* {
  box-sizing: border-box;
}

:root {
  --ink: #092f3b;
  --ink-2: #123f4a;
  --teal: #0d8d82;
  --teal-dark: #08776e;
  --soft: #f2f7f7;
  --line: #d8e4e6;
  --muted: #64777d;
  --white: #ffffff;
}

html {
  min-height: 100%;
  background: #eef4f4;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: #eef4f4;
  font-family: Arial, Helvetica, sans-serif;
}

button,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

.demo-shell {
  width: min(100%, 1600px);
  min-height: 100vh;
  margin: 0 auto;
  background: var(--white);
  box-shadow: 0 0 50px rgba(9, 47, 59, 0.08);
}

.topbar {
  display: flex;
  min-height: 74px;
  align-items: center;
  padding: 12px clamp(20px, 4vw, 58px);
  background: var(--white);
  color: var(--ink);
}

.brand {
  display: flex;
  align-items: center;
  gap: 22px;
}

.aegeantek-logo {
  display: block;
  width: clamp(218px, 19.5vw, 278px);
  height: auto;
  flex: 0 0 auto;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.5vw, 18px);
  margin-left: auto;
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.language-switch button {
  appearance: none;
  border: 0;
  padding: 4px 2px;
  background: transparent;
  color: rgba(9,47,59,.58);
  font: inherit;
  cursor: pointer;
}

.language-switch button:hover,
.language-switch button:focus-visible {
  color: var(--ink);
}

.language-switch button.is-active {
  color: var(--ink);
}

.language-switch span {
  color: rgba(9,47,59,.28);
}

.brand > span {
  display: grid;
  gap: 2px;
  padding-left: 22px;
  border-left: 1px solid rgba(9,47,59,.18);
}

.brand b {
  font-size: 0.88rem;
}

.brand small {
  color: rgba(9,47,59,.62);
  font-size: 0.72rem;
}

.restart-button {
  width: 42px;
  height: 42px;
  margin-left: auto;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 10px;
  color: white;
  background: transparent;
  font-size: 1.5rem;
}

.screen {
  min-height: calc(100vh - 124px);
}

.landing {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.landing-copy,
.landing-visual {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(42px, 6vw, 88px);
}

.product-mark {
  display: flex;
  width: fit-content;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  padding: 8px 15px 8px 9px;
  border: 1px solid #d5e7e5;
  border-radius: 14px;
  background: #f3f9f8;
}

.product-mark strong {
  display: grid;
  min-width: 62px;
  min-height: 42px;
  place-items: center;
  border-radius: 10px;
  background: var(--ink);
  color: white;
  letter-spacing: .1em;
}

.product-mark span {
  font-weight: 800;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--teal);
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .14em;
}

.landing h1,
.workspace-heading h1,
.results-heading h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2.8rem, 5vw, 5.3rem);
  line-height: .98;
  letter-spacing: -.045em;
}

.landing h1 span {
  display: block;
  color: var(--teal);
}

.lead,
.workspace-heading > p:last-child {
  max-width: 690px;
  margin: 25px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.35vw, 1.2rem);
  line-height: 1.65;
}

.primary-button {
  display: inline-flex;
  width: fit-content;
  min-height: 58px;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-top: 30px;
  padding: 0 25px;
  border: 0;
  border-radius: 12px;
  background: var(--teal);
  color: white;
  font-weight: 900;
}

.primary-button:hover {
  background: var(--teal-dark);
}

.demo-note {
  margin: 13px 0 0;
  color: #829095;
  font-size: .76rem;
}

.landing-visual {
  color: white;
  background:
    radial-gradient(circle at 80% 20%, rgba(13,141,130,.28), transparent 32%),
    #082d39;
}

.eyebrow.light {
  color: #71dacf;
}

.knowledge-preview {
  gap: clamp(18px, 2vw, 28px);
}

.preview-question {
  display: grid;
  gap: 9px;
  padding: clamp(18px, 2vw, 24px);
  border: 1px solid rgba(113,218,207,.38);
  border-radius: 16px;
  background: rgba(255,255,255,.07);
  box-shadow: 0 18px 50px rgba(0,0,0,.12);
}

