/* ==========================================================================
   ZASTAVA — design system
   Concept: digital checkpoint. Every action passes a barrier before it's
   let through. Amber/ink barrier stripes mark the places in the interface
   where something gets checked, confirmed, or logged.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders:wght@600;700;800&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  --ink:        #1a1033;
  --ink-soft:   #2a1c4d;
  --ink-softer: #3a2966;
  --paper:      #f4f2fb;
  --paper-dim:  #e2ddf2;
  --white:      #ffffff;

  --signal:      #ffb238;
  --signal-dark: #e0911a;
  --safe:        #00c896;
  --safe-dim:    #0e3e39;
  --alert:       #ff5d5d;
  --alert-dim:   #4a1f2c;

  --violet:     #8b5cf6;
  --violet-dim: #2f2258;
  --sky:        #38bdf8;
  --sky-text:   #0284c7;
  --sky-dim:    #17324a;
  --pink:       #ff7ac6;
  --pink-text:  #c2338d;

  --steel:      #a79fca;
  --steel-dark: #6b5f96;
  --line:       rgba(255,255,255,0.14);
  --line-dark:  rgba(26,16,51,0.12);

  --font-display: 'Big Shoulders', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --radius: 3px;
  --max: 1160px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family: var(--font-display); font-weight:800; letter-spacing:0.01em; margin:0 0 .5em; line-height:1.05; text-transform:uppercase; }
p{ margin:0 0 1em; color: var(--steel-dark); }
code, .mono{ font-family: var(--font-mono); }

:focus-visible{
  outline: 3px solid var(--signal);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

.wrap{ max-width: var(--max); margin: 0 auto; padding: 0 28px; }

/* ---------- barrier stripe: the signature element ---------- */
.barrier{
  height: 10px;
  background: repeating-linear-gradient(
    -45deg,
    var(--signal), var(--signal) 14px,
    var(--violet) 14px, var(--violet) 28px
  );
}
.barrier.thin{ height:5px; }
.barrier.safe{
  background: repeating-linear-gradient(
    -45deg,
    var(--safe), var(--safe) 14px,
    var(--sky) 14px, var(--sky) 28px
  );
}

/* ---------- top bar ---------- */
.topbar{
  background: linear-gradient(90deg, var(--ink) 0%, var(--ink-soft) 100%);
  color: var(--paper);
  border-bottom: 1px solid var(--line);
}
.topbar__inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 18px 28px;
  max-width: var(--max); margin:0 auto;
  gap: 20px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-display); font-weight:800; font-size: 22px;
  text-transform: uppercase; letter-spacing: 0.03em;
  text-decoration:none; color:var(--white);
}
.brand__mark{
  width:26px; height:26px; flex:0 0 auto;
  background: repeating-linear-gradient(-45deg, var(--signal) 0 4px, var(--violet) 4px 8px);
  border: 2px solid var(--signal);
}
.nav{ display:flex; gap: 4px; flex-wrap: wrap; }
.nav a{
  display:block; padding: 8px 14px;
  text-decoration:none; color: var(--steel);
  font-size: 14px; font-weight:600; letter-spacing:.02em;
  border: 1px solid transparent; border-radius: var(--radius);
  transition: color .15s ease, border-color .15s ease;
}
.nav a:hover{ color: var(--white); border-color: var(--line); }
.nav a.is-active{ color: var(--signal); border-color: var(--signal); }
.topbar__status{
  display:flex; align-items:center; gap:8px;
  font-family: var(--font-mono); font-size: 12px; color: var(--safe);
  white-space:nowrap;
}
.topbar__status .dot{
  width:8px; height:8px; border-radius:50%; background: var(--safe);
  box-shadow: 0 0 0 3px var(--safe-dim);
}
.navtoggle{ display:none; }

@media (max-width: 860px){
  .topbar__inner{ flex-wrap:wrap; }
  .nav{ order:3; width:100%; padding-top:10px; border-top:1px solid var(--line); }
  .topbar__status{ display:none; }
}

