/* ============================================================
   ds.css — MIDAS Web Generator 앱 디자인 시스템 v3 (Glass Inspired)
   그라디언트 워시 배경 · 반투명 프로스트 패널(backdrop-blur) · 얇은 보더 · 인셋 하이라이트
   라이트/다크 모드: <html data-theme="light|dark">
   근거: references/ui-trends.md > Glassmorphism 2.0 (미세 블러·얇은 보더·은은한 그림자,
        텍스트 대비 확보). 이전 Webflow-flat 버전은 app/ds-legacy.css 백업.
   ※ 앱 셸 크롬 DS. 생성 출력 팩(에테르 등)과 별개.  문서: docs/APP_DS.md
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Poppins:wght@500;600;700&family=Inconsolata:wght@400;500&display=swap');

:root{
  --font: 'Inter','Pretendard',-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo",system-ui,sans-serif;
  --font-display: 'Poppins','Pretendard',-apple-system,system-ui,sans-serif; /* MIDAS AX 디스플레이 */
  --font-mono: 'Inconsolata',ui-monospace,SFMono-Regular,Menlo,monospace;

  /* Type scale */
  --fs-display-xxl:64px; --fs-display-xl:52px; --fs-display-lg:44px; --fs-display-md:32px; --fs-display-sm:24px; --fs-display-xs:20px;
  --fs-eyebrow:13px; --fs-body-lg:20px; --fs-body:16px; --fs-body-sm:14px; --fs-caption:12.8px;
  --lh-tight:1.05; --lh-snug:1.3; --lh-body:1.6;
  --tr-display:-.02em; --tr-body:-.01em; --tr-eyebrow:.12em;
  --fw-reg:400; --fw-med:500; --fw-semi:600;

  /* Spacing (4px base) */
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:20px; --sp-6:24px; --sp-8:32px; --sp-10:40px; --sp-12:48px; --sp-16:64px;

  /* Radius — 글래스: 더 부드럽게 (버튼 12, 카드 20) */
  --r-xs:6px; --r-sm:12px; --r-md:20px; --r-lg:28px; --r-pill:9999px;

  /* Chromatic accents (5-stop, 표면 채우기·그라디언트용) */
  --a-purple:#6c2bff; --a-pink:#ed52cb; --a-blue:#3b89ff; --a-orange:#ff6b00; --a-green:#00d722;
  --a-info:#146ef5; --a-yellow:#ffae13; --a-red:#ee1d36;

  /* 글래스 공통 */
  --blur:20px; --blur-strong:32px;
  --grad-cta:linear-gradient(135deg,#6c2bff 0%,#5b6bff 50%,#3b89ff 100%);
  --grad-brand:linear-gradient(135deg,#6c2bff,#3b89ff);

  --ease:cubic-bezier(.4,0,.2,1); --dur:.2s;
}

/* ---- LIGHT ---- */
:root[data-theme="light"]{
  --canvas:#eef1f8; --canvas-2:rgba(255,255,255,.45); --surface:rgba(255,255,255,.58); --surface-solid:#ffffff;
  --hairline:rgba(24,28,64,.10); --hairline-strong:rgba(24,28,64,.18);
  --ink:#13173a; --ink-strong:#0b0e28; --body:#3a3f63; --body-mid:#5c6187; --mute:#7f84a6; --mute-soft:#a6aac6;
  --primary:#171719; --on-primary:#f7f7f8;              /* chip.on·dots 등 솔리드용 */
  --brand:#1b1c1e; --brand-hover:#000000; --brand-weak:rgba(112,115,124,.08); --on-brand:#f7f7f8; /* MIDAS AX */
  --point:#6c2bff; --point-hover:#5a1fe6; --point-weak:rgba(108,43,255,.10); --on-point:#ffffff; /* 서비스 포인트=쨍한 보라 */
  --accent:#6c2bff;
  --glass-hi:inset 0 1px 0 rgba(255,255,255,.7);         /* 상단 하이라이트 */
  --shadow-2:0 10px 34px rgba(23,23,25,.08),0 3px 10px rgba(23,23,25,.05);
  --shadow-3:0 24px 60px rgba(23,23,25,.14),0 8px 24px rgba(23,23,25,.08);
  --cta-glow:0 10px 30px rgba(23,23,25,.14);
  /* 부유 그라디언트 워시 (MIDAS AX — 연핑크·피치·라벤더) */
  --scrim:
    radial-gradient(760px 560px at 82% -6%, rgba(255,146,180,.28), transparent 62%),
    radial-gradient(680px 520px at 12% 2%, rgba(168,140,255,.22), transparent 60%),
    radial-gradient(720px 620px at 60% 108%, rgba(255,196,150,.18), transparent 64%);
}

