/* ==========================================================================
   MUHASIBATLIQ.AZ — brend üslub sistemi
   Rəng: tünd/açıq yaşıl (loqo kalkulyatoru) + siqnal narıncısı (loqo həlqəsi)
   Tema: dəqiqlik, etibarlılıq, rəqəmlər. Motiv: "ledger" xətləri, kassa
   çeki perforasiyası, dairəvi tərəqqi halqası (loqodan).
   Tipoqrafiya: Sora (başlıq) + Inter (mətn) + IBM Plex Mono (rəqəmlər).
   ========================================================================== */

:root{
  --green-deep:   #123a0a;
  --green:        #1f6e10;
  --green-mid:    #3f9a1c;
  --green-light:  #7cb518;
  --orange:       #fe5601;
  --orange-deep:  #c94300;
  --paper:        #fdfdf9;
  --surface:      #f2f6ec;
  --surface-2:    #eaf1e0;
  --ink:          #16210f;
  --ink-soft:     #52604a;
  --line:         rgba(18,58,10,0.14);
  --line-soft:    rgba(18,58,10,0.08);
  --shadow: 0 24px 60px -30px rgba(18,58,10,0.4);
  --maxw: 1240px;
  --speed: .25s;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:"Inter", -apple-system, "Segoe UI", sans-serif;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.65;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{
  font-family:"Sora","Inter",sans-serif;
  margin:0 0 .5em;
  line-height:1.15;
  letter-spacing:-0.01em;
  color:var(--green-deep);
}
p{ margin:0 0 1em; }
.mono{ font-family:"IBM Plex Mono", monospace; }
.container{ max-width:var(--maxw); margin:0 auto; padding:0 28px; }
.section{ padding:92px 0; }
.section--tight{ padding:56px 0; }
.section--surface{ background:var(--surface); }
.section--deep{ background:var(--green-deep); color:#dfe9d6; }
.section--deep h2,.section--deep h3{ color:#fff; }
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:"Sora",sans-serif;
  text-transform:uppercase; letter-spacing:.14em; font-size:12.5px;
  color:var(--orange); font-weight:600; margin-bottom:14px;
}
.eyebrow::before{
  content:""; width:26px; height:2px; background:var(--orange); display:inline-block;
}
.lede{ font-size:1.14rem; color:var(--ink-soft); max-width:620px; }

/* ---------- Ledger / perforation motifs ---------- */
.ledger-rule{
  height:1px; background-image:repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
}
.perf-divider{
  height:22px; position:relative; overflow:hidden;
  background-image: radial-gradient(circle, var(--paper) 6px, transparent 6.5px);
  background-size:26px 26px; background-position:center;
}
.ring-badge{
  width:64px; height:64px; border-radius:50%;
  border:3px solid var(--orange); border-right-color:transparent; border-bottom-color:transparent;
  transform:rotate(45deg);
  display:flex; align-items:center; justify-content:center;
}
.ring-badge span{ transform:rotate(-45deg); font-family:"Sora",sans-serif; font-weight:700; color:var(--green-deep); }

/* ---------- Header ---------- */
.topbar{ background:var(--green-deep); color:#cfe3c4; font-size:12.5px; }
.topbar .container{
  display:flex; justify-content:space-between; align-items:center; gap:20px;
  padding-top:8px; padding-bottom:8px; flex-wrap:wrap;
}
.topbar__contacts{ display:flex; gap:22px; flex-wrap:wrap; }
.topbar__contacts a{ color:#cfe3c4; transition:color var(--speed); }
.topbar__contacts a:hover{ color:#fff; }
.topbar__contacts span{ opacity:.6; margin-right:6px; }

