/* ===== リセット & 基本設定 ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* ===== ブランドカラー（ロゴから抽出） ===== */
  /* メインカラー: ロゴのBアイコン・サークルのコーラルピンク */
  --primary: #FF6B8A;
  --primary-light: #FF8FAD;
  --primary-dark: #E84D70;
  /* サブカラー: サークル上部・テキストグラデーション始点のティール */
  --secondary: #3DD6C5;
  --secondary-light: #6DE3D8;
  --secondary-dark: #25BBA9;
  /* アクセントカラー: テキストアウトラインのイエロー/オレンジ */
  --accent: #FFB830;
  --accent-light: #FFCC6A;
  --accent-dark: #E09A10;
  /* ブランドグラデーション（ロゴのサークル・テキストと同様） */
  --gradient: linear-gradient(135deg, #3DD6C5, #FF6B8A, #FFB830);
  --gradient-2: linear-gradient(135deg, #3DD6C5, #FF6B8A);
  --gradient-3: linear-gradient(135deg, #FF6B8A, #FFB830);
  /* 背景色: ロゴの白背景＋各セクション用の淡いパステル */
  --bg: #FFFFFF;
  --bg-2: #F0FDFC;   /* ティールの極薄 */
  --bg-3: #FFF5F8;   /* ピンクの極薄 */
  --bg-4: #FFFBF0;   /* イエローの極薄 */
  --dark: #1A2E2B;
  --text: #2D3D3B;
  --text-2: #5A7270;
  --white: #ffffff;
  --gradient-hero: linear-gradient(135deg, #FFF5F8 0%, #F0FDFC 50%, #FFFBF0 100%);
  --font-jp: 'Noto Sans JP', sans-serif;
  --font-en: 'Inter', sans-serif;
  --radius: 20px;
  --radius-lg: 32px;
  --shadow: 0 12px 40px rgba(255, 107, 138, 0.15);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.08);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

/* ===== セクション共通 ===== */
.section {
  padding: 128px 0;
  position: relative;
  isolation: isolate;
}

.section::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: min(1120px, calc(100% - 48px));
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, rgba(61, 214, 197, 0.35), rgba(255, 107, 138, 0.35), transparent);
  pointer-events: none;
}

.section__label {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 5px;
  color: var(--primary);
  margin-bottom: 16px;
  display: block;
}

.section__title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.12;
  margin-bottom: 24px;
  color: var(--dark);
  letter-spacing: -0.04em;
}

.section__subtitle {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: var(--text-2);
  margin-bottom: 72px;
  line-height: 1.9;
}

/* ===== ボタン ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 17px 38px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.35s ease, background 0.35s ease, color 0.35s ease;
  border: none;
  text-align: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 0%, rgba(255, 255, 255, 0.45) 45%, transparent 65%);
  transform: translateX(-120%);
  transition: transform 0.6s ease;
  z-index: -1;
}

.btn:hover::before {
  transform: translateX(120%);
}

.btn--primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: 0 12px 34px rgba(255, 107, 138, 0.35);
}

.btn--primary:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 20px 48px rgba(255, 107, 138, 0.46), 0 0 0 6px rgba(255, 107, 138, 0.08);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.9);
  color: var(--primary);
  border: 2.5px solid var(--primary);
  backdrop-filter: blur(10px);
}

.btn--ghost:hover {
  background: var(--gradient-2);
  border-color: transparent;
  color: var(--white);
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(61, 214, 197, 0.24);
}

.btn--full {
  width: 100%;
  padding: 20px;
  font-size: 1.1rem;
}

/* ===== ナビゲーション ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(255, 253, 252, 0.95);
  backdrop-filter: blur(20px);
  padding: 14px 0;
  border-bottom: 2px solid rgba(255, 107, 138, 0.1);
  box-shadow: 0 4px 20px rgba(255, 107, 138, 0.08);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav__logo-img {
  height: 88px;
  width: auto;
  object-fit: contain;
  display: block;
}

@media (max-width: 767px) {
  .nav {
    min-height: 56px;
  }

  .nav__logo {
    flex-shrink: 0;
    max-width: 180px;
  }

  .nav__logo-img {
    display: block;
    height: 52px;
    max-width: 180px;
    width: auto;
    object-fit: contain;
  }
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-2);
  transition: var(--transition);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2.5px;
  background: var(--gradient);
  border-radius: 2px;
  transition: var(--transition);
}

