/* ─────────────────────────────────────────────
   Design system: Vercel-inspired, adapted
   Primary text:  #171717 (Vercel Black)
   Background:    #ffffff (Pure White)
   Hero bg:       #0B1220 (Dark Navy)
   Accent:        #C89B3C (Warm Gold)
   Body serif:    Georgia / Lora
   UI sans:       Geist Sans → fallback Inter → system
   ───────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,400;0,600;1,400&family=Inter:wght@400;500;600&display=swap');

:root {
  --color-text:        #171717;
  --color-text-muted:  #4d4d4d;
  --color-text-subtle: #666666;
  --color-bg:          #ffffff;
  --color-hero-bg:     #0B1220;
  --color-accent:      #C89B3C;
  --color-accent-dim:  #8a6a24;
  --color-border:      rgba(0, 0, 0, 0.08);
  --color-divider:     #ebebeb;
  --color-surface:     #fafafa;
  --shadow-border:     0px 0px 0px 1px rgba(0, 0, 0, 0.08);
  --shadow-card:       0px 0px 0px 1px rgba(0,0,0,0.08),
                       0px 2px 2px rgba(0,0,0,0.04),
                       0px 0px 0px 1px #fafafa;
  --font-ui:           'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body:         'Lora', Georgia, 'Times New Roman', serif;
  --radius-sm:         4px;
  --radius-md:         6px;
  --radius-lg:         8px;
  --radius-pill:       9999px;
  --max-width:         1200px;
  --content-width:     720px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-ui);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ─────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  box-shadow: 0px 1px 0px var(--color-divider);
  padding: 0 24px;
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.32px;
  color: var(--color-text);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.nav-links a:hover { color: var(--color-text); }
.nav-links a.active { color: var(--color-text); font-weight: 600; }

/* ── HERO ────────────────────────────────── */
.hero {
  background: var(--color-hero-bg);
  color: #ffffff;
  padding: 96px 24px;
  text-align: center;
}

.hero-inner {
  max-width: 760px;
  margin: 0 auto;
}

.hero h1 {
  font-family: var(--font-ui);
  font-size: 48px;
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -2.4px;
  margin-bottom: 8px;
  color: #ffffff;
}

.hero-credentials {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}

.hero-tagline {
  font-family: var(--font-ui);
  font-size: 20px;
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255,255,255,0.72);
  max-width: 580px;
  margin: 0 auto 40px;
}

.hero-cta {
  display: inline-block;
  background: var(--color-accent);
  color: #171717;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 24px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: opacity 0.15s;
}

.hero-cta:hover { opacity: 0.88; }

/* ── SECTIONS ────────────────────────────── */
.section {
  padding: 80px 24px;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-ui);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -1.28px;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: 40px;
}

.section-divider {
  border: none;
  border-top: 1px solid var(--color-divider);
  margin: 0;
}

/* ── CATEGORY BADGE ──────────────────────── */
.badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: rgba(200, 155, 60, 0.12);
  color: var(--color-accent-dim);
  margin-bottom: 12px;
}

/* ── ARTICLE CARDS (index + home) ────────── */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.article-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: inherit;
  display: block;
  transition: box-shadow 0.2s;
}

.article-card:hover {
  box-shadow: 0px 0px 0px 1px rgba(0,0,0,0.12),
              0px 4px 8px rgba(0,0,0,0.08),
              0px 0px 0px 1px #fafafa;
}

.article-card h3 {
  font-family: var(--font-ui);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.32px;
  line-height: 1.35;
  color: var(--color-text);
  margin-bottom: 10px;
}

.article-card p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ── ARTICLE LIST (index full view) ─────── */
.article-list { list-style: none; }

.article-list-item {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-divider);
  text-decoration: none;
  color: inherit;
}

.article-list-item:last-child { border-bottom: none; }

.article-list-item .badge { flex-shrink: 0; margin-bottom: 0; }

.article-list-item .article-title {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
  flex: 1;
}

.article-list-item:hover .article-title { color: var(--color-accent-dim); }

.article-list-item .article-excerpt {
  font-size: 13px;
  color: var(--color-text-subtle);
  margin-top: 4px;
}

/* ── CATEGORY FILTER ─────────────────────── */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 40px;
}

.filter-btn {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: none;
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  text-decoration: none;
  box-shadow: var(--shadow-border);
  transition: background 0.15s, color 0.15s;
}

.filter-btn:hover { background: var(--color-divider); color: var(--color-text); }

.filter-btn.active {
  background: var(--color-accent);
  color: #171717;
  box-shadow: none;
}

/* ── ARTICLE BODY ────────────────────────── */
.article-page { padding: 64px 24px 96px; }

.article-header {
  max-width: var(--content-width);
  margin: 0 auto 48px;
  text-align: left;
}

.article-header h1 {
  font-family: var(--font-ui);
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -2px;
  line-height: 1.15;
  color: var(--color-text);
  margin-top: 16px;
}

