/* ==========================================================================
   KAHOD — Design System
   Old-money editorial. No gold. Ink, bone, verdigris, bronze-taupe.
   ========================================================================== */

:root{
  --ink:#12151A;
  --ink-soft:#22262E;
  --paper:#F3EFE6;
  --paper-raised:#EAE4D6;
  --paper-dark:#0E1013;
  --panel-dark:#171A20;
  --slate:#3B4048;
  --slate-soft:#5B6169;
  --brass:#8A7F6B;
  --brass-light:#B0A48D;
  --signal:#4F6B5C;
  --signal-deep:#3A4F44;
  --hairline:#D8D2C4;
  --hairline-dark:#282C33;
  --danger:#8A4A3C;
  --radius:2px;
  --serif:'Fraunces', 'Noto Serif', Georgia, serif;
  --sans:'Inter', 'Vazirmatn', -apple-system, BlinkMacSystemFont, sans-serif;
  --fa:'Vazirmatn', 'Inter', sans-serif;
  --maxw:1220px;
  --pad:clamp(20px, 5vw, 64px);
  --dur:420ms;
  --ease:cubic-bezier(.22,.61,.36,1);
}

[data-theme="dark"]{
  --bg:var(--paper-dark);
  --bg-panel:var(--panel-dark);
  --fg:var(--paper);
  --fg-dim:#B9B3A4;
  --line:var(--hairline-dark);
  --accent:#8FAF9C;
  --brass-ui:#C7BB9E;
}
[data-theme="light"]{
  --bg:var(--paper);
  --bg-panel:#EAE4D6;
  --fg:var(--ink);
  --fg-dim:var(--slate-soft);
  --line:var(--hairline);
  --accent:var(--signal);
  --brass-ui:var(--brass);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;}
}

body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  transition:background var(--dur) var(--ease), color var(--dur) var(--ease);
}
html[lang="fa"] body{ font-family:var(--fa); }

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;margin:0;letter-spacing:-0.01em;}
html[lang="fa"] h1, html[lang="fa"] h2, html[lang="fa"] h3, html[lang="fa"] h4{
  font-family:var(--fa); font-weight:700; letter-spacing:0;
}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}

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

.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad);}
.hairline{border:none;border-top:1px solid var(--line);margin:0;}
.vhairline{border-inline-start:1px solid var(--line);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-row{
  display:flex;align-items:center;justify-content:space-between;
  padding-block:18px;
}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{width:34px;height:34px;flex:none;}
.brand-mark svg{width:100%;height:100%;display:block;}
.brand-text{display:flex;flex-direction:column;line-height:1.05;}
.brand-name{font-family:var(--serif);font-size:19px;font-weight:600;letter-spacing:0.02em;}
html[lang="fa"] .brand-name{font-family:var(--fa);font-weight:700;}
.brand-sub{font-size:10px;letter-spacing:0.14em;color:var(--fg-dim);margin-top:2px;text-transform:uppercase;}
html[lang="fa"] .brand-sub{letter-spacing:0.02em;text-transform:none;}

.main-nav{display:flex;align-items:center;gap:2px;}
.main-nav a{
  padding:10px 16px;font-size:14px;color:var(--fg-dim);
  position:relative;transition:color .25s var(--ease);
}
.main-nav a:hover, .main-nav a[aria-current="page"]{color:var(--fg);}
.main-nav a[aria-current="page"]::after{
  content:"";position:absolute;left:16px;right:16px;bottom:5px;height:1px;background:var(--accent);
}

.header-tools{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius);background:transparent;color:var(--fg);
  transition:border-color .25s var(--ease), background .25s var(--ease);
}
.icon-btn:hover{border-color:var(--brass-ui);}
.icon-btn svg{width:17px;height:17px;}

.lang-menu{position:relative;}
.lang-btn{
  display:flex;align-items:center;gap:7px;
  border:1px solid var(--line);border-radius:var(--radius);
  padding:8px 12px;background:transparent;color:var(--fg);font-size:13px;letter-spacing:0.03em;
}
.lang-btn svg{width:13px;height:13px;}
.lang-list{
  position:absolute;top:calc(100% + 8px);inset-inline-end:0;min-width:168px;
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:6px;display:none;flex-direction:column;gap:2px;box-shadow:0 12px 32px rgba(0,0,0,.18);
}
.lang-list.open{display:flex;}
.lang-list a{padding:9px 12px;font-size:13px;border-radius:var(--radius);display:flex;justify-content:space-between;}
.lang-list a:hover{background:color-mix(in srgb, var(--fg) 6%, transparent);}
.lang-list small{color:var(--fg-dim);}

