/* ========================================
   Base
   ======================================== */
:root {
    --bg: #05070d;
    --bg-soft: #0c1220;
    --panel: rgba(255, 255, 255, 0.05);
    --panel-strong: rgba(255, 255, 255, 0.08);
    --border: rgba(255, 255, 255, 0.12);
    --text: #f5f7fb;
    --muted: #a9b3c7;
    --blue: #41d1ff;
    --indigo: #667eea;
    --pink: #ff4d8d;
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
    --radius-lg: 28px;
    --radius-md: 20px;
    --radius-sm: 14px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(102, 126, 234, 0.18), transparent 35%),
        radial-gradient(circle at 85% 15%, rgba(65, 209, 255, 0.12), transparent 30%),
        linear-gradient(180deg, #04060d 0%, #0a1120 55%, #05070d 100%);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

section {
    position: relative;
}

.container {
    width: min(1400px, calc(100% - 3rem));
    margin: 0 auto;
}

/* ========================================
   Header / Nav
   ======================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(4, 8, 16, 0.72);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 86px;
    gap: 2rem;
}

.logo h1 {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.logo a,
.logo h1 {
    background: linear-gradient(135deg, #ffffff 0%, var(--blue) 48%, var(--pink) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav ul {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav a,
.dropbtn {
    position: relative;
    display: inline-flex;
    align-items: center;
    color: var(--muted);
    font-size: 0.95rem;
    font-weight: 600;
    transition: color 0.25s ease;
}

.nav a::after,
.dropbtn::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.45rem;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue), var(--pink));
    transition: width 0.25s ease;
}

.nav a:hover,
.nav a.active,
.dropbtn:hover,
.dropbtn.active {
    color: var(--text);
}

.nav a:hover::after,
.nav a.active::after,
.dropbtn:hover::after,
.dropbtn.active::after {
    width: 100%;
}

.dropdown {
    position: relative;
}

.dropdown-content {
    position: absolute;
    top: calc(100% + 1rem);
    left: 0;
    min-width: 260px;
    padding: 0.75rem;
    display: none;
    background: rgba(10, 14, 26, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    box-shadow: var(--shadow);
}

.dropdown:hover .dropdown-content {
    display: block;
}

.dropdown-content a {
    display: block;
    padding: 0.85rem 1rem;
    border-radius: 12px;
}

.dropdown-content a::after {
    display: none;
}

.dropdown-content a:hover,
.dropdown-content a.active {
    background: rgba(255, 255, 255, 0.06);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0;
    background: none;
    border: 0;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 28px;
    height: 3px;
    border-radius: 999px;
    background: var(--text);
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.mobile-menu {
    display: none;
    position: fixed;
    inset: 86px 1rem auto;
    background: rgba(10, 14, 26, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 22px;
    box-shadow: var(--shadow);
    padding: 1rem 0;
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    list-style: none;
}

.mobile-menu li {
    padding: 0 1rem;
}

.mobile-menu a {
    display: block;
    padding: 0.95rem 0.75rem;
    color: var(--text);
    border-radius: 12px;
}

.mobile-menu a:hover {
    background: rgba(255, 255, 255, 0.05);
}

.mobile-dropdown-content {
    display: none;
    padding: 0.35rem 0 0.75rem 0.75rem;
}

.mobile-dropdown.active .mobile-dropdown-content {
    display: block;
}

.mobile-dropbtn {
    color: var(--text);
    font-weight: 700;
}

/* ========================================
   Buttons / Shared
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 52px;
    padding: 0.9rem 1.5rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    color: #04101a;
    background: linear-gradient(135deg, #7be1ff 0%, #59b6ff 45%, #9a8cff 100%);
    box-shadow: 0 12px 30px rgba(65, 209, 255, 0.25);
}

.btn-secondary {
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.14);
}

.btn-large {
    min-height: 58px;
    padding: 1rem 1.85rem;
}

.section-title {
    margin-bottom: 1rem;
    text-align: center;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.03em;
}

.section-subtitle {
    margin-bottom: 3rem;
    text-align: center;
    color: var(--muted);
    font-size: 1.05rem;
}

.lead-text {
    max-width: 920px;
    margin: 0 auto;
    color: var(--muted);
    font-size: clamp(1.05rem, 1.8vw, 1.25rem);
    line-height: 2;
    text-align: center;
}

.main-content {
    min-height: calc(100vh - 360px);
}

/* ========================================
   Hero
   ======================================== */
.hero {
    padding: 0;
    min-height: calc(100vh - 86px);
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: 50%;
    right: 0;
    width: 60%;
    height: 120%;
    background: url("../images/hero-modern.jpg") center right / contain no-repeat;
    transform: translateY(-50%);
    opacity: 0.9;
    pointer-events: none;
}

