/* ============================================
   Pattern B: Linear & Sharp
   グリッド感、細いライン、角ばったデザイン、高コントラスト
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  /* Primary Colors */
  --primary: #FF6B35;
  --primary-dark: #E55A28;
  --primary-light: #FF8A5C;

  /* Neutral Colors */
  --dark: #0D0D0D;
  --dark-gray: #1A1A1A;
  --medium-gray: #333333;
  --light-gray: #E5E5E5;
  --off-white: #F8F8F8;
  --white: #FFFFFF;

  /* Accent */
  --accent: #00B4D8;
  --accent-dark: #0096B4;

  /* Gradients - Sharp Linear */
  --gradient-1: linear-gradient(90deg, #FF6B35, #FF8A5C);
  --gradient-dark: linear-gradient(180deg, #0D0D0D, #1A1A1A);

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Noto Sans JP', sans-serif;

  /* Spacing */
  --section-padding: 6rem 2rem;
  --content-max-width: 1000px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--white);
  color: var(--dark);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Section Common ---------- */
section {
  padding: var(--section-padding);
  width: 100%;
  max-width: none;
  position: relative;
}

/* ---------- Unified Heading Styles ---------- */
.section-label {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  display: inline-block;
  border: 1px solid var(--primary);
  padding: 0.25rem 0.75rem;
  margin-bottom: 0.75rem;
  line-height: 1;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4.5vw, 2.2rem);
  font-weight: 700;
  line-height: 1.4;
  margin: 0;
  padding-bottom: 1rem;
  position: relative;
  display: block;
  color: var(--dark);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--primary);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 4rem 2rem;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

/* Hero Content Container */
.tagline,
.hero-title,
.hero-subtitle,
.hero-catchcopy,
.hero-badges,
.hero-cta {
  width: 100%;
  max-width: var(--content-max-width);
}

/* Grid Background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 107, 53, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 107, 53, 0.08) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* Vertical Line Accent */
.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 80px;
  width: 1px;
  height: 100%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    var(--primary) 20%,
    var(--primary) 80%,
    transparent 100%
  );
  opacity: 0.4;
}

.tagline {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--primary);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
  padding-left: 2rem;
  border-left: 2px solid var(--primary);
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 8vw, 5rem);
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--light-gray);
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.hero-catchcopy {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--light-gray);
  line-height: 2;
  margin-bottom: 2.5rem;
  position: relative;
  z-index: 1;
  padding-left: 1.5rem;
  border-left: 1px solid var(--medium-gray);
}

/* Hero Badges */
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.hero-badge {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--white);
  background: transparent;
  border: 1px solid var(--primary);
  padding: 0.4rem 1rem;
  letter-spacing: 0.05em;
}

/* Hero CTA */
.hero-cta {
  position: relative;
  z-index: 1;
}

.btn-cta {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--dark);
  background: var(--primary);
  padding: 1rem 2.5rem;
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: all 0.2s ease;
  position: relative;
}

.btn-cta::after {
  content: '';
  position: absolute;
  top: 4px;
  left: 4px;
  width: 100%;
  height: 100%;
  border: 1px solid var(--primary);
  transition: all 0.2s ease;
}

.btn-cta:hover {
  transform: translate(2px, 2px);
}

.btn-cta:hover::after {
  transform: translate(-2px, -2px);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.scroll-indicator span {
  display: block;
  width: 1px;
  height: 60px;
  background: linear-gradient(180deg, var(--primary), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================
   PROBLEM SECTION
   ============================================ */
.problem {
  background: var(--off-white);
  position: relative;
}

/* Horizontal Line Accent */
.problem::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--light-gray) 20%,
    var(--light-gray) 80%,
    transparent 100%
  );
}

.problem-inner {
  max-width: var(--content-max-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.problem-list {
  list-style: none;
  margin-top: 2.5rem;
}

.problem-list li {
  font-size: 1rem;
  color: var(--medium-gray);
  padding: 1rem 0;
  border-bottom: 1px solid var(--light-gray);
  position: relative;
  padding-left: 1.5rem;
}

.problem-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 1px;
  background: var(--primary);
}

/* ============================================
   SOLUTION SECTION
   ============================================ */
.solution {
  background: var(--white);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.solution .section-label {
  width: fit-content;
  position: relative;
  z-index: 1;
}

.solution .section-title,
.solution .solution-highlight,
.solution .solution-text {
  width: 100%;
  max-width: var(--content-max-width);
  text-align: left;
  position: relative;
  z-index: 1;
}

