/* TR InnovaTech — shared layout, header, buttons, CTAs, inner pages */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#07266D;--navy2:#052666;--indigo:#065FD3;--violet:#052666;
  --dark:#000022;--success:#10b981;--accent-light:#8ab8f5;
  --g50:#f8fafc;--g100:#f1f5f9;--g200:#e2e8f0;--g300:#cbd5e1;
  --g400:#94a3b8;--g500:#64748b;--g600:#475569;--g700:#334155;--g800:#1e293b;
  --page-px:clamp(1rem,2.5vw,1.5rem);--page-max:1280px;
  --btn-shadow:0 1px 2px rgba(0,0,34,.06),0 3px 10px rgba(6,95,211,.18);
  --btn-shadow-hover:0 2px 4px rgba(0,0,34,.08),0 5px 14px rgba(6,95,211,.26);
  --btn-shadow-dark:0 1px 3px rgba(0,0,0,.2),0 4px 14px rgba(6,95,211,.26);
  --btn-shadow-dark-hover:0 2px 5px rgba(0,0,0,.22),0 6px 18px rgba(6,95,211,.32);
  --grad:linear-gradient(135deg,var(--indigo),var(--violet));
}
html{scroll-padding-top:80px;margin:0;padding:0}
body{font-family:'Inter',sans-serif;background:#eef3fb;color:var(--g800);line-height:1.65;overflow-x:hidden;margin:0;padding:0}
.page-shell{width:100%;max-width:var(--page-max);margin:0 auto;padding-left:var(--page-px);padding-right:var(--page-px)}

/* Header */
header{background:rgba(255,255,255,.97);border-bottom:1px solid var(--g200);box-shadow:0 1px 12px rgba(7,38,109,.06);padding:0 var(--page-px);position:sticky;top:0;left:0;right:0;z-index:300;margin:0;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.hdr{max-width:var(--page-max);margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;text-decoration:none}
.logo-img{height:40px;width:auto}
.hdr-nav{display:flex;align-items:center;gap:1.5rem}
.hdr-nav a{font-size:.85rem;font-weight:500;color:var(--g600);text-decoration:none;transition:color .2s}
.hdr-nav a:hover,.hdr-nav a.active{color:var(--navy)}
.hdr-cta{background:var(--grad);color:#fff!important;padding:9px 20px;border-radius:10px;font-weight:700;box-shadow:var(--btn-shadow);transition:transform .15s,box-shadow .25s!important}
.hdr-cta:hover{transform:translateY(-1px);box-shadow:var(--btn-shadow-hover)!important}
.hdr-mob{display:none;background:none;border:none;font-size:1.25rem;color:var(--navy);cursor:pointer;padding:4px}
.mob-nav{display:none;flex-direction:column;gap:.5rem;padding:1rem var(--page-px) 1.25rem;background:#fff;border-top:1px solid var(--g200)}
.mob-nav a{font-size:.9rem;font-weight:500;color:var(--g700);text-decoration:none;padding:.5rem 0;border-bottom:1px solid var(--g100)}
@media(max-width:768px){.hdr-nav{display:none}.hdr-mob{display:flex;align-items:center;justify-content:center}}

/* Section system */
.section{padding:clamp(3.75rem,5.5vw,5.5rem) var(--page-px);scroll-margin-top:80px}
.s-inner{max-width:var(--page-max);margin:0 auto}
.s-label{display:inline-flex;align-items:center;gap:6px;font-size:clamp(0.68rem,0.65rem + 0.15vw,0.75rem);font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--indigo);background:rgba(6,95,211,.08);border:1px solid rgba(6,95,211,.14);padding:5px 12px;border-radius:100px;margin-bottom:1rem}
.s-h{font-family:'Plus Jakarta Sans',sans-serif;font-size:clamp(1.65rem,1.35rem + 1.4vw,2.2rem);font-weight:800;color:var(--navy);letter-spacing:-.03em;line-height:1.15;margin-bottom:.75rem}
.s-sub{font-size:clamp(0.95rem,0.9rem + 0.28vw,1.0625rem);color:var(--g500);max-width:65ch;line-height:1.75}
.s-head{text-align:center;margin-bottom:3rem}
