/* ============================================
   BIOFERT - Ana CSS Dosyası
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
  --white:        #ffffff;
  --off-white:    #f8f9f5;
  --light-gray:   #f0f2eb;
  --mid-gray:     #9aa89a;
  --dark-gray:    #444d44;
  --black:        #1a1f1a;

  --green-deep:   #1e4620;
  --green-main:   #2d6a31;
  --green-mid:    #4a8c4e;
  --green-light:  #7dbf82;
  --green-pale:   #d4ead5;
  --green-wash:   #eef5ee;

  --gold:         #c8a94a;
  --gold-light:   #e8d49a;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', 'Segoe UI', sans-serif;

  --radius-sm:    6px;
  --radius-md:    12px;
  --radius-lg:    24px;
  --radius-xl:    40px;

  --shadow-sm:    0 2px 8px rgba(30,70,32,0.08);
  --shadow-md:    0 8px 32px rgba(30,70,32,0.12);
  --shadow-lg:    0 20px 60px rgba(30,70,32,0.16);

  --transition:   all 0.3s ease;
  --transition-slow: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --container:    1200px;
  --header-h:     80px;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.2;
  color: var(--green-deep);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
h4 { font-size: 1.1rem; }

p {
  font-size: 1rem;
  color: var(--dark-gray);
  line-height: 1.75;
}

/* ============================================
   CONTAINER
   ============================================ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   HEADER & NAV
   ============================================ */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(30,70,32,0.08);
  transition: var(--transition);
}

#header.scrolled {
  box-shadow: var(--shadow-md);
}

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

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-img {
  height: 64px;
  width: auto;
  /* Şeffaf arka planlı PNG - direkt kullanım */
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-deep);
  letter-spacing: -0.02em;
}

.logo-tagline {
  font-size: 0.62rem;
  font-weight: 500;
  color: var(--green-mid);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

/* Navigation */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--dark-gray);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.nav-link:hover,
.nav-link.active {
  color: var(--green-main);
  background: var(--green-wash);
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 12px;
  padding-left: 12px;
  border-left: 1px solid var(--light-gray);
}

.lang-btn {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--mid-gray);
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  background: none;
}

.lang-btn.active,
.lang-btn:hover {
  color: var(--green-main);
  background: var(--green-wash);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--green-deep);
  border-radius: 2px;
  transition: var(--transition);
}

/* Mobile Nav */
@media (max-width: 900px) {
  .nav-menu {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 20px 24px 32px;
    gap: 4px;
    border-bottom: 2px solid var(--green-pale);
    box-shadow: var(--shadow-md);
    transform: translateY(-120%);
    opacity: 0;
    transition: var(--transition-slow);
    pointer-events: none;
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-link {
    padding: 12px 16px;
    font-size: 1rem;
  }

  .lang-switcher {
    margin-left: 0;
    padding-left: 0;
    border-left: none;
    padding-top: 12px;
    border-top: 1px solid var(--light-gray);
    margin-top: 8px;
  }

  .nav-toggle {
    display: flex;
  }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: var(--header-h);
  background: var(--white);
  overflow: hidden;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 70% 30%, rgba(125,191,130,0.12) 0%, transparent 55%),
    radial-gradient(circle at 20% 80%, rgba(45,106,49,0.08) 0%, transparent 45%);
  pointer-events: none;
}

.hero-bg-leaves {
  position: absolute;
  right: -60px;
  top: 50%;
  transform: translateY(-50%);
  width: 55%;
  height: 110%;
  background: var(--green-wash);
  border-radius: 60% 0 0 60%;
  pointer-events: none;
  opacity: 0.6;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-content {
  animation: fadeInUp 0.8s ease both;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green-pale);
  color: var(--green-main);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--green-light);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

.hero h1 {
  margin-bottom: 24px;
}

.hero h1 em {
  font-style: normal;
  color: var(--green-main);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--dark-gray);
  margin-bottom: 40px;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInRight 0.9s ease 0.2s both;
}

.hero-image-wrap {
  position: relative;
  width: 100%;
  max-width: 500px;
}

.hero-image-wrap img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.hero-stat-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--green-pale);
}

