/* ==========================================================================
   aivin.css — giao diện dùng chung cho AIVIN1 (bản thiết kế lại: "bảng hiệu")
   Dùng cho: index, domains, hosting, vps, social_services, web_design, inbox, my_services
   Sửa màu/chữ ở khối :root ngay bên dưới, mọi trang tự đổi theo.
   ========================================================================== */
:root{
  --paper:#F3F5FA;      /* nền trang */
  --card:#FFFFFF;       /* bề mặt thẻ */
  --sunk:#EEF1F8;       /* ô nhập, hàng đang chọn */
  --ink:#0E1B3D;        /* chữ chính */
  --ink-2:#4B5878;      /* chữ phụ */
  --ink-3:#7B87A4;      /* chữ mờ */
  --line:#DCE2EF;
  --brand:#1F5BFF;      /* nút chính */
  --brand-deep:#0B2F86; /* bảng hiệu */
  --brand-tint:#E7EEFF;
  --sun:#FFC533;        /* vàng đèn lồng: giá, nhấn trên bảng hiệu */
  --sun-tint:#FFF4D6;
  --ok:#0B8F5F; --ok-tint:#E2F6EE;
  --warn:#A8620A; --warn-tint:#FFF1DC;
  --err:#C8283A; --err-tint:#FDECEE;
  --f-display:'Bricolage Grotesque','Be Vietnam Pro',system-ui,sans-serif;
  --f-body:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  --r-sm:8px; --r-md:12px; --r-lg:18px;
  --shadow:0 1px 2px rgba(14,27,61,.06),0 8px 24px -12px rgba(14,27,61,.18);
  --header-h:64px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 12px)}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--brand)}
h1,h2,h3{font-family:var(--f-display);letter-spacing:-.02em;line-height:1.15;margin:0}
:focus-visible{outline:3px solid rgba(31,91,255,.45);outline-offset:2px;border-radius:6px}
.hidden{display:none!important}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.main{max-width:1160px;margin:0 auto;padding:28px 20px 72px}
.narrow{max-width:900px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* ---------- Header ---------- */
#av-header{min-height:var(--header-h);background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:60}
.av-bar{max-width:1160px;margin:0 auto;padding:0 20px;height:var(--header-h);display:flex;align-items:center;gap:18px}
.av-logo{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);font-family:var(--f-display);font-weight:800;font-size:20px;letter-spacing:-.03em;flex-shrink:0}
.av-logo img{width:32px;height:32px;border-radius:9px;object-fit:cover}
.av-nav{display:flex;gap:2px;margin-left:8px;flex:1;min-width:0}
.av-nav a{padding:8px 11px;border-radius:9px;text-decoration:none;color:var(--ink-2);font-size:14px;font-weight:600;white-space:nowrap}
.av-nav a:hover{background:var(--sunk);color:var(--ink)}
.av-nav a.on{background:var(--brand-tint);color:var(--brand-deep)}
.av-right{display:flex;align-items:center;gap:8px;margin-left:auto;flex-shrink:0}
.av-burger{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:40px;height:40px;font-size:18px;color:var(--ink);cursor:pointer}
.av-wallet{display:flex;align-items:center;gap:6px;background:var(--sun-tint);border:1px solid #F1D68A;border-radius:99px;padding:4px 4px 4px 12px;font-size:13px;font-weight:700;color:#5C3D00}
.av-wallet button{border:0;background:var(--sun);color:#3B2A00;font:inherit;font-size:12px;font-weight:800;border-radius:99px;padding:5px 11px;cursor:pointer}
.av-user{position:relative}
.av-user>button{display:flex;align-items:center;gap:8px;background:none;border:1px solid var(--line);border-radius:99px;padding:3px 12px 3px 3px;cursor:pointer;font:inherit;font-size:13px;font-weight:600;color:var(--ink)}
.av-avatar{width:28px;height:28px;border-radius:50%;background:var(--brand-deep);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;font-family:var(--f-display)}
.av-menu{position:absolute;right:0;top:calc(100% + 8px);background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow);min-width:200px;padding:6px;display:none}
.av-menu.open{display:block}
.av-menu a,.av-menu button{display:block;width:100%;text-align:left;padding:9px 12px;border-radius:8px;color:var(--ink);text-decoration:none;font:inherit;font-size:14px;background:none;border:0;cursor:pointer}
.av-menu a:hover,.av-menu button:hover{background:var(--sunk)}
@media (max-width:1180px){
  .av-burger{display:block}
  .av-nav{position:fixed;left:0;right:0;top:var(--header-h);background:var(--card);border-bottom:1px solid var(--line);flex-direction:column;padding:10px 16px 16px;margin:0;display:none;box-shadow:var(--shadow)}
  .av-nav.open{display:flex}
  .av-nav a{padding:12px;font-size:15px}
  .av-right{margin-left:auto}
  .av-user>button span.nm{display:none}
  .av-user>button{padding:3px}
}
@media (max-width:520px){
  .av-wallet{font-size:12px;padding-left:9px}.av-wallet button{padding:5px 9px}
  .av-bar{gap:6px;padding:0 12px}.av-right{gap:6px}
  .av-logo{font-size:17px;gap:7px}.av-logo img{width:28px;height:28px}
  .av-burger{width:36px;height:36px}
}
@media (max-width:420px){.av-logo{font-size:0;gap:0}}

/* ---------- Footer ---------- */
#av-footer{background:var(--ink);color:#C7D0E6;margin-top:24px}
.av-foot{max-width:1160px;margin:0 auto;padding:44px 20px 28px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.av-foot h4{margin:0 0 12px;color:#fff;font-family:var(--f-display);font-size:15px}
.av-foot a{display:block;color:#C7D0E6;text-decoration:none;font-size:14px;padding:4px 0}
.av-foot a:hover{color:#fff}
.av-foot p{margin:0 0 8px;font-size:14px}
.av-foot-brand{font-family:var(--f-display);font-weight:800;font-size:22px;color:#fff;margin-bottom:8px}
.av-foot-end{max-width:1160px;margin:0 auto;padding:16px 20px 28px;border-top:1px solid rgba(255,255,255,.12);font-size:12.5px;color:#8E9AB8}
@media (max-width:820px){.av-foot{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.av-foot{grid-template-columns:1fr}}

/* ---------- Buttons ---------- */
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:10px;border:1px solid transparent;background:var(--brand);color:#fff;font:inherit;font-weight:700;font-size:14.5px;text-decoration:none;cursor:pointer;line-height:1.2}
.button:hover{background:#174CE0}
.button.ghost{background:var(--card);color:var(--ink);border-color:var(--line)}
.button.ghost:hover{background:var(--sunk)}
.button.sun{background:var(--sun);color:#3B2A00}
.button.sun:hover{background:#F5B912}
.button.small{padding:8px 14px;font-size:13px}
.button:disabled{opacity:.5;cursor:not-allowed}
.btn{width:100%;padding:13px;border:0;border-radius:10px;background:var(--brand);color:#fff;font-family:inherit;font-size:15px;font-weight:700;cursor:pointer;margin-top:16px}
.btn:hover{background:#174CE0}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn-close{background:none;border:0;color:var(--ink-3);font-size:24px;line-height:1;cursor:pointer;float:right;padding:0 4px}
.btn-sm{padding:6px 12px;border:0;border-radius:8px;font-size:12.5px;font-weight:700;cursor:pointer;margin:0 4px 4px 0;white-space:nowrap;font-family:inherit}
.btn-sm.violet{background:var(--brand);color:#fff}
.btn-sm.green{background:var(--ok);color:#fff}
.btn-sm.gray{background:var(--sunk);border:1px solid var(--line);color:var(--ink)}
.btn-sm:disabled{opacity:.4;cursor:not-allowed}
.btn-danger{background:var(--err-tint);color:var(--err)}