.nav__link:hover {
  color: var(--primary);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__link--cta {
  background: var(--gradient);
  color: var(--white) !important;
  padding: 10px 24px;
  border-radius: 50px;
  box-shadow: 0 4px 20px rgba(255, 107, 138, 0.35);
}

.nav__link--cta::after {
  display: none;
}

.nav__link--cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 107, 138, 0.45);
}

@media (min-width: 768px) and (max-width: 1100px) {
  .nav__logo-img {
    height: 68px;
  }

  .nav__menu {
    gap: 18px;
  }

  .nav__link {
    font-size: 0.82rem;
  }

  .nav__link--cta {
    padding: 9px 18px;
  }
}

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

.nav__hamburger span {
  width: 24px;
  height: 2.5px;
  background: var(--primary);
  display: block;
  transition: var(--transition);
  border-radius: 2px;
}

.nav__hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav__hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

.nav__hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 767px) {
  .header {
    padding: 12px 0;
  }

  .header.scrolled {
    padding: 10px 0;
  }

  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(82vw, 340px);
    height: 100vh;
    background: rgba(255, 253, 252, 0.98);
    backdrop-filter: blur(30px);
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 18px;
    padding: 88px 32px 40px;
    transition: right var(--transition);
    border-left: 2px solid rgba(255, 107, 138, 0.1);
    box-shadow: -16px 0 48px rgba(255, 107, 138, 0.12);
    z-index: 1000;
  }

  .nav__menu.open {
    right: 0;
  }

  .nav__menu li {
    width: 100%;
  }

  .nav__link {
    display: block;
    width: 100%;
    padding: 12px 0;
    font-size: 1.05rem;
    color: var(--text);
  }

  .nav__link--cta {
    text-align: center;
    margin-top: 8px;
    padding: 14px 22px;
  }

  .nav__hamburger {
    display: flex;
    z-index: 1001;
  }

  .hero {
    min-height: 92vh;
    padding-top: 92px;
  }

  .hero__content {
    padding: 56px 0;
  }

  .hero__title {
    font-size: clamp(2.35rem, 11vw, 3.05rem);
    line-height: 1.18;
    letter-spacing: -0.05em;
  }

  .hero__desc {
    font-size: 1rem;
  }
}

/* ===== ヒーロー ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 100px;
  background: var(--gradient-hero);
}

.hero__bg {
  position: absolute;
  inset: 0;
}

.hero__gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 90% 20%, rgba(255, 107, 138, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(61, 214, 197, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse 40% 40% at 50% 50%, rgba(255, 184, 48, 0.08) 0%, transparent 60%);
}

.hero__particles {
  position: absolute;
  inset: 0;
}

.particle {
  position: absolute;
  border-radius: 50%;
  animation: float linear infinite;
  opacity: 0.7;
}

@keyframes float {
  0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10% { opacity: 0.7; }
  90% { opacity: 0.7; }
  100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 80px 0;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero__visual {
  position: relative;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero__img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  object-fit: cover;
  aspect-ratio: 4 / 3;
  box-shadow: 0 24px 60px rgba(255, 107, 138, 0.2);
  border: 3px solid rgba(255, 255, 255, 0.8);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  border: 2px solid rgba(255, 107, 138, 0.25);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease both;
  color: var(--primary);
  box-shadow: 0 4px 20px rgba(255, 107, 138, 0.12);
}

.badge__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
}

.hero__title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 28px;
  animation: fadeInUp 0.8s ease 0.1s both;
  color: var(--dark);
}

.hero__title--gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__desc {
  font-size: 1.1rem;
  color: var(--text-2);
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease 0.2s both;
  line-height: 1.8;
}

.hero__desc strong {
  color: var(--secondary);
  background: var(--gradient-2);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__proof {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  max-width: 980px;
  margin-bottom: 36px;
  animation: fadeInUp 0.8s ease 0.28s both;
}

.hero__proof-item {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 107, 138, 0.16);
  border-radius: 18px;
  padding: 16px 18px;
  box-shadow: 0 12px 34px rgba(255, 107, 138, 0.1);
  backdrop-filter: blur(16px);
}

