/* R43 个人履历展示站 */
:root,
[data-theme="dark-tech"] {
  --color-bg: #0D1117;
  --color-card-bg: #161B22;
  --color-text: #E6EDF3;
  --color-primary: #58A6FF;
  --color-accent: #F78166;
  --color-muted: #8B949E;
  --color-border: #30363D;
  --color-tag-bg: #1F2937;
  --shadow-md: 0 4px 12px rgba(0,0,0,.4);
}

[data-theme="minimal-light"] {
  --color-bg: #FAFBFC;
  --color-card-bg: #FFFFFF;
  --color-text: #1A202C;
  --color-primary: #3182CE;
  --color-accent: #2D3748;
  --color-muted: #718096;
  --color-border: #E2E8F0;
  --color-tag-bg: #EDF2F7;
  --shadow-md: 0 4px 12px rgba(0,0,0,.08);
}

[data-theme="warm-creative"] {
  --color-bg: #FFFBEB;
  --color-card-bg: #FFFFFF;
  --color-text: #1C1917;
  --color-primary: #D97706;
  --color-accent: #DC2626;
  --color-muted: #78716C;
  --color-border: #FDE68A;
  --color-tag-bg: #FEF3C7;
  --shadow-md: 0 4px 12px rgba(0,0,0,.08);
}

[data-theme="green-nature"] {
  --color-bg: #0B1D1A;
  --color-card-bg: #132521;
  --color-text: #D1D5DB;
  --color-primary: #2EA043;
  --color-accent: #D29922;
  --color-muted: #6B7280;
  --color-border: #1E3A2F;
  --color-tag-bg: #1A2F26;
  --shadow-md: 0 4px 12px rgba(0,0,0,.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}
body.modal-open { overflow: hidden; }
a { color: var(--color-primary); text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; }

.has-contact-footer { padding-bottom: calc(4.5rem + env(safe-area-inset-bottom)); }

.btn {
  display: inline-block;
  padding: .65rem 1.25rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-size: .9rem;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-block { display: block; width: 100%; text-align: center; }

.section { max-width: 1100px; margin: 0 auto; padding: 3.5rem 1.25rem; }
.section__title { font-size: clamp(1.5rem, 4vw, 2rem); margin: 0 0 .5rem; }
.section__sub { color: var(--color-muted); margin: 0 0 1.5rem; font-size: .9rem; }

.content-hint {
  display: flex; align-items: center; flex-wrap: wrap; gap: .5rem;
  padding: .6rem .85rem; margin-bottom: 1rem; border-radius: 10px;
  background: color-mix(in srgb, var(--color-primary) 12%, var(--color-card-bg));
  border: 1px dashed var(--color-primary);
  font-size: .78rem; color: var(--color-muted);
}
.content-hint__text { flex: 1; min-width: 180px; }
.content-hint__ai {
  border: 1px solid var(--color-border); background: var(--color-card-bg);
  color: var(--color-primary); border-radius: 999px; padding: .2rem .65rem;
  font-size: .72rem; cursor: pointer;
}
.content-hint__x {
  border: none; background: transparent; color: var(--color-muted);
  font-size: 1.1rem; cursor: pointer; line-height: 1; padding: 0 .25rem;
}