.hero::after,
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 18% 35%, rgba(102, 126, 234, 0.24), transparent 34%),
        radial-gradient(circle at 78% 25%, rgba(65, 209, 255, 0.18), transparent 28%),
        radial-gradient(circle at 82% 78%, rgba(255, 77, 141, 0.12), transparent 24%);
    pointer-events: none;
}

.hero-content {
    max-width: 760px;
    position: relative;
    z-index: 1;
    padding: 4rem 0;
}

.hero-title {
    font-size: clamp(3.2rem, 9vw, 6.5rem);
    line-height: 0.95;
    letter-spacing: -0.06em;
    font-weight: 900;
}

.hero-subtitle {
    max-width: 560px;
    margin-top: 1.75rem;
    color: var(--muted);
    font-size: clamp(1.05rem, 1.8vw, 1.35rem);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2.25rem;
}

/* ========================================
   Home Products
   ======================================== */
.products {
    padding: 0 0 6rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
}

.product-card {
    display: grid;
    grid-template-rows: auto 1fr;
    gap: 1.5rem;
    padding: 1.25rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.product-card:hover {
    transform: translateY(-6px);
    border-color: rgba(65, 209, 255, 0.34);
}

.image-container {
    overflow: hidden;
    border-radius: 22px;
    aspect-ratio: 16 / 10;
    background: rgba(255, 255, 255, 0.04);
}

.image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-icon,
.feature-icon {
    display: inline-grid;
    place-items: center;
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
    border-radius: 18px;
    font-size: 1.85rem;
    background: linear-gradient(135deg, rgba(65, 209, 255, 0.2), rgba(102, 126, 234, 0.18));
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.product-card h3 {
    margin-bottom: 0.85rem;
    font-size: 1.4rem;
}

.product-card p {
    color: var(--muted);
}

.product-link {
    display: inline-flex;
    margin-top: 1.15rem;
    color: var(--blue);
    font-weight: 700;
}

/* ========================================
   Page Hero / Product Pages
   ======================================== */
.page-hero {
    padding: 6rem 0 4.5rem;
    text-align: center;
    overflow: hidden;
}

.service-hero {
    padding: 5rem 0 4rem;
    overflow: hidden;
}

.service-hero-layout {
    position: relative;
    display: grid;
    grid-template-columns: minmax(320px, 0.9fr) minmax(420px, 1.1fr);
    align-items: center;
    min-height: 520px;
    padding: clamp(1rem, 2vw, 1.25rem);
    border-radius: 38px;
    overflow: hidden;
    background:
        radial-gradient(circle at 18% 22%, rgba(65, 209, 255, 0.16), transparent 28%),
        radial-gradient(circle at 82% 78%, rgba(255, 77, 141, 0.12), transparent 24%),
        linear-gradient(140deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow);
    isolation: isolate;
}

.service-hero-layout::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.04), transparent 38%),
        linear-gradient(180deg, rgba(5, 7, 13, 0.12), rgba(5, 7, 13, 0.32));
    z-index: -1;
}

.service-hero-layout::after {
    content: "";
    position: absolute;
    left: 2.5rem;
    top: 2.5rem;
    width: 120px;
    height: 120px;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    border-left: 1px solid rgba(255, 255, 255, 0.18);
    border-top-left-radius: 22px;
    opacity: 0.55;
    pointer-events: none;
}

.service-hero-copy {
    position: relative;
    z-index: 2;
    max-width: none;
    margin-right: -2.75rem;
    padding: clamp(1.5rem, 3vw, 2.6rem);
    border-radius: 30px;
    background: linear-gradient(180deg, rgba(10, 14, 26, 0.88), rgba(10, 14, 26, 0.72));
    border: 1px solid rgba(255, 255, 255, 0.09);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(12px);
}

.service-hero-copy .page-hero-title,
.service-hero-copy .page-hero-subtitle {
    text-align: left;
    margin-left: 0;
}

.service-hero-copy .page-hero-subtitle {
    margin-top: 1.25rem;
    max-width: 32rem;
}

.service-hero-copy .page-hero-title {
    text-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}

.service-hero-visual {
    position: relative;
    width: 100%;
    min-height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(1.2rem, 2vw, 1.8rem) clamp(1.2rem, 2vw, 2rem) clamp(1.2rem, 2vw, 1.8rem) clamp(3.5rem, 6vw, 5rem);
    overflow: hidden;
    border-radius: 34px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow);
    background:
        radial-gradient(circle at 80% 18%, rgba(65, 209, 255, 0.12), transparent 24%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03));
}

