/* ========================================
   Prickl Marketing Site Styles
   ======================================== */

/* CSS Variables */
:root {
  --color-primary: #4f46e5;
  --color-primary-dark: #4338ca;
  --color-primary-light: #e0e7ff;
  --color-secondary: #0f172a;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-text-muted: #94a3b8;
  --color-bg: #ffffff;
  --color-bg-warm: #fafaf9;
  --color-bg-accent: #f5f5f4;
  --color-border: #e2e8f0;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: all 0.2s ease;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

img {
  max-width: 100%;
  height: auto;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

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

.btn-sm {
  padding: 8px 16px;
  font-size: 14px;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
  border-radius: var(--radius-lg);
}

.btn-full {
  width: 100%;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-header h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-secondary);
  margin-bottom: 16px;
}

.section-header p {
  font-size: 18px;
  color: var(--color-text-light);
}

/* ========================================
   Navigation
   ======================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.nav.scrolled {
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 22px;
  color: var(--color-secondary);
}

.logo-icon {
  font-size: 28px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-menu a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  transition: var(--transition);
}

.nav-menu a:hover {
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition);
}

/* ========================================
   Hero
   ======================================== */
.hero {
  position: relative;
  padding: 160px 0 80px;
  background: linear-gradient(135deg, #fafaf9 0%, #f0f4ff 50%, #fafaf9 100%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-badge {
  margin-bottom: 24px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  background: white;
  padding: 10px 18px;
  border-radius: 100px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.hero-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-secondary);
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 19px;
  color: var(--color-text-light);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: 16px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 12px;
}

.trust-stars {
  color: #f59e0b;
  font-size: 18px;
  letter-spacing: 2px;
}

.hero-trust p {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* Phone Mockup */
.hero-visual {
  display: flex;
  justify-content: center;
}

.phone-mockup {
  position: relative;
}

.phone-frame {
  width: 300px;
  height: 600px;
  background: var(--color-secondary);
  border-radius: 40px;
  padding: 12px;
  box-shadow: var(--shadow-xl);
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: white;
  border-radius: 32px;
  overflow: hidden;
  position: relative;
  padding: 20px;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 0;
  margin-bottom: 16px;
}

.app-title {
  font-weight: 700;
  font-size: 18px;
  color: var(--color-secondary);
}

.app-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: var(--color-bg-warm);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  border: 1px solid var(--color-border);
}

.app-card-avatar {
  font-size: 28px;
  flex-shrink: 0;
}

.app-card-info {
  flex: 1;
  min-width: 0;
}

.app-card-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-secondary);
}

.app-card-meta {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.app-card-status {
  font-size: 10px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  white-space: nowrap;
}

.status-recovering {
  background: #dbeafe;
  color: #1d4ed8;
}

.status-ready {
  background: #d1fae5;
  color: #047857;
}

.status-treatment {
  background: #fef3c7;
  color: #b45309;
}

.app-fab {
  position: absolute;
  bottom: 20px;
  right: 20px;
  width: 52px;
  height: 52px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 300;
  box-shadow: var(--shadow-lg);
}

.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  line-height: 0;
}

.hero-wave svg {
  width: 100%;
  height: auto;
}

/* ========================================
   Problem
   ======================================== */
.problem {
  padding: 100px 0;
  background: white;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.problem-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-warm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.problem-icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.problem-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 12px;
}

.problem-card p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ========================================
   Features
   ======================================== */
.features {
  padding: 100px 0;
  background: var(--color-bg-warm);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: white;
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

.feature-icon {
  font-size: 36px;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ========================================
   How It Works
   ======================================== */
.how-it-works {
  padding: 100px 0;
  background: white;
}

.steps {
  max-width: 800px;
  margin: 0 auto;
}

.step {
  display: flex;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--color-border);
}

.step:last-child {
  border-bottom: none;
}

.step-number {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  color: var(--color-primary);
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
}

.step-content h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 10px;
}

.step-content p {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ========================================
   Pricing
   ======================================== */
.pricing {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--color-bg-warm) 0%, white 100%);
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  border: 2px solid var(--color-border);
  position: relative;
  transition: var(--transition);
}

