/*
Theme Name: BlenSpark
Theme URI: https://blenspark.com
Author: BlenSpark
Description: Custom one-page WordPress theme for BlenSpark — 3D Configurators, AI, Web & IT Solutions. Dark hero with animated particles, popup promo modal, scroll-reveal services, tabbed technology stack, animated process section, stats, testimonials carousel, and contact footer.
Version: 1.0
Requires at least: 5.8
Tested up to: 6.5
License: GNU General Public License v2 or later
Tags: agency, business, one-page, 3d, technology, dark, custom-menu, featured-images
Text Domain: blenspark
*/

  :root{
    --navy:#141B2C;
    --navy-2:#1B2436;
    --teal:#2CB6C4;
    --teal-dark:#1E93A0;
    --grey:#5B6270;
    --ink:#26303F;
    --light-bg:#E9F7F8;
    --light-bg-2:#F3FBFB;
    --white:#FFFFFF;
    --line:#DCEEEF;
    --font-head:'Poppins', sans-serif;
    --font-body:'Inter', sans-serif;
  }
  *{margin:0; padding:0; box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{font-family:var(--font-body); color:var(--ink); background:var(--white); overflow-x:hidden;}
  a{text-decoration:none; color:inherit;}
  ul{list-style:none;}
  button{font-family:inherit; cursor:pointer; border:none;}
  img{max-width:100%; display:block;}
  .wrap{max-width:1200px; margin:0 auto; padding:0 40px;}
  @media (max-width:700px){ .wrap{padding:0 20px;} }

  /* ---------- side rail ---------- */
  .side-brand{
    position:fixed; left:0; top:0; height:100vh; width:34px; z-index:60;
    display:flex; align-items:center; justify-content:center;
    pointer-events:none;
  }
  .side-brand span{
    writing-mode:vertical-rl; transform:rotate(180deg);
    font-family:var(--font-head); font-weight:700; font-size:15px; letter-spacing:0.04em;
    color:var(--navy);
  }
  .lets-talk{
    position:fixed; left:0; bottom:60px; z-index:60;
    background:var(--teal); color:#fff; padding:14px 8px;
    writing-mode:vertical-rl; transform:rotate(180deg);
    font-size:12px; font-weight:600; letter-spacing:0.05em;
    border-radius:0 8px 8px 0; pointer-events:auto;
  }
  @media (max-width:700px){ .side-brand,.lets-talk{display:none;} }

  /* ---------- nav ---------- */
  header{
    position:sticky; top:0; z-index:50; background:#fff;
    border-bottom:1px solid var(--line);
  }
  nav{
    max-width:1200px; margin:0 auto; padding:20px 40px 20px 74px;
    display:flex; justify-content:center; gap:56px;
  }
  nav a{
    font-family:var(--font-head); font-size:13px; font-weight:600; letter-spacing:0.06em;
    color:var(--teal-dark); text-transform:uppercase; padding-bottom:6px; border-bottom:2px solid transparent;
  }
  nav a.active{color:var(--navy); border-color:var(--navy);}
  nav a:hover{color:var(--navy);}
  @media (max-width:700px){ nav{gap:20px; flex-wrap:wrap; padding-left:40px; font-size:11px;} }

