:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:#202124;background:#f7f7f5}
*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;min-height:100vh;overflow:hidden}button{font:inherit}
#app{height:100dvh;display:grid;grid-template-rows:auto 1fr auto}
.messagebar{display:flex;align-items:stretch;gap:8px;padding:10px max(12px,env(safe-area-inset-right)) 10px max(12px,env(safe-area-inset-left));background:#fff;border-bottom:1px solid #ddd;min-height:92px}
.control{min-width:78px;border:1px solid #d4d4d4;border-radius:14px;background:#f4f4f4;font-size:26px;font-weight:700;padding:7px 10px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:2px}
.control span{font-size:13px}.speak{background:#e8f4ff}.clear{background:#fff0f0}.messagewrap{flex:1;min-width:0;height:70px;max-height:70px;display:flex;flex-direction:column;justify-content:center;overflow:hidden;border:2px solid #d9d9d9;border-radius:14px;padding:10px 14px;background:#fff}
.message{font-size:clamp(20px,2.4vw,30px);font-weight:650;white-space:nowrap;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;touch-action:pan-x}.message.empty{color:#777;font-weight:500}.limit-note{font-size:13px;margin-top:4px;color:#8a5b00}
main{min-height:0;display:flex;flex-direction:column;padding:10px 14px;overflow:hidden}.boardhead{display:flex;align-items:center;justify-content:space-between;min-height:48px}.boardhead h1{font-size:24px;margin:0}.board-actions{display:flex;gap:8px}.small-btn{border:1px solid #ccc;background:#fff;border-radius:10px;padding:8px 12px;font-weight:650}
.tile-grid{flex:1;min-height:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));grid-auto-rows:142px;align-content:start;justify-content:start;gap:12px;overflow-y:auto;padding:6px 2px 10px}
.tile{border:2px solid #d9d9d9;background:#fff;border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;padding:8px;box-shadow:0 2px 5px #00000010}.tile:active{transform:scale(.98);background:#f1f7ff}.tile-visual{width:72px;height:72px;border-radius:16px;display:grid;place-items:center;font-size:52px;background:#f2f2ef;overflow:hidden}.tile.real .tile-visual{background:linear-gradient(145deg,#fafafa,#e5e5e5);filter:saturate(.82)}.tile.cartoon .tile-visual{background:#fff4cc;filter:saturate(1.25)}.tile.asl .tile-visual{background:#eef4ff;filter:none}.tile-label{font-size:18px;font-weight:750;text-align:center}
.category-bar{display:flex;gap:7px;overflow-x:auto;padding:9px max(12px,env(safe-area-inset-right)) calc(9px + env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));background:#fff;border-top:1px solid #ddd}.cat{flex:0 0 auto;border:1px solid #d5d5d5;border-radius:11px;background:#f5f5f3;padding:9px 13px;font-size:14px;font-weight:700}.cat.active{background:#263238;color:white;border-color:#263238}.cat.custom{border-style:dashed}
.shade{position:fixed;inset:0;background:#0008;display:grid;place-items:center;padding:20px;z-index:10}.modal{width:min(680px,94vw);max-height:90vh;overflow:auto;background:#fff;border-radius:22px;padding:22px;box-shadow:0 20px 60px #0005}.modal h2{margin:0 0 14px}.modal h3{margin:22px 0 8px}.row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 0;border-bottom:1px solid #eee}.row label{font-weight:700}.row select,.row input{font-size:17px;padding:8px;border:1px solid #bbb;border-radius:9px}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:18px}.primary,.secondary,.danger{border:0;border-radius:10px;padding:10px 15px;font-weight:750}.primary{background:#263238;color:white}.secondary{background:#eee}.danger{background:#ffe8e8;color:#8b1111}.pinpad{display:grid;grid-template-columns:repeat(3,72px);gap:10px;justify-content:center;margin:14px}.pinpad button{height:58px;border:1px solid #ccc;border-radius:12px;background:#f7f7f7;font-size:22px;font-weight:750}.pin-display{text-align:center;font-size:24px;letter-spacing:8px;min-height:36px}.custom-list{display:grid;gap:8px}.custom-item{display:flex;justify-content:space-between;align-items:center;padding:10px;border:1px solid #ddd;border-radius:10px}.hint{font-size:13px;color:#666}.tile-picker{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.pick{border:1px solid #ccc;border-radius:9px;padding:8px;background:#fafafa;display:flex;align-items:center;gap:9px;text-align:left;min-height:58px}.pick-visual{width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center;font-size:28px;line-height:1;overflow:hidden}.pick-visual svg{width:40px!important;height:40px!important;display:block}.pick-label{font-weight:750;line-height:1.15}.pick.on{background:#e7f3ff;border-color:#5c8fc5}
@media(min-width:601px) and (max-width:900px){.tile-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.tile-visual{width:64px;height:64px;font-size:46px}}
@media(min-width:601px) and (orientation:portrait){.tile-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.messagebar{min-height:86px}.control{min-width:66px}.control span{font-size:11px}}
@media print{body{overflow:visible;background:white}#app{display:block;height:auto}.messagebar,.category-bar,.board-actions{display:none!important}main{padding:0}.boardhead{justify-content:center;margin-bottom:15px}.tile-grid{display:grid;grid-template-columns:repeat(4,1fr);overflow:visible}.tile{break-inside:avoid;box-shadow:none}}

