/* General Styles */
:root {
    --primary-color: #007BFF;
    --secondary-color: #6c757d;
    --background-color: #FFFFFF;
    --text-color: #333333;
    --heading-color: #003366;
    --accent-color: #2AD1D1;
    --light-bg-color: #f8f9fa;
}

body {
    margin: 0;
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

h1, h2, h3, h4 {
    color: var(--heading-color);
    font-weight: 600;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2.4rem;
    text-align: center;
    margin-bottom: 2rem;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
}

#problem .container,
#solution .container {
    max-width: 1280px;
}

section {
    padding: 4rem 0;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
    transition: background-color 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    box-shadow:
        0 4px 15px rgba(0, 0, 0, 0.2),
        0 0 0 3px rgba(255, 255, 255, 0.65),
        0 0 26px rgba(42, 209, 209, 0.45);
}

.cta-button:hover {
    background-color: #3aa3a3;
    box-shadow:
        0 6px 18px rgba(0, 0, 0, 0.22),
        0 0 0 3px rgba(255, 255, 255, 0.75),
        0 0 34px rgba(42, 209, 209, 0.55);
    transform: translateY(-1px);
}

.cta-button:focus-visible,
.header-cta:focus-visible {
    outline: 3px solid rgba(255, 255, 255, 0.9);
    outline-offset: 3px;
}

.hero-trial-info,
.cta-trial-info {
    margin-top: 0.4rem;
    font-size: 0.95rem;
    line-height: 1.4;
    color: var(--text-color);
    text-align: center;
}

.header-cta-wrap {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.header .cta-trial-info {
    font-size: 11px;
    color: #fff;
    text-align: right;
}

/* Header */
.header {
    background-color: #000000;
    padding: 0.5rem 0;
}

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

.header-cta {
    background-color: var(--accent-color);
    color: #000;
    padding: 0.6rem 1.2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    font-size: 14px;
    transition: background-color 0.3s ease;
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.35),
        0 0 0 2px rgba(255, 255, 255, 0.55);
}

.header-cta:hover {
    background-color: #3aa3a3;
    box-shadow:
        0 6px 14px rgba(0, 0, 0, 0.38),
        0 0 0 2px rgba(255, 255, 255, 0.65);
    transform: translateY(-1px);
}

.logo {
    height: 30px;
}

/* Background Image Lazy Load Base */
.lazy-bg {
    position: relative;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}

.lazy-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.lazy-bg .container {
    position: relative;
    z-index: 2;
}


/* Hero Section */
#hero {
    /* background: url('bg.webp') no-repeat center center/cover; */
    color: #333;
    text-align: center;
    padding: 4rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

#hero::before {
    background-color: rgba(75, 44, 32, 0.2);
}

.hero-text-box {
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 2rem 8rem;
    border-radius: 10px;
    max-width: 950px;
    margin: 0 auto;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
}

#hero h1 {
    color: #000;
    margin-bottom: 0.5rem;
    font-size: 3rem;
    font-weight: 300;
    line-height: 1.4;
}

.hero-divider {
    border: 0;
    height: 1px;
    background-color: #000;
    width: 80%;
}

.service-description {
    font-size: 1.3rem;
    color: var(--text-color);
    margin-bottom: 1.5rem;
    margin-top: 0;
}

#hero .sub-headline {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

#hero .cta-button {
    font-size: 1.7rem;
    padding: 1rem 2rem;
    margin-bottom: 0;
}

/* Hero Features Section */
#hero-features {
    background-color: var(--accent-color);
    padding: 1rem 0;
}

#hero-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    text-align: center;
    flex-wrap: wrap;
}

#hero-features li {
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
    margin: 0.5rem 0.5rem;
    display: flex;
    align-items: center;
}

#hero-features li::before {
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    background-color: #00FFFF;
    border-radius: 50%;
    margin-right: 12px;
}

/* Problem Section */
#problem {
    background-color: #e9ecef;
    padding: 4rem 0;
}
.problem-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.problem-list li {
    background-color: white;
    border-radius: 8px;
    padding: 1.5rem 2rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.problem-icon {
    font-size: 1.8rem;
    margin-right: 1.5rem;
}

/* Solution Section */
#solution {
    background-color: var(--light-bg-color);
    padding: 4rem 0;
}
.solution-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 1100px;
    margin: 3rem auto 0;
}

