*{box-sizing:border-box}
:root{--ink:#203047;--muted:#68788d;--blue:#4f67d8;--blue2:#7184eb;--gold:#d9a441;--green:#3cad73;--red:#d94f57;--glass:rgba(255,255,255,.92);--dark:rgba(25,40,57,.91)}
html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#bcdaf0;font-family:Arial,Helvetica,sans-serif;color:var(--ink)}
button,input{font:inherit}#app{position:fixed;inset:0;overflow:hidden}#renderCanvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none;outline:none}
.hud{position:fixed;z-index:10;background:var(--glass);border:1px solid rgba(70,90,120,.18);box-shadow:0 11px 32px rgba(30,45,70,.16);backdrop-filter:blur(12px)}
.topbar{left:12px;right:12px;top:10px;border-radius:19px;padding:11px 14px;display:flex;align-items:center;justify-content:space-between;gap:16px}.eyebrow{font-size:9px;font-weight:950;letter-spacing:.11em;color:var(--blue);text-transform:uppercase}
.topbar h1{font-size:24px;margin:2px 0}.phase-text{font-size:11px;color:var(--muted);font-weight:750}.top-stats{display:flex;gap:7px;align-items:center}.top-stats>div{background:#f2f4fb;border-radius:11px;padding:6px 9px;min-width:80px}.top-stats span{display:block;font-size:7px;text-transform:uppercase;font-weight:900;color:#7b87a1}.top-stats b{font-size:13px}
.icon-btn{width:40px;height:40px;border:0;border-radius:11px;background:#edf0f6;font-size:19px;cursor:pointer}.side-panel{left:14px;top:100px;width:270px;padding:15px;border-radius:18px}.side-panel h2{font-size:21px;margin:4px 0 7px}.side-panel p{font-size:12px;line-height:1.47;color:var(--muted);margin:0}
.meter-block{margin-top:14px}.meter-head{display:flex;justify-content:space-between;font-size:10px;font-weight:850}.meter{height:9px;margin-top:5px;background:#e4e9ef;border-radius:999px;overflow:hidden}.meter i{display:block;width:0;height:100%;background:linear-gradient(90deg,#d49b39,#52b878);transition:width .2s}
.main-btn,.secondary-btn,.cut-btn{border:0;border-radius:11px;min-height:42px;padding:0 13px;font-weight:950;cursor:pointer}.main-btn{width:100%;margin-top:13px;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff}.main-btn:disabled{opacity:.45;cursor:not-allowed}.sample-panel{right:14px;top:100px;width:330px;padding:12px;border-radius:18px}.sample-panel>b{display:block;margin:4px 0 5px}.sample-panel canvas{display:block;width:100%;height:95px;background:#f6f8fb;border-radius:10px}.sample-legend{font-size:8px;color:#718096;margin-top:5px}.goal-line,.actual-line{display:inline-block;width:23px;height:3px;margin:0 4px 2px 8px}.goal-line{background:#4f67d8}.actual-line{background:#d48a3a}
.lathe-controls{left:50%;bottom:14px;transform:translateX(-50%);width:min(760px,calc(100vw - 28px));padding:12px 14px;border-radius:18px}.control-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.ctl-label{display:block;font-size:8px;font-weight:900;color:#77859a;margin-bottom:4px;text-transform:uppercase}.segmented{display:grid;grid-template-columns:repeat(3,1fr);gap:4px}.segmented button{min-height:35px;border:1px solid #dfe5ec;background:#f6f8fa;border-radius:8px;font-size:10px;font-weight:850;color:#68788b;cursor:pointer}.segmented button.active{background:#5068d9;color:#fff;border-color:#5068d9}
