/* -----------------------------------------------------------------------------
   Skin note LP — calm, mature beauty aesthetic (late 20s–30s)
   ----------------------------------------------------------------------------- */

:root {
  --bg: #faf7f5;
  --bg-muted: #f3eeea;
  --surface: #fffcfa;
  --ink: #2c2624;
  --ink-soft: #5c5450;
  --line: #e8dfd8;
  --accent: #b76e79;
  --accent-deep: #8f4f5a;
  --accent-soft: #c9a0a8;
  --sage: #7d8f7c;
  --sage-bg: #eef3ee;
  --shadow: 0 22px 50px rgba(44, 38, 36, 0.08);
  --shadow-soft: 0 12px 30px rgba(44, 38, 36, 0.06);
  --radius: 20px;
  --radius-sm: 12px;
  --font-display: "Shippori Mincho", "Hiragino Mincho ProN", serif;
  --font-body: "Zen Kaku Gothic New", "Hiragino Sans", sans-serif;
  --container: 1120px;
  --header-h: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink-soft);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

strong {
  color: var(--ink);
  font-weight: 700;
}

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.narrow {
  width: min(100% - 40px, 720px);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 245, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(232, 223, 216, 0.6);
  transition: box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.logo span {
  color: var(--accent);
  font-weight: 500;
}

.nav-desktop {
  display: none;
  gap: 1.75rem;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.nav-desktop a:hover {
  color: var(--accent-deep);
}

.header-cta {
  display: none;
}

.menu-toggle {
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  cursor: pointer;
  display: grid;
  place-content: center;
  gap: 7px;
  padding: 0;
  border-radius: 10px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(4.5px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-4.5px) rotate(-45deg);
}

.mobile-nav {
  border-top: 1px solid var(--line);
  background: var(--surface);
  padding-block: 0.75rem 1.25rem;
}

.mobile-nav[hidden] {
  display: none;
}

.mobile-nav-inner {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-nav-inner a {
  padding: 0.65rem 0;
  font-size: 0.95rem;
  border-bottom: 1px solid var(--line);
}

.mobile-nav-inner .btn {
  margin-top: 0.75rem;
  border: none;
  text-align: center;
}

@media (min-width: 900px) {
  .nav-desktop,
  .header-cta {
    display: flex;
  }

  .menu-toggle {
    display: none;
  }

  .mobile-nav {
    display: none !important;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-sm {
  padding: 0.55rem 1.15rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1.05rem 1.85rem;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: #fff;
  box-shadow: 0 14px 32px rgba(143, 79, 90, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 18px 40px rgba(143, 79, 90, 0.35);
}

.btn-secondary {
  background: var(--surface);
  color: var(--accent-deep);
  border-color: rgba(183, 110, 121, 0.35);
}

.btn-secondary:hover {
  background: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: var(--accent-soft);
  color: var(--accent-deep);
}

.btn-block {
  width: 100%;
}

/* Hero */
.hero {
  position: relative;
  padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(3rem, 8vw, 6rem);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 85% 15%, rgba(201, 160, 168, 0.22), transparent 55%),
    radial-gradient(ellipse 70% 50% at 10% 90%, rgba(125, 143, 124, 0.12), transparent 50%),
    var(--bg);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: center;
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

.eyebrow {
  display: inline-block;
  margin: 0 0 0.85rem;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-deep);
  font-weight: 700;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4.2vw, 2.65rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
  margin: 0 0 1.25rem;
  letter-spacing: 0.02em;
}

.hero-title .accent {
  color: var(--accent-deep);
  background: linear-gradient(transparent 64%, rgba(201, 160, 168, 0.35) 64%);
  padding-inline: 0.05em;
}

.hero-lead {
  margin: 0 0 1.75rem;
  font-size: 1.02rem;
  max-width: 34rem;
}

.hero-cta-row {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.cta-note {
  font-size: 0.8rem;
  color: var(--ink-soft);
  opacity: 0.9;
}

.trust-inline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.trust-inline li {
  position: relative;
  padding-left: 1.15rem;
}

.trust-inline li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 3px var(--sage-bg);
}

.trust-centered {
  justify-content: center;
}

/* Hero visual */
.hero-visual {
  position: relative;
  justify-self: center;
  width: min(100%, 420px);
}

.hero-photo-frame {
  position: relative;
  border-radius: calc(var(--radius) + 8px);
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 5;
}

