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

:root {
  --color-bg: #0a0a0a;
  --color-bg-2: #111111;
  --color-bg-3: #161616;
  --color-surface: #1a1a1a;
  --color-surface-2: #222222;
  --color-border: #2a2a2a;
  --color-red: #e02d2d;
  --color-red-dark: #b91c1c;
  --color-red-light: #ff4444;
  --color-gold: #d4a843;
  --color-gold-light: #f0c96a;
  --color-white: #ffffff;
  --color-text: #e8e8e8;
  --color-text-muted: #888888;
  --color-text-sub: #aaaaaa;
  --font-main: 'Noto Sans JP', sans-serif;
  --font-accent: 'Bebas Neue', sans-serif;
  --font-en: 'Inter', sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.6);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1100px;
}

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

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-main);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.sp-only { display: none; }

/* ==============================================
   HEADER
   ============================================== */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: #ffffff;
  border-bottom: 1px solid rgba(0,0,0,0.08);
  box-shadow: 0 2px 16px rgba(0,0,0,0.08);
  transition: background var(--transition), box-shadow var(--transition);
}

#site-header.scrolled {
  background: #ffffff;
  box-shadow: 0 2px 20px rgba(0,0,0,0.12);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.header-logo img {
  height: 52px;
  width: auto;
  filter: none;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header-nav a {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(20,20,20,0.75);
  letter-spacing: 0.05em;
  transition: color var(--transition);
  position: relative;
}

.header-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-red);
  transition: width var(--transition);
}

.header-nav a:hover {
  color: var(--color-red);
}

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

.btn-nav {
  background: var(--color-red) !important;
  color: var(--color-white) !important;
  padding: 10px 24px;
  border-radius: 100px;
  font-size: 0.82rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.08em;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition) !important;
}

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

.btn-nav:hover {
  background: var(--color-red-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(224,45,45,0.4) !important;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #222;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  flex-direction: column;
  background: rgba(10,10,10,0.97);
  padding: 24px 32px;
  gap: 0;
  border-top: 1px solid var(--color-border);
}

.mobile-menu.open { display: flex; }

.mobile-link {
  padding: 14px 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition);
}

.mobile-link:hover { color: var(--color-white); }

.btn-mobile {
  margin-top: 16px;
  background: var(--color-red);
  color: var(--color-white) !important;
  text-align: center;
  padding: 14px 0;
  border-radius: var(--radius-sm);
  font-weight: 700;
  letter-spacing: 0.05em;
  border-bottom: none !important;
}

/* ==============================================
   HERO
   ============================================== */
#hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

#hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  transform: scale(1.05);
  animation: heroZoom 12s ease-out forwards;
}

@keyframes heroZoom {
  from { transform: scale(1.08); }
  to   { transform: scale(1.0); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    /* 上部を暗く（テキスト視認性） */
    linear-gradient(
      to bottom,
      rgba(0,0,0,0.65) 0%,
      rgba(0,0,0,0.45) 40%,
      rgba(0,0,0,0.55) 100%
    ),
    /* 左側テキストエリアを暗く */
    linear-gradient(
      to right,
      rgba(0,0,0,0.60) 0%,
      rgba(0,0,0,0.20) 60%,
      rgba(0,0,0,0.10) 100%
    );
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 0 40px;
  max-width: 700px;
  margin-left: max(40px, calc(50vw - 550px));
  animation: heroFadeIn 1s 0.3s both;
}

@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(224,45,45,0.15);
  border: 1px solid rgba(224,45,45,0.4);
  color: #ff9999;
  font-size: 0.75rem;
  font-family: var(--font-en);
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
  letter-spacing: 0.04em;
}

.hero-badge i { font-size: 0.7rem; }

.hero-title {
  font-family: var(--font-main);
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero-title-sub {
  display: block;
  font-size: clamp(0.7rem, 4.2vw, 2.8rem);
  font-weight: 900;
  font-family: var(--font-main);
  color: #ffffff;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.hero-title-main {
  display: block;
  font-size: clamp(0.7rem, 4.2vw, 2.8rem);
  font-family: var(--font-main);
  font-weight: 900;
  letter-spacing: 0.05em;
  line-height: 0.9;
  background: none;
  -webkit-background-clip: unset;
  -webkit-text-fill-color: #FFD700;
  color: #FFD700;
  background-clip: text;
}

