/* Konekti AI Waitlist - Matches getkonekti.io branding */
:root {
  /* From getkonekti.io Sierra theme variables.css */
  --color-primary: #4353ff;
  --color-secondary: #38d996;
  --color-text: #1a1a1a;
  --color-text-muted: #757575;
  --color-accent: #4353ff;
  --color-light: #F5F5F5;
  --color-border: #e7e7e7;
  --color-border-hard: #d9d9d9;
  --color-white: #ffffff;
  --color-cta: #53DFC1;
  --color-cta-hover: #38d996;
  --color-success: #38d996;
  --color-error: #e74c3c;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", sans-serif;
  --font-inter: 'Inter', var(--font-sans);
  --radius: 12px;
  --button-radius: 25px;
  --shadow: 0 40px 60px 0 rgb(0 0 0 / 5%);
  --letter-spacing: -0.027em;
  --letter-spacing-small: 0.04em;
  --line-height: 1.6;
  --line-height-paragraph: 1.75;
  --max-width: 560px;
}

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

body {
  margin: 0;
  font-family: var(--font-inter);
  font-size: 16px;
  line-height: var(--line-height);
  color: var(--color-text);
  background: var(--color-white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  letter-spacing: var(--letter-spacing);
}

/* Header - minimal, no background */
.header {
  padding: 1rem 2rem;
  background: transparent;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-block;
  text-decoration: none;
}

.logo-img {
  height: 32px;
  width: auto;
  display: block;
}

.logo:hover .logo-img {
  opacity: 0.85;
}

.header-cta {
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-cta);
  border-radius: var(--button-radius);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.header-cta:hover {
  background: var(--color-cta-hover);
  color: var(--color-white);
}

/* Main content */
.main {
  flex: 1;
  padding: 0;
  width: 100%;
}

/* Hero - minimal headline only */
.hero {
  padding: 3rem 2rem 2rem;
  text-align: center;
}

.hero h1 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 600;
  line-height: 1.3;
  margin: 0;
  letter-spacing: var(--letter-spacing);
  color: var(--color-text);
}

/* Form section */
.form-section {
  background: var(--color-white);
  padding: 3rem 2rem 4rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Honeypot - invisible to users */
.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-group label,
.form-group legend {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
}

.required {
  color: var(--color-error);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group select {
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-white);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(67, 83, 255, 0.15);
}

.form-group input::placeholder {
  color: var(--color-text-muted);
}

/* Radio groups */
fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

fieldset legend {
  margin-bottom: 0.5rem;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-weight: 400;
}

.radio-label input[type="radio"] {
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.radio-label span {
  font-size: 0.9375rem;
}

/* Checkbox groups */
.checkbox-group {
  margin-top: 0.25rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-weight: 400;
}

.checkbox-label input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.checkbox-label span {
  font-size: 0.9375rem;
}

/* Error messages */
.error-message {
  font-size: 0.8125rem;
  color: var(--color-error);
  min-height: 1.25rem;
}

/* Waitlist count - small component box above button */
.waitlist-count-box {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  margin-bottom: 1rem;
  align-self: center;
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.875rem;
}

.waitlist-count-num {
  font-weight: 600;
  color: var(--color-text);
}

.waitlist-count-label {
  color: var(--color-text-muted);
}

/* Submit button - matches getkonekti.io Plan demo button (#53DFC1) */
.form-actions {
  margin-top: 0;
}

.submit-btn {
  width: 100%;
  padding: 1rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-cta);
  border: none;
  border-radius: var(--button-radius);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.submit-btn:hover:not(:disabled) {
  background: var(--color-cta-hover);
  color: var(--color-white);
}

.submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Form message (success/error) */
.form-message {
  font-size: 0.9375rem;
  padding: 1rem;
  border-radius: var(--radius);
  margin-top: 0.5rem;
}

.form-message.success {
  background: rgba(56, 217, 150, 0.15);
  color: #1a7a52;
}

.form-message.error {
  background: rgba(231, 76, 60, 0.1);
  color: var(--color-error);
}

/* Success overlay - centered thank you with confetti */
.success-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 26, 26, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.success-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.confetti-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.confetti-layer canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.success-content {
  text-align: center;
  color: var(--color-white);
  padding: 2rem;
  position: relative;
  z-index: 2;
}

.success-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--color-white);
}

.success-message {
  font-size: 1.125rem;
  color: var(--color-light);
  margin: 0 0 1.5rem;
  opacity: 0.95;
}

.success-cta {
  display: none;
  padding: 0.875rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-cta);
  border-radius: var(--button-radius);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.success-cta:hover {
  background: var(--color-cta-hover);
  color: var(--color-white);
}

.success-cta.is-visible {
  display: inline-block;
  animation: success-cta-fade 0.3s ease;
}

@keyframes success-cta-fade {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Footer - matches getkonekti.io footer style */
.footer {
  padding: 2rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
  background: var(--color-light);
}

.footer p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer a {
  color: var(--color-primary);
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 480px) {
  .header {
    padding: 1rem 1.25rem;
  }

  .hero {
    padding: 2.5rem 1.25rem 1.5rem;
  }

  .form-section {
    padding: 2rem 1.25rem 3rem;
  }

  .logo-img {
    height: 28px;
  }
}