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

:root {
  --primary: #1a3a5c;
  --primary-light: #2563a8;
  --secondary: #c8a44a;
  --accent: #e8f4f8;
  --dark: #0f2236;
  --gray: #6b7280;
  --light-gray: #f3f4f6;
  --white: #ffffff;
  --text: #1f2937;
  --border: #e5e7eb;
  --shadow: 0 4px 24px rgba(26,58,92,0.10);
  --shadow-lg: 0 12px 48px rgba(26,58,92,0.16);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', 'Segoe UI', sans-serif;
}

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

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

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 96px 0; }
.section-pad-sm { padding: 64px 0; }

/* ===== TYPOGRAPHY ===== */
.section-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(200,164,74,0.12); color: var(--secondary);
  font-size: 13px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase;
  padding: 6px 16px; border-radius: 50px; margin-bottom: 16px;
}
.section-tag::before {
  content: ''; width: 6px; height: 6px; background: var(--secondary); border-radius: 50%;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800; color: var(--primary); line-height: 1.2;
  margin-bottom: 16px;
}
.section-title span { color: var(--secondary); }

.section-desc {
  font-size: 17px; color: var(--gray); max-width: 600px;
  line-height: 1.8;
}

.text-center { text-align: center; }
.text-center .section-desc { margin: 0 auto; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px; border-radius: 50px; font-size: 15px;
  font-weight: 600; cursor: pointer; border: 2px solid transparent;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--primary); color: var(--white);
}
.btn-primary:hover {
  background: var(--primary-light); transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,99,168,0.35);
}
.btn-secondary {
  background: var(--secondary); color: var(--white);
}
.btn-secondary:hover {
  background: #b8943a; transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,164,74,0.35);
}
.btn-outline {
  background: transparent; color: var(--primary); border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary); color: var(--white); transform: translateY(-2px);
}
.btn-white {
  background: var(--white); color: var(--primary);
}
.btn-white:hover {
  background: var(--accent); transform: translateY(-2px);
}
.btn-lg { padding: 18px 40px; font-size: 16px; }
.btn-sm { padding: 10px 22px; font-size: 14px; }

/* ===== HEADER / NAV ===== */
#header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: var(--transition);
  padding: 0;
}
#header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(26,58,92,0.10);
}
#header .nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0; transition: var(--transition);
}
#header.scrolled .nav-inner { padding: 12px 0; }

.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon {
  width: 44px; height: 44px; background: var(--primary);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
}
.logo-icon svg { width: 24px; height: 24px; fill: var(--white); }
.logo-text { display: flex; flex-direction: column; }
.logo-name {
  font-size: 18px; font-weight: 800; color: var(--white); line-height: 1;
  transition: var(--transition);
}
#header.scrolled .logo-name { color: var(--primary); }
.logo-sub {
  font-size: 11px; font-weight: 500; color: rgba(255,255,255,0.7);
  letter-spacing: 1px; text-transform: uppercase; transition: var(--transition);
}
#header.scrolled .logo-sub { color: var(--gray); }

.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
  padding: 8px 16px; border-radius: 8px; font-size: 14px; font-weight: 500;
  color: rgba(255,255,255,0.9); transition: var(--transition);
}
.nav-links a:hover { background: rgba(255,255,255,0.15); color: var(--white); }
#header.scrolled .nav-links a { color: var(--text); }
#header.scrolled .nav-links a:hover { background: var(--light-gray); color: var(--primary); }

.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-phone {
  display: flex; align-items: center; gap: 8px;
  color: rgba(255,255,255,0.9); font-size: 14px; font-weight: 600;
  transition: var(--transition);
}
.nav-phone i { font-size: 16px; color: var(--secondary); }
#header.scrolled .nav-phone { color: var(--text); }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--white); border-radius: 2px; transition: var(--transition);
}
#header.scrolled .hamburger span { background: var(--primary); }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* Mobile nav */
.mobile-nav {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: var(--white); z-index: 999; padding: 100px 32px 32px;
  flex-direction: column; gap: 8px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 14px 20px; border-radius: 12px; font-size: 16px; font-weight: 600;
  color: var(--text); border-bottom: 1px solid var(--border);
}
.mobile-nav a:hover { background: var(--accent); color: var(--primary); }