.hero-desc {
  font-size: clamp(1.1rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.5;
  color: var(--color-white);
}

.hero-sub-desc {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  color: rgba(255,255,255,0.65);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-red);
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 16px 32px;
  border-radius: 100px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--color-red-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(224,45,45,0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 16px 28px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.15);
  transition: background var(--transition), border-color var(--transition);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.14);
  border-color: rgba(255,255,255,0.3);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1.5px solid var(--color-red);
  color: var(--color-red);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 12px 26px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  margin-top: 20px;
}

.btn-outline:hover {
  background: var(--color-red);
  color: var(--color-white);
}

/* Scroll hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  animation: heroFadeIn 1s 1.2s both;
}

.hero-scroll-hint span {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: rgba(255,255,255,0.4);
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ==============================================
   PRICE BANNER
   ============================================== */
.price-banner {
  background: linear-gradient(135deg, #1a0a0a 0%, #200808 100%);
  border-top: 1px solid rgba(224,45,45,0.3);
  border-bottom: 1px solid rgba(224,45,45,0.3);
  padding: 36px 24px;
}

.price-banner-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
  justify-content: center;
}

.price-badge-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.price-label {
  font-size: 0.75rem;
  font-family: var(--font-en);
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.price-amount {
  font-family: var(--font-accent);
  font-size: 5rem;
  color: var(--color-red);
  line-height: 1;
  letter-spacing: 0.02em;
}

.price-amount small {
  font-size: 2rem;
  font-family: var(--font-main);
  font-weight: 700;
}

.price-includes {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.price-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--color-text-sub);
}

.price-item i {
  color: var(--color-gold);
  width: 18px;
  text-align: center;
}

.price-item.highlight {
  color: #ff9999;
  font-weight: 600;
}

.price-item.highlight i { color: var(--color-red-light); }

/* ==============================================
   SECTION BASE
   ============================================== */
.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--color-bg-2);
}

.section-contact {
  background: linear-gradient(180deg, var(--color-bg-2) 0%, #120000 100%);
}

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

.section-tag {
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--color-red);
  text-transform: uppercase;
  display: block;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.3;
  color: var(--color-white);
  letter-spacing: -0.01em;
}

.section-title.white { color: var(--color-white); }

.section-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-top: 16px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

.section-desc.white { color: rgba(255,255,255,0.6); }

.red-text { color: var(--color-red); }

/* ==============================================
   ABOUT
   ============================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-img-wrap {
  position: relative;
}

.about-img-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-img-pair-item {
  position: relative;
}

@media (max-width: 640px) {
  .about-img-pair {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
}

.about-img {
  width: 100%;
  border-radius: var(--radius-lg);
  aspect-ratio: 3 / 4;
  box-shadow: var(--shadow-lg);
  filter: brightness(1) contrast(1);
  display: block;
}

.about-img-contain {
  object-fit: contain;
  background: #fff;
}

.about-img-cover {
  object-fit: cover;
  object-position: center;
  background: #111;
}

.about-img-label {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--color-gold);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 6px;
}

.about-lead {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-red);
  margin-bottom: 24px;
  line-height: 1.6;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.about-body {
  font-size: 0.9rem;
  color: var(--color-text-sub);
  margin-bottom: 16px;
  line-height: 1.9;
}

.about-body mark {
  background: rgba(224,45,45,0.15);
  color: #ff9999;
  padding: 2px 6px;
  border-radius: 3px;
}

/* ==============================================
   PROBLEM
   ============================================== */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 60px;
}

.problem-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: translateY(30px);
}

.problem-card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease, border-color var(--transition), box-shadow var(--transition);
}

.problem-card:hover {
  border-color: var(--color-red);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(224,45,45,0.12);
}

