/* ========================================
   AVENSTRA NEXT GEN TECHNOLOGIES
   Main Stylesheet
======================================== */

/* ---------- CSS Variables ---------- */
:root {
  --primary:      #0a3d62;
  --primary-dark: #062c47;
  --secondary:    #1abccc;
  --accent:       #e74c3c;
  --text-dark:    #1a1a1a;
  --text-gray:    #555;
  --text-light:   #888;
  --bg-light:     #f5f8fb;
  --bg-white:     #ffffff;
  --border:       #e1e8ed;
  --shadow-sm:    0 2px 8px rgba(0,0,0,0.06);
  --shadow-md:    0 6px 20px rgba(0,0,0,0.1);
  --shadow-lg:    0 15px 40px rgba(0,0,0,0.15);
  --transition:   all 0.3s ease;
  --radius:       10px;
}

/* Dark Mode */
body.dark-mode {
  --primary:      #1abccc;
  --primary-dark: #0a3d62;
  --text-dark:    #f5f5f5;
  --text-gray:    #c0c0c0;
  --text-light:   #a0a0a0;
  --bg-light:     #1a1a1a;
  --bg-white:     #2a2a2a;
  --border:       #444;
}

/* ---------- Reset ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-dark);
  background: var(--bg-white);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background 0.3s ease, color 0.3s ease;
}
img  { max-width: 100%; height: auto; display: block; }
a    { text-decoration: none; color: inherit; }
ul   { list-style: none; }
iframe { max-width: 100%; }
table  { width: 100%; overflow-x: auto; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Top Bar ---------- */
.top-bar {
  background: var(--primary-dark);
  color: #fff;
  padding: 8px 0;
  font-size: 14px;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.top-bar .info span  { margin-right: 20px; }
.top-bar .info i     { color: var(--secondary); margin-right: 6px; }
.top-bar .socials a  { margin-left: 10px; color: #fff; transition: var(--transition); }
.top-bar .socials a:hover { color: var(--secondary); }

/* ---------- Header ---------- */
.header {
  background: #fff;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1002;
  transition: var(--transition);
}
body.dark-mode .header { background: #2a2a2a; }
.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  gap: 12px;
  flex-wrap: nowrap;
}
.logo { flex-shrink: 0; }
.logo img { height: 55px; }

/* ---------- Mobile Toggle ---------- */
.mobile-toggle {
  display: none;
  background: none;
  border: 2px solid var(--border);
  border-radius: 6px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 22px;
  color: var(--primary);
  transition: var(--transition);
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.mobile-toggle:hover { border-color: var(--secondary); color: var(--secondary); }

/* ---------- Navigation ---------- */
.avx-navbar ul { list-style: none; margin: 0; padding: 0; }

.avx-menu {
  display: flex;
  gap: 4px;
  align-items: center;
}
.avx-menu li { position: relative; }

.avx-menu > li > a {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
  color: var(--text-dark);
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  transition: var(--transition);
}
.avx-menu > li > a:hover,
.avx-menu > li > a.active { color: var(--secondary); }

.avx-menu .fa-chevron-down,
.avx-menu .fa-chevron-right {
  font-size: 11px;
  pointer-events: none;
  transition: transform 0.3s;
  flex-shrink: 0;
}

/* Level-1 Dropdown */
.avx-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
  border-radius: 0 0 var(--radius) var(--radius);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
  z-index: 999;
}
body.dark-mode .avx-dropdown { background: #2a2a2a; }
.avx-has-dropdown:hover > .avx-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.avx-dropdown > li          { border-bottom: 1px solid var(--border); }
.avx-dropdown > li:last-child { border-bottom: none; }
.avx-dropdown > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dark);
  transition: var(--transition);
}
.avx-dropdown > li > a:hover      { background: var(--bg-light); color: var(--secondary); }
body.dark-mode .avx-dropdown > li > a       { color: var(--text-dark); }
body.dark-mode .avx-dropdown > li > a:hover { background: #333; color: var(--secondary); }

