/* ============================================================
   Being Digital Invoice Manager — UI
   Themeable (light/dark) + dynamic brand color. Glassmorphic.
   Default brand: #D63437. Accent vars are overridden at runtime
   by an inline <style id="brand-vars"> injected from settings.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Brand accent (overridable from Settings) */
  --accent:       #D63437;
  --accent-2:     #a8262a;
  --accent-soft:  rgba(214,52,55,.12);
  --accent-glow:  rgba(214,52,55,.34);

  /* Sidebar ink (constant in both themes) */
  --ink:          #14110f;
  --ink-2:        #1c1815;
  --ink-soft:     #251f1c;

  /* LIGHT THEME surfaces */
  --bg:           #f1ede9;
  --bg-2:         #e9e3dd;
  --surface:      #ffffff;
  --surface-2:    #faf8f6;
  --surface-glass: rgba(255,255,255,.72);
  --line:         #e7ddd6;
  --line-soft:    #f1ebe6;
  --text:         #1d1714;
  --text-soft:    #756a63;
  --text-faint:   #a99e96;

  --ok:           #16a34a; --ok-soft:     rgba(22,163,74,.12);
  --warn:         #d97706; --warn-soft:   rgba(217,119,6,.12);
  --danger:       #dc2626; --danger-soft: rgba(220,38,38,.12);
  --info:         #2563eb; --info-soft:   rgba(37,99,235,.12);

  --r-sm: 10px; --r: 16px; --r-lg: 22px;

  --shadow-sm:  0 1px 2px rgba(20,17,15,.06), 0 2px 6px rgba(20,17,15,.05);
  --shadow:     0 4px 14px rgba(20,17,15,.07), 0 12px 32px rgba(20,17,15,.08);
  --shadow-lg:  0 8px 24px rgba(20,17,15,.10), 0 24px 60px rgba(20,17,15,.14);
  --shadow-accent: 0 8px 24px var(--accent-glow);

  --sidebar-w: 256px;

  color-scheme: light;
}

/* ---------- DARK THEME ---------- */
[data-theme="dark"] {
  --bg:           #14110f;
  --bg-2:         #0f0d0b;
  --surface:      #1d1916;
  --surface-2:    #221d1a;
  --surface-glass: rgba(33,28,25,.66);
  --line:         #312a26;
  --line-soft:    #281f1c;
  --text:         #f3ede9;
  --text-soft:    #b3a79f;
  --text-faint:   #7a6f68;

  --ok-soft:     rgba(22,163,74,.18);
  --warn-soft:   rgba(217,119,6,.18);
  --danger-soft: rgba(220,38,38,.18);
  --info-soft:   rgba(37,99,235,.20);
  --accent-soft: rgba(214,52,55,.18);

  --shadow-sm:  0 1px 2px rgba(0,0,0,.4);
  --shadow:     0 6px 20px rgba(0,0,0,.45);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.55);

  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 100% -10%, var(--accent-soft), transparent 60%),
    radial-gradient(900px 500px at -5% 110%, var(--accent-soft), transparent 55%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  font-size: 14px; line-height: 1.5;
  transition: background .3s, color .3s;
}

h1,h2,h3,h4 { font-family: 'Sora', sans-serif; letter-spacing: -.01em; }
a { color: inherit; text-decoration: none; }
.num { font-variant-numeric: tabular-nums; }

/* ============================================================ SHELL */
.app { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w); flex-shrink: 0;
  position: sticky; top: 0; align-self: flex-start; height: 100vh;
  padding: 22px 16px;
  background: linear-gradient(180deg, var(--ink), var(--ink-2) 60%, var(--ink-soft));
  color: #d6cdc7; display: flex; flex-direction: column; gap: 6px; z-index: 40;
}
.brand { display: flex; align-items: center; gap: 11px; padding: 6px 10px 20px; }
.brand-mark {
  width: 38px; height: 38px; border-radius: 11px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center;
  font-family: 'Sora'; font-weight: 800; color: #fff; font-size: 18px;
  box-shadow: var(--shadow-accent); overflow: hidden;
}
.brand-mark img { width: 100%; height: 100%; object-fit: contain; }
.brand-text b { font-family: 'Sora'; font-weight: 700; color: #fff; font-size: 15px; display: block; line-height: 1.1; }
.brand-text span { font-size: 10.5px; color: #9b8f88; letter-spacing: .04em; }

