/* ==========================================================================
   Agil Azizov — Portfolio
   Design language: "Systems" — API responses, terminal, structured schema.
   Tokens
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root{
  --bg: #0a0e12;
  --bg-elevated: #0d1218;
  --surface: #10161d;
  --surface-2: #141c24;
  --border: #212b34;
  --border-soft: #1a232b;
  --text: #eaf0f5;
  --text-dim: #93a1ae;
  --text-faint: #5b6773;
  --teal: #45d0b5;
  --teal-dim: rgba(69,208,181,.12);
  --teal-soft: rgba(69,208,181,.35);
  --amber: #f0a94e;
  --amber-dim: rgba(240,169,78,.12);
  --red-soft: #e2685f;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --container: 1180px;
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;

  --ease: cubic-bezier(.16,.84,.44,1);
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

@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; }
}

body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before{
  content:"";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(700px 500px at 12% -8%, rgba(69,208,181,.08), transparent 60%),
    radial-gradient(600px 480px at 92% 8%, rgba(240,169,78,.06), transparent 60%);
}

::selection{ background: var(--teal-dim); color: var(--teal); }

a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display:block; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family: var(--font-display); margin:0; font-weight: 600; letter-spacing: -0.02em; }
p{ margin:0; }

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

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}

.mono{ font-family: var(--font-mono); }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--teal);
  letter-spacing: .04em;
  margin-bottom: 18px;
}
.eyebrow::before{
  content:"";
  width:6px; height:6px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 0 3px var(--teal-dim);
}

.section{
  position: relative;
  padding: 128px 0;
  border-bottom: 1px solid var(--border-soft);
}
@media (max-width: 768px){
  .section{ padding: 84px 0; }
}

.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 24px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.section-title{
  font-size: clamp(28px, 4vw, 40px);
  color: var(--text);
}
.section-sub{
  color: var(--text-dim);
  max-width: 520px;
  margin-top: 10px;
  font-size: 15.5px;
}

/* Reveal on scroll ------------------------------------------------------ */
.reveal{
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.in-view{ opacity: 1; transform: translateY(0); }
.reveal-stagger > *{
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.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: .09s; }
.reveal-stagger.in-view > *:nth-child(3){ transition-delay: .16s; }
.reveal-stagger.in-view > *:nth-child(4){ transition-delay: .23s; }
.reveal-stagger.in-view > *:nth-child(5){ transition-delay: .30s; }
.reveal-stagger.in-view > *:nth-child(6){ transition-delay: .37s; }
.reveal-stagger.in-view > *:nth-child(7){ transition-delay: .44s; }
.reveal-stagger.in-view > *:nth-child(8){ transition-delay: .51s; }

/* ==========================================================================
   Nav
   ========================================================================== */
.nav{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background .4s var(--ease), border-color .4s var(--ease), padding .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled{
  background: rgba(10,14,18,.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--border-soft);
  padding: 13px 0;
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 24px;
}
.brand{
  font-family: var(--font-mono);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text);
  display:flex;
  align-items:center;
  gap: 10px;
}
.brand .dot{
  width:8px;height:8px;border-radius:50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px var(--teal-dim);
}
.nav-links{
  display:flex;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
}
.nav-links a{
  padding: 8px 13px;
  border-radius: 20px;
  transition: color .25s, background .25s;
  white-space: nowrap;
}
.nav-links a:hover{ color: var(--text); background: var(--surface-2); }
.nav-links a.active{ color: var(--teal); background: var(--teal-dim); }

.nav-cta{
  display:flex; align-items:center; gap:12px;
}

.menu-toggle{
  display:none;
  background:none; border:1px solid var(--border); border-radius: 10px;
  width: 40px; height: 40px;
  color: var(--text);
  cursor:pointer;
  align-items:center; justify-content:center;
}

@media (max-width: 900px){
  .nav-links{ display:none; }
  .menu-toggle{ display:flex; }
}

