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

.sp-only {
    display: none;
}
.pc-only {
    display: block;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Meiryo", sans-serif;
    color: #333;
    background-color: #fff;
    padding-top: 76px;
    overflow-x: hidden;
}

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

/* ============================================
   Header
   ============================================ */
.header {
    width: 100%;
    background-color: #FFFFFF;
    border-bottom: 1px solid #E5E7EB;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 300;
}

.header-inner {
    max-width: 1280px;
    height: 76px;
    margin: 0 auto;
    padding: 20px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.header-logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
}

.header-tagline {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 13px;
    font-weight: 500;
    color: #666;
    letter-spacing: 0.05em;
    white-space: nowrap;
    margin-left: 20px;
}

.header-logo-img {
    height: 40px;
    width: auto;
}

.header-logo-img--white {
    display: none;
}

/* Navigation */
.header-nav {
    display: none;
    align-items: center;
    gap: 22px;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 93px;
    padding: 4px 0;
    gap: 5px;
    transition: opacity 0.2s;
}

.nav-item:hover {
    opacity: 0.7;
}

.nav-jp {
    font-family: "Zen Kaku Gothic Antique", sans-serif;
    font-size: 13px;
    font-weight: 700;
    line-height: 100%;
    letter-spacing: 0.02em;
    color: #333;
    white-space: nowrap;
}

.nav-en {
    font-family: "Inter", sans-serif;
    font-size: 9px;
    font-weight: 500;
    line-height: 100%;
    letter-spacing: 0.18em;
    color: #9ca3af;
    white-space: nowrap;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-left: auto;
    margin-right: 16px;
}

.header-action {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    transition: opacity 0.2s;
}

.header-action:hover {
    opacity: 0.75;
}

.header-action-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    flex-shrink: 0;
}

.header-action-icon--phone {
    background-color: #A93226;
}

.header-action-icon--line {
    background-color: #06C755;
}

.header-action-icon--form {
    background-color: #0E7C86;
}

.header-action-text {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.header-action-label {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: #333;
    line-height: 1.2;
    white-space: nowrap;
}

.header-action-sub {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 10px;
    font-weight: 400;
    color: #9ca3af;
    line-height: 1;
}

@media (max-width: 1024px) {
    .sp-only {
        display: inline;
    }
    .pc-only {
        display: none !important;
    }
    .header-actions {
        display: none;
    }
}

.btn-line {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 40px;
    padding: 10px 20px;
    background-color: #06C755;
    color: #fff;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 700;
    line-height: 100%;
    letter-spacing: 0;
    border-radius: 4px;
    transition: opacity 0.2s;
}

.btn-line:hover {
    opacity: 0.85;
}

.btn-contact {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 124px;
    height: 40px;
    padding: 10px 20px;
    background-color: #0E7C86;
    color: #fff;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 700;
    line-height: 100%;
    letter-spacing: 0;
    border-radius: 4px;
    transition: opacity 0.2s;
}

.btn-contact:hover {
    opacity: 0.85;
}

/* ============================================
   Hero
   ============================================ */
.hero {
    width: 100%;
    background-image: url('/images/sections/mv_img.jpg?v=20260423');
    background-size: cover;
    background-position: center;
    background-color: #2a2a2a;
    position: relative;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.88) 0%, rgba(102, 102, 102, 0) 66.56%);
    mix-blend-mode: multiply;
}

.hero-inner {
    position: relative;
    max-width: 1280px;
    min-height: 756px;
    margin: 0 auto;
    padding: 80px 0;
    display: flex;
    align-items: center;
}

/* Text content container */
.hero-content {
    position: relative;
    z-index: 1;
    max-width: 557px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 56px;
    margin-left: 80px;
}

/* Block 1: Subtitle row */
.hero-subtitle-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.hero-subtitle-en {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 18px;
    font-weight: 700;
    line-height: 100%;
    letter-spacing: 0.1em;
    color: #59D7E1;
    white-space: nowrap;
}

.hero-subtitle-line {
    display: block;
    width: 28px;
    height: 1px;
    background-color: #fff;
    flex-shrink: 0;
}

.hero-subtitle-jp {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 100%;
    letter-spacing: 0.06em;
    color: #fff;
    white-space: nowrap;
}

/* Block 2: Heading + Description */
.hero-text-group {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.hero-heading {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 64px;
    font-weight: 700;
    line-height: 128%;
    letter-spacing: 0.1em;
    color: #fff;
    white-space: nowrap;
}

.hero-highlight {
    background: linear-gradient(transparent 60%, rgba(255, 235, 59, 0.5) 60%);
}

.hero-description {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 18px;
    font-weight: 500;
    line-height: 190%;
    letter-spacing: 0;
    color: #fff;
}

/* Block 3: CTA */
.hero-cta-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.hero-cta-text {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 18px;
    font-weight: 500;
    line-height: 100%;
    letter-spacing: 0;
    color: #fff;
}

