/* ═══════════════════════════════════════════════════
   ECEM REKLAM – Ana Stil Dosyası
   Modern, Responsive, Türkçe Kurumsal Web Sitesi
   ═══════════════════════════════════════════════════ */

/* ── CSS Değişkenleri ── */
:root {
  --primary:       #e05260;
  --primary-dark:  #c73d4f;
  --primary-light: #f47f8b;
  --secondary:     #3a6fa8;
  --secondary-light: #5e96cc;
  --accent:        #f4a261;
  --text-dark:     #2d3748;
  --text-mid:      #5a6a85;
  --text-light:    #8a9ab5;
  --bg-light:      #f0f4f9;
  --bg-white:      #ffffff;
  --bg-soft:       #e8eef7;
  --border:        #dce5f0;
  --shadow-sm:     0 2px 8px rgba(58,111,168,.08);
  --shadow-md:     0 8px 30px rgba(58,111,168,.13);
  --shadow-lg:     0 20px 60px rgba(58,111,168,.18);
  --radius:        14px;
  --radius-lg:     22px;
  --transition:    .3s cubic-bezier(.4,0,.2,1);
  --font-main:     'Inter', sans-serif;
  --font-heading:  'Poppins', sans-serif;
}

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

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

body {
  font-family: var(--font-main);
  color: var(--text-dark);
  background: var(--bg-white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a  { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  line-height: 1.25;
  font-weight: 700;
  color: var(--text-dark);
}

/* ── Container ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Gradient Text ── */
.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Sections ── */
.section { padding: 90px 0; }
.section-light { background: var(--bg-light); }
.section-dark  { background: linear-gradient(135deg, #dce8f7 0%, #c8dbf0 100%); }

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.section-header h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin: .75rem 0 1rem; }
.section-header p  { color: var(--text-light); max-width: 560px; margin: 0 auto; font-size: 1.05rem; }

.section-badge {
  display: inline-block;
  background: linear-gradient(135deg, rgba(230,57,70,.12), rgba(244,162,97,.12));
  color: var(--primary);
  border: 1px solid rgba(230,57,70,.25);
  border-radius: 50px;
  padding: .4rem 1.2rem;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.badge-light {
  background: rgba(58,111,168,.12);
  color: var(--secondary);
  border-color: rgba(58,111,168,.25);
}
.text-white   { color: var(--text-dark) !important; }
.text-white-70 { color: var(--text-mid) !important; }

/* ════════════════════════════
   NAVBAR
   ════════════════════════════ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.1rem 0;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(58,111,168,.1);
  transition: var(--transition);
}
#navbar.scrolled {
  background: rgba(255,255,255,.98);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow-sm);
  padding: .75rem 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: var(--secondary);
  transition: var(--transition);
}
#navbar.scrolled .logo { color: var(--secondary); }
.logo:hover { opacity: .85; }

.logo-icon {
  width: 46px; height: 46px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 12px;
  display: grid; place-items: center;
  color: #fff;
  font-size: 1.3rem;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(230,57,70,.4);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-main { font-family: var(--font-heading); font-weight: 700; font-size: 1.15rem; }
.logo-sub  { font-size: .7rem; opacity: .75; letter-spacing: .04em; }

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: .25rem;
}
.nav-link {
  color: var(--text-mid);
  font-size: .92rem;
  font-weight: 500;
  padding: .5rem .9rem;
  border-radius: 8px;
  transition: var(--transition);
}
#navbar.scrolled .nav-link { color: var(--text-mid); }
.nav-link:hover { background: var(--bg-soft); color: var(--primary); }
#navbar.scrolled .nav-link:hover { background: var(--bg-light); color: var(--primary); }

.nav-cta {
  background: var(--primary) !important;
  color: #fff !important;
  border-radius: 8px;
  padding: .5rem 1.2rem !important;
  margin-left: .5rem;
}
.nav-cta:hover { background: var(--primary-dark) !important; transform: translateY(-1px); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .4rem;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 26px; height: 2.5px;
  background: var(--secondary);
  border-radius: 4px;
  transition: var(--transition);
}
#navbar.scrolled .hamburger span { background: var(--text-dark); }
.hamburger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ════════════════════════════
   HERO
   ════════════════════════════ */
#hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #e8f0fa 0%, #d4e4f5 50%, #c2d7ef 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 90px;
}