/* ---------- Page head, tabs ---------- */
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:6px 0 22px}
.page-title{font-size:clamp(28px,4vw,40px);font-weight:800;margin:0 0 6px;text-align:left}
.page-sub{color:var(--ink-2);font-size:15px;margin:0;max-width:60ch}
.tabs{display:inline-flex;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:3px;gap:2px}
.tabs button,.tabs a{border:0;background:none;color:var(--ink-2);font:inherit;font-size:14px;font-weight:600;padding:9px 16px;border-radius:9px;cursor:pointer;text-decoration:none}
.tabs .active{background:var(--brand-deep);color:#fff}
.section-title{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin:34px 0 12px;font-family:var(--f-display);font-size:22px;font-weight:800;letter-spacing:-.02em}
.section-title a{font-family:var(--f-body);font-size:13.5px;font-weight:600;letter-spacing:0;text-decoration:none}
h2.sec{font-size:clamp(22px,3vw,30px);font-weight:800;margin:44px 0 6px}
.sec-sub{color:var(--ink-2);margin:0 0 20px;max-width:64ch}

/* ---------- Signboard (bảng hiệu) ---------- */
.sign{background:linear-gradient(180deg,#0E3A9E,#0B2F86);border-radius:var(--r-lg);padding:9px;position:relative;box-shadow:0 22px 40px -22px rgba(11,47,134,.7)}
.sign::before,.sign::after{content:"";position:absolute;top:19px;width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.35);box-shadow:inset 0 1px 1px rgba(0,0,0,.35)}
.sign::before{left:20px}.sign::after{right:20px}
.sign-in{border:1.5px solid rgba(255,255,255,.55);border-radius:11px;padding:30px 22px 20px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.sign-label{flex-basis:100%;color:#BFD0FF;font-size:13.5px;font-weight:600;margin-bottom:-2px}
.sign .sign-input{width:auto;flex:1 1 260px;min-width:0;background:transparent;border:0;border-radius:0;border-bottom:2px dashed rgba(255,255,255,.4);color:#fff;box-shadow:none;font-family:var(--f-display);font-weight:800;font-size:clamp(24px,4.4vw,42px);letter-spacing:-.02em;padding:4px 2px;outline:none}
.sign .sign-input::placeholder{color:rgba(255,255,255,.4)}
.sign .sign-input:focus{border-bottom-color:var(--sun);box-shadow:none}
.sign select.sign-tld{width:auto;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.3);color:var(--sun);font-family:var(--f-display);font-weight:800;font-size:20px;border-radius:10px;padding:10px 12px;cursor:pointer}
.sign select.sign-tld option{color:#0E1B3D;font-family:var(--f-body);font-size:15px}
.sign-go{background:var(--sun);color:#3B2A00;border:0;border-radius:11px;padding:14px 24px;font:inherit;font-weight:800;font-size:15px;cursor:pointer}
.sign-go:hover{background:#FFD35E}
.sign-chips{flex-basis:100%;display:flex;gap:8px;flex-wrap:wrap;color:#BFD0FF;font-size:13px;align-items:center}
.sign-chips b{color:#fff;font-weight:700}
.sign-chips span.chip{border:1px solid rgba(255,255,255,.25);border-radius:99px;padding:3px 11px}
@media (max-width:560px){.sign-in{padding:28px 16px 16px}.sign-go{width:100%}.sign-tld{flex:1}}

/* ---------- Hero (trang chủ) ---------- */
.hero{padding:46px 0 34px}
.hero h1{font-size:clamp(36px,6vw,64px);font-weight:800;max-width:14ch;margin-bottom:14px}
.hero p.lead{font-size:clamp(16px,2vw,19px);color:var(--ink-2);max-width:56ch;margin:0 0 28px}

/* ---------- Pillars (6 dịch vụ) ---------- */
.pillars{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.pillar{grid-column:span 2;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:8px;min-height:210px;position:relative;transition:border-color .15s,box-shadow .15s}
.pillar:hover{border-color:var(--brand);box-shadow:var(--shadow)}
.pillar.big{grid-column:span 3;background:var(--brand-deep);border-color:var(--brand-deep);color:#fff}
.pillar.half{grid-column:span 3}
.pillar.wide{grid-column:span 6;flex-direction:row;align-items:center;gap:22px;min-height:0;padding:22px 26px}
.pillar.wide .tag{align-self:center}
.pillar.wide .wtxt{flex:1;display:flex;flex-direction:column;gap:6px}
.pillar.big p{color:#C9D6FF}.pillar.big .where{color:#FFD86E}
.pillar .where{font-size:13px;font-weight:700;color:var(--brand)}
.pillar h3{font-size:24px;font-weight:800}
.pillar p{margin:0;color:var(--ink-2);font-size:14.5px;flex:1}
.pillar svg{width:40px;height:40px;margin-bottom:4px}
.tag{align-self:flex-start;background:var(--sun);color:#3B2A00;font-weight:800;font-size:12.5px;padding:5px 12px 5px 16px;clip-path:polygon(9px 0,100% 0,100% 100%,9px 100%,0 50%);min-height:26px}
.tag.plain{background:var(--sunk);color:var(--ink-2)}
@media (max-width:900px){.pillar,.pillar.big,.pillar.half{grid-column:span 3}.pillar.wide{grid-column:span 6}}
@media (max-width:600px){.pillar,.pillar.big,.pillar.half,.pillar.wide{grid-column:span 6;min-height:0}.pillar.wide{flex-direction:column;align-items:flex-start}}

/* ---------- Cards, panels, tables ---------- */
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px}
.panel h2{font-size:17px;font-weight:800;margin:0 0 14px}
.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:0 0 26px}
.trust-item{display:flex;align-items:flex-start;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:13px 14px}
.trust-item .ic{font-size:20px;flex-shrink:0}
.trust-item b{display:block;font-size:13.5px}
.trust-item span{display:block;font-size:12.5px;color:var(--ink-2);margin-top:1px}
@media (max-width:820px){.trust-row{grid-template-columns:1fr 1fr}}
.steps-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.step-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:18px;display:flex;flex-direction:column;gap:6px}
.step-num{width:30px;height:30px;border-radius:50%;background:var(--brand-deep);color:#fff;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;font-family:var(--f-display)}
.step-card b{font-size:15px}
.step-card span{font-size:13.5px;color:var(--ink-2)}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;color:var(--ink-3);font-weight:700;font-size:12.5px;padding:0 10px 10px;white-space:nowrap}
td{padding:12px 10px;border-top:1px solid var(--line);vertical-align:middle}
.status-pill{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12px;font-weight:700;background:var(--sunk);color:var(--ink-2)}
.status-pill.active,.status-pill.completed,.status-pill.success,.status-pill.registered{background:var(--ok-tint);color:var(--ok)}
.status-pill.pending,.status-pill.processing,.status-pill.in_progress,.status-pill.partial,.status-pill.provisioning{background:var(--warn-tint);color:var(--warn)}
.status-pill.failed,.status-pill.canceled,.status-pill.suspended,.status-pill.terminated,.status-pill.expired{background:var(--err-tint);color:var(--err)}
.status-pill.refunded{background:var(--brand-tint);color:var(--brand-deep)}
.empty-state{color:var(--ink-2);font-size:14.5px;text-align:center;padding:36px 20px}
.filters{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.filters input{flex:1 1 200px}
.filters button{padding:0 18px;border:0;border-radius:9px;background:var(--brand-deep);color:#fff;font-weight:700;cursor:pointer;font-family:inherit}
.notice{border-left:4px solid var(--sun)}
.notice-title{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:800;margin-bottom:8px}
.notice ul{margin:0;padding-left:18px;font-size:13.5px;color:var(--ink-2);line-height:1.7}
.notice ul b{color:var(--ink)}

