/* ===========================
   TV Mounting Zone V2 - Premium CSS
   =========================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Poppins:wght@400;500;600;700;800&display=swap');

:root {
  --primary: #1a3c6e;
  --primary-dark: #0f2548;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --text-dark: #0f172a;
  --text-body: #374151;
  --text-muted: #6b7280;
  --bg-light: #f8fafc;
  --bg-white: #ffffff;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.15);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all .3s cubic-bezier(.4,0,.2,1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-body);
  background: var(--bg-white);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4,h5,h6 {
  font-family: 'Poppins', sans-serif;
  color: var(--text-dark);
  font-weight: 700;
  line-height: 1.25;
}

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

/* ---- HEADER ---- */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(15,37,72,.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: background .3s ease, box-shadow .3s ease;
  padding: 0;
}
#header.scrolled {
  background: rgba(15,37,72,1);
  box-shadow: 0 4px 20px rgba(0,0,0,.25);
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  position: relative;
  z-index: 2;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -.3px;
}
.logo img { width: 36px; height: 36px; object-fit: contain; }
.logo span { color: var(--accent); }

/* Nav */
#navbar ul {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}
#navbar ul li a {
  color: rgba(255,255,255,.85);
  font-size: .9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 8px;
  transition: var(--transition);
}
#navbar ul li a:hover,
#navbar ul li a.active {
  color: #fff;
  background: rgba(255,255,255,.1);
}
.nav-cta {
  background: var(--accent) !important;
  color: var(--text-dark) !important;
  font-weight: 700 !important;
  border-radius: 8px !important;
}
.nav-cta:hover { background: var(--accent-dark) !important; }

/* Mobile toggle */
.mobile-nav-toggle {
  display: none;
  -webkit-appearance: none;
  appearance: none;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  outline: none !important;
  color: #fff;
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 8px;
  transition: var(--transition);
  align-items: center;
  justify-content: center;
}
.mobile-nav-toggle:hover,
.mobile-nav-toggle:focus,
.mobile-nav-toggle:active {
  background: rgba(255,255,255,.12) !important;
  border: none !important;
  box-shadow: none !important;
  outline: none !important;
}

/* ---- HERO ---- */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--primary-dark);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../img/hero-main.jpg');
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  transition: transform 8s ease;
}
#hero:hover .hero-bg { transform: scale(1); }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,28,60,.88) 0%, rgba(15,37,72,.7) 60%, rgba(26,60,110,.5) 100%);
}
.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: 8px;
  background: rgba(245,158,11,.15);
  border: 1px solid rgba(245,158,11,.4);
  color: var(--accent);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; transform:scale(1); }
  50% { opacity:.5; transform:scale(1.4); }
}
.hero-title {
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 900;
  color: #fff;
  margin-bottom: 20px;
  max-width: 700px;
}
.hero-title .highlight { color: var(--accent); }
.hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,.8);
  max-width: 560px;
  margin-bottom: 40px;
  font-weight: 400;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: var(--text-dark);
  font-weight: 700;
  font-size: .95rem;
  padding: 14px 28px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(245,158,11,.4);
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(245,158,11,.5);
}
.btn-outline-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  font-weight: 600;
  font-size: .95rem;
  padding: 14px 28px;
  border-radius: 10px;
  border: 2px solid rgba(255,255,255,.4);
  cursor: pointer;
  transition: var(--transition);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,.1);
  border-color: #fff;
}
.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--primary);
  font-weight: 600;
  font-size: .95rem;
  padding: 14px 28px;
  border-radius: 10px;
  border: 2px solid var(--primary);
  cursor: pointer;
  transition: var(--transition);
}
.btn-outline-dark:hover {
  background: var(--primary);
  color: #fff;
}
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.hero-stat { }
.hero-stat-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
  font-family: 'Poppins', sans-serif;
}
.hero-stat-label {
  font-size: .8rem;
  color: rgba(255,255,255,.65);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ---- TRUST BAR ---- */
.trust-bar {
  background: var(--primary);
  padding: 18px 0;
}
.trust-bar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,.85);
  font-size: .88rem;
  font-weight: 500;
}
.trust-item i { color: var(--accent); font-size: 1.1rem; }

/* ---- SECTION BASE ---- */
section { padding: 88px 0; }
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}
.section-tag {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.7;
}
.text-center .section-subtitle { margin: 0 auto; }

/* ---- WHY CHOOSE US ---- */
.why-us { background: var(--bg-light); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 52px;
}
.why-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 28px;
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.why-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: var(--transition);
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.why-card:hover::before { transform: scaleX(1); }
.why-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--primary), #2d5ca8);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
  color: #fff;
}
.why-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.why-card p { font-size: .9rem; color: var(--text-muted); }

/* ---- SERVICES ---- */
.services { background: #fff; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  margin-top: 52px;
}
.service-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #fff;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-img {
  height: 220px;
  overflow: hidden;
  position: relative;
}
.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.service-card:hover .service-img img { transform: scale(1.07); }
.service-body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
.service-icon-sm {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--primary), #2d5ca8);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  margin-bottom: 14px;
}
.service-body h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.service-body p { font-size: .9rem; color: var(--text-muted); flex: 1; margin-bottom: 20px; }
.service-link {
  font-size: .85rem;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.service-link:hover { gap: 10px; color: var(--accent-dark); }