.nav-label { font-size: 10px; text-transform: uppercase; letter-spacing: .14em; color: #8a7d76; padding: 16px 12px 6px; font-weight: 600; }
.nav-item {
  display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--r-sm);
  color: #c3b8b1; font-weight: 500; font-size: 13.5px; cursor: pointer;
  transition: background .16s, color .16s;
}
.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; opacity: .9; }
.nav-item:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav-item.active {
  background: linear-gradient(135deg, var(--accent-soft), rgba(255,255,255,.04));
  color: #fff; box-shadow: inset 0 0 0 1px var(--accent-glow);
}
.nav-item.active svg { opacity: 1; color: var(--accent); }

.sidebar-foot { margin-top: auto; border-top: 1px solid rgba(255,255,255,.08); padding-top: 14px; display: flex; align-items: center; gap: 11px; }
.avatar { width: 34px; height: 34px; border-radius: 50%; background: linear-gradient(135deg, var(--accent-2), var(--accent)); display: grid; place-items: center; color: #fff; font-weight: 700; font-family: 'Sora'; font-size: 13px; flex-shrink: 0; }
.sidebar-foot .who b { color: #fff; font-size: 12.5px; display: block; }
.sidebar-foot .who span { color: #968a83; font-size: 10.5px; }
.sidebar-foot a.logout { margin-left: auto; color: #968a83; padding: 6px; border-radius: 8px; transition: color .15s, background .15s; }
.sidebar-foot a.logout:hover { color: #fff; background: rgba(255,255,255,.07); }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 16px;
  padding: 16px 30px; background: var(--surface-glass);
  backdrop-filter: blur(16px) saturate(160%); -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--line);
}
.topbar h1 { font-size: 19px; font-weight: 700; }
.topbar .crumb { font-size: 12px; color: var(--text-faint); margin-top: 1px; }
.topbar .spacer { flex: 1; }

.theme-toggle {
  width: 40px; height: 40px; border-radius: 11px; border: 1px solid var(--line);
  background: var(--surface); color: var(--text-soft); cursor: pointer;
  display: grid; place-items: center; transition: all .15s; flex-shrink: 0;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }
.theme-toggle svg { width: 19px; height: 19px; }
.theme-toggle .moon { display: none; }
[data-theme="dark"] .theme-toggle .sun { display: none; }
[data-theme="dark"] .theme-toggle .moon { display: block; }

.menu-toggle { display: none; width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface); align-items: center; justify-content: center; cursor: pointer; color: var(--text); }
.content { padding: 30px; max-width: 1320px; width: 100%; }

/* ============================================================ PRIMITIVES */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow-sm); }
.card.glass { background: var(--surface-glass); backdrop-filter: blur(14px) saturate(150%); -webkit-backdrop-filter: blur(14px) saturate(150%); box-shadow: var(--shadow); }
.card-pad { padding: 22px 24px; }
.card-hd { padding: 18px 24px; border-bottom: 1px solid var(--line-soft); display: flex; align-items: center; gap: 12px; }
.card-hd h3 { font-size: 15px; font-weight: 600; }
.card-hd .spacer { flex: 1; }

.grid { display: grid; gap: 20px; }
.g-4 { grid-template-columns: repeat(4, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
.g-2 { grid-template-columns: repeat(2, 1fr); }

