/* =========================================================
   ABDULRAHMAN HOBANI — EXECUTIVE PORTFOLIO
   Stylesheet map:
   1. Tokens & resets
   2. Header / nav
   3. Hero + signature radar mark
   4. Executive Briefing (KPI motion band)
   5. Section scaffolding + scroll-reveal
   6. About
   7. Experience ledger
   8. Skills
   9. Achievements
   10. Education
   11. Contact / footer
   12. Responsive
========================================================= */

/* ---------- 1. Tokens & resets ---------- */
:root{
  --bg:#0B1220;
  --bg-2:#0D1626;
  --panel:#101A2C;
  --panel-2:#16233A;
  --line: rgba(255,255,255,0.09);
  --line-strong: rgba(255,255,255,0.18);
  --text:#EAEDF2;
  --muted:#8FA0B5;
  --brass:#D3AA55;
  --brass-soft: rgba(211,170,85,0.14);
  --teal:#3FD6C4;
  --teal-soft: rgba(63,214,196,0.12);
  --ease: cubic-bezier(.22,.9,.32,1);
  --maxw: 1100px;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  background:
    radial-gradient(1200px 620px at 88% -8%, rgba(63,214,196,0.08), transparent 60%),
    radial-gradient(900px 520px at -8% 18%, rgba(211,170,85,0.09), transparent 55%),
    var(--bg);
  color:var(--text);
  font-family:'Inter', sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
html[lang="ar"] body{ font-family:'IBM Plex Sans Arabic', sans-serif; }
.display{ font-family:'Space Grotesk', sans-serif; }
html[lang="ar"] .display{ font-family:'IBM Plex Sans Arabic', sans-serif; font-weight:700; }
.mono{ font-family:'JetBrains Mono', monospace; }
html[lang="ar"] .mono{ font-family:'IBM Plex Sans Arabic', sans-serif; }
a{ color:inherit; }
.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 28px; position:relative; }

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

/* ---------- 2. Header / nav ---------- */
header{
  position:sticky; top:0; z-index:50;
  background:rgba(11,18,32,0.78);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.headbar{ display:flex; align-items:center; justify-content:space-between; height:72px; gap:20px; }
.brandmark{ display:flex; align-items:center; gap:12px; }
.monogram{
  width:38px; height:38px; border:1px solid var(--brass);
  display:flex; align-items:center; justify-content:center;
  font-family:'Space Grotesk', sans-serif; font-weight:700; font-size:14px; color:var(--brass);
  flex-shrink:0; position:relative;
}
.monogram::before{
  content:""; position:absolute; inset:-5px; border-radius:50%;
  background:conic-gradient(from 0deg, var(--teal), transparent 25%, var(--brass) 55%, transparent 80%);
  opacity:0.35; z-index:-1; animation:spin 9s linear infinite;
}
@keyframes spin{ to{ transform:rotate(360deg); } }
.brandname{ font-size:15px; letter-spacing:0.02em; }
.brandname .sub{ color:var(--muted); font-size:12px; display:block; margin-top:1px;}
nav.mainnav{ display:flex; align-items:center; gap:8px; }
nav.mainnav a{
  font-size:13.5px; color:var(--muted); text-decoration:none;
  letter-spacing:0.02em; transition:color .2s var(--ease); position:relative;
  padding:8px 12px; display:inline-block;
}
nav.mainnav a::after{
  content:""; position:absolute; left:12px; right:12px; bottom:4px; height:1px;
  background:var(--teal); transform:scaleX(0); transform-origin:left; transition:transform .25s var(--ease);
}
nav.mainnav a:hover{ color:var(--text); }
nav.mainnav a:hover::after, nav.mainnav a.active::after{ transform:scaleX(1); }
nav.mainnav a.active{ color:var(--text); }
.headactions{ display:flex; align-items:center; gap:14px; }
.langtoggle{ display:flex; border:1px solid var(--line-strong); overflow:hidden; font-size:12px; border-radius:2px; }
.langtoggle button{
  background:transparent; color:var(--muted); border:none; padding:7px 12px; cursor:pointer;
  font-family:'JetBrains Mono', monospace; letter-spacing:0.04em; transition:background .2s var(--ease), color .2s var(--ease);
}
.langtoggle button.active{ background:var(--brass-soft); color:var(--brass); }
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:10px 18px; font-size:13.5px; border:1px solid var(--brass);
  color:var(--brass); text-decoration:none; cursor:pointer; background:transparent;
  transition:background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
  white-space:nowrap;
}
.btn:hover{ background:var(--brass); color:#0B1220; transform:translateY(-1px); }
.btn:active{ transform:translateY(0); }
.btn.ghost{ border-color:var(--line-strong); color:var(--text); }
.btn.ghost:hover{ background:var(--panel-2); color:var(--text); }
@media (max-width: 860px){ nav.mainnav{ display:none; } }