.hero__proof-num {
  display: block;
  font-size: 1.05rem;
  font-weight: 900;
  line-height: 1.25;
  background: var(--gradient-2);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}

.hero__proof-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-2);
  font-weight: 700;
  line-height: 1.5;
}

.hero__cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 32px;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.stat {
  text-align: center;
}

.stat__num {
  font-family: var(--font-en);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--dark);
}

.stat__unit {
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.stat p {
  font-size: 0.8rem;
  color: var(--text-2);
  margin-top: 4px;
}

.stat__divider {
  width: 1px;
  height: 50px;
  background: rgba(255, 107, 138, 0.2);
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  z-index: 2;
}

.hero__scroll span {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 4px;
  color: var(--text-2);
}

.hero__scroll-line {
  width: 2px;
  height: 60px;
  background: linear-gradient(to bottom, var(--primary), transparent);
  border-radius: 2px;
  animation: scrollLine 2s ease infinite;
}

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

/* ===== About ===== */
.about {
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(61, 214, 197, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.about__inner {
  display: grid;
  grid-template-columns: minmax(0, 860px);
  justify-content: center;
  gap: 0;
  align-items: center;
}

.about__text {
  position: relative;
  z-index: 1;
}

.about__desc {
  color: var(--text-2);
  margin-bottom: 24px;
  line-height: 1.9;
}

.about__highlight {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--gradient-hero);
  border: 2px solid rgba(255, 107, 138, 0.15);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 32px;
}

.about__highlight-num {
  font-family: var(--font-en);
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  flex-shrink: 0;
}

.about__highlight-unit {
  font-size: 1.4rem;
}

.about__highlight-plus {
  font-size: 1.1rem;
  margin-left: 4px;
}

.about__highlight-text {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.6;
}

.about__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text);
  font-weight: 600;
}

.check {
  width: 28px;
  height: 28px;
  background: var(--gradient-2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--white);
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(255, 107, 138, 0.3);
}

.about__visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.phone-mockup {
  width: 240px;
  height: 480px;
  background: var(--white);
  border-radius: 40px;
  border: 4px solid rgba(255, 107, 138, 0.2);
  overflow: hidden;
  position: relative;
  box-shadow: 0 30px 60px rgba(255, 107, 138, 0.15), 0 10px 20px rgba(0, 0, 0, 0.08);
}

.phone__screen {
  position: absolute;
  inset: 0;
  background: var(--dark);
}

.tiktok__ui {
  width: 100%;
  height: 100%;
}

.tiktok__video {
  width: 100%;
  height: 100%;
  background: linear-gradient(160deg, #1a0a2e, #0a1a2e, #1a2e0a);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.tiktok__thumb {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tiktok__play-icon {
  font-size: 3rem;
  opacity: 0.85;
  position: relative;
  z-index: 1;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
}

.tiktok__overlay {
  position: absolute;
  bottom: 80px;
  left: 12px;
  right: 50px;
  z-index: 1;
}

.tiktok__user {
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: white;
}

.tiktok__caption {
  font-size: 0.65rem;
  opacity: 0.9;
  line-height: 1.4;
  color: white;
}

.tiktok__actions {
  position: absolute;
  bottom: 80px;
  right: 8px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  z-index: 1;
}

.tiktok__action {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 0.55rem;
  gap: 2px;
  color: white;
}

.tiktok__action:first-child {
  font-size: 1.2rem;
}

.about__float {
  position: absolute;
  background: var(--white);
  border-radius: 16px;
  padding: 12px 18px;
  font-size: 0.85rem;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.about__float--1 {
  top: 60px;
  right: -20px;
  animation: floatCard 3s ease infinite;
  color: var(--primary);
  border: 2px solid rgba(255, 107, 138, 0.15);
}

.about__float--2 {
  bottom: 80px;
  left: -20px;
  animation: floatCard 3s ease 1.5s infinite;
  color: var(--secondary);
  border: 2px solid rgba(61, 214, 197, 0.15);
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ===== 選ばれる理由 ===== */
.reasons {
  background: var(--bg-2);
  padding: 80px 0;
}

.reasons .section__label,
.reasons .section__title,
.reasons .section__subtitle {
  text-align: center;
}

.reasons__banner {
  margin-bottom: 40px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  max-height: 280px;
}