.hero-cta-buttons {
    display: flex;
    gap: 8px;
}

.btn-hero-line,
.btn-hero-mail {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 220px;
    height: 72px;
    padding: 24px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 24px;
    font-weight: 700;
    line-height: 100%;
    letter-spacing: 0;
    color: #fff;
    border-radius: 4px;
    transition: opacity 0.2s;
    white-space: nowrap;
}

.btn-hero-line {
    background-color: #06C755;
}

.btn-hero-mail {
    background-color: #0E7C86;
}

.btn-hero-line:hover,
.btn-hero-mail:hover {
    opacity: 0.85;
}

/* LINE Mockup */
.hero-mockup {
    position: absolute;
    right: 80px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-mockup-img {
    width: 280px;
    height: auto;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.35));
    position: relative;
    z-index: 2;
}

.hero-mockup-caption {
    margin-top: 20px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.1em;
    position: relative;
    z-index: 2;
    text-shadow: 0 0 12px rgba(6, 199, 85, 0.6);
}

/* Deco elements */
.hero-mockup-deco {
    position: absolute;
    border-radius: 50%;
    z-index: 1;
}

.hero-mockup-deco--1 {
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(14, 124, 134, 0.25) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hero-mockup-deco--2 {
    width: 12px;
    height: 12px;
    background: #59D7E1;
    top: 10%;
    right: -20px;
    opacity: 0.7;
}

.hero-mockup-deco--3 {
    width: 8px;
    height: 8px;
    background: #fff;
    bottom: 15%;
    left: -16px;
    opacity: 0.5;
}

/* Scroll indicator */
.hero-scroll {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 10;
}

.hero-scroll-text {
    font-family: "Inter", sans-serif;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: #fff;
}

.hero-scroll-line {
    display: block;
    width: 1px;
    height: 80px;
    background-color: rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.hero-scroll-line::after {
    content: "";
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #fff;
    animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
    0% {
        top: -100%;
    }
    50% {
        top: 0;
    }
    100% {
        top: 100%;
    }
}

/* ============================================
   About
   ============================================ */
.about {
    width: 100%;
    background-color: #F8F9FA;
    overflow: hidden;
}

/* Photo strip */
.about-photos {
    width: 100%;
    overflow: hidden;
}

.about-photos-track {
    height: 282px;
    margin-top: 40px;
}

.about-photos-track img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Content area */
.about-inner {
    position: relative;
    max-width: 1280px;
    min-height: 706px;
    margin: 0 auto;
    padding: 0 80px;
}

/* Left column */
.about-left {
    position: absolute;
    left: 80px;
    top: 0;
    z-index: 1;
}

.about-heading-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: -40px;
    margin-bottom: 72px;
}

.about-heading-block {
    display: inline-flex;
    align-items: center;
    padding: 12px;
    background-color: #0E7C86;
    align-self: flex-start;
}

.about-heading-text {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 48px;
    font-weight: 500;
    line-height: 100%;
    letter-spacing: 0;
    color: #fff;
}

.about-description {
    max-width: 567px;
    width: 100%;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 18px;
    font-weight: 400;
    line-height: 180%;
    letter-spacing: 0;
    color: #333;
    margin-left: 12px;
}

/* Right column: diagram */
.about-right {
    position: absolute;
    left: 483px;
    top: 190px;
}

.about-diagram {
    max-width: 717px;
    width: 100%;
    height: auto;
    object-fit: contain;
}

/* ============================================
   Section Heading (共通)
   ============================================ */
.section-heading {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 48px;
    margin-left: -80px;
}

.section-heading-line {
    display: block;
    width: 72px;
    height: 0;
    border-top: 1px solid #0E7C86;
    flex-shrink: 0;
    align-self: center;
}

.section-heading-en {
    font-family: "Josefin Slab", serif;
    font-size: 64px;
    font-weight: 600;
    line-height: 100%;
    letter-spacing: 0.16em;
    color: #0E7C86;
}

.section-heading-jp {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 100%;
    letter-spacing: -0.02em;
    color: #1A1A1A;
}

/* ============================================
   Business
   ============================================ */
.business {
    width: 100%;
    background-color: #fff;
}

.business-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 80px;
}

/* Two column cards */
.business-cards {
    display: flex;
    justify-content: space-between;
    max-width: 1120px;
    width: 100%;
    position: relative;
}

.business-cards::after {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    width: 1px;
    height: 522px;
    background-color: #E5E7EB;
}

.business-card {
    width: 48%;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.business-card-img {
    width: 100%;
    height: 340px;
    object-fit: cover;
    border-radius: 4px;
}

.business-card-body {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.business-card-title {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 24px;
    font-weight: 700;
    line-height: 100%;
    letter-spacing: 0;
    color: #333;
}

.business-card-desc {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 180%;
    letter-spacing: 0;
    color: #333;
}

