:root {
  --bg: #f6efc3;
  --bg-soft: #fbf5d9;
  --card: rgba(255,255,255,0.44);
  --text: #4e3810;
  --muted: #7d6330;
  --primary: #f3bb23;
  --primary-deep: #da9e09;
  --border: rgba(229, 183, 45, 0.55);
  --shadow: 0 18px 40px rgba(196, 144, 13, 0.14);
  --radius: 26px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(180deg, #f7f1ca 0%, #f3ecbf 100%);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.section { padding: 82px 0; position: relative; }
.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--primary-deep);
  margin-bottom: 12px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(247, 241, 202, 0.86);
  border-bottom: 1px solid rgba(229, 183, 45, 0.16);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
}
.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: var(--shadow);
}
.nav {
  display: flex;
  gap: 24px;
  font-weight: 600;
  color: var(--muted);
}
.nav a:hover { color: var(--text); }

.hero {
  position: relative;
  overflow: hidden;
  padding: 90px 0 76px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 44px;
  align-items: center;
}
.hero-copy h1,
.delete-copy h1 {
  font-size: clamp(2.2rem, 4vw, 4.4rem);
  line-height: 1.02;
  margin: 0 0 18px;
}
.hero-copy p,
.section-head p,
.feature-card p,
.caution-box p,
.download-box p,
.delete-copy p,
.note,
.form-message {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 26px 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  min-height: 54px;
  padding: 0 22px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(145deg, #ffc82a, #e7a911);
  color: white;
  box-shadow: var(--shadow);
}
.btn-secondary {
  border-color: var(--border);
  background: rgba(255,255,255,0.36);
}
.btn-block { width: 100%; }
.quick-points {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}
.quick-points li {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.3);
  border-radius: 16px;
  padding: 14px 16px;
  font-weight: 600;
}
.card-frame {
  border: 1px solid rgba(242, 188, 36, 0.45);
  background: rgba(255,255,255,0.25);
  border-radius: 34px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-visual {
  padding: 18px;
}
.hero-visual img {
  width: 100%;
  border-radius: 22px;
}
.small-frame {
  max-width: 320px;
  margin-left: auto;
  padding: 14px;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  opacity: .6;
  background: radial-gradient(circle at 30% 30%, #ffd95c 0%, #efc234 64%, rgba(239,194,52,0.08) 100%);
}
.orb-left { width: 340px; height: 340px; left: -130px; top: 20px; }
.orb-right { width: 420px; height: 420px; right: -180px; bottom: -120px; border-radius: 38% 62% 50% 50%; }

.section-head { max-width: 760px; margin-bottom: 28px; }
.section-head h2,
.highlight-card h2,
.download-box h2,
.caution-box h2 {
  font-size: clamp(1.8rem, 3vw, 3rem);
  margin: 0 0 14px;
}
.feature-grid,
.highlight-grid,
.delete-grid {
  display: grid;
  gap: 24px;
}
.feature-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
.feature-card,
.highlight-card,
.download-box,
.caution-box,
.form-panel {
  border-radius: var(--radius);
  background: rgba(255,255,255,0.34);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.feature-card { padding: 24px; }
.feature-card h3 { margin: 0 0 10px; font-size: 1.2rem; }
.highlight-section { padding-top: 10px; }
.highlight-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
.highlight-card { padding: 28px; }
.sample-list { display: grid; gap: 12px; margin: 18px 0; }
.sample-list div,
.steps li {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255,255,255,0.44);
  border: 1px solid rgba(229, 183, 45, 0.34);
}
.steps { margin: 18px 0 0; padding-left: 20px; display: grid; gap: 12px; }
.download-box {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  gap: 26px;
  padding: 30px;
}
.package-text {
  font-size: .92rem;
  margin-top: 12px;
  word-break: break-all;
}
.caution-box { padding: 30px; }
.site-footer {
  padding: 34px 0 44px;
  border-top: 1px solid rgba(229, 183, 45, 0.18);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr .8fr .8fr;
  gap: 20px;
}
.footer-grid h3,
.footer-grid h4 { margin-top: 0; }
.footer-grid p { color: var(--muted); }

.delete-page { min-height: calc(100vh - 76px); }
.delete-grid { grid-template-columns: 1.1fr .9fr; align-items: start; }
.delete-alert {
  margin-top: 22px;
  padding: 18px 20px;
  border-radius: 18px;
  background: rgba(255,255,255,0.42);
  border: 1px solid var(--border);
}
.delete-alert p { margin-bottom: 0; }
.form-panel { padding: 28px; }
.delete-form { display: grid; gap: 12px; }
.delete-form label { font-weight: 700; }
.delete-form input {
  width: 100%;
  min-height: 54px;
  border-radius: 16px;
  border: 1px solid rgba(207, 166, 47, 0.55);
  background: rgba(255,255,255,0.75);
  padding: 0 16px;
  font: inherit;
}
.captcha-row {
  display: grid;
  grid-template-columns: 1fr 140px;
  gap: 12px;
}
.captcha-box {
  min-height: 54px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #ffe89e, #f1c95a);
  border: 1px solid rgba(207, 166, 47, 0.8);
  font-weight: 800;
  letter-spacing: .2em;
  user-select: none;
  box-shadow: inset 0 0 30px rgba(255,255,255,.28);
}
.link-btn {
  justify-self: start;
  border: 0;
  background: transparent;
  color: var(--primary-deep);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
}
.form-message { min-height: 28px; margin: 0; }

@media (max-width: 900px) {
  .nav { display: none; }
  .hero-grid,
  .highlight-grid,
  .download-box,
  .delete-grid,
  .footer-grid,
  .feature-grid { grid-template-columns: 1fr; }
  .small-frame { margin: 0; }
}

@media (max-width: 560px) {
  .hero { padding-top: 56px; }
  .section { padding: 62px 0; }
  .captcha-row { grid-template-columns: 1fr; }
  .brand { font-size: 1rem; }
}