/* =====================================================================
   ABOUT PAGE — corporate / minimal layer
   Loaded ONLY by درباره-ما.php. Every selector is prefixed with .ab-
   so nothing here can affect the homepage or the contact page.
   Design tokens (--orange, --ink, --line, ...) come from styles.css.
   ===================================================================== */

/* --- rhythm ---------------------------------------------------------- */
.ab-sec{padding:clamp(64px,8vw,104px) 0}
.ab-sec.tight{padding-top:0}

/* --- shared section head --------------------------------------------- */
.ab-eyebrow{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--ff-mono),"Vazirmatn",sans-serif;
  font-size:12px;font-weight:600;letter-spacing:1.6px;
  color:var(--muted);margin-bottom:18px;
}
.ab-eyebrow::before{content:"";width:28px;height:1px;background:var(--orange);flex:none}
.ab-h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;letter-spacing:-1px;line-height:1.4}
.ab-sub{color:var(--muted);font-size:17px;line-height:2;margin-top:14px;font-weight:500;max-width:660px}

/* --- hero ------------------------------------------------------------ */
.ab-hero{padding:clamp(132px,15vw,172px) 0 clamp(40px,5vw,56px);position:relative;overflow:hidden}
.ab-hero .container{position:relative;z-index:2}
.ab-tag{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--ff-mono),"Vazirmatn",sans-serif;
  font-size:12.5px;font-weight:600;letter-spacing:.4px;
  color:var(--orange-deep);background:rgba(255,107,0,.08);
  border:1px solid rgba(255,107,0,.22);
  padding:8px 16px;border-radius:999px;margin-bottom:26px;
}
.ab-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(255,107,0,.15);flex:none}
.ab-h1{font-size:clamp(32px,5vw,58px);font-weight:900;letter-spacing:-1.6px;line-height:1.28;max-width:18ch}
.ab-h1 .grad{
  background:linear-gradient(120deg,var(--orange),var(--orange-glow));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.ab-lead{color:var(--ink-soft);font-size:clamp(16.5px,1.5vw,19px);line-height:2.05;font-weight:500;max-width:660px;margin-top:24px}

/* --- fact strip ------------------------------------------------------ */
.ab-facts{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
  border-radius:14px;overflow:hidden;margin-top:clamp(38px,5vw,54px);
}
.ab-fact{background:var(--bg);padding:24px 26px}
.ab-fact .k{
  font-family:var(--ff-mono),"Vazirmatn",sans-serif;
  font-size:11.5px;letter-spacing:1.2px;color:var(--muted);font-weight:600;
}
.ab-fact .v{font-weight:700;font-size:16px;line-height:1.75;margin-top:9px;color:var(--ink)}

/* --- two column statement -------------------------------------------- */
.ab-split{display:grid;grid-template-columns:.78fr 1.22fr;gap:clamp(28px,5vw,64px);align-items:start}
.ab-split .body p{color:var(--ink-soft);font-size:17px;line-height:2.15;font-weight:500}
.ab-split .body p+p{margin-top:20px}
.ab-split .body strong{font-weight:800;color:var(--ink)}

/* --- capabilities ---------------------------------------------------- */
.ab-caps{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:clamp(36px,4.5vw,52px)}
.ab-cap{
  background:var(--surface);border:1px solid var(--card-border);border-radius:16px;
  padding:clamp(26px,3vw,34px) clamp(24px,3vw,32px);
  transition:transform .35s,border-color .35s,box-shadow .35s;
}
.ab-cap:hover{transform:translateY(-4px);border-color:rgba(255,107,0,.32);box-shadow:var(--shadow-md)}
.ab-cap .ic{
  width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,107,0,.2);
  background:linear-gradient(135deg,rgba(255,107,0,.10),rgba(255,154,60,.04));
  margin-bottom:20px;
}
.ab-cap .ic svg{width:22px;height:22px;fill:none;stroke:var(--orange-deep);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.ab-cap h3{font-size:19px;font-weight:800;margin-bottom:10px;letter-spacing:-.3px}
.ab-cap>p{color:var(--muted);font-size:15.5px;line-height:1.95;font-weight:500}
.ab-cap ul{list-style:none;margin-top:20px;padding-top:18px;border-top:1px solid var(--line);display:grid;gap:10px}
.ab-cap li{position:relative;padding-right:19px;color:var(--ink-soft);font-size:14.5px;font-weight:600;line-height:1.8}
.ab-cap li::before{content:"";position:absolute;right:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--orange);opacity:.7}

/* --- operations chain ------------------------------------------------ */
.ab-chain{
  display:grid;grid-template-columns:repeat(5,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;margin-top:clamp(36px,4.5vw,52px);
}
.ab-node{background:var(--surface);padding:30px 22px 26px;position:relative;transition:background .3s}
.ab-node::before{content:"";position:absolute;top:0;right:0;left:0;height:2px;background:linear-gradient(90deg,var(--orange),var(--orange-glow));opacity:.16;transition:opacity .35s}
.ab-node:hover{background:var(--bg-2)}
.ab-node:hover::before{opacity:1}
.ab-node .n{font-family:var(--ff-mono),"Vazirmatn",sans-serif;font-size:12px;font-weight:700;letter-spacing:1px;color:var(--orange-deep)}
.ab-node h4{font-size:16.5px;font-weight:800;margin:11px 0 8px;letter-spacing:-.2px}
.ab-node p{color:var(--muted);font-size:14px;line-height:1.9;font-weight:500}
.ab-node .who{
  display:inline-flex;align-items:center;gap:6px;margin-top:15px;
  font-family:var(--ff-mono),"Vazirmatn",sans-serif;font-size:11px;font-weight:600;letter-spacing:.4px;
  padding:4px 11px;border-radius:999px;border:1px solid var(--line);color:var(--muted);
}
.ab-node .who.us{color:var(--orange-deep);border-color:rgba(255,107,0,.26);background:rgba(255,107,0,.06)}

