:root {
  color-scheme: light;
  --bg: #f3f6f4;
  --surface: #ffffff;
  --surface-2: #f7f9f8;
  --text: #17201b;
  --muted: #667169;
  --line: #dce4df;
  --green: #087a43;
  --green-dark: #056436;
  --green-soft: #e8f7ef;
  --amber: #9a5b00;
  --amber-soft: #fff3dc;
  --red: #b42318;
  --red-soft: #fff0ef;
  --blue: #2457a6;
  --blue-soft: #edf3ff;
  --shadow: 0 18px 55px rgba(30, 51, 39, .09);
  --sidebar: 244px;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.45; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid rgba(8, 122, 67, .22); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
[hidden] { display: none !important; }

.app-shell { min-height: 100vh; display: grid; grid-template-columns: var(--sidebar) minmax(0, 1fr); }
.sidebar { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 2rem; padding: 1.5rem 1rem; background: var(--surface); border-right: 1px solid var(--line); z-index: 20; }
.brand { display: flex; align-items: center; gap: .75rem; padding: 0 .6rem; }
.brand-mark { width: 2.4rem; height: 2.4rem; display: grid; place-items: center; border-radius: .75rem; background: var(--green); color: #fff; font-weight: 800; letter-spacing: -.08em; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 1rem; letter-spacing: -.02em; }
.brand small, .user small { margin-top: .05rem; color: var(--muted); font-size: .78rem; }
.main-nav { display: grid; gap: .35rem; }
.nav-link { width: 100%; min-height: 2.85rem; padding: .65rem .75rem; display: flex; align-items: center; gap: .75rem; border: 0; border-radius: .75rem; background: transparent; color: var(--muted); text-align: left; cursor: pointer; }
.nav-link:hover { background: var(--surface-2); color: var(--text); }
.nav-link.active { background: var(--green-soft); color: var(--green-dark); font-weight: 650; }
.nav-icon { width: 1.25rem; text-align: center; font-size: 1.1rem; }
.sidebar-bottom { margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--line); }
.user { display: flex; align-items: center; gap: .65rem; padding: .25rem .6rem .75rem; }
.user strong, .user small { display: block; }
.avatar { width: 2.25rem; height: 2.25rem; display: grid; place-items: center; border-radius: 50%; background: var(--green-soft); color: var(--green-dark); font-weight: 750; }
.logout { width: 100%; min-height: 2.5rem; border: 0; background: transparent; color: var(--muted); cursor: pointer; text-align: left; padding: .5rem .6rem; }

.workspace { min-width: 0; }
.topbar { position: sticky; top: 0; z-index: 10; height: 4.5rem; display: flex; align-items: center; gap: 1rem; padding: 0 clamp(1rem, 3vw, 2rem); background: rgba(255,255,255,.94); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.topbar h1 { margin: 0; font-size: 1.22rem; letter-spacing: -.025em; }
.top-status { margin-left: auto; display: flex; align-items: center; gap: .5rem; color: var(--muted); font-size: .82rem; }
.online-dot { width: .55rem; height: .55rem; border-radius: 50%; background: var(--green); }
.mobile-menu { display: none !important; }
.content { max-width: 1440px; margin: 0 auto; padding: clamp(1.1rem, 3vw, 2rem); }
.page { animation: page-in .18s ease-out; }
@keyframes page-in { from { opacity: .5; transform: translateY(4px); } }
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 1.2rem; }
.page-head.compact { align-items: center; }
h2, h3, p { margin-top: 0; }
h2 { margin-bottom: .25rem; font-size: clamp(1.35rem, 2.5vw, 1.75rem); line-height: 1.2; letter-spacing: -.035em; }
h3 { margin-bottom: 0; font-size: 1rem; }
.page-head p, .empty-state p { margin-bottom: 0; color: var(--muted); }

