/* Giao diện trang khách — 2 bộ nhận diện:
   body[data-brand="cuoi"]  Minh Thư Studio  · Ivory Brown
   body[data-brand="baby"]  Plu Kids Studio  · pastel vui nhộn
   Đổi màu: sửa các dòng --accent / --bg… trong từng khối dưới đây. */
:root, body[data-brand="cuoi"] {
  /* Ivory Brown: 70% Ivory · 20% Chocolate · 10% Taupe/Champagne */
  --accent: #4B3934;        /* Chocolate Brown: logo, tiêu đề, nút */
  --accent-dark: #362824;
  --accent-soft: rgba(170, 149, 137, 0.16);
  --taupe: #AA9589;         /* đường kẻ, icon, chi tiết */
  --champagne: #DCD0C3;
  --bg: #F7F4EF;            /* Ivory: nền */
  --card: #FFFDFA;
  --text: #3A2C28;
  --muted: #8A786E;
  --line: #E6DDD3;
  --over: #A4442A;
  --ok: #4F7A4A;
  --radius: 4px;
  --ph-radius: 2px;
  --btn-radius: 2px;
  --shadow: 0 12px 34px rgba(75, 57, 52, 0.12);
  --font-body: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Cormorant Garamond", Georgia, serif;
}
body[data-brand="baby"] {
  /* Bảng màu Plu Kids: Cream White, Warm Beige, Peach, Dusty Pink, Caramel, Sage Green, Muted Blue, Cocoa Brown */
  --accent: #D9879B;        /* Dusty Pink đậm hơn để nút chữ trắng dễ đọc */
  --accent-dark: #C56F84;
  --accent-soft: rgba(231, 167, 183, 0.18);
  --taupe: #D79B73;         /* Caramel */
  --champagne: #F3E6D9;     /* Warm Beige */
  --peach: #F7C8B8;
  --sage: #A7C4A1;
  --blue: #6B8FB3;
  --cocoa: #6C4F3F;
  --bg: #FFF8F1;            /* Cream White */
  --card: #FFFFFF;
  --text: #6C4F3F;          /* Cocoa Brown */
  --muted: #A08877;
  --line: #F3E6D9;
  --over: #C0703F;
  --ok: #6E9A68;
  --radius: 22px;
  --ph-radius: 18px;
  --btn-radius: 999px;
  --shadow: 0 14px 34px rgba(108, 79, 63, 0.12);
  --font-body: "Nunito", "Be Vietnam Pro", system-ui, sans-serif;
  --font-display: "Baloo 2", "Nunito", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--font-body);
  background: var(--bg); color: var(--text); font-size: 15px; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  padding-bottom: calc(92px + env(safe-area-inset-bottom));
}
body.noscroll { overflow: hidden; }
button, input, textarea { font: inherit; color: inherit; }
a { color: inherit; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.center { text-align: center; }
.ico { width: 20px; height: 20px; flex: none; }

/* nút */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 18px; border-radius: var(--btn-radius); border: 1px solid transparent;
  background: var(--card); cursor: pointer; font-weight: 600; text-decoration: none;
  white-space: nowrap; transition: background .15s, transform .1s, border-color .15s;
}
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .45; pointer-events: none; }
.btn.sm { height: 36px; padding: 0 14px; font-size: 14px; }
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-dark); }
.btn.ghost { border-color: var(--line); background: var(--card); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn.light { background: #fff; color: var(--text); }
.btn[data-done] { background: var(--ok); }
.icon-btn { width: 38px; height: 38px; border-radius: 50%; border: 0; background: transparent; cursor: pointer; display: grid; place-items: center; }
.icon-btn:hover { background: var(--accent-soft); }
.icon-btn.light { color: #fff; }
.icon-btn.light:hover { background: rgba(255,255,255,.15); }

/* đầu trang */
.topbar {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 10px 16px; background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { text-decoration: none; display: flex; align-items: center; min-width: 0; }
.logo { height: 36px; max-width: 160px; object-fit: contain; }
.brand-text { font-weight: 700; font-size: 17px; letter-spacing: .02em; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.topbar-actions { display: flex; gap: 8px; }
.demo-banner { background: var(--champagne); color: var(--accent); text-align: center; font-size: 13px; padding: 6px 16px; }
.inapp-banner {
  display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap;
  background: var(--accent); color: #fff; font-size: 14px; padding: 10px 16px; text-align: center;
}

