:root {
  --color-primary: #0f172a;
  --color-background: #ffffff;
  --color-surface: #f8fafc;
  --color-accent: #1557c0;
  --color-accent-dark: #0f459a;
  --color-text: #111827;
  --color-text-secondary: #6b7280;
  --color-border: #e5e7eb;
  --color-success: #166534;
  --color-error: #b91c1c;
  --shadow-default: 0 10px 30px rgba(15, 23, 42, 0.05);
  --shadow-hover: 0 14px 32px rgba(15, 23, 42, 0.08);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --container-width: 1100px;
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "SF Pro Display", "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-background);
  line-height: 1.5;
}

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

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

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: min(calc(100% - 48px), var(--container-width));
  margin: 0 auto;
}

.narrow {
  max-width: 760px;
}

.section {
  padding: 80px 0;
}

.section-muted {
  background: var(--color-surface);
}

.section-accent {
  background: #edf4ff;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.7);
}

.nav,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav {
  min-height: 148px;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--color-accent);
}

.brand-name {
  font-size: 2rem;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand-logo {
  display: block;
  width: auto;
  height: 128px;
}

.nav-cta {
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 600;
  transition: color var(--transition-base);
}

.nav-cta:hover,
.nav-cta:focus-visible {
  color: var(--color-accent);
}

.hero {
  padding-top: 64px;
}

.hero-grid,
.waitlist-panel {
  display: grid;
  gap: 24px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
}

.eyebrow,
.section-label {
  margin: 0 0 16px;
  color: var(--color-accent);
  font-size: 0.875rem;
  line-height: 1.25rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.section-label-light {
  color: rgba(255, 255, 255, 0.78);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 18ch;
  margin-bottom: 24px;
  font-size: 40px;
  line-height: 48px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

h2 {
  margin-bottom: 16px;
  font-size: 28px;
  line-height: 36px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

h3 {
  margin-bottom: 12px;
  font-size: 20px;
  line-height: 28px;
  font-weight: 500;
}

p,
label,
input,
select {
  font-size: 16px;
  line-height: 24px;
}

.hero-subtitle,
.section-text,
.waitlist-copy p,
.feature-card p,
.step p,
.audience-item p,
.visual-card p,
.form-status {
  color: var(--color-text-secondary);
}

.hero-subtitle,
.section-text,
.waitlist-copy p {
  max-width: 62ch;
}

.feature-card p,
.audience-item p,
.step p {
  max-width: 30ch;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.hero-note {
  margin: 0;
  max-width: 34ch;
  font-size: 14px;
  line-height: 20px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition:
    transform var(--transition-base),
    background-color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.button-primary {
  color: #fff;
  background: var(--color-accent);
  box-shadow: 0 8px 20px rgba(21, 87, 192, 0.14);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}

.button-primary:active {
  transform: translateY(0);
}

.button[disabled] {
  cursor: wait;
  opacity: 0.85;
}

.visual-shell {
  position: relative;
  min-height: 470px;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: 28px;
  background: #fff;
  box-shadow: var(--shadow-default);
}

.visual-shell::before {
  content: "";
  position: absolute;
  inset: 20px;
  border: 1px solid rgba(21, 87, 192, 0.1);
  border-radius: 22px;
}

.visual-card {
  position: absolute;
  width: min(100%, 360px);
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow-default);
}

.visual-card-front {
  top: 48px;
  left: 32px;
  z-index: 3;
}

.visual-card-front h2 {
  font-size: 24px;
  line-height: 32px;
}

.visual-top,
.visual-meta,
.swipe-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.visual-top {
  margin-bottom: 18px;
}

.tag,
.visual-meta span,
.visual-status {
  border-radius: 999px;
  font-size: 14px;
  line-height: 20px;
}

.tag {
  padding: 6px 10px;
  background: #e9f1ff;
  color: var(--color-accent);
  font-weight: 600;
}