/* ---------- Forms ---------- */
.field-label,label.fl{display:block;font-size:13px;color:var(--ink-2);margin:14px 0 6px;font-weight:600}
.field-label:first-of-type{margin-top:0}
input[type=text],input[type=email],input[type=number],input[type=password],input[type=tel],select,textarea{width:100%;padding:11px 12px;background:var(--card);color:var(--ink);border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:15px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,91,255,.15)}
textarea{resize:vertical}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.modal-box .field-row{margin-top:14px}
.msg{font-size:13.5px;margin-top:10px}
.msg.err,.err{color:var(--err)}.msg.ok,.ok{color:var(--ok)}
.switch{position:relative;display:inline-block;width:40px;height:23px;flex-shrink:0}
.switch input{opacity:0;width:0;height:0}
.switch-slider{position:absolute;cursor:pointer;inset:0;background:var(--sunk);border:1px solid var(--line);border-radius:99px;transition:.15s}
.switch-slider::before{content:'';position:absolute;height:17px;width:17px;left:2px;top:2px;background:var(--ink-3);border-radius:50%;transition:.15s}
.switch input:checked+.switch-slider{background:var(--brand);border-color:var(--brand)}
.switch input:checked+.switch-slider::before{transform:translateX(17px);background:#fff}
.bulk-toggle-row{display:flex;align-items:center;gap:10px;margin:14px 0;font-size:13.5px;color:var(--ink-2)}

/* ---------- Modal ---------- */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(14,27,61,.55);z-index:100;align-items:center;justify-content:center;padding:16px;backdrop-filter:blur(3px)}
.modal-overlay.open{display:flex}
.modal-box{background:var(--card);border-radius:var(--r-lg);padding:24px;max-width:500px;width:100%;max-height:92vh;overflow-y:auto;box-shadow:0 30px 70px -20px rgba(14,27,61,.5)}
.modal-box h2{margin:0 0 4px;font-size:22px;font-weight:800}
.modal-sub{color:var(--ink-2);font-size:14px;margin-bottom:16px}
.order-summary{background:var(--sunk);border-radius:var(--r-md);padding:14px;margin-top:16px}
.order-summary-row{display:flex;justify-content:space-between;font-size:14px;padding:4px 0;color:var(--ink-2)}
.order-summary-row.total{color:var(--ink);font-weight:800;font-size:17px;border-top:1px dashed var(--line);margin-top:6px;padding-top:10px}
.order-summary-row.total b{color:var(--ink)}
.credential-box{background:var(--ok-tint);border:1px solid #B5E3CF;border-radius:var(--r-md);padding:14px;margin-top:14px;font-size:14px}
.credential-box .row{display:flex;justify-content:space-between;gap:10px;padding:5px 0;flex-wrap:wrap}
.credential-box code,code{background:var(--sunk);padding:2px 8px;border-radius:6px;font-size:13px;word-break:break-all}

/* ---------- Domain search results (bảng giá kiểu thẻ giá) ---------- */
.result-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:10px}
.result-row .rname{font-family:var(--f-display);font-size:22px;font-weight:800;letter-spacing:-.02em;word-break:break-all}
.result-row .rname .badge{font-family:var(--f-body);font-size:11px;background:var(--sun-tint);color:var(--warn);padding:2px 8px;border-radius:6px;margin-left:8px;letter-spacing:0;vertical-align:middle}
.result-row .rprice{font-size:14px;color:var(--ink-2);margin-top:2px}
.result-row .runavailable{color:var(--err);font-size:14px;font-weight:700}
.result-row button{padding:11px 20px;background:var(--brand);border:0;border-radius:10px;color:#fff;font-weight:700;cursor:pointer;font-size:14px;white-space:nowrap;font-family:inherit}
.result-row button:hover{background:#174CE0}
.tld-price-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;max-height:340px;overflow-y:auto}
.tld-price-item{background:var(--sunk);border-radius:10px;padding:10px 12px}
.tld-price-item .tld-name{font-family:var(--f-display);font-weight:800;font-size:17px}
.tld-price-item .tld-price{font-size:13px;color:var(--ok);font-weight:600;margin-top:1px}
.recent-row{display:flex;align-items:center;gap:10px;font-size:13.5px;padding:9px 0;border-bottom:1px solid var(--line)}
.recent-row:last-child{border-bottom:0}
.recent-row .av{width:30px;height:30px;border-radius:50%;background:var(--brand-tint);color:var(--brand-deep);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800}
.recent-row .rmeta{min-width:0;flex:1}
.recent-row .ruser{font-weight:700}
.recent-row .rtld,.recent-row .rsvc{color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.recent-row .rok{margin-left:auto;color:var(--ok);font-size:12px;font-weight:700;flex-shrink:0}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--ok);display:inline-block;animation:pulse 1.8s infinite}
@keyframes pulse{50%{opacity:.35}}

/* ---------- Plans (hosting / vps) ---------- */
.plans-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}
.plan-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;display:flex;flex-direction:column}
.plan-card h3{font-size:22px;font-weight:800;margin:0 0 4px}
.plan-card .price{font-family:var(--f-display);font-size:32px;font-weight:800;color:var(--ink);margin:6px 0 16px;letter-spacing:-.03em}
.plan-card .price b{font-weight:800}
.plan-card .price span{font-family:var(--f-body);font-size:14px;color:var(--ink-2);font-weight:500;letter-spacing:0}
.plan-card ul{list-style:none;padding:0;margin:0 0 20px;flex:1}
.plan-card li{font-size:14px;color:var(--ink-2);padding:8px 0;border-bottom:1px dashed var(--line)}
.plan-card li b{color:var(--ink)}
.plan-card button{padding:13px;background:var(--brand);border:0;border-radius:10px;color:#fff;font-weight:700;cursor:pointer;font-size:15px;font-family:inherit}
.plan-card button:hover{background:#174CE0}
#compare-panel table{min-width:520px}
#compare-panel th{color:var(--ink-2);font-size:13.5px;padding:11px 12px;border-bottom:1px solid var(--line);text-transform:none}
#compare-panel td{padding:11px 12px;border-bottom:1px solid var(--line);border-top:0}
#compare-panel td.plan-col{font-weight:800;color:var(--brand-deep)}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{width:100%;text-align:left;background:none;border:0;color:var(--ink);font-family:inherit;font-size:15px;font-weight:700;padding:15px 0;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:10px}
.faq-arrow{color:var(--ink-3);transition:transform .15s;flex-shrink:0}
.faq-item.open .faq-arrow{transform:rotate(180deg)}
.faq-a{display:none;font-size:14.5px;color:var(--ink-2);line-height:1.65;padding:0 0 15px;max-width:70ch}
.faq-item.open .faq-a{display:block}

