:root {
  --ink: #17211b;
  --muted: #68736c;
  --surface: #ffffff;
  --canvas: #f3f4ef;
  --line: #dfe4de;
  --green: #12372a;
  --green-2: #276749;
  --warm: #d8a64b;
  --danger: #9f3a38;
  --shadow: 0 18px 50px rgba(18, 55, 42, 0.09);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--canvas);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: inherit; text-decoration: none; }
button, input { font: inherit; }

.topbar {
  min-height: 68px;
  padding: 12px clamp(18px, 4vw, 52px);
  background: var(--green);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand, .user-menu { display: flex; align-items: center; gap: 12px; }
.brand { font-weight: 760; letter-spacing: -0.02em; }
.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--warm);
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.user-menu { font-size: 14px; }
.user-menu form { margin: 0; }
.text-button {
  border: 0;
  background: transparent;
  color: #d8e8df;
  cursor: pointer;
}

.main-nav {
  padding: 0 clamp(18px, 4vw, 52px);
  min-height: 48px;
  display: flex;
  align-items: center;
  gap: 22px;
  overflow-x: auto;
  background: #fff;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}
.main-nav a { padding: 15px 0 13px; border-bottom: 2px solid transparent; }
.main-nav a:hover { color: var(--green-2); border-color: var(--warm); }

.page-shell { width: min(1180px, calc(100% - 36px)); margin: 0 auto; padding: 42px 0 80px; }
.page-heading, .panel-title { display: flex; justify-content: space-between; align-items: end; gap: 24px; }
.page-heading.compact { margin-bottom: 28px; }
.narrow-page { width: min(760px, 100%); margin: 0 auto; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 8px; font-size: clamp(32px, 5vw, 52px); line-height: 1.05; letter-spacing: -0.045em; }
h2 { margin-bottom: 0; font-size: 25px; letter-spacing: -0.025em; }
.eyebrow { margin-bottom: 8px; color: var(--green-2); font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.muted { color: var(--muted); line-height: 1.6; }

.primary-button {
  display: inline-flex;
  min-height: 46px;
  padding: 0 20px;
  border: 0;
  border-radius: 14px;
  align-items: center;
  justify-content: center;
  background: var(--green);
  color: #fff;
  font-weight: 720;
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(18, 55, 42, .16);
}
.secondary-button {
  display: inline-flex;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 13px;
  align-items: center;
  justify-content: center;
  background: #fff;
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
}
.button-row, .form-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 32px 0; }
.stat-card {
  min-height: 150px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 8px 28px rgba(23, 33, 27, .04);
}
.stat-card span { color: var(--muted); font-size: 14px; }
.stat-card strong { font-size: 42px; letter-spacing: -0.04em; }
.stat-card.accent { background: var(--green); color: #fff; border-color: var(--green); }
.stat-card.accent span { color: #cfe3d7; }

.panel { padding: 26px; border: 1px solid var(--line); border-radius: 24px; background: var(--surface); box-shadow: var(--shadow); }
.panel + .panel { margin-top: 22px; }
.panel-title { padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.order-list { display: grid; }
.order-row { display: flex; justify-content: space-between; gap: 24px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.order-row:last-child { border-bottom: 0; padding-bottom: 0; }
.order-row strong, .order-row span { display: block; }
.order-row > div > span { margin-top: 5px; color: var(--muted); font-size: 14px; }
.order-meta { text-align: right; }
.status { display: inline-block !important; padding: 5px 9px; border-radius: 999px; background: #e8eee9; color: var(--green) !important; font-size: 12px !important; font-weight: 700; }
.empty-state { padding: 44px 10px 24px; text-align: center; color: var(--muted); }
.empty-state strong { color: var(--ink); }

.messages { display: grid; gap: 8px; margin-bottom: 20px; }
.message { padding: 12px 15px; border: 1px solid #c5decd; border-radius: 12px; background: #e9f5ec; color: #205c37; }
.message.error { border-color: #e8bfbd; background: #f8e7e6; color: var(--danger); }

.form-card { padding: 26px; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: var(--shadow); }
.form-card .field { margin-bottom: 18px; }
.field label { display: block; margin-bottom: 7px; font-size: 13px; font-weight: 760; }
.form-control {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid #cbd3cc;
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
}
textarea.form-control { resize: vertical; }
.form-control:focus { outline: 3px solid rgba(39, 103, 73, .16); border-color: var(--green-2); }
.field small { display: block; margin-top: 6px; color: var(--muted); line-height: 1.4; }
.field-error { margin-top: 5px; color: var(--danger); font-size: 13px; }
.checkbox-field { display: flex; align-items: center; gap: 9px; }
.checkbox-field label { margin: 0; }
.checkbox-input { width: 20px; height: 20px; accent-color: var(--green); }
.form-actions { margin-top: 24px; }
.form-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 16px; margin-bottom: 22px; }
.form-grid .wide { grid-column: 1 / -1; }

