/* ============================================================
   Proustian — Editorial Magazine Archetype
   Palette: Cream #faf7f0, Charcoal #2c2c2c, Navy #1b2e5e, Gold #c9a84c
   Fonts: Playfair Display (headers), Lora (body)
   ============================================================ */

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

:root {
  --cream: #faf7f0;
  --cream-dark: #f0ead8;
  --charcoal: #2c2c2c;
  --charcoal-light: #5a5a5a;
  --navy: #1b2e5e;
  --gold: #c9a84c;
  --gold-light: #e8d5a3;
  --white: #ffffff;
  --border: #d4c9b0;

  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Lora', Georgia, serif;
  --font-ui: system-ui, -apple-system, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--cream);
  color: var(--charcoal);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ---- Masthead ---- */
.masthead {
  padding: 40px 0 0;
  text-align: center;
}

.masthead-rule {
  height: 2px;
  background: var(--charcoal);
  margin: 12px auto;
  max-width: 1080px;
  padding: 0 32px;
}

.masthead-rule:first-child { margin-bottom: 0; }
.masthead-rule:last-child { margin-top: 0; }

.masthead-inner {
  padding: 16px 32px;
}

.masthead-vol {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--charcoal-light);
  margin-bottom: 12px;
}

.site-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--charcoal);
  line-height: 1;
  margin-bottom: 10px;
}

.site-subtitle {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--charcoal-light);
  letter-spacing: 0.01em;
}

/* ---- Hero ---- */
.hero {
  padding: 64px 0 48px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.hero-kicker {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  font-weight: 600;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--charcoal);
  margin-bottom: 24px;
}

.hero-headline em {
  font-style: italic;
  color: var(--navy);
}

.hero-body {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--charcoal);
  margin-bottom: 16px;
}

/* ---- Signup Form ---- */
.signup-form {
  margin-top: 32px;
}

.form-row {
  display: flex;
  gap: 0;
  border: 2px solid var(--charcoal);
  max-width: 480px;
}

.email-input {
  flex: 1;
  padding: 14px 18px;
  font-family: var(--font-ui);
  font-size: 15px;
  border: none;
  background: var(--white);
  color: var(--charcoal);
  outline: none;
}

.email-input::placeholder {
  color: #aaa;
}

.btn-primary {
  padding: 14px 20px;
  background: var(--navy);
  color: var(--white);
  border: none;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
}

.btn-primary:hover {
  background: #142348;
}

.btn-outline {
  display: inline-block;
  padding: 12px 22px;
  border: 2px solid var(--charcoal);
  color: var(--charcoal);
  background: transparent;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.btn-outline:hover {
  background: var(--charcoal);
  color: var(--white);
}

.form-note {
  font-family: var(--font-ui);
  font-size: 12px;
  color: var(--charcoal-light);
  margin-top: 10px;
}

.form-success {
  margin-top: 16px;
  padding: 14px 18px;
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 500;
  border-left: 4px solid var(--gold);
}

/* ---- Example Card ---- */
.example-card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 32px;
  position: relative;
}

.example-card::before {
  content: '';
  display: block;
  height: 4px;
  background: var(--navy);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
}

.example-card-header {
  margin-bottom: 12px;
}

.example-label {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--charcoal-light);
}

.example-original {
  font-style: italic;
  color: var(--charcoal-light);
  font-size: 0.95rem;
  margin-bottom: 20px;
  padding: 12px;
  border-left: 3px solid var(--border);
  background: var(--cream);
}

.example-divider {
  text-align: center;
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold);
  text-transform: uppercase;
  margin: 16px 0;
  position: relative;
}

.example-divider::before, .example-divider::after {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: var(--gold-light);
  vertical-align: middle;
  margin: 0 10px;
}

.example-rewritten {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--charcoal);
}

.example-footer {
  margin-top: 16px;
  font-family: var(--font-ui);
  font-size: 11px;
  color: var(--charcoal-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---- Section Rule ---- */
.section-rule {
  text-align: center;
  padding: 24px 0;
  color: var(--gold);
  font-size: 1.2rem;
  position: relative;
}

.section-rule::before, .section-rule::after {
  content: '';
  display: inline-block;
  width: 40%;
  height: 1px;
  background: var(--border);
  vertical-align: middle;
  margin: 0 16px;
}

/* ---- Section Titles ---- */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 12px;
  line-height: 1.2;
}

.section-intro {
  font-size: 1rem;
  color: var(--charcoal-light);
  margin-bottom: 48px;
  max-width: 560px;
}

/* ---- How It Works ---- */
.how-it-works {
  padding: 64px 0;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.step {
  border-top: 2px solid var(--charcoal);
  padding-top: 24px;
}

.step-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--gold);
  margin-bottom: 12px;
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 12px;
}

.step-body {
  font-size: 0.95rem;
  color: var(--charcoal-light);
  line-height: 1.75;
}

.step-body em {
  font-style: italic;
  color: var(--charcoal);
}

/* ---- Pull Quote ---- */
.pull-quote {
  background: var(--navy);
  color: var(--white);
  padding: 56px 0;
  text-align: center;
}

.pull-quote p {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  font-style: italic;
  max-width: 700px;
  margin: 0 auto 16px;
  line-height: 1.5;
}

.pull-quote cite {
  font-family: var(--font-ui);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-style: normal;
}

