/* ============================================================
   Clinical articles — Arabic-primary (RTL) with English terms
   ============================================================ */
.art-wrap{max-width:820px;margin-inline:auto;padding:0 20px}

/* --- Hero --- */
.art-hero{background:linear-gradient(165deg,#16262F 0%,#1D3340 55%,#2C4C5D 100%);
  color:#fff;padding:clamp(70px,10vw,110px) 0 clamp(40px,6vw,60px);position:relative;overflow:hidden}
.art-hero::after{content:"";position:absolute;right:-90px;top:-110px;width:340px;height:340px;
  border-radius:50%;background:radial-gradient(circle,rgba(95,217,234,.16),transparent 70%)}
.art-hero .art-wrap{position:relative;z-index:1}
.art-kicker{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.10);
  border:1px solid rgba(242,228,188,.32);color:#F6ECD2;font-size:.64rem;font-weight:800;
  letter-spacing:2px;text-transform:uppercase;border-radius:999px;padding:7px 15px}
.art-hero h1{font-family:var(--ff-display,"Poppins",sans-serif);font-weight:800;color:#fff;
  font-size:clamp(1.6rem,4.2vw,2.7rem);line-height:1.25;margin:16px 0 12px;letter-spacing:-.02em}
.art-hero .art-sub{color:#C9D6DD;font-size:1.02rem;line-height:1.75;max-width:60ch}
.art-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.art-meta span{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:7px 14px;
  font-size:.78rem;color:#CFE6F2;font-weight:600}

/* --- Body (RTL Arabic) --- */
.art-body{padding:clamp(36px,5vw,56px) 0 clamp(50px,7vw,80px);background:#fff}
.art-body[dir="rtl"]{direction:rtl;text-align:right}
.art-body p,.art-body li{font-family:"Tajawal","Inter",system-ui,sans-serif;
  font-size:1.03rem;line-height:2;color:#20404E}
.art-body h2{font-family:"Tajawal",var(--ff-display,"Poppins"),sans-serif;font-weight:700;
  font-size:clamp(1.25rem,2.8vw,1.6rem);color:#16262F;line-height:1.5;
  margin:44px 0 14px;padding-inline-start:14px;border-inline-start:4px solid #35566A}
.art-body h3{font-family:"Tajawal",sans-serif;font-weight:700;font-size:1.08rem;
  color:#35566A;margin:26px 0 10px}
.art-body ul,.art-body ol{padding-inline-start:22px;margin:12px 0}
.art-body li{margin-bottom:9px}
.art-body strong{color:#16262F;font-weight:700}
.art-body a{color:#35566A;font-weight:600}
/* keep English clinical terms LTR inside Arabic text */
.en{direction:ltr;display:inline-block;font-family:"Inter",sans-serif;font-weight:600}

/* --- Key-fact callout (the answer box) --- */
.keybox{background:linear-gradient(135deg,#F1ECE3,#F3FBFD);border:1px solid #BFE4EE;
  border-inline-start:4px solid #35566A;border-radius:10px;padding:18px 20px;margin:18px 0}
.keybox .kb-label{display:block;font-size:.66rem;font-weight:800;letter-spacing:1.8px;
  text-transform:uppercase;color:#35566A;margin-bottom:8px}
.keybox p:last-child{margin-bottom:0}
.warnbox{background:#FEF6EC;border:1px solid #F0D9B4;border-inline-start:4px solid #C99A2E;
  border-radius:10px;padding:18px 20px;margin:18px 0}
.warnbox .kb-label{color:#B6801F}

/* --- Tables --- */
.art-table-wrap{overflow-x:auto;margin:20px 0}
.art-body table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:520px}
.art-body th{background:#16262F;color:#fff;font-family:"Tajawal",sans-serif;font-weight:700;
  padding:11px 13px;text-align:inherit;font-size:.86rem}
.art-body td{padding:10px 13px;border-bottom:1px solid #E3EDF1;color:#20404E;
  font-family:"Tajawal","Inter",sans-serif}
.art-body tbody tr:nth-child(even){background:#F7FBFC}

/* --- References --- */
.art-refs{background:#F5FAFC;border:1px solid #E3EDF1;border-radius:10px;
  padding:20px 22px;margin-top:44px}
.art-refs h3{margin-top:0;color:#16262F}
.art-refs ol{font-size:.88rem}
.art-refs li{color:#4A6C7A;line-height:1.7;margin-bottom:8px}

/* --- Author box (E-E-A-T signal) --- */
.art-author{display:flex;gap:16px;align-items:flex-start;background:#F5FAFC;
  border:1px solid #E3EDF1;border-radius:12px;padding:20px;margin-top:32px}
.art-author img{width:64px;height:64px;border-radius:50%;object-fit:cover;flex-shrink:0}
.art-author b{display:block;color:#16262F;font-family:"Tajawal",sans-serif;font-size:1rem}
.art-author span{display:block;color:#4A6C7A;font-size:.86rem;line-height:1.7;margin-top:5px}

/* --- CTA into the module --- */
.art-cta{background:linear-gradient(135deg,#16262F,#35566A);border-radius:14px;
  padding:28px clamp(20px,3vw,32px);margin-top:40px;color:#fff}
.art-cta .kb-label{color:#F2E4BC}
.art-cta h3{color:#fff;font-size:1.2rem;margin:8px 0 8px;font-family:"Tajawal",sans-serif}
.art-cta p{color:#CFE6F2;margin:0 0 18px;font-size:.96rem}
.art-cta a{display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(135deg,#E2BB52,#C99A2E);color:#3A2C05;text-decoration:none;
  font-weight:800;padding:13px 26px;border-radius:999px;font-family:"Tajawal",sans-serif}

/* --- Related articles --- */
.art-related{margin-top:40px}
.art-related h3{color:#16262F;font-family:"Tajawal",sans-serif}
.rel-grid{display:grid;gap:12px}
.rel-grid a{display:block;background:#fff;border:1px solid #E3EDF1;border-inline-start:3px solid #35566A;
  border-radius:10px;padding:15px 18px;text-decoration:none;transition:border-color .2s,box-shadow .2s}
.rel-grid a:hover{border-inline-start-color:#E2BB52;box-shadow:0 8px 24px -14px rgba(13,75,99,.3)}
.rel-grid b{display:block;color:#16262F;font-family:"Tajawal",sans-serif;font-size:.98rem}
.rel-grid span{display:block;color:#5A7A88;font-size:.84rem;margin-top:4px}

/* --- Articles hub --- */
.hub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;margin-top:28px}
.hub-card{background:#fff;border:1px solid #E3EDF1;border-radius:12px;padding:22px;
  border-top:3px solid #7A4FA0;transition:transform .2s,box-shadow .2s;text-decoration:none;display:block}
.hub-card:hover{transform:translateY(-3px);box-shadow:0 16px 40px -20px rgba(13,75,99,.25)}
.hub-card .hc-tag{font-size:.62rem;font-weight:800;letter-spacing:1.6px;text-transform:uppercase;
  color:#7A4FA0;background:#E9DFF3;border-radius:999px;padding:5px 11px;display:inline-block}
.hub-card h3{font-family:"Tajawal",sans-serif;color:#16262F;font-size:1.08rem;margin:12px 0 8px;line-height:1.5}
.hub-card p{color:#5A7A88;font-size:.9rem;line-height:1.8;margin:0;font-family:"Tajawal",sans-serif}
@media(max-width:640px){.art-author{flex-direction:column}}