.nav-toggle{display:none;}
.icon-btn[data-nav-open]{display:none;}
.header-tools .btn-primary{white-space:nowrap;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;font-size:14px;letter-spacing:0.02em;border-radius:var(--radius);
  border:1px solid transparent;transition:all .28s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--fg);color:var(--bg);}
.btn-primary:hover{background:var(--accent);color:var(--paper);}
.btn-outline{border-color:var(--line);color:var(--fg);}
.btn-outline:hover{border-color:var(--brass-ui);}
.btn-ghost{color:var(--fg-dim);padding-inline:6px;}
.btn-ghost:hover{color:var(--fg);}
.btn-block{width:100%;}

/* ---------- Hero ---------- */
.hero{padding-block:clamp(64px,10vw,120px) clamp(48px,7vw,88px);position:relative;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:clamp(32px,6vw,80px);align-items:end;}
.eyebrow-line{display:flex;align-items:center;gap:14px;margin-bottom:26px;color:var(--fg-dim);font-size:12.5px;letter-spacing:0.08em;}
html[lang="fa"] .eyebrow-line{letter-spacing:0;}
.eyebrow-line .dash{width:36px;height:1px;background:var(--brass-ui);}
.hero h1{font-size:clamp(38px,5.4vw,68px);line-height:1.06;}
.hero .lede{margin-top:26px;font-size:clamp(16px,1.6vw,19px);color:var(--fg-dim);max-width:46ch;line-height:1.65;}
.hero-actions{display:flex;gap:14px;margin-top:38px;flex-wrap:wrap;}
.hero-figure{border:1px solid var(--line);padding:28px;border-radius:var(--radius);background:var(--bg-panel);}
.hero-stat-row{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.hero-stat b{font-family:var(--serif);font-size:clamp(26px,2.6vw,34px);display:block;}
html[lang="fa"] .hero-stat b{font-family:var(--fa);}
.hero-stat span{font-size:12.5px;color:var(--fg-dim);display:block;margin-top:6px;line-height:1.4;}

.marquee-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding-block:16px;}
.marquee-track{display:flex;gap:56px;white-space:nowrap;animation:scroll-x 36s linear infinite;width:max-content;}
.marquee-track span{font-family:var(--serif);font-size:14px;color:var(--fg-dim);letter-spacing:0.04em;}
html[lang="fa"] .marquee-track span{font-family:var(--fa);}
@keyframes scroll-x{from{transform:translateX(0);}to{transform:translateX(-50%);}}
[dir="rtl"] .marquee-track{animation-name:scroll-x-rtl;}
@keyframes scroll-x-rtl{from{transform:translateX(0);}to{transform:translateX(50%);}}

/* ---------- Section scaffolding ---------- */
section{padding-block:clamp(56px,8vw,104px);}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:clamp(32px,5vw,56px);flex-wrap:wrap;}
.section-index{font-size:12.5px;color:var(--brass-ui);letter-spacing:0.1em;margin-bottom:14px;display:block;}
html[lang="fa"] .section-index{letter-spacing:0;}
.section-head h2{font-size:clamp(28px,3.4vw,42px);max-width:16ch;line-height:1.12;}
.section-head p{color:var(--fg-dim);max-width:40ch;font-size:15px;line-height:1.6;}

/* ---------- Packages / Pricing ---------- */
.pkg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.pkg-card{padding:36px 30px;border-inline-start:1px solid var(--line);position:relative;display:flex;flex-direction:column;background:var(--bg);}
.pkg-card:first-child{border-inline-start:none;}
.pkg-card.featured{background:var(--bg-panel);}
.pkg-tag{position:absolute;top:0;inset-inline-end:0;background:var(--fg);color:var(--bg);font-size:11px;padding:6px 14px;letter-spacing:0.06em;}
.pkg-name{font-family:var(--serif);font-size:22px;margin-bottom:8px;}
html[lang="fa"] .pkg-name{font-family:var(--fa);}
.pkg-desc{color:var(--fg-dim);font-size:13.5px;line-height:1.55;min-height:56px;}
.pkg-price{margin-top:24px;display:flex;align-items:baseline;gap:8px;}
.pkg-price b{font-family:var(--serif);font-size:38px;}
html[lang="fa"] .pkg-price b{font-family:var(--fa);}
.pkg-price span{font-size:12.5px;color:var(--fg-dim);}
.pkg-list{margin-top:26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.pkg-list li{display:flex;gap:10px;font-size:13.8px;align-items:flex-start;line-height:1.5;}
.pkg-list svg{flex:none;width:14px;height:14px;margin-top:3px;color:var(--accent);}
.pkg-card .btn{margin-top:28px;}

