/*
Theme Name: Chemi Link
Theme URI: https://chemilink.sa
Author: Chemi Link
Author URI: https://chemilink.sa
Description: Custom one-page bilingual (Arabic/English) corporate website for Chemi Link, a chemical trading and distribution company serving oilfield service companies across the GCC. Includes company profile, vision & mission, locations, industry segments, full chemical product catalogue, clients, and contact sections.
Version: 1.0
Requires at least: 5.0
Requires PHP: 7.0
License: Unlicense
Text Domain: chemilink
*/

:root{
    --navy-950:#071B2C;
    --navy-900:#0A2338;
    --navy-800:#0F2E47;
    --navy-700:#164060;
    --teal-600:#1F7A6C;
    --teal-500:#2C9584;
    --green-500:#6FB93C;
    --green-400:#8FCE55;
    --paper:#F4F6F2;
    --paper-2:#EAEEE6;
    --ink:#12222D;
    --mist:#5C6D74;
    --line:rgba(15,46,71,0.12);
    --max:1180px;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'IBM Plex Sans Arabic', 'Space Grotesk', sans-serif;
    background:var(--paper);
    color:var(--ink);
    line-height:1.7;
    overflow-x:hidden;
    transition:font-family .1s;
  }
  body.lang-en{ font-family:'Inter','Space Grotesk',sans-serif; }
  body.lang-en h1, body.lang-en h2, body.lang-en h3, body.lang-en h4{ font-family:'Space Grotesk','Inter',sans-serif; }
  @media (prefers-reduced-motion: reduce){
    *{animation:none !important; transition:none !important;}
  }
  .en{font-family:'Space Grotesk', 'IBM Plex Sans Arabic', sans-serif; direction:ltr; unicode-bidi:isolate;}
  a{color:inherit; text-decoration:none;}
  img{max-width:100%; display:block;}
  .wrap{max-width:var(--max); margin:0 auto; padding:0 28px;}
  h1,h2,h3,h4{font-weight:700; line-height:1.25;}
  ::selection{background:var(--green-500); color:var(--navy-950);}

  /* ===== Scroll flow line ===== */
  .flow-rail{
    position:fixed; top:0; right:14px; bottom:0; width:2px;
    z-index:5; pointer-events:none;
    background:linear-gradient(to bottom, transparent 0%, var(--line) 8%, var(--line) 92%, transparent 100%);
    display:none;
  }
  [dir="ltr"] .flow-rail{ right:auto; left:14px; }
  @media(min-width:1000px){ .flow-rail{display:block;} }

  /* ===== Header ===== */
  header{
    position:fixed; top:0; left:0; right:0; z-index:100;
    background:rgba(7,27,44,0.72);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(255,255,255,0.08);
  }
  .nav{display:flex; align-items:center; justify-content:space-between; padding:12px 28px; max-width:var(--max); margin:0 auto; gap:18px;}
  .brand{display:flex; align-items:center;}
  .brand img{height:34px; width:auto; display:block;}
  nav.links{display:flex; gap:26px; align-items:center;}
  nav.links a.nav-link{color:#cfe0e6; font-size:14.5px; font-weight:500; position:relative; padding:6px 0; transition:color .25s;}
  nav.links a.nav-link:hover{color:#fff;}
  nav.links a.nav-link::after{content:''; position:absolute; bottom:0; right:0; width:0; height:1.5px; background:var(--green-500); transition:width .3s;}
  [dir="ltr"] nav.links a.nav-link::after{ right:auto; left:0; }
  nav.links a.nav-link:hover::after{width:100%;}
  .nav-cta{
    background:var(--green-500); color:var(--navy-950) !important; font-weight:700;
    padding:9px 20px; border-radius:3px; font-size:14px;
  }
  .nav-cta:hover{background:var(--green-400);}
  .lang-switch{display:flex; align-items:center; border:1px solid rgba(255,255,255,.25); border-radius:20px; overflow:hidden; flex-shrink:0;}
  .lang-btn{
    padding:7px 14px; font-size:12.5px; font-weight:700; color:#B9C9CF; cursor:pointer; background:transparent;
    border:none; font-family:'Space Grotesk',sans-serif; letter-spacing:.5px; transition:all .2s;
  }
  .lang-btn.active-lang{background:var(--green-500); color:var(--navy-950);}
  .burger{display:none; flex-direction:column; gap:5px; cursor:pointer; background:none; border:none; padding:6px;}
  .burger span{width:24px; height:2px; background:#fff; display:block;}
  @media(max-width:980px){
    nav.links{position:fixed; inset:64px 0 0 0; background:var(--navy-950); flex-direction:column; padding:40px 28px; gap:20px; transform:translateX(100%); transition:transform .35s ease; overflow-y:auto; align-items:stretch;}
    [dir="ltr"] nav.links{ transform:translateX(-100%); }
    nav.links.open{transform:translateX(0);}
    nav.links a.nav-link{font-size:18px;}
    .burger{display:flex;}
    .lang-switch.desktop-only{display:none;}
  }
  @media(min-width:981px){ .lang-switch.mobile-only{display:none;} }