/* ---------- Social services layout ---------- */
.shell{display:flex;gap:24px;align-items:flex-start}
.sidebar{width:230px;flex-shrink:0;position:sticky;top:calc(var(--header-h) + 16px);max-height:calc(100vh - 100px);overflow-y:auto}
.sidebar-label{font-size:13px;font-weight:700;color:var(--ink-3);padding:0 10px 8px}
.cat-item{display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:none;border:0;color:var(--ink);font-family:inherit;font-size:14.5px;font-weight:600;padding:10px;border-radius:10px;cursor:pointer}
.cat-item .ic{width:22px;text-align:center;flex-shrink:0}
.cat-item .cat-name{flex:1;min-width:0}
.cat-item:hover{background:var(--card)}
.cat-item.active{background:var(--brand-deep);color:#fff}
.cat-expand{font-size:11px;width:22px;height:22px;display:flex;align-items:center;justify-content:center;border-radius:6px;flex-shrink:0;transition:transform .15s}
.cat-expand.open{transform:rotate(180deg)}
.cat-sub{display:none;flex-direction:column;padding:2px 0 6px 38px}
.cat-sub.open{display:flex}
.cat-sub-item{font-size:13px;color:var(--ink-2);padding:6px 8px;border-radius:6px;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-sub-item:hover{background:var(--card);color:var(--ink)}
.cat-sub-item.cat-sub-more{color:var(--brand);font-weight:700}
.cat-sub-loading{font-size:13px;color:var(--ink-3);padding:6px 8px}
.shell .main-col{flex:1;min-width:0}
.grid2{display:grid;grid-template-columns:1fr 390px;gap:20px;align-items:start}
.grid2>div{display:flex;flex-direction:column;gap:16px;min-width:0}
.svc-list{display:flex;flex-direction:column;gap:6px;max-height:540px;overflow-y:auto;padding-right:4px}
.svc-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 14px;border-radius:var(--r-md);border:1px solid var(--line);cursor:pointer;background:var(--card)}
.svc-row:hover{border-color:var(--ink-3)}
.svc-row.selected{border-color:var(--brand);background:var(--brand-tint);box-shadow:0 0 0 1px var(--brand)}
.svc-row .svc-name{font-size:14.5px;font-weight:700}
.svc-row .svc-meta{font-size:12.5px;color:var(--ink-2);margin-top:3px}
.svc-row .svc-price{font-size:14px;font-weight:800;color:var(--ok);white-space:nowrap}
.badge{display:inline-block;font-size:11px;padding:1px 7px;border-radius:6px;margin-left:6px;font-weight:700}
.badge.refill{background:var(--ok-tint);color:var(--ok)}
.badge.cancel{background:var(--err-tint);color:var(--err)}
.placeholder{display:flex}
.steps{display:flex;flex-direction:column;gap:14px}
.step{display:flex;gap:12px;align-items:flex-start}
.step .step-num{flex-shrink:0}
.step b{display:block;font-size:14.5px}.step>div>span{font-size:13.5px;color:var(--ink-2)}
@media (max-width:900px){.grid2{grid-template-columns:1fr}.shell{flex-direction:column}.sidebar{width:100%;position:static;max-height:none;display:flex;overflow-x:auto;gap:4px}.sidebar-label{display:none}.cat-block{flex-shrink:0}.cat-item{width:auto;white-space:nowrap}.cat-expand,.cat-sub{display:none!important}}

/* ---------- Web design / inbox blocks ---------- */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.product{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;display:flex;flex-direction:column;gap:8px}
.product h3{font-size:19px;font-weight:800}
.product p{margin:0;color:var(--ink-2);font-size:14px}
.product .tech{font-size:12.5px;color:var(--ink-3)}
.product .row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:10px}
.price-tag{font-family:var(--f-display);font-size:22px;font-weight:800}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.chip-btn{border:1px solid var(--line);background:var(--card);border-radius:99px;padding:8px 16px;font:inherit;font-size:14px;font-weight:600;color:var(--ink-2);cursor:pointer}
.chip-btn.active{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff}
.split{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
@media (max-width:820px){.split{grid-template-columns:1fr}}
.wn-order-row{border-top:1px solid var(--line);padding:12px 0;font-size:14px}
.callout{background:var(--sun-tint);border:1px solid #F1D68A;border-radius:var(--r-md);padding:12px 14px;font-size:13.5px;color:#5C3D00}
.embed-code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px;background:var(--ink);color:#DDE6FF;border-radius:var(--r-md);padding:14px;word-break:break-all;width:100%;min-height:64px;border:0}
.gate{background:var(--card);border:1px dashed var(--ink-3);border-radius:var(--r-lg);padding:28px;text-align:center}
.gate p{margin:0 0 14px;color:var(--ink-2)}

/* ---------- Toast ---------- */
#av-toasts{position:fixed;right:16px;bottom:16px;z-index:200;display:flex;flex-direction:column;gap:8px}
.av-toast{background:var(--ink);color:#fff;padding:11px 16px;border-radius:10px;font-size:14px;box-shadow:var(--shadow);max-width:320px}
.av-toast.err{background:var(--err)}.av-toast.ok{background:var(--ok)}

@media (max-width:600px){.main{padding:20px 16px 56px}.field-row{grid-template-columns:1fr}.result-row{flex-wrap:wrap}}

.main-col .page-title{font-size:26px;margin-top:0}
.main-col .page-sub{font-size:14px;margin-bottom:18px}

/* ==========================================================================
   Nâng cấp cao cấp / uy tín (v2)
   ========================================================================== */
/* Icon vuông dùng chung (thay emoji) */
.ico{width:40px;height:40px;border-radius:11px;background:var(--brand-tint);color:var(--brand-deep);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.ico svg{width:21px;height:21px}
.trust-item .ic{width:34px;height:34px;border-radius:10px;background:var(--brand-tint);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;font-size:0}
.trust-item .ic svg{width:18px;height:18px}
.plan-card li{position:relative;padding-left:26px}
.plan-card li::before{content:"";position:absolute;left:2px;top:13px;width:12px;height:7px;border-left:2px solid var(--ok);border-bottom:2px solid var(--ok);transform:rotate(-45deg) scale(.9)}
.plan-card{transition:border-color .15s,box-shadow .15s}
.plan-card:hover{border-color:var(--brand);box-shadow:var(--shadow)}

/* Thông báo toàn site (admin bật ở "Thông tin liên hệ") */
#av-announce{background:var(--sun);color:#3B2A00;text-align:center;font-size:13.5px;font-weight:600;padding:8px 40px 8px 16px;position:relative}
#av-announce button{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:0;color:#3B2A00;font-size:20px;line-height:1;cursor:pointer;padding:2px 8px}

/* Nút hỗ trợ nổi */
.av-float{position:fixed;right:18px;bottom:18px;z-index:90;display:flex;align-items:center;gap:8px;background:var(--brand-deep);color:#fff;text-decoration:none;font-weight:700;font-size:14px;padding:12px 18px 12px 14px;border-radius:99px;box-shadow:0 12px 28px -8px rgba(11,47,134,.65)}
.av-float:hover{background:#0A2870}
.av-float svg{width:20px;height:20px}
@media (max-width:520px){.av-float span{display:none}.av-float{padding:13px}}
#av-toasts{bottom:78px}

/* Hero tối trên trang chủ */
.hero-dark{background:radial-gradient(1100px 420px at 78% -10%,rgba(63,120,255,.38),transparent 60%),linear-gradient(180deg,#061544,#0A2466);color:#fff;position:relative;overflow:hidden}
.hero-dark::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 84px);pointer-events:none}
.hero-dark .wrap{position:relative}
.hero-dark .hero{padding:58px 0 78px}
.hero-dark h1{color:#fff;max-width:15ch}
.hero-dark p.lead{color:#C4D2F5}
.hero-dark .sign{background:linear-gradient(180deg,#2B69FF,#1748D8);box-shadow:0 30px 60px -24px rgba(0,0,0,.7),0 0 0 1px rgba(255,255,255,.08)}
.hero-dark .sign-label,.hero-dark .sign-chips{color:#D3E0FF}
.assure{display:flex;flex-wrap:wrap;gap:8px 26px;margin:22px 0 0;padding:0;list-style:none;color:#C4D2F5;font-size:14px}
.assure li{display:flex;align-items:center;gap:8px}
.assure svg{width:18px;height:18px;color:var(--sun);flex-shrink:0}

/* Thanh cam kết nổi lên trên hero */
.trustbar{margin-top:-40px;position:relative;z-index:2;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:0 24px 50px -28px rgba(14,27,61,.35);display:grid;grid-template-columns:repeat(4,1fr)}
.trustbar>div{padding:20px 22px;display:flex;gap:13px;align-items:flex-start;border-right:1px solid var(--line)}
.trustbar>div:last-child{border-right:0}
.trustbar b{display:block;font-size:14.5px;margin-bottom:2px}
.trustbar span.d{display:block;font-size:13px;color:var(--ink-2);line-height:1.45}
@media (max-width:900px){.trustbar{grid-template-columns:1fr 1fr}.trustbar>div:nth-child(2){border-right:0}.trustbar>div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:520px){.trustbar{grid-template-columns:1fr;margin-top:-28px}.trustbar>div{border-right:0;border-bottom:1px solid var(--line)}.trustbar>div:last-child{border-bottom:0}}

