/* ═══════════════════════════════════════════════════════════
   THE TRADING PERFORMANCE SYSTEM — Website Stylesheet
   Fonts: Libre Baskerville (headers) | Lato (body)
   Theme: Black / Grey / White with Green accent
   ═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&family=Lato:wght@300;400;700;900&display=swap');

/* ── CSS VARIABLES ───────────────────────────────────────── */
:root {
  --navy:    #111111;
  --forest:  #1e1e1e;
  --sage:    #4a7c59;
  --cream:   #f4f4f4;
  --white:   #ffffff;
  --grey:    #888888;
  --light:   #eeeeee;
  --border:  #d8d8d8;
  --text:    #1a1a1a;
  --muted:   #555555;
}

/* ── RESET ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Lato', sans-serif;
  font-weight: 400;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ── TYPOGRAPHY ──────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: 'Libre Baskerville', serif;
  line-height: 1.25;
  color: var(--text);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
p  { font-size: 1.05rem; color: var(--muted); max-width: 68ch; }

/* ── UTILITIES ───────────────────────────────────────────── */
.container   { max-width: 1140px; margin: 0 auto; padding: 0 2rem; }
.section     { padding: 80px 0; }
.section--dark   { background: var(--navy); }
.section--cream  { background: var(--cream); }
.section--forest { background: var(--forest); }
.text-center { text-align: center; }
.text-white  { color: var(--white) !important; }
.text-white p{ color: rgba(255,255,255,0.78) !important; }
.tag {
  display: inline-block;
  font-family: 'Lato', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 1rem;
}
.tag--light { color: rgba(255,255,255,0.5); }
.divider {
  width: 40px;
  height: 3px;
  background: var(--sage);
  margin: 1.2rem auto;
}
.divider--left { margin-left: 0; }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn {
  display: inline-block;
  font-family: 'Lato', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 15px 34px;
  border-radius: 2px;
  transition: all 0.22s ease;
  cursor: pointer;
  border: none;
}
.btn--primary { background: var(--sage); color: var(--white); }
.btn--primary:hover { background: #3a6347; }
.btn--outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.45);
}
.btn--outline:hover { background: rgba(255,255,255,0.07); border-color: var(--white); }
.btn--dark { background: #111111; color: var(--white); }
.btn--dark:hover { background: #000000; }
.btn--large { padding: 18px 44px; font-size: 0.9rem; }

/* ── NAVIGATION ──────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: #0a0a0a;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  padding: 0 2rem;
}
.nav__inner {
  max-width: 1140px;
  margin: 0 auto;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-family: 'Libre Baskerville', serif;
  font-size: 1rem;
  color: var(--white);
  letter-spacing: 0.04em;
  line-height: 1.2;
}
.nav__logo span {
  display: block;
  font-family: 'Lato', sans-serif;
  font-size: 0.65rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.38);
}
.nav__links {
  display: flex;
  gap: 2.2rem;
  list-style: none;
  align-items: center;
}
.nav__links a {
  font-family: 'Lato', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  transition: color 0.2s;
}
.nav__links a:hover,
.nav__links a.active { color: var(--white); }
.nav__links .btn { margin-left: 0.5rem; padding: 10px 22px; }

/* ── FOOTER ──────────────────────────────────────────────── */
.footer {
  background: #0a0a0a;
  padding: 56px 0 32px;
  border-top: 1px solid rgba(255,255,255,0.07);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  margin-bottom: 2rem;
}
.footer__brand p {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.35);
  max-width: 36ch;
  margin-top: 0.8rem;
}
.footer__col h4 {
  font-family: 'Lato', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.25);
  margin-bottom: 1rem;
}
.footer__col a {
  display: block;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.5rem;
  transition: color 0.2s;
}
.footer__col a:hover { color: var(--white); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.2);
}

