/* ==========================================================================
   POZITIF GRUP - Brand Aligned Design System
   Brand Color Palette: Fresh Teal (#0D9488, #14B8A6), Cyan Glow (#2DD4BF),
   Dark Slate (#0F172A) & Pure White (#FFFFFF)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens & CSS Variables
   -------------------------------------------------------------------------- */
:root {
  /* Color Palette - Logo Aligned Teal & Turquoise Palette */
  --color-primary: #0F172A;        /* Dark Corporate Slate Navy */
  --color-primary-light: #1E293B;  /* Slate Layer */
  --color-primary-dark: #0B1120;   /* Midnight Base */
  --color-secondary: #FFFFFF;      /* Pure White */
  
  /* Logo Colors: Fresh Teal / Turquoise / Cyan */
  --color-accent: #0D9488;         /* Brand Teal (Primary) */
  --color-accent-light: #14B8A6;   /* Bright Teal */
  --color-accent-hover: #0F766E;   /* Deep Teal */
  --color-accent-cyan: #2DD4BF;    /* Logo Aqua Gradient Start */
  --color-accent-glow: rgba(20, 184, 166, 0.35);
  --color-accent-soft: rgba(20, 184, 166, 0.08);

  --color-bg-light: #F8FAFC;       /* Off-White */
  --color-bg-alt: #F1F5F9;         /* Section Light Gray */
  --color-surface: #FFFFFF;

  --color-text-main: #0F172A;
  --color-text-muted: #475569;
  --color-text-light: #94A3B8;
  --color-text-on-dark: #F8FAFC;
  --color-text-on-dark-muted: #94A3B8;

  --color-border: #E2E8F0;
  --color-border-light: rgba(255, 255, 255, 0.14);

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Layout */
  --container-max: 1320px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 24px 60px rgba(15, 23, 42, 0.2);
  --shadow-accent: 0 8px 24px rgba(13, 148, 136, 0.35);

  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-light);
  color: var(--color-text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 4.5rem auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  border: 1px solid rgba(13, 148, 136, 0.2);
}

.section-title {
  font-size: 2.75rem;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   3. Header & Navigation (Official Logo & Brand Styling)
   -------------------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: all var(--transition-normal);
  background: linear-gradient(to bottom, rgba(15, 23, 42, 0.95) 0%, rgba(15, 23, 42, 0) 100%);
}

.navbar.scrolled {
  padding: 0.75rem 0;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

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

.brand-logo-img {
  display: flex;
  align-items: center;
}

.brand-logo-img img {
  height: 42px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.4));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: #CBD5E1;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.4rem 0;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-secondary);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-light);
  transition: width var(--transition-normal);
  border-radius: 2px;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lang-switch {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  padding: 0.2rem;
}

.lang-btn {
  padding: 0.28rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #94A3B8;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
}

.lang-btn.active {
  background: var(--color-accent);
  color: var(--color-secondary);
}

.mobile-toggle {
  display: none;
  color: var(--color-secondary);
}

/* --------------------------------------------------------------------------
   4. Buttons System
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.9rem 2rem;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  letter-spacing: -0.01em;
}

.btn-primary {
  background: linear-gradient(135deg, #14B8A6 0%, #0D9488 100%);
  color: var(--color-secondary);
  box-shadow: 0 8px 24px rgba(13, 148, 136, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(13, 148, 136, 0.45);
  background: linear-gradient(135deg, #2DD4BF 0%, #0F766E 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-secondary);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}

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

/* --------------------------------------------------------------------------
   5. Hero Section (Logo Gradient Lighting & Brand Alignment)
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  background-color: var(--color-primary);
  display: flex;
  align-items: center;
  padding: 9.5rem 0 6rem 0;
  overflow: hidden;
  color: var(--color-secondary);
}

.hero-bg-visual {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  background-image: url('assets/images/hq.png');
  background-size: cover;
  background-position: center right;
  opacity: 0.22;
  filter: contrast(1.1) brightness(0.85);
}

.hero-gradient-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  background: 
    radial-gradient(circle at 15% 40%, rgba(20, 184, 166, 0.28) 0%, transparent 55%),
    linear-gradient(to right, #0F172A 50%, rgba(15, 23, 42, 0.85) 80%, rgba(15, 23, 42, 0.6) 100%),
    linear-gradient(to bottom, transparent 70%, #0F172A 100%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

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

.hero-title {
  font-size: 3.35rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1.14;
  margin-bottom: 1.35rem;
  letter-spacing: -0.035em;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: #94A3B8;
  line-height: 1.7;
  margin-bottom: 2.25rem;
  max-width: 620px;
  font-weight: 400;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

