/* ====================================================
   SIPP Landing Page - Main Stylesheet
   Colors: Primary #0087b2 / Dark Navy #1a2b4a / Gold #f5c518
   ==================================================== */

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

:root {
  --primary: #0087b2;
  --primary-dark: #006690;
  --primary-light: #e6f5fb;
  --navy: #1a2b4a;
  --navy-mid: #243456;
  --navy-light: #2e4270;
  --gold: #f5c518;
  --gold-dark: #d4a800;
  --white: #ffffff;
  --gray-100: #f4f6f9;
  --gray-200: #e8ecf2;
  --gray-400: #9aa5b8;
  --gray-600: #596070;
  --text: #2a3040;
  --radius-sm: 3px;
  --radius: 4px;
  --radius-md: 6px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);
  --transition: all 0.3s ease;
}

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

body {
  font-family: "Noto Sans JP", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}
ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 135, 178, 0.35);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.6);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--white);
}
.btn-lg {
  padding: 18px 40px;
  font-size: 1.05rem;
}
.btn-full {
  width: 100%;
  justify-content: center;
}

/* --- Section Header --- */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-tag {
  display: inline-block;
  font-family: "Inter", sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 16px;
  border-radius: 2px;
  margin-bottom: 16px;
}
.section-header.light .section-tag {
  color: var(--gold);
  background: rgba(245, 197, 24, 0.15);
}
.section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 900;
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: 16px;
}
.section-header.light .section-title {
  color: var(--white);
}
.section-desc {
  font-size: 1.05rem;
  color: var(--gray-600);
  max-width: 560px;
  margin: 0 auto;
}
.section-header.light .section-desc {
  color: rgba(255, 255, 255, 0.75);
}

/* --- AOS Animation --- */
[data-aos] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
[data-aos].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   HEADER
   ============================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(26, 43, 74, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition);
}
.header.scrolled {
  background: rgba(26, 43, 74, 0.99);
  box-shadow: var(--shadow);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}
.logo-brand {
  display: block;
  font-family: "Inter", sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.logo-sub {
  display: block;
  font-size: 0.62rem;
  color: var(--primary);
  font-weight: 600;
  letter-spacing: 0.05em;
  line-height: 1;
  margin-top: 3px;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.header-nav a {
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
  transition: var(--transition);
}
.header-nav a:hover {
  color: var(--white);
}
.header-nav .nav-cta {
  background: var(--primary);
  color: var(--white);
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
}
.header-nav .nav-cta:hover {
  background: var(--primary-dark);
  color: var(--white);
}
.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: var(--white);
  border-radius: 2px;
  transition: 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);
}

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--navy);
  overflow: hidden;
  padding-top: 68px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(13, 27, 53, 0.97) 0%,
    rgba(13, 27, 53, 0.92) 40%,
    rgba(13, 27, 53, 0.55) 70%,
    rgba(13, 27, 53, 0.15) 100%
  );
  z-index: 1;
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
  padding-top: 60px;
  padding-bottom: 80px;
}
.hero-badge-wrap {
  position: absolute;
  right: 24px;
  top: 150px;
}
.hero-badge {
  width: 300px;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.4));
  animation: floatBadge 4s ease-in-out infinite;
}
@keyframes floatBadge {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}
.hero-content {
  max-width: 680px;
}
.hero-tag {
  display: inline-block;
  font-family: "Inter", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--gold);
  border: 1px solid rgba(245, 197, 24, 0.5);
  padding: 5px 16px;
  border-radius: 2px;
  margin-bottom: 24px;
}
.hero-title {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 28px;
}
.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.8;
  margin-bottom: 40px;
}
.hero-sub em {
  font-style: normal;
  color: var(--gold);
  font-weight: 700;
}
.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 2;
  gap: 8px;
  z-index: 2;
}
.hero-scroll span {
  font-family: "Inter", sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  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: scrollAnim 2s ease-in-out infinite;
}
@keyframes scrollAnim {
  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;
  }
}

