/* ================================================
   書楽（しょらく）- メインスタイルシート
   Design: 上品・誠実・和モダン・信頼感
   Color: #2F4F6F / #F7F3ED / #2B2B2B / #B74E3A
================================================ */

/* --------------------------------
   Custom Properties
-------------------------------- */
:root {
  /* Colors */
  --clr-main:        #2F4F6F;
  --clr-main-hover:  #3D6080;
  --clr-main-dark:   #1E3448;
  --clr-bg:          #FFFFFF;
  --clr-bg-warm:     #F7F3ED;
  --clr-text:        #2B2B2B;
  --clr-text-mid:    #4A4A4A;
  --clr-text-light:  #6B6B6B;
  --clr-accent:      #B74E3A;
  --clr-accent-hover:#9E3C2A;
  --clr-border:      #E5DFDA;
  --clr-border-mid:  #CEC8C1;
  --clr-shadow:      rgba(47, 79, 111, 0.08);

  /* Typography */
  --font-serif: 'Noto Serif JP', 'Yu Mincho', '游明朝', serif;
  --font-sans:  'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;

  /* Spacing */
  --section-py:     clamp(4rem, 8vw, 7rem);
  --container-max:  1100px;
  --container-px:   clamp(1.25rem, 4vw, 2.5rem);

  /* Header height */
  --header-h: 72px;

  /* Transitions */
  --tr:      0.3s ease;
  --tr-slow: 0.65s cubic-bezier(0.4, 0, 0.2, 1);

  /* Radius */
  --radius:    4px;
  --radius-lg: 10px;
}


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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--clr-text);
  background-color: var(--clr-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* Skip link (accessibility) */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  background: var(--clr-main);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 0 0 var(--radius) var(--radius);
  font-size: 0.875rem;
  transition: top var(--tr);
}
.skip-link:focus {
  top: 0;
}


/* --------------------------------
   Layout Utilities
-------------------------------- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

.section {
  padding-block: var(--section-py);
}

.section--warm {
  background-color: var(--clr-bg-warm);
}

.section--dark {
  background-color: var(--clr-main);
  color: #fff;
}


/* --------------------------------
   Section Heading
-------------------------------- */
.section-heading {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  color: var(--clr-accent);
  font-family: var(--font-sans);
  margin-bottom: 0.75rem;
}

.section-label--light {
  color: rgba(255,255,255,0.65);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 600;
  color: var(--clr-main);
  line-height: 1.45;
  letter-spacing: 0.02em;
}

.section-title--light {
  color: #fff;
}

.section-desc {
  font-size: 0.9375rem;
  color: var(--clr-text-light);
  line-height: 1.9;
  max-width: 580px;
  margin: 1.25rem auto 0;
}

.section-heading::after {
  content: '';
  display: block;
  width: 2rem;
  height: 1px;
  background: var(--clr-accent);
  margin: 1.5rem auto 0;
  opacity: 0.6;
}

.section-heading.no-rule::after {
  display: none;
}


/* --------------------------------
   Buttons
-------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875em 2.25em;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-radius: var(--radius);
  transition: all var(--tr);
  cursor: pointer;
  border: 1.5px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
}
.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--clr-accent-hover);
  border-color: var(--clr-accent-hover);
}

.btn-outline {
  background: transparent;
  color: var(--clr-main);
  border-color: var(--clr-main);
}
.btn-outline:hover,
.btn-outline:focus-visible {
  background: var(--clr-main);
  color: #fff;
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn-outline-light:hover,
.btn-outline-light:focus-visible {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
}

.btn-primary-light {
  background: #fff;
  color: var(--clr-main);
  border-color: #fff;
}
.btn-primary-light:hover,
.btn-primary-light:focus-visible {
  background: var(--clr-bg-warm);
}

.btn-lg {
  padding: 1em 2.75em;
  font-size: 0.9375rem;
}


/* --------------------------------
   Fade-in Animation
-------------------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--tr-slow), transform var(--tr-slow);
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in[data-delay="1"] { transition-delay: 0.1s; }
.fade-in[data-delay="2"] { transition-delay: 0.2s; }
.fade-in[data-delay="3"] { transition-delay: 0.3s; }
.fade-in[data-delay="4"] { transition-delay: 0.4s; }