.visual-status {
  color: var(--color-success);
}

.visual-meta {
  flex-wrap: wrap;
  justify-content: flex-start;
  margin: 20px 0 26px;
}

.visual-meta span {
  padding: 6px 10px;
  background: var(--color-surface);
  color: var(--color-text);
}

.swipe-button {
  flex: 1;
  min-height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-text);
  transition:
    transform var(--transition-base),
    border-color var(--transition-base),
    background-color var(--transition-base);
}

.swipe-button:hover,
.swipe-button:focus-visible {
  transform: translateY(-2px);
}

.swipe-button.dismiss:hover,
.swipe-button.dismiss:focus-visible {
  border-color: #fecaca;
  background: #fff5f5;
}

.swipe-button.approve {
  color: #fff;
  border-color: transparent;
  background: var(--color-primary);
}

.swipe-button.approve:hover,
.swipe-button.approve:focus-visible {
  background: #1f2937;
}

.visual-card-back {
  right: 24px;
}

.visual-card-two {
  top: 160px;
  z-index: 2;
}

.visual-card-three {
  top: 290px;
  z-index: 1;
}

.mini-label {
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 20px;
}

.section-heading {
  max-width: 640px;
  margin-bottom: 32px;
}

.section-text + .section-text {
  margin-top: 16px;
}

.problem-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 40px;
  align-items: start;
}

.import-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 40px;
  align-items: start;
}

.problem-intro h2 {
  max-width: 12ch;
  margin-bottom: 0;
}

.import-intro h2 {
  max-width: 13ch;
}

.problem-copy .section-text {
  max-width: 44ch;
}

.import-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.import-card p {
  max-width: 34ch;
}

.feature-grid,
.audience-list,
.steps {
  display: grid;
  gap: 24px;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-default);
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base),
    border-color var(--transition-base);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: #d3dce6;
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  border-radius: 12px;
  background: #eef4ff;
  color: var(--color-accent);
}

.feature-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
}

.steps {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.step-number {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--color-accent);
  font-size: 14px;
  line-height: 20px;
  font-weight: 600;
}

.waitlist-panel {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: start;
}

.audience-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.audience-heading {
  margin-bottom: 32px;
}

.audience-heading .section-text {
  max-width: 52ch;
}

.waitlist-panel {
  padding: 40px;
  border-radius: 24px;
  background: var(--color-primary);
  color: #fff;
}

.waitlist-copy p {
  color: rgba(255, 255, 255, 0.76);
}

.waitlist-form {
  max-width: 480px;
  width: 100%;
  justify-self: end;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
}

.field + .field,
.submit-button,
.form-status {
  margin-top: 20px;
}

.field label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.92);
}

.field input,
.field select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  background: #fff;
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.field input:focus-visible,
.field select:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(21, 87, 192, 0.14);
}

.field input[aria-invalid="true"] {
  border-color: var(--color-error);
}

.field-error {
  min-height: 20px;
  margin: 8px 0 0;
  color: #fecaca;
  font-size: 14px;
  line-height: 20px;
}

.submit-button {
  width: 100%;
}

.button-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.submit-button.is-loading .button-spinner {
  display: inline-flex;
}

.submit-button.is-loading .button-label {
  opacity: 0.9;
}

.form-status {
  min-height: 24px;
  margin-bottom: 0;
  font-size: 14px;
  line-height: 20px;
}

.form-status.is-success {
  color: #bbf7d0;
}

.form-status.is-error {
  color: #fecaca;
}

.success-state h3 {
  margin-bottom: 8px;
}

.success-state .form-status {
  margin-top: 0;
}

.closing {
  text-align: left;
}

.site-footer {
  padding: 24px 0 40px;
  border-top: 1px solid var(--color-border);
}

.site-footer p,
.site-footer a {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 20px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 240ms cubic-bezier(0.4, 0, 0.2, 1),
    transform 240ms cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 960px) {
  .hero-grid,
  .problem-layout,
  .import-layout,
  .waitlist-panel,
  .feature-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 40px;
  }

