/* ═══════════════════════════════════════════════════════
   CV Dashboard — Premium Design  |  #25c1a4 × #06b6d4 × Black
   ═══════════════════════════════════════════════════════ */

:root {
  /* ── Palette ── */
  --black:   #000000;
  --black-1: #0a0a0a;
  --black-2: #111111;
  --black-3: #1a1a1a;
  --paper:   #ffffff;
  --paper-2: #f9fafb;

  /* ── Brand accent — single brilliant teal ── */
  --teal:      #25c1a4;
  --teal-dim:  rgba(37,193,164,.12);
  --teal-mid:  rgba(37,193,164,.22);
  --teal-glow: 0 0 0 3px rgba(37,193,164,.18);

  /* ── UI lines ── */
  --line-dark:  rgba(37,193,164,.14);
  --line-paper: rgba(0,0,0,.08);

  /* ── Text ── */
  --text-ui:    #f0f2f5;
  --text-muted: rgba(255,255,255,.52);
  --ink:        #0a0a0a;
  --ink-2:      rgba(10,10,10,.72);
  --ink-3:      rgba(10,10,10,.52);
  --ink-4:      rgba(10,10,10,.38);

  /* ── Fonts ── */
  --font-en: "Roboto", system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-cn: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;

  /* ── Radii ── */
  --r-pill: 999px;
  --r-card: 10px;
  --r-paper: 3px;

  /* ── Shadows ── */
  --shadow-app:   0 24px 64px rgba(0,0,0,.55);
  --shadow-paper: 0 4px 24px rgba(0,0,0,.12), 0 1px 4px rgba(0,0,0,.06);
  --shadow-tag:   0 0 0 3px rgba(37,193,164,.22), 0 4px 16px rgba(37,193,164,.18);

  /* ── Motion ── */
  --ease: cubic-bezier(.4,0,.2,1);
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }

/* ─── Body ─── */
body {
  color: var(--text-ui);
  font-family: var(--font-en);
  background:
    radial-gradient(ellipse 1100px 700px at 10% 5%,  rgba(37,193,164,.07) 0%, transparent 70%),
    radial-gradient(ellipse 700px  500px at 85% 80%,  rgba(37,193,164,.04) 0%, transparent 70%),
    var(--black);
  overflow: hidden;
}

/* ═══════════════════════════════════════════════════════
   APP SHELL
   ═══════════════════════════════════════════════════════ */
.cv-app {
  height: 100%;
  display: flex;
  flex-direction: column;
}

/* ═══════════════════════════════════════════════════════
   TAGS BAR
   ═══════════════════════════════════════════════════════ */
.tags-bar {
  flex-shrink: 0;
  padding: 14px 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-bottom: 1px solid rgba(37,193,164,.10);
}

/* ── Role tags row ── */
.role-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

/* Base tag — clear, readable, easy to click */
.role-tag {
  appearance: none;
  border: 1.5px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color: rgba(255,255,255,.55);
  padding: 6px 14px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .01em;
  cursor: pointer;
  transition: border-color .18s var(--ease), background .18s var(--ease), color .18s var(--ease);
  white-space: nowrap;
  line-height: 1.4;
}

.role-tag:hover {
  color: rgba(255,255,255,.88);
  border-color: rgba(37,193,164,.50);
  background: rgba(37,193,164,.08);
}

/* Active tag — solid teal fill, black text, no gradient */
.role-tag[aria-pressed="true"] {
  color: #000;
  background: #25c1a4;
  border-color: #25c1a4;
  font-weight: 700;
  box-shadow: var(--shadow-tag);
}

/* ── CV Type switcher — segmented control ── */
.type-tabs {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(255,255,255,.05);
  border: 1.5px solid rgba(255,255,255,.10);
  border-radius: 8px;
  padding: 3px;
  width: fit-content;
}

.type-tab {
  appearance: none;
  border: none;
  background: transparent;
  color: rgba(255,255,255,.45);
  padding: 5px 14px;
  border-radius: 5px;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .02em;
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
}