.reasons__banner img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
}

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

.reason-card {
  background: var(--white);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(30px);
  box-shadow: var(--shadow-card);
}

.reason-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.reason-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: var(--transition);
  border-radius: 4px 4px 0 0;
}

.reason-card:hover {
  border-color: rgba(255, 107, 138, 0.2);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(255, 107, 138, 0.12);
}

.reason-card:hover::before {
  transform: scaleX(1);
}

.reason-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  background: var(--gradient-2);
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(61, 214, 197, 0.25);
  transition: var(--transition);
}

.reason-card:hover .reason-card__icon {
  transform: scale(1.1);
  box-shadow: 0 12px 28px rgba(255, 107, 138, 0.3);
}

.reason-card h3 {
  font-size: 1rem;
  margin-bottom: 12px;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.4;
}

.reason-card p {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ===== サービス ===== */
.services {
  background: var(--bg);
}

.services .section__label,
.services .section__title,
.services .section__subtitle {
  text-align: center;
}

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

.service-card {
  background: var(--white);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  padding: 0 0 36px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(30px);
  box-shadow: var(--shadow-card);
}

.service-card__img {
  width: 100%;
  height: 160px;
  overflow: hidden;
  margin-bottom: 0;
}

.service-card__img img,
.service-card__img svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: var(--transition);
}

.service-card:hover .service-card__img img,
.service-card:hover .service-card__img svg {
  transform: scale(1.05);
}

.service-card__icon,
.service-card h3,
.service-card p,
.service-card ul {
  margin-left: 28px;
  margin-right: 28px;
}

.service-card__icon {
  width: 56px;
  height: 56px;
  margin-top: 20px;
  border-radius: 18px;
  background: var(--gradient);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 28px rgba(255, 107, 138, 0.24);
}

.service-card__icon svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: var(--transition);
}

.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: var(--transition);
  border-radius: 4px 4px 0 0;
}

.service-card:hover {
  border-color: rgba(255, 107, 138, 0.2);
  transform: translateY(-10px);
  box-shadow: 0 24px 48px rgba(255, 107, 138, 0.12);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover .service-card__icon svg {
  animation: bounceIcon 0.5s ease;
}

@keyframes bounceIcon {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2) rotate(-5deg); }
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
  font-weight: 800;
  color: var(--dark);
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-2);
  margin-bottom: 20px;
  line-height: 1.7;
}

.service-card ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-card ul li {
  font-size: 0.82rem;
  color: var(--text-2);
  padding-left: 16px;
  position: relative;
  font-weight: 500;
}

.service-card ul li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-size: 0.65rem;
  top: 2px;
}

.service-card__tag {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--gradient);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 800;
  padding: 5px 12px;
  border-radius: 20px;
  box-shadow: 0 4px 12px rgba(255, 107, 138, 0.3);
}

/* ===== TikTokアカウント立ち上げのステップ ===== */
.steps {
  background: #0a0a0a;
  position: relative;
  overflow: hidden;
  padding: 64px 0;
}

.steps .section__title {
  margin-bottom: 12px;
}

.steps__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 30%, rgba(61, 214, 197, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 70%, rgba(255, 107, 138, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 50% 50%, rgba(255, 184, 48, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.steps .container {
  position: relative;
  z-index: 1;
  max-width: 1280px;
}

.steps__label {
  color: var(--secondary);
}

.steps__title {
  color: var(--white);
  text-align: center;
}

.steps__subtitle {
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  margin-bottom: 24px;
  font-size: 0.95rem;
}

.steps__visual {
  margin-bottom: 28px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  max-height: 200px;
}

.steps__visual img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  opacity: 0.9;
}

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

.steps__row-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.9);
  margin-top: 4px;
}

.steps__row-label span {
  font-family: var(--font-en);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: 50px;
  background: var(--gradient);
  color: var(--white);
}

.steps__row-label:first-child {
  margin-top: 0;
}

.steps__row {
  display: flex;
  width: 100%;
  filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.35));
}