  .hero-copy {
    max-width: 680px;
  }

  .visual-shell {
    min-height: 520px;
  }

  .waitlist-form {
    justify-self: start;
  }

  .audience-list {
    grid-template-columns: 1fr;
  }

  .import-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(calc(100% - 32px), var(--container-width));
  }

  .section {
    padding: 64px 0;
  }

  .nav {
    min-height: 112px;
  }

  .brand-logo {
    height: 84px;
  }

  .brand-name {
    font-size: 1.5rem;
  }

  h1 {
    font-size: 36px;
    line-height: 44px;
  }

  .visual-shell {
    min-height: 540px;
    padding: 20px;
  }

  .visual-card {
    width: calc(100% - 32px);
  }

  .visual-card-front {
    position: relative;
    top: 0;
    left: 0;
  }

  .visual-card-two,
  .visual-card-three {
    display: none;
  }

  .waitlist-panel {
    padding: 24px;
  }

  .waitlist-form {
    padding: 20px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-links {
    gap: 12px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Nav links wrapper */
.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-link {
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition-base);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-accent);
}

/* FAQ Accordion */
.faq-list {
  max-width: 760px;
}

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

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

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 20px 0;
  border: none;
  background: none;
  color: var(--color-text);
  font-size: 17px;
  font-weight: 600;
  text-align: left;
  transition: color var(--transition-base);
}

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

.faq-chevron {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--transition-base);
}

.faq-question[aria-expanded="true"] .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  padding-bottom: 20px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.faq-answer[hidden] {
  display: none;
}

.faq-answer a {
  color: var(--color-accent);
  font-weight: 600;
}

/* Blog grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.blog-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-default);
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.blog-card-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.blog-card h3 {
  margin-bottom: 0;
  font-size: 18px;
  line-height: 26px;
}

.blog-card p {
  flex: 1;
  margin-bottom: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--transition-base);
}

.read-more:hover {
  gap: 10px;
}

/* Article page */
.article-header {
  padding: 64px 0 40px;
  border-bottom: 1px solid var(--color-border);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.article-tag {
  color: var(--color-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 12px;
}

.article-header h1 {
  max-width: 22ch;
  font-size: 36px;
  line-height: 44px;
}

.article-header .hero-subtitle {
  font-size: 18px;
  max-width: 56ch;
}

.article-body {
  max-width: 700px;
  padding: 48px 0 80px;
}

.article-body h2 {
  margin-top: 48px;
  margin-bottom: 16px;
  font-size: 24px;
  line-height: 32px;
}

.article-body h3 {
  margin-top: 32px;
  margin-bottom: 10px;
}

.article-body p {
  margin-bottom: 20px;
  font-size: 17px;
  line-height: 1.8;
}

.article-body ul,
.article-body ol {
  margin: 0 0 24px 24px;
}

.article-body li {
  margin-bottom: 10px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-text);
}

.article-cta {
  margin-top: 56px;
  padding: 36px;
  border-radius: var(--radius-lg);
  background: #edf4ff;
  border: 1px solid #c7daf9;
}

.article-cta h3 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 22px;
}

.article-cta p {
  font-size: 16px;
  margin-bottom: 24px;
  color: var(--color-text-secondary);
}

/* Demo booking page */
.demo-layout {
  display: grid;
  grid-template-columns: minmax(0, 400px) minmax(0, 1fr);
  gap: 72px;
  align-items: start;
}

.demo-copy {
  position: sticky;
  top: 168px;
}

.trust-list {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.trust-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  color: var(--color-text-secondary);
}

.trust-check {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
}

.trust-check svg {
  width: 13px;
  height: 13px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.calendar-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  min-height: 700px;
}

.calendar-wrapper iframe {
  display: block;
}

/* Blog page hero */
.blog-hero {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 960px) {
  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .article-header h1 {
    font-size: 30px;
    line-height: 38px;
  }

  .article-body h2 {
    font-size: 22px;
  }

  .demo-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .demo-copy {
    position: static;
  }
}