.article-body {
  max-width: var(--content-width);
  margin: 0 auto;
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.75;
  color: #2a2a2a;
}

.article-body h2 {
  font-family: var(--font-ui);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.96px;
  margin: 48px 0 16px;
  color: var(--color-text);
}

.article-body h3 {
  font-family: var(--font-ui);
  font-size: 18px;
  font-weight: 600;
  margin: 32px 0 12px;
  color: var(--color-text);
}

.article-body p { margin-bottom: 24px; }

.article-body ul, .article-body ol {
  margin: 0 0 24px 24px;
}

.article-body li { margin-bottom: 8px; }

.article-body strong { font-weight: 600; color: var(--color-text); }

.article-body em { font-style: italic; }

.article-body blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: 20px;
  margin: 32px 0;
  color: var(--color-text-muted);
  font-style: italic;
}

/* ── CTA BLOCK ───────────────────────────── */
.cta-block {
  max-width: var(--content-width);
  margin: 64px auto 0;
  background: var(--color-hero-bg);
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.cta-block .cta-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.cta-block .cta-text {
  font-family: var(--font-ui);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.5px;
  color: #ffffff;
}

.cta-block a {
  flex-shrink: 0;
  display: inline-block;
  background: var(--color-accent);
  color: #171717;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 24px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: opacity 0.15s;
  white-space: nowrap;
}

.cta-block a:hover { opacity: 0.88; }

/* ── TOOLS PAGE ──────────────────────────── */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.tool-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
}

.tool-card h3 {
  font-family: var(--font-ui);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.tool-card p {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.tool-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-accent-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 1px;
  transition: opacity 0.15s;
}

.tool-link:hover { opacity: 0.75; }

/* ── ABOUT PAGE ──────────────────────────── */
.about-body {
  max-width: var(--content-width);
  margin: 0 auto;
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.75;
  color: #2a2a2a;
}

.about-body p { margin-bottom: 24px; }
.about-body h2 {
  font-family: var(--font-ui);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.96px;
  margin: 48px 0 16px;
  color: var(--color-text);
}

/* ── EMPTY STATE ─────────────────────────── */
.empty-state {
  text-align: center;
  padding: 80px 0;
  color: var(--color-text-subtle);
  font-size: 16px;
}

/* ── FOOTER ──────────────────────────────── */
footer {
  border-top: 1px solid var(--color-divider);
  padding: 40px 24px;
  text-align: center;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

footer p {
  font-size: 13px;
  color: var(--color-text-subtle);
}

footer a {
  font-size: 13px;
  color: var(--color-text-subtle);
  text-decoration: none;
}

footer a:hover { color: var(--color-text); }

.footer-links { display: flex; gap: 24px; }

/* ── 404 ─────────────────────────────────── */
.not-found {
  text-align: center;
  padding: 120px 24px;
}

.not-found h1 {
  font-family: var(--font-ui);
  font-size: 72px;
  font-weight: 600;
  letter-spacing: -3px;
  color: var(--color-divider);
  margin-bottom: 16px;
}

.not-found p {
  font-size: 18px;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

.not-found a {
  color: var(--color-accent-dim);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 2px;
}

/* ── RESPONSIVE ──────────────────────────── */
@media (max-width: 768px) {
  .hero h1 { font-size: 32px; letter-spacing: -1.5px; }
  .hero-tagline { font-size: 17px; }
  .section-title { font-size: 26px; }
  .article-header h1 { font-size: 28px; letter-spacing: -1px; }
  .cta-block { flex-direction: column; padding: 32px 24px; text-align: center; }
  .article-grid { grid-template-columns: 1fr; }
  .nav-links { gap: 20px; }
  .article-list-item { flex-direction: column; gap: 8px; }
}

@media (max-width: 480px) {
  .hero { padding: 64px 16px; }
  .section { padding: 56px 16px; }
  .nav-links { display: none; }
}

/* ─────────────────────────────────────────────
   Venue strip (home hero, below CTA)
   ───────────────────────────────────────────── */
.venue-strip {
  background: var(--color-hero-bg);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 24px;
}
.venue-strip-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  font-family: var(--font-ui);
  font-size: 13px;
  color: rgba(255,255,255,0.72);
  letter-spacing: 0.02em;
}
.venue-strip-inner > span { white-space: nowrap; }
.venue-strip-label {
  color: var(--color-accent);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.12em;
  font-weight: 600;
}
.venue-strip-link {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
  margin-left: auto;
}
.venue-strip-link:hover { color: #e0b967; }

/* ─────────────────────────────────────────────
   Testimonials (speaking page)
   ───────────────────────────────────────────── */
.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}
.testimonials blockquote {
  background: #fff;
  border-left: 3px solid var(--color-accent);
  padding: 20px 22px;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.55;
  color: #2a2a2a;
  box-shadow: var(--shadow-border);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* ─────────────────────────────────────────────
   Speaking venue groups
   ───────────────────────────────────────────── */
.speaking-group {
  margin-top: 36px;
}
.speaking-group h3 {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-dim);
  margin-bottom: 12px;
}
.speaking-group ul {
  list-style: none;
  padding: 0;
}
.speaking-group li {
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.6;
  color: #2a2a2a;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-divider);
}
.speaking-group li:last-child { border-bottom: none; }

