/* ── Ẩn scrollbar toàn bộ ─────────────────────────────────────────────────── */
*{scrollbar-width:none;-ms-overflow-style:none;}
*::-webkit-scrollbar{display:none;}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html,body{height:100%;}
body{font-family:'Montserrat',sans-serif;background:#e8eaed;color:#1a1a1a;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;}

/* ── App shell ───────────────────────────────────────────────────────────── */
#s-app{
  width:100%;max-width:680px;background:#fff;
  display:flex;flex-direction:column;
  min-height:100vh;
  box-shadow:0 2px 16px rgba(0,0,0,.10);
  margin:0 auto;
}

/* ── HEADER ──────────────────────────────────────────────────────────────── */
#hdr{
  background:#fff;padding:8px 16px;
  display:flex;align-items:center;justify-content:space-between;
  border-bottom:1.5px solid #f0f0f0;flex-shrink:0;
  position:sticky;top:0;z-index:30;height:52px;
}
.hdr-l{display:flex;align-items:center;gap:10px;}
.hdr-r{display:flex;align-items:center;gap:14px;}
.sw{width:46px;height:26px;border-radius:13px;background:#ddd;position:relative;cursor:pointer;transition:background .2s;flex-shrink:0;}
.sw.on{background:#22c55e;}
.sw::after{content:'';position:absolute;width:22px;height:22px;border-radius:50%;background:#fff;top:2px;left:2px;transition:left .2s;box-shadow:0 1px 4px rgba(0,0,0,.2);}
.sw.on::after{left:22px;}
.sw-lbl{font-size:13px;color:#aaa;font-weight:600;}
.online-wrap{display:flex;align-items:center;gap:6px;font-size:13px;color:#888;font-weight:600;}
.odot{width:10px;height:10px;border-radius:50%;background:#22c55e;flex-shrink:0;}
.btn-login{background:#2d7a4f;color:#fff;border:none;border-radius:10px;padding:9px 18px;font-family:'Montserrat',sans-serif;font-weight:700;font-size:14px;cursor:pointer;transition:background .15s;}
.btn-login:hover{background:#235f3d;}
.av-btn-hdr{width:42px;height:42px;border-radius:50%;background:#dcfce7;border:2.5px solid #22c55e;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:15px;font-weight:800;color:#166534;transition:box-shadow .15s;}
.av-btn-hdr:hover{box-shadow:0 2px 10px rgba(34,197,94,.3);}

/* ── CONTENT ─────────────────────────────────────────────────────────────── */
#cnt{flex:1;overflow-y:auto;overflow-x:hidden;min-height:0;display:flex;flex-direction:column;}
.tp{display:none;padding:18px 20px;}
.tp.active{display:block;}
#tp-game{padding:0;flex-shrink:0;}
#tp-game.active{display:flex;flex-direction:column;min-height:0;}

/* ── FOOTER ──────────────────────────────────────────────────────────────── */
#ftr{
  background:#fff;display:flex;
  border-top:2px solid #f0f0f0;flex-shrink:0;
  position:sticky;bottom:0;z-index:30;
}
.nt{flex:1;background:none;border:none;color:#ccc;padding:12px 0 10px;cursor:pointer;font-family:'Montserrat',sans-serif;font-size:11px;font-weight:700;display:flex;flex-direction:column;align-items:center;gap:4px;transition:color .2s;}
.nt.active{color:#2d7a4f;}
.ni{font-size:24px;}

/* ── CARDS ───────────────────────────────────────────────────────────────── */
.cd{background:#f8fafb;border:2px solid #eee;border-radius:14px;padding:12px;margin-bottom:12px;box-sizing:border-box;overflow:hidden;word-break:break-word;}
.sec{font-size:11px;font-weight:800;color:#bbb;letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px;}
.rule{font-size:14px;line-height:2;color:#555;display:flex;align-items:baseline;gap:8px;}
.dg{color:#22c55e;flex-shrink:0;}
.dy{color:#f59e0b;flex-shrink:0;}
.empty{text-align:center;padding:3rem;color:#ccc;font-size:14px;}