.sliders{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:9px}.sliders label{font-size:9px;font-weight:800;color:#68778c}.sliders input{width:100%;accent-color:#536bdc}
.lathe-actions{display:grid;grid-template-columns:1fr 1.4fr 1fr;gap:6px;margin-top:8px}.secondary-btn{background:#eef1f5;color:#4c5d73}.cut-btn{background:linear-gradient(135deg,#e0a432,#f0c25d);color:#503b0a;touch-action:manipulation}.cut-btn.active{box-shadow:inset 0 0 0 3px #fff6,0 0 0 3px #e2a93655}.lathe-hint{text-align:center;font-size:8px;color:#7b8799;margin-top:6px}
.message{position:fixed;z-index:12;left:50%;bottom:18px;transform:translateX(-50%);background:var(--dark);color:#fff;padding:9px 14px;border-radius:999px;font-size:11px;font-weight:850;box-shadow:0 8px 25px #1d283744;max-width:70vw;text-align:center}.lathe-controls:not([hidden])~.message{bottom:205px}
.overlay{position:fixed;z-index:50;inset:0;background:#16263b99;display:flex;align-items:center;justify-content:center;padding:15px;backdrop-filter:blur(7px)}.overlay[hidden]{display:none}.result-card{width:min(600px,100%);background:#fff;border-radius:24px;padding:20px;text-align:center;box-shadow:0 25px 75px #11203355}.grade{width:86px;height:86px;border-radius:50%;margin:8px auto;display:grid;place-items:center;background:#edf0ff;color:#5268d8;font-size:52px;font-weight:950}.result-card h2{margin:5px}.result-card p{color:#6d7b8d;font-size:12px}.result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:13px 0}.result-grid div{background:#f5f7f9;border-radius:10px;padding:8px}.result-grid span{display:block;font-size:8px;color:#7b8794}.result-grid b{font-size:14px}.result-card canvas{display:block;width:100%;height:145px;background:#f6f8fb;border-radius:12px}
.error-box{position:fixed;z-index:100;inset:0;display:grid;place-items:center;text-align:center;padding:30px;background:#eef4f8;color:#a33e48;font-weight:900}.error-box[hidden]{display:none}
@media(max-width:760px){.topbar{left:5px;right:5px;top:5px;padding:8px 9px}.topbar h1{font-size:17px}.eyebrow{font-size:7px}.phase-text{font-size:9px}.top-stats>div{min-width:62px;padding:5px 6px}.top-stats>div:nth-child(2){display:none}.side-panel{left:7px;top:82px;width:205px;padding:10px}.side-panel h2{font-size:17px}.side-panel p{font-size:10px}.sample-panel{right:7px;top:82px;width:195px}.sample-panel canvas{height:65px}.lathe-controls{bottom:6px;padding:9px}.control-row{grid-template-columns:1fr}.sliders{grid-template-columns:1fr}.lathe-actions{grid-template-columns:1fr 1fr}.lathe-actions #finishBtn{grid-column:1/3}.lathe-hint{display:none}.message{bottom:11px;max-width:92vw;font-size:10px}.lathe-controls:not([hidden])~.message{bottom:276px}}
@media(max-width:460px){.sample-panel{top:198px;left:7px;right:auto;width:205px}.side-panel{width:205px}.top-stats>div:first-child{display:none}.segmented button{font-size:9px;padding:0 4px}.lathe-controls{max-height:265px;overflow:auto}}

