/* BRUTALIST PARITYAPI */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&display=swap');

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

:root {
  --black: #000000;
  --red: #ff0000;
  --dark-red: #cc0000;
  --white: #ffffff;
  --gray: #666666;
  --light-gray: #1a1a1a;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Space Mono', monospace;
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
}

/* NAV */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  border-bottom: 3px solid var(--red);
  position: sticky;
  top: 0;
  background: var(--black);
  z-index: 100;
}

.logo {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--red);
}

.nav-links { display: flex; gap: 32px; }
.nav-links a {
  color: var(--white);
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--red); }

/* HERO */
.hero {
  padding: 120px 40px 100px;
  border-bottom: 3px solid var(--red);
}

.hero h1 {
  font-size: clamp(48px, 10vw, 120px);
  line-height: 0.95;
  font-weight: 700;
  letter-spacing: -2px;
  text-transform: uppercase;
}

.hero-sub {
  margin-top: 32px;
  font-size: 16px;
  color: var(--gray);
  max-width: 600px;
  line-height: 1.6;
}

.hero-cta {
  display: inline-block;
  margin-top: 40px;
  padding: 18px 48px;
  background: var(--red);
  color: var(--black);
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 3px;
  border: 3px solid var(--red);
  transition: all 0.15s;
}

.hero-cta:hover {
  background: var(--black);
  color: var(--red);
}

.hero-cta-secondary {
  background: var(--black);
  color: var(--red);
  margin-left: 16px;
}

.hero-cta-secondary:hover {
  background: var(--red);
  color: var(--black);
}

/* MARQUEE */
.marquee {
  border-bottom: 3px solid var(--red);
  padding: 14px 0;
  overflow: hidden;
  background: var(--red);
  color: var(--black);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 2px;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 20s linear infinite;
}

.marquee-track span { white-space: nowrap; }

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* DEMO */
.demo-section {
  padding: 80px 40px;
  border-bottom: 3px solid var(--red);
}

.demo-section h2 {
  font-size: 48px;
  margin-bottom: 40px;
  letter-spacing: -1px;
}

.demo-controls {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.demo-field { display: flex; flex-direction: column; gap: 6px; }
.demo-field label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gray);
}

.demo-section input,
.demo-section select {
  font-family: 'Space Mono', monospace;
  background: var(--light-gray);
  border: 2px solid var(--gray);
  color: var(--white);
  padding: 12px 16px;
  font-size: 16px;
  outline: none;
}

.demo-section input:focus,
.demo-section select:focus {
  border-color: var(--red);
}

.demo-section button {
  font-family: 'Space Mono', monospace;
  background: var(--red);
  color: var(--black);
  border: 2px solid var(--red);
  padding: 12px 32px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  cursor: pointer;
  align-self: flex-end;
  transition: all 0.15s;
}

.demo-section button:hover {
  background: var(--black);
  color: var(--red);
}

#demo-output {
  background: var(--light-gray);
  border: 2px solid var(--gray);
  padding: 24px;
  font-size: 13px;
  color: var(--gray);
  overflow-x: auto;
  line-height: 1.6;
  min-height: 100px;
}

#demo-output code { color: var(--white); }

/* HOW IT WORKS */
.how-section {
  padding: 80px 40px;
  border-bottom: 3px solid var(--red);
}

.how-section h2 {
  font-size: 48px;
  margin-bottom: 60px;
  letter-spacing: -1px;
}

.steps { display: flex; flex-direction: column; gap: 0; }

.step {
  display: flex;
  gap: 32px;
  padding: 32px 0;
  border-top: 2px solid var(--light-gray);
  align-items: flex-start;
}

.step-num {
  font-size: 64px;
  font-weight: 700;
  color: var(--red);
  line-height: 1;
  min-width: 100px;
}

.step-text h3 {
  font-size: 20px;
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.step-text p {
  color: var(--gray);
  font-size: 14px;
  line-height: 1.6;
}

/* CODE */
.code-section {
  padding: 80px 40px;
  border-bottom: 3px solid var(--red);
}

.code-section h2 {
  font-size: 48px;
  margin-bottom: 32px;
  letter-spacing: -1px;
}

.code-block {
  background: var(--light-gray);
  border: 2px solid var(--red);
  padding: 32px;
  font-size: 14px;
  overflow-x: auto;
  line-height: 1.8;
}

.code-block code { color: var(--white); }

.code-subtitle {
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--red);
  margin-top: 32px;
  margin-bottom: 16px;
}

.code-note {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.6;
  margin-bottom: 16px;
}

.code-note code {
  color: var(--red);
  font-size: 13px;
}

/* DOCS */
.docs-section {
  padding: 80px 40px;
  border-bottom: 3px solid var(--red);
}

.docs-section h2 {
  font-size: 48px;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.docs-intro {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.8;
  margin-bottom: 48px;
}

.docs-intro code {
  color: var(--red);
  font-size: 13px;
}

.docs-subheading {
  font-size: 20px;
  letter-spacing: 2px;
  margin-top: 48px;
  margin-bottom: 16px;
  padding-top: 32px;
  border-top: 2px solid var(--light-gray);
}

.endpoint {
  border-top: 2px solid var(--light-gray);
  padding: 32px 0;
}

.endpoint-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.method {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 4px 10px;
  border: 2px solid;
}

.method.get {
  color: var(--black);
  background: #00ff88;
  border-color: #00ff88;
}

.method.post {
  color: var(--black);
  background: #ffaa00;
  border-color: #ffaa00;
}

.endpoint-path {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
}

.endpoint-auth {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 3px 8px;
  border: 2px solid var(--red);
  color: var(--red);
  margin-left: auto;
}