.step-chevron {
  --chev: 18px;
  flex: 1;
  min-width: 0;
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px 14px calc(var(--chev) + 14px);
  margin-left: calc(var(--chev) * -1 + 1px);
  background: linear-gradient(135deg, rgba(61, 214, 197, 0.16) 0%, rgba(255, 107, 138, 0.14) 55%, rgba(255, 184, 48, 0.12) 100%), #151515;
  color: var(--white);
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(12px);
  transition: var(--transition);
  clip-path: polygon(
    0 0,
    calc(100% - var(--chev)) 0,
    100% 50%,
    calc(100% - var(--chev)) 100%,
    0 100%,
    var(--chev) 50%
  );
}

.step-chevron--first {
  margin-left: 0;
  padding-left: 18px;
  clip-path: polygon(
    0 0,
    calc(100% - var(--chev)) 0,
    100% 50%,
    calc(100% - var(--chev)) 100%,
    0 100%
  );
  z-index: 4;
}

.step-chevron:nth-child(2) { z-index: 3; }
.step-chevron:nth-child(3) { z-index: 2; }
.step-chevron--last { z-index: 1; }

.step-chevron.visible {
  opacity: 1;
  transform: translateY(0);
}

.step-chevron.visible:hover {
  background: linear-gradient(135deg, rgba(61, 214, 197, 0.24) 0%, rgba(255, 107, 138, 0.22) 55%, rgba(255, 184, 48, 0.18) 100%), #1c1c1c;
  transform: translateY(-2px);
  z-index: 5;
}

.step-chevron__icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gradient);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(255, 107, 138, 0.35);
}

.step-chevron__icon svg {
  width: 20px;
  height: 20px;
}

.step-chevron__body {
  min-width: 0;
  flex: 1;
}

.step-chevron__label {
  display: block;
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 1px;
  line-height: 1.2;
  margin-bottom: 4px;
  color: var(--white);
  text-shadow: 0 1px 10px rgba(61, 214, 197, 0.35);
}

.step-chevron__title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.45;
}

@media (max-width: 1100px) {
  .steps {
    padding: 56px 0;
  }

  .steps__row {
    flex-direction: column;
    gap: 10px;
    max-width: 480px;
    margin: 0 auto;
    filter: none;
  }

  .step-chevron,
  .step-chevron--first,
  .step-chevron--last {
    margin-left: 0;
    padding: 16px 18px;
    min-height: auto;
    clip-path: none;
    border-radius: var(--radius);
    z-index: auto;
    border: 1px solid rgba(255, 107, 138, 0.12);
    box-shadow: var(--shadow-card);
    filter: none;
  }

  .step-chevron::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient);
    border-radius: var(--radius) 0 0 var(--radius);
  }

  .step-chevron:hover {
    filter: none;
    box-shadow: 0 12px 32px rgba(255, 107, 138, 0.15);
    transform: translateY(-2px);
  }

  .step-chevron__icon {
    width: 40px;
    height: 40px;
  }

  .step-chevron__title {
    font-size: 0.95rem;
  }

  .step-chevron__label {
    font-size: 0.82rem;
  }
}

@media (max-width: 767px) {
  .steps {
    padding: 48px 0;
  }

  .step-chevron {
    padding: 14px 16px;
    gap: 12px;
  }

  .step-chevron__icon {
    width: 38px;
    height: 38px;
  }

  .step-chevron__icon svg {
    width: 18px;
    height: 18px;
  }

  .step-chevron__title {
    font-size: 0.9rem;
  }
}

/* ===== 実績 ===== */
.results {
  text-align: center;
  background: var(--bg-3);
  position: relative;
  overflow: hidden;
}

.results__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 100% at 30% 50%, rgba(255, 107, 138, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 70% 50%, rgba(61, 214, 197, 0.06) 0%, transparent 70%);
}

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

.results .section__label,
.results .section__title,
.results .section__subtitle {
  text-align: center;
}

.results .section__subtitle {
  margin-bottom: 0;
}

.results__layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 32px;
  align-items: center;
  margin-top: 40px;
}

.results__visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.results__visual img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
  display: block;
}

.results__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 0;
}

.result-item {
  padding: 50px 20px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  transition: var(--transition);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.result-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  transform: scaleX(0);
  transition: var(--transition);
}

.result-item:hover {
  border-color: rgba(255, 107, 138, 0.2);
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(255, 107, 138, 0.12);
}

.result-item:hover::after {
  transform: scaleX(1);
}

.result-item__num {
  font-family: var(--font-en);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}

.result-item__label {
  font-size: 0.9rem;
  color: var(--text-2);
  font-weight: 600;
}