.problem-icon {
  width: 56px;
  height: 56px;
  background: rgba(224,45,45,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  color: var(--color-red);
  font-size: 1.3rem;
  transition: background var(--transition), transform var(--transition);
}

.problem-card:hover .problem-icon {
  background: rgba(224,45,45,0.2);
  transform: scale(1.1);
}

.problem-card p {
  font-size: 0.9rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}

.problem-consult-img {
  max-width: 640px;
  margin: 0 auto;
}

.consult-img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* ==============================================
   SOLUTION
   ============================================== */
.solution-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
  padding: 60px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.solution-lead {
  font-size: clamp(1.2rem, 2.5vw, 1.7rem);
  font-weight: 900;
  line-height: 1.5;
  color: var(--color-white);
}

.solution-img-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.solution-img-grid.three-cols {
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

.solution-img-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.solution-img-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.solution-img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.5s ease;
}

.solution-img-item:hover .solution-img {
  transform: scale(1.04);
}

.solution-img-tag {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(10,10,10,0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--color-gold);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 100px;
}

@media (max-width: 640px) {
  .solution-img-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .solution-img-grid.three-cols {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 6px;
  }
}

/* Conditions */
.conditions-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 52px;
}

.conditions-title {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--color-gold);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
}

.conditions-title i { font-size: 1.1rem; }

.conditions-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.condition-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 14px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

.condition-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-3px);
}

.condition-num {
  font-family: var(--font-accent);
  font-size: 2rem;
  color: var(--color-gold);
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 8px;
  line-height: 1;
}

.condition-card p {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==============================================
   MENTOR
   ============================================== */
/* Mentor hero image */
.mentor-hero-img-wrap {
  margin: 0 auto 56px;
  max-width: 480px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
  position: relative;
}

.mentor-hero-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,0.45) 100%);
  pointer-events: none;
}

.mentor-hero-img {
  width: 100%;
  display: block;
  object-fit: contain;
  aspect-ratio: auto;
  background: #000;
  transition: transform 0.6s cubic-bezier(0.25,0.46,0.45,0.94);
}

.mentor-hero-img-wrap:hover .mentor-hero-img {
  transform: scale(1.04);
}

.mentor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}

.mentor-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: border-color var(--transition), transform var(--transition);
}

.mentor-card:hover {
  border-color: rgba(212,168,67,0.5);
  transform: translateY(-4px);
}

.mentor-icon {
  width: 54px;
  height: 54px;
  background: rgba(212,168,67,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.mentor-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.mentor-card p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.mentor-img-wrap {
  text-align: center;
}

.mentor-img {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* スポンサーギャラリー */
.sponsor-label {
  font-family: var(--font-main);
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
}

.sponsor-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 860px;
  margin: 0 auto 18px;
}

.sponsor-gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
  transition: transform var(--transition), box-shadow var(--transition);
}

.sponsor-gallery-item:hover {
  transform: translateY(-5px) scale(1.01);
  box-shadow: 0 28px 64px rgba(0,0,0,0.7);
}

.sponsor-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transition: transform 0.5s ease;
}

.sponsor-gallery-item:hover .sponsor-img {
  transform: scale(1.04);
}

.sponsor-img-tag {
  position: absolute;
  bottom: 14px;
  left: 14px;
  background: rgba(10,10,10,0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(212,168,67,0.35);
  color: var(--color-gold);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: 100px;
}

/* レスポンシブ */
@media (max-width: 640px) {
  .sponsor-gallery {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

.mentor-img-caption {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 14px;
}

/* ==============================================
   FLOW
   ============================================== */
.flow-steps {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-bottom: 72px;
  flex-wrap: wrap;
}

.flow-step {
  flex: 1;
  min-width: 180px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

.flow-step:hover {
  border-color: var(--color-red);
  transform: translateY(-4px);
}

.flow-step-num {
  font-family: var(--font-accent);
  font-size: 3rem;
  color: rgba(224,45,45,0.2);
  line-height: 1;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.flow-step-icon {
  width: 52px;
  height: 52px;
  background: rgba(224,45,45,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-red);
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.flow-step-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 8px;
}