/* hero */
.hero { max-width: 760px; margin: 0 auto; padding: 40px 16px 24px; text-align: center; }
.eyebrow { margin: 0; color: var(--muted); text-transform: uppercase; letter-spacing: .14em; font-size: 12px; font-weight: 600; }
.hero h1 { margin: 6px 0 10px; font-size: clamp(28px, 6vw, 40px); line-height: 1.15; }
.hero-1 { margin: 0; font-size: 18px; font-weight: 600; color: var(--accent); }
.hero-2 { margin: 8px auto 0; color: var(--muted); max-width: 560px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 18px; }
.chip { display: inline-block; padding: 5px 12px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); font-size: 13px; }
.chip.warn { background: #fff7ed; border-color: #fed7aa; color: var(--over); }
.chip.ok { background: #f0fdf4; border-color: #bbf7d0; color: var(--ok); }

/* tab mục ảnh */
.tabs {
  position: sticky; top: 57px; z-index: 15; display: flex; gap: 8px; align-items: center;
  padding: 10px 16px; overflow-x: auto; background: var(--bg); scrollbar-width: none;
  max-width: 1400px; margin: 0 auto;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  flex: none; display: inline-flex; align-items: center; gap: 6px; height: 38px; padding: 0 14px;
  border-radius: 999px; border: 1px solid var(--line); background: var(--card); cursor: pointer; font-weight: 600; font-size: 14px;
}
.tab.active { background: var(--text); color: #fff; border-color: var(--text); }
.cnt { font-size: 12px; font-weight: 500; opacity: .65; }
.cnt.sel { opacity: 1; color: var(--accent); background: var(--accent-soft); padding: 1px 7px; border-radius: 999px; }
.tab.active .cnt.sel { color: #fff; background: rgba(255,255,255,.2); }
.tab-picked .ico { width: 15px; height: 15px; color: var(--accent); }
.tab-picked.active .ico { color: #fff; }
.code-sec { display: block; font-size: 11px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.toggle { flex: none; margin-left: auto; display: inline-flex; gap: 6px; align-items: center; font-size: 14px; color: var(--muted); cursor: pointer; white-space: nowrap; }
.toggle input { accent-color: var(--accent); width: 18px; height: 18px; }

/* lưới ảnh */
.grid {
  max-width: 1400px; margin: 0 auto; padding: 4px 16px 24px;
  display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
}
@media (min-width: 900px) { .grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; } }
.grid-empty { grid-column: 1 / -1; text-align: center; color: var(--muted); padding: 40px 0; }
/* thẻ ảnh tối giản: ảnh + hàng mã ảnh/tim + ghi chú */
.ph { position: relative; margin: 0; display: flex; flex-direction: column; background: var(--card); border-radius: var(--ph-radius); overflow: hidden; box-shadow: 0 1px 0 var(--line), 0 0 0 1px var(--line); transition: box-shadow .15s; }
.ph-img { aspect-ratio: 3 / 4; background: var(--champagne); overflow: hidden; }
.ph-img img { width: 100%; height: 100%; object-fit: cover; display: block; cursor: zoom-in; }
.ph.on { box-shadow: 0 0 0 2px var(--accent); }
.ph.flash { animation: flash 1.4s; }
@keyframes flash { 0%, 100% { box-shadow: none; } 30% { box-shadow: 0 0 0 6px var(--accent-soft); } }
.ph-cap { display: flex; align-items: center; justify-content: space-between; gap: 6px; padding: 4px 4px 4px 10px; min-height: 40px; }
.ph-cap .code { font-weight: 700; font-size: 14px; letter-spacing: .04em; color: var(--text); font-variant-numeric: tabular-nums; }
.heart { flex: none; width: 36px; height: 36px; border-radius: 50%; border: 0; display: grid; place-items: center; cursor: pointer; background: transparent; color: var(--muted); transition: transform .12s, color .15s; }
.heart .ico { width: 22px; height: 22px; }
.heart:active { transform: scale(.85); }
.heart:hover { color: var(--accent); }
.ph.on .heart { color: var(--accent); }
.ph-note { display: flex; gap: 5px; align-items: flex-start; margin: -2px 10px 9px; font-size: 12.5px; line-height: 1.35; color: var(--accent); }
.ph-note .ico { width: 13px; height: 13px; flex: none; margin-top: 2px; }
.ph-note span { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.drive-btn { border-color: var(--accent) !important; color: var(--accent); }
@media (max-width: 560px) { .topbar-actions .drive-btn span { display: none; } }

