/* ============================================================
   КОВЧЕГ-11 — оформление
   ============================================================ */
:root{
  --c1:#4fe3ff;      /* основной неон */
  --c2:#b06bff;      /* акцент */
  --ok:#4dffb0;
  --bad:#ff5c7a;
  --warn:#ffd23a;
  --ink:#e8f4ff;
  --dim:#8fa8c4;
  --glass:rgba(12,20,36,.72);
  --line:rgba(120,190,255,.22);
  --font:"Segoe UI","Trebuchet MS",Verdana,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--font);
  background:#04060e;color:var(--ink);
  overflow:hidden;
  -webkit-font-smoothing:antialiased;
}
#bg{position:fixed;inset:0;z-index:0}
#app{position:fixed;inset:0;z-index:1;display:flex;flex-direction:column}
#screens{flex:1;position:relative;overflow:hidden}
#screens>section{
  position:absolute;inset:0;display:none;flex-direction:column;
  animation:fade .35s ease;
}
#screens>section.on{display:flex}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------------- кнопки ---------------- */
.btn{
  font-family:var(--font);font-size:15px;font-weight:600;color:var(--ink);
  background:linear-gradient(180deg,rgba(50,80,120,.55),rgba(18,30,52,.65));
  border:1px solid var(--line);border-radius:10px;
  padding:10px 18px;cursor:pointer;transition:.18s;
  backdrop-filter:blur(6px);
}
.btn:hover{border-color:var(--c1);color:#fff;transform:translateY(-1px);box-shadow:0 6px 22px rgba(80,200,255,.22)}
.btn:active{transform:translateY(0)}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none}
.btn.primary{
  background:linear-gradient(180deg,#2ea9d8,#1b5f8f);border-color:#6fe4ff;color:#fff;
  box-shadow:0 4px 20px rgba(60,190,255,.3)
}
.btn.primary:hover{background:linear-gradient(180deg,#48c6f0,#2273a6)}
.btn.ghost{background:rgba(10,18,32,.5)}
.btn.big{font-size:19px;padding:16px 34px;letter-spacing:.06em}
.btn.small{font-size:13px;padding:8px 12px}

/* ---------------- МЕНЮ ---------------- */
.menu-wrap{
  margin:auto;text-align:center;max-width:820px;padding:24px;
}
.logo-sub{letter-spacing:.55em;font-size:12px;color:var(--dim);text-transform:uppercase}
.logo h1{
  font-size:clamp(48px,9vw,104px);line-height:1;letter-spacing:.06em;font-weight:800;
  background:linear-gradient(180deg,#fff,#6fd8ff 55%,#2d7fb8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 60px rgba(80,200,255,.35);
}
.logo h1 span{color:transparent;background:linear-gradient(180deg,#ffd8f0,#b06bff);-webkit-background-clip:text;background-clip:text}
.logo-tag{
  letter-spacing:.42em;font-size:clamp(11px,1.6vw,15px);color:var(--c1);margin-top:6px;
  text-transform:uppercase;
}
.menu-story{margin:26px auto 0;max-width:660px;color:#c3d8ee;line-height:1.65;font-size:16px}
.menu-story b{color:var(--c1)}
.menu-prog{margin:22px 0 6px;color:var(--dim);font-size:15px}
.menu-prog b{color:#fff}
.menu-btns{display:flex;flex-direction:column;gap:12px;align-items:center;margin-top:18px}
.menu-btns .btn{width:min(360px,80vw)}
.menu-foot{margin-top:26px}
.menu-foot{color:#5d7796;font-size:13px}

/* ---------------- верхняя панель ---------------- */
.top{
  display:flex;align-items:center;gap:16px;padding:12px 20px;
  background:linear-gradient(180deg,rgba(6,12,24,.9),rgba(6,12,24,.35));
  border-bottom:1px solid var(--line);flex-shrink:0;
}
.top-title{font-weight:800;letter-spacing:.2em;font-size:15px}
.top-stat{margin-left:auto;color:var(--dim);font-size:14px}
.top-stat b{color:#fff}