/* ---------- hero ---------- */
.hero{
  background:
    radial-gradient(60% 90% at 85% 0%, rgba(255,178,56,0.25) 0%, rgba(255,178,56,0) 60%),
    radial-gradient(70% 80% at 10% 100%, rgba(56,189,248,0.22) 0%, rgba(56,189,248,0) 60%),
    linear-gradient(155deg, #1a1033 0%, #2f1c57 55%, #451e5e 100%);
  color: var(--paper);
  padding: 72px 0 56px;
  position: relative; overflow:hidden;
}
.hero__eyebrow{
  font-family: var(--font-mono); font-size:13px; color: var(--signal);
  text-transform: uppercase; letter-spacing: .12em; margin-bottom:18px;
  display:flex; align-items:center; gap:10px;
}
.hero__eyebrow::before{ content:''; width:22px; height:2px; background: var(--signal); }
.hero h1{
  font-size: clamp(38px, 6vw, 68px);
  max-width: 16ch;
  color: var(--white);
}
.hero__lead{
  max-width: 56ch; font-size: 18px; color: var(--steel); margin-top: 18px;
}
.hero__cta{ display:flex; gap:14px; margin-top:34px; flex-wrap:wrap; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-body); font-weight:700; font-size:14px;
  padding: 13px 22px; border-radius: var(--radius);
  border: 1px solid transparent; cursor:pointer;
  text-decoration:none; letter-spacing:.01em;
  transition: transform .1s ease, background .15s ease, border-color .15s ease;
}
.btn:active{ transform: translateY(1px); }
.btn-primary{ background: var(--signal); color: var(--ink); }
.btn-primary:hover{ background: var(--signal-dark); }
.btn-ghost{ background:transparent; border-color: var(--line); color: var(--paper); }
.btn-ghost:hover{ border-color: var(--signal); color: var(--signal); }
.btn-dark{ background: var(--violet); color: var(--white); border-color: var(--violet); }
.btn-dark:hover{ background: #7a45e0; }
.btn-safe{ background: var(--safe); color: var(--white); }
.btn-safe:hover{ filter: brightness(1.08); }
.btn-block{ width:100%; justify-content:center; }
.btn[disabled]{ opacity:.5; cursor:not-allowed; }

/* ---------- sections ---------- */
.section{ padding: 64px 0; }
.section--tight{ padding: 40px 0; }
.section--ink{ background: linear-gradient(160deg, #1a1033 0%, #2a1c4d 100%); color: var(--paper); }
.section--ink p{ color: var(--steel); }
.section--ink h2, .section--ink h3{ color:var(--white); }
.section-head{ max-width: 62ch; margin-bottom: 40px; }
.eyebrow{
  font-family: var(--font-mono); font-size:12px; letter-spacing:.12em;
  text-transform:uppercase; color: var(--signal-dark); margin-bottom:10px; display:block;
}
.section--ink .eyebrow{ color: var(--signal); }
h2{ font-size: clamp(26px, 3.4vw, 38px); }
h3{ font-size: 20px; }

/* ---------- grid / cards ---------- */
.grid{ display:grid; gap:20px; }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
.grid-4{ grid-template-columns: repeat(4, 1fr); }
.grid-4 > div:nth-child(4n+1) h2{ color: var(--signal-dark); }
.grid-4 > div:nth-child(4n+2) h2{ color: var(--violet); }
.grid-4 > div:nth-child(4n+3) h2{ color: var(--sky-text); }
.grid-4 > div:nth-child(4n+4) h2{ color: var(--pink-text); }
@media (max-width: 900px){ .grid-3,.grid-4{ grid-template-columns: repeat(2,1fr);} }
@media (max-width: 620px){ .grid-2,.grid-3,.grid-4{ grid-template-columns: 1fr; } }

.card{
  background: var(--white); border: 1px solid var(--line-dark);
  border-top: 4px solid var(--signal);
  border-radius: var(--radius); padding: 26px;
}
.card--ink{ background: var(--ink-soft); border-color: var(--line); border-top: 4px solid var(--signal); }
.card--ink p{ color: var(--steel); }
.card--ink h3{ color: var(--white); }
.card__num{
  font-family: var(--font-mono); font-size: 12px; color: var(--signal-dark);
  margin-bottom: 10px; display:block;
}
.card--ink .card__num{ color: var(--signal); }

/* cycle accent colors across cards that sit together in a grid */
.grid .card:nth-of-type(3n+2){ border-top-color: var(--violet); }
.grid .card:nth-of-type(3n+3){ border-top-color: var(--sky); }
.grid .card--ink:nth-of-type(3n+2){ border-top-color: var(--pink); }
.grid .card--ink:nth-of-type(3n+3){ border-top-color: var(--safe); }

.icon-box{
  width:44px; height:44px; display:flex; align-items:center; justify-content:center;
  border-radius: var(--radius); margin-bottom:16px; color: var(--ink);
  font-family: var(--font-display); font-weight:800; font-size:18px;
  background: var(--signal);
}
.grid .card:nth-of-type(3n+2) .icon-box{ background: var(--violet); color: var(--white); }
.grid .card:nth-of-type(3n+3) .icon-box{ background: var(--sky); color: var(--ink); }
.section--ink .icon-box{ color: var(--ink); }