/* ================================
   HEADER
================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--tr), box-shadow var(--tr);
}

.site-header.scrolled {
  border-color: var(--clr-border);
  box-shadow: 0 2px 24px rgba(47, 79, 111, 0.07);
}

.site-header .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: baseline;
  gap: 0.625rem;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-kanji {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--clr-main);
  letter-spacing: 0.04em;
  line-height: 1;
}

.logo-reading {
  font-size: 0.65rem;
  color: var(--clr-text-light);
  letter-spacing: 0.2em;
  font-weight: 400;
}

/* Nav */
.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--clr-text-mid);
  padding: 0.375em 0.75em;
  border-radius: var(--radius);
  letter-spacing: 0.04em;
  transition: color var(--tr), background var(--tr);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--clr-main);
  background: var(--clr-bg-warm);
}

.nav-cta {
  background: var(--clr-accent);
  color: #fff !important;
  padding: 0.45em 1.1em;
  border-radius: var(--radius);
  font-weight: 500;
  margin-left: 0.5rem;
}

.nav-cta:hover {
  background: var(--clr-accent-hover) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  flex-shrink: 0;
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--clr-main);
  border-radius: 2px;
  transition: all var(--tr);
  transform-origin: center;
}

.hamburger.is-open .hamburger-line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.hamburger.is-open .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.is-open .hamburger-line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile overlay nav */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(30, 52, 72, 0.5);
  z-index: 999;
  opacity: 0;
  transition: opacity var(--tr);
}

.mobile-nav-overlay.is-open {
  opacity: 1;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: #fff;
  z-index: 1001;
  padding: calc(var(--header-h) + 1.5rem) 2rem 2rem;
  transform: translateX(100%);
  transition: transform var(--tr-slow);
  overflow-y: auto;
}

.mobile-nav.is-open {
  transform: translateX(0);
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-nav-link {
  display: block;
  padding: 1rem 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--clr-text);
  border-bottom: 1px solid var(--clr-border);
  letter-spacing: 0.04em;
  transition: color var(--tr), padding-left var(--tr);
}

.mobile-nav-link:hover {
  color: var(--clr-main);
  padding-left: 0.5rem;
}

.mobile-nav-cta {
  display: block;
  text-align: center;
  margin-top: 1.5rem;
  padding: 0.875rem;
  background: var(--clr-accent);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 500;
  letter-spacing: 0.06em;
}


/* ================================
   HERO / FV
================================ */
.hero {
  min-height: 100vh;
  background-color: var(--clr-bg-warm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--header-h);
}

/* 大きな装飾文字（背景） */
.hero::before {
  content: '書';
  position: absolute;
  font-family: var(--font-serif);
  font-size: clamp(260px, 45vw, 580px);
  font-weight: 700;
  color: rgba(47, 79, 111, 0.032);
  top: 50%;
  right: -3%;
  transform: translateY(-48%);
  pointer-events: none;
  user-select: none;
  line-height: 1;
  letter-spacing: -0.02em;
}

.hero-inner {
  container-type: inline-size;
  width: 100%;
  max-width: var(--container-max);
  padding-inline: var(--container-px);
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 3rem;
  position: relative;
  z-index: 1;
  padding-block: 5rem;
}

.hero-content {
  max-width: 660px;
}

.hero-label {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--clr-text-light);
  font-weight: 400;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-label::before {
  content: '';
  display: inline-block;
  width: 1.5rem;
  height: 1px;
  background: var(--clr-accent);
  flex-shrink: 0;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 600;
  color: var(--clr-main);
  line-height: 1.35;
  letter-spacing: 0.02em;
  margin-bottom: 1.75rem;
}

.hero-title em {
  font-style: normal;
  color: var(--clr-accent);
}

.hero-desc {
  font-size: 0.9375rem;
  line-height: 1.95;
  color: var(--clr-text-mid);
  margin-bottom: 2.5rem;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Decorative vertical line */
.hero-rule {
  display: block;
  width: 1px;
  height: 80px;
  background: linear-gradient(to bottom, var(--clr-border), transparent);
  margin-block: 2rem;
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 1;
}

