/* =========================================================================
   ZtechBPO — Theme & component layer (sits on top of Bootstrap 5 + tokens)
   ========================================================================= */

/* ---- Self-hosted Inter ---- */
@font-face{font-family:"Inter";font-style:normal;font-weight:400;font-display:swap;src:url("../vendor/inter/inter-400.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:500;font-display:swap;src:url("../vendor/inter/inter-500.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:600;font-display:swap;src:url("../vendor/inter/inter-600.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:700;font-display:swap;src:url("../vendor/inter/inter-700.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:800;font-display:swap;src:url("../vendor/inter/inter-800.woff2") format("woff2");}

/* ---- Base ---- */
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--zt-font);
  color:var(--zt-ink);
  background:var(--zt-bg);
  font-size:var(--zt-fs-base);
  line-height:var(--zt-lh-base);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{font-weight:700;line-height:var(--zt-lh-tight);letter-spacing:-.02em;color:var(--zt-ink);}
h1{font-size:var(--zt-fs-h1);}
h2{font-size:var(--zt-fs-h2);}
h3{font-size:var(--zt-fs-h3);}
p{margin-bottom:1rem;}
a{color:var(--zt-accent-600);text-decoration:none;transition:color .15s ease;}
a:hover{color:var(--zt-primary);}
img{max-width:100%;height:auto;}
.container{max-width:var(--zt-container);}
:focus-visible{outline:3px solid var(--zt-accent);outline-offset:2px;border-radius:4px;}

/* ---- Layout helpers ---- */
.section{padding-block:var(--zt-section-y);}
.section--tight{padding-block:clamp(2rem, 1.5rem + 2vw, 3.5rem);}
.bg-alt{background:var(--zt-bg-alt);}
.bg-dark-band{background:var(--zt-dark);color:#dce6f3;}
.bg-dark-band h1,.bg-dark-band h2,.bg-dark-band h3{color:#fff;}
.lead{font-size:var(--zt-fs-lead);color:var(--zt-muted);}
.text-muted-2{color:var(--zt-muted);}
.maxw-720{max-width:720px;}
.maxw-640{max-width:640px;}

/* ---- Eyebrow / section header ---- */
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:var(--zt-fs-xs);font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--zt-accent-600);margin-bottom:.75rem;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--zt-accent);border-radius:2px;}
.bg-dark-band .eyebrow{color:var(--zt-accent-300);}
.section-header{margin-bottom:clamp(1.75rem, 1rem + 2vw, 3rem);}

/* ---- Buttons ---- */
.btn{border-radius:var(--zt-radius-pill);font-weight:600;padding:.72rem 1.5rem;transition:all .18s ease;border:0;}
.btn-lg{padding:.9rem 1.9rem;font-size:1.05rem;}
.btn-accent{background:var(--zt-accent);color:#04282a;box-shadow:var(--zt-shadow-accent);}
.btn-accent:hover{background:var(--zt-accent-600);color:#fff;transform:translateY(-2px);}
.btn-primary{background:var(--zt-primary);color:#fff;}
.btn-primary:hover{background:var(--zt-primary-700);color:#fff;transform:translateY(-2px);}
.btn-outline{background:transparent;border:1.5px solid var(--zt-border-strong);color:var(--zt-ink);}
.btn-outline:hover{border-color:var(--zt-primary);color:var(--zt-primary);background:#fff;}
.bg-dark-band .btn-outline,.hero .btn-outline{border-color:rgba(255,255,255,.4);color:#fff;}
.bg-dark-band .btn-outline:hover,.hero .btn-outline:hover{background:rgba(255,255,255,.1);color:#fff;border-color:#fff;}
.btn-ghost{background:transparent;color:var(--zt-accent-600);padding-inline:.25rem;}
.btn-ghost:hover{color:var(--zt-primary);}
.btn-ghost .arrow{transition:transform .18s ease;display:inline-block;}
.btn-ghost:hover .arrow{transform:translateX(4px);}

