/* ============================================================
   OVARYS — Design system (single stylesheet for every interface)
   Client · Admin (HQ) · Partner · Auth / public pages

   Sections
     1. Tokens            8. Tables & toolbars     15. Chat
     2. Base              9. Lists & items         16. Referral
     3. App shell        10. Forms                 17. Charts
     4. Topbar           11. Overlays              18. Auth pages
     5. Layout & panels  12. Toast                 19. Utilities
     6. KPIs             13. Toggle & settings     20. Responsive
     7. Pills & buttons  14. Progress ledger
   ============================================================ */

/* ============ 1. Tokens ============ */
:root{
  --bg: #F5F5F7;
  --surface: #FFFFFF;
  --surface-glass: rgba(245, 245, 247, 0.78);

  --ink: #1D1D1F;
  --ink-2: #515154;
  --ink-3: #86868B;

  --line: rgba(0, 0, 0, 0.06);
  --line-strong: rgba(0, 0, 0, 0.12);
  --hover: rgba(0, 0, 0, 0.04);

  --accent: #0066CC;
  --accent-soft: rgba(0, 102, 204, 0.10);

  --success: #34C759;  --success-ink: #1E7B34;  --success-soft: rgba(52, 199, 89, 0.12);
  --warning: #FF9500;  --warning-ink: #A35C00;  --warning-soft: rgba(255, 149, 0, 0.12);
  --danger:  #FF3B30;  --danger-ink:  #C4221A;  --danger-soft:  rgba(255, 59, 48, 0.10);
  --neutral-soft: rgba(0, 0, 0, 0.05);

  --font: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  --r-card: 24px;
  --r-md: 16px;
  --r-sm: 12px;
  --r-pill: 999px;

  --shadow: 0 4px 24px rgba(0, 0, 0, 0.04), 0 2px 8px rgba(0, 0, 0, 0.02);
  --shadow-lift: 0 12px 32px rgba(0, 0, 0, 0.08);
  --shadow-overlay: 0 24px 48px rgba(0, 0, 0, 0.14);

  --ease: cubic-bezier(0.25, 1, 0.25, 1);

  --rail-w: 260px;
  --gutter: 48px;
  --gap: 32px;
}

/* ============ 2. Base ============ */
*, *::before, *::after{ box-sizing: border-box; }
html{ -webkit-text-size-adjust: 100%; }
body{
  margin: 0;
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4{ margin: 0; font-weight: 600; letter-spacing: -.02em; color: var(--ink); }
p{ margin: 0; }
a{ color: inherit; text-decoration: none; transition: color .2s var(--ease); }
button{ font-family: inherit; cursor: pointer; }
img{ max-width: 100%; display: block; }
ul, ol{ margin: 0; padding: 0; list-style: none; }
svg{ flex-shrink: 0; }
[hidden]{ display: none !important; }
::selection{ background: rgba(0, 102, 204, 0.2); }
:focus-visible{ outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

/* Bilingual content: <span lang="fr">…</span><span lang="en">…</span>
   The <html lang> attribute (set before first paint) hides the other language. */
html[lang="fr"] body [lang="en"],
html[lang="en"] body [lang="fr"]{ display: none !important; }

/* Icons rendered by the {% icon %} template tag */
.ico{ width: 18px; height: 18px; display: inline-block; vertical-align: middle; }
.ico-sm{ width: 14px; height: 14px; }
.ico-lg{ width: 24px; height: 24px; }
.ico-xl{ width: 32px; height: 32px; }

/* ============ 3. App shell ============ */
.shell{
  display: grid;
  grid-template-columns: var(--rail-w) minmax(0, 1fr);
  min-height: 100vh;
}

.rail{
  position: sticky; top: 0;
  height: 100vh;
  display: flex; flex-direction: column;
  padding: 32px 20px 24px;
  background: var(--bg);
}
.rail-logo{ padding: 0 8px 24px; }
.rail-logo img{ width: 150px; }
.rail-logo small{ display: block; margin-top: 6px; font-size: 11px; font-weight: 600; color: var(--ink-3); letter-spacing: .06em; text-transform: uppercase; }

.rail-nav{ flex: 1; overflow-y: auto; }
.rail-label{
  padding: 20px 12px 8px;
  font-size: 11px; font-weight: 600; color: var(--ink-3);
  text-transform: uppercase; letter-spacing: .06em;
}
.rail-link{
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  font-size: 14px; font-weight: 500; color: var(--ink-2);
  transition: background .2s var(--ease), color .2s var(--ease);
}
.rail-link .ico{ opacity: .7; }
.rail-link:hover{ background: var(--hover); color: var(--ink); }
.rail-link.active{ background: var(--surface); color: var(--ink); font-weight: 600; box-shadow: 0 2px 8px rgba(0,0,0,.04); }
.rail-link.active .ico{ opacity: 1; }
.rail-badge{
  margin-left: auto;
  min-width: 20px; padding: 2px 8px;
  border-radius: var(--r-pill);
  font-size: 11px; font-weight: 600; text-align: center;
  background: var(--neutral-soft); color: var(--ink-2);
}
.rail-badge.alert{ background: var(--danger); color: #fff; }