/* ── LIVE GAME CARDS ─────────────────────────────────────────────────────── */
.mcard{cursor:pointer;transition:border-color .15s,box-shadow .15s;}
.mcard:hover{border-color:#22c55e;box-shadow:0 3px 12px rgba(34,197,94,.12);}
.mrow{display:flex;align-items:center;justify-content:space-between;}
.mmid{text-align:center;flex-shrink:0;padding:0 12px;}
.mbadge{font-size:10px;border-radius:5px;padding:4px 10px;font-weight:800;margin-bottom:5px;display:inline-block;}
.bg{background:#2d7a4f;color:#fff;}
.bc{background:#f0f0f0;color:#777;border:1.5px solid #ddd;}
.live-section-label{font-size:11px;font-weight:800;color:#aaa;letter-spacing:.08em;text-transform:uppercase;padding:8px 2px 5px;display:block;}

/* ── ROOM LIST ───────────────────────────────────────────────────────────── */
.rcard{background:#f8fafb;border:2px solid #eee;border-radius:14px;padding:14px 16px;margin-bottom:10px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:border-color .15s;}
.rcard:hover{border-color:#22c55e;}
.rinfo{flex:1;}
.rname{font-size:15px;font-weight:700;color:#222;}
.rsub{font-size:12px;color:#aaa;margin-top:2px;}

/* Room action buttons */
.room-btns{display:flex;gap:14px;margin-bottom:6px;}
.btn-room{flex:1;padding:20px 10px;border:none;border-radius:14px;font-family:'Montserrat',sans-serif;font-weight:800;font-size:17px;cursor:pointer;transition:all .15s;}
.btn-create{background:#2d7a4f;color:#fff;}
.btn-create:hover{background:#235f3d;}
.btn-join{background:#f0fdf4;color:#2d7a4f;border:2.5px solid #22c55e;}
.btn-join:hover{background:#dcfce7;}

/* ── BUTTONS ─────────────────────────────────────────────────────────────── */
.btn-primary{background:#2d7a4f;color:#fff;border:none;border-radius:12px;font-family:'Montserrat',sans-serif;font-weight:700;padding:15px;cursor:pointer;width:100%;font-size:15px;transition:background .15s;}
.btn-primary:hover{background:#235f3d;}
.btn-ghost{background:#f5f5f5;color:#555;border:2px solid #ddd;border-radius:12px;font-family:'Montserrat',sans-serif;font-weight:600;padding:11px 18px;cursor:pointer;font-size:14px;transition:background .15s;}
.btn-ghost:hover{background:#eee;}
.btn-sm{background:#fff;color:#555;border:2px solid #ddd;border-radius:10px;font-family:'Montserrat',sans-serif;font-weight:600;padding:10px 16px;cursor:pointer;font-size:13px;}
.btn-find{background:#2d7a4f;color:#fff;border:none;border-radius:14px;font-family:'Montserrat',sans-serif;font-weight:800;font-size:18px;padding:18px 40px;cursor:pointer;display:block;margin:0 auto;transition:background .15s;}
.btn-find:hover{background:#235f3d;}
.btn-google{width:100%;background:#fff;color:#333;border:2px solid #ddd;border-radius:12px;padding:15px;font-family:'Montserrat',sans-serif;font-weight:700;font-size:15px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:12px;transition:box-shadow .15s;margin-bottom:16px;}
.btn-google:hover{box-shadow:0 3px 10px rgba(0,0,0,.12);}
.btn-send{background:#2d7a4f;border:none;border-radius:10px;padding:12px 16px;cursor:pointer;font-size:16px;color:#fff;font-weight:700;flex-shrink:0;}
.btn-resign{background:#fff5f5;color:#e53e3e;border:2px solid #fed7d7;border-radius:10px;font-family:'Montserrat',sans-serif;font-weight:700;padding:8px 13px;cursor:pointer;font-size:13px;flex-shrink:0;white-space:nowrap;}