.endpoint-auth.public {
  border-color: var(--gray);
  color: var(--gray);
}

.endpoint-desc {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.6;
  margin-bottom: 16px;
}

.endpoint-desc code {
  color: var(--red);
  font-size: 13px;
}

.params-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
  font-size: 12px;
}

.params-table th {
  text-align: left;
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--gray);
  padding: 8px 12px;
  border-bottom: 2px solid var(--light-gray);
}

.params-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--light-gray);
  color: var(--white);
}

.params-table td:first-child {
  color: var(--red);
  font-weight: 700;
}

.response-details {
  margin-top: 8px;
}

.response-details summary {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gray);
  cursor: pointer;
  padding: 8px 0;
  transition: color 0.15s;
}

.response-details summary:hover {
  color: var(--red);
}

.response-details .code-block {
  margin-top: 8px;
}

/* PRICING */
.pricing-section {
  padding: 80px 40px;
  border-bottom: 3px solid var(--red);
}

.pricing-section h2 {
  font-size: 48px;
  margin-bottom: 48px;
  letter-spacing: -1px;
}

.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.plan-card {
  font-family: 'Space Mono', monospace;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 48px 24px 40px;
  background: var(--black);
  border: 3px solid var(--white);
  color: var(--white);
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}

.plan-card:hover {
  background: var(--light-gray);
}

.plan-card-featured {
  background: var(--red);
  border-color: var(--red);
  color: var(--black);
}

.plan-card-featured:hover {
  background: var(--dark-red);
  border-color: var(--dark-red);
  color: var(--white);
}

.plan-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 4px;
  margin-bottom: 16px;
}

.plan-price {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1;
  margin-bottom: 8px;
}

.plan-period {
  font-size: 16px;
  letter-spacing: 0;
}

.plan-annual {
  font-size: 11px;
  letter-spacing: 1px;
  opacity: 0.7;
  margin-bottom: 8px;
}

.plan-features {
  list-style: none;
  text-align: left;
  width: 100%;
  margin: 24px 0;
  padding: 0;
}

.plan-features li {
  font-size: 12px;
  letter-spacing: 1px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.plan-card-featured .plan-features li {
  border-bottom-color: rgba(0,0,0,0.15);
}

.plan-cta {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  padding: 12px 32px;
  border: 2px solid currentColor;
  margin-top: auto;
  transition: all 0.15s;
}

.plan-card:hover .plan-cta {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

.plan-card-featured:hover .plan-cta {
  background: var(--white);
  color: var(--dark-red);
  border-color: var(--white);
}

.pricing-note {
  margin-top: 32px;
  font-size: 11px;
  color: var(--gray);
  letter-spacing: 2px;
  text-align: center;
}

/* SIGNUP */
.signup-section {
  padding: 80px 40px;
  border-bottom: 3px solid var(--red);
}

.signup-section h2 {
  font-size: 48px;
  margin-bottom: 32px;
  letter-spacing: -1px;
}

#signup-form {
  display: flex;
  gap: 0;
  max-width: 600px;
}

#signup-form input {
  font-family: 'Space Mono', monospace;
  flex: 1;
  padding: 16px 20px;
  font-size: 14px;
  background: var(--light-gray);
  color: var(--white);
  border: 3px solid var(--white);
  border-right: none;
  outline: none;
  letter-spacing: 1px;
  text-transform: uppercase;
}

#signup-form input::placeholder {
  color: var(--gray);
}

#signup-form input:focus {
  border-color: var(--red);
}

#signup-form button {
  font-family: 'Space Mono', monospace;
  padding: 16px 32px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  background: var(--red);
  color: var(--black);
  border: 3px solid var(--red);
  cursor: pointer;
  transition: all 0.15s;
}

#signup-form button:hover {
  background: var(--black);
  color: var(--red);
}

.signup-result {
  margin-top: 24px;
  max-width: 600px;
}

.signup-result label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gray);
  display: block;
  margin-bottom: 8px;
}

.signup-result code {
  display: block;
  background: var(--light-gray);
  border: 2px solid var(--red);
  padding: 16px 20px;
  font-size: 14px;
  color: var(--red);
  word-break: break-all;
}

.key-note {
  margin-top: 8px;
  font-size: 11px;
  color: var(--gray);
  letter-spacing: 1px;
}

.hidden { display: none; }

/* FOOTER */
footer {
  display: flex;
  justify-content: space-between;
  padding: 24px 40px;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--gray);
  border-top: 3px solid var(--red);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  nav { padding: 16px 20px; }
  .nav-links { gap: 16px; }
  .nav-links a { font-size: 11px; }

  .hero { padding: 60px 20px; }
  .hero h1 { font-size: 48px; }

  .demo-section,
  .how-section,
  .code-section,
  .docs-section,
  .pricing-section,
  .signup-section { padding: 48px 20px; }

  .demo-section h2,
  .how-section h2,
  .code-section h2,
  .docs-section h2,
  .pricing-section h2,
  .signup-section h2 { font-size: 32px; }

  .params-table { font-size: 11px; }
  .params-table th,
  .params-table td { padding: 6px 8px; }

  .endpoint-header { flex-wrap: wrap; }

  .step { flex-direction: column; gap: 8px; }
  .step-num { font-size: 40px; min-width: auto; }

  .plans { grid-template-columns: 1fr; }
  .plan-card { padding: 40px 24px; }

  #signup-form { flex-direction: column; }
  #signup-form input { border-right: 3px solid var(--white); border-bottom: none; }
  #signup-form input:focus { border-color: var(--red); }

  footer { flex-direction: column; gap: 8px; padding: 20px; }
}