@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@100;300;400;500;700;900&family=Orbitron:wght@500;700;800&display=swap');

:root{
  --bg:#02040a;
  --panel:rgba(6,14,24,.92);
  --panel-deep:rgba(4,9,18,.96);
  --line:rgba(123,205,255,.22);
  --line-strong:rgba(123,205,255,.42);
  --text:#e9f7ff;
  --muted:#9ec7db;
  --blue:#25d0ff;
  --blue-2:#5ee7ff;
  --pink:#ff47a7;
  --danger:#ff315f;
  --miss:#bf2f76;
  --shadow:0 0 24px rgba(0,212,255,.18), 0 14px 40px rgba(0,0,0,.45);
  --header-h:56px;
  --font-ui:"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  --font-display:"Orbitron","Noto Sans KR",sans-serif;
  --font-mono:"SFMono-Regular",Consolas,Monaco,"Courier New",monospace;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font-ui);
  color:var(--text);
  overflow:hidden;
  background:
    radial-gradient(circle at top,#18253c 0%,#09111d 34%,#02040a 68%,#010205 100%);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.18;
  background:
    linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);
  background-size:34px 34px;
  mask-image:linear-gradient(to bottom,rgba(255,255,255,.82),rgba(255,255,255,.18));
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,0),rgba(0,0,0,.12) 40%,rgba(0,0,0,.30));
}

button,input,textarea{font:inherit}
button{color:inherit}
.hidden{display:none !important}

#app{
  position:relative;
  z-index:1;
  height:100%;
}

.screen{
  position:absolute;
  inset:0;
}

.brand-badge,
.brand-copy strong,
.brand-copy span,
.topbar-logo,
.topbar-sub,
.chip,
.window-title small,
.intro-title strong,
.intro-title span,
.intro-label,
.intro-num,
.memo-key,
.memo-class,
.id-row dt,
.attendance-grade-chip,
.attendance-month-title,
.attendance-weekday,
.attendance-nav-btn,
.attendance-check-btn,
.feature-alert-head strong,
.feature-alert-status,
.feature-alert-module{
  font-family:var(--font-display);
}

.login-title,
.window-title,
.icon-label,
.memo-title-main,
.id-head strong,
.credit-record-title,
.credit-channel-hero h3,
.evaluation-card h3,
.attendance-profile h3,
.attendance-guide h3,
.attendance-board h3{
  font-family:var(--font-ui);
  letter-spacing:0;
  word-break:keep-all;
}

.vox-btn,
.panel-btn{
  appearance:none;
  border:none;
  border-radius:14px;
  padding:12px 18px;
  cursor:pointer;
  letter-spacing:.06em;
  transition:transform .12s ease,box-shadow .18s ease,background .18s ease,opacity .18s ease;
}

.vox-btn{
  font-family:var(--font-display);
  font-size:16px;
  font-weight:700;
  line-height:normal;
}

.panel-btn{
  font:700 12px/1 var(--font-display);
}
.vox-btn:hover:not(:disabled),
.panel-btn:hover:not(:disabled){transform:translateY(-1px)}
.vox-btn:active:not(:disabled),
.panel-btn:active:not(:disabled){transform:translateY(0) scale(.985)}
.vox-btn:disabled,
.panel-btn:disabled{opacity:.48;cursor:not-allowed}

.vox-btn-primary,
.panel-btn.primary{
  color:#041018;
  background:linear-gradient(90deg,var(--blue),var(--blue-2),#8bf2ff);
  box-shadow:0 0 18px rgba(37,208,255,.28);
}
.vox-btn-secondary,
.panel-btn.secondary{
  color:var(--text);
  border:1px solid rgba(124,205,255,.34);
  background:rgba(8,16,28,.88);
}

.input-shell{
  display:flex;
  align-items:center;
  gap:12px;
  border:1px solid rgba(117,201,255,.34);
  border-radius:16px;
  padding:12px 14px;
  background:rgba(4,12,20,.92);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.input-shell:focus-within{
  border-color:rgba(72,225,255,.72);
  box-shadow:0 0 0 4px rgba(37,208,255,.12);
}
.input-shell label{
  color:var(--muted);
  font-family:var(--font-display);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  white-space:nowrap;
}
.input-shell input{
  flex:1;
  min-width:0;
  border:0;
  outline:0;
  background:transparent;
  color:var(--text);
  font-size:18px;
}
.input-shell input[readonly]{
  color:#d3f1ff;
  cursor:default;
}

.fallback,
.asset-fallback,
.icon-fallback{
  display:none;
  align-items:center;
  justify-content:center;
  text-align:center;
  text-transform:uppercase;
}
.asset-fallback{
  width:100%;
  height:100%;
  padding:18px;
  color:rgba(215,245,255,.82);
  font-weight:800;
  letter-spacing:.14em;
  background:radial-gradient(circle at top left,rgba(37,208,255,.10),transparent 40%),rgba(255,255,255,.03);
}