.business-card-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 500;
    color: #0E7C86;
    margin-top: 8px;
    transition: opacity 0.2s;
}

.business-card-link:hover {
    opacity: 0.7;
}

.business-card-link .arrow {
    font-size: 14px;
}

/* ============================================
   Reason
   ============================================ */
.reason {
    width: 100%;
    background-color: #E0F2F4;
}

.reason-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 80px;
}

/* Reason cards */
.reason-cards {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 1120px;
    width: 100%;
}

.reason-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #fff;
    border-radius: 8px;
    padding: 40px;
}

.reason-card-text {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.reason-card-num {
    font-family: "Josefin Slab", serif;
    font-size: 44px;
    font-weight: 500;
    line-height: 80%;
    letter-spacing: 0;
    color: #0E7C86;
}

.reason-card-title {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 28px;
    font-weight: 500;
    line-height: 100%;
    letter-spacing: -0.02em;
    color: #333;
}

.reason-card-desc {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 180%;
    letter-spacing: 0;
    color: #333;
}

.reason-card-img {
    width: 300px;
    height: auto;
    object-fit: contain;
    flex-shrink: 0;
}

/* ============================================
   Flow
   ============================================ */
.flow {
    width: 100%;
    background-color: #fff;
}

.flow-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 80px;
}

/* Two column layout */
.flow-content {
    display: flex;
    gap: 56px;
    max-width: 1120px;
    width: 100%;
}

/* Left: Tabs */
.flow-tabs {
    width: 240px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
    position: sticky;
    top: 120px;
    align-self: flex-start;
}

.flow-tab {
    width: 240px;
    height: 50px;
    display: flex;
    align-items: center;
    padding: 16px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 18px;
    font-weight: 500;
    line-height: 100%;
    letter-spacing: -0.02em;
    cursor: pointer;
    transition: opacity 0.2s;
    background-color: #F8F9FA;
    border-left: 1px solid #A3A3A3;
    color: #333;
}

.flow-tab:hover {
    opacity: 0.7;
}

.flow-tab--active {
    background-color: #E0F2F4;
    border-left: 1px solid #0E7C86;
    color: #0E7C86;
}

/* Right: Steps */
.flow-steps {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.flow-step {
    display: flex;
    gap: 24px;
    width: 100%;
}

/* Step icon (circle + line) */
.flow-step-icon {
    width: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.flow-step-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 1px solid #0E7C86;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
}

.flow-step-label {
    font-family: "Josefin Slab", serif;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: #0E7C86;
}

.flow-step-num {
    font-family: "Josefin Slab", serif;
    font-size: 28px;
    font-weight: 500;
    line-height: 100%;
    color: #0E7C86;
}

.flow-step-line {
    display: block;
    width: 0;
    height: 40px;
    border-left: 1px solid #0E7C86;
    border-radius: 1px;
}

.flow-step--last .flow-step-line {
    display: none;
}

/* Step body */
.flow-step-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-top: 16px;
}

.flow-step-title {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 24px;
    font-weight: 500;
    line-height: 100%;
    letter-spacing: -0.02em;
    color: #1A1A1A;
}

.flow-step-desc {
    font-family: "YuGothic", "Yu Gothic", sans-serif;
    font-size: 16px;
    font-weight: 500;
    line-height: 180%;
    letter-spacing: 0;
    color: #1A1311;
}

.flow-steps--hidden {
    display: none;
}

.flow-steps--fade-in {
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   FAQ
   ============================================ */
.faq {
    width: 100%;
    background-color: #F8F9FA;
}

.faq-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 80px;
}

/* FAQ Group */
.faq-group {
    background-color: #fff;
    border-radius: 8px;
    padding: 48px 40px;
    margin-top: 48px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.faq-group-title {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 28px;
    font-weight: 700;
    line-height: 100%;
    letter-spacing: 0.05em;
    color: #1A1A1A;
    text-align: center;
}

/* FAQ Item */
.faq-item {
    display: flex;
    flex-direction: column;
}

/* Question row */
.faq-question {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding-bottom: 12px;
}

.faq-q-label {
    font-family: "Josefin Slab", serif;
    font-size: 24px;
    font-weight: 600;
    line-height: 100%;
    color: #0E7C86;
    flex-shrink: 0;
    width: 32px;
}

.faq-q-divider {
    display: block;
    width: 0;
    height: 20px;
    border-left: 1px solid #E5E7EB;
    margin-right: 16px;
    flex-shrink: 0;
}

.faq-q-text {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 500;
    line-height: 180%;
    letter-spacing: 0;
    color: #333;
    flex: 1;
}

.faq-toggle {
    font-size: 20px;
    color: #333;
    flex-shrink: 0;
    margin-left: 16px;
    transition: transform 0.3s;
}

.faq-item.is-closed .faq-toggle {
    transform: rotate(90deg);
}

/* Separator */
.faq-separator {
    width: 100%;
    height: 0;
    border-top: 1px solid #E5E7EB;
}

