/*
 * MAG 2.0: thành phần chép từ MAG Marketing Hub (apps/web/src/styles/base.css, ui.css, app.css,
 * khung.css, gioi-thieu.css @ master 36a8c64). Chỉ đọc token của tokens.json, không mã màu trần
 * ngoài trắng trên nút / navy.
 */

.mag {
  font-family: "Inter", system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.55;
  color: var(--chu);
  background: var(--nen);
  -webkit-font-smoothing: antialiased;
}
.mag h1, .mag h2 { font-family: "Inter Tight", "Inter", system-ui, sans-serif; font-weight: 400; margin: 0; line-height: 1.25; }
.mag h1 { font-size: 24px; letter-spacing: -0.01em; }
.mag h2 { font-size: 20px; }
.mag h3 { font-size: 16px; font-weight: 500; margin: 0; line-height: 1.25; }
.mag a { color: var(--lien-ket); }
.mag :focus-visible { outline: 2px solid var(--mag-xanh); outline-offset: 2px; }

/* -- nút ------------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: var(--nut-cao); padding: 0 14px;
  border-radius: var(--radius-button); border: 1px solid var(--vien-dam);
  background: var(--nen); color: var(--chu);
  font: inherit; font-size: 14px; font-weight: 500; line-height: 1.2;
  cursor: pointer; transition: background-color 0.12s ease, border-color 0.12s ease;
}
.btn:hover:not(:disabled) { background: var(--nen-mo); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btnPrimary { background: var(--nut-chinh); border-color: var(--nut-chinh); color: var(--nut-chinh-chu); }
.btnPrimary:hover:not(:disabled) { background: var(--nut-chinh-hover); border-color: var(--nut-chinh-hover); }
.btnGhost { border-color: transparent; background: transparent; }
.btnBrandOutline { border-color: var(--mag-xanh-nhat); color: var(--lien-ket); }
.btnBrandOutline:hover:not(:disabled) { background: var(--mag-xanh-nhat); }
.btnDanger { background: var(--nen); border-color: var(--danger); color: var(--danger); }
.btnDanger:hover:not(:disabled) { background: var(--danger-050); }
.btnSmall { min-height: var(--nut-cao-nho); padding: 0 10px; font-size: 13px; white-space: nowrap; }
.btnRow { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* -- thẻ ------------------------------------------------------------------------------- */
.card { background: var(--nen); border: 1px solid var(--vien); border-radius: var(--radius-card); padding: var(--card-pad); }
.cardHead { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.cardMeta { margin: 4px 0 0; font-size: 13px; color: var(--chu-phu); }

/* -- chip ------------------------------------------------------------------------------ */
.chip { display: inline-flex; align-items: center; gap: 6px; border-radius: var(--radius-chip); padding: 2px 8px; font-size: 13px; font-weight: 500; white-space: nowrap; }
.chip::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: none; }
.chipPlain::before { display: none; }
.toneOk { background: var(--ok-050); color: var(--ok); }
.toneWarn { background: var(--mag-vang-nhat); color: var(--warn); }
.toneDanger { background: var(--danger-050); color: var(--danger); }
.toneNeutral { background: var(--st-slate-bg); color: var(--chu-phu); }
.toneActive { background: var(--mag-xanh-nhat); color: var(--lien-ket); }
.st-slate { background: var(--st-slate-bg); color: var(--st-slate); }
.st-blue { background: var(--st-blue-bg); color: var(--st-blue); }
.st-teal { background: var(--st-teal-bg); color: var(--st-teal); }
.st-green { background: var(--st-green-bg); color: var(--st-green); }
.st-amber { background: var(--st-amber-bg); color: var(--st-amber); }
.st-rose { background: var(--st-rose-bg); color: var(--st-rose); }
.st-violet { background: var(--st-violet-bg); color: var(--st-violet); }
.st-ink { background: var(--st-ink-bg); color: var(--st-ink); }

/* -- ô nhập ---------------------------------------------------------------------------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.fieldLabel { font-size: 14px; font-weight: 500; color: var(--chu); }
.fieldHint { font-size: 13px; color: var(--chu-phu); margin: 0; }
.fieldError { font-size: 13px; color: var(--danger); margin: 0; }
.input {
  height: var(--o-nhap-cao); padding: 0 12px;
  font: inherit; font-size: 14px; color: var(--chu);
  background: var(--nen); border: 1px solid var(--vien-dam); border-radius: var(--radius-o);
}
.input::placeholder { color: var(--chu-nhat); }
.input:focus { outline: 2px solid var(--mag-xanh); outline-offset: -1px; }
textarea.input { height: auto; padding: 10px 12px; line-height: 1.55; resize: vertical; }
.inputLoi { border-color: var(--danger); }

/* -- công tắc -------------------------------------------------------------------------- */
.uiToggle { flex: none; position: relative; width: 36px; height: 20px; padding: 0; border: 0; border-radius: var(--radius-pill); background: var(--vien-dam); cursor: pointer; transition: background-color 0.15s ease; }
.uiToggleNum { position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #ffffff; box-shadow: 0 1px 2px rgba(16, 16, 24, 0.2); transition: transform 0.15s ease; }
.uiToggleOn { background: var(--nut-chinh); }
.uiToggleOn .uiToggleNum { transform: translateX(16px); }
.uiToggle:disabled { opacity: 0.5; cursor: not-allowed; }
.uiHang { display: flex; align-items: center; gap: 14px; padding: 10px 0; }
.uiOIcon { flex: none; display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: var(--radius-chip); background: var(--mag-xanh-nhat); color: var(--mag-xanh); }
.uiHangChu { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 1px; }
.uiHangTen { font-size: 14px; color: var(--chu); }
.uiHangMoTa { font-size: 13px; color: var(--chu-phu); }

