/* ============================================================
   The Value Shift — valueshiftbook.com
   Brand colors drawn from NovoCircle.com
   ============================================================ */

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* NovoCircle brand palette */
  --blue:    #1B75BB;   /* primary — nav button, hero bg, headings */
  --blue-dk: #155d96;   /* hover / darker blue */
  --sky:     #26A9E0;   /* bright sky blue accent */
  --green:   #8BC53F;   /* lime green — secondary CTA */
  --green-dk:#6fa02e;
  --orange:  #F7941D;   /* warm orange — accent, book cover arrow */
  --orange-dk:#d97d10;
  --navy:    #0F1A24;   /* dark sections only */
  --dark:    #162030;   /* slightly lighter dark */

  /* Neutrals */
  --white:     #FFFFFF;
  --off-white: #F5F7FA;   /* NovoCircle light bg */
  --light-bg:  #EEF4FB;   /* very light blue tint */
  --warm-bg:   #F7F3EE;   /* warm cream for book excerpts */
  --gray:      #6B7280;
  --gray-lt:   #9CA3AF;
  --text:      #1A1A1A;
  --border:    #E2E8F0;

  --max: 1100px;
  --r:   8px;
  --shadow: 0 2px 16px rgba(0,0,0,.08);
  --shadow-md: 0 4px 28px rgba(0,0,0,.12);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Open Sans', 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
}

img { max-width: 100%; display: block; }
a  { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1,h2,h3,h4 {
  font-family: 'Montserrat', 'Segoe UI', sans-serif;
  line-height: 1.25;
  font-weight: 700;
}

/* ---------- Utility ---------- */
.container  { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section    { padding: 72px 0; }
.section-sm { padding: 48px 0; }
.text-center { text-align: center; }

.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 6px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .4px;
  cursor: pointer;
  transition: transform .15s, box-shadow .15s, background .15s, opacity .15s;
  border: none;
  text-decoration: none;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,.18); text-decoration: none; }

.btn-blue    { background: var(--blue);   color: var(--white); }
.btn-blue:hover { background: var(--blue-dk); }
.btn-green   { background: var(--green);  color: var(--text); }
.btn-green:hover { background: var(--green-dk); }
.btn-orange  { background: var(--orange); color: var(--white); }
.btn-orange:hover { background: var(--orange-dk); }
.btn-outline { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,.7); }
.btn-outline:hover { background: var(--white); color: var(--blue); border-color: var(--white); }
.btn-outline-blue { background: transparent; color: var(--blue); border: 2px solid var(--blue); }
.btn-outline-blue:hover { background: var(--blue); color: var(--white); }

.tag {
  display: inline-block;
  background: var(--light-bg);
  color: var(--text);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 40px;
  margin-bottom: 14px;
}
.tag-orange { background: #FEF0DC; color: var(--text); }
.tag-green  { background: #EEF7E0; color: var(--text); }
.tag-white  { background: rgba(255,255,255,.15); color: var(--white); }

/* ---------- Navigation ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 12px rgba(0,0,0,.07);
  padding: 0 24px;
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}
.nav-brand {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 24px;
  color: var(--text);
  letter-spacing: .4px;
  line-height: 1.2;
}
.nav-brand span { color: var(--blue); }
.nav-brand:hover { text-decoration: none; }

.nav-links { display: flex; gap: 4px; align-items: center; list-style: none; }
.nav-links a {
  color: var(--gray);
  font-size: 14px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 6px;
  transition: background .15s, color .15s;
}
.nav-links a:hover, .nav-links a.active { color: var(--blue); background: var(--light-bg); text-decoration: none; }
.nav-links .nav-cta { background: var(--blue); color: var(--white); padding: 8px 18px; }
.nav-links .nav-cta:hover { background: var(--blue-dk); color: var(--white); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--text); margin: 5px 0;
  transition: transform .2s, opacity .2s;
}