/* =============================================
   TICKER
   ============================================= */
.ticker {
  background: var(--primary);
  overflow: hidden;
  padding: 12px 0;
}
.ticker-inner {
  display: flex;
  gap: 32px;
  white-space: nowrap;
  animation: ticker 22s linear infinite;
  width: max-content;
}
.ticker-inner span {
  font-family: "Inter", sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.05em;
}
@keyframes ticker {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* =============================================
   WHY NOW
   ============================================= */
.why-now {
  padding: 100px 0 80px;
  background: var(--white);
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}
.why-card {
  background: var(--gray-100);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  border-top: 3px solid var(--primary);
  transition: var(--transition);
}
.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.why-icon {
  width: 52px;
  height: 52px;
  background: var(--primary-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.why-icon i {
  font-size: 1.4rem;
  color: var(--primary);
}
.why-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}
.why-card p {
  font-size: 0.92rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* About Block */
.about-block {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 80px;
  align-items: center;
  background: var(--gray-100);
  border-radius: var(--radius-md);
  padding: 60px;
  border-left: 4px solid var(--primary);
}
.about-title-en {
  display: block;
  font-family: "Inter", sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--primary);
  margin-bottom: 8px;
}
.about-title-abbr {
  display: block;
  font-family: "Inter", sans-serif;
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
  margin-bottom: 24px;
}
.about-lead {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--navy);
  line-height: 1.8;
  margin-bottom: 16px;
}
.about-lead strong {
  color: var(--primary);
}
.about-body {
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 32px;
}
.about-body strong {
  color: var(--navy);
  font-weight: 700;
}
.about-nums {
  display: flex;
  gap: 32px;
}
.num-item {
  text-align: center;
}
.num-val {
  display: block;
  font-family: "Inter", sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.num-val small {
  font-size: 1.2rem;
}
.num-label {
  font-size: 0.75rem;
  color: var(--gray-400);
  margin-top: 4px;
  display: block;
}
.about-visual {
  text-align: center;
}
.about-logo {
  width: 180px;
  margin: 0 auto 16px;
  opacity: 0.9;
}
.about-label {
  font-size: 0.72rem;
  color: var(--gray-400);
  letter-spacing: 0.05em;
}

/* =============================================
   FEATURES
   ============================================= */
.features {
  padding: 100px 0;
  background: var(--navy);
}
.features-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.feature-item {
  display: grid;
  grid-template-columns: 80px 1fr 180px;
  gap: 40px;
  align-items: center;
  padding: 56px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition);
}
.feature-item:last-child {
  border-bottom: none;
}
.feature-num {
  font-family: "Inter", sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.08);
  line-height: 1;
  user-select: none;
}
.feature-body h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.4;
  margin-bottom: 16px;
}
.feature-body p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.85;
}
.feature-body p strong {
  color: var(--gold);
  font-weight: 700;
}
.feature-icon-wrap {
  width: 100px;
  height: 100px;
  background: rgba(0, 135, 178, 0.15);
  border: 1px solid rgba(0, 135, 178, 0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
}
.feature-icon-wrap i {
  font-size: 2.2rem;
  color: var(--primary);
}
.feature-item.reverse .feature-num {
  order: 3;
  text-align: right;
}
.feature-item.reverse .feature-body {
  order: 2;
}
.feature-item.reverse .feature-icon-wrap {
  order: 1;
  margin-left: 0;
  margin-right: auto;
}

/* =============================================
   PRODUCTS
   ============================================= */
.products {
  padding: 100px 0;
  background: var(--gray-100);
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.product-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.product-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.product-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.product-icon {
  width: 52px;
  height: 52px;
  background: var(--primary-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.product-icon i {
  font-size: 1.4rem;
  color: var(--primary);
}
.product-category {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.05em;
  background: var(--primary-light);
  padding: 3px 12px;
  border-radius: 2px;
}
.product-name {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: 14px;
}
.product-desc {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 20px;
}
.product-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.product-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text);
}
.product-features li i {
  color: var(--primary);
  font-size: 0.75rem;
}

/* Product image */
.product-img-wrap {
  width: 100%;
  height: 180px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  background: var(--gray-100);
}
.product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}
.product-img-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.product-img-split img {
  object-fit: contain;
  background: var(--white);
  padding: 8px;
}

.product-name small {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-400);
}

/* =============================================
   MERIT
   ============================================= */
.merit {
  padding: 100px 0;
  background: var(--navy);
}
.merit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.merit-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 36px 24px;
  text-align: center;
  transition: var(--transition);
}
.merit-card:hover {
  background: rgba(0, 135, 178, 0.15);
  border-color: rgba(0, 135, 178, 0.4);
  transform: translateY(-4px);
}
.merit-icon {
  width: 64px;
  height: 64px;
  background: rgba(0, 135, 178, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.merit-icon i {
  font-size: 1.6rem;
  color: var(--gold);
}
.merit-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.merit-card p {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.75;
}