/* ── INPUTS ──────────────────────────────────────────────────────────────── */
.inp{width:100%;background:#fff;border:2px solid #ddd;border-radius:10px;padding:13px 15px;color:#222;font-family:'Montserrat',sans-serif;font-size:15px;outline:none;transition:border-color .2s;margin-bottom:12px;}
.inp:focus{border-color:#2d7a4f;}
.code-inp{text-transform:uppercase;letter-spacing:6px;text-align:center;font-size:1.5rem;font-weight:700;}
.form-err{color:#e53e3e;font-size:13px;margin-bottom:10px;min-height:18px;}
.field-row{margin-bottom:4px;}
.flbl{font-size:13px;color:#888;display:block;margin-bottom:7px;font-weight:600;}

/* ── AVATARS ─────────────────────────────────────────────────────────────── */
.av{border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;flex-shrink:0;}
.sz36{width:36px;height:36px;font-size:12px;}
.sz28{width:28px;height:28px;font-size:10px;}
.sz42{width:42px;height:42px;font-size:14px;}
.sz48{width:48px;height:48px;font-size:15px;}
.sz52{width:52px;height:52px;font-size:16px;}
.sz62{width:62px;height:62px;font-size:20px;}
.sz80{width:80px;height:80px;font-size:26px;}
.av-g{background:#dcfce7;border:3px solid #22c55e;color:#166534;}
.av-r{background:#fee2e2;border:3px solid #f87171;color:#991b1b;}
.av-y{background:#fef9c3;border:3px solid #fbbf24;color:#92400e;}
.av-p{background:#ede9fe;border:3px solid #a78bfa;color:#4c1d95;}

/* ── LEADERBOARD ─────────────────────────────────────────────────────────── */
.lb-wrap{background:#f8fafb;border:2px solid #eee;border-radius:14px;overflow-x:auto;overflow-y:hidden;}
.lb{width:100%;border-collapse:collapse;font-size:13px;min-width:320px;}
.lb th{padding:9px 10px;text-align:left;color:#aaa;font-weight:700;background:#f0f2f5;font-size:11px;letter-spacing:.05em;}
.lb td{padding:8px 10px;border-top:1px solid #f0f0f0;color:#333;}
.lb-load{text-align:center;padding:2.5rem;color:#bbb;}
.my-rank{display:flex;align-items:center;gap:14px;border-color:#dcfce7;background:#f0fdf4;margin-bottom:16px;}

/* ── SPINNER ─────────────────────────────────────────────────────────────── */
.spinner{width:50px;height:50px;border:4px solid #22c55e;border-top-color:transparent;border-radius:50%;animation:spin 1s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}
@keyframes bounce{0%,100%{transform:translateY(0);}50%{transform:translateY(-6px);}}

/* ── THI DAU TAB ─────────────────────────────────────────────────────────── */
.td-center{text-align:center;padding:40px 0;}
.td-elo{font-size:20px;font-weight:700;color:#222;margin:16px 0 8px;}
.td-elo span{color:#2d7a4f;} .td-left{display:flex;align-items:center;gap:10px;} .td-right{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0;}
.td-sub{font-size:14px;color:#aaa;margin-bottom:36px;}
.srch-txt{font-size:14px;color:#2d7a4f;font-weight:700;}
.srch-sub{font-size:13px;color:#aaa;margin-top:6px;}