/* ---------- Feature rows ---------- */
.feat-list{border-top:1px solid var(--line);}
.feat-row{display:grid;grid-template-columns:80px 1fr 1.4fr;gap:28px;padding-block:32px;border-bottom:1px solid var(--line);align-items:start;}
.feat-num{font-family:var(--serif);font-size:15px;color:var(--brass-ui);}
html[lang="fa"] .feat-num{font-family:var(--fa);}
.feat-row h3{font-size:20px;}
.feat-row p{color:var(--fg-dim);font-size:14.5px;line-height:1.65;max-width:60ch;}

/* ---------- Cards (industries) ---------- */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
.ind-card{background:var(--bg);padding:28px 22px;min-height:190px;display:flex;flex-direction:column;justify-content:space-between;transition:background .25s var(--ease);}
.ind-card:hover{background:var(--bg-panel);}
.ind-card svg{width:26px;height:26px;color:var(--accent);}
.ind-card h4{font-size:15.5px;margin-top:20px;}
.ind-card p{font-size:12.5px;color:var(--fg-dim);margin-top:8px;line-height:1.5;}

/* ---------- Testimonial / quote ---------- */
.quote-block{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-block:clamp(48px,7vw,80px);}
.quote-block blockquote{font-family:var(--serif);font-size:clamp(22px,2.6vw,32px);line-height:1.4;max-width:26ch;}
html[lang="fa"] .quote-block blockquote{font-family:var(--fa);}
.quote-attr{margin-top:28px;display:flex;align-items:center;gap:14px;}
.quote-attr-name{font-size:14px;font-weight:600;}
.quote-attr-role{font-size:12.5px;color:var(--fg-dim);}

/* ---------- CTA band ---------- */
.cta-band{background:var(--fg);color:var(--bg);border-radius:var(--radius);padding:clamp(40px,6vw,72px);display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;}
.cta-band h2{color:var(--bg);font-size:clamp(26px,3vw,38px);max-width:20ch;}
.cta-band .btn-primary{background:var(--bg);color:var(--fg);}
.cta-band .btn-primary:hover{background:var(--accent);color:var(--paper);}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);padding-block:56px 30px;background:var(--bg);}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px;}
.footer-brand p{color:var(--fg-dim);font-size:13.5px;margin-top:16px;max-width:32ch;line-height:1.6;}
.footer-col h5{font-size:12px;letter-spacing:0.08em;color:var(--brass-ui);text-transform:uppercase;margin-bottom:18px;}
html[lang="fa"] .footer-col h5{letter-spacing:0;text-transform:none;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:13.8px;color:var(--fg-dim);transition:color .2s;}
.footer-col a:hover{color:var(--fg);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:48px;padding-top:24px;border-top:1px solid var(--line);flex-wrap:wrap;gap:14px;}
.footer-bottom p{font-size:12.5px;color:var(--fg-dim);}
.footer-legal{display:flex;gap:20px;}
.footer-legal a{font-size:12.5px;color:var(--fg-dim);}
.footer-legal a:hover{color:var(--fg);}
.footer-enamad{display:flex;align-items:center;}
.footer-enamad img{height:64px;width:auto;display:block;}
.footer-socials{display:flex;gap:10px;}

/* ---------- Page header (inner pages) ---------- */
.page-hero{padding-block:clamp(56px,8vw,96px) clamp(40px,6vw,64px);border-bottom:1px solid var(--line);}
.page-hero h1{font-size:clamp(34px,4.6vw,56px);line-height:1.1;max-width:20ch;}
.page-hero .lede{margin-top:20px;color:var(--fg-dim);font-size:16px;max-width:56ch;line-height:1.65;}
.breadcrumbs{display:flex;gap:8px;align-items:center;font-size:12.5px;color:var(--fg-dim);margin-bottom:22px;}
.breadcrumbs a:hover{color:var(--fg);}

/* ---------- Form ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1/-1;}
.field label{font-size:12.5px;color:var(--fg-dim);letter-spacing:0.03em;}
.field input,.field select,.field textarea{
  background:transparent;border:1px solid var(--line);border-radius:var(--radius);
  padding:13px 14px;color:var(--fg);font-size:14.5px;font-family:inherit;
}
.field textarea{resize:vertical;min-height:120px;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brass-ui);}

/* ---------- Contact info blocks ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;}
.contact-item{display:flex;gap:16px;padding-block:20px;border-top:1px solid var(--line);}
.contact-item:last-child{}
.contact-item svg{width:18px;height:18px;color:var(--accent);flex:none;margin-top:3px;}
.contact-item h5{font-size:13px;color:var(--fg-dim);margin-bottom:5px;}
.contact-item a,.contact-item span{font-size:15px;}

