:root {
  --bg-1: #0a1140;
  --bg-2: #1c1660;
  --bg-3: #4a1a6a;
  --bg-4: #8e1f4a;
  --bg-5: #d2402a;
  --glass: rgba(18, 14, 44, .55);
  --glass-strong: rgba(18, 14, 44, .72);
  --line: rgba(255, 255, 255, .12);
  --line-strong: rgba(255, 255, 255, .22);
  --text: #fff;
  --muted: rgba(255, 255, 255, .66);
  --accent: #ff2d3d;
  --accent-hover: #ff4654;
  --ok: #3ddc97;
  --warn: #ffb547;
  --radius: 20px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background-color: var(--bg-3);
  background-image:
    radial-gradient(1200px 600px at 85% 100%, rgba(210, 64, 42, .55), transparent 60%),
    linear-gradient(160deg, var(--bg-1) 0%, var(--bg-2) 30%, var(--bg-3) 58%, var(--bg-4) 82%, var(--bg-5) 100%);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}
html { min-height: 100%; display: flex; flex-direction: column; }
body { flex: 1 0 auto; }
a { color: inherit; }
h1, h2 { margin: 0; line-height: 1.15; letter-spacing: -.01em; }
h1 { font-size: clamp(28px, 4.4vw, 44px); font-weight: 750; }
h2 { font-size: 19px; font-weight: 650; }
p { margin: 0; }
.mono { font-family: var(--mono); letter-spacing: .04em; }
.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 20px 16px 32px;
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* header */
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand .logo-img { height: 44px; width: auto; display: block; }
.brand .logo { width: 40px; height: 40px; flex: none; filter: drop-shadow(0 6px 18px rgba(255, 45, 61, .45)); }
.brand span { display: flex; flex-direction: column; line-height: 1.15; }
.brand strong { font-size: 17px; letter-spacing: .01em; }
.brand small { font-size: 12.5px; color: var(--muted); }
.langs { display: inline-flex; padding: 4px; gap: 2px; border-radius: 999px; background: var(--glass); border: 1px solid var(--line); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.langs a { padding: 6px 12px; border-radius: 999px; font-size: 13px; font-weight: 650; text-decoration: none; color: var(--muted); }
.langs a:hover { color: var(--text); }
.langs a.on { background: rgba(255, 255, 255, .14); color: var(--text); }

.foot { margin-top: auto; padding-top: 36px; text-align: center; font-size: 13px; color: rgba(255, 255, 255, .5); }

/* cards */
.card {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  box-shadow: 0 20px 50px rgba(5, 4, 20, .35);
}
.card h2 { margin-bottom: 18px; }
.card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.card-head h2 { margin: 0; }
.count { min-width: 26px; height: 26px; padding: 0 8px; border-radius: 999px; background: rgba(255, 255, 255, .12); display: inline-grid; place-items: center; font-size: 13px; font-weight: 700; }
.narrow { width: 100%; max-width: 420px; }
.center { display: flex; justify-content: center; padding-top: 6vh; }
.center h1 { font-size: 28px; margin-bottom: 18px; }
.center .muted { margin-bottom: 18px; }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.hint { margin-top: 16px; font-size: 13.5px; color: var(--muted); }
.empty { padding: 28px 16px; text-align: center; color: var(--muted); border: 1px dashed var(--line-strong); border-radius: 14px; }