/* Alpha 0.1.1: reliable modal hiding + quick-access phone layout */
@media(max-width:600px){
  body{overflow:hidden}
  .messagebar{gap:5px;padding:7px;min-height:76px}
  .control{min-width:55px;padding:5px;font-size:21px;border-radius:11px}
  .control span{font-size:10px}
  .messagewrap{padding:7px 9px;border-radius:11px}
  .message{font-size:17px}
  main{padding:7px 9px}
  .boardhead{min-height:40px}
  .boardhead h1{font-size:20px}
  .small-btn{padding:7px 9px;font-size:13px}
  .tile-grid{grid-template-columns:repeat(2,calc((100vw - 27px)/2));grid-auto-rows:150px;gap:9px;align-content:start}
  .tile-visual{width:72px;height:72px;font-size:50px}
  .tile-label{font-size:18px}
  .category-bar{padding:7px 8px calc(7px + env(safe-area-inset-bottom));gap:5px}
  .cat{padding:8px 10px;font-size:12px}
  .shade{padding:10px;align-items:center}
  .modal{width:min(420px,96vw);max-height:88dvh;border-radius:18px;padding:18px}
  .pinpad{grid-template-columns:repeat(3,minmax(64px,84px));gap:8px;margin:12px auto}
  .pinpad button{height:54px}
  .tile-picker{grid-template-columns:repeat(2,1fr)}
}

/* Alpha 0.1.3 — fixed message viewport */
.messagebar{
  height:92px !important;
  min-height:92px !important;
  max-height:92px !important;
  overflow:hidden !important;
}
.messagewrap{
  height:70px !important;
  min-height:70px !important;
  max-height:70px !important;
  flex:1 1 0 !important;
  width:0 !important;
  min-width:0 !important;
  overflow:hidden !important;
}
.message{
  display:block !important;
  width:100% !important;
  min-width:0 !important;
  max-width:100% !important;
  height:38px !important;
  min-height:38px !important;
  max-height:38px !important;
  line-height:38px !important;
  white-space:nowrap !important;
  overflow-x:auto !important;
  overflow-y:hidden !important;
  overscroll-behavior-x:contain;
  -webkit-overflow-scrolling:touch;
  touch-action:pan-x;
  scrollbar-width:none;
}
.message::-webkit-scrollbar{display:none}
.limit-note{
  height:16px;
  min-height:16px;
  max-height:16px;
  overflow:hidden;
  white-space:nowrap;
}
@media(max-width:600px){
  .messagebar{
    height:76px !important;
    min-height:76px !important;
    max-height:76px !important;
  }
  .messagewrap{
    height:60px !important;
    min-height:60px !important;
    max-height:60px !important;
  }
  .message{
    height:32px !important;
    min-height:32px !important;
    max-height:32px !important;
    line-height:32px !important;
  }
}

/* Alpha 0.1.4 — visible build version + in-app cache refresh */
.app-version{
  display:inline-flex;
  align-items:center;
  align-self:center;
  color:#6a6f73;
  font-size:12px;
  font-weight:700;
  white-space:nowrap;
}
.version-chip{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:5px 10px;
  border-radius:999px;
  background:#f1f2f0;
  color:#4b5154;
  font-size:14px;
  font-weight:750;
}
@media(max-width:600px){
  .app-version{font-size:11px}
  .board-actions{gap:6px}
}



/* Alpha 0.1.9 — restore fixed square tablet tiles and auto-fit more columns */
@media(min-width:601px){
  .tile-grid{
    grid-template-columns:repeat(auto-fill,150px) !important;
    grid-auto-rows:150px !important;
    justify-content:space-between !important;
    align-content:start !important;
    column-gap:12px;
    row-gap:12px;
  }
  .tile{
    width:150px;
    height:150px;
  }
}


/* Alpha 0.1.14 — portrait/landscape testing + iPad visual viewport fit */
html,body{
  width:100%;
  height:100%;
  min-height:0;
  overflow:hidden;
  overscroll-behavior:none;
}
body{
  position:relative;
}
#app{
  position:fixed;
  left:var(--qixtap-vv-left,0px);
  top:var(--qixtap-vv-top,0px);
  width:var(--qixtap-vv-width,100vw);
  height:var(--qixtap-vv-height,100dvh);
  min-height:0;
  max-height:none;
}
.messagebar{
  padding-top:calc(10px + env(safe-area-inset-top));
}
.category-bar{
  padding-bottom:calc(9px + env(safe-area-inset-bottom));
}
.shade{
  left:var(--qixtap-vv-left,0px);
  top:var(--qixtap-vv-top,0px);
  width:var(--qixtap-vv-width,100vw);
  height:var(--qixtap-vv-height,100dvh);
  right:auto;
  bottom:auto;
}