.preview-question span,
.preview-answer > div:first-child span {
  color: #71dacf;
  font-size: .68rem;
  font-weight: 900;
  letter-spacing: .13em;
}

.preview-question strong {
  font-size: clamp(1.15rem, 1.7vw, 1.55rem);
  line-height: 1.3;
}

.knowledge-map {
  display: grid;
  grid-template-columns: 1fr minmax(145px, .9fr) 1fr;
  grid-template-areas:
    "files core email"
    "teams core reports";
  gap: 12px;
  align-items: stretch;
}

.knowledge-source,
.knowledge-core {
  position: relative;
  display: flex;
  min-height: 82px;
  flex-direction: column;
  justify-content: center;
  padding: 15px;
  border-radius: 14px;
}

.knowledge-source {
  border: 1px solid rgba(255,255,255,.13);
  background: rgba(255,255,255,.055);
}

.knowledge-source b {
  font-size: .84rem;
}

.knowledge-source small {
  margin-top: 4px;
  color: rgba(255,255,255,.52);
  font-size: .7rem;
}

.source-files {
  grid-area: files;
}

.source-email {
  grid-area: email;
}

.source-teams {
  grid-area: teams;
}

.source-reports {
  grid-area: reports;
}

.knowledge-core {
  grid-area: core;
  align-items: center;
  text-align: center;
  border: 1px solid rgba(113,218,207,.55);
  background:
    radial-gradient(circle at 50% 30%, rgba(113,218,207,.2), transparent 58%),
    rgba(13,141,130,.16);
}

.knowledge-core::before,
.knowledge-core::after {
  content: "";
  position: absolute;
  left: -12%;
  width: 124%;
  height: 1px;
  background: linear-gradient(
    90deg,
    rgba(113,218,207,.12),
    rgba(113,218,207,.65),
    rgba(113,218,207,.12)
  );
}

.knowledge-core::before {
  top: 32%;
}

.knowledge-core::after {
  bottom: 32%;
}

.knowledge-core span {
  display: grid;
  width: 52px;
  aspect-ratio: 1;
  margin-bottom: 10px;
  place-items: center;
  border-radius: 13px;
  background: #71dacf;
  color: #082d39;
  font-weight: 900;
  letter-spacing: .08em;
}

.knowledge-core strong {
  font-size: .86rem;
}

.knowledge-core small {
  margin-top: 4px;
  color: rgba(255,255,255,.56);
  font-size: .66rem;
}

.preview-answer {
  padding: clamp(18px, 2vw, 24px);
  border: 1px solid rgba(113,218,207,.42);
  border-radius: 16px;
  background: rgba(13,141,130,.14);
}

.preview-answer > div:first-child {
  display: grid;
  gap: 6px;
}

.preview-answer > div:first-child b {
  font-size: clamp(1rem, 1.35vw, 1.25rem);
}

.preview-answer p {
  margin: 12px 0 16px;
  color: rgba(255,255,255,.68);
  font-size: .82rem;
  line-height: 1.55;
}

.preview-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.preview-proof span {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.76);
  font-size: .68rem;
  font-weight: 700;
}

.workspace,
.results {
  padding: clamp(28px, 4vw, 56px);
  background: #f7fafa;
}

.workspace-heading h1,
.results-heading h1 {
  font-size: clamp(2.4rem, 4vw, 4rem);
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(230px, 25%) 1fr;
  gap: 22px;
  margin-top: 30px;
}

.source-panel,
.question-panel,
.answer-card,
.reasoning-card,
.evidence-column {
  border: 1px solid var(--line);
  border-radius: 17px;
  background: white;
  box-shadow: 0 10px 30px rgba(9,47,59,.05);
}

.source-panel {
  padding: 20px;
}

.panel-heading,
.question-heading,
.evidence-heading,
.answer-label {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  align-items: center;
}

.panel-heading span,
.evidence-heading span,
.answer-label span,
.reasoning-card > span {
  color: var(--muted);
  font-size: .68rem;
  font-weight: 900;
  letter-spacing: .1em;
}