.test-btn{
  width:100%;margin-top:7px;min-height:38px;border:1px dashed #7b8de8;
  border-radius:10px;background:#f2f4ff;color:#5066cf;font-weight:950;
  font-size:10px;cursor:pointer
}
.test-btn:hover{background:#e8ecff}
.cut-status{
  margin-top:7px;padding:6px 9px;border-radius:8px;background:#eef1f5;
  color:#66768b;font-size:9px;font-weight:900;text-align:center
}
.cut-status.touching{background:#fff0c8;color:#76530a}
.cut-status.cutting{background:#def4e7;color:#26714c}

.rpm-panel{
  display:grid;grid-template-columns:1.3fr .7fr;gap:12px;align-items:end;
  margin-bottom:9px;padding-bottom:9px;border-bottom:1px solid #e7ebf0
}
.rpm-modes{grid-template-columns:1fr 1fr}
.rpm-live{
  background:#f5f7fa;border:1px solid #e1e6ec;border-radius:10px;
  padding:7px 10px
}
.rpm-live>span{
  display:block;font-size:8px;font-weight:900;color:#78859a;
  text-transform:uppercase
}
.rpm-live b{display:block;font-size:14px;margin:2px 0 5px}
.rpm-meter{height:6px;background:#dfe5eb;border-radius:999px;overflow:hidden}
.rpm-meter i{
  display:block;height:100%;width:0;background:linear-gradient(90deg,#6079de,#e5a63c);
  transition:width .12s linear
}
@media(max-width:760px){
  .rpm-panel{grid-template-columns:1fr 1fr;gap:7px}
  .rpm-live{padding:6px 8px}
  .rpm-live b{font-size:12px}
}
@media(max-width:460px){
  .rpm-panel{grid-template-columns:1fr}
}

.drag-status{
  margin-top:5px;padding:6px 9px;border-radius:8px;
  background:#edf2ff;color:#5368cc;font-size:9px;font-weight:900;text-align:center
}
.drag-status.active{
  background:#dfe8ff;color:#2f4fb8;
  box-shadow:inset 0 0 0 1px #9fb2ff
}
#renderCanvas.cutter-dragging{cursor:grabbing}
#renderCanvas.lathe-ready{cursor:crosshair}

.mouse-force-flash{
  margin-top:5px;
  padding:7px 10px;
  border-radius:9px;
  background:#202f45;
  color:#fff;
  text-align:center;
  font-size:10px;
  font-weight:950;
  box-shadow:0 5px 14px #18253833;
}

/* ===== v1.7 visual upgrade ===== */

/* Индикация силы больше не перекрывает рабочую область */
.mouse-force-flash{
  position:relative;
  margin-top:6px;
  padding:6px 10px;
  border-radius:8px;
  background:#243347;
  color:#fff;
  text-align:center;
  font-size:10px;
  font-weight:950;
  box-shadow:0 4px 10px rgba(20,35,55,.18);
}

/* Панель чуть компактнее и аккуратнее */
.lathe-controls{
  box-shadow:0 10px 28px rgba(30,45,70,.14);
}

/* Чтобы образец и управление меньше мешали обзору */
.sample-panel{
  width:300px;
}
.side-panel{
  width:255px;
}

@media(max-width:760px){
  .sample-panel{width:190px}
  .side-panel{width:198px}
  .mouse-force-flash{font-size:9px;padding:5px 8px}
}

@media(min-width:980px){
  .lathe-controls{
    width:min(700px,calc(100vw - 32px));
  }
}


/* ===== v1.8 side hint + texture fix ===== */
.message.lathe-side{
  left:14px;
  top:342px;
  bottom:auto;
  transform:none;
  max-width:255px;
  padding:12px 14px;
  border-radius:14px;
  background:rgba(30,44,63,.95);
  color:#fff;
  text-align:left;
  line-height:1.35;
  font-size:10px;
  box-shadow:0 10px 24px rgba(20,30,45,.22);
}
@media(max-width:760px){
  .message.lathe-side{
    left:7px;
    top:auto;
    bottom:286px;
    max-width:198px;
    font-size:9px;
    padding:10px 11px;
  }
}
@media(max-width:460px){
  .message.lathe-side{
    bottom:274px;
    max-width:205px;
  }
}

/* =========================================================
   MOBILE VERSION
   ========================================================= */
.mobile-version .topbar{
  left:6px; right:6px; top:5px;
  min-height:68px;
  padding:7px 9px;
  border-radius:14px;
}
.mobile-version .topbar h1{
  margin:2px 0;
  font-size:16px;
  line-height:1.05;
}
.mobile-version .topbar .eyebrow{font-size:6px}
.mobile-version .phase-text{font-size:8px}
.mobile-version .top-stats>div{display:none}
.mobile-version .icon-btn{
  width:38px;height:38px;flex:0 0 38px;
}

.mobile-version .side-panel{
  left:7px;
  top:78px;
  width:185px;
  padding:9px 10px;
  border-radius:13px;
}
.mobile-version .side-panel h2{font-size:15px;margin:3px 0 5px}
.mobile-version .side-panel p{
  font-size:9px;
  line-height:1.3;
  max-height:52px;
  overflow:hidden;
}
.mobile-version .meter-block{margin-top:8px}
.mobile-version .test-btn{
  min-height:34px;
  padding:0 7px;
  font-size:8px;
}
.mobile-version .side-panel .main-btn{
  min-height:34px;
  margin-top:7px;
  font-size:9px;
}