.flow-step-content p {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.flow-arrow {
  display: flex;
  align-items: center;
  padding: 0 8px;
  color: var(--color-border);
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* Price Card */
.price-card {
  background: linear-gradient(135deg, #1a0505 0%, #200a0a 100%);
  border: 1px solid rgba(224,45,45,0.35);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(224,45,45,0.1);
}

.price-card-inner {
  display: grid;
  grid-template-columns: 280px 1fr;
}

.price-card-left {
  background: var(--color-red);
  padding: 52px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.pc-tag {
  font-family: var(--font-en);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  display: block;
  margin-bottom: 12px;
}

.pc-amount {
  font-family: var(--font-accent);
  font-size: 5.5rem;
  color: var(--color-white);
  line-height: 1;
  letter-spacing: 0.02em;
}

.pc-amount span {
  font-size: 2.2rem;
  font-family: var(--font-main);
  font-weight: 900;
}

.pc-duration {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  margin-top: 8px;
  display: block;
}

.price-card-right {
  padding: 48px 52px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 28px;
}

.pc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.pc-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--color-text-sub);
}

.pc-list li i {
  color: var(--color-red);
  width: 18px;
  flex-shrink: 0;
}

.pc-list-highlight {
  color: #ff9999 !important;
  font-weight: 600;
}

.pc-list-highlight i { color: var(--color-red-light) !important; }

/* ==============================================
   CONTACT
   ============================================== */
.contact-form-wrap {
  max-width: 740px;
  margin: 0 auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* フォーム本体 */
.contact-form {
  padding: 48px 52px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-required {
  background: var(--color-red);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 100px;
  letter-spacing: 0.05em;
}

.form-input {
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  font-family: var(--font-main);
  font-size: 0.95rem;
  padding: 14px 18px;
  width: 100%;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-input::placeholder {
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.form-input:focus {
  border-color: var(--color-red);
  box-shadow: 0 0 0 3px rgba(224,45,45,0.15);
}

.form-input.error {
  border-color: var(--color-red);
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

.form-select option {
  background: var(--color-surface);
  color: var(--color-white);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
  line-height: 1.7;
}

.form-error {
  font-size: 0.75rem;
  color: var(--color-red);
  display: none;
  align-items: center;
  gap: 4px;
}

.form-error.show {
  display: flex;
}

/* プライバシー */
.c-form__privacy {
  margin-bottom: 1.5rem;
}

.c-form__privacy-content {
  padding: 1.25rem 0 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
  border: 1px solid #dddddd;
  border-radius: 6px;
}

.c-form__privacy-content-scroll {
  height: 150px;
  padding-right: 1.5rem;
  overflow-y: scroll;
}

.c-form__privacy-content-scroll section {
  margin-bottom: 1.25rem;
}

.c-form__privacy-content-scroll section:last-child {
  margin-bottom: 0;
}

.c-form__privacy-content-scroll .ttl {
  margin-bottom: 0.25rem;
  font-size: 0.8125rem;
  font-weight: bold;
  color: var(--color-text);
}

.c-form__privacy-content-scroll p {
  font-size: 0.75rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}

.c-form__privacy-content-scroll a {
  color: var(--color-red);
}

.c-form__privacy-txt01 {
  display: flex;
  justify-content: center;
  margin-bottom: 0.5rem;
}

.form-check-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--color-text-sub);
  user-select: none;
}

.form-check-label input[type="checkbox"] {
  display: none;
}

.form-check-custom {
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition);
  position: relative;
}

.form-check-label input[type="checkbox"]:checked + .form-check-custom {
  background: var(--color-red);
  border-color: var(--color-red);
}

.form-check-label input[type="checkbox"]:checked + .form-check-custom::after {
  content: '';
  width: 5px;
  height: 9px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg) translateY(-1px);
  display: block;
}

/* 送信ボタン */
.form-submit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--color-red);
  color: #fff;
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  padding: 18px 40px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  width: 100%;
  margin-top: 8px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 6px 24px rgba(224,45,45,0.4);
}

.form-submit-btn:hover {
  background: var(--color-red-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(224,45,45,0.55);
}