.button, .icon-button { min-height: 2.65rem; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; border: 1px solid var(--line); border-radius: .7rem; background: var(--surface); color: var(--text); padding: .62rem .9rem; cursor: pointer; text-decoration: none; font-weight: 580; }
.button:hover, .icon-button:hover { border-color: var(--green); }
.button.primary { border-color: var(--green); background: var(--green); color: #fff; }
.button.primary:hover { background: var(--green-dark); }
.button.subtle { border-color: transparent; background: var(--green-soft); color: var(--green-dark); }
.button.wide { width: 100%; }
.button.small { min-height: 2.25rem; padding: .45rem .7rem; font-size: .86rem; }
.button:disabled { opacity: .55; cursor: wait; }
.text-button, .back-button { border: 0; background: transparent; color: var(--green-dark); cursor: pointer; font-weight: 650; padding: .35rem 0; }
.icon-button { width: 2.65rem; padding: 0; }

.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .85rem; margin-bottom: .9rem; }
.stat, .panel { border: 1px solid var(--line); border-radius: .9rem; background: var(--surface); }
.stat { padding: 1rem; }
.stat-label { color: var(--muted); font-size: .84rem; }
.stat-value { margin-top: .6rem; font-size: 1.7rem; font-weight: 750; letter-spacing: -.05em; }
.stat-note { margin-top: .12rem; color: var(--muted); font-size: .78rem; }
.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(280px, .8fr); gap: .9rem; }
.panel { padding: 1.1rem; min-width: 0; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .8rem; }
.action-row, .activity-row { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: .8rem; padding: .85rem 0; border-top: 1px solid var(--line); }
.action-row:first-child, .activity-row:first-child { border-top: 0; }
.row-title { font-weight: 650; font-size: .92rem; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.row-note { margin-top: .2rem; color: var(--muted); font-size: .78rem; }
.text-button-card { width: 100%; border: 0; background: transparent; color: inherit; text-align: left; cursor: pointer; }
.text-button-card:hover .row-title { color: var(--green-dark); }
.empty-inline, .error-inline { padding: 1.4rem .2rem; color: var(--muted); text-align: center; }
.error-inline { color: var(--red); }
.muted { color: var(--muted); }

.toolbar { display: flex; align-items: center; gap: .65rem; flex-wrap: wrap; margin-bottom: .9rem; }
.search-field { flex: 1 1 280px; position: relative; }
.search-field > span:not(.sr-only) { position: absolute; left: .8rem; top: .6rem; color: var(--muted); font-size: 1.2rem; }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: .65rem; background: var(--surface); color: var(--text); padding: .65rem .75rem; }
input, select { min-height: 2.65rem; }
textarea { resize: vertical; line-height: 1.58; }
.search-field input { padding-left: 2.3rem; }
.toolbar select { width: auto; min-width: 160px; }
.table-frame { overflow-x: auto; border: 1px solid var(--line); border-radius: .9rem; background: var(--surface); }
table { width: 100%; min-width: 900px; border-collapse: collapse; }
th { padding: .8rem .9rem; background: var(--surface-2); color: var(--muted); font-size: .78rem; text-align: left; font-weight: 650; }
td { padding: .85rem .9rem; border-top: 1px solid var(--line); font-size: .88rem; vertical-align: middle; }
tbody tr[data-domain] { cursor: pointer; }
tbody tr[data-domain]:hover { background: var(--surface-2); }
.company-cell { display: flex; align-items: center; gap: .65rem; }
.company-logo { width: 2.2rem; height: 2.2rem; flex: 0 0 auto; display: grid; place-items: center; border-radius: .7rem; background: var(--green-soft); color: var(--green-dark); font-weight: 750; }
.company-cell strong, .company-cell small { display: block; }
.company-cell small { margin-top: .1rem; color: var(--muted); font-size: .75rem; }
.badge { display: inline-flex; align-items: center; min-height: 1.7rem; padding: .25rem .55rem; border-radius: 999px; background: var(--surface-2); color: var(--muted); font-size: .75rem; white-space: nowrap; }
.badge.green { background: var(--green-soft); color: var(--green-dark); }
.badge.blue { background: var(--blue-soft); color: var(--blue); }
.badge.amber { background: var(--amber-soft); color: var(--amber); }
.badge.red { background: var(--red-soft); color: var(--red); }

