/* LabHub 스타일시트.
   테마는 :root 의 CSS 변수로만 바뀐다 — 컴포넌트 규칙은 다크/라이트를 몰라도 된다. */

:root {
  --bg:        #f6f7fb;
  --bg-elev:   #ffffff;
  --card:      #ffffff;
  --card-2:    #f0f2f7;
  --border:    #e2e6ef;
  --border-2:  #d2d8e6;
  --text:      #12172a;
  --dim:       #5c6684;
  --dimmer:    #8b93aa;
  --accent:    #2f6df6;
  --accent-2:  #7c5cff;
  --accent-3:  #b44bf5;
  --ok:        #1a9c5b;
  --ok-bg:     #e5f7ee;
  --warn:      #c47a08;
  --warn-bg:   #fdf3e0;
  --err:       #d93a45;
  --err-bg:    #fdeaec;
  --pro:       #b8860b;
  --shadow:    0 1px 2px rgba(18,23,42,.06), 0 8px 24px rgba(18,23,42,.06);
  --shadow-lg: 0 12px 40px rgba(18,23,42,.14);
  --r:  12px;
  --r2: 16px;
  --term-bg: #10131c;
}

[data-theme="dark"] {
  --bg:        #0a0c12;
  --bg-elev:   #11141d;
  --card:      #141824;
  --card-2:    #1b2030;
  --border:    #232939;
  --border-2:  #333b50;
  --text:      #e9ecf5;
  --dim:       #9aa3bd;
  --dimmer:    #6b7490;
  --accent:    #5b8dff;
  --accent-2:  #9b7bff;
  --accent-3:  #c66cf8;
  --ok:        #3ddc91;
  --ok-bg:     #102b20;
  --warn:      #f0b429;
  --warn-bg:   #2e2410;
  --err:       #ff6b78;
  --err-bg:    #331419;
  --pro:       #f0c040;
  --shadow:    0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.3);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.5);
  --term-bg: #0b0e15;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.65 -apple-system, BlinkMacSystemFont, "Pretendard", "Apple SD Gothic Neo",
        "Noto Sans KR", "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
code, pre, .mono { font-family: "SF Mono", "JetBrains Mono", ui-monospace, Menlo, monospace; }

/* ───────────────────────── 상단 바 ───────────────────────── */

#topbar {
  display: flex; align-items: center; gap: 22px;
  padding: 0 24px; height: 62px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 60;
}
.brand { display: flex; align-items: center; gap: 9px; font-size: 19px; letter-spacing: -.3px; }
.brand b { font-weight: 800;
  background: linear-gradient(93deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text; background-clip: text; color: transparent; }
#mainnav { display: flex; gap: 4px; }
#mainnav a {
  padding: 7px 13px; border-radius: 9px; color: var(--dim);
  font-size: 14.5px; font-weight: 500; transition: .14s;
}
#mainnav a:hover { color: var(--text); background: var(--card-2); }
#mainnav a.on { color: var(--text); background: var(--card-2); }
.spacer { flex: 1; }

.iconBtn {
  width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--card); color: var(--dim); font-size: 16px; line-height: 1;
  display: grid; place-items: center; transition: .14s;
}
.iconBtn:hover { color: var(--text); border-color: var(--border-2); }

#userbox { display: flex; align-items: center; gap: 10px; }
.avatar { width: 32px; height: 32px; border-radius: 50%; object-fit: cover;
  border: 2px solid var(--border-2); }
.avatarFallback {
  width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #fff; font-weight: 700; font-size: 13px;
}
.uname { font-size: 14px; font-weight: 600; }
.planTag {
  font-size: 10.5px; font-weight: 800; letter-spacing: .4px; padding: 2px 7px;
  border-radius: 20px; text-transform: uppercase;
}
.planTag.pro { background: linear-gradient(93deg, #f0c040, #e08b1a); color: #241a00; }
.planTag.free { background: var(--card-2); color: var(--dim); }

/* ───────────────────────── 레이아웃 ───────────────────────── */

#app { flex: 1; }
.wrap { max-width: 1220px; margin: 0 auto; padding: 34px 24px 70px; }
.wrap.narrow { max-width: 900px; }
.wrap.wide { max-width: 1560px; }

