/* ==========================================================================
   NewMynd — design tokens
   Structural/typographic reference: ElevenLabs DESIGN.md (VoltAgent/awesome-design-md)
   Elevation treatment: hairline + flat surfaces (Warp DESIGN.md), no soft shadows
   Colors: sampled directly from the NewMynd brain-mark logo, not the reference kit
   ========================================================================== */

:root {
  --color-cyan: #0fe5e4;
  --color-cyan-hover: #0bc9c8;
  --color-cyan-soft: #e3fbfb;
  --color-ink: #2c2d2f;
  --color-ink-strong: #16171a;
  --color-body: #4c4e51;
  --color-muted: #797b7e;
  --color-muted-soft: #a6a8ab;
  --color-canvas: #f7f7f6;
  --color-canvas-soft: #fbfbfa;
  --color-surface-card: #ffffff;
  --color-hairline: #e4e4e2;
  --color-hairline-strong: #d3d3d1;
  --color-on-primary: #0d1616;
  --color-success: #16a34a;
  --color-error: #dc2626;

  --font-display: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "DM Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-xxl: 24px;
  --radius-pill: 9999px;

  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-base: 16px;
  --space-md: 20px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;
  --space-section: 96px;
  --space-section-mobile: 56px;

  --container-max: 1200px;

  --shadow-card-hover: 0 4px 16px rgba(44, 45, 47, 0.06);
}

/* ==========================================================================
   Reset
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-body);
  background: var(--color-canvas);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, p, figure {
  margin: 0;
}

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

a {
  color: inherit;
}

button {
  font-family: inherit;
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   Focus states — visible everywhere, keyboard-only
   ========================================================================== */

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

/* ==========================================================================
   Layout helpers
   ========================================================================== */

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-section-mobile) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-section) 0;
  }
}

.section-header {
  max-width: 640px;
  margin: 0 0 var(--space-xxl);
}

.section-header--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-cyan-hover);
  background: var(--color-cyan-soft);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-base);
}

/* ==========================================================================
   Typography
   ========================================================================== */

.display-xl {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--color-ink-strong);
}

.display-lg {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--color-ink-strong);
}

.display-md {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--color-ink-strong);
}

.body-lead {
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-body);
}

@media (min-width: 640px) {
  .display-xl {
    font-size: 52px;
  }
  .display-lg {
    font-size: 36px;
  }
}

@media (min-width: 1024px) {
  .display-xl {
    font-size: 64px;
    letter-spacing: -0.03em;
  }
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  padding: 14px 24px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

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

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

.btn-outline {
  background: transparent;
  color: var(--color-ink-strong);
  border-color: var(--color-hairline-strong);
}

.btn-outline:hover {
  border-color: var(--color-ink);
  background: var(--color-canvas-soft);
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   Top navigation
   ========================================================================== */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 247, 246, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-hairline);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
}

.nav-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-brand img {
  height: 63px;
  width: auto;
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-xl);
}

.nav-links a {
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-body);
}

.nav-links a:hover {
  color: var(--color-ink-strong);
}

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

.nav-actions .btn {
  padding: 10px 20px;
  font-size: 14px;
}

@media (min-width: 900px) {
  .nav-links {
    display: flex;
  }
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 var(--space-section-mobile);
}

@media (min-width: 768px) {
  .hero {
    padding: 88px 0 var(--space-section);
  }
}

.hero-glow {
  position: absolute;
  top: -160px;
  left: 50%;
  width: 900px;
  height: 900px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(15, 229, 228, 0.35) 0%, rgba(15, 229, 228, 0.12) 45%, rgba(15, 229, 228, 0) 72%);
  pointer-events: none;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-xxl);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero .container {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero-copy {
  text-align: center;
}

@media (min-width: 1024px) {
  .hero-copy {
    text-align: left;
  }
}

.hero-copy .display-xl {
  margin-bottom: var(--space-lg);
}

.hero-copy .body-lead {
  max-width: 520px;
  margin: 0 auto var(--space-xl);
}

@media (min-width: 1024px) {
  .hero-copy .body-lead {
    margin: 0 0 var(--space-xl);
  }
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-base);
  align-items: center;
}

@media (min-width: 480px) {
  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .hero-actions {
    justify-content: flex-start;
  }
}

.hero-note {
  margin-top: var(--space-lg);
  font-size: 14px;
  color: var(--color-muted);
}

/* Waveform demo card */

.waveform-card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  max-width: 420px;
  margin: 0 auto;
}

.waveform-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-base);
  margin-bottom: var(--space-lg);
}

.waveform-play {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  background: var(--color-cyan);
  border: none;
  color: var(--color-on-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.waveform-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}

.waveform-meta strong {
  font-size: 15px;
  color: var(--color-ink-strong);
}

.waveform-meta span {
  font-size: 13px;
  color: var(--color-muted);
}

.waveform-bars {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 48px;
}

.waveform-bars span {
  flex: 1;
  height: 100%;
  background: var(--color-cyan);
  border-radius: var(--radius-pill);
  opacity: 0.85;
  animation: wave 1.2s ease-in-out infinite;
}

@keyframes wave {
  0%, 100% { transform: scaleY(0.35); }
  50% { transform: scaleY(1); }
}

@media (prefers-reduced-motion: reduce) {
  .waveform-bars span {
    animation: none;
    transform: scaleY(0.7);
  }
}