.empty-state { min-height: 420px; display: grid; place-items: center; align-content: center; text-align: center; gap: .7rem; }
.empty-icon { width: 4rem; height: 4rem; display: grid; place-items: center; border-radius: 1.2rem; background: var(--green-soft); color: var(--green-dark); font-size: 1.7rem; }
.empty-state h2 { margin: .2rem 0 0; }
.detail-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .65fr); gap: .9rem; }
.side-stack { display: grid; gap: .9rem; align-content: start; }
.company-hero { display: flex; align-items: flex-start; gap: .85rem; }
.company-hero .company-logo { width: 3.5rem; height: 3.5rem; border-radius: 1rem; font-size: 1.25rem; }
.company-hero h2 { margin: .1rem 0 .25rem; }
.company-hero p { color: var(--muted); margin-bottom: .5rem; }
.tag-row { display: flex; flex-wrap: wrap; gap: .4rem; }
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1.5rem; margin-top: 1.1rem; border-top: 1px solid var(--line); }
.info-item { padding: .85rem 0; border-bottom: 1px solid var(--line); }
.info-item span, .info-item strong { display: block; }
.info-item span { color: var(--muted); font-size: .78rem; }
.info-item strong { margin-top: .25rem; font-size: .92rem; overflow-wrap: anywhere; }
.ai-note { margin-top: 1rem; padding: .9rem; border-radius: .75rem; background: var(--green-soft); }
.ai-note strong { display: block; color: var(--green-dark); }
.ai-note p { margin: .45rem 0 0; font-size: .88rem; }
.button-stack { display: grid; gap: .55rem; }
.timeline-item { position: relative; padding: .15rem 0 1rem 1.2rem; border-left: 1px solid var(--line); }
.timeline-item:last-child { border-left-color: transparent; padding-bottom: 0; }
.timeline-item::before { content: ""; position: absolute; width: .55rem; height: .55rem; border-radius: 50%; background: var(--green); left: -.3rem; top: .35rem; }
.timeline-item strong, .timeline-item small { display: block; }
.timeline-item small { margin-top: .2rem; color: var(--muted); }

