/* MARK_ING portfolio UI mocks — Admin phone + MR visor */
:root { --y:#FFFF62; --bg:#E9EEEA; --dark:#2B2F2D; --mu:#6B706E; --white:#FAF8F4; --brd:rgba(43,47,45,.08); --danger:#C83040; --warn:#B45309; --ok:#187848; --mr:#1a2830; --mr2:#141f26; }
    /* Part bar */
    .part-bar { padding: 56px 8vw 24px; scroll-margin-top: 52px; }
    .part-bar.admin { background: var(--bg); }
    .part-bar.mr { background: var(--mr); color: #e8ecea; }
    .part-bar .pn { font-size: 10px; font-weight: 700; letter-spacing: .14em; opacity: .55; margin-bottom: 6px; }
    .part-bar h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 900; letter-spacing: -.03em; }
    .part-bar p { margin-top: 8px; font-size: 14px; opacity: .65; max-width: 560px; }

    /* Feature sections */
    .feat {
      min-height: 88vh; padding: 40px 8vw 80px;
      display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center;
      scroll-margin-top: 52px;
    }
    .feat:nth-child(even of .feat):not(.mr-feat) { background: var(--white); }
    .feat.mr-feat { background: var(--mr); color: #e8ecea; }
    .feat.mr-feat .feat-title { color: #e8ecea; }
    .feat.mr-feat .feat-body { color: rgba(255, 255, 255, .72); }
    .feat.mr-feat .feat-tags span { background: rgba(255, 255, 255, .06); color: rgba(255, 255, 255, .5); }
    .feat.mr-feat .feat-point { border-color: var(--y); background: rgba(255, 255, 98, .08); color: #e8ecea; }
    .feat.mr-feat .feat-num { color: rgba(255, 255, 255, .38); }
    @media (max-width: 900px) {
      .feat { grid-template-columns: 1fr; min-height: auto; padding: 48px 6vw; }
      .feat .mock-wrap { order: -1; }
    }

    .feat-num { font-size: 10px; font-weight: 700; color: var(--mu); letter-spacing: .12em; margin-bottom: 10px; }
    .feat-title { font-size: clamp(1.45rem, 3vw, 2rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.2; margin-bottom: 14px; }
    .feat-body { font-size: 14px; color: var(--mu); margin-bottom: 18px; }
    .feat-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
    .feat-tags span {
      font-size: 10px; font-weight: 700; padding: 4px 10px; border-radius: 999px;
      background: rgba(43, 47, 45, .06); color: var(--mu);
    }
    .feat-point {
      padding: 14px 16px; border-left: 3px solid var(--y); background: rgba(255, 255, 98, .12);
      font-size: 13px; font-weight: 600; border-radius: 0 10px 10px 0; margin-bottom: 18px;
    }
    .feat-flow { font-size: 12px; color: var(--mu); line-height: 1.85; margin-bottom: 16px; padding-left: 18px; }
    .feat-act { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
    .feat-act button {
      padding: 10px 18px; border: none; border-radius: 10px; font-size: 12px; font-weight: 700;
      font-family: inherit; cursor: pointer; transition: transform .15s, box-shadow .15s;
    }
    .feat-act button:hover { transform: translateY(-1px); }
    .feat-act .pri { background: var(--y); color: var(--dark); }
    .feat-act .sec { background: rgba(43, 47, 45, .08); color: var(--dark); }
    .feat.mr-feat .feat-act .sec { background: rgba(255, 255, 255, .08); color: #e8ecea; }

    /* Phone mock — flat solid bezel (no 3D gradient) */
    .mock-wrap { display: flex; justify-content: center; overflow: visible; padding: 0 12px; }
    .phone {
      width: 268px; background: #1c1c1e; border-radius: 42px;
      padding: 11px; box-shadow: 0 12px 40px rgba(0, 0, 0, .14);
      border: 1px solid rgba(0, 0, 0, .35);
    }
    .screen {
      width: 246px; height: 532px; border-radius: 32px; overflow: hidden; background: var(--bg);
      position: relative; font-size: 11px; display: flex; flex-direction: column;
    }
    /* Solid flat icons */
    .ico-tab {
      display: block; width: 12px; height: 12px; margin: 0 auto 2px;
      background: currentColor; border-radius: 2px;
    }
    .ico-tab.home { border-radius: 3px 3px 1px 1px; }
    .ico-tab.map { height: 10px; margin-top: 2px; }
