/* ========================================
   おうち英語キズナClub - Premium Design System
   Soft Yellow-Green & Sophisticated
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;600;700;900&family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  /* --- Soft Yellow-Green Palette --- */
  --green-50: #F5F9F0;
  --green-100: #E8F3DE;
  --green-200: #C8E2AC;
  --green-300: #A0CC78;
  --green-400: #7DB856;
  --green-500: #5EA03A;
  --green-600: #48822C;
  --green-700: #366622;
  --green-800: #264A18;
  --green-900: #162E0E;

  /* Accent */
  --leaf: #EEF5E6;
  --leaf-deep: #DDE9CC;
  --silver: #CDD6C4;
  --platinum: #E8ECE4;
  --navy: #2A3A22;
  --dark: #1A2816;

  /* Warm accent for contrast */
  --gold: #C9A84C;
  --gold-light: #E8D9A0;

  /* Neutrals */
  --white: #FFFFFF;
  --off-white: #FBFCF8;
  --gray-50: #F6F8F4;
  --gray-100: #E8ECE4;
  --gray-200: #D0D8CA;
  --gray-300: #A8B5A0;
  --gray-400: #7A8A72;
  --gray-500: #5A6B54;
  --gray-600: #3E4F3A;
  --gray-700: #2A3A26;
  --gray-800: #1A281A;
  --gray-900: #0E180E;

  --text-primary: #2A3A22;
  --text-secondary: #5A6B54;
  --text-muted: #8A9884;

  /* Shadows */
  --shadow-xs: 0 1px 3px rgba(20,40,16,0.04);
  --shadow-sm: 0 2px 8px rgba(20,40,16,0.06);
  --shadow-md: 0 4px 20px rgba(20,40,16,0.08);
  --shadow-lg: 0 8px 40px rgba(20,40,16,0.10);
  --shadow-xl: 0 20px 60px rgba(20,40,16,0.12);
  --shadow-accent: 0 8px 32px rgba(94,160,58,0.25);

  /* Radius */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Fonts */
  --font-jp: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --font-en: 'Inter', sans-serif;

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-jp);
  color: var(--text-primary);
  background-color: var(--white);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.4; font-weight: 700; }

/* --- Typography Utilities --- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-500);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  width: 32px;
  height: 1.5px;
  background: linear-gradient(90deg, var(--green-500), var(--green-300));
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 16px;
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.section-subtitle {
  font-size: clamp(0.92rem, 1.8vw, 1.05rem);
  color: var(--text-secondary);
  font-weight: 400;
  max-width: 600px;
  line-height: 1.9;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 28px;
}

section {
  padding: 110px 0;
}

/* --- Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3 { transition-delay: 0.3s; }
.reveal.delay-4 { transition-delay: 0.35s; }
.reveal.delay-5 { transition-delay: 0.4s; }

/* ========================================
   Navigation
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: 0 1px 0 rgba(20,40,16,0.06);
  padding: 12px 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--navy);
}

.nav-logo .logo-mark {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--green-400), var(--green-600));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: white;
  box-shadow: 0 4px 12px rgba(94,160,58,0.3);
}

.nav-logo .logo-label {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.nav-logo .logo-label small {
  font-size: 0.62rem;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--gray-500);
  letter-spacing: 0.01em;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--green-500);
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--green-600);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 10px 26px !important;
  background: var(--navy) !important;
  color: white !important;
  border-radius: var(--radius-full);
  font-weight: 600 !important;
  font-size: 0.8rem !important;
  letter-spacing: 0.02em;
}

.nav-cta::after { display: none !important; }

.nav-cta:hover {
  background: var(--green-600) !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.mobile-toggle span {
  width: 22px;
  height: 1.5px;
  background: var(--navy);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translateY(4.6px) translateX(4.6px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translateY(-4.6px) translateX(4.6px); }

/* ========================================
   Hero
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(170deg, var(--off-white) 0%, var(--green-50) 40%, var(--leaf) 100%);
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(94,160,58,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-100), transparent);
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content { max-width: 580px; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  background: rgba(94,160,58,0.08);
  border: 1px solid rgba(94,160,58,0.12);
  border-radius: var(--radius-full);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--green-600);
  margin-bottom: 28px;
  letter-spacing: 0.02em;
  animation: fadeDown 0.7s var(--ease) forwards;
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  line-height: 1.35;
  color: var(--navy);
  margin-bottom: 24px;
  letter-spacing: -0.04em;
  animation: fadeUp 0.8s var(--ease) 0.1s forwards;
  opacity: 0;
}