.panel-heading b,
.answer-label b {
  color: var(--teal);
  font-size: .76rem;
}

.source-list {
  display: grid;
  gap: 7px;
  margin-top: 18px;
}

.source-list article {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px;
  border-radius: 10px;
  background: var(--soft);
}

.source-list i {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 8px;
  background: #dcebea;
  color: var(--teal-dark);
  font-style: normal;
  font-weight: 900;
}

.source-list span {
  display: grid;
  gap: 2px;
}

.source-list b {
  font-size: .82rem;
}

.source-list small {
  color: var(--muted);
  font-size: .7rem;
}

.permission-card {
  margin-top: 18px;
  padding: 15px;
  border: 1px solid #d7e7e5;
  border-radius: 12px;
  background: #f4faf9;
}

.permission-card > span {
  display: block;
  margin-bottom: 8px;
  color: var(--teal);
  font-size: .64rem;
  font-weight: 900;
  letter-spacing: .1em;
}

.permission-card strong,
.permission-card small {
  display: block;
}

.permission-card small {
  margin-top: 2px;
  color: var(--muted);
}

.permission-card p {
  margin: 11px 0 0;
  color: var(--muted);
  font-size: .76rem;
  line-height: 1.5;
}

.question-panel {
  padding: clamp(20px, 3vw, 35px);
}

.question-heading span {
  font-size: 1.1rem;
  font-weight: 900;
}

.question-heading small {
  color: var(--muted);
}

.sample-questions {
  display: grid;
  gap: 8px;
  margin-top: 22px;
}

.question-option {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: white;
  color: var(--ink);
  text-align: left;
  line-height: 1.45;
}

.question-option.is-selected {
  border-color: #8fcac4;
  background: #f0f9f8;
}

.question-box {
  display: block;
  margin-top: 17px;
}

.question-box textarea {
  width: 100%;
  resize: none;
  padding: 17px;
  border: 1px solid #bdced2;
  border-radius: 12px;
  outline: none;
  color: var(--ink);
  background: #fbfdfd;
  line-height: 1.5;
}

.question-box textarea:focus {
  border-color: var(--teal);
}

.run-button {
  margin-top: 14px;
}

.search-process {
  margin-top: 24px;
  padding: 18px;
  border-radius: 13px;
  background: #082f3a;
  color: white;
}

.process-head {
  display: flex;
  justify-content: space-between;
  gap: 15px;
}

.process-head span {
  color: rgba(255,255,255,.65);
  font-size: .8rem;
}

.progress-track {
  height: 6px;
  margin-top: 15px;
  overflow: hidden;
  border-radius: 10px;
  background: rgba(255,255,255,.12);
}

.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: #72ded2;
  transition: width .45s ease;
}

.process-sources {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 15px;
}

.process-sources span {
  padding: 6px 9px;
  border-radius: 7px;
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.78);
  font-size: .7rem;
}

.results-heading {
  display: flex;
  justify-content: space-between;
  gap: 25px;
  align-items: end;
}

.secondary-button {
  min-height: 44px;
  padding: 0 17px;
  border: 1px solid #bfd0d3;
  border-radius: 10px;
  background: white;
  color: var(--ink);
  font-weight: 800;
}

.results-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 32%);
  gap: 22px;
  margin-top: 28px;
}

.answer-column {
  display: grid;
  gap: 18px;
}

.answer-card,
.reasoning-card,
.evidence-column {
  padding: clamp(20px, 3vw, 32px);
}

.answer-card h2 {
  margin: 25px 0 18px;
  font-size: clamp(1.7rem, 2.7vw, 2.6rem);
  line-height: 1.08;
}

.answer-card p {
  color: #415a62;
  line-height: 1.7;
}

.citation {
  display: inline-grid;
  width: 23px;
  height: 23px;
  margin-left: 3px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: #d9efec;
  color: var(--teal-dark);
  font-size: .7rem;
  font-weight: 900;
  vertical-align: middle;
}

.answer-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 9px;
  margin-top: 25px;
}

.answer-summary span {
  display: grid;
  gap: 6px;
  padding: 13px;
  border-radius: 10px;
  background: var(--soft);
  color: var(--muted);
  font-size: .72rem;
}