/* ===== 事例 ===== */
.cases {
  background: var(--bg-2);
}

.cases .section__label,
.cases .section__title {
  text-align: center;
  margin-bottom: 60px;
}

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

.case-card {
  background: var(--white);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  padding: 0;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(20px);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.case-card__img {
  width: 100%;
  height: 180px;
  overflow: hidden;
}

.case-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: var(--transition);
}

.case-card:hover .case-card__img img {
  transform: scale(1.05);
}

.case-card__body {
  padding: 28px;
}

.case-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.case-card:hover {
  border-color: rgba(255, 107, 138, 0.2);
  transform: translateY(-8px);
  box-shadow: 0 20px 48px rgba(255, 107, 138, 0.12);
}

.case-card__industry {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--white);
  background: var(--gradient);
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(255, 107, 138, 0.3);
}

.case-card__title {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--dark);
}

.case-card__desc {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 28px;
}

.case-card__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  border-top: 2px solid rgba(255, 107, 138, 0.08);
  padding-top: 24px;
}

.case-card__stats > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 4px;
  min-width: 0;
}

.case-stat__num {
  font-family: var(--font-en);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  font-weight: 900;
  color: var(--primary);
  display: block;
  white-space: nowrap;
  line-height: 1.2;
}

.case-stat__label {
  font-size: 0.72rem;
  color: var(--text-2);
  display: block;
  font-weight: 500;
  line-height: 1.45;
}

/* ===== 会社概要 ===== */
.company {
  background:
    radial-gradient(ellipse 50% 42% at 82% 18%, rgba(61, 214, 197, 0.1) 0%, transparent 62%),
    linear-gradient(180deg, #FFFFFF 0%, #F0FDFC 100%);
}

.company .section__label,
.company .section__title {
  text-align: center;
}

.company__table {
  max-width: 920px;
  margin: 56px auto 0;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(255, 107, 138, 0.12);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 18px 50px rgba(26, 46, 43, 0.08);
  backdrop-filter: blur(16px);
}

.company__row {
  display: grid;
  grid-template-columns: 220px 1fr;
  border-bottom: 1px solid rgba(255, 107, 138, 0.1);
}

.company__row:last-child {
  border-bottom: none;
}

.company__term {
  background: linear-gradient(135deg, rgba(61, 214, 197, 0.12), rgba(255, 107, 138, 0.1));
  color: var(--dark);
  font-weight: 800;
  padding: 22px 28px;
  display: flex;
  align-items: center;
}

.company__desc {
  color: var(--text);
  font-weight: 600;
  padding: 22px 32px;
  line-height: 1.8;
  display: flex;
  align-items: center;
}

/* ===== お客様の声 ===== */
.testimonials {
  background: var(--bg);
  overflow: hidden;
}

.testimonials .section__label,
.testimonials .section__title {
  text-align: center;
  margin-bottom: 50px;
}

.testimonials__slider {
  overflow: hidden;
}

.testimonial__track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
  min-width: 100%;
  padding: 40px 50px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 2px solid rgba(255, 107, 138, 0.1);
  position: relative;
  box-shadow: var(--shadow-card);
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 20px;
  left: 40px;
  font-size: 6rem;
  color: rgba(255, 107, 138, 0.1);
  font-family: serif;
  line-height: 1;
}

.testimonial__text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text);
  margin-bottom: 30px;
  padding-top: 20px;
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.testimonial__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
  box-shadow: 0 4px 16px rgba(255, 107, 138, 0.3);
}

.testimonial__name {
  font-weight: 800;
  margin-bottom: 4px;
  color: var(--dark);
}

.testimonial__company {
  font-size: 0.82rem;
  color: var(--text-2);
}

.testimonial__stars {
  margin-top: 20px;
  color: var(--accent);
  font-size: 1.1rem;
  letter-spacing: 2px;
}

.testimonials__dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 30px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 107, 138, 0.2);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.dot.active {
  background: var(--primary);
  width: 28px;
  border-radius: 5px;
}

/* ===== CTA / フォーム ===== */
.cta-section {
  background: var(--bg-3);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  bottom: -150px;
  right: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(61, 214, 197, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-inner {
  max-width: 760px;
  margin: 0 auto;
}

