/* 林俊男 Daniel Lin — 個人品牌官網
   從 Webflow (daniel-leadership.webflow.io) 搬遷重建，2026-09 藍色系改版 */

:root {
  --navy-950: #071a33;
  --navy-900: #0b2545;
  --blue-800: #123a63;
  --blue-700: #16497e;
  --blue-600: #1d64a3;
  --blue-500: #2c86c9;
  --blue-300: #7fb8e6;
  --blue-100: #d6ebf9;
  --blue-50: #f2f9fd;
  --gray-900: #1b2430;
  --gray-700: #46505c;
  --gray-500: #6b7686;
  --gray-300: #a6b0bb;
  --gray-100: #eef3f7;
  --white: #ffffff;
  --accent-gold: #b8860b;
  --accent-gold-bg: #fff8e6;
  --max-width: 1100px;
  --font: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 14px;
  --shadow-sm: 0 1px 3px rgba(11, 37, 69, 0.08);
  --shadow-md: 0 8px 24px rgba(11, 37, 69, 0.12);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px 24px;
  gap: 16px;
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  z-index: 50;
}

.logo {
  font-weight: 800;
  font-size: 16px;
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--navy-900);
}
.logo span { color: var(--blue-500); }
.logo a { display: block; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
}

.main-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
  white-space: nowrap;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--navy-900);
  border-bottom-color: var(--blue-500);
}

.btn {
  display: inline-block;
  padding: 11px 24px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-800));
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }

.btn-outline {
  background: var(--white);
  color: var(--blue-700);
  border-color: var(--blue-500);
}
.btn-outline:hover { background: var(--blue-50); }

.btn-white {
  background: var(--white);
  color: var(--navy-900);
}

.btn-hero-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.6);
}
.btn-hero-outline:hover { background: rgba(255, 255, 255, 0.12); }

.btn-cta {
  background: linear-gradient(135deg, #e0ac47, var(--accent-gold));
  color: var(--navy-950);
  box-shadow: 0 8px 20px rgba(184, 134, 11, 0.35);
}
.btn-cta:hover { box-shadow: 0 10px 26px rgba(184, 134, 11, 0.45); transform: translateY(-1px); }

/* ---------- Pull quote block ---------- */
.pull-quote {
  background: var(--navy-950);
  color: var(--white);
  text-align: center;
  padding: 72px 24px;
  margin-bottom: 8px;
}
.pull-quote blockquote {
  max-width: 760px;
  margin: 0 auto;
  font-size: 26px;
  font-weight: 700;
  line-height: 1.6;
  font-style: normal;
}
.pull-quote blockquote span { color: var(--blue-300); }
.pull-quote cite { display: block; margin-top: 20px; font-size: 14px; color: var(--blue-100); font-style: normal; }

.news-card { position: relative; overflow: hidden; }
.news-card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--accent-gold), var(--blue-500));
}

.nav-cta { flex-shrink: 0; }

/* ---------- Hero (home) ---------- */
.hero {
  background: linear-gradient(150deg, var(--blue-600) 0%, var(--navy-900) 65%, var(--navy-950) 100%);
  border-radius: 28px;
  max-width: var(--max-width);
  margin: 16px auto 48px;
  padding: 68px 48px 76px;
  color: var(--white);
}

.hero-inner { max-width: 740px; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--blue-100);
  background: rgba(255, 255, 255, 0.1);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.hero-headline {
  font-size: 32px;
  font-weight: 800;
  margin: 0 0 22px;
  line-height: 1.5;
}

.hero-sub {
  font-size: 16px;
  color: var(--blue-100);
  margin: 0 0 24px;
}

.hero-body {
  font-size: 16px;
  color: #dceafb;
  margin-bottom: 32px;
}
.hero-body p { margin: 0 0 8px; }
.hero-body strong { color: var(--white); }

.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- News strip (home) ---------- */
.news-strip {
  max-width: var(--max-width);
  margin: 0 auto 56px;
  padding: 0 24px;
}
.news-strip .label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 800;
  color: var(--blue-700);
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}
.news-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 860px) { .news-cards { grid-template-columns: 1fr; } }

.news-card {
  border: 1px solid var(--blue-100);
  background: var(--blue-50);
  border-radius: var(--radius);
  padding: 20px;
}
.news-card .date { font-size: 12px; color: var(--blue-600); font-weight: 700; margin-bottom: 8px; }
.news-card h3 { font-size: 15px; margin: 0 0 8px; color: var(--navy-900); }
.news-card p { font-size: 13px; color: var(--gray-700); margin: 0 0 10px; }
.news-card a.more { font-size: 13px; font-weight: 700; color: var(--blue-600); }