/* ---- Header / Nav ---- */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.92);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--zt-border);transition:box-shadow .2s ease;}
.site-header.is-scrolled{box-shadow:var(--zt-shadow);}
.navbar-brand{font-weight:800;font-size:1.3rem;letter-spacing:-.03em;color:var(--zt-primary);display:flex;align-items:center;gap:.55rem;}
.navbar-brand .brand-mark{width:34px;height:34px;flex:0 0 auto;}
.navbar-brand b{color:var(--zt-accent-600);}
.nav-link{font-weight:600;color:var(--zt-ink) !important;padding:.5rem .85rem !important;border-radius:8px;}
.nav-link:hover,.nav-link.active{color:var(--zt-primary) !important;background:var(--zt-bg-alt);}
.dropdown-menu{border:1px solid var(--zt-border);border-radius:var(--zt-radius);box-shadow:var(--zt-shadow-md);padding:.5rem;margin-top:.5rem;}
.mega{min-width:min(680px,92vw);}
.mega .mega-col-title{font-size:var(--zt-fs-xs);text-transform:uppercase;letter-spacing:.1em;color:var(--zt-faint);font-weight:700;padding:.5rem .75rem 0;}
.mega .dropdown-item{border-radius:10px;padding:.6rem .75rem;white-space:normal;}
.mega .dropdown-item:hover{background:var(--zt-bg-alt);}
.mega .mi-name{font-weight:600;color:var(--zt-ink);display:block;}
.mega .mi-desc{font-size:var(--zt-fs-xs);color:var(--zt-muted);}
.mega-promo{background:var(--zt-bg-alt);border-radius:var(--zt-radius);padding:1rem;}
.svc-ico{width:34px;height:34px;border-radius:9px;background:rgba(15,181,189,.12);color:var(--zt-accent-600);display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;}

/* ---- Hero ---- */
.hero{position:relative;background:var(--zt-dark);color:#dbe6f5;overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;background:var(--zt-grad-hero);pointer-events:none;}
.hero .container{position:relative;z-index:1;}
.hero h1{color:#fff;font-size:var(--zt-fs-hero);}
.hero .hero-sub{color:#aebfd6;font-size:var(--zt-fs-lead);max-width:600px;}
.hero .trust-line{color:#8ea3c4;font-size:var(--zt-fs-sm);}
.hero-grid-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:var(--zt-radius);padding:1.1rem 1.25rem;}
.hero-grid-card .hg-metric{font-size:1.7rem;font-weight:800;color:#fff;}
.hero-grid-card .hg-label{color:#9fb2cf;font-size:var(--zt-fs-sm);}

/* ---- Inner page head ---- */
.pagehead{background:var(--zt-dark);color:#cdd9ec;position:relative;overflow:hidden;}
.pagehead::before{content:"";position:absolute;inset:0;background:var(--zt-grad-hero);}
.pagehead .container{position:relative;z-index:1;}
.pagehead h1{color:#fff;}
.breadcrumbz{font-size:var(--zt-fs-sm);color:#94a8c8;}
.breadcrumbz a{color:#bcd0ee;}
.breadcrumbz a:hover{color:#fff;}

/* ---- Cards ---- */
.card-z{background:var(--zt-surface);border:1px solid var(--zt-border);border-radius:var(--zt-radius);padding:1.6rem;height:100%;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.card-z:hover{transform:translateY(-4px);box-shadow:var(--zt-shadow-md);border-color:transparent;}
.card-z .card-ico{width:52px;height:52px;border-radius:13px;background:var(--zt-grad-accent);color:#fff;display:inline-flex;align-items:center;justify-content:center;margin-bottom:1rem;}
.card-z h3{font-size:1.2rem;margin-bottom:.5rem;}
.card-z .card-desc{color:var(--zt-muted);font-size:var(--zt-fs-sm);margin-bottom:.9rem;}
.card-link{display:block;color:inherit;}
.card-link:hover{color:inherit;}
.chip{display:inline-block;font-size:var(--zt-fs-xs);font-weight:600;color:var(--zt-primary);background:var(--zt-bg-alt);border:1px solid var(--zt-border);padding:.28rem .7rem;border-radius:var(--zt-radius-pill);}
.chip-accent{color:var(--zt-accent-600);background:rgba(15,181,189,.08);border-color:rgba(15,181,189,.25);}

/* ---- Feature list ---- */
.checklist{list-style:none;padding-left:0;margin:0;}
.checklist li{position:relative;padding-left:1.9rem;margin-bottom:.7rem;color:var(--zt-ink);}
.checklist li::before{content:"";position:absolute;left:0;top:.15rem;width:1.25rem;height:1.25rem;border-radius:50%;background:rgba(15,181,189,.14);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%230C9298' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center;}