.stat { position: relative; overflow: hidden; padding: 20px 22px; border-radius: var(--r); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: transform .2s, box-shadow .2s; }
.stat:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.stat::after { content:''; position:absolute; right:-30px; top:-30px; width: 110px; height: 110px; border-radius: 50%; background: radial-gradient(circle, var(--accent-soft), transparent 70%); }
.stat .ic { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; margin-bottom: 14px; background: var(--accent-soft); color: var(--accent); }
.stat .ic svg { width: 20px; height: 20px; }
.stat .label { font-size: 12px; color: var(--text-soft); font-weight: 500; }
.stat .value { font-family: 'Sora'; font-size: 26px; font-weight: 700; margin-top: 3px; letter-spacing: -.02em; }
.stat.ok .ic { background: var(--ok-soft); color: var(--ok); }
.stat.warn .ic { background: var(--warn-soft); color: var(--warn); }
.stat.info .ic { background: var(--info-soft); color: var(--info); }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: var(--r-sm); font-family: 'Plus Jakarta Sans'; font-weight: 600; font-size: 13px; border: 1px solid transparent; cursor: pointer; transition: transform .14s, box-shadow .14s, background .14s, border-color .14s, color .14s; white-space: nowrap; }
.btn svg { width: 16px; height: 16px; }
.btn:active { transform: scale(.97); }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; box-shadow: var(--shadow-accent); }
.btn-primary:hover { box-shadow: 0 10px 30px var(--accent-glow); transform: translateY(-1px); }
.btn-ghost { background: var(--surface); border-color: var(--line); color: var(--text); box-shadow: var(--shadow-sm); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-danger { background: var(--danger-soft); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-sm { padding: 7px 12px; font-size: 12px; }
.btn-icon { padding: 8px; }

.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12px; font-weight: 600; color: var(--text-soft); margin-bottom: 6px; }
.input, .textarea, .select {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: var(--r-sm);
  font-family: 'Plus Jakarta Sans'; font-size: 13.5px; color: var(--text);
  background: var(--surface); transition: border-color .15s, box-shadow .15s;
}
.input:focus, .textarea:focus, .select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.textarea { resize: vertical; min-height: 88px; line-height: 1.55; }
.row { display: flex; gap: 16px; }
.row > * { flex: 1; }

.table-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; }
table.tbl th { text-align: left; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--text-faint); padding: 12px 16px; border-bottom: 1px solid var(--line); }
table.tbl td { padding: 15px 16px; border-bottom: 1px solid var(--line-soft); font-size: 13.5px; }
table.tbl tr:last-child td { border-bottom: none; }
table.tbl tbody tr { transition: background .13s; }
table.tbl tbody tr:hover { background: var(--accent-soft); }
.cell-strong { font-weight: 600; }
.cell-sub { font-size: 12px; color: var(--text-soft); }

.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.badge::before { content:''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge.draft { background: var(--line-soft); color: var(--text-soft); }
.badge.sent { background: var(--info-soft); color: var(--info); }
.badge.paid { background: var(--ok-soft); color: var(--ok); }
.badge.overdue { background: var(--danger-soft); color: var(--danger); }
.badge.quote { background: var(--warn-soft); color: var(--warn); }

.empty { text-align: center; padding: 60px 20px; color: var(--text-soft); }
.empty .ic { width: 64px; height: 64px; border-radius: 18px; margin: 0 auto 16px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; }
.empty .ic svg { width: 30px; height: 30px; }
.empty h3 { font-size: 17px; margin-bottom: 6px; color: var(--text); }
.empty p { margin-bottom: 18px; }

.flash { display: flex; align-items: center; gap: 10px; padding: 13px 18px; border-radius: var(--r-sm); margin-bottom: 22px; font-weight: 500; font-size: 13.5px; box-shadow: var(--shadow-sm); animation: slidein .35s ease; }
.flash.success { background: var(--ok-soft); color: #0f7a37; }
.flash.error { background: var(--danger-soft); color: #b91c1c; }
.flash.info { background: var(--info-soft); color: #1d4ed8; }
[data-theme="dark"] .flash.success { color: #4ade80; }
[data-theme="dark"] .flash.error { color: #f87171; }
[data-theme="dark"] .flash.info { color: #93c5fd; }
@keyframes slidein { from { opacity:0; transform: translateY(-8px);} to {opacity:1;transform:none;} }

.page-head { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.page-head .spacer { flex: 1; }
.page-head h2 { font-size: 22px; font-weight: 700; }
.page-head p { color: var(--text-soft); font-size: 13px; margin-top: 2px; }