/* Level-2 Submenu */
.avx-submenu {
  position: absolute;
  top: 0;
  left: 100%;
  min-width: 230px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
  border-radius: 0 var(--radius) var(--radius) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateX(6px);
  transition: var(--transition);
  z-index: 1000;
}
body.dark-mode .avx-submenu { background: #2a2a2a; }
.avx-has-submenu:hover > .avx-submenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}
.avx-submenu li              { border-bottom: 1px solid var(--border); }
.avx-submenu li:last-child   { border-bottom: none; }
.avx-submenu a {
  display: block;
  padding: 11px 18px;
  font-size: 14px;
  color: var(--text-dark);
  transition: var(--transition);
}
.avx-submenu a:hover { background: var(--bg-light); color: var(--secondary); padding-left: 24px; }
body.dark-mode .avx-submenu li      { border-color: #444; }
body.dark-mode .avx-submenu a       { color: #f5f5f5; }
body.dark-mode .avx-submenu a:hover { background: #333; color: var(--secondary); }

/* Nav Overlay */
.nav-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100vh;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.nav-overlay.active { display: block; }

/* Close Button (mobile drawer) */
.nav-close-btn {
  display: none;
  width: 100%;
  text-align: right;
  background: none;
  border: none;
  border-bottom: 1px solid var(--border);
  font-size: 28px;
  line-height: 1;
  color: var(--primary);
  cursor: pointer;
  padding: 16px 18px;
  z-index: 1100;
  flex-shrink: 0;
  touch-action: manipulation;
}
.nav-close-btn:hover { color: var(--secondary); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  text-decoration: none;
}
.btn-primary { background: var(--secondary); color: #fff; }
.btn-primary:hover { background: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.btn-outline  { background: transparent; color: #fff; border: 2px solid #fff; }
.btn-outline:hover  { background: #fff; color: var(--primary); }

/* ---------- Hero ---------- */
.hero {
  background:
    linear-gradient(90deg, rgba(7,27,44,0.92) 0%, rgba(10,61,98,0.78) 46%, rgba(10,61,98,0.28) 100%),
    url('../images/hero-bg.png') center / cover no-repeat;
  color: #fff;
  padding: 100px 0 120px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    radial-gradient(circle at 18% 24%, rgba(26,188,204,0.26) 0%, transparent 42%),
    linear-gradient(180deg, rgba(0,0,0,0.16), rgba(0,0,0,0.34));
  pointer-events: none;
}
.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 720px);
  gap: 40px;
  align-items: center;
}
.hero-content h6 {
  font-size: 16px;
  color: var(--secondary);
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
}
.hero-content h1 { font-size: 48px; line-height: 1.2; margin-bottom: 20px; font-weight: 800; }
.hero-content p  { font-size: 17px; margin-bottom: 30px; opacity: 0.9; }
.hero-btns       { display: flex; gap: 15px; flex-wrap: wrap; }
.hero-image      { display: none; }

/* ---------- Section Common ---------- */
.section { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 50px; }
.section-title h6 {
  color: var(--secondary);
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 10px;
  font-weight: 700;
}
.section-title h2 { font-size: 38px; color: var(--primary); margin-bottom: 15px; font-weight: 700; }
body.dark-mode .section-title h2 { color: var(--secondary); }
.section-title p  { color: var(--text-gray); max-width: 700px; margin: 0 auto; font-size: 16px; }