.s-head .s-sub{margin:0 auto}
.s-head--left{text-align:left}
.s-head--left .s-sub{margin:0}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:'Inter',sans-serif;font-size:clamp(0.84rem,0.8rem + 0.2vw,0.9rem);font-weight:700;text-decoration:none;padding:12px 24px;border-radius:14px;border:none;cursor:pointer;transition:transform .2s cubic-bezier(.34,1.2,.64,1),box-shadow .25s,background .2s}
.btn--primary{background:linear-gradient(135deg,#0a7bff,var(--indigo) 50%,var(--violet));color:#fff;box-shadow:var(--btn-shadow)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:var(--btn-shadow-hover)}
.btn--secondary{background:#fff;color:var(--g700);border:1.5px solid var(--g200);box-shadow:0 1px 2px rgba(7,38,109,.04)}
.btn--secondary:hover{border-color:var(--g300);transform:translateY(-1px)}
.btn--ghost{background:rgba(255,255,255,.1);color:#fff;border:1.5px solid rgba(255,255,255,.22)}
.btn--ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-1px)}
.btn--white{background:#fff;color:var(--navy);box-shadow:0 4px 20px rgba(0,0,0,.12)}
.btn--white:hover{transform:translateY(-2px)}
.btn--lg{padding:14px 28px;font-size:.92rem}
.btn--sm{padding:9px 18px;font-size:.8rem}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none!important}

/* Inner page hero */
.page-hero{position:relative;padding:clamp(3.75rem,5.5vw,5.5rem) var(--page-px);background:linear-gradient(145deg,#000022 0%,#07266D 45%,#052666 75%,#000033 100%);overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 80% 10%,rgba(6,95,211,.22),transparent 50%),radial-gradient(ellipse at 10% 90%,rgba(6,95,211,.1),transparent 45%);pointer-events:none}
.page-hero-grid{position:relative;z-index:1;max-width:var(--page-max);margin:0 auto;display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(1.5rem,4vw,3rem);align-items:center}
.page-crumb{display:flex;align-items:center;gap:.5rem;font-size:clamp(0.75rem,0.72rem + 0.15vw,0.82rem);color:rgba(255,255,255,.45);margin-bottom:1.25rem;flex-wrap:wrap}
.page-crumb a{color:rgba(255,255,255,.65);text-decoration:none}
.page-crumb a:hover{color:#fff}
.page-crumb i{font-size:.55rem;opacity:.5}
.page-hero h1{font-family:'Plus Jakarta Sans',sans-serif;font-size:clamp(1.85rem,1.5rem + 2.5vw,3rem);font-weight:800;color:#fff;letter-spacing:-.03em;line-height:1.1;margin-bottom:1rem}
.page-hero h1 em{font-style:normal;background:linear-gradient(90deg,#8ab8f5,#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.page-hero-lead{font-size:clamp(0.95rem,0.9rem + 0.28vw,1.0625rem);color:rgba(255,255,255,.62);line-height:1.78;max-width:520px;margin-bottom:1.75rem}
.page-hero-btns{display:flex;flex-wrap:wrap;gap:.75rem}
.page-hero-aside{display:flex;flex-direction:column;gap:.85rem}
.page-hero-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:1.25rem;display:flex;gap:1rem;align-items:flex-start}
.page-hero-card-ico{width:42px;height:42px;border-radius:12px;background:rgba(6,95,211,.2);border:1px solid rgba(6,95,211,.3);color:var(--accent-light);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.page-hero-card strong{display:block;font-size:.88rem;color:#fff;margin-bottom:.2rem}
.page-hero-card span{font-size:.78rem;color:rgba(255,255,255,.5);line-height:1.5}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--navy) 0%,var(--navy2) 55%,#0a3d8f 100%);position:relative;overflow:hidden;padding:clamp(3.75rem,5.5vw,5.5rem) var(--page-px)}
