/* ==========================================
   İLHAN ÇELİK ENDÜSTRİYEL
   Ana Stil Dosyası
   
   RENK SİSTEMİ:
   Tüm renkler :root altında tanımlıdır.
   Değiştirmek için sadece bu değişkenleri güncelleyin.
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* === LOGOYA UYUMLU ANA RENKLER === */
  --primary-color: #6b8fa3;       /* logo mavisi */
  --primary-hover: #5a7d90;       /* hover */
  --primary-glow: rgba(107,143,163,0.24);
  --secondary-color: #a3adb8;     /* soğuk açık gri */
  --secondary-hover: #c0c7cf;

  /* === ARKA PLAN RENKLERİ === */
  --bg-primary: #0d1117;          /* ana arka plan */
  --bg-secondary: #161b22;        /* kartlar / bölümler */
  --bg-dark: #090d12;             /* footer */
  --bg-anthracite: #1f2630;       /* ekstra koyu ton */

  /* === YAZI RENKLERİ === */
  --text-primary: #f2f4f7;
  --text-secondary: #b5bec8;
  --text-muted: rgba(242,244,247,0.58);

  /* === KENAR RENKLERİ === */
  --border-color: rgba(255,255,255,0.08);
  --border-hover: rgba(107,143,163,0.28);

  /* === DİĞER === */
  --whatsapp-color: #25D366;
  --shadow-primary: 0 10px 30px rgba(107,143,163,0.16);
  --transition: all 0.3s ease;
  --radius: 18px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
}

body {
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

::selection {
  background-color: var(--primary-color);
  color: #ffffff;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--secondary-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-color); }

/* ==========================================
   LAYOUT
   ========================================== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.overline {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

/* ==========================================
   HEADER
   ========================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(13,17,23,0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 8px 30px rgba(0,0,0,0.35);
}

.header-topbar {
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 8px 0;
  font-size: 0.75rem;
}

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

.header-topbar .company-name {
  color: rgba(181,190,200,0.74);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.header-topbar .phone-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--secondary-color);
}

.header-topbar .phone-link:hover {
  color: var(--text-primary);
}

.header-main {
  padding: 16px 0;
}

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

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

.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.header-nav a {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  letter-spacing: 0.02em;
}

.header-nav a:hover {
  color: var(--text-primary);
}

.header-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
  transition: var(--transition);
}

.header-nav a:hover::after {
  width: 75%;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  background: var(--primary-color);
  color: var(--text-primary);
  padding: 10px 24px;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  border-radius: var(--radius);
}

.header-cta:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-primary);
}

/* Mobile menu toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
  font-size: 1.5rem;
}

.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(13,17,23,0.96);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 24px;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu a {
  display: block;
  padding: 12px 16px;
  color: var(--text-secondary);
  font-size: 1rem;
}

.mobile-menu a:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.03);
}

.mobile-menu .header-cta {
  display: block;
  text-align: center;
  margin-top: 8px;
}

/* ==========================================
   HERO
   ========================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(13,17,23,0.92) 0%, rgba(13,17,23,0.78) 45%, rgba(13,17,23,0.66) 100%),
    linear-gradient(180deg, rgba(9,13,18,0.18) 0%, rgba(9,13,18,0.5) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 720px;
  padding: 128px 0;
}

.hero h1 {
  font-size: clamp(2rem, 6vw, 3.75rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero h1 .accent {
  color: var(--primary-color);
  display: block;
}

.hero .hero-desc {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 560px;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-color);
  color: var(--text-primary);
  padding: 16px 32px;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-primary);
  border-radius: var(--radius);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(107,143,163,0.22);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--secondary-color);
  padding: 14px 32px;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 2px solid var(--secondary-color);
  cursor: pointer;
  transition: var(--transition);
  border-radius: var(--radius);
}

.btn-secondary:hover {
  background: var(--secondary-color);
  color: var(--bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(163,173,184,0.16);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(242,244,247,0.54);
  animation: bounce 2s infinite;
  z-index: 10;
  background: none;
  border: none;
  cursor: pointer;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

/* ==========================================
   ABOUT
   ========================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

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

.about-image-wrapper::before {
  content: '';
  position: absolute;
  inset: -16px;
  background: linear-gradient(135deg, rgba(107,143,163,0.16), rgba(255,255,255,0.03));
  border-radius: var(--radius);
  z-index: -1;
}

.about-image-wrapper img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radius);
}

.about-badge {
  position: absolute;
  bottom: 16px;
  left: 16px;
  background: rgba(13,17,23,0.88);
  border: 1px solid rgba(107,143,163,0.34);
  color: var(--text-primary);
  padding: 12px 24px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 8px;
  backdrop-filter: blur(10px);
}

.about-badge .year {
  font-size: 1.5rem;
  font-weight: 900;
}

.about-badge .label {
  font-size: 0.875rem;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.7;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
}

.about-feature i {
  color: var(--primary-color);
  font-size: 1rem;
  flex-shrink: 0;
}

.about-feature span {
  font-size: 0.875rem;
  color: var(--text-primary);
}

/* ==========================================
   SERVICES
   ========================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  padding: 32px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: default;
}

.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: 0 14px 36px rgba(0,0,0,0.22);
}

.service-card .icon-box {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(107,143,163,0.12);
  border: 1px solid rgba(107,143,163,0.2);
  border-radius: var(--radius);
  margin-bottom: 24px;
  transition: var(--transition);
}