/* ---- ABOUT ---- */
.about-section { background: var(--bg-light); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-img-wrap {
  position: relative;
}
.about-img-wrap img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  object-fit: cover;
  max-height: 520px;
}
.about-badge-float {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--accent);
  color: var(--text-dark);
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  padding: 20px 24px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow-md);
}
.about-badge-float .big { font-size: 2rem; display: block; }
.about-badge-float .small { font-size: .78rem; font-weight: 600; }
.about-content .check-list {
  list-style: none;
  margin: 28px 0 36px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .95rem;
}
.check-list li i { color: var(--accent); font-size: 1rem; margin-top: 3px; flex-shrink: 0; }

/* ---- PROCESS ---- */
.process { background: var(--primary-dark); color: #fff; }
.process .section-title { color: #fff; }
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px;
  margin-top: 52px;
  position: relative;
}
.process-step {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}
.process-step:hover { background: rgba(255,255,255,.09); transform: translateY(-4px); }
.step-num {
  width: 52px; height: 52px;
  background: var(--accent);
  color: var(--text-dark);
  font-weight: 900;
  font-size: 1.2rem;
  font-family: 'Poppins', sans-serif;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.process-step h4 { color: #fff; font-size: 1rem; margin-bottom: 10px; }
.process-step p { font-size: .88rem; color: rgba(255,255,255,.6); }

/* ---- TESTIMONIALS ---- */
.testimonials { background: #fff; }
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 52px;
}
.review-card {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.review-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.stars { color: var(--accent); font-size: .95rem; margin-bottom: 14px; letter-spacing: 2px; }
.review-text {
  font-size: .92rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}
.reviewer {
  display: flex;
  align-items: center;
  gap: 12px;
}
.reviewer-avatar {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: .9rem;
}
.reviewer-name { font-weight: 700; font-size: .9rem; }
.reviewer-loc { font-size: .8rem; color: var(--text-muted); }

/* ---- CTA BANNER ---- */
.cta-section {
  background: #ffffff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 72px 0;
  text-align: center;
}
.cta-section h2 { color: var(--text-dark); font-size: clamp(1.6rem, 3vw, 2.4rem); margin-bottom: 14px; }
.cta-section p { color: var(--text-muted); font-size: 1.05rem; max-width: 500px; margin: 0 auto 36px; }

/* ---- BREADCRUMBS ---- */
.breadcrumbs {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  padding: 96px 0 32px;
}
.breadcrumbs h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 8px;
}
.breadcrumbs ol {
  display: flex;
  gap: 8px;
  list-style: none;
  font-size: .88rem;
  color: var(--text-muted);
}
.breadcrumbs ol li a { color: var(--primary); }
.breadcrumbs ol li + li::before { content: '/'; margin-right: 8px; }

/* ---- CONTACT ---- */
.contact-section { background: var(--bg-light); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  margin-top: 52px;
}
.info-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 16px;
  transition: var(--transition);
}
.info-card:hover { box-shadow: var(--shadow-md); border-color: var(--primary); }
.info-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--primary), #2d5ca8);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.info-card h4 { font-size: .9rem; font-weight: 700; margin-bottom: 4px; }
.info-card p { font-size: .9rem; color: var(--text-muted); }

/* Form */
.contact-form-wrap {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: 7px; color: var(--text-dark); }
.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: .92rem;
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background: var(--bg-light);
  transition: var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(26,60,110,.1);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
textarea.form-control { resize: vertical; min-height: 130px; }
.btn-submit {
  width: 100%;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Inter', sans-serif;
}
.btn-submit:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(15,37,72,.35); }
.form-msg { margin-top: 14px; font-size: .88rem; text-align: center; display: none; padding: 10px; border-radius: 8px; }
.form-msg.success { display: block; background: #ecfdf5; color: #065f46; }
.form-msg.error { display: block; background: #fef2f2; color: #991b1b; }

/* ---- FOOTER ---- */
#footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,.75);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { font-size: .9rem; line-height: 1.7; max-width: 280px; }
.footer-col h5 {
  color: #fff;
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: rgba(255,255,255,.65);
  font-size: .88rem;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .82rem;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: rgba(255,255,255,.5); transition: var(--transition); }
.footer-bottom-links a:hover { color: var(--accent); }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  section { padding: 64px 0; }

  /* ---- Mobile Nav: expand-down approach (no position:fixed on ul) ---- */
  #header {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(15,37,72,1);
  }

  #navbar {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #0f2548;
    z-index: 999;
    display: none;
    box-shadow: 0 8px 24px rgba(0,0,0,.35);
    border-top: 1px solid rgba(255,255,255,.08);
  }
  #navbar.active {
    display: block;
  }
  #navbar ul {
    display: flex !important;
    flex-direction: column;
    gap: 0;
    padding: 12px 16px 20px;
    list-style: none;
    align-items: stretch;
  }
  #navbar ul li { width: 100%; }
  #navbar ul li a {
    display: block;
    padding: 14px 18px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 10px;
    color: rgba(255,255,255,.9);
    border-bottom: 1px solid rgba(255,255,255,.06);
  }
  #navbar ul li:last-child a { border-bottom: none; }
  #navbar ul li a:hover,
  #navbar ul li a.active {
    background: rgba(255,255,255,.1);
    color: #fff;
  }
  .nav-cta {
    background: var(--accent) !important;
    color: #0f172a !important;
    text-align: center !important;
    margin-top: 8px !important;
    border-radius: 10px !important;
  }
  .mobile-nav-toggle { display: flex; align-items: center; justify-content: center; }
  .hero-stats { gap: 24px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary, .hero-actions .btn-outline-white { justify-content: center; }
  .about-badge-float { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .trust-bar-inner { gap: 18px; }
  .process-steps { grid-template-columns: 1fr 1fr; }
}