:root {
  --ink: #18231d;
  --muted: #657064;
  --line: #d8ddd4;
  --paper: #ffffff;
  --cream: #faf8f2;
  --green: #147a55;
  --amber: #d28a0e;
  --red: #b42318;
  --violet: #5f57a6;
  --soft: #f4f7f1;
}

* { box-sizing: border-box; }
html { overflow-x: hidden; }
body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #fbfaf6;
}
a { color: inherit; font-weight: 800; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid #172033;
  border-radius: 8px;
  background: #172033;
  color: #fff;
  padding: 0 13px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}
button.secondary, #cancelEdit, #logout, #exportCsv, #exportPdf {
  background: #fff;
  color: #172033;
  border-color: var(--line);
}
button.danger {
  background: #fff;
  color: var(--red);
  border-color: #f1b2ad;
}
input, select, textarea {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 8px 10px;
}
textarea {
  min-height: 120px;
  resize: vertical;
}
label { display: grid; gap: 6px; color: #3d4757; font-size: 14px; font-weight: 700; }
.hidden { display: none !important; }
.landing {
  display: grid;
  gap: 56px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 18px 34px;
}
.landing-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding-top: 8px;
}
.hero-copy {
  display: grid;
  gap: 16px;
}
.eyebrow {
  margin: 0;
  color: var(--green);
  font-weight: 900;
}
.hero h2 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(44px, 11vw, 84px);
  line-height: .92;
  letter-spacing: 0;
}
.hero-text {
  max-width: 640px;
  margin: 0;
  color: #4f5b50;
  font-size: 18px;
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.hero-actions a {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 0 4px;
}
.hero-copy small {
  color: var(--muted);
  font-weight: 800;
}
.hero-stack {
  display: grid;
  gap: 14px;
}
.mockup {
  display: grid;
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 22px 60px rgba(24,35,29,.12);
  padding: 16px;
}
.mockup-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}
.mockup-top span {
  color: var(--muted);
  font-weight: 800;
}
.mockup-top button {
  min-height: 34px;
  background: var(--green);
  border-color: var(--green);
}
.mockup > strong {
  font-size: 28px;
}
.mockup-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}
.mockup-stats span {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}
.mockup-stats b {
  color: var(--ink);
  font-size: 24px;
}
.mockup-stats .urgent { background: #fff1ef; border-color: #f0b5ae; }
.mockup-stats .soon { background: #fff8e8; border-color: #f1ce86; }
.mockup-stats .good { background: #effaf4; border-color: #9ed6bc; }
.mockup h3 { margin: 0; }
.mockup ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.mockup li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 12px;
  border: 1px solid #e6ebe3;
  border-radius: 8px;
  padding: 10px;
}
.mockup li span { color: var(--muted); }
.mockup li em {
  grid-row: span 2;
  align-self: center;
  color: var(--green);
  font-style: normal;
  font-weight: 900;
}
.landing-section {
  display: grid;
  gap: 20px;
}
.landing-section h2 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(30px, 6vw, 52px);
  line-height: 1;
  letter-spacing: 0;
}
.landing-grid {
  display: grid;
  gap: 14px;
}
.landing-grid article, .steps article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 14px 34px rgba(24,35,29,.07);
  padding: 18px;
}
.landing-grid span, .steps span {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
  font-weight: 900;
}
.landing-grid p, .landing-grid ul, .steps p, .showcase p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}
.landing-grid ul {
  display: grid;
  gap: 6px;
  padding-left: 18px;
}
.problem > strong {
  color: var(--green);
  font-size: 20px;
}
.steps {
  display: grid;
  gap: 14px;
}
.steps b {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 8px;
  background: var(--green);
  color: #fff;
  margin-bottom: 14px;
}
.showcase {
  grid-template-columns: 1fr;
  align-items: center;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 38px 0;
}
.flow {
  display: grid;
  gap: 10px;
}
.flow span {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  padding: 16px;
  font-weight: 900;
}
.pricing article strong {
  display: block;
  margin: 4px 0 12px;
  font-size: 30px;
}
.pricing button {
  margin-top: 16px;
}
.landing-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
  align-items: center;
  border-top: 1px solid var(--line);
  padding-top: 20px;
  color: var(--muted);
}
.landing-footer strong {
  color: var(--ink);
  margin-right: auto;
}
