:root{
    --bg:#181026;
    --panel:#221a3a;
    --panel-2:#2c2148;
    --line:#453a68;
    --clay:#e3a375;
    --clay-bright:#f0bd94;
    --clay-dark:#c47f52;
    --glaze:#a7d8f0;
    --glaze-dark:#7cc0e0;
    --cream:#f3edff;
    --muted:#b3a4cf;
    --faint:#8577a3;
    --text-accent:#ffa8c6;

    --c-shape:#ff9eb8;
    --c-form:#7fe8cb;
    --c-line:#b3baff;
    --c-texture:#ffcb8a;
    --c-color:#ffaed6;
    --c-value:#ffe27a;
    --c-space:#7de8e6;
    --c-save:#82f0ae;
  }
  *{ box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
  html,body{ margin:0; padding:0; height:100%; overflow:hidden; background:var(--bg); }
  body{ font-family:-apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; color:var(--cream); }
  #app{ display:flex; width:100vw; height:100vh; height:100dvh; }

  /* ---------- main menu ---------- */
  #mainMenu{
    position:fixed; inset:0; z-index:1000;
    display:flex; flex-direction:column; align-items:center; justify-content:center;
    text-align:center;
    padding:max(24px, env(safe-area-inset-top)) max(24px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(24px, env(safe-area-inset-left));
    overflow:hidden;
    background:linear-gradient(-45deg,#241a44,#1a1330,#2a0e3d,#14213d,#2c1b4a,#181026);
    background-size:400% 400%;
    animation:menuGradient 20s ease infinite;
    transition:opacity .5s ease, visibility .5s ease;
  }
  @keyframes menuGradient{ 0%{background-position:0% 50%;} 50%{background-position:100% 50%;} 100%{background-position:0% 50%;} }
  #mainMenu.hidden{ opacity:0; visibility:hidden; pointer-events:none; }
  #mainMenu::before, #mainMenu::after{
    content:""; position:absolute; border-radius:50%; background:rgba(255,255,255,0.12);
    filter:blur(6px); pointer-events:none;
  }
  #mainMenu::before{ width:260px; height:120px; top:8%; left:-60px; animation:drift 22s ease-in-out infinite; }
  #mainMenu::after{ width:200px; height:100px; bottom:10%; right:-50px; animation:drift 26s ease-in-out infinite reverse; }
  @keyframes drift{ 0%,100%{ transform:translateX(0) translateY(0);} 50%{ transform:translateX(40px) translateY(-14px);} }
  .menu-blob{ position:absolute; border-radius:50%; filter:blur(2px); opacity:.5; animation:floaty 8s ease-in-out infinite; }
  @keyframes floaty{ 0%,100%{ transform:translateY(0) rotate(0deg);} 50%{ transform:translateY(-26px) rotate(12deg);} }
  .menu-emoji{ font-size:clamp(26px,7vw,38px); position:absolute; animation:floaty 7s ease-in-out infinite; filter:drop-shadow(0 6px 10px rgba(0,0,0,.35)); }
  .menu-card{
    position:relative; z-index:2;
    background:rgba(36,26,68,0.62); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
    border:2px solid rgba(255,255,255,0.18);
    border-radius:32px; padding:clamp(28px,6vw,44px) clamp(22px,6vw,40px);
    width:100%; max-width:440px;
    box-shadow:0 24px 60px -12px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.12);
  }
  .menu-kicker{ font-size:12px; letter-spacing:.22em; text-transform:uppercase; font-weight:800; color:var(--text-accent); opacity:.95; margin-bottom:10px; }
  .menu-title{ font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif; font-weight:800; font-size:clamp(30px,9vw,44px); line-height:1.05; color:var(--cream); text-shadow:0 3px 0 rgba(0,0,0,0.3); margin:0 0 12px; }
  .menu-sub{ font-size:clamp(13px,3.6vw,14.5px); color:var(--muted); opacity:.95; line-height:1.55; margin-bottom:28px; }
  .start-btn{ appearance:none; border:none; cursor:pointer; font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif; font-weight:700; font-size:clamp(17px,4.6vw,20px); color:#6a3a5c; padding:18px 40px; border-radius:999px; background:linear-gradient(155deg,#fff6fb,#ffd3e6); box-shadow:0 10px 0 #d688aa, 0 16px 34px rgba(0,0,0,0.45); transition:transform .12s ease, box-shadow .12s ease; }
  .start-btn:hover{ transform:translateY(-3px); box-shadow:0 13px 0 #d688aa, 0 18px 38px rgba(0,0,0,0.5); }
  .start-btn:active{ transform:translateY(3px); box-shadow:0 6px 0 #d688aa, 0 10px 20px rgba(0,0,0,0.45); }
  .menu-foot{ margin-top:18px; font-size:12px; color:var(--faint); opacity:.9; }