.mobile-menu{
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(8,11,15,.98);
  backdrop-filter: blur(10px);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 22px;
  transform: translateY(-100%);
  transition: transform .5s var(--ease);
}
.mobile-menu.open{ transform: translateY(0); }
.mobile-menu a{ padding: 14px 0; color: var(--text); }
.mobile-menu a:hover{ color: var(--teal); }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  position: relative;
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: transform .25s var(--ease), border-color .25s, background .25s, color .25s;
  will-change: transform;
}
.btn-primary{
  background: var(--teal);
  color: #06231d;
  border-color: var(--teal);
}
.btn-primary:hover{ background:#5cdcc3; box-shadow: 0 0 0 6px var(--teal-dim); }
.btn-ghost{
  background: transparent;
  color: var(--text);
}
.btn-ghost:hover{ border-color: var(--teal-soft); color: var(--teal); }
.btn-sm{ padding: 9px 16px; font-size: 12.5px; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  padding: 168px 0 110px;
  position: relative;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 64px;
  align-items:center;
}
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; gap: 56px; }
}

.status-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 7px 14px 7px 10px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 28px;
  background: var(--surface);
}
.status-pill .pulse{
  width:7px;height:7px;border-radius:50%;
  background: var(--teal);
  position:relative;
}
.status-pill .pulse::after{
  content:"";
  position:absolute; inset:-5px;
  border-radius:50%;
  border: 1px solid var(--teal);
  animation: pulse 2s var(--ease) infinite;
}
@keyframes pulse{
  0%{ transform: scale(.5); opacity: .9; }
  100%{ transform: scale(1.9); opacity: 0; }
}

.hero h1{
  font-size: clamp(38px, 5.4vw, 62px);
  line-height: 1.06;
  color: var(--text);
}
.hero h1 .line{ display:block; overflow: hidden; }
.hero h1 .accent{ color: var(--teal); font-style: normal; }

.hero-desc{
  margin-top: 24px;
  font-size: 17.5px;
  color: var(--text-dim);
  max-width: 480px;
  line-height: 1.7;
}
.hero-actions{
  display:flex;
  align-items:center;
  gap: 14px;
  margin-top: 38px;
  flex-wrap: wrap;
}
.hero-socials{
  display:flex;
  align-items:center;
  gap: 18px;
  margin-top: 46px;
  padding-top: 26px;
  border-top: 1px solid var(--border-soft);
  max-width: 480px;
}
.hero-socials a{
  color: var(--text-faint);
  transition: color .25s, transform .25s;
  display:flex;
}
.hero-socials a:hover{ color: var(--teal); transform: translateY(-2px); }

/* Terminal card ---------------------------------------------------------- */
.terminal{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  overflow: hidden;
  box-shadow: 0 30px 80px -30px rgba(0,0,0,.7);
}
.terminal-bar{
  display:flex;
  align-items:center;
  gap:8px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
.terminal-bar span{
  width:10px;height:10px;border-radius:50%;
  background: var(--border);
}
.terminal-bar .t-title{
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
}
.terminal-body{
  padding: 22px 22px 10px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--text-dim);
  min-height: 300px;
  max-height: 420px;
  overflow-y: auto;
}
.terminal-body .prompt{ color: var(--teal); }
.terminal-body .path{ color: var(--text); }
.term-line{ white-space: pre-wrap; }
.term-out{ color: var(--text-dim); }
.term-key{ color: #8fb3ff; }
.term-str{ color: var(--amber); }
.term-error{ color: var(--red-soft); }
.term-hint{ color: var(--text-faint); font-style: italic; }
.term-caret{
  display:inline-block;
  width: 7px; height: 15px;
  background: var(--teal);
  vertical-align: -2px;
  animation: caret 1s step-end infinite;
}
@keyframes caret{ 50%{ opacity: 0; } }

/* Interactive terminal input row ----------------------------------------- */
.terminal-input-row{
  display:flex;
  align-items:center;
  gap: 10px;
  padding: 12px 22px 18px;
  border-top: 1px solid var(--border-soft);
  font-family: var(--font-mono);
  font-size: 13.5px;
}
.terminal-input-row .prompt{
  color: var(--teal);
  flex-shrink: 0;
}
.terminal-input{
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13.5px;
  caret-color: var(--teal);
}
.terminal-input::placeholder{ color: var(--text-faint); }