/* ===== HERO ===== */
#hero {
  min-height: 100vh; position: relative; overflow: hidden;
  display: flex; align-items: center;
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 60%, #1e5491 100%);
}
.hero-bg-shapes {
  position: absolute; inset: 0; overflow: hidden; pointer-events: none;
}
.hero-bg-shapes .shape {
  position: absolute; border-radius: 50%;
  background: rgba(255,255,255,0.04);
}
.hero-bg-shapes .shape-1 { width: 600px; height: 600px; top: -200px; right: -100px; }
.hero-bg-shapes .shape-2 { width: 400px; height: 400px; bottom: -100px; left: -100px; background: rgba(200,164,74,0.08); }
.hero-bg-shapes .shape-3 { width: 200px; height: 200px; top: 30%; left: 40%; }
.hero-grid-pattern {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
  padding: 120px 0 80px;
}
.hero-text {}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(200,164,74,0.20); color: var(--secondary);
  padding: 8px 20px; border-radius: 50px; font-size: 13px; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase; margin-bottom: 24px;
  border: 1px solid rgba(200,164,74,0.30);
}
.hero-badge::before {
  content: ''; width: 8px; height: 8px; background: var(--secondary);
  border-radius: 50%; animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100%{ opacity:1; transform:scale(1); }
  50%{ opacity:0.5; transform:scale(1.3); }
}

.hero-title {
  font-size: clamp(36px, 5vw, 58px); font-weight: 900;
  color: var(--white); line-height: 1.1; margin-bottom: 24px;
}
.hero-title span { color: var(--secondary); }
.hero-desc {
  font-size: 17px; color: rgba(255,255,255,0.80); line-height: 1.8;
  margin-bottom: 40px; max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 52px; }

.hero-stats { display: flex; gap: 40px; }
.stat-item { display: flex; flex-direction: column; }
.stat-number {
  font-size: 32px; font-weight: 900; color: var(--white); line-height: 1;
}
.stat-number span { color: var(--secondary); }
.stat-label { font-size: 13px; color: rgba(255,255,255,0.60); margin-top: 4px; }

/* Hero Visual */
.hero-visual {
  position: relative; display: flex; justify-content: center; align-items: center;
}
.hero-card-wrap {
  position: relative; width: 100%; max-width: 480px;
}
.hero-main-card {
  background: rgba(255,255,255,0.07); backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-lg);
  padding: 40px; color: var(--white);
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%,100%{ transform:translateY(0); }
  50%{ transform:translateY(-12px); }
}
.hero-card-icon {
  width: 72px; height: 72px; background: var(--secondary);
  border-radius: 16px; display: flex; align-items: center; justify-content: center;
  font-size: 32px; margin-bottom: 24px; color: var(--white);
}
.hero-card-title { font-size: 22px; font-weight: 700; margin-bottom: 16px; }
.hero-card-features { display: flex; flex-direction: column; gap: 12px; }
.hero-card-features li {
  display: flex; align-items: center; gap: 12px;
  font-size: 14px; color: rgba(255,255,255,0.85);
}
.hero-card-features li::before {
  content: '✓'; width: 22px; height: 22px; min-width: 22px;
  background: rgba(200,164,74,0.25); color: var(--secondary);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
}

