/* Module giáo viên (giaovien.abctalent.edu.vn) – cùng kiểu ứng dụng ABC Teacher (android/chung/.../giao_dien/ThanhPhan.kt):
 * nền trường kem → hồng phấn, thẻ kính trắng bo 24 có ánh chéo + vành sáng + bóng mềm, ô giờ bo 15 chuyển sắc theo loại ca,
 * nút tròn kính, thanh mục khối nổi (máy tính: cột bên trái; điện thoại: thanh viên thuốc nổi dưới đáy như ứng dụng).
 * Biến màu, nút, chip, ô nhập lấy từ giasu.css. */
body.gv {
  --kinh: rgba(255, 255, 255, .76);
  --kinh-sang: linear-gradient(135deg, rgba(255, 255, 255, .70) 0%, rgba(255, 255, 255, .18) 38%, rgba(255, 255, 255, 0) 62%, rgba(255, 255, 255, .12) 100%);
  --kinh-nen: #FCEEEE;
  --vanh: rgba(255, 255, 255, .9);
  --bong-kinh: 0 14px 34px -16px rgba(58, 24, 48, .32), 0 2px 6px -2px rgba(58, 24, 48, .08);
  --o-tt: linear-gradient(135deg, #F37053, #F05A94);       /* ca tại trung tâm */
  --o-onl: linear-gradient(135deg, #F05A94, #B8337A);      /* ca online */
  --o-xong: linear-gradient(135deg, #1B6E53, #2E9A75);     /* đã xong */
  --o-nghi: linear-gradient(135deg, #B9BBBE, #8E9093);     /* huỷ / dự kiến */
  min-height: 100vh;
  background: radial-gradient(70% 55% at 0% 0%, rgba(243, 112, 83, .10), transparent 70%),
              radial-gradient(70% 60% at 100% 100%, rgba(240, 90, 148, .08), transparent 70%),
              linear-gradient(180deg, #F7F6F1 0%, #FFF1F0 55%, #FDE7EC 100%);
  background-attachment: fixed;
}
.gv .the, .gv .o-so, .gv .gv-cuon {
  background: var(--kinh-sang), linear-gradient(var(--kinh), var(--kinh)), var(--kinh-nen);
  border: 1px solid var(--vanh); border-bottom-color: rgba(58, 24, 48, .08);
  box-shadow: var(--bong-kinh); border-radius: 24px;
}
.gv .o-so { border-radius: 20px; padding: 14px 16px; }
.gv .gv-cuon { border-radius: 20px; }
.gv h1 { font-size: 40px; line-height: 1.1; }
.gv .chip { padding: 4px 12px; font-size: 14px; border: 1px solid transparent; }
.gv .chip--tot { border-color: rgba(27, 110, 83, .25); }
.gv .chip--vang { border-color: rgba(122, 86, 0, .22); }
.gv .chip--loi { border-color: rgba(184, 18, 58, .2); }

/* thanh trên: chỉ máy tính / iPad ngang */
.gv-dau { position: sticky; top: 0; z-index: 20; background: rgba(255, 251, 250, .82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(58, 24, 48, .06); }
.gv-dau__trong { max-width: 1240px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; gap: 12px; }
.gv-dau__logo { display: flex; align-items: center; gap: 10px; color: var(--chu); font-weight: 700; font-size: 18px; margin-right: auto; }
.gv-dau__logo:hover { text-decoration: none; }
.gv-dau__logo img { width: 38px; height: 38px; border-radius: 11px; box-shadow: 0 6px 14px -8px rgba(58, 24, 48, .5); }
.gv-dau__ten { text-align: right; line-height: 1.25; font-size: 14px; color: var(--chu-2); }
.gv-dau__ten b { display: block; font-size: 15px; color: var(--chu); }

/* khung: thanh mục khối nổi + nội dung */
.gv-khung { max-width: 1240px; margin: 0 auto; padding: 24px 20px 64px; display: grid; grid-template-columns: 248px minmax(0, 1fr); gap: 28px; align-items: start; }
.gv-ben { position: sticky; top: 84px; display: grid; gap: 4px; padding: 12px;
  background: var(--kinh-sang), linear-gradient(var(--kinh), var(--kinh)), var(--kinh-nen);
  border: 1px solid var(--vanh); border-radius: 28px; box-shadow: var(--bong-kinh); }
.gv-ben a { display: flex; align-items: center; gap: 12px; padding: 11px 14px; border-radius: 18px; font-weight: 700; color: var(--chu-2);
  transition: background .15s, color .15s; }
.gv-ben a:hover { background: rgba(240, 90, 148, .08); color: var(--chu); text-decoration: none; }
.gv-ben a.dang-o { background: rgba(240, 90, 148, .12); color: var(--nhan); box-shadow: inset 0 0 0 1px rgba(240, 90, 148, .18); }
.gv-ben svg { width: 22px; height: 22px; flex: none; }
.gv-ben__nhom { font-size: 12px; font-weight: 700; color: var(--chu-3); text-transform: uppercase; letter-spacing: .06em; padding: 12px 14px 2px; }
.gv-ben .chi-dt { display: none; }
.gv-noi { min-width: 0; }