.cta-inner__content {
  text-align: center;
}

.cta-inner__title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  margin-bottom: 16px;
  color: var(--dark);
}

.cta-inner__desc {
  color: var(--text-2);
  margin-bottom: 28px;
  line-height: 1.8;
}

.consult-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 34px;
}

.consult-point {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(255, 107, 138, 0.12);
  border-radius: 18px;
  padding: 18px 14px;
  box-shadow: 0 12px 32px rgba(26, 46, 43, 0.06);
}

.consult-point__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gradient);
  color: var(--white);
  margin-bottom: 12px;
  box-shadow: 0 8px 20px rgba(255, 107, 138, 0.24);
}

.consult-point h3 {
  font-size: 0.95rem;
  color: var(--dark);
  font-weight: 800;
  margin-bottom: 8px;
}

.consult-point p {
  font-size: 0.78rem;
  color: var(--text-2);
  line-height: 1.65;
}

.contact-form {
  text-align: left;
  background: var(--white);
  border: 2px solid rgba(255, 107, 138, 0.1);
  border-radius: 28px;
  padding: 48px;
  box-shadow: 0 16px 48px rgba(255, 107, 138, 0.08);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form__group {
  margin-bottom: 20px;
}

.form__group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}

.required {
  color: var(--primary);
  margin-left: 2px;
}

.form__group input,
.form__group select,
.form__group textarea {
  width: 100%;
  background: var(--bg);
  border: 2px solid rgba(255, 107, 138, 0.12);
  border-radius: 12px;
  padding: 14px 18px;
  color: var(--text);
  font-family: var(--font-jp);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}

.form__group input::placeholder,
.form__group textarea::placeholder {
  color: rgba(45, 45, 68, 0.3);
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
  border-color: var(--primary);
  background: rgba(255, 107, 138, 0.03);
  box-shadow: 0 0 0 4px rgba(255, 107, 138, 0.08);
}

.form__group select option {
  background: var(--white);
  color: var(--text);
}

.form__group textarea {
  resize: vertical;
  min-height: 100px;
}

.contact-form__success {
  display: none;
  text-align: center;
  padding: 60px 40px;
  background: var(--white);
  border: 2px solid rgba(255, 107, 138, 0.1);
  border-radius: 28px;
}

.contact-form__success.show {
  display: block;
  animation: fadeInUp 0.5s ease;
}

.success__icon {
  width: 64px;
  height: 64px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--white);
  margin: 0 auto 20px;
  box-shadow: 0 8px 24px rgba(255, 107, 138, 0.35);
}

.contact-form__success h3 {
  font-size: 1.4rem;
  margin-bottom: 10px;
  color: var(--dark);
}

.contact-form__success p {
  color: var(--text-2);
}

/* ===== フッター ===== */
.footer {
  background: var(--dark);
  border-top: none;
  padding: 80px 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer__brand .nav__logo {
  margin-bottom: 16px;
  display: block;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer__brand .nav__logo span {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer__brand p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social a {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  color: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(10px);
}

.footer__social svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: var(--transition);
}

.footer__social a:hover {
  background: var(--gradient-2);
  border-color: transparent;
  color: var(--white);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(255, 107, 138, 0.35);
}

.footer__social a:hover svg {
  transform: scale(1.08);
}

.footer__links h4 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 20px;
}

.footer__links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__links ul li a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  transition: var(--transition);
}

.footer__links ul li a:hover {
  color: var(--primary);
  padding-left: 6px;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__bottom p {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.25);
}

.footer__bottom-links {
  display: flex;
  gap: 24px;
}

.footer__bottom-links a {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.25);
  transition: var(--transition);
}

.footer__bottom-links a:hover {
  color: var(--primary);
}

/* ===== プロフェッショナル仕上げ ===== */
.hero {
  min-height: 104vh;
}

.hero__title {
  font-size: clamp(3.4rem, 8.5vw, 7.2rem);
  letter-spacing: -0.06em;
}

.hero__desc {
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
}

.about {
  background:
    radial-gradient(ellipse 60% 45% at 85% 12%, rgba(61, 214, 197, 0.13) 0%, transparent 62%),
    linear-gradient(180deg, #F0FDFC 0%, #FFFFFF 100%);
}