.type-tab:hover {
  color: rgba(255,255,255,.80);
  background: rgba(255,255,255,.06);
}

/* Active segment — solid teal, black text */
.type-tab[aria-pressed="true"] {
  color: #000;
  background: #25c1a4;
  font-weight: 700;
}

.type-tab i {
  font-size: 11px;
  opacity: 1;
}

/* ═══════════════════════════════════════════════════════
   MAIN LAYOUT
   ═══════════════════════════════════════════════════════ */
.main-content {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 20px;
  padding: 20px 24px 24px;
  min-height: 0;
}

/* ═══════════════════════════════════════════════════════
   PAPER WRAP (scroll container)
   ═══════════════════════════════════════════════════════ */
.paper-wrap {
  border-radius: var(--r-card);
  border: 1px solid var(--line-dark);
  background: rgba(0,0,0,.12);
  overflow-y: auto;
  overflow-x: hidden;
  box-shadow: var(--shadow-app);
  scrollbar-width: thin;
  scrollbar-color: rgba(37,193,164,.18) transparent;
}

.paper-wrap::-webkit-scrollbar { width: 5px; }
.paper-wrap::-webkit-scrollbar-track { background: transparent; }
.paper-wrap::-webkit-scrollbar-thumb {
  background: rgba(37,193,164,.18);
  border-radius: 3px;
}

/* ═══════════════════════════════════════════════════════
   PAPER — Realistic A4 CV Document
   A4 = 210mm × 297mm  |  at 96 dpi ≈ 794px × 1123px
   ═══════════════════════════════════════════════════════ */
.paper {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-en);

  /* A4 sizing */
  width: 794px;
  min-height: 1123px;
  max-width: 794px;

  /* Standard CV margins: 20mm top/bottom, 22mm left/right */
  padding: 36px 42px 40px;

  margin: 20px auto;
  border-radius: var(--r-paper);
  box-shadow: var(--shadow-paper);
  border: 1px solid rgba(0,0,0,.06);
  animation: paperIn .3s var(--ease);
}

@keyframes paperIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── CV Header ── */
.cv-head {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 16px;
  align-items: flex-start;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--teal);
  margin-bottom: 2px;
}

.avatar {
  width: 76px;
  height: 76px;
  border-radius: 6px;
  overflow: hidden;
  border: 2px solid var(--teal);
  background: var(--grad);
  box-shadow: 0 3px 12px rgba(37,193,164,.22);
  flex-shrink: 0;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cv-name-cn {
  display: block;
  font-family: var(--font-cn);
  font-size: 28px;
  font-weight: 900;
  letter-spacing: .06em;
  line-height: 1.1;
  color: var(--ink);
}

.cv-name-en {
  display: block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-top: 3px;
}

.cv-role {
  margin-top: 5px;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--teal);
}

.cv-contact {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  color: var(--ink-3);
  font-size: 11px;
}

.cv-contact span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.cv-contact i {
  color: var(--teal);
  font-size: 10px;
  opacity: .85;
}

/* ── Section titles ── */
.section { margin-top: 18px; }

.section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 12px;
  margin: 0 0 7px;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink);
  border-top: 1px solid rgba(37,193,164,.22);
}

.section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(37,193,164,.30), transparent);
}

.section-body {
  color: var(--ink-2);
  font-size: 12.5px;
  line-height: 1.55;
}

.summary {
  font-size: 12.5px;
  line-height: 1.68;
  color: var(--ink-2);
}

/* ── Skills grid ── */
.skill-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 20px;
}

.skill-cat-title {
  font-weight: 800;
  font-size: 10.5px;
  letter-spacing: .10em;
  text-transform: uppercase;
  margin-bottom: 2px;
  color: var(--ink);
}

.skill-cat-items {
  color: var(--ink-3);
  font-size: 12px;
  line-height: 1.45;
}