#foot {
  border-top: 1px solid var(--border); padding: 22px 24px;
  display: flex; gap: 16px; flex-wrap: wrap;
  font-size: 13px; color: var(--dimmer); background: var(--bg-elev);
}
.dim { color: var(--dimmer); }

h1 { font-size: 30px; letter-spacing: -.7px; margin: 0 0 8px; font-weight: 800; }
h2 { font-size: 21px; letter-spacing: -.4px; margin: 34px 0 14px; font-weight: 700; }
h3 { font-size: 16.5px; margin: 20px 0 8px; font-weight: 700; }
.sub { color: var(--dim); margin: 0 0 22px; font-size: 15px; }

/* ───────────────────────── 버튼 ───────────────────────── */

.btn {
  display: inline-flex; align-items: center; gap: 7px; justify-content: center;
  padding: 10px 18px; border-radius: 10px; border: 1px solid var(--border-2);
  background: var(--card); color: var(--text); font-weight: 600; font-size: 14px;
  transition: .14s;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary {
  background: linear-gradient(93deg, var(--accent), var(--accent-2));
  border-color: transparent; color: #fff;
}
.btn.primary:hover { filter: brightness(1.1); color: #fff; }
.btn.pro {
  background: linear-gradient(93deg, #f0c040, #e08b1a);
  border-color: transparent; color: #241a00;
}
.btn.pro:hover { filter: brightness(1.07); color: #241a00; }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--err); border-color: var(--err); }
.btn.danger:hover { background: var(--err-bg); }
.btn.sm { padding: 6px 12px; font-size: 13px; border-radius: 8px; }
.btn.lg { padding: 13px 26px; font-size: 15.5px; border-radius: 11px; }
.btn.block { display: flex; width: 100%; }
.btn[disabled] { opacity: .45; pointer-events: none; }

/* ───────────────────────── 카드 ───────────────────────── */

.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r2); padding: 20px;
}
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); }
.g3 { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.g4 { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }

.badge {
  display: inline-block; padding: 3px 9px; border-radius: 7px;
  font-size: 11.5px; font-weight: 700; background: var(--card-2); color: var(--dim);
}
.badge.ok  { background: var(--ok-bg);  color: var(--ok); }
.badge.warn{ background: var(--warn-bg);color: var(--warn); }
.badge.err { background: var(--err-bg); color: var(--err); }
.badge.pro { background: linear-gradient(93deg,#f0c040,#e08b1a); color:#241a00; }

/* ───────────────────────── 코스 카드 ───────────────────────── */

.courseCard {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--r2);
  overflow: hidden; display: flex; flex-direction: column;
  transition: .16s; position: relative;
}
.courseCard:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg);
  border-color: var(--border-2); }
.courseArt {
  height: 118px; display: grid; place-items: center; font-size: 46px; position: relative;
  background: linear-gradient(133deg, var(--accent), var(--accent-2) 55%, var(--accent-3));
}
.courseArt .lvl {
  position: absolute; top: 11px; left: 11px; background: rgba(255,255,255,.94);
  color: #12172a; font-size: 11px; font-weight: 800; padding: 3px 9px; border-radius: 6px;
}
.courseArt .proTag {
  position: absolute; top: 11px; right: 11px;
  background: linear-gradient(93deg,#f0c040,#e08b1a); color: #241a00;
  font-size: 10.5px; font-weight: 800; padding: 3px 9px; border-radius: 6px;
}
.courseBody { padding: 15px 17px 17px; display: flex; flex-direction: column; flex: 1; gap: 7px; }
.courseBody h3 { margin: 0; font-size: 16px; line-height: 1.35; }
.courseBody p { margin: 0; color: var(--dim); font-size: 13.4px; line-height: 1.55; flex: 1; }
.courseMeta { display: flex; gap: 12px; flex-wrap: wrap; color: var(--dimmer);
  font-size: 12.3px; margin-top: 3px; }
.lockOverlay {
  position: absolute; inset: 0; background: rgba(6,8,14,.72); backdrop-filter: blur(2px);
  display: grid; place-items: center; text-align: center; padding: 18px; gap: 8px;
  align-content: center; color: #fff; border-radius: var(--r2);
}

/* 진행 바 */
.bar { height: 6px; border-radius: 99px; background: var(--card-2); overflow: hidden; }
.bar > i {
  display: block; height: 100%; border-radius: 99px;
  background: linear-gradient(93deg, var(--accent), var(--accent-3));
  transition: width .5s cubic-bezier(.4,0,.2,1);
}
.barRow { display: flex; align-items: center; gap: 10px; font-size: 12.3px; color: var(--dim); }
.barRow .bar { flex: 1; }

