/* ==========================================================================
   Shams Bin Rahman — portfolio stylesheet
   Structure: tokens · base · cursor · backdrop · layout · header · buttons
              cards · hero · sections · footer · motion · responsive
   ========================================================================== */

/* ---------- fonts (self-hosted, variable) ---------- */
@font-face{font-family:'Space Grotesk';src:url('/static/fonts/spacegrotesk.woff2') format('woff2');font-weight:300 700;font-display:swap;font-style:normal;}
@font-face{font-family:'Inter';src:url('/static/fonts/inter.woff2') format('woff2');font-weight:100 900;font-display:swap;font-style:normal;}
@font-face{font-family:'JetBrains Mono';src:url('/static/fonts/jetbrains.woff2') format('woff2');font-weight:100 800;font-display:swap;font-style:normal;}

/* ==========================================================================
   1. TOKENS
   ========================================================================== */
:root{
  --bg:#05070B;
  --bg-soft:#080C13;
  --panel:rgba(255,255,255,.024);
  --panel-2:rgba(255,255,255,.045);
  --line:rgba(255,255,255,.075);
  --line-2:rgba(255,255,255,.14);
  --text:#E9EEF6;
  --muted:#8B98AC;
  --dim:#586475;

  --acc:#2FE0A0;
  --acc2:#4CC2F5;
  --glow:47,224,160;

  --violet:#8B7DF0;

  --f-display:'Space Grotesk',system-ui,-apple-system,'Segoe UI',sans-serif;
  --f-body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --r:14px;
  --r-sm:9px;
  --wrap:1180px;
  --pad:clamp(20px,4vw,40px);
  --ease:cubic-bezier(.22,1,.36,1);
}

html[data-track="infra"]{
  --acc:#F5A524;
  --acc2:#FF6A4A;
  --glow:245,165,36;
}

/* per-track content visibility — works with or without JS */
html[data-track="security"] .only-infra{display:none !important;}
html[data-track="infra"]    .only-security{display:none !important;}

/* ==========================================================================
   2. BASE
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--f-body);font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--f-display);margin:0;line-height:1.08;letter-spacing:-.02em;font-weight:600;}
p{margin:0;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(var(--glow),.28);color:#fff;}

:focus-visible{outline:2px solid var(--acc);outline-offset:3px;border-radius:4px;}

.mono{font-family:var(--f-mono);}
.skip{
  position:absolute;left:-9999px;top:0;z-index:999;padding:12px 20px;
  background:var(--acc);color:#04070A;font-family:var(--f-mono);font-size:13px;font-weight:600;
}
.skip:focus{left:12px;top:12px;}

/* ==========================================================================
   3. CUSTOM CURSOR
   ========================================================================== */
.cursor-dot,.cursor-ring{
  position:fixed;top:0;left:0;z-index:9999;pointer-events:none;
  will-change:transform;opacity:0;transition:opacity .3s;
}
body.cursor-live .cursor-dot,
body.cursor-live .cursor-ring{opacity:1;}

.cursor-dot{
  width:6px;height:6px;margin:-3px 0 0 -3px;border-radius:50%;
  background:var(--text);mix-blend-mode:difference;
  transition:opacity .3s,width .25s var(--ease),height .25s var(--ease);
}
.cursor-ring{
  width:38px;height:38px;margin:-19px 0 0 -19px;border-radius:50%;
  background:conic-gradient(from 0deg,
    var(--acc), var(--acc2), var(--violet), var(--acc));
  -webkit-mask:radial-gradient(closest-side,transparent calc(100% - 1.5px),#000 calc(100% - 1.5px));
          mask:radial-gradient(closest-side,transparent calc(100% - 1.5px),#000 calc(100% - 1.5px));
  animation:spin 6s linear infinite;
  transition:opacity .3s;
}
@keyframes spin{to{transform:rotate(360deg);}}