/* Vì sao chọn */
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.why .item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px}
.why .item h3{font-size:18px;font-weight:800;margin:14px 0 6px}
.why .item p{margin:0;color:var(--ink-2);font-size:14.5px}
@media (max-width:900px){.why{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.why{grid-template-columns:1fr}}

/* Khách hàng nói gì (dữ liệu thật do admin nhập) */
.quotes{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.quote{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;display:flex;flex-direction:column;gap:12px}
.quote .stars{color:#F5A400;letter-spacing:2px;font-size:15px}
.quote p{margin:0;font-size:15px;line-height:1.6}
.quote .who{margin-top:auto;font-size:13.5px;color:var(--ink-2)}
.quote .who b{color:var(--ink)}

/* Dải kêu gọi cuối trang */
.cta-band{background:linear-gradient(135deg,#0A2466,#1748D8);color:#fff;border-radius:var(--r-lg);padding:38px 36px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;margin-top:44px}
.cta-band h2{font-size:clamp(24px,3.2vw,34px);font-weight:800;margin:0 0 6px}
.cta-band p{margin:0;color:#C9D6FF;max-width:52ch}
.cta-band .acts{display:flex;gap:10px;flex-wrap:wrap}
.cta-band .button.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.cta-band .button.ghost:hover{background:rgba(255,255,255,.12)}

/* Footer: thông tin đơn vị vận hành */
.av-company{margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#A9B5D3;line-height:1.7}
.av-company b{color:#fff}

/* Tinh chỉnh chung cho cảm giác cao cấp */
.button{box-shadow:0 1px 0 rgba(255,255,255,.18) inset,0 6px 14px -8px rgba(31,91,255,.6)}
.button.ghost,.button.sun{box-shadow:none}
.panel,.step-card,.trust-item,.pillar,.plan-card,.product{box-shadow:0 1px 2px rgba(14,27,61,.04)}
h2.sec{letter-spacing:-.03em}
h1,h2,.page-title,.pillar h3{text-wrap:balance}
.hero-dark h1{max-width:16ch}

/* ---------- Website đã thực hiện (thư viện demo) ---------- */
.pf-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.pf-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column;transition:border-color .15s,box-shadow .15s}
.pf-card:hover{border-color:var(--brand);box-shadow:var(--shadow)}
.pf-shot{display:block;position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#E7EEFF,#F3F5FA);border-bottom:1px solid var(--line)}
.pf-shot img{width:100%;height:100%;object-fit:cover;display:block}
.pf-shot iframe{position:absolute;left:0;top:0;width:1280px;height:800px;border:0;transform-origin:0 0;pointer-events:none;background:#fff}
.pf-wait{position:absolute;inset:0;background:repeating-linear-gradient(135deg,rgba(31,91,255,.06) 0 12px,transparent 12px 24px)}
.pf-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.pf-tags{display:flex;gap:6px;flex-wrap:wrap}
.pf-tags span{font-size:12px;font-weight:700;background:var(--brand-tint);color:var(--brand-deep);padding:3px 10px;border-radius:99px}
.pf-tags span+span{background:var(--sunk);color:var(--ink-2)}
.pf-body h3{font-size:18px;font-weight:800}
.pf-body p{margin:0;color:var(--ink-2);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pf-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:6px}

/* ---------- Studio mẫu web ---------- */
.pf-price{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.pf-price b{font-family:var(--f-display);font-size:20px;font-weight:800}
.pf-price span{font-size:12.5px;color:var(--ok);font-weight:700;background:var(--ok-tint);padding:2px 8px;border-radius:99px}
.stepper{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 20px;padding:0;list-style:none;counter-reset:st}
.stepper li{flex:1 1 130px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:10px 12px;font-size:13px;color:var(--ink-3);font-weight:600;counter-increment:st}
.stepper li::before{content:counter(st);display:inline-flex;width:22px;height:22px;border-radius:50%;background:var(--sunk);color:var(--ink-3);align-items:center;justify-content:center;margin-right:8px;font-size:12px;font-weight:800}
.stepper li.done{color:var(--ink-2)}
.stepper li.done::before{background:var(--ok);color:#fff;content:"✓"}
.stepper li.now{border-color:var(--brand);color:var(--ink);box-shadow:0 0 0 2px rgba(31,91,255,.12)}
.stepper li.now::before{background:var(--brand);color:#fff}
.studio{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px;align-items:start}
@media (max-width:980px){.studio{grid-template-columns:1fr}}
.studio-frame{background:#DDE3F0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.studio-frame iframe{display:block;width:100%;height:70vh;min-height:460px;border:0;background:#fff}
.studio-frame .bar{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;background:var(--card);border-bottom:1px solid var(--line);font-size:13px;color:var(--ink-2);gap:8px;flex-wrap:wrap}
.spinner{width:34px;height:34px;border-radius:50%;border:4px solid var(--brand-tint);border-top-color:var(--brand);animation:spin 1s linear infinite;margin:0 auto 14px}
@keyframes spin{to{transform:rotate(360deg)}}
.banner-err{background:var(--err-tint);border:1px solid #F3B4BB;color:var(--err);border-radius:var(--r-md);padding:10px 14px;font-size:13.5px;margin-bottom:14px}
.tpl-terms{margin:14px 0;padding-left:20px;font-size:13.5px;color:var(--ink-2);line-height:1.7}
.radio-card{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--r-md);padding:10px 12px;margin-top:8px;cursor:pointer;font-size:13.5px}
.radio-card input{margin-top:3px;width:auto}
.radio-card.on{border-color:var(--brand);background:var(--brand-tint)}

/* ---------- Chuyển ngôn ngữ ---------- */
.av-lang{border:1px solid var(--line);background:var(--card);border-radius:99px;padding:6px 12px;font:700 12.5px var(--f-body,inherit);color:var(--ink-2);cursor:pointer;white-space:nowrap;line-height:1.2}
.av-lang:hover{border-color:var(--brand);color:var(--brand)}
html.av-en-wait body{visibility:hidden}
@media (max-width:520px){.av-lang{padding:6px 9px}}
@media (max-width:420px){.av-lang .g{display:none}}
/* ---------- Thanh đầu trang: tránh chen nhau khi số dư/tên dài hoặc chữ tiếng Anh ---------- */
.av-user .nm{display:none}
.av-menu-name{padding:8px 12px 6px;font-weight:700;color:var(--ink-3);font-size:12.5px;border-bottom:1px solid var(--line);margin-bottom:4px;word-break:break-all}
.av-right{flex-shrink:0}
@media (min-width:1181px){.av-nav a{padding:8px 8px}}

/* ---------- Nút liên hệ nổi (WhatsApp / Zalo / Telegram / điện thoại) ---------- */
.av-cwrap{position:fixed;right:18px;bottom:18px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.av-cwrap .av-float{position:static;border:0;font-family:inherit;cursor:pointer}
.av-cpop{width:min(340px,calc(100vw - 36px));background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 50px -12px rgba(14,27,61,.35);padding:14px;display:flex;flex-direction:column;gap:8px}
.av-cpop[hidden]{display:none}
.av-cpop .cp-head{display:flex;flex-direction:column;gap:2px;padding:2px 4px 6px}
.av-cpop .cp-head b{font-size:16px}
.av-cpop .cp-head span{font-size:12.5px;color:var(--ink-3);line-height:1.5}
.av-cpop a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;text-decoration:none;color:var(--ink);border:1px solid var(--line);background:var(--card)}
.av-cpop a:hover{border-color:var(--brand);background:var(--brand-tint)}
.av-cpop a svg{width:26px;height:26px;flex:none}
.av-cpop a span{display:flex;flex-direction:column;line-height:1.3}
.av-cpop a small{font-size:12.5px;color:var(--ink-3)}
.av-cpop .cp-wa svg{color:#25D366}.av-cpop .cp-zalo svg{color:#0068FF}.av-cpop .cp-tg svg{color:#229ED9}.av-cpop .cp-tel svg{color:var(--ink-2)}
.av-cpop .cp-more{justify-content:center;border:0;background:none;font-size:13px;font-weight:600;color:var(--brand);padding:6px}
@media (max-width:520px){.av-cwrap{right:12px;bottom:12px}}