/* ───────────────────────── 러닝패스 타임라인 ───────────────────────── */

.pathHead {
  border-radius: var(--r2); padding: 34px; margin-bottom: 30px; color: #fff;
  background: linear-gradient(120deg, var(--accent), var(--accent-2) 52%, var(--accent-3));
}
.pathHead h1 { color: #fff; font-size: 33px; }
.pathHead p { margin: 6px 0 0; opacity: .93; max-width: 720px; }
.pathHead .picon { font-size: 46px; line-height: 1; margin-bottom: 10px; display: block; }

.timeline { position: relative; padding-left: 34px; }
.timeline::before {
  content: ""; position: absolute; left: 9px; top: 12px; bottom: 12px; width: 2px;
  background: var(--border);
}
.tlItem { position: relative; margin-bottom: 26px; }
.tlItem::before {
  content: ""; position: absolute; left: -30px; top: 22px; width: 14px; height: 14px;
  border-radius: 50%; background: var(--bg); border: 2.5px solid var(--border-2);
}
.tlItem.done::before { background: var(--ok); border-color: var(--ok); }
.tlItem.doing::before { background: var(--accent); border-color: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent); }
.tlStep { font-size: 11.5px; font-weight: 800; letter-spacing: .9px; color: var(--dimmer);
  text-transform: uppercase; margin-bottom: 8px; }

/* ───────────────────────── 코스 상세 ───────────────────────── */

.courseTop { display: grid; grid-template-columns: 1fr 340px; gap: 26px; align-items: start; }
@media (max-width: 940px) { .courseTop { grid-template-columns: 1fr; } }

.hero {
  border-radius: var(--r2); padding: 32px; color: #fff; position: relative; overflow: hidden;
  background: linear-gradient(120deg, var(--accent), var(--accent-2) 52%, var(--accent-3));
}
.hero h1 { color: #fff; font-size: 34px; margin-bottom: 10px; }
.hero p { opacity: .94; margin: 0; max-width: 620px; }
.hero .chips { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.hero .chip {
  background: rgba(255,255,255,.94); color: #12172a; border-radius: 7px;
  padding: 4px 11px; font-size: 12px; font-weight: 700;
}
.hero .bigicon { position: absolute; right: 26px; bottom: -14px; font-size: 128px;
  opacity: .17; line-height: 1; pointer-events: none; }

.includes { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.inc {
  background: var(--card-2); border-radius: 10px; padding: 12px 13px;
  font-size: 13px; display: flex; gap: 8px; align-items: center;
}
.inc b { font-weight: 700; }

/* 모듈 아코디언 */
.module {
  border: 1px solid var(--border); border-radius: var(--r2); margin-bottom: 12px;
  overflow: hidden; background: var(--card);
}
.moduleHead {
  display: flex; align-items: center; gap: 13px; padding: 16px 19px; cursor: pointer;
  background: var(--card-2); user-select: none; transition: .14s;
}
.moduleHead:hover { filter: brightness(1.04); }
.moduleHead .caret { color: var(--dimmer); transition: transform .18s; font-size: 12px; }
.module.open .moduleHead .caret { transform: rotate(90deg); }
.moduleHead h3 { margin: 0; font-size: 15.5px; flex: 1; }
.moduleHead .cnt { color: var(--dimmer); font-size: 12.8px; white-space: nowrap; }
.moduleBody { display: none; padding: 6px 0; }
.module.open .moduleBody { display: block; }
.modSummary { padding: 12px 19px 4px; color: var(--dim); font-size: 13.3px; }

.lessonRow {
  display: flex; align-items: center; gap: 13px; padding: 11px 19px;
  border-top: 1px solid var(--border); transition: .12s;
}
.lessonRow:hover { background: var(--card-2); }
.lessonRow .ico {
  width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
  background: var(--card-2); font-size: 14px; flex-shrink: 0;
}
.lessonRow.done .ico { background: var(--ok-bg); color: var(--ok); }
.lessonRow .tt { flex: 1; min-width: 0; }
.lessonRow .tt b { font-weight: 600; font-size: 14.3px; display: block; }
.lessonRow .tt span { color: var(--dimmer); font-size: 12.2px; }
.lessonRow .go { color: var(--dimmer); font-size: 12.5px; white-space: nowrap; }

