/* ==========================================================================
   Nevra Plastik Premium CSS Style
   Author: Antigravity AI
   Target: Vanilla Modern CSS
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens & CSS Variables
   -------------------------------------------------------------------------- */
:root {
  /* Brand Colors */
  --primary: #2fb14d;
  --primary-dark: #1f8d38;
  --primary-light: rgba(47, 177, 77, 0.1);
  --secondary: #3d71b7;
  --secondary-dark: #2a5592;
  --accent: #f68a35;
  --accent-dark: #d57022;
  
  /* Neutrals */
  --dark: #1a1e20;
  --gray: #6d7172;
  --light-gray: #f8fafc;
  --border-color: #e2e8f0;
  --white: #ffffff;
  
  /* Typography */
  --font-title: 'Plus Jakarta Sans', 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Transitions */
  --transition-fast: all 0.2s ease;
  --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Shadows & Glassmorphism */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.08);
  --glass-bg: rgba(255, 255, 255, 0.8);
  --glass-border: rgba(255, 255, 255, 0.6);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.04);
}

/* --------------------------------------------------------------------------
   2. Reset & Global Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

::-webkit-scrollbar-track {
  background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 5px;
  border: 2px solid var(--light-gray);
}

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

/* Selection */
::selection {
  background-color: var(--primary);
  color: var(--white);
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  color: var(--dark);
  font-weight: 700;
  line-height: 1.25;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --------------------------------------------------------------------------
   3. Common Layout & Grid Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.align-center {
  align-items: center;
}

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

.text-white {
  color: var(--white) !important;
}

.text-light-gray {
  color: #ccd6f6 !important;
}

/* Section Common Styles */
section {
  padding: 7.5rem 0;
  position: relative;
}

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary);
  margin-bottom: 1rem;
}

.section-tag.invert {
  color: #88ff9f;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 1.5rem;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--gray);
  max-width: 700px;
  margin: 0 auto 4rem auto;
}

.section-header {
  margin-bottom: 4rem;
}

/* Image Wrappers */
.image-wrapper {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
}

.decorative-border::before {
  content: '';
  position: absolute;
  top: 15px;
  left: 15px;
  right: -15px;
  bottom: -15px;
  border: 2px solid var(--primary);
  border-radius: 16px;
  z-index: -1;
  transition: var(--transition-smooth);
}

.decorative-border:hover::before {
  top: 8px;
  left: 8px;
  right: -8px;
  bottom: -8px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 1rem 2rem;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-fast);
  border: none;
  outline: none;
}

.btn-sm {
  padding: 0.65rem 1.25rem;
  font-size: 0.85rem;
}

.btn-full {
  width: 100%;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 10px rgba(47, 177, 77, 0.1);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(47, 177, 77, 0.25);
}

.btn-secondary {
  background-color: transparent;
  color: var(--dark);
  border: 2px solid var(--border-color);
  margin-left: 1rem;
}

.btn-secondary:hover {
  border-color: var(--primary);
  background-color: var(--white);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(47, 177, 77, 0.15);
}

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

.btn-outline:hover {
  background-color: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(47, 177, 77, 0.2);
}

/* Glassmorphism Effect */
.glass-effect {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

/* --------------------------------------------------------------------------
   4. Header & Navigation
   -------------------------------------------------------------------------- */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  transition: var(--transition-smooth);
}

.main-header.scrolled {
  padding: 0.5rem 0;
  background: rgba(255, 255, 255, 0.8) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 90px;
  transition: var(--transition-smooth);
}

.main-header.scrolled .header-container {
  height: 70px;
}

.logo-link {
  display: flex;
  align-items: center;
  margin-right: auto;
}

.logo-img {
  height: 48px;
  width: auto;
  transition: var(--transition-smooth);
}

.main-header.scrolled .logo-img {
  height: 40px;
}

.nav-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: var(--drawer-width, 300px);
  max-width: 100%;
  height: 100vh;
  background: var(--white) !important;
  border-left: 1px solid var(--border-color) !important;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.05) !important;
  z-index: 1050;
  transform: translateX(100%);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 8rem 2.5rem 3rem 2.5rem;
  display: flex;
  align-items: flex-start;
}

.nav-menu.open {
  transform: translateX(0);
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  width: 100%;
  list-style: none;
}

.nav-link {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--dark);
  position: relative;
  padding: 0.5rem 0;
  display: block;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: var(--transition-fast);
}

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

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  order: 2;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.main-header.nav-open .header-actions {
  transform: translateX(calc(-1 * var(--header-shift, 0px)));
}