/* ---------------- КАРТА ---------------- */
.map-scroll{flex:1;overflow-y:auto;padding:20px}
.ship-hint{text-align:center;color:var(--dim);margin-bottom:16px;font-size:14px}
.zones{display:grid;gap:14px;max-width:1000px;margin:0 auto 40px}
.zone{
  --zc:#4fe3ff;
  display:flex;gap:18px;align-items:center;padding:16px 18px;cursor:pointer;
  background:linear-gradient(100deg,rgba(20,32,54,.85),rgba(10,16,30,.7));
  border:1px solid var(--line);border-left:5px solid var(--zc);
  border-radius:14px;transition:.2s;position:relative;overflow:hidden;
}
.zone:before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(600px 80px at 0% 50%,color-mix(in srgb,var(--zc) 22%,transparent),transparent 70%);
  opacity:.6;pointer-events:none;
}
.zone:hover{transform:translateX(6px);border-color:var(--zc);box-shadow:0 8px 30px rgba(0,0,0,.5)}
.zone.locked{opacity:.45;filter:grayscale(.7);cursor:not-allowed}
.zone.locked:hover{transform:none}
.zone.final{border-style:dashed}
.z-ico{font-size:40px;filter:drop-shadow(0 0 12px var(--zc));flex-shrink:0}
.z-main{flex:1;min-width:0}
.z-grade{font-size:11px;letter-spacing:.24em;color:var(--zc);text-transform:uppercase}
.z-main h3{font-size:19px;margin:2px 0 4px;letter-spacing:.03em}
.z-main p{color:#a9c2da;font-size:13.5px;line-height:1.45}
.z-bar{height:6px;border-radius:4px;background:rgba(255,255,255,.09);margin:9px 0 5px;overflow:hidden}
.z-bar i{display:block;height:100%;background:var(--zc);border-radius:4px;transition:width .5s;box-shadow:0 0 12px var(--zc)}
.z-sub{font-size:12px;color:var(--dim)}
.z-lock{font-size:26px;opacity:.7}

/* ---------------- УРОВЕНЬ ---------------- */
.lv-top{align-items:flex-start;gap:14px}
.lv-head{flex:1;min-width:0}
.lv-zone{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--c1)}
.lv-head h2{font-size:21px;margin:1px 0 3px;letter-spacing:.02em}
.lv-goal{font-size:13.5px;color:#a9c2da;line-height:1.4;max-width:70ch}
.lv-goal b{color:var(--warn)}
.lv-tools{display:flex;gap:8px;flex-shrink:0;flex-wrap:wrap;justify-content:flex-end}

.lv-body{flex:1;display:flex;gap:14px;padding:14px 18px 18px;min-height:0}
.stage{
  flex:1;position:relative;min-width:0;display:flex;align-items:center;justify-content:center;
}
#game{
  width:100%;height:auto;max-height:100%;aspect-ratio:16/9;
  border-radius:14px;border:1px solid var(--line);
  background:radial-gradient(120% 120% at 50% 0%,#0b1526,#050912 70%);
  box-shadow:0 18px 60px rgba(0,0,0,.6), inset 0 0 60px rgba(40,120,200,.09);
  touch-action:none;cursor:crosshair;
}
.panel{
  width:290px;flex-shrink:0;overflow-y:auto;padding:14px;
  background:var(--glass);border:1px solid var(--line);border-radius:14px;
  backdrop-filter:blur(10px);
}
.p-group{
  font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--c1);
  margin:14px 0 8px;padding-bottom:5px;border-bottom:1px solid var(--line);
}
.p-group:first-child{margin-top:0}
.p-note{font-size:12.5px;color:#9fb8d2;line-height:1.5;margin:8px 0;padding:8px 10px;
  background:rgba(80,160,255,.07);border-left:2px solid var(--c1);border-radius:0 6px 6px 0}
.p-row{margin-bottom:12px}
.p-row label{display:flex;justify-content:space-between;align-items:baseline;
  font-size:12.5px;color:#b9cee4;margin-bottom:5px;gap:8px}
.p-row label b{color:#fff;font-size:14px;font-variant-numeric:tabular-nums;white-space:nowrap}
.p-unit{color:var(--dim);font-weight:400}
input[type=range]{
  width:100%;height:22px;-webkit-appearance:none;appearance:none;background:transparent;cursor:pointer;
}
input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:4px;
  background:linear-gradient(90deg,var(--c1),var(--c2));box-shadow:0 0 10px rgba(80,200,255,.35)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;
  background:#fff;border:2px solid var(--c1);margin-top:-6px;box-shadow:0 0 10px var(--c1)}
input[type=range]::-moz-range-track{height:6px;border-radius:4px;background:linear-gradient(90deg,var(--c1),var(--c2))}
input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#fff;border:2px solid var(--c1)}
input[type=number],select{
  width:100%;padding:9px 10px;font-size:15px;font-family:var(--font);
  background:rgba(4,10,20,.8);color:#fff;border:1px solid var(--line);border-radius:8px;
}
input[type=number]:focus,select:focus{outline:none;border-color:var(--c1);box-shadow:0 0 0 3px rgba(80,200,255,.15)}
.p-btn{width:100%}
.p-info{
  padding:8px 10px;background:rgba(4,10,20,.7);border:1px solid var(--line);border-radius:8px;
  font-size:15px;font-variant-numeric:tabular-nums;color:#fff;
}
.p-info small{color:var(--dim);font-size:12px}
.p-bar{height:12px;border-radius:6px;background:rgba(255,255,255,.08);overflow:hidden;border:1px solid var(--line)}
.p-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--c1),var(--ok));transition:width .12s linear}
.seg{display:flex;gap:6px}
.seg-b{
  flex:1;padding:9px 6px;font-size:14px;font-family:var(--font);font-weight:600;
  background:rgba(4,10,20,.7);color:#a9c2da;border:1px solid var(--line);border-radius:8px;cursor:pointer;transition:.15s
}
.seg-b:hover{border-color:var(--c1);color:#fff}
.seg-b.on{background:linear-gradient(180deg,#2ea9d8,#1b5f8f);color:#fff;border-color:#6fe4ff}