.cursor-ring .ring-inner{
  position:absolute;inset:0;border-radius:50%;
  transition:transform .28s var(--ease),opacity .28s var(--ease);
}
/* state driven by JS on <body> */
body.cur-link .cursor-ring{width:64px;height:64px;margin:-32px 0 0 -32px;}
body.cur-link .cursor-dot{width:4px;height:4px;margin:-2px 0 0 -2px;}
body.cur-text .cursor-ring{width:10px;height:10px;margin:-5px 0 0 -5px;opacity:.5;}
body.cur-hidden .cursor-ring,
body.cur-hidden .cursor-dot{opacity:0;}

.cursor-label{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.6);
  font-family:var(--f-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--acc);white-space:nowrap;opacity:0;transition:opacity .2s,transform .28s var(--ease);
}
body.cur-link .cursor-label{opacity:1;transform:translate(-50%,-50%) scale(1);}

/* only hijack the pointer where we can actually draw one */
@media (hover:hover) and (pointer:fine){
  body.cursor-live,
  body.cursor-live a,
  body.cursor-live button,
  body.cursor-live [role="button"]{cursor:none;}
}

/* ==========================================================================
   4. BACKDROP — grid, aurora, spotlight, grain
   ========================================================================== */
.backdrop{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;}
.backdrop::before{
  content:"";position:absolute;inset:-2px;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask:radial-gradient(ellipse 90% 60% at 50% 0%,#000 15%,transparent 78%);
          mask:radial-gradient(ellipse 90% 60% at 50% 0%,#000 15%,transparent 78%);
}
.aurora{
  position:absolute;border-radius:50%;filter:blur(110px);opacity:.5;
  transition:background .8s var(--ease);
}
.aurora-1{width:52vw;height:52vw;top:-22vw;left:-12vw;background:rgba(var(--glow),.16);}
.aurora-2{width:44vw;height:44vw;top:8vw;right:-16vw;background:rgba(139,125,240,.10);}
.aurora-3{width:40vw;height:40vw;bottom:-18vw;left:28vw;background:rgba(var(--glow),.07);}

/* cursor-follow spotlight */
.spotlight{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(420px circle at var(--sx,50%) var(--sy,0%),
    rgba(var(--glow),.055),transparent 72%);
  transition:opacity .4s;
}

.grain{
  position:absolute;inset:0;opacity:.16;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

/* ==========================================================================
   5. LAYOUT
   ========================================================================== */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad);position:relative;z-index:2;}
main{position:relative;z-index:2;}
.section{padding:clamp(64px,9vw,120px) 0;}
.section--tight{padding:clamp(44px,6vw,72px) 0;}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--acc);margin-bottom:20px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:currentColor;opacity:.6;}

.section-title{font-size:clamp(28px,4.2vw,44px);margin-bottom:14px;}
.section-intro{color:var(--muted);max-width:62ch;font-size:clamp(15px,1.6vw,17px);}
.section-head{margin-bottom:clamp(32px,5vw,56px);}

.grad-text{
  background:linear-gradient(100deg,var(--acc),var(--acc2) 55%,var(--violet));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ==========================================================================
   6. HEADER
   ========================================================================== */
.header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,7,11,.72);backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid var(--line);
}
.header-in{
  max-width:var(--wrap);margin:0 auto;padding:0 var(--pad);
  height:66px;display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--f-mono);font-weight:600;font-size:15px;letter-spacing:-.01em;flex:none;}
.brand-mark{
  width:30px;height:30px;border-radius:8px;flex:none;
  display:grid;place-items:center;font-size:10.5px;font-weight:700;letter-spacing:.02em;
  color:#04070A;background:linear-gradient(135deg,var(--acc),var(--acc2));
  box-shadow:0 0 0 1px rgba(var(--glow),.35),0 6px 20px -8px rgba(var(--glow),.7);
  transition:transform .4s var(--ease),box-shadow .4s;
}
.brand:hover .brand-mark{transform:rotate(-8deg) scale(1.06);box-shadow:0 0 0 1px rgba(var(--glow),.5),0 10px 28px -8px rgba(var(--glow),.9);}
.brand-sub{color:var(--dim);font-weight:400;}