.compose-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr); gap: .9rem; }
.editor-panel { padding: 0 1.15rem 1.15rem; }
.mail-row { min-height: 3.4rem; display: grid; grid-template-columns: 105px minmax(0,1fr); align-items: center; gap: .7rem; border-bottom: 1px solid var(--line); }
.mail-row.copy-row { grid-template-columns: 105px minmax(0,1fr) auto; }
.mail-row > span, .mail-row > label { color: var(--muted); font-size: .84rem; }
.mail-row input, .mail-row select { border: 0; border-radius: 0; padding-left: 0; padding-right: 0; background: transparent; outline: 0; }
.copy-button { min-width: 7.5rem; min-height: 2.35rem; border: 1px solid var(--line); border-radius: .65rem; background: var(--surface); color: var(--green-dark); padding: .45rem .7rem; cursor: pointer; font-weight: 650; }
.copy-button:hover { border-color: var(--green); }
.copy-button.copied { border-color: var(--green); background: var(--green-soft); }
.body-label { display: block; padding-top: 1rem; }
.body-toolbar { display: flex; align-items: center; justify-content: space-between; gap: .8rem; margin-bottom: .55rem; }
.body-toolbar label { color: var(--muted); font-size: .84rem; }
.body-label textarea { min-height: 340px; }
.attachment-row { margin-top: .8rem; padding: .8rem; display: grid; grid-template-columns: minmax(150px,1fr) minmax(180px,1fr) auto auto; gap: .7rem; align-items: center; border-radius: .75rem; background: var(--surface-2); }
.attachment-row strong, .attachment-row small { display: block; }
.attachment-row small { color: var(--muted); font-size: .74rem; margin-top: .15rem; }
.editor-actions { display: flex; justify-content: flex-end; gap: .65rem; margin-top: .9rem; flex-wrap: wrap; }
.manual-card { padding: 1rem; border-radius: .85rem; background: var(--amber-soft); color: var(--amber); }
.manual-card strong { display: block; }
.manual-card p { margin: .45rem 0 0; font-size: .87rem; }
.copy-progress > p { margin: .4rem 0 0; color: var(--muted); font-size: .82rem; }
.copy-progress ol { margin: 1rem 0 0; padding: 0; list-style: none; display: grid; gap: .85rem; }
.copy-progress li { display: grid; grid-template-columns: 1.8rem minmax(0,1fr); gap: .7rem; align-items: start; }
.copy-progress li > span { width: 1.8rem; height: 1.8rem; display: grid; place-items: center; border-radius: .55rem; background: var(--surface-2); color: var(--muted); font-weight: 750; font-size: .8rem; }
.copy-progress li.done > span { background: var(--green); color: #fff; }
.copy-progress strong, .copy-progress small { display: block; }
.copy-progress small { margin-top: .15rem; color: var(--muted); }
.copy-ready { margin-top: 1rem; padding: .7rem; border-radius: .65rem; background: var(--green-soft); color: var(--green-dark); font-size: .8rem; text-align: center; font-weight: 650; }
.steps ol { margin: 1rem 0 0; padding: 0; list-style: none; display: grid; gap: 1rem; }
.steps li { display: grid; grid-template-columns: 1.8rem minmax(0,1fr); gap: .7rem; }
.steps li > span { width: 1.8rem; height: 1.8rem; display: grid; place-items: center; border-radius: .55rem; background: var(--green-soft); color: var(--green-dark); font-weight: 750; font-size: .8rem; }
.steps strong, .steps small { display: block; }
.steps small { margin-top: .15rem; color: var(--muted); }
.sent-confirm { margin-top: .9rem; padding: .8rem; display: grid; grid-template-columns: minmax(0,1fr) auto auto; gap: .6rem; align-items: center; border-radius: .75rem; background: var(--green-soft); }
.sent-confirm strong, .sent-confirm span { display: block; }
.sent-confirm span { margin-top: .2rem; font-size: .78rem; color: var(--green-dark); }

.filter-pills { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: .9rem; }
.filter-pills button { min-height: 2.3rem; border: 1px solid var(--line); border-radius: 999px; padding: .45rem .8rem; background: var(--surface); color: var(--muted); cursor: pointer; }
.filter-pills button.active { border-color: transparent; background: var(--green-soft); color: var(--green-dark); font-weight: 650; }
.history-list { display: grid; gap: .6rem; }
.history-card { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 1rem; align-items: center; padding: .9rem 1rem; border: 1px solid var(--line); border-radius: .8rem; background: var(--surface); cursor: pointer; }
.history-card:hover { border-color: var(--green); }
.history-card h3 { margin-bottom: .25rem; }
.history-meta { display: flex; gap: .5rem 1rem; flex-wrap: wrap; color: var(--muted); font-size: .78rem; }
.history-side { text-align: right; }
.history-side small { display: block; margin-top: .25rem; color: var(--muted); }