/* ---------- Section banners ---------- */
.page-banner {
  color: var(--white);
  text-align: center;
  padding: 34px 24px;
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 48px;
  background: linear-gradient(90deg, var(--blue-700), var(--blue-500));
}

/* ---------- Generic sections ---------- */
.section { max-width: var(--max-width); margin: 0 auto; padding: 0 24px 64px; }

.section-title {
  font-size: 21px;
  font-weight: 800;
  margin-bottom: 28px;
  color: var(--navy-900);
}
.section-subtitle {
  font-size: 13px;
  font-weight: 700;
  color: var(--blue-600);
  letter-spacing: 0.04em;
  margin: 48px 0 12px;
}

.pain-list, .help-list { list-style: none; margin: 0; padding: 0; }
.pain-list li, .help-list li {
  display: flex;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: 15px;
  color: var(--gray-700);
}
.pain-list .icon, .help-list .icon { flex-shrink: 0; }

/* ---------- Cards (courses) ---------- */
.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}
@media (max-width: 860px) { .course-grid { grid-template-columns: 1fr; } }

.course-card {
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.course-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.course-card.featured { border-color: var(--blue-300); background: var(--blue-50); }

.course-card h3 { font-size: 17px; margin: 0 0 10px; color: var(--navy-900); }

.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--blue-700);
  background: var(--blue-100);
  border-radius: 20px;
  padding: 4px 12px;
  margin: 0 4px 4px 0;
}
.badge.gold { color: var(--accent-gold); background: var(--accent-gold-bg); }

.course-card .tagline { font-weight: 700; margin: 12px 0 6px; font-size: 15px; color: var(--navy-900); }
.course-card .tagline a:hover { color: var(--blue-600); text-decoration: underline; }
.course-card .desc { font-size: 14px; color: var(--gray-500); margin: 0 0 14px; }
.course-card .desc:last-child { margin-bottom: 0; }

.core-callout {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--navy-900);
  color: var(--white);
  border-radius: var(--radius);
  padding: 22px 26px;
  margin-bottom: 32px;
}
.core-callout .tag {
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 800;
  background: var(--blue-500);
  padding: 6px 14px;
  border-radius: 999px;
}
.core-callout p { margin: 0; font-size: 14px; color: var(--blue-100); }

/* ---------- Patent / long content blocks ---------- */
.copy-block { margin-bottom: 48px; padding: 28px; border-radius: var(--radius); background: var(--blue-50); }
.copy-block h2 { font-size: 22px; margin: 0 0 14px; color: var(--navy-900); }
.copy-block h2 a:hover { color: var(--blue-600); text-decoration: underline; }
.copy-block p { color: var(--gray-700); margin: 0 0 14px; }
.copy-block strong { color: var(--navy-900); }

/* ---------- About page ---------- */
.about-hero h1 { font-size: 30px; margin: 0 0 6px; color: var(--navy-900); }
.about-hero .subtitle { color: var(--gray-500); font-size: 15px; margin-bottom: 36px; }

.about-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
@media (max-width: 720px) { .about-columns { grid-template-columns: 1fr; } }
.about-columns h2 { font-size: 18px; margin: 0 0 16px; color: var(--navy-900); }
.about-columns ul { list-style: none; margin: 0; padding: 0; }
.about-columns li { font-size: 14px; padding: 8px 0; border-bottom: 1px solid var(--gray-100); }

.threecol {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}
@media (max-width: 860px) { .threecol { grid-template-columns: 1fr; } }
.threecol h2 { font-size: 17px; margin: 0 0 14px; color: var(--navy-900); }
.threecol ul { list-style: none; margin: 0; padding: 0; }
.threecol li { font-size: 14px; padding: 6px 0; }
.threecol p { font-size: 13px; color: var(--gray-500); }

.client-block { margin-bottom: 28px; }
.client-block h3 { font-size: 15px; margin: 0 0 8px; color: var(--blue-700); }
.client-block p { font-size: 13px; color: var(--gray-500); margin: 0; }

/* ---------- Blog page ---------- */
.book-panel {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  margin-bottom: 20px;
  align-items: stretch;
}
@media (max-width: 760px) { .book-panel { grid-template-columns: 1fr; } }