/* ---------- 3. Hero + signature radar mark ---------- */
.hero{ padding:96px 0 0; position:relative; }
.hero-scan{
  position:absolute; inset-inline-end:-120px; top:-160px; width:520px; height:520px;
  border-radius:50%; pointer-events:none; z-index:0;
  background:
    repeating-radial-gradient(circle at center, rgba(63,214,196,0.10) 0 1px, transparent 1px 42px),
    conic-gradient(from 0deg, rgba(63,214,196,0.16), transparent 30%);
  animation:spin 40s linear infinite;
  mask-image:radial-gradient(circle at center, black 55%, transparent 78%);
}
.eyebrow{
  font-family:'JetBrains Mono', monospace; font-size:12px; letter-spacing:0.14em;
  color:var(--teal); text-transform:uppercase; margin-bottom:22px; display:flex; align-items:center; gap:10px;
  position:relative; z-index:1;
}
.eyebrow::before{ content:""; width:22px; height:1px; background:var(--teal); display:inline-block; }
h1.name{ font-size:clamp(40px, 6vw, 68px); line-height:1.04; font-weight:700; letter-spacing:-0.01em; position:relative; z-index:1; }
.role{ font-size:clamp(18px, 2.2vw, 24px); color:var(--muted); margin-top:18px; max-width:640px; font-weight:400; position:relative; z-index:1; }
.herofoot{ display:flex; flex-wrap:wrap; gap:16px; margin-top:34px; align-items:center; position:relative; z-index:1; }
.location{ font-size:13.5px; color:var(--muted); display:flex; align-items:center; gap:8px; }
.location .dot{ width:6px; height:6px; background:var(--teal); border-radius:50%; flex-shrink:0; animation:pulse-dot 2.2s ease-in-out infinite; }
@keyframes pulse-dot{ 0%,100%{ opacity:1; box-shadow:0 0 0 0 rgba(63,214,196,0.5); } 50%{ opacity:.6; box-shadow:0 0 0 5px rgba(63,214,196,0); } }

/* ---------- 4. Executive Briefing (KPI motion band) ---------- */
.briefing{
  margin-top:64px; border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,0.015), transparent);
  position:relative;
}
.briefing-label{
  font-family:'JetBrains Mono', monospace; font-size:11px; letter-spacing:0.14em;
  color:var(--muted); text-transform:uppercase; padding-top:18px;
  display:flex; align-items:center; gap:8px;
}
.briefing-label .live{ width:6px; height:6px; border-radius:50%; background:var(--teal); animation:pulse-dot 2.2s ease-in-out infinite; }
.kpi-row{ display:grid; grid-template-columns:repeat(4, 1fr); }
.kpi{ padding:22px 26px 26px; border-inline-start:1px solid var(--line); position:relative; overflow:hidden; }
.kpi:first-child{ border-inline-start:none; padding-inline-start:0; }
.kpi-num{ font-family:'JetBrains Mono', monospace; font-size:clamp(28px,3.2vw,38px); color:var(--brass); font-weight:600; display:inline-flex; text-shadow:0 0 24px rgba(211,170,85,0); transition:text-shadow .4s var(--ease); }
.kpi.done .kpi-num{ text-shadow:0 0 22px rgba(211,170,85,0.35); }
.kpi-cap{ font-size:12.5px; color:var(--muted); margin-top:8px; max-width:190px; }
.kpi-bar{ margin-top:14px; height:2px; width:100%; background:var(--line); position:relative; }
.kpi-bar i{ position:absolute; inset-inline-start:0; top:0; bottom:0; width:0%; background:linear-gradient(90deg, var(--teal), var(--brass)); transition:width 1.3s var(--ease); }
@media (max-width: 760px){
  .kpi-row{ grid-template-columns:repeat(2, 1fr); }
  .kpi{ border-inline-start:1px solid var(--line); }
  .kpi:nth-child(2n+1){ border-inline-start:none; padding-inline-start:0; }
}