.waveform-transcript {
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-hairline);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-body);
  text-align: left;
}

.waveform-transcript strong {
  color: var(--color-ink-strong);
}

/* ==========================================================================
   Services
   ========================================================================== */

.service-flagship {
  display: grid;
  gap: var(--space-xl);
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
  .service-flagship {
    grid-template-columns: auto 1fr;
    align-items: start;
    padding: var(--space-xxl);
  }
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--color-cyan-soft);
  color: var(--color-cyan-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.badge-pill {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-sm);
}

.badge-pill--flagship {
  background: var(--color-ink-strong);
  color: #fff;
}

.badge-pill--addon {
  background: var(--color-canvas-soft);
  color: var(--color-muted);
  border: 1px solid var(--color-hairline);
}

.service-flagship h3 {
  margin-bottom: var(--space-sm);
}

.service-flagship p {
  margin-bottom: var(--space-lg);
  max-width: 560px;
}

.service-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-base) var(--space-xl);
}

.service-list li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 14px;
  color: var(--color-body);
}

.service-list li svg {
  flex-shrink: 0;
  color: var(--color-cyan-hover);
}

.services-secondary-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-base);
}

.services-secondary {
  display: grid;
  gap: var(--space-base);
}

@media (min-width: 768px) {
  .services-secondary {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: var(--color-canvas-soft);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.service-card .service-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-base);
}

.service-card h4 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink-strong);
  margin-bottom: var(--space-xxs);
}

.service-card p {
  font-size: 14px;
  color: var(--color-muted);
}

/* ==========================================================================
   How it works
   ========================================================================== */

.steps {
  display: grid;
  gap: var(--space-xxl);
  counter-reset: step;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
  }
}

.step {
  position: relative;
  text-align: center;
}

.step-number {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-lg);
  border-radius: var(--radius-pill);
  background: var(--color-ink-strong);
  color: var(--color-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink-strong);
  margin-bottom: var(--space-xs);
}

.step p {
  font-size: 15px;
  color: var(--color-muted);
  max-width: 280px;
  margin: 0 auto;
}

/* ==========================================================================
   Contact / demo request
   ========================================================================== */

.contact-band {
  background: var(--color-ink-strong);
  border-radius: var(--radius-xxl);
  padding: var(--space-xxl) var(--space-lg);
  color: #fff;
}

@media (min-width: 768px) {
  .contact-band {
    padding: var(--space-xxl);
  }
}

.contact-grid {
  display: grid;
  gap: var(--space-xxl);
}

@media (min-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.contact-copy .display-lg {
  color: #fff;
  margin-bottom: var(--space-base);
}

.contact-copy p {
  color: rgba(255, 255, 255, 0.72);
  max-width: 440px;
}

.contact-list {
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact-list li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}

.contact-list li svg {
  color: var(--color-cyan);
  flex-shrink: 0;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-base);
}

.form-field label {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
}

.form-field input {
  font-family: var(--font-body);
  font-size: 15px;
  padding: 12px 16px;
  height: 48px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.form-field input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form-field input:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 2px;
  border-color: var(--color-cyan);
}

.form-status {
  margin-top: var(--space-base);
  font-size: 14px;
  color: var(--color-cyan);
  min-height: 20px;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  border-top: 1px solid var(--color-hairline);
  padding: var(--space-xxl) 0 var(--space-xl);
}

.footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.footer-brand img {
  height: 96px;
  width: auto;
}

.footer-bottom {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-base);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-hairline);
  text-align: center;
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-meta-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
}

@media (min-width: 640px) {
  .footer-meta-group {
    align-items: flex-start;
  }
}

.footer-meta {
  font-size: 13px;
  color: var(--color-muted-soft);
}

.footer-meta a {
  color: var(--color-muted-soft);
  text-decoration: none;
}

.footer-meta a:hover {
  color: var(--color-ink-strong);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
}

.footer-links a {
  font-size: 14px;
  color: var(--color-muted);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--color-ink-strong);
}

/* ==========================================================================
   Legal pages (Terms, Privacy, Refund Policy)
   ========================================================================== */

.legal-page {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-section-mobile) var(--space-lg);
}

@media (min-width: 768px) {
  .legal-page {
    padding: var(--space-section) var(--space-lg);
  }
}

.legal-page .eyebrow {
  display: block;
  width: fit-content;
}

.legal-page h1 {
  margin: var(--space-base) 0 var(--space-xs);
}

.legal-page .legal-updated {
  font-size: 14px;
  color: var(--color-muted);
  margin-bottom: var(--space-xxl);
}

.legal-page h2 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-ink-strong);
  margin-top: var(--space-xxl);
  margin-bottom: var(--space-base);
}

.legal-page p {
  margin-bottom: var(--space-base);
}

.legal-page ul {
  margin: 0 0 var(--space-base);
  padding-left: var(--space-lg);
  list-style: disc;
}

.legal-page li {
  margin-bottom: var(--space-xs);
}

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

.legal-page .legal-notice {
  background: var(--color-canvas-soft);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  font-size: 14px;
  color: var(--color-muted);
  margin-bottom: var(--space-xxl);
}

/* ==========================================================================
   Visually-hidden utility (skip link target labels, etc.)
   ========================================================================== */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -48px;
  left: var(--space-base);
  background: var(--color-ink-strong);
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  z-index: 100;
  text-decoration: none;
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: var(--space-base);
}