.rail-foot{ padding-top: 20px; }
.rail-user{
  display: flex; align-items: center; gap: 12px;
  padding: 12px;
  background: var(--surface);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
}
.rail-user-meta{ flex: 1; min-width: 0; }
.rail-user-name{ font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rail-user-sub{ font-size: 11px; color: var(--ink-3); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.logout-form{ margin: 0; }
.logout-btn{
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border: none; border-radius: 50%;
  background: transparent; color: var(--ink-3);
  transition: background .2s, color .2s;
}
.logout-btn:hover{ background: var(--bg); color: var(--danger-ink); }

.avatar{
  width: 36px; height: 36px; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--bg); color: var(--ink);
  font-size: 12px; font-weight: 600;
}
.avatar-sm{ width: 28px; height: 28px; font-size: 11px; border: 1px solid var(--line-strong); background: var(--surface); }
.avatar-warning{ background: var(--warning-soft); color: var(--warning-ink); }

.rail-backdrop{
  position: fixed; inset: 0; z-index: 90;
  background: rgba(0,0,0,.25);
  opacity: 0; pointer-events: none;
  transition: opacity .25s var(--ease);
}
.rail-backdrop.show{ opacity: 1; pointer-events: auto; }

.main{ min-width: 0; display: flex; flex-direction: column; }
.content{
  flex: 1;
  width: 100%; max-width: 1440px;
  margin: 0 auto;
  padding: 32px 64px 80px;
}

/* ============ 4. Topbar ============ */
.topbar{
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 28px 64px;
  background: var(--surface-glass);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
}
.topbar-left{ display: flex; align-items: center; gap: 12px; min-width: 0; }
.topbar h1{ font-size: 24px; letter-spacing: -.03em; }
.topbar-sub{ margin-top: 4px; font-size: 14px; color: var(--ink-2); }
.topbar-actions{ display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.topbar .menu-toggle{ display: none; }

.lang-switch{
  display: flex; gap: 4px; padding: 4px;
  background: var(--surface); border-radius: var(--r-pill); box-shadow: var(--shadow);
}
.lang-switch button{
  border: none; background: transparent;
  padding: 6px 12px; border-radius: var(--r-pill);
  font-size: 12px; font-weight: 500; color: var(--ink-3);
  transition: all .2s var(--ease);
}
.lang-switch button.active{ background: var(--ink); color: #fff; font-weight: 600; }

.icon-btn{
  position: relative;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: none; border-radius: 50%;
  background: var(--surface); color: var(--ink);
  box-shadow: var(--shadow);
  transition: transform .2s var(--ease);
}
.icon-btn:hover{ transform: scale(1.05); }
.icon-btn.plain{ background: transparent; box-shadow: none; }
.icon-btn .dot{ position: absolute; top: 9px; right: 10px; width: 7px; height: 7px; border-radius: 50%; background: var(--danger); }

/* Popover (notifications) */
.popover-wrap{ position: relative; }
.popover{
  position: absolute; right: 0; top: calc(100% + 10px); z-index: 50;
  width: 360px; max-width: calc(100vw - 32px); max-height: 70vh; overflow-y: auto;
  background: var(--surface); border-radius: var(--r-md); box-shadow: var(--shadow-overlay);
  opacity: 0; transform: translateY(-6px); pointer-events: none;
  transition: opacity .2s var(--ease), transform .2s var(--ease);
}
.popover.show{ opacity: 1; transform: none; pointer-events: auto; }
.popover-head{ display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--line); }
.popover-head form{ margin: 0; }
.popover-head .link{ border: none; background: none; cursor: pointer; padding: 0; }
.popover .empty{ padding: 28px 16px; }
.notif{ display: flex; flex-direction: column; gap: 4px; padding: 12px 18px; border-bottom: 1px solid var(--line); font-size: 13px; }
.notif:last-child{ border-bottom: none; }
.notif:hover{ background: var(--bg); }
.notif.unread{ background: var(--accent-soft); }
.notif.unread .notif-text{ font-weight: 600; }
.notif-time{ font-size: 11px; color: var(--ink-3); }

/* ============ 5. Layout & panels ============ */
.page-head{
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  margin-bottom: 24px;
}
.page-head h2{ font-size: 20px; }
.page-head .actions{ display: flex; gap: 12px; flex-wrap: wrap; }

.grid-2{ display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: var(--gap); align-items: start; }
.grid-2.even{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3{ display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.stack{ display: flex; flex-direction: column; gap: var(--gap); }
.stack-sm{ display: flex; flex-direction: column; gap: 16px; }
.section{ margin-bottom: var(--gap); }

.panel{
  background: var(--surface);
  border-radius: var(--r-card);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.panel-head{
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 28px 32px 12px;
}
.panel-head h2, .panel-head h3{ font-size: 17px; }
.panel-head .sub{ font-size: 13px; color: var(--ink-3); margin-top: 2px; font-weight: 500; }
.panel-head.bordered{ padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.panel-body{ padding: 12px 32px 32px; }
.panel-body.flush{ padding: 0; }
.panel-body.list{ padding: 0 32px 16px; }
.panel[id]{ scroll-margin-top: 120px; }   /* anchors land below the sticky topbar */
.panel.soft{ background: var(--bg); box-shadow: none; border: 1px solid var(--line); }
.panel.soft .panel-body{ padding: 24px; }
.panel.dark{ background: var(--ink); color: #fff; }
.panel.dark h3{ color: #fff; }
.panel.dark p{ color: rgba(255,255,255,.65); }
.panel.dark .panel-body{ padding: 28px 32px; }