/* forms */
.form { display: flex; flex-direction: column; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field > span { font-size: 13.5px; font-weight: 600; color: rgba(255, 255, 255, .85); }
.input {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  font: inherit;
  color: var(--text);
  background: rgba(255, 255, 255, .06);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  outline: none;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.input::placeholder { color: rgba(255, 255, 255, .38); }
.input:focus { border-color: var(--accent); background: rgba(255, 255, 255, .09); box-shadow: 0 0 0 4px rgba(255, 45, 61, .2); }
.input-sm { height: 36px; padding: 0 10px; font-size: 14px; border-radius: 10px; }
.input[type="date"] { min-width: 0; }
.input[type="date"]::-webkit-calendar-picker-indicator { filter: invert(1); opacity: .7; }
.key-input { font-size: 22px; text-align: center; letter-spacing: .2em; text-transform: uppercase; height: 56px; }
.pin-input { font-size: 22px; text-align: center; letter-spacing: .5em; height: 56px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 48px;
  padding: 0 22px;
  font: inherit;
  font-weight: 650;
  font-size: 15px;
  color: var(--text);
  text-decoration: none;
  border-radius: 12px;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s, border-color .15s, transform .1s;
}
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.btn-primary { background: var(--accent); box-shadow: 0 10px 24px rgba(255, 45, 61, .35); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { background: rgba(255, 255, 255, .08); border-color: var(--line-strong); }
.btn-ghost:hover { background: rgba(255, 255, 255, .14); }
.btn-danger { background: transparent; border-color: rgba(255, 45, 61, .6); color: #ff8a93; }
.btn-danger:hover { background: rgba(255, 45, 61, .16); color: #fff; }
.btn-sm { height: 36px; padding: 0 14px; font-size: 13.5px; border-radius: 10px; }
.btn-block { width: 100%; }
.login-card .btn-ghost { margin-top: 12px; }

/* flash & badges */
.flash { margin-bottom: 18px; padding: 13px 16px; border-radius: 14px; font-size: 14.5px; border: 1px solid var(--line); background: var(--glass-strong); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.flash-ok { border-color: rgba(61, 220, 151, .45); }
.flash-ok::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--ok); margin-right: 10px; vertical-align: 1px; }
.flash-error { border-color: rgba(255, 45, 61, .6); background: rgba(80, 10, 30, .7); }
.flash-warn { border-color: rgba(255, 181, 71, .5); }
.badge { display: inline-flex; align-items: center; height: 24px; padding: 0 10px; border-radius: 999px; font-size: 11.5px; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; }
.badge-on { background: rgba(61, 220, 151, .16); color: var(--ok); }
.badge-off { background: rgba(255, 255, 255, .1); color: var(--muted); }
.badge-warn { background: rgba(255, 181, 71, .16); color: var(--warn); }
.badge-m3u { background: rgba(255, 45, 61, .18); color: #ff8a93; }
.badge-x { background: rgba(120, 140, 255, .2); color: #aab6ff; }

/* landing */
.hero { display: grid; grid-template-columns: 1.15fr 1fr; gap: 48px; align-items: center; padding-top: 4vh; }
.intro h1 { max-width: 15ch; }
.lead { margin-top: 18px; font-size: 18px; color: rgba(255, 255, 255, .8); max-width: 46ch; }
.steps { list-style: none; padding: 0; margin: 30px 0 0; display: flex; flex-direction: column; gap: 14px; }
.steps li { display: flex; gap: 14px; align-items: flex-start; color: rgba(255, 255, 255, .86); }
.steps .num { flex: none; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-size: 14px; font-weight: 750; background: rgba(255, 255, 255, .1); border: 1px solid var(--line-strong); }
.steps li > span:last-child { padding-top: 3px; }
.login-card { padding: 30px; }
.login-card h2 { font-size: 22px; margin-bottom: 22px; }

/* device */
.device-head { display: grid; grid-template-columns: auto 1fr auto; gap: 28px; align-items: center; margin-bottom: 20px; }
.key { font-size: clamp(30px, 5vw, 44px); letter-spacing: .12em; }
.meta { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 0; }
.meta div { min-width: 0; }
.meta dt { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-weight: 650; margin-bottom: 6px; }
.meta dd { margin: 0; font-weight: 600; font-size: 15px; overflow-wrap: anywhere; }
.grid2 { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); grid-template-areas: "list form"; gap: 20px; align-items: start; }
.grid2 .form-card { grid-area: form; }
.grid2 .list-card { grid-area: list; }