/* ── Experience / Education entries ── */
.entry { margin-top: 12px; }
.entry:first-child { margin-top: 0; }

.entry-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.entry-main {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.entry-title {
  font-weight: 800;
  font-size: 12.5px;
  letter-spacing: .01em;
  color: var(--ink);
}

.entry-org {
  font-weight: 600;
  color: var(--ink-3);
  font-size: 12px;
}

.entry-right {
  text-align: right;
  color: var(--ink-4);
  font-size: 11px;
  line-height: 1.4;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ── Bullet lists ── */
.bullets {
  margin: 5px 0 0;
  padding-left: 15px;
  color: var(--ink-2);
}

.bullets li {
  margin: 4px 0;
  line-height: 1.5;
  font-size: 12px;
}

.bullets strong { font-weight: 800; color: var(--ink); }

/* ── KV (certs, pubs) ── */
.kv {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  font-size: 12px;
  color: var(--ink-2);
}

/* ── Highlights ── */
.highlight-item {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  margin-bottom: 6px;
  font-size: 12px;
  line-height: 1.52;
  color: var(--ink-2);
}

.highlight-item::before {
  content: "▸";
  color: var(--teal);
  font-size: 10px;
  margin-top: 2px;
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════════
   INSIGHTS PANEL
   ═══════════════════════════════════════════════════════ */
.insights-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  padding-right: 2px;
  scrollbar-width: thin;
  scrollbar-color: rgba(37,193,164,.12) transparent;
}

.insights-panel::-webkit-scrollbar { width: 4px; }
.insights-panel::-webkit-scrollbar-track { background: transparent; }
.insights-panel::-webkit-scrollbar-thumb {
  background: rgba(37,193,164,.15);
  border-radius: 2px;
}

/* ── Insight card base ── */
.insight-card {
  border: 1px solid rgba(37,193,164,.12);
  border-radius: var(--r-card);
  background: rgba(255,255,255,.025);
  padding: 14px 16px;
  transition: border-color .22s var(--ease), background .22s var(--ease);
}

.insight-card:hover {
  border-color: rgba(37,193,164,.28);
  background: rgba(37,193,164,.04);
}

.insight-header {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 9px;
}

.insight-header i {
  font-size: 13px;
  color: var(--teal);
  width: 15px;
  text-align: center;
  flex-shrink: 0;
}

.insight-header h3 {
  margin: 0;
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.70);
  font-weight: 700;
}

.insight-body {
  color: rgba(255,255,255,.62);
  font-size: 12.5px;
  line-height: 1.55;
  margin: 0;
}

/* ── Role badge card ── */
.insight-card--role {
  background: rgba(37,193,164,.05);
  border-color: rgba(37,193,164,.30);
  border-width: 1px;
}

.insight-role-name {
  font-size: 14px;
  font-weight: 700;
  color: rgba(255,255,255,.92);
  margin: 0 0 7px;
  line-height: 1.3;
}

.insight-role-type {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--r-pill);
  background: rgba(37,193,164,.12);
  border: 1px solid rgba(37,193,164,.30);
  font-size: 10.5px;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: .05em;
  text-transform: uppercase;
}

.insight-role-type i { font-size: 9px; }

/* ── Hook card ── */
.insight-card--hook {
  border-left: 3px solid var(--teal);
  padding-left: 13px;
}

.insight-hook-text {
  font-size: 12.5px;
  line-height: 1.62;
  color: rgba(255,255,255,.68);
  font-style: italic;
  margin: 0;
}

/* ── Skill tags in insights ── */
.insight-skill-group { margin-bottom: 9px; }
.insight-skill-group:last-child { margin-bottom: 0; }

.insight-skill-label {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.42);
  margin-bottom: 5px;
}

.insight-skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.insight-skill-tag {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 5px;
  background: rgba(37,193,164,.07);
  border: 1px solid rgba(37,193,164,.16);
  font-size: 10.5px;
  color: rgba(255,255,255,.62);
  font-weight: 500;
}