.masthead{
  position:sticky; top:0; z-index:50;
  background:rgba(253,253,249,0.95);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.masthead .container{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:12px; padding-bottom:12px;
}
.brand{ display:flex; align-items:center; gap:10px; }
.brand img{ height:42px; width:auto; }
.brand__text{ font-family:"Sora",sans-serif; font-weight:700; font-size:19px; color:var(--green-deep); }
.brand__text span{ color:var(--orange); }
nav.mainnav{ display:flex; align-items:center; gap:1px; position:relative; }
nav.mainnav > a{
  font-family:"Sora",sans-serif; font-size:13.5px; font-weight:600; padding:10px 14px;
  color:var(--green-deep); position:relative;
}
nav.mainnav > a::after{
  content:""; position:absolute; left:14px; right:14px; bottom:4px; height:2px;
  background:var(--orange); transform:scaleX(0); transform-origin:left; transition:transform var(--speed);
}
nav.mainnav > a:hover::after, nav.mainnav > a.active::after{ transform:scaleX(1); }
nav.mainnav > a.active{ color:var(--orange); }

/* Dropdown for services */
.has-dropdown{ position:relative; }
.dropdown{
  position:absolute; top:100%; left:0; background:#fff; border:1px solid var(--line);
  box-shadow:var(--shadow); min-width:280px; padding:10px; display:none; z-index:60;
}
.has-dropdown:hover .dropdown{ display:block; }
.dropdown a{
  display:block; padding:10px 14px; font-size:13.5px; color:var(--ink); border-radius:2px;
}
.dropdown a:hover{ background:var(--surface); color:var(--green-deep); }

.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:"Sora",sans-serif; font-weight:600; font-size:13.5px;
  text-transform:uppercase; letter-spacing:.04em;
  padding:13px 24px; border:1.5px solid var(--green-deep); color:var(--green-deep);
  transition:all var(--speed); white-space:nowrap; background:transparent;
}
.btn:hover{ background:var(--green-deep); color:#fff; }
.btn--orange{ border-color:var(--orange); background:var(--orange); color:#fff; }
.btn--orange:hover{ background:var(--orange-deep); border-color:var(--orange-deep); }
.btn--ghost-light{ border-color:rgba(255,255,255,.55); color:#fff; }
.btn--ghost-light:hover{ background:#fff; color:var(--green-deep); }
.navbtn-wrap{ display:flex; align-items:center; gap:16px; }
.burger{
  display:none; flex-direction:column; gap:5px; width:30px; cursor:pointer; background:none; border:none; padding:8px 0;
}
.burger span{ height:2px; background:var(--green-deep); display:block; transition:all var(--speed); }
.burger.active span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.burger.active span:nth-child(2){ opacity:0; }
.burger.active span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero{ position:relative; overflow:hidden; padding:88px 0 0; background:var(--paper); }
.hero__grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:50px; align-items:center; }
.hero h1{ font-size:clamp(2.3rem,4.6vw,3.6rem); max-width:640px; }
.hero .lede{ margin-top:18px; }
.hero__cta{ display:flex; gap:16px; margin-top:32px; flex-wrap:wrap; }
.hero__stats{
  display:flex; gap:36px; margin-top:56px; padding-top:28px; border-top:1px solid var(--line); flex-wrap:wrap;
}
.hero__stats div b{
  display:block; font-family:"IBM Plex Mono",monospace; font-size:1.9rem; color:var(--green);
}
.hero__stats div span{ font-size:12px; text-transform:uppercase; letter-spacing:.05em; color:var(--ink-soft); }
.hero__art{ position:relative; }

/* Illustration ring panel */
.art-panel{
  position:relative; background:var(--surface); border:1px solid var(--line);
  aspect-ratio:1/1; display:flex; align-items:center; justify-content:center; overflow:hidden;
}
.art-panel svg{ width:82%; height:82%; }
.art-panel::before{
  content:""; position:absolute; inset:18px; border:1px dashed var(--line);
}

/* Sub page header */
.pagehead{ padding:56px 0 46px; background:var(--surface); border-bottom:1px solid var(--line); }
.breadcrumbs{ font-size:12.5px; text-transform:uppercase; letter-spacing:.08em; color:var(--ink-soft); margin-bottom:16px; }
.breadcrumbs a:hover{ color:var(--green); }
.pagehead h1{ font-size:clamp(1.9rem,4vw,2.8rem); max-width:760px; }
.pagehead .lede{ margin-top:14px; }