.scroll-text {
  font-size: 0.625rem;
  letter-spacing: 0.3em;
  color: var(--clr-text-light);
  font-weight: 400;
}

.scroll-line {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--clr-border-mid), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%   { transform: scaleY(1); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(0.4); opacity: 0.4; }
  100% { transform: scaleY(1); opacity: 1; }
}


/* ================================
   CONCERNS（課題共感）
================================ */
.concerns {
  padding-block: var(--section-py);
  background: var(--clr-bg);
}

.concerns-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.concern-card {
  background: var(--clr-bg-warm);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  border: 1px solid var(--clr-border);
  position: relative;
  transition: box-shadow var(--tr), transform var(--tr);
}

.concern-card:hover {
  box-shadow: 0 8px 32px var(--clr-shadow);
  transform: translateY(-3px);
}

.concern-icon {
  width: 44px;
  height: 44px;
  background: var(--clr-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.concern-icon svg {
  width: 20px;
  height: 20px;
  color: #fff;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.concern-num {
  position: absolute;
  top: 1.5rem;
  right: 1.75rem;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: rgba(47, 79, 111, 0.08);
  line-height: 1;
  user-select: none;
}

.concern-text {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--clr-text-mid);
  font-weight: 400;
}

/* Answer text */
.concerns-answer {
  text-align: center;
  padding: 2rem 1rem;
  border-top: 1px solid var(--clr-border);
  max-width: 640px;
  margin-inline: auto;
}

.concerns-answer p {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--clr-main);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.6;
}


/* ================================
   ABOUT（書楽とは）
================================ */
.about {
  padding-block: var(--section-py);
  background: var(--clr-bg-warm);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 5rem;
  align-items: start;
}

.about-text .section-label {
  margin-bottom: 0.75rem;
}

.about-text .section-title {
  text-align: left;
  margin-bottom: 1.75rem;
}

.about-text .section-title::after {
  display: none;
}

.body-text {
  font-size: 0.9375rem;
  line-height: 1.95;
  color: var(--clr-text-mid);
  margin-bottom: 1.25rem;
}

.body-text:last-child {
  margin-bottom: 0;
}

.body-text strong {
  color: var(--clr-text);
  font-weight: 500;
}

/* Number metrics */
.about-numbers {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  background: var(--clr-bg);
  overflow: hidden;
}

.number-item {
  padding: 1.75rem 2rem;
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

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

.number-value {
  font-family: var(--font-serif);
  font-size: 1.625rem;
  color: var(--clr-main);
  font-weight: 500;
  line-height: 1.2;
}

.number-value strong {
  font-size: 2.25rem;
  font-weight: 600;
}

.number-label {
  font-size: 0.8rem;
  color: var(--clr-text-light);
  letter-spacing: 0.08em;
}


/* ================================
   FEATURES（特徴）
================================ */
.features {
  padding-block: var(--section-py);
  background: var(--clr-bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.feature-card {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--tr), transform var(--tr);
}

.feature-card:hover {
  box-shadow: 0 12px 40px var(--clr-shadow);
  transform: translateY(-4px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--clr-main);
  opacity: 0;
  transition: opacity var(--tr);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-num {
  font-family: var(--font-serif);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--clr-accent);
  margin-bottom: 1rem;
}

.feature-icon {
  width: 52px;
  height: 52px;
  background: var(--clr-bg-warm);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: background var(--tr);
}

.feature-card:hover .feature-icon {
  background: rgba(47, 79, 111, 0.1);
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  color: var(--clr-main);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--clr-main);
  margin-bottom: 0.875rem;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.feature-desc {
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--clr-text-light);
}


/* ================================
   COMPARISON（他団体との違い）
================================ */
.comparison {
  padding-block: var(--section-py);
  background: var(--clr-bg-warm);
}

.comparison-note {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--clr-text-light);
  margin-bottom: 2rem;
}

.comparison-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 24px var(--clr-shadow);
}

.comparison-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  background: var(--clr-bg);
  font-size: 0.9rem;
}

.comparison-table thead {
  background: var(--clr-main);
  color: #fff;
}

.comparison-table thead th {
  padding: 1.125rem 1.5rem;
  text-align: center;
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