  .install-btn{
    appearance:none; cursor:pointer; margin-top:14px; width:100%;
    font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight:700; font-size:13.5px; color:var(--cream);
    padding:12px 20px; border-radius:999px; border:2px solid rgba(255,255,255,0.2);
    background:rgba(255,255,255,0.06); align-items:center; justify-content:center; gap:6px;
    transition:transform .12s ease, border-color .15s ease, background .15s ease;
  }
  .install-btn:hover{ border-color:var(--text-accent); background:rgba(255,255,255,0.1); }
  .install-btn:active{ transform:scale(.96); }

  .modal-overlay{
    position:fixed; inset:0; z-index:1100; display:none; align-items:center; justify-content:center;
    padding:24px; background:rgba(10,7,20,0.6); backdrop-filter:blur(4px);
  }
  .modal-overlay.open{ display:flex; }
  .modal-card{
    width:100%; max-width:380px; background:var(--panel); border:1px solid var(--line);
    border-radius:24px; padding:26px 24px; box-shadow:0 24px 60px -12px rgba(0,0,0,0.6);
  }
  .modal-title{
    font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight:800; font-size:19px; color:var(--cream); margin-bottom:14px;
  }
  .modal-body{ font-size:13.5px; color:var(--muted); line-height:1.6; }
  .modal-body p{ margin:0 0 10px; }
  .modal-body strong{ color:var(--cream); }
  .ios-share-glyph{ display:inline-block; }
  .modal-img{
    display:block; width:100%; aspect-ratio:1; object-fit:cover; border-radius:16px;
    border:1px solid var(--line); margin-bottom:16px; background:var(--panel-2);
  }
  .modal-actions{ display:flex; flex-direction:column; gap:10px; margin-top:6px; }
  .modal-btn{
    appearance:none; cursor:pointer; width:100%;
    font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight:700; font-size:14px; padding:13px; border:none; border-radius:999px;
    transition:transform .12s ease, background .15s ease, opacity .15s ease;
  }
  .modal-btn:active{ transform:scale(.97); }
  .modal-btn-primary{ color:#2a1f30; background:var(--c-save); margin-top:8px; }
  .modal-btn-ghost{ color:var(--cream); background:transparent; border:1.5px solid var(--line); }
  .modal-btn-ghost:hover{ border-color:var(--text-accent); }
  .modal-btn-text{ color:var(--faint); background:transparent; padding:6px; font-weight:600; }
  .modal-btn-text:hover{ color:var(--muted); }

  .name-row{ margin-bottom:18px; }
  .name-input{
    width:100%; box-sizing:border-box; text-align:center;
    font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size:15px; font-weight:600; color:var(--cream);
    padding:13px 20px; border-radius:999px; border:2px solid rgba(255,255,255,0.18);
    background:rgba(255,255,255,0.07); outline:none; appearance:none;
    transition:border-color .15s ease, background .15s ease;
  }
  .name-input::placeholder{ color:var(--faint); font-weight:500; }
  .name-input:focus{ border-color:var(--text-accent); background:rgba(255,255,255,0.12); }

  /* ---------- viewport ---------- */
  .viewport{ position:relative; flex:1; min-width:0; background:radial-gradient(120% 100% at 50% 15%, #2c2148 0%, var(--bg) 65%); }
  #canvas-container{ width:100%; height:100%; touch-action:none; cursor:grab; }
  #canvas-container.dragging{ cursor:grabbing; }
  #canvas-container canvas{ display:block; }

