/* =========================================
   AQUA PUMP - Professional Website Styles
   ========================================= */

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

:root {
  --blue-dark:    #0a1628;
  --blue-mid:     #0d2447;
  --blue-prime:   #1a4a8a;
  --blue-light:   #2980d9;
  --blue-bright:  #3fa0f0;
  --red-prime:    #c0392b;
  --red-light:    #e74c3c;
  --red-warm:     #ff4444;
  --white:        #ffffff;
  --off-white:    #f0f4f8;
  --gray-light:   #e2e8f0;
  --gray:         #94a3b8;
  --text-dark:    #0f172a;
  --text-mid:     #334155;
  --gold:         #f59e0b;

  --shadow-sm:  0 2px 8px rgba(0,0,0,.08);
  --shadow-md:  0 8px 32px rgba(0,0,0,.12);
  --shadow-lg:  0 24px 64px rgba(0,0,0,.18);
  --shadow-blue: 0 8px 32px rgba(26,74,138,.35);

  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  40px;

  --transition: all .3s cubic-bezier(.4,0,.2,1);
  --transition-slow: all .6s cubic-bezier(.4,0,.2,1);
}

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

body {
  font-family: 'Cairo', sans-serif;
  background: var(--white);
  color: var(--text-dark);
  overflow-x: hidden;
  direction: rtl;
}

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--blue-dark); }
::-webkit-scrollbar-thumb { background: var(--blue-light); border-radius: 3px; }

/* ---- UTILITIES ---- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.text-gradient {
  background: linear-gradient(135deg, var(--blue-bright) 0%, var(--red-light) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, rgba(26,74,138,.12), rgba(192,57,43,.12));
  border: 1px solid rgba(26,74,138,.2);
  color: var(--blue-light);
  font-size: .85rem; font-weight: 700; letter-spacing: .05em;
  padding: 6px 16px; border-radius: 50px; margin-bottom: 16px;
}
.section-label::before { content: '▪'; color: var(--red-prime); }
.section-header { text-align: center; margin-bottom: 64px; }
.section-title { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.section-desc { font-size: 1.1rem; color: var(--text-mid); max-width: 600px; margin: 0 auto; }
.mt-2 { margin-top: 24px !important; }

/* ---- ANIMATIONS ---- */
@keyframes fadeUp { from { opacity:0; transform:translateY(40px); } to { opacity:1; transform:none; } }
@keyframes slideRight { from { opacity:0; transform:translateX(-50px); } to { opacity:1; transform:none; } }
@keyframes slideLeft { from { opacity:0; transform:translateX(50px); } to { opacity:1; transform:none; } }
@keyframes float { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-12px); } }
@keyframes pulse { 0%,100% { opacity:1; } 50% { opacity:.4; } }
@keyframes rotate { from { transform:rotate(0deg); } to { transform:rotate(360deg); } }
@keyframes ticker { from { transform:translateX(0); } to { transform:translateX(-50%); } }
@keyframes scrollBounce { 0%,100% { transform:translateY(0); } 50% { transform:translateY(12px); } }

.animate-fade-up { opacity: 0; animation: fadeUp .7s ease forwards; }
.animate-slide-right { opacity: 0; animation: slideRight .8s ease forwards; }
.animate-slide-left { opacity: 0; animation: slideLeft .8s ease forwards; }
.delay-1 { animation-delay: .1s; }
.delay-2 { animation-delay: .2s; }
.delay-3 { animation-delay: .3s; }
.delay-4 { animation-delay: .4s; }

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  background: linear-gradient(135deg, var(--blue-light), var(--blue-prime));
  color: var(--white);
  padding: 14px 32px; border-radius: 50px;
  font-family: 'Cairo', sans-serif; font-size: 1rem; font-weight: 700;
  text-decoration: none; border: none; cursor: pointer;
  box-shadow: 0 8px 24px rgba(26,74,138,.4);
  transition: var(--transition);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(26,74,138,.5); }
.btn-secondary {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; color: var(--white);
  padding: 13px 32px; border-radius: 50px;
  border: 2px solid rgba(255,255,255,.5);
  font-family: 'Cairo', sans-serif; font-size: 1rem; font-weight: 600;
  text-decoration: none; transition: var(--transition);
}
.btn-secondary:hover { background: rgba(255,255,255,.15); border-color: var(--white); }