/* =============================================
   TARGET
   ============================================= */
.target {
  padding: 100px 0;
  background: var(--white);
}
.target-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.target-card {
  background: var(--gray-100);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  position: relative;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}
.target-card:hover {
  background: var(--white);
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.target-num {
  position: absolute;
  top: 20px;
  right: 20px;
  font-family: "Inter", sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  color: rgba(0, 135, 178, 0.12);
  line-height: 1;
}
.target-icon {
  width: 52px;
  height: 52px;
  background: var(--primary-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.target-icon i {
  font-size: 1.3rem;
  color: var(--primary);
}
.target-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.45;
  margin-bottom: 10px;
}
.target-card p {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* =============================================
   SUPPORT
   ============================================= */
.support {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
}
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.support-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  transition: var(--transition);
}
.support-item:hover {
  background: rgba(0, 135, 178, 0.12);
  border-color: rgba(0, 135, 178, 0.35);
}
.support-icon {
  width: 56px;
  height: 56px;
  background: rgba(0, 135, 178, 0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.support-icon i {
  font-size: 1.4rem;
  color: var(--primary);
}
.support-item h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.45;
}
.support-item p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.75;
}

/* =============================================
   FLOW
   ============================================= */
.flow {
  padding: 100px 0;
  background: var(--white);
}
.flow-steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
}
.flow-step {
  text-align: center;
  padding: 0 16px;
}
.step-num {
  font-family: "Inter", sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 16px;
}
.step-icon {
  width: 72px;
  height: 72px;
  background: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: var(--transition);
}
.flow-step:hover .step-icon {
  background: var(--primary-dark);
  transform: scale(1.05);
  box-shadow: 0 8px 24px rgba(0, 135, 178, 0.35);
}
.step-icon i {
  font-size: 1.6rem;
  color: var(--white);
}
.flow-step h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
  line-height: 1.4;
}
.flow-step p {
  font-size: 0.82rem;
  color: var(--gray-600);
  line-height: 1.65;
}
.flow-arrow {
  display: flex;
  align-items: center;
  padding-top: 44px;
  color: var(--gray-400);
  font-size: 1.1rem;
}

/* =============================================
   CTA BANNER
   ============================================= */
.cta-banner {
  background: linear-gradient(
    135deg,
    var(--primary-dark) 0%,
    var(--primary) 100%
  );
  padding: 64px 0;
}
.cta-banner-inner {
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}
.cta-badge {
  width: 100px;
  flex-shrink: 0;
}
.cta-text {
  flex: 1;
  min-width: 300px;
}
.cta-text h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.4;
  margin-bottom: 10px;
}
.cta-text p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
}
.cta-banner .btn-primary {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
  flex-shrink: 0;
}
.cta-banner .btn-primary:hover {
  background: var(--gray-100);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
}

/* =============================================
   CONTACT
   ============================================= */
.contact {
  padding: 100px 0;
  background: var(--gray-100);
}
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 60px;
  align-items: start;
}

/* Form */
.contact-form {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 48px;
  box-shadow: var(--shadow-sm);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}
.required {
  font-size: 0.7rem;
  background: var(--primary);
  color: var(--white);
  padding: 1px 6px;
  border-radius: 2px;
  margin-left: 6px;
  vertical-align: middle;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: "Noto Sans JP", sans-serif;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 135, 178, 0.1);
}
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #e53e3e;
}
.error-msg {
  display: block;
  font-size: 0.75rem;
  color: #e53e3e;
  margin-top: 4px;
  min-height: 16px;
}

.form-check label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}
.form-check input[type="checkbox"] {
  display: none;
}
.checkmark {
  width: 18px;
  height: 18px;
  border: 2px solid var(--gray-200);
  border-radius: 3px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.form-check input[type="checkbox"]:checked + .checkmark {
  background: var(--primary);
  border-color: var(--primary);
}
.form-check input[type="checkbox"]:checked + .checkmark::after {
  content: "";
  width: 10px;
  height: 6px;
  border-left: 2px solid var(--white);
  border-bottom: 2px solid var(--white);
  transform: rotate(-45deg) translateY(-1px);
}
.form-check label a {
  color: var(--primary);
  text-decoration: underline;
}
.form-submit {
  margin-top: 8px;
}