.lang-switch-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--dark);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.8rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.lang-switch-btn:hover {
  background-color: var(--light-gray);
  border-color: var(--dark);
}

.mobile-nav-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1100;
  margin-left: 1.5rem;
  order: 3;
  padding: 0;
  outline: none;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--dark);
  position: relative;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
              top 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
              background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hamburger::before, .hamburger::after {
  content: '';
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--dark);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
              top 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
              background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

.mobile-nav-toggle[aria-expanded="true"] .hamburger {
  background-color: transparent;
}

.mobile-nav-toggle[aria-expanded="true"] .hamburger::before {
  transform: rotate(45deg);
  top: 0;
}

.mobile-nav-toggle[aria-expanded="true"] .hamburger::after {
  transform: rotate(-45deg);
  top: 0;
}

/* --------------------------------------------------------------------------
   5. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: 15rem;
  padding-bottom: 6rem;
  background-color: var(--white);
  overflow: hidden;
}

.hero-tagline {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--primary);
  margin-bottom: 1.25rem;
  display: inline-block;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.15;
  margin-bottom: 2rem;
  color: var(--dark);
}

.hero-description {
  font-size: 1.15rem;
  color: var(--gray);
  margin-bottom: 3rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  margin-bottom: 1rem;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-visual::before {
  content: '';
  position: absolute;
  width: 140%;
  height: 140%;
  background: radial-gradient(circle, rgba(47, 177, 77, 0.25) 0%, rgba(47, 177, 77, 0.08) 45%, transparent 70%);
  z-index: 0;
  pointer-events: none;
  opacity: 0.35;
  transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.hero-visual:hover::before {
  opacity: 1;
}

.hero-visual .image-wrapper {
  z-index: 1;
  padding: 10px;
  border-radius: 24px;
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.6s cubic-bezier(0.25, 1, 0.5, 1), border-color 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.hero-visual:hover .image-wrapper {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 30px 60px rgba(47, 177, 77, 0.25), 0 0 20px rgba(47, 177, 77, 0.15);
  border-color: rgba(47, 177, 77, 0.3) !important;
}

.hero-img {
  border-radius: 16px;
  width: 100%;
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   6. Trust Section
   -------------------------------------------------------------------------- */
.trust-section {
  padding: 4rem 0;
  background-color: var(--white);
  border-bottom: 1px solid var(--border-color);
}

.trust-card {
  padding: 2.5rem 2rem;
  background-color: var(--white);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  transition: var(--transition-smooth);
}

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

.trust-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: 10px;
  background-color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--primary);
}

.trust-icon {
  width: 28px;
  height: 28px;
}

.trust-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.trust-text {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   7. Hakkımızda Section
   -------------------------------------------------------------------------- */
.about-section {
  background-color: var(--light-gray);
}

.about-img {
  border-radius: 16px;
  width: 100%;
  height: 550px;
  object-fit: cover;
}

.about-text {
  color: var(--gray);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.value-item {
  display: flex;
  flex-direction: column;
}

.value-number {
  font-family: var(--font-title);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.value-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
}

/* --------------------------------------------------------------------------
   8. Üretim Süreci (Timeline)
   -------------------------------------------------------------------------- */
.process-section {
  background-color: var(--white);
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  position: relative;
  margin-top: 2rem;
  z-index: 1;
}

@media (min-width: 769px) {
  /* Static thin connecting line */
  .process-timeline::before {
    content: '';
    position: absolute;
    top: 73px; /* Center of 50px step-number-box (padding 3rem + 25px) */
    left: 16.66%;
    right: 16.66%;
    height: 2px;
    background: var(--border-color);
    z-index: 0;
    opacity: 0.8;
    border-radius: 4px;
  }

  /* Traveling glowing light beam pulse */
  .process-timeline::after {
    content: '';
    position: absolute;
    top: 72px; /* Center alignment */
    left: 16.66%;
    width: 80px; /* Beam length */
    height: 4px;
    background: linear-gradient(90deg, 
      rgba(47, 177, 77, 0) 0%, 
      var(--primary) 50%, 
      rgba(47, 177, 77, 0) 100%
    );
    box-shadow: 0 0 12px var(--primary);
    z-index: 0;
    border-radius: 4px;
    animation: flowBeam 4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  }
}

@keyframes flowBeam {
  0% {
    left: 16.66%;
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    left: calc(83.33% - 80px);
    opacity: 0;
  }
}

.process-step {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: 3rem 2rem;
  border-radius: 16px;
  transition: var(--transition-smooth);
  z-index: 2;
}

.process-step:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: 0 15px 35px rgba(47, 177, 77, 0.15);
}