/* đầu mỗi màn: tiêu đề lớn + dòng phụ "Tên · cơ sở" + nút tròn bên phải (như ứng dụng) */
.gv-dau-man { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 18px; }
.gv-dau-man > div:first-child { margin-right: auto; min-width: 0; }
.gv-dau-man p { margin: 4px 0 0; color: var(--chu-2); font-size: 17px; }
.gv-nut-tron { width: 52px; height: 52px; flex: none; border-radius: 50%; display: grid; place-items: center; cursor: pointer; color: var(--chu);
  background: var(--kinh-sang), #FFFCFB; border: 1px solid var(--vanh); box-shadow: 0 10px 22px -12px rgba(58, 24, 48, .45); }
.gv-nut-tron:hover { text-decoration: none; color: var(--nhan); }
.gv-nut-tron svg { width: 24px; height: 24px; }
.gv-nut-tron:disabled { opacity: .45; cursor: default; }
.gv-chuyen { display: flex; align-items: center; gap: 12px; margin: 0 0 6px; }
.gv-chuyen b { flex: 1; text-align: center; font-size: 22px; font-family: var(--chu-de); }
.gv-chuyen__ve { display: block; text-align: center; margin: 0 0 10px; }

/* thẻ ca: ô giờ chuyển sắc + tên học viên + dòng phụ + chip */
.gv-ngay { margin: 22px 0 12px; font-size: 22px; }
.gv-ngay--nay { color: var(--nhan); }
.gv-ca { display: flex; gap: 16px; align-items: center; width: 100%; padding: 18px; margin-bottom: 14px; color: inherit; text-align: left; }
a.gv-ca:hover { text-decoration: none; transform: translateY(-1px); }
a.gv-ca { transition: transform .15s; }
.gv-ca--nay { border: 1.5px solid rgba(240, 90, 148, .35) !important; }
.gv-o { width: 84px; min-height: 76px; flex: none; border-radius: 18px; display: grid; place-content: center; text-align: center; color: #fff;
  background: var(--o-tt); border: 1px solid rgba(255, 255, 255, .45); font-family: var(--chu-de); }
.gv-o b { font-size: 22px; line-height: 1.15; }
.gv-o span { font-size: 17px; opacity: .92; font-weight: 600; }
.gv-o--onl { background: var(--o-onl); } .gv-o--xong { background: var(--o-xong); } .gv-o--nghi { background: var(--o-nghi); }
.gv-ca__noi { flex: 1; min-width: 0; }
.gv-ca__noi h3 { font-size: 21px; line-height: 1.25; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.gv-ca__noi p { margin: 4px 0 8px; color: var(--chu-2); font-size: 16px; }

/* hàng kính (như HangKinh của ứng dụng): biểu tượng · tiêu đề + dòng phụ · › */
.gv-hang { display: flex; align-items: center; gap: 16px; padding: 18px 20px; margin-bottom: 14px; color: inherit; cursor: pointer; width: 100%; text-align: left; font: inherit; }
.gv-hang:hover { text-decoration: none; }
.gv-hang > svg, .gv-hang__ic svg { width: 32px; height: 32px; color: var(--nhan); flex: none; }
.gv-hang__noi { flex: 1; min-width: 0; }
.gv-hang__noi b { display: block; font-size: 20px; font-family: var(--chu-de); }
.gv-hang__noi span { color: var(--chu-2); font-size: 16px; }
.gv-hang__phai { font-size: 26px; color: var(--chu-3); }
.gv-dong { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; font-size: 16px; }
.gv-dong span { color: var(--chu-2); }
.gv-dong b { white-space: nowrap; }
.gv-tk { display: grid; grid-template-columns: 140px 1fr; gap: 10px; font-size: 18px; margin-top: 12px; }
.gv-tk span { color: var(--chu-2); }

/* ô số tổng quan */
.gv-so { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 14px; margin-bottom: 22px; }
.gv-so .o-so span { display: block; font-size: 14px; color: var(--chu-2); }
.gv-so .o-so b { font-size: 28px; font-family: var(--chu-de); }
.gv-so .o-so small { display: block; color: var(--chu-3); font-size: 12px; }
a.o-so { color: inherit; } a.o-so:hover { text-decoration: none; }

