/* FLORIA – Trang quản trị */
:root {
  --bg: #F6F3EF; --panel: #FFFFFF; --ink: #221B19; --ink-2: #5C4F4A; --muted: #94877F; --line: #ECE5DE;
  --rose: #C8506A; --rose-d: #A63E56; --blush: #F8E6E5; --sage: #5E7D58; --sage-l: #E7EEE3;
  --side: #1E1816; --side-2: #2A2220;
  --ok: #3F8F5B; --warn: #B7791F; --info: #2B6CB0; --violet: #6B46C1; --danger: #C2412D;
  --radius: 16px; --shadow: 0 8px 24px -14px rgba(40, 20, 10, .2);
  --sans: "Be Vietnam Pro", system-ui, sans-serif; --serif: "Cormorant Garamond", serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; font-family: var(--sans); background: var(--bg); color: var(--ink); font-size: 14.5px; line-height: 1.55; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
.icon { width: 19px; height: 19px; stroke: currentColor; fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.icon-sm { width: 15px; height: 15px; }

.admin { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }
.side { background: var(--side); color: #CDBFB6; padding: 22px 14px; position: sticky; top: 0; height: 100vh; overflow-y: auto; display: flex; flex-direction: column; }
.side .brand { display: flex; align-items: center; gap: 10px; color: #fff; font-family: var(--serif); font-size: 26px; font-weight: 700; padding: 0 10px 22px; }
.side .brand svg { width: 32px; height: 32px; }
.side .brand small { display: block; font-family: var(--sans); font-size: 10px; letter-spacing: 2.5px; color: #94877F; font-weight: 500; margin-top: -4px; }
.side h6 { margin: 18px 12px 8px; font-size: 10.5px; letter-spacing: 2px; text-transform: uppercase; color: #7D6F67; }
.side a { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 12px; transition: background .2s, color .2s; margin-bottom: 2px; }
.side a:hover { background: var(--side-2); color: #fff; }
.side a.active { background: var(--rose); color: #fff; }
.side a .count { margin-left: auto; background: rgba(255, 255, 255, .14); border-radius: 10px; padding: 0 8px; font-size: 12px; }
.side a.active .count { background: rgba(255, 255, 255, .25); }
.side .foot { margin-top: auto; padding-top: 18px; }

.main { min-width: 0; }
.topbar { display: flex; align-items: center; gap: 14px; padding: 14px 30px; background: rgba(246, 243, 239, .85); backdrop-filter: blur(10px); position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); }
.topbar h1 { font-size: 20px; margin: 0; }
.topbar .right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.avatar { width: 38px; height: 38px; border-radius: 50%; background: var(--rose); color: #fff; display: grid; place-items: center; font-weight: 700; }
.topbar .menu-btn { display: none; }
.content { padding: 28px 30px 50px; }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: 12px; border: 1.5px solid transparent; font-weight: 600; cursor: pointer; font-size: 14px; transition: .2s; white-space: nowrap; background: none; }
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--rose); }
.btn-rose { background: var(--rose); color: #fff; }
.btn-rose:hover { background: var(--rose-d); }
.btn-ghost { background: var(--panel); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-danger { background: #FDECEA; color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-ok { background: var(--sage-l); color: var(--sage); }
.btn-ok:hover { background: var(--sage); color: #fff; }
.btn-sm { padding: 6px 11px; font-size: 13px; border-radius: 10px; }
.icon-btn { width: 34px; height: 34px; padding: 0; justify-content: center; border-radius: 10px; }