/* ───────────────────────── 대시보드 ───────────────────────── */

.dashHead { display: flex; align-items: center; gap: 18px; margin-bottom: 26px; flex-wrap: wrap; }
.dashHead .who { flex: 1; min-width: 220px; }
.dashHead h1 { margin: 0; }
.statRow { display: flex; gap: 12px; flex-wrap: wrap; }
.stat {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--r);
  padding: 12px 17px; min-width: 104px;
}
.stat b { display: block; font-size: 23px; letter-spacing: -.6px; line-height: 1.25; }
.stat span { color: var(--dimmer); font-size: 12px; }

.lvlBox {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--r2);
  padding: 18px 20px; display: flex; gap: 18px; align-items: center; flex-wrap: wrap;
}
.lvlRing {
  width: 62px; height: 62px; border-radius: 50%; display: grid; place-items: center;
  font-weight: 800; font-size: 19px; color: #fff; flex-shrink: 0;
  background: conic-gradient(var(--accent) calc(var(--p) * 1%), var(--card-2) 0);
  position: relative;
}
.lvlRing::after {
  content: ""; position: absolute; inset: 5px; border-radius: 50%; background: var(--card);
}
.lvlRing span { position: relative; z-index: 1; color: var(--text); }

.badgeWall { display: flex; gap: 9px; flex-wrap: wrap; }
.bdg {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  font-size: 21px; background: var(--card-2); border: 1px solid var(--border);
  position: relative;
}
.bdg.locked { opacity: .28; filter: grayscale(1); }

.heat { display: flex; gap: 3px; flex-wrap: wrap; }
.heat i {
  width: 11px; height: 11px; border-radius: 3px; background: var(--card-2); display: block;
}
.heat i.l1 { background: color-mix(in srgb, var(--accent) 28%, var(--card-2)); }
.heat i.l2 { background: color-mix(in srgb, var(--accent) 52%, var(--card-2)); }
.heat i.l3 { background: color-mix(in srgb, var(--accent) 76%, var(--card-2)); }
.heat i.l4 { background: var(--accent); }

.enrolRow {
  display: flex; align-items: center; gap: 14px; padding: 14px 17px;
  border: 1px solid var(--border); border-radius: var(--r); background: var(--card);
  margin-bottom: 10px; flex-wrap: wrap;
}
.enrolRow .eIcon { font-size: 26px; }
.enrolRow .eMain { flex: 1; min-width: 200px; }
.enrolRow .eMain b { font-size: 15px; }

/* ───────────────────────── 실습 화면 ───────────────────────── */

.labWrap { display: grid; grid-template-columns: 430px 1fr; gap: 0; height: calc(100vh - 62px); }
@media (max-width: 1000px) { .labWrap { grid-template-columns: 1fr; height: auto; } }

.labLeft {
  border-right: 1px solid var(--border); overflow-y: auto; padding: 22px;
  background: var(--bg-elev);
}
.labRight { display: flex; flex-direction: column; min-width: 0; background: var(--term-bg); }
.termBar {
  display: flex; align-items: center; gap: 10px; padding: 9px 14px;
  border-bottom: 1px solid var(--border); background: var(--bg-elev); flex-wrap: wrap;
}
.termBar .t { font-size: 13px; color: var(--dim); }
#term { flex: 1; padding: 8px 10px; min-height: 380px; }

.clock {
  font-variant-numeric: tabular-nums; font-weight: 700; font-size: 13.5px;
  padding: 4px 10px; border-radius: 8px; background: var(--card-2); color: var(--dim);
}
.clock.warn { background: var(--warn-bg); color: var(--warn); }
.clock.err  { background: var(--err-bg);  color: var(--err); animation: pulse 1.1s infinite; }
@keyframes pulse { 50% { opacity: .55; } }

.step {
  border: 1px solid var(--border); border-radius: var(--r); padding: 13px 15px;
  margin-bottom: 9px; background: var(--card); transition: .16s;
}
.step.pass { border-color: var(--ok); background: var(--ok-bg); }
.step.fail { border-color: var(--err); }
.stepTop { display: flex; align-items: center; gap: 10px; }
.stepNo {
  width: 25px; height: 25px; border-radius: 50%; display: grid; place-items: center;
  background: var(--card-2); font-size: 12px; font-weight: 700; flex-shrink: 0;
}
.step.pass .stepNo { background: var(--ok); color: #fff; }
.stepTitle { flex: 1; font-size: 14px; font-weight: 600; }
.hintbox {
  margin-top: 10px; padding: 11px 13px; border-radius: 9px;
  background: var(--warn-bg); color: var(--warn); font-size: 13.2px; line-height: 1.6;
}
.hintbox b { display: block; margin-bottom: 3px; }

