:root{
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --ease: cubic-bezier(.22,.9,.28,1);
}


[data-theme="dark"]{
  --bg: #0a0e14;
  --bg-alt: #0d131b;
  --panel: #10161f;
  --panel-2: #131b25;
  --border: #1e2833;
  --border-soft: #182029;

  --text: #e7edf3;
  --text-muted: #8a97a6;
  --text-faint: #5c6875;

  --accent: #23e6a4;
  --accent-dim: #1a8f68;
  --accent-glow: rgba(35,230,164,.18);
  --amber: #ffb454;
  --red: #ff5d70;
  --blue: #5aa9ff;

  --grid-line: rgba(35,230,164,.05);
  --scan-color: rgba(35,230,164,.035);
  --shadow: 0 20px 60px rgba(0,0,0,.45);
}

/* ---------- LIGHT ---------- */
[data-theme="light"]{
  --bg: #f3f6f6;
  --bg-alt: #eaf0ee;
  --panel: #ffffff;
  --panel-2: #f6f9f8;
  --border: #d9e2df;
  --border-soft: #e4ebe9;

  --text: #101a17;
  --text-muted: #52625d;
  --text-faint: #8797;

  --accent: #0c8f63;
  --accent-dim: #0a7350;
  --accent-glow: rgba(12,143,99,.12);
  --amber: #b3720c;
  --red: #c72a3f;
  --blue: #1f6fd6;

  --grid-line: rgba(12,143,99,.06);
  --scan-color: rgba(12,143,99,.03);
  --shadow: 0 20px 50px rgba(20,40,35,.08);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.55;
  transition:background .4s var(--ease), color .4s var(--ease);
  overflow-x:hidden;
  opacity:1;
}
body.pre-load{ opacity:0; }
body.page-in{ opacity:1; transition:opacity .6s var(--ease); }


.progress-bar{
  position:fixed; top:0; left:0; height:2.5px; width:0%; z-index:80;
  background:linear-gradient(90deg, var(--accent), var(--blue));
  transition:width .1s linear;
}


.cursor-spotlight{
  position:fixed; z-index:2; pointer-events:none; width:520px; height:520px;
  left:0; top:0; transform:translate(-50%,-50%);
  background:radial-gradient(circle, var(--accent-glow), transparent 70%);
  opacity:0; transition:opacity .3s;
  mix-blend-mode:plus-lighter;
}
.cursor-spotlight.active{ opacity:.55; }
@media (hover:none){ .cursor-spotlight{ display:none; } }


.toast{
  position:fixed; left:50%; bottom:28px; transform:translate(-50%,20px);
  background:var(--panel); border:1px solid var(--accent); color:var(--text);
  padding:11px 20px; border-radius:999px; font-size:13.5px; font-family:var(--font-mono);
  z-index:90; opacity:0; pointer-events:none; box-shadow:var(--shadow);
  transition:opacity .25s var(--ease), transform .25s var(--ease);
}
.toast.show{ opacity:1; transform:translate(-50%,0); }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3{ margin:0; font-family:var(--font-body); letter-spacing:-0.02em; }
p{ margin:0; }
button{ font-family:inherit; cursor:pointer; }
::selection{ background:var(--accent); color:var(--bg); }

.accent{ color:var(--accent); }


.bg-grid{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size:42px 42px;
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%, #000 30%, transparent 85%);
}
.bg-scanline{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background:linear-gradient(180deg, transparent, var(--scan-color) 50%, transparent);
  background-size:100% 6px;
  animation:scan 9s linear infinite;
  opacity:.6;
}
@keyframes scan{ 0%{ background-position:0 0; } 100%{ background-position:0 600px; } }


.reveal{
  opacity:0;
  transform:translateY(22px);
  transition:opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.in{ opacity:1; transform:translateY(0); }


.nav{
  position:sticky; top:0; z-index:50;
  background:color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-soft);
}
.nav-inner{
  max-width:1180px; margin:0 auto; padding:16px 28px;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
}
.brand{ display:flex; align-items:center; gap:9px; font-family:var(--font-mono); font-weight:600; font-size:16px; }
.brand-icon{ color:var(--accent); display:flex; }
.brand-icon svg{ width:20px; height:20px; }
.brand-accent{ color:var(--accent); }