.book-info h2 { font-size: 22px; margin: 0 0 16px; line-height: 1.4; color: var(--navy-900); }
.book-info .meta { font-size: 14px; color: var(--gray-500); margin: 4px 0; }
.book-info .retailers { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.book-info .retailers a {
  font-size: 13px; font-weight: 700; color: var(--blue-700);
  background: var(--blue-100); padding: 8px 14px; border-radius: 999px;
}

.side-links {
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius);
  padding: 22px;
  font-size: 14px;
}
.side-links .group { padding: 14px 0; border-bottom: 1px solid var(--blue-100); }
.side-links .group:last-child { border-bottom: none; }
.side-links a.ext { color: var(--blue-700); font-weight: 700; }

.content-tab-title {
  font-size: 13px;
  font-weight: 800;
  color: var(--blue-600);
  letter-spacing: 0.04em;
  margin: 44px 0 16px;
  padding-top: 20px;
  border-top: 1px solid var(--gray-100);
}
.content-tab-title:first-of-type { border-top: none; padding-top: 0; }

.blog-list { display: flex; flex-direction: column; }
.blog-item { padding: 18px 0; border-bottom: 1px solid var(--gray-100); }
.blog-item h3 { font-size: 16px; margin: 0 0 8px; }
.blog-item h3 a { color: var(--blue-700); }
.blog-item h3 a:hover { text-decoration: underline; }
.blog-item p { font-size: 14px; color: var(--gray-700); margin: 0; }
.blog-item .read-more { font-size: 12px; color: var(--gray-500); margin-top: 6px; display: inline-block; }

/* ---------- Card gallery (管理字卡館) ---------- */
.card-topic { margin-bottom: 48px; }
.card-topic h2 { font-size: 18px; margin: 0 0 16px; color: var(--navy-900); }
.card-topic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 760px) { .card-topic-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .card-topic-grid { grid-template-columns: 1fr; } }
.card-topic-grid img {
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  width: 100%;
}

/* ---------- Contact page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-grid h2 { font-size: 20px; margin: 0 0 14px; color: var(--navy-900); }
.contact-grid p { font-size: 14px; color: var(--gray-700); }

.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.field input, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  font-family: var(--font);
  font-size: 14px;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px var(--blue-100);
}
.field textarea { min-height: 100px; resize: vertical; }

.contact-side .list { list-style: none; margin: 0 0 28px; padding: 0; }
.contact-side .list li { font-size: 14px; padding: 6px 0; color: var(--gray-700); }
.contact-side h3 { font-size: 15px; margin: 24px 0 10px; color: var(--navy-900); }

.contact-info { font-size: 14px; margin-top: 8px; }
.contact-info div { padding: 4px 0; }

/* ---------- Bottom CTA (all pages) ---------- */
.bottom-cta {
  background: var(--blue-50);
  padding: 56px 24px;
  text-align: center;
  margin-top: 32px;
}
.bottom-cta h2 { font-size: 22px; margin: 0 0 6px; color: var(--navy-900); }
.bottom-cta p { font-size: 14px; color: var(--gray-500); max-width: 560px; margin: 16px auto 0; }

/* ---------- Footer ---------- */
.site-footer { padding: 40px 24px 48px; text-align: center; background: var(--navy-950); color: var(--blue-100); }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 22px;
}
.footer-links a {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  font-size: 13px;
  padding: 10px 18px;
  border-radius: 999px;
}
.footer-links a:hover { background: var(--blue-600); }

.footer-social {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 18px;
  font-size: 13px;
}
.footer-social a { color: var(--blue-300); font-weight: 600; }
.footer-social a:hover { color: var(--white); }

.footer-note { font-size: 12px; color: var(--gray-300); }

@media (max-width: 640px) {
  .hero { padding: 48px 24px 60px; border-radius: 18px; }
  .hero-headline { font-size: 23px; }
}

/* ================= Course / Patent detail pages ================= */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue-600);
  margin: 20px 0 0;
}
.back-link:hover { text-decoration: underline; }

.detail-hero {
  background: linear-gradient(150deg, var(--blue-600) 0%, var(--navy-900) 70%);
  border-radius: 24px;
  max-width: var(--max-width);
  margin: 16px auto 40px;
  padding: 44px 40px;
  color: var(--white);
}
.detail-hero .kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.15);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.detail-hero h1 { font-size: 28px; margin: 0 0 12px; }
.detail-hero p { font-size: 15px; color: var(--blue-100); margin: 0; max-width: 700px; }