/* ---- Pain list (problem) ---- */
.painlist li{position:relative;padding-left:1.9rem;margin-bottom:.7rem;}
.painlist li::before{content:"";position:absolute;left:.1rem;top:.45rem;width:.55rem;height:.55rem;border-radius:50%;background:var(--zt-violet);}

/* ---- Steps ---- */
.step{display:flex;gap:1rem;}
.step .step-num{flex:0 0 auto;width:42px;height:42px;border-radius:50%;background:var(--zt-primary);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;}
.step h3{font-size:1.1rem;margin-bottom:.3rem;}

/* ---- Pillar (human + AI) ---- */
.pillar{text-align:center;padding:1.5rem;}
.pillar .pillar-ico{width:64px;height:64px;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;margin-bottom:1rem;background:rgba(15,181,189,.1);color:var(--zt-accent-600);}
.pillar-arrow{display:flex;align-items:center;justify-content:center;color:var(--zt-faint);font-size:1.5rem;}

/* ---- Stats strip ---- */
.stat .stat-num{font-size:clamp(2rem, 1.4rem + 2vw, 2.8rem);font-weight:800;color:var(--zt-primary);line-height:1;}
.bg-dark-band .stat .stat-num{color:#fff;}
.stat .stat-num .unit{color:var(--zt-accent-600);}
.bg-dark-band .stat .stat-num .unit{color:var(--zt-accent-300);}
.stat .stat-label{color:var(--zt-muted);font-size:var(--zt-fs-sm);margin-top:.35rem;}
.bg-dark-band .stat .stat-label{color:#9fb2cf;}

/* ---- Logo strip ---- */
.logo-strip{display:flex;flex-wrap:wrap;gap:1rem 2.5rem;align-items:center;justify-content:center;opacity:.8;}
.logo-strip .logo-item{font-weight:700;color:var(--zt-faint);font-size:1.05rem;letter-spacing:-.02em;}

/* ---- Testimonial ---- */
.testimonial{background:var(--zt-surface);border:1px solid var(--zt-border);border-radius:var(--zt-radius);padding:1.75rem;height:100%;}
.testimonial .quote{font-size:1.05rem;color:var(--zt-ink);margin-bottom:1.1rem;}
.testimonial .quote::before{content:"\201C";color:var(--zt-accent);font-size:2.4rem;line-height:0;vertical-align:-.35em;margin-right:.15rem;font-weight:800;}
.testimonial .who{display:flex;align-items:center;gap:.75rem;}
.testimonial .avatar{width:42px;height:42px;border-radius:50%;background:var(--zt-grad-accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;}
.testimonial .who .name{font-weight:700;font-size:var(--zt-fs-sm);}
.testimonial .who .role{color:var(--zt-muted);font-size:var(--zt-fs-xs);}

/* ---- CTA band ---- */
.cta-band{background:var(--zt-dark);color:#fff;border-radius:var(--zt-radius-lg);padding:clamp(2rem, 1.5rem + 3vw, 3.5rem);position:relative;overflow:hidden;}
.cta-band::before{content:"";position:absolute;inset:0;background:var(--zt-grad-hero);}
.cta-band .container,.cta-band>*{position:relative;z-index:1;}
.cta-band h2{color:#fff;}
.cta-band p{color:#aebfd6;}

/* ---- FAQ accordion ---- */
.accordion-z .accordion-item{border:1px solid var(--zt-border);border-radius:var(--zt-radius)!important;margin-bottom:.75rem;overflow:hidden;background:var(--zt-surface);}
.accordion-z .accordion-button{font-weight:600;color:var(--zt-ink);background:var(--zt-surface);padding:1.1rem 1.25rem;}
.accordion-z .accordion-button:not(.collapsed){color:var(--zt-primary);background:var(--zt-bg-alt);box-shadow:none;}
.accordion-z .accordion-button:focus{box-shadow:none;border-color:var(--zt-accent);}
.accordion-z .accordion-body{color:var(--zt-muted);padding:0 1.25rem 1.2rem;}