/* ---------- stamp / badge (the confirmation motif) ---------- */
.stamp{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-mono); font-weight:700; font-size:12px;
  text-transform:uppercase; letter-spacing:.08em;
  padding: 7px 12px; border: 2px solid currentColor; border-radius:2px;
  transform: rotate(-2deg);
}
.stamp--safe{ color: var(--safe); }
.stamp--alert{ color: var(--alert); }
.stamp--pending{ color: var(--signal-dark); }
.badge{
  display:inline-block; font-family: var(--font-mono); font-size:11px;
  padding:3px 8px; border-radius:2px; letter-spacing:.03em;
  background: var(--paper-dim); color: var(--steel-dark);
}
.badge--safe{ background: var(--safe-dim); color:#8fe3b6; }
.badge--alert{ background: var(--alert-dim); color:#f2a49f; }
.badge--pending{ background:#4a3a1c; color: var(--signal); }

/* ---------- alerts / notice boxes ---------- */
.notice{
  display:flex; gap:14px; padding: 18px 20px; border-radius: var(--radius);
  border-left: 4px solid var(--signal); background: #fbf1de;
}
.notice p{ color: var(--ink); margin:0; }
.notice strong{ display:block; margin-bottom:4px; }
.notice--safe{ border-color: var(--safe); background:#e6f5ec; }
.notice--alert{ border-color: var(--alert); background:#fbe7e5; }
.notice__icon{ font-family: var(--font-mono); font-weight:700; flex:0 0 auto; }

/* ---------- forms ---------- */
.field{ margin-bottom:18px; }
.field label{
  display:block; font-size:13px; font-weight:600; margin-bottom:7px;
  text-transform:uppercase; letter-spacing:.03em; color: var(--steel-dark);
}
.section--ink .field label{ color: var(--steel); }
.field input[type=text], .field input[type=email], .field input[type=password],
.field input[type=tel], .field select, .field textarea{
  width:100%; padding: 12px 14px; font-family: var(--font-body); font-size:15px;
  border: 1px solid var(--paper-dim); border-radius: var(--radius);
  background: var(--white); color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color: var(--signal); }
.field small{ display:block; margin-top:6px; color: var(--steel); font-size:12px; }
.field-row{ display:flex; gap:14px; }
.field-row .field{ flex:1; }

.code-input{ display:flex; gap:10px; }
.code-input input{
  width:46px; height:56px; text-align:center; font-family: var(--font-mono);
  font-size:22px; border:1px solid var(--paper-dim); border-radius: var(--radius);
}
.code-input input:focus{ border-color: var(--signal); }

/* toggle switch */
.toggle-row{
  display:flex; align-items:center; justify-content:space-between;
  padding: 18px 0; border-bottom: 1px solid var(--paper-dim); gap:20px;
}
.toggle-row:last-child{ border-bottom:none; }
.toggle-row__label{ font-weight:600; margin-bottom:4px; }
.toggle-row__desc{ font-size:13px; color: var(--steel); margin:0; }
.switch{ position:relative; width:46px; height:26px; flex:0 0 auto; }
.switch input{ opacity:0; width:0; height:0; }
.switch__track{
  position:absolute; inset:0; background: var(--paper-dim); border-radius:20px;
  transition: background .15s ease; cursor:pointer;
}
.switch__track::after{
  content:''; position:absolute; width:20px; height:20px; left:3px; top:3px;
  background: var(--white); border-radius:50%; transition: transform .15s ease;
  box-shadow: 0 1px 2px rgba(0,0,0,.3);
}
.switch input:checked + .switch__track{ background: var(--safe); }
.switch input:checked + .switch__track::after{ transform: translateX(20px); }

/* ---------- table ---------- */
.table{ width:100%; border-collapse: collapse; font-size:14px; }
.table th{
  text-align:left; font-family: var(--font-mono); font-size:11px;
  text-transform:uppercase; letter-spacing:.05em; color: var(--steel);
  padding: 10px 14px; border-bottom: 2px solid var(--ink);
}
.table td{ padding: 14px; border-bottom: 1px solid var(--paper-dim); vertical-align:middle; }
.table tr:last-child td{ border-bottom:none; }
.table--scroll{ overflow-x:auto; }