/* Tech Flicker Motion Animations */
@keyframes tech-flicker {
  0%, 19.999%, 22%, 62.999%, 64%, 64.999%, 70%, 100% {
    opacity: 0.99;
    box-shadow: 0 8px 32px 0 rgba(47, 177, 77, 0.05);
  }
  20%, 21.999%, 63%, 63.999%, 65%, 69.999% {
    opacity: 0.5;
    box-shadow: none;
  }
}

@keyframes dot-flicker {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
    box-shadow: 0 0 8px var(--primary);
  }
  50% {
    opacity: 0.3;
    transform: scale(0.85);
    box-shadow: none;
  }
}

.tech-flicker:hover {
  animation: tech-flicker 1.5s ease-in-out infinite;
}

.tech-dot {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 10px;
  height: 10px;
  background-color: var(--primary);
  border-radius: 50%;
  border: 1.5px solid var(--white);
  animation: dot-flicker 1s infinite alternate;
}

.step-number-box {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--primary);
  color: var(--white);
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  transition: var(--transition-smooth);
  position: relative;
}

.process-step:hover .step-number-box {
  background-color: var(--primary-dark);
  transform: scale(1.1);
}

.step-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.step-desc {
  font-size: 0.95rem;
  color: var(--gray);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   9. Ürün Grupları (Products)
   -------------------------------------------------------------------------- */
.products-section {
  background-color: var(--light-gray);
}

.product-card {
  background-color: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.product-img-wrapper {
  overflow: hidden;
  height: 220px;
  position: relative;
}

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

.product-card:hover .product-img {
  transform: scale(1.08);
}

.product-card-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.product-card-desc {
  font-size: 0.9rem;
  color: var(--gray);
  margin-bottom: 2rem;
  flex-grow: 1;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   10. Kalite & Sertifikalar
   -------------------------------------------------------------------------- */
.quality-section {
  background-color: var(--white);
}

.quality-desc {
  font-size: 1.05rem;
  color: var(--gray);
  margin-bottom: 1.5rem;
}

.quality-list {
  list-style: none;
  margin-top: 2rem;
}

.quality-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
  font-weight: 600;
  font-size: 1.05rem;
}

.list-check-icon {
  width: 22px;
  height: 22px;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.certificates-showcase {
  gap: 1.5rem;
}

.cert-card {
  padding: 2.5rem 1.5rem;
  border-radius: 16px;
  text-align: center;
  transition: var(--transition-smooth);
}

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

.cert-icon {
  width: 48px;
  height: 48px;
  color: var(--primary);
  margin: 0 auto 1.5rem auto;
}

.cert-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.cert-card p {
  font-size: 0.85rem;
  color: var(--gray);
}

/* --------------------------------------------------------------------------
   11. Sürdürülebilirlik Section
   -------------------------------------------------------------------------- */
.sustainability-section {
  background: linear-gradient(135deg, #131f16 0%, #162436 100%);
  color: var(--white);
}

.sustain-stats {
  margin: 5rem 0;
}

.stat-card {
  padding: 2.5rem 1.5rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
  transition: var(--transition-smooth);
}

.stat-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(47, 177, 77, 0.6);
  box-shadow: 0 15px 30px rgba(47, 177, 77, 0.2);
}

.stat-number {
  font-family: var(--font-title);
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
  display: block;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--white);
}

.stat-desc {
  font-size: 0.85rem;
  color: #ccd6f6;
  line-height: 1.5;
}

/* Light theme overrides for sustainability stats cards */
.sustainability-section.light-theme {
  background: var(--white) !important;
  color: var(--dark) !important;
}

.sustainability-section.light-theme .stat-card {
  background: rgba(248, 250, 252, 0.9) !important;
  border: 1px solid var(--border-color) !important;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.04) !important;
}

.sustainability-section.light-theme .stat-card:hover {
  background: var(--white) !important;
  border-color: rgba(47, 177, 77, 0.3) !important;
  box-shadow: 0 12px 24px rgba(47, 177, 77, 0.08) !important;
}

.sustainability-section.light-theme .stat-card .stat-label {
  color: var(--dark) !important;
}

.sustainability-section.light-theme .stat-card .stat-desc {
  color: var(--gray) !important;
}

.sustain-banner {
  padding: 3rem;
  border-radius: 20px;
  text-align: left;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
}

.banner-flex {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.banner-icon {
  width: 64px;
  height: 64px;
  color: var(--primary);
  flex-shrink: 0;
}

.banner-text h3 {
  font-size: 1.5rem;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.banner-text p {
  color: #ccd6f6;
  max-width: 800px;
  font-size: 1.05rem;
}

