/* ===== Variables (dark default) ===== */
:root{
  --bg:#606470; --ink:#F7F7F7; --nav:#323643; --accent:#FF570C;
  --container:min(1200px,92%); --muted:rgba(255,255,255,.12);
  --card:rgba(255,255,255,.08); --border:rgba(255,255,255,.14);
  --shadow:0 18px 60px rgba(0,0,0,.30);
}

/* ===== Base ===== */
.page-about *{box-sizing:border-box}
.page-about{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,-apple-system,Segoe UI,Roboto,"Vazirmatn",Tahoma,sans-serif;
}
.page-about a{color:inherit;text-decoration:none}

/* ===== Hero ===== */
.page-about .hero{
  position:relative;
  isolation:isolate;
  background:
    radial-gradient(90vw 60vh at 100% -10%, rgba(255,87,12,.18), transparent 40%),
    radial-gradient(60vw 60vh at -10% 110%, rgba(255,255,255,.08), transparent 40%),
    var(--bg);
}
.page-about .hero-inner{
  width:var(--container);
  margin-inline:auto;
  padding:48px 0 36px;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:28px;
  align-items:center;
}
.page-about .hero h1{margin:.2rem 0 10px;font-size:2.1rem;color:var(--accent);line-height:1.3}
.page-about .hero p{opacity:.95;line-height:1.9;margin:0 0 4px}
.page-about .hero-cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.page-about .hero-media{
  aspect-ratio:4/3;
  border-radius:20px;
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
}
.page-about .hero-media img{width:100%;height:100%;object-fit:cover;display:block}

/* ===== Buttons ===== */
.page-about .btn{
  display:inline-flex;align-items:center;gap:8px;
  border-radius:999px;font-weight:800;
  padding:.75rem 1.2rem;
  box-shadow:0 8px 20px rgba(0,0,0,.25);
  transition:transform .18s,filter .18s;
  white-space:nowrap;
}
.page-about .btn:hover{transform:translateY(-2px);filter:brightness(1.08)}
.page-about .btn-primary{background:var(--accent);color:#1b1b1b}
.page-about .btn-ghost{background:transparent;color:var(--ink);border:2px solid rgba(255,255,255,.3)}
.page-about .btn-rubika{background:#00A1E4;color:#fff}
.page-about .btn-bale{background:#21A67A;color:#fff}
.page-about .btn-whatsapp{background:#25D366;color:#fff}
.page-about .btn-call{background:var(--accent);color:#1b1b1b}

/* ===== Section wrapper ===== */
.page-about .section{
  width:var(--container);
  margin-inline:auto;
  padding:44px 0;
}
.page-about .section > h2{
  margin:0 0 28px;
  font-size:1.55rem;
  font-weight:900;
  color:var(--accent);
  letter-spacing:-.01em;
}

/* ===== Mission / Vision ===== */
.page-about .mv{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.page-about .mv-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:20px;
  padding:28px 28px 28px 20px;
  padding-inline-start:20px;
  padding-inline-end:28px;
  box-shadow:var(--shadow);
  position:relative;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.page-about .mv-card::after{
  content:"";
  position:absolute;
  inset-inline-start:0;
  top:0;
  width:5px;
  height:100%;
  background:var(--accent);
  border-radius:4px;
}
.page-about .mv-card h3{
  margin:0;
  font-size:1.2rem;
  font-weight:900;
  color:var(--accent);
}
.page-about .mv-card p{
  margin:0;
  line-height:1.85;
  opacity:.92;
}

/* ===== Values ===== */
.page-about .values{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
  max-width:960px;
  margin-inline:auto;
}
.page-about .value-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:22px;
  padding:32px 24px;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  align-items:center;       /* همه محتوا وسط‌چین */
  text-align:center;
  gap:16px;
}
.page-about .value-card .v-icon{
  width:72px;
  height:72px;
  border-radius:18px;
  background:var(--accent);
  display:grid;
  place-items:center;
  font-size:2rem;
  flex-shrink:0;
  box-shadow:0 6px 20px rgba(255,87,12,.35);
}
.page-about .value-card h3{
  margin:0 0 4px;
  font-size:1.15rem;
  font-weight:900;
  color:var(--ink);
}
.page-about .value-card p{
  margin:0;
  line-height:1.85;
  opacity:.88;
  font-size:.97rem;
}

/* ===== Stats ===== */
.page-about .stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
  max-width:860px;
  margin-inline:auto;
}
.page-about .stat{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:20px;
  padding:28px 16px;
  text-align:center;
  box-shadow:var(--shadow);
}
.page-about .stat b{
  display:block;
  font-size:3rem;
  font-weight:900;
  color:var(--accent);
  line-height:1.1;
}
.page-about .stat span{opacity:.85;font-size:.95rem;margin-top:4px;display:block}