/* Answer row */
.faq-answer {
    display: flex;
    padding-top: 12px;
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.3s ease;
}

.faq-item.is-closed .faq-answer {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
}

.faq-a-label {
    font-family: "Josefin Slab", serif;
    font-size: 24px;
    font-weight: 600;
    line-height: 100%;
    color: #333;
    flex-shrink: 0;
    width: 32px;
}

.faq-a-divider {
    display: block;
    width: 0;
    height: 20px;
    border-left: 1px solid #E5E7EB;
    margin-right: 16px;
    flex-shrink: 0;
}

.faq-a-text {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 500;
    line-height: 160%;
    letter-spacing: 0;
    color: #333;
    flex: 1;
}

/* ============================================
   Contact Form
   ============================================ */
.contact-form-section {
    width: 100%;
    background-color: #fff;
}

.contact-form-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 80px;
}

.contact-form-card {
    background-color: #F8F9FA;
    border-radius: 8px;
    padding: 56px 60px;
    margin-top: 48px;
}

.contact-form-lead {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 180%;
    color: #333;
    text-align: center;
    margin-bottom: 40px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    width: 100%;
}

.form-row--half {
    display: flex;
    gap: 24px;
}

.form-row--half .form-group {
    flex: 1;
}

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

.form-label {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: #1A1A1A;
}

.form-required {
    font-size: 12px;
    color: #fff;
    background-color: #0E7C86;
    padding: 2px 8px;
    border-radius: 2px;
    margin-left: 8px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 400;
    color: #333;
    background-color: #fff;
    border: 1px solid #E5E7EB;
    border-radius: 4px;
    outline: none;
    transition: border-color 0.2s;
}

.form-select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23666' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

.form-select:invalid {
    color: #9ca3af;
}

.form-select option {
    color: #333;
}

.form-select:focus {
    border-color: #0E7C86;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: #9ca3af;
}

.form-input:focus,
.form-textarea:focus {
    border-color: #0E7C86;
}

.form-textarea {
    resize: vertical;
}

.form-radio-group {
    display: flex;
    gap: 24px;
}

.form-radio {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 15px;
    font-weight: 400;
    color: #333;
    cursor: pointer;
}

.form-radio input[type="radio"] {
    accent-color: #0E7C86;
    width: 16px;
    height: 16px;
}

.form-submit {
    display: flex;
    justify-content: center;
    margin-top: 16px;
}

.form-submit-btn {
    width: 300px;
    height: 56px;
    background-color: #0E7C86;
    color: #fff;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 17px;
    font-weight: 700;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: opacity 0.2s;
}

.form-submit-btn:hover {
    opacity: 0.85;
}

/* ============================================
   LINE Section
   ============================================ */
.line-section {
    width: 100%;
    background: linear-gradient(180deg, #fff 0%, #E8F8F9 100%);
}

.line-section-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 64px;
}

.line-section-text {
    flex: 1;
    min-width: 0;
}

.line-section-title {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 36px;
    font-weight: 700;
    line-height: 150%;
    letter-spacing: -0.02em;
    color: #1A1A1A;
    margin-bottom: 40px;
}

.line-section-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 40px;
}

.line-section-feature {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px 0;
    border-bottom: 1px solid #E5E7EB;
}

.line-section-feature:first-child {
    border-top: 1px solid #E5E7EB;
}

.line-section-feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background-color: #0E7C86;
    flex-shrink: 0;
}

.line-section-feature-body {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.line-section-feature-title {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 18px;
    font-weight: 700;
    line-height: 100%;
    color: #1A1A1A;
}

.line-section-feature-desc {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 15px;
    font-weight: 400;
    line-height: 160%;
    color: #666;
}

.line-section-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 280px;
    height: 72px;
    padding: 24px;
    background-color: #06C755;
    color: #fff;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 20px;
    font-weight: 700;
    border-radius: 4px;
    transition: opacity 0.2s;
}

.line-section-btn:hover {
    opacity: 0.85;
}

/* Mockup */
.line-section-mockup {
    position: relative;
    flex-shrink: 0;
    width: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.line-section-mockup-img {
    width: 260px;
    height: auto;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 16px 48px rgba(14, 124, 134, 0.2));
}

.line-section-mockup-glow {
    position: absolute;
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(14, 124, 134, 0.12) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

.line-section-mockup-dot {
    position: absolute;
    border-radius: 50%;
    z-index: 1;
}

.line-section-mockup-dot--1 {
    width: 12px;
    height: 12px;
    background-color: #59D7E1;
    top: 8%;
    right: 0;
    opacity: 0.7;
}

.line-section-mockup-dot--2 {
    width: 8px;
    height: 8px;
    background-color: #0E7C86;
    bottom: 12%;
    left: 0;
    opacity: 0.5;
}

.line-section-mockup-dot--3 {
    width: 6px;
    height: 6px;
    background-color: #06C755;
    top: 25%;
    left: 10px;
    opacity: 0.6;
}