/* ---------- Trang chính sách / thông tin ---------- */
.legal{max-width:820px}
.legal h1{font-family:var(--f-display);font-size:clamp(28px,4vw,38px);margin:0 0 6px}
.legal .upd{color:var(--ink-3);font-size:13.5px;margin:0 0 22px}
.legal h2{font-size:20px;margin:30px 0 8px;font-family:var(--f-display)}
.legal h3{font-size:16px;margin:18px 0 4px}
.legal p,.legal li{color:var(--ink-2);font-size:15px;line-height:1.75}
.legal ul{margin:6px 0 10px;padding-left:22px}
.legal a{color:var(--brand)}
.legal .note{background:#FFF4D6;border:1px solid #F1D68A;color:#5C3D00;border-radius:12px;padding:12px 14px;font-size:14px;margin:16px 0}
.legal table{width:100%;border-collapse:collapse;margin:10px 0 18px;font-size:14px}
.legal th,.legal td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top;line-height:1.6}
.legal th{background:var(--sunk);color:var(--ink);font-weight:700}
.legal td{color:var(--ink-2)}
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin:18px 0}
.contact-card{display:flex;gap:14px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px;text-decoration:none;color:var(--ink)}
.contact-card:hover{border-color:var(--brand);box-shadow:var(--shadow)}
.contact-card svg{width:34px;height:34px;flex:none}
.contact-card b{display:block;font-size:16px}
.contact-card span{font-size:13.5px;color:var(--ink-2)}
.contact-card.wa svg{color:#25D366}.contact-card.zalo svg{color:#0068FF}.contact-card.tg svg{color:#229ED9}
.acct-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px;align-items:start}
.acct-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.acct-row:last-child{border:0}
.hist-row{padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}
.hist-row:last-child{border:0}
/* bảng hoàn tiền xếp chồng trên điện thoại; hàng tab không làm tràn trang */
.tabs{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
@media (max-width:640px){
  .legal table,.legal tbody,.legal tr,.legal td{display:block;width:100%}
  .legal tr:first-child{display:none}
  .legal tr{border:1px solid var(--line);border-radius:12px;margin:0 0 12px;overflow:hidden}
  .legal td{border:0;border-bottom:1px solid var(--line);padding:8px 12px}
  .legal td:last-child{border-bottom:0}
  .legal td::before{content:attr(data-l);display:block;font-size:11.5px;font-weight:700;color:var(--brand);text-transform:uppercase;letter-spacing:.03em;margin-bottom:2px}
}

/* ==========================================================================
   NÂNG CẤP THỊ GIÁC (trang chủ + toàn site)
   Ý tưởng: giữ "bảng hiệu" làm điểm nhấn duy nhất, mặt tiền cửa hàng ở hero; phần còn lại giữ tĩnh, gọn, dễ tin.
   ========================================================================== */
::selection{background:var(--sun);color:#3B2A00}
h1,h2,h3{text-wrap:balance}
p,.sec-sub,.page-sub{text-wrap:pretty}
.button:active{transform:translateY(1px)}
#av-header{background:rgba(255,255,255,.92);-webkit-backdrop-filter:saturate(1.4) blur(10px);backdrop-filter:saturate(1.4) blur(10px);transition:box-shadow .2s}
#av-header.scrolled{box-shadow:0 10px 28px -18px rgba(14,27,61,.45)}

/* Trang trong: đầu trang rõ ràng hơn */
.page-head{padding-bottom:20px;border-bottom:1px solid var(--line);margin:6px 0 26px}
.page-title{font-size:clamp(30px,4.4vw,44px);letter-spacing:-.03em}

/* Hero: chữ bên trái, mặt tiền cửa hàng bên phải */
.hero-dark .hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:52px;align-items:center;padding:64px 0 96px}
.hero-dark h1{font-size:clamp(38px,5.6vw,60px);max-width:14ch;letter-spacing:-.035em}
.hero-dark p.lead{font-size:clamp(16px,1.6vw,18.5px);line-height:1.6;max-width:46ch}
.hero-art{position:relative;padding:34px 22px 34px 8px}
.shop{position:relative;filter:drop-shadow(0 34px 44px rgba(0,0,0,.42))}
.awning{position:relative;height:36px;border-radius:12px 12px 0 0;background:repeating-linear-gradient(90deg,var(--sun) 0 36px,#fff 36px 72px);z-index:2}
.awning::after{content:"";position:absolute;left:0;right:0;bottom:-17px;height:18px;background:radial-gradient(circle at 18px 0,var(--sun) 17px,transparent 18px) 0 0/72px 18px repeat-x,radial-gradient(circle at 54px 0,#fff 17px,transparent 18px) 0 0/72px 18px repeat-x}
.win{background:#fff;border-radius:0 0 14px 14px;overflow:hidden;padding-top:8px}
.win-bar{display:flex;align-items:center;gap:6px;padding:14px 14px 10px;background:#F1F4FB;border-bottom:1px solid #E1E7F3}
.win-bar .d{width:9px;height:9px;border-radius:50%;background:#C9D2E6}
.win-url{flex:1;margin-left:8px;display:flex;align-items:center;gap:7px;background:#fff;border:1px solid #DDE4F2;border-radius:99px;padding:6px 12px;font-size:12.5px;color:#4B5878;min-width:0;white-space:nowrap;overflow:hidden}
.win-url svg{width:13px;height:13px;color:var(--ok);flex:none}
.win-url b{color:var(--ink)}
.win-page{padding:16px 16px 20px;display:flex;flex-direction:column;gap:14px;background:linear-gradient(180deg,#fff,#F8FAFF)}
.wp-nav{display:flex;align-items:center;gap:10px}
.wp-nav i{height:7px;width:34px;border-radius:4px;background:#DCE3F2}
.wp-nav .wp-logo{width:22px;height:22px;border-radius:7px;background:var(--brand-deep);margin-right:auto}
.wp-nav .wp-cta{width:52px;height:20px;border-radius:99px;background:var(--sun);margin-left:6px}
.wp-hero{display:flex;flex-direction:column;gap:8px;padding:14px;border-radius:12px;background:linear-gradient(135deg,#E6EDFF,#F4F7FF)}
.wp-h{height:14px;width:78%;border-radius:5px;background:var(--brand-deep)}
.wp-h.s{width:52%}
.wp-p{height:7px;width:88%;border-radius:4px;background:#C7D2EE}
.wp-p.s{width:64%}
.wp-btn{margin-top:4px;width:84px;height:24px;border-radius:8px;background:var(--brand)}
.wp-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.wp-cards i{height:64px;border-radius:10px;background:#fff;border:1px solid #E1E7F3;position:relative}
.wp-cards i::after{content:"";position:absolute;left:8px;right:8px;bottom:8px;height:6px;border-radius:3px;background:#D5DDF0}
.wp-cards i::before{content:"";position:absolute;left:8px;top:8px;width:26px;height:26px;border-radius:8px;background:var(--sun-tint);border:1px solid #F1D68A}
.chip3{position:absolute;display:flex;align-items:center;gap:8px;background:#fff;color:var(--ink);font-size:12.5px;font-weight:700;border-radius:99px;padding:8px 14px 8px 10px;box-shadow:0 14px 30px -12px rgba(0,0,0,.5);z-index:3;white-space:nowrap}
.chip3 svg{width:18px;height:18px;flex:none}
.chip3.c-ssl{top:12px;right:0}.chip3.c-ssl svg{color:var(--ok)}
.chip3.c-dom{bottom:96px;left:-14px}.chip3.c-dom svg{color:var(--brand)}
.bubbles{position:absolute;right:-6px;bottom:10px;width:min(250px,64%);display:flex;flex-direction:column;gap:6px;z-index:3}
.bb{font-size:12.5px;line-height:1.4;padding:9px 12px;border-radius:14px;box-shadow:0 14px 30px -12px rgba(0,0,0,.5)}
.bb-in{background:#fff;color:var(--ink);border-bottom-left-radius:4px;align-self:flex-start}
.bb-out{background:var(--brand);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
@media (max-width:980px){.hero-dark .hero{grid-template-columns:1fr;padding:48px 0 84px}.hero-art{display:none}}