  /* ---------- hero ---------- */
  .hero{
    background:var(--navy); position:relative; overflow:hidden;
    padding:90px 40px 60px 74px; text-align:center;
  }
  .hero-glow{
    position:absolute; inset:0; pointer-events:none; z-index:0;
    background:
      radial-gradient(480px 320px at 22% 30%, rgba(44,182,196,0.18), transparent 65%),
      radial-gradient(420px 300px at 78% 65%, rgba(44,182,196,0.12), transparent 65%);
  }
  .hero-particles{position:absolute; inset:0; z-index:0; pointer-events:none;}
  .p-dot{
    position:absolute; width:4px; height:4px; border-radius:50%;
    background:var(--teal); opacity:0.55;
    animation:drift linear infinite;
  }
  @keyframes drift{
    from{ transform:translateY(0) translateX(0); opacity:0;}
    10%{opacity:0.6;}
    90%{opacity:0.6;}
    to{ transform:translateY(-140px) translateX(20px); opacity:0;}
  }
  .hero-inner{position:relative; z-index:2; max-width:900px; margin:0 auto;}
  .hero-logo{
    font-family:var(--font-head); font-weight:800; font-size:clamp(48px,9vw,96px);
    line-height:1; letter-spacing:-0.01em; display:inline-flex;
  }
  .hero-logo .b1{color:var(--teal); text-shadow:3px 4px 0 rgba(0,0,0,0.25);}
  .hero-logo .b2{color:#7A8493; text-shadow:3px 4px 0 rgba(0,0,0,0.25);}
  .hero-tag{
    font-family:var(--font-head); font-weight:500; letter-spacing:0.35em; font-size:14px;
    color:#C7CEDA; margin-top:18px; height:20px;
  }
  .hero-tag .cursor{display:inline-block; width:2px; background:var(--teal); margin-left:2px; animation:blink 1s step-start infinite;}
  @keyframes blink{50%{opacity:0;}}
  .hero-actions{
    display:flex; gap:16px; justify-content:center; flex-wrap:wrap; margin-top:44px;
  }
  .btn{
    font-family:var(--font-head); font-weight:600; font-size:13.5px; letter-spacing:0.02em;
    padding:13px 26px; border-radius:6px; transition:transform .15s, box-shadow .15s, background .15s;
  }
  .btn-outline{background:transparent; color:#DCE2EA; border:1px solid #3B4557;}
  .btn-outline:hover{border-color:var(--teal); color:#fff;}
  .btn-teal{background:var(--teal); color:#fff;}
  .btn-teal:hover{background:var(--teal-dark); transform:translateY(-2px); box-shadow:0 10px 24px -8px rgba(44,182,196,0.6);}
  .btn-dark{background:transparent; color:#DCE2EA; border:1px solid #3B4557;}
  .btn-dark:hover{border-color:var(--teal); color:#fff;}

  /* logo marquee */
  .marquee-wrap{
    margin-top:70px; overflow:hidden; border-top:1px solid #262F42; padding-top:26px;
    position:relative; z-index:2;
  }
  .marquee{display:flex; gap:64px; width:max-content; animation:scroll-x 22s linear infinite;}
  @keyframes scroll-x{ from{transform:translateX(0);} to{transform:translateX(-50%);} }
  .marquee span{
    font-family:var(--font-head); font-weight:700; font-size:17px; color:#7A8493; white-space:nowrap;
  }

  /* ---------- popup modal ---------- */
  .modal-overlay{
    position:fixed; inset:0; background:rgba(10,14,22,0.6); z-index:200;
    display:flex; align-items:center; justify-content:center; padding:20px;
    opacity:0; pointer-events:none; transition:opacity .25s ease;
  }
  .modal-overlay.show{opacity:1; pointer-events:auto;}
  .modal-card{
    background:#fff; border-radius:16px; max-width:400px; width:100%; overflow:hidden;
    box-shadow:0 30px 70px -20px rgba(0,0,0,0.5);
    transform:translateY(16px) scale(0.98); transition:transform .3s ease;
  }
  .modal-overlay.show .modal-card{transform:translateY(0) scale(1);}
  .modal-media{position:relative; height:170px; background:linear-gradient(135deg,#1B2436,#2CB6C4);}
  .modal-close{
    position:absolute; top:12px; right:12px; width:30px; height:30px; border-radius:50%;
    background:rgba(255,255,255,0.9); display:flex; align-items:center; justify-content:center;
    font-size:16px; color:#333; z-index:3;
  }
  .modal-body{padding:24px 26px 26px;}
  .modal-eyebrow{font-family:var(--font-head); font-weight:700; font-size:11px; letter-spacing:0.08em; color:var(--teal-dark); margin-bottom:10px;}
  .modal-body h3{font-family:var(--font-head); font-size:21px; font-weight:700; margin-bottom:10px; line-height:1.25;}
  .modal-body p{font-size:13.5px; color:var(--grey); margin-bottom:16px;}
  .chip-row{display:flex; gap:8px; flex-wrap:wrap; margin-bottom:20px;}
  .chip{
    border:1px solid var(--line); color:var(--teal-dark); font-size:11.5px; font-weight:600;
    padding:6px 12px; border-radius:20px;
  }
  .modal-footer{display:flex; align-items:center; justify-content:space-between; gap:12px;}
  .modal-footer .btn-teal{padding:11px 20px; font-size:13px; border-radius:24px;}
  .modal-footer .skip{font-size:12.5px; color:var(--grey); text-decoration:underline;}

