:root {
  --paper: #f7faf7;
  --surface: #ffffff;
  --ink: #1e2b23;
  --muted: #718078;
  --line: #dde7df;
  --green: #397d51;
  --green-dark: #25623b;
  --green-pale: #e7f2e9;
  --warm: #fcf9f2;
  --danger: #a94a42;
  font-family: Inter, "Segoe UI", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--paper); }
button, input, textarea, select { font: inherit; }
button, .button, .site-nav a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }

.site-header {
  width: min(1180px, calc(100% - 40px));
  height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { font-size: 15px; font-weight: 800; text-decoration: none; letter-spacing: .02em; }
.site-nav { display: flex; align-items: center; gap: 20px; font-size: 13px; color: var(--muted); }
.site-nav a { text-decoration: none; }
.site-nav a:hover, .site-nav a:focus { color: var(--green-dark); }
.icon-link { width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; }
.text-button { border: 0; background: transparent; color: var(--muted); cursor: pointer; }

.section-shell { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.hero { min-height: 575px; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 24px; padding: 74px 0 92px; }
.eyebrow, .label { margin: 0 0 14px; color: var(--green); font-size: 11px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 24px; font-size: clamp(48px, 7vw, 84px); line-height: .98; letter-spacing: 0; }
h2 { margin-bottom: 16px; font-size: clamp(30px, 4vw, 50px); line-height: 1.05; letter-spacing: 0; }
h3 { margin-bottom: 0; font-size: 22px; letter-spacing: 0; }
.hero-text, .muted { color: var(--muted); line-height: 1.75; }
.hero-text { max-width: 410px; margin-bottom: 28px; }
.hero-art { min-height: 360px; display: grid; place-items: center; position: relative; background: var(--green-pale); border-radius: 12px; overflow: hidden; }
.hero-art img { width: min(260px, 60%); position: relative; z-index: 1; filter: drop-shadow(0 24px 24px rgba(45, 79, 56, .18)); }
.hero-glow { width: 300px; height: 300px; border-radius: 50%; position: absolute; background: rgba(255, 255, 255, .6); }

.button { min-height: 44px; padding: 0 17px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; border: 1px solid transparent; border-radius: 7px; cursor: pointer; font-weight: 750; font-size: 13px; text-decoration: none; transition: transform .18s ease, background .18s ease, border-color .18s ease; }
.button:hover { transform: translateY(-1px); }
.button-primary { color: #fff; background: var(--green); }
.button-primary:hover { background: var(--green-dark); }
.button-secondary { color: var(--green-dark); background: #fff; border-color: var(--line); }
.button-secondary:hover { border-color: var(--green); }
.button-wide { width: 100%; }

.section-grid { padding: 92px 0; display: grid; grid-template-columns: .8fr 1.2fr; align-items: start; gap: 80px; }
.section-border-top { border-top: 1px solid var(--line); }
.selector-stack { display: grid; gap: 18px; margin-top: 28px; }
.selector-row { display: grid; gap: 10px; }
.selector-label { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 12px; }
.selector-label span { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; color: var(--green-dark); background: var(--green-pale); font-weight: 800; }
.product-options { display: grid; gap: 10px; margin-top: 28px; }
.selector-row .product-options { margin-top: 0; }
.selector-row textarea { margin-top: 0; background: #fff; }
.product-option { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 16px; background: transparent; border: 1px solid var(--line); border-radius: 7px; cursor: pointer; text-align: left; color: var(--ink); }
.product-option.active { background: var(--surface); border-color: var(--green); box-shadow: 0 6px 18px rgba(45, 93, 59, .08); }
.product-option strong { display: block; font-size: 15px; }
.product-option small { display: block; margin-top: 4px; color: var(--muted); }
.option-check { width: 20px; height: 20px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: #fff; }
.product-option.active .option-check { background: var(--green); border-color: var(--green); }
.quantity-control { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 16px; margin-top: 14px; background: var(--green-pale); border-radius: 7px; }
.quantity-actions { display: flex; align-items: center; gap: 12px; }
.stepper { width: 35px; height: 35px; border: 1px solid var(--line); border-radius: 50%; background: #fff; cursor: pointer; font-size: 18px; color: var(--green-dark); }