/* ---------- 5. Section scaffolding + scroll-reveal ---------- */
section{ padding:96px 0; border-bottom:1px solid var(--line); }
.sec-head{ display:flex; align-items:baseline; gap:16px; margin-bottom:44px; }
.sec-num{ font-family:'JetBrains Mono', monospace; color:var(--teal); font-size:13px; }
h2.sec-title{ font-size:clamp(24px,3vw,32px); font-weight:600; letter-spacing:-0.01em; }

/* Progressive enhancement: elements are visible by default (no-JS safe).
   Only once the inline bootstrap confirms JS ran (html.js) do they pre-hide
   for the reveal-on-scroll effect; the observer then adds .in-view. */
.reveal, .reveal-stagger, .reveal-stagger > *{ opacity:1; transform:none; }
html.js .reveal{ opacity:0; transform:translateY(26px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
html.js .reveal.in-view{ opacity:1; transform:translateY(0); }
html.js .reveal-stagger > *{ opacity:0; transform:translateY(20px); transition:opacity .6s var(--ease), transform .6s var(--ease); }
html.js .reveal-stagger.in-view > *{ opacity:1; transform:translateY(0); }
.reveal-stagger.in-view > *:nth-child(1){ transition-delay:.02s; }
.reveal-stagger.in-view > *:nth-child(2){ transition-delay:.08s; }
.reveal-stagger.in-view > *:nth-child(3){ transition-delay:.14s; }
.reveal-stagger.in-view > *:nth-child(4){ transition-delay:.20s; }
.reveal-stagger.in-view > *:nth-child(5){ transition-delay:.26s; }
.reveal-stagger.in-view > *:nth-child(6){ transition-delay:.32s; }

/* ---------- 6. About ---------- */
.about-grid{ display:grid; grid-template-columns:1.3fr 1fr; gap:60px; }
.about-text p{ color:#C7CEDA; font-size:16px; max-width:60ch; }
.about-side{ border-inline-start:1px solid var(--line); padding-inline-start:32px; }
.side-label{ font-family:'JetBrains Mono', monospace; font-size:11px; color:var(--muted); letter-spacing:0.1em; text-transform:uppercase; margin-bottom:14px;}
.lang-list div{ display:flex; justify-content:space-between; padding:9px 0; border-bottom:1px solid var(--line); font-size:14px; transition:padding-inline-start .2s var(--ease), color .2s var(--ease); }
.lang-list div:hover{ padding-inline-start:6px; color:var(--teal); }
@media (max-width: 860px){ .about-grid{ grid-template-columns:1fr; gap:36px; } .about-side{ border-inline-start:none; padding-inline-start:0; border-top:1px solid var(--line); padding-top:28px; } }

/* ---------- 7. Experience ledger ---------- */
.ledger{ position:relative; }
.ledger::before{ content:""; position:absolute; inset-inline-start:130px; top:6px; bottom:6px; width:1px; background:var(--line-strong); }
.role-entry{ display:grid; grid-template-columns:130px 1fr; gap:0 32px; padding:26px 0; position:relative; }
.role-entry:not(:last-child){ border-bottom:1px solid var(--line); }
.role-date{ font-family:'JetBrains Mono', monospace; font-size:12.5px; color:var(--teal); padding-top:3px; position:relative; }
.role-date::after{
  content:""; position:absolute; inset-inline-end:-37px; top:6px; width:9px; height:9px; background:var(--bg);
  border:2px solid var(--teal); border-radius:50%; transition:box-shadow .3s var(--ease);
}
.role-entry:hover .role-date::after{ box-shadow:0 0 0 5px var(--teal-soft); }
.role-title{ font-size:18px; font-weight:600; transition:color .2s var(--ease); }
.role-entry:hover .role-title{ color:var(--brass); }
.role-co{ color:var(--brass); font-size:13.5px; margin-top:3px; }
.role-bullets{ margin-top:12px; }
.role-bullets li{ list-style:none; color:#B7C0CE; font-size:14.5px; padding-inline-start:16px; position:relative; margin-top:7px; max-width:62ch; }
.role-bullets li::before{ content:"—"; position:absolute; inset-inline-start:0; color:var(--muted); }
@media (max-width: 640px){
  .ledger::before{ display:none; }
  .role-entry{ grid-template-columns:1fr; gap:6px; }
  .role-date::after{ display:none; }
}

