/* ══════════════════════════════════════════════
   TSSL System v1.0.0 – style.css (global)
   ══════════════════════════════════════════════ */
:root {
    --tssl-orange: #F47B20;
    --tssl-green:  #00B14F;
    --tssl-blue:   #0068FF;
    --tssl-red:    #e74c3c;
    --tssl-bg:     #f5f5f5;
    --tssl-white:  #ffffff;
    --tssl-text:   #1a1a2e;
    --tssl-muted:  #8c8c8c;
    --tssl-border: #e8eaed;
    --tssl-radius: 12px;
    --tssl-shadow: 0 4px 20px rgba(0,0,0,.10);
}
*, *::before, *::after { box-sizing: border-box; }

/* ── Channels widget ──────────────────────────── */
.tssl-channels {
    position: fixed; left: 16px; bottom: 90px; z-index: 9990;
    display: flex; flex-direction: column; gap: 10px;
}
.tssl-ch {
    width: 44px; height: 44px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    text-decoration: none; font-size: 1.2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,.2);
    transition: transform .2s;
}
.tssl-ch:hover { transform: scale(1.12); }
.tssl-ch-call { background: #25d366; }
.tssl-ch-zalo { background: #0068ff; color: #fff; }
.tssl-ch-fb   { background: #1877f2; color: #fff; }
.tssl-ch-sf   { background: #ee4d2d; color: #fff; }

/* ══════════════════════════════════════════════
   chatbot.css
   ══════════════════════════════════════════════ */
#tssl-chat-widget { position:fixed; right:20px; bottom:20px; z-index:9999; font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; }
.tssl-chat-toggle {
    width:56px; height:56px; border-radius:50%; border:none; cursor:pointer;
    background:var(--tssl-orange); color:#fff; font-size:1.5rem;
    box-shadow:0 4px 16px rgba(244,123,32,.4); position:relative;
    display:flex; align-items:center; justify-content:center;
    transition:transform .2s;
}
.tssl-chat-toggle:hover { transform:scale(1.08); }
.tssl-chat-badge {
    position:absolute; top:-4px; right:-4px; background:var(--tssl-red);
    color:#fff; border-radius:10px; padding:0 5px; font-size:.68rem; font-weight:900;
}
.tssl-chat-window {
    position:absolute; bottom:68px; right:0; width:340px;
    background:#fff; border-radius:20px; box-shadow:var(--tssl-shadow);
    display:flex; flex-direction:column; overflow:hidden; max-height:500px;
    animation:tssl-slide-up .25s ease;
}
@keyframes tssl-slide-up { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:none} }
.tssl-chat-header {
    background:var(--tssl-orange); color:#fff; padding:14px 16px;
    display:flex; align-items:center; justify-content:space-between; flex-shrink:0;
}
.tssl-chat-header-info { display:flex; align-items:center; gap:10px; }
.tssl-chat-avatar { font-size:1.8rem; }
.tssl-chat-store-name { font-weight:800; font-size:.95rem; }
.tssl-chat-status { font-size:.72rem; opacity:.9; display:flex; align-items:center; gap:4px; }
.tssl-online-dot  { width:7px;height:7px;border-radius:50%;background:#a8ff78;display:inline-block; }
.tssl-offline-dot { width:7px;height:7px;border-radius:50%;background:#FFD580;display:inline-block; }
.tssl-chat-close  { background:none;border:none;color:#fff;font-size:1.1rem;cursor:pointer;opacity:.8; }
.tssl-messages    { flex:1; overflow-y:auto; padding:12px; display:flex; flex-direction:column; gap:8px; }
.tssl-messages::-webkit-scrollbar { width:3px; }
.tssl-messages::-webkit-scrollbar-thumb { background:#ddd; }
.tssl-msg { display:flex; flex-direction:column; max-width:85%; animation:tssl-msg-in .2s ease; }
@keyframes tssl-msg-in { from{opacity:0;transform:translateY(5px)} to{opacity:1;transform:none} }
.tssl-msg-bot  { align-self:flex-start; }
.tssl-msg-user { align-self:flex-end; }
.tssl-bubble { padding:9px 13px; border-radius:16px; font-size:.86rem; line-height:1.55; word-break:break-word; }
.tssl-msg-bot  .tssl-bubble { background:#f1f3f4; color:var(--tssl-text); border-bottom-left-radius:4px; }
.tssl-msg-user .tssl-bubble { background:var(--tssl-orange); color:#fff; border-bottom-right-radius:4px; }
.tssl-msg-admin .tssl-bubble { background:#FFF8F0; border:1px solid #FFD0A0; border-bottom-left-radius:4px; }
.tssl-msg-time { font-size:.65rem; color:var(--tssl-muted); margin-top:2px; }
