;

  /* CSS Fallback: Auto hide after 3.5s if JS fails */
  opacity: 1;
  visibility: visible;
  animation: hideLoader 0.5s ease-out 3.5s forwards;
  pointer-events: auto;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--glass-border);
  border-top-color: var(--color-accent-cyan);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes hideLoader {
  99% {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }

  100% {
    opacity: 0;
    visibility: hidden;
    display: none !important;
    pointer-events: none;
    z-index: -1;
  }
}

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