.answer-summary b {
  color: var(--ink);
  font-size: .9rem;
}

.timeline {
  display: grid;
  gap: 0;
  margin-top: 20px;
}

.timeline div {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 15px;
  padding: 12px 0;
  border-bottom: 1px solid #e5eded;
}

.timeline b {
  color: var(--teal);
  font-size: .72rem;
}

.timeline p {
  margin: 0;
  color: #536970;
  font-size: .84rem;
}

.evidence-heading {
  align-items: start;
  flex-direction: column;
}

.evidence-heading small {
  color: var(--muted);
}

.evidence-source,
.restricted-source {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 12px;
  margin-top: 10px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: white;
  color: var(--ink);
  text-align: left;
}

.evidence-source > b,
.restricted-source > b {
  display: grid;
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  place-items: center;
  border-radius: 8px;
  background: #e4f2f0;
  color: var(--teal-dark);
}

.evidence-source span,
.restricted-source span {
  display: grid;
  gap: 3px;
}

.evidence-source small,
.restricted-source small {
  color: var(--muted);
}

.evidence-source:hover {
  border-color: #87c4bd;
  background: #f6fbfa;
}

.restricted-source {
  opacity: .58;
  cursor: default;
}

.source-modal {
  position: fixed;
  z-index: 100;
  inset: 0;
  display: grid;
  place-items: start center;
  overflow-y: auto;
  padding: 5vh 18px;
  background: rgba(3,27,34,.72);
}

.source-dialog {
  position: relative;
  width: min(780px, 96vw);
  padding: clamp(24px, 4vw, 42px);
  border-radius: 18px;
  background: white;
  box-shadow: 0 25px 70px rgba(0,0,0,.25);
}

#close-source {
  position: absolute;
  top: 15px;
  right: 15px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 9px;
  background: #edf3f3;
  color: var(--ink);
  font-size: 1.3rem;
}

.source-dialog h2 {
  margin: 0;
  padding-right: 45px;
  font-size: 2rem;
}

.source-meta {
  margin-top: 9px;
  color: var(--muted);
  font-size: .78rem;
}

.source-document {
  margin-top: 25px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fafcfc;
  color: #405960;
  line-height: 1.7;
}

.source-document mark {
  padding: 2px 4px;
  background: #dff2ef;
  color: var(--ink);
}

footer {
  display: flex;
  min-height: 50px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 10px clamp(20px, 4vw, 58px);
  border-top: 1px solid #e0e9ea;
  color: #78898e;
  background: white;
  font-size: .7rem;
}

@media (max-width: 900px) {
  .landing,
  .workspace-grid,
  .results-layout {
    grid-template-columns: 1fr;
  }

  .landing-copy,
  .landing-visual {
    min-height: auto;
    padding: 48px 28px;
  }

  .source-panel {
    order: 2;
  }

  .answer-summary {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .topbar {
    min-height: 66px;
    padding: 10px 18px;
  }

  .brand > span {
    display: none;
  }

  .landing-copy,
  .landing-visual {
    padding: 42px 22px;
  }

  .knowledge-map {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "files email"
      "core core"
      "teams reports";
  }

  .knowledge-core {
    min-height: 145px;
  }

  .landing-copy {
    min-height: calc(100vh - 116px);
  }

  .landing h1 {
    font-size: clamp(2.8rem, 13vw, 4rem);
  }

  .workspace,
  .results {
    padding: 25px 17px;
  }

  .results-heading {
    align-items: start;
    flex-direction: column;
  }

  .secondary-button {
    width: 100%;
  }

  .process-head {
    flex-direction: column;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

/* KnowledgeIQ — compact desktop workspace */
@media (min-width: 901px) {
  .workspace {
    padding: clamp(22px, 2.5vw, 34px) clamp(28px, 4vw, 56px);
  }

  .workspace-heading h1 {
    font-size: clamp(2.4rem, 3.3vw, 3.5rem);
  }

  .workspace-heading > p:last-child {
    margin-top: 14px;
    line-height: 1.45;
  }

