/* Final UX polish — typography, spacing, responsive layout, accessibility */

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.portfolio-shell {
  overflow-x: hidden;
  overflow-y: visible;
}

button,
a,
input {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

/* Header */
.brand strong { font-size: 14px; line-height: 1.2; }
.brand small { font-size: 9.5px; line-height: 1.25; }
.site-header nav a { font-size: 12px; }

/* Landing */
.hero-title p {
  font-size: clamp(16px, 1.35vw, 21px);
  line-height: 1.4;
  letter-spacing: -.025em;
}

.hero-title h1 {
  max-width: 980px;
  font-size: clamp(44px, 5vw, 78px);
  line-height: 1.035;
  letter-spacing: -.048em;
}

.mascot-caption { font-size: 9.5px; }

.guided-composer input,
.chat-composer input {
  font-size: 16px;
  line-height: 1.45;
}

.guided-hint {
  font-size: 11px;
  line-height: 1.45;
}

.menu-grid strong { font-size: 13px; line-height: 1.2; }
.menu-grid small { font-size: 10px; line-height: 1.3; }

/* Chat shell */
.chat-view { height: 100dvh; }
.is-chatting .chat-view { grid-template-columns: 288px minmax(0, 1fr); }

.sidebar-profile h2 { font-size: 17px; }
.sidebar-profile p { font-size: 11.5px; }
.sidebar-copy { font-size: 12.5px; line-height: 1.7; }
.sidebar-nav > span { font-size: 9.5px; }
.sidebar-nav button {
  min-height: 42px;
  font-size: 12.5px;
  line-height: 1.35;
}
.sidebar-links a { font-size: 10.5px; }
.reset-button { min-height: 42px; font-size: 11.5px; }

.conversation-head {
  font-size: 9.5px;
  line-height: 1.2;
}
.conversation-head button { font-size: 9.5px; }

.message-list {
  padding-top: 36px;
  padding-bottom: 48px;
}

.user-message span { font-size: 8.5px; }
.user-message p {
  font-size: 14px;
  line-height: 1.55;
  padding: 11px 15px;
}

.answer-kicker {
  font-size: 10px;
  line-height: 1.25;
}

.answer-document h2 {
  font-size: clamp(30px, 2.6vw, 42px);
  line-height: 1.16;
  letter-spacing: -.038em;
}

.answer-lead {
  max-width: 820px;
  font-size: 14.5px;
  line-height: 1.78;
}

.answer-panel { padding: 20px; }
.section-no,
.card-topline {
  font-size: 9.5px;
  line-height: 1.25;
}
.answer-panel h3 { font-size: 17px; line-height: 1.3; }
.answer-panel p { font-size: 13px; line-height: 1.72; }

.process-flow span {
  min-height: 78px;
  font-size: 11px;
}
.process-flow b { font-size: 9px; }

/* Project cards */
.paper-card h3,
.project-card h3 {
  margin-top: 22px;
  font-size: clamp(25px, 2.65vw, 37px);
  line-height: 1.13;
  letter-spacing: -.035em;
  overflow-wrap: anywhere;
}

.card-subtitle { font-size: 12.5px; line-height: 1.55; }
.card-copy {
  font-size: 13.5px;
  line-height: 1.72;
}

.project-media img {
  object-fit: contain;
  background: #f3f5f7;
}

.metric { padding: 13px; }
.metric strong { font-size: 17px; }
.metric span { font-size: 8.5px; line-height: 1.4; }

.tag-row span {
  padding: 6px 8px;
  font-size: 8.5px;
  line-height: 1.15;
}
.card-link { font-size: 10.5px; line-height: 1.3; }
.project-media > span,
.result-open { font-size: 9px; }

.result-visual-copy { padding: 16px 18px; }
.result-visual-copy span { font-size: 9px; }
.result-visual-copy strong { font-size: 16px; line-height: 1.35; }
.result-visual-copy p { font-size: 12px; line-height: 1.6; }

.mini-chart b,
.compression-chart b,
.compare-chart b { font-size: 11px; }
.mini-chart em,
.compression-chart em,
.compare-chart em { font-size: 10px; }

.detail-actions a {
  min-height: 40px;
  align-items: center;
  font-size: 10.5px;
}

.education-card span { font-size: 12.5px; line-height: 1.6; }
.education-card strong { font-size: 11.5px; line-height: 1.4; }

.contact-grid span { font-size: 9px; }
.contact-grid strong {
  font-size: 13px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}
.suggestion-grid button {
  min-height: 42px;
  font-size: 11.5px;
  line-height: 1.35;
}