.cta-band::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 85% 15%,rgba(6,95,211,.28),transparent 50%);pointer-events:none}
.cta-band-inner{position:relative;z-index:1;max-width:720px;margin:0 auto;text-align:center}
.cta-band .s-h{color:#fff;margin-bottom:.75rem}
.cta-band .s-sub{color:rgba(255,255,255,.58);margin:0 auto 1.75rem}
.cta-band-btns{display:flex;flex-wrap:wrap;justify-content:center;gap:.75rem}

/* Contact page */
.contact-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:2.5rem;align-items:start}
.contact-info{display:flex;flex-direction:column;gap:1rem}
.contact-card{background:#fff;border:1px solid var(--g200);border-radius:18px;padding:1.35rem 1.5rem;display:flex;gap:1rem;align-items:flex-start;box-shadow:0 2px 14px rgba(7,38,109,.04);transition:box-shadow .2s,border-color .2s}
.contact-card:hover{box-shadow:0 8px 28px rgba(7,38,109,.08);border-color:rgba(6,95,211,.15)}
.contact-card-ico{width:44px;height:44px;border-radius:12px;background:rgba(6,95,211,.1);border:1px solid rgba(6,95,211,.16);color:var(--indigo);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-card h3{font-family:'Plus Jakarta Sans',sans-serif;font-size:.92rem;font-weight:800;color:var(--navy);margin-bottom:.25rem}
.contact-card p,.contact-card a{font-size:.84rem;color:var(--g600);line-height:1.65;text-decoration:none}
.contact-card a:hover{color:var(--indigo)}
.contact-hours{margin-top:.5rem;padding:1.25rem 1.5rem;background:var(--g50);border:1px solid var(--g200);border-radius:16px}
.contact-hours h4{font-size:.78rem;font-weight:700;color:var(--navy);margin-bottom:.65rem;text-transform:uppercase;letter-spacing:.06em}
.contact-hours p{font-size:.82rem;color:var(--g600);line-height:1.7}
.contact-form-card{background:#fff;border:1px solid var(--g200);border-radius:26px;padding:clamp(1.5rem,3vw,2rem);box-shadow:0 16px 48px rgba(7,38,109,.08)}
.contact-form-card::before{content:'';display:block;height:4px;background:var(--grad);border-radius:24px 24px 0 0;margin:-2rem -2rem 1.5rem}
.contact-form-card h2{font-family:'Plus Jakarta Sans',sans-serif;font-size:1.25rem;font-weight:800;color:var(--navy);margin-bottom:.35rem}
.contact-form-card>p{font-size:.84rem;color:var(--g500);margin-bottom:1.5rem}
.cf-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}
.cf-field{display:flex;flex-direction:column;gap:6px}
.cf-field.full{grid-column:1/-1}
.cf-field label{font-size:.78rem;font-weight:600;color:var(--g700)}
.cf-field .req{color:var(--indigo)}
.cf-field input,.cf-field select,.cf-field textarea{width:100%;padding:11px 14px;border:1.5px solid var(--g200);border-radius:12px;font-family:'Inter',sans-serif;font-size:.875rem;color:var(--g800);background:var(--g50);outline:none;transition:border-color .2s,box-shadow .2s}
.cf-field textarea{resize:vertical;min-height:110px}
.cf-field input:focus,.cf-field select:focus,.cf-field textarea:focus{border-color:var(--indigo);box-shadow:0 0 0 3px rgba(6,95,211,.1);background:#fff}
.cf-field input.err,.cf-field select.err,.cf-field textarea.err{border-color:#ef4444}
.cf-err{font-size:.71rem;color:#ef4444;display:none}
.cf-err.show{display:block}
.contact-map{margin-top:2rem;border-radius:18px;overflow:hidden;border:1px solid var(--g200);box-shadow:0 4px 20px rgba(7,38,109,.06)}