    .ico-tab.chat { border-radius: 3px 3px 3px 0; width: 11px; }
    .ico-tab.heart { width: 10px; height: 10px; transform: rotate(45deg) scale(0.85); margin-top: 3px; border-radius: 1px; }
    .ico-tab.gear { width: 11px; height: 11px; border-radius: 50%; }
    .ico-helmet {
      display: inline-block; width: 14px; height: 12px; background: currentColor;
      border-radius: 6px 6px 2px 2px; vertical-align: middle;
    }
    .ico-helmet.lg { width: 28px; height: 22px; border-radius: 10px 10px 4px 4px; }
    .ico-play {
      display: block; width: 0; height: 0;
      border-left: 7px solid currentColor; border-top: 5px solid transparent; border-bottom: 5px solid transparent;
      margin-bottom: 2px;
    }
    .helmet-btn {
      width: 36px; height: 36px; border-radius: 10px; border: 1.5px solid var(--brd);
      background: var(--white); font-size: 0; cursor: pointer; transition: all .2s;
      display: flex; align-items: center; justify-content: center;
    }
    .helmet-btn.on { background: rgba(24, 120, 72, .12); border-color: var(--ok); }
    .helmet-btn.sync { animation: spin 2.5s linear infinite; opacity: .7; }
    @keyframes spin { to { transform: rotate(360deg); } }
    .sync-bar { height: 3px; background: rgba(43, 47, 45, .1); border-radius: 2px; overflow: hidden; margin-top: 10px; }
    .sync-bar div { height: 100%; background: var(--dark); width: 0; transition: width 2.5s ease; }
    .sync-bar.run div { width: 100%; }
    .hr-pill {
      margin-left: auto; font-size: 11px; font-weight: 800; font-variant-numeric: tabular-nums;
    }
    .hr-pill.w { color: var(--warn); }
    .hr-pill.d { color: var(--danger); }
    .map-box {
      height: 100px; background: #d5ddd8; border-radius: 10px; position: relative; overflow: hidden;
    }
    .map-box .grid {
      position: absolute; inset: 0; opacity: .35;
      background-image: linear-gradient(#9aa89f 1px, transparent 1px), linear-gradient(90deg, #9aa89f 1px, transparent 1px);
      background-size: 14px 14px;
    }
    .map-pin {
      position: absolute; width: 8px; height: 8px; border-radius: 50%;
      border: 2px solid #fff; transform: translate(-50%, -50%);
    }
    .map-pin.me { background: var(--y); box-shadow: 0 0 8px var(--y); }
    .map-pin.w { background: var(--warn); }
    .map-pin.d { background: var(--danger); }
    .map-zone {
      position: absolute; border: 2px solid var(--y); background: rgba(255, 255, 98, .2); border-radius: 3px;
    }
    .map-2d-badge {
      position: absolute; top: 6px; left: 6px; font-size: 7px; font-weight: 800;
      padding: 3px 6px; border-radius: 4px; background: rgba(0,0,0,.45); color: #fff; letter-spacing: .04em;
    }

    /* Splash screen */
    .screen-splash {
      background: var(--y); align-items: center; justify-content: center; flex: 1;
      display: flex; flex-direction: column; padding: 40px 20px;
    }
    .island {
      position: absolute; top: 7px; left: 50%; transform: translateX(-50%);
      width: 78px; height: 22px; background: #000; border-radius: 12px; z-index: 30;
    }
    .sb { padding: 28px 14px 4px; display: flex; justify-content: space-between; font-size: 8px; font-weight: 600; }
    .hd { padding: 0 14px 10px; border-bottom: 1px solid var(--brd); }
    .hd .ap { font-size: 7px; font-weight: 700; color: var(--mu); letter-spacing: .06em; }
    .hd .tl { font-size: 16px; font-weight: 800; margin-top: 2px; letter-spacing: -.03em; }
    .bd { flex: 1; overflow: hidden; padding: 12px 14px; display: flex; flex-direction: column; gap: 8px; }
    .cd { background: var(--white); border-radius: 12px; padding: 12px; box-shadow: 0 1px 4px rgba(0, 0, 0, .04); }
    .wrow {
      display: flex; align-items: center; gap: 8px; padding: 8px 0;
      border-bottom: 1px solid var(--brd);
    }
    .wrow:last-child { border: none; }
    .av {
      width: 28px; height: 28px; border-radius: 50%; background: var(--dark); color: var(--y);