.nav{display:flex;align-items:center;gap:4px;}
.nav a{
  position:relative;padding:8px 13px;border-radius:8px;
  font-family:var(--f-mono);font-size:12.5px;letter-spacing:.02em;color:var(--muted);
  transition:color .22s,background .22s;
}
.nav a .n{color:var(--dim);font-size:10px;margin-right:5px;transition:color .22s;}
.nav a:hover{color:var(--text);background:var(--panel);}
.nav a:hover .n{color:var(--acc);}
.nav a[aria-current="page"]{color:var(--text);}
.nav a[aria-current="page"] .n{color:var(--acc);}
.nav a[aria-current="page"]::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:1.5px;
  background:linear-gradient(90deg,var(--acc),var(--acc2));border-radius:2px;
}

.header-right{display:flex;align-items:center;gap:14px;flex:none;}

/* --- track switch --- */
.switch{
  display:flex;align-items:center;gap:2px;padding:3px;border-radius:10px;
  background:var(--panel);border:1px solid var(--line);position:relative;
}
.switch button{
  position:relative;z-index:1;border:0;background:none;cursor:pointer;
  font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--dim);padding:7px 12px;border-radius:7px;transition:color .28s;white-space:nowrap;
}
.switch button[aria-pressed="true"]{color:#04070A;font-weight:600;}
.switch-thumb{
  position:absolute;top:3px;bottom:3px;border-radius:7px;z-index:0;
  background:linear-gradient(135deg,var(--acc),var(--acc2));
  box-shadow:0 4px 16px -6px rgba(var(--glow),.9);
  transition:transform .42s var(--ease),width .42s var(--ease),background .5s;
}

.burger{display:none;width:40px;height:40px;border:1px solid var(--line);background:var(--panel);border-radius:9px;cursor:pointer;padding:0;place-items:center;}
.burger span{display:block;width:16px;height:1.5px;background:var(--text);margin:3px auto;transition:transform .3s var(--ease),opacity .2s;}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(4.5px) rotate(45deg);}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-4.5px) rotate(-45deg);}

/* ==========================================================================
   7. BUTTONS
   ========================================================================== */
.btn{
  position:relative;display:inline-flex;align-items:center;gap:9px;
  font-family:var(--f-mono);font-size:13px;font-weight:500;letter-spacing:.01em;
  padding:13px 22px;border-radius:10px;border:1px solid transparent;cursor:pointer;
  transition:transform .3s var(--ease),background .25s,border-color .25s,color .25s,box-shadow .3s;
  will-change:transform;overflow:hidden;
}
.btn svg{width:15px;height:15px;flex:none;transition:transform .3s var(--ease);}
.btn:hover svg{transform:translateX(3px);}

.btn-primary{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04070A;font-weight:600;box-shadow:0 8px 30px -12px rgba(var(--glow),.9);}
.btn-primary:hover{box-shadow:0 14px 40px -12px rgba(var(--glow),1);}
.btn-primary::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.45),transparent 70%);
  transform:translateX(-120%);transition:transform .7s var(--ease);
}
.btn-primary:hover::after{transform:translateX(120%);}

.btn-ghost{border-color:var(--line-2);color:var(--text);background:var(--panel);}
.btn-ghost:hover{border-color:var(--acc);color:var(--acc);background:rgba(var(--glow),.07);}

.btn-quiet{color:var(--muted);padding:10px 0;}
.btn-quiet:hover{color:var(--acc);}

.btn-row{display:flex;flex-wrap:wrap;gap:12px;}

/* ==========================================================================
   8. CARDS — spotlight follow + gradient hairline
   ========================================================================== */
.card{
  position:relative;border-radius:var(--r);border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(255,255,255,.038),rgba(255,255,255,.012));
  overflow:hidden;isolation:isolate;
  transition:border-color .35s,transform .45s var(--ease),background .35s;
}
.card::before{  /* mouse spotlight */
  content:"";position:absolute;inset:0;z-index:-1;opacity:0;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%),
    rgba(var(--glow),.13),transparent 68%);
  transition:opacity .4s;
}
.card:hover::before{opacity:1;}
.card:hover{border-color:rgba(var(--glow),.42);transform:translateY(-3px);}