.md { font-size: 14.3px; line-height: 1.75; }
.md h2 { font-size: 18px; margin: 22px 0 9px; }
.md h3 { font-size: 15.5px; margin: 18px 0 7px; }
.md p { margin: 0 0 11px; }
.md ul, .md ol { padding-left: 21px; margin: 0 0 12px; }
.md li { margin-bottom: 5px; }
.md code {
  background: var(--card-2); padding: 2px 6px; border-radius: 5px; font-size: 12.8px;
  border: 1px solid var(--border);
}
.md pre {
  background: var(--term-bg); color: #dfe6f5; padding: 14px 16px; border-radius: 10px;
  overflow-x: auto; font-size: 12.9px; line-height: 1.6; border: 1px solid var(--border);
}
.md pre code { background: none; border: 0; padding: 0; color: inherit; }
.md table { border-collapse: collapse; width: 100%; margin: 0 0 14px; font-size: 13.4px; }
.md th, .md td { border: 1px solid var(--border); padding: 7px 11px; text-align: left; }
.md th { background: var(--card-2); font-weight: 700; }
.md blockquote {
  margin: 0 0 12px; padding: 3px 0 3px 14px; border-left: 3px solid var(--accent);
  color: var(--dim);
}

/* 로딩 오버레이 */
.loading {
  position: fixed; inset: 0; background: var(--bg); z-index: 200;
  display: grid; place-items: center; text-align: center; gap: 20px; align-content: center;
}
.loader {
  width: 46px; height: 46px; border-radius: 50%; margin: 0 auto;
  border: 3.5px solid var(--border); border-top-color: var(--accent);
  animation: spin .85s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loadMsg { color: var(--dim); font-size: 14.5px; min-height: 22px; }
.loadSteps { color: var(--dimmer); font-size: 12.5px; line-height: 1.9; }

/* 축하 이모지 */
.confetti { position: fixed; inset: 0; pointer-events: none; z-index: 300; overflow: hidden; }
.confetti i {
  position: absolute; font-size: 26px; animation: burst 1.15s ease-out forwards;
}
@keyframes burst {
  0%   { transform: translate(0,0) scale(.4) rotate(0); opacity: 1; }
  100% { transform: translate(var(--dx), var(--dy)) scale(1.25) rotate(var(--rot));
         opacity: 0; }
}

.toast {
  position: fixed; right: 20px; bottom: 20px; z-index: 320;
  background: var(--card); border: 1px solid var(--border-2); border-radius: 12px;
  padding: 13px 17px; box-shadow: var(--shadow-lg); max-width: 340px;
  animation: slideIn .26s cubic-bezier(.2,.9,.3,1.3);
}
@keyframes slideIn { from { transform: translateY(14px); opacity: 0; } }
.toast.badge-toast { display: flex; gap: 12px; align-items: center; }
.toast .bIco { font-size: 30px; }

/* ───────────────────────── 퀴즈 ───────────────────────── */

.q { border: 1px solid var(--border); border-radius: var(--r2); padding: 20px;
  margin-bottom: 14px; background: var(--card); }
.q .qn { font-size: 11.5px; font-weight: 800; color: var(--dimmer); letter-spacing: .7px; }
.q h3 { margin: 5px 0 14px; font-size: 16px; line-height: 1.5; }
.choice {
  display: flex; gap: 11px; align-items: flex-start; padding: 11px 14px;
  border: 1px solid var(--border); border-radius: 10px; margin-bottom: 8px;
  cursor: pointer; transition: .13s; font-size: 14.2px; line-height: 1.55;
}
.choice:hover { border-color: var(--accent); background: var(--card-2); }
.choice.sel { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 11%, transparent); }
.choice.right { border-color: var(--ok); background: var(--ok-bg); }
.choice.wrong { border-color: var(--err); background: var(--err-bg); }
.choice .k {
  width: 22px; height: 22px; border-radius: 50%; background: var(--card-2);
  display: grid; place-items: center; font-size: 11.5px; font-weight: 700; flex-shrink: 0;
  margin-top: 1px;
}
.explain {
  margin-top: 11px; padding: 12px 14px; border-radius: 9px; background: var(--card-2);
  font-size: 13.4px; line-height: 1.7; color: var(--dim);
}
.scoreBig { font-size: 46px; font-weight: 800; letter-spacing: -1.5px; }