      font-size: 9px; font-weight: 800; display: flex; align-items: center; justify-content: center;
    }
    .av.mr { box-shadow: 0 0 0 2px var(--y); }
    .splash-lg { font-size: 34px; font-weight: 900; letter-spacing: -.08em; color: var(--dark); }
    .splash-lg span { font-weight: 800; }
    .splash-bar { width: 110px; height: 3px; background: rgba(43,47,45,.12); border-radius: 3px; overflow: hidden; margin-top: 32px; }
    .splash-bar div { height: 100%; background: var(--dark); width: 0; transition: width .55s ease; }
    .splash-hint { font-size: 8px; color: var(--mu); margin-top: 12px; font-weight: 600; }

    /* Current Admin UI components */
    .phase-badge {
      display: inline-flex; align-items: center; gap: 5px; font-size: 9px; font-weight: 800;
      padding: 5px 9px; border-radius: 999px; background: var(--white); border: 1px solid var(--brd);
    }
    .phase-badge.before .phase-dot { background: var(--mu); }
    .phase-badge.active { background: rgba(24,120,72,.1); border-color: rgba(24,120,72,.25); color: var(--ok); }
    .phase-badge.active .phase-dot { background: var(--ok); }
    .phase-dot { width: 6px; height: 6px; border-radius: 50%; }
    .ia-sec { font-size: 8px; font-weight: 800; color: var(--mu); letter-spacing: .06em; text-transform: uppercase; margin-bottom: 6px; }
    .ia-hero { background: var(--white); border-radius: 14px; padding: 12px; border: 1px solid var(--brd); }
    .ia-hero-lbl { font-size: 7px; font-weight: 700; color: var(--mu); margin-bottom: 4px; }
    .ia-hero-title { font-size: 12px; font-weight: 800; letter-spacing: -.02em; }
    .ia-hero-sub { font-size: 8px; color: var(--mu); margin-top: 4px; font-weight: 600; }
    .ia-stage { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; background: var(--white); border-radius: 12px; border: 1px solid var(--brd); margin-top: 6px; }
    .ia-stage-lbl { font-size: 8px; color: var(--mu); font-weight: 600; }
    .ia-stage-val { font-size: 10px; font-weight: 800; }
    .prep-head { display: flex; justify-content: space-between; font-size: 9px; font-weight: 800; margin-bottom: 6px; }
    .prep-bar { height: 3px; background: rgba(43,47,45,.08); border-radius: 2px; overflow: hidden; margin-bottom: 8px; }
    .prep-bar-fill { height: 100%; background: var(--dark); transition: width .3s; }
    .prep-row {
      display: flex; align-items: center; gap: 6px; padding: 8px 0; border: none; background: none;
      width: 100%; text-align: left; font-family: inherit; cursor: pointer; border-bottom: 1px solid var(--brd);
    }
    .prep-row:last-child { border-bottom: none; }
    .prep-row.done .prep-row-t { color: var(--mu); }
    .prep-num { width: 18px; height: 18px; border-radius: 6px; background: rgba(43,47,45,.06); font-size: 8px; font-weight: 800; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
    .prep-row.done .prep-num { background: rgba(24,120,72,.12); color: var(--ok); }
    .prep-chk { width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid var(--brd); display: flex; align-items: center; justify-content: center; font-size: 9px; flex-shrink: 0; }
    .prep-chk.done { background: var(--ok); border-color: var(--ok); color: #fff; }
    .prep-row-t { display: block; font-size: 10px; font-weight: 700; }
    .prep-row-s { display: block; font-size: 8px; color: var(--mu); margin-top: 2px; font-weight: 600; }
    .prep-row-body { flex: 1; min-width: 0; }
    .work-fab-wrap { position: absolute; bottom: 58px; left: 0; right: 0; display: flex; justify-content: center; z-index: 10; pointer-events: none; }
    .work-fab {
      pointer-events: auto; width: 52px; height: 52px; border-radius: 50%; border: none;
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      font-size: 8px; font-weight: 800; gap: 1px; box-shadow: 0 4px 16px rgba(43,47,45,.2);
    }
    .work-fab.start { background: var(--y); color: var(--dark); }
