/* ============================
   Lotarn Limited
   Industrial engineering / aerospace manufacturing
   ============================ */
@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Source+Sans+3:wght@300;400;500;600;700&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --heading:'Rajdhani','Arial Narrow',sans-serif;
  --body:'Source Sans 3','Segoe UI',sans-serif;
  --navy:#0b1d3a;
  --dk:#1a2332;
  --mid-dk:#2c3e55;
  --red:#c4282d;
  --red-dk:#a82225;
  --gray:#7a8a99;
  --light:#c5cdd6;
  --border:#e2e7ec;
  --bg:#ffffff;
  --bg-light:#f4f6f8;
  --bg-navy:#0b1d3a;
  --max:1140px;
  --radius:4px;
  --shadow:0 2px 12px rgba(11,29,58,.08);
}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--body);color:#3a4a5c;background:var(--bg);line-height:1.65}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---- Header ---- */
.top-strip{background:var(--navy);padding:6px 0}
.top-strip .container{display:flex;justify-content:space-between;align-items:center}
.top-strip span{font-size:.75rem;color:var(--light)}
.top-strip a{color:#fff;font-size:.75rem;font-weight:600}

.main-header{background:#fff;border-bottom:2px solid var(--red);position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px}
.logo-icon{width:36px;height:36px;background:var(--red);display:flex;align-items:center;justify-content:center;font-family:var(--heading);font-weight:700;color:#fff;font-size:1rem;letter-spacing:.05em}
.logo-text{font-family:var(--heading);font-size:1.5rem;font-weight:700;color:var(--navy);text-transform:uppercase;letter-spacing:.06em}
.logo-text span{font-weight:400;color:var(--gray)}

.nav-links{display:flex;gap:6px}
.nav-links a{font-family:var(--heading);font-size:.88rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding:8px 14px;color:var(--navy);transition:all .2s}
.nav-links a:hover,.nav-links a.active{color:var(--red)}
.nav-links .nav-cta{background:var(--red);color:#fff;border-radius:var(--radius)}
.nav-links .nav-cta:hover{background:var(--red-dk);color:#fff}

.mob-toggle{display:none;background:none;border:none;cursor:pointer;width:30px;height:22px;position:relative}
.mob-toggle span{display:block;position:absolute;height:2.5px;width:100%;background:var(--navy);border-radius:2px;left:0;transition:all .3s}
.mob-toggle span:nth-child(1){top:0}
.mob-toggle span:nth-child(2){top:50%;transform:translateY(-50%)}
.mob-toggle span:nth-child(3){bottom:0}
.mob-toggle.open span:nth-child(1){top:50%;transform:rotate(45deg)}
.mob-toggle.open span:nth-child(2){opacity:0}
.mob-toggle.open span:nth-child(3){bottom:50%;transform:rotate(-45deg)}

@media(max-width:860px){
  .mob-toggle{display:block}
  .nav-links{display:none;flex-direction:column;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:2px solid var(--red);padding:16px 24px;gap:4px;box-shadow:var(--shadow)}
  .nav-links.open{display:flex}
}

/* ---- Hero ---- */
.hero{background:var(--bg-navy);padding:90px 0 80px;position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;top:0;right:0;width:50%;height:100%;background:linear-gradient(135deg,var(--dk) 0%,var(--navy) 100%);opacity:.5}
.hero .container{position:relative;z-index:1}
.hero-tag{display:inline-block;background:var(--red);color:#fff;font-family:var(--heading);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.14em;padding:5px 14px;margin-bottom:20px}
.hero h1{font-family:var(--heading);font-size:3rem;font-weight:700;color:#fff;line-height:1.15;text-transform:uppercase;max-width:650px;margin-bottom:18px}
.hero p{color:var(--light);max-width:540px;font-size:1.05rem;margin-bottom:30px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap}
.btn-primary{display:inline-block;background:var(--red);color:#fff;font-family:var(--heading);font-weight:600;font-size:.88rem;text-transform:uppercase;letter-spacing:.08em;padding:13px 30px;border-radius:var(--radius);transition:background .2s}
.btn-primary:hover{background:var(--red-dk)}
.btn-outline{display:inline-block;border:1.5px solid rgba(255,255,255,.35);color:#fff;font-family:var(--heading);font-weight:600;font-size:.88rem;text-transform:uppercase;letter-spacing:.08em;padding:12px 28px;border-radius:var(--radius);transition:all .2s}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* ---- Page Banner ---- */
.page-banner{background:var(--bg-navy);padding:70px 0 50px}
.page-banner h1{font-family:var(--heading);font-size:2.4rem;font-weight:700;color:#fff;text-transform:uppercase;margin-bottom:8px}
.page-banner p{color:var(--light);max-width:540px}
.breadcrumb{font-size:.78rem;color:var(--gray);margin-top:12px}
.breadcrumb a{color:var(--light)}

/* ---- Sections ---- */
.sec{padding:70px 0}
.sec-alt{background:var(--bg-light)}
.sec-label{font-family:var(--heading);font-size:.72rem;text-transform:uppercase;letter-spacing:.16em;color:var(--red);font-weight:600;margin-bottom:6px}
.sec h2{font-family:var(--heading);font-size:2rem;font-weight:700;color:var(--navy);text-transform:uppercase;margin-bottom:16px}
.sec h3{font-family:var(--heading);font-size:1.3rem;font-weight:600;color:var(--navy);margin-bottom:10px}
.sec p{color:#4a5a6c;max-width:640px}
.sec p+p{margin-top:12px}

