/* DohaTeslaLab — Institutional Premium Static Theme (clean single-source, no duplicates) */
:root{
  --bg0:#0b0f14;
  --bg1:#0f151c;
  --panel: rgba(255,255,255,0.06);
  --panel2: rgba(255,255,255,0.08);
  --stroke: rgba(120,240,255,0.16);
  --stroke2: rgba(255,255,255,0.12);
  --text: #f8fafc;
  --muted:#b7c7d8;
  --muted2:#8aa0b8;
  --accent:#04d9ff;
  --accent2:#26ffe6;
  --warn:#ffcf5a;
  --ok:#66ffa6;
  --shadow: 0 10px 40px rgba(0,0,0,0.45);
  --radius: 18px;
  --radius2: 26px;
  --max: 1120px;
}

*,
*::before,
*::after{ box-sizing:border-box; }

html,body{ height:100%; }

body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 800px at 20% 10%, rgba(4,217,255,0.16), transparent 55%),
    radial-gradient(900px 700px at 80% 20%, rgba(38,255,230,0.10), transparent 55%),
    radial-gradient(700px 500px at 60% 90%, rgba(255,207,90,0.08), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x:hidden;
}

a{ color:inherit; text-decoration:none; }
a:focus{ outline: 2px solid rgba(4,217,255,0.45); outline-offset: 3px; border-radius: 10px; }
::selection{ background: rgba(4,217,255,0.25); }

.noise{
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  opacity:0.08;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.grid{
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  opacity:0.07;
  background:
    linear-gradient(to right, rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(800px 450px at 50% 20%, rgba(0,0,0,1), rgba(0,0,0,0));
}

.wrap{
  position:relative;
  z-index:1;
  min-height:100%;
}

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 22px;
}

/* NAV */
.nav{
  position:fixed;
  top:0; left:0; right:0;
  z-index:50;
  border-bottom:1px solid rgba(120,240,255,0.14);
  background: rgba(8,12,16,0.62);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 14px;
  padding: 14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap: 10px;
  min-width:0;
}

.brand .mark{
  width: 26px;
  height: 26px;
  display:inline-block;
  border-radius: 9px;
  background:
    radial-gradient(circle at 30% 30%, rgba(38,255,230,0.9), transparent 55%),
    radial-gradient(circle at 70% 70%, rgba(4,217,255,0.9), transparent 55%),
    linear-gradient(135deg, rgba(255,255,255,0.10), rgba(255,255,255,0.02));
  border: 1px solid rgba(120,240,255,0.28);
  box-shadow: 0 0 0 6px rgba(4,217,255,0.05);
}

.brand .name{
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: 0.06em;
  font-weight: 800;
  font-size: 14px;
  color: var(--accent);
  white-space:nowrap;
}

.navlinks{
  display:flex;
  align-items:center;
  gap: 12px;
  min-width:0;
  flex-wrap: wrap;
  justify-content:flex-end;
}

.navlinks a{
  font-weight: 650;
  font-size: 13.2px;
  opacity: 0.86;
  white-space: nowrap;
  padding: 8px 10px;
  border-radius: 12px;
  transition: transform .15s ease, background .15s ease, opacity .15s ease, color .15s ease;
}

.navlinks a:hover{
  opacity:1;
  background: rgba(255,255,255,0.06);
  transform: translateY(-1px);
  color: var(--accent2);
}

.navlinks a[data-active="true"]{
  opacity: 1;
  color: var(--text);
  background: linear-gradient(180deg, rgba(4,217,255,0.14), rgba(255,255,255,0.04));
  border: 1px solid rgba(120,240,255,0.22);
}

.nav-right{
  display:flex;
  align-items:center;
  gap: 10px;
}

.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  color: var(--text);
  cursor:pointer;
  transition: transform .15s ease, background .15s ease, border .15s ease;
}

.icon-btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,0.07);
  border-color: rgba(120,240,255,0.22);
}

.icon{
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.mobile{ display:none; }

.mobile-panel{
  display:none;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: rgba(8,12,16,0.70);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.mobile-panel.open{ display:block; }

.mobile-panel .mwrap{
  padding: 12px 0 16px;
  display:flex;
  flex-direction:column;
  gap: 8px;
}

.mobile-panel a{
  padding: 12px 12px;
  border-radius: 14px;
  font-weight: 650;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  opacity:0.92;
}

.mobile-panel a[data-active="true"]{
  background: linear-gradient(180deg, rgba(4,217,255,0.16), rgba(255,255,255,0.04));
  border-color: rgba(120,240,255,0.24);
}

