/* =============================================
   QualiServ Technology Limited — Stylesheet
   ============================================= */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:      #1d4ed8;
  --primary-dark: #1e3a8a;
  --primary-light:#3b82f6;
  --accent:       #7c3aed;
  --accent-light: #8b5cf6;
  --success:      #10b981;
  --warning:      #f59e0b;
  --danger:       #ef4444;
  --cyan:         #06b6d4;
  --dark:         #0f172a;
  --dark-2:       #1e293b;
  --dark-3:       #334155;
  --mid:          #64748b;
  --light:        #f1f5f9;
  --lighter:      #f8fafc;
  --white:        #ffffff;
  --border:       #e2e8f0;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow:       0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-md:    0 10px 15px rgba(0,0,0,.08), 0 4px 6px rgba(0,0,0,.05);
  --shadow-lg:    0 20px 25px rgba(0,0,0,.1), 0 10px 10px rgba(0,0,0,.04);
  --radius:       12px;
  --radius-lg:    20px;
  --radius-full:  9999px;
  --transition:   all .25s ease;
  --font:         'Inter', system-ui, -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Override justify for elements that must stay centered ---- */
.navbar, .nav-links, .nav-links a,
.btn, .hero-badge, .hero-actions, .hero-stats,
.stat, .stat-number, .stat-label,
.section-header, .section-label, .section-title, .section-desc,
.hero-title, .hero-subtitle,
.service-icon, .service-link,
.lms-feature, .lms-feature h4,
.lms-header, .lms-placeholder-inner,
.lms-placeholder-inner h3,
.about-float, .about-card-main,
.mv-icon,
.social-links, .social-links a,
.footer-bottom,
.form-success,
.contact-item i,
.logo {
  text-align: center;
}

/* Left-align specific structural elements */
.nav-links, .nav-links a,
.footer-links a, .footer-links ul,
.contact-item, .contact-items,
.highlight, .mv-points li,
.form-group, .form-group label,
.footer-brand p {
  text-align: left;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-family: var(--font);
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(29,78,216,.35);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.6);
}
.btn-outline:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--white);
}
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

/* ---- Navbar ---- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  padding: 10px 0;
}
.nav-container {
  display: flex;
  align-items: center;
  gap: 32px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--white);
  font-size: 1.2rem;
  font-weight: 800;
  transition: var(--transition);
}
.navbar.scrolled .logo { color: var(--dark); }
.logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  font-size: .9rem;
  flex-shrink: 0;
}
.logo-accent { color: var(--primary-light); }
.navbar.scrolled .logo-accent { color: var(--primary); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 4px;
  margin-left: auto;
}
.nav-links a {
  text-decoration: none;
  color: rgba(255,255,255,.85);
  font-size: .9rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,.12); }
.navbar.scrolled .nav-links a { color: var(--dark-3); }
.navbar.scrolled .nav-links a:hover { color: var(--primary); background: var(--light); }

.nav-cta { margin-left: 8px; }
.navbar:not(.scrolled) .nav-cta {
  background: rgba(255,255,255,.15);
  border-color: rgba(255,255,255,.4);
  color: var(--white);
}
.navbar:not(.scrolled) .nav-cta:hover {
  background: var(--white);
  color: var(--primary);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.navbar.scrolled .hamburger span { background: var(--dark); }

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 40%, #1a1a5e 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: .15;
}
.shape-1 {
  width: 600px; height: 600px;
  background: var(--primary);
  top: -200px; right: -100px;
}
.shape-2 {
  width: 400px; height: 400px;
  background: var(--accent);
  bottom: -100px; left: -100px;
}
.shape-3 {
  width: 300px; height: 300px;
  background: var(--cyan);
  top: 50%; left: 40%;
  transform: translate(-50%, -50%);
}
.hero-content {
  position: relative;
  max-width: 760px;
  text-align: center;
  margin: 0 auto;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.9);
  font-size: .82rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  letter-spacing: .5px;
  text-transform: uppercase;
}
.hero-badge i { color: var(--warning); font-size: .75rem; }
.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -.5px;
}
.gradient-text {
  background: linear-gradient(90deg, var(--primary-light), var(--accent-light), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,.75);
  max-width: 620px;
  margin: 0 auto 36px;
  line-height: 1.75;
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.stat-label {
  font-size: .8rem;
  color: rgba(255,255,255,.55);
  font-weight: 500;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.stat-divider {
  width: 1px; height: 40px;
  background: rgba(255,255,255,.2);
}