/* bảng */
.gv-bang { width: 100%; border-collapse: collapse; font-size: 15px; }
.gv-bang th, .gv-bang td { padding: 12px 14px; border-bottom: 1px solid rgba(58, 24, 48, .07); text-align: left; vertical-align: top; }
.gv-bang tr:last-child td { border-bottom: 0; }
.gv-bang th { font-size: 13px; color: var(--chu-2); font-weight: 700; }
.gv-bang td.so, .gv-bang th.so { text-align: right; white-space: nowrap; }
.gv-cuon { overflow-x: auto; }

/* điểm danh */
.gv-dd { display: flex; gap: 8px; flex-wrap: wrap; }
.gv-dd button { border: 1px solid rgba(58, 24, 48, .16); background: #FFFCFB; border-radius: 999px; padding: 8px 16px; font-weight: 700; font-size: 15px; cursor: pointer; }
.gv-dd button.chon { background: linear-gradient(90deg, #F37053, #F05A94); border-color: transparent; color: #fff; box-shadow: 0 8px 18px -10px rgba(240, 90, 148, .7); }
.gv-dd button:disabled { opacity: .5; cursor: default; }
.gv-hv { display: grid; gap: 10px; padding: 16px 0; border-bottom: 1px solid rgba(58, 24, 48, .07); }
.gv-hv:first-child { padding-top: 0; }
.gv-hv:last-child { border-bottom: 0; padding-bottom: 0; }

/* đăng nhập */
.gv-vao { max-width: 440px; margin: 10vh auto 0; padding: 28px; }
.gv-vao__tab { display: flex; gap: 6px; margin: 16px 0 4px; padding: 4px; border-radius: 999px; background: rgba(58, 24, 48, .05); }
.gv-vao__tab button { flex: 1; border: 0; border-radius: 999px; padding: 9px; font-weight: 700; background: none; cursor: pointer; color: var(--chu-2); }
.gv-vao__tab button.chon { background: #FFFCFB; color: var(--nhan); box-shadow: 0 4px 12px -6px rgba(58, 24, 48, .35); }
.gv-loc { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.gv-loc .o { width: auto; min-width: 160px; flex: 1 1 200px; }
.gv-goi-y { color: var(--chu-3); font-size: 14px; margin-top: 12px; }

/* điện thoại / iPad dọc: bỏ thanh trên, thanh mục thành viên thuốc nổi dưới đáy (4 mục như ứng dụng, ≡ mở "Khác") */
@media (max-width: 900px) {
  .gv-dau { display: none; }
  .gv-khung { grid-template-columns: minmax(0, 1fr); padding: calc(16px + env(safe-area-inset-top)) 16px calc(120px + env(safe-area-inset-bottom)); }
  .gv-ben { position: fixed; top: auto; left: 12px; right: 12px; bottom: calc(10px + env(safe-area-inset-bottom)); z-index: 30;
    display: flex; gap: 4px; padding: 8px; border-radius: 34px; }
  .gv-ben a { flex: 1 1 0; flex-direction: column; gap: 4px; font-size: 14px; padding: 8px 4px; text-align: center; border-radius: 26px; font-weight: 600; }
  .gv-ben a.dang-o { box-shadow: none; }
  .gv-ben svg { width: 26px; height: 26px; }
  .gv-ben__nhom, .gv-ben .chi-mt { display: none; }
  .gv-ben .chi-dt { display: flex; }
  .gv h1 { font-size: 34px; }
  .gv-chuyen b { font-size: 20px; }
}
@media (max-width: 560px) {
  .gv-ca { padding: 14px; gap: 14px; }
  .gv-o { width: 76px; min-height: 70px; }
  .gv-o b { font-size: 20px; } .gv-o span { font-size: 15px; }
  .gv-ca__noi h3 { font-size: 19px; }
  .gv-tk { grid-template-columns: 120px 1fr; font-size: 16px; }
}

