/* BaseOne Billing — the whole design system, one stylesheet.
   Load once in base.html: {% static 'billing/css/baseone.css' %}
   Tokens compiled from the BaseOne theme pack (Sept 2026). */

:root {
  --white:#fff;
  --blue:#1565C0; --sky:#448AFF; --teal:#008979; --lime:#7CB342;
  --pink:#D81B60; --yellow:#FFB200; --orange:#FB8E00; --red:#D12421; --gray:#BABABA;

  --bg:#0E1218; --chrome:#10151D;
  --card:rgba(255,255,255,.04); --field:rgba(255,255,255,.05); --sheet:rgba(20,27,38,.94);
  --line:rgba(255,255,255,.08); --line-2:rgba(255,255,255,.15);
  --text:#fff; --muted:#AEB6C2; --dim:#7C8594;
  --hover:rgba(255,255,255,.05); --track:rgba(255,255,255,.10); --glow:rgba(21,101,192,.20);

  --ok-bg:rgba(124,179,66,.16);  --ok-fg:#A6D96F;
  --info-bg:rgba(68,138,255,.16); --info-fg:#8FB6FF;
  --warn-bg:rgba(255,178,0,.14);  --warn-fg:#FFC94D;
  --danger-bg:rgba(209,36,33,.18); --danger-fg:#FF8A80;
  --neutral-bg:rgba(186,186,186,.14); --neutral-fg:#CDD3DB;

  --r-card:14px; --r-ctl:10px; --r-pill:999px;
  --font:"Arboria",Poppins,-apple-system,"Segoe UI",sans-serif;
  --font-display:"Plus Jakarta Sans",Poppins,"Arboria",-apple-system,"Segoe UI",sans-serif;
  --nav-w:222px; --topbar-h:60px;

  /* Native controls (select popups, scrollbars, date pickers) follow the theme.
     Without this the OS draws a white select popup under our light text. */
  color-scheme:dark;
  --select-pop:#141B26; --select-pop-text:#fff;
}

[data-theme="light"] {
  --bg:#F4F6FA; --chrome:#fff;
  --card:#fff; --field:#F4F6FA; --sheet:#fff;
  --line:rgba(14,18,24,.10); --line-2:rgba(14,18,24,.18);
  --text:#0E1218; --muted:#3F4A59; --dim:#6B7482;
  --hover:rgba(14,18,24,.035); --track:rgba(14,18,24,.09); --glow:rgba(21,101,192,.10);
  --ok-bg:rgba(124,179,66,.14);  --ok-fg:#3F6B15;
  --info-bg:rgba(21,101,192,.10); --info-fg:#14508F;
  --warn-bg:rgba(255,178,0,.16);  --warn-fg:#7A5200;
  --danger-bg:rgba(209,36,33,.10); --danger-fg:#A31714;
  --neutral-bg:rgba(14,18,24,.06); --neutral-fg:#3F4A59;
  color-scheme:light;
  --select-pop:#fff; --select-pop-text:#0E1218;
}

*,*::before,*::after { box-sizing:border-box; }
body { margin:0; background:var(--bg); color:var(--text); font-family:var(--font); font-size:14px; -webkit-font-smoothing:antialiased; }
h1,h2,h3,h4 { font-family:var(--font-display); margin:0; letter-spacing:-.015em; }
a { color:var(--sky); text-decoration:none; }
a:hover { color:var(--text); }
::selection { background:rgba(68,138,255,.3); }
:focus-visible { outline:2px solid var(--sky); outline-offset:2px; }
@keyframes bo-pulse { 0%,100%{opacity:1} 50%{opacity:.35} }