.solution-card {
    background-color: #f0f0f0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: none;
}

.solution-header {
    background-color: #bcece0;
    padding: 2rem 1.5rem;
    text-align: center;
    position: relative;
    margin-bottom: 1.5rem;
}

.solution-header::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-top: 15px solid #bcece0;
    z-index: 1;
}

.solution-header h3 {
    font-size: 1.8rem;
    margin: 0 0 1rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #333;
}

.solution-icon {
    font-size: 2.5rem;
    margin-right: 1rem;
}

.solution-header .problem-text {
    font-weight: normal;
    color: var(--text-color);
    margin: 0;
    font-size: 1.1rem;
}

.solution-body {
    padding: 0 2rem;
    font-weight: bold;
    line-height: 1.8;
    font-size: 1.2rem;
    text-align: left;
}

.solution-toggle {
    text-align: center;
    padding-bottom: 1.5rem;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    font-size: 1rem;
    color: #666;
    font-weight: normal;
    cursor: pointer;
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    text-decoration: none;
}

.solution-toggle span:first-child {
    border-bottom: 1px solid #666;
    margin-bottom: 0;
    margin-top: 0.5rem;
}

.arrow {
    display: block;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid #2AD1D1;
    margin-top: 0;
    margin-bottom: 5px;
}

/* Reasons Section */
#reasons {
    background-color: #fff;
}

#reasons h2 {
    font-size: 2.2rem;
    margin-bottom: 2.5rem;
}

.reasons-container {
    background-color: var(--light-bg-color);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.07);
}

.reasons-subtitle {
    font-size: 2.1rem;
    text-align: center;
    color: #4db8b8;
    margin-bottom: 1rem;
}

.reasons-subtitle .small-text {
    font-size: 0.7em;
}

.reasons-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 2.5rem;
    font-size: 1.4rem;
    line-height: 1.8;
}

/* Playlist Section */
.playlist-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.playlist-item img {
    border-radius: 12px;
}

.reasons-cta-container {
    text-align: center;
    margin: 2.5rem 0;
}

.reasons-cta-container .cta-button {
    font-size: 1.7rem;
    padding: 1rem 7rem;
}

.section-divider {
    border: 0;
    height: 1px;
    background-color: #e0e0e0;
    margin: 3rem auto;
    width: 100%;
}

/* Copyright Info Section */
.copyright-info-grid {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.copyright-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 350px;
}

.copyright-info-box {
    border: 2px solid #000;
    padding: 2rem;
    text-align: center;
    width: 100%;
    background-color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 200px;
    box-sizing: border-box;
}

.copyright-icon {
    font-size: 5rem;
    line-height: 1;
    font-weight: bold;
}

.copyright-info-box p {
    margin: 0;
    font-weight: bold;
    line-height: 1.5;
    font-size: 1.2rem;
}

.copyright-desc {
    margin-top: 1rem;
    text-align: center;
    font-weight: bold;
    font-size: 1rem;
    line-height: 1.6;
}


/* Pricing Section */
.pricing-container {
    margin-top: 2rem;
}

.pricing-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

.pricing-tab {
    border: 1px solid var(--accent-color);
    background-color: white;
    color: var(--accent-color);
    padding: 0.5rem 1.5rem;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: background-color 0.3s, color 0.3s;
}

.pricing-tab:first-child {
    border-top-left-radius: 20px;
    border-bottom-left-radius: 20px;
}

.pricing-tab:last-child {
    border-top-right-radius: 20px;
    border-bottom-right-radius: 20px;
}

.pricing-tab.active, .pricing-tab:hover {
    background-color: var(--accent-color);
    color: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    align-items: flex-end;
}

.pricing-card-wrapper {
    position: relative;
}

.plan-badge-top {
    background-color: var(--accent-color);
    color: white;
    font-size: 0.9rem;
    padding: 0.4rem 1rem;
    border-radius: 5px;
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    font-weight: bold;
}

.plan-badge-top::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid var(--accent-color);
}

.pricing-card {
    background-color: white;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    text-align: center;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.pricing-header {
    padding: 1.5rem;
    background-color: #d4f0f0;
}

.pricing-body {
    padding: 1.5rem;
}

.pricing-card.featured {
    border: 2px solid var(--accent-color);
    transform: scale(1.05);
    z-index: 10;
}