/* Quick Trust Metrics Bar below CTAs */
.hero-trust-bar {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.trust-stat-item {
  display: flex;
  flex-direction: column;
}

.trust-stat-item .stat-number {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1.1;
  background: linear-gradient(135deg, #FFFFFF 0%, #2DD4BF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.trust-stat-item .stat-text {
  font-size: 0.8rem;
  color: #94A3B8;
  font-weight: 500;
  margin-top: 0.25rem;
}

.trust-divider {
  width: 1px;
  height: 36px;
  background: rgba(255, 255, 255, 0.12);
}

/* Right Column Showcase Card */
.hero-showcase-column {
  display: flex;
  flex-direction: column;
}

.ecosystem-card {
  background: rgba(30, 41, 59, 0.75);
  border: 1px solid rgba(45, 212, 191, 0.25);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  padding: 1.5rem;
}

.ecosystem-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.eco-badge {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-cyan);
  background: rgba(20, 184, 166, 0.18);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
}

.eco-status-dot {
  width: 10px;
  height: 10px;
  background: #2DD4BF;
  border-radius: 50%;
  box-shadow: 0 0 10px #2DD4BF;
}

.eco-spotlight-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 1.25rem;
}

.spotlight-image {
  position: relative;
  height: 190px;
  overflow: hidden;
}

.spotlight-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.eco-spotlight-item:hover .spotlight-image img {
  transform: scale(1.05);
}

.spotlight-overlay-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(10px);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 800;
  color: #FFFFFF;
  border: 1px solid rgba(45, 212, 191, 0.3);
}

.spotlight-body {
  padding: 1.5rem;
}

.spotlight-body h3 {
  font-size: 1.6rem;
  color: var(--color-secondary);
  margin-bottom: 0.25rem;
}

.spotlight-tag {
  font-size: 0.85rem;
  color: var(--color-accent-cyan);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.spotlight-body p {
  font-size: 0.9rem;
  color: #94A3B8;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.spotlight-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.s-metric {
  display: flex;
  flex-direction: column;
}

.s-metric .val {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-secondary);
}

.s-metric .lbl {
  font-size: 0.72rem;
  color: #94A3B8;
}

.eco-venture-bar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.venture-preview-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.venture-preview-item:hover,
.venture-preview-item.active {
  background: rgba(20, 184, 166, 0.2);
  border-color: rgba(45, 212, 191, 0.4);
}

.v-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-cyan);
}

.v-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.v-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-secondary);
  line-height: 1.2;
}

.v-desc {
  font-size: 0.72rem;
  color: #94A3B8;
}

.v-arrow {
  color: var(--color-accent-cyan);
  font-size: 1.1rem;
}

/* --------------------------------------------------------------------------
   6. Trust Badges Section
   -------------------------------------------------------------------------- */
.trust-section {
  background: #090D16;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 2.75rem 0;
  color: var(--color-secondary);
}

.trust-badges-wrapper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  align-items: center;
}

.trust-badge-item {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  opacity: 0.88;
  transition: opacity var(--transition-normal);
}

.trust-badge-item:hover {
  opacity: 1;
}

.trust-icon-box {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-cyan);
  flex-shrink: 0;
}

.trust-badge-text {
  font-size: 0.95rem;
  font-weight: 700;
  color: #E2E8F0;
  letter-spacing: -0.01em;
}

/* --------------------------------------------------------------------------
   7. About Section ("Pozitif Grup")
   -------------------------------------------------------------------------- */
.about-section {
  padding: 8rem 0;
  background: var(--color-surface);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-content h2 {
  font-size: 2.75rem;
  margin-bottom: 1.5rem;
}

.about-text {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 1.5rem;
}

.mission-vision-boxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.25rem;
}

.mv-card {
  padding: 1.75rem;
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.mv-card h4 {
  font-size: 1.15rem;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.mv-card p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

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

.about-img-frame {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
}

.about-img-frame img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-img-frame:hover img {
  transform: scale(1.04);
}

.about-experience-badge {
  position: absolute;
  bottom: -1.75rem;
  left: -1.75rem;
  background: var(--color-primary);
  color: var(--color-secondary);
  padding: 1.75rem 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.about-experience-badge .num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-accent-cyan);
}

.about-experience-badge .lbl {
  font-size: 0.9rem;
  line-height: 1.4;
  color: #CBD5E1;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   8. Group Companies Section
   -------------------------------------------------------------------------- */
.companies-section {
  padding: 8rem 0;
  background: var(--color-bg-light);
}