/* Inline notice (info / warning / success banners) */
.notice{
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px 20px;
  border-radius: var(--r-md);
  background: var(--surface); box-shadow: var(--shadow);
  font-size: 14px; color: var(--ink-2);
}
.notice .ico{ margin-top: 1px; color: var(--ink-3); }
.notice strong{ color: var(--ink); font-weight: 600; }
.notice.info{ background: var(--accent-soft); box-shadow: none; }
.notice.info .ico{ color: var(--accent); }
.notice.warning{ background: var(--warning-soft); box-shadow: none; }
.notice.warning .ico{ color: var(--warning-ink); }
.notice.success{ background: var(--success-soft); box-shadow: none; }
.notice.success .ico{ color: var(--success-ink); }
.notice.danger{ background: var(--danger-soft); box-shadow: none; color: var(--danger-ink); }
.notice.danger .ico{ color: var(--danger-ink); }

/* ============ 6. KPIs ============ */
.kpis{ display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 20px; margin-bottom: var(--gap); }
.kpi{
  display: flex; flex-direction: column; gap: 8px;
  padding: 22px 24px;
  background: var(--surface); border-radius: var(--r-card); box-shadow: var(--shadow);
}
.kpi-label{ font-size: 13px; font-weight: 500; color: var(--ink-2); }
.kpi-line{ display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.kpi-value{ font-size: 28px; font-weight: 600; letter-spacing: -.03em; line-height: 1.1; }
.kpi-value .unit{ font-size: 14px; font-weight: 500; color: var(--ink-3); letter-spacing: 0; }
.kpi-value.warning{ color: var(--warning-ink); }
.kpi-value.danger{ color: var(--danger-ink); }
.kpi-value.accent{ color: var(--accent); }
a.kpi-value:hover{ text-decoration: underline; }
.kpi-sub{ font-size: 13px; color: var(--ink-3); font-weight: 500; }
.delta{
  display: inline-flex; align-items: center; gap: 3px;
  padding: 3px 8px; border-radius: 6px;
  font-size: 12px; font-weight: 600;
}
.delta.up{ color: var(--success-ink); background: var(--success-soft); }
.delta.down{ color: var(--danger-ink); background: var(--danger-soft); }

/* ============ 7. Pills & buttons ============ */
.pill{
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 11px;
  border-radius: var(--r-pill);
  font-size: 12px; font-weight: 600; white-space: nowrap;
  background: var(--neutral-soft); color: var(--ink-2);
}
.pill .dot{ width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.pill-lg{ padding: 7px 14px; }
.pill-xs{ padding: 2px 8px; font-size: 10px; }
.pill-dark{ background: var(--ink); color: #fff; }
.pill-success{ background: var(--success-soft); color: var(--success-ink); }
.pill-warning{ background: var(--warning-soft); color: var(--warning-ink); }
.pill-danger{ background: var(--danger-soft); color: var(--danger-ink); }
.pill-info{ background: var(--accent-soft); color: var(--accent); }
.pill-outline{ background: transparent; border: 1px solid var(--line-strong); }

.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px;
  border: none; border-radius: var(--r-pill);
  font-size: 14px; font-weight: 600; line-height: 1.2; white-space: nowrap;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.btn-primary{ background: var(--ink); color: #fff; box-shadow: 0 4px 14px rgba(0,0,0,.1); }
.btn-primary:hover{ transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,0,0,.15); }
.btn-ghost{ background: var(--bg); color: var(--ink); }
.btn-ghost:hover{ background: #E8E8ED; }
.btn-surface{ background: var(--surface); color: var(--ink); box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.btn-surface:hover{ box-shadow: 0 4px 14px rgba(0,0,0,.08); }
.btn-light{ background: #fff; color: var(--ink); }
.btn-glass{ background: rgba(255,255,255,.12); color: #fff; }
.btn-glass:hover{ background: rgba(255,255,255,.2); }
.btn-success{ background: var(--success-soft); color: var(--success-ink); }
.btn-success:hover{ background: rgba(52,199,89,.2); }
.btn-danger{ background: var(--danger-soft); color: var(--danger-ink); }
.btn-sm{ padding: 8px 14px; font-size: 13px; }
.btn-lg{ padding: 17px 28px; font-size: 15px; }
.btn-block{ width: 100%; }
.btn-icon{ width: 32px; height: 32px; padding: 0; border-radius: 50%; background: transparent; color: var(--ink-3); }
.btn-icon:hover{ background: var(--bg); color: var(--ink); }
.btn-icon.danger:hover{ color: var(--danger-ink); background: var(--danger-soft); }
.btn[disabled]{ opacity: .5; pointer-events: none; }

.link{ color: var(--accent); font-weight: 600; font-size: 13px; }
.link:hover{ text-decoration: underline; }

/* ============ 8. Tables & toolbars ============ */
.table-wrap{ overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table{ width: 100%; border-collapse: collapse; }
.table th{
  padding: 14px 24px;
  text-align: left; white-space: nowrap;
  font-size: 11px; font-weight: 600; color: var(--ink-3);
  text-transform: uppercase; letter-spacing: .05em;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.table td{
  padding: 15px 24px;
  font-size: 14px; font-weight: 500;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
  vertical-align: middle;
}
.table.plain th{ background: transparent; }
.table tbody tr:last-child td{ border-bottom: none; }
.table tbody tr:hover td{ background: var(--bg); }
.table tr.clickable{ cursor: pointer; }
.table .right{ text-align: right; }
.table .center{ text-align: center; }
.table .wrap{ white-space: normal; }
.table .actions{ display: flex; gap: 8px; justify-content: flex-end; }
.cell-user{ display: inline-flex; align-items: center; gap: 12px; font-weight: 600; }
.table-empty td{ text-align: center; color: var(--ink-3); padding: 40px 24px; }