.hero-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--green-500), var(--green-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-lead {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 2;
  margin-bottom: 40px;
  animation: fadeUp 0.8s var(--ease) 0.2s forwards;
  opacity: 0;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  animation: fadeUp 0.8s var(--ease) 0.3s forwards;
  opacity: 0;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 38px;
  background: linear-gradient(135deg, var(--green-500), var(--green-600));
  color: white;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-accent);
  transition: var(--transition);
  letter-spacing: 0.01em;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(94,160,58,0.35);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 38px;
  background: transparent;
  color: var(--navy);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1.5px solid var(--gray-200);
  cursor: pointer;
  transition: var(--transition);
}

.btn-outline:hover {
  border-color: var(--green-400);
  color: var(--green-600);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* Results bar */
.hero-results {
  display: flex;
  gap: 36px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--gray-100);
  animation: fadeUp 0.8s var(--ease) 0.4s forwards;
  opacity: 0;
}

.hero-result {
  text-align: left;
}

.hero-result .number {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.hero-result .number span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green-500);
}

.hero-result .label {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: 0.02em;
}

/* Hero image */
.hero-visual {
  position: relative;
  animation: fadeLeft 1s var(--ease) 0.3s forwards;
  opacity: 0;
}

@keyframes fadeLeft {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

.hero-visual img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.hero-visual::before {
  content: '';
  position: absolute;
  top: -16px;
  right: -16px;
  width: 120px;
  height: 120px;
  border: 2px solid var(--green-200);
  border-radius: 50%;
  opacity: 0.4;
}

.hero-visual::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: -12px;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--green-200), var(--green-100));
  border-radius: 50%;
  opacity: 0.5;
  z-index: -1;
}

/* Floating badge on hero image */
.hero-badge-float {
  position: absolute;
  bottom: 28px;
  left: -28px;
  background: white;
  border-radius: var(--radius-md);
  padding: 16px 22px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 14px;
  animation: floatInLeft 0.8s var(--ease) 0.8s forwards;
  opacity: 0;
  z-index: 2;
}

@keyframes floatInLeft {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

.hero-badge-float .badge-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(94,160,58,0.1), rgba(94,160,58,0.05));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.hero-badge-float .badge-text {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.4;
}

.hero-badge-float .badge-text small {
  display: block;
  font-weight: 400;
  font-size: 0.68rem;
  color: var(--text-muted);
}

/* Scroll indicator */
.scroll-down {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  animation: pulse 2s infinite;
  z-index: 2;
}

.scroll-down span {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-down .line {
  width: 1px;
  height: 28px;
  background: linear-gradient(180deg, var(--green-400), transparent);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ========================================
   Proven Results (Real data)
   ======================================== */
.proven {
  background: var(--navy);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.proven::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(94,160,58,0.15) 0%, transparent 60%);
}

.proven .container {
  position: relative;
  z-index: 1;
}

.proven-header {
  text-align: center;
  margin-bottom: 50px;
}

.proven-header .section-label {
  color: var(--green-300);
}

.proven-header .section-label::before {
  background: linear-gradient(90deg, var(--green-300), var(--green-400));
}

.proven-header h2 {
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  color: white;
  font-weight: 800;
}

.proven-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.proven-item {
  text-align: center;
  padding: 36px 20px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}

.proven-item:hover {
  background: rgba(255,255,255,0.08);
  transform: translateY(-4px);
}

.proven-item .big-number {
  font-family: var(--font-en);
  font-size: 2.6rem;
  font-weight: 800;
  color: white;
  line-height: 1;
  letter-spacing: -0.04em;
}

.proven-item .big-number span {
  font-size: 1rem;
  font-weight: 600;
  color: var(--green-300);
}

.proven-item .item-label {
  font-size: 0.82rem;
  color: var(--green-200);
  margin-top: 10px;
  line-height: 1.5;
}

/* ========================================
   Concept
   ======================================== */
.concept {
  background: var(--gray-50);
  position: relative;
}