.service-card:hover .icon-box {
  background: rgba(107,143,163,0.18);
}

.service-card .icon-box i {
  color: var(--primary-color);
  font-size: 1.25rem;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.service-card .card-link {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--secondary-color);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover .card-link {
  opacity: 1;
}

/* ==========================================
   WHY US
   ========================================== */
.why-grid {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 48px;
  align-items: start;
}

.why-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.why-card {
  padding: 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: var(--transition);
}

.why-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 12px 30px rgba(0,0,0,0.2);
}

.why-card .icon-box {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(107,143,163,0.12);
  border: 1px solid rgba(107,143,163,0.2);
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.why-card .icon-box i {
  color: var(--secondary-color);
}

.why-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.why-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.why-text p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==========================================
   STATS
   ========================================== */
.stats-section {
  background: linear-gradient(135deg, #111821 0%, #18222d 45%, #233342 100%);
  border-top: 1px solid rgba(107,143,163,0.14);
  border-bottom: 1px solid rgba(107,143,163,0.14);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.1;
  background: repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(0,0,0,0.1) 35px, rgba(0,0,0,0.1) 36px);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
  z-index: 1;
}

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

.stat-value {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: rgba(242,244,247,0.78);
  margin-top: 8px;
  letter-spacing: 0.03em;
}

/* ==========================================
   PRODUCTS
   ========================================== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  position: relative;
  padding: 32px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.product-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 14px 36px rgba(0,0,0,0.22);
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: linear-gradient(180deg, var(--primary-color), rgba(107,143,163,0.08));
  transition: var(--transition);
}

.product-card:hover::before {
  height: 100%;
}

.product-card .number {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 3rem;
  font-weight: 900;
  color: rgba(242,244,247,0.05);
  line-height: 1;
}

.product-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  position: relative;
}

.product-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  position: relative;
}

.product-card .card-link {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-color);
  position: relative;
}

.product-card .card-link i {
  transition: var(--transition);
}

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

/* ==========================================
   GALLERY
   ========================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.gallery-item:hover .overlay {
  background: rgba(0,0,0,0.4);
}

.gallery-item .overlay span {
  background: rgba(13,17,23,0.88);
  border: 1px solid rgba(107,143,163,0.3);
  color: var(--text-primary);
  padding: 8px 16px;
  font-size: 0.875rem;
  border-radius: var(--radius);
  opacity: 0;
  transition: var(--transition);
}

.gallery-item:hover .overlay span {
  opacity: 1;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.9);
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 2rem;
  cursor: pointer;
  transition: var(--transition);
}

.lightbox-close:hover {
  color: var(--primary-color);
}

/* ==========================================
   CONTACT
   ========================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 32px;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: var(--transition);
}

.contact-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 12px 30px rgba(0,0,0,0.18);
}

.contact-card .icon-box {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(107,143,163,0.12);
  border: 1px solid rgba(107,143,163,0.2);
  border-radius: var(--radius);
  flex-shrink: 0;
}

.contact-card .icon-box i {
  color: var(--primary-color);
}

.contact-card .label {
  font-size: 0.7rem;
  color: var(--secondary-color);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.contact-card .value {
  font-size: 0.9rem;
  color: var(--text-primary);
}

.contact-map {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  height: 220px;
  margin-top: 16px;
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* Contact Form */
.contact-form-wrapper {
  padding: 32px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
}

.contact-form-wrapper h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.contact-form-wrapper .form-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.7rem;
  color: var(--secondary-color);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 12px 16px;
  font-size: 0.875rem;
  font-family: inherit;
  border-radius: var(--radius);
  transition: var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(242,244,247,0.28);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--secondary-color);
}

.form-group textarea {
  resize: none;
  min-height: 120px;
}

.form-submit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-color);
  color: var(--text-primary);
  padding: 14px 32px;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-primary);
  border-radius: var(--radius);
  font-family: inherit;
}

.form-submit:hover {
  background: var(--primary-hover);
}

.form-message {
  margin-top: 16px;
  font-size: 0.875rem;
  display: none;
}

.form-message.success {
  display: block;
  color: #4caf50;
}

.form-message.error {
  display: block;
  color: #ff8a8a;
}

/* ==========================================
   FOOTER
   ========================================== */
.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding: 64px 0;
}

.footer-brand img {
  height: 48px;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}

.footer-col a,
.footer-col p {
  display: block;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.footer-col a:hover {
  color: var(--primary-color);
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.footer-contact-item i {
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 20px 0;
}

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

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: 24px;
}

.footer-social a {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: capitalize;
}

.footer-social a:hover {
  color: var(--text-primary);
}

/* ==========================================
   WHATSAPP BUTTON
   ========================================== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 56px;
  height: 56px;
  background: var(--whatsapp-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  background: #20bd5a;
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: white;
}

.whatsapp-float .pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--whatsapp-color);
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 0.4; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ==========================================
   ANIMATIONS
   ========================================== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
  opacity: 0;
  animation: fadeInUp 0.7s ease-out forwards;
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
  .header-nav { display: none; }
  .header-cta { display: none; }
  .mobile-toggle { display: block; }

  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-image-wrapper img { height: 350px; }

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

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

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

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

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

  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}

@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .header-topbar { display: none; }

  .hero-content { padding: 96px 0 64px; }
  .hero-buttons { flex-direction: column; }

  .about-features { grid-template-columns: 1fr; }
  .about-image-wrapper img { height: 280px; }

  .services-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .why-cards { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }

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

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom .container { flex-direction: column; gap: 16px; text-align: center; }
}