/* ==========================================================================
   BULUT MAKİNE - DESIGN SYSTEM & BRAND TOKENS
   Açık Tema (Light Theme) | 8px Grid | Space Grotesk + Plus Jakarta Sans
   ========================================================================== */

:root {
  /* Brand Color Palette */
  --color-primary: #0F2942;         /* Steel Navy - Main Brand */
  --color-primary-dark: #0A1B2C;    /* Deep Navy Hover */
  --color-primary-light: #1E3E5E;   /* Lighter Slate Navy */
  --color-primary-bg: #F0F4F8;      /* Tinted Surface Background */
  
  --color-accent: #D97706;          /* Industrial Brass Amber - Accent */
  --color-accent-hover: #B45309;    /* Dark Amber Hover */
  --color-accent-soft: #FEF3C7;     /* Soft Amber Tag */

  --color-neutral-100: #FFFFFF;     /* Card Surface White */
  --color-neutral-200: #F8FAFC;     /* Page Background (Canvas Off-White) */
  --color-neutral-300: #F1F5F9;     /* Subtly Tinted Section Gray */
  --color-neutral-400: #E2E8F0;     /* Border Gray */
  --color-neutral-500: #94A3B8;     /* Muted Label */
  --color-neutral-700: #475569;     /* Body Text Slate */
  --color-neutral-900: #0F172A;     /* Primary Text Slate 900 */

  /* 8px Scale Spacing System */
  --space-1: 8px;   /* 0.5rem */
  --space-2: 16px;  /* 1.0rem */
  --space-3: 24px;  /* 1.5rem */
  --space-4: 32px;  /* 2.0rem */
  --space-6: 48px;  /* 3.0rem */
  --space-8: 64px;  /* 4.0rem */
  --space-12: 96px; /* 6.0rem */

  /* Typography System */
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Shadows Derived from Primary Brand Color */
  --shadow-sm: 0 2px 8px rgba(15, 41, 66, 0.04);
  --shadow-md: 0 6px 20px rgba(15, 41, 66, 0.08);
  --shadow-lg: 0 16px 36px rgba(15, 41, 66, 0.12);
  --shadow-accent: 0 8px 24px rgba(217, 119, 6, 0.25);

  /* Border System */
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --border-brand: 1px solid rgba(15, 41, 66, 0.12);
  --border-brand-accent: 1px solid rgba(217, 119, 6, 0.3);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Universal Setup */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--color-neutral-200);
  color: var(--color-neutral-900);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Typography Hierarchy */
h1, h2, h3, h4, .font-heading {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 3.75rem); /* 40px to 60px */
}

h2 {
  font-size: clamp(1.85rem, 3.5vw, 2.75rem); /* 30px to 44px */
  margin-bottom: var(--space-2);
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.65rem); /* 20px to 26.4px */
}

h4 {
  font-size: 1.125rem; /* 18px */
}

p {
  color: var(--color-neutral-700);
  font-size: 1.05rem;
}

/* Container System */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: var(--space-3);
  padding-right: var(--space-3);
}

/* --------------------------------------------------------------------------
   TOP HEADER STRIP & NAVIGATION BAR
   -------------------------------------------------------------------------- */
.top-strip {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: var(--space-1) 0;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-strip .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.top-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.top-info-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  color: #CBD5E1;
}

.top-info-item svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-accent);
}

.top-info-item span.highlight {
  color: #FFFFFF;
  font-weight: 600;
}

/* Main Navigation */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: var(--border-brand);
  padding: var(--space-2) 0;
  transition: var(--transition-fast);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.brand-icon-box {
  width: 44px;
  height: 44px;
  background-color: var(--color-primary);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.03em;
  line-height: 1;
}

.brand-subtitle {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--color-neutral-900);
  font-weight: 600;
  font-size: 0.95rem;
  padding: var(--space-1) 0;
  position: relative;
  transition: var(--transition-fast);
}

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

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

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

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-1);
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   BUTTON SYSTEM
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--border-radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  border: 2px solid transparent;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background-color: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
  box-shadow: var(--shadow-accent);
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background-color: var(--color-primary-bg);
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   HERO SECTION (Asymmetric Broken Symmetry Layout)
   -------------------------------------------------------------------------- */
.hero-section {
  padding: var(--space-8) 0 var(--space-12) 0;
  background-color: var(--color-neutral-200);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-6);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background-color: var(--color-primary-bg);
  border: var(--border-brand);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.hero-badge svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-accent);
}