  /* ===== Hero ===== */
  .hero{
    position:relative; min-height:100vh; display:flex; align-items:center;
    background:radial-gradient(ellipse 120% 80% at 75% 15%, #103B58 0%, var(--navy-900) 45%, var(--navy-950) 100%);
    overflow:hidden;
    padding-top:90px;
  }
  .hero-grid{
    position:absolute; inset:0; opacity:.35;
    background-image:
      linear-gradient(rgba(111,185,60,0.08) 1px, transparent 1px),
      linear-gradient(90deg, rgba(111,185,60,0.08) 1px, transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(ellipse 70% 70% at 70% 30%, black 10%, transparent 75%);
  }
  .hero-pipes{position:absolute; inset:0; z-index:1; opacity:.9;}
  .hero-inner{position:relative; z-index:2; max-width:var(--max); margin:0 auto; padding:60px 28px 100px; width:100%;}
  .eyebrow{
    display:inline-flex; align-items:center; gap:10px; color:var(--green-400); font-size:13.5px; font-weight:600;
    letter-spacing:1.5px; margin-bottom:26px; text-transform:uppercase;
  }
  .eyebrow::before{content:''; width:26px; height:1px; background:var(--green-400);}
  .hero h1{
    color:#fff; font-size:clamp(34px, 5.4vw, 64px); max-width:820px; letter-spacing:-0.5px;
  }
  .hero h1 .accent{color:var(--green-400); display:block;}
  .hero p.lead{
    color:#B9C9CF; font-size:clamp(16px,1.9vw,19px); max-width:600px; margin-top:26px; font-weight:300;
  }
  .hero-actions{display:flex; gap:16px; margin-top:40px; flex-wrap:wrap;}
  .btn{
    display:inline-flex; align-items:center; gap:8px; padding:15px 30px; border-radius:3px; font-weight:600; font-size:15px;
    transition:transform .25s ease, background .25s ease, box-shadow .25s ease; cursor:pointer; border:none;
  }
  .btn-primary{background:var(--green-500); color:var(--navy-950);}
  .btn-primary:hover{background:var(--green-400); transform:translateY(-2px); box-shadow:0 10px 30px -8px rgba(111,185,60,.5);}
  .btn-ghost{background:transparent; color:#fff; border:1px solid rgba(255,255,255,0.28);}
  .btn-ghost:hover{border-color:#fff; transform:translateY(-2px);}
  .hero-stats{
    display:grid; grid-template-columns:repeat(4,1fr); gap:0; margin-top:70px; max-width:900px;
    border-top:1px solid rgba(255,255,255,0.12);
  }
  .hero-stats div{padding:22px 20px 0; border-left:1px solid rgba(255,255,255,0.12);}
  .hero-stats div:first-child{padding-right:0;}
  .hero-stats .num{font-family:'Space Grotesk',sans-serif; color:#fff; font-size:clamp(24px,3vw,34px); font-weight:700;}
  .hero-stats .lbl{color:#93A6AD; font-size:13px; margin-top:6px;}
  @media(max-width:700px){.hero-stats{grid-template-columns:repeat(2,1fr); row-gap:26px;}}

  /* ===== Section shell ===== */
  section{padding:110px 0; position:relative;}
  .section-dark{background:var(--navy-950); color:#EDF2F0;}
  .kicker{display:flex; align-items:center; gap:14px; margin-bottom:18px;}
  .kicker .node{
    width:34px; height:34px; border-radius:50%; border:1.5px solid var(--green-500);
    display:flex; align-items:center; justify-content:center; flex-shrink:0; position:relative;
  }
  .kicker .node::after{content:''; width:8px; height:8px; border-radius:50%; background:var(--green-500);}
  .kicker .txt{font-size:13px; letter-spacing:2px; font-weight:600; text-transform:uppercase; color:var(--teal-600);}
  .section-dark .kicker .txt{color:var(--green-400);}
  h2.section-title{font-size:clamp(28px,3.6vw,42px); max-width:640px;}
  .section-dark h2.section-title{color:#fff;}
  p.section-sub{color:var(--mist); max-width:620px; font-size:16.5px; margin-top:16px;}
  .section-dark p.section-sub{color:#9FB2B8;}