.hero-floating-badge {
  position: absolute; background: var(--white); border-radius: 16px;
  padding: 14px 20px; display: flex; align-items: center; gap: 12px;
  box-shadow: var(--shadow-lg); animation: float 4s ease-in-out infinite;
}
.hero-floating-badge.badge-1 { bottom: -30px; left: -40px; animation-delay: 1s; }
.hero-floating-badge.badge-2 { top: -20px; right: -30px; animation-delay: 2s; }
.badge-icon { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 18px; }
.badge-icon.gold { background: rgba(200,164,74,0.15); color: var(--secondary); }
.badge-icon.blue { background: rgba(26,58,92,0.10); color: var(--primary); }
.badge-text strong { display: block; font-size: 14px; font-weight: 700; color: var(--text); }
.badge-text span { font-size: 12px; color: var(--gray); }

/* ===== SERVICES ===== */
#hizmetler { background: var(--light-gray); }
.services-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px; margin-top: 56px;
}
.service-card {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 40px 32px; transition: var(--transition);
  border: 1px solid var(--border); position: relative; overflow: hidden;
  cursor: pointer;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0); transform-origin: left; transition: var(--transition);
}
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 68px; height: 68px; background: var(--accent);
  border-radius: 16px; display: flex; align-items: center; justify-content: center;
  font-size: 28px; color: var(--primary); margin-bottom: 24px;
  transition: var(--transition);
}
.service-card:hover .service-icon {
  background: var(--primary); color: var(--white);
}
.service-title { font-size: 20px; font-weight: 700; color: var(--primary); margin-bottom: 12px; }
.service-desc { font-size: 15px; color: var(--gray); line-height: 1.7; margin-bottom: 24px; }
.service-link {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--primary); font-size: 14px; font-weight: 600;
}
.service-link i { font-size: 12px; transition: var(--transition); }
.service-card:hover .service-link i { transform: translateX(4px); }

/* ===== ABOUT ===== */
#hakkimizda { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-visual { position: relative; }
.about-main-img {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-lg); aspect-ratio: 4/5; background: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.about-img-placeholder {
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  color: var(--gray);
}
.about-img-placeholder i { font-size: 80px; color: var(--border); }
.about-badge-card {
  position: absolute; bottom: -24px; right: -24px;
  background: var(--primary); color: var(--white);
  border-radius: var(--radius); padding: 24px 28px;
  box-shadow: var(--shadow-lg);
}
.about-badge-card .number { font-size: 40px; font-weight: 900; color: var(--secondary); line-height: 1; }
.about-badge-card .label { font-size: 13px; color: rgba(255,255,255,0.75); margin-top: 4px; }

.about-text {}
.about-features { display: flex; flex-direction: column; gap: 16px; margin: 32px 0; }
.feature-item {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 20px; background: var(--light-gray); border-radius: var(--radius);
  transition: var(--transition);
}
.feature-item:hover { background: var(--accent); }
.feature-icon {
  width: 44px; height: 44px; min-width: 44px; background: var(--primary);
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 18px;
}
.feature-body h4 { font-size: 15px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.feature-body p { font-size: 14px; color: var(--gray); line-height: 1.6; }

/* ===== PRODUCTS SECTION ===== */
#urunler { background: var(--light-gray); }
.products-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px; margin-top: 56px;
}
.product-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06); transition: var(--transition);
  border: 1px solid var(--border);
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.product-img {
  height: 200px; background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 64px; color: var(--border); position: relative; overflow: hidden;
}
.product-body { padding: 24px; }
.product-title { font-size: 17px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.product-desc { font-size: 14px; color: var(--gray); line-height: 1.6; margin-bottom: 16px; }
.product-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.product-tag {
  font-size: 12px; font-weight: 500;
  background: var(--accent); color: var(--primary);
  padding: 4px 10px; border-radius: 50px;
}

/* ===== WHY US ===== */
#neden-biz {
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
  position: relative; overflow: hidden;
}
#neden-biz .section-title { color: var(--white); }
#neden-biz .section-desc { color: rgba(255,255,255,0.70); }
.why-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px; margin-top: 56px;
}
.why-card {
  background: rgba(255,255,255,0.07); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-lg); padding: 36px 28px;
  text-align: center; transition: var(--transition);
}
.why-card:hover { background: rgba(255,255,255,0.12); transform: translateY(-6px); }
.why-icon {
  width: 72px; height: 72px; background: rgba(200,164,74,0.15);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 28px; color: var(--secondary); margin: 0 auto 24px;
  border: 2px solid rgba(200,164,74,0.25);
}
.why-title { font-size: 18px; font-weight: 700; color: var(--white); margin-bottom: 12px; }
.why-desc { font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.7; }