/* ---------- layout ---------- */
.bo-shell { display:flex; align-items:stretch; min-height:calc(100vh - var(--topbar-h)); }
.bo-main { flex:1; min-width:0; background:var(--bg); background-image:radial-gradient(900px 420px at 72% -10%, var(--glow), transparent 70%); }
.bo-page { padding:26px 26px 34px; display:flex; flex-direction:column; gap:16px; }
.bo-page__head { display:flex; align-items:flex-end; justify-content:space-between; gap:16px; flex-wrap:wrap; }
.bo-h1 { font-size:31px; font-weight:800; }
.bo-sub { font-size:12.5px; color:var(--dim); margin-top:5px; }
.bo-eyebrow { display:inline-flex; align-items:center; gap:8px; font-size:11px; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:var(--sky); margin-bottom:8px; }
.bo-eyebrow::before { content:""; width:6px; height:6px; border-radius:50%; background:var(--sky); box-shadow:0 0 12px 2px var(--sky); }
.bo-grid { display:grid; gap:16px; }
.bo-grid--kpi { grid-template-columns:repeat(auto-fit,minmax(228px,1fr)); }
.bo-grid--panels { grid-template-columns:repeat(auto-fit,minmax(400px,1fr)); }
.bo-span-all { grid-column:1/-1; }
.bo-muted { color:var(--muted); }
.bo-dim { color:var(--dim); }

/* ---------- top bar ---------- */
.bo-topbar { position:sticky; top:0; z-index:30; display:flex; align-items:center; gap:14px; height:var(--topbar-h); padding:0 20px; background:var(--chrome); border-bottom:1px solid var(--line); }
.bo-brand { display:flex; align-items:center; gap:9px; }
.bo-brand img { width:26px; height:26px; border-radius:8px; }
.bo-brand__name { font-family:var(--font-display); font-weight:800; font-size:15.5px; letter-spacing:-.01em; }
.bo-topbar__spacer { margin-right:auto; display:flex; align-items:center; gap:14px; }
.bo-env { display:inline-flex; align-items:center; gap:6px; border-radius:var(--r-pill); padding:4px 11px; font-size:10.5px; font-weight:600; letter-spacing:.1em; }
.bo-env::before { content:""; width:6px; height:6px; border-radius:50%; }
.bo-env--live { color:#fff; padding-left:9px; background:linear-gradient(180deg,#1c73d4,var(--blue)); box-shadow:0 8px 22px -10px rgba(21,101,192,.8), inset 0 1px 0 rgba(255,255,255,.22); }
.bo-env--live::before { background:#fff; animation:bo-pulse 2.4s ease-in-out infinite; }
.bo-env--dev { color:var(--yellow); background:var(--warn-bg); border:1px solid var(--line-2); }
.bo-env--dev::before { display:none; }
.bo-search { display:flex; align-items:center; gap:8px; height:34px; min-width:200px; padding:0 12px; border-radius:var(--r-pill); background:var(--field); border:1px solid var(--line); color:var(--dim); font:inherit; font-size:12.5px; cursor:pointer; }
.bo-search kbd { margin-left:auto; font:inherit; font-size:10px; padding:1px 6px; border-radius:5px; border:1px solid var(--line-2); }
.bo-iconbtn { position:relative; display:inline-flex; align-items:center; justify-content:center; width:34px; height:34px; border-radius:var(--r-pill); background:var(--field); border:1px solid var(--line); color:var(--muted); cursor:pointer; }
.bo-iconbtn:hover { color:var(--text); border-color:var(--line-2); }
.bo-iconbtn__count { position:absolute; top:-3px; right:-3px; min-width:17px; height:17px; padding:0 4px; display:grid; place-items:center; border-radius:var(--r-pill); background:var(--red); color:#fff; font-size:9.5px; font-weight:600; border:2px solid var(--chrome); }
.bo-user { display:flex; align-items:center; gap:10px; padding-left:12px; border-left:1px solid var(--line); }
.bo-avatar { width:30px; height:30px; border-radius:var(--r-pill); display:grid; place-items:center; font-family:var(--font-display); font-weight:700; font-size:11.5px; color:#fff; background:linear-gradient(150deg,var(--sky),var(--blue)); }
.bo-user__name { font-family:var(--font-display); font-weight:700; font-size:12.5px; }
.bo-user__role { font-size:11px; color:var(--dim); }

