/* style.css — PriceCrew marketing site */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 1rem + 6vw, 6.5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

  --font-display: 'Cabinet Grotesk', 'Satoshi', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', 'Helvetica Neue', sans-serif;

  /* Fixed-dark surface tokens: always a dark card + light text, regardless of
     light/dark theme. Used for intentionally "inverted" surfaces (founder
     callout, highlighted pricing card) so they never collapse into the page
     background when the page itself goes dark. */
  --color-fixed-dark: #171614;
  --color-fixed-dark-2: #201f1d;
  --color-on-fixed-dark: #f9f8f4;
  --color-on-fixed-dark-muted: color-mix(in oklab, #f9f8f4 65%, transparent);
  --color-on-fixed-dark-faint: color-mix(in oklab, #f9f8f4 45%, transparent);
}

:root,
[data-theme='light'] {
  --color-bg: #f7f6f2;
  --color-surface: #f9f8f5;
  --color-surface-2: #fbfbf9;
  --color-surface-offset: #f0ede7;
  --color-border: #d4d1ca;
  --color-divider: #dcd9d5;

  --color-text: #28251d;
  --color-text-muted: #7a7974;
  --color-text-faint: #bab9b4;
  --color-text-inverse: #f9f8f4;

  --color-primary: #01696f;
  --color-primary-hover: #0c4e54;
  --color-primary-active: #0f3638;
  --color-primary-highlight: #cedcd8;

  --color-success: #437a22;
  --color-warning: #964219;
  --color-error: #a12c7b;

  --color-ink: #171614;

  --shadow-sm: 0 1px 2px oklch(0.2 0.01 80 / 0.06);
  --shadow-md: 0 4px 16px oklch(0.2 0.01 80 / 0.08);
  --shadow-lg: 0 20px 48px oklch(0.2 0.01 80 / 0.14);
}

[data-theme='dark'] {
  --color-bg: #171614;
  --color-surface: #1c1b19;
  --color-surface-2: #201f1d;
  --color-surface-offset: #22211f;
  --color-border: #393836;
  --color-divider: #262523;

  --color-text: #cdccca;
  --color-text-muted: #979695;
  --color-text-faint: #5a5957;
  --color-text-inverse: #2b2a28;

  --color-primary: #4f98a3;
  --color-primary-hover: #6bb0ba;
  --color-primary-active: #227f8b;
  --color-primary-highlight: #2a3a3b;

  --color-success: #6daa45;
  --color-warning: #bb653b;
  --color-error: #d163a7;

  --color-ink: #0e0d0c;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.25);
  --shadow-md: 0 4px 16px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 20px 48px oklch(0 0 0 / 0.45);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #171614;
    --color-surface: #1c1b19;
    --color-surface-2: #201f1d;
    --color-surface-offset: #22211f;
    --color-border: #393836;
    --color-divider: #262523;
    --color-text: #cdccca;
    --color-text-muted: #979695;
    --color-text-faint: #5a5957;
    --color-text-inverse: #2b2a28;
    --color-primary: #4f98a3;
    --color-primary-hover: #6bb0ba;
    --color-primary-active: #227f8b;
    --color-primary-highlight: #2a3a3b;
    --color-ink: #0e0d0c;
  }
}

/* ---------- Layout helpers ---------- */

.wrap {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 4vw, var(--space-12));
}

.wrap--narrow {
  max-width: var(--content-default);
}

.wrap--prose {
  max-width: 720px;
}

section {
  position: relative;
}

.section-pad {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
}

.section-pad--tight {
  padding-block: clamp(var(--space-10), 5vw, var(--space-16));
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-divider);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.brand img {
  height: 32px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.main-nav__links {
  display: flex;
  gap: var(--space-6);
  align-items: center;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-2);
  margin: 0;
  color: var(--color-text);
  cursor: pointer;
  border-radius: var(--radius-md);
}

.nav-toggle:hover {
  color: var(--color-primary);
}

.nav-toggle svg {
  display: block;
}

.main-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
}

.main-nav a:hover {
  color: var(--color-primary);
}

.main-nav a.is-active {
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn--block {
  width: 100%;
}

.btn:disabled,
.btn[aria-disabled='true'] {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ---------- Hero ---------- */

.hero {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32)) clamp(var(--space-12), 6vw, var(--space-20));
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-block: var(--space-5) var(--space-6);
  max-width: 16ch;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-primary);
}

.hero p.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 46ch;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.hero__note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.hero__visual {
  position: relative;
}

.hero__visual img {
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

/* ---------- Stats strip ---------- */

.stats {
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  background: var(--color-surface);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  padding-block: var(--space-10);
}

.stat dd {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.stat dt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ---------- Narrative / contrast section ---------- */

.contrast {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(var(--space-10), 5vw, var(--space-16));
  align-items: start;
}

.section-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.contrast h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1.1;
  max-width: 14ch;
}

.compare-list {
  display: grid;
  gap: var(--space-4);
}

.compare-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-divider);
}

.compare-row:first-child {
  border-top: none;
}

.compare-col {
  font-size: var(--text-base);
}

.compare-col--old {
  color: var(--color-text-muted);
}

.compare-col--old::before {
  content: 'Before — ';
  font-weight: 600;
  color: var(--color-text-faint);
}

.compare-col--new::before {
  content: 'With PriceCrew — ';
  font-weight: 600;
  color: var(--color-primary);
}