.company-cards-wrapper {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.company-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  transition: all var(--transition-normal);
}

.company-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.company-card.reverse {
  grid-template-columns: 0.85fr 1.15fr;
}

.company-card.reverse .company-info {
  order: 2;
}

.company-card.reverse .company-media {
  order: 1;
}

.company-info {
  padding: 4rem 3.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.company-tag {
  display: inline-block;
  padding: 0.4rem 1.1rem;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  width: fit-content;
  letter-spacing: 0.04em;
}

.company-name {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.company-description {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 2rem;
}

.company-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
  margin-bottom: 2.5rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
}

.feature-item svg {
  color: var(--color-accent);
}

.company-media {
  position: relative;
  overflow: hidden;
  min-height: 420px;
}

.company-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.company-card:hover .company-media img {
  transform: scale(1.06);
}

.company-media-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 2.5rem;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.9) 0%, transparent 100%);
  color: var(--color-secondary);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
}

.media-stat .stat-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent-cyan);
}

.media-stat .stat-lbl {
  font-size: 0.85rem;
  color: #CBD5E1;
}

/* --------------------------------------------------------------------------
   9. Why Pozitif Group Section
   -------------------------------------------------------------------------- */
.why-section {
  padding: 8rem 0;
  background: var(--color-surface);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.why-card {
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.why-card:hover {
  transform: translateY(-6px);
  background: var(--color-surface);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-lg);
}

.why-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all var(--transition-normal);
}

.why-card:hover .why-icon {
  background: var(--color-accent);
  color: var(--color-secondary);
  box-shadow: var(--shadow-accent);
}

.why-card h3 {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.why-card p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   10. Numbers Section
   -------------------------------------------------------------------------- */
.numbers-section {
  padding: 7rem 0;
  background: var(--color-primary);
  color: var(--color-secondary);
  position: relative;
  overflow: hidden;
}

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

.number-box {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.number-box:last-child {
  border-right: none;
}

.counter-value {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1.1;
  margin-bottom: 0.6rem;
  background: linear-gradient(135deg, #FFFFFF 0%, #2DD4BF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.counter-label {
  font-size: 1.05rem;
  color: #94A3B8;
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   11. Vision Section
   -------------------------------------------------------------------------- */
.vision-section {
  padding: 8rem 0;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: var(--color-secondary);
}

.vision-card-hero {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(45, 212, 191, 0.2);
  border-radius: var(--radius-xl);
  padding: 5rem 4rem;
  text-align: center;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-xl);
}

.vision-card-hero h2 {
  font-size: 3.25rem;
  color: var(--color-secondary);
  margin-bottom: 1.75rem;
}

.vision-card-hero p {
  font-size: 1.3rem;
  color: #CBD5E1;
  max-width: 900px;
  margin: 0 auto 3rem auto;
  line-height: 1.85;
  font-weight: 300;
}

.vision-metrics {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3.5rem;
  flex-wrap: wrap;
}

.vision-metric-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: #94A3B8;
  font-weight: 600;
  font-size: 1rem;
}

.vision-metric-item svg {
  color: var(--color-accent-cyan);
}

/* --------------------------------------------------------------------------
   12. Founder Section ("Soner AVCI")
   -------------------------------------------------------------------------- */
.founder-section {
  padding: 8rem 0;
  background: var(--color-surface);
}

.founder-card {
  background: var(--color-bg-light);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.founder-portrait {
  position: relative;
  min-height: 520px;
  background: linear-gradient(135deg, #FFFFFF 0%, #F1F5F9 100%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.founder-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.founder-badge-floating {
  position: absolute;
  bottom: 1.75rem;
  left: 1.75rem;
  right: 1.75rem;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(16px);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(45, 212, 191, 0.2);
  color: var(--color-secondary);
}

.founder-badge-floating h4 {
  font-size: 1.2rem;
  color: var(--color-secondary);
}

.founder-badge-floating p {
  font-size: 0.88rem;
  color: #94A3B8;
}

.founder-details {
  padding: 4.5rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.founder-details h2 {
  font-size: 2.75rem;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.founder-title {
  font-size: 1.15rem;
  color: var(--color-accent);
  font-weight: 700;
  margin-bottom: 2rem;
}

.founder-bio {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 2.25rem;
}

.founder-quote {
  font-style: italic;
  padding: 1.5rem 1.75rem;
  background: var(--color-surface);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-primary);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 2.5rem;
}

.founder-footer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-top: 1.75rem;
  border-top: 1px solid var(--color-border);
}

.signature-element {
  font-family: 'Brush Script MT', cursive, sans-serif;
  font-size: 2.2rem;
  color: var(--color-primary);
  opacity: 0.9;
}