.comparison-table thead th:first-child {
  text-align: left;
  width: 36%;
}

.comparison-table thead th.col-syoraku {
  background: rgba(255,255,255,0.12);
}

.comparison-table tbody tr {
  border-bottom: 1px solid var(--clr-border);
  transition: background var(--tr);
}

.comparison-table tbody tr:last-child {
  border-bottom: none;
}

.comparison-table tbody tr:hover {
  background: var(--clr-bg-warm);
}

.comparison-table tbody td {
  padding: 1.125rem 1.5rem;
  text-align: center;
  color: var(--clr-text-mid);
  vertical-align: middle;
  line-height: 1.5;
}

.comparison-table tbody td:first-child {
  text-align: left;
  font-weight: 500;
  color: var(--clr-text);
}

.comparison-table tbody td.col-syoraku {
  font-weight: 500;
  color: var(--clr-main);
}

.badge-good {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--clr-main);
  font-weight: 500;
}

.badge-good::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--clr-main);
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-neutral {
  color: var(--clr-text-light);
}


/* ================================
   PHILOSOPHY（理念）
================================ */
.philosophy {
  padding-block: var(--section-py);
  background: var(--clr-main);
  position: relative;
  overflow: hidden;
}

.philosophy::before {
  content: '楽';
  position: absolute;
  font-family: var(--font-serif);
  font-size: clamp(200px, 40vw, 480px);
  font-weight: 700;
  color: rgba(255,255,255,0.03);
  bottom: -10%;
  left: -3%;
  pointer-events: none;
  user-select: none;
  line-height: 1;
}

.philosophy-inner {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.philosophy-ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.philosophy-ornament::before,
.philosophy-ornament::after {
  content: '';
  display: block;
  width: 3rem;
  height: 1px;
  background: rgba(255,255,255,0.3);
}

.philosophy-ornament-mark {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
}

.philosophy-quote {
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 3.5vw, 2rem);
  font-weight: 600;
  color: #fff;
  line-height: 1.65;
  letter-spacing: 0.03em;
  margin-bottom: 2.5rem;
  quotes: none;
}

.philosophy-rule {
  width: 2rem;
  height: 1px;
  background: rgba(255,255,255,0.3);
  margin: 0 auto 2rem;
}

.philosophy-desc {
  font-size: 0.9375rem;
  line-height: 2;
  color: rgba(255,255,255,0.72);
  max-width: 540px;
  margin-inline: auto;
  margin-bottom: 3rem;
}

.philosophy-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.philosophy-tag {
  display: inline-block;
  padding: 0.375em 1em;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 100px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.08em;
  font-weight: 400;
}


/* ================================
   FLOW（入会の流れ）
================================ */
.flow {
  padding-block: var(--section-py);
  background: var(--clr-bg);
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
  margin-top: clamp(2.5rem, 4vw, 4rem);
}

/* Connector line */
.flow-steps::before {
  content: '';
  position: absolute;
  top: 2.25rem;
  left: calc(100% / 8);
  right: calc(100% / 8);
  height: 1px;
  background: var(--clr-border);
  z-index: 0;
}

.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 1rem;
  position: relative;
  z-index: 1;
}

.flow-num-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  background: var(--clr-bg-warm);
  border: 1.5px solid var(--clr-border);
  margin-bottom: 1.25rem;
  position: relative;
  transition: all var(--tr);
  flex-shrink: 0;
}

.flow-step:hover .flow-num-wrap {
  background: var(--clr-main);
  border-color: var(--clr-main);
}

.flow-num {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--clr-main);
  line-height: 1;
  transition: color var(--tr);
}

.flow-step:hover .flow-num {
  color: #fff;
}

.flow-title {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--clr-main);
  margin-bottom: 0.625rem;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.flow-desc {
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--clr-text-light);
}

.flow-note {
  text-align: center;
  margin-top: 2.5rem;
  font-size: 0.8125rem;
  color: var(--clr-text-light);
}

.flow-note a {
  color: var(--clr-main);
  text-decoration: underline;
  text-underline-offset: 3px;
}