.panel { background: var(--panel); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.panel + .panel { margin-top: 20px; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.panel-head h2, .panel-head h3 { margin: 0; font-size: 17px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 14px; margin-bottom: 22px; flex-wrap: wrap; }
.page-head h2 { font-family: var(--serif); font-size: 34px; margin: 0; line-height: 1.1; }
.page-head p { margin: 4px 0 0; color: var(--muted); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 20px; }
.stat { background: var(--panel); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); position: relative; overflow: hidden; animation: up .6s both; }
.stat:nth-child(2) { animation-delay: .06s; } .stat:nth-child(3) { animation-delay: .12s; } .stat:nth-child(4) { animation-delay: .18s; }
.stat .ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 14px; }
.stat b { font-size: 26px; display: block; line-height: 1.2; }
.stat span { color: var(--muted); font-size: 13px; }
.stat small { position: absolute; right: 18px; top: 22px; font-size: 12px; font-weight: 600; padding: 3px 8px; border-radius: 8px; }
.c-rose { background: var(--blush); color: var(--rose); }
.c-sage { background: var(--sage-l); color: var(--sage); }
.c-gold { background: #FBF1DE; color: var(--warn); }
.c-blue { background: #E6F0FF; color: var(--info); }
.grid-dash { display: grid; grid-template-columns: 1.7fr 1fr; gap: 20px; }

.table-wrap { overflow-x: auto; margin: 0 -22px; padding: 0 22px; }
table.tbl { width: 100%; border-collapse: collapse; min-width: 640px; }
.tbl th { text-align: left; font-size: 11.5px; letter-spacing: 1px; text-transform: uppercase; color: var(--muted); font-weight: 600; padding: 10px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td { padding: 12px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tbody tr { transition: background .15s; }
.tbl tbody tr:hover { background: #FBF8F5; }
.tbl .r { text-align: right; }
.tbl .thumb { width: 48px; height: 48px; border-radius: 10px; object-fit: cover; background: #F3EEE8; }
.tbl .actions { display: flex; gap: 6px; justify-content: flex-end; }
.tbl .name { font-weight: 600; }
.tbl .sub { font-size: 12.5px; color: var(--muted); }

.pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.st-warn { background: #FFF4DE; color: var(--warn); } .st-info { background: #E6F0FF; color: var(--info); }
.st-violet { background: #F0E9FB; color: var(--violet); } .st-ok { background: #E3F4E8; color: var(--ok); }
.st-danger { background: #FDECEA; color: var(--danger); } .st-muted { background: #F1ECE7; color: var(--muted); }

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.input, select.input, textarea.input { width: 100%; padding: 10px 13px; border-radius: 11px; border: 1.5px solid var(--line); background: #fff; outline: none; transition: .2s; }
.input:focus { border-color: var(--rose); box-shadow: 0 0 0 4px rgba(200, 80, 106, .1); }
textarea.input { min-height: 100px; resize: vertical; }
.search { position: relative; }
.search .icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.search .input { padding-left: 38px; min-width: 240px; }
.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.tabs a { padding: 7px 14px; border-radius: 999px; background: var(--panel); border: 1.5px solid var(--line); font-size: 13px; font-weight: 600; }
.tabs a.active { background: var(--ink); border-color: var(--ink); color: #fff; }
.tabs a span { opacity: .6; margin-left: 4px; }

.form-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 20px; align-items: start; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--ink-2); }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.field-validation-error, .text-danger { color: var(--danger); font-size: 12.5px; margin-top: 4px; display: block; }
.validation-summary-errors { background: #FDECEA; color: var(--danger); border-radius: 12px; padding: 10px 14px; margin-bottom: 16px; }
.validation-summary-errors ul { margin: 0; padding-left: 18px; }
.validation-summary-valid { display: none; }
.switch { display: flex; align-items: center; gap: 10px; cursor: pointer; margin-bottom: 12px; }
.switch input { appearance: none; width: 40px; height: 22px; border-radius: 12px; background: #DDD3CA; position: relative; cursor: pointer; transition: .2s; margin: 0; }
.switch input::after { content: ""; position: absolute; width: 16px; height: 16px; border-radius: 50%; background: #fff; top: 3px; left: 3px; transition: .2s; }
.switch input:checked { background: var(--sage); }
.switch input:checked::after { left: 21px; }
.img-drop { border: 2px dashed var(--line); border-radius: 14px; padding: 14px; text-align: center; cursor: pointer; transition: .2s; position: relative; background: #FCFAF8; }
.img-drop:hover { border-color: var(--rose); }
.img-drop img { width: 100%; max-height: 240px; object-fit: contain; border-radius: 10px; margin-bottom: 10px; }
.img-drop input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.hint { font-size: 12.5px; color: var(--muted); }