/* ── Mobile toggle ── */
.insights-toggle {
  display: none;
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: none;
  background: var(--grad);
  color: #000;
  font-size: 18px;
  cursor: pointer;
  z-index: 100;
  box-shadow: 0 6px 24px rgba(37,193,164,.45);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease);
}

.insights-toggle:hover {
  transform: scale(1.10);
  box-shadow: 0 8px 30px rgba(37,193,164,.55);
}

/* ── Backdrop ── */
.insights-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.60);
  z-index: 199;
  backdrop-filter: blur(4px);
}

.insights-backdrop.open { display: block; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════ */
@media (max-width: 1280px) {
  .main-content { grid-template-columns: 1fr 300px; }
}

@media (max-width: 1100px) {
  .paper { width: 100%; max-width: 794px; }
}

@media (max-width: 1024px) {
  .main-content { grid-template-columns: 1fr; overflow-y: auto; }
  body { overflow: auto; }

  .paper-wrap {
    overflow: visible;
    box-shadow: none;
    border: 0;
    background: transparent;
  }

  .paper {
    width: 100%;
    max-width: 100%;
    margin: 0;
    border-radius: var(--r-card);
    min-height: unset;
  }

  .insights-panel {
    display: none;
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: 340px;
    max-width: 90vw;
    background: linear-gradient(180deg, var(--black-2), var(--black));
    border-left: 1px solid var(--line-dark);
    z-index: 200;
    padding: 22px 16px;
    box-shadow: -12px 0 40px rgba(0,0,0,.55);
    overflow-y: auto;
  }

  .insights-panel.open { display: flex; }
  .insights-toggle { display: grid; place-items: center; }
}

@media (max-width: 768px) {
  .tags-bar { padding: 12px 14px 10px; }
  .role-tag { padding: 5px 11px; font-size: 11.5px; }
  .type-tab { padding: 5px 11px; font-size: 11.5px; }
  .main-content { padding: 14px; gap: 14px; }
  .paper { padding: 24px 22px 20px; }
  .cv-head { grid-template-columns: 64px 1fr; gap: 14px; }
  .avatar { width: 64px; height: 64px; }
  .cv-name-cn { font-size: 24px; }
  .skill-grid { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  .tags-bar { padding: 10px 12px 10px; }

  .role-tags {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
  }
  .role-tags::-webkit-scrollbar { display: none; }

  .type-tabs { overflow-x: auto; scrollbar-width: none; max-width: 100%; }
  .type-tabs::-webkit-scrollbar { display: none; }

  .main-content { padding: 10px; }
  .paper { padding: 20px 16px 18px; }

  .cv-head { grid-template-columns: 1fr; text-align: center; gap: 10px; }
  .avatar { width: 68px; height: 68px; margin: 0 auto; }
  .cv-contact { justify-content: center; }

  .entry-head { flex-direction: column; gap: 3px; }
  .entry-right { text-align: left; white-space: normal; }
  .section-title { font-size: 10px; }
  .insights-panel { width: 100%; max-width: 100%; }
}

@media (max-width: 380px) {
  .role-tag { padding: 5px 10px; font-size: 11px; }
  .paper { padding: 16px 13px 14px; }
  .cv-name-cn { font-size: 21px; }
  .cv-contact { font-size: 10px; gap: 5px 10px; }
}

/* ═══════════════════════════════════════════════════════
   PRINT — clean A4 output
   ═══════════════════════════════════════════════════════ */
@media print {
  body { background: #fff; overflow: visible; }

  .tags-bar, .insights-panel,
  .insights-toggle, .insights-backdrop { display: none !important; }

  .main-content { grid-template-columns: 1fr; padding: 0; }

  .paper-wrap {
    border: 0; box-shadow: none;
    background: transparent; overflow: visible;
  }

  .paper {
    box-shadow: none; border: 0;
    margin: 0; width: 210mm; max-width: 210mm;
    min-height: 297mm; border-radius: 0;
    padding: 15mm 20mm;
  }
}