/* ---- Section Shared ---- */
.section { padding: 96px 0; }
.section-alt { background: var(--lighter); }
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--primary);
  background: rgba(29,78,216,.08);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -.3px;
  line-height: 1.2;
}
.section-desc {
  margin-top: 12px;
  font-size: 1rem;
  color: var(--mid);
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

/* ---- About ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: center;
}
.about-visual {
  position: relative;
  height: 380px;
}
.about-card-main {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--white);
  text-align: center;
  padding: 32px;
  box-shadow: var(--shadow-lg);
}
.about-card-main i { opacity: .9; }
.about-card-main h3 { font-size: 1.5rem; font-weight: 700; }
.about-card-main p { font-size: .9rem; opacity: .8; }
.about-float {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--dark-2);
  box-shadow: var(--shadow-md);
  animation: float 4s ease-in-out infinite;
}
.about-float i { color: var(--primary); font-size: 1rem; }
.about-float-1 { top: -18px; right: -20px; animation-delay: 0s; }
.about-float-2 { bottom: -18px; left: -20px; animation-delay: 2s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.about-lead {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--dark-2);
  margin-bottom: 16px;
  line-height: 1.75;
}
.about-text p {
  color: var(--mid);
  margin-bottom: 16px;
  line-height: 1.75;
}
.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 24px;
}
.highlight {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  font-weight: 500;
  color: var(--dark-2);
}
.highlight i { color: var(--success); font-size: .9rem; flex-shrink: 0; }

/* ---- Services ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  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: 3px;
  background: linear-gradient(90deg, var(--icon-color, var(--primary)), transparent);
  opacity: 0;
  transition: var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-card:hover::before { opacity: 1; }
.service-icon {
  width: 52px; height: 52px;
  background: color-mix(in srgb, var(--icon-color, var(--primary)) 12%, transparent);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  color: var(--icon-color, var(--primary));
  font-size: 1.3rem;
  margin-bottom: 20px;
}
.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}
.service-card p {
  font-size: .88rem;
  color: var(--mid);
  line-height: 1.7;
  margin-bottom: 20px;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}
.service-link:hover { gap: 10px; }

/* ---- Mission & Vision ---- */
.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.mv-card {
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.mv-mission { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); }
.mv-vision  { background: linear-gradient(135deg, var(--dark-2), var(--accent)); }
.mv-card::after {
  content: '';
  position: absolute;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,.05);
  bottom: -100px; right: -80px;
}
.mv-icon {
  width: 60px; height: 60px;
  background: rgba(255,255,255,.15);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
}
.mv-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.mv-card p {
  opacity: .85;
  line-height: 1.75;
  margin-bottom: 28px;
  font-size: .95rem;
}
.mv-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mv-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .88rem;
  font-weight: 500;
  opacity: .9;
}
.mv-points i { font-size: .5rem; opacity: .7; }

/* ---- LMS ---- */
.lms-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.lms-feature {
  text-align: center;
  padding: 28px 20px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.lms-feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.lms-feature i {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 14px;
  display: block;
}
.lms-feature h4 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}
.lms-feature p {
  font-size: .82rem;
  color: var(--mid);
  line-height: 1.6;
}

.lms-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}
.lms-header {
  background: var(--dark-2);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.lms-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-weight: 600;
  font-size: .9rem;
}
.lms-header-left i { color: var(--primary-light); }
.lms-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .78rem;
  color: var(--success);
  font-weight: 600;
}
.lms-status i { font-size: .45rem; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.lms-body { background: var(--light); min-height: 460px; }