    .work-fab.disabled { background: #e4dfd6; color: var(--mu); opacity: .75; cursor: not-allowed; }
    .pstep { display: flex; gap: 3px; margin-bottom: 8px; }
    .pstep i { flex: 1; height: 3px; border-radius: 2px; background: rgba(43,47,45,.1); display: block; }
    .pstep i.on { background: var(--dark); }
    .slbl { font-size: 9px; font-weight: 700; color: var(--mu); margin-bottom: 6px; }
    .btn-dark { width: 100%; padding: 9px; border: none; border-radius: 10px; background: var(--dark); color: #fff; font-size: 9px; font-weight: 700; font-family: inherit; cursor: pointer; margin-bottom: 8px; }
    .map-legend { display: flex; flex-wrap: wrap; gap: 8px; font-size: 8px; color: var(--mu); margin-bottom: 6px; }
    .map-legend .ok { color: var(--ok); }
    .map-legend .dn { color: var(--danger); }
    .map-legend .bc { color: #5B8DEF; }
    .mwrap-lg { height: 130px; background: #d5ddd8; border-radius: 10px; position: relative; overflow: hidden; }
    .mgrid { position: absolute; inset: 0; opacity: .3; background-image: linear-gradient(#9aa89f 1px, transparent 1px), linear-gradient(90deg, #9aa89f 1px, transparent 1px); background-size: 12px 12px; }
    .map-floor-band { position: absolute; left: 0; right: 0; border-bottom: 1px dashed rgba(43,47,45,.15); }
    .map-floor-lbl { position: absolute; left: 4px; top: 2px; font-size: 6px; font-weight: 800; color: rgba(43,47,45,.45); }
    .zone-bk { position: absolute; border: 1px solid rgba(43,47,45,.2); background: rgba(255,255,255,.35); border-radius: 3px; font-size: 6px; font-weight: 700; padding: 2px 4px; }
    .hz-d { position: absolute; border: 1.5px solid var(--danger); background: rgba(200,48,64,.18); border-radius: 2px; }
    .pin-c { width: 14px; height: 14px; border-radius: 50%; background: var(--dark); color: var(--y); font-size: 6px; font-weight: 800; display: flex; align-items: center; justify-content: center; border: 2px solid #fff; transform: translate(-50%,-50%); }
    .pin-mr { position: absolute; transform: translate(-50%,-50%); }
    .pin-mr .pin-c { background: var(--ok); border-color: var(--y); box-shadow: 0 0 6px var(--y); }
    .wname { font-size: 10px; font-weight: 700; }
    .wsub { font-size: 8px; color: var(--mu); }
    .hrv { font-size: 11px; font-weight: 800; font-variant-numeric: tabular-nums; }
    .kt-room {
      display: flex; align-items: center; gap: 8px; padding: 10px 0; border-bottom: 1px solid var(--brd);
      width: 100%; border-left: none; border-right: none; border-top: none; background: none; text-align: left; font-family: inherit; cursor: pointer;
    }
    .kt-room:last-child { border-bottom: none; }
    .kt-room--mr { background: rgba(43,47,45,.03); margin: 0 -10px; padding: 10px; border-radius: 10px; border-bottom: none; }
    .kt-av { width: 30px; height: 30px; border-radius: 50%; font-size: 10px; font-weight: 800; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
    .kt-body { flex: 1; min-width: 0; }
    .kt-top { display: flex; justify-content: space-between; align-items: center; }
    .kt-name { font-size: 10px; font-weight: 700; }
    .kt-pin { font-size: 7px; font-weight: 800; background: var(--y); color: var(--dark); padding: 2px 5px; border-radius: 4px; margin-left: 4px; }
    .kt-time { font-size: 7px; color: var(--mu); }
    .kt-preview { font-size: 8px; color: var(--mu); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
    .kt-badge { font-size: 8px; font-weight: 800; background: var(--danger); color: #fff; padding: 2px 6px; border-radius: 999px; }
    .chat-top-alert {
      position: absolute; top: 36px; left: 10px; right: 10px; z-index: 20;
      background: var(--dark); color: #fff; border-radius: 12px; padding: 8px 10px;
      box-shadow: 0 4px 16px rgba(0,0,0,.2); display: none;
    }
    .chat-top-alert.on { display: flex; flex-direction: column; gap: 2px; }
    .chat-top-alert-lbl { font-size: 7px; font-weight: 800; color: var(--y); letter-spacing: .06em; }