.overlay { position: fixed; inset: 0; z-index: 100; background: rgba(20,17,15,.5); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); display: none; align-items: center; justify-content: center; padding: 20px; }
.overlay.open { display: flex; animation: fade .2s ease; }
@keyframes fade { from {opacity:0;} to {opacity:1;} }
.modal { width: 100%; max-width: 560px; max-height: 90vh; overflow-y: auto; background: var(--surface); border-radius: var(--r-lg); box-shadow: var(--shadow-lg); animation: pop .25s cubic-bezier(.2,.9,.3,1.1); }
.modal.wide { max-width: 720px; }
@keyframes pop { from {opacity:0; transform: translateY(18px) scale(.98);} to {opacity:1;transform:none;} }
.modal-hd { display: flex; align-items: center; padding: 20px 24px; border-bottom: 1px solid var(--line-soft); }
.modal-hd h3 { font-size: 16px; }
.modal-hd .x { margin-left: auto; width: 32px; height: 32px; border-radius: 9px; border: none; background: var(--line-soft); color: var(--text-soft); cursor: pointer; font-size: 16px; transition: background .15s; }
.modal-hd .x:hover { background: var(--danger-soft); color: var(--danger); }
.modal-body { padding: 24px; }
.modal-foot { display: flex; gap: 10px; justify-content: flex-end; padding: 16px 24px; border-top: 1px solid var(--line-soft); }

.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card { width: 100%; max-width: 410px; padding: 38px 34px; background: var(--surface-glass); backdrop-filter: blur(20px) saturate(160%); -webkit-backdrop-filter: blur(20px) saturate(160%); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-lg); }
.login-card .brand { justify-content: center; padding-bottom: 8px; }
.login-card h2 { text-align: center; font-size: 21px; margin-bottom: 4px; }
.login-card .sub { text-align: center; color: var(--text-soft); margin-bottom: 26px; font-size: 13px; }
.login-card .btn-primary { width: 100%; justify-content: center; padding: 13px; margin-top: 6px; }
.login-hint { margin-top: 18px; text-align: center; font-size: 11.5px; color: var(--text-faint); }

.hint { font-size: 11.5px; color: var(--text-faint); margin-top: 5px; }
.divider { height: 1px; background: var(--line-soft); margin: 22px 0; }
.tag { display:inline-block; font-size: 11px; font-weight: 600; padding: 3px 9px; border-radius: 6px; background: var(--accent-soft); color: var(--accent); }
.muted { color: var(--text-soft); }
.checkbox { width: 17px; height: 17px; accent-color: var(--accent); cursor: pointer; }

/* segmented toggle (percent/flat/off etc) */
.seg { display: inline-flex; background: var(--line-soft); border-radius: 9px; padding: 3px; gap: 2px; }
.seg label { padding: 6px 12px; font-size: 12px; font-weight: 600; color: var(--text-soft); border-radius: 7px; cursor: pointer; transition: all .14s; }
.seg input { display: none; }
.seg input:checked + span { display: block; }
.seg label:has(input:checked) { background: var(--surface); color: var(--accent); box-shadow: var(--shadow-sm); }

/* ============================================================ RESPONSIVE */
@media (max-width: 1080px) { .g-4 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 920px) {
  .sidebar { position: fixed; left: 0; top: 0; transform: translateX(-100%); transition: transform .26s cubic-bezier(.2,.8,.2,1); box-shadow: var(--shadow-lg); }
  .sidebar.open { transform: none; }
  .menu-toggle { display: flex; }
  .g-3, .g-2 { grid-template-columns: 1fr; }
  .content { padding: 20px 16px; }
  .topbar { padding: 14px 18px; }
  .row { flex-direction: column; gap: 0; }
  .sidebar-backdrop { position: fixed; inset: 0; background: rgba(20,17,15,.45); z-index: 39; display: none; }
  .sidebar-backdrop.open { display: block; }
}
@media (max-width: 560px) {
  .g-4 { grid-template-columns: 1fr; }
  .modal-foot { flex-direction: column-reverse; }
  .modal-foot .btn { width: 100%; justify-content: center; }
}