.landing-footer small {
  flex-basis: 100%;
}
.brand-lockup { display: flex; align-items: center; gap: 14px; }
.brand-mark, .brand-logo {
  display: grid;
  width: 48px;
  height: 48px;
  border-radius: 10px;
}
.brand-mark {
  place-items: center;
  background: #172033;
  color: #fff;
  font-weight: 900;
}
.brand-logo {
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--line);
}
.brand-lockup p { margin: 0 0 4px; color: var(--muted); font-weight: 700; }
.brand-lockup h1 { margin: 0; font-size: clamp(24px, 4vw, 36px); letter-spacing: 0; }
.auth-card, .panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.9);
  box-shadow: 0 18px 45px rgba(23,32,51,.08);
}
.auth-card { display: grid; gap: 14px; padding: 20px; }
.auth-card h2, .panel h2 { margin: 0; }
.auth-card p, .panel p { color: var(--muted); margin-top: 0; }
.shell { max-width: 1500px; margin: 0 auto; padding: 16px 24px 32px; }
.topbar {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.top-actions, .tabs, .toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; min-width: 0; }
#userBadge {
  border: 1px solid #9ed6bc;
  border-radius: 8px;
  background: #effaf4;
  color: #175f43;
  padding: 8px 12px;
  font-weight: 800;
}
.tabs { padding: 12px 0; border-bottom: 1px solid var(--line); }
.tabs button { background: #fff; color: var(--ink); border-color: var(--line); }
.tabs button.active { background: var(--ink); color: #fff; }
#message { margin-left: auto; color: var(--muted); font-size: 14px; }
.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 16px 0;
}
.metrics article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.9);
  padding: 16px;
}
.metrics span { color: var(--muted); font-weight: 800; font-size: 14px; }
.metrics strong { display: block; margin-top: 10px; font-size: 30px; }
.main-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 360px); gap: 16px; align-items: start; min-width: 0; }
.admin-users-grid {
  display: grid;
  grid-template-columns: minmax(280px, 420px) minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  min-width: 0;
}
.panel { padding: 16px; }
.toolbar { display: grid; grid-template-columns: minmax(180px, 1fr) 150px 150px 130px 110px; margin-bottom: 12px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; table-layout: auto; }
th {
  background: #172033;
  color: #fff;
  text-align: left;
  padding: 11px 10px;
  white-space: nowrap;
}
td {
  border-bottom: 1px solid #e5e9ee;
  padding: 10px;
  vertical-align: middle;
  overflow-wrap: break-word;
}
td:first-child small { overflow-wrap: anywhere; }
td::before { display: none; }
td small { display: block; color: var(--muted); margin-top: 3px; }
.status {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  border-radius: 7px;
  border: 1px solid;
  padding: 3px 8px;
  font-weight: 800;
}
.Expired { border-color: #f1b2ad; background: #fff0ef; color: var(--red); }
.Due-soon { border-color: #f1cf88; background: #fff8e7; color: #8a5b00; }
.Watch { border-color: #a8d5f2; background: #eef8ff; color: #245a7d; }
.Valid { border-color: #9ed6bc; background: #effaf4; color: var(--green); }
.After-opening { border-color: #d7c8f3; background: #f6f1ff; color: var(--violet); }
.No-date { border-color: #d1d5db; background: #f4f5f7; color: #4b5563; }
.form-panel { background: var(--cream); }
form { display: grid; gap: 12px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.row-actions { display: flex; justify-content: flex-end; gap: 8px; min-width: 142px; }
.row-actions button {
  min-width: 64px;
  min-height: 34px;
  padding: 0 12px;
  background: #fff;
  color: var(--ink);
  border-color: var(--line);
  white-space: nowrap;
  word-break: keep-all;
}
.row-actions button:last-child {
  color: var(--red);
  border-color: #f1b2ad;
}
.dropzone {
  display: grid;
  min-height: 150px;
  place-items: center;
  border: 1px dashed #8994a4;
  border-radius: 8px;
  background: #f8fafc;
  cursor: pointer;
}
.dropzone input { display: none; }
#importPreview { margin-top: 16px; }
dl { display: grid; grid-template-columns: 140px 1fr; gap: 0; }
dt, dd { margin: 0; padding: 12px 0; border-bottom: 1px solid #e5e9ee; }
dt { color: var(--muted); font-weight: 800; }
dd { font-weight: 800; }
fieldset {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 0;
  padding: 14px;
}
.field-help {
  align-self: end;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}
legend {
  padding: 0 8px;
  color: var(--green);
  font-weight: 900;
}
.settings-panel {
  margin-top: 16px;
}
.settings-panel form {
  gap: 16px;
}
.wide-fieldset {
  grid-template-columns: 1fr;
}