.tssl-msg-user .tssl-msg-time { text-align:right; }
.tssl-typing { display:flex; align-items:center; gap:6px; padding:8px 12px; color:var(--tssl-muted); font-size:.78rem; flex-shrink:0; }
.tssl-typing-dots { display:flex; gap:3px; }
.tssl-typing-dots span { width:6px;height:6px;border-radius:50%;background:var(--tssl-muted);animation:td 1.4s infinite; }
.tssl-typing-dots span:nth-child(2){animation-delay:.2s}.tssl-typing-dots span:nth-child(3){animation-delay:.4s}
@keyframes td{0%,80%,100%{opacity:.3}40%{opacity:1}}
.tssl-prechat { padding:14px; flex-shrink:0; }
.tssl-prechat p { font-size:.82rem; color:var(--tssl-muted); margin:0 0 8px; }
.tssl-prechat-input { width:100%; padding:9px 12px; border:1.5px solid var(--tssl-border); border-radius:10px; font-size:.85rem; outline:none; margin-bottom:8px; }
.tssl-prechat-input:focus { border-color:var(--tssl-orange); }
.tssl-prechat-btn { width:100%; padding:10px; background:var(--tssl-orange); color:#fff; border:none; border-radius:10px; font-weight:700; cursor:pointer; font-size:.9rem; }
.tssl-prechat-skip { text-align:center; font-size:.76rem; color:var(--tssl-muted); cursor:pointer; text-decoration:underline; margin:6px 0 0; }
.tssl-quick-replies { padding:0 12px 8px; display:flex; flex-wrap:wrap; gap:6px; flex-shrink:0; }
.tssl-qr-btn { padding:5px 12px; border:1.5px solid var(--tssl-border); border-radius:20px; background:#fff; font-size:.75rem; cursor:pointer; white-space:nowrap; transition:all .15s; }
.tssl-qr-btn:hover { border-color:var(--tssl-orange); color:var(--tssl-orange); }
.tssl-input-area { display:flex; align-items:flex-end; gap:8px; padding:10px 12px; border-top:1px solid var(--tssl-border); flex-shrink:0; }
.tssl-input { flex:1; padding:9px 12px; border:1.5px solid var(--tssl-border); border-radius:12px; resize:none; font-size:.85rem; font-family:inherit; outline:none; max-height:80px; transition:border-color .2s; }
.tssl-input:focus { border-color:var(--tssl-orange); }
.tssl-send-btn { width:38px;height:38px;border-radius:50%;border:none;background:var(--tssl-orange);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0; }

/* ══════════════════════════════════════════════
   pos.css – POS interface
   ══════════════════════════════════════════════ */
.tssl-pos-root,.tssl-pos-wrap { font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; background:var(--tssl-bg); }
.tssl-pos-topbar { background:var(--tssl-orange); color:#fff; padding:12px 20px; display:flex; justify-content:space-between; align-items:center; }
.tssl-pos-logo { font-weight:900; font-size:1.1rem; }
.tssl-pos-layout { display:grid; grid-template-columns:1fr 340px; height:calc(100vh - 50px); overflow:hidden; }
.tssl-pos-products { overflow-y:auto; padding:16px; }
.tssl-pos-sidebar  { background:#fff; border-left:1.5px solid var(--tssl-border); display:flex; flex-direction:column; overflow:hidden; }
/* Category tabs */
.tssl-cat-tabs { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:14px; }
.tssl-cat-tab { padding:7px 16px; border-radius:20px; border:1.5px solid var(--tssl-border); background:#fff; font-size:.82rem; font-weight:600; cursor:pointer; transition:all .15s; }
.tssl-cat-tab.active,.tssl-cat-tab:hover { background:var(--tssl-orange); color:#fff; border-color:var(--tssl-orange); }
/* Product grid */
.tssl-prod-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(140px,1fr)); gap:12px; }
.tssl-prod-card { background:#fff; border-radius:var(--tssl-radius); overflow:hidden; cursor:pointer; box-shadow:0 2px 8px rgba(0,0,0,.06); transition:transform .15s; }
.tssl-prod-card:hover { transform:translateY(-2px); box-shadow:0 6px 16px rgba(0,0,0,.1); }
.tssl-prod-img { width:100%; height:100px; object-fit:cover; background:#FFF8F0; display:flex; align-items:center; justify-content:center; font-size:2rem; }
.tssl-prod-info { padding:10px; }
.tssl-prod-name  { font-weight:700; font-size:.85rem; margin-bottom:4px; }
.tssl-prod-price { color:var(--tssl-orange); font-weight:800; font-size:.9rem; }
/* Cart sidebar */
