/* Example website — minimal black / white / grey SaaS theme */

:root {
  --color-bg: #ffffff;
  --color-text: #111111;
  --color-text-muted: #5c5c5c;
  --color-border: #e4e4e4;
  --color-surface: #f5f5f5;
  --color-surface-hover: #ebebeb;
  --color-chip: #efefef;
  --color-accent: #1a1a1a;
  --font-body: "Instrument Sans", system-ui, -apple-system, sans-serif;
  --font-logo: "Bungee", cursive;
  --max-width: 1120px;
  --radius: 10px;
  --radius-sm: 6px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  opacity: 0.75;
}

img {
  max-width: 100%;
  display: block;
}

/* Layout */

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
}

.site-logo {
  font-family: var(--font-logo);
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--color-text);
}

.site-logo span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 0.15rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.site-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}

.site-nav a:hover {
  opacity: 1;
  color: var(--color-text);
}

.site-nav a.is-active {
  color: var(--color-text);
}

/* Buttons & chips */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn--primary:hover {
  opacity: 1;
  background: #333;
}

.btn--secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  opacity: 1;
  background: var(--color-surface-hover);
}

.chip {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: var(--color-chip);
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

/* Hero */

.hero {
  padding: 5rem 0 4rem;
  text-align: center;
}

.hero__eyebrow {
  margin-bottom: 1rem;
}

.hero h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.hero__lead {
  max-width: 36rem;
  margin: 0 auto 2rem;
  font-size: 1.125rem;
  color: var(--color-text-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

/* Sections */

.section {
  padding: 4.5rem 0;
}

.section--alt {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.section__header {
  max-width: 36rem;
  margin-bottom: 2.5rem;
}

.section__header--center {
  margin-inline: auto;
  text-align: center;
}

.section__header h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section__header p {
  margin: 0;
  color: var(--color-text-muted);
}

/* Benefits grid */

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.benefit-card {
  padding: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.section--alt .benefit-card {
  background: var(--color-bg);
}

.benefit-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.benefit-card p {
  margin: 0;
  font-size: 0.925rem;
  color: var(--color-text-muted);
}

/* How it works */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  margin-bottom: 1rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text);
  background: var(--color-chip);
  border-radius: 999px;
}

.step h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.step p {
  margin: 0;
  font-size: 0.925rem;
  color: var(--color-text-muted);
}

/* Used by */

.logo-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem 2rem;
}

.logo-bubble {
  padding: 0.85rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text-muted);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.section--alt .logo-bubble {
  background: var(--color-surface);
}

/* Reviews */

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.review-card {
  padding: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.section--alt .review-card {
  background: var(--color-surface);
}

.review-card__quote {
  margin: 0 0 1.25rem;
  font-size: 0.975rem;
  line-height: 1.65;
}

.review-card__author {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.review-card__name {
  font-size: 0.9rem;
  font-weight: 600;
}

.review-card__role {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.review-card__stars {
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

/* FAQ accordion */

.faq-list {
  max-width: 720px;
  margin-inline: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

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

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  font-family: inherit;
  font-size: 0.975rem;
  font-weight: 600;
  text-align: left;
  color: var(--color-text);
  background: var(--color-bg);
  border: none;
  cursor: pointer;
  transition: background 0.15s ease;
}

.faq-question:hover {
  background: var(--color-surface);
}

.faq-question[aria-expanded="true"] {
  background: var(--color-surface);
}

.faq-icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  position: relative;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 2px;
  background: var(--color-text-muted);
  transform: translate(-50%, -50%);
  transition: transform 0.2s ease;
}

.faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-question[aria-expanded="true"] .faq-icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.faq-answer {
  display: none;
  padding: 0 1.25rem 1.15rem;
  font-size: 0.925rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
}

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

.faq-answer p {
  margin: 0;
}

.faq-answer p + p {
  margin-top: 0.75rem;
}

/* Pricing */

.pricing-hero {
  padding: 4rem 0 2rem;
  text-align: center;
}

.pricing-hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.pricing-hero p {
  margin: 0 auto;
  max-width: 32rem;
  color: var(--color-text-muted);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding: 2rem 0 4rem;
}

@media (max-width: 860px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin-inline: auto;
  }
}

.pricing-card {
  display: flex;
  flex-direction: column;
  padding: 1.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.pricing-card--featured {
  border-color: var(--color-text);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.pricing-card__badge {
  align-self: flex-start;
  margin-bottom: 1rem;
}

.pricing-card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.pricing-card__desc {
  margin: 0 0 1.25rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.pricing-card__price {
  margin-bottom: 1.5rem;
}

.pricing-card__amount {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.pricing-card__period {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.pricing-card__features {
  flex: 1;
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
}

.pricing-card__features li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: 0.65rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.pricing-card__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text);
}

.pricing-card .btn {
  width: 100%;
}

/* Legal pages */

.legal-page {
  padding: 3.5rem 0 5rem;
}

.legal-page h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.legal-page__updated {
  margin: 0 0 2.5rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.legal-page h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.legal-page h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.legal-page p,
.legal-page li {
  font-size: 0.925rem;
  color: var(--color-text-muted);
}

.legal-page ul,
.legal-page ol {
  padding-left: 1.25rem;
}

.legal-page li + li {
  margin-top: 0.35rem;
}

.legal-page a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Footer */

.site-footer {
  padding: 3rem 0 2rem;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
}

.site-footer__brand p {
  margin: 0.75rem 0 0;
  max-width: 18rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
}

.footer-col h4 {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.footer-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-col li + li {
  margin-top: 0.5rem;
}

.footer-col a {
  font-size: 0.875rem;
  color: var(--color-text);
}

.site-footer__bottom {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

@media (max-width: 640px) {
  .site-nav {
    gap: 1rem;
  }

  .site-nav a {
    font-size: 0.825rem;
  }

  .hero {
    padding-top: 3rem;
  }
}