.hero-stat-card.card-1 {
  bottom: -20px;
  left: -30px;
}

.hero-stat-card.card-2 {
  top: 30px;
  right: -30px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--green-deep);
  display: block;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--mid-gray);
  font-weight: 500;
}

@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .hero-bg-leaves {
    display: none;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-desc {
    max-width: 100%;
  }

  .hero-stat-card.card-1 { left: 0; bottom: -10px; }
  .hero-stat-card.card-2 { right: 0; top: 10px; }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--green-main);
  color: var(--white);
  border-color: var(--green-main);
}

.btn-primary:hover {
  background: var(--green-deep);
  border-color: var(--green-deep);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45,106,49,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--green-main);
  border-color: var(--green-mid);
}

.btn-outline:hover {
  background: var(--green-main);
  color: var(--white);
  border-color: var(--green-main);
  transform: translateY(-2px);
}

.btn-gold {
  background: var(--gold);
  color: var(--white);
  border-color: var(--gold);
}

.btn-gold:hover {
  background: #b8982f;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,169,74,0.3);
}

/* ============================================
   SECTION COMMON
   ============================================ */
section {
  padding: 100px 0;
}

.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-mid);
  margin-bottom: 16px;
}

.section-title {
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--dark-gray);
  max-width: 580px;
  margin-bottom: 56px;
}

.section-header {
  margin-bottom: 56px;
}

.section-header.centered {
  text-align: center;
}

.section-header.centered .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   ABOUT PREVIEW (Home)
   ============================================ */
.about-preview {
  background: var(--off-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

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

.about-image-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.about-image-main img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.about-image-accent {
  position: absolute;
  bottom: -30px;
  right: -30px;
  width: 200px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--white);
}

.about-image-accent img {
  width: 100%;
  height: 140px;
  object-fit: cover;
}

.about-content .section-subtitle {
  margin-bottom: 32px;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 40px;
}

.about-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feature-icon {
  width: 44px;
  height: 44px;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.feature-text h4 {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--green-deep);
  margin-bottom: 4px;
}

.feature-text p {
  font-size: 0.88rem;
  margin: 0;
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-image-accent {
    right: 0;
    bottom: -20px;
  }
}

/* ============================================
   STATS / NUMBERS
   ============================================ */
.stats-section {
  background: var(--green-deep);
  padding: 70px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item {
  color: var(--white);
}

.stat-big {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--gold-light);
  display: block;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-desc {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.06em;
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

/* ============================================
   PRODUCTS PREVIEW (Home)
   ============================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--light-gray);
  transition: var(--transition);
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--green-pale);
}

.product-card-image {
  height: 200px;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 12px;
  transition: var(--transition-slow);
}

.product-card:hover .product-card-image img {
  transform: scale(1.05);
}

.product-card-body {
  padding: 24px;
}

.product-category {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--green-mid);
  margin-bottom: 8px;
}

.product-card-body h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.product-card-body p {
  font-size: 0.88rem;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green-main);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.product-link::after {
  content: '→';
  transition: var(--transition);
}

.product-card:hover .product-link::after {
  transform: translateX(4px);
}

@media (max-width: 900px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   WHY US / VALUES
   ============================================ */
.why-us {
  background: var(--off-white);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.why-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  text-align: center;
  border: 1px solid var(--light-gray);
  transition: var(--transition);
}

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

.why-icon {
  width: 64px;
  height: 64px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 20px;
}

.why-card h3 {
  font-size: 1.05rem;
  margin-bottom: 12px;
}

.why-card p {
  font-size: 0.88rem;
}

@media (max-width: 900px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .why-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  background: linear-gradient(135deg, var(--green-deep) 0%, var(--green-main) 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
  pointer-events: none;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta-section p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  margin-bottom: 40px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   FOOTER
   ============================================ */
#footer {
  background: var(--black);
  color: var(--white);
  padding: 70px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo-name {
  color: var(--white);
  font-size: 1.6rem;
}