/* Background shapes */
.hero-bg-shapes { position: absolute; inset: 0; pointer-events: none; }
.shape {
  position: absolute;
  border-radius: 50%;
  opacity: .18;
  background: var(--secondary-light);
  filter: blur(80px);
}
.shape-1 { width: 600px; height: 600px; top: -200px; right: -200px; background: #a8c8f0; }
.shape-2 { width: 400px; height: 400px; bottom: -100px; left: -150px; background: #f4c2a1; }
.shape-3 { width: 300px; height: 300px; top: 40%; left: 30%; background: #b8d4f0; }

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding-top: 3rem;
  padding-bottom: 6rem;
  position: relative;
  z-index: 1;
}

/* Hero text */
.hero-text { color: var(--text-dark); }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(224,82,96,.12);
  border: 1px solid rgba(224,82,96,.3);
  color: var(--primary);
  padding: .45rem 1rem;
  border-radius: 50px;
  font-size: .83rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.hero-badge i { color: var(--accent); }

.hero-text h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  color: var(--text-dark);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}
.hero-desc {
  color: var(--text-mid);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 480px;
}
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3rem; }

/* Stats */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.stat span { font-size: 1.3rem; color: var(--primary); }
.stat-label {
  display: block;
  font-size: .78rem;
  color: var(--text-light);
  margin-top: .25rem;
  letter-spacing: .04em;
}
.stat-divider {
  width: 1px; height: 44px;
  background: var(--border);
}

/* Hero visual */
.hero-visual { position: relative; }
.hero-card-stack { position: relative; height: 420px; }

.hero-main-card {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.9);
  border-radius: 24px;
  width: 220px; height: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-dark);
  box-shadow: var(--shadow-lg);
  z-index: 2;
}
.hero-main-icon {
  width: 70px; height: 70px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 18px;
  display: grid; place-items: center;
  font-size: 2rem;
  color: #fff;
  margin-bottom: 1rem;
  box-shadow: 0 8px 20px rgba(224,82,96,.35);
}
.hero-main-card p { color: var(--text-mid); font-size: .9rem; line-height: 1.5; }
.hero-main-card strong { color: var(--text-dark); }

.hero-card {
  position: absolute;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.95);
  border-radius: 16px;
  padding: 1rem 1.3rem;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: .75rem;
  font-weight: 600;
  font-size: .88rem;
  box-shadow: var(--shadow-md);
  white-space: nowrap;
  animation: floatCard 4s ease-in-out infinite;
}
.hero-card i { font-size: 1.3rem; color: var(--primary); }
.hero-card-1 { top: 30px;  left: 10px;  animation-delay: 0s; }
.hero-card-2 { top: 40px;  right: 10px; animation-delay: 1s; }
.hero-card-3 { bottom: 40px; right: 20px; animation-delay: 2s; }

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

/* Scroll hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.hero-scroll-hint a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .4rem;
  color: var(--text-light);
  font-size: .78rem;
  letter-spacing: .06em;
}
.hero-scroll-hint a:hover { color: var(--primary); }

.bounce {
  animation: bounceDown 1.8s ease-in-out infinite;
}
@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(6px); }
}

/* ════════════════════════════
   BUTTONS
   ════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .85rem 1.8rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: .95rem;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 4px 16px rgba(230,57,70,.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(230,57,70,.45);
}
.btn-outline {
  background: transparent;
  color: var(--secondary);
  border: 2px solid var(--secondary-light);
}
.btn-outline:hover {
  background: var(--secondary);
  color: #fff;
  border-color: var(--secondary);
  transform: translateY(-2px);
}
.btn-white {
  background: #fff;
  color: var(--primary);
  font-weight: 700;
}
.btn-white:hover { background: #f0f0f5; transform: translateY(-2px); }
.btn-outline-white {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,.6);
}
.btn-outline-white:hover { background: rgba(255,255,255,.15); transform: translateY(-2px); }
.btn-full { width: 100%; justify-content: center; }