.responsive-table { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 14px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 12px; letter-spacing: .05em; text-transform: uppercase; }
tbody tr:last-child td { border-bottom: 0; }
.row-link { color: var(--green-2); font-weight: 750; }
.table-panel { padding-top: 12px; }
.card-grid, .detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 22px; }
.info-card { padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: 0 8px 28px rgba(23, 33, 27, .04); }
.card-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.info-card ul { margin: 4px 0 0; padding-left: 20px; }
.long-copy { margin: 16px 0 0; line-height: 1.65; }
.action-panel h2 { margin-bottom: 16px; }
.status-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.status-action { padding: 9px 12px; border: 1px solid var(--line); border-radius: 999px; background: #fff; cursor: pointer; }
.status-action.current { border-color: var(--green); background: var(--green); color: #fff; }
.document-list { display: grid; }
.document-list a { display: flex; justify-content: space-between; gap: 18px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.document-list a:last-child { border-bottom: 0; }
.document-list span { color: var(--muted); }

.estimate-editor { display: grid; gap: 22px; }
.estimate-lines { display: grid; gap: 12px; margin-top: 18px; }
.estimate-line { display: grid; grid-template-columns: 1.4fr .75fr 2fr .55fr .7fr .8fr .55fr; gap: 8px; padding: 14px; border: 1px solid var(--line); border-radius: 16px; background: #fafbf8; }
.estimate-line .field { margin: 0; }
.estimate-line .form-control { min-height: 42px; padding: 8px; }
.delete-field { text-align: center; }
.delete-field .checkbox-input { margin-top: 9px; }
.sticky-actions { position: sticky; bottom: 12px; z-index: 4; padding: 12px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.94); box-shadow: var(--shadow); backdrop-filter: blur(12px); }
.totals { width: min(420px, 100%); margin: 26px 0 0 auto; }
.totals > div { display: flex; justify-content: space-between; gap: 18px; padding: 8px 0; }
.totals .grand-total { margin-top: 5px; padding-top: 14px; border-top: 2px solid var(--green); font-size: 19px; }

.login-wrap { min-height: calc(100vh - 150px); display: grid; place-items: center; }
.login-card { width: min(440px, 100%); padding: clamp(28px, 6vw, 44px); border-radius: 26px; background: var(--surface); box-shadow: var(--shadow); }
.login-card h1 { font-size: 34px; }
.stack-form { display: grid; gap: 10px; margin-top: 28px; }
.stack-form label { margin-top: 8px; font-size: 13px; font-weight: 760; }
.stack-form input { width: 100%; min-height: 48px; padding: 10px 13px; border: 1px solid #cbd3cc; border-radius: 13px; background: #fff; }
.stack-form input:focus { outline: 3px solid rgba(39, 103, 73, .18); border-color: var(--green-2); }
.stack-form .primary-button { margin-top: 14px; }
.alert { padding: 12px 14px; border-radius: 12px; background: #f8e7e6; color: var(--danger); font-size: 14px; }

@media (max-width: 820px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .page-heading { align-items: start; flex-direction: column; }
  .form-grid { grid-template-columns: repeat(2, 1fr); }
  .estimate-line { grid-template-columns: repeat(3, 1fr); }
  .description-field { grid-column: span 2; }
}

@media (max-width: 560px) {
  .topbar { align-items: flex-start; }
  .user-menu { align-items: flex-end; flex-direction: column; gap: 3px; }
  .page-shell { width: min(100% - 24px, 1180px); padding-top: 28px; }
  .stats-grid { gap: 10px; }
  .stat-card { min-height: 124px; padding: 18px; border-radius: 18px; }
  .stat-card strong { font-size: 34px; }
  .panel { padding: 20px; border-radius: 20px; }
  .order-row { flex-direction: column; gap: 10px; }
  .order-meta { text-align: left; }
  .card-grid, .detail-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .wide { grid-column: auto; }
  .estimate-line { grid-template-columns: repeat(2, 1fr); }
  .catalog-field, .description-field { grid-column: 1 / -1; }
  .document-list a { flex-direction: column; gap: 4px; }
}