  .hud{ position:absolute; top:0; left:0; right:0; padding:max(22px, env(safe-area-inset-top)) max(26px, env(safe-area-inset-right)) 22px max(26px, env(safe-area-inset-left)); display:flex; justify-content:space-between; align-items:flex-start; pointer-events:none; z-index:10; }
  .hud-left{ display:flex; align-items:center; gap:12px; min-width:0; }
  .hud .brand{ min-width:0; }
  .hud .eyebrow{ font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--text-accent); font-weight:700; margin-bottom:4px; }
  .hud h1{ font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif; font-weight:700; font-size:clamp(19px,5vw,27px); margin:0; color:var(--cream); text-shadow:0 2px 0 rgba(255,255,255,0.6); }
  .hud .tag{ font-size:12px; color:var(--muted); margin-top:3px; }

  .icon-btn{ pointer-events:auto; flex-shrink:0; width:46px; height:46px; border-radius:50%; border:2px solid rgba(255,255,255,0.18); background:rgba(44,33,72,0.7); backdrop-filter:blur(6px); color:var(--cream); font-size:18px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:transform .15s ease, border-color .15s ease; box-shadow:0 4px 14px -4px rgba(0,0,0,0.5); }
  .icon-btn:hover{ border-color:var(--c-space); transform:scale(1.06); }
  .icon-btn:active{ transform:scale(.94); }
  .music-btn.muted{ opacity:.55; }
  #backBtn{ font-size:20px; }

  .hint{ position:absolute; bottom:max(20px, env(safe-area-inset-bottom)); left:max(26px, env(safe-area-inset-left)); font-size:12px; color:var(--muted); background:rgba(44,33,72,0.75); border:1px solid var(--line); padding:8px 12px; border-radius:20px; pointer-events:none; transition:opacity .8s ease; backdrop-filter: blur(4px); z-index:10; box-shadow:0 4px 14px -4px rgba(0,0,0,0.4); }
  .hint.hidden{ opacity:0; }

  .panel-toggle{ display:none; }

  /* ---------- panel ---------- */
  .panel{ width:378px; flex-shrink:0; background:linear-gradient(180deg,var(--panel),var(--panel-2)); border-left:1px solid var(--line); overflow-y:auto; padding:22px 18px calc(90px + env(safe-area-inset-bottom)); }
  .panel::-webkit-scrollbar{ width:8px; }
  .panel::-webkit-scrollbar-thumb{ background:var(--line); border-radius:4px; }

  .panel-head{ margin-bottom:18px; padding:0 4px; }
  .panel-head .eyebrow{ font-size:10.5px; letter-spacing:.16em; text-transform:uppercase; color:var(--text-accent); font-weight:700; }
  .panel-head h2{ font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif; font-weight:700; font-size:21px; margin:4px 0 0; color:var(--cream); }

  section.ctl{ background:var(--panel-2); border:1px solid var(--line); border-radius:16px; margin-bottom:10px; overflow:hidden; box-shadow:0 2px 10px -4px rgba(0,0,0,0.3); }
  .ctl-toggle{ width:100%; appearance:none; border:none; background:transparent; cursor:pointer; display:flex; align-items:center; justify-content:space-between; padding:14px 16px; font-family:-apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; text-align:left; }
  .ctl-toggle-left{ display:flex; align-items:center; gap:11px; }
  .dot{ width:11px; height:11px; border-radius:50%; background:var(--accent); box-shadow:0 0 10px var(--accent); flex-shrink:0; }
  .ctl-title{ font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif; font-size:15.5px; font-weight:600; color:var(--cream); }
  .ctl-sub{ font-size:11px; color:var(--faint); margin-top:1px; }
  .ctl-val{ font-size:10.5px; color:#5b4b63; font-weight:800; font-variant-numeric:tabular-nums; background:var(--accent); padding:3px 9px; border-radius:20px; }
  .chevron{ color:var(--faint); transition:transform .3s ease; font-size:14px; }
  .ctl.open .chevron{ transform:rotate(180deg); color:var(--text-accent); }