.form-submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* 送信完了 */
.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
  padding: 48px 24px;
  background: rgba(224,45,45,0.06);
  border: 1px solid rgba(224,45,45,0.2);
  border-radius: var(--radius-md);
  margin-top: 8px;
}

.form-success.show {
  display: flex;
}

.form-success i {
  font-size: 3rem;
  color: var(--color-red);
}

.form-success p {
  font-size: 0.95rem;
  color: var(--color-text-sub);
  line-height: 1.8;
}

/* レスポンシブ */
@media (max-width: 640px) {
  .contact-form {
    padding: 28px 20px;
    gap: 18px;
  }
}

.contact-form-wrap iframe {
  display: block;
}

/* ==============================================
   FOOTER
   ============================================== */
#site-footer {
  background: var(--color-bg-2);
  border-top: 1px solid var(--color-border);
  padding: 60px 24px 40px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.footer-logo img {
  height: 36px;
  filter: brightness(0) invert(1);
  opacity: 0.7;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
}

.footer-nav {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-nav a {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.footer-nav a:hover { color: var(--color-white); }

.footer-company {
  font-size: 0.85rem;
  margin-top: 4px;
}

.footer-company a {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color 0.3s ease;
}

.footer-company a:hover {
  color: var(--color-gold);
}

.footer-copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.2);
  letter-spacing: 0.05em;
  margin-top: 8px;
}

/* ==============================================
   SUPERCARS（画像カードグリッド）
   ============================================== */
.supercars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: center;
}

.supercar-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.supercar-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(224,45,45,0.3);
}

.supercar-img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  object-position: center 80%;
  display: block;
}

/* ==============================================
   BEFORE / AFTER（ペルソナ別変化）
   ============================================== */
.persona-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.persona-card {
  background: var(--color-surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.persona-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.persona-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  background: linear-gradient(135deg, rgba(224,45,45,0.15), rgba(224,45,45,0.05));
  border-bottom: 1px solid rgba(224,45,45,0.15);
}

.persona-icon {
  width: 48px;
  height: 48px;
  background: var(--color-red);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: #fff;
  flex-shrink: 0;
}

.persona-profile {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.persona-type {
  font-size: 0.7rem;
  color: var(--color-red);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.persona-name {
  font-size: 0.95rem;
  color: var(--color-white);
  font-weight: 600;
}

.persona-body {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.persona-before,
.persona-after {
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
}

.persona-before {
  background: rgba(255,255,255,0.04);
  border-left: 3px solid rgba(255,255,255,0.2);
}

.persona-after {
  background: rgba(224,45,45,0.1);
  border-left: 3px solid var(--color-red);
}

.persona-after strong {
  color: #ff9999;
}

.ba-label {
  display: inline-block;
  font-size: 0.65rem;
  font-family: var(--font-en);
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.before-label {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.5);
}

.after-label {
  background: rgba(224,45,45,0.3);
  color: #ff9999;
}

.ba-arrow {
  text-align: center;
  color: var(--color-red);
  font-size: 1rem;
  opacity: 0.6;
}

.persona-timeline {
  padding: 16px 24px 20px;
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tl-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
}

.tl-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
}

.tl-dot.active {
  background: var(--color-red);
  box-shadow: 0 0 8px rgba(224,45,45,0.6);
}

.tl-time {
  min-width: 58px;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
}

.tl-text {
  color: rgba(255,255,255,0.55);
}

/* ==============================================
   VOICE（お客様の声）
   ============================================== */
.voice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.voice-card {
  background: linear-gradient(135deg, #1a0a0a 0%, #200808 100%);
  border: 1px solid rgba(224,45,45,0.2);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}

.voice-card::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  left: 20px;
  font-size: 4rem;
  line-height: 1;
  color: rgba(224,45,45,0.15);
  font-family: serif;
}

.voice-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(224,45,45,0.15);
  border-color: rgba(224,45,45,0.4);
}

.voice-stars {
  color: #FFD700;
  font-size: 1rem;
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.voice-text {
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.8);
  margin-bottom: 20px;
  padding-top: 8px;
}