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
  position: fixed; top: 0; right: 0; left: 0; z-index: 1000;
  padding: 12px 0;
  background: transparent;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(10, 22, 40, 0.97);
  backdrop-filter: blur(20px);
  box-shadow: 0 4px 32px rgba(0,0,0,.3);
  padding: 8px 0;
}
.nav-container {
  max-width: 1280px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; gap: 24px;
}
.nav-logo { flex-shrink: 0; text-decoration: none; }
.logo-img { height: 48px; object-fit: contain; filter: drop-shadow(0 2px 8px rgba(0,0,0,.3)); transition: var(--transition); }
.logo-img:hover { transform: scale(1.05); }
.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0 auto; }
.nav-link {
  display: block; padding: 8px 14px; border-radius: 8px;
  color: rgba(255,255,255,.85);
  font-size: .95rem; font-weight: 600; text-decoration: none;
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--white); background: rgba(255,255,255,.12); }
.nav-cta {
  display: flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--red-prime), var(--red-light));
  color: var(--white); padding: 10px 22px; border-radius: 50px;
  font-size: .9rem; font-weight: 700; text-decoration: none;
  box-shadow: 0 4px 16px rgba(192,57,43,.4);
  transition: var(--transition); white-space: nowrap;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(192,57,43,.5); }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: transparent; border: none; cursor: pointer; padding: 4px;
}
.hamburger span { display: block; width: 25px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }

/* =========================================
   HERO
   ========================================= */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg-img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(10,22,40,.92) 0%, rgba(13,36,71,.85) 50%, rgba(192,57,43,.3) 100%);
}
.hero-particles { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.particle {
  position: absolute; border-radius: 50%;
  background: rgba(63,160,240,.6);
  animation: float 4s ease-in-out infinite;
}
.hero-content {
  position: relative; z-index: 2;
  max-width: 1280px; margin: 0 auto; padding: 120px 24px 80px;
  width: 100%;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,.1); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.2);
  color: var(--white); font-size: .9rem; font-weight: 600;
  padding: 8px 20px; border-radius: 50px; margin-bottom: 24px;
}
.badge-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--red-light);
  animation: pulse 1.5s ease infinite;
}
.hero-title {
  display: flex; flex-direction: column;
  margin-bottom: 20px;
}
.title-line {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 900; color: var(--white); line-height: 1;
  text-shadow: 0 4px 24px rgba(0,0,0,.3);
}
.title-sub {
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  font-weight: 600;
  background: linear-gradient(135deg, var(--blue-bright), var(--red-light));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-top: 4px;
}
.hero-desc {
  font-size: clamp(1rem, 2vw, 1.2rem); line-height: 1.8;
  color: rgba(255,255,255,.8); margin-bottom: 40px; max-width: 620px;
}
.hero-stats {
  display: flex; align-items: center; gap: 32px;
  margin-bottom: 40px;
}
.stat-item { text-align: center; }
.stat-number {
  display: block;
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 900;
  background: linear-gradient(135deg, var(--blue-bright), var(--white));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.stat-plus { color: var(--red-light); font-size: 1.5rem; font-weight: 900; }
.stat-label { display: block; font-size: .85rem; color: rgba(255,255,255,.7); font-weight: 600; margin-top: 4px; }
.stat-divider { width: 1px; height: 50px; background: rgba(255,255,255,.2); }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-scroll-indicator {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  z-index: 2;
}
.scroll-dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: rgba(255,255,255,.7);
  animation: scrollBounce 2s ease infinite;
}

/* =========================================
   TICKER
   ========================================= */
.ticker-wrap {
  background: linear-gradient(135deg, var(--blue-mid), var(--blue-prime));
  padding: 14px 0; overflow: hidden; border-bottom: 2px solid rgba(255,255,255,.1);
}
.ticker-track {
  display: flex; white-space: nowrap;
  animation: ticker 30s linear infinite;
  color: rgba(255,255,255,.9); font-size: .95rem; font-weight: 600;
}
.ticker-track span { padding: 0 8px; }
.ticker-wrap:hover .ticker-track { animation-play-state: paused; }