/* ---------- timeline ---------- */
.timeline{ position:relative; padding-left: 28px; }
.timeline::before{
  content:''; position:absolute; left:5px; top:6px; bottom:6px; width:2px; background: var(--paper-dim);
}
.timeline-item{ position:relative; padding-bottom: 26px; }
.timeline-item:last-child{ padding-bottom:0; }
.timeline-item::before{
  content:''; position:absolute; left:-28px; top:4px; width:12px; height:12px;
  border-radius:50%; background: var(--white); border:2px solid var(--steel-dark);
}
.timeline-item.is-safe::before{ border-color: var(--safe); background: var(--safe); }
.timeline-item.is-alert::before{ border-color: var(--alert); background: var(--alert); }
.timeline-item time{ font-family: var(--font-mono); font-size:12px; color: var(--steel); }
.timeline-item h4{ text-transform:none; font-size:15px; margin:4px 0; font-family: var(--font-body); font-weight:700; }

/* ---------- pricing ---------- */
.plan{
  border: 1px solid var(--paper-dim); border-radius: var(--radius); padding: 30px;
  background: var(--white); display:flex; flex-direction:column; gap:18px;
}
.plan--featured{
  border: 2px solid var(--violet); position:relative;
  background: linear-gradient(165deg, #ffffff 0%, #f3edff 100%);
}
.plan__flag{
  position:absolute; top:-13px; left:24px; background: var(--violet); color: var(--white);
  font-family: var(--font-mono); font-size:11px; font-weight:700; padding:4px 10px;
  text-transform:uppercase; letter-spacing:.05em; border-radius:2px;
}
.plan__price{ font-family: var(--font-display); font-size:40px; font-weight:800; }
.plan__price span{ font-family: var(--font-body); font-size:14px; font-weight:500; color: var(--steel); text-transform:none; }
.plan ul{ display:flex; flex-direction:column; gap:10px; font-size:14px; }
.plan ul li{ display:flex; gap:10px; align-items:flex-start; color: var(--steel-dark); }
.plan ul li::before{ content:'✓'; color: var(--safe); font-weight:700; flex:0 0 auto; }

/* ---------- faq / accordion ---------- */
.accordion-item{ border-bottom: 1px solid var(--paper-dim); }
.accordion-item summary{
  cursor:pointer; padding: 20px 4px; font-weight:700; font-size:16px;
  list-style:none; display:flex; justify-content:space-between; align-items:center; gap:20px;
}
.accordion-item summary::-webkit-details-marker{ display:none; }
.accordion-item summary::after{
  content:'+'; font-family: var(--font-mono); font-size:20px; color: var(--signal-dark); flex:0 0 auto;
}
.accordion-item[open] summary::after{ content:'–'; }
.accordion-item p{ padding: 0 4px 20px; }

/* ---------- steps ---------- */
.steps{ display:flex; flex-direction:column; }
.step{ display:flex; gap:20px; padding: 22px 0; border-bottom:1px solid var(--paper-dim); }
.step:last-child{ border-bottom:none; }
.step__num{
  font-family: var(--font-display); font-size:26px; font-weight:800; color: var(--signal-dark);
  flex:0 0 auto; width:44px;
}
.section--ink .step{ border-color: var(--line); }
.section--ink .step__num{ color: var(--signal); }

/* ---------- breadcrumb ---------- */
.crumb{ font-family: var(--font-mono); font-size:12px; color: var(--steel); padding: 18px 0 0; }
.crumb a{ text-decoration:none; color: var(--steel-dark); }
.crumb a:hover{ color: var(--signal-dark); }

/* ---------- footer ---------- */
.footer{ background: var(--ink); color: var(--steel); padding: 50px 0 30px; }
.footer__grid{ display:grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 32px; margin-bottom:40px; }
@media (max-width: 760px){ .footer__grid{ grid-template-columns: 1fr 1fr; } }
.footer h4{ color: var(--white); font-size:13px; margin-bottom:16px; }
.footer ul li{ margin-bottom:10px; }
.footer a{ text-decoration:none; color: var(--steel); font-size:14px; }
.footer a:hover{ color: var(--signal); }
.footer__bottom{
  border-top: 1px solid var(--line); padding-top: 20px; display:flex;
  justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:12px; font-family: var(--font-mono);
}

/* ---------- utility ---------- */
.mt-0{ margin-top:0; } .mb-0{ margin-bottom:0; }
.center{ text-align:center; margin-left:auto; margin-right:auto; }
.flex{ display:flex; } .items-center{ align-items:center; } .gap-10{ gap:10px; } .gap-20{ gap:20px; }
.text-steel{ color: var(--steel); }