/* Aether Studio LP — sober, store-owner friendly tone */

:root {
  --ink: #1a1a1a;
  --sub: #6b6b6b;
  --line: #e5e5e5;
  --paper: #faf8f3;
  --paper-2: #f3efe6;
  --accent: #2a4a3a;
  --accent-soft: #d8e2db;
  --highlight: #c8a45c;
  --white: #ffffff;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 400;
  color: var(--ink);
  background: var(--white);
  letter-spacing: 0.02em;
  line-height: 1.85;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: "Noto Serif JP", serif;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.5;
  margin: 0;
}

p { margin: 0; }
ul, ol { margin: 0; padding-left: 1.2em; }
li { margin-bottom: 0.5em; }

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

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}
.brand {
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  letter-spacing: 0.18em;
  font-weight: 600;
}
.header-cta {
  font-size: 13px;
  color: var(--sub);
  border: 1px solid var(--line);
  padding: 8px 16px;
  border-radius: 999px;
  transition: all 0.2s;
}
.header-cta:hover {
  color: var(--ink);
  border-color: var(--ink);
}

/* Hero */
.hero {
  padding: 96px 0 80px;
  background: linear-gradient(180deg, var(--paper) 0%, var(--white) 100%);
  text-align: center;
}
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.4em;
  color: var(--sub);
  margin-bottom: 24px;
  text-transform: none;
}
.section-eyebrow {
  font-size: 12px;
  letter-spacing: 0.4em;
  color: var(--sub);
  margin-bottom: 16px;
  text-align: center;
}
.hero-title {
  font-size: 36px;
  margin-bottom: 28px;
  line-height: 1.5;
}
.hero-lead {
  font-size: 16px;
  color: var(--sub);
  max-width: 620px;
  margin: 0 auto 32px;
  line-height: 2;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 40px;
}
.badge {
  font-size: 12px;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: var(--sub);
  letter-spacing: 0.08em;
}
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Proof Bar */
.proof-bar {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.proof-bar-inner {
  text-align: center;
}
.proof-stat {
  font-size: 14px;
  color: var(--sub);
  letter-spacing: 0.02em;
}
.proof-stat strong {
  color: var(--accent);
  font-weight: 500;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  font-size: 14px;
  letter-spacing: 0.1em;
  border-radius: 4px;
  transition: all 0.2s;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--ink);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--accent);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover {
  border-color: var(--ink);
}
.btn-lg {
  padding: 18px 40px;
  font-size: 15px;
}

/* Intro */
.intro {
  padding: 72px 0;
  background: var(--white);
  text-align: center;
}
.intro-line {
  font-size: 16px;
  color: var(--sub);
  margin-bottom: 24px;
  line-height: 2;
}
.intro-line strong {
  color: var(--ink);
  font-weight: 500;
}

/* Plans */
.plans {
  padding: 88px 0;
  background: var(--paper);
}
.section-title {
  font-size: 26px;
  text-align: center;
  margin-bottom: 56px;
}
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.plan-grid--two {
  grid-template-columns: repeat(2, 1fr);
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}
.plan-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s, box-shadow 0.25s;
}
.plan-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px -22px rgba(0,0,0,0.25);
}
.plan-card--highlight {
  border-color: var(--accent);
  border-width: 2px;
  background: var(--white);
}
.plan-ribbon {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--white);
  font-size: 12px;
  letter-spacing: 0.16em;
  padding: 6px 18px;
  border-radius: 999px;
}
.plan-head {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.plan-tag {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--sub);
  margin-bottom: 12px;
}
.plan-name {
  font-size: 20px;
  margin-bottom: 18px;
}
.plan-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.price-amount {
  font-family: "Noto Serif JP", serif;
  font-size: 30px;
  font-weight: 600;
  color: var(--ink);
}
.price-unit {
  font-size: 13px;
  color: var(--sub);
}
.plan-body {
  flex: 1;
  margin-bottom: 24px;
}
.plan-body h4 {
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 12px;
  margin-top: 18px;
}
.plan-body h4:first-child { margin-top: 0; }
.plan-body ul,
.plan-body ol {
  font-size: 14px;
  color: var(--sub);
  line-height: 1.85;
  padding-left: 1.1em;
}
.plan-note {
  margin-top: 18px;
  font-size: 13px;
  color: var(--sub);
  background: var(--paper-2);
  padding: 12px 14px;
  border-radius: 4px;
  line-height: 1.7;
}
.plans-note {
  margin-top: 32px;
  font-size: 13px;
  color: var(--sub);
  text-align: center;
  line-height: 1.8;
}
.plan-cta {
  display: block;
  text-align: center;
  background: var(--ink);
  color: var(--white);
  padding: 14px;
  border-radius: 4px;
  font-size: 14px;
  letter-spacing: 0.1em;
  transition: background 0.2s;
}
.plan-cta:hover { background: var(--accent); }

/* Trust */
.trust {
  padding: 88px 0;
  background: var(--white);
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 32px;
}
.trust-item {
  text-align: center;
  padding: 32px 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.trust-num {
  font-family: "Noto Serif JP", serif;
  font-size: 42px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 12px;
  line-height: 1;
}
.trust-num span {
  font-size: 16px;
  color: var(--sub);
  margin-left: 4px;
  font-weight: 400;
}
.trust-text {
  font-size: 14px;
  color: var(--sub);
  line-height: 1.85;
}

/* Contact */
.contact {
  padding: 88px 0;
  background: var(--paper);
  text-align: center;
}
.contact-lead {
  font-size: 15px;
  color: var(--sub);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 2;
}
.contact-sub {
  font-size: 13px;
  color: var(--sub);
  margin-top: 24px;
}