/* ---------- Service Tabs ---------- */
.services-section { background: var(--bg-light); }
.tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 12px 24px;
  background: #fff;
  border: 2px solid var(--border);
  border-radius: 50px;
  cursor: pointer;
  font-weight: 600;
  color: var(--text-gray);
  transition: var(--transition);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
body.dark-mode .tab-btn { background: #2a2a2a; }
.tab-btn:hover  { color: var(--secondary); border-color: var(--secondary); }
.tab-btn.active { background: var(--secondary); color: #fff; border-color: var(--secondary); }
.tab-content        { display: none; animation: fadeIn 0.5s ease; }
.tab-content.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 25px;
}
.service-card {
  display: block;
  background: #fff;
  padding: 35px 25px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-align: center;
  border-top: 4px solid transparent;
  text-decoration: none;
  color: inherit;
}
body.dark-mode .service-card { background: #2a2a2a; }
.service-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-top-color: var(--secondary); }
.service-card .icon {
  width: 70px; height: 70px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 28px;
}
.service-card h3      { font-size: 18px; margin-bottom: 12px; color: var(--primary); }
body.dark-mode .service-card h3 { color: var(--secondary); }
.service-card p       { color: var(--text-gray); font-size: 14px; margin-bottom: 15px; }
.service-card .learn-more { color: var(--secondary); font-weight: 600; font-size: 14px; transition: var(--transition); }
.service-card .learn-more:hover { letter-spacing: 1px; }

/* ---------- Why Choose Us ---------- */
.why-choose { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.why-image img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover;
  border-radius: var(--radius); box-shadow: var(--shadow-md);
}
.why-content h6 {
  color: var(--secondary); font-size: 14px; letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 10px; font-weight: 700;
}
.why-content h2    { font-size: 36px; color: var(--primary); margin-bottom: 20px; }
body.dark-mode .why-content h2 { color: var(--secondary); }
.why-content > p   { color: var(--text-gray); margin-bottom: 25px; }
.why-list li {
  display: flex; align-items: center; padding: 12px 0;
  font-weight: 500; color: var(--text-dark); border-bottom: 1px dashed var(--border);
}
.why-list li i {
  width: 30px; height: 30px; background: var(--secondary); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  margin-right: 15px; font-size: 14px; flex-shrink: 0;
}

.cta-banner {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff; padding: 40px; border-radius: var(--radius); text-align: center; margin-top: 50px;
}
.cta-banner h3  { font-size: 26px; margin-bottom: 15px; }
.cta-banner p   { max-width: 640px; margin: 0 auto 20px; opacity: 0.92; }
.cta-banner .btn { background: #fff; color: var(--primary); }
.cta-banner .btn:hover { background: var(--primary-dark); color: #fff; }

/* ---------- Partners Marquee ---------- */
.partners-section { padding: 60px 0; background: var(--bg-white); }
.marquee { overflow: hidden; position: relative; padding: 20px 0; }
.marquee::before, .marquee::after {
  content: ''; position: absolute; top: 0; bottom: 0; width: 100px; z-index: 2; pointer-events: none;
}
.marquee::before { left: 0;  background: linear-gradient(90deg,  var(--bg-white), transparent); }
.marquee::after  { right: 0; background: linear-gradient(-90deg, var(--bg-white), transparent); }
.marquee-track {
  display: flex; gap: 50px; animation: scroll 30s linear infinite; width: max-content;
}
.marquee-track:hover { animation-play-state: paused; }
@keyframes scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.partner-logo {
  width: 160px; height: 90px;
  display: flex; align-items: center; justify-content: center;
  background: #fff; border-radius: var(--radius);
  color: var(--primary); font-weight: 700; font-size: 16px;
  padding: 15px; text-align: center;
  flex-shrink: 0; box-shadow: var(--shadow-sm); transition: var(--transition);
}
.partner-logo img        { max-width: 100%; max-height: 100%; object-fit: contain; filter: grayscale(40%); transition: var(--transition); }
.partner-logo:hover img  { filter: grayscale(0%); transform: scale(1.1); }
body.dark-mode .partner-logo { background: #fff; }

/* ---------- Stats Counter ---------- */
.stats-section { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); color: #fff; padding: 70px 0; }
.stats-grid    { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 30px; text-align: center; }
.stat-item h3  { font-size: 50px; font-weight: 800; color: var(--secondary); margin-bottom: 10px; }
.stat-item p   { font-size: 16px; opacity: 0.9; }