/* ── POPUPS / OVERLAYS ───────────────────────────────────────────────────── */
.ov{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:100;animation:fadeIn .2s;}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.popup{background:#fff;border-radius:20px;padding:2.2rem 1.8rem;max-width:400px;width:92%;position:relative;box-shadow:0 20px 60px rgba(0,0,0,.2);animation:slideUp .25s ease-out;max-height:90vh;overflow-y:auto;}
@keyframes slideUp{from{transform:translateY(24px);opacity:0}to{transform:translateY(0);opacity:1}}
.pclose{position:absolute;top:14px;right:16px;background:none;border:none;font-size:22px;color:#bbb;cursor:pointer;line-height:1;}
.pclose:hover{color:#666;}
.plogo{display:flex;align-items:center;gap:12px;justify-content:center;margin-bottom:12px;}
.lgrid{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:3px;width:36px;height:36px;}
.lc{background:#f0fdf4;border-radius:5px;display:flex;align-items:center;justify-content:center;}
.lx{font-weight:900;color:#dc2626;font-size:12px;}
.lo{font-weight:900;color:#16a34a;font-size:12px;}
.ptitle{font-size:1.6rem;font-weight:900;color:#2d7a4f;}
.ptitle2{font-size:1.3rem;font-weight:800;color:#222;margin-bottom:8px;text-align:center;}
.psub{font-size:13px;color:#aaa;text-align:center;margin-bottom:22px;}
.big-code{font-size:2.4rem;font-weight:800;letter-spacing:8px;color:#2d7a4f;padding:10px 0;text-align:center;}

/* ── PROFILE POPUP ───────────────────────────────────────────────────────── */
#pp{position:fixed;top:64px;right:20px;background:#fff;border:2px solid #eee;border-radius:16px;padding:18px;width:220px;z-index:50;box-shadow:0 8px 32px rgba(0,0,0,.12);animation:fadeIn .15s;}
.pp-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.pp-name{font-size:15px;font-weight:700;color:#222;}
.pp-elo{font-size:12px;color:#2d7a4f;font-weight:600;}
.pp-stat{font-size:13px;color:#888;background:#f5f5f5;border-radius:10px;padding:9px;text-align:center;}

/* ── GAME: PLAYER BAR ────────────────────────────────────────────────────── */
#pbar{background:#fff;padding:8px 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1.5px solid #f0f0f0;flex-shrink:0;}
.pside{display:flex;align-items:center;gap:10px;}
.pside-r{flex-direction:row-reverse;}
.pav-wrap{position:relative;flex-shrink:0;}
.pbadge{position:absolute;bottom:-4px;right:-4px;width:20px;height:20px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;border:2px solid #eee;}
.pinfo{display:flex;flex-direction:column;}
.pinfo-r{align-items:flex-end;}
.pname{font-size:13px;font-weight:700;color:#222;white-space:nowrap;max-width:120px;overflow:hidden;text-overflow:ellipsis;}
.pelo{font-size:11px;color:#aaa;margin-bottom:3px;}
.pvs{font-size:12px;color:#ddd;font-weight:800;flex-shrink:0;}
.tpill{border-radius:7px;padding:3px 10px;font-size:12px;font-weight:700;display:inline-block;}
.tpx{background:#fff5f5;color:#ccc;}
.tpo{background:#f5f5f5;color:#ccc;}
.tpx.active-t{background:#fee2e2;color:#e53e3e;}
.tpo.active-t{background:#f0fdf4;color:#16a34a;}
.PX{font-size:13px;font-weight:900;color:#dc2626;}
.PO{font-size:13px;font-weight:900;color:#16a34a;}

/* ── BOARD ───────────────────────────────────────────────────────────────── */
#bwrap{background:#f0f2f5;display:flex;align-items:center;justify-content:center;padding:8px;position:relative;overflow:hidden;user-select:none;cursor:default;}
#binner{display:inline-block;vertical-align:top;}
#board{display:grid;background:#fff;border:1.5px solid #ccc;box-shadow:0 2px 8px rgba(0,0,0,.08);}

/* Cell */
.cell{border:0.5px solid rgba(0,0,0,.12);display:flex;align-items:center;justify-content:center;cursor:pointer;user-select:none;background:transparent;transition:background .08s;}
.cell:hover:not(.forb):not(.hidden):not(.placed){background:rgba(255,200,0,.2);}
.cell.hidden{border-color:transparent!important;background:#eef0f3!important;pointer-events:none;}
.cell.forb{background:#374151!important;border-color:#4b5563!important;cursor:not-allowed;pointer-events:none;}
.cell.sel{background:rgba(255,200,0,.35)!important;}
.cell.placed{cursor:default;}
.cell.placed:hover{background:transparent!important;}
.cell.win-hl{background:rgba(255,200,0,.45)!important;}
.PX{font-size:14px;font-weight:900;color:#dc2626;line-height:1;pointer-events:none;}
.PO{font-size:14px;font-weight:900;color:#16a34a;line-height:1;pointer-events:none;}