.footer-brand .logo-tagline {
  color: var(--green-light);
}

.footer-brand p {
  color: rgba(255,255,255,0.55);
  font-size: 0.9rem;
  margin-top: 16px;
  margin-bottom: 24px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
}

.social-link:hover {
  background: var(--green-main);
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  transition: var(--transition);
}

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

.footer-contact-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.footer-contact-item span:first-child {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item a,
.footer-contact-item p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  margin: 0;
  transition: var(--transition);
}

.footer-contact-item a:hover {
  color: var(--green-light);
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
  margin: 0;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 540px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.fade-in:nth-child(1) { transition-delay: 0.05s; }
.fade-in:nth-child(2) { transition-delay: 0.15s; }
.fade-in:nth-child(3) { transition-delay: 0.25s; }
.fade-in:nth-child(4) { transition-delay: 0.35s; }

#footer .logo-img {
  height: 52px;
  /* Footer koyu zemin için logoyu beyaza çevir */
  filter: brightness(0) invert(1);
}
.page-hero {
  background: linear-gradient(135deg, var(--green-deep) 0%, var(--green-main) 100%);
  padding: calc(var(--header-h) + 60px) 0 80px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}

.page-hero h1 {
  color: var(--white);
  margin-bottom: 12px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
}

.breadcrumb a {
  color: rgba(255,255,255,0.65);
  transition: var(--transition);
}

.breadcrumb a:hover {
  color: var(--white);
}

.breadcrumb span {
  color: rgba(255,255,255,0.4);
}

/* ============================================
   BREADCRUMB
   ============================================ */
[data-lang] {
  display: none;
}

[data-lang].lang-active {
  display: block;
}

span[data-lang].lang-active {
  display: inline;
}

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: var(--green-main);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  border: none;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 999;
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: all;
}

.scroll-top:hover {
  background: var(--green-deep);
  transform: translateY(-3px);
}

/* ============================================
   COUNTER ANIMATION
   ============================================ */
[data-target] {
  display: inline-block;
  transition: transform 0.1s ease;
}

.stat-big[data-target],
.stat-number[data-target] {
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

/* ============================================
   CTA PARALLAX BANNER
   ============================================ */
.cta-parallax {
  position: relative;
  padding: 110px 0;
  overflow: hidden;
  text-align: center;
  isolation: isolate;
}

/* Parallax arka plan katmanı */
.cta-parallax-bg {
  position: absolute;
  inset: -80px 0;          /* üst/alt fazla alan = parallax için boşluk */
  background-image: url('assets/banner.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  will-change: transform;
  z-index: 0;
}

/* Koyu yeşil gradient overlay */
.cta-parallax-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 40, 12, 0.78) 0%,
    rgba(30, 70, 32, 0.68) 100%
  );
  z-index: 1;
}

/* İçerik üstte kalır */
.cta-parallax-content {
  position: relative;
  z-index: 2;
}

.cta-parallax h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta-parallax p {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  margin-bottom: 40px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* Mobilde parallax kapat (performans) */
@media (max-width: 768px) {
  .cta-parallax-bg {
    inset: 0;
    background-attachment: scroll;
  }
}

/* ============================================
   LENATARIM STİLİ ÜRÜN KARTLARİ
   ============================================ */
.lena-products-section {
  padding: 100px 0;
  background: var(--white);
}

/* 3 sütun kare grid */
.lena-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Kart — dikey düzen: resim üstte, bilgi altta */
.lena-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  cursor: pointer;
  background: var(--white);
  border: 1px solid rgba(0,0,0,0.08);
  opacity: 0;
  transform: translateY(48px);
  transition: transform 0.55s cubic-bezier(0.25,0.46,0.45,0.94),
              box-shadow 0.35s ease;
}

/* Scroll ile görününce tetiklenir */
.lena-card.lena-visible {
  opacity: 1;
  transform: translateY(0);
}

.lena-card:hover {
  box-shadow: 0 20px 60px rgba(30,70,32,0.22);
  transform: translateY(-6px) !important;
}

/* Resim alanı — kare oran */
.lena-card-img {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
}