/* ---- DARK ---- */
:root[data-theme="dark"]{
  --canvas:#0a0b18; --canvas-2:rgba(255,255,255,.04); --surface:rgba(255,255,255,.065); --surface-solid:#14162a;
  --hairline:rgba(255,255,255,.12); --hairline-strong:rgba(255,255,255,.20);
  --ink:#f4f6ff; --ink-strong:#ffffff; --body:rgba(255,255,255,.76); --body-mid:rgba(255,255,255,.58); --mute:rgba(255,255,255,.44); --mute-soft:rgba(255,255,255,.30);
  --primary:#ffffff; --on-primary:#0a0b18;
  --brand:#ffffff; --brand-hover:#eef0f6; --brand-weak:rgba(255,255,255,.10); --on-brand:#0a0b18;
  --point:#7a33ff; --point-hover:#8c4dff; --point-weak:rgba(122,51,255,.18); --on-point:#ffffff;
  --accent:#b79bff;
  --glass-hi:inset 0 1px 0 rgba(255,255,255,.14);
  --shadow-2:0 12px 36px rgba(0,0,0,.42),0 3px 10px rgba(0,0,0,.34);
  --shadow-3:0 28px 70px rgba(0,0,0,.55),0 10px 28px rgba(0,0,0,.40);
  --cta-glow:0 10px 34px rgba(108,43,255,.42);
  --scrim:
    radial-gradient(900px 520px at 10% -8%, rgba(108,43,255,.30), transparent 60%),
    radial-gradient(820px 520px at 96% -2%, rgba(59,137,255,.24), transparent 55%),
    radial-gradient(760px 620px at 50% 118%, rgba(237,82,203,.18), transparent 62%);
}

/* ---- Base ---- */
*{box-sizing:border-box}
/* 고정 워시는 html(솔리드 캔버스) + body::before(그라디언트) 레이어로 —
   background-attachment:fixed는 테마 토글 시 리페인트 안 되는 버그가 있어 의사요소 사용 */
html{background:var(--canvas);transition:background var(--dur) var(--ease)}
.ds-body{margin:0;font-family:var(--font);color:var(--ink);background:transparent;
  font-size:var(--fs-body);line-height:var(--lh-body);letter-spacing:var(--tr-body);
  -webkit-font-smoothing:antialiased;font-feature-settings:"ss01","cv05";transition:color var(--dur) var(--ease)}
.ds-body::before{content:'';position:fixed;inset:-25%;z-index:-1;background:var(--scrim);pointer-events:none;filter:blur(30px);animation:app-float 26s ease-in-out infinite;will-change:transform}
@keyframes app-float{0%{transform:translate(0,0) rotate(0)}25%{transform:translate(3%,2%) rotate(1.4deg) scale(1.04)}50%{transform:translate(-2%,3%) rotate(-1deg) scale(1)}75%{transform:translate(2%,-2%) rotate(1deg) scale(1.05)}100%{transform:translate(0,0) rotate(0)}}
a{color:inherit;text-decoration:none}
/* MIDAS AX 디스플레이 타이포 (Poppins) */
.ds-body h1,.ds-body h2{font-family:var(--font-display);letter-spacing:-.03em}

.ds-eyebrow{font-size:var(--fs-eyebrow);font-weight:var(--fw-med);letter-spacing:var(--tr-eyebrow);text-transform:uppercase;color:var(--mute)}
.ds-wordmark{font-family:var(--font-display);font-weight:var(--fw-semi);letter-spacing:-.02em;font-size:18px;color:var(--ink)}
.ds-wordmark span{font-weight:var(--fw-semi);color:var(--ink)}
/* beta 딱지 — 워드마크 옆 작은 아웃라인 필. 채움·대문자 없이 테두리만, currentColor라 밝은/어두운 셸 모두 대응 */
.ds-beta{display:inline-block;margin-left:6px;padding:2px 6px;border-radius:var(--r-pill);border:1px solid color-mix(in srgb,currentColor 26%,transparent);font-family:var(--font-body);font-size:10px;font-weight:400;letter-spacing:.01em;vertical-align:2px;opacity:.5}