.card-link{display:block;}
.card-link:hover{border-color:rgba(var(--glow),.55);}

/* ==========================================================================
   9. HERO
   ========================================================================== */
.hero{padding:clamp(56px,9vw,104px) 0 clamp(44px,6vw,72px);}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:clamp(36px,5vw,72px);align-items:center;}

.pill{
  display:inline-flex;align-items:center;gap:9px;padding:7px 15px 7px 11px;
  border-radius:100px;border:1px solid var(--line);background:var(--panel);
  font-family:var(--f-mono);font-size:11.5px;letter-spacing:.06em;color:var(--muted);
  text-transform:uppercase;margin-bottom:26px;
}
.pulse{width:7px;height:7px;border-radius:50%;background:var(--acc);position:relative;flex:none;}
.pulse::after{content:"";position:absolute;inset:0;border-radius:50%;background:var(--acc);animation:ping 2.4s cubic-bezier(0,0,.2,1) infinite;}
@keyframes ping{0%{transform:scale(1);opacity:.7;}70%,100%{transform:scale(3.2);opacity:0;}}

.hero h1{font-size:clamp(38px,6.6vw,74px);font-weight:700;letter-spacing:-.035em;margin-bottom:8px;}
.hero h1 .ln{display:block;overflow:hidden;}
.hero h1 .ln > span{display:block;}
.hero-role{
  font-family:var(--f-mono);font-size:clamp(13px,1.7vw,15px);color:var(--acc);
  letter-spacing:.02em;margin:20px 0 18px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.hero-role .caret{width:8px;height:16px;background:var(--acc);animation:blink 1.1s steps(2) infinite;}
@keyframes blink{50%{opacity:0;}}
.hero-lead{color:var(--muted);font-size:clamp(15.5px,1.8vw,17.5px);max-width:56ch;margin-bottom:30px;}

.hero-side{display:flex;flex-direction:column;gap:18px;}

.portrait{
  position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);
  aspect-ratio:4/5;max-width:290px;width:100%;
}
.portrait img{width:100%;height:100%;object-fit:cover;filter:grayscale(.5) contrast(1.06);transition:filter .6s var(--ease),transform .8s var(--ease);}
.portrait:hover img{filter:grayscale(0) contrast(1.02);transform:scale(1.04);}
.portrait::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,transparent 45%,rgba(5,7,11,.75));
}
.portrait-tag{
  position:absolute;left:12px;right:12px;bottom:12px;z-index:1;
  font-family:var(--f-mono);font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--acc);display:flex;justify-content:space-between;gap:8px;
}

/* terminal card */
.term{border-radius:var(--r);border:1px solid var(--line);background:rgba(3,5,8,.6);overflow:hidden;font-family:var(--f-mono);}
.term-bar{display:flex;align-items:center;gap:7px;padding:10px 14px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.02);}
.term-bar i{width:8px;height:8px;border-radius:50%;display:block;}
.term-bar i:nth-child(1){background:#FF5F57;}
.term-bar i:nth-child(2){background:#FEBC2E;}
.term-bar i:nth-child(3){background:#28C840;}
.term-bar span{margin-left:6px;font-size:10.5px;color:var(--dim);letter-spacing:.06em;}
.term-body{padding:14px 16px;font-size:11.5px;line-height:1.85;}
.term-line{display:block;color:var(--muted);word-break:break-word;}
.term-line .p{color:var(--acc);}
.term-line .c{color:var(--text);}
.term-out{color:var(--dim);padding-left:2px;display:block;}

/* ==========================================================================
   10. STATS
   ========================================================================== */
/* exactly four stats are visible on each track, so a fixed 4-up grid never
   leaves an orphan cell the way auto-fit does */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;}
.stat{background:var(--bg-soft);padding:26px 22px;transition:background .35s;}
.stat:hover{background:rgba(var(--glow),.05);}
.stat-v{font-family:var(--f-display);font-size:clamp(30px,4.4vw,42px);font-weight:700;letter-spacing:-.03em;line-height:1;
  background:linear-gradient(120deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent;}
.stat-l{font-family:var(--f-mono);font-size:11.5px;color:var(--muted);margin-top:10px;line-height:1.5;letter-spacing:.01em;}

