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

:root {
  --bg: #121212;
  --surface: #181818;
  --surface-hover: #1f1f1f;
  --accent: #1ed760;
  --text: #ffffff;
  --text-muted: #b3b3b3;
  --border: #4d4d4d;
  --border-light: #7c7c7c;
  --card: #181818;
  --card-hover: #1f1f1f;
  --negative: #f3727f;
  --warning: #ffa42b;
  --announcement: #539df5;
  --shadow-heavy: rgba(0, 0, 0, 0.5) 0px 8px 24px;
  --shadow-medium: rgba(0, 0, 0, 0.3) 0px 8px 8px;
  --inset-border: rgb(18, 18, 18) 0px 1px 0px, rgb(124, 124, 124) 0px 0px 0px 1px inset;
}

body {
  font-family: SpotifyMixUI, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.accent {
  color: var(--accent);
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(18, 18, 18, 0.9);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--text);
  letter-spacing: normal;
}

.logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 400;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
  background: radial-gradient(ellipse at center, #1f1f1f 0%, var(--bg) 70%);
}

.hero h1 {
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 2.5rem;
  font-weight: 400;
}

.btn-group {
  display: flex;
  gap: 1rem;
}

.btn {
  padding: 14px 32px;
  border-radius: 9999px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: #000000;
  padding: 14px 43px;
  border-radius: 500px;
}

.btn-primary:hover {
  background: #1db954;
  transform: scale(1.04);
}

.btn-outline {
  border: 1px solid var(--border-light);
  color: var(--text);
  background: transparent;
  padding: 14px 32px;
  border-radius: 9999px;
}

.btn-outline:hover {
  border-color: var(--text);
}

.btn-block {
  display: block;
  width: 100%;
  text-align: center;
  border-radius: 9999px;
}

.how-it-works {
  padding: 5rem 2rem;
  background: var(--surface);
}

.how-it-works h2 {
  text-align: center;
  margin-bottom: 4rem;
  font-size: 1.5rem;
  font-weight: 700;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.step {
  text-align: center;
  padding: 2rem;
  border-radius: 8px;
  background: var(--card);
  box-shadow: var(--shadow-medium);
  transition: background 0.2s;
}

.step:hover {
  background: var(--card-hover);
}

.step-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
}

.step h3 {
  margin-bottom: 0.5rem;
  font-size: 1.13rem;
  font-weight: 600;
}

.step p {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.testimonials {
  padding: 5rem 2rem;
}

.testimonials h2 {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 1.5rem;
  font-weight: 700;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.testimonial {
  padding: 1.5rem;
  border-radius: 8px;
  background: var(--card);
  box-shadow: var(--shadow-medium);
}

.testimonial p {
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1rem;
}

.page-header {
  padding: 10rem 2rem 4rem;
  text-align: center;
  background: radial-gradient(ellipse at center, #1f1f1f 0%, var(--bg) 70%);
  min-height: 40vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.page-header h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.page-header p {
  color: var(--text-muted);
  font-size: 1.13rem;
}

.pricing-section {
  padding: 2rem 2rem 5rem;
  display: flex;
  justify-content: center;
}

.price-card {
  background: var(--card);
  border: 2px solid var(--accent);
  border-radius: 8px;
  padding: 3rem;
  max-width: 400px;
  text-align: center;
  box-shadow: var(--shadow-heavy);
}

.price-card h2 {
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  font-weight: 700;
}

.price {
  margin-bottom: 2rem;
}

.amount {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
}

.period {
  color: var(--text-muted);
  font-size: 1rem;
}

.features {
  list-style: none;
  text-align: left;
  margin-bottom: 2rem;
}

.features li {
  padding: 0.5rem 0;
  display: flex;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.features li span {
  color: var(--accent);
}

.faq-section {
  padding: 2rem 2rem 5rem;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  padding: 1.5rem;
  border-radius: 8px;
  background: var(--card);
  box-shadow: var(--shadow-medium);
  margin-bottom: 1rem;
}

.faq-item h3 {
  color: var(--accent);
  margin-bottom: 0.5rem;
  font-size: 1rem;
  font-weight: 700;
}

.faq-item p {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.faq-cta {
  margin-top: 3rem;
  padding: 2rem;
  border-radius: 8px;
  background: var(--card);
  border: 1px solid rgba(30, 215, 96, 0.3);
  text-align: center;
  box-shadow: var(--shadow-medium);
}

.faq-cta h3 {
  margin-bottom: 1rem;
  font-size: 1rem;
  font-weight: 700;
}

.faq-cta a {
  text-decoration: none;
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 600;
}

.contact-section {
  padding: 2rem 2rem 5rem;
  max-width: 600px;
  margin: 0 auto;
}

.contact-form label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: var(--text-muted);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 16px;
  margin-bottom: 1.5rem;
  border-radius: 500px;
  border: none;
  background: var(--surface-hover);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  box-shadow: var(--inset-border);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 1px solid #000000;
  border: none;
}

.contact-form input.focused,
.contact-form textarea.focused {
  outline: 1px solid var(--accent);
  border: none;
}

.contact-form input.error {
  outline: 1px solid var(--negative);
  border: none;
}

.contact-form input.valid {
  outline: 1px solid var(--accent);
  border: none;
}

.contact-form textarea {
  border-radius: 8px;
  resize: none;
  min-height: 120px;
}

.contact-cta {
  margin-top: 3rem;
  padding: 2rem;
  border-radius: 8px;
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  box-shadow: var(--shadow-medium);
}

.contact-cta p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 0.88rem;
}

.contact-cta a {
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--accent);
}

footer {
  padding: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal.active {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
}

.modal-content {
  position: relative;
  background: var(--card);
  border-radius: 8px;
  padding: 2rem;
  max-width: 400px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-heavy);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.modal-close:hover {
  background: var(--surface-hover);
}

.modal-content h2 {
  margin-bottom: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
}

.modal-content > p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.88rem;
}

.modal-content label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: var(--text-muted);
}

.modal-content input {
  width: 100%;
  padding: 12px 16px;
  margin-bottom: 1rem;
  border-radius: 500px;
  border: none;
  background: var(--surface-hover);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  box-shadow: var(--inset-border);
}

.modal-content input:focus {
  outline: 1px solid #000000;
  border: none;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .btn-group {
    flex-direction: column;
  }

  .nav-links {
    gap: 1rem;
  }

  .navbar {
    padding: 1rem;
  }
}