  .joint{position:relative; height:1px; background:var(--line); max-width:var(--max); margin:0 auto;}
  .joint span{
    position:absolute; top:50%; right:calc(50% - 1px); transform:translate(50%,-50%);
    width:9px; height:9px; border-radius:50%; background:var(--green-500); box-shadow:0 0 0 4px var(--paper);
  }

  /* ===== Who we are ===== */
  .who-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:70px; margin-top:56px; align-items:start;}
  @media(max-width:860px){.who-grid{grid-template-columns:1fr;}}
  .who-text p{font-size:17px; color:#334; margin-bottom:20px;}
  .who-text p:last-child{margin-bottom:0;}
  .who-card{background:var(--navy-950); border-radius:6px; padding:38px; position:relative; overflow:hidden;}
  .who-card::before{
    content:''; position:absolute; inset:0;
    background:conic-gradient(from 200deg at 100% 0%, var(--teal-600), transparent 40%);
    opacity:.5;
  }
  .who-card-inner{position:relative; z-index:1;}
  .who-card h3{font-size:15px; letter-spacing:1px; text-transform:uppercase; margin-bottom:22px; color:var(--green-400);}
  .who-list{list-style:none; display:flex; flex-direction:column; gap:16px;}
  .who-list li{display:flex; gap:14px; align-items:flex-start; color:#D8E3E5; font-size:15px;}
  .who-list li b{color:#fff; display:block; font-family:'Space Grotesk',sans-serif; font-size:22px; margin-bottom:2px;}
  .who-list li .dot{width:6px; height:6px; border-radius:50%; background:var(--green-500); margin-top:9px; flex-shrink:0;}

  /* ===== Vision / Mission ===== */
  .vm-wrap{max-width:var(--max); margin:0 auto; display:grid; grid-template-columns:1fr 1fr; min-height:420px; position:relative; border-radius:8px; overflow:hidden;}
  @media(max-width:860px){.vm-wrap{grid-template-columns:1fr;}}
  .vm-panel{padding:64px 56px; position:relative; display:flex; flex-direction:column; justify-content:center;}
  .vm-mission{background:linear-gradient(135deg, var(--navy-800), var(--navy-950)); color:#fff;}
  .vm-vision{background:linear-gradient(135deg, var(--teal-600), var(--teal-500) 60%, var(--green-500)); color:#062015;}
  .vm-panel .vm-eyebrow{font-size:13px; letter-spacing:2px; text-transform:uppercase; opacity:.75; margin-bottom:14px; font-weight:600;}
  .vm-panel h3{font-size:clamp(22px,2.6vw,30px); margin-bottom:18px;}
  .vm-panel p{font-size:16.5px; max-width:420px; opacity:.92;}
  .vm-divider{position:absolute; top:0; bottom:0; left:50%; width:2px; background:rgba(255,255,255,.25); transform:translateX(-50%); display:none;}
  @media(min-width:861px){.vm-divider{display:block;}}

  /* ===== Locations ===== */
  .loc-wrap{display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:center; margin-top:50px;}
  @media(max-width:900px){.loc-wrap{grid-template-columns:1fr;}}
  .loc-cards{display:flex; flex-direction:column; gap:18px;}
  .loc-card{display:flex; align-items:center; gap:18px; padding:20px 22px; background:#fff; border:1px solid var(--line); border-radius:6px; transition:border-color .25s, transform .25s;}
  .loc-card:hover{border-color:var(--green-500); transform:translateX(-4px);}
  [dir="rtl"] .loc-card:hover{transform:translateX(4px);}
  [dir="ltr"] .loc-card:hover{transform:translateX(-4px);}
  .loc-badge{width:46px; height:46px; border-radius:50%; background:var(--paper-2); display:flex; align-items:center; justify-content:center; flex-shrink:0; color:var(--teal-600);}
  .loc-card h4{font-size:17px; margin-bottom:3px;}
  .loc-card .tag{font-size:13px; color:var(--mist);}
  .loc-hq-tag{background:var(--green-500); color:var(--navy-950); font-size:11px; font-weight:700; padding:2px 9px; border-radius:20px; margin-right:8px;}
  [dir="ltr"] .loc-hq-tag{margin-right:0; margin-left:8px;}
  .sa-map{width:100%; max-width:480px; margin-inline-start:auto; display:block;}

