:root{
  --ground:#F3F5F9; --surface:#FFFFFF; --surface-2:#EDF0F6; --line:#DDE2EC; --line-strong:#C6CDDB;
  --ink:#141824; --ink-2:#4A5264; --ink-3:#7A8296;
  --onair:#E0343A; --primary:#2F5BEA; --primary-ink:#FFFFFF; --primary-soft:#E6ECFD;
  --role-admin:#2F5BEA; --role-reseller:#C26A06; --role-user:#0E8F6F;
  --role-admin-soft:#E6ECFD; --role-reseller-soft:#FCEFDD; --role-user-soft:#DDF3EC;
  --good:#138A4B; --good-soft:#DDF3E6; --warn:#A86200; --warn-soft:#FCEFD6; --bad:#C62D32; --bad-soft:#FBE3E3;
  --shadow:0 1px 2px rgba(20,24,36,.06),0 8px 24px -12px rgba(20,24,36,.18);
  --radius:10px;
  --f-display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ground:#0D1017; --surface:#151A24; --surface-2:#1C2230; --line:#262D3D; --line-strong:#37405A;
    --ink:#E8EBF2; --ink-2:#A9B1C4; --ink-3:#7D869C;
    --primary:#6F8FFF; --primary-ink:#0D1017; --primary-soft:#1E2744;
    --role-admin:#7C98FF; --role-reseller:#F0A443; --role-user:#3FCB9F;
    --role-admin-soft:#1E2744; --role-reseller-soft:#33260F; --role-user-soft:#10302A;
    --good:#43C47E; --good-soft:#133224; --warn:#E9A93B; --warn-soft:#33270F; --bad:#FF6B6F; --bad-soft:#3A1719;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 28px -14px rgba(0,0,0,.6);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ground:#0D1017; --surface:#151A24; --surface-2:#1C2230; --line:#262D3D; --line-strong:#37405A;
  --ink:#E8EBF2; --ink-2:#A9B1C4; --ink-3:#7D869C;
  --primary:#6F8FFF; --primary-ink:#0D1017; --primary-soft:#1E2744;
  --role-admin:#7C98FF; --role-reseller:#F0A443; --role-user:#3FCB9F;
  --role-admin-soft:#1E2744; --role-reseller-soft:#33260F; --role-user-soft:#10302A;
  --good:#43C47E; --good-soft:#133224; --warn:#E9A93B; --warn-soft:#33270F; --bad:#FF6B6F; --bad-soft:#3A1719;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 28px -14px rgba(0,0,0,.6);
  color-scheme:dark;
}

*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--ground);color:var(--ink);font:14px/1.5 var(--f-body);-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--primary)}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
.mono{font-family:var(--f-mono);font-size:.92em}
.muted{color:var(--ink-3)}
.num{font-variant-numeric:tabular-nums}

/* ---------- shell ---------- */
.app{display:grid;grid-template-columns:236px 1fr;min-height:100%}
.side{background:var(--surface);border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;gap:18px;position:sticky;top:env(safe-area-inset-top,0px);height:100vh;overflow:auto}
.brand{display:flex;align-items:center;gap:10px;padding:0 8px}
.brand-mark{width:34px;height:34px;flex:none}
.brand-name{font-family:var(--f-display);font-weight:800;font-size:21px;letter-spacing:-.02em;line-height:1}
.brand-tag{font-size:11px;color:var(--ink-3);letter-spacing:.04em}
.nav{display:flex;flex-direction:column;gap:2px}
.nav-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3);padding:10px 10px 4px}
.nav button{all:unset;cursor:pointer;display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;color:var(--ink-2);font-weight:500}
.nav button svg{width:18px;height:18px;flex:none}
.nav button:hover{background:var(--surface-2);color:var(--ink)}
.nav button[aria-current="page"]{background:var(--role-soft);color:var(--role)}
.nav button:focus-visible{outline:2px solid var(--primary)}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:8px;padding:0 4px}

.main{min-width:0;display:flex;flex-direction:column}
.top{display:flex;align-items:center;gap:12px;padding:14px 28px;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--ground) 85%,transparent);backdrop-filter:blur(8px);position:sticky;top:env(safe-area-inset-top,0px);z-index:5;flex-wrap:wrap}
.top h1{font-family:var(--f-display);font-size:22px;font-weight:700;letter-spacing:-.015em;margin:0;text-wrap:balance}
.top .spacer{flex:1}
.content{padding:24px 28px 60px;display:flex;flex-direction:column;gap:22px;max-width:1280px;width:100%}