.service-hero-visual::before {
    content: "";
    position: absolute;
    inset: auto auto -20% -8%;
    width: 42%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(65, 209, 255, 0.18), transparent 70%);
    pointer-events: none;
    z-index: 1;
}

.service-hero-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 28%),
        linear-gradient(135deg, rgba(5, 7, 13, 0) 35%, rgba(5, 7, 13, 0.2) 100%);
    pointer-events: none;
    z-index: 1;
}

.service-hero-visual img {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 620px;
    max-height: 420px;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 22px 40px rgba(0, 0, 0, 0.28));
}

.page-hero-title {
    position: relative;
    z-index: 1;
    font-size: clamp(2.5rem, 6vw, 4.8rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    background: linear-gradient(135deg, #ffffff 0%, var(--blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-hero-subtitle {
    position: relative;
    z-index: 1;
    max-width: 760px;
    margin: 1rem auto 0;
    color: var(--muted);
    font-size: clamp(1rem, 1.8vw, 1.3rem);
}

.product-overview,
.product-features,
.product-benefits,
.product-pricing,
.product-cta,
.company-info,
.contact-page {
    padding: 5rem 0;
}

.product-hero-image {
    margin: 0 auto 4rem;
    overflow: hidden;
    border-radius: 32px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow);
}

.product-hero-image img {
    width: 100%;
    max-height: 640px;
    object-fit: cover;
}

.overview-content {
    max-width: 1000px;
    margin: 0 auto;
}

.features-grid,
.pricing-grid,
.info-grid {
    display: grid;
    gap: 1.5rem;
}

.features-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-item,
.info-item,
.pricing-card,
.contact-form,
.tokushoho-section {
    padding: 1.75rem;
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.feature-item h3,
.benefit-content h3,
.pricing-title,
.info-item h3,
.tokushoho-section h2 {
    margin-bottom: 0.85rem;
    font-size: 1.2rem;
}

.feature-item p,
.benefit-content p,
.pricing-features li,
.info-item p,
.contact-page-intro p,
.tokushoho-section p,
.subsection p {
    color: var(--muted);
}

.benefits-list {
    display: grid;
    gap: 1rem;
}

.benefit-item {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 1.5rem;
    align-items: start;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.benefit-number {
    font-size: 2rem;
    font-weight: 900;
    letter-spacing: -0.05em;
    color: var(--blue);
}

.pricing-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
}

.pricing-card {
    position: relative;
}

.pricing-card.featured {
    border-color: rgba(65, 209, 255, 0.3);
    transform: translateY(-6px);
}

.pricing-badge {
    display: inline-flex;
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.4rem 0.7rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 800;
    color: #06111c;
    background: linear-gradient(135deg, #8fe8ff, #7c9cff);
}

.pricing-price {
    display: flex;
    align-items: flex-end;
    gap: 0.35rem;
    margin-bottom: 1rem;
}

.price-amount {
    font-size: 2rem;
    font-weight: 900;
    line-height: 1;
}

.price-period {
    color: var(--muted);
}

.pricing-features {
    list-style: none;
    margin: 1.25rem 0 1.75rem;
}

.pricing-features li {
    margin-bottom: 0.75rem;
}

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

.product-cta h2 {
    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.15;
    margin-bottom: 1rem;
}

.product-cta p {
    max-width: 760px;
    margin: 0 auto;
    color: var(--muted);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* ========================================
   Company / Contact / Legal
   ======================================== */
.info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.info-item a,
.tokushoho-section a,
.legal-note a {
    color: var(--blue);
}

.page-header {
    margin-bottom: 2rem;
    text-align: center;
}

.page-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
}

.tokushoho-content {
    max-width: 960px;
    margin: 0 auto;
}

.tokushoho-section {
    margin-bottom: 1.5rem;
}

.tokushoho-section h2 {
    padding-bottom: 0.7rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.subsection {
    margin-top: 1.25rem;
}

.subsection h3 {
    margin-bottom: 0.45rem;
    font-size: 1rem;
}

.highlight {
    border-left: 4px solid var(--blue);
}

.warning {
    color: #ff8b97;
    font-weight: 700;
}

.note {
    margin-top: 1rem;
    padding: 1rem 1.1rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 208, 74, 0.14);
    border: 1px solid rgba(255, 208, 74, 0.25);
}

.note p {
    color: #ffe8a1;
}

.back-link {
    margin-top: 2.5rem;
    text-align: center;
}

.contact-page-content {
    max-width: 960px;
    margin: 0 auto;
}

.contact-page-intro {
    margin-bottom: 2rem;
    text-align: center;
}

.contact-form {
    max-width: 720px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.55rem;
    font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.95rem 1rem;
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    outline: none;
}