/* ===== Timeline ===== */
.page-about .timeline{
  display:grid;
  grid-template-columns:1fr;
  border-inline-start:3px solid var(--accent);
  gap:14px;
  padding-inline-start:20px;
}
.page-about .tl-item{
  position:relative;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:14px;
  padding:14px 16px;
  line-height:1.7;
}
.page-about .tl-item::before{
  content:"";
  position:absolute;
  inset-inline-start:-28px;
  top:16px;
  width:13px;height:13px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 3px rgba(255,87,12,.25);
}

/* ===== Certifications ===== */
.page-about .certs-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}
.page-about .cert-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  transition:transform .22s, box-shadow .22s;
}
.page-about .cert-card:hover{
  transform:translateY(-5px);
  box-shadow:0 24px 48px rgba(0,0,0,.35);
}
.page-about .cert-img{
  display:block;
  margin:0;
  aspect-ratio:4/3;
  overflow:hidden;
  background:rgba(0,0,0,.15);
  cursor:zoom-in;
}
.page-about .cert-img img{
  width:100%;height:100%;
  object-fit:cover;
  display:block;
  transition:transform .3s;
}
.page-about .cert-card:hover .cert-img img{transform:scale(1.05)}
.page-about .cert-body{
  padding:14px 16px 16px;
  flex:1;
  display:flex;
  flex-direction:column;
  gap:5px;
}
.page-about .cert-title{
  margin:0;
  font-size:.95rem;
  font-weight:800;
  line-height:1.45;
}
.page-about .cert-date{
  display:block;
  font-size:.82rem;
  opacity:.7;
  margin-top:2px;
}

/* ===== CTA ===== */
.page-about .cta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:20px;
  padding:24px 28px;
  box-shadow:var(--shadow);
}
.page-about .cta p{margin:0;opacity:.95;font-size:1.05rem;font-weight:600}
.page-about .cta-btns{display:flex;gap:10px;flex-wrap:wrap}

/* ===== Responsive — Tablet (≤1024px) ===== */
@media(max-width:1024px){
  .page-about .hero-inner{grid-template-columns:1fr;gap:20px}
  .page-about .hero-media{aspect-ratio:16/7;max-height:320px}
  .page-about .values{grid-template-columns:repeat(2,minmax(0,1fr));max-width:640px}
  .page-about .stats{grid-template-columns:repeat(2,minmax(0,1fr));max-width:560px}
  .page-about .certs-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}

/* ===== Responsive — Large mobile (≤700px) ===== */
@media(max-width:700px){
  .page-about .mv{grid-template-columns:1fr}
  .page-about .values{grid-template-columns:repeat(2,minmax(0,1fr));max-width:560px}
  .page-about .certs-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .page-about .section{padding:32px 0}
  .page-about .cta{flex-direction:column;align-items:flex-start}
}

/* ===== Responsive — Mobile (≤480px) ===== */
@media(max-width:480px){
  .page-about .values{grid-template-columns:minmax(0,1fr);max-width:360px}
  .page-about .stats{grid-template-columns:repeat(2,minmax(0,1fr));max-width:440px}
  .page-about .certs-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .page-about .hero h1{font-size:1.6rem}
  .page-about .mv-card{padding:20px 20px 20px 16px;padding-inline-start:16px}
  .page-about .value-card{padding:24px 18px}
  .page-about .value-card .v-icon{width:60px;height:60px;font-size:1.7rem}
  .page-about .stat b{font-size:2.4rem}
  .page-about .section{padding:24px 0}
  .page-about .section > h2{font-size:1.3rem;margin-bottom:18px}
  .page-about .hero-inner{padding:28px 0 20px}
}

/* ===== Responsive — Small mobile (≤360px) ===== */
@media(max-width:360px){
  .page-about .certs-grid{grid-template-columns:1fr}
  .page-about .values{grid-template-columns:1fr}
  .page-about .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* ===== Light theme ===== */
html.theme-light{
  --bg:#EFEFEF; --ink:#0F203C; --nav:#232323; --ink-nav:#EFEFEF;
  --shadow:0 10px 30px rgba(0,0,0,.15);
  --card:rgba(0,0,0,.05); --border:rgba(0,0,0,.10); --muted:rgba(0,0,0,.06);
}
html.theme-light .page-about .btn-ghost{
  border-color:rgba(0,0,0,.25);
}