/* ---------- Testimonials ---------- */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 25px; }
.testimonial-card  { background: #fff; padding: 30px; border-radius: var(--radius); box-shadow: var(--shadow-sm); }
body.dark-mode .testimonial-card { background: #2a2a2a; }
.testimonial-card .quote { font-size: 30px; color: var(--secondary); margin-bottom: 15px; }
.testimonial-card p      { color: var(--text-gray); font-style: italic; margin-bottom: 20px; }
.testimonial-author        { display: flex; align-items: center; gap: 15px; }
.testimonial-author .avatar {
  width: 50px; height: 50px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; flex-shrink: 0;
}
.testimonial-author h5   { color: var(--primary); font-size: 16px; }
body.dark-mode .testimonial-author h5 { color: var(--secondary); }
.testimonial-author span { color: var(--text-light); font-size: 13px; }

/* ---------- FAQ Accordion ---------- */
.faq-section { background: var(--bg-light); }
.faq-list    { max-width: 800px; margin: 0 auto; }
.faq-item    { background: #fff; margin-bottom: 15px; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
body.dark-mode .faq-item { background: #2a2a2a; }
.faq-question {
  padding: 20px 25px; cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  font-weight: 600; color: var(--primary); transition: var(--transition);
  -webkit-tap-highlight-color: transparent; touch-action: manipulation;
}
body.dark-mode .faq-question { color: var(--secondary); }
.faq-question:hover          { background: var(--bg-light); }
.faq-question i              { transition: transform 0.3s ease; flex-shrink: 0; }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; padding: 0 25px; color: var(--text-gray); }
.faq-item.active .faq-answer { max-height: 300px; padding: 0 25px 20px; }

/* ---------- Contact Form ---------- */
.contact-section  { display: grid; grid-template-columns: 1fr 1.5fr; gap: 40px; align-items: start; }
.contact-info     { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; padding: 40px; border-radius: var(--radius); }
.contact-info h3  { font-size: 24px; margin-bottom: 20px; }
.contact-info p   { margin-bottom: 30px; opacity: 0.9; }
.contact-item     { display: flex; align-items: flex-start; gap: 15px; margin-bottom: 20px; }
.contact-item i   { width: 40px; height: 40px; background: var(--secondary); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-item h5  { margin-bottom: 4px; font-size: 14px; opacity: 0.8; }
.contact-item p   { margin: 0; font-size: 15px; }
.contact-form     { background: #fff; padding: 40px; border-radius: var(--radius); box-shadow: var(--shadow-md); }
body.dark-mode .contact-form { background: #2a2a2a; }
.form-group       { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--text-dark); font-size: 14px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 15px; border: 2px solid var(--border);
  border-radius: 8px; font-size: 15px; font-family: inherit;
  background: var(--bg-white); color: var(--text-dark); transition: var(--transition);
  -webkit-appearance: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--secondary); box-shadow: 0 0 0 3px rgba(26,188,204,0.1);
}
.form-group textarea    { resize: vertical; min-height: 120px; }
.form-row               { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.error-msg              { color: var(--accent); font-size: 13px; margin-top: 5px; display: none; }
.form-group.error input,
.form-group.error textarea { border-color: var(--accent); }
.form-group.error .error-msg { display: block; }
.success-msg            { background: #d4edda; color: #155724; padding: 15px; border-radius: 8px; margin-bottom: 20px; display: none; }
.success-msg.show       { display: block; }

/* ---------- Footer ---------- */
.footer         { background: var(--primary-dark); color: #fff; padding: 60px 0 0; }
.footer-grid    { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 40px; }
.footer-col h4  { font-size: 18px; margin-bottom: 20px; color: var(--secondary); }
.footer-col p   { opacity: 0.8; font-size: 14px; margin-bottom: 15px; }
.footer-col ul li     { margin-bottom: 10px; }
.footer-col ul a      { color: #fff; opacity: 0.8; font-size: 14px; transition: var(--transition); }
.footer-col ul a:hover{ opacity: 1; color: var(--secondary); padding-left: 5px; }
.footer-logo img      { height: 60px; background: #fff; padding: 10px; border-radius: 8px; }
.footer-socials       { display: flex; gap: 10px; margin-top: 15px; }
.footer-socials a {
  width: 36px; height: 36px; background: rgba(255,255,255,0.1); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; transition: var(--transition);
}
.footer-socials a:hover { background: var(--secondary); transform: translateY(-3px); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; text-align: center; font-size: 14px; opacity: 0.7; }