  /* ---------- section heads ---------- */
  .sec-head{text-align:center; max-width:640px; margin:0 auto 54px;}
  .sec-head h2{
    font-family:var(--font-head); font-weight:800; font-size:clamp(28px,4vw,38px);
    color:var(--teal-dark); margin-bottom:14px;
  }
  .sec-head .rule{width:56px; height:3px; background:var(--teal); margin:0 auto 16px; border-radius:2px;}
  .sec-head p{color:var(--grey); font-size:15px;}

  /* ---------- services ---------- */
  .services{padding:110px 40px 110px 74px; background:#fff;}
  .service-grid{
    max-width:1000px; margin:0 auto; display:grid; grid-template-columns:1fr 1fr; gap:36px 60px;
  }
  @media (max-width:760px){ .service-grid{grid-template-columns:1fr;} }
  .svc{
    display:flex; gap:16px; padding-bottom:22px; border-bottom:1px solid var(--line);
    opacity:0; transition:opacity .6s ease, transform .6s ease;
  }
  .svc.from-left{transform:translateX(-40px);}
  .svc.from-right{transform:translateX(40px);}
  .svc.in-view{opacity:1; transform:translateX(0);}
  .svc-icon{
    width:42px; height:42px; border-radius:10px; flex-shrink:0;
    background:var(--light-bg); display:flex; align-items:center; justify-content:center;
    color:var(--teal-dark);
  }
  .svc h4{font-family:var(--font-head); font-size:15.5px; font-weight:700; margin-bottom:6px; text-transform:uppercase; letter-spacing:0.01em;}
  .svc p{color:var(--teal-dark); font-size:12.5px; letter-spacing:0.01em; opacity:0.85;}

  /* ---------- tech stack ---------- */
  .stack{background:var(--light-bg); padding:100px 40px 100px 74px;}
  .stack-banner{
    max-width:1000px; margin:0 auto 0; border-radius:16px; overflow:hidden; position:relative;
    height:220px; background:linear-gradient(120deg, rgba(44,182,196,0.85), rgba(20,27,44,0.75)),
      repeating-linear-gradient(45deg, rgba(255,255,255,0.04) 0 2px, transparent 2px 14px);
    display:flex; align-items:center; justify-content:center; text-align:center;
  }
  .stack-banner h3{
    font-family:var(--font-head); color:#fff; font-weight:700; font-size:clamp(20px,3vw,28px);
    border-bottom:2px solid #fff; padding-bottom:10px;
  }
  .tabs{
    max-width:1000px; margin:26px auto 0; display:flex; flex-wrap:wrap; gap:10px; justify-content:center;
  }
  .tab-btn{
    background:#fff; border:1px solid var(--line); color:var(--ink); font-size:13px; font-weight:600;
    padding:11px 18px; border-radius:8px; transition:background .15s, color .15s, border-color .15s;
  }
  .tab-btn.active{background:var(--teal); color:#fff; border-color:var(--teal);}
  .tab-btn:hover:not(.active){border-color:var(--teal);}

  .tech-panel{max-width:1000px; margin:44px auto 0;}
  .tech-panel h4{font-family:var(--font-head); font-size:22px; font-weight:700; color:var(--teal-dark); margin-bottom:6px;}
  .tech-panel .sub{color:var(--grey); font-size:13.5px; margin-bottom:26px;}
  .tech-grid{display:grid; grid-template-columns:repeat(5, 1fr); gap:16px;}
  @media (max-width:760px){ .tech-grid{grid-template-columns:repeat(3,1fr);} }
  .tech-item{
    background:#fff; border:1px solid var(--line); border-radius:12px; padding:22px 10px;
    text-align:center; transition:transform .15s, box-shadow .15s;
  }
  .tech-item:hover{transform:translateY(-4px); box-shadow:0 12px 24px -12px rgba(20,27,44,0.2);}
  .tech-item .ic{
    width:46px; height:46px; border-radius:10px; margin:0 auto 10px; background:var(--light-bg);
    display:flex; align-items:center; justify-content:center; font-family:var(--font-head);
    font-weight:700; color:var(--teal-dark); font-size:14px;
  }
  .tech-item span{font-size:12.5px; font-weight:600; color:var(--ink);}