/* license */
.license { margin-bottom: 20px; }
.lic-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.lic-text { min-width: 0; }
.license .lic-title { font-size: clamp(22px, 3vw, 28px); margin: 0 0 6px; }
.lic-sub { color: rgba(255, 255, 255, .8); font-size: 15px; }
.lic-trial { border-color: rgba(255, 181, 71, .35); }
.lic-expired { border-color: rgba(255, 45, 61, .55); box-shadow: 0 20px 50px rgba(5, 4, 20, .35), inset 0 0 0 1px rgba(255, 45, 61, .2); }
.lic-life, .lic-year { border-color: rgba(61, 220, 151, .35); }
.lic-note { margin-top: 14px; font-size: 13.5px; color: var(--muted); }
.lic-note a { color: #fff; }
.badge-trial { background: rgba(255, 181, 71, .16); color: var(--warn); }
.plans { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 20px; }
.plan { position: relative; display: flex; flex-direction: column; gap: 4px; margin: 0; padding: 18px; border-radius: 16px; background: rgba(255, 255, 255, .05); border: 1px solid var(--line-strong); }
.plan-best { background: linear-gradient(160deg, rgba(255, 45, 61, .2), rgba(255, 45, 61, .05)); border-color: rgba(255, 45, 61, .6); }
.plan-tag { position: absolute; top: -11px; right: 14px; padding: 2px 10px; border-radius: 999px; background: var(--accent); font-size: 11px; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.plan-name { font-size: 14px; font-weight: 700; color: rgba(255, 255, 255, .85); text-transform: uppercase; letter-spacing: .08em; }
.plan-price { font-size: 34px; font-weight: 800; line-height: 1.1; letter-spacing: -.02em; }
.plan-desc { font-size: 13.5px; color: var(--muted); margin-bottom: 12px; flex: 1; }
.cell-stack { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; }
.cell-stack small { font-size: 12.5px; white-space: nowrap; }
select.input { appearance: none; -webkit-appearance: none; padding-right: 30px; background-image: linear-gradient(45deg, transparent 50%, rgba(255,255,255,.7) 50%), linear-gradient(135deg, rgba(255,255,255,.7) 50%, transparent 50%); background-position: calc(100% - 15px) 52%, calc(100% - 10px) 52%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
select.input option { background: #1c1660; color: #fff; }
.tbl .lic-form select.input { width: 112px; }
.pay-card { margin-top: 20px; }
.pl-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.pl { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 14px 16px; border-radius: 14px; background: rgba(255, 255, 255, .05); border: 1px solid var(--line); }
.pl.is-editing { border-color: var(--accent); }
.pl-main { display: flex; align-items: center; gap: 12px; min-width: 0; }
.pl-text { display: flex; flex-direction: column; min-width: 0; }
.pl-text strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.trunc { font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pl-actions { display: flex; gap: 8px; flex: none; }
.pl-actions form { margin: 0; }

/* tabs (CSS only) */
.tab-radio { position: absolute; opacity: 0; pointer-events: none; width: 1px; height: 1px; }
.tabs { display: grid; grid-template-columns: 1fr 1fr; padding: 4px; border-radius: 12px; background: rgba(255, 255, 255, .06); border: 1px solid var(--line); }
.tabs label { text-align: center; padding: 10px 8px; border-radius: 9px; font-size: 14px; font-weight: 650; color: var(--muted); cursor: pointer; user-select: none; }
#t-m3u:checked ~ .tabs label[for="t-m3u"],
#t-x:checked ~ .tabs label[for="t-x"] { background: var(--accent); color: #fff; box-shadow: 0 6px 16px rgba(255, 45, 61, .35); }
#t-m3u:focus-visible ~ .tabs label[for="t-m3u"],
#t-x:focus-visible ~ .tabs label[for="t-x"] { outline: 2px solid #fff; outline-offset: 2px; }
#t-m3u:checked ~ .pane-x,
#t-x:checked ~ .pane-m3u { display: none; }
.pane { display: flex; flex-direction: column; gap: 16px; }