  /* ===== Why Chemi Link ===== */
  .why-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:2px; margin-top:56px; background:var(--line); border-radius:8px; overflow:hidden;}
  @media(max-width:860px){.why-grid{grid-template-columns:1fr;}}
  .why-card{background:#fff; padding:42px 36px;}
  .why-num{font-family:'Space Grotesk',sans-serif; font-size:13px; color:var(--green-500); font-weight:700; letter-spacing:1px; margin-bottom:22px;}
  .why-card h3{font-size:21px; margin-bottom:14px;}
  .why-card p{color:var(--mist); font-size:15.5px;}

  /* ===== Industry segments ===== */
  .chip-cloud{display:flex; flex-wrap:wrap; gap:12px; margin-top:50px;}
  .chip{padding:11px 20px; border:1px solid var(--line); border-radius:30px; font-size:14.5px; color:var(--ink); background:#fff; transition:all .25s;}
  .chip:hover{background:var(--navy-950); color:#fff; border-color:var(--navy-950);}

  /* ===== Product line ===== */
  .pl-grid{display:grid; grid-template-columns:repeat(5,1fr); gap:1px; margin-top:56px; background:var(--line);}
  @media(max-width:960px){.pl-grid{grid-template-columns:repeat(2,1fr);}}
  @media(max-width:560px){.pl-grid{grid-template-columns:1fr;}}
  .pl-card{background:var(--navy-950); color:#fff; padding:36px 26px; min-height:190px; display:flex; flex-direction:column; justify-content:space-between; transition:background .3s;}
  .pl-card:hover{background:var(--teal-600);}
  .pl-card .ico{width:30px; height:30px; color:var(--green-400);}
  .pl-card h4{font-size:16.5px; margin-top:20px;}

  /* ===== Catalogue tabs ===== */
  .cat-tabs{display:flex; flex-wrap:wrap; gap:10px; margin-top:50px; border-bottom:1px solid var(--line); padding-bottom:24px;}
  .cat-tab{padding:10px 18px; border-radius:4px; font-size:14px; font-weight:600; color:var(--mist); cursor:pointer; border:1px solid var(--line); background:#fff; transition:all .2s;}
  .cat-tab.active{background:var(--navy-950); color:#fff; border-color:var(--navy-950);}
  .cat-panels{margin-top:36px;}
  .cat-panel{display:none;}
  .cat-panel.active{display:block; animation:fadein .4s ease;}
  @keyframes fadein{from{opacity:0; transform:translateY(6px);} to{opacity:1; transform:translateY(0);}}
  .cat-panel-head{display:flex; justify-content:space-between; align-items:baseline; margin-bottom:26px; flex-wrap:wrap; gap:10px;}
  .cat-panel-head h3{font-size:22px;}
  .cat-panel-head span{font-size:13px; color:var(--mist); font-family:'Space Grotesk',sans-serif;}
  .item-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:10px 24px;}
  @media(max-width:760px){.item-grid{grid-template-columns:repeat(2,1fr);}}
  @media(max-width:480px){.item-grid{grid-template-columns:1fr;}}
  .item-grid div{display:flex; align-items:center; gap:10px; font-size:14.5px; color:#293940; padding:9px 0; border-bottom:1px dashed var(--line);}
  .item-grid div::before{content:''; width:5px; height:5px; border-radius:50%; background:var(--teal-600); flex-shrink:0;}

  /* ===== Clients ===== */
  .client-marquee{margin-top:50px; overflow:hidden; -webkit-mask-image:linear-gradient(90deg, transparent, black 8%, black 92%, transparent); mask-image:linear-gradient(90deg, transparent, black 8%, black 92%, transparent);}
  .client-track{display:flex; gap:16px; width:max-content; animation:scroll-left 34s linear infinite;}
  [dir="rtl"] .client-track{animation:scroll-right 34s linear infinite;}
  @keyframes scroll-left{from{transform:translateX(0);} to{transform:translateX(-50%);}}
  @keyframes scroll-right{from{transform:translateX(0);} to{transform:translateX(50%);}}
  .client-pill{flex-shrink:0; padding:20px 34px; background:#fff; border:1px solid var(--line); border-radius:6px; font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:16px; color:var(--navy-800); letter-spacing:.3px; display:flex; align-items:center;}