/* Nav */
.top-nav {
  position: sticky; top: 0; z-index: 800;
  display: flex; align-items: center; gap: .75rem; flex-wrap: wrap;
  padding: .65rem 1rem;
  background: color-mix(in srgb, var(--color-bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.top-nav__brand { font-weight: 700; color: var(--color-text); }
.top-nav__links { display: flex; flex-wrap: wrap; gap: .65rem; flex: 1; }
.top-nav__links a { color: var(--color-muted); font-size: .85rem; }
.top-nav__links a:hover { color: var(--color-primary); }
.top-nav__links a.is-active { color: var(--color-primary); font-weight: 700; }
.top-nav__menu {
  display: none;
  border: 1px solid var(--color-border);
  background: var(--color-card-bg);
  color: var(--color-text);
  border-radius: 8px;
  padding: .35rem .65rem;
  font-size: 1.1rem;
  cursor: pointer;
  margin-left: auto;
}
.persona-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  max-width: 1100px;
  margin: 0 auto;
  padding: .65rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-card-bg) 80%, transparent);
}
.persona-bar__label {
  font-size: .72rem;
  color: var(--color-muted);
  margin-right: .25rem;
}
.persona-chip {
  border: 1px solid var(--color-border);
  background: var(--color-card-bg);
  color: var(--color-muted);
  border-radius: 999px;
  padding: .3rem .75rem;
  font-size: .72rem;
  cursor: pointer;
}
.persona-chip.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 10%, var(--color-card-bg));
}
.top-nav__pdf {
  background: var(--color-tag-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: .4rem .75rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: .78rem;
}

/* Hero */
.hero {
  min-height: 92vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 2rem 1.25rem 1rem;
}
.hero__avatar-wrap { position: relative; display: inline-block; margin-bottom: 1rem; }
.hero__avatar {
  width: 120px; height: 120px; border-radius: 50%;
  border: 3px solid var(--color-primary); object-fit: cover;
}
.hero__dot {
  position: absolute; bottom: 6px; right: 6px;
  width: 14px; height: 14px; border-radius: 50%;
  background: #2EA043; border: 2px solid var(--color-bg);
}
.hero__en { color: var(--color-muted); font-size: .85rem; margin: 0; }
.hero__name { font-size: clamp(2rem, 6vw, 2.75rem); margin: .25rem 0; min-height: 1.2em; }
.hero__name .typed-cursor { color: var(--color-accent); font-weight: 400; }
.hero__title { color: var(--color-primary); font-weight: 600; margin: 0; }
.hero__tagline { color: var(--color-muted); max-width: 520px; margin: .75rem auto 0; }
.hero__cta { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; margin: 1.25rem 0; }
.hero__social { display: flex; gap: .5rem; justify-content: center; }
.hero__social a {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--color-card-bg); border: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem; color: var(--color-text);
}
.hero__scroll { margin-top: 1rem; color: var(--color-muted); font-size: .85rem; }

.dashboard {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem;
  width: 100%; max-width: 720px; margin-top: 2rem;
}
.dashboard__item {
  background: var(--color-card-bg); border: 1px solid var(--color-border);
  border-radius: 12px; padding: 1rem .5rem; text-align: center;
}
.dashboard__icon { font-size: 1.25rem; }
.dashboard__val { font-size: 1.35rem; font-weight: 700; color: var(--color-accent); }
.dashboard__lbl { font-size: .72rem; color: var(--color-muted); }

/* About */
.about-grid {
  display: grid; grid-template-columns: 280px 1fr; gap: 2rem; align-items: start;
}
.about__photo { border-radius: 16px; aspect-ratio: 4/5; object-fit: cover; width: 100%; }
.about__text p { color: var(--color-muted); margin: 0 0 1rem; }
.about__social { display: flex; flex-wrap: wrap; gap: .5rem; }
.about__social a {
  padding: .35rem .75rem; border-radius: 999px;
  background: var(--color-tag-bg); border: 1px solid var(--color-border);
  font-size: .8rem; color: var(--color-text);
}

/* Skills */
.skills-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: start; }
.skills-radar {
  background: var(--color-card-bg); border: 1px solid var(--color-border);
  border-radius: 16px; padding: 1rem; min-height: 320px;
}
.skill-cat h3 { font-size: .95rem; margin: 0 0 .5rem; }
.tag-cloud, .portfolio-card__tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.skill-tag, .portfolio-card__tags span {
  padding: .3rem .65rem; border-radius: 999px; font-size: .75rem;
  background: var(--color-tag-bg); border: 1px solid var(--color-border);
}