/* ---------------- оверлей результата ---------------- */
#lv-over{position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  border-radius:14px;backdrop-filter:blur(4px);z-index:5}
#lv-over.show{display:flex;animation:fade .3s ease}
#lv-over.win{background:radial-gradient(circle at 50% 40%,rgba(20,90,70,.75),rgba(2,8,14,.9))}
#lv-over.lose{background:radial-gradient(circle at 50% 40%,rgba(90,25,45,.7),rgba(2,8,14,.9))}
.ov-box{text-align:center;max-width:min(560px,86%);padding:22px}
.ov-ico{font-size:52px;filter:drop-shadow(0 0 20px rgba(255,255,255,.4));animation:pop .5s ease}
@keyframes pop{0%{transform:scale(0)}70%{transform:scale(1.25)}100%{transform:scale(1)}}
.ov-box h3{font-size:26px;letter-spacing:.1em;margin:6px 0}
.ov-box p{color:#cfe0f2;line-height:1.55;margin:8px 0;font-size:15px}
.ov-learn{
  margin:14px 0;padding:12px 14px;text-align:left;font-size:14px;line-height:1.6;
  background:rgba(80,200,255,.09);border:1px solid var(--line);border-radius:10px;color:#d7e8f8;
}
.ov-learn b{color:var(--c1)}
.ov-extra{margin:10px 0;font-size:14px;color:var(--warn)}
.ov-new{margin:8px 0;color:var(--ok);font-weight:700;letter-spacing:.05em}
.ov-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:16px}

/* ---------------- звёзды ---------------- */
.stars{display:inline-flex;gap:4px}
.star{color:rgba(255,255,255,.2);font-size:18px}
.star.on{color:var(--warn);text-shadow:0 0 12px rgba(255,210,60,.8)}
.stars.big .star{font-size:34px}

/* ---------------- модальные окна ---------------- */
.modal-back{
  position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;
  background:rgba(2,6,14,.72);backdrop-filter:blur(6px);opacity:0;transition:.25s;padding:20px;
}
.modal-back.in{opacity:1}
.modal{
  width:min(560px,100%);max-height:88vh;display:flex;flex-direction:column;
  background:linear-gradient(180deg,rgba(18,30,52,.98),rgba(8,14,26,.98));
  border:1px solid var(--line);border-radius:16px;box-shadow:0 30px 80px rgba(0,0,0,.7);
  transform:translateY(14px) scale(.97);transition:.28s;
}
.modal.wide{width:min(860px,100%)}
.modal-back.in .modal{transform:none}
.modal-head{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.mh-icon{font-size:26px}
.modal-head h3{font-size:19px;letter-spacing:.03em}
.modal-body{padding:18px 20px;overflow-y:auto}
.modal-foot{display:flex;gap:10px;justify-content:flex-end;padding:14px 20px;border-top:1px solid var(--line)}

/* ---------------- теория ---------------- */
.theory{line-height:1.7;font-size:15px;color:#d3e4f5}
.theory p{margin:10px 0}
.theory ul{margin:10px 0 10px 22px}
.theory li{margin:4px 0}
.theory b{color:#fff}
.theory .f{
  margin:14px 0;padding:12px 16px;text-align:center;font-size:17px;color:#eaffff;
  background:linear-gradient(90deg,rgba(80,200,255,.14),rgba(176,107,255,.14));
  border:1px solid var(--line);border-radius:10px;font-weight:600;letter-spacing:.02em;
}
.theory .tip{
  margin-top:14px;padding:11px 14px;font-size:14px;color:#ffe9a8;
  background:rgba(255,210,60,.09);border-left:3px solid var(--warn);border-radius:0 8px 8px 0;
}
.theory.victory .f{font-size:19px}
.hint-cost{margin-top:14px;font-size:12.5px;color:var(--dim);text-align:center}