/* ---------- Grids / Cards ---------- */
.grid{ display:grid; gap:26px; }
.grid--3{ grid-template-columns:repeat(3,1fr); }
.grid--4{ grid-template-columns:repeat(4,1fr); }
.grid--2{ grid-template-columns:repeat(2,1fr); }

.svc-card{
  background:#fff; border:1px solid var(--line); padding:32px 28px; position:relative;
  display:flex; flex-direction:column; transition:transform var(--speed), box-shadow var(--speed), border-color var(--speed);
}
.svc-card:hover{ transform:translateY(-5px); box-shadow:var(--shadow); border-color:transparent; }
.svc-card__icon{
  width:52px; height:52px; border-radius:12px; background:var(--surface);
  display:flex; align-items:center; justify-content:center; margin-bottom:20px;
}
.svc-card__icon svg{ width:26px; height:26px; }
.svc-card h3{ font-size:1.12rem; margin-bottom:10px; }
.svc-card p{ font-size:14.5px; color:var(--ink-soft); flex:1; }
.svc-card__link{
  font-family:"Sora",sans-serif; font-size:12.5px; text-transform:uppercase; letter-spacing:.06em;
  color:var(--green); font-weight:700; margin-top:16px; display:inline-flex; align-items:center; gap:8px;
}
.svc-card__link::after{ content:"→"; transition:transform var(--speed); }
.svc-card:hover .svc-card__link::after{ transform:translateX(4px); }
.svc-card__num{
  position:absolute; top:24px; right:26px; font-family:"IBM Plex Mono",monospace; font-size:12px; color:var(--line);
}

/* Feature checklist */
.feature-list{ display:grid; gap:14px; }
.feature-list li{
  display:flex; gap:12px; align-items:flex-start; font-size:15px; color:var(--ink-soft);
  padding:12px 0; border-bottom:1px solid var(--line-soft);
}
.feature-list li:last-child{ border-bottom:none; }
.feature-list li::before{
  content:"✓"; min-width:20px; height:20px; border-radius:50%; background:var(--green);
  color:#fff; font-size:11px; display:flex; align-items:center; justify-content:center; margin-top:2px;
  font-weight:700;
}

/* Step process */
.steps{ counter-reset:step; display:grid; grid-template-columns:repeat(4,1fr); gap:0; }
.step{ position:relative; padding:0 22px 0 0; }
.step:not(:last-child)::after{
  content:""; position:absolute; top:26px; right:-10px; width:20px; height:1px; background:var(--line);
}
.step__num{
  counter-increment:step; font-family:"IBM Plex Mono",monospace; font-size:13px; color:var(--orange);
  border:1px solid var(--orange); width:52px; height:52px; border-radius:50%;
  display:flex; align-items:center; justify-content:center; margin-bottom:18px; font-weight:700;
}
.step__num::before{ content: counter(step, decimal-leading-zero); }
.step h4{ font-size:1rem; margin-bottom:8px; }
.step p{ font-size:13.5px; color:var(--ink-soft); }

/* Pricing */
.price-card{
  background:#fff; border:1px solid var(--line); padding:36px 30px; display:flex; flex-direction:column;
  position:relative;
}
.price-card--featured{ border-color:var(--orange); box-shadow:var(--shadow); }
.price-card__badge{
  position:absolute; top:-13px; left:30px; background:var(--orange); color:#fff; font-size:11px;
  padding:4px 12px; text-transform:uppercase; letter-spacing:.06em; font-family:"Sora",sans-serif; font-weight:700;
}
.price-card__name{ font-family:"Sora",sans-serif; font-weight:700; font-size:1.1rem; margin-bottom:4px; }
.price-card__desc{ font-size:13.5px; color:var(--ink-soft); margin-bottom:20px; }
.price-card__amount{ font-family:"IBM Plex Mono",monospace; font-size:2.4rem; color:var(--green-deep); margin-bottom:4px; }
.price-card__amount span{ font-size:14px; color:var(--ink-soft); font-family:"Inter",sans-serif; }
.price-card ul{ margin:22px 0; display:grid; gap:11px; flex:1; }
.price-card ul li{
  font-size:13.8px; color:var(--ink-soft); display:flex; gap:10px; align-items:flex-start;
}
.price-card ul li::before{ content:"—"; color:var(--orange); }