.hero-title {
  margin-bottom: var(--space-3);
}

.hero-title span.highlight {
  color: var(--color-accent);
  position: relative;
  display: inline-block;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--color-neutral-700);
  margin-bottom: var(--space-4);
  max-width: 600px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.hero-meta-strip {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-top: var(--space-3);
  border-top: var(--border-brand);
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-neutral-700);
}

.hero-meta-item svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-accent);
}

/* Asymmetric Hero Visual Card */
.hero-visual-card {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid #FFFFFF;
}

.hero-image-wrapper img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
}

/* Overlay Stats Floating Card */
.hero-floating-stat {
  position: absolute;
  bottom: -24px;
  left: -24px;
  background: #FFFFFF;
  padding: var(--space-3);
  border-radius: var(--border-radius-md);
  border: var(--border-brand-accent);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  max-width: 280px;
  z-index: 10;
}

.stat-icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-accent-soft);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-neutral-700);
  margin-top: 4px;
  font-weight: 600;
}

/* Location Tag Floating Badge */
.hero-location-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(15, 41, 66, 0.9);
  color: #FFFFFF;
  padding: 8px 14px;
  border-radius: var(--border-radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  backdrop-filter: blur(4px);
}

.hero-location-badge svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-accent);
}

/* --------------------------------------------------------------------------
   STATS BANNER (4 Key Metrics)
   -------------------------------------------------------------------------- */
.stats-banner {
  background-color: #FFFFFF;
  border-top: var(--border-brand);
  border-bottom: var(--border-brand);
  padding: var(--space-4) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.stat-box {
  padding: var(--space-2) var(--space-3);
  border-left: 3px solid var(--color-accent);
}

.stat-box-num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.stat-box-desc {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-neutral-700);
  margin-top: var(--space-1);
}

/* --------------------------------------------------------------------------
   SECTION HEADER UTILITY
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-12) 0;
}

.section-tinted {
  background-color: var(--color-neutral-300);
  border-top: var(--border-brand);
  border-bottom: var(--border-brand);
}

.section-header {
  margin-bottom: var(--space-8);
}

.section-header.text-center {
  text-align: center;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.tagline {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

/* --------------------------------------------------------------------------
   KURUMSAL / ABOUT SECTION
   -------------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-8);
  align-items: center;
}

.about-image-stack {
  position: relative;
}

.about-main-img {
  width: 100%;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  border: 3px solid #FFFFFF;
}

.about-experience-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-accent);
}

.about-exp-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-accent);
}

.about-exp-sub {
  font-size: 0.85rem;
  color: #E2E8F0;
  font-weight: 600;
  margin-top: 4px;
}

.features-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  background-color: #FFFFFF;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--border-radius-sm);
  border: var(--border-brand);
}

.feature-icon {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-text h4 {
  font-size: 0.95rem;
  color: var(--color-primary);
}

.feature-text p {
  font-size: 0.82rem;
  color: var(--color-neutral-700);
}

/* --------------------------------------------------------------------------
   SERVICES SECTION (6 Technical Cards Grid)
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.service-card {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-md);
  padding: var(--space-4);
  border: var(--border-brand);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(217, 119, 6, 0.4);
}

.service-card-num {
  position: absolute;
  top: 16px;
  right: 20px;
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-neutral-300);
  transition: var(--transition-fast);
}

.service-card:hover .service-card-num {
  color: var(--color-accent-soft);
}

.service-icon-box {
  width: 52px;
  height: 52px;
  background-color: var(--color-primary-bg);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  transition: var(--transition-fast);
}

.service-card:hover .service-icon-box {
  background-color: var(--color-accent);
  color: #FFFFFF;
}

.service-card h3 {
  margin-bottom: var(--space-2);
  color: var(--color-primary);
}

.service-card p {
  font-size: 0.92rem;
  color: var(--color-neutral-700);
  margin-bottom: var(--space-3);
  flex-grow: 1;
}