/* ==========================================================================
   11. CAPABILITIES
   ========================================================================== */
.cap-tools{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:30px;}
.search{
  position:relative;flex:1 1 260px;max-width:380px;
}
.search input{
  width:100%;padding:12px 14px 12px 38px;border-radius:10px;
  border:1px solid var(--line);background:var(--panel);color:var(--text);
  font-family:var(--f-mono);font-size:13px;transition:border-color .25s,background .25s;
}
.search input::placeholder{color:var(--dim);}
.search input:focus{outline:none;border-color:var(--acc);background:rgba(var(--glow),.05);}
.search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:var(--dim);pointer-events:none;}
.search-count{font-family:var(--f-mono);font-size:11.5px;color:var(--dim);letter-spacing:.05em;}

.cap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px;}
.cap{padding:24px 24px 22px;}
.cap-top{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.cap-code{
  font-family:var(--f-mono);font-size:10.5px;font-weight:700;letter-spacing:.08em;
  color:var(--acc);background:rgba(var(--glow),.12);border:1px solid rgba(var(--glow),.25);
  padding:4px 9px;border-radius:6px;flex:none;
}
.cap h3{font-size:16.5px;font-weight:600;letter-spacing:-.01em;}
.cap-blurb{color:var(--muted);font-size:13.5px;margin-bottom:16px;line-height:1.6;}
.chips{display:flex;flex-wrap:wrap;gap:7px;}
.chip{
  font-family:var(--f-mono);font-size:11px;color:var(--muted);
  border:1px solid var(--line);background:rgba(255,255,255,.02);
  padding:5px 10px;border-radius:6px;transition:color .22s,border-color .22s,background .22s,transform .22s var(--ease);
}
.chip:hover{color:var(--acc);border-color:rgba(var(--glow),.45);background:rgba(var(--glow),.08);transform:translateY(-1px);}
.chip.hit{color:var(--acc);border-color:rgba(var(--glow),.6);background:rgba(var(--glow),.12);}
.cap.dim{opacity:.24;filter:saturate(.2);}
.empty-note{color:var(--dim);font-family:var(--f-mono);font-size:13px;padding:30px 0;}

/* ==========================================================================
   12. TIMELINE
   ========================================================================== */
.tl{position:relative;padding-left:clamp(22px,3.4vw,38px);}
.tl::before{content:"";position:absolute;left:4px;top:10px;bottom:10px;width:1px;
  background:linear-gradient(180deg,var(--acc),var(--line) 45%,transparent);}
.job{position:relative;padding-bottom:clamp(40px,6vw,64px);}
.job:last-child{padding-bottom:0;}
.job-node{
  position:absolute;left:calc(-1 * clamp(22px,3.4vw,38px));top:7px;
  width:9px;height:9px;border-radius:50%;background:var(--bg);
  border:2px solid var(--acc);transition:box-shadow .35s,transform .35s var(--ease);
}
.job:hover .job-node{box-shadow:0 0 0 5px rgba(var(--glow),.16);transform:scale(1.15);}
.job-date{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--acc);display:flex;align-items:center;gap:9px;margin-bottom:10px;}
.badge-now{
  font-size:9px;padding:3px 7px;border-radius:5px;letter-spacing:.1em;
  background:rgba(var(--glow),.14);border:1px solid rgba(var(--glow),.32);color:var(--acc);
}
.job h3{font-size:clamp(19px,2.6vw,24px);margin-bottom:5px;}
.job-org{font-family:var(--f-mono);font-size:13.5px;color:var(--text);opacity:.9;}
.job-proj{font-family:var(--f-mono);font-size:12px;color:var(--dim);margin-top:3px;}
.job-tags{display:flex;flex-wrap:wrap;gap:7px;margin:16px 0 18px;}
.job ul{display:grid;gap:11px;}
.job li{position:relative;padding-left:22px;color:var(--muted);font-size:14.8px;line-height:1.68;}
.job li::before{
  content:"";position:absolute;left:0;top:.62em;width:9px;height:1.5px;
  background:var(--acc);opacity:.55;transition:width .3s var(--ease),opacity .3s;
}
.job li:hover::before{width:15px;opacity:1;}
.job li:hover{color:var(--text);}