.toast { position: fixed; right: 1.2rem; bottom: 1.2rem; max-width: min(380px, calc(100vw - 2.4rem)); padding: .8rem 1rem; border-radius: .75rem; background: var(--text); color: #fff; box-shadow: var(--shadow); opacity: 0; transform: translateY(12px); pointer-events: none; transition: .18s ease; z-index: 50; }
.toast.visible { opacity: 1; transform: translateY(0); }
.skeleton { min-height: 80px; border-radius: .7rem; background: linear-gradient(90deg, var(--surface-2), #eaf0ec, var(--surface-2)); background-size: 200% 100%; animation: shimmer 1.3s infinite; }
.skeleton.tall { min-height: 240px; }
.skeleton.rows { min-height: 300px; }
@keyframes shimmer { to { background-position: -200% 0; } }

.login-body { min-height: 100vh; display: grid; place-items: center; padding: 1rem; background: radial-gradient(circle at top, #e6f7ee, var(--bg) 48%); }
.login-shell { width: min(100%, 430px); }
.login-card { padding: 2rem; border: 1px solid var(--line); border-radius: 1rem; background: var(--surface); box-shadow: var(--shadow); }
.brand-login { padding: 0; margin-bottom: 2rem; }
.login-card h1 { margin: 0 0 .4rem; font-size: 1.8rem; letter-spacing: -.04em; }
.login-card > p { color: var(--muted); }
.login-card form { display: grid; gap: .55rem; margin-top: 1.4rem; }
.login-card label { font-weight: 650; }
.login-card .button { margin-top: .4rem; }
.security-note { margin-top: 1.2rem; color: var(--muted); font-size: .8rem; text-align: center; }
.login-error { margin-top: 1rem; padding: .7rem .8rem; border-radius: .65rem; background: var(--red-soft); color: var(--red); }

@media (max-width: 980px) {
  :root { --sidebar: 78px; }
  .sidebar { padding-inline: .65rem; }
  .brand { justify-content: center; padding: 0; }
  .brand > span:last-child, .nav-link > span:last-child, .user > span:last-child, .logout { display: none; }
  .nav-link { justify-content: center; padding-inline: .5rem; }
  .sidebar-bottom { display: grid; place-items: center; }
  .user { padding-inline: 0; }
  .dashboard-grid, .detail-grid, .compose-grid { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .app-shell { display: block; }
  .sidebar { position: fixed; left: 0; top: 0; width: min(84vw, 290px); height: 100dvh; transform: translateX(-105%); transition: transform .2s ease; box-shadow: var(--shadow); padding: 1.2rem .9rem; }
  .sidebar.open { transform: translateX(0); }
  .brand { justify-content: flex-start; padding: 0 .6rem; }
  .brand > span:last-child, .nav-link > span:last-child, .user > span:last-child, .logout { display: block; }
  .nav-link { justify-content: flex-start; padding-inline: .75rem; }
  .sidebar-bottom { display: block; }
  .user { padding-inline: .6rem; }
  .logout { display: block; }
  .mobile-menu { display: inline-flex !important; }
  .topbar { height: 4rem; padding-inline: .8rem; }
  .top-status span:last-child { display: none; }
  .content { padding: 1rem .8rem 1.5rem; }
  .page-head { flex-direction: column; align-items: stretch; }
  .page-head .button { width: 100%; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .toolbar select { flex: 1 1 140px; min-width: 0; }
  .info-grid { grid-template-columns: 1fr; }
  .mail-row, .mail-row.copy-row { grid-template-columns: 1fr; gap: .1rem; padding: .5rem 0; }
  .copy-button { width: 100%; }
  .body-toolbar { align-items: stretch; flex-direction: column; }
  .attachment-row { grid-template-columns: 1fr; }
  .attachment-row .button { width: 100%; }
  .editor-actions > .button { width: 100%; }
  .sent-confirm { grid-template-columns: 1fr 1fr; }
  .sent-confirm > div { grid-column: 1 / -1; }
  .history-card { grid-template-columns: 1fr; }
  .history-side { text-align: left; display: flex; align-items: center; gap: .5rem; }
  .history-side small { margin: 0; }
}

@media (max-width: 420px) {
  .stat-grid { grid-template-columns: 1fr; }
  .login-card { padding: 1.4rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}