/* ════════════════════════════
   SERVICES
   ════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.service-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c, var(--primary)), transparent);
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 58px; height: 58px;
  background: rgba(255,255,255,.85);
  border-radius: 16px;
  display: grid; place-items: center;
  font-size: 1.5rem;
  color: var(--c, var(--primary));
  margin-bottom: 1.25rem;
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.service-card h3 { font-size: 1.15rem; margin-bottom: .75rem; }
.service-card p  { color: var(--text-mid); font-size: .92rem; margin-bottom: 1.25rem; }

.service-list {
  display: flex;
  flex-direction: column;
  gap: .45rem;
}
.service-list li {
  display: flex;
  align-items: center;
  gap: .55rem;
  font-size: .88rem;
  color: var(--text-mid);
}
.service-list li i {
  color: #27ae60;
  font-size: .8rem;
  flex-shrink: 0;
}

/* ════════════════════════════
   PRODUCTS
   ════════════════════════════ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.product-card {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem 1.25rem;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}
.product-card:hover {
  background: var(--bg-light);
  border-color: var(--primary-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.product-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 14px;
  display: grid; place-items: center;
  font-size: 1.5rem;
  color: #fff;
  margin: 0 auto 1rem;
  box-shadow: 0 4px 14px rgba(224,82,96,.28);
}
.product-card h4 { color: var(--text-dark); font-size: 1rem; margin-bottom: .45rem; }
.product-card p  { color: var(--text-light); font-size: .82rem; }

/* ════════════════════════════
   ABOUT
   ════════════════════════════ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-img-block {
  position: relative;
}
.about-grid-imgs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.about-img-box {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  display: grid;
  place-items: center;
  font-size: 2.5rem;
  transition: var(--transition);
}
.about-img-box:hover { transform: scale(1.04); }
.img-box-1 { background: linear-gradient(135deg, #e74c3c22, #e74c3c11); color: #e74c3c; border: 1.5px solid #e74c3c30; }
.img-box-2 { background: linear-gradient(135deg, #e67e2222, #e67e2211); color: #e67e22; border: 1.5px solid #e67e2230; }
.img-box-3 { background: linear-gradient(135deg, #27ae6022, #27ae6011); color: #27ae60; border: 1.5px solid #27ae6030; }
.img-box-4 { background: linear-gradient(135deg, #2980b922, #2980b911); color: #2980b9; border: 1.5px solid #2980b930; }

.about-badge-float {
  position: absolute;
  top: -20px; right: -20px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: 16px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: .75rem;
  box-shadow: 0 8px 24px rgba(230,57,70,.4);
  z-index: 2;
  font-size: 1.5rem;
}
.about-badge-float i { font-size: 1.6rem; }
.about-badge-float strong { display: block; font-size: .95rem; line-height: 1; }
.about-badge-float span  { font-size: .75rem; opacity: .85; }

.about-text { }
.about-text h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: .75rem 0 1.25rem; }
.about-text p  { color: var(--text-mid); margin-bottom: 1rem; font-size: .97rem; }

.about-features {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-top: 1.5rem;
}
.about-feature {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .95rem;
  color: var(--text-mid);
}
.about-feature i { color: #27ae60; font-size: 1rem; flex-shrink: 0; }

/* ════════════════════════════
   WHY US
   ════════════════════════════ */
.why-us {
  background: linear-gradient(135deg, #eaf1fb 0%, #dae8f7 100%);
  padding: 80px 0;
}
.why-us .section-header h2 { color: var(--text-dark); }
.why-us .section-header p  { color: var(--text-mid); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.why-card {
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.why-card:hover {
  background: var(--bg-white);
  transform: translateY(-5px);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
}
.why-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 16px;
  display: grid; place-items: center;
  font-size: 1.5rem;
  color: #fff;
  margin: 0 auto 1.25rem;
  box-shadow: 0 6px 16px rgba(224,82,96,.3);
}
.why-card h4 { color: var(--text-dark); font-size: 1.05rem; margin-bottom: .65rem; }
.why-card p  { color: var(--text-mid); font-size: .88rem; line-height: 1.65; }

/* ════════════════════════════
   TESTIMONIALS
   ════════════════════════════ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.testimonial-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.stars { color: #f59e0b; margin-bottom: 1rem; font-size: .95rem; }
.testimonial-card p { color: var(--text-mid); font-size: .92rem; line-height: 1.7; margin-bottom: 1.5rem; font-style: italic; }