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
@media (max-width: 860px) { .info-grid { grid-template-columns: 1fr; } }
.info-card {
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 22px;
}
.info-card h3 { font-size: 14px; font-weight: 800; color: var(--blue-700); margin: 0 0 14px; }
.info-card ul { list-style: none; margin: 0; padding: 0; }
.info-card li { font-size: 14px; color: var(--gray-700); padding: 6px 0; line-height: 1.6; }
.info-card.problem { background: #fff7f5; }
.info-card.keyword ul { display: flex; flex-wrap: wrap; gap: 8px; }
.info-card.keyword li { background: var(--blue-100); color: var(--blue-700); font-weight: 700; font-size: 13px; padding: 6px 12px; border-radius: 999px; }
.info-card.audience { background: var(--blue-50); }

.unit-block {
  border-left: 3px solid var(--blue-500);
  padding: 4px 0 4px 20px;
  margin-bottom: 28px;
}
.unit-block h3 { font-size: 16px; margin: 0 0 10px; color: var(--navy-900); }
.unit-block ul { margin: 0 0 12px; padding-left: 20px; color: var(--gray-700); font-size: 14px; }
.unit-block ul li { margin-bottom: 4px; }
.unit-block .methods { display: flex; gap: 6px; flex-wrap: wrap; }
.unit-block .methods span {
  font-size: 12px; font-weight: 700; color: var(--gray-500);
  background: var(--gray-100); padding: 4px 10px; border-radius: 999px;
}

/* ---- Patent long-form detail pages ---- */
.detail-section { margin-bottom: 56px; }
.detail-section > h2 { font-size: 20px; color: var(--navy-900); margin: 0 0 20px; }
.detail-section > .lead { font-size: 15px; color: var(--gray-700); margin: 0 0 24px; max-width: 760px; }

.reason-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 860px) { .reason-grid { grid-template-columns: 1fr; } }
.reason-card { background: var(--blue-50); border-radius: var(--radius); padding: 22px; }
.reason-card h4 { font-size: 15px; color: var(--navy-900); margin: 0 0 10px; }
.reason-card p { font-size: 13px; color: var(--gray-700); margin: 0; }

.numbered-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 760px) { .numbered-grid { grid-template-columns: 1fr; } }
.numbered-card { border: 1px solid var(--gray-100); border-radius: var(--radius); padding: 20px; }
.numbered-card h4 { font-size: 14px; color: var(--navy-900); margin: 0 0 8px; }
.numbered-card p { font-size: 13px; color: var(--gray-700); margin: 0 0 8px; }
.numbered-card .note { font-size: 12px; color: var(--blue-600); font-weight: 700; margin: 0; }

.step-timeline { display: flex; flex-direction: column; gap: 20px; }
.step-item { display: flex; gap: 20px; border: 1px solid var(--gray-100); border-radius: var(--radius); padding: 22px; }
.step-item .step-num {
  flex-shrink: 0; width: 40px; height: 40px; border-radius: 50%;
  background: var(--navy-900); color: var(--white); font-weight: 800;
  display: flex; align-items: center; justify-content: center; font-size: 14px;
}
.step-item h4 { font-size: 15px; margin: 0 0 8px; color: var(--navy-900); }
.step-item p { font-size: 13px; color: var(--gray-700); margin: 0 0 10px; }
.step-item ul { margin: 0 0 10px; padding-left: 18px; font-size: 13px; color: var(--gray-700); }
.step-item .pin { font-size: 12px; font-weight: 700; color: var(--blue-600); }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud span { font-size: 13px; background: var(--gray-100); color: var(--gray-700); padding: 6px 14px; border-radius: 999px; }

.deck-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 760px) { .deck-grid { grid-template-columns: 1fr; } }
.deck-card { background: var(--blue-50); border-radius: var(--radius); padding: 20px; }
.deck-card p { font-size: 13px; color: var(--gray-700); margin: 0 0 6px; }

.module-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 860px) { .module-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .module-grid { grid-template-columns: 1fr; } }
.module-card { border: 1px solid var(--gray-100); border-radius: var(--radius); padding: 18px; }
.module-card h4 { font-size: 14px; margin: 0 0 8px; color: var(--navy-900); }
.module-card p { font-size: 13px; color: var(--gray-700); margin: 0; }

.earth-block { border-left: 4px solid var(--blue-500); padding-left: 20px; margin-bottom: 28px; }
.earth-block h4 { font-size: 16px; color: var(--navy-900); margin: 0 0 6px; }
.earth-block .tagline { font-size: 13px; color: var(--blue-600); font-weight: 700; margin: 0 0 12px; }
.earth-block ul { margin: 0; padding-left: 18px; font-size: 13px; color: var(--gray-700); }
.earth-block ul li { margin-bottom: 6px; }