/* Học viên: ô tìm kính + thẻ học viên (chữ cái đầu chuyển sắc như OChuCai của ứng dụng) */
.gv-tim-khung { margin-bottom: 16px; }
.gv .gv-tim { min-height: 56px; border-radius: 999px; padding-left: 50px; font-size: 17px; border: 1px solid var(--vanh);
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%235E5A5C" stroke-width="2.4" stroke-linecap="round"><circle cx="10.5" cy="10.5" r="6.5"/><path d="M20 20l-4.8-4.8"/></svg>') 18px center / 22px no-repeat, rgba(255, 252, 251, .9);
  box-shadow: 0 10px 24px -16px rgba(58, 24, 48, .4); }
.gv-chu-cai { width: 60px; height: 60px; flex: none; border-radius: 18px; display: grid; place-items: center; color: #fff; font: 700 26px var(--chu-de);
  background: var(--o-tt); border: 1px solid rgba(255, 255, 255, .45); }
.gv-chu-cai--tat { background: var(--o-nghi); }
.gv-hang--hv { padding: 14px 16px; gap: 14px; }
.gv-hang--hv .gv-hang__noi b { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.25; }
.gv-hang--hv .gv-hang__noi > span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.gv-hang--hv .gv-hang__noi > span { display: block; }
.gv-hang--hv .gv-hang__noi small { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; color: var(--chu-3);
  font-size: 15px; margin-top: 4px; }
.gv-hang--hv .chip { flex: none; }
.gv-dau-man .gv-chu-cai { width: 72px; height: 72px; font-size: 30px; }
@media (max-width: 560px) {
  .gv-hang--hv { padding: 12px; gap: 12px; }
  .gv-hang--hv .gv-chu-cai { width: 50px; height: 50px; font-size: 22px; border-radius: 15px; }
  .gv-hang--hv .gv-hang__noi b { font-size: 18px; }
  .gv-hang--hv .gv-hang__noi > span { font-size: 14px; }
  .gv-hang--hv .chip { font-size: 12px; padding: 3px 9px; }
}
.gv-logo { height: 64px; width: auto; margin: 6px 0 4px; }
@media (max-width: 560px) { .gv-logo { height: 54px; } }
.gv-anh { width: 96px; height: 96px; border-radius: 50%; object-fit: cover; flex: none; }
span.gv-anh { font-size: 38px; }
.gv .chon-chip { display: flex; flex-wrap: wrap; gap: 8px; }

/* khối chọn khoảng ngày (Thống kê) */
.gv-khoang { display: grid; gap: 14px; margin-bottom: 16px; padding: 16px; }
.gv-khoang__nhanh { display: flex; gap: 6px; padding: 4px; border-radius: 999px; background: rgba(58, 24, 48, .05); overflow-x: auto; }
.gv-khoang__nhanh button { flex: 1 0 auto; border: 0; background: none; border-radius: 999px; padding: 8px 12px; font-weight: 700; font-size: 14px;
  color: var(--chu-2); cursor: pointer; white-space: nowrap; }
.gv-khoang__nhanh button.chon { background: #FFFCFB; color: var(--nhan); box-shadow: 0 4px 12px -6px rgba(58, 24, 48, .35); }
.gv-khoang__ngay { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.gv-khoang__ngay label { display: grid; gap: 4px; min-width: 0; }
.gv-khoang__ngay span { font-size: 13px; font-weight: 700; color: var(--chu-2); padding-left: 4px; }
.gv-khoang__ngay .o { min-width: 0; padding: 8px 12px; }
.gv-khoang__nut { display: flex; justify-content: flex-end; }
.gv-so--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.gv-so--3 .o-so { padding: 12px 14px; }
.gv-so--3 .o-so span { font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.gv-so--3 .o-so b { font-size: 26px; }
.gv-khoang__nhanh { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); overflow: visible; }
.gv-khoang__nhanh button { padding: 8px 4px; }
.gv-so--3 .o-so span { white-space: normal; line-height: 1.3; }
@media (max-width: 560px) {
  .gv-khoang { padding: 14px; }
  .gv-khoang__nhanh { grid-template-columns: 1fr 1fr; border-radius: 18px; }
  .gv-khoang__nhanh button { border-radius: 14px; font-size: 14px; }
  .gv-khoang__ngay .o { font-size: 15px; padding: 8px 8px; }
  .gv-so--3 .o-so { padding: 10px 12px; }
  .gv-so--3 .o-so span { font-size: 12px; }
  .gv-so--3 .o-so b { font-size: 24px; }
}
.gv-ds-ca { padding: 6px 18px; }
.gv-ds-ca__dong { display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; padding: 12px 0;
  border-bottom: 1px solid rgba(58, 24, 48, .07); }
.gv-ds-ca__dong:last-child { border-bottom: 0; }
.gv-ds-ca__dong b { display: block; font-size: 16px; }
.gv-ds-ca__dong span { color: var(--chu-2); font-size: 14px; }
.gv-ds-ca__so { display: flex; gap: 6px; flex-wrap: wrap; }
.gv-ds-ca__so .chip { font-size: 13px; padding: 3px 10px; }
.gv-nho { display: flex; align-items: center; gap: 8px; margin-top: 14px; font-weight: 600; color: var(--chu-2); cursor: pointer; }
.gv-nho input { width: 18px; height: 18px; accent-color: var(--abc-hong-sen); }