@import url('https://fonts.googleapis.com/css2?family=Fredoka:wght@600;700&family=Noto+Sans+SC:wght@400;500&family=Space+Mono&family=ZCOOL+KuaiLe&display=swap');

:root {
  --bg: #E3F2FB;
  --panel: #FFFFFF;
  --ink: #274156;
  --dim: #7E9BB0;
  --line: rgba(39,65,86,0.13);
  --acc: #FF7B54;
  --font-latin: 'Fredoka', sans-serif;
  --font-cn-title: 'ZCOOL KuaiLe', cursive;
  --font-data: 'Space Mono', monospace;
  --font-body: 'Noto Sans SC', sans-serif;
  --max-width: 1200px;
  --trans-bounce: 0.4s cubic-bezier(0.34,1.56,0.64,1);
}

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

html {
  background-color: var(--bg);
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background-color: transparent;
  line-height: 1.9;
  position: relative;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-cn-title), var(--font-latin);
  color: var(--ink);
  font-weight: normal;
}

a {
  text-decoration: none;
  color: var(--ink);
  transition: color var(--trans-bounce);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  background-color: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
  border-radius: 0 0 14px 14px;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
  position: relative;
}

.logo {
  font-size: 24px;
  font-family: var(--font-cn-title), var(--font-latin);
  color: var(--ink);
  z-index: 2;
}

.logo a {
  color: var(--ink);
}

.nav-links {
  display: flex;
  gap: 20px;
  align-items: center;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.nav-right {
  z-index: 2;
}

.nav-links a:not(.btn) {
  color: var(--ink);
  font-weight: 500;
}

.nav-links a:not(.btn):hover {
  color: var(--acc);
}

/* Hero Section */
.hero {
  padding: 80px 0;
  text-align: center;
  background: transparent;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 20px;
}

.hero h2 {
  font-size: 24px;
  color: var(--dim);
  margin-bottom: 30px;
}

.hero p {
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 40px;
  color: var(--ink);
}

.cta-group {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 14px;
  font-size: 18px;
  font-family: var(--font-latin);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all var(--trans-bounce);
  border: 1px solid var(--acc);
}

.btn-primary {
  background-color: var(--acc);
  color: #fff;
}

.btn-primary:hover {
  background-color: #fff;
  color: var(--acc);
}

.btn-secondary {
  background-color: transparent;
  color: var(--acc);
}

.btn-secondary:hover {
  background-color: var(--acc);
  color: #fff;
}

/* Sections General */
.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 32px;
  margin-bottom: 50px;
}

/* Cards Grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

/* Panels */
.card, .scenario-card, .pricing-card, .faq-item, .review-card, .page-header, .page-content {
  background-color: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  transition: border var(--trans-bounce), transform var(--trans-bounce), box-shadow var(--trans-bounce);
}

.card:hover, .scenario-card:hover, .pricing-card:hover, .faq-item:hover, .review-card:hover {
  border-color: var(--acc);
}

/* Advantages */
.card {
  padding: 40px 30px;
  text-align: center;
}

.card-icon {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 20px;
}

.card h3 {
  font-size: 20px;
  margin-bottom: 15px;
}

.card p {
  color: var(--ink);
}

/* Scenarios */
.scenarios {
  background-color: transparent;
}

.scenario-card {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 20px;
}

.scenario-icon {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--dim);
  text-transform: uppercase;
}

/* Pricing */
.pricing-card {
  padding: 40px 30px;
  text-align: center;
  display: flex;
  flex-direction: column;
}

.pricing-card.popular {
  border: 1px solid var(--acc);
  transform: scale(1.05);
}

.pricing-card.popular:hover {
  transform: scale(1.08);
}

.pricing-card h3 {
  font-size: 24px;
  margin-bottom: 10px;
}

.price {
  font-size: 40px;
  font-family: var(--font-latin);
  font-weight: 700;
  color: var(--acc);
  margin-bottom: 20px;
}

.price span {
  font-size: 16px;
  color: var(--dim);
  font-family: var(--font-body);
  font-weight: normal;
}

.pricing-features {
  list-style: none;
  margin-bottom: 30px;
  flex-grow: 1;
}

.pricing-features li {
  margin-bottom: 10px;
  color: var(--ink);
}

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

.faq-item {
  margin-bottom: 20px;
  padding: 20px;
}

.faq-item h4 {
  font-size: 18px;
  margin-bottom: 10px;
}

.faq-item p {
  color: var(--ink);
}

/* Reviews */
.reviews {
  background-color: transparent;
}

.review-card {
  padding: 30px;
}

.review-card p {
  font-style: italic;
  margin-bottom: 15px;
  color: var(--ink);
}

.reviewer {
  font-family: var(--font-latin);
  font-weight: bold;
}

/* Footer */
footer {
  background-color: transparent;
  color: var(--dim);
  padding: 60px 0 30px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 30px;
}

.footer-links a {
  color: var(--dim);
}

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

.footer-bottom {
  text-align: center;
  border-top: 1px solid var(--line);
  padding-top: 30px;
  font-family: var(--font-data);
  font-size: 12px;
}

/* Simple Static Pages */
.page-header {
  padding: 60px 0;
  text-align: center;
  border-bottom: 1px solid var(--line);
  margin-bottom: 40px;
}

.page-header h1 {
  font-size: 36px;
}

.page-content {
  padding: 40px 60px;
  max-width: 800px;
  margin: 0 auto 60px;
}

.page-content h2 {
  margin-top: 30px;
  margin-bottom: 15px;
}

.page-content p, .page-content ul, .page-content ol {
  margin-bottom: 20px;
  color: var(--ink);
}

.page-content ul, .page-content ol {
  padding-left: 20px;
}

/* Background Canvas Layer */
#candy-bg-container {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: -1;
  pointer-events: none;
}
.candy-label {
  position: fixed;
  color: var(--dim);
  z-index: -1;
  pointer-events: none;
}
.label-tl { top: 20px; left: 20px; font-family: var(--font-cn-title); font-size: 16px; color: var(--ink); }
.label-br { bottom: 20px; right: 20px; font-family: var(--font-data); font-size: 14px; color: var(--acc); }
.label-bl { bottom: 20px; left: 20px; font-family: var(--font-body); font-size: 12px;}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--trans-bounce), transform var(--trans-bounce);
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 32px;
  }
  .hero h2 {
    font-size: 20px;
  }
  .cta-group {
    flex-direction: column;
  }
  .pricing-card.popular {
    transform: scale(1);
  }
  .pricing-card.popular:hover {
    transform: scale(1);
  }
  .nav-links {
    display: none; 
  }
  .footer-links {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }
  .page-content {
    padding: 30px 20px;
  }
}