.concept .section-header {
  text-align: center;
  margin-bottom: 64px;
}

.concept .section-subtitle {
  margin: 0 auto;
}

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

.concept-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 44px 32px;
  text-align: left;
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--gray-100);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.concept-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--green-400), var(--green-300));
  opacity: 0;
  transition: var(--transition);
}

.concept-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.concept-card:hover::after {
  opacity: 1;
}

.concept-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
  background: var(--green-50);
}

.concept-card:nth-child(2) .concept-icon { background: rgba(201,168,76,0.08); }
.concept-card:nth-child(3) .concept-icon { background: rgba(94,160,58,0.06); }

.concept-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--navy);
}

.concept-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.85;
}

/* ========================================
   Benefits
   ======================================== */
.benefits {
  position: relative;
}

.benefits .section-header {
  text-align: center;
  margin-bottom: 64px;
}

.benefits .section-subtitle {
  margin: 0 auto;
}

.benefits-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.benefits-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.benefits-image img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.benefit-item {
  display: flex;
  gap: 18px;
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--gray-50);
  border: 1px solid transparent;
  transition: var(--transition);
}

.benefit-item:hover {
  background: var(--white);
  border-color: var(--green-200);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.benefit-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: var(--green-50);
}

.benefit-text h3 {
  font-size: 0.98rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--navy);
}

.benefit-text p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ========================================
   Services
   ======================================== */
.services {
  background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

.services .section-header {
  text-align: center;
  margin-bottom: 64px;
}

.services .section-subtitle {
  margin: 0 auto;
}

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

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--gray-100);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card.featured {
  border: 2px solid var(--green-500);
  box-shadow: var(--shadow-md);
}

.service-popular {
  display: none;
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 5px 14px;
  background: var(--navy);
  color: white;
  font-size: 0.68rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}

.service-card.featured .service-popular {
  display: block;
}

.service-top {
  padding: 36px 32px 0;
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
  background: var(--green-50);
}

.service-top h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 4px;
}

.service-duration {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--green-500);
  letter-spacing: 0.03em;
}

.service-body {
  padding: 20px 32px 36px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-body > p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.service-features {
  margin-bottom: 28px;
  flex: 1;
}

.service-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-primary);
  padding: 5px 0;
  line-height: 1.6;
}

.service-features li::before {
  content: '✓';
  flex-shrink: 0;
  font-weight: 800;
  color: var(--green-500);
  font-size: 0.82rem;
  margin-top: 2px;
}

.service-cta {
  display: block;
  text-align: center;
  padding: 14px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.88rem;
  transition: var(--transition);
  border: 1.5px solid var(--gray-200);
  color: var(--navy);
  letter-spacing: 0.01em;
}

.service-cta:hover {
  background: var(--navy);
  border-color: var(--navy);
  color: white;
}

.service-card.featured .service-cta {
  background: linear-gradient(135deg, var(--green-500), var(--green-600));
  border-color: var(--green-500);
  color: white;
  box-shadow: var(--shadow-accent);
}

.service-card.featured .service-cta:hover {
  box-shadow: 0 8px 36px rgba(94,160,58,0.4);
  transform: translateY(-2px);
}

/* ========================================
   Profile
   ======================================== */
.profile {
  position: relative;
  overflow: hidden;
}

.profile .container {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 72px;
  align-items: center;
}

.profile-photo-wrap {
  position: relative;
}

.profile-photo {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.profile-photo img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}

.profile-photo-wrap::before {
  content: '';
  position: absolute;
  top: -12px;
  left: -12px;
  right: 12px;
  bottom: 12px;
  border: 2px solid var(--green-200);
  border-radius: var(--radius-xl);
  opacity: 0.3;
  z-index: -1;
}

.profile-info .section-label { margin-bottom: 18px; }

.profile-name {
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 4px;
  color: var(--navy);
}

.profile-name-en {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-bottom: 28px;
  letter-spacing: 0.04em;
}

.profile-bio {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 2;
  margin-bottom: 28px;
}

.profile-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.profile-tag {
  padding: 6px 16px;
  background: var(--green-50);
  border: 1px solid var(--green-100);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--green-700);
}

.profile-quote {
  padding: 24px 28px;
  background: linear-gradient(135deg, var(--green-50), var(--leaf));
  border-radius: var(--radius-md);
  border-left: 3px solid var(--green-500);
  font-size: 0.9rem;
  color: var(--navy);
  line-height: 1.9;
  font-style: italic;
}