/* ── HERO ────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  background: #111111;
  display: flex;
  align-items: center;
  padding-top: 68px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 72% 50%, rgba(74,124,89,0.1) 0%, transparent 65%);
  pointer-events: none;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  padding: 80px 0;
}
.hero__eyebrow {
  font-family: 'Lato', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 1.2rem;
}
.hero__title {
  font-family: 'Libre Baskerville', serif;
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 0.6rem;
}
.hero__title em {
  font-style: italic;
  color: rgba(255,255,255,0.48);
  font-size: 0.65em;
  display: block;
  margin-top: 0.3rem;
}
.hero__tagline {
  font-family: 'Lato', sans-serif;
  font-size: 1.05rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 1.8rem;
}
.hero__body {
  color: rgba(255,255,255,0.6) !important;
  font-size: 1.05rem;
  margin-bottom: 2.2rem;
  max-width: 48ch;
}
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
.hero__stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.07);
}
.hero__stat-value {
  font-family: 'Libre Baskerville', serif;
  font-size: 1.8rem;
  color: var(--white);
  line-height: 1;
}
.hero__stat-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.28);
  margin-top: 0.3rem;
}
.hero__book {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* ── BOOK COVER IMAGE ────────────────────────────────────── */
.book-cover-wrap {
  position: relative;
  display: inline-block;
}
.book-cover-img {
  width: 300px;
  height: auto;
  display: block;
  border-radius: 3px 10px 10px 3px;
  box-shadow:
    -5px 0 10px rgba(0,0,0,0.6),
    0 24px 64px rgba(0,0,0,0.7);
}
.book-cover-wrap::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 10px;
  background: linear-gradient(to right, #000000, #2a2a2a);
  border-radius: 3px 0 0 3px;
  z-index: 1;
}

/* ── FEATURES / WHAT'S INSIDE ────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 3.5rem;
}
.feature-card {
  background: var(--light);
  padding: 2.4rem 2rem;
  border-top: 3px solid transparent;
  transition: border-color 0.2s, transform 0.2s;
}
.feature-card:hover { border-top-color: var(--sage); transform: translateY(-2px); }
.feature-card__number {
  font-family: 'Libre Baskerville', serif;
  font-size: 2rem;
  color: var(--sage);
  opacity: 0.5;
  line-height: 1;
  margin-bottom: 0.8rem;
}
.feature-card h3 {
  margin-bottom: 0.6rem;
  font-family: 'Lato', sans-serif;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.82rem;
}
.feature-card p { font-size: 0.9rem; line-height: 1.65; max-width: 100%; }

/* ── ABOUT STRIP ─────────────────────────────────────────── */
.about-strip {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.about-strip h2 { color: var(--white); margin-bottom: 1rem; }
.about-strip p {
  color: rgba(255,255,255,0.55) !important;
  margin: 0 auto 1.2rem;
}

/* ── QUOTE BLOCK ─────────────────────────────────────────── */
.quote-block {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.quote-block blockquote {
  font-family: 'Libre Baskerville', serif;
  font-size: clamp(1.3rem, 2.5vw, 1.85rem);
  font-style: italic;
  color: var(--white);
  line-height: 1.55;
  margin-bottom: 1.5rem;
}
.quote-block cite {
  font-family: 'Lato', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.32);
  font-style: normal;
}