.lena-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.55s ease;
}

.lena-card:hover .lena-card-img img {
  transform: scale(1.07);
}

/* Bilgi alanı — resmin altı */
.lena-card-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 18px 16px 20px;
  background: var(--white);
  border-top: 1px solid rgba(0,0,0,0.06);
}

/* Placeholder (resim yokken) */
.lena-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  transition: transform 0.55s ease;
}

.lena-card:hover .lena-placeholder {
  transform: scale(1.07);
}

/* Overlay: alttan yükselen koyu katman */
.lena-card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 28px 20px;
  background: transparent;
  transition: background 0.35s ease;
}

.lena-card:hover .lena-card-overlay {
  background: transparent;
}

/* Başlık */
.lena-card-info h3 {
  color: #111;
  font-family: var(--font-display);
  font-size: clamp(0.85rem, 1.2vw, 1rem);
  font-weight: 700;
  text-align: center;
  letter-spacing: 0.04em;
  margin: 0;
  text-shadow: none;
}

/* İncele butonu — her zaman görünür */
.lena-incele {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #111;
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 9px 22px;
  border-radius: 100px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 1;
  transform: none;
  transition: background 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.lena-card:hover .lena-incele {
  opacity: 1;
  transform: none;
}

.lena-incele:hover {
  background: #333;
  color: var(--white);
}

/* Mobil */
@media (max-width: 900px) {
  .lena-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

@media (max-width: 540px) {
  .lena-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .lena-card {
    aspect-ratio: 4 / 3;
  }
}

/* ============================================
   MEGA MENU - ÜRÜNLER
   ============================================ */
.has-mega > a::after {
  content: ' ▾';
  font-size: 0.7rem;
}

.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--white);
  border-top: 3px solid var(--green-main);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: 0 20px 60px rgba(0,0,0,0.12);
  padding: 32px 36px;
  display: grid;
  grid-template-columns: repeat(4, 200px);
  gap: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
  transform: translateX(-50%) translateY(8px);
  z-index: 2000;
  min-width: 840px;
}

.has-mega:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

/* Sütun */
.mega-col {
  padding: 0 24px 0 0;
  border-right: 1px solid var(--light-gray);
}
.mega-col:last-child {
  border-right: none;
  padding-right: 0;
}
.mega-col:not(:first-child) {
  padding-left: 24px;
}

/* Sütun başlığı */
.mega-col-title {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green-deep);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--green-pale);
  display: block;
}

/* Linkler */
.mega-col a {
  display: block;
  font-size: 0.84rem;
  color: var(--dark-gray);
  padding: 7px 0;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mega-col a:hover {
  color: var(--green-main);
  padding-left: 6px;
}

/* Nav item konumlandırma */
.nav-menu li {
  position: relative;
}

/* Mobilde mega menü */
@media (max-width: 900px) {
  .mega-menu {
    position: static;
    transform: none;
    grid-template-columns: 1fr;
    min-width: unset;
    box-shadow: none;
    border: none;
    border-left: 3px solid var(--green-pale);
    border-radius: 0;
    padding: 12px 0 12px 16px;
    opacity: 1;
    visibility: hidden;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, visibility 0.4s ease;
    display: block;
  }
  .has-mega.mobile-open .mega-menu {
    visibility: visible;
    max-height: 2000px;
  }
  .mega-col {
    border-right: none;
    padding: 0;
    margin-bottom: 16px;
  }
  .has-mega > a::after { content: ' ▾'; }
  .has-mega.mobile-open > a::after { content: ' ▴'; }
}

/* ============================================
   WHATSAPP FLOAT BUTONU
   ============================================ */
.wa-float {
  position: fixed;
  bottom: 88px;
  right: 32px;
  width: 52px;
  height: 52px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  z-index: 9999;
  transition: all 0.3s ease;
  animation: wa-pulse 2.5s ease infinite;
}

.wa-float:hover {
  background: #128C7E;
  transform: scale(1.12);
  box-shadow: 0 8px 28px rgba(37,211,102,0.55);
}

@keyframes wa-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
  70%  { box-shadow: 0 0 0 12px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}