/* ---------------- список уровней ---------------- */
.lv-list{display:grid;gap:10px}
.lv-card{
  display:flex;gap:14px;align-items:center;padding:12px 14px;cursor:pointer;
  background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:12px;transition:.18s;
}
.lv-card:hover{background:rgba(80,200,255,.11);border-color:var(--c1);transform:translateX(4px)}
.lv-card.locked{opacity:.4;cursor:not-allowed}
.lv-card.locked:hover{transform:none;background:rgba(255,255,255,.04);border-color:var(--line)}
.lv-num{
  width:34px;height:34px;flex-shrink:0;display:grid;place-items:center;border-radius:9px;
  background:linear-gradient(180deg,#2ea9d8,#1b5f8f);font-weight:800;
}
.lv-info{flex:1;min-width:0}
.lv-info h4{font-size:16px;margin-bottom:2px}
.lv-info p{font-size:13px;color:#a9c2da;line-height:1.4}
.lv-tag{display:inline-block;margin-top:5px;font-size:11px;color:var(--c2);
  background:rgba(176,107,255,.13);padding:2px 8px;border-radius:20px}
.lv-right{flex-shrink:0;font-size:20px}

/* ---------------- кодекс ---------------- */
.codex{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px;max-width:1000px;margin:0 auto 40px}
.cx-card{
  display:flex;gap:14px;align-items:center;padding:14px;cursor:pointer;
  background:rgba(255,255,255,.045);border:1px solid var(--line);border-radius:12px;transition:.18s;
}
.cx-card:hover{background:rgba(80,200,255,.12);border-color:var(--c1);transform:translateY(-3px)}
.cx-ico{font-size:28px}
.cx-grade{font-size:11px;letter-spacing:.2em;color:var(--c1);text-transform:uppercase}
.cx-card h4{font-size:15px;margin-top:2px;line-height:1.3}

/* ---------------- реплики ЭХО ---------------- */
.say-back{
  position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center;
  padding:0 20px 34px;background:rgba(2,6,14,.55);backdrop-filter:blur(3px);
  opacity:0;transition:.3s;cursor:pointer;
}
.say-back.in{opacity:1}
.say-box{
  display:flex;gap:16px;align-items:flex-start;width:min(860px,100%);padding:18px 22px;
  background:linear-gradient(180deg,rgba(16,30,52,.97),rgba(8,14,26,.97));
  border:1px solid var(--c1);border-radius:16px;
  box-shadow:0 0 60px rgba(80,200,255,.22),0 20px 60px rgba(0,0,0,.7);
  transform:translateY(20px);transition:.3s;
}
.say-back.in .say-box{transform:none}
.say-av{width:80px;height:80px;flex-shrink:0}
.say-main{flex:1;min-width:0}
.say-name{font-size:12px;letter-spacing:.22em;color:var(--c1);text-transform:uppercase;margin-bottom:6px}
.say-text{font-size:16.5px;line-height:1.6;color:#e6f2ff;min-height:3.2em}
.say-hint{margin-top:8px;font-size:12px;color:var(--dim);text-align:right;animation:blink 1.4s infinite}
@keyframes blink{50%{opacity:.35}}

/* ---------------- тосты ---------------- */
#toasts{position:fixed;top:14px;left:50%;transform:translateX(-50%);z-index:70;
  display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}
.toast{
  padding:10px 18px;border-radius:10px;font-size:14.5px;font-weight:600;
  background:rgba(12,24,42,.95);border:1px solid var(--c1);color:#fff;
  box-shadow:0 8px 30px rgba(0,0,0,.5);opacity:0;transform:translateY(-14px);transition:.3s;
}
.toast.in{opacity:1;transform:none}
.toast.bad{border-color:var(--bad);color:#ffd6de}
.toast.good{border-color:var(--ok);color:#d6ffee}
.toast.warn{border-color:var(--warn);color:#fff2c8}

/* ---------------- адаптив ---------------- */
@media (max-width:1000px){
  .lv-body{flex-direction:column;overflow-y:auto}
  .panel{width:100%;max-height:none}
  .stage{width:100%}
  #game{max-height:none}
  /* шапка перестраивается: кнопки сверху, заголовок отдельной строкой */
  .lv-top{flex-wrap:wrap;align-items:center}
  .lv-head{order:3;flex:1 0 100%;margin-top:8px}
  .lv-tools{margin-left:auto;flex-shrink:1;flex-wrap:wrap;justify-content:flex-end}
  .lv-goal{max-width:none}
}
@media (max-width:560px){
  .lv-tools .btn{padding:7px 9px;font-size:12px}
  .lv-head h2{font-size:18px}
  .menu-btns .btn{width:min(320px,90vw)}
}
@media (max-width:640px){
  .top{flex-wrap:wrap;gap:8px;padding:10px 12px}
  .top-stat{width:100%;margin-left:0;font-size:12px}
  .lv-body{padding:10px}
  .zone{gap:12px;padding:12px}
  .z-ico{font-size:30px}
}

/* скроллбары */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:rgba(255,255,255,.04)}
::-webkit-scrollbar-thumb{background:rgba(120,190,255,.3);border-radius:6px}
::-webkit-scrollbar-thumb:hover{background:rgba(120,190,255,.5)}