.pricing-card:hover {
  box-shadow: var(--shadow-lg);
}

.pricing-highlighted {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 18px;
  border-radius: 100px;
}

.pricing-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-secondary);
  text-align: center;
  margin-bottom: 16px;
}

.pricing-price {
  text-align: center;
  margin-bottom: 16px;
}

.pricing-price .currency {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-secondary);
  vertical-align: top;
  position: relative;
  top: 8px;
}

.pricing-price .amount {
  font-size: 56px;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1;
}

.pricing-price .period {
  font-size: 16px;
  color: var(--color-text-muted);
}

.pricing-desc {
  text-align: center;
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 28px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  font-size: 15px;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}

.pricing-features li::before {
  content: "✓";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--color-success);
  color: white;
  font-size: 12px;
  font-weight: 700;
  border-radius: 50%;
  flex-shrink: 0;
}

.pricing-features li:last-child {
  border-bottom: none;
}

/* ========================================
   Testimonials
   ======================================== */
.testimonials {
  padding: 100px 0;
  background: white;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--color-bg-warm);
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  color: #f59e0b;
  font-size: 18px;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: white;
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: 700;
  font-size: 15px;
  color: var(--color-secondary);
}

.testimonial-role {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ========================================
   FAQ
   ======================================== */
.faq {
  padding: 100px 0;
  background: var(--color-bg-warm);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: white;
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-secondary);
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
}

.faq-question:hover {
  background: var(--color-bg-warm);
}

.faq-icon {
  font-size: 22px;
  font-weight: 300;
  color: var(--color-primary);
  transition: var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ========================================
   CTA
   ======================================== */
.cta {
  padding: 100px 0;
  background: white;
}

.cta-box {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-xl);
  padding: 80px 48px;
  text-align: center;
  color: white;
}

.cta-box h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-box > p {
  font-size: 18px;
  opacity: 0.9;
  max-width: 560px;
  margin: 0 auto 40px;
}

.cta-form {
  max-width: 480px;
  margin: 0 auto 32px;
}

.signup-form {
  display: flex;
  gap: 12px;
}

.signup-input {
  flex: 1;
  padding: 16px 20px;
  font-family: inherit;
  font-size: 16px;
  border: none;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.15);
  color: white;
  outline: none;
  transition: var(--transition);
}

.signup-input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.signup-input:focus {
  background: rgba(255, 255, 255, 0.25);
}

.cta-note {
  font-size: 13px;
  opacity: 0.75;
  margin-top: 16px;
}

.cta-apps {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.app-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: rgba(0, 0, 0, 0.25);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  color: white;
  font-size: 12px;
  line-height: 1.4;
  transition: var(--transition);
}

.app-badge:hover {
  background: rgba(0, 0, 0, 0.35);
}

.app-badge svg {
  width: 28px;
  height: 28px;
}

.app-badge strong {
  font-size: 16px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  padding: 80px 0 32px;
  background: var(--color-secondary);
  color: white;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}

.footer-brand .logo {
  color: white;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 15px;
  opacity: 0.7;
  line-height: 1.7;
  max-width: 320px;
}

.footer-links h4 {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 20px;
  opacity: 0.5;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  font-size: 15px;
  opacity: 0.7;
  transition: var(--transition);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--color-primary-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 32px;
  text-align: center;
}

.footer-bottom p {
  font-size: 14px;
  opacity: 0.5;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    order: 2;
  }

  .hero-visual {
    order: 1;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-trust {
    justify-content: center;
  }

  .features-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-title {
    font-size: 36px;
  }

  .hero-subtitle {
    font-size: 17px;
  }

  .section-header h2 {
    font-size: 28px;
  }

  .features-grid,
  .testimonials-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .phone-frame {
    width: 260px;
    height: 520px;
  }

  .step {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .signup-form {
    flex-direction: column;
  }

  .cta-box {
    padding: 48px 24px;
  }

  .cta-box h2 {
    font-size: 28px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}