    .chat-top-alert-name { font-size: 9px; font-weight: 800; }
    .chat-top-alert-text { font-size: 8px; font-weight: 600; opacity: .9; }
    .fatigue-chart-wrap { background: var(--dark); border-radius: 12px; padding: 12px 10px; color: #fff; }
    .fatigue-chart-meta { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 10px; }
    .fatigue-chart-avg-lbl { display: block; font-size: 8px; font-weight: 700; color: rgba(255,255,255,.55); }
    .fatigue-chart-avg { font-size: 22px; font-weight: 900; color: var(--y); letter-spacing: -.04em; }
    .fatigue-chart-avg small { font-size: 10px; color: rgba(255,255,255,.5); }
    .fatigue-chart-warn { font-size: 8px; font-weight: 700; color: var(--warn); }
    .fatigue-chart { display: flex; gap: 6px; height: 100px; }
    .fc-yaxis { display: flex; flex-direction: column; justify-content: space-between; font-size: 7px; font-weight: 700; color: rgba(255,255,255,.3); padding-bottom: 22px; width: 20px; text-align: right; }
    .fc-bars { flex: 1; display: flex; align-items: flex-end; gap: 8px; padding-bottom: 22px; }
    .fc-bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; height: 100%; justify-content: flex-end; }
    .fc-bar-track { flex: 1; width: 100%; max-width: 22px; display: flex; align-items: flex-end; }
    .fc-bar { width: 100%; min-height: 4px; border-radius: 4px 4px 2px 2px; transition: height .3s; }
    .fc-bar-ok { background: linear-gradient(180deg,#3ecf8e,var(--ok)); }
    .fc-bar-w { background: linear-gradient(180deg,#f5b04a,var(--warn)); }
    .fc-bar-d { background: linear-gradient(180deg,#e85a5a,var(--danger)); }
    .fc-bar-val { font-size: 8px; font-weight: 800; margin-top: 4px; }
    .fc-bar-lbl { font-size: 7px; font-weight: 700; color: rgba(255,255,255,.4); margin-top: 1px; }
    .fatigue-chart-legend { display: flex; gap: 10px; margin-top: 8px; padding-top: 8px; border-top: 1px solid rgba(255,255,255,.1); font-size: 7px; font-weight: 700; color: rgba(255,255,255,.5); }
    .fc-dot { display: inline-block; width: 6px; height: 6px; border-radius: 2px; margin-right: 3px; }
    .fc-dot.ok { background: var(--ok); }
    .fc-dot.warn { background: var(--warn); }
    .fc-dot.danger { background: var(--danger); }
    .tag { font-size: 7px; font-weight: 700; padding: 3px 6px; border-radius: 5px; }
    .tag-ok { background: rgba(24,120,72,.12); color: var(--ok); }
    .tag-sub { background: rgba(43,47,45,.06); color: var(--mu); }
    .back { font-size: 9px; font-weight: 700; color: var(--mu); background: none; border: none; padding: 0 0 8px; font-family: inherit; cursor: pointer; }

    /* BIM 3D (CSS perspective ???ㅼ젣 BimCanvas Orbit 酉? */
    .bim-viewport {
      flex: 1; margin-top: 48px; position: relative; overflow: hidden;
      background: linear-gradient(180deg, #5a6a7a 0%, #3d4f5f 40%, #2a3844 100%);
      cursor: grab; touch-action: none;
    }
    .bim-viewport:active { cursor: grabbing; }
    .bim-stage {
      position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
      perspective: 700px; perspective-origin: 50% 42%;
    }
    .bim-scene {
      position: relative; width: 140px; height: 100px;
      transform-style: preserve-3d;
      transform: rotateX(58deg) rotateZ(-32deg);
      transition: transform .12s ease-out;
    }
    .bim-slab {
      position: absolute; left: 0; width: 130px; height: 88px;
      border: 1px solid rgba(255,255,255,.25);
      background: rgba(200,210,220,.35);
      transform-style: preserve-3d;
    }
    .bim-slab.f1 { bottom: 0; transform: translateZ(0); background: rgba(180,190,200,.45); }
    .bim-slab.f2 { bottom: 18px; transform: translateZ(28px); background: rgba(160,175,190,.4); }
    .bim-slab.f3 { bottom: 36px; transform: translateZ(56px); background: rgba(140,160,180,.38); }
    .bim-col {
      position: absolute; width: 8px; height: 22px; border-radius: 2px;
      background: rgba(90,100,110,.85); transform-style: preserve-3d;