/* admin */
.admin-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat { padding: 18px 20px; display: flex; flex-direction: column; gap: 4px; }
.stat span { font-size: 12.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-weight: 650; }
.stat strong { font-size: 30px; line-height: 1.1; }
.search { display: flex; gap: 10px; margin-bottom: 18px; }
.search .input { max-width: 340px; }
.table-wrap { overflow-x: auto; margin: 0 -8px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 650; padding: 10px 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td { padding: 12px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl form { margin: 0; }
.tbl .inline { display: flex; gap: 6px; align-items: center; }
.tbl .inline .input { width: 150px; }
.tbl .actions { white-space: nowrap; text-align: right; }
.tbl .actions form { display: inline-block; margin-left: 6px; }
.tbl .inline .input { width: 132px; }
.tbl .btn-sm { padding: 0 11px; }
.pager { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 18px; }

/* responsive */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 28px; padding-top: 0; }
  .grid2 { grid-template-columns: 1fr; grid-template-areas: "form" "list"; }
  .device-head { grid-template-columns: 1fr auto; }
  .device-head .meta { grid-column: 1 / -1; grid-row: 2; }
  .device-head .dh-logout { grid-column: 2; grid-row: 1; }
}
@media (max-width: 1120px) {
  .table-wrap { margin: 0; overflow: visible; }
  .tbl thead { display: none; }
  .tbl, .tbl tbody, .tbl tr, .tbl td { display: block; width: 100%; }
  .tbl tr { padding: 14px; margin-bottom: 12px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255, 255, 255, .04); }
  .tbl td { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 7px 0; border: 0; }
  .tbl td::before { content: attr(data-label); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 650; }
  .tbl td.actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-start; padding-top: 12px; margin-top: 6px; border-top: 1px solid var(--line); }
  .tbl td.actions::before { content: none; }
  .tbl td.actions form { margin-left: 0; }
  .tbl td.lic-cell { flex-direction: column; align-items: stretch; gap: 8px; }
  .tbl .lic-form { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.25fr) auto; gap: 6px; }
  .tbl .lic-form input[type="date"] { padding: 0 6px; }
  .tbl .lic-form select.input { padding: 0 20px 0 8px; background-position: calc(100% - 12px) 52%, calc(100% - 7px) 52%; }
  .tbl .lic-form .input { min-width: 0; max-width: 100%; }
  .tbl .lic-form select.input, .tbl .lic-form .input { width: 100%; }
  .tbl .inline .input { width: 150px; }
}
@media (max-width: 560px) {
  .wrap { padding-top: 14px; }
  .top { margin-bottom: 20px; }
  .card { padding: 18px; border-radius: 18px; }
  .login-card { padding: 22px; }
  .lead { font-size: 16px; }
  .meta { grid-template-columns: 1fr 1fr; }
  .device-head .meta { display: none; }
  .device-head { grid-template-columns: 1fr auto; padding: 16px 18px; }
  .device-head .eyebrow { margin-bottom: 4px; }
  .lic-sub { font-size: 14px; }
  .plan-desc { font-size: 12.5px; }
  .device-head { gap: 14px; margin-bottom: 14px; }
  .key { font-size: 30px; }
  .license { margin-bottom: 14px; }
  .plans { gap: 10px; margin-top: 18px; }
  .plan { padding: 16px 12px 12px; }
  .plan-price { font-size: 28px; }
  .plan .btn { height: 50px; padding: 0 8px; font-size: 14.5px; white-space: normal; line-height: 1.15; }
  .grid2 { gap: 14px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .pl-form .btn-primary { width: 100%; height: 52px; }
  .row2 { grid-template-columns: 1fr; }
  .pl { flex-direction: column; align-items: stretch; }
  .pl-actions { justify-content: flex-end; }
  .stats { gap: 10px; }
  .stat { padding: 14px; }
  .stat strong { font-size: 24px; }
  .stat span { font-size: 11px; }
  .search .input { max-width: none; flex: 1 1 auto; min-width: 0; }
  .search .btn { padding: 0 16px; }
  .tbl td.actions { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

.lic-form [hidden] { display: none !important; }