:root {
  color-scheme: light;
  --ink: #132b39;
  --muted: #60717a;
  --navy: #102d3c;
  --blue: #0b6c94;
  --cyan: #0fa6b8;
  --orange: #d9661c;
  --orange-soft: #fff1e7;
  --green: #1d8359;
  --green-soft: #e8f6ef;
  --amber: #a96a0a;
  --amber-soft: #fff6df;
  --paper: #f3f7f9;
  --line: #d6e0e5;
  --white: #fff;
  --shadow: 0 18px 50px rgba(16, 45, 60, .1);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--paper);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 92% 3%, rgba(217, 102, 28, .1), transparent 24rem),
    linear-gradient(180deg, #edf4f7 0, var(--paper) 30rem);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.52;
}

button,
input,
select {
  font: inherit;
}

button,
summary,
select {
  cursor: pointer;
}

a {
  color: inherit;
}

.smd-header {
  width: min(1240px, calc(100% - 40px));
  min-height: 82px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.smd-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.smd-brand img {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.smd-brand span {
  display: grid;
}

.smd-brand strong {
  font-size: 1rem;
}

.smd-brand small {
  color: var(--muted);
  font-size: .76rem;
}

.smd-header nav {
  display: flex;
  gap: 8px;
}

.smd-header nav a {
  padding: 9px 12px;
  border-radius: 10px;
  color: #36515f;
  font-size: .84rem;
  font-weight: 750;
  text-decoration: none;
}

.smd-header nav a:hover,
.smd-header nav a:focus-visible {
  background: rgba(255, 255, 255, .8);
}

main {
  width: min(1240px, calc(100% - 40px));
  margin: 0 auto;
}

.smd-hero {
  min-height: 255px;
  padding: clamp(34px, 6vw, 64px);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  border-radius: 28px;
  color: var(--white);
  background:
    linear-gradient(125deg, rgba(16, 45, 60, .98), rgba(11, 108, 148, .91)),
    repeating-linear-gradient(90deg, transparent 0 39px, rgba(255,255,255,.035) 39px 40px);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.smd-hero::before,
.smd-hero::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
}

.smd-hero::before {
  width: 240px;
  height: 150px;
  right: 90px;
  top: -55px;
  transform: rotate(-12deg);
}

.smd-hero::after {
  width: 160px;
  height: 90px;
  right: 10px;
  top: 50px;
  transform: rotate(15deg);
}

.smd-hero > div {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--cyan);
  font-size: .73rem;
  font-weight: 900;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.smd-hero .eyebrow {
  color: #71e4ee;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.smd-hero h1 {
  margin-bottom: 14px;
  font-size: clamp(2.2rem, 5vw, 4.7rem);
  line-height: 1;
  letter-spacing: -.055em;
}

.smd-hero p:last-child {
  max-width: 760px;
  margin-bottom: 0;
  color: rgba(255,255,255,.82);
  font-size: clamp(.98rem, 1.7vw, 1.14rem);
}

.database-status {
  min-width: 230px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 13px;
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.86);
  font-size: .82rem;
  font-weight: 750;
  backdrop-filter: blur(8px);
}

.status-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #f7bc45;
  box-shadow: 0 0 0 5px rgba(247,188,69,.12);
}

.database-status.ready .status-dot {
  background: #4bdd98;
  box-shadow: 0 0 0 5px rgba(75,221,152,.12);
}

.database-status.error .status-dot {
  background: #ff755f;
  box-shadow: 0 0 0 5px rgba(255,117,95,.12);
}

.identifier-layout {
  padding: 34px 0 70px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  align-items: start;
  gap: 24px;
}

.search-workspace {
  min-width: 0;
}

.smd-search-card {
  padding: clamp(22px, 4vw, 38px);
  border: 1px solid var(--line);
  border-radius: 23px;
  background: var(--white);
  box-shadow: 0 12px 35px rgba(16,45,60,.07);
}

.form-heading,
.form-divider {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 13px;
}

.form-heading h2,
.form-divider h2 {
  margin-bottom: 4px;
  font-size: 1.15rem;
}

.form-heading p,
.form-divider p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: .86rem;
}

.step-number {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: var(--white);
  background: var(--orange);
  font-size: .85rem;
  font-weight: 900;
}