/* ---------- Page Hero ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff; padding: 80px 0; text-align: center; position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(26,188,204,0.3), transparent 60%);
}
.page-hero[style*="background-image"]::before { background: linear-gradient(135deg, rgba(6,44,71,0.80), rgba(10,61,98,0.72)); }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { font-size: 44px; margin-bottom: 15px; }
.breadcrumb   { display: flex; justify-content: center; gap: 10px; opacity: 0.9; flex-wrap: wrap; }
.breadcrumb a { color: var(--secondary); }
.breadcrumb a:hover { text-decoration: underline; }

/* ---------- Content Block (Inner Pages) ---------- */
.content-block { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; margin-bottom: 60px; }
.content-block:nth-child(even) .content-img { order: 2; }
.content-img { overflow: hidden; border-radius: var(--radius); }
.content-block .content-img { height: 350px; box-shadow: var(--shadow-md); }
.content-block .content-img img,
.content-img img   { width: 100%; height: 100%; object-fit: cover; }
.content-block h2  { color: var(--primary); font-size: 32px; margin-bottom: 15px; }
body.dark-mode .content-block h2 { color: var(--secondary); }
.content-block p   { color: var(--text-gray); margin-bottom: 15px; }
.content-block ul  { margin-top: 20px; }
.content-block ul li { padding: 10px 0 10px 30px; position: relative; color: var(--text-dark); }
.content-block ul li::before { content: '✓'; position: absolute; left: 0; color: var(--secondary); font-weight: 700; font-size: 18px; }

/* ---------- Solution Pages ---------- */
.solution-hero p       { max-width: 820px; margin: 0 auto 18px; color: rgba(255,255,255,0.9); font-size: 17px; }
.solution-hero-icon {
  width: 76px; height: 76px; margin: 0 auto 18px; border-radius: 50%;
  background: rgba(255,255,255,0.14); border: 1px solid rgba(255,255,255,0.25);
  display: flex; align-items: center; justify-content: center; color: var(--secondary); font-size: 30px;
}
.solution-section  { background: var(--bg-light); }
.solution-overview {
  background: var(--bg-white); border-left: 4px solid var(--secondary);
  border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 36px; margin-bottom: 55px;
}
.solution-kicker { color: var(--secondary); font-size: 13px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 8px; }
.solution-overview h2,
.solution-approach h2,
.solution-links h2   { color: var(--primary); font-size: 30px; margin-bottom: 15px; }
body.dark-mode .solution-overview h2,
body.dark-mode .solution-approach h2,
body.dark-mode .solution-links h2 { color: var(--secondary); }
.solution-overview p,
.solution-approach p { color: var(--text-gray); margin-bottom: 14px; }
.solution-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 22px; margin-bottom: 60px; }
.solution-card {
  min-height: 200px; background: var(--bg-white); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 28px 24px; transition: var(--transition);
}
.solution-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--secondary); }
.solution-card .icon {
  width: 58px; height: 58px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 18px;
}
.solution-card h3 { color: var(--primary); font-size: 18px; margin-bottom: 10px; }
body.dark-mode .solution-card h3 { color: var(--secondary); }
.solution-card p  { color: var(--text-gray); font-size: 14px; }
.solution-card:not(:has(.icon)) {
  min-height: auto; display: flex; align-items: center;
  justify-content: center; text-align: center; padding: 28px 20px;
}
.solution-card:not(:has(.icon)) h3 { font-size: 16px; margin-bottom: 0; color: var(--primary); font-weight: 700; }
body.dark-mode .solution-card:not(:has(.icon)) h3  { color: var(--secondary); }
.solution-card:not(:has(.icon)):hover h3            { color: var(--secondary); }