/* --------------------------------------------------------------------------
   13. Interactive Timeline Section
   -------------------------------------------------------------------------- */
.timeline-section {
  padding: 8rem 0;
  background: var(--color-bg-light);
}

.timeline-track {
  position: relative;
  max-width: 920px;
  margin: 3.5rem auto 0 auto;
}

.timeline-track::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--color-border);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: 4rem;
  display: flex;
  justify-content: flex-end;
  width: 50%;
  padding-right: 3.5rem;
}

.timeline-item:nth-child(even) {
  align-self: flex-end;
  justify-content: flex-start;
  margin-left: 50%;
  padding-right: 0;
  padding-left: 3.5rem;
}

.timeline-node {
  position: absolute;
  top: 0;
  right: -10px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 4px solid var(--color-surface);
  box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.25);
  z-index: 2;
}

.timeline-item:nth-child(even) .timeline-node {
  right: auto;
  left: -10px;
}

.timeline-content-box {
  background: var(--color-surface);
  padding: 2rem 2.25rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.timeline-content-box:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.timeline-year {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 800;
  margin-bottom: 0.6rem;
}

.timeline-content-box h3 {
  font-size: 1.3rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.timeline-content-box p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   14. Contact Section
   -------------------------------------------------------------------------- */
.contact-section {
  padding: 8rem 0;
  background: var(--color-surface);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4.5rem;
}

.contact-info-side h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.contact-info-side > p {
  color: var(--color-text-muted);
  margin-bottom: 2.75rem;
  font-size: 1.1rem;
}

.contact-detail-items {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  margin-bottom: 2.75rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1.35rem;
}

.contact-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-text h4 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 0.3rem;
}

.contact-item-text p {
  font-size: 0.98rem;
  color: var(--color-text-muted);
}

.office-map-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 240px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.contact-form-side {
  background: var(--color-bg-light);
  padding: 3.5rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.contact-form-side h3 {
  font-size: 1.6rem;
  margin-bottom: 1.75rem;
}

.form-group {
  margin-bottom: 1.35rem;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.95rem 1.1rem;
  font-size: 0.98rem;
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-main);
  transition: all var(--transition-normal);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-glow);
}

textarea.form-control {
  resize: vertical;
  min-height: 130px;
}

/* --------------------------------------------------------------------------
   15. Footer Section
   -------------------------------------------------------------------------- */
.footer {
  background: #090D16;
  color: var(--color-secondary);
  padding: 6.5rem 0 3.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3.5rem;
  margin-bottom: 4.5rem;
}

.footer-brand p {
  color: #94A3B8;
  font-size: 0.98rem;
  line-height: 1.75;
  max-width: 340px;
  margin-top: 1.25rem;
  margin-bottom: 1.75rem;
}

.social-links {
  display: flex;
  gap: 0.85rem;
}

.social-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94A3B8;
  transition: all var(--transition-normal);
}

.social-btn:hover {
  background: var(--color-accent);
  color: var(--color-secondary);
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 1.05rem;
  color: var(--color-secondary);
  margin-bottom: 1.75rem;
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--color-secondary);
}

.footer-bottom {
  padding-top: 2.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  color: #64748B;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Modals & Toast */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  padding: 1.5rem;
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-content-box {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  max-width: 740px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  padding: 3rem;
  position: relative;
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.modal-backdrop.active .modal-content-box {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: all var(--transition-normal);
}

.modal-close-btn:hover {
  background: var(--color-primary);
  color: var(--color-secondary);
}

.toast-msg {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--color-primary);
  color: var(--color-secondary);
  padding: 1.1rem 1.75rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-accent);
  box-shadow: var(--shadow-xl);
  z-index: 3000;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-normal);
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }
  .about-grid,
  .company-card,
  .company-card.reverse,
  .founder-card,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .company-card.reverse .company-info {
    order: 1;
  }
  .company-card.reverse .company-media {
    order: 2;
  }
  .why-grid,
  .numbers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #0F172A;
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 2.4rem;
  }
  .hero-trust-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .trust-divider {
    display: none;
  }
  .why-grid,
  .numbers-grid {
    grid-template-columns: 1fr;
  }
  .number-box {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .timeline-track::before {
    left: 20px;
  }
  .timeline-item,
  .timeline-item:nth-child(even) {
    width: 100%;
    margin-left: 0;
    padding-left: 3.5rem;
    padding-right: 0;
  }
  .timeline-node,
  .timeline-item:nth-child(even) .timeline-node {
    left: 10px;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
}