/* ==========================================================================
   13. PROJECTS
   ========================================================================== */
.proj-grid{display:grid;gap:20px;}
.proj{padding:clamp(24px,3.4vw,36px);display:block;}
.proj-top{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap;}
.proj-code{font-family:var(--f-mono);font-size:10.5px;font-weight:700;letter-spacing:.1em;color:var(--acc);background:rgba(var(--glow),.12);border:1px solid rgba(var(--glow),.25);padding:4px 9px;border-radius:6px;}
.proj-ctx{font-family:var(--f-mono);font-size:11.5px;color:var(--dim);}
.proj h3{font-size:clamp(20px,2.8vw,27px);margin-bottom:12px;transition:color .3s;}
.proj:hover h3{color:var(--acc);}
.proj-sum{color:var(--muted);font-size:15px;max-width:70ch;margin-bottom:20px;}
.proj-metrics{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.metric{border:1px solid var(--line);border-radius:9px;padding:11px 15px;background:rgba(255,255,255,.02);transition:border-color .3s,background .3s;}
.proj:hover .metric{border-color:rgba(var(--glow),.3);background:rgba(var(--glow),.05);}
.metric-v{font-family:var(--f-mono);font-size:15.5px;font-weight:700;color:var(--acc);line-height:1.2;}
.metric-l{font-family:var(--f-mono);font-size:10px;color:var(--dim);letter-spacing:.06em;text-transform:uppercase;margin-top:4px;}
.proj-more{display:inline-flex;align-items:center;gap:8px;font-family:var(--f-mono);font-size:12.5px;color:var(--acc);margin-top:4px;}
.proj-more svg{width:14px;height:14px;transition:transform .3s var(--ease);}
.proj:hover .proj-more svg{transform:translateX(4px);}

/* project detail */
/* Counters skip display:none elements, so track-hidden sections never leave a
   gap in the numbering the way a template loop index would. */
.doc{max-width:78ch;counter-reset:docsec;}
.doc-sec{padding:clamp(24px,3vw,32px) 0;border-top:1px solid var(--line);counter-increment:docsec;}
.doc-sec:first-child{border-top:0;padding-top:0;}
.doc-sec h2{font-size:clamp(18px,2.4vw,22px);margin-bottom:12px;display:flex;align-items:baseline;gap:12px;}
.doc-sec h2 .idx{font-family:var(--f-mono);font-size:12px;color:var(--acc);flex:none;}
.doc-sec h2 .idx::before{content:counter(docsec,decimal-leading-zero);}
.doc-sec p{color:var(--muted);font-size:15.5px;line-height:1.75;}
.crumb{font-family:var(--f-mono);font-size:12px;color:var(--dim);margin-bottom:22px;display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.crumb a:hover{color:var(--acc);}
.pager{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:32px;border-top:1px solid var(--line);}
.pager a{font-family:var(--f-mono);font-size:12.5px;color:var(--muted);display:flex;flex-direction:column;gap:4px;}
.pager a:hover{color:var(--acc);}
.pager .lbl{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);}

/* ==========================================================================
   14. CREDENTIALS / ABOUT / CONTACT
   ========================================================================== */
.two-col{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(28px,4vw,52px);}
.sub{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:18px;}
.cred{padding:20px 22px;margin-bottom:14px;}
.cred-name{font-weight:600;font-size:15.5px;margin-bottom:5px;line-height:1.4;}
.cred-meta{font-family:var(--f-mono);font-size:11.5px;color:var(--muted);}
.cred-badge{display:inline-block;margin-top:11px;font-family:var(--f-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--acc);background:rgba(var(--glow),.12);border:1px solid rgba(var(--glow),.28);padding:4px 9px;border-radius:6px;}