.mobile-version .sample-panel{
  left:auto;
  right:7px;
  top:78px;
  width:165px;
  padding:8px;
  border-radius:13px;
}
.mobile-version .sample-panel>b{font-size:11px;margin:2px 0 3px}
.mobile-version .sample-panel canvas{
  height:54px;
  border-radius:7px;
}
.mobile-version .sample-legend{
  font-size:6px;
  white-space:nowrap;
}
.mobile-version .goal-line,
.mobile-version .actual-line{
  width:14px;height:2px;margin:0 2px 1px 4px;
}

/* Основная мобильная панель */
.mobile-version .lathe-controls.mobile-controls{
  left:6px;
  right:6px;
  bottom:6px;
  transform:none;
  width:auto;
  padding:8px;
  border-radius:14px;
  max-height:none;
  overflow:visible;
}
.mobile-control-grid{
  display:grid;
  grid-template-columns:1fr 1.45fr;
  gap:7px;
}
.mobile-block{
  min-width:0;
}
.mobile-version .ctl-label{
  font-size:7px;
  margin-bottom:3px;
}
.mobile-version .segmented{
  gap:3px;
}
.mobile-version .segmented button{
  min-height:34px;
  padding:0 4px;
  border-radius:8px;
  font-size:9px;
  line-height:1.05;
}
.mobile-version .rpm-modes{
  grid-template-columns:1fr 1fr;
}
.mobile-version .force-mobile{
  grid-template-columns:repeat(3,1fr);
}
.mobile-version .tool-mobile{
  grid-template-columns:repeat(3,1fr);
}
.mobile-tool-row{
  margin-top:7px;
}
.mobile-rpm{
  margin-top:4px;
  padding:4px 6px;
  min-height:28px;
}
.mobile-rpm>span{display:none}
.mobile-rpm b{font-size:10px;margin:0 0 3px}
.mobile-rpm .rpm-meter{height:4px}

.mobile-actions{
  display:grid;
  grid-template-columns:1.35fr .65fr;
  gap:5px;
  margin-top:7px;
}
.mobile-power,
.mobile-finish{
  min-height:38px;
  border:0;
  border-radius:9px;
  font-weight:950;
  font-size:10px;
}
.mobile-power{
  color:#fff;
  background:linear-gradient(135deg,#4f67d8,#7184eb);
}
.mobile-finish{
  color:#4c5d73;
  background:#edf0f4;
}

.mobile-version .cut-status,
.mobile-version .drag-status{
  padding:5px 7px;
  font-size:8px;
  margin-top:4px;
  border-radius:7px;
}
.mobile-version .drag-status{
  background:#edf2ff;
  color:#5268cb;
}

/* На мобильной версии никакая подсказка не должна висеть по центру */
.mobile-version .message{
  display:none !important;
}

/* Курсоры не нужны на touch */
.mobile-version #renderCanvas,
.mobile-version #renderCanvas.lathe-ready,
.mobile-version #renderCanvas.cutter-dragging{
  cursor:default;
  touch-action:none;
}

/* Портрет */
@media(max-width:600px){
  .mobile-version .side-panel{width:168px}
  .mobile-version .sample-panel{width:153px}
  .mobile-version .lathe-controls.mobile-controls{
    padding:7px;
  }
  .mobile-version .segmented button{font-size:8px}
}

/* Очень узкие телефоны */
@media(max-width:390px){
  .mobile-version .side-panel{
    width:150px;
  }
  .mobile-version .sample-panel{
    width:142px;
  }
  .mobile-control-grid{
    grid-template-columns:1fr 1.55fr;
  }
  .mobile-version .segmented button{
    font-size:7.5px;
    padding:0 2px;
  }
}