/* ---------- Article ---------- */
.article-body{max-width:72ch;margin:0 auto;}
.article-body p{margin-bottom:20px;color:var(--fg);font-size:16.5px;line-height:1.8;}
.article-body h2{font-size:26px;margin-top:44px;margin-bottom:16px;}
.article-body h3{font-size:20px;margin-top:32px;margin-bottom:12px;}
.article-body ul{margin-bottom:20px;}
.article-body li{padding-inline-start:20px;position:relative;margin-bottom:10px;line-height:1.7;color:var(--fg);}
.article-body li::before{content:"—";position:absolute;inset-inline-start:0;color:var(--brass-ui);}
.article-meta{display:flex;gap:18px;align-items:center;color:var(--fg-dim);font-size:13px;margin-bottom:30px;flex-wrap:wrap;}
.article-meta span{display:flex;align-items:center;gap:6px;}

/* ---------- Insight cards ---------- */
.insight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;}
.insight-card{border-top:1px solid var(--line);padding-top:22px;}
.insight-card .tag{font-size:11.5px;letter-spacing:0.08em;color:var(--brass-ui);text-transform:uppercase;}
html[lang="fa"] .insight-card .tag{letter-spacing:0;text-transform:none;}
.insight-card h3{font-size:19px;margin-top:12px;line-height:1.35;}
.insight-card p{color:var(--fg-dim);font-size:13.8px;margin-top:10px;line-height:1.6;}
.insight-card .meta{margin-top:16px;font-size:12px;color:var(--fg-dim);}

/* ---------- Table (comparison) ---------- */
.compare-table{width:100%;border-collapse:collapse;font-size:14px;}
.compare-table th,.compare-table td{padding:16px 14px;text-align:start;border-bottom:1px solid var(--line);}
.compare-table th{color:var(--fg-dim);font-weight:500;font-size:12.5px;letter-spacing:0.04em;}
.compare-table td svg{width:15px;height:15px;color:var(--accent);}
.compare-table tr td:first-child{font-weight:500;}

/* ---------- Utility ---------- */
.mt-lg{margin-top:56px;}
.center{text-align:center;}
.tag-pill{display:inline-flex;align-items:center;padding:6px 13px;border:1px solid var(--line);border-radius:20px;font-size:12px;color:var(--fg-dim);}

/* ---------- FAQ ---------- */
.faq-item{border-top:1px solid var(--line);padding-block:22px;}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:20px;cursor:pointer;}
.faq-q h4{font-size:16px;font-weight:500;font-family:var(--sans);}
html[lang="fa"] .faq-q h4{font-family:var(--fa);}
.faq-q svg{width:16px;height:16px;flex:none;transition:transform .3s var(--ease);color:var(--fg-dim);}
.faq-item[open] .faq-q svg{transform:rotate(45deg);}
.faq-a{padding-top:14px;color:var(--fg-dim);font-size:14.5px;line-height:1.7;max-width:64ch;}
details.faq-item summary{list-style:none;}
details.faq-item summary::-webkit-details-marker{display:none;}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;}
  .pkg-grid{grid-template-columns:1fr;}
  .pkg-card{border-inline-start:none;border-top:1px solid var(--line);}
  .pkg-card:first-child{border-top:none;}
  .ind-grid{grid-template-columns:repeat(2,1fr);}
  .feat-row{grid-template-columns:1fr;gap:10px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .insight-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .form-grid{grid-template-columns:1fr;}
}
@media (max-width:720px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .brand-sub{display:none;}
  .ind-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .header-tools{gap:8px;}
  .header-tools .btn-primary{display:none;}
  .header-tools .lang-btn span{display:none;}
  .icon-btn[data-nav-open]{display:flex;}
}
@media (max-width:400px){
  .header-tools .lang-menu{display:none;}
}

/* ---------- Mobile drawer ---------- */
.mobile-drawer{
  position:fixed;inset:0;background:var(--bg);z-index:100;
  display:none;flex-direction:column;padding:22px var(--pad);
}
.mobile-drawer.open{display:flex;}
.mobile-drawer-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:40px;}
.mobile-drawer nav{display:flex;flex-direction:column;gap:6px;}
.mobile-drawer nav a{font-family:var(--serif);font-size:26px;padding-block:10px;border-bottom:1px solid var(--line);}
html[lang="fa"] .mobile-drawer nav a{font-family:var(--fa);}
.mobile-drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:16px;}