  .ctl-body{ max-height:0; opacity:0; overflow:hidden; transition:max-height .4s ease, opacity .3s ease, padding .4s ease; padding:0 16px; }
  .ctl.open .ctl-body{ max-height:900px; opacity:1; padding:0 16px 16px; }

  .row-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:10px; }

  .btn-row{ display:flex; flex-wrap:wrap; gap:8px; }
  .btn{ appearance:none; border:1px solid var(--line); background:#241a3c; color:var(--muted); font-family:-apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; font-size:12.5px; font-weight:600; padding:9px 14px; border-radius:999px; cursor:pointer; transition:transform .12s ease, background .15s ease, color .15s ease, border-color .15s ease; }
  .btn:hover{ border-color:var(--accent); color:var(--cream); }
  .btn:active{ transform:scale(.94); }
  .btn.active{ background:var(--accent); border-color:var(--accent); color:#2a1f30; font-weight:700; box-shadow:0 4px 14px -2px var(--accent); }

  input[type=range]{ -webkit-appearance:none; width:100%; height:6px; border-radius:3px; background:var(--line); outline:none; margin:6px 0 2px; }
  input[type=range]::-webkit-slider-thumb{ -webkit-appearance:none; width:19px; height:19px; border-radius:50%; background:var(--accent); border:3px solid var(--bg); box-shadow:0 0 0 1px var(--accent), 0 2px 8px rgba(0,0,0,0.45); cursor:pointer; }
  input[type=range]::-moz-range-thumb{ width:16px; height:16px; border-radius:50%; background:var(--accent); border:3px solid var(--bg); cursor:pointer; }

  .swatch-row{ display:flex; gap:16px; align-items:center; }
  .swatch{ display:flex; flex-direction:column; align-items:center; gap:6px; }
  .swatch label{ font-size:10.5px; color:var(--faint); text-transform:uppercase; letter-spacing:.06em; }
  input[type=color]{ -webkit-appearance:none; width:44px; height:44px; border:none; border-radius:50%; padding:0; background:none; cursor:pointer; overflow:hidden; }
  input[type=color]::-webkit-color-swatch-wrapper{ padding:0; border-radius:50%; }
  input[type=color]::-webkit-color-swatch{ border:3px solid var(--line); border-radius:50%; }

  .form-editor-wrap{ display:flex; gap:14px; align-items:flex-start; }
  #formEditor{ touch-action:none; border-radius:12px; background:radial-gradient(120% 100% at 50% 0%, var(--panel-2), var(--bg)); border:1px solid var(--line); }
  .form-hint{ font-size:11px; color:var(--faint); line-height:1.5; max-width:110px; }

  .toggle-row{ display:flex; align-items:center; justify-content:space-between; }
  .switch{ position:relative; width:40px; height:24px; flex-shrink:0; }
  .switch input{ opacity:0; width:0; height:0; }
  .switch .slider{ position:absolute; inset:0; background:var(--line); border-radius:20px; transition:.2s; cursor:pointer; }
  .switch .slider:before{ content:""; position:absolute; width:18px; height:18px; left:3px; top:3px; background:var(--muted); border-radius:50%; transition:.2s; }
  .switch input:checked + .slider{ background:var(--accent); }
  .switch input:checked + .slider:before{ transform:translateX(16px); background:#fff; }

  .save-section{ background:transparent; border:none; }
  .save-btn{ width:100%; padding:16px; border-radius:14px; border:none; background:linear-gradient(155deg,#5cf0a0,var(--c-save)); color:#0e3d20; font-family:ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, sans-serif; font-weight:700; font-size:16.5px; cursor:pointer; letter-spacing:.01em; box-shadow:0 8px 22px -6px var(--c-save); transition:transform .12s ease; }
  .save-btn:active{ transform:scale(.97); }
  .save-sub{ text-align:center; font-size:11px; color:var(--faint); margin-top:10px; }