    }
    .bim-hz {
      position: absolute; border: 2px solid rgba(255,80,80,.9);
      background: rgba(255,60,60,.28); transform-style: preserve-3d;
    }
    .bim-worker {
      position: absolute; width: 10px; height: 10px; border-radius: 50%;
      border: 2px solid #fff; transform-style: preserve-3d;
    }
    .bim-worker.ok { background: var(--ok); }
    .bim-worker.mr { background: var(--y); box-shadow: 0 0 8px var(--y); }
    .bim-worker.dn { background: var(--danger); }
    .bim-hud {
      position: absolute; bottom: 8px; left: 8px; right: 8px;
      background: rgba(0,0,0,.55); color: #fff; font-size: 8px;
      padding: 6px 8px; border-radius: 6px; text-align: center;
    }
    .bim-tag-3d {
      position: absolute; top: 54px; right: 10px; z-index: 5;
      font-size: 7px; font-weight: 800; padding: 4px 7px; border-radius: 5px;
      background: rgba(0,0,0,.5); color: var(--y); letter-spacing: .06em;
    }
    .bbl { max-width: 86%; padding: 8px 10px; border-radius: 11px; font-size: 9px; line-height: 1.45; }
    .bbl.out { align-self: flex-end; background: var(--dark); color: #fff; border-bottom-right-radius: 3px; }
    .bbl.in { align-self: flex-start; background: var(--white); border: 1px solid var(--brd); }
    .bbl small { display: block; font-size: 7px; opacity: .55; margin-top: 3px; font-style: italic; }
    .chat-alert {
      padding: 8px 10px; border-radius: 10px; background: rgba(255, 255, 98, .25);
      border: 1px solid rgba(255, 255, 98, .5); font-size: 9px; font-weight: 700;
    }
    .tbar {
      display: flex; padding: 5px 0 12px; background: var(--white);
      border-top: 1px solid var(--brd); flex-shrink: 0;
    }
    .tab { flex: 1; text-align: center; font-size: 5px; color: var(--mu); position: relative; }
    .tab.on { color: var(--dark); font-weight: 700; }
    .tab i { font-size: 0; display: block; margin-bottom: 2px; }
    .tab .ico-tab { margin-bottom: 2px; }
    .tab .tb-bdg { position: absolute; top: 0; right: 18%; width: 5px; height: 5px; border-radius: 50%; background: var(--danger); }
    .badge-live {
      display: inline-flex; align-items: center; gap: 5px; font-size: 9px; font-weight: 700; color: var(--ok);
    }
    .badge-live i { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); animation: blink 1.4s infinite; }
    @keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

    /* MR visor */
    .feat.mr-feat .mock-wrap.mr-mock-col {
      justify-content: center; align-items: stretch;
      padding: 0; width: 100%; min-width: 0;
    }
    .mr-shot {
      width: 100%; max-width: 100%; margin: 0;
      border-radius: 16px; overflow: hidden;
      background: var(--mr2);
      box-shadow: 0 16px 48px rgba(0, 0, 0, .22);
      border: 1px solid rgba(255, 255, 255, .06);
    }
    .mr-shot img { width: 100%; height: auto; display: block; vertical-align: top; }
    .mr-shot--side img {
      width: 100%; height: auto; max-height: min(70vh, 580px);
      object-fit: contain; object-position: center center;
    }
    .mr-shots-duo {
      display: grid; grid-template-columns: 1fr 1fr; gap: 12px; width: 100%;
    }
    .mr-shots-duo .mr-shot { max-width: none; }
    .mr-shot-frame {
      aspect-ratio: 16 / 10; overflow: hidden; background: var(--mr2); line-height: 0;
    }
    .mr-shot--pair .mr-shot-frame img {
      width: 100%; height: 100%; object-fit: cover; object-position: center center;
    }
    .mr-shot--caution .mr-shot-frame img { object-position: 50% 42%; }
    .mr-shots-duo figcaption {
      padding: 8px 10px; font-size: 11px; font-weight: 700; color: rgba(255,255,255,.62);
      text-align: center; background: rgba(0,0,0,.28);
    }
    @media (max-width: 900px) {
      .mr-shots-duo { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
    }
    .visor {
      width: 100%; max-width: 580px; aspect-ratio: 16/10; border-radius: 16px; overflow: hidden;