.hero-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.02);
}

.photo-grain {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
  pointer-events: none;
}

.skin-card {
  position: absolute;
  left: -8%;
  bottom: 10%;
  width: min(280px, 86%);
  background: rgba(255, 252, 250, 0.94);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(232, 223, 216, 0.9);
  border-radius: var(--radius-sm);
  padding: 1rem 1.15rem 1.1rem;
  box-shadow: var(--shadow-soft);
}

@media (min-width: 960px) {
  .skin-card {
    left: -12%;
    bottom: 14%;
  }
}

.skin-card-title {
  margin: 0 0 0.75rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  text-transform: uppercase;
}

.skin-metrics {
  margin: 0;
  display: grid;
  gap: 0.55rem;
}

.skin-metrics > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.88rem;
}

.skin-metrics dt {
  margin: 0;
  color: var(--ink);
  font-weight: 500;
}

.skin-metrics dd {
  margin: 0;
}

.stars {
  display: flex;
  gap: 2px;
}

.stars .star {
  font-size: 0.78rem;
  color: var(--line);
  line-height: 1;
}

.stars .star.on {
  color: var(--accent);
}

.pill {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.pill-warm {
  background: rgba(183, 110, 121, 0.15);
  color: var(--accent-deep);
}

.skin-priority {
  margin: 0.85rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.skin-priority strong {
  color: var(--accent-deep);
}

/* Sections */
.section {
  padding: clamp(3.5rem, 8vw, 5.5rem) 0;
}

.section-muted {
  background: var(--bg-muted);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.2vw, 2.1rem);
  font-weight: 600;
  text-align: center;
  color: var(--ink);
  line-height: 1.45;
  margin: 0 auto 2.5rem;
  max-width: 28rem;
}

.accent-soft {
  color: var(--accent-deep);
}

.check-list {
  list-style: none;
  margin: 0 auto 2rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.check-list li {
  position: relative;
  padding: 1rem 1rem 1rem 2.65rem;
  background: var(--surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  color: var(--ink);
  font-size: 0.98rem;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  border-radius: 6px;
  background: var(--sage-bg);
  border: 1px solid rgba(125, 143, 124, 0.35);
}

.closing-copy {
  text-align: center;
  font-size: 1.05rem;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.85;
}

/* Benefits */
.benefit-grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 2.75rem;
}

@media (min-width: 720px) {
  .benefit-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .benefit-wide {
    grid-column: span 2;
  }
}

.benefit-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem 1.6rem 1.6rem;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.benefit-card .num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--accent-soft);
  font-weight: 600;
  letter-spacing: 0.12em;
}

.benefit-card h3 {
  margin: 0.4rem 0 0.5rem;
  font-size: 1.05rem;
  color: var(--ink);
}

.benefit-card p {
  margin: 0;
  font-size: 0.92rem;
}

.diagram {
  display: grid;
  gap: 1rem;
  align-items: stretch;
  max-width: 800px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .diagram {
    grid-template-columns: 1fr auto 1fr;
    gap: 1.25rem;
  }
}

.diagram-col {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.5rem 1.35rem;
  border: 1px solid var(--line);
  text-align: center;
}

.diagram-label {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.diagram-before .diagram-label {
  color: var(--accent-soft);
}

.diagram-after .diagram-label {
  color: var(--sage);
}

.diagram-main {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
}

.diagram-sub {
  margin: 0.4rem 0 0;
  font-size: 0.86rem;
}

.diagram-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
}

.diagram-arrow span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  background: var(--sage-bg);
  color: var(--sage);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.diagram-arrow span::before,
.diagram-arrow span::after {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
  opacity: 0.4;
}

@media (max-width: 767px) {
  .diagram-arrow span::before,
  .diagram-arrow span::after {
    display: none;
  }
}

/* Steps */
.steps {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 1rem;
}

@media (min-width: 900px) {
  .steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }
}

.step {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.35rem 1.25rem;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}

.step-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent-deep);
  margin-bottom: 0.5rem;
}

.step h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  color: var(--ink);
}

.step p {
  margin: 0;
  font-size: 0.88rem;
}

.flow-note {
  text-align: center;
  max-width: 36rem;
  margin: 0 auto;
  font-size: 0.98rem;
}

/* Compare table */
.compare-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
  background: var(--surface);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 520px;
}