/* ---------- notifications ---------- */
.bo-popover { position:absolute; top:calc(var(--topbar-h) + 6px); right:20px; z-index:40; width:352px; border-radius:var(--r-card); background:var(--sheet); backdrop-filter:blur(14px); border:1px solid var(--line-2); box-shadow:0 28px 60px -24px rgba(0,0,0,.7); overflow:hidden; }
.bo-popover__head { display:flex; align-items:center; justify-content:space-between; padding:13px 16px; border-bottom:1px solid var(--line); font-family:var(--font-display); font-weight:700; font-size:13px; }
.bo-notif { display:flex; gap:11px; padding:13px 16px; border-bottom:1px solid var(--line); }
.bo-notif:last-child { border-bottom:0; }
.bo-notif--read { opacity:.55; }
.bo-notif__dot { width:7px; height:7px; border-radius:50%; margin-top:6px; flex:none; background:var(--gray); }
.bo-notif--danger .bo-notif__dot { background:var(--red); }
.bo-notif--warn .bo-notif__dot { background:var(--yellow); }
.bo-notif__time { font-size:11px; color:var(--dim); margin-top:3px; }

/* ---------- side nav ---------- */
.bo-nav { width:var(--nav-w); flex:none; background:var(--chrome); border-right:1px solid var(--line); padding:16px 12px; display:flex; flex-direction:column; gap:3px; }
.bo-nav__label { font-size:10px; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:var(--dim); padding:2px 10px 8px; }
.bo-nav__item { display:flex; align-items:center; gap:10px; width:100%; padding:9px 11px; border-radius:var(--r-ctl); border:1px solid transparent; background:none; color:var(--muted); font:inherit; font-size:13.5px; text-align:left; cursor:pointer; }
.bo-nav__item:hover { background:var(--hover); color:var(--text); }
.bo-nav__item--active { background:var(--field); border-color:var(--line-2); color:var(--text); font-family:var(--font-display); font-weight:700; box-shadow:inset 2px 0 0 var(--sky); }
.bo-nav__sub { display:flex; flex-direction:column; gap:1px; padding-left:26px; }
.bo-nav__sub .bo-nav__item { font-size:12.5px; padding:5px 10px; }
.bo-nav__count { margin-left:auto; font-size:10.5px; font-weight:600; padding:1px 7px; border-radius:var(--r-pill); background:var(--danger-bg); color:var(--danger-fg); }
.bo-nav__foot { margin-top:auto; display:flex; flex-direction:column; gap:6px; }
.bo-synccard { border-radius:12px; border:1px solid var(--line); background:var(--card); padding:12px 13px; margin-top:6px; font-size:11px; color:var(--dim); }
.bo-synccard strong { display:block; font-weight:400; font-size:11.5px; color:var(--muted); margin-top:4px; }
.bo-synccard::before { content:""; display:inline-block; width:6px; height:6px; border-radius:50%; background:var(--lime); margin-right:7px; }