.hero-stats{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1px;
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  overflow:hidden;
  background: var(--border-soft);
}
.hero-stat{
  background: var(--surface);
  padding: 18px 16px;
  text-align:left;
}
.hero-stat .num{
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--text);
}
.hero-stat .num .accent{ color: var(--teal); }
.hero-stat .lbl{
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

/* ==========================================================================
   About
   ========================================================================== */
.about-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 64px;
}
@media (max-width: 900px){ .about-grid{ grid-template-columns: 1fr; gap: 40px; } }

.about-text p{
  font-size: 17px;
  color: var(--text-dim);
  margin-bottom: 18px;
  line-height: 1.8;
}
.about-text strong{ color: var(--text); font-weight: 600; }

.fact-list{
  display:flex;
  flex-direction: column;
  border-top: 1px solid var(--border-soft);
}
.fact{
  display:flex;
  justify-content:space-between;
  padding: 16px 2px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 14.5px;
}
.fact .k{ color: var(--text-faint); font-family: var(--font-mono); font-size: 12.5px; }
.fact .v{ color: var(--text); font-weight: 500; text-align:right; }

/* ==========================================================================
   Experience — timeline
   ========================================================================== */
.timeline{
  position: relative;
  padding-left: 32px;
  border-left: 1px solid var(--border);
}
.tl-item{
  position: relative;
  padding-bottom: 52px;
}
.tl-item:last-child{ padding-bottom: 0; }
.tl-item::before{
  content:"";
  position:absolute;
  left: -37px;
  top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--teal);
}
.tl-item.past::before{ border-color: var(--text-faint); }

.tl-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.tl-role{ font-family: var(--font-display); font-size: 19px; color: var(--text); }
.tl-company{ color: var(--teal); font-weight: 500; }
.tl-date{
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
  white-space: nowrap;
  padding-top: 4px;
}
.tl-desc{ color: var(--text-dim); font-size: 15px; margin-bottom: 14px; max-width: 640px; }
.tl-bullets{ display:flex; flex-direction:column; gap:8px; margin-bottom: 16px; }
.tl-bullets li{
  color: var(--text-dim);
  font-size: 14.5px;
  padding-left: 18px;
  position: relative;
  max-width: 640px;
}
.tl-bullets li::before{
  content:"→";
  position:absolute; left:0; color: var(--amber);
  font-size: 13px;
}
.tag-row{ display:flex; flex-wrap: wrap; gap: 8px; }
.tag{
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 6px;
  background: var(--surface);
}

/* ==========================================================================
   Skills
   ========================================================================== */
.skills-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media (max-width: 900px){ .skills-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px){ .skills-grid{ grid-template-columns: 1fr; } }

.skill-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 24px;
  transition: transform .35s var(--ease), border-color .35s;
}
.skill-card:hover{ transform: translateY(-4px); border-color: var(--teal-soft); }
.skill-card-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom: 16px;
}
.skill-card-head h3{ font-size: 15.5px; color: var(--text); }
.skill-card-head .idx{ font-family: var(--font-mono); font-size: 11px; color: var(--text-faint); }
.skill-badges{ display:flex; flex-wrap:wrap; gap:8px; }
.badge{
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 6px 11px;
  border-radius: 7px;
  background: var(--surface-2);
  color: var(--text-dim);
  border: 1px solid var(--border-soft);
  transition: color .25s, border-color .25s, transform .25s;
}
.badge:hover{ color: var(--teal); border-color: var(--teal-soft); transform: translateY(-2px); }

/* ==========================================================================
   Projects
   ========================================================================== */
.project-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: 32px;
  margin-bottom: 20px;
  position: relative;
  overflow:hidden;
  transition: border-color .35s, transform .35s var(--ease);
}
.project-card:hover{ border-color: var(--teal-soft); transform: translateY(-3px); }
.project-card::after{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(420px 200px at 100% 0%, rgba(69,208,181,.06), transparent 70%);
  pointer-events:none;
}
.project-top{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.project-status{
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--teal);
  border: 1px solid var(--teal-soft);
  background: var(--teal-dim);
  padding: 5px 10px;
  border-radius: 6px;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.project-status::before{ content:"●"; font-size: 8px; }
.project-name{ font-size: 24px; color: var(--text); margin-bottom: 6px; }
.project-role{ font-family: var(--font-mono); font-size: 12px; color: var(--text-faint); }
.project-desc{ color: var(--text-dim); font-size: 15px; max-width: 720px; margin: 16px 0 20px; line-height: 1.75; }
.project-meta{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 22px;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 16px 0;
}
@media (max-width: 700px){ .project-meta{ grid-template-columns: 1fr; } }
.project-meta .m-k{ font-family: var(--font-mono); font-size: 10.5px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 6px; }
.project-meta .m-v{ font-size: 13.5px; color: var(--text-dim); line-height:1.5; }
.project-foot{ display:flex; align-items:center; justify-content:space-between; flex-wrap: wrap; gap: 16px; }