/* ================================
   FAQ
================================ */
.faq {
  padding-block: var(--section-py);
  background: var(--clr-bg-warm);
}

.faq-list {
  max-width: 800px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  background: var(--clr-bg);
}

.faq-item {
  border-bottom: 1px solid var(--clr-border);
}

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem 1.75rem;
  text-align: left;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--clr-text);
  background: transparent;
  transition: background var(--tr), color var(--tr);
  cursor: pointer;
  line-height: 1.6;
}

.faq-question:hover {
  background: var(--clr-bg-warm);
  color: var(--clr-main);
}

.faq-q-mark {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--clr-accent);
  line-height: 1.4;
  flex-shrink: 0;
}

.faq-q-text {
  flex: 1;
}

.faq-chevron {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 0.125rem;
  color: var(--clr-text-light);
  transition: transform var(--tr);
}

.faq-item.is-open .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s ease;
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-answer-inner {
  overflow: hidden;
}

.faq-answer-text {
  display: flex;
  gap: 1rem;
  padding: 0 1.75rem 1.5rem;
  font-size: 0.875rem;
  line-height: 1.95;
  color: var(--clr-text-mid);
  border-top: 1px solid var(--clr-border);
  padding-top: 1.25rem;
  margin-top: 0;
}

.faq-a-mark {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--clr-main);
  line-height: 1.4;
  flex-shrink: 0;
}

.faq-more-wrap {
  text-align: center;
  margin-top: 2.5rem;
}

.faq-more-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--clr-main);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--tr), gap var(--tr);
}

.faq-more-link:hover {
  color: var(--clr-accent);
  gap: 0.75rem;
}

.faq-more-link svg {
  width: 16px;
  height: 16px;
}


/* ================================
   CTA FINAL
================================ */
.cta-final {
  padding-block: clamp(5rem, 10vw, 8rem);
  background: var(--clr-main);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-final::before {
  content: '楽';
  position: absolute;
  font-family: var(--font-serif);
  font-size: clamp(200px, 35vw, 420px);
  font-weight: 700;
  color: rgba(255,255,255,0.025);
  top: 50%;
  right: -2%;
  transform: translateY(-50%);
  pointer-events: none;
  user-select: none;
  line-height: 1;
}

.cta-inner {
  max-width: 680px;
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 600;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.cta-desc {
  font-size: 0.9375rem;
  line-height: 1.95;
  color: rgba(255,255,255,0.78);
  margin-bottom: 2.5rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.cta-note {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.cta-note::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: rgba(255,255,255,0.4);
  border-radius: 50%;
}


/* ================================
   FOOTER
================================ */
.site-footer {
  background: var(--clr-main-dark);
  color: rgba(255,255,255,0.7);
  padding-block: 3.5rem 2rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: start;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 2rem;
}

.footer-logo {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.04em;
  margin-bottom: 0.625rem;
  transition: opacity var(--tr);
}

.footer-logo:hover {
  opacity: 0.8;
}

.footer-tagline {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.06em;
  margin-bottom: 1.5rem;
}

.footer-contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--tr);
}

.footer-contact-link:hover {
  color: #fff;
}

.footer-nav-title {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.35);
  margin-bottom: 1rem;
  font-weight: 400;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-nav-link {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--tr);
  letter-spacing: 0.03em;
}

.footer-nav-link:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.05em;
}

.footer-policy-link {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
  transition: color var(--tr);
}

.footer-policy-link:hover {
  color: rgba(255,255,255,0.7);
}


/* ================================
   RESPONSIVE
================================ */

/* Tablet */
@media (max-width: 900px) {
  :root {
    --header-h: 64px;
  }

  /* Nav: hide on tablet/mobile */
  .site-nav {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-nav-overlay {
    display: block;
  }

  /* About */
  .about-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about-numbers {
    flex-direction: row;
    border-radius: var(--radius-lg);
  }

  .number-item {
    flex: 1;
    border-bottom: none;
    border-right: 1px solid var(--clr-border);
    text-align: center;
  }

  .number-item:last-child {
    border-right: none;
  }

  /* Flow */
  .flow-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .flow-steps::before {
    display: none;
  }