/* ── GAME CONTROLS ───────────────────────────────────────────────────────── */
#ctrl{background:#fafafa;padding:5px 10px;display:flex;align-items:center;gap:8px;border-bottom:1px solid #eee;flex-shrink:0;min-height:40px;}

.clbl{font-size:11px;color:#aaa;font-weight:600;white-space:nowrap;}
#gstat{font-size:13px;font-weight:700;color:#2d7a4f;text-align:center;padding:8px 16px;background:#f0fdf4;border-bottom:1px solid #dcfce7;flex-shrink:0;min-height:36px;}

/* ── CHAT ────────────────────────────────────────────────────────────────── */
#chat-area{background:#fff;padding:7px 12px 9px;flex-shrink:0;border-top:1px solid #eee;}
#fzone{position:absolute;bottom:0;left:8px;width:260px;height:100%;pointer-events:none;overflow:hidden;z-index:10;}
#chat-row{display:flex;gap:9px;}
.cinp{flex:1;background:#f8fafb;border:2px solid #eee;border-radius:10px;padding:12px 14px;color:#222;font-family:'Montserrat',sans-serif;font-size:14px;outline:none;transition:border-color .2s;}
.cinp:focus{border-color:#2d7a4f;}
@keyframes floatUp{0%{opacity:1;transform:translateY(0);}60%{opacity:1;}100%{opacity:0;transform:translateY(-380px);}}
.chat-msg{position:absolute;left:4px;background:rgba(34,197,94,.88);color:#fff;padding:4px 10px;border-radius:14px;font-size:12px;font-weight:400;pointer-events:none;white-space:normal;max-width:80%;word-break:break-word;}

/* ── RESULT MODAL ────────────────────────────────────────────────────────── */
#result-modal{position:fixed;top:52px;left:50%;transform:translateX(-50%);width:min(680px,100vw);bottom:58px;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:50;pointer-events:all;cursor:pointer;}
#result-box{background:rgba(255,255,255,.92);border-radius:16px;padding:24px 20px 20px;width:80%;max-width:300px;box-shadow:0 8px 32px rgba(0,0,0,.3);position:relative;cursor:default;text-align:center;backdrop-filter:blur(8px);}
.elo-chip{background:#f8fafb;border:2px solid #eee;border-radius:12px;padding:9px 16px;font-size:14px;text-align:center;}
.dp{color:#22c55e;font-weight:700;}
.dn{color:#e53e3e;font-weight:700;}

/* ── TOAST ───────────────────────────────────────────────────────────────── */
#toast-wrap{position:fixed;bottom:90px;right:16px;display:flex;flex-direction:column;gap:7px;z-index:300;}
.toast{background:#fff;border:2px solid #eee;border-radius:12px;padding:11px 17px;font-size:14px;max-width:300px;box-shadow:0 4px 16px rgba(0,0,0,.1);animation:slideIn .2s;}
@keyframes slideIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}
.ts{border-left:5px solid #22c55e;}
.te{border-left:5px solid #e53e3e;}
.ti{border-left:5px solid #60a5fa;}

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */
/* Mobile: small board */
}
/* Mobile normal */

}
/* Tablet */
}
/* Desktop - full width, larger board */
@media(min-width:768px){
  #s-app{max-width:680px;min-height:100vh;}
  body{background:#e8eaed;}
  #pp{right:calc(50% - 310px + 8px);top:56px;}
  .popup{max-width:440px;}
  .room-btns{gap:16px;}
}
@media(min-width:1024px){
}
@media(min-width:1440px){
}