/* Footer */
.site-footer {
  background: var(--ink);
  color: #d0d0c8;
  padding: 56px 0 32px;
  font-size: 13px;
  line-height: 1.85;
}
.footer-row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 28px;
  border-bottom: 1px solid #333;
  margin-bottom: 24px;
}
.footer-name {
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  letter-spacing: 0.16em;
  color: var(--white);
  margin-bottom: 8px;
}
.footer-owner {
  color: #a8a89e;
  font-size: 13px;
}
.footer-info p { margin-bottom: 4px; }
.footer-info a { color: var(--white); border-bottom: 1px solid #555; }
.footer-info a:hover { border-color: var(--white); }

.footer-legal {
  font-size: 12px;
  color: #9a9a90;
  margin-bottom: 24px;
  line-height: 1.9;
}
.footer-legal p { margin-bottom: 6px; }
.footer-legal a { color: #d0d0c8; border-bottom: 1px dotted #666; }
.footer-legal strong { color: var(--white); font-weight: 500; }
.footer-law { font-size: 11px; color: #7a7a72; margin-top: 8px; }

.copyright {
  font-size: 11px;
  color: #6a6a62;
  letter-spacing: 0.1em;
  text-align: center;
}

/* Responsive */
@media (max-width: 880px) {
  .plan-grid { grid-template-columns: 1fr; gap: 20px; }
  .plan-grid--two { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; gap: 20px; }
  .cap-grid { grid-template-columns: 1fr !important; gap: 16px; }
  .pain-list { grid-template-columns: 1fr; gap: 12px; }
  .hero-title { font-size: 28px; }
  .section-title { font-size: 22px; }
  .hero { padding: 64px 0 56px; }
  .plans, .contact { padding: 64px 0; }
  .pain-points, .capabilities, .strengths, .about, .values, .flow { padding: 64px 0; }
  .plan-card { padding: 28px 22px; }
  .footer-row { flex-direction: column; }
  .price-amount { font-size: 26px; }
  .trust-num { font-size: 36px; }
  .about-inner { flex-direction: column; align-items: center; gap: 24px; }
  .about-photo { width: 130px; height: 162px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 24px; }
  .hero-lead { font-size: 15px; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }
  .container { padding: 0 18px; }
  .values-item { flex-direction: column; gap: 8px; }
  .cap-note { text-align: left; }
}

/* Hero price note */
.hero-price-note {
  font-size: 14px;
  color: var(--sub);
  letter-spacing: 0.06em;
  margin-bottom: 28px;
}

/* Pain Points */
.pain-points {
  padding: 80px 0;
  background: var(--paper);
}

.pain-list {
  list-style: none;
  padding: 0;
  max-width: 720px;
  margin: 0 auto 40px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.pain-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px 18px;
}

.pain-icon {
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.pain-item p {
  font-size: 14px;
  color: var(--sub);
  line-height: 1.75;
}

.pain-note {
  text-align: center;
  font-size: 15px;
  color: var(--ink);
  line-height: 2;
}

/* Capabilities */
.capabilities {
  padding: 80px 0;
  background: var(--white);
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.cap-item {
  background: var(--paper);
  border-radius: 8px;
  padding: 28px 24px;
}

.cap-title {
  font-size: 15px;
  font-family: "Noto Serif JP", serif;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.cap-item ul {
  font-size: 14px;
  color: var(--sub);
  line-height: 1.85;
  padding-left: 1.1em;
}

.cap-note {
  background: var(--paper-2);
  border-radius: 8px;
  padding: 20px 24px;
  font-size: 13px;
  color: var(--sub);
  line-height: 1.85;
  text-align: center;
}

/* Strengths */
.strengths {
  padding: 80px 0;
  background: var(--paper);
}

.strength-list {
  list-style: none;
  padding: 0;
  max-width: 640px;
  margin: 0 auto 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.strength-list li {
  font-size: 15px;
  color: var(--ink);
  line-height: 1.85;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  padding-left: 1.4em;
  position: relative;
  margin-bottom: 0;
}

.strength-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

.strength-note {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px 24px;
  max-width: 640px;
  margin: 0 auto;
  font-size: 14px;
  color: var(--sub);
  line-height: 1.85;
  text-align: center;
}

/* About section */
.about {
  padding: 80px 0;
  background: #fff;
}

.about-inner {
  display: flex;
  gap: 48px;
  align-items: flex-start;
  max-width: 800px;
  margin: 32px auto 0;
}

.about-photo-wrap {
  flex-shrink: 0;
}

.about-photo {
  width: 160px;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.about-body {
  flex: 1;
}

.about-body p {
  font-size: 1rem;
  line-height: 1.9;
  color: #444;
  margin-bottom: 1.2em;
}

/* Values */
.values {
  padding: 80px 0;
  background: var(--paper);
}

.values-list {
  list-style: none;
  padding: 0;
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.values-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: 0;
}

.values-item:last-child {
  border-bottom: none;
}

.values-marker {
  flex-shrink: 0;
  font-family: "Noto Serif JP", serif;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-top: 4px;
  min-width: 24px;
}

.values-title {
  font-size: 16px;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 6px;
}

.values-desc {
  font-size: 14px;
  color: var(--sub);
  line-height: 1.85;
}

/* Flow section */
.flow {
  padding: 80px 0;
  background: #fff;
}

.flow-list {
  list-style: none;
  padding: 0;
  margin: 40px auto 0;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.flow-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.flow-step {
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #8b6f47;
  background: #f0e8dc;
  padding: 4px 10px;
  border-radius: 4px;
  margin-top: 4px;
}

.flow-title {
  font-size: 1rem;
  font-weight: 600;
  color: #222;
  margin: 0 0 6px;
}

.flow-desc {
  font-size: 0.95rem;
  line-height: 1.8;
  color: #555;
  margin: 0;
}