.solution-highlight {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  color: var(--dark);
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
  padding-left: 1.5rem;
  border-left: 4px solid var(--primary);
}

.solution-text {
  font-size: 1rem;
  color: var(--medium-gray);
  line-height: 2;
}

/* ============================================
   YOUTUBE SECTION
   ============================================ */
.youtube {
  background: var(--off-white);
  padding: var(--section-padding);
  text-align: center;
  position: relative;
}

.youtube-inner {
  max-width: 800px;
  margin: 0 auto;
}

.youtube-desc {
  font-size: 1rem;
  color: var(--medium-gray);
  margin-bottom: 2rem;
}

.youtube-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  margin-bottom: 2rem;
}

.youtube-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.youtube-link {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.3s ease;
  letter-spacing: 0.05em;
}

.youtube-link:hover {
  background: var(--primary);
  color: var(--white);
}

/* ============================================
   PACKAGES SECTION
   ============================================ */
.packages {
  background: var(--dark);
  color: var(--white);
  position: relative;
}

/* Grid Background */
.packages::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 107, 53, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 107, 53, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.packages-inner {
  max-width: var(--content-max-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.packages .section-label {
  color: var(--primary);
  border-color: var(--primary);
}

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

.packages .section-title::after {
  background: var(--primary);
}

/* Package Comparison */
.package-comparison {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--medium-gray);
  margin: 3rem 0;
  border: 1px solid var(--medium-gray);
}

.comparison-item {
  background: var(--dark-gray);
  padding: 1.5rem;
  text-align: center;
}

.comparison-label {
  font-size: 0.75rem;
  color: var(--light-gray);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.comparison-value {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
}

/* Package Grid */
.package-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--medium-gray);
  border: 1px solid var(--medium-gray);
}

.package-card {
  background: var(--dark-gray);
  padding: 2.5rem 2rem;
  position: relative;
}

.package-card.featured {
  background: linear-gradient(180deg, var(--dark-gray), #1F1F1F);
}

.package-card.featured::before {
  content: 'RECOMMENDED';
  position: absolute;
  top: 0;
  right: 0;
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--dark);
  background: var(--primary);
  padding: 0.3rem 0.8rem;
  letter-spacing: 0.1em;
}

.package-badge {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--primary);
  border: 1px solid var(--primary);
  padding: 0.2rem 0.6rem;
  display: inline-block;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.package-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
}

.package-price {
  margin-bottom: 1.5rem;
}

.price-original {
  font-size: 0.8rem;
  color: var(--light-gray);
  text-decoration: line-through;
}

.price-current {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
}

.price-unit {
  font-size: 0.9rem;
  color: var(--light-gray);
}

.package-features {
  list-style: none;
}

.package-features li {
  font-size: 0.9rem;
  color: var(--light-gray);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--medium-gray);
  position: relative;
  padding-left: 1rem;
}

.package-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  background: var(--primary);
}

/* Package Plus Section */
.package-plus {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px dashed var(--primary);
}

.plus-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
  border: 1px solid var(--primary);
  padding: 0.25rem 0.75rem;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.plus-features {
  border-top: none !important;
  padding-top: 0 !important;
  margin-top: 0.5rem !important;
}

.plus-features li::before {
  background: var(--accent) !important;
}

/* Packages CTA */
.packages-cta {
  margin-top: 3rem;
  text-align: center;
}

/* ============================================
   TARGET SECTION
   ============================================ */
.target {
  background: var(--white);
  position: relative;
}

.target-inner {
  max-width: var(--content-max-width);
  margin: 0 auto;
}

.target-list {
  list-style: none;
  margin-top: 2.5rem;
  display: grid;
  gap: 0;
  counter-reset: target-counter;
}

.target-list li {
  font-size: 1rem;
  color: var(--medium-gray);
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--light-gray);
  position: relative;
  padding-left: 3rem;
  counter-increment: target-counter;
}

.target-list li::before {
  content: counter(target-counter, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.2rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
}

/* ============================================
   BENEFITS SECTION
   ============================================ */
.benefits {
  background: var(--off-white);
  position: relative;
}

.benefits-inner {
  max-width: var(--content-max-width);
  margin: 0 auto;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--light-gray);
  margin-top: 3rem;
  border: 1px solid var(--light-gray);
}

.benefit-card {
  background: var(--white);
  padding: 2rem 1.5rem;
  text-align: left;
}