/* --- metrics --------------------------------------------------------- */
.ab-metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
  border-radius:18px;overflow:hidden;box-shadow:var(--shadow-md);
  margin-top:clamp(36px,4.5vw,52px);
}
.ab-metric{background:var(--surface);padding:clamp(30px,4vw,42px) 20px;text-align:center}
.ab-metric .n{
  font-family:var(--ff-mono),"Vazirmatn",sans-serif;
  font-size:clamp(30px,3.6vw,44px);font-weight:700;line-height:1;letter-spacing:-1px;
  font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;
  background:linear-gradient(120deg,var(--orange),var(--orange-glow));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  display:block;
}
.ab-metric .l{color:var(--ink-soft);font-size:14.5px;font-weight:600;margin-top:13px}

/* --- dark mission band ----------------------------------------------- */
.ab-band{
  position:relative;overflow:hidden;border-radius:22px;
  background:var(--ink);color:#fff;
  padding:clamp(38px,6vw,68px) clamp(26px,5vw,60px);
}
.ab-band::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(620px 320px at 88% -10%,rgba(255,107,0,.24),transparent 68%)}
.ab-band>*{position:relative;z-index:1}
.ab-band .ab-eyebrow{color:var(--orange-glow)}
.ab-band .ab-eyebrow::before{background:var(--orange-glow)}
.ab-band .t{font-size:clamp(21px,2.9vw,34px);font-weight:800;line-height:1.75;letter-spacing:-.5px;max-width:900px}
.ab-band .t em{font-style:normal;color:var(--orange-glow)}
.ab-band .sig{margin-top:26px;color:#9a948a;font-size:14px;font-weight:500}

/* --- principles ------------------------------------------------------ */
.ab-vals{margin-top:clamp(30px,4vw,46px);border-top:1px solid var(--line)}
.ab-val{
  display:grid;grid-template-columns:70px 230px 1fr;gap:clamp(16px,3vw,34px);align-items:start;
  padding:26px 0;border-bottom:1px solid var(--line);
}
.ab-val .no{font-family:var(--ff-mono),"Vazirmatn",sans-serif;font-size:13px;font-weight:700;color:var(--orange);letter-spacing:1px;padding-top:4px}
.ab-val h4{font-size:19px;font-weight:800;letter-spacing:-.3px}
.ab-val p{color:var(--muted);font-size:15.5px;line-height:2;font-weight:500}

/* --- closing note ---------------------------------------------------- */
.ab-note{
  background:var(--surface);border:1px solid var(--card-border);border-radius:18px;
  padding:clamp(30px,4vw,44px);position:relative;overflow:hidden;box-shadow:var(--shadow-sm);
}
.ab-note::before{content:"";position:absolute;top:0;right:0;width:3px;height:100%;background:linear-gradient(var(--orange),var(--orange-glow))}
.ab-note .ab-eyebrow{margin-bottom:16px}
.ab-note p{color:var(--ink-soft);font-size:17px;line-height:2.15;font-weight:500}
.ab-note .sign{margin-top:24px;padding-top:20px;border-top:1px solid var(--line);font-weight:800;font-size:16px}
.ab-note .sign span{display:block;color:var(--muted);font-weight:500;font-size:14px;margin-top:5px}

/* --- closing CTA ----------------------------------------------------- */
.ab-cta{
  margin-top:clamp(26px,3.5vw,40px);
  background:var(--surface);border:1px solid var(--card-border);border-radius:18px;
  padding:clamp(28px,4vw,44px);box-shadow:var(--shadow-sm);
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
}
.ab-cta h3{font-size:clamp(20px,2.4vw,27px);font-weight:800;letter-spacing:-.6px}
.ab-cta p{color:var(--muted);font-size:15.5px;font-weight:500;margin-top:8px;max-width:52ch}
.ab-cta .acts{display:flex;gap:12px;flex-wrap:wrap}
.ab-cta .acts .btn{text-decoration:none}

/* --- responsive ------------------------------------------------------ */
@media(max-width:1080px){
  .ab-chain{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:980px){
  .ab-split{grid-template-columns:1fr;gap:22px}
  .ab-h1{max-width:none}
  .ab-facts{grid-template-columns:1fr}
  .ab-metrics{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:820px){
  .ab-caps{grid-template-columns:1fr}
  .ab-chain{grid-template-columns:repeat(2,1fr)}
  .ab-val{grid-template-columns:52px 1fr;gap:14px}
  .ab-val h4{grid-column:2}
  .ab-val p{grid-column:2;margin-top:8px}
  .ab-cta{flex-direction:column;align-items:flex-start}
}
@media(max-width:560px){
  .ab-chain{grid-template-columns:1fr}
  .ab-metrics{grid-template-columns:1fr}
  .ab-cta .acts{width:100%}
  .ab-cta .acts .btn{flex:1;justify-content:center}
}