/* Timeline */
.timeline { position: relative; padding-left: 1.5rem; }
.timeline::before {
  content: ''; position: absolute; left: 6px; top: 0; bottom: 0;
  width: 2px; background: var(--color-border);
}
.timeline__item { position: relative; margin-bottom: 1.5rem; }
.timeline__dot {
  position: absolute; left: -1.5rem; top: .5rem;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--color-primary); border: 3px solid var(--color-bg);
}
.timeline__item--current .timeline__dot { background: var(--color-accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-accent) 30%, transparent); }
.timeline__card {
  background: var(--color-card-bg); border: 1px solid var(--color-border);
  border-radius: 12px; padding: 1rem 1.25rem;
}
.timeline__head { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .35rem; }
.timeline__company { font-weight: 700; }
.timeline__period { color: var(--color-muted); font-size: .85rem; }
.timeline__role { margin: .35rem 0; color: var(--color-primary); font-size: 1rem; }
.timeline__list { margin: 0; padding-left: 1.1rem; color: var(--color-muted); font-size: .9rem; }
.timeline__more { display: block; margin: 1rem auto 0; }

/* Portfolio */
.portfolio-tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.25rem; }
.portfolio-tab {
  padding: .4rem .9rem; border-radius: 999px; border: 1px solid var(--color-border);
  background: var(--color-card-bg); color: var(--color-muted); cursor: pointer;
}
.portfolio-tab.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.portfolio-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  transition: opacity .25s ease;
}
.portfolio-grid.is-filtering { opacity: .55; }
.portfolio-card {
  background: var(--color-card-bg); border: 1px solid var(--color-border);
  border-radius: 14px; overflow: hidden; cursor: pointer;
  transition: transform .3s, box-shadow .3s;
}
.portfolio-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.portfolio-card__img { position: relative; aspect-ratio: 4/3; overflow: hidden; }
.portfolio-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.portfolio-card:hover .portfolio-card__img img { transform: scale(1.05); }
.portfolio-card__overlay {
  position: absolute; inset: 0; background: rgba(0,0,0,.45);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .3s; color: #fff; font-weight: 600;
}
.portfolio-card:hover .portfolio-card__overlay { opacity: 1; }
.portfolio-card__body { padding: 1rem; }
.portfolio-card__cat { font-size: .72rem; color: var(--color-accent); }
.portfolio-card__body h3 { margin: .25rem 0; font-size: 1rem; }
.portfolio-card__body p { color: var(--color-muted); font-size: .85rem; margin: 0 0 .5rem; }
.portfolio-card__link { font-size: .85rem; font-weight: 600; }

/* Trust */
.trust-highlights {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 1.5rem;
}
.trust-hl {
  text-align: center; padding: 1rem; background: var(--color-card-bg);
  border: 1px solid var(--color-border); border-radius: 12px;
}
.trust-hl strong { display: block; font-size: 1.35rem; color: var(--color-accent); }
.trust-hl span { font-size: .8rem; color: var(--color-muted); }
.logo-wall {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem; margin-bottom: 1.5rem;
}
.logo-chip {
  background: var(--color-card-bg); border: 1px solid var(--color-border);
  border-radius: 10px; padding: .75rem; text-align: center;
  filter: grayscale(1); transition: filter .3s, border-color .3s;
}
.logo-chip:hover { filter: grayscale(0); border-color: var(--color-primary); }
.logo-chip span { font-size: .78rem; font-weight: 600; }
.testimonial {
  background: var(--color-card-bg); border: 1px solid var(--color-border);
  border-radius: 16px; padding: 1.5rem; text-align: center;
}
.testimonial__text { font-size: 1.05rem; margin: 0 0 1rem; font-style: italic; }
.testimonial__meta { color: var(--color-muted); font-size: .85rem; }
.testimonial__dots { display: flex; justify-content: center; gap: .4rem; margin-top: 1rem; }
.testimonial-dot {
  width: 8px; height: 8px; border-radius: 50%; border: none;
  background: var(--color-border); cursor: pointer; padding: 0;
}
.testimonial-dot.active { background: var(--color-primary); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 2rem; }
.contact-form label { display: block; margin-bottom: .75rem; font-size: .85rem; }
.contact-form input, .contact-form textarea {
  width: 100%; margin-top: .35rem; padding: .65rem .75rem;
  border-radius: 8px; border: 1px solid var(--color-border);
  background: var(--color-card-bg); color: var(--color-text);
}
.contact-row {
  display: block; width: 100%; text-align: left; padding: .75rem;
  margin-bottom: .5rem; border-radius: 10px;
  background: var(--color-card-bg); border: 1px solid var(--color-border);
  color: var(--color-text); cursor: pointer;
}
.form-hint { font-size: .85rem; margin-top: .5rem; color: var(--color-muted); }
.form-hint--ok { color: #2EA043; }
.form-hint--err { color: #F78166; }
.site-footer {
  text-align: center; padding: 2rem 1rem 1rem; color: var(--color-muted); font-size: .85rem;
}