.benefit-icon {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.benefit-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.75rem;
}

.benefit-desc {
  font-size: 0.85rem;
  color: var(--medium-gray);
  line-height: 1.7;
}

/* ============================================
   PROFILE SECTION
   ============================================ */
.profile {
  background: var(--off-white);
  padding: var(--section-padding);
  position: relative;
}

.profile-inner {
  max-width: 900px;
  margin: 0 auto;
}

.profile-card {
  background: var(--white);
  padding: 2.5rem;
  margin-top: 2.5rem;
  border: 1px solid var(--light-gray);
}

.profile-content {
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
}

.profile-image {
  flex-shrink: 0;
  width: 140px;
  height: 140px;
}

.profile-image img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  border: 3px solid var(--light-gray);
}

.profile-info {
  flex: 1;
}

.profile-name {
  font-family: 'Outfit', sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
  color: var(--dark);
  letter-spacing: 0.02em;
}

.profile-name-sub {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--medium-gray);
  display: block;
  margin-top: 0.3rem;
}

.profile-career {
  list-style: none;
  margin-bottom: 1.5rem;
  padding: 1.2rem 1.5rem;
  background: var(--off-white);
  border-left: 2px solid var(--primary);
}

.profile-career li {
  padding: 0.3rem 0;
  color: var(--medium-gray);
  font-size: 0.85rem;
  position: relative;
  padding-left: 1.2rem;
}

.profile-career li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-size: 0.8rem;
}

.profile-message {
  margin-bottom: 1.5rem;
}

.profile-message p {
  color: var(--medium-gray);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 0.7rem;
}

.profile-message p:first-child {
  font-size: 0.95rem;
  color: var(--dark);
  font-weight: 500;
}

.profile-links {
  display: flex;
  gap: 1rem;
}

.profile-link {
  display: inline-block;
  padding: 0.6rem 1.5rem;
  background: transparent;
  border: 1px solid var(--dark);
  color: var(--dark);
  font-weight: 500;
  font-size: 0.8rem;
  text-decoration: none;
  transition: all 0.3s ease;
  letter-spacing: 0.05em;
}

.profile-link:hover {
  background: var(--dark);
  color: var(--white);
}

@media (max-width: 768px) {
  .profile-card {
    padding: 1.5rem;
  }

  .profile-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .profile-image {
    width: 120px;
    height: 120px;
  }

  .profile-image img {
    width: 120px;
    height: 120px;
  }

  .profile-career {
    text-align: left;
  }

  .profile-links {
    justify-content: center;
  }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
  background: var(--dark);
  padding: 5rem 2rem;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cta-title,
.cta-text {
  width: 100%;
  max-width: var(--content-max-width);
  text-align: left;
}

/* Grid Background */
.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 107, 53, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 107, 53, 0.08) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.cta .section-label,
.cta .section-title,
.cta-title,
.cta-text,
.cta-limit,
.cta-button {
  max-width: var(--content-max-width);
  margin-left: auto;
  margin-right: auto;
  display: block;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  color: var(--primary);
  line-height: 1.6;
  letter-spacing: 0.02em;
  margin-bottom: 1.5rem;
}

.cta-text {
  font-size: 1rem;
  color: var(--light-gray);
  line-height: 2;
  margin-bottom: 2rem;
}

.cta-limit {
  display: block;
  width: fit-content;
  background: transparent;
  color: var(--primary);
  padding: 0.3rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 2rem;
  border: 1px solid var(--primary);
  letter-spacing: 0.1em;
}

.cta-button {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--dark);
  background: var(--primary);
  padding: 1.2rem 3rem;
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: all 0.2s ease;
  position: relative;
}

.cta-button::after {
  content: '';
  position: absolute;
  top: 4px;
  left: 4px;
  width: 100%;
  height: 100%;
  border: 1px solid var(--primary);
  transition: all 0.2s ease;
}

.cta-button:hover {
  transform: translate(2px, 2px);
}

.cta-button:hover::after {
  transform: translate(-2px, -2px);
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  background: var(--dark);
  color: var(--light-gray);
  padding: 2rem;
  text-align: center;
  font-size: 0.8rem;
  border-top: 1px solid var(--medium-gray);
}

footer p {
  margin: 0.3rem 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .package-comparison {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 4rem 1.5rem;
  }

  .hero::after {
    left: 20px;
  }

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

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

@media (max-width: 480px) {
  .benefits-grid {
    grid-template-columns: 1fr;
  }

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