      background: var(--mr); position: relative; box-shadow: 0 16px 48px rgba(0, 0, 0, .22);
      border: 1px solid rgba(255, 255, 255, .06);
    }
    .v-shell {
      position: absolute; inset: 0;
      background: linear-gradient(180deg, #2a3842 0%, #3d4f5c 28%, #4a5e52 62%, #3d4a3a 100%);
    }
    .visor-spatial .v-shell {
      background: #1a2830;
    }
    .v-scene {
      position: absolute; inset: 0; perspective: 520px; overflow: hidden;
    }
    .v-floor {
      position: absolute; left: -20%; right: -20%; bottom: 0; height: 58%;
      background: linear-gradient(180deg, #5a6b62 0%, #3d4a42 100%);
      transform: rotateX(62deg); transform-origin: center top;
      box-shadow: inset 0 0 40px rgba(0,0,0,.35);
    }
    .v-floor::before {
      content: ''; position: absolute; inset: 0;
      background-image:
        linear-gradient(rgba(255,255,98,.55) 2px, transparent 2px),
        linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px);
      background-size: 100% 100%, 48px 48px, 48px 48px;
      background-position: center 42%, center, center;
      opacity: .85;
    }
    .v-wall {
      position: absolute; bottom: 18%; top: 8%; width: 28%;
      background: linear-gradient(90deg, #2e3a40, #455560);
      opacity: .92;
    }
    .v-wall-l { left: 0; transform: skewY(8deg); transform-origin: left bottom; }
    .v-wall-r { right: 0; transform: skewY(-8deg); transform-origin: right bottom; }
    .v-ceiling {
      position: absolute; left: 0; right: 0; top: 0; height: 22%;
      background: linear-gradient(180deg, #141c20, #243038);
    }
    .v-grid-p {
      position: absolute; inset: 0; opacity: .14;
      background-image: linear-gradient(rgba(255, 255, 255, .35) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .35) 1px, transparent 1px);
      background-size: 32px 32px;
      transform: perspective(400px) rotateX(58deg); transform-origin: center 82%;
    }
    .v-scan {
      position: absolute; inset: 0; pointer-events: none;
      background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255, 255, 255, .012) 2px, rgba(255, 255, 255, .012) 4px);
    }
    .v-vig { position: absolute; inset: 0; box-shadow: inset 0 0 60px rgba(0, 0, 0, .4); pointer-events: none; }
    .v-guide-center {
      position: absolute; left: 50%; top: 12%; bottom: 18%; width: 3px; margin-left: -1.5px;
      background: linear-gradient(180deg, transparent, var(--y) 15%, var(--y) 85%, transparent);
      box-shadow: 0 0 12px rgba(255, 255, 98, .6); opacity: .9;
    }
    .v-guide-zone {
      position: absolute; border: 2px solid rgba(136, 136, 136, .8);
      background: rgba(136, 136, 136, .12); border-radius: 2px; transition: all .35s;
    }
    .v-guide-zone.near { border-color: var(--y); background: rgba(255, 255, 98, .18); box-shadow: 0 0 16px rgba(255, 255, 98, .25); }
    .v-guide-zone.inside { border-color: #ff3333; background: rgba(255, 51, 51, .2); }
    .v-hud { position: absolute; inset: 0; padding: 18px 22px; z-index: 5; pointer-events: none; }
    .v-lbl { font-size: 7px; font-weight: 700; color: rgba(255, 255, 98, .7); letter-spacing: .1em; text-transform: uppercase; }
    .v-val { font-size: 17px; font-weight: 800; color: var(--y); font-variant-numeric: tabular-nums; }
    .v-val.d { color: #ff6b6b; }
    .v-conn {
      position: absolute; top: 18px; left: 50%; transform: translateX(-50%);
      display: flex; align-items: center; gap: 5px; font-size: 8px; color: rgba(255, 255, 255, .5);
    }
    .v-dot { width: 6px; height: 6px; border-radius: 50%; background: #555; }
    .v-dot.on { background: #22c55e; box-shadow: 0 0 8px rgba(34, 197, 94, .7); }
    .v-mini {
      position: absolute; top: 88px; right: 22px; width: 72px; height: 54px;
      background: rgba(0, 0, 0, .55); border: 1px solid rgba(255, 255, 98, .35); border-radius: 8px; overflow: hidden;
    }
    .v-mini-lbl { font-size: 6px; font-weight: 700; color: rgba(255, 255, 98, .65); padding: 4px 5px 0; }