/* ---------- cards & KPI ---------- */
.bo-card { border-radius:var(--r-card); background:var(--card); border:1px solid var(--line); padding:20px 22px 22px; }
.bo-card--danger { border-top:2px solid var(--red); }
.bo-card--warn { border-top:2px solid var(--yellow); }
.bo-card__head { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:14px; }
.bo-card__title { font-size:15px; font-weight:700; }
.bo-card__note { font-size:11px; color:var(--dim); }
.bo-card__lede { font-size:12.5px; color:var(--dim); margin:6px 0 18px; max-width:76ch; }
.bo-kpi { padding:18px 20px 20px; }
.bo-kpi__head { display:flex; align-items:center; justify-content:space-between; gap:10px; }
.bo-kpi__label { font-size:11px; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:var(--dim); }
.bo-kpi--danger .bo-kpi__label { color:var(--danger-fg); }
.bo-kpi--warn .bo-kpi__label { color:var(--warn-fg); }
.bo-kpi__icon { width:30px; height:30px; border-radius:var(--r-ctl); display:grid; place-items:center; flex:none; background:var(--info-bg); color:var(--sky); }
.bo-kpi--ok .bo-kpi__icon { background:rgba(0,137,121,.2); color:#2fd9c4; }
.bo-kpi--danger .bo-kpi__icon { background:var(--danger-bg); color:var(--danger-fg); }
.bo-kpi--warn .bo-kpi__icon { background:var(--warn-bg); color:var(--warn-fg); }
.bo-kpi__value { font-family:var(--font-display); font-weight:800; font-size:33px; letter-spacing:-.02em; margin-top:14px; font-variant-numeric:tabular-nums; }
.bo-kpi__values { display:flex; align-items:baseline; gap:10px; margin-top:14px; }
.bo-kpi__values .bo-kpi__value { margin:0; }
.bo-kpi__second { font-family:var(--font-display); font-weight:700; font-size:17px; font-variant-numeric:tabular-nums; color:var(--danger-fg); }
.bo-kpi__meta { margin-top:7px; font-size:11.5px; color:var(--dim); }
.bo-delta--up { color:var(--ok-fg); font-weight:500; }
.bo-delta--down { color:var(--danger-fg); font-weight:500; }

/* ---------- tables & money ---------- */
.bo-table { width:100%; border-collapse:collapse; }
.bo-table th { font-family:var(--font-display); font-weight:600; font-size:10.5px; letter-spacing:.1em; text-transform:uppercase; color:var(--dim); text-align:left; padding:0 0 9px; border-bottom:1px solid var(--line); }
.bo-table td { padding:11px 0; font-size:13.5px; border-bottom:1px solid var(--line); }
.bo-table tbody tr:last-child td { border-bottom:0; }
.bo-table tbody tr:hover td { background:var(--hover); }
.bo-table .bo-num, .bo-table th.bo-num { text-align:right; font-variant-numeric:tabular-nums; }
.bo-money { font-variant-numeric:tabular-nums; }
.bo-money__vat { color:var(--dim); font-weight:400; font-family:var(--font); }
.bo-money--total { font-family:var(--font-display); font-weight:700; }
.bo-money--total .bo-money__vat { display:block; font-size:10.5px; }
.bo-cardfoot { display:flex; justify-content:space-between; align-items:baseline; gap:16px; font-size:12px; color:var(--dim); border-top:1px solid var(--line); margin-top:14px; padding-top:12px; }
.bo-cardfoot strong { color:var(--text); font-family:var(--font-display); font-weight:700; font-variant-numeric:tabular-nums; }
.bo-stripe { display:inline-flex; align-items:center; gap:7px; font-size:12.5px; font-weight:500; padding:9px 16px; border-radius:var(--r-pill); background:var(--field); border:1px solid var(--line-2); color:var(--muted); }
.bo-stripe:hover { color:var(--text); border-color:var(--sky); }
.bo-stripe--sm { padding:0; border:0; background:none; font-size:11.5px; color:var(--sky); }

/* ---------- tags ---------- */
.bo-tag { display:inline-flex; align-items:center; padding:4px 11px; border-radius:var(--r-pill); font-size:11.5px; font-weight:500; background:var(--neutral-bg); color:var(--neutral-fg); }
.bo-tag--ok { background:var(--ok-bg); color:var(--ok-fg); }
.bo-tag--info { background:var(--info-bg); color:var(--info-fg); }
.bo-tag--warn { background:var(--warn-bg); color:var(--warn-fg); }
.bo-tag--danger { background:var(--danger-bg); color:var(--danger-fg); }
.bo-tag--outline { background:none; border:1px solid var(--line-2); color:var(--dim); }
.bo-tag--void { text-decoration:line-through; }
.bo-tag--sm { padding:3px 10px; font-size:11px; }
.bo-taggroup { display:flex; flex-wrap:wrap; gap:7px; }