/* Thanh thanh toán và hỗ trợ */
.paystrip{display:flex;flex-wrap:wrap;gap:12px 34px;align-items:center;justify-content:space-between;margin:18px 0 0;padding:14px 18px;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.ps-group{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.ps-label{font-size:13px;font-weight:700;color:var(--ink);margin-right:2px}
.ps-pill{font-size:12.5px;font-weight:600;color:var(--ink-2);background:var(--sunk);border:1px solid var(--line);border-radius:99px;padding:5px 11px;white-space:nowrap}

/* Nhịp trang: mảng sáng / trắng xen kẽ để dễ đọc, không lặp một kiểu thẻ */
.band{padding:64px 0}
.band.white{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.band h2.sec:first-child{margin-top:0}
.band .why .item,.band .step-card,.band .quote,.band .panel{background:var(--paper)}
.band.white .why .item,.band.white .quote,.band.white .panel{background:var(--paper)}
.band .faq-item,.band.white .panel .faq-item{background:transparent}

/* Thẻ dịch vụ: biểu tượng nằm trong ô màu, hover rõ ràng */
.pillar{transition:border-color .18s,box-shadow .18s,transform .18s}
.pillar:hover{transform:translateY(-2px)}
.pillar>svg,.pillar.wide>span:first-child svg{box-sizing:content-box;width:26px;height:26px;padding:9px;border-radius:13px;background:var(--brand-tint);color:var(--brand)}
.pillar.big>svg{background:rgba(255,255,255,.14);color:#fff}
.pillar.wide>span:first-child{align-self:center}
.pillar.wide>span:first-child svg{margin:0}

/* Lời khách hàng */
.quote{position:relative;padding-top:30px}
.quote::before{content:"\201C";position:absolute;left:18px;top:6px;font-family:var(--f-display);font-size:54px;line-height:1;color:var(--sun)}

/* Chân trang */
.av-foot-brandrow{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.av-foot-brandrow img{width:34px;height:34px;border-radius:10px}
.av-foot-brandrow .av-foot-brand{margin:0}
.av-foot-badges{max-width:1160px;margin:0 auto;padding:0 20px 22px;display:flex;flex-wrap:wrap;gap:10px 30px}
.av-foot-badges .g{display:flex;flex-wrap:wrap;gap:7px;align-items:center}
.av-foot-badges .l{font-size:12.5px;font-weight:700;color:#DDE5FA;margin-right:2px}
.av-foot-badges .p{font-size:12px;font-weight:600;color:#C7D0E6;border:1px solid rgba(255,255,255,.2);border-radius:99px;padding:4px 10px}

/* Hero hai cột: bảng hiệu xếp thành hai hàng có chủ đích (ô tên, rồi đuôi + nút) */
.hero-dark h1{font-size:clamp(34px,4.5vw,52px);max-width:none}
.hero-dark .sign .sign-input{flex:1 1 100%}
.hero-dark .sign select.sign-tld{flex:0 0 auto}
.hero-dark .sign .sign-go{flex:1 1 180px}
@media (max-width:980px){.hero-dark h1{font-size:clamp(34px,8vw,48px)}}
.band + .wrap .cta-band{margin-top:0}
.hero-copy{min-width:0}
@media (max-width:980px){.hero-dark .hero{grid-template-columns:minmax(0,1fr)}}

/* ---------- Blog ---------- */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.blog-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;text-decoration:none;color:var(--ink);transition:border-color .18s,box-shadow .18s,transform .18s}
.blog-card:hover{border-color:var(--brand);box-shadow:var(--shadow);transform:translateY(-2px)}
.blog-thumb{aspect-ratio:16/9;background:linear-gradient(135deg,#0B2F86,#1F5BFF);display:flex;align-items:center;justify-content:center;overflow:hidden}
.blog-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.blog-ph{font-family:var(--f-display);font-weight:800;font-size:64px;color:rgba(255,255,255,.85)}
.blog-info{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.blog-info h3{font-size:18px;line-height:1.3}
.blog-info p{margin:0;color:var(--ink-2);font-size:14px;line-height:1.6;flex:1}
.blog-meta{font-size:12.5px;color:var(--ink-3)}
.blog-pager{display:flex;align-items:center;justify-content:center;gap:16px;margin:28px 0 0;color:var(--ink-2)}
.post{max-width:760px;margin:0 auto}
.crumbs{display:flex;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:12px}
.crumbs a{color:var(--ink-2);text-decoration:none}.crumbs a:hover{color:var(--brand)}
.post h1{font-size:clamp(28px,4.2vw,42px);letter-spacing:-.03em;margin:0 0 10px}
.post-meta{color:var(--ink-3);font-size:13.5px;margin:0 0 20px}
.post-cover{margin:0 0 24px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--sunk)}
.post-cover img{width:100%;height:auto;display:block;aspect-ratio:16/9;object-fit:cover}
.post-toc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin:0 0 24px}
.post-toc b{font-size:14px}
.post-toc ol{margin:8px 0 0;padding-left:20px;display:flex;flex-direction:column;gap:5px;font-size:14.5px}
.post-toc a{color:var(--ink-2);text-decoration:none}.post-toc a:hover{color:var(--brand);text-decoration:underline}
.post-body{font-size:17px;line-height:1.85;color:#22304F}
.post-body h2{font-size:clamp(22px,3vw,28px);margin:38px 0 12px;scroll-margin-top:84px}
.post-body h3{font-size:19px;margin:26px 0 8px;font-family:var(--f-display)}
.post-body p{margin:0 0 16px}
.post-body ul,.post-body ol{margin:0 0 18px;padding-left:24px}
.post-body li{margin-bottom:7px}
.post-body a{color:var(--brand);font-weight:600}
.post-body blockquote{margin:20px 0;padding:12px 18px;border-left:4px solid var(--sun);background:var(--sun-tint);border-radius:0 12px 12px 0}
.post-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px;display:block;overflow-x:auto}
.post-body th,.post-body td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.post-body th{background:var(--sunk)}
.post-body img{max-width:100%;height:auto;border-radius:12px}
.post-cta{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin:36px 0 12px;padding:24px 26px;border-radius:var(--r-lg);background:linear-gradient(135deg,#0A2466,#1748D8);color:#fff}
.post-cta h2{font-size:22px;margin:0 0 4px;color:#fff}
.post-cta p{margin:0;color:#C9D6FF;font-size:14.5px;max-width:46ch}
.post-help{color:var(--ink-2);font-size:14.5px}
.post-related{margin-top:56px}

/* ---------- Tro ly AI tu van ---------- */
.av-cpop .cp-ai{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:12px 14px;border-radius:12px;border:1px solid #F1D68A;background:linear-gradient(135deg,#FFF6D8,#FFEFB8);color:var(--ink);cursor:pointer;font-family:inherit}
.av-cpop .cp-ai:hover{border-color:var(--brand);box-shadow:0 6px 18px -10px rgba(11,47,134,.5)}
.av-cpop .cp-ai svg{width:28px;height:28px;flex:none;color:var(--brand-deep)}
.av-cpop .cp-ai span{display:flex;flex-direction:column;line-height:1.3}
.av-cpop .cp-ai b{font-size:15px}
.av-cpop .cp-ai small{font-size:12.5px;color:var(--ink-2)}
.av-chat{position:fixed;right:18px;bottom:18px;z-index:96;width:min(392px,calc(100vw - 24px));height:min(620px,calc(100vh - 96px));display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 60px -16px rgba(14,27,61,.45);overflow:hidden}
.av-chat[hidden]{display:none}