/* ---------- Section headings ---------- */
.section-heading { margin-bottom: 48px; }
.section-heading h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); margin-bottom: 12px; color: var(--text); }
.section-heading p  { font-size: 1rem; color: var(--gray); max-width: 600px; }
.section-heading.center p { margin: 0 auto; }

.divider {
  width: 48px; height: 4px;
  background: var(--blue);
  border-radius: 2px;
  margin: 12px 0 0;
}
.divider-orange { background: var(--orange); }
.divider-green  { background: var(--green); }
.center .divider { margin: 12px auto 0; }

/* ---------- Cards ---------- */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.card h3 { font-size: 1.05rem; margin-bottom: 8px; color: var(--text); }
.card p  { font-size: .92rem; color: var(--gray); }

/* ---------- Dark band ---------- */
.band-dark { background: var(--navy); color: var(--white); }
.band-dark .section-heading h2 { color: var(--white); }
.band-dark .section-heading p  { color: rgba(255,255,255,.65); }

/* ---------- Blue band ---------- */
.band-blue { background: var(--blue); color: var(--white); }
.band-sky  { background: var(--sky);  color: var(--white); }
.band-green { background: var(--green); color: var(--white); }

/* ---------- Quote / passage ---------- */
.quote-block {
  background: var(--light-bg);
  border-left: 4px solid var(--blue);
  border-radius: var(--r);
  padding: 28px 32px;
  color: var(--text);
}
.quote-block blockquote { font-size: 1.1rem; font-style: italic; line-height: 1.65; margin-bottom: 12px; }
.quote-block cite { font-size: .85rem; color: var(--gray); font-style: normal; font-weight: 600; }

/* ---------- Audience split ---------- */
.audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.audience-card {
  background: var(--white);
  border-radius: var(--r);
  padding: 32px;
  border: 1px solid var(--border);
  border-top: 4px solid var(--blue);
  box-shadow: var(--shadow);
}
.audience-card.green { border-top-color: var(--green); }
.audience-card h3 { font-size: 1.2rem; color: var(--text); margin-bottom: 14px; }
.audience-card ul { list-style: none; }
.audience-card ul li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  color: var(--gray);
  font-size: .92rem;
  padding-left: 20px;
  position: relative;
}
.audience-card ul li:last-child { border-bottom: none; }
.audience-card ul li::before { content: '→'; position: absolute; left: 0; color: var(--blue); font-weight: 700; }
.audience-card.green ul li::before { color: var(--green); }

/* ---------- About page ---------- */
.author-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 60px;
  align-items: start;
}
.author-photo {
  border-radius: 10px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: sticky;
  top: 88px;
}
.author-photo img { width: 100%; display: block; }
.author-photo-caption {
  background: var(--blue);
  color: var(--white);
  text-align: center;
  padding: 14px;
  font-size: .875rem;
}
.author-photo-caption strong { display: block; font-size: 1rem; }

.credentials { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0; }
.cred-badge {
  background: var(--light-bg);
  border: 1px solid #c8ddf0;
  border-radius: 40px;
  padding: 7px 16px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--text);
}
.cred-badge span { color: var(--blue); }

/* ---------- Speaker page ---------- */
.hero-speaker {
  background: var(--blue);
  padding: 88px 24px;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.hero-speaker::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--blue) 0%, #155d96 100%);
}
.hero-speaker > * { position: relative; z-index: 1; }
.hero-speaker h1 { font-size: clamp(1.9rem, 4.5vw, 3rem); margin-bottom: 18px; }
.hero-speaker p  { font-size: 1.1rem; color: rgba(255,255,255,.85); max-width: 640px; margin: 0 auto 32px; }

.topics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px; }
.topic-card {
  border-radius: var(--r);
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  border-top: 3px solid var(--blue);
}
.topic-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--blue);
  opacity: .2;
  line-height: 1;
  margin-bottom: 6px;
}
.topic-card h3 { font-size: 1rem; color: var(--text); margin-bottom: 8px; }
.topic-card p  { color: var(--gray); font-size: .9rem; }

