:root{
    --primary:#0b0f17;
    --primary-2:#111827;
    --accent:#d61f26;
    --accent-dark:#b3151b;
    --bg:#f6f7f9;
    --surface:#ffffff;
    --text:#0f172a;
    --muted:#6b7280;
    --border:#e5e7eb;

    --radius:18px;
    --radius-sm:12px;
    --shadow: 0 14px 40px rgba(15,23,42,.10);
    --shadow-sm: 0 10px 24px rgba(15,23,42,.08);
    --shadow-xs: 0 6px 16px rgba(15,23,42,.08);

    --container-max: 1320px;
  }

  /* ----------------------------
     GLOBAL BASE
  ---------------------------- */
  html, body{ height:100%; }
  body{
    font-family: Manrope, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    color: var(--text);
    background: #fff;
  }
  .container-xl{ max-width: var(--container-max); }
  h1,h2,h3,h4,h5,h6{
    font-family: Montserrat, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    letter-spacing: -0.01em;
  }
  .text-muted{ color: var(--muted) !important; }
  .bg-light{ background: var(--bg) !important; }
  .rounded-4{ border-radius: var(--radius) !important; }
  .rounded-3{ border-radius: var(--radius-sm) !important; }

  /* smoothness */
  a, button, .card{
    transition: transform .25s ease, box-shadow .25s ease, background-color .25s ease, color .25s ease, border-color .25s ease, opacity .25s ease;
  }

  /* buttons */
  .btn-danger{
    background: var(--accent) !important;
    border-color: var(--accent) !important;
  }
  .btn-danger:hover{
    background: var(--accent-dark) !important;
    border-color: var(--accent-dark) !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-xs);
  }
  .btn-outline-light:hover,
  .btn-outline-dark:hover{
    transform: translateY(-1px);
    box-shadow: var(--shadow-xs);
  }
  .btn-lg{ border-radius: 999px; padding: .9rem 1.25rem; }
  .btn-sm{ border-radius: 999px; }

  /* badges */
  .badge.text-bg-danger{ background: var(--accent) !important; }
  .text-danger{ color: var(--accent) !important; }
  .bg-danger{ background: var(--accent) !important; }

  /* cards */
  .card{
    border-radius: var(--radius);
  }
  .shadow-sm{
    box-shadow: var(--shadow-sm) !important;
  }

  /* helper for object-fit on older browsers */
  .object-fit-cover{ object-fit: cover; }

  /* ----------------------------
     HEADER / NAV
  ---------------------------- */
  .topbar{
    background: #0b0f17;
    color: rgba(255,255,255,.85);
    font-size: .9rem;
  }
  .topbar a{
    color: rgba(255,255,255,.85);
    text-decoration: none;
  }
  .topbar a:hover{ color: #fff; }
  .topbar .divider{
    width: 1px;
    height: 18px;
    background: rgba(255,255,255,.18);
    margin: 0 .75rem;
  }
  .topbar .socials a{
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: rgba(255,255,255,.08);
  }
  .topbar .socials a:hover{
    background: rgba(255,255,255,.18);
  }
  header{ position: sticky; top:0; z-index: 1020; }
  header .navbar{
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(10px);
  }
  .navbar-brand span:last-child{
    font-weight: 800;
    letter-spacing: -0.02em;
  }
  .navbar-brand .logo-full{
    width: 180px;
    height: 48px;
    object-fit: contain;
  }
  .navbar-nav .nav-link{
    color: #1f2937 !important;
    font-weight: 700;
    position: relative;
    padding: .55rem .9rem !important;
  }
  .navbar-nav .nav-link::after{
    content:"";
    position:absolute;
    left:.9rem; right:.9rem; bottom:.35rem;
    height:2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s ease;
    opacity:.9;
  }
  .navbar-nav .nav-link:hover::after{ transform: scaleX(1); }

  /* logo pill */
  .navbar-brand .bg-danger{
    box-shadow: 0 10px 24px rgba(214,31,38,.25);
  }