  /* Footer */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* Mobile */
@media (max-width: 640px) {
  /* Hero */
  .hero::before {
    font-size: 70vw;
    right: -10%;
    top: auto;
    bottom: -5%;
    transform: none;
  }

  .hero-inner {
    padding-block: 3rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-actions .btn {
    width: 100%;
  }

  /* Concerns */
  .concerns-grid {
    grid-template-columns: 1fr;
  }

  /* Features */
  .features-grid {
    grid-template-columns: 1fr;
  }

  /* Flow */
  .flow-steps {
    grid-template-columns: 1fr;
    max-width: 360px;
    margin-inline: auto;
    gap: 0;
  }

  .flow-step {
    flex-direction: row;
    text-align: left;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--clr-border);
  }

  .flow-step:last-child {
    border-bottom: none;
  }

  .flow-num-wrap {
    width: 3.5rem;
    height: 3.5rem;
    margin-bottom: 0;
    margin-right: 1.25rem;
    flex-shrink: 0;
  }

  .flow-num {
    font-size: 1.25rem;
  }

  /* Numbers */
  .about-numbers {
    flex-direction: column;
  }

  .number-item {
    border-right: none;
    border-bottom: 1px solid var(--clr-border);
    text-align: left;
  }

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

  /* Philosophy */
  .philosophy-tags {
    gap: 0.5rem;
  }

  /* CTA */
  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-actions .btn {
    width: 100%;
    max-width: 320px;
  }

  /* Footer */
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

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


/* ================================================================
   WordPress 固有スタイル
================================================================ */

/* --- アライメント（Gutenberg / クラシックエディタ共通） --- */
.alignleft  { float: left;  margin: 0 1.5rem 1rem 0; max-width: 50%; }
.alignright { float: right; margin: 0 0 1rem 1.5rem; max-width: 50%; }
.aligncenter { display: block; margin-inline: auto; margin-bottom: 1rem; }
.alignwide  { width: calc(100% + 4rem); max-width: none; margin-inline: -2rem; }
.alignfull  { width: 100vw; max-width: none; margin-left: calc(50% - 50vw); }

/* --- キャプション --- */
.wp-caption { max-width: 100%; }
.wp-caption-text,
.wp-element-caption {
  font-size: 0.8rem;
  color: var(--clr-text-light);
  margin-top: 0.375rem;
  text-align: center;
}

/* --- スクリーンリーダー用テキスト --- */
.screen-reader-text {
  border: 0;
  clip: rect(1px, 1px, 1px, 1px);
  clip-path: inset(50%);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
  word-wrap: normal !important;
}
.screen-reader-text:focus {
  background-color: #fff;
  clip: auto !important;
  clip-path: none;
  color: var(--clr-main);
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  height: auto;
  left: 5px;
  line-height: normal;
  padding: 15px 23px 14px;
  text-decoration: none;
  top: 5px;
  width: auto;
  z-index: 100000;
}

/* --- 投稿一覧グリッド --- */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr));
  gap: 2rem;
}

.post-card {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--tr), transform var(--tr);
  background: var(--clr-bg);
}
.post-card:hover {
  box-shadow: 0 8px 32px var(--clr-shadow);
  transform: translateY(-3px);
}
.post-card__thumb img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}
.post-card__body {
  padding: 1.5rem;
}
.post-card__date {
  display: block;
  font-size: 0.75rem;
  color: var(--clr-text-light);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}
.post-card__title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-text);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}
.post-card__title a {
  color: inherit;
  transition: color var(--tr);
}
.post-card__title a:hover {
  color: var(--clr-main);
}
.post-card__excerpt {
  font-size: 0.8125rem;
  color: var(--clr-text-light);
  line-height: 1.8;
}

/* --- ページネーション --- */
.pagination { text-align: center; margin-top: 3rem; }
.pagination ul {
  display: inline-flex;
  gap: 0.25rem;
  list-style: none;
  padding: 0;
}
.pagination ul li a,
.pagination ul li span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  border: 1px solid var(--clr-border);
  color: var(--clr-text-mid);
  transition: all var(--tr);
}
.pagination ul li a:hover {
  background: var(--clr-main);
  color: #fff;
  border-color: var(--clr-main);
}
.pagination ul li .current {
  background: var(--clr-main);
  color: #fff;
  border-color: var(--clr-main);
}