.formats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.format-card {
  text-align: center;
  padding: 32px 20px;
  background: rgba(255,255,255,.12);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,.2);
  color: var(--white);
  backdrop-filter: blur(4px);
}
.format-icon { font-size: 2.2rem; margin-bottom: 14px; }
.format-card h3 { color: var(--white); margin-bottom: 8px; font-size: 1rem; }
.format-card p  { color: rgba(255,255,255,.75); font-size: .875rem; }

/* ---------- Buy page ---------- */
.buy-hero {
  background: var(--blue);
  padding: 72px 24px;
  color: var(--white);
}
.buy-hero-inner {
  max-width: var(--max); margin: 0 auto;
  display: grid; grid-template-columns: 240px 1fr; gap: 60px; align-items: center;
}
.buy-hero h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 12px; }
.buy-hero p  { color: rgba(255,255,255,.8); font-size: 1rem; margin-bottom: 4px; }

.buy-options { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.buy-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 32px;
  box-shadow: var(--shadow);
}
.buy-card h3 { font-size: 1.2rem; color: var(--text); margin-bottom: 6px; }
.buy-card p  { color: var(--gray); font-size: .92rem; margin-bottom: 20px; }

/* ---------- Forms ---------- */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: .875rem;
  color: var(--text);
  margin-bottom: 5px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  background: var(--white);
  transition: border-color .15s, box-shadow .15s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(27,117,187,.12); }
.form-group textarea { resize: vertical; min-height: 110px; }

.form-card {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 32px;
}
.form-card h3 { font-size: 1.2rem; color: var(--text); margin-bottom: 4px; }
.form-card .form-subtitle { color: var(--gray); font-size: .875rem; margin-bottom: 22px; }

/* ---------- Footer ---------- */
.footer {
  background: var(--navy);
  color: #8BA3BA;
  padding: 52px 0 28px;
}
.footer-inner {
  max-width: var(--max); margin: 0 auto; padding: 0 24px;
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px;
  margin-bottom: 36px;
}
.footer-brand h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 10px;
}
.footer-brand h4 span { color: var(--sky); }
.footer-brand p { font-size: .875rem; line-height: 1.7; max-width: 260px; }
.footer-col h5 {
  font-family: 'Montserrat', sans-serif;
  font-size: .75rem;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 14px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 9px; }
.footer-col ul li a { color: #8BA3BA; font-size: .875rem; transition: color .15s; }
.footer-col ul li a:hover { color: var(--white); text-decoration: none; }
.footer-bottom {
  max-width: var(--max); margin: 0 auto; padding: 20px 24px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  display: flex; justify-content: space-between; align-items: center;
  font-size: .82rem;
}
.footer-bottom a { color: #8BA3BA; }
.footer-bottom a:hover { color: var(--white); }
.human-cert-badge { height: 90px; width: auto; border-radius: 3px; margin-top: 20px; }

/* ---------- Chapters list ---------- */
.chapters-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.chapter-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 18px 20px;
  background: rgba(255,255,255,.06);
  border-radius: var(--r);
  border: 1px solid rgba(255,255,255,.1);
}
.chapter-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  color: rgba(255,255,255,.25);
  line-height: 1;
  min-width: 36px;
}
.chapter-item h4 { color: var(--white); font-size: .9rem; margin-bottom: 3px; }
.chapter-item p  { color: rgba(255,255,255,.6); font-size: .84rem; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .author-grid { grid-template-columns: 1fr; }
  .author-photo { position: static; max-width: 280px; }
  .audience-grid { grid-template-columns: 1fr; }
  .buy-hero-inner { grid-template-columns: 1fr; }
  .buy-options { grid-template-columns: 1fr; }
  .formats-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 66px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--border); padding: 12px 24px; gap: 2px; box-shadow: 0 8px 24px rgba(0,0,0,.1); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
}