.table-foot{
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 14px 24px;
  border-top: 1px solid var(--line);
  font-size: 13px; font-weight: 500; color: var(--ink-3);
}
.pager{ display: flex; gap: 6px; }
.pager .btn{ min-width: 34px; padding: 7px 10px; }

.toolbar{ display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; }
.toolbar .spacer{ flex: 1; }
.search{
  display: flex; align-items: center; gap: 10px;
  flex: 1 1 260px; max-width: 360px;
  padding: 10px 16px;
  background: var(--surface);
  border: 1px solid var(--line-strong); border-radius: var(--r-pill);
  transition: border-color .2s, box-shadow .2s;
}
.search:focus-within{ border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.search .ico{ color: var(--ink-3); width: 16px; height: 16px; }
.search input{ flex: 1; min-width: 0; border: none; outline: none; background: transparent; font: inherit; font-size: 14px; color: var(--ink); }
.chip{
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px;
  background: var(--surface);
  border: 1px solid var(--line-strong); border-radius: var(--r-pill);
  font-size: 13px; font-weight: 600; color: var(--ink-2);
  transition: all .2s var(--ease);
}
.chip:hover{ border-color: var(--ink); color: var(--ink); }
.chip.active{ background: var(--ink); border-color: var(--ink); color: #fff; box-shadow: 0 4px 12px rgba(0,0,0,.1); }
.chip .count{ font-size: 11px; opacity: .7; }

/* Segmented control (tabs, level switchers) */
.segmented{
  display: inline-flex; gap: 4px; padding: 4px;
  background: var(--bg); border-radius: var(--r-pill);
  max-width: 100%; overflow-x: auto;
}
.segmented button{
  flex: 1;
  padding: 7px 16px;
  border: none; border-radius: var(--r-pill);
  background: transparent;
  font-size: 13px; font-weight: 600; color: var(--ink-2); white-space: nowrap;
  transition: all .2s var(--ease);
}
.segmented button:hover{ background: var(--hover); }
.segmented button.active{ background: var(--ink); color: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.1); }
.segmented a.btn{ border-radius: var(--r-pill); box-shadow: none; }
.segmented.block{ display: flex; width: 100%; margin-bottom: 24px; }

/* Key / value rows */
.kv-row{
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.kv-row:last-child{ border-bottom: none; }
.kv-key{ color: var(--ink-2); flex-shrink: 0; }
.kv-val{ font-weight: 600; text-align: right; min-width: 0; overflow-wrap: anywhere; }
.kv-val.light{ font-weight: 500; }

/* ============ 9. Lists & items ============ */
.item{
  display: flex; align-items: center; gap: 16px;
  padding: 16px 32px;
  border-bottom: 1px solid var(--line);
}
.item:last-child{ border-bottom: none; }
.item.compact{ padding: 14px 0; }
.item-icon{
  width: 40px; height: 40px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-sm);
  background: var(--bg); color: var(--ink-2);
}
.item-icon.warning{ background: var(--warning-soft); color: var(--warning-ink); }
.item-icon.success{ background: var(--success-soft); color: var(--success-ink); }
.item-icon.danger{ background: var(--danger-soft); color: var(--danger-ink); }
.item-body{ flex: 1; min-width: 0; }
.item-title{ font-size: 14px; font-weight: 600; }
.item-sub{ margin-top: 2px; font-size: 12px; color: var(--ink-3); overflow-wrap: anywhere; }
.item-aside{ display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.item-time{ font-size: 12px; color: var(--ink-3); white-space: nowrap; }

.empty{ padding: 48px 24px; text-align: center; }
.empty .ico{ color: var(--ink-3); margin: 0 auto 16px; display: block; }
.empty h3{ font-size: 15px; margin-bottom: 6px; }
.empty p{ max-width: 42ch; margin: 0 auto; font-size: 13px; color: var(--ink-3); }

.check-list{ display: flex; flex-direction: column; gap: 10px; font-size: 13px; color: var(--ink-2); }
.check-list li{ display: flex; align-items: center; gap: 8px; }
.check-list .ico{ color: var(--success); width: 16px; height: 16px; }

.faq{ display: flex; flex-direction: column; }
.faq-item{ padding: 18px 0; border-bottom: 1px solid var(--line); }
.faq-item:first-child{ padding-top: 0; }
.faq-item:last-child{ border-bottom: none; padding-bottom: 0; }
.faq-q{ font-weight: 600; margin-bottom: 6px; }
.faq-a{ font-size: 13px; color: var(--ink-2); }