.pricing-card.featured .pricing-header {
    background-color: var(--accent-color);
    color: white;
}
.pricing-card.featured .plan-name {
    color: white;
}
.pricing-card.featured .plan-badge-1 {
    color: white;
}


.plan-badge-1 {
    font-size: 0.9rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.plan-name {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--heading-color);
    margin-bottom: 0.5rem;
}
.featured .plan-name {
    margin-bottom: 1rem;
}


.plan-badge-2 {
    background-color: white;
    color: var(--accent-color);
    font-size: 0.9rem;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    display: inline-block;
    margin-bottom: 0;
}

.price-info {
    margin-bottom: 1rem;
}

.price-label {
    font-size: 1rem;
    color: var(--text-color);
    display: block;
}

.price-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--heading-color);
    line-height: 1.2;
}

.price-unit {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--heading-color);
}

.initial-fee {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 0.5rem;
}
.initial-fee .fee-label {
    font-size: 1rem;
}
.initial-fee .fee-value {
    font-size: 1.2rem;
    font-weight: bold;
}

.pricing-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--secondary-color);
    margin-top: 1.5rem;
}

/* How to Start Section */
#how-to-start {
    padding: 4rem 0;
    background-color: var(--light-bg-color);
}

.devices-img-large {
    max-width: 800px;
    margin: 2rem auto 3rem;
    display: block;
}

.steps-horizontal {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.step-horizontal {
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    text-align: center;
    width: 250px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    box-sizing: border-box;
}

.step-number-box {
    width: 30px;
    height: 30px;
    line-height: 30px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: white;
    font-weight: bold;
    margin: 0 auto 1rem;
}

.step-horizontal h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
}

.step-arrow {
    width: 10px;
    height: 10px;
    border-top: 2px solid #ccc;
    border-right: 2px solid #ccc;
    transform: rotate(45deg);
    align-self: center;
}

/* Arrow Separator */
.section-separator-arrow {
    text-align: center;
    padding: 2rem 0;
    background-color: #fff;
}

/* Final CTA */
#final-cta {
    padding: 4rem 0;
    background-color: white;
}

.final-cta-box {
    background-color: var(--light-bg-color);
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.07);
    text-align: center;
}

.final-cta-box .cta-button {
    font-size: 1.7rem;
    padding: 1rem 7rem;
}

#final-cta h2 {
    margin-bottom: 1rem;
}

#final-cta p {
    margin-bottom: 2rem;
    font-size: 1.6rem;
}

/* Footer */
.site-footer {
    background-color: #4db8b8;
    color: white;
    text-align: center;
    padding: 6.5rem 0;
}

.site-footer p {
    margin: 0;
    font-size: 1.1rem;
}

.jasrac-license {
    font-size: 0.75rem;
    margin-top: 0.5rem;
    opacity: 0.8;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-links li a {
    color: white;
    text-decoration: none;
    font-size: 0.9rem;
}

.footer-links li a:hover {
    text-decoration: underline;
}

/* Middle CTA Section */
#middle-cta, #devices, #features, #footer {
    display: none;
}

/* Hero CTA Group (CTA + reassurance text stacked vertically) */
.hero-cta-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
    justify-content: center;
    align-items: stretch;
    margin-top: 1.5rem;
    margin-bottom: 0.2rem;
}

.hero-cta-group .cta-button {
    font-size: 1.4rem;
    padding: 1.1rem 3.5rem;
}

/* Hero Listen Button (page-internal, NOT tracked as cta-button) */
.hero-listen-button {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.92);
    color: var(--accent-color);
    padding: 1.1rem 3.5rem;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1.4rem;
    border: 2px solid #ccc;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    cursor: pointer;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.hero-listen-button:hover {
    background-color: #fff;
    border-color: #aaa;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    transform: translateY(-1px);
}

/* Playlist Section (standalone, above solution) */
#playlist {
    background-color: #fff;
    padding: 4rem 0;
}

#playlist h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.playlist-lead {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 2.5rem;
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-color);
}

/* Genre label above artwork */
.playlist-genre {
    text-align: center;
    font-weight: bold;
    font-size: 1.1rem;
    color: var(--heading-color);
    margin: 0 0 0.5rem;
}

.playlist-tags {
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin: 0.5rem 0 0;
}