/* Contact Info */
.contact-info {
}
.contact-info-block {
  background: var(--navy);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  margin-bottom: 24px;
}
.contact-info-block h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.5;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.contact-info-item {
  display: flex;
  gap: 14px;
  margin-bottom: 16px;
}
.contact-info-item i {
  color: var(--primary);
  margin-top: 3px;
  font-size: 0.95rem;
  flex-shrink: 0;
}
.contact-info-item span {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.65;
}
.contact-badge {
  text-align: center;
  padding: 28px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
}
.contact-badge img {
  width: 100px;
  margin: 0 auto 12px;
}
.contact-badge p {
  font-size: 0.82rem;
  color: var(--gray-600);
  font-weight: 600;
}
.contact-badge-sub {
  font-size: 0.72rem !important;
  color: var(--gray-400) !important;
  font-weight: 400 !important;
  margin-top: 4px;
}

/* =============================================
   MODAL
   ============================================= */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.modal {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 56px 48px;
  text-align: center;
  max-width: 400px;
  width: 90%;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}
.modal-overlay.active .modal {
  transform: scale(1);
}
.modal-icon {
  font-size: 3.5rem;
  color: var(--primary);
  margin-bottom: 20px;
}
.modal h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}
.modal p {
  font-size: 0.92rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 28px;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--navy);
  padding: 56px 0 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer-logo {
  width: 48px;
  opacity: 0.85;
}
.footer-title {
  font-family: "Inter", sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.footer-sub {
  font-size: 0.65rem;
  color: var(--primary);
  font-weight: 600;
  margin-top: 3px;
}
.footer-company {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 8px;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  max-width: 480px;
}
.footer-nav a {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.55);
}
.footer-nav a:hover {
  color: var(--white);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copy {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.3);
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.35);
}
.footer-links a:hover {
  color: rgba(255, 255, 255, 0.7);
}

/* =============================================
   FLOAT CTA
   ============================================= */
.float-cta {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.3;
  box-shadow: 0 6px 24px rgba(0, 135, 178, 0.45);
  z-index: 900;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}
.float-cta.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}
.float-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 135, 178, 0.55);
}
.float-cta i {
  font-size: 1.1rem;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .merit-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-block {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 40px;
  }
  .about-visual {
    display: none;
  }
  .flow-steps {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .flow-arrow {
    display: none;
  }
  .contact-wrap {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    padding: 20px 24px;
    gap: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  .header-nav.open {
    display: flex;
  }
  .header-nav a {
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.8);
  }
  .header-nav .nav-cta {
    margin-top: 12px;
    text-align: center;
    border-radius: var(--radius-sm);
  }
  .hamburger {
    display: flex;
  }

  .hero-badge {
    width: 120px;
  }
  .hero-btns {
    flex-direction: column;
  }
  .hero-btns .btn {
    width: 100%;
    justify-content: center;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }
  .features-list .feature-item {
    grid-template-columns: 50px 1fr;
  }
  .feature-item .feature-icon-wrap {
    display: none;
  }
  .feature-item.reverse .feature-num {
    order: 1;
  }
  .feature-item.reverse .feature-body {
    order: 2;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }
  .merit-grid {
    grid-template-columns: 1fr 1fr;
  }
  .target-grid {
    grid-template-columns: 1fr 1fr;
  }
  .support-grid {
    grid-template-columns: 1fr;
  }
  .flow-steps {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .contact-form {
    padding: 28px 20px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }

  .cta-banner-inner {
    flex-direction: column;
    text-align: center;
  }
  .cta-badge {
    margin: 0 auto;
  }
  .cta-banner .btn-primary {
    width: 100%;
    justify-content: center;
  }

  .footer-inner {
    flex-direction: column;
  }
  .footer-nav {
    max-width: 100%;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .merit-grid {
    grid-template-columns: 1fr;
  }
  .target-grid {
    grid-template-columns: 1fr;
  }
  .about-nums {
    flex-wrap: wrap;
    gap: 20px;
  }
  .hero-badge-wrap {
    display: none;
  }
  .hero-inner {
    padding-top: 40px;
  }
}