.role-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px 4px 8px;border-radius:999px;background:var(--role-soft);color:var(--role);font-size:12px;font-weight:600;letter-spacing:.02em}
.role-chip i{width:7px;height:7px;border-radius:50%;background:var(--role)}
.role-admin{--role:var(--role-admin);--role-soft:var(--role-admin-soft)}
.role-reseller{--role:var(--role-reseller);--role-soft:var(--role-reseller-soft)}
.role-user{--role:var(--role-user);--role-soft:var(--role-user-soft)}

.preview-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-2)}
.preview-bar select{max-width:260px}

/* ---------- controls ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);padding:7px 13px;border-radius:8px;cursor:pointer;font-weight:500;white-space:nowrap;line-height:1.3;text-decoration:none}
.btn:hover{border-color:var(--ink-3)}
.btn svg{width:16px;height:16px;flex:none}
.btn.primary{background:var(--primary);border-color:var(--primary);color:var(--primary-ink)}
.btn.primary:hover{filter:brightness(1.07)}
.btn.ghost{border-color:transparent;background:transparent;color:var(--ink-2)}
.btn.ghost:hover{background:var(--surface-2);color:var(--ink)}
.btn.danger{color:var(--bad)}
.btn.sm{padding:4px 9px;font-size:12.5px}
.btn.icon{padding:6px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
input[type=text],input[type=email],input[type=url],input[type=number],input[type=date],input[type=password],input[type=search],select,textarea{
  width:100%;background:var(--surface);border:1px solid var(--line-strong);border-radius:8px;padding:8px 10px;min-width:0}
textarea{resize:vertical;min-height:90px;line-height:1.45}
input:focus,select:focus,textarea:focus{outline:2px solid var(--primary-soft);border-color:var(--primary)}
label.field{display:flex;flex-direction:column;gap:5px;font-size:12.5px;font-weight:600;color:var(--ink-2)}
label.field .hint{font-weight:400;color:var(--ink-3)}
.check{display:flex;align-items:center;gap:8px;font-size:13px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.form-grid .span{grid-column:1/-1}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.toolbar .grow{flex:1;min-width:180px}
.seg{display:inline-flex;border:1px solid var(--line-strong);border-radius:8px;overflow:hidden}
.seg button{all:unset;cursor:pointer;padding:6px 12px;font-size:13px;color:var(--ink-2)}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--surface)}
.seg button+button{border-left:1px solid var(--line-strong)}

/* ---------- surfaces ---------- */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}
.panel-h{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.panel-h h2{font-family:var(--f-display);font-size:16px;font-weight:700;margin:0;letter-spacing:-.01em}
.panel-b{padding:16px 18px}
.section-title{font-family:var(--f-display);font-size:17px;font-weight:700;margin:0;letter-spacing:-.01em}
.lede{color:var(--ink-2);margin:0;max-width:68ch}

.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;display:flex;flex-direction:column;gap:2px}
.kpi .k{font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);font-weight:600}
.kpi .v{font-family:var(--f-display);font-size:30px;font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.15}
.kpi .s{font-size:12.5px;color:var(--ink-2)}
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:18px}

/* tables */
.table-wrap{overflow-x:auto}
table.t{width:100%;border-collapse:collapse;font-size:13.5px}
.t th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);font-weight:600;padding:10px 14px;border-bottom:1px solid var(--line);white-space:nowrap;background:var(--surface)}
.t td{padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
.t tr:last-child td{border-bottom:0}
.t tr:hover td{background:color-mix(in srgb,var(--surface-2) 55%,transparent)}
.t .actions{display:flex;gap:4px;justify-content:flex-end;flex-wrap:nowrap}
.who{display:flex;align-items:center;gap:10px;min-width:180px}
.avatar{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:12px;flex:none;background:var(--role-soft);color:var(--role)}
.who b{display:block;font-weight:600}
.who small{color:var(--ink-3);font-family:var(--f-mono);font-size:11.5px}
.empty{padding:28px;text-align:center;color:var(--ink-3)}

.pill{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:999px;font-size:11.5px;font-weight:600;white-space:nowrap}
.pill::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.pill.good{background:var(--good-soft);color:var(--good)}
.pill.warn{background:var(--warn-soft);color:var(--warn)}
.pill.bad{background:var(--bad-soft);color:var(--bad)}
.pill.neutral{background:var(--surface-2);color:var(--ink-2)}
.tag{display:inline-block;padding:1px 7px;border-radius:5px;background:var(--surface-2);color:var(--ink-2);font-size:11.5px;font-weight:500}
.q{font-family:var(--f-mono);font-size:10.5px;font-weight:600;padding:1px 5px;border-radius:4px;border:1px solid var(--line-strong);color:var(--ink-2)}
.q.k4{border-color:var(--onair);color:var(--onair)}