.quick-prompts button {
  min-height: 32px;
  padding-inline: 11px;
  font-size: 10px;
  line-height: 1.2;
}

/* Resume / timeline / publications / products */
.resume-identity-copy .eyeline,
.timeline-meta,
.publication-meta,
.grant-meta,
.application-meta,
.award-meta {
  font-size: 9.5px;
  line-height: 1.35;
}

.resume-identity-copy h3 {
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.12;
  overflow-wrap: anywhere;
}
.resume-identity-copy p {
  font-size: 13.5px;
  line-height: 1.72;
}
.resume-identity-side span {
  font-size: 11.5px;
  line-height: 1.45;
}

.resume-stat span { font-size: 9.5px; }

.timeline-item { padding-top: 20px; padding-bottom: 20px; }
.timeline-item h3,
.publication-card h3,
.grant-card h3,
.application-card h3,
.account-card h3 {
  font-size: 17px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}
.timeline-item p,
.publication-card p,
.grant-card p,
.application-card p,
.account-card p,
.award-card p {
  font-size: 12.5px;
  line-height: 1.68;
}
.timeline-item .timeline-role { font-size: 12.5px; }

.grant-card .grant-source { font-size: 9px; }
.application-media img {
  object-fit: contain;
  background: linear-gradient(145deg, #eef4ff, #f8fbff);
  padding: 8px;
}
.application-actions a {
  min-height: 40px;
  padding-inline: 12px;
  font-size: 10px;
}
.system-flow span { font-size: 10px; }
.award-card strong { font-size: 19px; line-height: 1.25; }

.account-card .account-icon { font-size: 9.5px; }
.resume-actions button,
.inline-actions button,
.inline-actions a {
  min-height: 40px;
  font-size: 10.5px;
  line-height: 1.25;
}
.evidence-note { font-size: 11.5px; line-height: 1.65; }

/* Publication cards injected by paper-links.js */
#app .publication-card-linked {
  padding: 22px !important;
}
#app .publication-card-linked .publication-meta {
  font-size: 10px !important;
  line-height: 1.4 !important;
}
#app .publication-card-linked .publication-rank {
  min-width: 52px !important;
  padding: 8px 10px !important;
  font-size: 9px !important;
}
#app .publication-card-linked .paper-badge {
  min-height: 25px !important;
  padding-inline: 10px !important;
  font-size: 8px !important;
}
#app .publication-card-linked h3 {
  font-size: clamp(19px, 1.65vw, 25px) !important;
  line-height: 1.28 !important;
  letter-spacing: -.028em !important;
  overflow-wrap: anywhere;
}
#app .publication-card-linked p {
  max-width: 1150px;
  font-size: 13px !important;
  line-height: 1.68 !important;
}
#app .publication-card-linked .paper-pdf-button {
  min-height: 40px !important;
  padding-inline: 14px !important;
  font-size: 10px !important;
}

/* Avoid layout breakage from long technical strings */
.publication-card h3,
.grant-card h3,
.application-card h3,
.project-card h3,
.resume-identity-copy h3,
.contact-grid strong,
.answer-document h2 {
  overflow-wrap: anywhere;
}

@media (max-width: 1100px) {
  .is-chatting .chat-view { grid-template-columns: 260px minmax(0, 1fr); }
  .chat-sidebar { padding-inline: 20px; }
}

@media (max-width: 1000px) {
  .grant-card { min-height: 0; }
}

@media (max-width: 900px) {
  .is-chatting .chat-view { grid-template-columns: 1fr; }
  .message-list { padding-inline: 20px; }
  .conversation-bottom { padding-inline: 20px; }
  .answer-grid.two { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .site-header {
    height: 64px;
    padding-inline: 14px;
  }
  .brand > span { width: 36px; height: 36px; }
  .brand strong { font-size: 13px; }
  .site-header nav a { font-size: 10px; }

  .landing-view {
    min-height: 100dvh;
    padding: 86px 14px 28px;
    justify-content: flex-start;
  }
  .hero-title p {
    font-size: 15px;
    line-height: 1.45;
  }
  .hero-title h1 {
    font-size: clamp(36px, 10.8vw, 52px);
    line-height: 1.06;
    letter-spacing: -.04em;
  }

  .mascot-stage {
    width: min(270px, 78vw);
    height: 238px;
    margin-top: 6px;
  }

  .guided-composer,
  .chat-composer {
    grid-template-columns: 34px 1fr 42px;
  }
  .guided-hint { font-size: 10px; }