/* Alpha 0.1.16 — skill levels, expanded vocabulary, advanced typing */
.typing-input{width:100%;min-height:150px;resize:vertical;font:inherit;font-size:20px;line-height:1.4;padding:12px;border:1px solid #bbb;border-radius:12px;box-sizing:border-box}
@media(max-width:600px){.typing-input{min-height:120px;font-size:18px}}


/* Alpha 0.2.0 — paged vocabulary boards with swipe/drag navigation */
.tile-grid{overflow:hidden!important;touch-action:pan-y;user-select:none;-webkit-user-select:none}
.tile-grid.dragging{cursor:grabbing}
@media(hover:hover) and (pointer:fine){.tile-grid{cursor:grab}}
.page-nav{height:40px;min-height:40px;display:flex;align-items:center;justify-content:center;gap:14px;padding:4px 0 0}
.page-arrow{width:42px;height:34px;border:1px solid #d1d1d1;border-radius:10px;background:#fff;font-size:25px;font-weight:800;line-height:1;display:grid;place-items:center}
.page-arrow:disabled{opacity:.28}
.page-indicator{min-width:54px;text-align:center;font-size:13px;font-weight:800;color:#596064;font-variant-numeric:tabular-nums}
@media(max-width:600px){.page-nav{height:36px;min-height:36px;padding-top:2px}.page-arrow{width:38px;height:30px;font-size:22px}.page-indicator{font-size:12px}}
@media print{.page-nav{display:none!important}.tile-grid{overflow:visible!important}}


/* Alpha 0.3.0 — desktop speech reliability fix; animated page transitions retained */
.tile-grid{will-change:transform,opacity;transform:translate3d(0,0,0);backface-visibility:hidden;-webkit-backface-visibility:hidden}
.tile-grid.page-transitioning{pointer-events:none}
.tile-grid.page-dragging{cursor:grabbing}
@media(prefers-reduced-motion:reduce){.tile-grid{transition:none!important}}


/* Alpha 0.5.3 — collapsible Personal Information settings */
.subcategory-bar{display:flex;gap:7px;overflow-x:auto;min-height:45px;padding:4px 2px 7px;scrollbar-width:none;flex:0 0 auto}
.subcategory-bar::-webkit-scrollbar{display:none}
.subcategory-bar[hidden]{display:none!important}
.subcat{flex:0 0 auto;border:1px solid #cfd6da;border-radius:10px;background:#f4f7f8;padding:8px 12px;font-size:14px;font-weight:750;color:#37474f}
.subcat.active{background:#4b6570;color:#fff;border-color:#4b6570}
.subcat.custom{border-style:dashed}
.cat.main-cat{padding:10px 14px;font-size:14px}

.settings-disclosure{margin:12px 0 16px;border:1px solid #d8d8d8;border-radius:12px;background:#fafafa;overflow:hidden}
.settings-disclosure>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 14px;cursor:pointer;font-weight:800;list-style:none;user-select:none;background:#f6f6f6}
.settings-disclosure>summary::-webkit-details-marker{display:none}
.settings-disclosure>summary:hover{background:#f0f0f0}
.settings-disclosure .disclosure-arrow{font-size:24px;line-height:1;transition:transform .18s ease;color:#555}
.settings-disclosure[open] .disclosure-arrow{transform:rotate(90deg)}
.settings-disclosure-body{padding:0 14px 14px}
.settings-disclosure-body>.hint{margin-top:12px}

.personal-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 16px;margin:8px 0 18px}
.personal-field{display:grid;gap:6px;padding:9px;border:1px solid #e0e0e0;border-radius:11px;background:#fafafa}
.personal-field>label{font-weight:750;font-size:14px}
.personal-field-controls{display:flex;align-items:center;gap:8px}
.personal-field-controls>input[type="text"],.personal-field-controls>input:not([type]){flex:1;min-width:0;font-size:16px;padding:8px;border:1px solid #bbb;border-radius:8px}
.show-toggle{display:flex;align-items:center;gap:4px;font-size:12px;font-weight:700;white-space:nowrap;color:#5f6368}
@media(max-width:700px){.personal-grid{grid-template-columns:1fr}.subcategory-bar{min-height:42px;padding-top:2px}.subcat{padding:7px 10px;font-size:12px}.cat.main-cat{padding:8px 10px;font-size:12px}}
@media print{.subcategory-bar{display:none!important}}


/* Alpha 0.5.4 — Qixtap product page and How-To Guide links in Settings */
.settings-link-group{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px}
.settings-link{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;color:#202124;white-space:nowrap}
.settings-link:visited{color:#202124}
.settings-link:hover{background:#e5e5e5}
@media(max-width:600px){
  .row:has(.settings-link-group){align-items:flex-start}
  .settings-link-group{justify-content:flex-end}
  .settings-link{padding:9px 11px;font-size:13px}
}