/* ==========================================================================
   Education / Certs
   ========================================================================== */
.split-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}
@media (max-width: 850px){ .split-grid{ grid-template-columns: 1fr; gap: 44px; } }

.edu-item{
  padding: 20px 0;
  border-bottom: 1px solid var(--border-soft);
}
.edu-item:first-child{ padding-top: 0; }
.edu-item h4{ font-size: 16.5px; color: var(--text); margin-bottom: 4px; }
.edu-item .edu-org{ color: var(--teal); font-size: 13.5px; margin-bottom: 4px; }
.edu-item .edu-date{ font-family: var(--font-mono); font-size: 11.5px; color: var(--text-faint); }

.cert-list{ display:flex; flex-direction: column; gap: 10px; }
.cert-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 14px;
  padding: 15px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-s);
  background: var(--surface);
  transition: border-color .3s, transform .3s var(--ease);
}
.cert-item:hover{ border-color: var(--teal-soft); transform: translateX(4px); }
.cert-item .c-name{ font-size: 14px; color: var(--text); }
.cert-item .c-org{ font-size: 12px; color: var(--text-faint); font-family: var(--font-mono); }
.cert-item svg{ color: var(--text-faint); flex-shrink:0; }

/* ==========================================================================
   Languages strip
   ========================================================================== */
.lang-strip{
  display:flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 40px;
}
.lang-chip{
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 10px 18px;
  font-size: 13.5px;
  color: var(--text-dim);
  background: var(--surface);
  display:flex;
  align-items:center;
  gap:10px;
}
.lang-chip b{ color: var(--text); font-weight: 600; }
.lang-chip .lv{ font-family: var(--font-mono); font-size: 11px; color: var(--teal); }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-wrap{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: 64px;
  text-align:center;
  position: relative;
  overflow:hidden;
}
@media (max-width: 700px){ .contact-wrap{ padding: 40px 24px; } }
.contact-wrap::before{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(560px 300px at 50% 0%, rgba(69,208,181,.09), transparent 70%);
  pointer-events:none;
}
.contact-title{
  font-size: clamp(28px, 4.4vw, 46px);
  max-width: 640px;
  margin: 0 auto 18px;
  position: relative;
}
.contact-sub{
  color: var(--text-dim);
  max-width: 480px;
  margin: 0 auto 40px;
  position: relative;
  font-size: 16px;
}
.contact-actions{
  display:flex;
  align-items:center;
  justify-content:center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 44px;
  position: relative;
}
.contact-links{
  display:flex;
  align-items:center;
  justify-content:center;
  gap: 28px;
  flex-wrap: wrap;
  position: relative;
}
.contact-links a{
  display:flex;
  align-items:center;
  gap:9px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 13px;
  transition: color .25s;
}
.contact-links a:hover{ color: var(--teal); }

.footer{
  padding: 36px 0 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
}
.footer a:hover{ color: var(--teal); }
.to-top{
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 38px; height: 38px;
  display:flex; align-items:center; justify-content:center;
  color: var(--text-dim);
  transition: border-color .25s, color .25s, transform .25s;
}
.to-top:hover{ border-color: var(--teal-soft); color: var(--teal); transform: translateY(-3px); }

/* Magnetic cursor glow ---------------------------------------------------- */
.cursor-glow{
  position: fixed;
  width: 420px; height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(69,208,181,.06), transparent 70%);
  pointer-events: none;
  transform: translate(-50%,-50%);
  z-index: 2;
  transition: opacity .3s;
  will-change: transform;
}
@media (max-width: 900px){ .cursor-glow{ display:none; } }