/* bảng giá + chân trang */
.services { max-width: 900px; margin: 24px auto 0; padding: 0 16px; }
.services h3 { text-align: center; margin: 0 0 14px; }
.services-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.svc { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.svc h4 { margin: 0 0 8px; color: var(--accent); }
.svc-row { display: flex; justify-content: space-between; gap: 12px; text-align: right; padding: 6px 0; border-top: 1px dashed var(--line); font-size: 14px; }
.svc-row:first-of-type { border-top: 0; }
.svc-row span { text-align: left; flex: none; max-width: 48%; }
.services > .small { text-align: center; color: var(--muted); }
.footer { text-align: center; padding: 36px 16px 20px; }
.quote { font-size: 18px; font-style: italic; margin: 0 0 6px; }
.footer .small { color: var(--muted); margin: 0; }

/* thanh dưới */
.bottombar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: rgba(255,255,255,.96); backdrop-filter: blur(10px); border-top: 1px solid var(--line);
  box-shadow: 0 -6px 20px rgba(0,0,0,.05);
}
.bar-info { min-width: 0; }
.bar-main { font-size: 15px; }
.bar-main b { font-size: 20px; }
.bar-sub { font-size: 12.5px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.over { color: var(--over) !important; }
.save-state { color: var(--ok); margin-left: 4px; }
.bar-actions { display: flex; gap: 8px; flex: none; }
.picked-btn .ico { color: var(--accent); }
.picked-n { display: inline-grid; place-items: center; min-width: 24px; height: 24px; padding: 0 7px; border-radius: 999px; background: var(--accent); color: #fff; font-size: 13px; }
@media (max-width: 560px) {
  body { padding-bottom: calc(118px + env(safe-area-inset-bottom)); }
  .bottombar { flex-direction: column; align-items: stretch; gap: 8px; padding-top: 8px; }
  .bar-info { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
  .bar-sub { text-align: right; }
  .bar-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .bar-actions .btn { padding: 0 10px; font-size: 14px; }
  .topbar-actions .btn span { display: none; }
  .topbar-actions .btn { width: 36px; padding: 0; }
}