/* ========================================
   Testimonials
   ======================================== */
.testimonials {
  background: var(--gray-50);
}

.testimonials .section-header {
  text-align: center;
  margin-bottom: 64px;
}

.testimonials .section-subtitle {
  margin: 0 auto;
}

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

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--gray-100);
  transition: var(--transition);
  position: relative;
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.testimonial-card .quote-mark {
  font-family: var(--font-en);
  font-size: 3.5rem;
  color: var(--green-200);
  line-height: 1;
  position: absolute;
  top: 18px;
  left: 26px;
  opacity: 0.6;
}

.testimonial-body {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 24px;
  padding-top: 20px;
  position: relative;
  z-index: 1;
}

.testimonial-footer {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--gray-100);
}

.testimonial-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: var(--green-50);
}

.testimonial-info .name {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--navy);
}

.testimonial-info .detail {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ========================================
   FAQ
   ======================================== */
.faq { position: relative; }

.faq .section-header {
  text-align: center;
  margin-bottom: 64px;
}

.faq .section-subtitle {
  margin: 0 auto;
}

.faq-list {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--gray-100);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 24px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-jp);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  text-align: left;
  gap: 20px;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--green-600);
}

.faq-toggle {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--green-500);
  transition: var(--transition);
  font-weight: 300;
}

.faq-item.active .faq-toggle {
  background: var(--green-500);
  color: white;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}

.faq-answer-inner {
  padding-bottom: 24px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.9;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

/* ========================================
   CTA
   ======================================== */
.cta-section {
  padding: 100px 0;
}

.cta-box {
  background: linear-gradient(135deg, var(--green-600) 0%, var(--navy) 100%);
  border-radius: var(--radius-xl);
  padding: 80px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 30% 40%, rgba(255,255,255,0.06) 0%, transparent 50%);
}

.cta-inner {
  position: relative;
  z-index: 1;
}

.cta-inner h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.1rem);
  color: white;
  margin-bottom: 16px;
  font-weight: 800;
}

.cta-inner p {
  color: rgba(255,255,255,0.75);
  font-size: 0.95rem;
  margin-bottom: 36px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

.btn-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 18px 48px;
  background: white;
  color: var(--navy);
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  transition: var(--transition);
  letter-spacing: 0.01em;
}

.btn-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--dark);
  padding: 60px 0 28px;
  color: rgba(255,255,255,0.5);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .brand-name {
  color: white;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-brand .brand-mark {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--green-400), var(--green-600));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.footer-brand p {
  font-size: 0.8rem;
  line-height: 1.8;
  max-width: 280px;
}

.footer-col h4 {
  color: white;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.footer-col a {
  display: block;
  font-size: 0.8rem;
  padding: 5px 0;
  color: rgba(255,255,255,0.45);
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--green-300);
  transform: translateX(3px);
}

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.74rem;
}

.footer-bottom a {
  color: rgba(255,255,255,0.35);
}

.footer-bottom a:hover {
  color: var(--green-300);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .hero-content { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-results { justify-content: center; }
  .hero-visual { max-width: 460px; margin: 0 auto; }
  .hero-badge-float { left: auto; right: 12px; bottom: 16px; }

  .proven-grid { grid-template-columns: repeat(2, 1fr); }

  .concept-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

  .benefits-layout { grid-template-columns: 1fr; }
  .benefits-image { max-width: 400px; margin: 0 auto; order: -1; }

  .services-grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }

  .profile .container { grid-template-columns: 1fr; text-align: center; }
  .profile-photo-wrap { max-width: 300px; margin: 0 auto; }
  .profile-tags { justify-content: center; }

  .testimonials-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  section { padding: 80px 0; }

  .nav-links {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    z-index: 999;
  }
  .nav-links.active { display: flex; }
  .nav-links a { font-size: 1.15rem; }
  .mobile-toggle { display: flex; z-index: 1001; }

  .hero { min-height: auto; padding: 120px 0 80px; }
  .hero-results { gap: 20px; flex-wrap: wrap; }

  .proven { padding: 60px 0; }
  .proven-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .proven-item { padding: 28px 16px; }
  .proven-item .big-number { font-size: 2rem; }

  .cta-box { padding: 60px 28px; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}