.tssl-cart-header { padding:14px 16px; border-bottom:1.5px solid var(--tssl-border); font-weight:800; display:flex; justify-content:space-between; align-items:center; flex-shrink:0; }
.tssl-cart-clear  { font-size:.75rem; color:var(--tssl-red); cursor:pointer; background:none; border:none; }
.tssl-cart-items  { flex:1; overflow-y:auto; padding:10px; }
.tssl-cart-item   { display:flex; gap:8px; align-items:flex-start; padding:8px; border-radius:10px; background:#f8f8f8; margin-bottom:8px; }
.tssl-ci-info     { flex:1; }
.tssl-ci-name     { font-weight:700; font-size:.84rem; }
.tssl-ci-sub      { font-size:.74rem; color:var(--tssl-muted); }
.tssl-ci-price    { font-weight:800; color:var(--tssl-orange); font-size:.88rem; white-space:nowrap; }
.tssl-ci-remove   { background:none; border:none; cursor:pointer; color:var(--tssl-muted); font-size:1rem; }
.tssl-cart-footer { padding:12px; border-top:1.5px solid var(--tssl-border); flex-shrink:0; }
.tssl-cart-row    { display:flex; justify-content:space-between; font-size:.84rem; margin-bottom:6px; }
.tssl-cart-row.total { font-weight:900; font-size:1.05rem; color:var(--tssl-orange); }
.tssl-voucher-row { display:flex; gap:6px; margin-bottom:8px; }
.tssl-voucher-input { flex:1; padding:7px 10px; border:1.5px solid var(--tssl-border); border-radius:8px; font-size:.82rem; outline:none; }
.tssl-voucher-input:focus { border-color:var(--tssl-orange); }
.tssl-apply-btn   { padding:7px 12px; background:var(--tssl-orange); color:#fff; border:none; border-radius:8px; font-size:.8rem; font-weight:700; cursor:pointer; }
.tssl-checkout-btn-pos { width:100%; padding:12px; background:var(--tssl-orange); color:#fff; border:none; border-radius:10px; font-size:1rem; font-weight:800; cursor:pointer; margin-top:6px; transition:background .15s; }
.tssl-checkout-btn-pos:hover { background:#d96610; }
.tssl-checkout-btn-pos:disabled { background:#ccc; cursor:not-allowed; }
/* Product modal */
.tssl-prod-modal { position:fixed; inset:0; background:rgba(0,0,0,.5); z-index:99998; display:flex; align-items:center; justify-content:center; }
.tssl-prod-modal-inner { background:#fff; border-radius:20px; padding:24px; max-width:420px; width:92%; max-height:90vh; overflow-y:auto; }
.tssl-size-btn,.tssl-top-btn { padding:7px 14px; border:1.5px solid var(--tssl-border); border-radius:20px; font-size:.82rem; cursor:pointer; transition:all .15s; background:#fff; }
.tssl-size-btn.sel,.tssl-top-btn.sel { border-color:var(--tssl-orange); background:#FFF8F0; color:var(--tssl-orange); font-weight:700; }
.tssl-qty-ctrl { display:flex; align-items:center; gap:12px; margin:12px 0; }
.tssl-qty-btn  { width:32px; height:32px; border-radius:50%; border:1.5px solid var(--tssl-border); background:#fff; font-size:1.1rem; cursor:pointer; display:flex; align-items:center; justify-content:center; }
/* Receipt print */
@media print {
    body * { visibility:hidden; }
    #tssl-receipt,#tssl-receipt * { visibility:visible; }
    #tssl-receipt { position:fixed; top:0; left:0; width:80mm; font-size:12px; font-family:monospace; }
}

/* ══════════════════════════════════════════════
   menu.css – Customer menu page
   ══════════════════════════════════════════════ */
.tssl-menu-app { max-width:680px; margin:0 auto; font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; padding-bottom:80px; }
.tssl-menu-header { background:var(--tssl-orange); color:#fff; padding:20px; text-align:center; border-radius:0 0 20px 20px; margin-bottom:16px; }
.tssl-menu-logo { font-size:1.3rem; font-weight:900; }
.tssl-menu-tagline { font-size:.82rem; opacity:.85; margin-top:4px; }
.tssl-menu-cats { display:flex; gap:8px; padding:0 16px 12px; overflow-x:auto; }
.tssl-menu-cats::-webkit-scrollbar { display:none; }
.tssl-menu-cat-btn { padding:8px 18px; border-radius:20px; border:1.5px solid var(--tssl-border); background:#fff; font-size:.82rem; font-weight:600; cursor:pointer; white-space:nowrap; transition:all .15s; flex-shrink:0; }
.tssl-menu-cat-btn.active { background:var(--tssl-orange); color:#fff; border-color:var(--tssl-orange); }
.tssl-menu-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:12px; padding:0 16px; }