/* ============================================
   CTA
   ============================================ */
.cta {
    width: 100%;
    background-color: #0E7C86;
    position: relative;
    overflow: visible;
}



.cta-inner {
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
    padding: 72px 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
}

.cta-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.cta-logo {
    height: 36px;
    width: auto;
    align-self: flex-start;
}

.cta-heading {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 44px;
    font-weight: 700;
    line-height: 128%;
    letter-spacing: -0.02em;
    color: #fff;
}

.cta-desc {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 20px;
    font-weight: 500;
    line-height: 160%;
    letter-spacing: -0.02em;
    color: rgba(255, 255, 255, 0.85);
}

.cta-phone {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 4px;
}

.cta-phone-number {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.02em;
}

.cta-phone-hours {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}

.cta-buttons {
    width: 300px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex-shrink: 0;
}

.cta-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 300px;
    height: 61px;
    padding: 18px 32px;
    border-radius: 4px;
    font-family: "Zen Kaku Gothic Antique", sans-serif;
    font-size: 17px;
    font-weight: 700;
    line-height: 100%;
    letter-spacing: 0;
    transition: opacity 0.2s;
}

.cta-btn:hover {
    opacity: 0.85;
}

.cta-btn--line {
    background-color: #06C755;
    color: #fff;
}

.cta-btn--form {
    background-color: #fff;
    color: #0E7C86;
}

/* ============================================
   Thanks Page
   ============================================ */
.thanks-section {
    width: 100%;
    min-height: calc(100vh - 76px - 120px);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #F8F9FA;
}

.thanks-inner {
    max-width: 640px;
    margin: 0 auto;
    padding: 80px 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.thanks-icon {
    margin-bottom: 8px;
}

.thanks-heading {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: #333;
}

.thanks-text {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 190%;
    color: #666;
}

.thanks-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 40px;
    margin-top: 16px;
    background-color: #0E7C86;
    color: #fff;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 700;
    border-radius: 4px;
    transition: opacity 0.2s;
}

.thanks-btn:hover {
    opacity: 0.85;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    width: 100%;
    background-color: #fff;
}

.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 60px 80px 40px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

/* Left: Info */
.footer-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
}

.footer-logo-img {
    height: 56px;
    width: auto;
}

.footer-company-name {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: #333;
    margin-top: 8px;
}

.footer-address {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 400;
    line-height: 180%;
    color: #333;
}

.footer-phone {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 400;
    color: #333;
}

.footer-phone:hover {
    opacity: 0.7;
}

.footer-license {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.footer-license p {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 12px;
    font-weight: 400;
    color: #9ca3af;
}

.footer-corporate {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: #333;
    transition: opacity 0.2s;
}

.footer-corporate:hover {
    opacity: 0.7;
}

.footer-external-icon {
    font-size: 12px;
}

.footer-sns {
    display: flex;
    gap: 16px;
    margin-top: 16px;
}

.footer-sns-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #f0f0f0;
    color: #555;
    transition: opacity 0.2s;
}

.footer-sns-link:hover {
    opacity: 0.7;
}

/* Right: Nav */
.footer-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px 80px;
}

.footer-nav a {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 500;
    color: #333;
    transition: opacity 0.2s;
}

.footer-nav a:hover {
    opacity: 0.7;
}

/* Border */
.footer-border {
    width: 100%;
    height: 0;
    border-top: 1px solid #E5E7EB;
    margin: 40px 0 24px;
}

/* Copyright */
.footer-copyright {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 13px;
    font-weight: 400;
    color: #9ca3af;
    text-align: center;
}

/* ============================================
   Floating LINE Button (PC)
   ============================================ */
.floating-line {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%) translateX(100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 20px 16px 28px;
    background-color: #06C755;
    border-radius: 12px 0 0 12px;
    z-index: 100;
    transition: transform 0.4s ease;
}

.floating-line.is-visible {
    transform: translateY(-50%) translateX(0);
}

.floating-line:hover {
    opacity: 0.9;
}

.floating-line-icon {
    width: 36px;
    height: 36px;
}

.floating-line-text {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 20px;
    font-weight: 700;
    line-height: 1.6;
    color: #fff;
    text-align: center;
}

@media (max-width: 1024px) {
    .floating-line {
        display: none;
    }
}

/* ============================================
   Floating CTA Bar (SP)
   ============================================ */
.floating-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: none;
    transform: translateY(100%);
    z-index: 100;
    transition: transform 0.4s ease;
}

@media (max-width: 1024px) {
    .floating-cta {
        display: flex;
    }
}

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

.floating-cta-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 60px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    transition: opacity 0.2s;
}

.floating-cta-btn:hover {
    opacity: 0.85;
}

.floating-cta-btn--line {
    background-color: #06C755;
}

.floating-cta-btn--form {
    background-color: #0E7C86;
}

.floating-cta-icon {
    flex-shrink: 0;
}

/* ============================================
   Hamburger Button (SP only)
   ============================================ */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 40px;
    height: 40px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 201;
}

.hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background-color: #333;
    border-radius: 1px;
    transition: transform 0.3s, opacity 0.3s;
}

.hamburger.is-active .hamburger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.is-active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.is-active .hamburger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ============================================
   SP Menu Overlay
   ============================================ */
.sp-menu {
    position: fixed;
    inset: 0;
    top: 76px;
    background-color: #fff;
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 48px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.sp-menu.is-open {
    opacity: 1;
    visibility: visible;
}

.sp-menu-nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
}

.sp-menu-link {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: #333;
    letter-spacing: 0.05em;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.sp-menu.is-open .sp-menu-link:nth-child(1) { transition-delay: 0.05s; }
.sp-menu.is-open .sp-menu-link:nth-child(2) { transition-delay: 0.1s; }
.sp-menu.is-open .sp-menu-link:nth-child(3) { transition-delay: 0.15s; }
.sp-menu.is-open .sp-menu-link:nth-child(4) { transition-delay: 0.2s; }
.sp-menu.is-open .sp-menu-link:nth-child(5) { transition-delay: 0.25s; }
.sp-menu.is-open .sp-menu-link:nth-child(6) { transition-delay: 0.3s; }

.sp-menu.is-open .sp-menu-link {
    opacity: 1;
    transform: translateY(0);
}

.sp-menu-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.3s ease 0.32s, transform 0.3s ease 0.32s;
}

.sp-menu.is-open .sp-menu-info {
    opacity: 1;
    transform: translateY(0);
}

.sp-menu-phone {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: #0E7C86;
    letter-spacing: 0.02em;
}

.sp-menu-representative {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: #333;
}

.sp-menu-phone-hours {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 12px;
    font-weight: 400;
    color: #9ca3af;
}

.sp-menu-service-name {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: #333;
}

.sp-menu-address {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 13px;
    font-weight: 400;
    color: #9ca3af;
}

.sp-menu-license {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    margin-top: 4px;
}

.sp-menu-license p {
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 11px;
    font-weight: 400;
    color: #9ca3af;
}

.sp-menu-cta {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 260px;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.3s ease 0.4s, transform 0.3s ease 0.4s;
}

.sp-menu.is-open .sp-menu-cta {
    opacity: 1;
    transform: translateY(0);
}

.sp-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 52px;
    border-radius: 4px;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
}

.sp-menu-btn--line {
    background-color: #06C755;
}

.sp-menu-btn--contact {
    background-color: #0E7C86;
}

/* ============================================
   Responsive: Tablet (max-width: 1024px)
   ============================================ */
@media (max-width: 1024px) {
    /* Header */



    .header-inner {
        padding: 20px 24px;
    }

    /* Hero */
    .hero-inner {
        height: auto;
        min-height: 600px;
        padding: 80px 24px;
    }

    .hero-mockup {
        display: none;
    }

    .hero-content {
        width: 100%;
        margin-left: 0;
        gap: 40px;
    }

    .hero-heading {
        font-size: 44px;
        white-space: normal;
    }

    .hero-description {
        font-size: 16px;
    }

    .hero-cta-text {
        font-size: 15px;
        text-align: center;
    }

    .btn-hero-line,
    .btn-hero-mail {
        width: 180px;
        height: 60px;
        font-size: 20px;
    }

    .hero-scroll {
        display: flex;
    }

    /* About */
    .about-inner {
        position: relative;
        height: auto;
        padding: 60px 24px 80px;
    }

    .about-left {
        position: relative;
        left: 0;
        top: 0;
    }

    .about-heading-group {
        margin-top: -40px;
        margin-bottom: 40px;
    }

    .about-heading-text {
        font-size: 36px;
    }

    .about-description {
        width: 100%;
        font-size: 16px;
        margin-left: 0;
    }

    .about-right {
        position: relative;
        left: 0;
        top: 0;
        margin-top: 40px;
        display: flex;
        justify-content: center;
    }

    .about-diagram {
        width: 100%;
        max-width: 600px;
        height: auto;
    }

    /* Section Heading */
    .section-heading {
        margin-left: 0;
        gap: 8px;
        margin-bottom: 36px;
    }

    .section-heading-line {
        width: 40px;
    }

    .section-heading-en {
        font-size: 48px;
    }

    /* Business */
    .business-inner {
        padding: 80px 24px;
    }

    .business-cards {
        width: 100%;
        flex-direction: column;
        gap: 48px;
    }

    .business-cards::after {
        display: none;
    }

    .business-card {
        width: 100%;
    }

    .business-card-img {
        height: 260px;
    }

    /* Reason */
    .reason-inner {
        padding: 80px 24px;
    }

    .reason-cards {
        width: 100%;
    }

    .reason-card {
        flex-direction: column;
        gap: 24px;
        padding: 32px;
    }