.marking-field {
  margin-top: 22px;
  display: grid;
  gap: 8px;
}

label > span,
.marking-field > span {
  color: #304b59;
  font-size: .8rem;
  font-weight: 850;
}

.marking-input-wrap {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 9px;
}

.marking-input-wrap input {
  width: 100%;
  min-width: 0;
  height: 62px;
  padding: 0 18px;
  border: 2px solid #bccbd2;
  border-radius: 14px;
  color: var(--ink);
  background: #fbfdfe;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: .08em;
  outline: none;
  text-transform: none;
}

.marking-input-wrap input:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(217,102,28,.12);
}

.marking-input-wrap button,
.search-submit {
  border: 0;
  border-radius: 13px;
  color: var(--white);
  background: var(--orange);
  font-weight: 900;
}

.marking-input-wrap button {
  min-width: 122px;
  padding: 0 21px;
}

.examples {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: .76rem;
}

.examples button {
  padding: 5px 9px;
  border: 1px solid #d7e0e4;
  border-radius: 999px;
  color: #315363;
  background: #f5f8fa;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .74rem;
  font-weight: 800;
}

.examples button:hover,
.examples button:focus-visible {
  border-color: var(--orange);
  color: #9e470f;
  background: var(--orange-soft);
}

.form-divider {
  margin-top: 29px;
  padding-top: 26px;
  border-top: 1px solid #e3eaee;
}

.primary-filters,
.advanced-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 13px;
}

.primary-filters label,
.advanced-grid label {
  min-width: 0;
  display: grid;
  gap: 7px;
}

select {
  width: 100%;
  min-width: 0;
  height: 46px;
  padding: 0 36px 0 12px;
  border: 1px solid #cbd7dc;
  border-radius: 10px;
  color: var(--ink);
  background: var(--white);
}

select:focus {
  outline: 3px solid rgba(11,108,148,.14);
  border-color: var(--blue);
}

select:disabled {
  color: #89969c;
  background: #f3f5f6;
  cursor: wait;
}

.advanced-filters {
  margin-top: 15px;
  border: 1px solid #e0e7eb;
  border-radius: 11px;
  background: #f8fafb;
}

.advanced-filters summary {
  padding: 12px 14px;
  color: #41606f;
  font-size: .82rem;
  font-weight: 850;
}

.advanced-grid {
  margin-top: 0;
  padding: 0 14px 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.search-submit {
  width: 100%;
  min-height: 54px;
  margin-top: 18px;
  padding: 13px 17px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.marking-input-wrap button:hover,
.marking-input-wrap button:focus-visible,
.search-submit:hover,
.search-submit:focus-visible {
  filter: brightness(1.07);
}

.method-panel {
  display: grid;
  gap: 17px;
  position: sticky;
  top: 18px;
}

.method-panel > section {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
}

.method-panel h2 {
  margin-bottom: 15px;
  font-size: 1.08rem;
  letter-spacing: -.02em;
}

.method-panel ol {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  counter-reset: method;
  list-style: none;
}

.method-panel li {
  padding-left: 32px;
  display: grid;
  position: relative;
  counter-increment: method;
}

.method-panel li::before {
  content: counter(method);
  width: 23px;
  height: 23px;
  position: absolute;
  left: 0;
  top: 1px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  color: var(--blue);
  background: #e6f2f6;
  font-size: .68rem;
  font-weight: 900;
}

.method-panel li strong {
  font-size: .85rem;
}

.method-panel li span {
  color: var(--muted);
  font-size: .76rem;
}

.coverage-card dl {
  margin: 0;
  display: grid;
  gap: 9px;
}

.coverage-card dl > div {
  padding-bottom: 8px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid #edf1f3;
}

.coverage-card dt {
  color: var(--muted);
  font-size: .76rem;
}

.coverage-card dd {
  margin: 0;
  color: var(--blue);
  font-weight: 900;
}

.coverage-card p {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: .73rem;
}

.method-panel .safety-card {
  border-color: #f2d3b9;
  background: var(--orange-soft);
}