  .gallery-grid{ display:grid; grid-template-columns:repeat(3, 1fr); gap:8px; }
  .gallery-empty{ grid-column:1 / -1; font-size:11.5px; color:var(--faint); text-align:center; padding:18px 8px; line-height:1.5; }
  .gallery-item{ position:relative; aspect-ratio:1; border-radius:10px; overflow:hidden; border:1px solid var(--line); background:var(--panel); cursor:pointer; transition:transform .12s ease; }
  .gallery-item:hover{ transform:scale(1.03); }
  .gallery-item img{ width:100%; height:100%; object-fit:cover; display:block; }
  .gallery-remove{
    position:absolute; top:4px; right:4px; width:20px; height:20px; border-radius:50%;
    border:none; background:rgba(20,14,36,0.75); color:#fff; font-size:11px; line-height:1;
    cursor:pointer; display:flex; align-items:center; justify-content:center; backdrop-filter:blur(2px);
    transition:transform .12s ease, background .15s ease;
  }
  .gallery-remove:hover{ background:#e0507a; transform:scale(1.12); }

  .randomize-btn{ width:100%; padding:11px; border-radius:999px; border:2px dashed var(--accent); background:rgba(255,168,198,0.10); color:var(--text-accent); font-size:12.5px; font-weight:700; cursor:pointer; margin-top:12px; transition:transform .12s ease; }
  .randomize-btn:hover{ transform:scale(1.02); }
  .randomize-btn:active{ transform:scale(.96); }

  /* ---------- responsive ---------- */
  @media (max-width: 860px){
    #app{ flex-direction:column; }
    .viewport{ flex:none; height:46vh; min-height:300px; display:flex; flex-direction:column; }
    .panel{ width:100%; flex:1; border-left:none; border-top:1px solid var(--line); }
    /* HUD becomes a real header bar above the canvas instead of an overlay on it —
       on short screens a fixed-height overlay text block can collide with the pot,
       which is framed to a constant proportion of the canvas height regardless of
       how tall that canvas actually is. Giving it real layout space removes the risk entirely. */
    .hud{
      position:static; order:1; flex-shrink:0; pointer-events:auto;
      background:linear-gradient(180deg, var(--panel) 0%, var(--bg) 100%);
      padding:max(14px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) 10px max(18px, env(safe-area-inset-left));
    }
    #canvas-container{ order:2; flex:1 1 auto; height:auto; min-height:0; }
  }
  @media (max-width: 480px){
    .viewport{ height:44vh; min-height:270px; }
    .panel{ padding-left:14px; padding-right:14px; }
    .icon-btn{ width:40px; height:40px; font-size:16px; }
    #backBtn{ font-size:18px; }
    .panel-head h2{ font-size:19px; }
    .form-editor-wrap{ gap:10px; }
    .form-hint{ max-width:96px; }
    .hud .tag{ display:none; }
  }
  @media (max-width: 360px){
    .btn{ font-size:11.5px; padding:8px 12px; }
    .panel{ padding-left:12px; padding-right:12px; }
  }
  @media (max-height: 720px) and (max-width: 860px){
    .viewport{ height:40vh; min-height:230px; }
    .hud{ padding-top:max(10px, env(safe-area-inset-top)); padding-bottom:6px; }
    .hud h1{ font-size:18px; }
  }
  @media (max-width: 860px) and (orientation: landscape){
    #app{ flex-direction:row; }
    .viewport{ flex:1; height:100%; min-height:0; }
    .panel{ width:320px; height:100%; border-top:none; border-left:1px solid var(--line); }
  }
  /* Any short viewport (e.g. a phone rotated to landscape, which is often WIDER
     than the 860px breakpoint above) needs the same header-not-overlay treatment,
     independent of width, or the overlay HUD can still collide with the pot. */
  @media (max-height: 560px){
    .viewport{ height:100%; min-height:0; display:flex; flex-direction:column; }
    .hud{
      position:static; order:1; flex-shrink:0; pointer-events:auto;
      background:linear-gradient(180deg, var(--panel) 0%, var(--bg) 100%);
      padding:max(10px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) 8px max(18px, env(safe-area-inset-left));
    }
    .hud .tag{ display:none; }
    .hud h1{ font-size:18px; }
    #canvas-container{ order:2; flex:1 1 auto; height:auto; min-height:0; }
  }