  /* ----------------------------
     HERO (match screenshot feel)
  ---------------------------- */
  #home{
    position: relative;
    overflow: hidden;
  }
  #home .hero-carousel{
    position: absolute;
    inset: 0;
    z-index: 0;
  }
  #home .hero-carousel::after{
    content:"";
    position:absolute;
    inset:0;
    z-index: 1;
    background: rgba(0,0,0,.45);
    pointer-events:none;
  }
  #home .hero-carousel .carousel-inner,
  #home .hero-carousel .carousel-item{
    position: relative;
    z-index: 0;
  }
  #home .hero-carousel .carousel-inner,
  #home .hero-carousel .carousel-item{
    height: 100%;
    min-height: 70vh;
  }
  #home .hero-carousel .carousel-item{
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
  }
  #home .hero-carousel .carousel-control-prev,
  #home .hero-carousel .carousel-control-next{
    width: 5rem;
    opacity: .65;
  }
  #home .hero-carousel .carousel-indicators [data-bs-target]{
    width: 28px;
    height: 4px;
    border-radius: 999px;
    opacity: .5;
  }
  #home .hero-carousel .carousel-indicators .active{
    opacity: 1;
    background-color: var(--accent);
  }
  /* Use the existing right image as visual; but add overlay + tech lines on section */
  #home::before{
    content:"";
    position:absolute; inset:0;
    z-index: 1;
    background: rgba(0,0,0,.25);
    pointer-events:none;
  }
  /* subtle "network lines" pattern */
  #home::after{
    content:"";
    position:absolute; inset:-2px;
    z-index: 1;
    background-image:
      linear-gradient(to right, rgba(255,255,255,.05) 1px, transparent 1px),
      linear-gradient(to bottom, rgba(255,255,255,.04) 1px, transparent 1px);
    background-size: 120px 120px;
    opacity:.22;
    mask-image: radial-gradient(circle at 50% 35%, black 0 55%, transparent 75%);
    pointer-events:none;
  }
  #home .container{
    position: relative;
    z-index: 2;
  }
  #home h1{
    line-height: 1.02;
  }
  /* left red accent bar similar to screenshot */
  #home h1{
    position: relative;
    padding-left: 18px;
  }
  #home h1::before{
    content:"";
    position:absolute;
    left:0; top:.22em;
    width: 6px; height: 1.35em;
    background: var(--accent);
    border-radius: 999px;
    box-shadow: 0 10px 24px rgba(214,31,38,.35);
  }
  #home .lead{
    max-width: 44ch;
  }
  #home .ratio{
    border-radius: calc(var(--radius) + 6px) !important;
    box-shadow: 0 22px 55px rgba(0,0,0,.35);
    overflow: hidden;
  }
  #home .ratio img{
    transform: scale(1.03);
    filter: contrast(1.05) saturate(1.05);
  }
  #home .d-inline-flex.bg-black{
    border: 1px solid rgba(255,255,255,.10);
    box-shadow: 0 18px 40px rgba(0,0,0,.35);
    border-radius: 999px;
    padding: .85rem 1rem !important;
  }

  /* ----------------------------
     FEATURE CARDS (3)
  ---------------------------- */
  section.bg-light .card{
    background: rgba(255,255,255,.95);
  }
  section.bg-light .card:hover{
    transform: translateY(-6px);
    box-shadow: var(--shadow);
  }
  /* icon block */
  section.bg-light .card .bg-danger{
    border-radius: 14px !important;
    box-shadow: 0 16px 30px rgba(214,31,38,.20);
  }

  /* ----------------------------
     ABOUT COLLAGE
  ---------------------------- */
  #about .ratio{
    border-radius: calc(var(--radius) + 10px) !important;
    box-shadow: var(--shadow-sm);
    overflow:hidden;
    z-index: 1;
  }
  #about .ratio img{
    display: block;
  }
  .ratio-3x4{
    --bs-aspect-ratio: 133.3333%;
  }
  /* add a red corner accent on collage (top-left) */
  #about .col-lg-6:first-child{
    position: relative;
  }
  #about .col-lg-6:first-child::before{
    content:"";
    position:absolute;
    left:-10px; top:-10px;
    width:110px; height:110px;
    background: var(--accent);
    border-radius: 26px;
    transform: rotate(8deg);
    opacity: .95;
    z-index: 0;
    box-shadow: 0 22px 45px rgba(214,31,38,.22);
  }
  #about .col-lg-6:first-child .row{
    position: relative;
    z-index: 1;
  }
  #about .border.bg-light{
    border-color: rgba(229,231,235,.9) !important;
    background: #fff !important;
    box-shadow: var(--shadow-xs);
  }

  /* ----------------------------
     SERVICES GRID
  ---------------------------- */
  #services .card{
    overflow: hidden;
  }
  #services .card .ratio img{
    transition: transform .35s ease, filter .35s ease;
  }
  #services .card:hover .ratio img{
    transform: scale(1.06);
    filter: contrast(1.05) saturate(1.08);
  }
  #services .badge{
    border-radius: 999px;
    padding: .45rem .75rem;
    letter-spacing: .02em;
    box-shadow: 0 12px 26px rgba(214,31,38,.18);
  }
  #services .card-body{
    padding: 1.05rem 1.05rem 1.15rem;
  }