/* modal / sheet */
.overlay {
  position: fixed; inset: 0; z-index: 50; background: rgba(20, 20, 18, .5);
  display: flex; align-items: flex-end; justify-content: center; animation: fade .15s;
}
@media (min-width: 700px) { .overlay { align-items: center; } }
@keyframes fade { from { opacity: 0; } }
.sheet {
  width: 100%; max-width: 620px; max-height: 92vh; display: flex; flex-direction: column;
  background: var(--card); border-radius: 20px 20px 0 0; box-shadow: var(--shadow); animation: up .2s;
}
@media (min-width: 700px) { .sheet { border-radius: 20px; } }
@keyframes up { from { transform: translateY(30px); opacity: .5; } }
.sheet-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px 6px 20px; }
.sheet-head h3 { margin: 0; font-size: 18px; }
.sheet-body { padding: 6px 20px 14px; overflow-y: auto; }
.sheet-foot {
  display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
}
@media (max-width: 560px) { .sheet-foot .btn { flex: 1 1 auto; } }
.summary { background: var(--bg); border-radius: 12px; padding: 6px 14px; margin-bottom: 12px; }
.sum-row { display: flex; justify-content: space-between; gap: 10px; padding: 8px 0; border-top: 1px solid var(--line); }
.sum-row:first-child { border-top: 0; }
.notice { padding: 10px 14px; border-radius: 12px; background: var(--accent-soft); margin: 10px 0; font-size: 14px; }
.notice p { margin: 4px 0 0; }
.notice.warn { background: #fff7ed; color: #7c2d12; }
.grp { margin: 16px 0 8px; }
.grp span { color: var(--muted); font-weight: 500; }
/* thư viện ảnh đã chọn */
.picked-sheet .sheet { max-width: 1120px; }
@media (min-width: 700px) { .picked-sheet .sheet { height: 90vh; } }
.picked-sheet .sheet-body { flex: 1; }
.head-count { font-family: var(--font-body); font-size: 14px; font-weight: 600; color: var(--muted); margin-left: 6px; }
.sum-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 4px; }
.sc { display: inline-flex; flex-direction: column; padding: 6px 14px; border-radius: 12px; background: var(--accent-soft); min-width: 92px; }
.sc small { font-size: 11.5px; color: var(--muted); }
.sc b { font-size: 16px; }
.sc.over { background: #FFEDE6; } .sc.over b { color: var(--over); }
.notes { margin-top: 12px; border: 1px solid var(--line); border-radius: 12px; padding: 4px 12px; }
.notes summary { cursor: pointer; font-weight: 700; font-size: 14px; padding: 6px 0; }
.note-row { display: flex; gap: 10px; padding: 6px 0; border-top: 1px dashed var(--line); font-size: 13.5px; cursor: pointer; }
.note-row b { flex: none; min-width: 48px; color: var(--accent); }
.pgrid { display: grid; gap: 6px; grid-template-columns: repeat(auto-fill, minmax(74px, 1fr)); }
@media (min-width: 700px) { .pgrid { grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); } }
.pg { position: relative; margin: 0; display: flex; flex-direction: column; background: var(--card); border-radius: var(--ph-radius); overflow: hidden; box-shadow: 0 0 0 1px var(--line); }
.pg .ph-img { cursor: zoom-in; }
.pg .ph-cap { min-height: 30px; padding: 2px 2px 2px 7px; }
.pg .ph-cap .code { font-size: 12.5px; }
.pg .ph-note { margin: -1px 7px 7px; font-size: 11.5px; }
.pg-x { flex: none; width: 26px; height: 26px; border-radius: 50%; border: 0; display: grid; place-items: center; background: transparent; color: var(--muted); cursor: pointer; }
.pg-x .ico { width: 14px; height: 14px; }
.pg-x:hover { background: #FFEDE6; color: var(--over); }
body[data-brand="cuoi"] .sc, body[data-brand="cuoi"] .notes { border-radius: 4px; }
.picked { display: grid; gap: 8px; }
.pk { display: flex; gap: 12px; align-items: center; padding: 6px; border-radius: 10px; border: 1px solid var(--line); cursor: pointer; }
.pk:hover { border-color: var(--accent); }
.pk img { width: 54px; height: 72px; object-fit: cover; border-radius: 6px; flex: none; }
.pk p { margin: 2px 0 0; font-size: 13px; }
.option { display: block; width: 100%; text-align: left; padding: 14px 16px; margin: 0 0 10px; border-radius: 14px; border: 1px solid var(--line); background: var(--card); cursor: pointer; }
.option:hover { border-color: var(--accent); background: var(--accent-soft); }
.option b { display: block; }
.option span { color: var(--muted); font-size: 14px; }
textarea.msg { width: 100%; border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; resize: vertical; background: var(--bg); }
.progress { height: 8px; background: var(--line); border-radius: 999px; overflow: hidden; }
.progress div { height: 100%; width: 0; background: var(--accent); transition: width .2s; }