/* 버튼 — MIDAS AX btn-pill (fill → hover 반전) */
.ds-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--r-pill);
  padding:13px 22px;font-size:var(--fs-body);font-weight:var(--fw-semi);letter-spacing:.01em;cursor:pointer;font-family:inherit;white-space:nowrap;
  background:var(--brand-weak);color:var(--ink);transition:background .25s cubic-bezier(.33,1,.68,1),color .25s,transform var(--dur) var(--ease)}
.ds-btn:hover{background:var(--brand);color:var(--on-brand)}
.ds-btn.primary{background:var(--point);color:var(--on-point)}
.ds-btn.primary:hover{background:var(--point-hover)}
.ds-btn.ghost{background:transparent;border-color:var(--hairline);color:var(--body-mid)}
.ds-btn.ghost:hover{background:var(--brand-weak);color:var(--ink);border-color:transparent}
.ds-btn:active{transform:translateY(.5px)}

/* 입력 — 프로스트 */
.ds-input{width:100%;border:1px solid var(--hairline);background:var(--surface);border-radius:var(--r-sm);
  -webkit-backdrop-filter:blur(var(--blur));backdrop-filter:blur(var(--blur));box-shadow:var(--glass-hi);
  padding:12px 16px;font-size:var(--fs-body);font-family:inherit;color:var(--ink);outline:none;letter-spacing:var(--tr-body);transition:var(--dur) var(--ease)}
.ds-input:focus{border-color:var(--accent);box-shadow:var(--glass-hi),0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}
.ds-input::placeholder{color:var(--mute-soft)}

/* 카드 — 프로스트 패널, 라디우스 20 */
.ds-card{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--r-md);
  -webkit-backdrop-filter:blur(var(--blur));backdrop-filter:blur(var(--blur));
  box-shadow:var(--glass-hi),var(--shadow-2);transition:var(--dur) var(--ease)}

/* 선택 칩 — 프로스트 */
.ds-chip{border:1px solid var(--hairline);border-radius:var(--r-sm);padding:9px 15px;font-size:var(--fs-body-sm);font-weight:var(--fw-med);
  cursor:pointer;background:var(--surface);color:var(--body);-webkit-backdrop-filter:blur(var(--blur));backdrop-filter:blur(var(--blur));
  box-shadow:var(--glass-hi);transition:var(--dur) var(--ease);font-family:inherit}
.ds-chip:hover{border-color:var(--hairline-strong);color:var(--ink);transform:translateY(-1px)}
.ds-chip.on{background:var(--point);color:var(--on-point);border-color:transparent;box-shadow:none}

/* 배지 (추천 등) */
.ds-badge{display:inline-flex;align-items:center;gap:4px;font-size:var(--fs-caption);font-weight:550;
  padding:4px 10px;border-radius:var(--r-pill);background:var(--brand);color:var(--on-brand)}
.ds-badge.soft{background:color-mix(in srgb,var(--a-info) 14%,transparent);color:var(--a-info)}

/* 진행 점 */
.ds-dots{display:flex;gap:6px}
.ds-dots i{width:6px;height:6px;border-radius:var(--r-pill);background:var(--hairline-strong);transition:var(--dur) var(--ease)}
.ds-dots i.on{width:20px;background:var(--point)}

/* 테마 토글 — 프로스트 원형 */
.ds-theme{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:var(--r-pill);border:1px solid var(--hairline);
  background:var(--surface);color:var(--body);cursor:pointer;-webkit-backdrop-filter:blur(var(--blur));backdrop-filter:blur(var(--blur));
  box-shadow:var(--glass-hi);transition:var(--dur) var(--ease)}
.ds-theme:hover{border-color:var(--hairline-strong);color:var(--ink);transform:translateY(-1px)}