.tssl-menu-card { background:#fff; border-radius:var(--tssl-radius); overflow:hidden; box-shadow:0 2px 8px rgba(0,0,0,.07); cursor:pointer; transition:transform .15s; }
.tssl-menu-card:hover { transform:translateY(-2px); }
.tssl-menu-card-img { width:100%; height:130px; object-fit:cover; background:#FFF8F0; display:flex; align-items:center; justify-content:center; font-size:2.5rem; }
.tssl-menu-card-info { padding:10px 12px; }
.tssl-menu-card-name  { font-weight:800; font-size:.9rem; margin-bottom:4px; }
.tssl-menu-card-price { color:var(--tssl-orange); font-weight:800; }
.tssl-menu-card-desc  { font-size:.75rem; color:var(--tssl-muted); margin-top:2px; }
/* Cart bar */
.tssl-cart-bar { position:fixed; bottom:0; left:0; right:0; background:var(--tssl-orange); color:#fff; padding:12px 20px; display:flex; align-items:center; justify-content:space-between; z-index:9000; box-shadow:0 -4px 16px rgba(0,0,0,.15); }
.tssl-cart-info { font-size:.9rem; font-weight:600; }
.tssl-cart-btn { background:#fff; color:var(--tssl-orange); border:none; padding:10px 20px; border-radius:20px; font-weight:800; cursor:pointer; font-size:.9rem; }
/* Modal */
.tssl-modal { position:fixed; inset:0; background:rgba(0,0,0,.55); z-index:99999; display:flex; align-items:flex-end; justify-content:center; }
@media(min-width:500px){ .tssl-modal { align-items:center; } }
.tssl-modal-inner { background:#fff; border-radius:20px 20px 0 0; width:100%; max-width:480px; padding:24px; max-height:90vh; overflow-y:auto; position:relative; }
@media(min-width:500px){ .tssl-modal-inner { border-radius:20px; } }
.tssl-modal-close { position:absolute; top:14px; right:16px; border:none; background:#f1f1f1; border-radius:50%; width:30px; height:30px; font-size:1rem; cursor:pointer; display:flex; align-items:center; justify-content:center; }
.tssl-option-label { font-weight:700; font-size:.85rem; margin:12px 0 6px; }
.tssl-size-grid,.tssl-top-grid { display:flex; flex-wrap:wrap; gap:6px; }
.tssl-modal-qty { display:flex; align-items:center; gap:14px; margin:14px 0; }
.tssl-modal-note { width:100%; padding:9px 12px; border:1.5px solid var(--tssl-border); border-radius:10px; font-size:.84rem; margin-bottom:12px; outline:none; }
.tssl-modal-note:focus { border-color:var(--tssl-orange); }
.tssl-add-cart-btn,.tssl-checkout-btn { width:100%; padding:13px; background:var(--tssl-orange); color:#fff; border:none; border-radius:12px; font-size:1rem; font-weight:800; cursor:pointer; margin-top:4px; }
.tssl-modal-price { font-size:1.2rem; font-weight:900; color:var(--tssl-orange); margin:8px 0; }
.tssl-checkout-items { margin:12px 0; }
.tssl-checkout-item { display:flex; justify-content:space-between; padding:6px 0; border-bottom:1px solid var(--tssl-border); font-size:.84rem; }
.tssl-checkout-total { font-weight:900; font-size:1.1rem; color:var(--tssl-orange); text-align:right; margin:10px 0; }
.tssl-form-input { width:100%; padding:10px 12px; border:1.5px solid var(--tssl-border); border-radius:10px; font-size:.88rem; margin-bottom:10px; outline:none; }
.tssl-form-input:focus { border-color:var(--tssl-orange); }

/* ══════════════════════════════════════════════
   admin.css – WP Admin pages
   ══════════════════════════════════════════════ */
.tssl-wrap { font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; }
.tssl-stat-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(180px,1fr)); gap:14px; margin-top:16px; }
.tssl-stat { background:#fff; border-radius:var(--tssl-radius); padding:18px; border-left:4px solid; }
.tssl-stat.orange { border-color:var(--tssl-orange); }
.tssl-stat.blue   { border-color:var(--tssl-blue); }
.tssl-stat.green  { border-color:var(--tssl-green); }
.tssl-stat.red    { border-color:var(--tssl-red); }
.stat-num { font-size:1.6rem; font-weight:900; color:var(--tssl-text); }
.stat-label { font-size:.78rem; color:var(--tssl-muted); margin-top:4px; }
.tssl-card { background:#fff; border-radius:var(--tssl-radius); padding:18px; border:1px solid var(--tssl-border); }
.tssl-card h3 { margin:0 0 12px; }