/* Draw button */
.btn-draw{background:#fff8e1;color:#d97706;border:2px solid #fde68a;border-radius:10px;font-family:'Montserrat',sans-serif;font-weight:700;padding:6px 11px;cursor:pointer;font-size:12px;flex-shrink:0;white-space:nowrap;}
.btn-draw:hover{background:#fef3c7;}
/* Casual score display */
.cscore{font-size:18px;font-weight:900;color:#2d7a4f;text-align:center;min-width:24px;}
/* Viewers below chat */
#viewers-bar{background:#fafafa;padding:5px 12px;display:flex;align-items:center;gap:6px;border-top:1px solid #eee;flex-shrink:0;min-height:40px;overflow:hidden;}
#viewer-avs{display:flex;gap:4px;flex-wrap:nowrap;}
.vav{width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:800;flex-shrink:0;}
.vcnt{font-size:11px;color:#aaa;font-weight:600;margin-left:4px;}

/* ── Responsive layout ───────────────────────────────────────────────────── */
@media(min-width:621px){
  #s-app{border-radius:0;box-shadow:0 0 30px rgba(0,0,0,.12);}
  #pp{right:calc(50% - 310px + 8px);top:56px;}
  .popup{max-width:440px;}
}
@media(max-width:400px){
  #hdr{padding:6px 10px;}
  .tp{padding:12px 10px;}
  #pbar{padding:6px 8px;}
  .pname{max-width:80px;}
}

/* ── Viewers in game ──────────────────────────────────────────────────────── */
.vav{width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:8px;font-weight:800;flex-shrink:0;background:#dcfce7;border:2px solid #22c55e;color:#166534;}
.vav img{width:100%;height:100%;object-fit:cover;border-radius:50%;}
.vcnt-lbl{font-size:11px;color:#aaa;font-weight:600;white-space:nowrap;flex-shrink:0;}
/* css transition for zoom smoothness */



/* ── Donate button ───────────────────────────────────────────────────────── */
.btn-donate{
  background:linear-gradient(135deg,#22c55e,#16a34a);
  color:#fff;border:none;border-radius:20px;
  padding:6px 14px;font-family:'Montserrat',sans-serif;
  font-weight:700;font-size:12px;cursor:pointer;
  box-shadow:0 2px 8px rgba(34,197,94,.3);
  transition:all .2s;white-space:nowrap;
}
.btn-donate:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(34,197,94,.4);}

/* ── Online users bar (Home) ─────────────────────────────────────────────── */
#online-users-bar{
  padding:10px 16px 8px;
  border-bottom:1px solid #f0f0f0;
}
#online-avatars-row{
  display:flex;align-items:center;gap:8px;overflow:hidden;
}
#online-avatars{
  display:flex;gap:6px;align-items:center;
  flex:1;overflow:hidden;flex-wrap:nowrap;
}
.onl-av{
  width:36px;height:36px;border-radius:50%;
  flex-shrink:0;overflow:hidden;
  border:2px solid #22c55e;
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:800;
  background:#dcfce7;color:#15803d;
  font-family:'Montserrat',sans-serif;
}
.onl-av img{width:100%;height:100%;object-fit:cover;}
.online-count-lbl{
  font-size:11px;font-weight:700;color:#22c55e;
  white-space:nowrap;flex-shrink:0;
  background:#f0fdf4;border:1px solid #bbf7d0;
  border-radius:20px;padding:3px 10px;
}

/* ── Last move highlight ─────────────────────────────────────────────────── */
.cell.last-x { background: rgba(220,38,38,0.13) !important; }
.cell.last-o { background: rgba(22,163,74,0.13) !important; }
.cell.last-x::after, .cell.last-o::after {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: 2px;
  pointer-events: none;
}
.cell.last-x::after { border: 1.5px solid rgba(220,38,38,0.35); }
.cell.last-o::after { border: 1.5px solid rgba(22,163,74,0.35); }

