/* 뉴론(NEWRON) 공용 디자인. 밤의 관측소: 깊은 남흑색 위에 빛나는 신호. 파랑은 AI의 시선, 주홍은 인간의 관심, 보라는 기억. */
:root{
  color-scheme:dark;
  --bg:#04060B; --bg2:#090D16; --panel:rgba(16,22,36,.72); --panel-solid:#0E1420; --raise:#141C2C;
  --stroke:rgba(140,170,225,.14); --stroke2:rgba(140,170,225,.30);
  --ink:#F0F3F9; --ink2:#AAB5C8; --ink3:#6F7B90;
  --ai:#5B8CFF; --ai-hi:#A9C3FF; --ai-glow:rgba(91,140,255,.45);
  --heat:#FF5247; --heat-hi:#FFB23E; --heat-glow:rgba(255,82,71,.42);
  --mem:#B08CFF; --ok:#3EE6B0; --warn:#FFB23E; --dim:#232C3D;
  --t-gen:#7FA6FF; --t-gos:#FF8FC7; --t-sum:#3EE6B0; --t-int:#FFB23E; --t-inv:#B08CFF;
  --f-head:"Gothic A1","IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --f-body:"IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --f-num:"Barlow Condensed","Gothic A1",sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --r:14px; --r-sm:8px;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.6;overflow-x:clip;word-break:keep-all;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,p,ul,figure{margin:0}
ul{list-style:none;padding:0}
a{color:var(--ai-hi);text-decoration:none}
a:hover{color:#fff}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--ai);outline-offset:3px;border-radius:4px}
::selection{background:var(--ai);color:#fff}

/* 배경: 고정된 빛 번짐과 가는 격자 */
.sky{position:fixed;inset:0;z-index:0;pointer-events:none;background:
  radial-gradient(900px 520px at 12% -8%,rgba(91,140,255,.20),transparent 60%),
  radial-gradient(760px 480px at 96% 6%,rgba(255,82,71,.13),transparent 62%),
  radial-gradient(900px 600px at 50% 118%,rgba(176,140,255,.12),transparent 60%),
  var(--bg)}
.sky::after{content:"";position:absolute;inset:0;opacity:.5;background:
  linear-gradient(rgba(140,170,225,.045) 1px,transparent 1px) 0 0/100% 56px,
  linear-gradient(90deg,rgba(140,170,225,.045) 1px,transparent 1px) 0 0/56px 100%;
  mask-image:radial-gradient(ellipse at 50% 30%,#000 30%,transparent 78%)}
.layer{position:relative;z-index:1}

.h{font-family:var(--f-head);font-weight:800;letter-spacing:-.02em;line-height:1.2}
.num{font-family:var(--f-num);font-weight:600;line-height:.9;font-variant-numeric:tabular-nums;letter-spacing:.01em}
.mono{font-family:var(--f-mono);font-size:12px;color:var(--ink3);letter-spacing:.02em}
.dim{color:var(--ink2)}

/* 제호: 작은 AI-NEWS 아래에 같은 폭으로 뉴론. 윗줄 글자는 아랫줄 폭에 맞춰 고르게 벌린다. */
.logo{display:inline-grid;line-height:1;color:var(--ink);padding-block:.1em;letter-spacing:0}
.logo small{display:flex;justify-content:space-between;width:0;min-width:100%;margin:0 0 .5em;padding:0 .02em 0 .07em;font-family:var(--f-num);font-weight:600;font-size:.4em;letter-spacing:0;color:var(--ai-hi)}
.logo small i{font-style:normal}

/* 유리 패널 */
.glass{background:var(--panel);border:1px solid var(--stroke);border-radius:var(--r);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.lift{transition:transform .25s var(--ease),border-color .25s,box-shadow .25s}
.lift:hover{transform:translateY(-3px);border-color:var(--stroke2);box-shadow:0 18px 40px -22px rgba(0,0,0,.9)}

/* 유형 표시 */
.ty{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:3px 10px 3px 8px;border-radius:999px;background:color-mix(in srgb,var(--c) 14%,transparent);color:var(--c);white-space:nowrap}
.ty::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c);box-shadow:0 0 8px var(--c)}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--dim);color:var(--ink2);white-space:nowrap}
.pill.wait{background:rgba(255,178,62,.16);color:var(--warn)}
.pill.ok{background:rgba(62,230,176,.14);color:var(--ok)}
.pill.ai{background:rgba(91,140,255,.16);color:var(--ai-hi)}
.pill.hot{background:rgba(255,82,71,.16);color:#FF8E86}

/* 버튼 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 16px;border-radius:10px;border:1px solid var(--stroke2);background:rgba(255,255,255,.03);font-weight:600;font-size:14px;color:var(--ink);transition:background .2s,border-color .2s,transform .15s,box-shadow .2s;text-decoration:none}
.btn:hover{background:rgba(255,255,255,.08);border-color:var(--ink2);color:#fff}
.btn:active{transform:scale(.97)}
.btn.primary{background:linear-gradient(135deg,#6C98FF,#3F6BF0);border-color:transparent;color:#fff;box-shadow:0 8px 24px -10px var(--ai-glow)}
.btn.primary:hover{box-shadow:0 10px 30px -8px var(--ai-glow);filter:brightness(1.1)}
.btn.ghost{border-color:transparent;background:transparent;color:var(--ink2)}
.btn.ghost:hover{color:#fff;background:rgba(255,255,255,.06)}
.btn.sm{min-height:34px;padding:0 12px;font-size:13px;border-radius:8px}
.field{flex:1 1 180px;min-height:42px;padding:0 14px;border-radius:10px;border:1px solid var(--stroke2);background:rgba(0,0,0,.35);color:var(--ink);font:inherit;font-size:14px}
.field::placeholder{color:var(--ink3)}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}

/* 스위치 */
.switch{display:inline-flex;align-items:center;gap:10px;font-size:14px;cursor:pointer;min-height:36px;font-weight:500}
.switch input{appearance:none;width:46px;height:26px;border-radius:13px;background:var(--dim);position:relative;cursor:pointer;margin:0;transition:background .2s}
.switch input::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:var(--ink2);transition:left .2s var(--ease),background .2s}
.switch input:checked{background:var(--ai)}
.switch input:checked::after{left:23px;background:#fff}

/* 살아 있음 표시 */
.pulse{position:relative;width:10px;height:10px;border-radius:50%;background:var(--ai);box-shadow:0 0 12px var(--ai);flex-shrink:0}
.pulse::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:1px solid var(--ai);opacity:0;animation:ping 2.4s var(--ease) infinite}
.pulse.off{background:var(--heat);box-shadow:0 0 12px var(--heat)}
.pulse.off::after{border-color:var(--heat)}
@keyframes ping{0%{transform:scale(.4);opacity:.9}100%{transform:scale(1.6);opacity:0}}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.rise{animation:rise .6s var(--ease) both}
.empty{padding:36px 0;color:var(--ink2);font-size:15px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}