.playlist-tag {
    display: inline-block;
    padding: 0.3rem 0.65rem;
    border-radius: 999px;
    background-color: rgba(0, 51, 102, 0.08);
    color: var(--heading-color);
    font-size: 0.82rem;
    font-weight: 700;
}

.playlist-item h4 {
    margin: 0.15rem 0 0.25rem;
}

.music-fit {
    margin: 0 0 0.35rem;
    color: var(--heading-color);
    font-size: 0.95rem;
    font-weight: 700;
}

.music-description {
    margin-top: 0.2rem;
}

/* Playlist Show More Button (hidden on desktop) */
.playlist-show-more {
    display: none;
    margin: 0 auto;
    padding: 0.5rem 0;
    background: none;
    color: var(--accent-color);
    border: none;
    border-bottom: 1px solid var(--accent-color);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
}

.playlist-show-more:hover {
    opacity: 0.7;
}

/* Playlist → CTA 視線誘導（EB-LP-20260414-02 B 項） */
.playlist-cta-eyebrow {
    text-align: center;
    margin: 0 auto 0.8rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: #333;
    letter-spacing: 0.02em;
}

.reasons-cta-container--playlist {
    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 12px;
    padding: 1.2rem 1rem;
    margin-top: 1rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

/* FAQ Section */
#faq {
    background-color: var(--light-bg-color);
    padding: 4rem 0;
}

/* ========== Corporate Inquiry + Operator Info（Switch LP 踏襲） ========== */
#corporate-inquiry {
    padding: 3rem 0;
    background-color: var(--light-bg-color);
}

.corporate-inquiry-box {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 2rem;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.corporate-inquiry-box h3 {
    margin-top: 0;
    font-size: 1.2rem;
}

.corporate-inquiry-box p {
    font-size: 0.95rem;
    color: var(--text-color);
}

.corporate-email {
    margin-top: 1rem;
}

.corporate-email a {
    color: var(--accent-color);
    font-weight: 500;
    font-size: 1.1rem;
    text-decoration: none;
}

.corporate-email a:hover {
    text-decoration: underline;
}

.operator-info {
    text-align: center;
    font-size: 0.85rem;
    color: var(--secondary-color);
}

#faq h2 {
    margin-bottom: 2rem;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: #fff;
    border-radius: 8px;
    margin-bottom: 0.75rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    overflow: hidden;
}

.faq-question {
    padding: 1.2rem 1.5rem;
    font-weight: 500;
    font-size: 1.05rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-question::after {
    content: '+';
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--accent-color);
    flex-shrink: 0;
    margin-left: 1rem;
    transition: transform 0.2s ease;
}

.faq-item[open] .faq-question {
    padding-bottom: 0.5rem;
}

.faq-item[open] .faq-question::after {
    content: '−';
}

.faq-answer {
    padding: 0 1.5rem 1.2rem;
    font-size: 0.95rem;
    line-height: 1.7;
    color: #555;
}

.faq-answer a {
    color: var(--accent-color);
    text-decoration: underline;
}

/* Hero Label */
.hero-label {
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent-color);
    background-color: rgba(255, 255, 255, 0.85);
    display: inline-block;
    padding: 0.3rem 1.2rem;
    border-radius: 20px;
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

/* Target Users Section */
#target-users {
    background-color: var(--light-bg-color);
    padding: 3rem 0;
}

#target-users h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.target-points {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.1rem;
}

.target-point {
    background-color: #fff;
    border-radius: 14px;
    padding: 1.35rem 1.2rem;
    text-align: center;
    box-shadow: 0 8px 24px rgba(0, 51, 102, 0.05);
    border: 1px solid rgba(0, 123, 255, 0.08);
}

.target-point-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 0.4rem;
}

.target-point h3 {
    margin: 0 0 0.45rem;
    font-size: 1.1rem;
    line-height: 1.55;
}

.target-point p {
    margin: 0;
    color: #4c5561;
    line-height: 1.7;
    font-size: 0.97rem;
}

/* Waiting Room Music Section */
#waiting-room-music {
    background-color: var(--light-bg-color);
    padding: 3rem 0;
}

#waiting-room-music h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.waiting-room-lead {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-color);
}

.selection-points {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    max-width: 980px;
    margin: 2rem auto 0;
}