/* ===== GALLERY ===== */
#galeri { background: var(--white); }
.gallery-filter {
  display: flex; gap: 12px; justify-content: center;
  flex-wrap: wrap; margin: 40px 0;
}
.filter-btn {
  padding: 10px 24px; border-radius: 50px; font-size: 14px; font-weight: 600;
  border: 2px solid var(--border); background: var(--white); color: var(--gray);
  cursor: pointer; transition: var(--transition);
}
.filter-btn.active, .filter-btn:hover {
  background: var(--primary); color: var(--white); border-color: var(--primary);
}
.gallery-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.gallery-item {
  aspect-ratio: 4/3; border-radius: var(--radius); overflow: hidden;
  position: relative; cursor: pointer; background: var(--light-gray);
  display: flex; align-items: center; justify-content: center;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.gallery-item:hover img { transform: scale(1.08); }
.gallery-placeholder {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--gray); font-size: 14px;
}
.gallery-placeholder i { font-size: 48px; color: var(--border); }
.gallery-overlay {
  position: absolute; inset: 0; background: rgba(26,58,92,0.85);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: var(--transition); color: var(--white); font-size: 24px;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }

/* ===== CONTACT ===== */
#iletisim { background: var(--light-gray); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 60px; margin-top: 56px; }
.contact-info {}
.contact-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 40px;
  box-shadow: var(--shadow); margin-bottom: 24px;
}
.contact-item {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 16px 0; border-bottom: 1px solid var(--border);
}
.contact-item:last-child { border-bottom: none; padding-bottom: 0; }
.contact-item-icon {
  width: 48px; height: 48px; min-width: 48px;
  background: var(--accent); border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary); font-size: 20px;
}
.contact-item-body label { font-size: 12px; color: var(--gray); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.contact-item-body a, .contact-item-body p {
  font-size: 16px; font-weight: 600; color: var(--text); margin-top: 2px;
}
.contact-item-body a:hover { color: var(--primary); }

.whatsapp-btn {
  display: flex; align-items: center; gap: 14px;
  background: #25D366; color: var(--white);
  border-radius: var(--radius); padding: 18px 24px;
  font-size: 16px; font-weight: 600; transition: var(--transition);
}
.whatsapp-btn:hover { background: #128C7E; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37,211,102,0.35); }
.whatsapp-btn i { font-size: 24px; }

.contact-form-wrap {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 48px; box-shadow: var(--shadow);
}
.contact-form-wrap h3 { font-size: 24px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.contact-form-wrap p { font-size: 15px; color: var(--gray); margin-bottom: 32px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 14px 16px; border: 2px solid var(--border);
  border-radius: var(--radius); font-size: 15px; color: var(--text);
  background: var(--white); transition: var(--transition); font-family: var(--font);
  outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 4px rgba(26,58,92,0.08);
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-group.full { grid-column: 1 / -1; }

.alert { padding: 14px 20px; border-radius: var(--radius); font-size: 15px; font-weight: 500; margin-bottom: 20px; }
.alert-success { background: #d1fae5; color: #065f46; border: 1px solid #a7f3d0; }
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }

