:root {
  --ink: #14201a;
  --muted: #4a5c52;
  --paper: #f3f6f2;
  --panel: #ffffff;
  --accent: #1f6b4a;
  --accent-dark: #145238;
  --line: #d5e0d8;
  --link: #5b21b6;
  --warn-bg: #fff4e5;
  --ok-bg: #e7f6ee;
  --err-bg: #fde8e8;
  --brand-display: "Segoe UI", "Helvetica Neue", sans-serif;
  --body: "Segoe UI", "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: var(--body);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #d9ebe1 0%, transparent 55%),
    linear-gradient(180deg, #eef3ef 0%, var(--paper) 40%, #e7eee9 100%);
}

a {
  color: var(--link);
  text-decoration: none;
  font-weight: 700;
}

a:hover,
a:focus,
a:visited {
  text-decoration: none;
  font-weight: 700;
}

.bar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}

.brand-block {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.brand {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  font-family: var(--brand-display);
}

.app-name {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

nav {
  display: flex;
  gap: 1rem;
}

nav a {
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
}

nav a.nav-current {
  color: var(--accent);
}

.sync-bar {
  text-align: center;
  font-weight: 700;
  padding: 0.45rem 1rem;
  background: #eef7f1;
  border-bottom: 1px solid var(--line);
}

.sync-bar[data-state="running"] {
  background: #e7f1ff;
}

.sync-bar[data-state="error"] {
  background: var(--err-bg);
}

main {
  width: min(1100px, calc(100% - 2rem));
  margin: 1.25rem auto 3rem;
}

.hero {
  margin: 1rem 0 1.5rem;
  padding: 2.5rem 1.5rem;
  background:
    linear-gradient(120deg, rgba(31, 107, 74, 0.92), rgba(20, 82, 56, 0.88)),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 40 40'%3E%3Cg fill='%23ffffff' fill-opacity='0.06'%3E%3Cpath d='M0 0h20v20H0zm20 20h20v20H20z'/%3E%3C/g%3E%3C/svg%3E");
  color: #fff;
  border-radius: 0;
}

.hero h1 {
  margin: 0 0 0.4rem;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
}

.hero p {
  margin: 0;
  max-width: 32rem;
  opacity: 0.95;
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.product {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1rem;
}

.product h2 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.sku,
.stock {
  margin: 0.2rem 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.price {
  margin: 0.5rem 0;
  font-weight: 800;
  color: var(--accent-dark);
}

.empty,
.notice,
.lead,
.hint {
  color: var(--muted);
}

.notice {
  background: var(--warn-bg);
  border: 1px solid #f0d4a8;
  padding: 0.75rem 1rem;
}

.block {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.25rem;
  margin: 1rem 0;
}

.steps {
  padding-left: 1.2rem;
}

.steps li {
  margin: 0.45rem 0;
}

label {
  display: block;
  margin: 0.75rem 0;
  font-weight: 600;
}

input,
select {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  background: #fff;
  font: inherit;
}

fieldset {
  border: 1px solid var(--line);
  margin: 1rem 0;
  padding: 0.75rem 1rem;
}

fieldset label {
  font-weight: 500;
}

fieldset input {
  display: inline-block;
  width: auto;
  margin-right: 0.4rem;
}

button,
.copy,
.primary {
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  padding: 0.55rem 0.9rem;
}

button:disabled,
.primary:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.copy {
  background: #fff;
  color: var(--accent-dark);
  padding: 0.2rem 0.45rem;
  margin-left: 0.35rem;
  font-size: 0.8rem;
}

.status {
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
}

.status.ok {
  background: var(--ok-bg);
}

.status.warn {
  background: var(--warn-bg);
}

.busy-dialog {
  border: none;
  padding: 1.25rem 1.5rem;
  background: #fff;
  color: var(--ink);
  max-width: 22rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.busy-dialog::backdrop {
  background: rgba(20, 32, 26, 0.45);
}

@media (max-width: 640px) {
  .bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding: 1.75rem 1rem;
  }
}