.selection-point {
    background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
    border: 1px solid rgba(0, 51, 102, 0.08);
    border-radius: 14px;
    padding: 1.4rem 1rem;
    text-align: center;
    box-shadow: 0 10px 24px rgba(0, 51, 102, 0.05);
}

.selection-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 0.45rem;
}

.selection-point h3 {
    margin: 0;
    font-size: 1.02rem;
    line-height: 1.55;
}

#recommended-genres {
    background-color: #fff;
    padding: 3rem 0;
}

#recommended-genres h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.genre-table-wrap {
    max-width: 980px;
    margin: 2rem auto 0;
    overflow-x: auto;
}

.genre-table {
    width: 100%;
    border-collapse: collapse;
    background-color: #fff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 10px 24px rgba(0, 51, 102, 0.05);
}

.genre-table th,
.genre-table td {
    padding: 1rem 1.1rem;
    border-bottom: 1px solid rgba(0, 51, 102, 0.08);
    text-align: left;
    vertical-align: top;
}

.genre-table thead th {
    background-color: #edf6ff;
    color: var(--heading-color);
    font-size: 0.95rem;
}

.genre-table tbody th {
    width: 18%;
    color: var(--heading-color);
    font-size: 1rem;
}

.genre-table tbody tr:last-child th,
.genre-table tbody tr:last-child td {
    border-bottom: none;
}

.genre-fit-note {
    max-width: 820px;
    margin: 1.5rem auto 0;
    text-align: center;
    line-height: 1.8;
    color: #4c5561;
}

/* Social Proof */
#social-proof {
    background-color: var(--accent-color);
    padding: 1rem 0;
}

#social-proof .container {
    max-width: 1200px;
}

.proof-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    text-align: left;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.proof-list li {
    color: #fff;
    font-weight: bold;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
}

.proof-list li::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    min-width: 12px;
    background-color: #00FFFF;
    border-radius: 50%;
    margin-right: 10px;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .proof-list {
        flex-direction: column;
        align-items: flex-start;
        padding-left: 1rem;
    }

    h2 {
        font-size: 1.5rem;
    }
    section {
        padding: 3rem 0;
    }

    .container {
        padding: 0 0.5rem;
    }

    /* Header */
    .header .container {
        padding: 0 1rem; /* Header needs a bit more space */
        flex-direction: row; /* Keep row for logo and button */
        justify-content: space-between;
    }
    .header-cta {
        padding: 0.5rem 1rem;
        font-size: 12px;
    }
    .logo {
        height: 25px;
    }

    /* Hero */
    .hero-text-box {
        padding: 2rem 1.5rem;
        backdrop-filter: blur(5px);
        -webkit-backdrop-filter: blur(5px);
    }
    #hero h1 {
        font-size: 1.6rem;
        line-height: 1.3;
    }
    #hero .sub-headline {
        font-size: 1.1rem;
    }
    #hero .cta-button {
        width: 100%;
        padding: 1rem 0;
        font-size: 1.2rem;
        box-sizing: border-box;
    }
    .hero-cta-group {
        flex-direction: column;
        gap: 0.6rem;
    }
    .hero-cta-group .cta-button,
    .hero-cta-group .hero-listen-button {
        width: 100%;
        padding: 1rem 0;
        font-size: 1.1rem;
        box-sizing: border-box;
    }
    .service-description {
        font-size: 1.1rem;
    }

    /* Playlist Section */
    #playlist h2 {
        font-size: 1.5rem;
    }
    .playlist-lead {
        font-size: 1rem;
        padding: 0 0.5rem;
    }

    /* Hero Features */
    #hero-features ul {
        flex-direction: column;
        align-items: flex-start;
        padding-left: 1rem;
    }
    #hero-features li {
        margin: 0.25rem 0;
        font-size: 1.1rem;
    }

    /* Problem */
    .problem-list {
        grid-template-columns: 1fr;
    }

    /* Solution */
    .solution-grid {
        grid-template-columns: 1fr;
        margin-top: 2rem;
    }
    
    /* Playlist */
    .playlist-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .playlist-grid .playlist-item:nth-child(n+4) {
        display: none;
    }
    .playlist-grid.is-expanded .playlist-item:nth-child(n+4) {
        display: block;
    }
    .playlist-show-more {
        display: block;
    }
    .playlist-grid.is-expanded + .playlist-show-more {
        display: none;
    }