  /* ===== Goal quote ===== */
  .goal{background:linear-gradient(120deg, var(--navy-950) 0%, var(--teal-600) 130%); color:#fff; padding:110px 0; position:relative; overflow:hidden;}
  .goal::before{content:'"'; position:absolute; font-family:Georgia,serif; font-size:340px; line-height:1; color:rgba(255,255,255,0.06); top:-40px; right:20px;}
  [dir="ltr"] .goal::before{ right:auto; left:20px; }
  .goal blockquote{max-width:780px; font-size:clamp(22px,3vw,32px); font-weight:500; line-height:1.6; position:relative; z-index:1;}
  .goal cite{display:block; margin-top:30px; font-size:14px; color:var(--green-400); font-style:normal; letter-spacing:1px;}

  /* ===== Contact / Footer ===== */
  footer{background:var(--navy-950); color:#EDF2F0; padding:90px 0 0;}
  .contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:60px; padding-bottom:80px; border-bottom:1px solid rgba(255,255,255,.1);}
  @media(max-width:860px){.contact-grid{grid-template-columns:1fr;}}
  .contact-grid h2{color:#fff; font-size:clamp(26px,3.4vw,38px); max-width:480px;}
  .contact-grid p.section-sub{margin-bottom:34px;}
  .contact-list{display:flex; flex-direction:column; gap:22px;}
  .contact-item{display:flex; align-items:center; gap:16px;}
  .contact-item .ic{width:44px; height:44px; border-radius:50%; background:rgba(111,185,60,.12); display:flex; align-items:center; justify-content:center; color:var(--green-400); flex-shrink:0;}
  .contact-item a{font-size:17px; font-weight:600; color:#fff; font-family:'Space Grotesk',sans-serif; direction:ltr; display:inline-block;}
  .contact-item .lbl{font-size:12.5px; color:#93A6AD; margin-bottom:3px;}
  .cr-box{background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.1); border-radius:6px; padding:22px 26px; margin-top:8px;}
  .cr-box .lbl{font-size:12px; letter-spacing:1px; color:#93A6AD; text-transform:uppercase; margin-bottom:6px;}
  .cr-box .val{font-family:'Space Grotesk',sans-serif; font-size:20px; letter-spacing:1px; color:#fff;}
  .form-panel{background:rgba(255,255,255,0.03); border:1px solid rgba(255,255,255,.08); border-radius:10px; padding:36px;}
  .form-panel h3{color:#fff; font-size:18px; margin-bottom:22px;}
  .form-row{display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-bottom:14px;}
  @media(max-width:520px){.form-row{grid-template-columns:1fr;}}
  .form-panel input, .form-panel textarea{width:100%; background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.14); border-radius:5px; padding:13px 14px; color:#fff; font-family:inherit; font-size:14.5px; margin-bottom:14px;}
  .form-panel input::placeholder, .form-panel textarea::placeholder{color:#7E9095;}
  .form-panel textarea{resize:vertical; min-height:100px;}
  .form-panel .btn-primary{width:100%; justify-content:center; margin-top:4px;}
  .form-note{font-size:12px; color:#7E9095; margin-top:12px; text-align:center;}

  .foot-bottom{display:flex; justify-content:space-between; align-items:center; padding:30px 0; flex-wrap:wrap; gap:14px;}
  .foot-bottom p{font-size:13px; color:#7E9095;}
  .foot-brand{display:flex; align-items:center; gap:8px; opacity:.85;}
  .foot-brand img{height:24px; width:auto;}
  .foot-brand span{font-family:'Space Grotesk',sans-serif; font-size:14px; color:#fff;}

  .totop{
    position:fixed; bottom:26px; left:26px; z-index:60; width:46px; height:46px; border-radius:50%;
    background:var(--green-500); color:var(--navy-950); display:flex; align-items:center; justify-content:center;
    opacity:0; pointer-events:none; transition:opacity .3s, transform .3s; box-shadow:0 8px 24px -6px rgba(0,0,0,.4);
  }
  [dir="rtl"] .totop{ left:26px; right:auto; }
  [dir="ltr"] .totop{ right:26px; left:auto; }
  .totop.show{opacity:1; pointer-events:auto;}
  .totop:hover{transform:translateY(-3px);}

  /* Sections stay fully visible by default. The fade-in-on-scroll effect only
     activates once JS confirms it's running (body.js-ready), and only for
     visitors who haven't scrolled past the element yet. This means the page
     never breaks or hides content if a caching / "remove unused CSS" plugin
     strips a class, or if JS is blocked. */
  .reveal{opacity:1; transform:none;}
  body.js-ready .reveal{opacity:0; transform:translateY(24px); transition:opacity .7s ease, transform .7s ease;}
  body.js-ready .reveal.in{opacity:1; transform:translateY(0);}