/* ---- Grid layouts ---- */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:860px){
  .grid-2{grid-template-columns:1fr;gap:28px}
  .grid-3{grid-template-columns:1fr 1fr}
  .grid-4{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
  .grid-3,.grid-4{grid-template-columns:1fr}
}

/* ---- Capability cards ---- */
.cap-card{background:#fff;border:1px solid var(--border);border-top:3px solid var(--red);padding:28px;border-radius:0 0 var(--radius) var(--radius);transition:box-shadow .3s}
.cap-card:hover{box-shadow:var(--shadow)}
.cap-card .cap-icon{width:46px;height:46px;background:var(--bg-navy);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:1.2rem;color:var(--red)}
.cap-card h3{font-family:var(--heading);font-size:1.1rem;font-weight:600;text-transform:uppercase;color:var(--navy);margin-bottom:8px}
.cap-card p{font-size:.88rem;color:var(--gray)}

/* ---- Stat bar ---- */
.stat-bar{background:var(--red);padding:40px 0}
.stat-bar .container{display:flex;justify-content:space-around;flex-wrap:wrap;gap:24px}
.sb-item{text-align:center;color:#fff}
.sb-item strong{display:block;font-family:var(--heading);font-size:2.8rem;font-weight:700}
.sb-item span{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;opacity:.85}

/* ---- Certification badges ---- */
.cert-row{display:flex;gap:20px;flex-wrap:wrap;margin-top:24px}
.cert-badge{display:flex;align-items:center;gap:12px;background:var(--bg-light);border:1px solid var(--border);padding:14px 20px;border-radius:var(--radius)}
.cert-badge .cert-icon{width:40px;height:40px;background:var(--navy);border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--heading);font-size:.7rem;color:#fff;font-weight:700;text-transform:uppercase}
.cert-badge h4{font-size:.88rem;font-weight:600;color:var(--navy)}
.cert-badge p{font-size:.76rem;color:var(--gray)}

/* ---- Table ---- */
.data-table{width:100%;border-collapse:collapse;margin-top:20px;font-size:.88rem}
.data-table th{background:var(--navy);color:#fff;font-family:var(--heading);font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding:12px 16px;text-align:left;font-size:.8rem}
.data-table td{padding:11px 16px;border-bottom:1px solid var(--border);color:#4a5a6c}
.data-table tr:hover td{background:var(--bg-light)}

/* ---- ISO banner ---- */
.iso-banner{background:var(--bg-navy);padding:50px 0;text-align:center}
.iso-banner h2{font-family:var(--heading);color:#fff;font-size:1.6rem;text-transform:uppercase;margin-bottom:10px}
.iso-banner p{color:var(--light);max-width:560px;margin:0 auto 24px;font-size:.92rem}
.iso-badges{display:flex;gap:28px;justify-content:center;flex-wrap:wrap}
.iso-badge{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);padding:16px 24px;border-radius:var(--radius);text-align:center}
.iso-badge strong{display:block;font-family:var(--heading);color:#fff;font-size:1rem;text-transform:uppercase}
.iso-badge span{font-size:.75rem;color:var(--light)}

/* ---- Equipment list ---- */
.equip-list{margin-top:20px}
.equip-item{display:flex;align-items:center;gap:16px;padding:14px 0;border-bottom:1px solid var(--border)}
.equip-item:first-child{border-top:1px solid var(--border)}
.equip-dot{width:8px;height:8px;background:var(--red);border-radius:50%;flex-shrink:0}
.equip-item h4{font-size:.92rem;font-weight:600;color:var(--navy);margin-bottom:2px}
.equip-item p{font-size:.82rem;color:var(--gray)}

/* ---- Contact form ---- */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.form-full{grid-column:span 2}
label{display:block;font-family:var(--heading);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--navy);font-weight:600;margin-bottom:5px}
input,select,textarea{width:100%;padding:11px 14px;font-size:.9rem;font-family:var(--body);border:1px solid var(--border);border-radius:var(--radius);background:#fff;color:var(--navy);transition:border-color .2s;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--red)}
textarea{resize:vertical;min-height:110px}

/* ---- Footer ---- */
.site-footer{background:var(--bg-navy);padding:50px 0 30px;color:var(--light)}
.ft-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px}
.ft-brand{font-family:var(--heading);font-size:1.3rem;font-weight:700;color:#fff;text-transform:uppercase;margin-bottom:10px}
.ft-grid p{font-size:.84rem;color:var(--gray);margin-bottom:6px}
.ft-grid h4{font-family:var(--heading);font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;color:#fff;margin-bottom:14px}
.ft-grid a{display:block;font-size:.84rem;color:var(--gray);margin-bottom:8px;transition:color .2s}
.ft-grid a:hover{color:#fff}
.ft-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.ft-bottom span{font-size:.76rem;color:var(--gray)}
@media(max-width:768px){
  .ft-grid{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  .form-full{grid-column:span 1}
}

/* ---- Animations ---- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}
.reveal.visible{opacity:1;transform:translateY(0)}