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

:root {
  --bg:           #ffffff;
  --bg-tint:      #faf8ff;
  --surface:      #f3f0fd;
  --border:       #e8e2f8;
  --border-soft:  #f0ecfd;

  --purple:       #7c3aed;
  --purple-m:     #a78bfa;
  --purple-pale:  #ede9fe;
  --purple-light: #f5f3ff;

  --pink:         #db2777;
  --pink-m:       #f472b6;
  --pink-pale:    #fce7f3;
  --pink-light:   #fdf4fb;

  --mint:         #059669;
  --mint-m:       #6ee7b7;
  --mint-pale:    #d1fae5;
  --mint-light:   #f0fdf9;

  --text:         #1e1b4b;
  --text-mid:     #4c4880;
  --muted:        #7c7aaa;

  --grad:         linear-gradient(135deg, #a78bfa, #f472b6);
  --grad-btn:     linear-gradient(135deg, #7c3aed, #db2777);

  --ease:         cubic-bezier(0.4, 0, 0.2, 1);
  --radius:       16px;
  --radius-sm:    10px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 28px;
}

.text-grad {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 50px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease), opacity 0.22s;
  white-space: nowrap;
}
.btn--sm  { padding: 9px 20px; font-size: 0.8rem; }
.btn--lg  { padding: 17px 40px; font-size: 1rem; }

.btn--primary {
  background: var(--grad-btn);
  color: #fff;
  box-shadow: 0 4px 20px rgba(124,58,237,0.25);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124,58,237,0.35);
}

.btn--ghost {
  background: transparent;
  color: var(--text-mid);
  border: 1.5px solid var(--border);
}
.btn--ghost:hover {
  border-color: var(--purple-m);
  color: var(--purple);
}

.btn--x {
  background: var(--text);
  color: #fff;
}
.btn--x:hover { opacity: 0.85; transform: translateY(-1px); }

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background 0.3s, border-color 0.3s, padding 0.3s, box-shadow 0.3s;
}
.header.scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-soft);
  box-shadow: 0 1px 20px rgba(124,58,237,0.06);
  padding: 12px 0;
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: 'M PLUS Rounded 1c', 'Noto Sans JP', sans-serif;
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  color: var(--text);
  white-space: nowrap;
  flex-shrink: 0;
}
.logo-accent {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.header-actions { display: flex; align-items: center; gap: 10px; }

/* ===== HERO ===== */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(160deg, #fdfcff 0%, #f8f4ff 50%, #fef1f8 100%);
}
.hero-deco { position: absolute; inset: 0; pointer-events: none; }
.deco-circle {
  position: absolute;
  border-radius: 50%;
}
.deco-circle--a {
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(167,139,250,0.18) 0%, transparent 70%);
  top: -200px; left: -200px;
}
.deco-circle--b {
  width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(244,114,182,0.14) 0%, transparent 70%);
  bottom: -150px; right: -150px;
}
.deco-circle--c {
  width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(110,231,183,0.12) 0%, transparent 70%);
  top: 40%; left: 60%;
}

.hero-body {
  position: relative;
  text-align: center;
  padding: 110px 28px 72px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  background: var(--purple-pale);
  color: var(--purple);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 50px;
  letter-spacing: 0.08em;
  margin-bottom: 28px;
}
.hero-title {
  font-family: 'M PLUS Rounded 1c', 'Noto Sans JP', sans-serif;
  font-size: clamp(3rem, 10vw, 6rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--text);
}
.hero-tagline {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--muted);
  line-height: 2;
  margin-bottom: 44px;
  font-weight: 500;
}

/* ===== SECTIONS ===== */
.section { padding: 96px 0; }
.section--tinted { background: var(--bg-tint); }

.sec-eyebrow {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.5em;
  color: var(--purple-m);
  text-align: center;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.sec-title {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.3;
  text-align: center;
  margin-bottom: 16px;
  color: var(--text);
}
.sec-title-sm {
  font-size: clamp(1.3rem, 3vw, 1.75rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  text-align: center;
  margin-bottom: 12px;
  color: var(--text);
}
.sec-lead {
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.9;
  margin-bottom: 52px;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 820px;
  margin: 0 auto 28px;
}
.about-card {
  background: #fff;
  border: 1.5px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s;
}
.about-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(124,58,237,0.09);
  border-color: var(--border);
}
.about-card__icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.about-card__icon--purple  { background: var(--purple-pale); color: var(--purple); }
.about-card__icon--pink    { background: var(--pink-pale);   color: var(--pink); }
.about-card__icon--mint    { background: var(--mint-pale);   color: var(--mint); }
.about-card__icon--lavender{ background: var(--purple-pale); color: var(--purple); }

.about-card__title {
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.about-card__desc {
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.75;
}
.about-note {
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 8px;
}

/* ===== TARGETS ===== */
.targets-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: stretch;
}

.target-block {
  background: #fff;
  border: 1.5px solid var(--border-soft);
  border-radius: 20px;
  overflow: hidden;
}

.target-block__head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 32px;
}
.target-block--pink  .target-block__head { background: var(--pink-pale); }
.target-block--purple .target-block__head { background: var(--purple-pale); }

.target-block__num {
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  opacity: 0.35;
}
.target-block--pink  .target-block__num  { color: var(--pink); }
.target-block--purple .target-block__num { color: var(--purple); }

.target-block__title {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  font-weight: 700;
  line-height: 1.45;
}
.target-block--pink  .target-block__title { color: var(--pink); }
.target-block--purple .target-block__title { color: var(--purple); }