/* xem từng ảnh: nền sáng tự nhiên, gọn trong 1 màn hình */
.lb-overlay { background: color-mix(in srgb, var(--bg) 94%, transparent); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); align-items: stretch; animation: fade .2s; }
.lb-overlay .sheet { max-width: none; max-height: none; height: 100%; border-radius: 0; background: transparent; box-shadow: none; animation: none; }
.lb { display: flex; flex-direction: column; height: 100vh; height: 100dvh; color: var(--text); overflow: hidden; overscroll-behavior: contain; }
.lb-top { flex: none; display: flex; align-items: center; justify-content: space-between; padding: 8px 8px 4px 18px; padding-top: calc(8px + env(safe-area-inset-top)); font-size: 15px; }
.lb-top b { font-size: 17px; letter-spacing: .03em; }
.lb-top .muted { margin-left: 6px; font-size: 13px; }
.lb-stage { flex: 1; min-height: 0; position: relative; overflow: hidden; touch-action: pan-y; }
.lb-track { position: absolute; inset: 0; will-change: transform; }
.lb-slide { position: absolute; top: 0; width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; padding: 4px 12px; box-sizing: border-box; }
.lb-img { max-width: 100%; max-height: 100%; object-fit: contain; user-select: none; -webkit-user-drag: none; border-radius: var(--ph-radius); box-shadow: 0 18px 50px rgba(0,0,0,.14); }
.lb-nav {
  z-index: 2; position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 50%;
  border: 0; display: grid; place-items: center; cursor: pointer; color: var(--text);
  background: rgba(255,255,255,.55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 2px 10px rgba(0,0,0,.08); opacity: .7; transition: opacity .15s, background .15s;
}
.lb-nav:hover, .lb-nav:active { opacity: 1; background: rgba(255,255,255,.85); }
.lb-nav.prev { left: 10px; }
.lb-nav.next { right: 10px; }
@media (max-width: 700px) { .lb-nav { width: 36px; height: 36px; opacity: .55; } .lb-nav .ico { width: 18px; height: 18px; } .lb-nav.prev { left: 6px; } .lb-nav.next { right: 6px; } }
.lb-bottom { flex: none; display: flex; gap: 8px; align-items: center; padding: 8px 12px calc(10px + env(safe-area-inset-bottom)); max-width: 760px; width: 100%; margin: 0 auto; }
.lb-bottom textarea {
  flex: 1; min-width: 0; height: 44px; resize: none; border-radius: var(--btn-radius); border: 1px solid var(--line);
  padding: 11px 16px; background: var(--card); color: var(--text); font-size: 16px; line-height: 20px; outline: none;
}
.lb-bottom textarea:focus { border-color: var(--accent); }
.lb-heart { flex: none; min-width: 108px; }
@media (max-width: 560px) { .lb-bottom .btn.lb-heart { flex: none; padding: 0 14px; } }

/* màn hình chờ / lỗi */
.loading-screen, .empty-screen { min-height: 80vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 24px; gap: 8px; }
.empty-screen h2 { margin: 18px 0 0; }
.empty-screen p { color: var(--muted); max-width: 420px; margin: 0 0 14px; }
.spinner { width: 38px; height: 38px; border-radius: 50%; border: 3px solid var(--line); border-top-color: var(--accent); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

#toast {
  position: fixed; left: 50%; bottom: calc(100px + env(safe-area-inset-bottom)); transform: translate(-50%, 20px);
  z-index: 100; background: #1d1d1b; color: #fff; padding: 10px 18px; border-radius: 999px; font-size: 14px;
  opacity: 0; pointer-events: none; transition: .2s; max-width: calc(100vw - 32px); text-align: center;
}
#toast.show { opacity: 1; transform: translate(-50%, 0); }

/* =====================================================================
   LOGO CHỮ (dùng khi chưa có file logo)
   ===================================================================== */
/* biểu tượng MT của Minh Thư (dùng mask nên đổi màu được theo nền) */
.mt-mark { display: inline-block; width: 1em; height: 1em; background: currentColor; -webkit-mask: url(brand/mt-mark.png) center / contain no-repeat; mask: url(brand/mt-mark.png) center / contain no-repeat; }
.logo-mt { display: inline-flex; align-items: center; gap: 10px; color: var(--accent); }
.logo-mt .mt-mark { font-size: 34px; }
.logo-mt-text { display: inline-flex; flex-direction: column; align-items: center; line-height: 1; font-family: var(--font-display); padding-left: 10px; border-left: 1px solid var(--champagne); }
/* logo Plu Kids: file PNG nền trong suốt, không khung / nền / bóng */
.logo-plu-img { display: block; height: 42px; width: auto; }
.plu-hero { display: block; width: 220px; height: auto; margin: -6px auto 8px; }
.plu-pk { display: block; height: auto; }
.footer-plu { width: 64px; margin: 0 auto 14px; }
.done-plu { width: 60px; margin: 0 auto 10px; }
@media (max-width: 560px) { .logo-plu-img { height: 36px; } .plu-hero { width: 180px; } }
.hero-mark { display: block; margin: 0 auto 14px; font-size: 64px; color: var(--accent); }
.footer-logo { display: block; width: 110px; height: auto; margin: 0 auto 14px; opacity: .92; }
.done-mark { display: block; margin: 0 auto 10px; font-size: 54px; color: var(--accent); }
@media (max-width: 560px) { .logo-mt .mt-mark { font-size: 30px; } .hero-mark { font-size: 54px; } }
.logo-mt b { font-size: 22px; font-weight: 600; letter-spacing: .06em; }
.logo-mt small { font-family: var(--font-body); font-size: 8.5px; letter-spacing: .55em; margin-top: 3px; padding-left: .55em; }
.logo-plu { display: inline-flex; align-items: baseline; font-family: var(--font-display); font-weight: 800; font-size: 22px; line-height: 1; letter-spacing: .01em; position: relative; background: #231F6B; padding: 7px 14px 5px; border-radius: 999px; }
.logo-plu .l4 { margin-left: 6px; }
.logo-plu .l1 { color: #F6C95B; } .logo-plu .l2 { color: #D9A5E3; } .logo-plu .l3 { color: #F49A7C; }
.logo-plu .l4 { color: #F49A7C; } .logo-plu .l5 { color: #5CC8C2; }
.logo-plu small { font-family: "Nunito", sans-serif; font-weight: 700; font-size: 11px; color: #E9B23A; margin-left: 6px; font-style: italic; }