/* --- 記事本文（prose）スタイル --- */
.prose { line-height: 1.9; color: var(--clr-text-mid); }
.prose h2 {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--clr-main);
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--clr-border);
}
.prose h3 {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--clr-text);
  margin: 2rem 0 0.875rem;
}
.prose p   { margin-bottom: 1.25rem; font-size: 0.9375rem; }
.prose ul,
.prose ol  { margin: 1rem 0 1.25rem 1.5rem; font-size: 0.9375rem; }
.prose ul  { list-style: disc; }
.prose ol  { list-style: decimal; }
.prose li  { margin-bottom: 0.375rem; line-height: 1.8; }
.prose a   { color: var(--clr-main); text-decoration: underline; text-underline-offset: 3px; }
.prose a:hover { color: var(--clr-accent); }
.prose img { border-radius: var(--radius-lg); margin-block: 1.5rem; max-width: 100%; height: auto; }
.prose blockquote {
  border-left: 3px solid var(--clr-main);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: var(--clr-bg-warm);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--clr-text-mid);
}
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  margin-block: 1.5rem;
}
.prose table th,
.prose table td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--clr-border);
  text-align: left;
  vertical-align: top;
}
.prose table th {
  background: var(--clr-bg-warm);
  font-weight: 500;
  color: var(--clr-text);
}

/* --- FAQ全件ページ用 --- */
.page-faq .faq-list { max-width: 800px; margin-inline: auto; }

/* --- ページヒーロー共通 --- */
.page-hero { background-color: var(--clr-bg-warm); }

/* --- フッターナビラッパー --- */
.footer-nav-wrap { min-width: 200px; }

/* --- カスタムロゴ --- */
.custom-logo-link { display: inline-block; }
.custom-logo { height: 48px; width: auto; }


/* ================================================================
   追加スタイル（改良版）
================================================================ */

/* --- Hero: タグライン装飾 --- */
.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2vw, 1.375rem);
  color: rgba(47, 79, 111, 0.3);
  letter-spacing: 0.2em;
  font-weight: 500;
  margin-bottom: 1.25rem;
  line-height: 1;
}

/* --- Hero: サブCTAリンク --- */
.hero-sub-cta {
  margin-top: 1.25rem;
}
.hero-sub-cta a {
  font-size: 0.875rem;
  color: var(--clr-text-light);
  text-decoration: underline;
  text-underline-offset: 3px;
  letter-spacing: 0.04em;
  transition: color var(--tr);
}
.hero-sub-cta a:hover {
  color: var(--clr-main);
}

/* --- CTA: 連絡先リスト --- */
.cta-contacts {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin-bottom: 1.5rem;
}
.cta-contact-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.75);
  transition: color var(--tr);
}
.cta-contact-item:hover {
  color: #fff;
}
.cta-contact-sep {
  color: rgba(255, 255, 255, 0.25);
  font-size: 0.75rem;
}

/* --- Footer: 3カラム対応 --- */
.site-footer .footer-inner {
  grid-template-columns: 1fr auto auto;
}

.footer-brand-desc {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.85;
  margin-top: 0.625rem;
}

/* フッター連絡先カラム */
.footer-contact-col {
  min-width: 220px;
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  list-style: none;
  padding: 0;
}
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
}
.footer-contact-item svg {
  flex-shrink: 0;
  margin-top: 0.1rem;
  opacity: 0.6;
}
.footer-contact-link-item {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--tr);
}
.footer-contact-link-item:hover {
  color: #fff;
}

/* フッター SNS ボタン */
.footer-social-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1.25rem;
}
.footer-social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.8);
  transition: background var(--tr), color var(--tr), border-color var(--tr);
}
.footer-social-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}
.footer-social-btn svg {
  flex-shrink: 0;
}

/* --- レスポンシブ: フッター 3カラム → 1カラム --- */
@media (max-width: 960px) {
  .site-footer .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}
@media (max-width: 640px) {
  .site-footer .footer-inner {
    grid-template-columns: 1fr;
  }
}