.testimonial-author {
  display: flex;
  align-items: center;
  gap: .9rem;
}
.author-avatar {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 50%;
  display: grid; place-items: center;
  color: #fff;
  font-size: 1rem;
  flex-shrink: 0;
}
.testimonial-author strong { display: block; font-size: .95rem; margin-bottom: .15rem; }
.testimonial-author span  { font-size: .82rem; color: var(--text-light); }

/* ════════════════════════════
   CTA BAND
   ════════════════════════════ */
.cta-band {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
  padding: 4.5rem 0;
}
.cta-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-content h2 { color: #fff; font-size: clamp(1.4rem, 2.5vw, 2rem); }
.cta-content p  { color: rgba(255,255,255,.85); margin-top: .4rem; }
.cta-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ════════════════════════════
   CONTACT
   ════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-form-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.contact-form-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  gap: .6rem;
  color: var(--text-dark);
}
.contact-form-card h3 i { color: var(--primary); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: .45rem; margin-bottom: 1.1rem; }
.form-group label { font-size: .88rem; font-weight: 600; color: var(--text-mid); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: .8rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-family: var(--font-main);
  font-size: .93rem;
  color: var(--text-dark);
  background: var(--bg-light);
  transition: var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(230,57,70,.1);
}
.form-group textarea { resize: vertical; }

.form-error {
  font-size: .8rem;
  color: var(--primary);
  min-height: 1rem;
  display: block;
}
.form-success {
  background: linear-gradient(135deg, #d4edda, #c3e6cb);
  border: 1px solid #b1dfbb;
  color: #155724;
  padding: 1rem 1.25rem;
  border-radius: 10px;
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: .6rem;
  font-weight: 500;
}
.form-success.hidden { display: none; }

/* Contact info */
.contact-info-col { display: flex; flex-direction: column; gap: 1.5rem; }
.contact-info-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.ci-icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, rgba(230,57,70,.12), rgba(230,57,70,.06));
  border-radius: 10px;
  display: grid; place-items: center;
  color: var(--primary);
  font-size: 1rem;
  flex-shrink: 0;
  border: 1px solid rgba(230,57,70,.15);
}
.contact-info-item strong { display: block; font-size: .88rem; color: var(--text-dark); margin-bottom: .25rem; }
.contact-info-item p,
.contact-info-item a { color: var(--text-mid); font-size: .9rem; line-height: 1.5; }
.contact-info-item a:hover { color: var(--primary); }

.social-section h4 { font-size: 1rem; margin-bottom: .9rem; color: var(--text-dark); }
.social-links { display: flex; gap: .7rem; flex-wrap: wrap; }
.social-btn {
  width: 42px; height: 42px;
  border-radius: 10px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  display: grid; place-items: center;
  font-size: 1rem;
  color: var(--text-mid);
  transition: var(--transition);
}
.social-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-2px); }
.social-btn-sm { width: 36px; height: 36px; font-size: .9rem; }

/* ════════════════════════════
   FOOTER
   ════════════════════════════ */
.footer { background: #1e3a5f; }
.footer-top { padding: 5rem 0 3rem; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr 1.5fr;
  gap: 2.5rem;
}

.footer-brand .logo-main { color: #fff; }
.footer-brand .logo-sub  { color: rgba(255,255,255,.65); }
.footer-brand p { color: rgba(255,255,255,.65); font-size: .88rem; margin-top: 1.2rem; line-height: 1.7; max-width: 280px; }

.footer-links-col h5,
.footer-contact-col h5 {
  color: #fff;
  font-size: .95rem;
  margin-bottom: 1.2rem;
  padding-bottom: .7rem;
  border-bottom: 1px solid rgba(255,255,255,.15);
}
.footer-links-col ul li {
  margin-bottom: .65rem;
}
.footer-links-col ul li a {
  color: rgba(255,255,255,.7);
  font-size: .88rem;
  transition: var(--transition);
}
.footer-links-col ul li a:hover { color: #fff; padding-left: .3rem; }