/* =====================================================================
   GIAO DIỆN CƯỚI — Minh Thư Studio (sang trọng, tinh tế)
   ===================================================================== */
body[data-brand="cuoi"] .topbar { border-bottom-color: var(--champagne); }
body[data-brand="cuoi"] .hero { padding-top: 56px; }
body[data-brand="cuoi"] .eyebrow { color: var(--taupe); letter-spacing: .32em; font-size: 11px; }
body[data-brand="cuoi"] .hero h1 { font-variant-numeric: lining-nums; font-family: var(--font-display); font-weight: 600; font-size: clamp(36px, 7vw, 56px); color: var(--accent); letter-spacing: .01em; }
body[data-brand="cuoi"] .hero-1 { font-family: var(--font-display); font-style: italic; font-weight: 500; font-size: clamp(22px, 4vw, 28px); color: var(--accent); }
body[data-brand="cuoi"] .hero h1::after { content: ""; display: block; width: 64px; height: 1px; background: var(--taupe); margin: 16px auto 0; }
body[data-brand="cuoi"] .chip { border-radius: 2px; background: transparent; border-color: var(--champagne); color: var(--muted); letter-spacing: .02em; }
body[data-brand="cuoi"] .tab { border-radius: 2px; text-transform: uppercase; letter-spacing: .12em; font-size: 12px; font-weight: 600; }
body[data-brand="cuoi"] .tab.active { background: var(--accent); border-color: var(--accent); }
body[data-brand="cuoi"] .btn.primary { text-transform: uppercase; letter-spacing: .1em; font-size: 13px; }
body[data-brand="cuoi"] .services h3, body[data-brand="cuoi"] .sheet-head h3 { font-family: var(--font-display); font-size: 26px; font-weight: 600; color: var(--accent); }
body[data-brand="cuoi"] .sheet-head h3 { font-size: 24px; }
body[data-brand="cuoi"] .svc h4 { font-family: var(--font-display); font-size: 20px; font-weight: 600; color: var(--accent); }
body[data-brand="cuoi"] .svc-row { border-top-style: solid; border-top-color: var(--line); }
body[data-brand="cuoi"] .quote { font-family: var(--font-display); font-size: 24px; color: var(--accent); }
body[data-brand="cuoi"] .tagline { letter-spacing: .28em; text-transform: uppercase; font-size: 11px; color: var(--taupe); margin: 0 0 12px; }
body[data-brand="cuoi"] .footer { border-top: 1px solid var(--champagne); margin-top: 36px; }
body[data-brand="cuoi"] .sheet { border-radius: 6px 6px 0 0; }
@media (min-width: 700px) { body[data-brand="cuoi"] .sheet { border-radius: 6px; } }
body[data-brand="cuoi"] .option, body[data-brand="cuoi"] .summary, body[data-brand="cuoi"] .notice, body[data-brand="cuoi"] .pk { border-radius: 4px; }