.service-specs {
  list-style: none;
  padding-top: var(--space-2);
  border-top: 1px dashed var(--color-neutral-400);
}

.service-specs li {
  font-size: 0.82rem;
  color: var(--color-neutral-700);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.service-specs li svg {
  width: 14px;
  height: 14px;
  stroke: var(--color-accent);
}

/* --------------------------------------------------------------------------
   MACHINERY PARK SECTION (Tabbed Technical Specs)
   -------------------------------------------------------------------------- */
.machinery-tabs-nav {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.tab-btn {
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.92rem;
  background-color: #FFFFFF;
  border: var(--border-brand);
  border-radius: var(--border-radius-sm);
  color: var(--color-neutral-700);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab-btn svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-neutral-500);
}

.tab-btn.active, .tab-btn:hover {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

.tab-btn.active svg, .tab-btn:hover svg {
  stroke: var(--color-accent);
}

.tab-content-panel {
  display: none;
  animation: fadeIn 0.4s ease forwards;
}

.tab-content-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.machine-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  background-color: #FFFFFF;
  border-radius: var(--border-radius-md);
  padding: var(--space-6);
  border: var(--border-brand);
  box-shadow: var(--shadow-md);
}

.machine-info h3 {
  font-size: 1.6rem;
  margin-bottom: var(--space-2);
}

.machine-tag {
  display: inline-block;
  background-color: var(--color-accent-soft);
  color: var(--color-accent-hover);
  padding: 4px 10px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.78rem;
  margin-bottom: var(--space-3);
  text-transform: uppercase;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-3);
}

.specs-table tr {
  border-bottom: 1px solid var(--color-neutral-300);
}

.specs-table th, .specs-table td {
  padding: 10px 0;
  font-size: 0.9rem;
  text-align: left;
}

.specs-table th {
  color: var(--color-neutral-700);
  font-weight: 600;
  width: 45%;
}

.specs-table td {
  color: var(--color-primary);
  font-weight: 700;
}

.machine-img-box img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: var(--border-radius-sm);
  border: var(--border-brand);
}

/* --------------------------------------------------------------------------
   SECTORS SERVED (Grid with Icons & Badges)
   -------------------------------------------------------------------------- */
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-3);
}

.sector-card {
  background-color: #FFFFFF;
  border: var(--border-brand);
  border-radius: var(--border-radius-md);
  padding: var(--space-4) var(--space-3);
  text-align: center;
  transition: var(--transition-fast);
}

.sector-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.sector-icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-primary-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-2) auto;
  color: var(--color-primary);
}

.sector-card:hover .sector-icon {
  background-color: var(--color-accent-soft);
  color: var(--color-accent);
}

.sector-card h4 {
  font-size: 0.95rem;
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   QUALITY & WORKFLOW PROCESS (5 Steps)
   -------------------------------------------------------------------------- */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-2);
  position: relative;
}

.process-step {
  background-color: #FFFFFF;
  border: var(--border-brand);
  border-radius: var(--border-radius-md);
  padding: var(--space-3);
  position: relative;
  transition: var(--transition-fast);
}

.process-step:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.step-number {
  width: 32px;
  height: 32px;
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  margin-bottom: var(--space-2);
}

.process-step:hover .step-number {
  background-color: var(--color-accent);
}

.process-step h4 {
  font-size: 0.95rem;
  margin-bottom: 6px;
  color: var(--color-primary);
}

.process-step p {
  font-size: 0.8rem;
  color: var(--color-neutral-700);
}

/* --------------------------------------------------------------------------
   INTERACTIVE COST CALCULATOR & QUOTE TOOL
   -------------------------------------------------------------------------- */
.calculator-box {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-lg);
  border: var(--border-brand-accent);
  box-shadow: var(--shadow-lg);
  padding: var(--space-6);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-6);
}

.calc-form-group {
  margin-bottom: var(--space-3);
}

.calc-label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.calc-select, .calc-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-neutral-400);
  background-color: var(--color-neutral-200);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-neutral-900);
  outline: none;
  transition: var(--transition-fast);
}

.calc-select:focus, .calc-input:focus {
  border-color: var(--color-accent);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
}

