/* milestone.css — 연구 마일스톤 플랫폼 (게이트 · 궤적 · 트랙 · 액션)
   3층 뷰: public / member / director */
:root{--bg:#07080a;--ink:oklch(94% .006 240);--dim:oklch(70% .014 250);--faint:oklch(52% .014 250);
 --a:oklch(76% .062 190);--a2:oklch(70% .055 258);--am:oklch(78% .07 80);--no:oklch(70% .13 25);
 --ok:oklch(78% .10 150);--line:oklch(100% 0 0/.10)}
*{margin:0;padding:0;box-sizing:border-box}
*,*::before,*::after{min-width:0}
html,body{max-width:100%;overflow-x:hidden}
body{background:var(--bg);color:var(--ink);line-height:1.65;-webkit-font-smoothing:antialiased;
 font-family:-apple-system,BlinkMacSystemFont,'Pretendard','Inter','Segoe UI',sans-serif}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
.mwrap{max-width:1180px;margin:0 auto;padding:calc(64px + 1.6rem) 1.4rem 5rem}

/* ── 게이트 ── */
.gate{position:fixed;inset:0;z-index:9000;display:grid;place-items:center;background:var(--bg);padding:1.4rem}
.gate.off{display:none}
.gatebox{width:min(420px,100%);border:1px solid var(--line);border-radius:24px;padding:2rem 1.8rem;
 background:linear-gradient(168deg,oklch(24% .012 250/.5),oklch(10% .01 250/.9))}
.gatebox .tag{font-size:.64rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;color:var(--a)}
.gatebox h1{font-size:1.5rem;font-weight:900;letter-spacing:-.03em;margin:.6rem 0 .3rem}
.gatebox p{font-size:.85rem;color:var(--dim);margin-bottom:1.3rem}
.gatebox input{width:100%;font:inherit;font-size:1rem;color:var(--ink);background:oklch(100% 0 0/.03);
 border:1px solid var(--line);border-radius:13px;padding:.75rem .95rem;outline:none;letter-spacing:.2em}
.gatebox input:focus{border-color:color-mix(in oklab,var(--a) 45%,transparent)}
.gatebox .row{display:flex;gap:.5rem;margin-top:.8rem}
.gatebox button{flex:1;font-weight:800;font-size:.87rem;border-radius:13px;padding:.72rem 1rem;
 background:var(--a);color:#07090a;border:1px solid var(--a)}
.gatebox .sec{background:none;color:var(--dim);border-color:var(--line);flex:0 0 auto}
.gatebox .err{font-size:.8rem;color:var(--no);margin-top:.7rem;min-height:1.2em}

/* ── 상단 바 ── */
.mtop{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap;margin-bottom:1.2rem}
.mtop h1{font-size:clamp(1.5rem,3.6vw,2.2rem);font-weight:900;letter-spacing:-.03em;margin-right:auto}
.mtop h1 em{font-style:normal;color:var(--a)}
.pill{font-size:.74rem;font-weight:800;padding:.5rem .95rem;border-radius:11px;border:1px solid var(--line);
 background:oklch(100% 0 0/.03);color:var(--dim);transition:.18s}
.pill:hover{color:var(--ink)}
.pill.on{background:color-mix(in oklab,var(--a) 15%,transparent);color:var(--a);
 border-color:color-mix(in oklab,var(--a) 42%,transparent)}
.pill.danger{color:var(--no);border-color:color-mix(in oklab,var(--no) 35%,transparent)}

/* ── Action Item 보드 ── */
.actions{border:1px solid color-mix(in oklab,var(--am) 30%,transparent);border-radius:20px;padding:1.1rem 1.3rem;
 background:color-mix(in oklab,var(--am) 5%,transparent);margin-bottom:1.3rem}
.actions h2{font-size:.68rem;font-weight:900;letter-spacing:.16em;text-transform:uppercase;color:var(--am);
 margin-bottom:.7rem;display:flex;gap:.6rem;align-items:center}
.actions h2 span{margin-left:auto;font-size:.68rem;color:var(--faint);letter-spacing:.05em;text-transform:none;font-weight:600}
.act{display:grid;grid-template-columns:26px 1fr auto auto;gap:.7rem;align-items:center;
 padding:.55rem 0;border-bottom:1px solid var(--line)}
.act:last-child{border-bottom:none}
.act .k{font-family:ui-monospace,Menlo,monospace;font-size:.8rem;font-weight:800;color:var(--am)}
.act .tx{font-size:.89rem;outline:none}
.act .tx:focus{color:var(--a)}
.act .who{font-size:.7rem;font-weight:800;color:var(--faint);letter-spacing:.06em}
.act .age{font-size:.68rem;font-weight:800;padding:.2rem .55rem;border-radius:999px;
 border:1px solid var(--line);color:var(--faint);white-space:nowrap}
.act .age.warn{color:var(--no);border-color:color-mix(in oklab,var(--no) 40%,transparent)}
.act.done .tx{opacity:.45;text-decoration:line-through}