/* -- thanh báo ------------------------------------------------------------------------- */
.uiBanner { display: flex; align-items: center; gap: 12px; padding: 10px 16px 10px 20px; background: var(--banner-nen); border-bottom: 1px solid var(--banner-vien); font-size: 14px; }
.uiBannerIcon { flex: none; color: var(--mag-vang); display: inline-flex; }
.uiBannerChu { flex: 1; min-width: 0; margin: 0; color: var(--chu-phu); }
.uiBannerChu strong { font-weight: 500; color: var(--chu); }
.uiBannerDong { flex: none; display: inline-grid; place-items: center; width: 28px; height: 28px; padding: 0; border: 0; border-radius: 6px; background: none; color: var(--chu-phu); cursor: pointer; }
.uiBannerDong:hover { background: var(--banner-vien); color: var(--chu); }

/* -- hộp thoại ------------------------------------------------------------------------- */
.modalScrim { position: relative; display: flex; align-items: center; justify-content: center; padding: 20px; background: var(--phu-mo); backdrop-filter: blur(6px); }
.modal { background: var(--nen); border-radius: var(--radius-card); border: 1px solid var(--vien); box-shadow: var(--bong-hop); padding: 22px; width: min(520px, 100%); }
.modalBody { margin: 10px 0 0; color: var(--chu-phu); }
.modalActions { margin-top: 18px; justify-content: flex-end; }

/* -- tab ------------------------------------------------------------------------------- */
.thanhTab { display: flex; gap: 2px; border-bottom: 1px solid var(--vien); }
.tabNut { padding: 9px 16px; border: 0; border-bottom: 2px solid transparent; background: none; color: var(--chu-phu); font: inherit; font-weight: 500; cursor: pointer; }
.tabNut:hover { color: var(--chu); }
.tabNutChon { color: var(--chu); border-bottom-color: var(--chu); }
.thanhTabO { display: flex; gap: 4px; }
.thanhTabO .tabNut { padding: 5px 12px; border-bottom: 0; border-radius: var(--radius-o); font-size: 13px; }
.thanhTabO .tabNut:hover { background: var(--nen-menu); }
.thanhTabO .tabNutChon { background: var(--nen-chon); color: var(--chu); }

/* -- menu trái ------------------------------------------------------------------------- */
.menu { width: var(--menu-rong); max-width: 100%; background: var(--nen-menu); padding: 12px 10px; display: flex; flex-direction: column; gap: 1px; box-sizing: border-box; }
.menuNhomTen { margin: 0 0 2px; padding: 2px 10px; color: var(--chu-phu); font-size: 13px; }
.menuMuc { display: flex; align-items: center; gap: 12px; width: 100%; min-height: var(--menu-hang-cao); padding: 0 10px; border: 0; border-radius: var(--radius-o); background: none; color: var(--chu-menu); font: inherit; font-size: 13.5px; text-align: left; cursor: pointer; box-sizing: border-box; }
.menuMuc:hover { background: var(--nen-chon); color: var(--chu); }
.menuMucChon { background: var(--nen-chon); color: var(--chu); font-weight: 600; }
.menuIcon { flex: none; color: var(--icon-menu); display: inline-flex; }
.menuMuc:hover .menuIcon, .menuMucChon .menuIcon { color: currentColor; }

/* -- hero marketing -------------------------------------------------------------------- */
.gtHero {
  background:
    radial-gradient(900px 420px at 85% 0%, rgba(23, 54, 245, 0.45), transparent 70%),
    radial-gradient(600px 300px at 0% 100%, rgba(223, 179, 40, 0.16), transparent 70%),
    var(--mag-navy);
  color: #ffffff; padding: 56px 32px; border-radius: var(--radius-card);
}
.gtHero h1 { font-family: "Inter Tight", "Inter", system-ui, sans-serif; font-weight: 400; font-size: 52px; line-height: 1.06; letter-spacing: -0.02em; max-width: 15ch; margin: 0; }
.gtNhan { display: block; font-size: 12px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--mag-vang); margin: 0 0 14px; }
.gtHeroPhu { font-size: 18px; line-height: 1.6; color: rgba(255, 255, 255, 0.78); margin: 20px 0 28px; max-width: 560px; }
.gtNut { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: var(--nut-cao-marketing); padding: 0 20px; border-radius: var(--radius-button); border: 1px solid transparent; font: 500 15px/1 "Inter", system-ui, sans-serif; cursor: pointer; white-space: nowrap; }
.gtNutChinh { background: var(--nut-chinh); color: #ffffff; }
.gtNutChinh:hover { background: var(--nut-chinh-hover); }
.gtNutVienSang { background: transparent; color: #ffffff; border-color: rgba(255, 255, 255, 0.4); }
.gtNutVienSang:hover { background: rgba(255, 255, 255, 0.08); }
.gtHero .gtNut:focus-visible { outline: 2px solid var(--mag-vang); outline-offset: 2px; }