.approach{display:grid;gap:18px;}
.appr{padding:26px 28px;display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;}
.appr-code{font-family:var(--f-mono);font-size:12px;color:var(--acc);opacity:.7;padding-top:3px;}
.appr h3{font-size:17.5px;margin-bottom:9px;}
.appr p{color:var(--muted);font-size:14.8px;line-height:1.7;}

.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;}
.cline{padding:22px 24px;display:block;}
.cline-k{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:9px;}
.cline-v{font-family:var(--f-mono);font-size:14.5px;color:var(--text);word-break:break-word;transition:color .3s;}
.cline:hover .cline-v{color:var(--acc);}

.cta{
  position:relative;border-radius:var(--r);border:1px solid var(--line);
  padding:clamp(38px,6vw,68px) clamp(24px,4vw,52px);text-align:center;overflow:hidden;
  background:linear-gradient(160deg,rgba(var(--glow),.09),rgba(255,255,255,.012));
}
.cta h2{font-size:clamp(26px,4.2vw,40px);margin-bottom:14px;}
.cta p{color:var(--muted);max-width:56ch;margin:0 auto 30px;}
.cta .btn-row{justify-content:center;}

/* ==========================================================================
   15. FOOTER
   ========================================================================== */
.footer{border-top:1px solid var(--line);padding:44px 0 54px;position:relative;z-index:2;margin-top:40px;}
.footer-in{display:flex;justify-content:space-between;gap:22px;flex-wrap:wrap;align-items:center;}
.footer p{font-family:var(--f-mono);font-size:11.5px;color:var(--dim);}
.footer nav{display:flex;gap:18px;flex-wrap:wrap;}
.footer nav a{font-family:var(--f-mono);font-size:11.5px;color:var(--muted);transition:color .22s;}
.footer nav a:hover{color:var(--acc);}

/* ==========================================================================
   16. MOTION
   ========================================================================== */
.rv{opacity:0;transform:translateY(22px);transition:opacity .75s var(--ease),transform .75s var(--ease);}
.rv.in{opacity:1;transform:none;}
html.no-js .rv{opacity:1;transform:none;}

/* ==========================================================================
   17. RESPONSIVE
   ========================================================================== */
@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-side{flex-direction:row;align-items:stretch;flex-wrap:wrap;}
  .portrait{max-width:200px;}
  .term{flex:1 1 300px;}
}
@media (max-width:880px){
  .stats{grid-template-columns:repeat(2,1fr);}
  .burger{display:grid;}
  .nav{
    position:fixed;top:66px;left:0;right:0;z-index:70;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(5,7,11,.97);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);padding:10px var(--pad) 20px;
    transform:translateY(-125%);transition:transform .38s var(--ease);
  }
  .nav.open{transform:translateY(0);}
  .nav a{padding:14px 4px;border-radius:0;border-bottom:1px solid var(--line);font-size:14px;}
  .nav a[aria-current="page"]::after{left:4px;right:auto;width:22px;bottom:8px;}
  .switch button{padding:7px 10px;font-size:10px;}
}
@media (max-width:620px){
  .stats{grid-template-columns:1fr;}
  .hero-side{flex-direction:column;}
  .portrait{max-width:150px;}
  .appr{grid-template-columns:1fr;gap:10px;}
  .cap-grid{grid-template-columns:1fr;}
  .brand-sub{display:none;}
  .footer-in{flex-direction:column;align-items:flex-start;gap:16px;}
}

/* ==========================================================================
   18. REDUCED MOTION & PRINT
   ========================================================================== */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important;
  }
  .rv{opacity:1 !important;transform:none !important;}
  .cursor-dot,.cursor-ring{display:none;}
}
@media (hover:none),(pointer:coarse){
  .cursor-dot,.cursor-ring,.spotlight{display:none;}
}

@media print{
  .header,.footer nav,.backdrop,.spotlight,.cursor-dot,.cursor-ring,.btn,.switch{display:none !important;}
  body{background:#fff;color:#000;}
  .card,.cta{border:1px solid #ccc;background:none;}
  .only-security,.only-infra{display:block !important;}
  a{color:#000;}
}