/* ── BUY SECTION ─────────────────────────────────────────── */
.buy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.buy-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 2px;
  padding: 2.2rem 1.8rem;
  text-align: center;
  transition: box-shadow 0.2s, border-color 0.2s;
}
.buy-card:hover { border-color: var(--sage); box-shadow: 0 8px 32px rgba(0,0,0,0.08); }
.buy-card--featured {
  border-color: var(--sage);
  background: #111111;
  color: var(--white);
}
.buy-card--combo {
  border-color: var(--sage);
  background: #111111;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.buy-card--combo::before {
  content: 'BEST VALUE';
  position: absolute;
  top: 16px; right: -26px;
  background: var(--sage);
  color: white;
  font-family: 'Lato', sans-serif;
  font-size: 0.58rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  padding: 5px 32px;
  transform: rotate(45deg);
}
.buy-card__label {
  font-family: 'Lato', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 0.5rem;
}
.buy-card__platform {
  font-family: 'Libre Baskerville', serif;
  font-size: 1.3rem;
  color: var(--text);
  margin-bottom: 0.4rem;
}
.buy-card--featured .buy-card__platform,
.buy-card--combo .buy-card__platform { color: var(--white); }
.buy-card__format {
  font-size: 0.82rem;
  color: var(--grey);
  margin-bottom: 1.2rem;
}
.buy-card--featured .buy-card__format,
.buy-card--combo .buy-card__format { color: rgba(255,255,255,0.42); }
.buy-card__price {
  font-family: 'Libre Baskerville', serif;
  font-size: 2rem;
  color: var(--text);
  line-height: 1;
  margin-bottom: 0.3rem;
}
.buy-card--featured .buy-card__price,
.buy-card--combo .buy-card__price { color: var(--white); }
.buy-card__was {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
  text-decoration: line-through;
  margin-bottom: 0.4rem;
}
.buy-card__save {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--sage);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.buy-card .btn { width: 100%; text-align: center; }

/* ── DOWNLOADS PAGE ──────────────────────────────────────── */
.access-box {
  max-width: 560px;
  margin: 0 auto;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 2px;
  padding: 3rem;
  text-align: center;
  box-shadow: 0 4px 32px rgba(0,0,0,0.05);
}
.access-box h2 { font-size: 1.7rem; margin-bottom: 0.5rem; }
.access-box p { max-width: 100%; font-size: 0.95rem; margin: 0.5rem auto 2rem; }
.access-form { display: flex; gap: 0.6rem; }
.access-form input {
  flex: 1;
  font-family: 'Lato', sans-serif;
  font-size: 1rem;
  padding: 14px 18px;
  border: 1.5px solid var(--border);
  border-radius: 2px;
  outline: none;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: border-color 0.2s;
}
.access-form input:focus { border-color: var(--sage); }
.access-form input::placeholder { letter-spacing: 0.05em; text-transform: none; color: #aaa; }
.downloads-grid {
  display: none;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.downloads-grid.visible { display: grid; }
.download-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 2px;
  padding: 1.8rem;
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
  transition: border-color 0.2s;
}
.download-card:hover { border-color: var(--sage); }
.download-card__icon {
  width: 40px; height: 40px;
  background: var(--light);
  border-radius: 2px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.download-card h3 { font-size: 0.95rem; margin-bottom: 0.3rem; }
.download-card p { font-size: 0.84rem; margin-bottom: 0.8rem; max-width: 100%; }
.download-card a {
  font-family: 'Lato', sans-serif;
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--sage);
  border-bottom: 1px solid var(--sage);
  padding-bottom: 1px;
}

/* ── CONTACT PAGE ────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 5rem;
  align-items: start;
}
.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-group label {
  display: block;
  font-family: 'Lato', sans-serif;
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 0.5rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  font-family: 'Lato', sans-serif;
  font-size: 0.97rem;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: 2px; outline: none;
  transition: border-color 0.2s;
  background: var(--white); color: var(--text);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--sage); }
.form-group textarea { height: 140px; resize: vertical; }

/* ── CONTACT DETAIL BLOCKS ───────────────────────────────── */
.contact-detail { margin-bottom: 1.5rem; }
.contact-detail__label {
  font-family: 'Lato', sans-serif;
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--grey); margin-bottom: 0.3rem;
}
.contact-detail__value {
  font-size: 1rem; color: var(--text);
  display: flex; flex-direction: column; gap: 0.3rem;
}
.contact-social-link {
  display: block; font-size: 0.9rem;
  color: var(--sage) !important; transition: opacity 0.2s;
}
.contact-social-link:hover { opacity: 0.72; }

/* ── FORM ROW ────────────────────────────────────────────── */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }

/* ── PAGE HERO (inner pages) ─────────────────────────────── */
.page-hero {
  background: #111111;
  padding: 120px 0 64px;
  text-align: center;
}
.page-hero h1 { color: var(--white); font-size: clamp(1.8rem, 4vw, 2.8rem); }
.page-hero p {
  color: rgba(255,255,255,0.45);
  max-width: 56ch; margin: 1rem auto 0; font-size: 1rem;
}

/* ── SOCIAL STRIP ────────────────────────────────────────── */
.social-strip { display: flex; gap: 1.2rem; margin-top: 1.5rem; justify-content: center; }
.social-link {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: 'Lato', sans-serif;
  font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: rgba(255,255,255,0.42); transition: color 0.2s;
}
.social-link:hover { color: var(--white); }

/* ── HAMBURGER MENU ──────────────────────────────────────── */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 6px 4px;
  z-index: 200;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: rgba(255,255,255,0.85);
  border-radius: 2px;
  transition: all 0.28s ease;
  transform-origin: center;
}
.nav__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 900px) {

  /* Nav */
  .nav__toggle { display: flex; }
  .nav__links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0; right: 0;
    background: #0a0a0a;
    flex-direction: column;
    padding: 0.5rem 1.5rem 1.5rem;
    gap: 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    z-index: 150;
  }
  .nav__links.open { display: flex; }
  .nav__links li { border-bottom: 1px solid rgba(255,255,255,0.06); }
  .nav__links li:last-child { border-bottom: none; }
  .nav__links a {
    padding: 1rem 0;
    display: block;
    font-size: 0.85rem;
  }
  .nav__links .btn {
    margin: 1rem 0 0.5rem;
    width: 100%;
    text-align: center;
    display: block;
  }

  /* Hero */
  .hero__inner { grid-template-columns: 1fr; text-align: center; gap: 2.5rem; }
  .hero__book { order: -1; }
  .hero__body { margin: 0 auto 2rem; }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; gap: 1.5rem; }
  .hero__eyebrow { text-align: center; }

  /* Book cover */
  .book-cover-img { width: 220px; }
  .book-cover-wrap { margin: 0 auto; }

  /* Grids */
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid.preflight-grid { grid-template-columns: repeat(3, 1fr) !important; }
  .buy-grid { grid-template-columns: 1fr; max-width: 420px; margin: 3rem auto 0; }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .downloads-grid { grid-template-columns: 1fr; }

  /* About */
  .about-strip { padding: 0 1rem; }

  /* Page hero */
  .page-hero { padding: 100px 0 48px; }
}

@media (max-width: 600px) {
  .section { padding: 48px 0; }
  .container { padding: 0 1.2rem; }

  /* Typography */
  h1 { font-size: 2rem; }
  h2 { font-size: 1.55rem; }

  /* Hero */
  .hero__inner { padding: 48px 0 40px; }
  .hero__stats { flex-wrap: wrap; gap: 1.2rem; }
  .hero__stat-value { font-size: 1.5rem; }
  .book-cover-img { width: 190px; }

  /* Grids */
  .features-grid { grid-template-columns: 1fr; }
  .features-grid.preflight-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .buy-grid { max-width: 100%; }

  /* Forms */
  .access-form { flex-direction: column; }
  .form-row { grid-template-columns: 1fr; }
  .btn--large { padding: 16px 28px; font-size: 0.85rem; width: 100%; text-align: center; }

  /* Footer */
  .footer__bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
  .footer__grid { gap: 1.5rem; }

  /* Quote */
  .quote-block blockquote { font-size: 1.3rem; }

  /* Social strip */
  .social-strip { flex-direction: column; gap: 0.8rem; align-items: center; }

  /* Buy cards */
  .buy-card { padding: 1.8rem 1.4rem; }
  .buy-card__price { font-size: 1.6rem; }

  /* Page hero */
  .page-hero { padding: 90px 0 40px; }
  .page-hero h1 { font-size: 2rem; }
}