  /* 3 + 2 layout: large enough touch targets, no cramped five-column row */
  .menu-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 7px;
    margin-top: 13px;
  }
  .menu-grid button {
    grid-column: span 2;
    height: 82px;
    border-radius: 14px;
    gap: 4px;
  }
  .menu-grid button:nth-child(4) { grid-column: 2 / span 2; }
  .menu-grid button:nth-child(5) { grid-column: 4 / span 2; }
  .menu-grid span { font-size: 18px; }
  .menu-grid strong { font-size: 11px; }
  .menu-grid small {
    display: block;
    font-size: 9px;
    line-height: 1.2;
  }

  .chat-view {
    height: 100dvh;
    padding-top: 64px;
  }
  .conversation { grid-template-rows: 44px minmax(0, 1fr) auto; }
  .conversation-head {
    padding-inline: 14px;
    font-size: 8.5px;
  }
  .conversation-head button { font-size: 8.5px; }

  .message-list {
    padding: 22px 12px 36px;
  }
  .assistant-message {
    grid-template-columns: 27px minmax(0, 1fr);
    gap: 9px;
    margin-bottom: 38px;
  }

  .answer-kicker { font-size: 9px; }
  .answer-document h2 {
    font-size: clamp(27px, 8vw, 34px);
    line-height: 1.19;
    letter-spacing: -.035em;
  }
  .answer-lead {
    margin-top: 13px;
    font-size: 14px;
    line-height: 1.72;
  }

  .answer-panel { padding: 16px; }
  .section-no,
  .card-topline { font-size: 9px; }
  .answer-panel h3 { font-size: 16px; }
  .answer-panel p { font-size: 13px; }

  .paper-card h3,
  .project-card h3 {
    font-size: clamp(22px, 6.7vw, 29px);
    line-height: 1.17;
  }
  .card-subtitle { font-size: 12px; }
  .card-copy { font-size: 13px; }

  .project-media { height: 205px; }
  .metric-grid { gap: 7px; }
  .metric strong { font-size: 16px; }
  .metric span { font-size: 8px; }
  .tag-row span { font-size: 8px; }

  .mini-chart > div,
  .compression-chart > div {
    grid-template-columns: 92px minmax(0, 1fr) 42px;
  }
  .compare-chart > div {
    grid-template-columns: 62px minmax(0, 1fr) 29px minmax(0, 1fr) 29px;
  }

  .resume-identity-copy { padding: 18px; }
  .resume-identity-copy h3 { font-size: 25px; }
  .resume-identity-copy p { font-size: 13px; }
  .resume-identity-side span { font-size: 11px; }

  .timeline-item { padding-right: 16px; }
  .timeline-item h3,
  .grant-card h3,
  .application-card h3 { font-size: 16px; }
  .timeline-item p,
  .grant-card p,
  .application-card p,
  .award-card p { font-size: 12.5px; }

  #app .publication-card-linked { padding: 17px !important; }
  #app .publication-card-linked .publication-top {
    gap: 8px !important;
    margin-bottom: 11px !important;
  }
  #app .publication-card-linked .publication-id {
    gap: 6px !important;
  }
  #app .publication-card-linked .publication-rank {
    min-width: 44px !important;
    padding: 7px 8px !important;
    font-size: 8px !important;
  }
  #app .publication-card-linked .paper-badge {
    min-height: 23px !important;
    font-size: 7px !important;
  }
  #app .publication-card-linked h3 {
    font-size: 18px !important;
    line-height: 1.34 !important;
  }
  #app .publication-card-linked p {
    font-size: 12.5px !important;
  }
  #app .publication-card-linked .paper-pdf-button {
    width: 100%;
    min-height: 42px !important;
    font-size: 10px !important;
  }

  .application-media { height: 200px; }
  .application-actions a,
  .resume-actions button,
  .inline-actions button,
  .inline-actions a {
    min-height: 42px;
    font-size: 10px;
  }

  .quick-prompts button {
    min-height: 34px;
    font-size: 9.5px;
  }
  .conversation-bottom { padding: 7px 9px max(10px, env(safe-area-inset-bottom)); }
  .chat-composer input { font-size: 16px; }
}

@media (max-width: 390px) {
  .hero-title h1 { font-size: 35px; }
  .menu-grid strong { font-size: 10.5px; }
  .menu-grid small { font-size: 8.5px; }
  .assistant-mark { display: none; }
  .assistant-message { grid-template-columns: 1fr; }
  .user-message span { display: none; }
  .answer-document h2 { font-size: 26px; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .aurora-field,
  .soft-bot,
  .bot-shadow,
  .bot-antenna i,
  .bot-arm,
  .bot-body {
    animation: none !important;
  }
}