.contact-map iframe{display:block;width:100%;height:280px;border:0}

/* Case studies */
.cs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.cs-card{background:#fff;border:1px solid var(--g200);border-radius:22px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 4px 24px rgba(7,38,109,.06);transition:transform .25s,box-shadow .25s}
.cs-card:hover{transform:translateY(-4px);box-shadow:0 14px 40px rgba(7,38,109,.11)}
.cs-card-bar{height:4px;background:var(--grad)}
.cs-card--purple .cs-card-bar{background:linear-gradient(90deg,#9333ea,#7c3aed)}
.cs-card--green .cs-card-bar{background:linear-gradient(90deg,#10b981,#059669)}
.cs-card--orange .cs-card-bar{background:linear-gradient(90deg,#f97316,#ea580c)}
.cs-card-body{padding:1.75rem;flex:1;display:flex;flex-direction:column}
.cs-tag{font-size:.65rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:100px;display:inline-block;margin-bottom:1rem;width:fit-content}
.cs-card--blue .cs-tag{background:rgba(6,95,211,.08);color:var(--indigo);border:1px solid rgba(6,95,211,.15)}
.cs-card--purple .cs-tag{background:rgba(147,51,234,.08);color:#9333ea;border:1px solid rgba(147,51,234,.15)}
.cs-card--green .cs-tag{background:rgba(16,185,129,.08);color:#059669;border:1px solid rgba(16,185,129,.15)}
.cs-card h3{font-family:'Plus Jakarta Sans',sans-serif;font-size:1.05rem;font-weight:800;color:var(--navy);margin-bottom:.75rem;line-height:1.35}
.cs-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem;margin:1rem 0}
.cs-metric{text-align:center;padding:.65rem .4rem;background:var(--g50);border:1px solid var(--g200);border-radius:12px}
.cs-metric strong{display:block;font-family:'Plus Jakarta Sans',sans-serif;font-size:1.1rem;font-weight:800;color:var(--indigo);line-height:1}
.cs-card--purple .cs-metric strong{color:#9333ea}
.cs-card--green .cs-metric strong{color:#059669}
.cs-metric span{font-size:.62rem;color:var(--g500);font-weight:600}
.cs-card p{font-size:.84rem;color:var(--g600);line-height:1.72;margin-bottom:1rem}
.cs-list{list-style:none;margin-bottom:1.25rem}
.cs-list li{display:flex;gap:.5rem;font-size:.78rem;color:var(--g600);line-height:1.55;padding:.25rem 0}
.cs-list li i{color:var(--indigo);font-size:.65rem;margin-top:5px;flex-shrink:0}
.cs-author{margin-top:auto;padding-top:1.15rem;border-top:1px solid var(--g100);display:flex;align-items:center;gap:12px}
.cs-av{width:42px;height:42px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:700}
.cs-name{font-size:.85rem;font-weight:700;color:var(--navy)}
.cs-role{font-size:.74rem;color:var(--g500)}
.cs-detail{max-width:var(--page-max);margin:0 auto;padding:0 var(--page-px) 88px}
.cs-detail-card{background:#fff;border:1px solid var(--g200);border-radius:22px;padding:2.5rem;box-shadow:0 8px 32px rgba(7,38,109,.06)}

@media(max-width:1024px){
  .page-hero-grid,.contact-layout{grid-template-columns:1fr}
  .cs-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .section{padding:clamp(3rem,8vw,4rem) var(--page-px)}
  .page-hero-aside{display:none}
  .cf-grid{grid-template-columns:1fr}
  .cs-metrics{grid-template-columns:1fr 1fr 1fr}
  .page-hero-btns{flex-direction:column}
  .page-hero-btns .btn{width:100%}
}
@media(max-width:480px){
  .cs-metrics{grid-template-columns:1fr 1fr}
  .cs-grid{gap:1rem}
}