.nav-links{ display:flex; gap:30px; }
.nav-links a{
  font-size:14px; color:var(--text-muted); font-weight:500;
  position:relative; padding:4px 0; transition:color .2s;
}
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:-2px; height:1.5px; width:0;
  background:var(--accent); transition:width .25s var(--ease);
}
.nav-links a:hover{ color:var(--text); }
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }
.nav-links a.active{ color:var(--accent); }

.nav-actions{ display:flex; align-items:center; gap:12px; }
.theme-toggle{
  width:38px; height:38px; border-radius:50%;
  border:1px solid var(--border); background:var(--panel); color:var(--text);
  display:flex; align-items:center; justify-content:center;
  transition:border-color .2s, transform .3s var(--ease), background .3s;
}
.theme-toggle:hover{ border-color:var(--accent); transform:rotate(20deg); }
.theme-toggle svg{ width:17px; height:17px; }
.theme-toggle .icon-moon{ display:none; }
[data-theme="light"] .theme-toggle .icon-sun{ display:none; }
[data-theme="light"] .theme-toggle .icon-moon{ display:block; }

.nav-burger{ display:none; flex-direction:column; gap:4px; background:none; border:none; padding:6px; }
.nav-burger span{ width:20px; height:1.6px; background:var(--text); border-radius:2px; }

/* ================= BUTTONS ================= */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 22px; border-radius:999px; font-size:14px; font-weight:600;
  border:1px solid transparent; transition:transform .2s var(--ease), box-shadow .2s, background .2s, border-color .2s;
  white-space:nowrap;
}
.btn:active{ transform:scale(.97); }
.btn-primary{
  background:var(--accent); color:var(--bg);
  box-shadow:0 0 0 0 var(--accent-glow);
}
.btn-primary:hover{ box-shadow:0 8px 26px var(--accent-glow); transform:translateY(-2px); }
.btn-ghost{
  background:transparent; color:var(--text); border-color:var(--border);
}
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent); transform:translateY(-2px); }
.btn-block{ width:100%; margin-top:22px; }

/* ================= HERO ================= */
.hero{ position:relative; z-index:1; padding:64px 28px 0; }
.hero-inner{
  max-width:1180px; margin:0 auto;
  display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center;
  min-height:78vh;
}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-mono); font-size:12.5px; color:var(--accent);
  background:var(--accent-glow); border:1px solid var(--border); padding:6px 14px 6px 10px;
  border-radius:999px; margin-bottom:22px; letter-spacing:.02em;
}
.status-dot{
  width:7px; height:7px; border-radius:50%; background:var(--accent);
  box-shadow:0 0 0 0 var(--accent-glow); animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 var(--accent-glow); }
  70%{ box-shadow:0 0 0 8px transparent; }
  100%{ box-shadow:0 0 0 0 transparent; }
}

.hero-title{ font-size:clamp(40px,5.6vw,68px); font-weight:800; line-height:1.03; }
.hero-title .line{ display:block; }

.hero-role{
  font-family:var(--font-mono); font-size:clamp(15px,1.7vw,19px); color:var(--text-muted);
  margin:20px 0 18px; min-height:26px; display:flex; align-items:center; gap:8px;
}
.prompt-chevron{ color:var(--accent); }
.caret{ color:var(--accent); animation:blink 1s step-end infinite; }
@keyframes blink{ 50%{ opacity:0; } }

.hero-desc{ max-width:520px; color:var(--text-muted); font-size:16px; margin-bottom:32px; }

.hero-actions{ display:flex; gap:14px; margin-bottom:44px; flex-wrap:wrap; }

.hero-stats{ display:flex; gap:34px; flex-wrap:wrap; }
.stat{ display:flex; flex-direction:column; gap:2px; }
.stat-num{ font-family:var(--font-mono); font-size:28px; font-weight:700; color:var(--accent); }
.stat-label{ font-size:12.5px; color:var(--text-faint); max-width:120px; }

/* hero visual */
.hero-visual{ display:flex; flex-direction:column; gap:22px; }
.photo-frame{
  position:relative; border-radius:var(--radius-lg); overflow:hidden;
  border:1px solid var(--border); background:var(--panel); box-shadow:var(--shadow);
}
.photo-frame .photo{ width:100%; aspect-ratio:4/4.6; object-fit:cover; filter:saturate(.92) contrast(1.03); }
.tag-float{
  position:absolute; top:16px; left:16px; z-index:2;
  font-family:var(--font-mono); font-size:12px; color:var(--accent);
  background:color-mix(in srgb, var(--bg) 70%, transparent); backdrop-filter:blur(4px);
  border:1px solid var(--border); padding:6px 10px; border-radius:6px;
  animation:float 4s ease-in-out infinite;
}
@keyframes float{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-6px); } }
.terminal-strip{
  position:absolute; left:0; right:0; bottom:0; z-index:2;
  background:linear-gradient(0deg, rgba(0,0,0,.78), rgba(0,0,0,.15) 90%);
  color:#fff; padding:34px 16px 14px;
}
.ts-prompt{ display:block; font-family:var(--font-mono); font-size:12px; color:var(--accent); margin-bottom:3px; }
.terminal-strip strong{ font-size:14.5px; font-weight:600; }