/* ============ 앱 셸 (대시보드·프로젝트 공용 SNB+GNB) ============ */
.app-grid{display:grid;grid-template-columns:224px 1fr;min-height:100vh}
.app-grid::before{display:none}            /* 앱 페이지는 플랫 */
.snb{border-right:1px solid var(--hairline);padding:20px 16px;display:flex;flex-direction:column;gap:24px;position:sticky;top:0;height:100vh}
.snb .grp{display:flex;flex-direction:column;gap:2px}
.snb .gl{font-size:11px;color:var(--mute);padding:0 10px 6px;letter-spacing:.04em}
.snb a.item{display:flex;align-items:center;gap:9px;padding:9px 10px;border-radius:10px;color:var(--body);font-size:14px;font-weight:var(--fw-med);text-decoration:none;transition:var(--dur) var(--ease)}
.snb a.item:hover{background:var(--brand-weak);color:var(--ink)}
.snb a.item.on{background:var(--point-weak);color:var(--point);font-weight:var(--fw-semi)}
/* 다크 테마 SNB: 어두운 배경에서 활성 항목이 잘 보이도록 밝은 보라 */
:root[data-theme="dark"] .snb a.item.on{color:#b89cff;background:rgba(122,51,255,.20)}
.snb a.item svg{width:17px;height:17px;flex:0 0 auto;opacity:.8}
.snb-foot{margin-top:auto;display:flex;align-items:center;gap:8px;padding-top:14px;border-top:1px solid var(--hairline)}
.snb-foot .tl{font-size:13px;color:var(--body);font-weight:var(--fw-med)}
/* foot 아이콘 버튼 (테마·언어) — 아이콘만 */
.foot-ic{display:inline-flex;align-items:center;gap:5px;justify-content:center;min-width:36px;height:36px;padding:0 9px;border-radius:var(--r-pill);
  border:1px solid var(--hairline);background:var(--surface);color:var(--body);cursor:pointer;font-family:inherit;transition:var(--dur) var(--ease)}
.foot-ic:hover{border-color:var(--hairline-strong);color:var(--ink);transform:translateY(-1px)}
.foot-ic svg{width:17px;height:17px}
.foot-ic .lang-cur{font-size:11px;font-weight:var(--fw-semi);letter-spacing:.02em}
.lang-wrap{position:relative}
.lang-pop{position:absolute;bottom:calc(100% + 8px);left:0;z-index:70;display:none;flex-direction:column;gap:2px;min-width:132px;padding:6px;
  background:var(--surface-solid);border:1px solid var(--hairline);border-radius:12px;box-shadow:var(--shadow-3)}
.lang-pop.open{display:flex}
.lang-opt{text-align:left;padding:8px 11px;border:0;background:none;border-radius:8px;font-size:13px;font-weight:var(--fw-med);color:var(--body);cursor:pointer;font-family:inherit}
.lang-opt:hover{background:var(--brand-weak);color:var(--ink)}
.lang-opt.on{background:var(--point-weak);color:var(--point);font-weight:var(--fw-semi)}
.content{min-width:0;display:flex;flex-direction:column;overflow:hidden}
.gnb-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 32px;border-bottom:1px solid var(--hairline);flex:0 0 auto}
.gnb-bar .search{display:flex;align-items:center;gap:8px;flex:1;max-width:420px;border:1px solid var(--hairline);border-radius:var(--r-pill);padding:9px 16px;color:var(--mute);background:var(--surface-solid)}
.gnb-bar .search input{border:none;background:none;outline:none;flex:1;font-family:inherit;font-size:14px;color:var(--ink)}
.page{flex:1;overflow-y:auto;padding:28px 32px 80px}
@media (max-width:1000px){ .app-grid{grid-template-columns:1fr} .snb{display:none} }

/* ============ 디자인 모달 (modal.js) ============ */
.modal-scrim{position:fixed;inset:0;z-index:999;display:grid;place-items:center;padding:24px;background:color-mix(in srgb,var(--canvas) 30%,rgba(10,11,24,.55));-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);opacity:0;transition:opacity .17s ease}
.modal-scrim.on{opacity:1}
.modal{width:100%;max-width:400px;background:var(--surface-solid);border:1px solid var(--hairline);border-radius:var(--r-md);box-shadow:var(--shadow-3);padding:22px 22px 18px;transform:scale(.94) translateY(8px);transition:transform .2s cubic-bezier(.22,1,.36,1)}
.modal-scrim.on .modal{transform:none}
.modal-h{font-family:var(--font-display);font-size:17px;font-weight:600;color:var(--ink);letter-spacing:-.01em}
.modal-b{margin-top:8px;font-size:14px;color:var(--body);line-height:1.6;white-space:pre-line}
.modal-i{margin-top:15px}
.modal-f{display:flex;gap:8px;justify-content:flex-end;margin-top:20px}
.modal-f .ds-btn{padding:9px 18px;font-size:14px}
.modal-ok.danger{background:var(--a-red);color:#fff}.modal-ok.danger:hover{background:#d61a30}

/* 접근성: 블러 미지원/모션 최소화 */
@supports not ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))){
  :root[data-theme="light"]{--surface:#ffffff;--canvas-2:#f4f6fb}
  :root[data-theme="dark"]{--surface:#181a30;--canvas-2:#12142600}
}
@media (prefers-reduced-motion:reduce){ *{transition:none!important} .ds-body::before{animation:none} }