@media (max-width: 600px) {
  .testimonials { grid-template-columns: 1fr; }
  .venue-strip-link { margin-left: 0; }
}

/* ─────────────────────────────────────────────
   Split hero (persona + portrait)
   ───────────────────────────────────────────── */
.hero-split-inner {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero-copy h1 { font-size: 56px; line-height: 1.05; letter-spacing: -0.02em; }
.hero-wink {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 17px;
  line-height: 1.55;
  color: rgba(255,255,255,0.78);
  margin: 14px 0 22px;
  max-width: 540px;
}
.hero-wink-link {
  color: var(--color-accent);
  text-decoration: none;
  font-style: normal;
  white-space: nowrap;
  border-bottom: 1px solid rgba(200,155,60,0.4);
  padding-bottom: 1px;
  margin-left: 4px;
}
.hero-wink-link:hover { color: #e0b967; border-bottom-color: var(--color-accent); }
.hero-cta-row { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.hero-cta-secondary {
  font-family: var(--font-ui);
  font-size: 15px;
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-weight: 500;
}
.hero-cta-secondary:hover { color: var(--color-accent); }

.hero-portrait { text-align: center; }
.hero-portrait img {
  width: 100%;
  max-width: 340px;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08),
              0 24px 60px rgba(0,0,0,0.5),
              0 0 0 6px rgba(200,155,60,0.12);
}
.hero-portrait-caption {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  margin-top: 14px;
}

@media (max-width: 820px) {
  .hero-split-inner { grid-template-columns: 1fr; gap: 36px; }
  .hero-portrait { order: -1; }
  .hero-portrait img { max-width: 240px; }
  .hero-copy h1 { font-size: 42px; }
}

/* ─────────────────────────────────────────────
   About hero (portrait right, copy left)
   ───────────────────────────────────────────── */
.about-hero-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-hero-kicker {
  font-family: var(--font-body);
  font-size: 20px;
  line-height: 1.6;
  color: #2a2a2a;
  font-style: italic;
  margin-top: 8px;
  max-width: 560px;
}
.about-hero-portrait { text-align: center; }
.about-hero-portrait img {
  width: 100%;
  max-width: 340px;
  height: auto;
  border-radius: 10px;
  box-shadow: var(--shadow-border), 0 18px 40px rgba(0,0,0,0.08);
}
.about-hero-caption {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 13px;
  color: #888;
  margin-top: 12px;
}
@media (max-width: 820px) {
  .about-hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .about-hero-portrait img { max-width: 260px; }
}

/* ── SUBSCRIBE BLOCK ──────────────────────── */
.subscribe-block {
  margin: 48px 0 32px;
  padding: 32px 36px;
  background: var(--color-hero-bg);
  border-radius: var(--radius-lg);
}
.subscribe-label {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 10px;
}
.subscribe-text {
  font-family: var(--font-ui);
  font-size: 15px;
  color: rgba(255,255,255,0.75);
  margin: 0 0 20px;
  line-height: 1.55;
}
.subscribe-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.subscribe-input {
  flex: 1 1 220px;
  font-family: var(--font-ui);
  font-size: 14px;
  padding: 10px 14px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.07);
  color: #fff;
  outline: none;
  transition: border-color 0.15s ease;
}
.subscribe-input::placeholder { color: rgba(255,255,255,0.35); }
.subscribe-input:focus { border-color: var(--color-accent); }
.subscribe-btn {
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 22px;
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.15s ease;
}
.subscribe-btn:hover:not(:disabled) { opacity: 0.88; }
.subscribe-btn:disabled { opacity: 0.55; cursor: default; }
.subscribe-confirm {
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--color-accent);
  margin: 0;
}
@media (max-width: 600px) {
  .subscribe-block { padding: 24px 20px; }
  .subscribe-form { flex-direction: column; }
  .subscribe-btn { width: 100%; }
}

/* ── THUMBS-UP REACTION ───────────────────── */
.thumbs-block {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 48px 0 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-divider);
}
.thumbs-label {
  font-family: var(--font-ui);
  font-size: 14px;
  color: var(--color-text-subtle);
  margin: 0;
}
.thumbs-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 8px 18px;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.08s ease;
}
.thumbs-btn:hover:not(:disabled) {
  background: var(--color-surface);
  border-color: var(--color-accent);
}
.thumbs-btn:active:not(:disabled) { transform: scale(0.97); }
.thumbs-btn:disabled { cursor: default; }
.thumbs-btn.is-thumbed {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.thumbs-icon { font-size: 18px; line-height: 1; }
.thumbs-count { font-variant-numeric: tabular-nums; min-width: 1ch; }