/* =========================================
   ABOUT
   ========================================= */
.about { background: linear-gradient(180deg, var(--off-white) 0%, var(--white) 100%); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-images { position: relative; }
.about-img-main {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-img-main img { width: 100%; height: 400px; object-fit: cover; display: block; transition: transform .5s ease; }
.about-img-main:hover img { transform: scale(1.05); }
.about-img-badge {
  position: absolute; bottom: -24px; left: -24px;
  display: flex; align-items: center; gap: 12px;
  background: linear-gradient(135deg, var(--blue-prime), var(--blue-dark));
  color: var(--white); padding: 20px 24px; border-radius: var(--radius-md);
  box-shadow: var(--shadow-blue); border: 1px solid rgba(255,255,255,.1);
}
.badge-icon { font-size: 2rem; }
.badge-text strong { display: block; font-size: 1.1rem; font-weight: 800; }
.badge-text span { font-size: .85rem; color: rgba(255,255,255,.7); }
.about-content { padding: 20px 0; }
.about-text { color: var(--text-mid); line-height: 1.9; margin-bottom: 16px; font-size: 1.05rem; }
.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 24px 0; }
.feature-item {
  display: flex; align-items: flex-start; gap: 10px;
  background: var(--off-white); border-radius: var(--radius-sm);
  padding: 14px; border: 1px solid var(--gray-light);
  transition: var(--transition);
}
.feature-item:hover { background: var(--white); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.feature-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 2px; }
.feature-item strong { display: block; font-size: .9rem; font-weight: 700; color: var(--text-dark); }
.feature-item span { font-size: .8rem; color: var(--gray); }

/* =========================================
   PRODUCTS
   ========================================= */
.products { background: var(--blue-dark); }
.products .section-label { background: rgba(63,160,240,.15); border-color: rgba(63,160,240,.3); color: var(--blue-bright); }
.products .section-title { color: var(--white); }
.products .section-desc { color: rgba(255,255,255,.6); }

.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }

.product-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: var(--transition);
  position: relative;
}
.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(63,160,240,.4);
  box-shadow: 0 32px 64px rgba(0,0,0,.4), 0 0 0 1px rgba(63,160,240,.2);
}
.product-card.featured {
  border-color: rgba(231,76,60,.4);
  background: rgba(231,76,60,.05);
}
.product-card.featured:hover {
  border-color: var(--red-light);
  box-shadow: 0 32px 64px rgba(0,0,0,.4), 0 0 0 1px var(--red-light);
}

.product-image {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  padding: 30px; height: 220px;
  display: flex; align-items: center; justify-content: center;
}
.product-image img {
  max-height: 160px; max-width: 100%; object-fit: contain;
  transition: transform .5s ease;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,.4));
}
.product-card:hover .product-image img { transform: scale(1.08) translateY(-4px); }
.product-tag {
  position: absolute; top: 12px; right: 12px;
  background: linear-gradient(135deg, var(--blue-light), var(--blue-prime));
  color: var(--white); font-size: .75rem; font-weight: 700;
  padding: 4px 12px; border-radius: 50px;
}
.featured-tag { background: linear-gradient(135deg, var(--red-prime), var(--red-light)); }

.product-content { padding: 24px; }
.product-icon { font-size: 1.8rem; margin-bottom: 12px; }
.product-title { font-size: 1.2rem; font-weight: 800; color: var(--white); margin-bottom: 10px; }
.product-desc { font-size: .9rem; color: rgba(255,255,255,.6); line-height: 1.7; margin-bottom: 20px; }
.product-specs { list-style: none; margin-bottom: 24px; }
.product-specs li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.08);
  font-size: .85rem; color: rgba(255,255,255,.7);
}
.product-specs li span { font-weight: 700; color: var(--blue-bright); }
.btn-product {
  display: flex; align-items: center; justify-content: center;
  width: 100%; padding: 12px;
  background: rgba(26,74,138,.3); border: 1px solid rgba(63,160,240,.4);
  color: var(--blue-bright); border-radius: var(--radius-sm);
  font-family: 'Cairo', sans-serif; font-size: .95rem; font-weight: 700;
  text-decoration: none; transition: var(--transition); cursor: pointer;
}
.btn-product:hover { background: var(--blue-light); color: var(--white); border-color: var(--blue-light); }
.featured-btn { background: rgba(192,57,43,.3); border-color: rgba(231,76,60,.4); color: var(--red-light); }
.featured-btn:hover { background: var(--red-prime); color: var(--white); border-color: var(--red-prime); }