    .v-mini-map { position: absolute; left: 5px; right: 5px; bottom: 5px; top: 14px; }
    .v-mini-line {
      position: absolute; top: 8%; bottom: 8%; left: 50%; width: 2px; margin-left: -1px;
      background: var(--y); box-shadow: 0 0 6px var(--y);
    }
    .v-mini-z { position: absolute; border: 1.5px solid var(--y); background: rgba(255, 255, 98, .2); border-radius: 2px; }
    .v-mini-me {
      position: absolute; width: 6px; height: 6px; border-radius: 50%; background: var(--y);
      box-shadow: 0 0 6px var(--y); transform: translate(-50%, -50%);
    }
    .visor-spatial .v-mini {
      top: 14px; right: 16px; width: 128px; height: 78px;
      border-width: 1.5px; box-shadow: 0 4px 16px rgba(0,0,0,.35);
    }
    .visor-spatial .v-mini-lbl { font-size: 7px; padding: 5px 6px 0; }
    .visor-spatial .v-mini-map { top: 16px; }
    .visor-spatial .v-mini-z.on { background: rgba(255, 255, 98, .35); box-shadow: 0 0 8px rgba(255,255,98,.4); }
    .visor-spatial .v-guide-zone.on { border-color: var(--y); background: rgba(255, 255, 98, .18); }
    .v-keys { position: absolute; bottom: 18px; left: 22px; font-size: 7px; color: rgba(255, 255, 255, .35); display: flex; gap: 12px; }
    .visor-spatial .v-keys { bottom: 12px; left: 50%; transform: translateX(-50%); gap: 10px; font-size: 8px; }
    .v-standby {
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      height: 100%; text-align: center; background: var(--mr); z-index: 10; position: relative;
    }
    .v-standby .ic { font-size: 44px; margin-bottom: 14px; opacity: .55; }
    .v-standby h4 { font-size: 16px; font-weight: 800; color: #e8ecea; margin-bottom: 6px; }
    .v-standby p { font-size: 10px; color: rgba(255, 255, 255, .45); max-width: 220px; }
    .v-sync-ring {
      width: 64px; height: 64px; border-radius: 50%; border: 2px solid rgba(255, 255, 98, .35);
      display: flex; align-items: center; justify-content: center; font-size: 28px;
      animation: spin 2.5s linear infinite; margin-bottom: 14px;
    }
    .v-warn, .v-danger-ov {
      position: absolute; inset: 0; pointer-events: none; display: none; align-items: center; justify-content: center;
    }
    .v-warn.on { display: flex; background: rgba(255, 255, 98, .12); }
    .v-warn::before, .v-danger-ov.on::before {
      content: ''; position: absolute; inset: 12px; border: 3px solid; border-radius: 4px; opacity: .85;
    }
    .v-warn::before { border-color: var(--y); }
    .v-danger-ov.on { display: flex; background: rgba(200, 48, 48, .22); }
    .v-danger-ov.on::before { border-color: var(--danger); }
    .v-ov-msg {
      position: relative; z-index: 2; background: rgba(0, 0, 0, .82); padding: 14px 20px;
      border-radius: 10px; text-align: center; font-size: 11px; font-weight: 700;
    }
    .v-ov-msg strong { display: block; font-size: 13px; margin-bottom: 4px; }
    .v-warn .v-ov-msg strong { color: var(--y); }
    .v-danger-ov .v-ov-msg strong { color: #ff6b6b; }
    .v-comms {
      position: absolute; bottom: 14px; right: 18px; left: 18px; z-index: 8;
      display: flex; gap: 8px; align-items: flex-end; pointer-events: none;
    }
    .v-chat {
      flex: 1; max-width: 200px; background: rgba(0, 0, 0, .72); border: 1px solid rgba(255, 255, 255, .08);
      border-radius: 10px; padding: 8px 10px; font-size: 8px; color: #e8ecea; opacity: 0; transition: opacity .35s;
    }
    .v-chat.show { opacity: 1; }
    .v-chat .lbl { font-size: 6px; color: rgba(255, 255, 98, .6); font-weight: 700; margin-bottom: 4px; }
    .v-sub {
      position: absolute; bottom: 68px; left: 50%; transform: translateX(-50%);
      background: rgba(0, 0, 0, .82); color: #fff; padding: 10px 18px; border-radius: 8px;
      font-size: 11px; font-weight: 600; border: 1px solid rgba(255, 255, 98, .25);
      white-space: nowrap; opacity: 0; transition: opacity .4s; z-index: 9;
    }
    .v-sub.show { opacity: 1; }