/* LAYOUT */
main{ padding-top: 84px; }

/* HERO (single, correct path for assets/styles.css) */
.hero{
  padding: 64px 0 22px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -2px;

  background:
    radial-gradient(900px 520px at 20% 10%, rgba(4,217,255,0.22), transparent 55%),
    radial-gradient(900px 520px at 80% 20%, rgba(38,255,230,0.14), transparent 55%),
    linear-gradient(180deg, rgba(11,15,20,0.20), rgba(11,15,20,0.80)),
    url("../images/hero.jpg");

  background-size: cover;
  background-position: center;

  filter: saturate(1.12) contrast(1.06);
  transform: scale(1.02);
  opacity: 0.75;

  pointer-events: none;
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;

  background: linear-gradient(
    90deg,
    rgba(11,15,20,0.78) 0%,
    rgba(11,15,20,0.55) 42%,
    rgba(11,15,20,0.70) 100%
  );

  pointer-events: none;
  z-index: 0;
}

.hero > .container {
  position: relative;
  z-index: 1;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(120,240,255,0.18);
  color: var(--muted);
  font-size: 12.5px;
}

.kdot{
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent2);
  box-shadow: 0 0 0 6px rgba(38,255,230,0.10);
}

.h1{
  margin: 18px 0 10px;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: clamp(28px, 4.2vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.sub{
  margin: 0;
  max-width: 880px;
  font-size: 15.8px;
  line-height: 1.75;
  color: var(--muted);
}

.hero-actions{
  margin-top: 18px;
  display:flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn{
  display:inline-flex;
  align-items:center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 14px;
  font-weight: 760;
  font-size: 13.5px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  box-shadow: var(--shadow);
  transition: transform .15s ease, background .15s ease, border .15s ease;
}

.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,0.08);
  border-color: rgba(120,240,255,0.24);
}

.btn.primary{
  background: linear-gradient(180deg, rgba(4,217,255,0.22), rgba(255,255,255,0.05));
  border-color: rgba(4,217,255,0.30);
}

/* SECTION */
.section{ padding: 22px 0 10px; }

.section h2{
  margin: 0 0 10px;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 18px;
  letter-spacing: 0.02em;
}

.section p.lead{
  margin: 0 0 16px;
  color: var(--muted);
  line-height: 1.7;
}

/* CARDS */
.cards{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(220px,1fr));
  gap:18px;
}

.card{
  grid-column: span 4;
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: 0 10px 30px rgba(0,0,0,0.30);
  position:relative;
  overflow:hidden;
}

.card::before{
  content:"";
  position:absolute;
  inset:-40px -60px auto auto;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle at 30% 30%, rgba(4,217,255,0.22), transparent 60%);
  transform: rotate(18deg);
  pointer-events:none;
}

.card h3{
  margin: 0 0 8px;
  font-size: 14.5px;
  letter-spacing: 0.01em;
}

.card p{
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
  font-size: 13.8px;
}

/* BADGES */
.badges{
  display:flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.badge{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 720;
  color: var(--text);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  opacity: 0.95;
}

.badge.ok{ border-color: rgba(102,255,166,0.24); }
.badge.warn{ border-color: rgba(255,207,90,0.24); }
.badge.accent{ border-color: rgba(4,217,255,0.24); }

/* SPLIT PANELS */
.split{
  display:grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
}

.panel{
  border-radius: var(--radius2);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  padding: 16px;
}

.panel h3{
  margin: 0 0 10px;
  font-size: 14.5px;
  letter-spacing: 0.01em;
}

.list{
  display:flex;
  flex-direction:column;
  gap: 10px;
}

.item{
  padding: 12px;
  border-radius: 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  transition: transform .15s ease, border .15s ease, background .15s ease;
}

.item:hover{
  transform: translateY(-1px);
  border-color: rgba(120,240,255,0.18);
  background: rgba(255,255,255,0.05);
}

.item .top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 12px;
}

.item .title{
  font-weight: 760;
  font-size: 13.8px;
  line-height: 1.45;
}

.item .meta{
  margin-top: 4px;
  font-size: 12.5px;
  color: var(--muted2);
  line-height: 1.5;
}

.pill{
  flex: 0 0 auto;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 760;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  white-space: nowrap;
}

.pill.ok{ border-color: rgba(102,255,166,0.26); }
.pill.warn{ border-color: rgba(255,207,90,0.26); }
.pill.accent{ border-color: rgba(4,217,255,0.26); }