.solution-approach {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 35px; align-items: start;
  background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 36px; margin-bottom: 50px;
}
.solution-approach ol { counter-reset: approach; display: grid; gap: 12px; }
.solution-approach li {
  counter-increment: approach; display: flex; align-items: center; gap: 12px;
  color: var(--text-dark); font-weight: 600; padding: 13px 14px; background: var(--bg-light); border-radius: 8px;
}
.solution-approach li::before {
  content: counter(approach); width: 30px; height: 30px; border-radius: 50%;
  background: var(--secondary); color: #fff; display: inline-flex; align-items: center;
  justify-content: center; flex: 0 0 30px; font-size: 13px;
}
.solution-links { background: var(--bg-white); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 32px; }
.solution-link-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.solution-link-grid a {
  color: var(--primary); background: var(--bg-light); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px 14px; font-weight: 600; transition: var(--transition);
}
.solution-link-grid a:hover { color: #fff; background: var(--secondary); border-color: var(--secondary); }

/* ---------- Scroll to Top ---------- */
.scroll-top {
  position: fixed; bottom: 30px; right: 30px; width: 50px; height: 50px;
  background: var(--secondary); color: #fff; border-radius: 50%; border: none; cursor: pointer;
  font-size: 20px; display: none; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md); transition: var(--transition); z-index: 999;
  touch-action: manipulation;
}
.scroll-top.show  { display: flex; }
.scroll-top:hover { background: var(--primary); transform: translateY(-5px); }

/* ---------- Reveal Animation ---------- */
.reveal        { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.active { opacity: 1; transform: translateY(0); }

/* ---------- Partners Page ---------- */
.partners-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 25px; }

/* ---------- Solution hero overlay ---------- */
.solution-hero[style*="background-image"]::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, rgba(6,44,71,0.82), rgba(10,61,98,0.75));
  z-index: 0;
}

/* ========================================
   RESPONSIVE
======================================== */

/* ---------- Desktop ---------- */
@media (min-width: 992px) {
  .mobile-toggle { display: none !important; }
  .avx-navbar    { display: block !important; }
}

/* ---------- Tablet & Mobile (≤991px) ---------- */
@media (max-width: 991px) {
  .mobile-toggle { display: flex !important; }
  .nav-close-btn { display: block; }

  .avx-navbar {
    position: fixed;
    top: 0; right: -100%; left: auto;
    width: min(300px, 85vw);
    height: 100vh;
    background: #fff;
    box-shadow: -4px 0 20px rgba(0,0,0,0.15);
    padding: 0 0 30px;
    overflow-y: auto;
    overflow-x: hidden;
    transition: right 0.35s ease;
    z-index: 1001;
  }
  body.dark-mode .avx-navbar { background: #1e1e1e; }
  .avx-navbar.active { right: 0; }

  .avx-menu             { flex-direction: column; gap: 0; }
  .avx-menu > li        { border-bottom: 1px solid var(--border); }
  .avx-menu > li > a    {
    padding: 14px 22px;
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 52px;
  }

  /* Mobile dropdowns — shown via .active class */
  .avx-dropdown,
  .avx-submenu {
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    box-shadow: none !important;
    min-width: 0 !important;
    width: 100% !important;
    display: none;
    background: rgba(26,188,204,0.05);
    border-radius: 0;
    border-left: 3px solid var(--secondary);
  }
  body.dark-mode .avx-dropdown,
  body.dark-mode .avx-submenu { background: #252525; }

  .avx-dropdown.active,
  .avx-submenu.active { display: block; }

  .avx-dropdown > li         { border-bottom: 1px solid var(--border); }
  .avx-dropdown > li > a {
    padding: 12px 18px 12px 28px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 48px;
  }
  .avx-dropdown > li > a:hover { background: rgba(26,188,204,0.10); }