  /* ----------------------------
     TRACKING STRIP (match red bar)
  ---------------------------- */
  #tracking .card{
    border-radius: calc(var(--radius) + 8px);
    box-shadow: var(--shadow);
  }
  #tracking .card-body{
    background:
      radial-gradient(700px 220px at 10% 0%, rgba(255,255,255,.18), transparent 60%),
      linear-gradient(90deg, rgba(214,31,38,.96), rgba(214,31,38,.92));
    color:#fff;
    border-radius: calc(var(--radius) + 8px);
  }
  #tracking .text-muted{ color: rgba(255,255,255,.75) !important; }
  #tracking .bg-danger{
    background: rgba(255,255,255,.15) !important;
    border: 1px solid rgba(255,255,255,.22);
    box-shadow: 0 16px 30px rgba(0,0,0,.12);
  }
  #tracking .form-control,
  #tracking .form-select{
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,.35);
    background: rgba(255,255,255,.95);
    color: #111827;
    box-shadow: 0 12px 22px rgba(0,0,0,.10);
  }
  #tracking .form-control::placeholder{ color: #6b7280; }
  #tracking .btn-danger{
    border-radius: 12px !important;
    background: #111827 !important;
    border-color: #111827 !important;
  }
  #tracking .btn-danger:hover{
    background:#0b0f17 !important;
    border-color:#0b0f17 !important;
    transform: translateY(-1px);
  }

  /* ----------------------------
     VIDEO BANNER
  ---------------------------- */
  .video-banner{
    position: relative;
    background: #0b0f17;
    overflow: hidden;
    display: flex;
    justify-content: center;
  }
  .video-banner::after{
    content:"";
    position:absolute;
    inset:0;
    background:
      linear-gradient(180deg, rgba(11,15,23,.55) 0%, rgba(11,15,23,.15) 45%, rgba(11,15,23,.65) 100%);
    pointer-events:none;
  }
  .video-banner video,
  .video-banner img{
    width: min(80vw, 1400px);
    height: auto;
    aspect-ratio: 16 / 9;
    display: block;
    object-fit: cover;
    filter: contrast(1.05) saturate(1.08);
  }
  @keyframes pulseRing{
    0%{ transform: scale(.95); opacity:.65; }
    70%{ transform: scale(1.15); opacity:0; }
    100%{ transform: scale(1.15); opacity:0; }
  }

  /* ----------------------------
     3 STEPS (connector dotted line)
  ---------------------------- */
  section.bg-light .text-center .rounded-circle.bg-danger{
    box-shadow: 0 16px 30px rgba(214,31,38,.20);
  }

  /* add connector line across the 3 cards (desktop) */
  section.bg-light .row.justify-content-center{
    position: relative;
  }
  @media (min-width: 992px){
    section.bg-light .row.justify-content-center::before{
      content:"";
      position:absolute;
      left: 10%;
      right: 10%;
      top: 76px;
      height: 2px;
      background-image: linear-gradient(to right, rgba(214,31,38,.65) 40%, rgba(214,31,38,0) 0%);
      background-position: top;
      background-size: 16px 2px;
      background-repeat: repeat-x;
      opacity: .9;
      pointer-events:none;
    }
  }

  /* ----------------------------
     WORLD TILES
  ---------------------------- */
  section .card .ratio{
    border-top-left-radius: var(--radius);
    border-top-right-radius: var(--radius);
    overflow:hidden;
  }

  /* ----------------------------
     DARK + RED FORM SPLIT
  ---------------------------- */
  #contact{
    position: relative;
    overflow:hidden;
  }
  #contact::before{
    content:"";
    position:absolute; inset:-1px;
    background:
      radial-gradient(900px 420px at 20% 35%, rgba(214,31,38,.10), transparent 65%),
      radial-gradient(900px 520px at 80% 35%, rgba(255,255,255,.06), transparent 70%),
      linear-gradient(180deg, rgba(0,0,0,.0), rgba(0,0,0,.12));
    pointer-events:none;
  }
  #contact .container{ position:relative; z-index:1; }
  #contact .border{
    border-color: rgba(255,255,255,.10) !important;
  }
  #contact .bg-danger{
    border-radius: calc(var(--radius) + 8px);
    box-shadow: 0 28px 70px rgba(214,31,38,.24);
    position: relative;
    overflow:hidden;
  }
  #contact .bg-danger::before{
    content:"";
    position:absolute;
    inset:-2px;
    background-image:
      radial-gradient(circle at 20% 20%, rgba(255,255,255,.12), transparent 45%),
      radial-gradient(circle at 90% 35%, rgba(255,255,255,.10), transparent 40%),
      radial-gradient(circle at 30% 90%, rgba(0,0,0,.10), transparent 55%);
    pointer-events:none;
  }
  #contact .bg-danger > *{ position: relative; z-index: 1; }