.console-card{
  border:1px solid var(--border); border-radius:var(--radius-md); overflow:hidden;
  background:var(--panel); box-shadow:var(--shadow);
}
.console-head{
  display:flex; align-items:center; gap:7px; padding:10px 14px;
  border-bottom:1px solid var(--border-soft); background:var(--panel-2);
}
.dot{ width:9px; height:9px; border-radius:50%; }
.dot.red{ background:var(--red); } .dot.amber{ background:var(--amber); } .dot.green{ background:var(--accent); }
.console-title{ margin-left:6px; font-family:var(--font-mono); font-size:12px; color:var(--text-faint); }
.console-body{
  padding:14px 16px; font-family:var(--font-mono); font-size:12.5px; min-height:150px;
  color:var(--text-muted); display:flex; flex-direction:column; gap:7px;
}
.console-line{ display:flex; gap:8px; opacity:0; animation:lineIn .4s var(--ease) forwards; }
.console-line .lvl{ flex:none; font-weight:700; }
.lvl-info{ color:var(--blue); } .lvl-warn{ color:var(--amber); } .lvl-ok{ color:var(--accent); } .lvl-alert{ color:var(--red); }
@keyframes lineIn{ from{ opacity:0; transform:translateX(-6px); } to{ opacity:1; transform:translateX(0); } }

/* ticker */
.ticker{
  margin-top:56px; border-top:1px solid var(--border-soft); border-bottom:1px solid var(--border-soft);
  overflow:hidden; padding:14px 0;
}
.ticker-track{
  display:flex; gap:14px; width:max-content;
  font-family:var(--font-mono); font-size:13px; color:var(--text-faint); letter-spacing:.04em;
  animation:tick 32s linear infinite;
}
.ticker-track span:nth-child(odd){ color:var(--accent); opacity:.7; }
@keyframes tick{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }

.section{ position:relative; z-index:1; padding:100px 28px; }
.section-alt{ background:var(--bg-alt); }
.section-inner{ max-width:1180px; margin:0 auto; }
.section-title{ font-size:clamp(30px,4vw,42px); font-weight:800; margin-bottom:8px; }
.section-sub{ color:var(--text-muted); margin-bottom:40px; margin-top:6px; }
.section > .section-inner > .section-title{ margin-bottom:36px; }
.section > .section-inner > .section-sub + .about-grid,
.section > .section-inner > .section-title + .about-grid{ margin-top:0; }

/* about */
.about-grid{ display:grid; grid-template-columns:1.4fr 1fr; gap:24px; margin-top:36px; }
.panel{
  background:var(--panel); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:32px; transition:border-color .25s, transform .25s var(--ease);
}
.panel p + p{ margin-top:16px; color:var(--text-muted); }
.panel:hover{ border-color:var(--accent); }
.panel-accent{ background:linear-gradient(160deg, var(--panel), var(--panel-2)); }
.panel-icon{ color:var(--accent); margin-bottom:14px; }
.panel h3{ font-size:18px; margin-bottom:10px; }
.divider{ height:1px; background:var(--border-soft); margin:18px 0; }
.muted-sm{ font-size:13px; color:var(--text-faint); }

/* skills */
.skills-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:36px; }
.skill-card{
  background:var(--panel); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:26px; transition:border-color .25s, transform .25s var(--ease), box-shadow .25s;
}
.skill-card:hover{ border-color:var(--accent); transform:translateY(-4px); box-shadow:var(--shadow); }
.skill-cat{
  font-family:var(--font-mono); font-size:12px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--accent); margin-bottom:16px;
}
.chips{ display:flex; flex-wrap:wrap; gap:8px; }
.chips span{
  font-size:12.5px; padding:7px 12px; border-radius:999px; border:1px solid var(--border);
  color:var(--text-muted); background:var(--panel-2); transition:border-color .2s, color .2s, transform .2s;
}
.chips span:hover{ border-color:var(--accent); color:var(--accent); transform:translateY(-2px); }