/* ---------- 8. Skills ---------- */
.skill-cols{ display:grid; grid-template-columns:repeat(3, 1fr); gap:0; border-top:1px solid var(--line); border-inline-start:1px solid var(--line); }
.skill-col{ padding:26px 28px; border-inline-end:1px solid var(--line); border-bottom:1px solid var(--line); transition:background .25s var(--ease); }
.skill-col:hover{ background:rgba(255,255,255,0.015); }
.skill-col h3{ font-family:'JetBrains Mono', monospace; font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--muted); margin-bottom:16px; }
.skill-col ul{ list-style:none; }
.skill-col li{ font-size:14.5px; padding:8px 0; color:#D3D9E2; border-bottom:1px dashed var(--line); transition:padding-inline-start .2s var(--ease), color .2s var(--ease); }
.skill-col li:hover{ padding-inline-start:6px; color:var(--teal); }
.skill-col li:last-child{ border-bottom:none; }
@media (max-width: 760px){ .skill-cols{ grid-template-columns:1fr; } }

/* ---------- 9. Achievements ---------- */
.ach-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:1px; background:var(--line); }
.ach-card{ background:var(--bg); padding:28px 24px; transition:background .25s var(--ease), transform .25s var(--ease); }
.ach-card:hover{ background:var(--panel); transform:translateY(-3px); }
.ach-num{ font-family:'JetBrains Mono', monospace; color:var(--teal); font-size:28px; font-weight:600; }
.ach-title{ font-size:14.5px; font-weight:600; margin-top:10px; }
.ach-meta{ font-size:12.5px; color:var(--muted); margin-top:6px; }
@media (max-width: 760px){ .ach-grid{ grid-template-columns:1fr; } }

/* ---------- 10. Education ---------- */
.edu-grid{ display:grid; grid-template-columns:1fr 1fr; gap:48px; }
.edu-list div{ padding:12px 0; border-bottom:1px solid var(--line); font-size:14.5px; color:#D3D9E2; transition:padding-inline-start .2s var(--ease); }
.edu-list div:hover{ padding-inline-start:6px; }
.edu-list span{ display:block; font-size:12px; color:var(--muted); margin-top:4px; }
@media (max-width: 760px){ .edu-grid{ grid-template-columns:1fr; gap:8px; } }

/* ---------- 11. Contact / footer ---------- */
footer.contact{ padding:100px 0 60px; border-bottom:none; }
.contact-inner{ display:flex; flex-direction:column; align-items:flex-start; gap:26px; }
html[dir="rtl"] .contact-inner{ align-items:flex-end; }
.contact-title{ font-size:clamp(30px,5vw,50px); font-weight:600; max-width:14ch; letter-spacing:-0.01em; }
.contact-links{ display:flex; flex-wrap:wrap; gap:14px; margin-top:10px; }
.footnote{ margin-top:70px; display:flex; justify-content:space-between; font-size:12px; color:var(--muted); border-top:1px solid var(--line); padding-top:24px; width:100%; }
@media (max-width:600px){ .footnote{ flex-direction:column; gap:8px; } }

/* ---------- 12. Back to top ---------- */
.totop{
  position:fixed; inset-inline-end:22px; bottom:22px; width:42px; height:42px;
  border:1px solid var(--line-strong); background:rgba(16,26,44,0.9); backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center; cursor:pointer; z-index:40;
  opacity:0; pointer-events:none; transition:opacity .3s var(--ease), transform .3s var(--ease), border-color .2s var(--ease);
  color:var(--muted);
}
.totop.show{ opacity:1; pointer-events:auto; }
.totop:hover{ border-color:var(--teal); color:var(--teal); transform:translateY(-2px); }