.pager { display: flex; gap: 6px; justify-content: flex-end; margin-top: 16px; flex-wrap: wrap; align-items: center; }
.pager a, .pager span { min-width: 34px; height: 34px; padding: 0 8px; border-radius: 10px; display: grid; place-items: center; background: var(--panel); border: 1.5px solid var(--line); font-weight: 600; font-size: 13px; }
.pager .current { background: var(--ink); color: #fff; border-color: var(--ink); }
.pager .info { border: 0; background: none; color: var(--muted); font-weight: 400; margin-right: auto; }

.list-row { display: flex; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); }
.list-row:last-child { border: 0; }
.list-row img { width: 44px; height: 44px; border-radius: 10px; object-fit: cover; }
.list-row .grow { flex: 1; min-width: 0; }
.list-row .grow div { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.kv { display: grid; grid-template-columns: 140px 1fr; gap: 8px 14px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-weight: 500; }
.flow { display: flex; gap: 8px; flex-wrap: wrap; }
.empty { text-align: center; padding: 40px; color: var(--muted); }

.toast-wrap { position: fixed; right: 20px; bottom: 20px; z-index: 100; display: grid; gap: 8px; }
.toast { background: var(--ink); color: #fff; padding: 12px 16px; border-radius: 12px; box-shadow: var(--shadow); animation: up .4s; display: flex; gap: 10px; align-items: center; }
.toast.danger { background: var(--danger); }
.toast.out { opacity: 0; transform: translateX(30px); transition: .4s; }

/* Login */
.login { min-height: 100vh; display: grid; grid-template-columns: 1.1fr 1fr; background: var(--side); }
.login-art { position: relative; overflow: hidden; display: grid; place-items: center; background: radial-gradient(circle at 30% 30%, #3A2C29, #1E1816 70%); }
.login-art img { width: min(70%, 420px); animation: sway 7s ease-in-out infinite; transform-origin: 50% 95%; filter: drop-shadow(0 30px 50px rgba(0, 0, 0, .5)); }
.login-art h1 { position: absolute; left: 40px; bottom: 36px; color: #fff; font-family: var(--serif); font-size: 44px; margin: 0; line-height: 1; }
.login-art h1 em { color: #F2B8C0; }
.login-form { background: var(--bg); display: grid; place-items: center; padding: 40px 20px; }
.login-form .inner { width: 100%; max-width: 380px; animation: up .6s; }
.login-form h2 { font-family: var(--serif); font-size: 40px; margin: 0 0 6px; }
.demo { background: var(--sage-l); color: var(--sage); padding: 10px 14px; border-radius: 12px; font-size: 13px; margin: 16px 0; }

.side-backdrop { display: none; }
@keyframes up { from { opacity: 0; transform: translateY(14px); } }
@keyframes sway { 50% { transform: rotate(-2deg); } }

@media (max-width: 1100px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .grid-dash, .form-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .admin { grid-template-columns: 1fr; }
  .side { position: fixed; left: 0; top: 0; bottom: 0; width: 260px; z-index: 60; transform: translateX(-100%); transition: transform .3s; }
  body.side-open .side { transform: none; }
  body.side-open .side-backdrop { display: block; position: fixed; inset: 0; background: rgba(0, 0, 0, .4); z-index: 55; }
  .topbar .menu-btn { display: inline-flex; }
  .topbar { padding: 12px 16px; }
  .content { padding: 20px 16px 40px; }
  .login { grid-template-columns: 1fr; }
  .login-art { min-height: 220px; }
  .login-art h1 { font-size: 30px; left: 20px; bottom: 18px; }
}
@media (max-width: 560px) {
  .stats { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat { padding: 16px; }
  .stat b { font-size: 20px; }
  .row-2 { grid-template-columns: 1fr; }
  .search .input { min-width: 0; }
  .toolbar, .search { width: 100%; }
  .kv { grid-template-columns: 1fr; }
  .page-head h2 { font-size: 28px; }
  .topbar .who { display: none; }
}