.ac-head{display:flex;align-items:center;gap:10px;padding:12px 14px;background:linear-gradient(135deg,#0A2466,#1748D8);color:#fff}
.ac-ava{width:36px;height:36px;border-radius:12px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;flex:none}
.ac-ava svg{width:20px;height:20px;color:var(--sun)}
.ac-title{display:flex;flex-direction:column;line-height:1.25;flex:1;min-width:0}
.ac-title b{font-size:15px}
.ac-title span{font-size:12px;color:#C9D6FF}
.ac-head button{width:32px;height:32px;border-radius:10px;border:0;background:rgba(255,255,255,.14);color:#fff;font-size:18px;cursor:pointer;line-height:1}
.ac-head button:hover{background:rgba(255,255,255,.26)}
.ac-body{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px;background:var(--paper)}
.ac-msg{max-width:88%;padding:10px 13px;border-radius:14px;font-size:14.5px;line-height:1.55;word-wrap:break-word}
.ac-msg p{margin:0 0 6px}.ac-msg p:last-child{margin:0}
.ac-msg ul{margin:4px 0;padding-left:18px}
.ac-msg a{color:var(--brand);font-weight:600}
.ac-msg.ai{align-self:flex-start;background:var(--card);border:1px solid var(--line);border-bottom-left-radius:4px;color:var(--ink)}
.ac-msg.me{align-self:flex-end;background:var(--brand);color:#fff;border-bottom-right-radius:4px;white-space:pre-wrap}
.ac-msg.err{border-color:#F1B8B0;background:#FFF1EF;color:#7A1E12}
.ac-human{display:block;margin-top:8px;padding:6px 12px;border-radius:99px;border:1px solid var(--brand);background:var(--card);color:var(--brand);font-weight:700;font-size:13px;cursor:pointer;font-family:inherit}
.ac-typing{display:flex;gap:4px;align-items:center;padding:12px 14px}
.ac-typing i{width:7px;height:7px;border-radius:50%;background:#9AA7C7;animation:acdot 1.1s infinite ease-in-out}
.ac-typing i:nth-child(2){animation-delay:.15s}.ac-typing i:nth-child(3){animation-delay:.3s}
@keyframes acdot{0%,80%,100%{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
.ac-sugs{display:flex;flex-wrap:wrap;gap:6px;padding:0 14px 10px;background:var(--paper)}
.ac-sugs:empty{display:none}
.ac-chip{padding:7px 12px;border-radius:99px;border:1px solid var(--line);background:var(--card);font-size:13px;color:var(--ink-2);cursor:pointer;font-family:inherit;text-align:left}
.ac-chip:hover{border-color:var(--brand);color:var(--brand)}
.ac-form{display:flex;gap:8px;align-items:flex-end;padding:10px 12px;border-top:1px solid var(--line);background:var(--card)}
.ac-form textarea{flex:1;resize:none;border:1px solid var(--line);border-radius:12px;padding:9px 12px;font:inherit;font-size:14.5px;max-height:96px;line-height:1.4;background:var(--paper)}
.ac-form textarea:focus{outline:2px solid var(--brand);outline-offset:0;background:#fff}
.ac-form button{width:40px;height:40px;border-radius:12px;border:0;background:var(--brand);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;flex:none}
.ac-form button:disabled{opacity:.5;cursor:not-allowed}
.ac-form button svg{width:20px;height:20px}
.ac-foot{padding:6px 14px 10px;font-size:11.5px;color:var(--ink-3);line-height:1.45;background:var(--card)}
@media (max-width:520px){.av-chat{right:0;left:0;bottom:0;width:auto;height:min(86vh,680px);border-radius:18px 18px 0 0}}
@media (prefers-reduced-motion:reduce){.ac-typing i{animation:none;opacity:.7}}

@media (min-width:521px){.av-chat{left:18px;right:auto}}
@media (max-width:520px){body.av-chat-open .av-cwrap{display:none}}

.av-foot-end{padding-bottom:76px}

/* ---------- Thanh menu icon cố định ở đáy màn hình, chỉ hiện trên điện thoại ----------
   Giúp khách bấm nhanh các mục hay dùng nhất mà không cần cuộn lên đầu trang, giống app di động. */
.av-mnav{display:none}
@media (max-width:640px){
  .av-mnav{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:95;
    background:var(--card);border-top:1px solid var(--line);
    box-shadow:0 -8px 24px -12px rgba(14,27,61,.25);
    padding:6px 2px calc(4px + env(safe-area-inset-bottom));
  }
  .av-mnav a,.av-mnav button{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
    background:none;border:0;color:var(--ink-3);font:600 10.5px/1.15 inherit;font-family:inherit;
    padding:5px 2px;cursor:pointer;text-decoration:none;border-radius:10px;
  }
  .av-mnav a.on,.av-mnav button.on{color:var(--brand,#0B2F86)}
  .av-mnav svg{width:21px;height:21px}
  .av-mnav span{white-space:nowrap}
  /* Nhường chỗ cho thanh menu mới, đẩy các nút nổi (Trợ lý AI, Chat) lên trên thanh này để không đè nhau */
  body{padding-bottom:58px}
  .av-foot-end{padding-bottom:132px}
  body .av-ai-fab{bottom:calc(70px + env(safe-area-inset-bottom))}
  .av-cwrap{bottom:70px}
  .av-chat{bottom:70px;height:min(76vh,620px)}
}
@media (max-width:520px){
  body .av-ai-fab{bottom:calc(66px + env(safe-area-inset-bottom))}
  .av-cwrap{right:12px;bottom:66px}
}

/* Chống copy chữ / tải ảnh: lớp av-nocopy do aivin.js gắn vào <html> khi admin bật */
html.av-nocopy body{-webkit-user-select:none;-ms-user-select:none;user-select:none;-webkit-touch-callout:none}
html.av-nocopy :is(input,textarea,select,[contenteditable="true"],code,pre,.credential-box,.credential-box *,.av-copy-ok,.av-copy-ok *,a[href^="tel:"],a[href^="mailto:"]){-webkit-user-select:text;-ms-user-select:text;user-select:text;-webkit-touch-callout:default}
html.av-nocopy img,html.av-nocopy svg,html.av-nocopy video{-webkit-user-drag:none;-webkit-touch-callout:none}

/* Bo phan CSKH & Sales trong khung chat: nut gap nhan vien, tin nhan vien that, the de lai lien he */
.ac-head .ac-human-btn{width:auto;height:32px;padding:0 10px;font-size:12.5px;font-weight:700;white-space:nowrap;font-family:inherit}
.ac-msg.staff{border-color:#9FD8B8;background:#EFFAF3}
.ac-who{display:block;font-size:11.5px;font-weight:700;color:#0A7A3D;margin-bottom:2px}
.ac-card{align-self:stretch;display:flex;flex-direction:column;gap:8px;padding:12px;border:1px solid var(--line);border-radius:14px;background:var(--card);font-size:13.5px}
.ac-card b{font-size:13.5px;line-height:1.4;color:var(--ink)}
.ac-card input{border:1px solid var(--line);border-radius:10px;padding:9px 11px;font:inherit;font-size:14px;background:var(--paper);-webkit-user-select:text;user-select:text}
.ac-card input:focus{outline:2px solid var(--brand);outline-offset:0;background:#fff}
.ac-card-row{display:flex;gap:8px}
.ac-card-row button{flex:1;padding:9px;border-radius:10px;border:0;background:var(--brand);color:#fff;font:inherit;font-weight:700;font-size:13.5px;cursor:pointer}
.ac-card-row .ac-card-x{flex:0 0 auto;background:none;border:1px solid var(--line);color:var(--ink-2)}
.ac-card-row button:disabled{opacity:.6;cursor:wait}
.ac-card-msg{color:#B42318;font-size:12.5px}
.ac-card-msg:empty{display:none}
.av-ai-fab.has-new .fab-ic::after{background:#EF4444;width:12px;height:12px}
@media (max-width:360px){.ac-head .ac-human-btn{padding:0 7px;font-size:11.5px}}