.surface { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; }
.form-panel { padding: 26px; }
.form-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 22px; }
.form-heading .label { margin-bottom: 7px; }
.total-price { font-size: 24px; font-weight: 850; color: var(--green-dark); white-space: nowrap; }
label { display: block; margin-bottom: 16px; color: var(--ink); font-size: 13px; font-weight: 700; }
.optional { margin-left: 6px; color: var(--muted); font-weight: 400; }
input, textarea, select { width: 100%; margin-top: 7px; padding: 12px 13px; color: var(--ink); background: #fbfdfb; border: 1px solid var(--line); border-radius: 6px; outline: 0; }
input:focus, textarea:focus, select:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(57, 125, 81, .12); }
textarea { resize: vertical; }
.form-feedback { min-height: 18px; margin: 12px 0 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
.form-feedback.error { color: var(--danger); }
.form-feedback.success { color: var(--green-dark); }

.payment-section { background: var(--green-pale); }
.payment-layout { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 80px; padding: 92px 0; }
.payment-summary { display: grid; gap: 10px; margin: 28px 0; }
.payment-summary div { display: flex; justify-content: space-between; gap: 16px; padding-bottom: 10px; border-bottom: 1px solid rgba(57, 125, 81, .16); }
.payment-summary span { color: var(--muted); font-size: 13px; }
.payment-summary strong { font-size: 14px; }
.qr-panel { min-height: 350px; display: grid; place-items: center; align-content: center; gap: 18px; padding: 32px; background: #fff; border-radius: 8px; }
.qr-image { width: min(250px, 80%); aspect-ratio: 1; object-fit: contain; }
.qr-empty { color: var(--muted); text-align: center; }
.qr-caption { max-width: 320px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; text-align: center; }
.payment-result-shell { min-height: 100vh; display: grid; place-items: center; padding: 40px 0; }
.payment-result-card { width: min(560px, 100%); padding: 30px; }
.payment-result-card h1 { margin-bottom: 12px; }
.payment-result-details { display: grid; gap: 10px; margin: 24px 0; padding: 16px; background: var(--green-pale); border-radius: 7px; }
.payment-result-details div { display: flex; justify-content: space-between; gap: 16px; border-bottom: 1px solid rgba(57, 125, 81, .16); padding-bottom: 8px; }
.payment-result-details div:last-child { border-bottom: 0; padding-bottom: 0; }
.payment-result-details span { color: var(--muted); }

.lookup-result { margin-top: 14px; padding: 20px; }
.result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 16px; }
.result-grid div { padding: 12px; background: var(--green-pale); border-radius: 6px; }
.result-grid span { display: block; margin-bottom: 5px; color: var(--muted); font-size: 11px; }
.result-grid strong { font-size: 14px; }
.telegram-link { display: inline-flex; align-items: center; gap: 10px; color: var(--green-dark); font-size: 13px; font-weight: 750; text-decoration: none; }

.site-footer { display: flex; justify-content: space-between; gap: 20px; padding: 28px 0 40px; color: var(--muted); border-top: 1px solid var(--line); font-size: 12px; }
.modal-backdrop { position: fixed; inset: 0; z-index: 10; display: grid; place-items: center; padding: 20px; background: rgba(24, 36, 28, .45); }
.modal-backdrop[hidden], [hidden] { display: none !important; }
.modal { width: min(430px, 100%); position: relative; padding: 30px; background: #fff; border-radius: 9px; box-shadow: 0 20px 60px rgba(0,0,0,.18); }
.modal h2 { font-size: 32px; }
.modal-close { position: absolute; top: 13px; right: 15px; border: 0; background: transparent; color: var(--muted); font-size: 26px; cursor: pointer; }
.order-number-box { padding: 16px; margin: 22px 0; background: var(--green-pale); border-radius: 7px; }
.order-number-box span { display: block; margin-bottom: 7px; color: var(--muted); font-size: 12px; }
.order-number-box strong { font-size: 24px; letter-spacing: .05em; }