/* solve list (step rows) */
.solve-list {
  display: flex;
  flex-direction: column;
}
.solve-item {
  display: grid;
  grid-template-columns: 24px 1fr 16px 1fr;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--border-soft);
}
.solve-item__num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 0.68rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.target-block--pink   .solve-item__num { background: var(--pink-pale);   color: var(--pink); }
.target-block--purple .solve-item__num { background: var(--purple-pale); color: var(--purple); }

.solve-item__qtext {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.6;
}
.solve-item__arr {
  text-align: center;
  font-size: 0.8rem;
  flex-shrink: 0;
  color: var(--muted);
}
.target-block--pink   .solve-item__arr { color: var(--pink-m); }
.target-block--purple .solve-item__arr { color: var(--purple-m); }

.solve-item__atext {
  font-size: 0.8rem;
  color: var(--text-mid);
  font-weight: 500;
  line-height: 1.6;
}

/* ===== DISCORD CTA ===== */
.cta-box {
  background: linear-gradient(150deg, var(--purple-light), var(--pink-light));
  border: 1.5px solid var(--border-soft);
  border-radius: 24px;
  padding: 64px 48px;
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}
.cta-title {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  color: var(--text);
}
.cta-desc {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 40px;
}
.cta-note {
  margin-top: 16px;
  font-size: 0.75rem;
  color: var(--muted);
}

.zones {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}
.zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1.5px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 20px 28px;
  min-width: 150px;
}
.zone-arrow {
  color: var(--muted);
  flex-shrink: 0;
}
.zone-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 50px;
  letter-spacing: 0.04em;
}
.zone--mint   { background: var(--mint-pale);   color: var(--mint); }
.zone--purple { background: var(--purple-pale); color: var(--purple); }
.zone--pink   { background: var(--pink-pale);   color: var(--pink); }
.zone-range   { font-size: 0.83rem; font-weight: 700; color: var(--text-mid); }

/* ===== CONTACT ===== */
.contact-wrap { text-align: center; }
.contact-desc {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 28px;
}
.contact-note {
  margin-top: 20px;
  font-size: 0.75rem;
  color: var(--muted);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border-soft);
  padding: 32px 0 24px;
}
.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 28px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-links { display: flex; gap: 28px; }
.footer-links a { font-size: 0.78rem; color: var(--muted); transition: color 0.2s; }
.footer-links a:hover { color: var(--text); }
.footer-copy {
  text-align: center;
  font-size: 0.72rem;
  color: var(--muted);
  padding: 20px 28px 0;
  border-top: 1px solid var(--border-soft);
}

/* ===== FADE-IN ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ===== ABOUT SERVICE TAGS ===== */
.about-tag {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 11px;
  border-radius: 50px;
  letter-spacing: 0.03em;
}
.about-tag--free { background: var(--mint-pale);   color: var(--mint); }
.about-tag--paid { background: var(--purple-pale); color: var(--purple); }

.about-pricing-note {
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 24px;
  line-height: 1.8;
}
.about-pricing-note strong { color: var(--purple); font-weight: 700; }

/* ===== ABOUT CARD WIDE ===== */
.about-card--wide {
  grid-column: 1 / -1;
  display: flex;
  align-items: flex-start;
  gap: 20px;
}
.about-card--wide .about-card__icon {
  flex-shrink: 0;
  margin-bottom: 0;
}

/* ===== WHY SECTION ===== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}
.why-card {
  background: #fff;
  border: 1.5px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s;
}
.why-card--featured {
  border-color: var(--pink-m);
  box-shadow: 0 4px 24px rgba(219,39,119,0.08);
}
.why-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(124,58,237,0.09);
  border-color: var(--border);
}
.why-card--featured:hover {
  box-shadow: 0 12px 40px rgba(219,39,119,0.12);
  border-color: var(--pink-m);
}
.why-card__icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  flex-shrink: 0;
}
.why-card__icon--purple { background: var(--purple-pale); color: var(--purple); }
.why-card__icon--pink   { background: var(--pink-pale);   color: var(--pink); }
.why-card__icon--mint   { background: var(--mint-pale);   color: var(--mint); }
.why-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.55;
}
.why-card__desc {
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.75;
  flex: 1;
}
.why-card__tag {
  display: block;
  margin-top: 16px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--pink);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 720px) {
  /* Header */
  .header-actions .btn--ghost { display: none !important; }

  /* Hero */
  .hero-body { padding: 88px 20px 56px; }
  .hero-body .btn--lg { display: flex; width: 100%; max-width: 360px; margin: 0 auto; white-space: normal; justify-content: center; }

  /* About */
  .about-grid   { grid-template-columns: 1fr; }
  .about-card--wide { flex-direction: column; gap: 0; }
  .about-card--wide .about-card__icon { margin-bottom: 16px; }

  /* Targets */
  .targets-grid { grid-template-columns: 1fr; }
  .target-block__head { padding: 20px 20px; }

  /* Solve items — 4-column → 2-row layout */
  .solve-item {
    grid-template-columns: 24px 1fr;
    grid-template-rows: auto auto;
    row-gap: 6px;
    column-gap: 8px;
  }
  .solve-item__arr {
    display: none; /* hide the → arrow on mobile */
  }
  .solve-item__atext {
    grid-column: 1 / -1; /* answer spans full width */
    padding-left: 4px;
    color: var(--text-mid);
  }

  /* Zones */
  .zones        { flex-direction: column; }
  .zone-arrow   { transform: rotate(90deg); }

  /* CTA / Why / Footer */
  .cta-box      { padding: 40px 24px; }
  .why-grid     { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-links { flex-direction: column; gap: 10px; }
}