/* experience / timeline */
.timeline{ position:relative; margin-top:20px; padding-left:26px; }
.timeline::before{
  content:''; position:absolute; left:5px; top:6px; bottom:6px; width:1.5px; background:var(--border);
}
.timeline-item{ position:relative; padding-bottom:34px; }
.timeline-item:last-child{ padding-bottom:0; }
.timeline-dot{
  position:absolute; left:-26px; top:6px; width:11px; height:11px; border-radius:50%;
  background:var(--accent); box-shadow:0 0 0 4px var(--accent-glow);
}
.timeline-card{
  background:var(--panel); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:24px; transition:border-color .25s, transform .25s var(--ease);
}
.timeline-card:hover{ border-color:var(--accent); transform:translateX(4px); }
.timeline-head{ display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap; }
.timeline-head h3{ font-size:17px; }
.timeline-date{ font-family:var(--font-mono); font-size:12px; color:var(--text-faint); }
.timeline-org{ color:var(--accent); font-size:13.5px; font-weight:600; margin:6px 0 10px; }
.timeline-card p:last-child{ color:var(--text-muted); font-size:14.5px; }

/* project filters */
.filter-row{ display:flex; gap:10px; margin-top:32px; flex-wrap:wrap; }
.filter-chip{
  font-family:var(--font-mono); font-size:12.5px; padding:9px 16px; border-radius:999px;
  border:1px solid var(--border); background:var(--panel); color:var(--text-muted);
  transition:border-color .2s, color .2s, background .2s, transform .2s;
}
.filter-chip:hover{ border-color:var(--accent); color:var(--accent); transform:translateY(-2px); }
.filter-chip.active{ background:var(--accent); color:var(--bg); border-color:var(--accent); }

/* projects */
.projects-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:22px; margin-top:22px; }
.project-card.hidden{ display:none; }
.project-card{ animation:cardIn .45s var(--ease); }
@keyframes cardIn{ from{ opacity:0; transform:translateY(10px) scale(.98); } to{ opacity:1; transform:translateY(0) scale(1); } }
.project-card{
  background:var(--panel); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:26px; transition:border-color .25s, transform .25s var(--ease), box-shadow .25s;
  display:flex; flex-direction:column;
}
.project-card:hover{ border-color:var(--accent); transform:translateY(-4px); box-shadow:var(--shadow); }
.project-head{ display:flex; align-items:flex-start; justify-content:space-between; gap:10px; margin-bottom:12px; }
.project-head h3{ font-size:17.5px; }
.tag{
  flex:none; font-family:var(--font-mono); font-size:10.5px; letter-spacing:.04em;
  padding:5px 9px; border-radius:5px; border:1px solid var(--border); color:var(--text-faint);
  white-space:nowrap;
}
.tag-soc{ color:var(--accent); border-color:var(--accent-dim); background:var(--accent-glow); }
.project-card p{ color:var(--text-muted); font-size:14.5px; flex:1; }
.project-links{ display:flex; gap:16px; margin-top:18px; }
.project-links a{
  display:inline-flex; align-items:center; gap:6px; font-size:13.5px; font-weight:600; color:var(--accent);
  padding:8px 0; transition:gap .2s;
}
.project-links a:hover{ gap:9px; }

/* achievements */
.achv-grid{ display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-top:32px; }
.achv-card{
  display:flex; gap:14px; background:var(--panel); border:1px solid var(--border);
  border-radius:var(--radius-md); padding:22px; transition:border-color .25s;
}
.achv-card:hover{ border-color:var(--accent); }
.achv-card svg{ flex:none; color:var(--amber); margin-top:2px; }
.achv-card p{ color:var(--text-muted); font-size:14.5px; }

/* certifications */
.cert-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-top:36px; }
.cert-card{
  background:var(--panel); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:24px; transition:border-color .25s, transform .25s var(--ease), box-shadow .25s;
}
.cert-card:hover{ border-color:var(--accent); transform:translateY(-4px); box-shadow:var(--shadow); }
.cert-icon{ font-size:20px; display:inline-block; margin-bottom:12px; filter:grayscale(.2); }
.cert-card h3{ font-size:15.5px; margin-bottom:6px; }
.cert-org{ color:var(--accent); font-size:13px; font-weight:600; }
.cert-date{ font-family:var(--font-mono); font-size:11.5px; color:var(--text-faint); margin:4px 0 12px; }
.cert-card > p:last-child{ font-size:13.5px; color:var(--text-muted); }