/* =====================================================================
   GIAO DIỆN BABY — Plu Kids (pastel, bo tròn, vui nhộn)
   ===================================================================== */
body[data-brand="baby"] {
  background:
    radial-gradient(circle at 8% 12%, rgba(247, 200, 184, .30) 0 120px, transparent 121px),
    radial-gradient(circle at 92% 6%, rgba(167, 196, 161, .22) 0 160px, transparent 161px),
    radial-gradient(circle at 96% 42%, rgba(107, 143, 179, .10) 0 110px, transparent 111px),
    var(--bg);
  background-repeat: no-repeat;
}
body[data-brand="baby"] .topbar { border-bottom: 0; box-shadow: 0 4px 18px rgba(108, 79, 63, .06); }
body[data-brand="baby"] .eyebrow { font-family: "Nunito", sans-serif; text-transform: none; letter-spacing: 0; font-style: italic; font-weight: 700; font-size: 16px; color: var(--taupe); }
body[data-brand="baby"] .hero h1 { font-family: var(--font-display); font-weight: 800; font-size: clamp(34px, 7vw, 52px); color: var(--text); line-height: 1.1; }
body[data-brand="baby"] .hero h1::before, body[data-brand="baby"] .hero h1::after { content: "✦"; color: #F2C66B; font-size: .45em; vertical-align: super; margin: 0 .3em; }
body[data-brand="baby"] .hero-1 { font-family: var(--font-display); font-weight: 700; font-size: 22px; color: var(--accent); }
body[data-brand="baby"] .chip { border: 0; font-weight: 700; color: var(--text); }
body[data-brand="baby"] .chips .chip:nth-child(1) { background: #FCE3D9; }
body[data-brand="baby"] .chips .chip:nth-child(2) { background: #E6EFE3; }
body[data-brand="baby"] .chips .chip:nth-child(3) { background: #E3EAF2; }
body[data-brand="baby"] .chip.warn { background: #FBE6D8 !important; color: var(--over); }
body[data-brand="baby"] .chip.ok { background: #E6EFE3 !important; color: var(--ok); }
body[data-brand="baby"] .tab { font-family: var(--font-display); font-weight: 700; font-size: 15px; border: 2px solid var(--line); }
body[data-brand="baby"] .tab.active { background: var(--accent); border-color: var(--accent); }
body[data-brand="baby"] .tabs { background: transparent; }
body[data-brand="baby"] .ph.on .heart { animation: pop .35s; }
body[data-brand="baby"] .ph { box-shadow: 0 4px 14px rgba(108, 79, 63, .07); }
body[data-brand="baby"] .ph.on { box-shadow: 0 0 0 2px var(--accent), 0 4px 14px rgba(217, 135, 155, .20); }
@keyframes pop { 50% { transform: scale(1.25); } }
body[data-brand="baby"] .services h3 { font-family: var(--font-display); font-weight: 800; font-size: 26px; color: var(--accent); }
body[data-brand="baby"] .svc { border: 2px dashed var(--line); }
body[data-brand="baby"] .svc:nth-child(3n+1) { background: #F6FAF4; border-color: #CFE0CA; }
body[data-brand="baby"] .svc:nth-child(3n+1) h4 { color: #6E9A68; }
body[data-brand="baby"] .svc:nth-child(3n+2) { background: #F3F6FA; border-color: #CAD6E4; }
body[data-brand="baby"] .svc:nth-child(3n+2) h4 { color: #6B8FB3; }
body[data-brand="baby"] .svc:nth-child(3n+3) { background: #FDF3EC; border-color: #F0D2BE; }
body[data-brand="baby"] .svc:nth-child(3n+3) h4 { color: #C9845A; }
body[data-brand="baby"] .svc h4 { font-family: var(--font-display); font-weight: 800; font-size: 18px; }
body[data-brand="baby"] .svc-row { border-top-color: rgba(0,0,0,.06); }
body[data-brand="baby"] .quote { font-family: var(--font-display); font-style: normal; font-weight: 700; color: var(--accent); }
body[data-brand="baby"] .tagline { font-family: "Nunito", sans-serif; font-style: italic; font-weight: 700; color: var(--taupe); margin: 0 0 10px; }
body[data-brand="baby"] .bottombar { border-top: 0; border-radius: 22px 22px 0 0; box-shadow: 0 -8px 26px rgba(108, 79, 63, .10); }
body[data-brand="baby"] .bar-main b { font-family: var(--font-display); font-size: 24px; color: var(--accent); }
body[data-brand="baby"] .bar-main b.over { color: var(--over); }
body[data-brand="baby"] .sheet-head h3 { font-family: var(--font-display); font-weight: 800; font-size: 21px; }
body[data-brand="baby"] .summary { background: #FCEFE8; }
body[data-brand="baby"] .btn[data-done] { background: var(--ok); }
body[data-brand="baby"] .spinner { border-top-color: var(--accent); }