    .reason-card-text {
        width: 100%;
    }

    .reason-card-img {
        width: 100%;
        max-width: 300px;
        align-self: center;
    }

    /* LINE Section */
    .line-section-inner {
        padding: 80px 24px;
    }

    .line-section-title {
        font-size: 28px;
    }

    .line-section-mockup {
        display: none;
    }

    .line-section {
        position: relative;
        overflow: hidden;
    }

    .line-section::after {
        content: "";
        position: absolute;
        right: -40px;
        bottom: -20px;
        width: 280px;
        height: 560px;
        background: url('/images/common/line_mockup.png') no-repeat center / contain;
        opacity: 0.08;
        pointer-events: none;
    }

    .line-section-inner {
        position: relative;
        z-index: 1;
    }

    .line-section-btn {
        width: 280px;
    }

    /* CTA */


    .cta-inner {
        padding: 56px 24px;
        flex-direction: column;
        align-items: center;
        gap: 32px;
        text-align: center;
    }

    .cta-logo {
        align-self: center;
    }

    .cta-heading {
        font-size: 32px;
    }

    .cta-desc {
        font-size: 18px;
    }

    .cta-phone {
        justify-content: center;
    }

    /* Flow */
    .flow-inner {
        padding: 80px 24px;
    }

    .flow-content {
        width: 100%;
        flex-direction: column;
        gap: 32px;
    }

    .flow-tabs {
        width: 100%;
        flex-direction: row;
        position: static;
    }

    .flow-tab {
        width: 50%;
        justify-content: center;
        font-size: 16px;
        border-left: none;
        border-bottom: 2px solid #A3A3A3;
    }

    .flow-tab--active {
        border-left: none;
        border-bottom: 2px solid #0E7C86;
    }

    .flow-steps {
        width: 100%;
    }

    .flow-step {
        width: 100%;
    }

    /* Contact Form */
    .contact-form-inner {
        padding: 80px 24px;
    }

    .contact-form-card {
        padding: 40px 32px;
    }

    /* FAQ */
    .faq-inner {
        padding: 80px 24px;
    }

    .faq-group {
        padding: 36px 28px;
    }

    /* Footer */
    .footer-inner {
        padding: 48px 24px 32px;
    }

    .footer-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 40px;
    }

    .footer-nav {
        gap: 16px 48px;
    }

}

/* ============================================
   Back to Top
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 0;
    height: 0;
    border-left: 44px solid transparent;
    border-right: 44px solid transparent;
    border-bottom: 76px solid #fff;
    background: none;
    padding: 0;
    cursor: pointer;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s, transform 0.2s;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.12));
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.back-to-top-icon {
    position: absolute;
    bottom: -64px;
    left: 50%;
    transform: translateX(-50%);
    width: 34px;
    height: 34px;
}

.back-to-top:hover {
    transform: translateY(-3px);
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.18));
}

.back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   Responsive: Mobile (max-width: 600px)
   ============================================ */
@media (max-width: 600px) {
    /* Header */
    body {
        padding-top: 0;
    }

    .header {
        background-color: transparent;
        border-bottom: none;
        transition: background-color 0.4s ease;
    }

    .header-inner {
        height: 60px;
        padding: 14px 16px;
    }

    /* SP: logo fade transition */
    .header-logo-img--color,
    .header-logo-img--white {
        position: absolute;
        left: 0;
        transition: opacity 0.4s ease;
    }

    .header-logo-img--color {
        opacity: 0;
    }

    .header-logo-img--white {
        display: block;
        opacity: 1;
    }

    /* SP: scrolled → show color logo, white bg */
    .header.is-scrolled {
        background-color: rgba(255, 255, 255, 0.85);
        backdrop-filter: blur(8px);
    }

    .header.is-scrolled .header-logo-img--color,
    .header.is-menu-open .header-logo-img--color {
        opacity: 1;
    }

    .header.is-scrolled .header-logo-img--white,
    .header.is-menu-open .header-logo-img--white {
        opacity: 0;
    }

    .hamburger {
        width: 44px;
        height: 44px;
        background-color: rgba(255, 255, 255, 0.9);
        border-radius: 50%;
        align-items: center;
        backdrop-filter: blur(4px);
    }

    .hamburger.is-active {
        background-color: rgba(255, 255, 255, 0.9);
    }

    .header-logo-img {
        height: 28px;
    }

    .header-tagline {
        display: none;
    }

    .sp-menu {
        top: 0;
    }

    /* Hero */
    .hero::before {
        background: linear-gradient(180deg, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0.3) 100%);
    }

    .hero-inner {
        min-height: 100dvh;
        padding: 80px 20px 60px;
        justify-content: center;
    }