/* Альбомная ориентация: панель ниже и шире, сцена максимально свободна */
@media(orientation:landscape) and (max-height:600px){
  .mobile-version .topbar{
    min-height:54px;
  }
  .mobile-version .topbar h1{font-size:14px}
  .mobile-version .side-panel{
    top:63px;
    width:180px;
  }
  .mobile-version .sample-panel{
    top:63px;
    width:170px;
  }
  .mobile-version .lathe-controls.mobile-controls{
    left:50%;
    right:auto;
    transform:translateX(-50%);
    width:min(720px,calc(100vw - 12px));
    padding:6px 8px;
  }
  .mobile-control-grid{
    grid-template-columns:.8fr 1.2fr;
  }
  .mobile-version .segmented button{min-height:30px}
  .mobile-actions{margin-top:5px}
  .mobile-power,.mobile-finish{min-height:34px}
  .mobile-version .cut-status,
  .mobile-version .drag-status{padding:4px 6px}
}


/* =========================================================
   v1.1.9 — ОБРАЗЕЦ x2 + БОЛЕЕ КОМПАКТНЫЙ НИЖНИЙ ИНТЕРФЕЙС
   ========================================================= */

/* Образец справа сверху — примерно в 2 раза крупнее */
.mobile-version .sample-panel{
  width:330px;
  padding:10px 12px;
  border-radius:14px;
}

.mobile-version .sample-panel .eyebrow{
  font-size:8px;
}

.mobile-version .sample-panel>b{
  font-size:16px;
  margin:3px 0 6px;
}

.mobile-version .sample-panel canvas{
  height:108px;
  border-radius:9px;
}

.mobile-version .sample-legend{
  font-size:8px;
  margin-top:4px;
}

.mobile-version .goal-line,
.mobile-version .actual-line{
  width:24px;
  height:3px;
  margin:0 3px 2px 5px;
}


/* Нижний блок — ниже по высоте и аккуратнее */
.mobile-version .lathe-controls.mobile-controls{
  left:50%;
  right:auto;
  bottom:5px;
  transform:translateX(-50%);
  width:min(1120px,calc(100vw - 12px));
  padding:5px 7px;
  border-radius:11px;
}

.mobile-control-grid{
  grid-template-columns:.72fr 1.28fr;
  gap:5px;
}

.mobile-version .ctl-label{
  font-size:6px;
  margin-bottom:2px;
}

.mobile-version .segmented{
  gap:3px;
}

.mobile-version .segmented button{
  min-height:25px;
  padding:0 5px;
  border-radius:6px;
  font-size:8px;
  line-height:1;
}

.mobile-tool-row{
  margin-top:4px;
}

.mobile-rpm{
  margin-top:2px;
  padding:2px 5px;
  min-height:20px;
}

.mobile-rpm b{
  font-size:8px;
  margin:0 0 1px;
}

.mobile-rpm .rpm-meter{
  height:3px;
}

.mobile-actions{
  gap:4px;
  margin-top:4px;
}

.mobile-power,
.mobile-finish{
  min-height:28px;
  border-radius:7px;
  font-size:8px;
}

.mobile-version .cut-status,
.mobile-version .drag-status{
  padding:3px 6px;
  font-size:7px;
  margin-top:2px;
  border-radius:6px;
  line-height:1.1;
}

/* На широком экране не растягиваем панель до всей ширины */
@media(min-width:900px){
  .mobile-version .lathe-controls.mobile-controls{
    width:min(1050px,calc(100vw - 20px));
  }
}

/* Телефон: образец крупнее старого, но не закрывает половину экрана */
@media(max-width:600px){
  .mobile-version .sample-panel{
    width:250px;
    padding:8px;
  }

  .mobile-version .sample-panel>b{
    font-size:13px;
  }

  .mobile-version .sample-panel canvas{
    height:82px;
  }

  .mobile-version .lathe-controls.mobile-controls{
    width:calc(100vw - 10px);
    padding:5px;
  }

  .mobile-version .segmented button{
    min-height:27px;
    font-size:7.5px;
  }
}

/* Очень узкий экран */
@media(max-width:390px){
  .mobile-version .sample-panel{
    width:220px;
  }

  .mobile-version .sample-panel canvas{
    height:72px;
  }
}

/* Альбомная ориентация телефона */
@media(orientation:landscape) and (max-height:600px){
  .mobile-version .sample-panel{
    width:270px;
  }