/* ---------- buttons ---------- */
.bo-btn { display:inline-flex; align-items:center; gap:8px; border-radius:var(--r-pill); font-family:var(--font); font-weight:500; font-size:13.5px; padding:10px 20px; border:1px solid transparent; background:none; color:var(--text); cursor:pointer; text-decoration:none; }
.bo-btn--primary { color:#fff; background:linear-gradient(180deg,#1c73d4,var(--blue)); box-shadow:0 10px 26px -12px rgba(21,101,192,.85), inset 0 1px 0 rgba(255,255,255,.22); }
.bo-btn--primary:hover { color:#fff; filter:brightness(1.08); }
.bo-btn--secondary { background:var(--field); border-color:var(--line-2); }
.bo-btn--secondary:hover { border-color:var(--sky); }
.bo-btn--ghost { color:var(--muted); }
.bo-btn--ghost:hover { color:var(--text); background:var(--hover); }
.bo-btn--money { color:var(--danger-fg); background:var(--danger-bg); border-color:var(--line-2); }
.bo-btn--money:hover { color:var(--danger-fg); border-color:var(--red); }
.bo-btn[disabled], .bo-btn--locked { opacity:.45; cursor:not-allowed; pointer-events:none; }
.bo-btnrow { display:flex; flex-wrap:wrap; gap:11px; align-items:center; }

/* ---------- bars ---------- */
.bo-barrow { display:grid; grid-template-columns:minmax(88px,140px) minmax(60px,1fr) 84px; align-items:center; gap:12px; font-size:13px; }
.bo-barrow + .bo-barrow { margin-top:13px; }
.bo-bar { position:relative; height:8px; border-radius:var(--r-pill); background:var(--track); }
.bo-bar__fill { display:block; height:100%; border-radius:var(--r-pill); background:linear-gradient(90deg,var(--blue),var(--sky)); }
.bo-bar__fill--teal { background:linear-gradient(90deg,#00776a,#00c9ab); }
.bo-bar__fill--warn { background:linear-gradient(90deg,var(--orange),var(--yellow)); }
.bo-bar--lg, .bo-bar--lg .bo-bar__fill { height:10px; }
.bo-bar__marker { position:absolute; top:-4px; bottom:-4px; width:2px; border-radius:2px; background:var(--text); opacity:.55; }

/* ---------- alerts / empty ---------- */
.bo-alert { display:flex; align-items:center; gap:11px; border-radius:12px; border:1px solid var(--line); padding:15px 17px; font-size:13px; color:var(--muted); }
.bo-alert--ok { background:var(--ok-bg); }
.bo-alert--warn { display:block; background:var(--warn-bg); border-color:var(--line-2); }
.bo-alert__head { display:flex; align-items:baseline; justify-content:space-between; gap:12px; flex-wrap:wrap; }
.bo-alert__title { font-family:var(--font-display); font-weight:700; font-size:14px; color:var(--text); }
.bo-alert__pct { font-family:var(--font-display); font-weight:800; font-size:19px; color:var(--warn-fg); font-variant-numeric:tabular-nums; text-align:right; }
.bo-alert__foot { display:flex; justify-content:space-between; gap:12px; font-size:11px; color:var(--dim); margin-top:8px; }
.bo-empty { border-radius:12px; border:1px dashed var(--line-2); padding:28px 24px; display:flex; flex-direction:column; align-items:flex-start; gap:7px; }
.bo-empty__icon { width:38px; height:38px; border-radius:12px; display:grid; place-items:center; background:var(--info-bg); color:var(--sky); margin-bottom:4px; }
.bo-empty__title { font-family:var(--font-display); font-weight:700; font-size:17px; }
.bo-empty p { font-size:13px; color:var(--dim); max-width:44ch; margin:0; }
.bo-empty .bo-btn { margin-top:12px; }