  /* CTA band */
  .cta-band{max-width:1000px; margin:60px auto 0; background:#fff; border-radius:16px; padding:38px; text-align:center; box-shadow:0 20px 50px -30px rgba(20,27,44,0.25);}
  .cta-band .btn-teal{background:linear-gradient(120deg, var(--teal), var(--teal-dark)); border-radius:8px; padding:14px 30px; font-size:14px; display:inline-block; margin-bottom:10px;}
  .cta-band p{color:var(--grey); font-size:13.5px;}

  /* ---------- process ---------- */
  .process{background:var(--light-bg); padding:100px 40px 110px 74px;}
  .process-stage{
    max-width:880px; margin:0 auto; position:relative;
    display:grid; grid-template-columns:1fr 200px 1fr; align-items:center; gap:24px;
  }
  @media (max-width:820px){ .process-stage{grid-template-columns:1fr; text-align:center;} }
  .phone{
    width:200px; height:400px; margin:0 auto; border:10px solid var(--navy); border-radius:36px;
    background:linear-gradient(160deg, var(--teal), var(--navy)); position:relative; overflow:hidden;
    box-shadow:0 30px 50px -20px rgba(20,27,44,0.35);
  }
  .phone::before{content:''; position:absolute; top:8px; left:50%; transform:translateX(-50%); width:70px; height:14px; background:var(--navy); border-radius:10px;}
  .phone .pl{
    position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
    font-family:var(--font-head); font-weight:800; color:#fff; font-size:20px; text-align:center;
  }
  .p-card{
    background:#fff; border-radius:14px; padding:26px 22px; box-shadow:0 20px 40px -24px rgba(20,27,44,0.25);
    text-align:left;
  }
  @media (max-width:820px){ .p-card{text-align:center;} }
  .p-card .num{
    width:38px; height:38px; border-radius:50%; background:var(--light-bg-2); border:1px solid var(--teal);
    color:var(--teal-dark); font-family:var(--font-head); font-weight:700; display:flex; align-items:center; justify-content:center;
    margin-bottom:14px;
  }
  @media (max-width:820px){ .p-card .num{margin:0 auto 14px;} }
  .p-card h5{font-family:var(--font-head); font-weight:800; font-size:16px; letter-spacing:0.03em; margin-bottom:8px; text-transform:uppercase;}
  .p-card p{color:var(--grey); font-size:13.5px;}
  .p-card.bottom{grid-column:1/-1; max-width:280px; margin:0 auto;}

  /* stats */
  .stats{background:var(--light-bg); padding:0 40px 100px 74px;}
  .stats-grid{max-width:1000px; margin:0 auto; display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
  @media (max-width:700px){ .stats-grid{grid-template-columns:1fr;} }
  .stat-card{
    background:#fff; border-radius:14px; padding:34px 20px; text-align:center;
    box-shadow:0 16px 34px -24px rgba(20,27,44,0.2);
  }
  .stat-card .ic{
    width:44px; height:44px; border-radius:50%; background:var(--light-bg-2); margin:0 auto 14px;
    display:flex; align-items:center; justify-content:center; color:var(--teal-dark); font-size:18px;
  }
  .stat-card b{display:block; font-family:var(--font-head); font-size:15px; font-weight:700; color:var(--teal-dark); margin-bottom:6px;}
  .stat-card .num{font-family:var(--font-head); font-size:34px; font-weight:800; color:var(--ink); margin-bottom:4px;}
  .stat-card .cap{font-size:12.5px; color:var(--grey);}