.safety-card strong {
  color: #9b430d;
}

.safety-card p {
  margin: 6px 0 0;
  color: #774321;
  font-size: .76rem;
}

.results-section {
  margin-top: 22px;
}

.empty-results,
.loading-results,
.no-results {
  min-height: 245px;
  padding: 34px;
  display: grid;
  place-items: center;
  align-content: center;
  border: 1px dashed #bdccd3;
  border-radius: 20px;
  color: var(--muted);
  background: rgba(255,255,255,.56);
  text-align: center;
}

.empty-results h2,
.no-results h2 {
  margin: 15px 0 7px;
  color: var(--ink);
  font-size: 1.25rem;
}

.empty-results p,
.no-results p {
  max-width: 560px;
  margin-bottom: 0;
  font-size: .86rem;
}

.empty-chip {
  width: 70px;
  height: 50px;
  display: grid;
  place-items: center;
  border: 4px solid #c77742;
  border-radius: 8px;
  color: #9a4a16;
  background: var(--orange-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .8rem;
  font-weight: 900;
  position: relative;
}

.empty-chip::before,
.empty-chip::after {
  content: "";
  width: 14px;
  height: 42px;
  position: absolute;
  top: 0;
  background: repeating-linear-gradient(to bottom, transparent 0 5px, #c77742 5px 8px);
}

.empty-chip::before {
  left: -18px;
}

.empty-chip::after {
  right: -18px;
}

.results-heading {
  margin-bottom: 13px;
  padding: 21px 23px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: var(--white);
}

.results-heading h2 {
  margin-bottom: 4px;
  font-size: 1.2rem;
}

.results-heading p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: .82rem;
}

.result-count {
  min-width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: var(--white);
  background: var(--blue);
  font-weight: 900;
}

.ambiguity-notice {
  margin: 0 0 13px;
  padding: 13px 15px;
  border: 1px solid #ecd495;
  border-radius: 12px;
  color: #70501a;
  background: var(--amber-soft);
  font-size: .8rem;
}

.result-list {
  display: grid;
  gap: 11px;
}

.candidate-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: var(--white);
  box-shadow: 0 8px 24px rgba(16,45,60,.05);
}

.candidate-card[open] {
  border-color: #aac6d2;
  box-shadow: 0 14px 34px rgba(16,45,60,.09);
}

.candidate-summary {
  padding: 18px 19px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  list-style: none;
}

.candidate-summary::-webkit-details-marker {
  display: none;
}

.candidate-mark {
  min-width: 74px;
  padding: 11px 10px;
  border: 1px solid #e6c4ad;
  border-radius: 10px;
  color: #92430f;
  background: var(--orange-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1.08rem;
  font-weight: 950;
  letter-spacing: .055em;
  text-align: center;
}

.candidate-title {
  min-width: 0;
}

.candidate-title h3 {
  margin-bottom: 2px;
  overflow-wrap: anywhere;
  font-size: 1rem;
  letter-spacing: -.01em;
}

.candidate-title p {
  margin-bottom: 5px;
  color: var(--muted);
  font-size: .76rem;
}

.candidate-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.meta-pill,
.match-pill {
  padding: 4px 7px;
  border-radius: 999px;
  font-size: .66rem;
  font-weight: 850;
}

.meta-pill {
  color: #42606e;
  background: #eef3f5;
}

.match-column {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.match-pill {
  color: var(--green);
  background: var(--green-soft);
}

.match-pill.possible {
  color: var(--amber);
  background: var(--amber-soft);
}

.match-pill.approximate {
  color: #806457;
  background: #f3ece8;
}

.open-label {
  color: var(--blue);
  font-size: .7rem;
  font-weight: 850;
}

.candidate-card[open] .open-label::after {
  content: attr(data-close-label);
}

.candidate-card:not([open]) .open-label::after {
  content: attr(data-open-label);
}

.candidate-body {
  padding: 0 19px 20px;
  border-top: 1px solid #edf1f3;
}

.match-reasons {
  margin: 0 -19px 18px;
  padding: 12px 19px;
  color: #315765;
  background: #f1f7f9;
  font-size: .76rem;
}

.match-reasons strong {
  color: var(--ink);
}

.match-reasons ul {
  margin: 6px 0 0;
  padding-left: 18px;
}

.candidate-overview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.overview-item {
  min-width: 0;
  padding: 12px;
  border: 1px solid #e2e9ed;
  border-radius: 11px;
  background: #fbfcfd;
}