/* plan cards */
.plans{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.plan{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:0;overflow:hidden;display:flex;flex-direction:column}
.plan-top{padding:18px 18px 16px;color:#fff;background:var(--pc);position:relative;overflow:hidden}
.plan-top svg.wave{position:absolute;right:-10px;top:-6px;width:130px;opacity:.22}
.plan-top .aud{font-size:10.5px;text-transform:uppercase;letter-spacing:.12em;opacity:.85;font-weight:600}
.plan-top h3{font-family:var(--f-display);font-size:22px;margin:2px 0 6px;font-weight:800;letter-spacing:-.02em}
.plan-top .price{font-family:var(--f-display);font-size:34px;font-weight:700;letter-spacing:-.02em;line-height:1;font-variant-numeric:tabular-nums}
.plan-top .price small{font-size:13px;font-weight:500;opacity:.85;margin-left:4px;font-family:var(--f-body)}
.plan-top .was{font-size:12px;opacity:.85;text-decoration:line-through;margin-left:6px}
.plan-body{padding:14px 18px 16px;display:flex;flex-direction:column;gap:10px;flex:1}
.plan-body ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:6px}
.plan-body li{display:flex;gap:8px;align-items:flex-start;font-size:13px}
.plan-body li svg{width:15px;height:15px;color:var(--good);flex:none;margin-top:2px}
.plan-meta{display:flex;gap:6px;flex-wrap:wrap}
.plan-foot{display:flex;gap:6px;padding:0 18px 16px;flex-wrap:wrap}
.plan.current{outline:2px solid var(--pc);outline-offset:-1px}
.ribbon{position:absolute;top:12px;right:12px;background:rgba(255,255,255,.95);color:#141824;font-size:10.5px;font-weight:700;padding:3px 8px;border-radius:999px;letter-spacing:.04em;text-transform:uppercase}

/* channels */
.cat-row{display:flex;gap:6px;flex-wrap:wrap}
.cat-row button{all:unset;cursor:pointer;padding:5px 11px;border-radius:999px;border:1px solid var(--line-strong);font-size:12.5px;color:var(--ink-2)}
.cat-row button[aria-pressed="true"]{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.ch-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.ch{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--surface);border:1px solid var(--line);border-radius:10px}
.ch.off{opacity:.5}
.ch-logo{width:40px;height:40px;border-radius:9px;display:grid;place-items:center;color:#fff;font-family:var(--f-display);font-weight:800;font-size:13px;flex:none;letter-spacing:-.02em}
.ch-info{min-width:0;flex:1}
.ch-info b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:600}
.ch-info span{font-size:11.5px;color:var(--ink-3)}
.ch-num{font-family:var(--f-mono);font-size:11px;color:var(--ink-3)}

/* portals */
.portals{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.portal{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:10px}
.portal-h{display:flex;gap:12px;align-items:center}
.portal-ico{width:42px;height:42px;border-radius:10px;display:grid;place-items:center;background:var(--primary-soft);color:var(--primary);flex:none}
.portal-ico svg{width:22px;height:22px}
.portal-h b{font-weight:600;display:block}
.portal-url{font-family:var(--f-mono);font-size:12px;color:var(--ink-2);word-break:break-all;background:var(--surface-2);padding:6px 8px;border-radius:6px}
.portal .row{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto}

/* guides */
.guides{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.guide{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px 18px;display:flex;flex-direction:column;gap:10px}
.guide h3{margin:0;font-family:var(--f-display);font-size:16px;font-weight:700;letter-spacing:-.01em}
.steps{margin:0;padding:0;list-style:none;counter-reset:s;display:flex;flex-direction:column;gap:8px}
.steps li{counter-increment:s;display:grid;grid-template-columns:24px 1fr;gap:10px;font-size:13.5px}
.steps li::before{content:counter(s);width:24px;height:24px;border-radius:50%;background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;font-weight:700;font-size:12px}
.guide .row{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto}

/* how-to (admin help) */
.howto{display:grid;grid-template-columns:260px 1fr;gap:18px;align-items:start}
.howto-list{display:flex;flex-direction:column;gap:2px;position:sticky;top:80px}
.howto-list button{all:unset;cursor:pointer;padding:8px 12px;border-radius:8px;color:var(--ink-2);font-size:13.5px}
.howto-list button[aria-current="true"]{background:var(--role-admin-soft);color:var(--role-admin);font-weight:600}
.howto-body h2{font-family:var(--f-display);font-size:20px;margin:0 0 4px;letter-spacing:-.015em}
.howto-body .steps li{font-size:14px}
.tip{display:flex;gap:10px;padding:12px 14px;border-radius:10px;background:var(--warn-soft);color:var(--ink);font-size:13px}
.tip b{color:var(--warn)}