/* ── 궤적 차트 ── */
.traj{border:1px solid var(--line);border-radius:22px;padding:1.2rem 1.3rem 1rem;margin-bottom:1.3rem;
 background:linear-gradient(168deg,oklch(24% .012 250/.45),oklch(10% .01 250/.86))}
.traj h2{font-size:.68rem;font-weight:900;letter-spacing:.16em;text-transform:uppercase;color:var(--a);margin-bottom:.2rem}
.traj .sub{font-size:.79rem;color:var(--faint);margin-bottom:.8rem}
.traj svg{width:100%;height:auto;display:block;overflow:visible}
.traj .grid{stroke:var(--line);stroke-width:1}
.traj .axis{fill:var(--faint);font-size:9px;font-family:ui-monospace,Menlo,monospace;letter-spacing:.06em}
.traj .ln{fill:none;stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.traj .dot{cursor:pointer;transition:.18s}
.traj .dot:hover{r:7}
.traj .lbl{fill:var(--dim);font-size:9px;font-family:ui-monospace,Menlo,monospace}
.legend{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:.7rem}
.legend span{display:inline-flex;gap:.35rem;align-items:center;font-size:.74rem;color:var(--dim)}
.legend i{width:11px;height:3px;border-radius:2px;display:inline-block}

/* ── 트랙 레인 ── */
.lanes{display:grid;gap:.5rem;margin-bottom:1.3rem}
.lane{display:grid;grid-template-columns:88px 1fr;gap:.7rem;align-items:center}
.lane .nm{font-size:.78rem;font-weight:800;color:var(--dim);text-align:right;white-space:nowrap}
.lane .bar{position:relative;height:26px;border:1px solid var(--line);border-radius:9px;
 background:oklch(100% 0 0/.02);overflow:hidden}
.lane .seg{position:absolute;top:0;bottom:0;border-radius:7px;cursor:pointer;transition:.18s}
.lane .seg:hover{filter:brightness(1.25)}
.lane .seg b{position:absolute;left:.5rem;top:50%;transform:translateY(-50%);font-size:.66rem;
 font-weight:800;color:#07090a;white-space:nowrap}
.yrs{display:grid;margin:.3rem 0 0 95px;font-size:.66rem;color:var(--faint);
 font-family:ui-monospace,Menlo,monospace}
.yrs span{text-align:center}

/* ── 연도 카드 ── */
.years{display:grid;gap:.9rem}
.yr{border:1px solid var(--line);border-radius:22px;overflow:hidden;
 background:linear-gradient(168deg,oklch(24% .012 250/.45),oklch(10% .01 250/.86))}
.yr>h3{display:flex;gap:.7rem;align-items:baseline;padding:.95rem 1.3rem;border-bottom:1px solid var(--line);
 font-size:1.05rem;font-weight:900;letter-spacing:-.02em}
.yr>h3 .n{font-family:ui-monospace,Menlo,monospace;color:var(--a)}
.yr>h3 .cnt{margin-left:auto;font-size:.7rem;font-weight:700;color:var(--faint)}
.ev{padding:1rem 1.3rem;border-bottom:1px solid var(--line)}
.ev:last-child{border-bottom:none}
.ev .hd{display:flex;gap:.55rem;align-items:center;flex-wrap:wrap;margin-bottom:.45rem}
.ev .kind{font-size:.62rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase;
 padding:.22rem .6rem;border-radius:999px;color:#07090a}
.k-idea{background:oklch(74% .07 300)}.k-fund{background:var(--am)}
.k-chip{background:var(--a)}.k-paper{background:var(--a2)}.k-fail{background:var(--no)}
.ev .who{font-size:.68rem;font-weight:800;color:var(--faint);letter-spacing:.08em}
.ev .spec{margin-left:auto;font-family:ui-monospace,Menlo,monospace;font-size:.76rem;font-weight:800;color:var(--a)}
.ev h4{font-size:.98rem;font-weight:800;letter-spacing:-.01em;outline:none}
.ev h4:focus{color:var(--a)}
.ev p{font-size:.86rem;color:var(--dim);margin-top:.35rem;outline:none}
.ev .cols{display:grid;grid-template-columns:1fr 1fr;gap:.7rem;margin-top:.7rem}
.ev .cell{border:1px solid var(--line);border-radius:12px;padding:.6rem .8rem;font-size:.82rem;color:var(--dim)}
.ev .cell b{display:block;font-size:.62rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.25rem}
.ev .cell.good b{color:var(--ok)} .ev .cell.bad b{color:var(--no)}
.ev .cell div{outline:none}
.ev .cell div:focus{color:var(--ink)}
.ev .rm{background:none;border:none;color:var(--faint);font-size:.72rem;margin-left:.4rem}
.ev .rm:hover{color:var(--no)}

/* 층별 가시성 */
body[data-view="public"] .lvl-member,
body[data-view="public"] .lvl-director,
body[data-view="member"] .lvl-director{display:none !important}
body:not([data-edit="1"]) [contenteditable]{cursor:default}
body[data-edit="1"] [contenteditable]:hover{background:oklch(100% 0 0/.03);border-radius:6px}

@media(max-width:860px){
  .mwrap{padding-left:1rem;padding-right:1rem}
  .ev .cols{grid-template-columns:1fr}
  .lane{grid-template-columns:64px 1fr}
  .lane .nm{font-size:.7rem}
  .yrs{margin-left:71px}
  .act{grid-template-columns:22px 1fr auto;row-gap:.2rem}
  .act .who{grid-column:2}
}