/* Invoice-line style rows (dotted leader) */
.leader-row{
  display:flex; justify-content:space-between; align-items:baseline; gap:10px;
  padding:14px 0; border-bottom:1px dashed var(--line);
}
.leader-row span:first-child{ color:var(--ink); font-size:14.5px; }
.leader-row span:last-child{ font-family:"IBM Plex Mono",monospace; color:var(--green); font-weight:600; white-space:nowrap; }

/* Blog cards */
.post-card{ display:flex; flex-direction:column; background:#fff; border:1px solid var(--line); }
.post-card__tag{
  display:inline-flex; align-self:flex-start; margin:24px 24px 0; font-family:"Sora",sans-serif; font-size:11px;
  text-transform:uppercase; letter-spacing:.06em; color:var(--orange); font-weight:700;
}
.post-card__body{ padding:14px 24px 26px; }
.post-card h3{ font-size:1.12rem; margin-bottom:10px; }
.post-card p{ font-size:14px; color:var(--ink-soft); }
.post-card__link{
  font-family:"Sora",sans-serif; font-size:12.5px; text-transform:uppercase; letter-spacing:.06em;
  color:var(--green); font-weight:700; margin-top:14px; display:inline-flex; gap:8px;
}

/* Article body */
.article{ max-width:760px; margin:0 auto; }
.article h2{ font-size:1.5rem; margin-top:1.6em; }
.article h3{ font-size:1.18rem; margin-top:1.4em; }
.article p{ font-size:16px; color:#2c3826; }
.article ul{ margin:0 0 1.2em; display:grid; gap:10px; }
.article ul li{ font-size:15.5px; color:#2c3826; padding-left:22px; position:relative; }
.article ul li::before{ content:"—"; position:absolute; left:0; color:var(--orange); }
.article blockquote{
  border-left:3px solid var(--orange); margin:1.6em 0; padding:4px 0 4px 22px; font-style:italic; color:var(--ink-soft);
}
.article-meta{
  display:flex; gap:18px; flex-wrap:wrap; font-size:12.5px; text-transform:uppercase; letter-spacing:.05em;
  color:var(--ink-soft); margin-bottom:22px;
}
.article-meta span{ margin-right:18px; }
.post-card__meta{ font-size:12px; color:var(--ink-soft); margin-top:16px; display:flex; gap:14px; }
.post-card__meta span{ margin-right:14px; }
.toc{ background:var(--surface); border:1px solid var(--line); padding:22px 26px; margin:30px 0; }
.toc h4{ font-size:.85rem; text-transform:uppercase; letter-spacing:.06em; margin-bottom:12px; }
.toc ol{ list-style:decimal; padding-left:18px; display:grid; gap:6px; }
.toc ol li{ font-size:14px; }
.toc a{ color:var(--green); }
.toc a:hover{ text-decoration:underline; }

/* FAQ accordion */
.faq-item{ border-bottom:1px solid var(--line); }
.faq-item summary{
  cursor:pointer; padding:20px 4px; font-family:"Sora",sans-serif; font-weight:600; font-size:15px;
  list-style:none; display:flex; justify-content:space-between; align-items:center; color:var(--green-deep);
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{ content:"+"; font-size:20px; color:var(--orange); font-weight:400; }
.faq-item[open] summary::after{ content:"–"; }
.faq-item p{ padding:0 4px 20px; color:var(--ink-soft); font-size:14.5px; max-width:640px; }

/* Split media/text */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.split--reverse .split__media{ order:2; }

/* Stat strip */
.stat-strip{ display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.stat-strip div{ padding:30px 26px; border-left:1px solid var(--line); }
.stat-strip div:first-child{ border-left:none; }
.stat-strip b{ display:block; font-family:"IBM Plex Mono",monospace; font-size:2rem; color:var(--green); }
.stat-strip span{ font-size:12.5px; color:var(--ink-soft); text-transform:uppercase; letter-spacing:.04em; }