  .mobile-version .sample-panel canvas{
    height:80px;
  }

  .mobile-version .lathe-controls.mobile-controls{
    width:min(900px,calc(100vw - 10px));
    padding:4px 6px;
  }

  .mobile-version .segmented button{
    min-height:24px;
  }

  .mobile-power,
  .mobile-finish{
    min-height:27px;
  }
}


/* =========================================================
   v1.2.0 — АКЦЕНТ НА КНОПКАХ ЗАПУСКА И УСТАНОВКИ
   ========================================================= */

/* 1) Кнопка "Установить на станок" — сильно крупнее и оранжевая */
#stageAction.main-btn{
  min-height: 96px;
  padding: 14px 18px;
  border-radius: 20px;
  border: 4px solid #ff8a00;
  background: linear-gradient(135deg,#ffb347,#ff8a00);
  color: #ffffff;
  font-size: 24px;
  line-height: 1.05;
  font-weight: 1000;
  letter-spacing: .2px;
  box-shadow: 0 10px 28px rgba(255,138,0,.35);
  text-transform: none;
}

#stageAction.main-btn:hover,
#stageAction.main-btn:focus-visible{
  border-color:#ff7a00;
  box-shadow: 0 12px 30px rgba(255,138,0,.42);
}

#stageAction.main-btn:disabled{
  opacity: 1;
  background: linear-gradient(135deg,#ffd196,#ffae42);
  color:#fff;
  border-color:#ff9a1f;
}

/* 2) Кнопка запуска станка — выделить оранжевой рамкой */
#lathePower.mobile-power{
  border: 3px solid #ff8a00;
  box-shadow: 0 0 0 3px rgba(255,138,0,.14), 0 8px 20px rgba(255,138,0,.22);
  position: relative;
}

#lathePower.mobile-power:hover,
#lathePower.mobile-power:focus-visible{
  border-color:#ff7a00;
  box-shadow: 0 0 0 4px rgba(255,138,0,.16), 0 10px 24px rgba(255,138,0,.28);
}

/* Делаем текст чуть крупнее и жирнее */
#lathePower.mobile-power,
#finishBtn.mobile-finish{
  font-weight: 1000;
}

#lathePower.mobile-power{
  font-size: 10px;
}

/* 3) Если браузер уже показывает стартовую надпись, подсветка будет видна сразу */
#lathePower.mobile-power::before{
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 10px;
  pointer-events:none;
  border: 1px solid rgba(255,190,92,.65);
}

/* Адаптация под мобильный узкий экран */
@media (max-width: 760px){
  #stageAction.main-btn{
    min-height: 82px;
    font-size: 20px;
    padding: 12px 14px;
    border-width: 3px;
    border-radius: 18px;
  }

  #lathePower.mobile-power{
    border-width: 2px;
    font-size: 9px;
  }
}

@media (max-width: 480px){
  #stageAction.main-btn{
    min-height: 74px;
    font-size: 18px;
    padding: 10px 12px;
  }
}


/* =========================================================
   v1.2.1 — кнопка установки помещается в панель
   ========================================================= */
#stageAction.main-btn{
  width:100%;
  min-height:58px;
  padding:8px 8px;
  border:3px solid #ff8a00;
  border-radius:14px;
  background:linear-gradient(135deg,#ffb347,#ff8a00);
  color:#fff;
  font-size:15px;
  line-height:1.05;
  font-weight:1000;
  white-space:normal;
  overflow-wrap:normal;
  word-break:normal;
  box-shadow:0 7px 18px rgba(255,138,0,.28);
}
#stageAction.main-btn:disabled{
  opacity:1;
  background:linear-gradient(135deg,#ffc46b,#ff9b22);
  border-color:#ff8a00;
  color:#fff;
}
@media(max-width:760px){
  #stageAction.main-btn{
    min-height:54px;
    padding:7px 6px;
    font-size:13px;
    border-width:3px;
    border-radius:12px;
  }
}
@media(max-width:460px){
  #stageAction.main-btn{
    min-height:50px;
    font-size:12px;
    padding:6px 5px;
  }
}