.reasons {
  background:
    radial-gradient(ellipse 45% 40% at 12% 20%, rgba(255, 107, 138, 0.12) 0%, transparent 62%),
    linear-gradient(180deg, #FFFFFF 0%, #FFF5F8 100%);
}

.services {
  background:
    radial-gradient(ellipse 50% 40% at 88% 10%, rgba(255, 184, 48, 0.12) 0%, transparent 62%),
    linear-gradient(180deg, #FFF5F8 0%, #FFFFFF 48%, #F0FDFC 100%);
}

.results {
  background:
    radial-gradient(ellipse 60% 50% at 20% 20%, rgba(255, 107, 138, 0.1) 0%, transparent 64%),
    linear-gradient(180deg, #FFFFFF 0%, #FFF5F8 100%);
}

.cases {
  background:
    radial-gradient(ellipse 52% 42% at 80% 24%, rgba(61, 214, 197, 0.12) 0%, transparent 62%),
    linear-gradient(180deg, #F0FDFC 0%, #FFFFFF 100%);
}

.cta-section {
  background:
    radial-gradient(ellipse 50% 40% at 18% 20%, rgba(255, 184, 48, 0.12) 0%, transparent 62%),
    linear-gradient(180deg, #FFFFFF 0%, #FFF5F8 100%);
}

.reason-card,
.service-card,
.result-item,
.case-card,
.contact-form {
  border-color: rgba(255, 107, 138, 0.1);
  box-shadow: 0 16px 44px rgba(26, 46, 43, 0.08);
}

.reason-card:hover,
.service-card:hover,
.result-item:hover,
.case-card:hover {
  box-shadow: 0 26px 64px rgba(255, 107, 138, 0.16);
}

.section__label,
.section__title,
.section__subtitle {
  position: relative;
  z-index: 1;
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  filter: blur(8px);
  transition: opacity 0.75s ease, transform 0.75s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.75s ease;
  will-change: opacity, transform, filter;
}

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
    filter: none;
  }
}

@media (max-width: 767px) {
  .nav {
    min-height: 56px;
  }

  .nav__logo {
    display: flex;
    align-items: center;
    max-width: 180px;
    min-width: 0;
  }

  .nav__logo-img {
    display: block;
    height: 52px;
    max-width: 180px;
    width: auto;
    object-fit: contain;
  }

  .hero {
    min-height: 92vh;
    padding-top: 92px;
  }

  .hero__content {
    padding: 56px 0;
  }

  .hero__title {
    font-size: clamp(2.15rem, 10.5vw, 2.85rem);
    line-height: 1.18;
    letter-spacing: -0.05em;
    margin-bottom: 22px;
  }

  .hero__desc {
    font-size: 1rem;
  }
}

/* ===== アニメーション ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== レスポンシブ ===== */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero__visual {
    max-width: 560px;
    margin: 0 auto;
  }

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

  .results__visual img {
    min-height: 220px;
  }

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

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

  .hero__proof {
    grid-template-columns: 1fr;
    max-width: 520px;
  }

  .consult-points {
    grid-template-columns: 1fr;
  }

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

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

  .about__inner {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .about__visual {
    order: -1;
  }
}

@media (max-width: 767px) {
  .section {
    padding: 84px 0;
  }

  .about__highlight {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }

  .hero__stats {
    gap: 20px;
  }

  .stat__num {
    font-size: 2rem;
  }

  .reasons__banner {
    max-height: 200px;
  }

  .reasons__banner img {
    height: 200px;
  }

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

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

  .steps__visual img {
    height: 160px;
  }

  .company__table {
    margin-top: 36px;
  }

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

  .company__term {
    padding: 16px 20px 8px;
    background: rgba(255, 107, 138, 0.08);
  }

  .company__desc {
    padding: 8px 20px 18px;
  }

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

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

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

  .contact-form {
    padding: 30px 24px;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .testimonial-card {
    padding: 30px 24px;
  }

  .testimonial-card::before {
    left: 20px;
  }
}

@media (max-width: 480px) {
  .hero__cta {
    flex-direction: column;
  }

  .hero__cta .btn {
    width: 100%;
    text-align: center;
  }

  .hero__stats {
    flex-direction: column;
    gap: 20px;
  }

  .stat__divider {
    width: 50px;
    height: 1px;
  }

  .case-card__stats {
    flex-wrap: wrap;
  }
}