/* =========================================
   WHY US
   ========================================= */
.why-us { background: linear-gradient(180deg, var(--white) 0%, var(--off-white) 100%); }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius-md); padding: 32px 24px;
  text-align: center; transition: var(--transition);
  position: relative; overflow: hidden;
}
.why-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(135deg, var(--blue-light), var(--red-light));
  transform: scaleX(0); transition: var(--transition);
}
.why-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.why-card:hover::before { transform: scaleX(1); }
.why-icon { font-size: 2.5rem; margin-bottom: 16px; display: block; }
.why-card h3 { font-size: 1.1rem; font-weight: 800; color: var(--text-dark); margin-bottom: 10px; }
.why-card p { font-size: .9rem; color: var(--text-mid); line-height: 1.7; }

/* =========================================
   PROCESS
   ========================================= */
.process { background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-mid) 100%); }
.process .section-label { background: rgba(63,160,240,.15); border-color: rgba(63,160,240,.3); color: var(--blue-bright); }
.process .section-title { color: var(--white); }
.process-steps { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: 0; align-items: center; }
.process-step {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md); padding: 32px 20px; text-align: center;
  transition: var(--transition); position: relative;
}
.process-step:hover { background: rgba(255,255,255,.1); transform: translateY(-4px); }
.step-number {
  display: inline-block;
  font-size: 3rem; font-weight: 900;
  background: linear-gradient(135deg, rgba(63,160,240,.3), rgba(231,76,60,.3));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  line-height: 1; margin-bottom: 12px;
}
.step-icon { font-size: 2rem; margin-bottom: 12px; display: block; }
.process-step h3 { font-size: 1rem; font-weight: 800; color: var(--white); margin-bottom: 8px; }
.process-step p { font-size: .82rem; color: rgba(255,255,255,.6); line-height: 1.6; }
.process-connector {
  width: 40px; height: 2px;
  background: linear-gradient(90deg, var(--blue-bright), var(--red-light));
  position: relative;
}
.process-connector::after {
  content: '›'; position: absolute; right: -8px; top: 50%;
  transform: translateY(-50%); color: var(--red-light); font-size: 1.2rem;
}

/* =========================================
   CERTIFICATES
   ========================================= */
.certificates { background: var(--off-white); }
.certs-grid {
  display: flex; gap: 20px; flex-wrap: wrap; justify-content: center;
}
.cert-card {
  background: var(--white); border: 2px solid var(--gray-light);
  border-radius: var(--radius-md); padding: 32px 28px; text-align: center;
  flex: 1; min-width: 160px; max-width: 200px;
  transition: var(--transition);
}
.cert-card:hover { border-color: var(--blue-light); transform: translateY(-6px); box-shadow: var(--shadow-blue); }
.cert-logo {
  font-size: 2rem; font-weight: 900; font-family: 'Inter', sans-serif;
  background: linear-gradient(135deg, var(--blue-prime), var(--blue-light));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 12px;
}
.cert-name { font-size: .9rem; font-weight: 800; color: var(--text-dark); margin-bottom: 8px; }
.cert-card p { font-size: .78rem; color: var(--gray); line-height: 1.5; }