  .avx-submenu { border-left: 3px solid var(--primary); background: rgba(0,0,0,0.03); }
  body.dark-mode .avx-submenu { background: #1a1a1a; }
  .avx-submenu > li { border-bottom: 1px solid var(--border); }
  .avx-submenu a {
    padding: 11px 18px 11px 40px !important;
    font-size: 13px !important;
    min-height: 44px !important;
    display: flex !important;
    align-items: center !important;
  }
  .avx-submenu a:hover { background: rgba(26,188,204,0.08) !important; }

  /* Arrow rotation */
  .avx-has-dropdown.active > a .fa-chevron-down,
  .avx-has-submenu.active > a .fa-chevron-right { transform: rotate(90deg); }

  /* Layout adjustments */
  .why-choose    { grid-template-columns: 1fr; }
  .why-image img { height: 280px; aspect-ratio: unset; }
  .footer-grid   { grid-template-columns: 1fr 1fr; gap: 30px; }
  .content-block { grid-template-columns: 1fr !important; }
  .content-block:nth-child(even) .content-img { order: -1; }
  .content-block .content-img { height: 260px; }
  .solution-approach { grid-template-columns: 1fr; }
}

/* ---------- Small Mobile (≤768px) ---------- */
@media (max-width: 768px) {
  .section      { padding: 60px 0; }
  .hero         { padding: 70px 0 90px; background-position: 60% center; }
  .hero-content h1   { font-size: 32px; }
  .section-title h2  { font-size: 28px; }
  .page-hero    { padding: 60px 0; }
  .page-hero h1 { font-size: 32px; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .testimonial-card  { padding: 24px 18px; }
  .contact-section   { grid-template-columns: 1fr; }
  .form-row          { grid-template-columns: 1fr; }
  .contact-info      { padding: 28px 22px; }
  .contact-form      { padding: 28px 22px; }
  .solution-cards    { grid-template-columns: 1fr 1fr; }
  .solution-overview,
  .solution-approach,
  .solution-links    { padding: 26px 22px; }
  .partners-grid     { grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
}

/* ---------- Extra Small Mobile (≤600px) ---------- */
@media (max-width: 600px) {
  .container              { padding: 0 16px; }
  .header .container      { padding: 10px 16px; }
  .logo img               { height: 46px; }
  .top-bar .container     { flex-direction: column; gap: 6px; text-align: center; }
  .top-bar .info          { flex-wrap: wrap; justify-content: center; gap: 8px; font-size: 12px; }
  .top-bar .info span     { margin-right: 0; }
  .hero                   { padding: 60px 0 80px; }
  .hero-content h1        { font-size: 26px; line-height: 1.3; }
  .hero-content h6        { font-size: 13px; }
  .hero-content p         { font-size: 15px; }
  .hero-btns              { flex-direction: column; gap: 12px; }
  .hero-btns .btn         { width: 100%; }
  .section                { padding: 50px 0; }
  .tabs                   { gap: 8px; }
  .tab-btn                { font-size: 13px; padding: 9px 16px; min-height: 42px; }
  .faq-question           { padding: 16px 18px; }
  .faq-question span      { font-size: 14px; }
  .footer-grid            { grid-template-columns: 1fr; gap: 24px; }
  .marquee::before,
  .marquee::after         { width: 42px; }
  .marquee-track          { gap: 24px; }
  .partner-logo           { width: 120px; height: 70px; padding: 10px; }
  .cta-banner             { padding: 30px 18px; }
  .cta-banner h3          { font-size: 20px; }
  .cta-banner p           { font-size: 14px; }
}

/* ---------- Very Small (≤480px) ---------- */
@media (max-width: 480px) {
  .services-grid  { grid-template-columns: 1fr; }
  .service-card   { padding: 26px 18px; }
  .stats-grid     { grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-item h3   { font-size: 32px; }
  .page-hero h1   { font-size: 26px; }
  .page-hero      { padding: 50px 0; }
  .content-block .content-img { height: 200px; }
  .solution-cards { grid-template-columns: 1fr; }
  .solution-link-grid { grid-template-columns: 1fr; }
  .partners-grid  { grid-template-columns: 1fr 1fr; }
}