/* ── Announcement box ────────────────────────────────────────────────────── */
#announcement-wrap{padding:0 16px 8px;}
#announcement-box{
  background:linear-gradient(135deg,#f0fdf4,#dcfce7);
  border:1.5px solid #86efac;border-radius:12px;
  padding:10px 14px;display:flex;align-items:flex-start;
  gap:10px;position:relative;
}
#ann-content-wrap{
  flex:1;display:flex;gap:8px;align-items:flex-start;
}
#ann-icon{font-size:16px;flex-shrink:0;margin-top:1px;}
#ann-text{
  font-size:13px;color:#166534;line-height:1.6;
  white-space:pre-wrap;word-break:break-word;
}
#ann-edit-btn{
  background:none;border:none;cursor:pointer;font-size:16px;
  padding:2px 4px;border-radius:6px;flex-shrink:0;
  opacity:0.6;transition:opacity .2s;
}
#ann-edit-btn:hover{opacity:1;background:rgba(0,0,0,.06);}

/* ── Ctrl redesign ────────────────────────────────────────────────────────── */
#ctrl{background:#fafafa;padding:5px 10px;display:flex;align-items:center;gap:8px;border-top:1px solid #eee;flex-shrink:0;}
.ctrl-icon-btn{background:none;border:1.5px solid #e5e7eb;border-radius:8px;width:34px;height:34px;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s;}
.ctrl-icon-btn:hover{background:#f0f0f0;}
.ctrl-icon-btn.muted{position:relative;}
.ctrl-icon-btn.muted::after{content:'';position:absolute;top:50%;left:50%;width:130%;height:2px;background:#ef4444;transform:translate(-50%,-50%) rotate(-40deg);border-radius:2px;pointer-events:none;}
.ctrl-sliders-wrap{display:flex;align-items:center;gap:8px;flex:1;}
.ctrl-slider-item{display:flex;align-items:center;gap:4px;}
.ctrl-lbl-btn{background:#f0f2f5;border:1px solid #e5e7eb;border-radius:6px;padding:3px 9px;font-size:11px;font-weight:700;color:#555;cursor:pointer;white-space:nowrap;font-family:'Montserrat',sans-serif;}
.ctrl-lbl-btn:hover{background:#e5e7eb;}

/* ── Vertical slider ──────────────────────────────────────────────────────── */
.slider-v{
  -webkit-appearance:slider-vertical;
  writing-mode:vertical-lr;
  direction:rtl;
  width:28px;
  height:80px;
  accent-color:#2d7a4f;
  cursor:pointer;
}
/* slider popup dọc */
#slb-wrap, #sln-wrap{
  flex-direction:column !important;
  align-items:center !important;
  padding:8px 4px;
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:10px;
  position:absolute;
  bottom:calc(100% + 6px);
  left:50%;
  transform:translateX(-50%);
  z-index:50;
  box-shadow:0 4px 14px rgba(0,0,0,.12);
}
.ctrl-slider-item{position:relative;}

/* ── Result popup ─────────────────────────────────────────────────────────── */
.result-close-btn{
  position:absolute;top:10px;right:12px;
  background:none;border:none;font-size:18px;
  cursor:pointer;color:#aaa;line-height:1;padding:2px;
}
.result-close-btn:hover{color:#555;}
/* ── Donate ticker ─────────────────────────────────────────────────────────── */
@keyframes tickerScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

/* ── AI Tab colors ──────────────────────────────────────────────────────────── */
.btn-find-ai{background:#7c3aed;color:#fff;border:none;border-radius:14px;font-family:'Montserrat',sans-serif;font-weight:800;font-size:18px;padding:18px 40px;cursor:pointer;display:block;margin:0 auto;transition:background .15s;}
.btn-find-ai:hover{background:#6d28d9;}
.ai-badge{display:inline-block;background:#7c3aed;color:#fff;border-radius:6px;padding:1px 5px;font-size:9px;font-weight:800;margin-left:3px;vertical-align:middle;}
.ai-color{color:#7c3aed;}
.ai-bg-light{background:#f5f3ff;}
.ai-border{border-color:#ddd6fe;}