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,.75); display: flex; flex-direction: column;
  align-items: center; justify-content: center; padding: 1rem;
}
.lightbox__close {
  position: absolute; top: 1rem; right: 1rem;
  width: 44px; height: 44px; border-radius: 50%; border: none;
  background: var(--color-card-bg); color: var(--color-text); font-size: 1.5rem; cursor: pointer;
}
.lightbox__img { max-height: 50vh; border-radius: 12px; }
.lightbox__info { text-align: center; margin-top: 1rem; max-width: 480px; }

/* Detail page */
.detail-page { max-width: 800px; margin: 0 auto; padding: 2rem 1.25rem 5rem; }
.detail-back { display: inline-block; margin-bottom: 1rem; color: var(--color-muted); }
.detail-hero h1 { margin: .5rem 0; }
.detail-brief { color: var(--color-muted); }
.detail-cover { border-radius: 16px; margin: 1.5rem 0; width: 100%; }
.detail-block { margin-bottom: 1.5rem; }
.detail-block h2 { font-size: 1.1rem; color: var(--color-primary); margin-bottom: .5rem; }
.detail-block p { color: var(--color-muted); margin: 0; }
.detail-block--result p { color: var(--color-text); font-weight: 500; }
.detail-gallery { display: grid; gap: 1rem; }
.detail-gallery img { border-radius: 12px; }
.empty { text-align: center; color: var(--color-muted); padding: 3rem; }

/* Theme panel */
.theme-panel { position: fixed; right: .75rem; bottom: calc(5.5rem + env(safe-area-inset-bottom)); z-index: 900; }
.theme-panel__toggle {
  width: 44px; height: 44px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--color-card-bg); box-shadow: var(--shadow-md); font-size: 1.1rem;
}
.theme-panel__list {
  position: absolute; bottom: 52px; right: 0; width: 160px;
  padding: .5rem; background: var(--color-card-bg); border: 1px solid var(--color-border);
  border-radius: 12px; box-shadow: var(--shadow-md);
}
.theme-opt {
  display: block; width: 100%; text-align: left; padding: .45rem .5rem;
  border: none; background: transparent; color: var(--color-text); cursor: pointer;
  border-radius: 8px; font-size: .8rem;
}
.theme-opt.active, .theme-opt:hover { background: var(--color-tag-bg); }

/* Footer bar */
.contact-footer {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 850;
  background: #1a1a1a; padding: .55rem .75rem calc(.55rem + env(safe-area-inset-bottom));
  border-top: 1px solid rgba(255,255,255,.08);
}
.contact-footer__btns { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: .5rem; max-width: 960px; margin: 0 auto; }
.contact-footer__cta { background: #c41e1e !important; color: #fff !important; text-align: center; padding: .6rem .35rem; border-radius: 6px; font-size: .78rem; font-weight: 700; }
.contact-footer__btn { background: transparent; border: 1px solid rgba(255,255,255,.35); color: #fff; padding: .6rem .35rem; border-radius: 6px; font-size: .78rem; cursor: pointer; text-align: center; }
.contact-footer__brand { text-align: center; font-size: .62rem; color: rgba(255,255,255,.5); margin-top: .4rem; }