/* splunk proof gallery */
.proof-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin-top:36px; }
.proof-card{
  margin:0; background:var(--panel); border:1px solid var(--border); border-radius:var(--radius-lg);
  overflow:hidden; transition:border-color .25s, transform .25s var(--ease), box-shadow .25s;
}
.proof-card:hover{ border-color:var(--accent); transform:translateY(-4px); box-shadow:var(--shadow); }
.proof-card img{
  display:block; width:100%; height:190px; object-fit:cover; object-position:top;
  border-bottom:1px solid var(--border); background:var(--bg);
}
.proof-card figcaption{
  padding:14px 16px; font-size:13.5px; color:var(--text-muted);
  display:flex; align-items:center; gap:10px; flex-wrap:wrap;
}

@media (max-width:900px){
  .proof-grid{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:560px){
  .proof-grid{ grid-template-columns:1fr; }
  .proof-card img{ height:210px; }
}

/* contact */
.contact-card{
  background:linear-gradient(160deg, var(--panel), var(--panel-2));
  border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:44px; margin-top:36px;
}
.contact-copy h3{ font-size:26px; margin-bottom:10px; }
.contact-copy p{ color:var(--text-muted); max-width:540px; }
.contact-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:14px; margin-top:28px; }
.contact-pill{
  display:flex; align-items:center; gap:10px; padding:14px 18px; border-radius:var(--radius-md);
  border:1px solid var(--border); background:var(--panel); font-size:14px; font-weight:500;
  transition:border-color .2s, transform .2s var(--ease), color .2s;
}
.contact-pill svg{ color:var(--accent); flex:none; }
.contact-pill:hover{ border-color:var(--accent); transform:translateY(-2px); color:var(--accent); }
.contact-pill-split{ justify-content:space-between; padding-right:10px; }
.pill-main{ display:flex; align-items:center; gap:10px; }
.pill-copy{
  flex:none; width:28px; height:28px; border-radius:7px; border:1px solid var(--border);
  background:var(--panel-2); color:var(--text-muted); display:flex; align-items:center; justify-content:center;
  transition:border-color .2s, color .2s, transform .15s;
}
.pill-copy:hover{ border-color:var(--accent); color:var(--accent); }
.pill-copy:active{ transform:scale(.9); }

/* footer */
.footer{ border-top:1px solid var(--border-soft); padding:28px; position:relative; z-index:1; }
.footer-inner{ max-width:1180px; margin:0 auto; display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px; font-size:13px; color:var(--text-faint); }

/* back to top */
.to-top{
  position:fixed; right:22px; bottom:22px; z-index:60;
  width:44px; height:44px; border-radius:50%; border:1px solid var(--border);
  background:var(--panel); color:var(--accent); display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none; transform:translateY(10px);
  transition:opacity .3s, transform .3s var(--ease), border-color .2s; box-shadow:var(--shadow);
}
.to-top.show{ opacity:1; pointer-events:auto; transform:translateY(0); }
.to-top:hover{ border-color:var(--accent); }

/* ================= RESPONSIVE ================= */
@media (max-width:980px){
  .hero-inner{ grid-template-columns:1fr; min-height:auto; padding-top:20px; }
  .hero-visual{ order:-1; max-width:380px; margin:0 auto; }
  .about-grid{ grid-template-columns:1fr; }
  .skills-grid{ grid-template-columns:repeat(2,1fr); }
  .projects-grid{ grid-template-columns:1fr; }
  .cert-grid{ grid-template-columns:repeat(2,1fr); }
  .achv-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
}
@media (max-width:720px){
  .nav-links{
    position:fixed; top:69px; left:0; right:0; z-index:49;
    background:var(--bg); border-bottom:1px solid var(--border-soft);
    flex-direction:column; padding:18px 28px; gap:18px;
    transform:translateY(-130%); transition:transform .3s var(--ease); opacity:0;
  }
  .nav-links.open{ transform:translateY(0); opacity:1; }
  .nav-burger{ display:flex; }
  .skills-grid{ grid-template-columns:1fr; }
  .cert-grid{ grid-template-columns:1fr; }
  .hero-stats{ gap:22px; }
  .section{ padding:72px 20px; }
  .contact-card{ padding:28px; }
}
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
  html{ scroll-behavior:auto; }
}