  #contact .form-control,
  #contact .form-select{
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,.35);
    background: rgba(255,255,255,.96);
  }
  #contact .btn-dark{
    border-radius: 12px;
    box-shadow: 0 14px 30px rgba(0,0,0,.18);
  }
  #contact .btn-dark:hover{
    transform: translateY(-1px);
  }

  /* ----------------------------
     TESTIMONIALS
  ---------------------------- */
  section.bg-light .card-body{
    padding: 1.35rem 1.35rem 1.2rem;
  }
  section.bg-light .card-body .fa-star{
    filter: drop-shadow(0 8px 18px rgba(214,31,38,.10));
  }
  section.bg-light .card:hover{
    transform: translateY(-5px);
    box-shadow: var(--shadow);
  }

  /* ----------------------------
     RED SPLIT CTA CARD
  ---------------------------- */
  section .card.border-0.shadow-sm.overflow-hidden .bg-danger{
    background:
      radial-gradient(700px 260px at 20% 20%, rgba(255,255,255,.12), transparent 60%),
      linear-gradient(90deg, rgba(214,31,38,.98), rgba(214,31,38,.92)) !important;
  }

  /* ----------------------------
     BLOG CARDS
  ---------------------------- */
  #blog .card{
    overflow:hidden;
  }
  #blog .card:hover{
    transform: translateY(-6px);
    box-shadow: var(--shadow);
  }
  #blog .ratio img{
    transition: transform .35s ease, filter .35s ease;
  }
  #blog .card:hover .ratio img{
    transform: scale(1.06);
    filter: contrast(1.05) saturate(1.08);
  }

  /* ----------------------------
     LOGO STRIP
  ---------------------------- */
  section.py-4{
    border-top: 1px solid rgba(229,231,235,.8);
    border-bottom: 1px solid rgba(229,231,235,.8);
    background: #fff;
  }

  /* ----------------------------
     FOOTER
  ---------------------------- */
  footer{
    background: #0b0f17 !important;
  }
  .footer-logo{
    display: inline-flex;
    align-items: center;
    gap: .65rem;
  }
  .footer-logo .logo-full{
    background: #ffffff;
    padding: .35rem .5rem;
    border-radius: 12px;
    box-shadow: 0 12px 26px rgba(0,0,0,.25);
  }
  footer a.link-light{
    color: rgba(255,255,255,.80) !important;
  }
  footer a.link-light:hover{
    color: #fff !important;
    transform: translateY(-1px);
  }
  footer .btn-outline-light{
    border-radius: 999px;
  }
  footer hr{ opacity:.15; }
  footer .bg-danger{
    box-shadow: 0 16px 30px rgba(214,31,38,.18);
  }

  /* ----------------------------
     RESPONSIVE TUNING
  ---------------------------- */
  @media (max-width: 991.98px){
    #home h1{ padding-left: 14px; }
    #home .display-4{ font-size: clamp(2.1rem, 6vw, 3.2rem); }
    #home .lead{ max-width: none; }
    #tracking .btn-danger{ width: 100%; }
  }
  @media (max-width: 575.98px){
    .btn-lg{ width: 100%; }
    #home .d-inline-flex.bg-black{ width: 100%; justify-content: flex-start; }
  }

  /* ----------------------------
     FLOATING ACTIONS
  ---------------------------- */
  .floating-actions{
    position: fixed;
    right: 18px;
    bottom: 18px;
    display: grid;
    gap: 10px;
    z-index: 1050;
  }
  .floating-actions .fab{
    width: 52px;
    height: 52px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    box-shadow: 0 14px 28px rgba(0,0,0,.28);
    border: 1px solid rgba(255,255,255,.15);
  }
  .floating-actions .fab--whatsapp{ background: #25d366; }
  .floating-actions .fab--call{ background: #0f172a; }
  .floating-actions .fab--top{ background: var(--accent); }
  .floating-actions .fab:hover{
    transform: translateY(-2px);
    box-shadow: 0 18px 34px rgba(0,0,0,.32);
  }