@media (max-width: 960px) {
  .topbar, .main-grid, .admin-users-grid, .metrics { grid-template-columns: 1fr; }
  .toolbar { grid-template-columns: 1fr; }
  .shell { padding: 12px 12px 24px; }
  .top-actions { align-items: stretch; }
  .top-actions > * { flex: 1 1 auto; }
  fieldset { grid-template-columns: 1fr; }
}

@media (min-width: 760px) {
  .landing { padding: 24px max(26px, 5vw) 48px; }
  .hero { grid-template-columns: minmax(0, 1.05fr) minmax(340px, .78fr); gap: 36px; }
  .landing-grid.three, .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .landing-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .showcase { grid-template-columns: minmax(0, 1fr) 320px; }
}

@media (max-width: 560px) {
  .mockup-stats { grid-template-columns: 1fr; }
  .mockup li { grid-template-columns: 1fr; }
  .landing-nav { align-items: flex-start; }
  .hero-actions button, .hero-actions a { width: 100%; justify-content: center; }
}

@media (max-width: 700px) {
  .tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .tabs button { width: 100%; }
  #message {
    grid-column: 1 / -1;
    margin-left: 0;
  }
  .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  .metrics article { padding: 12px; }
  .metrics strong { font-size: 24px; }
  .panel { padding: 12px; }
  .table-wrap { overflow: visible; }
  table, thead, tbody, tr, td {
    display: block;
    width: 100%;
  }
  thead { display: none; }
  tbody {
    display: grid;
    gap: 10px;
  }
  tr {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 10px 24px rgba(24,35,29,.06);
    padding: 12px;
  }
  td {
    display: grid;
    grid-template-columns: 86px minmax(0, 1fr);
    gap: 10px;
    align-items: start;
    border-bottom: 0;
    padding: 7px 0;
  }
  td::before {
    display: block;
    color: var(--muted);
    font-size: 13px;
    font-weight: 900;
  }
  td:nth-child(1)::before { content: "Item"; }
  td:nth-child(2)::before { content: "Qty"; }
  td:nth-child(3)::before { content: "Location"; }
  td:nth-child(4)::before { content: "Expiry"; }
  td:nth-child(5)::before { content: "Status"; }
  td:nth-child(6)::before { content: ""; }
  td:first-child {
    grid-template-columns: 1fr;
    padding-top: 0;
  }
  td:first-child::before { display: none; }
  td:first-child strong {
    font-size: 18px;
  }
  td:last-child {
    grid-template-columns: 1fr;
    padding-bottom: 0;
  }
  .row-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-width: 0;
  }
  .row-actions button {
    min-height: 40px;
  }
  .split { grid-template-columns: 1fr; }
}

@media print {
  body {
    background: #fff;
  }
  .landing, .tabs, .top-actions, .toolbar, .form-panel, #admin, #import, #profile {
    display: none !important;
  }
  .shell, .panel {
    max-width: none;
    padding: 0;
    box-shadow: none;
    border: 0;
  }
  .topbar {
    display: block;
    border-bottom: 2px solid #172033;
    margin-bottom: 16px;
  }
  .metrics {
    grid-template-columns: repeat(4, 1fr);
  }
  .table-wrap {
    overflow: visible;
  }
  table, thead, tbody, tr, th, td {
    display: revert;
  }
  thead {
    display: table-header-group;
  }
  tr {
    box-shadow: none;
    border: 0;
    padding: 0;
  }
  td::before {
    display: none !important;
  }
  .row-actions {
    display: none;
  }
}