.voice-author {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 16px;
}

.voice-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(224,45,45,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-red);
  font-size: 1rem;
  flex-shrink: 0;
}

.voice-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.voice-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-white);
}

.voice-job {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
}

/* ==============================================
   FAQ
   ============================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq-item:hover {
  border-color: rgba(224,45,45,0.3);
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  color: var(--color-white);
  font-size: 0.98rem;
  font-weight: 600;
  font-family: var(--font-main);
  gap: 12px;
  transition: color var(--transition);
}

.faq-q:hover {
  color: #ff9999;
}

.faq-icon {
  color: var(--color-red);
  font-size: 0.85rem;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 24px;
}

.faq-item.open .faq-a {
  max-height: 300px;
  padding: 0 24px 20px;
}

.faq-a p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.7);
  border-left: 2px solid var(--color-red);
  padding-left: 14px;
}

/* ==============================================
   RESPONSIVE — 新セクション
   ============================================== */
@media (max-width: 900px) {
  .supercars-grid { grid-template-columns: repeat(2, 1fr); }
  .persona-list { grid-template-columns: 1fr; }
  .voice-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .supercars-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .supercar-img { height: 160px; }
}

/* ==============================================
   FLOATING CTA
   ============================================== */
.floating-cta {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 900;
  transform: translateY(120px);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.floating-cta.visible {
  transform: translateY(0);
}

.floating-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-red);
  color: var(--color-white);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 14px 24px;
  border-radius: 100px;
  box-shadow: 0 8px 32px rgba(224,45,45,0.45);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.floating-btn:hover {
  background: var(--color-red-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(224,45,45,0.55);
}

.floating-btn i { font-size: 1rem; }

/* ==============================================
   RESPONSIVE — TABLET
   ============================================== */
@media (max-width: 960px) {
  .header-nav { display: none; }
  .hamburger { display: flex; }

  .hero-content {
    margin-left: 0;
    padding: 0 28px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

  .solution-hero {
    grid-template-columns: 1fr;
    padding: 36px;
    gap: 32px;
  }

  .conditions-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

  .flow-steps {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .flow-arrow { display: none; }

  .price-card-inner {
    grid-template-columns: 1fr;
  }

  .price-card-left { padding: 36px 24px; }
  .price-card-right { padding: 32px 28px; }
}

/* ==============================================
   RESPONSIVE — MOBILE
   ============================================== */
@media (max-width: 640px) {
  .sp-only { display: inline; }

  .header-inner { padding: 14px 20px; }

  .section { padding: 72px 0; }
  .section-header { margin-bottom: 40px; }

  #hero { height: 100svh; min-height: 600px; }

  .hero-title-main { font-size: clamp(1rem, 3vw, 2rem); }
  .hero-title-sub { font-size: clamp(1rem, 3vw, 2rem); }
  .hero-desc { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn-primary,
  .hero-cta .btn-secondary { width: 100%; justify-content: center; }

  .price-banner-inner { flex-direction: column; gap: 28px; }

  .problem-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .problem-card { padding: 20px 16px; }
  .problem-icon { width: 44px; height: 44px; font-size: 1.1rem; }

  .solution-hero { padding: 28px 20px; }

  .conditions-wrap { padding: 28px 20px; }
  .conditions-grid { grid-template-columns: repeat(2, 1fr); }

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

  .flow-steps { grid-template-columns: 1fr; }

  .price-card-inner { grid-template-columns: 1fr; }

  .footer-nav { gap: 20px; }

  .floating-btn span { display: none; }
  .floating-btn { padding: 16px; border-radius: 50%; width: 54px; height: 54px; justify-content: center; }
  .floating-btn i { font-size: 1.2rem; }
}

/* ==============================================
   SCROLL ANIMATIONS
   ============================================== */
.fade-in-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Staggered delays */
.fade-in-up.delay-1 { transition-delay: 0.1s; }
.fade-in-up.delay-2 { transition-delay: 0.2s; }
.fade-in-up.delay-3 { transition-delay: 0.3s; }
.fade-in-up.delay-4 { transition-delay: 0.4s; }