.compare-table th,
.compare-table td {
  padding: 1rem 1.15rem;
  text-align: left;
  font-size: 0.92rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.compare-table tbody th {
  width: 28%;
  font-weight: 600;
  color: var(--ink);
  background: var(--bg);
}

.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td {
  border-bottom: none;
}

.highlight-row th,
.highlight-row td {
  background: linear-gradient(90deg, rgba(238, 243, 238, 0.85), rgba(255, 252, 250, 0.5));
}

.highlight-row th {
  color: var(--sage);
}

/* Case */
.case-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.case-header {
  padding: 1.25rem 1.5rem;
  background: linear-gradient(120deg, rgba(201, 160, 168, 0.2), transparent);
  border-bottom: 1px solid var(--line);
}

.case-meta {
  font-weight: 700;
  color: var(--ink);
  font-size: 0.95rem;
}

.case-body {
  padding: 1.5rem;
  display: grid;
  gap: 1.35rem;
}

.case-block h3 {
  margin: 0 0 0.35rem;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.case-block p {
  margin: 0;
  font-size: 0.95rem;
}

.case-priority {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.95rem;
}

.case-priority li {
  margin-bottom: 0.35rem;
}

.case-tagline {
  margin: 0;
  padding: 1rem 1.5rem 1.35rem;
  font-size: 0.9rem;
  text-align: center;
  background: var(--bg-muted);
  color: var(--ink-soft);
}

/* Voices */
.voice-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 800px) {
  .voice-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.voice-card {
  margin: 0;
  padding: 1.5rem 1.35rem;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}

.voice-card p {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  color: var(--ink);
  line-height: 1.8;
}

.voice-card footer {
  font-size: 0.78rem;
  color: var(--ink-soft);
}

/* Pricing */
.pricing-grid {
  display: grid;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 800px) {
  .pricing-grid {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }
}

.price-card {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 2rem 1.75rem 1.75rem;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
}

.price-card-featured {
  border-color: rgba(183, 110, 121, 0.45);
  box-shadow: 0 20px 45px rgba(143, 79, 90, 0.12);
}

.plan-badge {
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 0.65rem;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  background: var(--sage-bg);
  color: var(--sage);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.price-card h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--ink);
}

.price {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: 2.35rem;
  font-weight: 600;
  color: var(--accent-deep);
}

.price .currency {
  font-size: 1.1rem;
  margin-right: 0.15rem;
}

.price .from {
  font-size: 1rem;
  font-weight: 500;
  opacity: 0.85;
}

.price-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  flex: 1;
}

.price-list li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: 0.55rem;
  font-size: 0.92rem;
}

.price-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-soft);
}

.pricing-note {
  text-align: center;
  font-size: 0.9rem;
  margin: 0;
  color: var(--ink-soft);
}

/* FAQ */
.faq-list {
  display: grid;
  gap: 0.65rem;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0 1rem;
  box-shadow: var(--shadow-soft);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  color: var(--ink);
  padding: 1.1rem 0;
  position: relative;
  padding-right: 2rem;
  font-size: 0.95rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--accent);
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq-item p {
  margin: 0;
  padding: 0 0 1.1rem;
  font-size: 0.92rem;
}

/* CTA final */
.cta-final {
  padding-bottom: clamp(4rem, 10vw, 6rem);
}

.cta-box {
  background: linear-gradient(160deg, var(--surface) 0%, #fff 40%, rgba(238, 243, 238, 0.45) 100%);
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: clamp(2rem, 5vw, 3rem);
  text-align: center;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 1.95rem);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
  margin: 0 0 1rem;
}

.cta-lead {
  margin: 0 auto 1.75rem;
  max-width: 28rem;
  font-size: 0.98rem;
}

.cta-box .hero-cta-row {
  align-items: center;
}

.cta-fineprint {
  margin: 1.5rem 0 0;
  font-size: 0.72rem;
  color: var(--ink-soft);
  opacity: 0.85;
}

/* Footer */
.site-footer {
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--line);
  background: var(--bg-muted);
}

.footer-inner {
  text-align: center;
}

.footer-logo {
  margin: 0 0 0.5rem;
}

.copyright {
  margin: 0;
  font-size: 0.78rem;
  color: var(--ink-soft);
}

/* Fade in (JS) */
.fade-in {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.65s ease, transform 0.65s ease;
  transition-delay: var(--delay, 0s);
}

.fade-in.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.hide-mobile {
  display: none;
}

@media (min-width: 600px) {
  .hide-mobile {
    display: inline;
  }
}