.admin-body { background: #f2f6f2; }
.admin-main { padding: 50px 0 100px; }
.admin-login { width: min(430px, 100%); margin: 60px auto; padding: 30px; }
.admin-login h1, .admin-heading h1 { font-size: 42px; }
.admin-heading { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 28px; }
.metric-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-bottom: 18px; }
.metric-card { padding: 18px; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
.metric-card span { display: block; color: var(--muted); font-size: 12px; }
.metric-card strong { display: block; margin-top: 8px; color: var(--green-dark); font-size: 26px; }
.catalog-section { margin-bottom: 18px; }
.catalog-layout { display: grid; grid-template-columns: 260px 1fr; gap: 18px; }
.catalog-products { display: grid; align-content: start; gap: 8px; }
.catalog-product { padding: 13px; border: 1px solid var(--line); border-radius: 7px; background: #fff; text-align: left; cursor: pointer; }
.catalog-product.active { border-color: var(--green); background: var(--green-pale); }
.catalog-product strong, .catalog-product small { display: block; }
.catalog-product small { margin-top: 5px; color: var(--muted); }
.catalog-product em { display: block; margin-top: 8px; color: var(--green-dark); font-size: 11px; font-style: normal; }
.catalog-product .status-pill { margin-top: 8px; }
.compact-form { padding: 16px; }
.checkbox-label { display: flex; align-items: center; gap: 8px; }
.checkbox-label input { width: 16px; height: 16px; margin: 0; }
.spec-editor { margin-top: 18px; }
.spec-list { display: grid; gap: 8px; margin-bottom: 12px; }
.spec-item { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 10px; padding: 11px 12px; border: 1px solid var(--line); border-radius: 7px; }
.spec-item strong, .spec-item small { display: block; }
.spec-item small { margin-top: 4px; color: var(--muted); }
.spec-item.inactive { opacity: .55; }
.edit-hint { color: var(--green-dark); font-size: 12px; font-weight: 700; }
.admin-columns { display: grid; grid-template-columns: 1.3fr .7fr; gap: 18px; align-items: start; }
.admin-section { padding: 22px; }
.section-heading { display: flex; align-items: start; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.section-heading .label { margin-bottom: 7px; }
.section-heading h2 { margin-bottom: 0; font-size: 25px; }
.icon-button { width: 30px; height: 30px; border: 1px solid var(--line); border-radius: 50%; background: #fff; color: var(--muted); cursor: pointer; }
.filter-row { display: grid; grid-template-columns: 1fr 160px auto; align-items: center; gap: 8px; margin-bottom: 14px; }
.filter-row input, .filter-row select { margin: 0; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th, td { padding: 12px 8px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { color: var(--muted); font-size: 11px; font-weight: 700; }
tbody tr { cursor: pointer; }
tbody tr:hover, tbody tr.active { background: var(--green-pale); }
.status-pill { display: inline-block; padding: 4px 7px; border-radius: 999px; background: var(--green-pale); color: var(--green-dark); font-size: 10px; }
.empty-state { padding: 38px 10px; color: var(--muted); text-align: center; font-size: 13px; }
.detail-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 0 0 22px; }
.detail-list div { padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.detail-list dt { margin-bottom: 5px; color: var(--muted); font-size: 11px; }
.detail-list dd { margin: 0; font-size: 13px; line-height: 1.5; word-break: break-word; }
.editor-actions { display: grid; gap: 10px; }
.editor-actions label { margin-bottom: 0; }
.settings-section { margin-top: 18px; }
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.admin-qr-preview { width: min(220px, 100%); margin-top: 12px; aspect-ratio: 1; object-fit: contain; border: 1px solid var(--line); border-radius: 6px; }
.message-cell { min-width: 260px; max-width: 420px; white-space: normal; line-height: 1.55; }

@media (max-width: 900px) {
  .hero, .section-grid, .payment-layout, .admin-columns { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding-top: 40px; }
  .hero-art { min-height: 300px; }
  .metric-grid { grid-template-columns: repeat(3, 1fr); }
  .catalog-layout { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .site-header, .section-shell { width: min(100% - 28px, 1180px); }
  .site-header { height: 64px; }
  .site-nav { gap: 10px; font-size: 12px; }
  .site-nav a:nth-child(3) { display: none; }
  .hero { min-height: auto; padding: 48px 0 64px; }
  h1 { font-size: 52px; }
  .section-grid, .payment-layout { padding: 64px 0; }
  .form-panel, .admin-section, .admin-login { padding: 20px; }
  .result-grid, .settings-grid { grid-template-columns: 1fr; }
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .metric-card strong { font-size: 21px; }
  .filter-row { grid-template-columns: 1fr 1fr; }
  .filter-row input { grid-column: 1 / -1; }
  .filter-row button { grid-column: 2; }
  .admin-heading { align-items: start; flex-direction: column; }
  .admin-heading .button { width: 100%; }
  .site-footer { flex-direction: column; gap: 8px; }
}