/* chart */
.bars{display:flex;flex-direction:column;gap:10px}
.bar-row{display:grid;grid-template-columns:120px 1fr 44px;gap:10px;align-items:center;font-size:13px}
.bar-row .track{height:14px;background:var(--surface-2);border-radius:4px;position:relative}
.bar-row .fill{height:100%;border-radius:0 4px 4px 0;background:var(--bc,var(--primary))}
.bar-row .n{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}
.stack{display:flex;height:14px;border-radius:4px;overflow:hidden;gap:2px;background:var(--surface)}
.stack span{display:block;height:100%}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-2);margin-top:10px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.list{display:flex;flex-direction:column}
.list-item{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}
.list-item:last-child{border-bottom:0}

/* hero card for user */
.hero{border-radius:16px;padding:22px 24px;color:#fff;background:linear-gradient(135deg,var(--pc,#0E8F6F),color-mix(in srgb,var(--pc,#0E8F6F) 55%,#0b0e16));display:grid;grid-template-columns:1fr auto;gap:16px;position:relative;overflow:hidden}
.hero h2{font-family:var(--f-display);font-size:26px;margin:0;letter-spacing:-.02em}
.hero .meta{display:flex;gap:22px;flex-wrap:wrap;margin-top:14px}
.hero .meta div{display:flex;flex-direction:column}
.hero .meta small{font-size:11px;text-transform:uppercase;letter-spacing:.1em;opacity:.8}
.hero .meta b{font-size:17px;font-variant-numeric:tabular-nums}
.hero .days{font-family:var(--f-display);font-size:54px;font-weight:800;line-height:1;text-align:right}
.hero .days small{display:block;font-size:12px;font-family:var(--f-body);font-weight:500;opacity:.85;letter-spacing:.04em}
.hero .btn{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.35);color:#fff}

/* modal */
.modal-root{position:fixed;inset:0;background:rgba(10,12,20,.55);display:grid;place-items:center;padding:16px;z-index:50}
.modal{background:var(--surface);color:var(--ink);border-radius:14px;width:min(640px,100%);max-height:calc(100vh - 32px);display:flex;flex-direction:column;box-shadow:0 30px 80px -20px rgba(0,0,0,.5)}
.modal.wide{width:min(1040px,100%)}
.modal-h{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal-h h2{margin:0;font-family:var(--f-display);font-size:18px;letter-spacing:-.01em}
.modal-b{padding:18px 20px;overflow:auto;display:flex;flex-direction:column;gap:14px}
.modal-f{display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--line);flex-wrap:wrap}
.send-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.send-preview{background:var(--surface-2);border-radius:10px;padding:10px;display:flex;justify-content:center;align-items:flex-start;max-height:560px;overflow:auto}
.send-preview canvas{width:100%;max-width:380px;height:auto;border-radius:8px;box-shadow:var(--shadow)}
.send-actions{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}

.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--surface);padding:10px 16px;border-radius:10px;font-size:13.5px;z-index:60;box-shadow:var(--shadow);max-width:calc(100% - 32px)}
.banner{padding:10px 14px;border-radius:10px;background:var(--primary-soft);color:var(--ink);font-size:13px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}

/* login (self-hosted) */
.login{min-height:100%;display:grid;place-items:center;padding:24px 16px}
.login-card{width:min(400px,100%);background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:16px;box-shadow:var(--shadow)}
.login-card .brand{padding:0}
.err{color:var(--bad);font-size:13px}

.mobile-nav{display:none}
.top-only{display:none}
@media (max-width:900px){
  .app{grid-template-columns:1fr}
  .side{display:none}
  .mobile-nav{display:flex;gap:4px;overflow-x:auto;padding:8px 16px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:env(safe-area-inset-top,0px);z-index:6}
  .mobile-nav button{all:unset;cursor:pointer;padding:6px 11px;border-radius:999px;font-size:13px;white-space:nowrap;color:var(--ink-2)}
  .mobile-nav button[aria-current="page"]{background:var(--role-soft);color:var(--role);font-weight:600}
  .top{padding:12px 16px;position:static}
  .top-only{display:inline-flex;gap:4px}
  .content{padding:16px 16px 60px}
  .send-grid{grid-template-columns:1fr}
  .howto{grid-template-columns:1fr}
  .howto-list{position:static;flex-direction:row;overflow-x:auto}
  .howto-list button{white-space:nowrap}
  .hero{grid-template-columns:1fr}
  .hero .days{text-align:left}
  .bar-row{grid-template-columns:90px 1fr 36px}
}