    .hero-content {
        gap: 32px;
    }

    .hero-subtitle-row {
        flex-wrap: wrap;
        gap: 8px;
    }

    .hero-subtitle-en {
        font-size: 14px;
    }

    .hero-subtitle-line {
        display: none;
    }

    .hero-subtitle-jp {
        font-size: 13px;
    }

    .hero-heading {
        font-size: 32px;
        line-height: 140%;
    }

    .hero-description {
        font-size: 14px;
        line-height: 180%;
    }

    .hero-cta-text {
        font-size: 13px;
    }

    .hero-cta-buttons {
        flex-direction: column;
        gap: 10px;
    }

    .btn-hero-line,
    .btn-hero-mail {
        width: 100%;
        height: 56px;
        font-size: 18px;
    }

    /* About */
    .about-photos-track {
        height: 160px;
        margin-top: 24px;
    }

    .about-inner {
        padding: 40px 20px 60px;
    }

    .about-heading-group {
        margin-top: -24px;
        margin-bottom: 32px;
        gap: 8px;
    }

    .about-heading-text {
        font-size: 24px;
    }

    .about-description {
        font-size: 15px;
        line-height: 190%;
    }

    .about-description br {
        display: none;
    }

    /* Section Heading */
    .section-heading {
        margin-bottom: 28px;
    }

    .section-heading-line {
        width: 24px;
    }

    .section-heading-en {
        font-size: 36px;
    }

    .section-heading-jp {
        font-size: 14px;
    }

    /* Business */
    .business-inner {
        padding: 64px 20px;
    }

    .business-card-img {
        height: 200px;
    }

    .business-card-title {
        font-size: 20px;
    }

    .business-card-desc {
        font-size: 14px;
    }

    .business-card-desc br {
        display: none;
    }

    /* Reason */
    .reason-inner {
        padding: 64px 20px;
    }

    .reason-card {
        padding: 24px 20px;
    }

    .reason-card-num {
        font-size: 36px;
    }

    .reason-card-title {
        font-size: 22px;
    }

    .reason-card-desc {
        font-size: 14px;
    }

    .reason-card-desc br {
        display: none;
    }

    /* LINE Section */
    .line-section-inner {
        padding: 64px 20px;
    }

    .line-section-title {
        font-size: 24px;
    }

    .line-section-feature-icon {
        width: 44px;
        height: 44px;
    }

    .line-section-feature-icon svg {
        width: 20px;
        height: 20px;
    }

    .line-section-feature-title {
        font-size: 16px;
    }

    .line-section-feature-desc {
        font-size: 14px;
    }

    .line-section-btn {
        width: 100%;
        height: 56px;
        padding: 16px 32px;
        font-size: 18px;
    }

    /* CTA */


    .cta-inner {
        padding: 48px 20px;
    }

    .cta-logo {
        height: 28px;
    }

    .cta-heading {
        font-size: 24px;
        line-height: 140%;
    }

    .cta-desc {
        font-size: 15px;
    }

    .cta-phone {
        flex-direction: column;
        gap: 4px;
    }

    .cta-phone-number {
        font-size: 20px;
    }

    .cta-buttons {
        width: 100%;
    }

    .cta-btn {
        width: 100%;
    }

    /* Flow */
    .flow-inner {
        padding: 64px 20px;
    }

    .flow-tab {
        font-size: 14px;
        height: 44px;
        padding: 12px;
    }

    .flow-step {
        gap: 16px;
    }

    .flow-step-icon {
        width: 56px;
    }

    .flow-step-circle {
        width: 56px;
        height: 56px;
    }

    .flow-step-label {
        font-size: 10px;
    }

    .flow-step-num {
        font-size: 22px;
    }

    .flow-step-title {
        font-size: 18px;
    }

    .flow-step-desc {
        font-size: 14px;
    }

    .flow-step-desc br {
        display: none;
    }

    .flow-step-body {
        padding-top: 8px;
    }

    /* Contact Form */
    .contact-form-inner {
        padding: 64px 20px;
    }

    .contact-form-card {
        padding: 32px 20px;
    }

    .contact-form-lead {
        font-size: 14px;
        text-align: left;
        margin-bottom: 28px;
    }

    .contact-form-lead br {
        display: none;
    }

    .form-row--half {
        flex-direction: column;
        gap: 24px;
    }

    .form-submit-btn {
        width: 100%;
    }

    /* FAQ */
    .faq-inner {
        padding: 64px 20px;
    }

    .faq-group {
        padding: 28px 20px;
        margin-top: 32px;
        gap: 24px;
    }

    .faq-group-title {
        font-size: 22px;
    }

    .faq-q-text {
        font-size: 15px;
    }

    .faq-a-text {
        font-size: 13px;
    }

    .faq-a-text br {
        display: none;
    }

    /* Footer */
    .footer-inner {
        padding: 40px 20px 24px;
    }

    .footer-logo-img {
        height: 40px;
    }

    .back-to-top {
        display: none;
    }

    .footer-nav {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .footer-nav a {
        font-size: 14px;
    }

    .footer-copyright {
        font-size: 11px;
    }

}