/* ───────────────────────── 표 ───────────────────────── */

.tbl { width: 100%; border-collapse: collapse; font-size: 13.6px; }
.tbl th, .tbl td { padding: 10px 12px; border-bottom: 1px solid var(--border);
  text-align: left; }
.tbl th { color: var(--dimmer); font-weight: 700; font-size: 12px;
  text-transform: uppercase; letter-spacing: .5px; }
.tbl tr:hover td { background: var(--card-2); }
.tblWrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--r2);
  background: var(--card); }

/* ───────────────────────── 어드민 ───────────────────────── */

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 22px;
  overflow-x: auto; }
.tabs button {
  padding: 11px 16px; border: 0; background: none; color: var(--dim); font-weight: 600;
  font-size: 14px; border-bottom: 2px solid transparent; white-space: nowrap;
}
.tabs button.on { color: var(--accent); border-bottom-color: var(--accent); }

.nodeCard { background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 15px 17px; }
.nodeCard .nm { display: flex; align-items: center; gap: 8px; margin-bottom: 11px; }
.nodeCard .nm b { font-size: 14.5px; }
.meter { margin-bottom: 9px; }
.meter .lab { display: flex; justify-content: space-between; font-size: 12px;
  color: var(--dim); margin-bottom: 4px; }

input[type=text], input[type=date], input[type=number], select, textarea {
  background: var(--card); border: 1px solid var(--border-2); color: var(--text);
  border-radius: 9px; padding: 9px 12px; font: inherit; font-size: 14px; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
label.fld { display: block; margin-bottom: 12px; }
label.fld span { display: block; font-size: 12.5px; color: var(--dim); margin-bottom: 5px;
  font-weight: 600; }
label.fld input, label.fld select { width: 100%; }

.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* ───────────────────────── AI 조교 ───────────────────────── */

.aiPanel {
  border: 1px solid var(--border); border-radius: var(--r2); background: var(--card);
  margin-top: 16px; overflow: hidden;
}
.aiHead { display: flex; align-items: center; gap: 9px; padding: 12px 15px;
  background: var(--card-2); font-size: 13.8px; font-weight: 700; }
.aiLog { max-height: 320px; overflow-y: auto; padding: 14px 15px; font-size: 13.6px;
  line-height: 1.7; }
.aiMsg { margin-bottom: 13px; }
.aiMsg.me { color: var(--dim); }
.aiMsg.me b, .aiMsg.ai b { display: block; font-size: 11.5px; color: var(--dimmer);
  margin-bottom: 3px; letter-spacing: .4px; }
.aiForm { display: flex; gap: 8px; padding: 12px 15px; border-top: 1px solid var(--border); }
.aiForm input { flex: 1; }

/* ───────────────────────── 기타 ───────────────────────── */

.empty { text-align: center; padding: 56px 20px; color: var(--dimmer); }
.empty .big { font-size: 42px; margin-bottom: 12px; }

.landing { text-align: center; padding: 60px 20px 30px; }
.landing h1 { font-size: 46px; letter-spacing: -1.4px; line-height: 1.2; }
.landing h1 em {
  font-style: normal;
  background: linear-gradient(93deg, var(--accent), var(--accent-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.landing p.lead { font-size: 17.5px; color: var(--dim); max-width: 620px; margin: 14px auto 28px; }

.priceCard {
  border: 1px solid var(--border); border-radius: var(--r2); padding: 26px;
  background: var(--card); display: flex; flex-direction: column; gap: 14px;
}
.priceCard.hl { border-color: var(--pro); box-shadow: 0 0 0 3px color-mix(in srgb, var(--pro) 18%, transparent); }
.priceCard .amt { font-size: 36px; font-weight: 800; letter-spacing: -1px; }
.priceCard ul { list-style: none; padding: 0; margin: 0; flex: 1; }
.priceCard li { padding: 6px 0; font-size: 14px; display: flex; gap: 8px; }

@media (max-width: 720px) {
  #mainnav { display: none; }
  .wrap { padding: 24px 16px 60px; }
  h1 { font-size: 25px; }
  .landing h1 { font-size: 32px; }
}