/* =========================================
   CONTACT
   ========================================= */
.contact { background: linear-gradient(180deg, var(--white) 0%, var(--off-white) 100%); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 56px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.info-card {
  display: flex; align-items: flex-start; gap: 16px;
  background: var(--white); border: 1px solid var(--gray-light);
  border-radius: var(--radius-sm); padding: 16px 20px;
  transition: var(--transition);
}
.info-card:hover { border-color: var(--blue-light); box-shadow: var(--shadow-sm); transform: translateX(-4px); }
.info-icon { font-size: 1.4rem; flex-shrink: 0; }
.info-card strong { display: block; font-size: .85rem; font-weight: 700; color: var(--text-dark); margin-bottom: 4px; }
.info-card span { font-size: .95rem; color: var(--text-mid); }
.social-links { display: flex; gap: 12px; margin-top: 8px; }
.social-btn {
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--off-white); border: 1px solid var(--gray-light);
  color: var(--blue-prime); text-decoration: none; transition: var(--transition);
}
.social-btn:hover { background: var(--blue-light); color: var(--white); border-color: var(--blue-light); }

/* Contact Form */
.contact-form-wrap {
  background: var(--white); border: 1px solid var(--gray-light);
  border-radius: var(--radius-lg); padding: 40px;
  box-shadow: var(--shadow-md);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label { font-size: .85rem; font-weight: 700; color: var(--text-dark); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 12px 16px;
  background: var(--off-white); border: 2px solid var(--gray-light);
  border-radius: var(--radius-sm); color: var(--text-dark);
  font-family: 'Cairo', sans-serif; font-size: .95rem;
  transition: var(--transition); outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-light);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(26,74,138,.1);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.btn-submit {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; padding: 16px;
  background: linear-gradient(135deg, var(--blue-light), var(--blue-prime));
  color: var(--white); border: none; border-radius: var(--radius-sm);
  font-family: 'Cairo', sans-serif; font-size: 1.05rem; font-weight: 700;
  cursor: pointer; box-shadow: var(--shadow-blue); transition: var(--transition);
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(26,74,138,.5); }
.form-success {
  display: none; margin-top: 16px; padding: 14px 20px;
  background: #d1fae5; border: 1px solid #6ee7b7;
  border-radius: var(--radius-sm); color: #065f46;
  font-weight: 700; text-align: center;
}
.form-success.show { display: block; animation: fadeUp .5s ease; }

/* =========================================
   FOOTER
   ========================================= */
.footer { background: var(--blue-dark); color: rgba(255,255,255,.8); }
.footer-top { padding: 64px 0; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; }
.footer-brand { }
.footer-logo { height: 52px; margin-bottom: 16px; }
.footer-brand p { font-size: .9rem; line-height: 1.7; color: rgba(255,255,255,.6); margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.footer-social-link {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,.1);
  color: rgba(255,255,255,.7); font-weight: 700; font-size: .8rem;
  text-decoration: none; transition: var(--transition);
}
.footer-social-link:hover { background: var(--blue-light); color: var(--white); }
.footer-col h4 { font-size: 1rem; font-weight: 800; color: var(--white); margin-bottom: 20px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  color: rgba(255,255,255,.6); text-decoration: none; font-size: .9rem;
  transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--blue-bright); padding-right: 6px; }
.footer-contact li { font-size: .9rem; color: rgba(255,255,255,.6); }
.footer-bottom {
  padding: 20px 0;
  display: flex; justify-content: center;
}
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; width: 100%; }
.footer-bottom p { font-size: .85rem; color: rgba(255,255,255,.4); }

/* =========================================
   BACK TO TOP
   ========================================= */
.back-to-top {
  position: fixed; bottom: 32px; left: 32px; z-index: 999;
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-light), var(--blue-prime));
  color: var(--white); border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-blue); transition: var(--transition);
  opacity: 0; transform: translateY(20px);
}
.back-to-top.visible { opacity: 1; transform: none; }
.back-to-top:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(26,74,138,.5); }

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1100px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-images { max-width: 600px; margin: 0 auto; }
  .products-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: 1fr 1fr; gap: 16px; }
  .process-connector { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 70px 0; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; inset: 70px 0 0 0;
    background: rgba(10,22,40,.98); backdrop-filter: blur(20px);
    padding: 32px 24px; gap: 8px; z-index: 999;
  }
  .products-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; flex-wrap: wrap; }
  .about-features { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 24px; }
  .certs-grid { flex-wrap: wrap; }
  .cert-card { min-width: 140px; }
}

@media (max-width: 480px) {
  .why-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; align-items: flex-start; }
  .hero-stats { justify-content: center; }
}