/* Tag cloud */
.tag-cloud{ display:flex; flex-wrap:wrap; gap:10px; }
.tag-cloud span{ border:1px solid var(--line); padding:9px 16px; font-size:13.5px; color:var(--green-deep); background:#fff; }

/* Testimonial */
.quote-card{ background:#fff; border:1px solid var(--line); padding:32px; }
.quote-card p{ font-size:15.5px; color:var(--ink); font-style:italic; }
.quote-card__who{ display:flex; align-items:center; gap:12px; margin-top:18px; }
.quote-card__avatar{
  width:40px; height:40px; border-radius:50%; background:var(--surface-2); display:flex; align-items:center;
  justify-content:center; font-family:"Sora",sans-serif; font-weight:700; color:var(--green);
}
.quote-card__who b{ display:block; font-size:13.5px; color:var(--green-deep); }
.quote-card__who span{ font-size:12px; color:var(--ink-soft); }

/* CTA band */
.cta-band{ background:var(--green-deep); color:#fff; padding:64px 0; position:relative; overflow:hidden; }
.cta-band::after{
  content:""; position:absolute; right:-8%; top:50%; width:340px; height:340px; border-radius:50%;
  border:60px solid rgba(254,86,1,.14); transform:translateY(-50%);
}
.cta-band .container{ display:flex; justify-content:space-between; align-items:center; gap:26px; flex-wrap:wrap; position:relative; z-index:1; }
.cta-band h2{ color:#fff; margin-bottom:6px; }
.cta-band p{ color:rgba(255,255,255,.8); margin:0; }

/* Footer */
footer{ background:var(--green-deep); color:#c3d6b6; padding:64px 0 0; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:40px; padding-bottom:48px; border-bottom:1px solid rgba(255,255,255,.12); }
.footer-grid h4{ color:#fff; font-size:13px; text-transform:uppercase; letter-spacing:.08em; margin-bottom:18px; }
.footer-grid img{ height:38px; margin-bottom:16px; }
.footer-grid p{ font-size:14px; color:#a9c199; }
.footer-grid a{ font-size:14px; color:#c3d6b6; display:block; padding:6px 0; transition:color var(--speed); }
.footer-grid a:hover{ color:#fff; }
.footer-bottom{ display:flex; justify-content:space-between; padding:22px 0; font-size:12.5px; color:#82996f; flex-wrap:wrap; gap:10px; }

/* Utility */
.text-center{ text-align:center; margin-left:auto; margin-right:auto; }
.small{ font-size:13px; color:var(--ink-soft); }
.mt-0{ margin-top:0; }

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .grid--4{ grid-template-columns:repeat(2,1fr); }
  .grid--3{ grid-template-columns:repeat(2,1fr); }
  .hero__grid{ grid-template-columns:1fr; }
  .hero__art{ order:-1; max-width:340px; margin:0 auto; }
  .split{ grid-template-columns:1fr; gap:32px; }
  .split--reverse .split__media{ order:0; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .steps{ grid-template-columns:repeat(2,1fr); gap:28px; }
  .step:not(:last-child)::after{ display:none; }
  .stat-strip{ grid-template-columns:repeat(2,1fr); }
  .stat-strip div:nth-child(3){ border-left:none; }
}
@media (max-width:720px){
  .burger{ display:flex; }
  nav.mainnav{
    display:none; position:absolute; top:100%; left:0; right:0; background:var(--paper);
    flex-direction:column; border-bottom:1px solid var(--line); padding:8px 28px 18px; align-items:flex-start;
  }
  nav.mainnav.open{ display:flex; }
  nav.mainnav > a{ padding:12px 0; width:100%; }
  .dropdown{ position:static; box-shadow:none; border:none; display:block; padding:0 0 0 14px; min-width:0; }
  .has-dropdown:hover .dropdown{ display:block; }
  .masthead .container{ position:relative; flex-wrap:wrap; }
  .grid--4,.grid--3,.grid--2{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
  .cta-band .container{ flex-direction:column; align-items:flex-start; }
  .steps{ grid-template-columns:1fr; }
}