.footer-contact-list { display: flex; flex-direction: column; gap: .9rem; }
.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  color: rgba(255,255,255,.7);
  font-size: .88rem;
  line-height: 1.5;
}
.footer-contact-list li i { color: #a8cef0; margin-top: .15rem; flex-shrink: 0; width: 14px; }
.footer-contact-list li a { color: rgba(255,255,255,.7); }
.footer-contact-list li a:hover { color: #fff; }

.footer-bottom {
  padding: 1.5rem 0;
  display: flex;
  justify-content: center;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .75rem;
}
.footer-bottom p { color: rgba(255,255,255,.5); font-size: .8rem; }

/* ════════════════════════════
   FLOATING ELEMENTS
   ════════════════════════════ */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 58px; height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 1.75rem;
  color: #fff;
  box-shadow: 0 6px 20px rgba(37,211,102,.45);
  z-index: 999;
  transition: var(--transition);
}
.whatsapp-float:hover {
  background: #1da851;
  transform: scale(1.1);
  box-shadow: 0 10px 28px rgba(37,211,102,.55);
}
.wa-tooltip {
  position: absolute;
  right: 70px;
  background: #fff;
  color: var(--text-dark);
  font-size: .8rem;
  font-weight: 600;
  padding: .45rem .9rem;
  border-radius: 8px;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}
.whatsapp-float:hover .wa-tooltip { opacity: 1; }

.back-to-top {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  width: 46px; height: 46px;
  background: var(--secondary);
  color: #fff;
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 16px rgba(58,111,168,.4);
  z-index: 999;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition);
  pointer-events: none;
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover { background: var(--primary); transform: translateY(-3px); }

/* ════════════════════════════
   RESPONSIVE – TABLET (≤ 1024px)
   ════════════════════════════ */
@media (max-width: 1024px) {
  .services-grid  { grid-template-columns: repeat(2, 1fr); }
  .products-grid  { grid-template-columns: repeat(4, 1fr); }
  .why-grid       { grid-template-columns: repeat(2, 1fr); }
  .about-grid     { gap: 2.5rem; }
  .footer-grid    { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .hero-card-stack { height: 340px; }
}

/* ════════════════════════════
   RESPONSIVE – MOBILE (≤ 768px)
   ════════════════════════════ */
@media (max-width: 768px) {
  .hamburger { display: flex; }

  .nav-links {
    position: fixed;
    top: 0; left: 0; right: 0;
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 6rem 2rem 3rem;
    gap: .5rem;
    transform: translateX(100%);
    transition: transform .35s cubic-bezier(.4,0,.2,1);
    z-index: 999;
    height: 100vh;
    align-items: flex-start;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-link { color: var(--text-mid) !important; font-size: 1.1rem; padding: .85rem 1rem; width: 100%; }
  .nav-link:hover { background: var(--bg-light) !important; color: var(--primary) !important; }
  .nav-cta { background: var(--primary) !important; color: #fff !important; }

  .hero-content { grid-template-columns: 1fr; text-align: center; padding-bottom: 4rem; }
  .hero-visual  { display: none; }
  .hero-desc    { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-stats   { justify-content: center; }

  .services-grid       { grid-template-columns: 1fr; }
  .products-grid       { grid-template-columns: repeat(2, 1fr); }
  .why-grid            { grid-template-columns: 1fr; }
  .testimonials-grid   { grid-template-columns: 1fr; }
  .about-grid          { grid-template-columns: 1fr; }
  .about-badge-float   { display: none; }
  .contact-grid        { grid-template-columns: 1fr; }
  .form-row            { grid-template-columns: 1fr; }
  .cta-content         { flex-direction: column; text-align: center; }
  .footer-grid         { grid-template-columns: 1fr; }
  .footer-bottom .container { flex-direction: column; text-align: center; }

  .section { padding: 60px 0; }
}

@media (max-width: 480px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stats    { flex-direction: column; gap: 1rem; }
  .stat-divider  { display: none; }
}

/* ════════════════════════════
   UTILITIES & ANIMATIONS
   ════════════════════════════ */
.hidden { display: none !important; }

[data-aos] { transition-property: opacity, transform; }

/* Smooth accent on service icon fallback */
.service-icon { --c: var(--primary); }