  .workspace-grid {
    gap: 18px;
    margin-top: 20px;
  }

  .source-panel {
    padding: 16px;
  }

  .source-list {
    gap: 5px;
    margin-top: 12px;
  }

  .source-list article {
    gap: 9px;
    padding: 7px 9px;
  }

  .source-list i {
    width: 30px;
    height: 30px;
  }

  .permission-card {
    margin-top: 12px;
    padding: 12px;
  }

  .permission-card > span {
    margin-bottom: 5px;
  }

  .permission-card p {
    margin-top: 7px;
    line-height: 1.4;
  }

  .question-panel {
    padding: 22px 28px;
  }

  .sample-questions {
    gap: 6px;
    margin-top: 15px;
  }

  .question-option {
    padding: 10px 13px;
    line-height: 1.3;
  }

  .question-box {
    margin-top: 11px;
  }

  .question-box textarea {
    height: 104px;
    padding: 13px;
    line-height: 1.4;
  }

  .run-button {
    margin-top: 10px;
  }
}

/* KnowledgeIQ — tighten workspace top gap */
@media (min-width: 901px) {
  .workspace {
    padding-top: 10px;
  }
}


/* KnowledgeIQ — direct question selection */
@media (min-width: 901px) {
  .sample-questions {
    gap: 10px;
    margin-top: 14px;
  }

  .question-option {
    position: relative;
    padding: 8px 42px 8px 13px;
    line-height: 1.25;
  }

  .question-option.is-selected::after {
    content: "✓";
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--teal);
    font-size: 1rem;
    font-weight: 900;
  }

  .run-button {
    margin-top: 12px;
  }
}

@media (max-width: 900px) {
  .question-option {
    position: relative;
    padding-right: 42px;
  }

  .question-option.is-selected::after {
    content: "✓";
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--teal);
    font-weight: 900;
  }
}

/* KnowledgeIQ — workspace title hierarchy */
#workspace > .workspace-heading > .eyebrow {
  font-size: .95rem;
  font-weight: 900;
  letter-spacing: .12em;
}

#workspace > .workspace-heading > h1 {
  font-size: clamp(2.1rem, 3.2vw, 3.25rem);
}

/* KnowledgeIQ — seven-question workspace with reserved progress area */
@media (min-width: 901px) {
  .question-panel {
    position: relative;
  }

  .sample-questions {
    gap: 10px;
  }

  .run-button {
    margin-top: 12px;
  }

  .search-process {
    margin-top: 20px;
  }
}


/* KnowledgeIQ — source traceability */
.source-trace {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px solid #d8e5e6;
  border-radius: 12px;
  background: #f6fafa;
}

.source-trace[hidden] {
  display: none;
}

.source-trace-row {
  display: grid;
  gap: 2px;
}

.source-trace-row > span {
  color: var(--teal);
  font-size: .67rem;
  font-weight: 900;
  letter-spacing: .06em;
}

.source-trace-row > strong,
.source-file-link {
  color: var(--ink);
  font-size: .86rem;
  line-height: 1.4;
}

.source-file-link {
  width: fit-content;
  padding: 0;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  font-family: inherit;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

/* KnowledgeIQ — shared demo file notice */
.file-notice-modal {
  position: fixed;
  z-index: 200;
  inset: 0;
  display: grid;
  place-items: start center;
  padding: 12vh 18px;
  background: rgba(3,27,34,.72);
}

.file-notice-modal[hidden] {
  display: none;
}

.file-notice-dialog {
  position: relative;
  width: min(520px, 92vw);
  padding: 28px;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 25px 70px rgba(0,0,0,.25);
}

.file-notice-dialog h2 {
  margin: 0;
  padding-right: 42px;
  color: var(--ink);
}

.file-notice-dialog > p:not(.eyebrow) {
  margin: 10px 0 0;
  color: #405960;
  line-height: 1.6;
}

.file-notice-dialog > p:nth-of-type(2) {
  margin-top: 18px;
}

.file-notice-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 8px;
  background: #edf3f3;
  color: var(--ink);
  font-size: 1.2rem;
  cursor: pointer;
}