/* ============ 10. Forms ============ */
.field{ margin-bottom: 20px; }
.field:last-child{ margin-bottom: 0; }
.field > label, .label{
  display: block; margin-bottom: 8px;
  font-size: 12px; font-weight: 600; color: var(--ink-2);
  text-transform: uppercase; letter-spacing: .05em;
}
.input, .field input, .field select, .field textarea{
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--line-strong); border-radius: var(--r-sm);
  background: var(--surface); color: var(--ink);
  font: inherit; font-size: 15px;
  transition: border-color .2s, box-shadow .2s;
}
.field textarea{ min-height: 96px; resize: vertical; }
.field select{
  appearance: none; -webkit-appearance: none;
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2386868B' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; background-size: 16px;
}
.input:focus, .field input:focus, .field select:focus, .field textarea:focus{
  outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(0,0,0,.05);
}
.field input[readonly], .field textarea[readonly], .field select[disabled], .field input[disabled], .field textarea[disabled]{
  background: var(--bg); border-color: transparent; color: var(--ink); font-weight: 500; cursor: default;
}
.field input[readonly]:focus{ box-shadow: none; }
.field.attention input, .field.attention textarea{ border-color: var(--warning); box-shadow: 0 0 0 3px var(--warning-soft); }
.field-row{ display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.hint{ margin-top: 8px; font-size: 13px; color: var(--ink-3); display: flex; align-items: center; gap: 8px; }
.hint.warning{ color: var(--warning-ink); font-weight: 500; }
.errorlist{ margin-top: 8px; font-size: 13px; font-weight: 500; color: var(--danger-ink); }
.field.has-error input, .field.has-error select, .field.has-error textarea{ border-color: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }
.input-inline{
  width: 72px; padding: 8px;
  border: 1px solid var(--line-strong); border-radius: 8px;
  font: inherit; font-size: 14px; text-align: center;
}
.input-inline:focus{ outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px rgba(0,0,0,.05); }
.input-inline.accent{ border: 2px solid var(--accent); color: var(--accent); font-weight: 600; }
.form-actions{ display: flex; gap: 12px; justify-content: flex-end; flex-wrap: wrap; margin-top: 24px; }

.dropzone{
  display: block;
  padding: 44px 24px;
  text-align: center; cursor: pointer;
  background: var(--surface);
  border: 2px dashed var(--line-strong); border-radius: var(--r-card);
  transition: border-color .2s, background .2s;
}
.dropzone.compact{ padding: 24px; border-width: 1.5px; border-radius: var(--r-sm); }
.dropzone:hover, .dropzone.is-drag{ border-color: var(--accent); background: rgba(0, 102, 204, 0.03); }
.dropzone input[type="file"]{ display: none; }
.dropzone .ico{ margin: 0 auto 12px; display: block; color: var(--ink); }
.dropzone-title{ font-size: 15px; font-weight: 600; }
.dropzone-title .link{ font-size: inherit; }
.dropzone-sub{ margin-top: 6px; font-size: 13px; color: var(--ink-3); }
.file-list{ margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }

/* ============ 11. Overlays (modal + drawer) ============ */
.overlay{
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  background: rgba(0,0,0,.2);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  opacity: 0; pointer-events: none;
  transition: opacity .25s var(--ease);
}
.overlay.show{ opacity: 1; pointer-events: auto; }

.modal{
  width: 500px; max-width: 100%; max-height: calc(100vh - 32px);
  display: flex; flex-direction: column;
  background: var(--surface); border-radius: var(--r-card); box-shadow: var(--shadow-overlay);
  transform: scale(.97) translateY(10px);
  transition: transform .25s var(--ease);
}
.overlay.show .modal{ transform: none; }
.modal-head, .drawer-head{
  display: flex; align-items: flex-start; justify-content: space-between; gap: 16px;
  padding: 24px 28px;
  border-bottom: 1px solid var(--line);
}
.modal-head h3{ font-size: 18px; }
.modal-body, .drawer-body{ padding: 28px; overflow-y: auto; flex: 1; }
.modal-foot, .drawer-foot{
  display: flex; justify-content: flex-end; gap: 12px;
  padding: 20px 28px;
  border-top: 1px solid var(--line);
  background: var(--bg);
}
.close-btn{
  width: 32px; height: 32px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border: none; border-radius: 50%;
  background: var(--bg); color: var(--ink-2);
  transition: color .2s, transform .2s;
}
.close-btn:hover{ color: var(--ink); transform: scale(1.05); }

.overlay.side{ justify-content: flex-end; align-items: stretch; }
.drawer{
  width: 480px; max-width: 100%;
  display: flex; flex-direction: column;
  background: var(--surface); border-radius: var(--r-card); box-shadow: var(--shadow-overlay);
  overflow: hidden;
  transform: translateX(calc(100% + 32px));
  transition: transform .35s var(--ease);
}
.overlay.show .drawer{ transform: none; }
.drawer-ref{ font-size: 12px; font-weight: 600; color: var(--ink-3); font-family: var(--mono); letter-spacing: .03em; }
.drawer-title{ margin-top: 4px; font-size: 20px; font-weight: 600; letter-spacing: -.02em; }
.drawer-head .pill{ margin-top: 10px; }
.drawer-section{ margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--line); }

/* ============ 12. Toast ============ */
.toast{
  position: fixed; right: 32px; bottom: 32px; z-index: 999;
  display: flex; align-items: center; gap: 12px;
  max-width: calc(100vw - 32px);
  padding: 14px 22px;
  border-radius: var(--r-pill);
  background: rgba(29, 29, 31, .88);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  color: #fff; font-size: 14px; font-weight: 500;
  box-shadow: 0 12px 40px rgba(0,0,0,.2);
  opacity: 0; transform: translateY(16px) scale(.95);
  transition: all .3s var(--ease);
  pointer-events: none;
}
.toast.show{ opacity: 1; transform: none; }
.toast .ico{ color: var(--success); }