/* ---- Forms ---- */
.form-card{background:var(--zt-surface);border:1px solid var(--zt-border);border-radius:var(--zt-radius-lg);box-shadow:var(--zt-shadow-md);padding:clamp(1.5rem, 1rem + 2vw, 2.5rem);}
.form-label{font-weight:600;font-size:var(--zt-fs-sm);margin-bottom:.35rem;}
.form-control,.form-select{border-radius:var(--zt-radius-sm);border:1.5px solid var(--zt-border);padding:.7rem .9rem;}
.form-control:focus,.form-select:focus{border-color:var(--zt-accent);box-shadow:0 0 0 3px rgba(15,181,189,.18);}
.form-note{font-size:var(--zt-fs-xs);color:var(--zt-faint);}
.hp-field{position:absolute;left:-9999px;opacity:0;height:0;width:0;overflow:hidden;}
.alert-z-success{background:rgba(22,163,74,.08);border:1px solid rgba(22,163,74,.3);color:#15803d;border-radius:var(--zt-radius);padding:1rem 1.25rem;}
.alert-z-error{background:rgba(220,38,38,.06);border:1px solid rgba(220,38,38,.3);color:#b91c1c;border-radius:var(--zt-radius);padding:1rem 1.25rem;}
.field-error{color:var(--zt-danger);font-size:var(--zt-fs-xs);margin-top:.25rem;}

/* ---- Footer ---- */
.site-footer{background:var(--zt-primary-700);color:#a9bcd8;padding-top:var(--zt-section-y);}
.site-footer h4{color:#fff;font-size:var(--zt-fs-sm);text-transform:uppercase;letter-spacing:.08em;margin-bottom:1rem;}
.site-footer a{color:#a9bcd8;display:inline-block;padding:.22rem 0;font-size:var(--zt-fs-sm);}
.site-footer a:hover{color:#fff;}
.site-footer .foot-brand{font-weight:800;font-size:1.25rem;color:#fff;}
.site-footer .foot-brand b{color:var(--zt-accent-300);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:var(--zt-section-y);padding:1.25rem 0;font-size:var(--zt-fs-xs);color:#8298ba;}
.social-ico{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.08);display:inline-flex;align-items:center;justify-content:center;color:#cdd9ec;}
.social-ico:hover{background:var(--zt-accent);color:#04282a;}

/* ---- Sticky mobile CTA ---- */
.mobile-cta{display:none;}
@media (max-width:991.98px){
  .mobile-cta{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:1040;gap:.5rem;padding:.6rem;background:#fff;border-top:1px solid var(--zt-border);box-shadow:0 -6px 20px rgba(16,23,38,.08);}
  .mobile-cta .btn{flex:1;}
  body{padding-bottom:4.5rem;}
}

/* ---- Reveal animation (progressive enhancement) ----
   Content is visible by default. Only when JS is active (html.js) do we hide
   un-revealed elements, so content is never lost if JS fails or is disabled. */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
.js .reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .js .reveal{opacity:1;transform:none;transition:none;}
  *{animation:none!important;}
}

/* ---- Skip link ---- */
.skip-link{position:absolute;left:-9999px;top:0;z-index:2000;background:var(--zt-primary);color:#fff;padding:.6rem 1rem;border-radius:0 0 8px 0;}
.skip-link:focus{left:0;color:#fff;}

/* ---- Cookie banner ---- */
.cookie-bar{position:fixed;bottom:1rem;left:1rem;right:1rem;max-width:560px;margin-inline:auto;z-index:1050;background:#fff;border:1px solid var(--zt-border);box-shadow:var(--zt-shadow-lg);border-radius:var(--zt-radius);padding:1.1rem 1.25rem;}
.cookie-bar.hidden{display:none;}

/* ---- Prose (blog/legal) ---- */
.prose{max-width:760px;font-size:1.06rem;}
.prose h2{margin-top:2.2rem;margin-bottom:.8rem;}
.prose h3{margin-top:1.6rem;margin-bottom:.6rem;}
.prose ul,.prose ol{margin-bottom:1.2rem;}
.prose li{margin-bottom:.4rem;}
.prose blockquote{border-left:4px solid var(--zt-accent);padding-left:1.1rem;color:var(--zt-muted);font-style:italic;margin:1.4rem 0;}

/* ---- Utilities ---- */
.divider-soft{height:1px;background:var(--zt-border);border:0;}
.icon-inline{width:1.1em;height:1.1em;vertical-align:-.15em;}
.illustrative-tag{font-size:var(--zt-fs-xs);font-weight:600;color:var(--zt-warning);background:rgba(217,119,6,.1);border:1px solid rgba(217,119,6,.3);padding:.15rem .55rem;border-radius:var(--zt-radius-pill);}