.overview-item span {
  display: block;
  color: var(--muted);
  font-size: .67rem;
  font-weight: 750;
  text-transform: uppercase;
}

.overview-item strong {
  display: block;
  margin-top: 3px;
  overflow-wrap: anywhere;
  font-size: .82rem;
}

.candidate-description {
  margin: 15px 0 0;
  color: #465e69;
  font-size: .82rem;
}

.technical-details {
  margin-top: 16px;
  display: grid;
  gap: 8px;
}

.technical-details > details {
  border: 1px solid #dce5e9;
  border-radius: 11px;
  background: var(--white);
}

.technical-details > details > summary {
  padding: 12px 14px;
  color: #274b5d;
  font-size: .79rem;
  font-weight: 900;
}

.detail-content {
  padding: 0 14px 14px;
  color: #435d68;
  font-size: .78rem;
}

.detail-content p:last-child {
  margin-bottom: 0;
}

.marking-layout {
  margin-bottom: 10px;
  padding: 12px;
  border: 1px solid #ead6c8;
  border-radius: 10px;
  background: #fff9f5;
}

.marking-layout code {
  display: block;
  margin-bottom: 6px;
  color: #8f4210;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1.1rem;
  font-weight: 950;
}

.marking-layout p {
  margin-bottom: 4px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid #e0e7ea;
  border-radius: 9px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: .75rem;
}

th,
td {
  padding: 9px 10px;
  border-bottom: 1px solid #e6ecef;
  text-align: left;
  vertical-align: top;
}

th {
  color: #385564;
  background: #f3f7f8;
  font-size: .68rem;
  text-transform: uppercase;
}

tr:last-child td {
  border-bottom: 0;
}

.source-box {
  padding: 13px;
  border: 1px solid #cfe0e7;
  border-radius: 10px;
  background: #f3f8fa;
}

.source-box strong,
.source-box span {
  display: block;
}

.source-box span {
  margin-top: 3px;
  color: var(--muted);
}

.source-box a {
  margin-top: 10px;
  display: inline-flex;
  color: var(--blue);
  font-weight: 900;
}

.replacement-warning {
  margin-top: 16px;
  padding: 13px 14px;
  border-left: 4px solid var(--orange);
  border-radius: 7px;
  color: #6f421f;
  background: var(--orange-soft);
  font-size: .76rem;
}

.no-results button {
  margin-top: 14px;
  padding: 9px 13px;
  border: 1px solid var(--blue);
  border-radius: 9px;
  color: var(--blue);
  background: var(--white);
  font-weight: 850;
}

footer {
  padding: 28px 20px 42px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 7px;
  color: #6b7d86;
  font-size: .78rem;
}

footer a {
  font-weight: 850;
}

@media (max-width: 960px) {
  .identifier-layout {
    grid-template-columns: 1fr;
  }

  .method-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    position: static;
  }
}

@media (max-width: 700px) {
  .smd-header,
  main {
    width: min(100% - 24px, 1240px);
  }

  .smd-header {
    min-height: 70px;
  }

  .smd-brand img {
    width: 43px;
    height: 43px;
  }

  .smd-header nav a {
    padding: 8px 9px;
    font-size: .74rem;
  }

  .smd-header nav a:last-child {
    display: none;
  }

  .smd-hero {
    min-height: 330px;
    padding: 28px 23px;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
    gap: 22px;
    border-radius: 21px;
  }

  .database-status {
    width: 100%;
    min-width: 0;
  }

  .identifier-layout {
    padding-top: 20px;
  }

  .smd-search-card {
    padding: 20px;
  }

  .marking-input-wrap {
    grid-template-columns: 1fr;
  }

  .marking-input-wrap button {
    min-height: 48px;
  }

  .primary-filters,
  .advanced-grid {
    grid-template-columns: 1fr;
  }

  .method-panel {
    grid-template-columns: 1fr;
  }

  .candidate-summary {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px;
  }

  .candidate-mark {
    min-width: 62px;
  }

  .match-column {
    grid-column: 1 / -1;
    grid-template-columns: 1fr auto;
    align-items: center;
    justify-items: start;
  }

  .candidate-overview {
    grid-template-columns: 1fr;
  }

  .results-heading {
    padding: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}