.form-group textarea {
    resize: vertical;
}

.required {
    color: #ff7a9d;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    margin-top: 5rem;
    padding: 4rem 0 2rem;
    background: rgba(2, 4, 10, 0.9);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.footer-section p,
.footer-links a {
    color: var(--muted);
}

.footer-links {
    list-style: none;
}

.footer-links li + li {
    margin-top: 0.65rem;
}

.footer-links a:hover {
    color: var(--blue);
}

.footer-bottom {
    margin-top: 2rem;
    padding-top: 1.5rem;
    text-align: center;
    color: var(--muted);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* ========================================
   Animation Helpers
   ======================================== */
.animate-on-scroll,
.animate-slide-left,
.animate-slide-right,
.animate-scale,
.section-title,
.product-card,
.service-card,
.feature-item,
.about-item,
.benefit-item,
.pricing-card,
.info-item {
    opacity: 1;
    transform: none;
}

.animated {
    opacity: 1;
    transform: none;
}

/* ========================================
   RBポイント Terms Page
   ======================================== */
.legal-page {
    padding: 0 0 6rem;
}

.legal-wrap {
    max-width: 980px;
    margin: 0 auto;
}

.legal-intro,
.legal-section,
.legal-note {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.legal-intro {
    margin: 4rem 0 2rem;
    padding: 2rem;
}

.legal-intro p,
.legal-section p,
.legal-section li,
.legal-note p {
    color: var(--muted);
}

.legal-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.legal-meta-item {
    min-width: 180px;
    padding: 1rem 1.1rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
}

.legal-meta-label {
    display: block;
    margin-bottom: 0.4rem;
    color: var(--blue);
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.legal-meta-value {
    color: var(--text);
    font-weight: 700;
}

.legal-sections {
    display: grid;
    gap: 1.5rem;
}

.legal-section,
.legal-note {
    padding: 2rem;
}

.legal-section h2,
.legal-note h2 {
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    font-size: 1.3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.legal-section ol,
.legal-section ul {
    margin-top: 1rem;
    padding-left: 1.5rem;
}

.legal-section li {
    margin-bottom: 0.8rem;
}

.legal-note {
    margin-top: 2rem;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1100px) {
    .products-grid,
    .features-grid,
    .pricing-grid,
    .footer-content {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .nav {
        display: none;
    }

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

    .hero {
        min-height: auto;
        grid-template-columns: 1fr;
        padding: 6.5rem 0 5rem;
    }

    .hero::before {
        width: 100%;
        height: 50%;
        top: auto;
        bottom: 0;
        transform: none;
        opacity: 0.28;
        background-position: center bottom;
    }

    .benefit-item,
    .footer-content,
    .info-grid {
        grid-template-columns: 1fr;
    }

    .benefit-item {
        display: block;
    }

    .benefit-number {
        margin-bottom: 0.75rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .container {
        width: min(100% - 1.5rem, 1400px);
    }

    .products-grid,
    .features-grid,
    .pricing-grid,
    .footer-content {
        grid-template-columns: 1fr;
    }

    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
    }

    .btn,
    .btn-large {
        width: 100%;
    }

    .page-hero {
        padding: 5rem 0 3.5rem;
    }

    .service-hero {
        padding: 4.5rem 0 3rem;
    }

    .service-hero-layout {
        grid-template-columns: 1fr;
        min-height: auto;
        padding: 1.2rem;
    }

    .service-hero-copy .page-hero-title,
    .service-hero-copy .page-hero-subtitle {
        text-align: center;
        margin-right: auto;
        margin-left: auto;
    }

    .service-hero-layout::before {
        background:
            linear-gradient(180deg, rgba(5, 7, 13, 0.65) 0%, rgba(5, 7, 13, 0.3) 48%, rgba(5, 7, 13, 0.05) 100%);
    }

    .service-hero-layout::after {
        display: none;
    }

    .service-hero-copy {
        max-width: 100%;
        margin-right: 0;
        padding: 1.4rem;
    }

    .service-hero-visual {
        margin-top: 1.75rem;
        min-height: auto;
        padding: 1.2rem;
    }

    .service-hero-visual img {
        max-height: none;
    }

    .product-overview,
    .product-features,
    .product-benefits,
    .product-pricing,
    .product-cta,
    .company-info,
    .contact-page {
        padding: 3.5rem 0;
    }

    .feature-item,
    .info-item,
    .pricing-card,
    .contact-form,
    .tokushoho-section,
    .legal-intro,
    .legal-section,
    .legal-note {
        padding: 1.4rem;
        border-radius: 18px;
    }

    .legal-intro {
        margin-top: 3rem;
    }

    .legal-meta-item {
        min-width: 100%;
    }
}