  /* about */
  .about{padding:100px 40px 100px 74px; background:#fff;}
  .about-grid{max-width:1080px; margin:0 auto; display:grid; grid-template-columns:1.1fr 0.9fr; gap:60px; align-items:center;}
  @media (max-width:820px){ .about-grid{grid-template-columns:1fr;} }
  .about h2{font-family:var(--font-head); font-weight:800; font-size:clamp(28px,4vw,38px); color:var(--teal-dark); margin-bottom:16px;}
  .about .rule{width:56px; height:3px; background:var(--teal); margin-bottom:22px; border-radius:2px;}
  .about p{color:var(--grey); font-size:14.5px; margin-bottom:16px;}
  .about-actions{display:flex; gap:12px; margin-top:22px;}
  .btn-navy{background:var(--navy); color:#fff; padding:13px 24px; border-radius:6px; font-family:var(--font-head); font-weight:600; font-size:13.5px;}
  .btn-line{border:1px solid var(--navy); color:var(--navy); padding:12px 24px; border-radius:6px; font-family:var(--font-head); font-weight:600; font-size:13.5px;}
  .about-art{position:relative; height:280px;}
  .about-art .card-bg{
    position:absolute; inset:20px 0 0 20px; background:var(--teal); border-radius:14px; transform:rotate(-6deg);
  }
  .about-art .card-front{
    position:absolute; inset:0 20px 20px 0; background:#fff; border-radius:14px; box-shadow:0 24px 50px -20px rgba(20,27,44,0.3);
    display:flex; align-items:center; justify-content:center;
  }
  .about-art .card-front .brandmark{
    font-family:var(--font-head); font-weight:800; font-size:24px;
  }
  .about-art .card-front .brandmark .b1{color:var(--teal);}
  .about-art .card-front .brandmark .b2{color:#7A8493;}

  /* testimonials */
  .testi{background:var(--light-bg); padding:100px 40px 110px 74px;}
  .testi-card{
    max-width:640px; margin:0 auto; background:#fff; border-radius:16px; padding:44px 40px;
    text-align:center; box-shadow:0 20px 44px -26px rgba(20,27,44,0.25); position:relative;
  }
  .testi-avatar{
    width:52px; height:52px; border-radius:50%; border:2px solid var(--teal); margin:0 auto 14px;
    display:flex; align-items:center; justify-content:center; color:var(--teal-dark); font-size:22px;
  }
  .testi-quote-mark{font-family:var(--font-head); font-size:30px; color:var(--teal); margin-bottom:6px;}
  .testi-text{font-style:italic; color:var(--ink); font-size:14.5px; margin-bottom:18px; min-height:66px;}
  .testi-name{font-family:var(--font-head); font-weight:700; color:var(--teal-dark); font-size:14.5px;}
  .testi-role{color:var(--grey); font-size:12.5px; margin-top:2px;}
  .testi-nav{display:flex; align-items:center; justify-content:center; gap:20px; margin-top:26px;}
  .arrow-btn{
    width:36px; height:36px; border-radius:50%; background:#fff; border:1px solid var(--line);
    display:flex; align-items:center; justify-content:center; font-size:16px; color:var(--teal-dark);
  }
  .dots{display:flex; gap:8px;}
  .dot{width:7px; height:7px; border-radius:50%; background:#C6E3E5;}
  .dot.active{background:var(--teal); width:20px; border-radius:5px; transition:width .2s;}

  /* footer */
  footer{background:var(--light-bg-2); padding:90px 40px 30px 74px;}
  .foot-head{text-align:center; margin-bottom:50px;}
  .foot-head h2{font-family:var(--font-head); font-weight:800; font-size:clamp(24px,3.4vw,32px); color:var(--teal-dark);}
  .foot-grid{max-width:1000px; margin:0 auto; display:grid; grid-template-columns:1fr 1fr 1fr auto; gap:40px; align-items:start;}
  @media (max-width:820px){ .foot-grid{grid-template-columns:1fr 1fr; } .foot-grid .cta-col{grid-column:1/-1; text-align:center;} }
  .foot-col h6{font-family:var(--font-head); font-weight:700; font-size:13px; color:var(--teal-dark); margin-bottom:12px; letter-spacing:0.04em;}
  .foot-col p, .foot-col a{font-size:13px; color:var(--grey); line-height:1.7; display:block;}
  .foot-social{display:flex; gap:10px; margin-top:14px;}
  .foot-social span{
    width:30px; height:30px; border-radius:50%; background:var(--teal); color:#fff;
    display:flex; align-items:center; justify-content:center; font-size:13px;
  }
  .cta-col{text-align:right;}
  @media (max-width:820px){ .cta-col{text-align:center;} }
  .foot-bottom{
    max-width:1000px; margin:60px auto 0; padding-top:20px; border-top:1px solid var(--line);
    text-align:center; font-size:12px; color:var(--grey);
  }