.hr{
  height:1px;
  background: rgba(255,255,255,0.10);
  border:0;
  margin: 14px 0;
}

/* FILTERS */
.filters{
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items:center;
  padding: 12px;
  border-radius: 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.control{
  display:flex;
  flex-direction:column;
  gap: 6px;
  min-width: 160px;
}

.control label{
  font-size: 12px;
  color: var(--muted2);
  font-weight: 650;
}

.input, .select{
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 14px;
  outline: none;
  font-size: 13.5px;
}

.input:focus, .select:focus{
  border-color: rgba(4,217,255,0.30);
  box-shadow: 0 0 0 5px rgba(4,217,255,0.08);
}

.kbd{
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  color: var(--muted);
}

/* FOOTER */
.footer{
  margin-top: 32px;
  padding: 26px 0 42px;
  border-top: 1px solid rgba(255,255,255,0.10);
  color: var(--muted2);
}

.footer .row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap: nowrap;      /* 핵심: 줄바꿈 금지 */
}

.footer .small{
  flex: 1 1 auto;
  min-width: 0;           /* 핵심: 텍스트가 줄어들 수 있게 */
}

.footer .links{
  flex: 0 0 auto;
  margin-left: auto;
  justify-content: flex-end;
  white-space: nowrap;    /* 링크도 한 줄 고정 */
}

.footer .links a{
  opacity:0.9;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.footer .links a:hover{
  border-color: rgba(120,240,255,0.18);
  color: var(--accent2);
}

/* FORM */
.form{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.field{
  display:flex;
  flex-direction:column;
  gap: 8px;
}

.field label{
  font-size: 12.5px;
  color: var(--muted2);
  font-weight: 650;
}

.field input, .field textarea{
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  color: var(--text);
  padding: 12px 12px;
  border-radius: 14px;
  outline: none;
  font-size: 13.8px;
}

.field input:focus, .field textarea:focus{
  border-color: rgba(4,217,255,0.30);
  box-shadow: 0 0 0 5px rgba(4,217,255,0.08);
}

.field textarea{
  min-height: 120px;
  resize: vertical;
}

.form .full{ grid-column: 1 / -1; }

.note{
  color: var(--muted2);
  font-size: 12.5px;
  line-height: 1.65;
}

/* ----------------------------- */
/* FIX: dropdown text invisible  */
/* ----------------------------- */
.select { color-scheme: dark; }
.select option { background-color: #0b1220; color: #e6edf3; }
.select option:disabled { color: rgba(230, 237, 243, 0.55); }

/* FIGURE (optional section image blocks) */
.figure{
  margin: 14px 0 18px;
  border-radius: var(--radius2);
  overflow:hidden;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: 0 10px 30px rgba(0,0,0,0.30);
}

.figure img{
  display:block;
  width:100%;
  height:auto;
  opacity: 0.92;
}

.figure .cap{
  padding: 10px 12px;
  font-size: 12.5px;
  color: var(--muted2);
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* RESPONSIVE */
@media (max-width: 980px){
  .navlinks{ display:none; }
  .mobile{ display:inline-flex; }
}

@media (max-width: 920px){
  .card{ grid-column: span 6; }
  .split{ grid-template-columns: 1fr; }
}

@media (max-width: 560px){
  .card{ grid-column: span 12; }
  .container{ padding: 0 16px; }
  .hero{ padding: 52px 0 16px; }
  main{ padding-top: 78px; }
  .form{ grid-template-columns: 1fr; }
  .control{ min-width: 140px; }
}

/* Mobile footer polish */
@media (max-width: 720px){
  .footer{ padding: 18px 0 22px; }

  .footer .row{
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .footer .links{
    width: 100%;
    overflow-x: auto;         
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;       
    padding-bottom: 6px;
    margin-left: 0;
  }

  .footer .links a{
    display: inline-flex;
    align-items: center;
    padding: 10px 12px;        
    border-radius: 14px;
  }


  .footer .links::-webkit-scrollbar{ height: 0; }
}

.people-avatar {
  width: 200px;
  height: 200px;
  border-radius: 18px;
  object-fit: cover;   
  flex: 0 0 200px;
  display: block;
}

.mark-img{
  width:28px;
  height:28px;
  border-radius:10px;
  object-fit:cover;
  display:block;
}

.person-card{
  display:flex;
  gap:20px;
  align-items:center;
}

.person-card img{
  width:140px;
  border-radius:14px;
}

@media (max-width:720px){

  .grid{
    display:none;
  }

  .noise{
    display:none;
  }

}