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

:root {
  --bg-cream: #FBF6EE;
  --bg-cream-mid: #F5EDDF;
  --bg-cream-deep: #EDE4D4;
  --accent: #E08A14;
  --accent-light: #F0A030;
  --accent-dark: #B86E10;
  --text-primary: #2E2010;
  --text-secondary: #5E4E3A;
  --text-tertiary: #8E7E6A;
  --card-bg: #FFFFFF;
  --card-border: rgba(224, 138, 20, 0.15);
  --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  --card-radius: 16px;
  --font-sans: system-ui, -apple-system, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  --nav-height: 64px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  background: var(--bg-cream);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ===== Sticky Nav ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  background: rgba(251, 246, 238, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(224, 138, 20, 0.08);
}

.nav-brand {
  display: flex;
  align-items: baseline;
  gap: 0;
  text-decoration: none;
}

.nav-brand:hover {
  text-decoration: none;
}

.nav-brand .prefix {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 300;
  letter-spacing: 2px;
  color: var(--text-tertiary);
}

.nav-brand .wise {
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--accent);
  text-decoration: none;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
  background: linear-gradient(180deg, var(--bg-cream) 0%, var(--bg-cream-mid) 50%, var(--bg-cream) 100%);
}

.hero-decoration {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(224, 138, 20, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-icon {
  width: 140px;
  height: 140px;
  border-radius: 32px;
  box-shadow: 0 8px 32px rgba(224, 138, 20, 0.15), 0 2px 8px rgba(0, 0, 0, 0.08);
  margin-bottom: 32px;
  transition: transform 0.3s;
}

.hero-icon:hover {
  transform: scale(1.05);
}

.hero-title {
  display: flex;
  align-items: baseline;
  gap: 0;
  margin-bottom: 16px;
}

.hero-title .prefix {
  font-family: var(--font-sans);
  font-size: 44px;
  font-weight: 300;
  letter-spacing: 4px;
  color: var(--text-tertiary);
}

.hero-title .wise {
  font-family: var(--font-sans);
  font-size: 56px;
  font-weight: 800;
  color: var(--accent);
}

.hero-tagline {
  font-size: 18px;
  color: var(--text-secondary);
  text-align: center;
  max-width: 480px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-badge {
  display: inline-block;
  transition: transform 0.2s, filter 0.2s;
}

.hero-badge:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
  text-decoration: none;
}

.hero-badge img {
  height: 54px;
  width: auto;
}

/* ===== Screenshot Showcase ===== */
.showcase {
  padding: 80px 0 60px;
  overflow: hidden;
}

.showcase .section-title {
  padding: 0 24px;
}

.showcase-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.showcase-scroll::-webkit-scrollbar {
  display: none;
}

.showcase-track {
  display: flex;
  gap: 28px;
  padding: 0 max(24px, calc((100vw - 1100px) / 2));
  padding-bottom: 12px;
}

.showcase-item {
  flex: 0 0 auto;
  text-align: center;
}

.showcase-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}

.device-frame {
  position: relative;
  width: 220px;
  background: #1A1A1A;
  border-radius: 28px;
  padding: 10px 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18), 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

.device-frame:hover {
  transform: translateY(-6px);
}

.device-notch {
  width: 80px;
  height: 6px;
  background: #2A2A2A;
  border-radius: 3px;
  margin: 0 auto 6px;
}

.device-frame img {
  width: 100%;
  border-radius: 18px;
  display: block;
}

/* ===== Section Titles ===== */
.section-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 48px;
}

/* ===== Features ===== */
.features {
  padding: 80px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  position: relative;
  padding: 28px 24px;
  border-radius: var(--card-radius);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  box-shadow: var(--card-shadow);
  transition: transform 0.25s, box-shadow 0.25s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(224, 138, 20, 0.12);
}

.feature-card .card-icon {
  font-size: 32px;
  margin-bottom: 14px;
  display: block;
}

.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.pro-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--accent);
  background: rgba(224, 138, 20, 0.08);
  padding: 3px 10px;
  border-radius: 6px;
  margin-top: 12px;
}

/* ===== Pro ===== */
.pro {
  padding: 80px 24px;
  background: linear-gradient(180deg, var(--bg-cream-mid) 0%, var(--bg-cream) 100%);
}

.pro-card {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  padding: 48px 40px;
  background: var(--card-bg);
  border-radius: 24px;
  border: 1px solid rgba(224, 138, 20, 0.12);
  box-shadow: 0 4px 24px rgba(224, 138, 20, 0.08);
}

.pro-card h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
}

.pro-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.pro-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  text-align: left;
}

.pro-column {
  padding: 24px;
  border-radius: 16px;
  background: var(--bg-cream);
}

.pro-column.pro-highlight {
  background: rgba(224, 138, 20, 0.06);
  border: 1px solid rgba(224, 138, 20, 0.15);
}

.pro-column h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-align: center;
}

.pro-highlight h4 {
  color: var(--accent);
}

.pro-column ul {
  list-style: none;
  padding: 0;
}

.pro-column li {
  font-size: 14px;
  color: var(--text-secondary);
  padding: 6px 0;
  padding-left: 24px;
  position: relative;
}

.pro-column li.included::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* ===== Privacy Policy ===== */
.privacy {
  padding: 80px 24px;
  max-width: 760px;
  margin: 0 auto;
}

.privacy h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 8px;
}

.privacy .effective-date {
  font-size: 13px;
  color: var(--text-tertiary);
  text-align: center;
  margin-bottom: 40px;
}

.privacy h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--accent-dark);
  margin-top: 32px;
  margin-bottom: 10px;
}

.privacy p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.privacy strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* ===== Support ===== */
.support {
  padding: 60px 24px;
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.support h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.support p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}

/* ===== Footer ===== */
.footer {
  padding: 40px 24px;
  text-align: center;
  border-top: 1px solid rgba(224, 138, 20, 0.08);
  background: var(--bg-cream-mid);
}

.footer p {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: 4px;
}

.footer-links {
  margin-top: 8px;
}

.footer-links a {
  color: var(--accent);
  font-size: 13px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .pro-comparison {
    grid-template-columns: 1fr;
  }

  .hero-title .prefix {
    font-size: 28px;
    letter-spacing: 2px;
  }

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

  .hero-tagline {
    font-size: 16px;
  }

  .hero {
    padding: 100px 20px 60px;
  }

  .section-title {
    font-size: 22px;
  }

  .features, .privacy, .pro, .showcase {
    padding: 60px 0;
  }

  .features, .privacy, .pro {
    padding-left: 20px;
    padding-right: 20px;
  }

  .device-frame {
    width: 180px;
    border-radius: 22px;
    padding: 8px 6px;
  }

  .device-frame img {
    border-radius: 14px;
  }

  .showcase-track {
    gap: 20px;
    padding: 0 20px;
    padding-bottom: 8px;
  }

  .pro-card {
    padding: 32px 24px;
  }
}

@media (max-width: 480px) {
  .nav-links {
    display: none;
  }

  .hero-icon {
    width: 100px;
    height: 100px;
    border-radius: 24px;
    margin-bottom: 24px;
  }

  .hero-title .prefix {
    font-size: 22px;
  }

  .hero-title .wise {
    font-size: 30px;
  }

  .hero {
    padding: 90px 16px 48px;
    min-height: auto;
  }

  .feature-card {
    padding: 20px 18px;
  }
}