/* --------------------------------------------------------------------------
   12. İletişim Section
   -------------------------------------------------------------------------- */
.contact-section {
  background-color: var(--light-gray);
}

.contact-info-block {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.info-items {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.info-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background-color: var(--primary-light);
  border: 1px solid rgba(47, 177, 77, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

.info-icon-wrapper svg {
  width: 24px;
  height: 24px;
}

.info-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--gray);
  display: block;
  letter-spacing: 1px;
}

.info-value {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-top: 0.25rem;
  display: block;
}

.info-value.address-style {
  font-style: normal;
  font-weight: 500;
  line-height: 1.5;
}

.map-wrapper {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

.map-wrapper iframe {
  display: block;
}

/* Contact/Quote Form */
.contact-form-block {
  padding: 3.5rem;
  border-radius: 20px;
}

.form-toggle-wrapper {
  display: flex;
  background-color: rgba(226, 232, 240, 0.5);
  padding: 4px;
  border-radius: 8px;
  margin-bottom: 2.5rem;
}

.form-toggle-btn {
  flex: 1;
  padding: 0.75rem;
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gray);
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: 6px;
  transition: var(--transition-fast);
}

.form-toggle-btn.active {
  background-color: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group.full-width {
  grid-column: span 2;
}

.form-group label {
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.form-group label .required {
  color: #e53e3e;
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--dark);
  background-color: var(--white);
  outline: none;
  transition: var(--transition-fast);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* Modern HTML5 Validation styles */
.form-group input:user-invalid, .form-group textarea:user-invalid {
  border-color: #e53e3e;
  background-color: rgba(229, 62, 62, 0.02);
}

.form-group input:user-invalid + .error-msg, .form-group textarea:user-invalid + .error-msg {
  display: block;
}

.error-msg {
  display: none;
  font-size: 0.8rem;
  color: #e53e3e;
  margin-top: 0.4rem;
  font-weight: 500;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin: 1.5rem 0 2rem 0;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  cursor: pointer;
  accent-color: var(--primary);
}

.checkbox-label {
  font-size: 0.85rem;
  color: var(--gray);
  line-height: 1.4;
  cursor: pointer;
}

.checkbox-label .required {
  color: var(--accent);
}

.submit-btn {
  height: 52px;
}

.form-alert {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
}

.form-alert.success {
  background-color: rgba(47, 177, 77, 0.1);
  color: var(--primary-dark);
  border: 1px solid rgba(47, 177, 77, 0.2);
}

.form-alert.error {
  background-color: rgba(246, 138, 53, 0.1);
  color: var(--accent-dark);
  border: 1px solid rgba(246, 138, 53, 0.2);
}

/* --------------------------------------------------------------------------
   13. Footer Section
   -------------------------------------------------------------------------- */
.main-footer {
  background-color: #121517;
  color: #9da3a6;
  padding: 6rem 0 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-logo {
  height: 48px;
  filter: brightness(0) invert(1);
  margin-bottom: 1.5rem;
}

.footer-about-text {
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: var(--transition-fast);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.social-link:hover {
  background-color: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-title {
  color: var(--white);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.75rem;
  position: relative;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-links a {
  font-size: 0.9rem;
}

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

.footer-links-contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-detail-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.9rem;
}

.contact-label {
  color: var(--white);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-detail-item a:hover {
  color: var(--primary);
}

.footer-bottom {
  margin-top: 5rem;
  padding: 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

.sustainable-signature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
}

.green-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--primary);
  box-shadow: 0 0 8px var(--primary);
}

/* --------------------------------------------------------------------------
   14. Product Modal
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(26, 30, 32, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  padding: 1.5rem;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  width: 100%;
  max-width: 900px;
  border-radius: 20px;
  padding: 3rem;
  position: relative;
  transform: translateY(40px);
  transition: var(--transition-smooth);
}

.modal-overlay.active .modal-box {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--white);
  border: 1px solid var(--border-color);
  color: var(--dark);
  font-size: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  outline: none;
  transition: var(--transition-fast);
  z-index: 10;
}

.modal-close:hover {
  background-color: var(--dark);
  color: var(--white);
  border-color: var(--dark);
}

.modal-visual {
  border-radius: 12px;
  overflow: hidden;
  height: 100%;
  min-height: 320px;
}

.modal-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-content {
  display: flex;
  flex-direction: column;
}

.modal-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
}

.modal-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.modal-desc {
  color: var(--gray);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.specs-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--dark);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 2.5rem;
}