/* ---- Literary Styles ---- */
.styles-section {
  padding: 64px 0;
  background: var(--cream-dark);
}

.styles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-bottom: 24px;
}

.style-card {
  background: var(--cream);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.style-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--charcoal);
}

.style-note {
  font-family: var(--font-ui);
  font-size: 12px;
  color: var(--charcoal-light);
  line-height: 1.5;
}

.styles-note {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--charcoal-light);
  text-align: center;
}

/* ---- AI Demo ---- */
.demo-section {
  padding: 64px 0;
}

.demo-inner {
  max-width: 680px;
  margin: 0 auto;
}

.demo-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.demo-input {
  width: 100%;
  padding: 18px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  border: 2px solid var(--charcoal);
  background: var(--white);
  color: var(--charcoal);
  resize: vertical;
  outline: none;
}

.demo-input:focus {
  border-color: var(--navy);
}

.btn-demo {
  align-self: flex-start;
  padding: 14px 28px;
  background: var(--gold);
  color: var(--charcoal);
  border: none;
  font-family: var(--font-ui);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
  letter-spacing: 0.02em;
}

.btn-demo:hover:not(:disabled) {
  background: #b89038;
}

.btn-demo:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.demo-result {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 24px;
  border-left: 4px solid var(--navy);
}

.demo-result-header {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--charcoal-light);
  margin-bottom: 12px;
}

.demo-result-text {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--charcoal);
}

.demo-loading {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--charcoal-light);
  font-style: italic;
  text-align: center;
  padding: 24px;
}

/* ---- Social Proof ---- */
.social-proof {
  padding: 64px 0;
  background: var(--cream-dark);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 32px;
}

.testimonial {
  border-top: 2px solid var(--gold);
  padding-top: 20px;
}

.testimonial-text {
  font-size: 0.95rem;
  font-style: italic;
  line-height: 1.75;
  color: var(--charcoal);
  margin-bottom: 12px;
}

.testimonial-author {
  font-family: var(--font-ui);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--charcoal-light);
  font-style: normal;
}

.proof-count {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  text-align: center;
  color: var(--navy);
}

/* ---- Pricing ---- */
.pricing-section {
  padding: 64px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 24px;
  align-items: start;
}

.pricing-card {
  border: 1px solid var(--border);
  background: var(--white);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pricing-card--featured {
  border: 3px solid var(--navy);
  position: relative;
  padding-top: 40px;
}

.pricing-badge {
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
  padding: 6px;
}

.pricing-tier-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--charcoal);
}

.pricing-price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--charcoal-light);
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  margin-bottom: 8px;
}

.pricing-features li {
  font-size: 0.9rem;
  color: var(--charcoal);
  padding-left: 16px;
  position: relative;
}

.pricing-features li::before {
  content: '·';
  position: absolute;
  left: 4px;
  color: var(--gold);
}

.pricing-note {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--charcoal-light);
  text-align: center;
}

/* ---- FAQ ---- */
.faq-section {
  padding: 64px 0;
  background: var(--cream-dark);
}

.faq-list {
  max-width: 720px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--charcoal);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-question::after {
  content: '+';
  font-family: var(--font-ui);
  font-size: 1.2rem;
  color: var(--gold);
  flex-shrink: 0;
  transition: transform 0.2s;
}

.faq-question[aria-expanded="true"]::after {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: 0 0 20px;
  font-size: 0.95rem;
  color: var(--charcoal-light);
  line-height: 1.8;
}

.faq-answer.open {
  display: block;
}

/* ---- CTA Section ---- */
.cta-section {
  padding: 80px 0;
  background: var(--navy);
  color: var(--white);
}

.cta-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.cta-kicker {
  font-family: var(--font-ui);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 16px;
}

.cta-headline {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 40px;
  color: var(--white);
}

.cta-headline em {
  font-style: italic;
  color: var(--gold-light);
}

.cta-inner .form-row {
  border-color: var(--gold);
  justify-content: center;
}

.cta-inner .email-input {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  border-right: 1px solid var(--gold);
}

.cta-inner .email-input::placeholder {
  color: rgba(255,255,255,0.5);
}

.cta-inner .form-note {
  color: rgba(255,255,255,0.6);
}

.cta-inner .form-success {
  background: var(--gold);
  color: var(--charcoal);
  border-left-color: var(--white);
}

/* ---- Footer ---- */
.site-footer {
  padding: 40px 0;
  background: var(--cream);
}

.footer-rule {
  height: 1px;
  background: var(--border);
  margin-bottom: 32px;
}

.footer-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--charcoal);
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--charcoal-light);
}

.footer-links, .footer-copy {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--charcoal-light);
}

.footer-links a, .footer-copy a {
  color: var(--charcoal-light);
  text-decoration: underline;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .styles-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 380px;
    margin: 0 auto 24px;
  }

  .form-row {
    flex-direction: column;
    border: none;
    gap: 8px;
  }

  .email-input {
    border: 2px solid var(--charcoal);
    width: 100%;
  }

  .btn-primary {
    width: 100%;
    text-align: center;
  }

  .section-rule::before, .section-rule::after {
    width: 25%;
  }
}

@media (max-width: 480px) {
  .styles-grid {
    grid-template-columns: 1fr;
  }

  .container {
    padding: 0 20px;
  }
}