.lms-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 460px;
  padding: 48px 24px;
}
.lms-placeholder-inner {
  text-align: center;
  max-width: 520px;
}
.lms-placeholder-inner i {
  color: var(--primary);
  opacity: .35;
  margin-bottom: 24px;
  display: block;
}
.lms-placeholder-inner h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}
.lms-placeholder-inner p {
  color: var(--mid);
  margin-bottom: 28px;
  line-height: 1.7;
}
.lms-placeholder-inner code {
  background: var(--border);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: .85em;
  color: var(--accent);
}
.lms-url-form {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}
.lms-url-form input {
  flex: 1;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-full);
  font-family: var(--font);
  font-size: .88rem;
  color: var(--dark);
  outline: none;
  transition: var(--transition);
}
.lms-url-form input:focus { border-color: var(--primary); }
.lms-note {
  font-size: .78rem !important;
  color: var(--mid) !important;
  margin: 0 !important;
}
.lms-note i { color: var(--primary-light); }

/* ---- Contact ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 64px;
  align-items: start;
}
.contact-info { padding-top: 8px; }
.contact-info h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark);
  margin: 14px 0 16px;
  line-height: 1.25;
}
.contact-info > p {
  color: var(--mid);
  line-height: 1.75;
  margin-bottom: 32px;
}
.contact-items { display: flex; flex-direction: column; gap: 14px; margin-bottom: 32px; }
.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .9rem;
}
.contact-item i {
  width: 38px; height: 38px;
  background: rgba(29,78,216,.08);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}
.contact-item a { color: var(--dark-2); text-decoration: none; font-weight: 500; }
.contact-item a:hover { color: var(--primary); }

.social-links { display: flex; gap: 12px; }
.social-links a {
  width: 40px; height: 40px;
  background: var(--light);
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  color: var(--dark-3);
  font-size: .95rem;
  text-decoration: none;
  transition: var(--transition);
}
.social-links a:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); }

.contact-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.form-group label {
  font-size: .82rem;
  font-weight: 600;
  color: var(--dark-2);
  letter-spacing: .3px;
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 11px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: .9rem;
  color: var(--dark);
  background: var(--lighter);
  outline: none;
  transition: var(--transition);
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(29,78,216,.08);
}
.form-success {
  margin-top: 14px;
  padding: 12px 16px;
  background: rgba(16,185,129,.08);
  border: 1px solid rgba(16,185,129,.3);
  color: var(--success);
  border-radius: var(--radius);
  font-weight: 500;
  font-size: .9rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---- Footer ---- */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,.65);
  padding: 72px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand .logo { color: var(--white); margin-bottom: 16px; display: inline-flex; }
.footer-brand p { font-size: .88rem; line-height: 1.75; max-width: 280px; }
.footer-links h4 {
  color: var(--white);
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: .3px;
}
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: rgba(255,255,255,.55);
  text-decoration: none;
  font-size: .88rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-links a:hover { color: var(--white); padding-left: 4px; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: .82rem;
}
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a {
  color: rgba(255,255,255,.45);
  text-decoration: none;
  transition: var(--transition);
}
.footer-bottom-links a:hover { color: var(--white); }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .lms-features   { grid-template-columns: repeat(2, 1fr); }
  .footer-grid     { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    bottom: 0;
    width: 280px;
    background: var(--dark);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 8px;
    transition: right .3s ease;
    z-index: 999;
  }
  .nav-links.open { right: 0; }
  .nav-links a { color: rgba(255,255,255,.8) !important; padding: 10px 0; border-radius: 0; }
  .nav-links a:hover { background: none !important; color: var(--white) !important; }
  .nav-cta { display: none; }

  .about-grid    { grid-template-columns: 1fr; }
  .about-visual  { height: 260px; margin-bottom: 32px; }
  .mv-grid       { grid-template-columns: 1fr; }
  .contact-grid  { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
  .hero-stats    { gap: 20px; }
  .stat-divider  { display: none; }
  .about-highlights { grid-template-columns: 1fr; }
  .lms-url-form  { flex-direction: column; }
  .form-row      { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  .services-grid  { grid-template-columns: 1fr; }
  .lms-features   { grid-template-columns: 1fr 1fr; }
  .footer-grid    { grid-template-columns: 1fr; }
  .hero-actions   { flex-direction: column; align-items: center; }
  .mv-card        { padding: 32px 24px; }
  .contact-form   { padding: 28px 20px; }
}