/* Forms (bo-input et al.) — added C2.1 for the customer create/edit screens */
.bo-card--form { max-width:640px; }
.bo-field { margin-bottom:18px; }
.bo-label { display:flex; align-items:baseline; gap:8px; font-family:var(--font-display); font-weight:600; font-size:13px; margin-bottom:7px; }
.bo-optional { font-family:var(--font); font-weight:400; font-size:11px; color:var(--dim); }
.bo-input { width:100%; padding:10px 13px; border-radius:var(--r-ctl); background:var(--field); border:1px solid var(--line-2); color:var(--text); font:inherit; font-size:13.5px; }
.bo-input:focus { outline:none; border-color:var(--sky); }
.bo-input::placeholder { color:var(--dim); }
/* Dropdown options are drawn by the OS on its own surface, so they need explicit
   colours — inheriting the field's light text puts white on a white popup. */
select option, select optgroup { background-color:var(--select-pop); color:var(--select-pop-text); }
textarea.bo-input { resize:vertical; min-height:70px; }
.bo-help { font-size:11.5px; color:var(--dim); margin-top:6px; }
.bo-err { font-size:11.5px; color:var(--danger-fg); margin-top:6px; }
.bo-formactions { display:flex; justify-content:flex-end; gap:10px; margin-top:8px; }
.bo-formsection { margin-bottom:22px; }
.bo-formsection__title { font-family:var(--font-display); font-weight:700; font-size:11px; letter-spacing:.08em; text-transform:uppercase; color:var(--muted); padding-bottom:10px; margin-bottom:14px; border-bottom:1px solid var(--line); }
.bo-btn--sm { padding:6px 13px; font-size:12px; }
.bo-uactions { display:flex; gap:8px; justify-content:flex-end; }
.bo-uactions form { margin:0; }

/* Bulk select in a table (contacts) — C2.1+ */
.bo-checkcell { width:34px; }
.bo-check { width:16px; height:16px; margin:0; accent-color:var(--blue); cursor:pointer; vertical-align:middle; }
.bo-bulkbar { display:flex; align-items:center; justify-content:flex-end; gap:12px; font-size:12px; padding-bottom:12px; }

/* ---------- modal ---------- */
.bo-backdrop { position:fixed; inset:0; z-index:60; display:grid; place-items:center; padding:24px; background:rgba(6,9,13,.62); backdrop-filter:blur(4px); }
.bo-modal { width:min(470px,100%); border-radius:16px; background:var(--sheet); border:1px solid var(--line-2); box-shadow:0 40px 90px -30px rgba(0,0,0,.8); overflow:hidden; }
.bo-modal__head { padding:20px 22px 16px; border-bottom:1px solid var(--line); }
.bo-modal__kicker { display:inline-flex; align-items:center; gap:7px; font-size:10.5px; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:var(--danger-fg); margin-bottom:9px; }
.bo-modal__kicker::before { content:""; width:6px; height:6px; border-radius:50%; background:var(--red); }
.bo-modal__title { font-family:var(--font-display); font-weight:800; font-size:20px; letter-spacing:-.015em; }
.bo-modal__body { padding:18px 22px; font-size:13px; display:flex; flex-direction:column; gap:11px; }
.bo-modal__row { display:flex; justify-content:space-between; gap:16px; }
.bo-modal__row--total { border-top:1px solid var(--line); padding-top:12px; }
.bo-modal__row dt, .bo-modal__row span:first-child { color:var(--dim); }
.bo-modal__actions { display:flex; justify-content:flex-end; gap:10px; padding:16px 22px; border-top:1px solid var(--line); background:var(--field); }

/* ---------- responsive ---------- */
@media (max-width:900px) {
  .bo-nav { position:fixed; left:0; top:var(--topbar-h); bottom:0; z-index:35; transform:translateX(-100%); transition:transform .18s ease; }
  .bo-nav.is-open { transform:none; }
  .bo-search { display:none; }
}