.toast {
  position: fixed; left: 50%; bottom: 6rem; transform: translateX(-50%) translateY(20px);
  background: var(--color-card-bg); border: 1px solid var(--color-border);
  padding: .6rem 1rem; border-radius: 999px; opacity: 0; transition: .25s; z-index: 1100;
  pointer-events: none; font-size: .85rem;
}
.toast--show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 900px) {
  .dashboard { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .skills-grid, .contact-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .logo-wall { grid-template-columns: repeat(3, 1fr); }
  .top-nav__menu { display: inline-block; }
  .top-nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-card-bg);
    border-bottom: 1px solid var(--color-border);
    padding: .75rem 1rem;
    z-index: 810;
  }
  .top-nav__links.is-open { display: flex; }
  .top-nav { position: sticky; flex-wrap: wrap; }
  .top-nav__pdf { width: 100%; margin-top: .35rem; text-align: center; }
  .persona-bar { overflow-x: auto; flex-wrap: nowrap; }
}

@media (max-width: 560px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .trust-highlights { grid-template-columns: 1fr; }
  .logo-wall { grid-template-columns: repeat(2, 1fr); }
}

@media print {
  .top-nav, .theme-panel, .contact-footer, .hero__scroll, .hero__social, .lightbox { display: none !important; }
  body { background: #fff; color: #111; padding: 0 !important; }
  .section { page-break-inside: avoid; }
  .hero { min-height: auto; padding: 1rem; }
}

/* Share page */
body.share-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  padding-bottom: calc(2rem + env(safe-area-inset-bottom));
}
.share-card {
  width: 100%;
  max-width: 380px;
  text-align: center;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-md);
}
.share-card__avatar {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1rem;
  border: 3px solid var(--color-primary);
}
.share-card__name { font-size: 1.35rem; margin: 0 0 .25rem; }
.share-card__title { color: var(--color-primary); font-weight: 600; margin: 0 0 .75rem; font-size: .95rem; }
.share-card__desc { color: var(--color-muted); font-size: .85rem; margin: 0 0 1.25rem; line-height: 1.5; }
.share-card__stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
  margin-bottom: 1.25rem;
}
.share-card__stats span {
  font-size: .72rem;
  padding: .35rem .65rem;
  border-radius: 999px;
  background: var(--color-tag-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
.share-card__cta { display: block; width: 100%; margin-bottom: .75rem; }
.share-card__gen { display: block; width: 100%; }
.share-card__hint {
  margin: 1rem 0 0;
  font-size: .72rem;
  color: var(--color-muted);
}

/* Share card modal (M11) */
.share-card-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.share-card-modal[hidden] { display: none !important; }
.share-card-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.72);
}
.share-card-modal__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  max-height: 92vh;
  overflow-y: auto;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.25rem;
  text-align: center;
}
.share-card-modal__close {
  position: absolute;
  top: .5rem;
  right: .75rem;
  border: none;
  background: transparent;
  color: var(--color-muted);
  font-size: 1.75rem;
  cursor: pointer;
  line-height: 1;
}
.share-card-modal__title { margin: 0 0 1rem; font-size: 1rem; }
.share-card-modal__preview {
  width: 100%;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  -webkit-touch-callout: default;
  user-select: none;
}
.share-card-modal__actions {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  margin-top: 1rem;
}
.share-card-modal__hint {
  font-size: .72rem;
  color: var(--color-muted);
  margin: .75rem 0 0;
}

.hero__cta { flex-wrap: wrap; }