/* ===== CTA BANNER ===== */
#cta {
  background: linear-gradient(135deg, var(--secondary) 0%, #b8943a 100%);
  padding: 80px 0; text-align: center;
}
#cta h2 { font-size: clamp(26px, 4vw, 40px); font-weight: 800; color: var(--white); margin-bottom: 16px; }
#cta p { font-size: 18px; color: rgba(255,255,255,0.85); margin-bottom: 40px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== FOOTER ===== */
#footer { background: var(--dark); color: rgba(255,255,255,0.75); padding: 80px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 60px; }
.footer-brand .logo-name { color: var(--white); }
.footer-brand .logo-sub { color: rgba(255,255,255,0.5); }
.footer-desc { font-size: 14px; line-height: 1.8; margin: 20px 0; color: rgba(255,255,255,0.60); }
.footer-social { display: flex; gap: 12px; margin-top: 24px; }
.social-link {
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.70); font-size: 16px; transition: var(--transition);
}
.social-link:hover { background: var(--secondary); color: var(--white); }

.footer-col h4 { font-size: 15px; font-weight: 700; color: var(--white); margin-bottom: 20px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.60); transition: var(--transition); }
.footer-links a:hover { color: var(--secondary); padding-left: 4px; }

.footer-contact-list { display: flex; flex-direction: column; gap: 14px; }
.footer-contact-item { display: flex; gap: 12px; align-items: flex-start; }
.footer-contact-item i { color: var(--secondary); font-size: 16px; margin-top: 2px; min-width: 16px; }
.footer-contact-item span { font-size: 14px; color: rgba(255,255,255,0.60); line-height: 1.5; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0; margin-top: 60px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.40); }

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 900;
  width: 60px; height: 60px; background: #25D366; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(37,211,102,0.45); color: var(--white);
  font-size: 28px; animation: float 3s ease-in-out infinite;
  transition: transform 0.2s;
}
.whatsapp-float:hover { transform: scale(1.1); }

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed; bottom: 100px; right: 28px; z-index: 900;
  width: 44px; height: 44px; background: var(--primary); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 18px; box-shadow: var(--shadow);
  opacity: 0; pointer-events: none; transition: var(--transition);
}
.back-to-top.visible { opacity: 1; pointer-events: all; }
.back-to-top:hover { background: var(--primary-light); transform: translateY(-3px); }

/* ===== LIGHTBOX ===== */
.lightbox-overlay {
  display: none; position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.92); align-items: center; justify-content: center;
}
.lightbox-overlay.open { display: flex; }
.lightbox-img { max-width: 90vw; max-height: 85vh; border-radius: var(--radius); }
.lightbox-close {
  position: fixed; top: 24px; right: 24px;
  width: 44px; height: 44px; background: rgba(255,255,255,0.10);
  border: none; color: var(--white); font-size: 22px; border-radius: 50%;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.lightbox-close:hover { background: rgba(255,255,255,0.25); }

/* ===== PAGE HEADER ===== */
.page-header {
  padding: 140px 0 60px;
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
  text-align: center;
}
.page-header h1 { font-size: clamp(28px, 4vw, 48px); font-weight: 800; color: var(--white); margin-bottom: 16px; }
.breadcrumb { display: flex; gap: 8px; justify-content: center; align-items: center; }
.breadcrumb a, .breadcrumb span { font-size: 14px; color: rgba(255,255,255,0.65); }
.breadcrumb a:hover { color: var(--secondary); }
.breadcrumb .sep { color: rgba(255,255,255,0.30); }

/* ===== SCROLL ANIMATIONS ===== */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in-left.visible { opacity: 1; transform: translateX(0); }
.fade-in-right { opacity: 0; transform: translateX(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in-right.visible { opacity: 1; transform: translateX(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-content { gap: 48px; }
  .about-grid { gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .section-pad { padding: 64px 0; }
  .nav-links, .nav-phone { display: none; }
  .hamburger { display: flex; }

  .hero-content { grid-template-columns: 1fr; gap: 48px; padding: 100px 0 60px; }
  .hero-visual { display: none; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }

  .about-grid { grid-template-columns: 1fr; }
  .about-visual { display: none; }

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

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { justify-content: center; text-align: center; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn-lg { padding: 16px 28px; }
  .hero-stats .stat-item { flex: 1; min-width: 120px; }
}