/* ============ 13. Toggle & settings rows ============ */
.toggle{ position: relative; display: inline-block; width: 44px; height: 24px; flex-shrink: 0; }
.toggle input{ opacity: 0; width: 0; height: 0; }
.toggle .track{ position: absolute; inset: 0; cursor: pointer; border-radius: 24px; background: rgba(0,0,0,.12); transition: background .3s; }
.toggle .track::before{
  content: ''; position: absolute; left: 2px; bottom: 2px;
  width: 20px; height: 20px; border-radius: 50%;
  background: #fff; box-shadow: 0 2px 4px rgba(0,0,0,.2);
  transition: transform .3s var(--ease);
}
.toggle input:checked + .track{ background: var(--success); }
.toggle input:checked + .track::before{ transform: translateX(20px); }
.toggle input:focus-visible + .track{ outline: 2px solid var(--accent); outline-offset: 2px; }

.setting{
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.setting:first-child{ padding-top: 0; }
.setting:last-child{ border-bottom: none; padding-bottom: 0; }
.setting-title{ font-size: 14px; font-weight: 600; }
.setting-desc{ margin-top: 4px; font-size: 13px; color: var(--ink-2); }
.setting .input, .setting select{ width: 200px; max-width: 100%; }

/* ============ 14. Progress ledger (client timeline) ============ */
.ledger{ padding: 8px 0 16px; }
.ledger-item{
  position: relative;
  display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 20px;
  padding: 18px 24px;
  border-radius: var(--r-md);
}
.ledger-item:not(:last-child)::after{
  content: ''; position: absolute;
  left: 35px; top: 50px; bottom: -10px;
  width: 2px; border-radius: 2px;
  background: var(--line);
}
.ledger-item.done:not(:last-child)::after{ background: var(--ink); }
.ledger-node{
  z-index: 1;
  width: 24px; height: 24px; margin-top: 1px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--bg); color: var(--ink-3);
  font-size: 11px; font-weight: 600;
}
.ledger-item.done .ledger-node{ background: var(--ink); color: #fff; }
.ledger-item.done .ledger-node .ico{ width: 13px; height: 13px; }
.ledger-item.current{ background: var(--bg); }
.ledger-item.current .ledger-node{ background: #fff; color: var(--ink); border: 2px solid var(--ink); box-shadow: 0 0 0 4px rgba(0,0,0,.05); }
.ledger-item.blocked .ledger-node{ background: var(--warning); color: #fff; border: none; box-shadow: 0 0 0 4px var(--warning-soft); }
.ledger-title{ font-size: 16px; font-weight: 600; letter-spacing: -.01em; }
.ledger-item.pending .ledger-title{ color: var(--ink-3); font-weight: 500; }
.ledger-desc{ margin-top: 4px; max-width: 56ch; font-size: 14px; color: var(--ink-2); }
.ledger-when{ margin-top: 8px; font-size: 12px; font-weight: 500; color: var(--ink-3); }
.ledger-cta{ margin-top: 14px; }

/* ============ 15. Chat (support thread) ============ */
.chat{ display: flex; flex-direction: column; }
.thread{
  display: flex; flex-direction: column; gap: 20px;
  height: min(60vh, 520px);
  padding: 24px 32px;
  overflow-y: auto; scroll-behavior: smooth;
}
.msg{ display: flex; gap: 14px; max-width: 85%; }
.msg.out{ align-self: flex-end; flex-direction: row-reverse; }
.msg.out .avatar{ display: none; }
.msg-bubble{
  padding: 12px 18px;
  border-radius: 18px 18px 18px 4px;
  background: var(--bg);
  font-size: 14px; overflow-wrap: anywhere;
}
.msg.out .msg-bubble{ background: var(--ink); color: #fff; border-radius: 18px 18px 4px 18px; box-shadow: 0 4px 12px rgba(0,0,0,.08); }
.msg.flag .msg-bubble{ background: rgba(255,149,0,.05); border: 1px solid rgba(255,149,0,.25); }
.msg.out.flag .msg-bubble{ background: var(--warning-soft); color: var(--ink); box-shadow: none; }
.msg-flag{ display: block; margin-bottom: 6px; font-size: 11px; font-weight: 700; color: var(--warning-ink); text-transform: uppercase; letter-spacing: .05em; }
.msg-meta{ margin-top: 6px; font-size: 11px; font-weight: 500; color: var(--ink-3); }
.msg.out .msg-meta{ text-align: right; }
.composer{
  display: flex; align-items: flex-end; gap: 12px;
  padding: 16px 24px;
  border-top: 1px solid var(--line);
}
.composer textarea{
  flex: 1; min-height: 44px; max-height: 140px; resize: none;
  padding: 11px 16px;
  border: 1px solid var(--line-strong); border-radius: 22px;
  font: inherit; font-size: 14px; color: var(--ink); background: var(--surface);
}
.composer textarea:focus{ outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.send-btn{
  width: 44px; height: 44px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border: none; border-radius: 50%;
  background: var(--ink); color: #fff;
  transition: transform .2s var(--ease);
}
.send-btn:hover{ transform: scale(1.05); }