    /* Reasons */
    #reasons h2 {
        font-size: 1.6rem;
    }
    .reasons-subtitle {
        font-size: 1.4rem;
    }
    .reasons-description {
        font-size: 1rem;
    }
    .reasons-container {
        padding: 2rem 1rem;
    }
    
    /* Devices Image */
    .devices-img-large {
        width: 100%;
        max-width: 100%;
        height: auto;
        margin: 1rem auto 2rem;
    }

    /* Copyright */
    .copyright-info-grid {
        gap: 4rem;
    }
    .copyright-item {
        width: 100%;
        max-width: 350px;
    }
    .copyright-info-box {
        width: 100%;
    }

    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 3rem; /* Add space for badges */
    }
    .pricing-card.featured {
        transform: scale(1);
    }
    
    /* Steps */
    .steps-horizontal {
        flex-direction: column;
        align-items: center;
    }
    .step-horizontal {
        width: 100%;
        max-width: 350px;
    }
    .step-arrow {
        transform: rotate(135deg);
        margin: 1rem 0;
    }

    /* CTA Buttons */
    .reasons-cta-container .cta-button,
    .final-cta-box .cta-button {
        width: 100%;
        padding: 1rem 0;
        font-size: 1.3rem;
        box-sizing: border-box;
    }

    /* Playlist → CTA 視線誘導（モバイル） */
    .playlist-cta-eyebrow {
        font-size: 1rem;
    }
    .reasons-cta-container--playlist {
        padding: 1.2rem 0.8rem;
    }
    
    .final-cta-box {
        padding: 2rem 1.5rem;
    }

    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
    }

    .site-footer {
        padding: 3rem 0;
    }

    /* Hero Label */
    .hero-label {
        font-size: 0.85rem;
        padding: 0.25rem 1rem;
    }

    /* Target Users */
    #target-users h2 {
        font-size: 1.4rem;
    }
    .target-points,
    .selection-points {
        grid-template-columns: 1fr;
    }
    .target-point,
    .selection-point {
        padding: 1.2rem;
    }

    /* Waiting Room Music */
    #waiting-room-music h2 {
        font-size: 1.4rem;
    }
    .waiting-room-lead {
        font-size: 1rem;
        padding: 0 0.5rem;
    }
    .playlist-tags {
        gap: 0.35rem;
    }
    .playlist-tag {
        font-size: 0.76rem;
    }
    .music-fit {
        font-size: 0.9rem;
    }
    .genre-table th,
    .genre-table td {
        padding: 0.85rem 0.8rem;
        font-size: 0.9rem;
    }
    .genre-fit-note {
        font-size: 0.95rem;
        padding: 0 0.5rem;
    }
}

/* ============================================================
 * Social Proof (Proof block after bgmc-story)
 * ============================================================ */
#social-proof {
    background-color: var(--light-bg-color);
}

.proof-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    max-width: 960px;
    margin: 0 auto;
}

.proof-item {
    background-color: #fff;
    border-radius: 12px;
    padding: 1.8rem 1.5rem;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    text-align: center;
}

.proof-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    line-height: 1.2;
    margin-bottom: 0.5rem;
}

/* ============================================================
 * BGMC Story (pre-CTA consolidated note essence)
 * ============================================================ */
#bgmc-story {
    background-color: var(--light-bg-color);
}

.story-container {
    max-width: 820px;
}

#bgmc-story p,
#bgmc-story li {
    font-size: 1.1rem;
    line-height: 1.9;
}

.story-quote {
    border-left: 4px solid var(--accent-color);
    padding: 1rem 1.5rem;
    margin: 0 0 2rem 0;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    border-radius: 0 8px 8px 0;
}

.story-quote p {
    margin: 0.5rem 0;
}

.story-quote-author {
    margin-top: 1rem;
    font-size: 0.95rem;
    color: var(--secondary-color);
    text-align: right;
}

.story-list {
    margin: 1rem 0 1.5rem 0;
    padding-left: 1.5rem;
}

.story-list li {
    margin-bottom: 0.6rem;
}

.story-list li:last-child {
    margin-bottom: 0;
}

.story-vision {
    margin: 1.5rem 0 0 0;
}

.story-vision strong {
    color: var(--accent-color);
}