.specs-table td {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.9rem;
}

.spec-name {
  color: var(--gray);
  font-weight: 600;
}

.spec-value {
  color: var(--dark);
  font-weight: 700;
  text-align: right;
}

.modal-actions {
  display: flex;
}

/* --------------------------------------------------------------------------
   15. Scroll Animations & Reveal States
   -------------------------------------------------------------------------- */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   16. Responsive Breakpoints
   -------------------------------------------------------------------------- */

/* Large screens & tablets landscape */
@media (max-width: 1024px) {
  section {
    padding: 5.5rem 0;
  }
  
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-title {
    font-size: 2.85rem;
  }
  
  .about-img {
    height: 400px;
  }
}

/* Small tablets & mobile landscape */
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .header-cta {
    display: inline-flex;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
  }

  .header-actions {
    gap: 0.75rem;
  }

  .mobile-nav-toggle {
    margin-left: 0.75rem;
  }
  
  /* Hero */
  .hero-section {
    padding-top: 10rem;
    padding-bottom: 4rem;
  }
  
  .hero-container {
    text-align: center;
  }
  
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-visual {
    order: -1;
  }
  
  /* Timeline process */
  .process-timeline {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .process-step {
    padding: 2rem;
  }
  
  /* Banner */
  .banner-flex {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }
  
  /* Contact Form */
  .contact-form-block {
    padding: 2rem;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
  }
  
  .form-group.full-width {
    grid-column: span 1;
  }
  
  /* Footer */
  .footer-bottom-flex {
    flex-direction: column;
    gap: 1.25rem;
    text-align: center;
  }
  
  /* Modal */
  .modal-box {
    padding: 2rem;
    overflow-y: auto;
    max-height: 90vh;
  }
  
  .modal-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .modal-visual {
    min-height: 200px;
    height: 200px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .logo-img {
    height: 32px;
  }

  .header-cta {
    padding: 0.4rem 0.8rem;
    font-size: 0.75rem;
  }

  .hero-title {
    font-size: 2.25rem;
  }
  
  .hero-actions {
    flex-direction: column;
    gap: 1rem;
    width: 100%;
  }
  
  .btn {
    width: 100%;
  }
  
  .btn-secondary {
    margin-left: 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .about-values {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

/* --------------------------------------------------------------------------
   17. Snappy Hover Settings (Instant Interactive Transitions)
   -------------------------------------------------------------------------- */
/* Snappy Leave States (Exit Hover) - active only after reveal is fully done */
.reveal-done,
.trust-card:not(.scroll-reveal),
.process-step:not(.scroll-reveal),
.product-card:not(.scroll-reveal),
.cert-card:not(.scroll-reveal),
.stat-card:not(.scroll-reveal),
.step-number-box {
  transition: transform 0s,
              box-shadow 0s,
              border-color 0s,
              background 0s,
              background-color 0s !important;
  transition-delay: 0s !important;
}

/* Snappy Enter States (Hover - Snappy) */
.trust-card:hover,
.process-step:hover,
.product-card:hover,
.cert-card:hover,
.stat-card:hover,
.process-step:hover .step-number-box {
  transition: transform 0.15s cubic-bezier(0.25, 1, 0.5, 1),
              box-shadow 0.15s cubic-bezier(0.25, 1, 0.5, 1),
              border-color 0.15s cubic-bezier(0.25, 1, 0.5, 1),
              background 0.15s cubic-bezier(0.25, 1, 0.5, 1),
              background-color 0.15s cubic-bezier(0.25, 1, 0.5, 1) !important;
  transition-delay: 0s !important;
}

/* Disable the flickering animation on hover to prevent visual glitching */
.tech-flicker:hover {
  animation: none !important;
}

/* Prevent hover vibration bug (flickering due to card moving up and losing hover focus) */
.process-step,
.product-card,
.trust-card,
.cert-card,
.stat-card {
  position: relative;
}

.process-step::before,
.product-card::before,
.trust-card::before,
.cert-card::before,
.stat-card::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 0;
  bottom: 0;
  background: transparent;
  z-index: 10;
  pointer-events: none; /* Make sure it doesn't block hover events of inner links initially */
}

.process-step:hover::before,
.product-card:hover::before,
.trust-card:hover::before,
.cert-card:hover::before,
.stat-card:hover::before {
  height: 20px;
  bottom: -20px;
  pointer-events: auto; /* Once hovered, it acts as a bridge so hover is not lost */
}

/* Lenis Smooth Scroll Compatibility CSS */
html.lenis, html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

.lenis.lenis-smooth [data-lenis-prevent] {
  overflow: clip;
}

.lenis.lenis-stopped {
  overflow: hidden;
}

.lenis.lenis-scrolling iframe {
  pointer-events: none;
}