/* ---------- Steps ---------- */

.steps {
  display: grid;
  gap: 0;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-6);
  padding-block: var(--space-8);
  border-top: 1px solid var(--color-divider);
}

.step:first-child {
  border-top: none;
  padding-top: 0;
}

.step__num {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  opacity: 0.85;
  line-height: 1;
}

.step h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.step p {
  color: var(--color-text-muted);
}

/* ---------- Founder callout ---------- */

.founder {
  background: var(--color-fixed-dark);
  color: var(--color-on-fixed-dark);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-10), 6vw, var(--space-16));
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-8);
  align-items: center;
}

.founder img {
  height: 56px;
  width: auto;
}

.founder blockquote {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.35;
  max-width: 56ch;
}

.founder cite {
  display: block;
  margin-top: var(--space-4);
  font-family: var(--font-body);
  font-style: normal;
  font-size: var(--text-sm);
  color: var(--color-on-fixed-dark-muted);
}

/* ---------- Pricing teaser / cards ---------- */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  align-items: stretch;
}

.plan-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-8), 3vw, var(--space-10));
  display: flex;
  flex-direction: column;
}

.plan-card--highlight {
  background: var(--color-fixed-dark);
  color: var(--color-on-fixed-dark);
  border-color: var(--color-fixed-dark);
}

.plan-card--highlight .plan-card__muted {
  color: var(--color-on-fixed-dark-muted);
}

.plan-card__badge {
  display: inline-flex;
  align-self: flex-start;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}

.plan-card--highlight .plan-card__badge {
  background: color-mix(in oklab, var(--color-primary) 45%, var(--color-fixed-dark));
  color: var(--color-on-fixed-dark);
}

.plan-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.plan-card__muted {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.plan-card__price {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-1);
}

.plan-card__price .amount {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-variant-numeric: tabular-nums lining-nums;
}

.plan-card__price .period {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.plan-card--highlight .plan-card__price .period {
  color: var(--color-on-fixed-dark-muted);
}

.plan-card__was {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  text-decoration: line-through;
  margin-bottom: var(--space-6);
}

.plan-card--highlight .plan-card__was {
  color: var(--color-on-fixed-dark-faint);
}

.plan-card ul {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.plan-card li {
  display: flex;
  gap: var(--space-2);
  font-size: var(--text-sm);
  max-width: none;
}

.plan-card li svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-primary);
}

.plan-card--highlight li svg {
  color: var(--color-primary);
}

.plan-card .btn {
  margin-top: auto;
}

/* ---------- Signup form ---------- */

.signup {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 5vw, var(--space-16));
}

.signup__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}

.signup h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
  max-width: 16ch;
}

.signup p {
  color: var(--color-text-muted);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.field {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.field label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
}

.field input,
.field select {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  font-size: var(--text-sm);
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}

.form-status {
  font-size: var(--text-sm);
  margin-top: var(--space-3);
  min-height: 1.4em;
}

.form-status[data-state='success'] {
  color: var(--color-success);
}

.form-status[data-state='error'] {
  color: var(--color-error);
}

/* ---------- Final CTA ---------- */

.final-cta {
  text-align: left;
}

.final-cta h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  max-width: 20ch;
  margin-bottom: var(--space-6);
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-block: var(--space-16);
}

.site-footer h4 {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.site-footer ul {
  display: grid;
  gap: var(--space-3);
}

.site-footer a {
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
}

.site-footer a:hover {
  color: var(--color-primary);
}

.site-footer__tagline {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  max-width: 32ch;
  margin-top: var(--space-4);
}

.site-footer__bottom {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.theme-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ---------- Legal pages (Terms / Privacy) ---------- */

.legal-page h1 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.legal-page .updated {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-10);
}

.legal-page h2 {
  font-size: var(--text-lg);
  margin-top: var(--space-10);
  margin-bottom: var(--space-3);
}

.legal-page p,
.legal-page li {
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.legal-page ul,
.legal-page ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.legal-page ul {
  list-style: disc;
}

.legal-page ol {
  list-style: decimal;
}

.legal-page strong {
  color: var(--color-text);
}

.legal-page a {
  color: var(--color-primary);
}

/* ---------- Pricing page extras ---------- */

.phase-list {
  display: grid;
  gap: var(--space-4);
}

.phase {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--space-6);
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-divider);
}

.phase:first-child {
  border-top: none;
}

.phase__tag {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

.phase h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.phase p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.faq-item {
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-divider);
}

.faq-item:first-child {
  border-top: none;
}

.faq-item h3 {
  font-size: var(--text-base);
  margin-bottom: var(--space-2);
}

.faq-item p {
  color: var(--color-text-muted);
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .hero__grid,
  .contrast,
  .signup__grid,
  .founder {
    grid-template-columns: 1fr;
  }

  .hero__visual {
    order: -1;
  }

  .stats__grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .step {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .compare-row {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .phase {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
}

@media (max-width: 720px) {
  .site-header__inner {
    position: relative;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .main-nav__links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    padding: var(--space-4) var(--space-6);
    z-index: 40;
  }

  .main-nav__links.is-open {
    display: flex;
  }

  .main-nav__links a {
    width: 100%;
    padding-block: var(--space-2);
  }

  .field-row {
    grid-template-columns: 1fr;
  }

  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}