.calc-radio-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}

.radio-card {
  position: relative;
}

.radio-card input {
  position: absolute;
  opacity: 0;
}

.radio-card label {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--color-neutral-400);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  background-color: var(--color-neutral-200);
  transition: var(--transition-fast);
  text-align: center;
}

.radio-card input:checked + label {
  border-color: var(--color-accent);
  background-color: var(--color-accent-soft);
  color: var(--color-accent-hover);
}

.calc-summary-panel {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-radius: var(--border-radius-md);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-summary-panel h4 {
  color: #FFFFFF;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-3);
}

.calc-result-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-2);
  font-size: 0.9rem;
  color: #CBD5E1;
}

.calc-total-box {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.calc-total-label {
  font-size: 0.85rem;
  color: #E2E8F0;
}

.calc-total-price {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   LOCATION & CONTACT SECTION (Rami Emintaş Sanayi Sitesi No: 3B08)
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-6);
}

.contact-info-card {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-radius: var(--border-radius-md);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-card h3 {
  color: #FFFFFF;
  margin-bottom: var(--space-2);
}

.contact-address-box {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--border-radius-sm);
  padding: var(--space-3);
  margin: var(--space-4) 0;
}

.address-highlight {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.contact-item-list {
  list-style: none;
}

.contact-item-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  font-size: 0.92rem;
  color: #E2E8F0;
}

.contact-item-list li svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-accent);
  flex-shrink: 0;
}

/* Interactive Map Representation Box */
.map-container-box {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  border: var(--border-brand);
  box-shadow: var(--shadow-md);
  background-color: #FFFFFF;
  position: relative;
}

.map-placeholder-bg {
  width: 100%;
  height: 380px;
  background: linear-gradient(135deg, #E2E8F0 0%, #CBD5E1 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: var(--space-4);
  text-align: center;
}

.map-pin-badge {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  border-bottom: 4px solid var(--color-accent);
  max-width: 360px;
}

.map-pin-badge h4 {
  color: var(--color-accent);
  font-size: 1.1rem;
}

.map-pin-badge p {
  color: #E2E8F0;
  font-size: 0.85rem;
  margin-top: 4px;
}

.contact-form-box {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-md);
  border: var(--border-brand);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.form-group {
  margin-bottom: var(--space-3);
}

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

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.form-control {
  width: 100%;
  padding: 12px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-neutral-400);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 41, 66, 0.12);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

/* --------------------------------------------------------------------------
   FOOTER SECTION
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-primary-dark);
  color: #94A3B8;
  padding-top: var(--space-12);
  padding-bottom: var(--space-6);
  border-top: 3px solid var(--color-accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.footer-brand h3 {
  color: #FFFFFF;
  margin-bottom: var(--space-2);
}

.footer-brand p {
  font-size: 0.88rem;
  color: #94A3B8;
  margin-bottom: var(--space-3);
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: var(--space-3);
}

.footer-links {
  list-style: none;
}

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

.footer-links a {
  color: #CBD5E1;
  text-decoration: none;
  font-size: 0.88rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.footer-certs {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.cert-badge {
  background-color: rgba(255, 255, 255, 0.06);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--color-accent);
  font-weight: 700;
  border: 1px solid rgba(217, 119, 6, 0.3);
}

/* Modal Styling */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-3);
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background-color: #FFFFFF;
  border-radius: var(--border-radius-md);
  max-width: 540px;
  width: 100%;
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
  position: relative;
  animation: modalUp 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes modalUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-neutral-700);
}

/* --------------------------------------------------------------------------
   RESPONSIVE BREAKPOINTS (Mobile-First / Fluid Grid Adjustments)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid, .about-grid, .calculator-box, .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sectors-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
  }

  .machine-detail-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: #FFFFFF;
    flex-direction: column;
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    border-bottom: var(--border-brand);
  }

  .nav-menu.active {
    display: flex;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-cta {
    display: none;
  }

  .services-grid, .sectors-grid, .stats-grid, .process-timeline, .features-list {
    grid-template-columns: 1fr;
  }

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

  .calc-radio-group {
    grid-template-columns: 1fr;
  }

  .hero-floating-stat {
    position: static;
    margin-top: var(--space-3);
    max-width: 100%;
  }

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

  .form-group.full-width {
    grid-column: span 1;
  }
}