/* ============ 16. Referral ============ */
.code-card{
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 24px 32px;
  border-radius: var(--r-card);
  background: var(--ink); color: #fff;
  box-shadow: 0 10px 30px rgba(0,0,0,.1);
}
.code-card .grow{ flex: 1; min-width: 200px; }
.code-card .label{ color: var(--ink-3); margin-bottom: 4px; }
.code-card .code{ font-size: 24px; font-weight: 600; letter-spacing: .02em; }
.code-card .code-link{ margin-top: 4px; font-size: 13px; color: rgba(255,255,255,.55); overflow-wrap: anywhere; }

.tiers{ padding: 8px 40px 48px; }
.tiers-track{ position: relative; height: 8px; margin-top: 24px; border-radius: 4px; background: var(--line); }
.tiers-fill{ position: absolute; inset: 0 auto 0 0; border-radius: 4px; background: var(--accent); }
.tier{
  position: absolute; top: 50%; z-index: 2;
  width: 16px; height: 16px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: #fff; border: 3px solid var(--line-strong);
}
.tier.reached{ background: var(--accent); border-color: var(--accent); }
.tier.current{ box-shadow: 0 0 0 5px var(--accent-soft); }
.tier-label{ position: absolute; top: 22px; left: 50%; transform: translateX(-50%); text-align: center; white-space: nowrap; }
.tier.first .tier-label{ left: -8px; transform: none; text-align: left; }
.tier.last .tier-label{ left: auto; right: -8px; transform: none; text-align: right; }
.tier-name{ font-size: 11px; font-weight: 700; color: var(--ink-2); text-transform: uppercase; letter-spacing: .05em; }
.tier.current .tier-name{ color: var(--accent); }
.tier-sub{ font-size: 11px; color: var(--ink-3); }

.tree{ display: flex; flex-direction: column; gap: 8px; }
.tree-node{
  position: relative;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px;
  border-radius: var(--r-md); border-left: 4px solid var(--accent);
  background: var(--bg);
}
.tree-node + .tree-node::before{
  content: ''; position: absolute; left: -16px; top: -16px; bottom: 50%; width: 12px;
  border-left: 2px solid var(--line-strong); border-bottom: 2px solid var(--line-strong); border-bottom-left-radius: 8px;
}
.tree-node:nth-child(2){ margin-left: 24px; border-left-color: var(--success); }
.tree-node:nth-child(3){ margin-left: 48px; border-left-color: var(--warning); }
.tree-node:nth-child(n+4){ margin-left: 72px; border-left-color: var(--ink-3); }
.tree-title{ font-size: 14px; font-weight: 600; }
.tree-desc{ font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.tree-rate{ font-size: 16px; font-weight: 700; }

.balance{ font-size: 36px; font-weight: 600; letter-spacing: -.03em; margin-bottom: 8px; }

/* ============ 17. Charts ============ */
.chart{ width: 100%; height: 180px; margin-top: 8px; }
.chart svg{ width: 100%; height: 100%; }
.chart-axis{ display: flex; justify-content: space-between; margin-top: 12px; font-size: 11px; font-weight: 600; color: var(--ink-3); }

/* Step list (conversion funnel, SLA buckets) */
.steps{ display: flex; flex-direction: column; }
.step{ position: relative; display: flex; align-items: center; gap: 16px; padding: 12px 0; font-size: 14px; font-weight: 500; }
.step:not(:last-child)::after{ content: ''; position: absolute; left: 11px; top: 38px; bottom: -10px; width: 2px; background: var(--line); }
.step-node{
  z-index: 1; width: 24px; height: 24px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--bg); color: var(--ink-3);
  font-size: 11px; font-weight: 600;
}
.step-node.dark{ background: var(--ink); color: #fff; }
.step-node.success{ background: var(--success-soft); color: var(--success-ink); }
.step-node.warning{ background: var(--warning-soft); color: var(--warning-ink); }
.step-node.danger{ background: var(--danger-soft); color: var(--danger-ink); }
.step-node.info{ background: var(--accent-soft); color: var(--accent); }
.step-label{ flex: 1; }
.step-value{ font-size: 16px; font-weight: 600; }
.step-pct{ width: 44px; text-align: right; font-size: 12px; color: var(--ink-3); }
.step.success, .step.success .step-pct{ color: var(--success-ink); }

/* Horizontal distribution bars */
.bars{ display: flex; flex-direction: column; gap: 16px; }
.bar-row{ display: flex; align-items: center; gap: 16px; font-size: 14px; font-weight: 500; }
.bar-label{ width: 88px; flex-shrink: 0; }
.bar-track{ flex: 1; height: 8px; border-radius: var(--r-pill); background: var(--bg); overflow: hidden; }
.bar-fill{ height: 100%; border-radius: var(--r-pill); background: var(--accent); }
.bar-value{ width: 40px; text-align: right; font-size: 13px; font-weight: 600; }