/* ── Global Chat Popup ─────────────────────────────────────────────────────── */
.gc-popup{
  position:fixed;
  top:48px; left:6px;
  width:340px; max-width:calc(100vw - 12px);
  height:480px; max-height:calc(100vh - 80px);
  background:#fffbeb;
  border:1px solid #fde68a;
  border-radius:14px;
  box-shadow:0 10px 32px rgba(0,0,0,.18);
  z-index:9990;
  display:flex; flex-direction:column;
  overflow:hidden;
  font-family:'Montserrat',sans-serif;
}
.gc-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:10px 14px;
  background:#fef3c7;
  border-bottom:1px solid #fde68a;
  flex-shrink:0;
}
.gc-title{font-size:14px;font-weight:800;color:#78350f;}
.gc-close{
  background:none;border:none;cursor:pointer;
  font-size:22px;line-height:1;color:#92400e;
  width:28px;height:28px;border-radius:6px;
  display:flex;align-items:center;justify-content:center;
}
.gc-close:hover{background:#fde68a;color:#78350f;}
.gc-list{
  flex:1 1 auto;
  overflow-y:auto;
  padding:8px 10px;
  background:#fffbeb;
  scroll-behavior:smooth;
}
.gc-empty{
  text-align:center;color:#a16207;font-size:13px;
  padding:24px 12px;
}
.gc-msg{
  display:flex; gap:8px;
  padding:6px 4px;
  margin-bottom:2px;
  border-radius:8px;
}
.gc-msg:hover{background:#fef3c7;}
.gc-avatar{
  width:32px;height:32px;border-radius:50%;
  background:#fde68a;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;color:#78350f;
  overflow:hidden;
}
.gc-avatar img{width:100%;height:100%;object-fit:cover;}
.gc-msg-body{flex:1 1 auto;min-width:0;}
.gc-msg-line1{
  display:flex;align-items:baseline;gap:6px;
  font-size:12px;
}
.gc-uname{font-weight:700;color:#1f2937;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  max-width:160px;
}
.gc-time{color:#a16207;font-size:10px;flex-shrink:0;}
.gc-text{
  font-size:13px;color:#111827;
  word-wrap:break-word;
  word-break:break-word;
  white-space:pre-wrap;
  line-height:1.4;
  margin-top:1px;
}

.gc-foot{
  padding:8px 10px;
  border-top:1px solid #fde68a;
  background:#fffbeb;
  flex-shrink:0;
}
.gc-open-input{
  width:100%;
  padding:8px 12px;
  background:#fef3c7;
  border:1px solid #fde68a;
  border-radius:8px;
  display:flex;align-items:center;gap:8px;
  cursor:pointer;
  color:#78350f;
  font-family:inherit;
  font-size:13px;
  font-weight:600;
  transition:background .15s;
}
.gc-open-input:hover{background:#fde68a;}

.gc-input-wrap{
  padding:8px 10px;
  border-top:1px solid #fde68a;
  background:#fffbeb;
  flex-shrink:0;
}
.gc-input{
  flex:1 1 auto;
  min-width:0;
  border:1px solid #fcd34d;
  border-radius:8px;
  padding:8px 10px;
  font-size:13px;
  font-family:inherit;
  resize:none;
  outline:none;
  box-sizing:border-box;
  background:#fff;
}
.gc-input:focus{border-color:#f59e0b;}
.gc-input-row{
  display:flex;align-items:flex-end;gap:6px;
}
.gc-counter-wrap{
  text-align:right;
  margin-top:4px;
}
.gc-counter{
  font-size:11px;color:#a16207;
}
.gc-send-icon{
  width:34px;height:34px;
  border-radius:50%;
  background:#16a34a;border:none;
  color:#fff;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
  transition:background .15s;
  padding:0;
}
.gc-send-icon:hover{background:#15803d;}
.gc-send-icon:disabled{background:#9ca3af;cursor:not-allowed;}
.gc-send-icon svg{transform:translateX(1px);}

/* Mobile */
@media (max-width: 480px){
  .gc-popup{
    top:46px; left:4px; right:4px;
    width:auto; max-width:none;
    height:50vh;
    max-height:50vh;
  }
}