/* ============ 18. Auth & public pages ============ */
.auth-body{
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 40px 16px;
}
.auth-card{
  width: 100%; max-width: 460px;
  padding: 48px;
  background: var(--surface); border-radius: var(--r-card); box-shadow: var(--shadow);
}
.auth-card.wide{ max-width: 620px; }
.auth-card.center{ text-align: center; }
.auth-top{ display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 36px; }
.auth-logo{ width: 130px; }
.auth-card.center .auth-logo{ margin-left: auto; margin-right: auto; }
.auth-card h1{ font-size: 26px; letter-spacing: -.03em; margin-bottom: 8px; }
.auth-lead{ font-size: 14px; color: var(--ink-2); margin-bottom: 28px; }
.auth-foot{ margin-top: 28px; text-align: center; font-size: 13px; color: var(--ink-3); }
.form-section{ margin: 32px 0 16px; padding-bottom: 8px; border-bottom: 1px solid var(--line); font-size: 16px; font-weight: 600; }
.form-error{ margin-bottom: 20px; padding: 14px 16px; border-radius: var(--r-sm); background: var(--danger-soft); color: var(--danger-ink); font-size: 13px; font-weight: 600; text-align: center; }
.success-badge{
  width: 64px; height: 64px; margin: 0 auto 24px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--success-soft); color: var(--success-ink);
}
.hp{ position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.plan-summary{ display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 20px; border-radius: var(--r-md); background: var(--bg); margin: 8px 0 4px; }
.plan-summary .amount{ font-size: 22px; font-weight: 600; letter-spacing: -.02em; white-space: nowrap; }
.callout{ margin: 24px 0 32px; padding: 20px; border-radius: var(--r-sm); background: var(--bg); text-align: left; }

/* ============ 19. Utilities ============ */
.muted{ color: var(--ink-3); }
.soft{ color: var(--ink-2); }
.strong{ font-weight: 600; }
.mono{ font-family: var(--mono); font-size: .95em; }
.text-sm{ font-size: 13px; }
.text-xs{ font-size: 12px; }
.text-success{ color: var(--success-ink); }
.text-warning{ color: var(--warning-ink); }
.text-danger{ color: var(--danger-ink); }
.text-accent{ color: var(--accent); }
.center{ text-align: center; }
.row{ display: flex; align-items: center; gap: 12px; }
.row-between{ display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.wrap{ flex-wrap: wrap; }
.row.top{ align-items: flex-start; }
.mt-8{ margin-top: 8px; }   .mt-16{ margin-top: 16px; } .mt-24{ margin-top: 24px; }
.mb-8{ margin-bottom: 8px; } .mb-16{ margin-bottom: 16px; } .mb-24{ margin-bottom: 24px; }
.fade-in{ animation: fadeIn .4s var(--ease) both; }
@keyframes fadeIn{ from{ opacity: 0; transform: translateY(8px); } to{ opacity: 1; transform: none; } }

/* ============ 20. Responsive ============ */
@media (max-width: 1280px){
  .content{ padding: 28px 40px 64px; }
  .topbar{ padding: 24px 40px; }
  .grid-2{ grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 1024px){
  .shell{ grid-template-columns: minmax(0, 1fr); }
  .rail{
    position: fixed; left: 0; top: 0; z-index: 100;
    width: var(--rail-w);
    transform: translateX(-100%);
    transition: transform .3s var(--ease);
    box-shadow: var(--shadow-overlay);
  }
  .rail.open{ transform: none; }
  .topbar .menu-toggle{ display: flex; }
  .grid-2.even{ grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 640px){
  :root{ --gap: 20px; }
  .content{ padding: 20px 16px 56px; }
  .topbar{ padding: 14px 16px; }
  .topbar h1{ font-size: 19px; }
  .topbar-sub{ display: none; }
  .topbar-actions{ gap: 8px; }
  .popover{ position: fixed; top: 64px; right: 16px; }
  .lang-switch button{ padding: 5px 9px; }

  .kpis{ grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .kpi{ padding: 16px; }
  .kpi-value{ font-size: 22px; }

  .panel-head{ padding: 22px 20px 10px; }
  .panel-body{ padding: 10px 20px 24px; }
  .panel-body.list{ padding: 0 20px 12px; }
  .item{ padding: 14px 20px; flex-wrap: wrap; }
  .item.compact{ padding: 12px 0; }
  .item-aside{ width: 100%; justify-content: flex-start; padding-left: 56px; }
  .item.compact .item-aside{ padding-left: 0; }
  .table th, .table td{ padding: 12px 16px; }

  .grid-3{ grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .field-row{ grid-template-columns: minmax(0, 1fr); gap: 0; }
  .search{ max-width: none; flex-basis: 100%; }
  .toolbar .spacer{ display: none; }

  .overlay{ padding: 0; align-items: flex-end; }
  .modal{ width: 100%; max-height: 92vh; border-radius: var(--r-card) var(--r-card) 0 0; }
  .overlay.side{ align-items: stretch; }
  .drawer{ width: 100%; border-radius: 0; }
  .modal-head, .drawer-head, .modal-body, .drawer-body{ padding-left: 20px; padding-right: 20px; }
  .modal-foot, .drawer-foot{ padding: 16px 20px; }
  .modal-foot .btn, .drawer-foot .btn{ flex: 1; }

  .thread{ padding: 20px; height: 60vh; }
  .msg{ max-width: 92%; }
  .composer{ padding: 12px 16px; }

  .code-card{ padding: 22px; }
  .code-card .btn{ flex: 1; }
  .tiers{ padding: 8px 24px 48px; }
  .tree-node:nth-child(n+2){ margin-left: 16px; }
  .tree-node:nth-child(3){ margin-left: 32px; }

  .ledger-item{ padding: 16px 12px; gap: 16px; }
  .ledger-item:not(:last-child)::after{ left: 23px; }

  .setting{ flex-wrap: wrap; }
  .setting .input, .setting select{ width: 100%; }
  .kv-row{ flex-wrap: wrap; gap: 4px 16px; }

  .auth-card{ padding: 32px 22px; }
  .toast{ left: 16px; right: 16px; bottom: 16px; border-radius: var(--r-md); }
}