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

body {
    background-color: #ffffff;
    color: #1a1a1a;
    font-family: 'Inter', 'Noto Serif JP', 'Helvetica Neue', Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    line-height: 1.8;
    padding-top: 90px; /* ヘッダー固定用余白 */
}

.font-serif {
    font-family: 'Noto Serif JP', serif;
}

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

/* Semantic Layout Elements */
main {
    display: block;
}

section {
    padding: 120px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.bg-shade {
    background-color: #fbfbfa;
    max-width: 100%;
    width: 100%;
}

.bg-shade .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

/* -----------------------------------------
   Header & Menu Navigation Design
----------------------------------------- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 90px;
    background-color: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    z-index: 1000;
    border-bottom: 1px solid rgba(234, 234, 234, 0.6);
    display: flex;
    align-items: center;
}

.header-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.logo {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    font-weight: 400;
    color: #1a1a1a;
    text-decoration: none;
    transition: opacity 0.3s;
}

.logo:hover {
    opacity: 0.6;
}

/* Desktop Navigation Links */
.desktop-menu {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.desktop-menu a {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: #505050;
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
}

.desktop-menu a:hover {
    color: #1a1a1a;
}

.desktop-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 1px;
    background-color: #1a1a1a;
    transition: width 0.3s ease;
}

.desktop-menu a:hover::after {
    width: 100%;
}

.nav-cta {
    border: 1px solid #1a1a1a;
    padding: 8px 18px;
    color: #1a1a1a !important;
    transition: all 0.3s ease !important;
}

.nav-cta:hover {
    background-color: #1a1a1a;
    color: #ffffff !important;
}

.nav-cta::after {
    display: none !important;
}

/* Mobile Menu Toggle Button */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-family: inherit;
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: #1a1a1a;
    cursor: pointer;
    padding: 8px 0;
}

/* Fullscreen Mobile Drawer Overlay */
.mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: #ffffff;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-drawer.is-active {
    opacity: 1;
    visibility: visible;
}

.drawer-close {
    position: absolute;
    top: 32px;
    right: 24px;
    background: none;
    border: none;
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: #1a1a1a;
    cursor: pointer;
}

.drawer-menu {
    list-style: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.drawer-menu a {
    font-size: 16px;
    letter-spacing: 0.15em;
    color: #1a1a1a;
    text-decoration: none;
    font-weight: 300;
}

.drawer-subtext {
    margin-top: 40px;
    font-size: 11px;
    color: #707070;
    letter-spacing: 0.15em;
}

/* Hero Section */
.hero {
    min-height: calc(100vh - 90px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 40px 40px 40px 40px;
    max-width: 100%;
}

.hero-grid {
    max-width: 1200px;
    margin: auto auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.hero-tag {
    font-size: 11px;
    letter-spacing: 0.2em;
    color: #505050;
    display: block;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 36px;
    font-weight: 300;
    letter-spacing: 0.1em;
    line-height: 1.5;
    margin-bottom: 16px;
}

.hero-sub {
    font-size: 24px;
    font-weight: 200;
    color: #707070;
    margin-bottom: 32px;
    letter-spacing: 0.1em;
}

.hero-desc {
    font-size: 14px;
    font-weight: 300;
    color: #404040;
    max-width: 480px;
    letter-spacing: 0.05em;
}

.hero-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 5;
    overflow: hidden;
    background-color: #f4f4f4;
}

.hero-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(15%) contrast(95%);
}

.scroll-indicator {
    display: flex;
    align-items: center;
    gap: 20px;
    max-width: 1200px;
    margin: 40px auto 0 auto;
    width: 100%;
}

.scroll-text {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: #707070;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background-color: #eaeaea;
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 30px;
    background-color: #1a1a1a;
    animation: scroll-anim 2s infinite ease-in-out;
}

@keyframes scroll-anim {
    0% { transform: translateY(-30px); }
    50% { transform: translateY(60px); }
    100% { transform: translateY(60px); }
}

/* Section Headings */
.section-num {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: #707070;
    display: block;
    margin-bottom: 24px;
}

.section-title {
    font-size: 32px;
    font-weight: 200;
    letter-spacing: 0.1em;
    margin-bottom: 64px;
}

.section-lead {
    font-size: 14px;
    font-weight: 300;
    color: #404040;
    max-width: 700px;
    margin-top: -40px;
    margin-bottom: 64px;
    letter-spacing: 0.05em;
}

/* Philosophy Statement */
.statement {
    max-width: 760px;
}

.statement p {
    font-size: 14px;
    font-weight: 300;
    color: #404040;
}

.statement p + p {
    margin-top: 20px;
}

.philosophy-image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background-color: #f0f0f0;
    margin-top: 60px;
}

.philosophy-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(20%);
}

/* Pricing Cards & Detailed Specs */
.price-note {
    font-size: 12px;
    color: #505050;
    margin-top: -40px;
    margin-bottom: 48px;
    letter-spacing: 0.05em;
}

.grid-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.plan-card {
    background: #ffffff;
    border: 1px solid #eaeaea;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 380px;
}

.plan-name {
    font-size: 20px;
    font-weight: 300;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.plan-desc {
    font-size: 13px;
    color: #505050;
    font-weight: 300;
    margin-bottom: 20px;
}

.plan-specs {
    list-style: none;
    font-size: 12px;
    color: #404040;
    border-top: 1px solid #f0f0f0;
    padding-top: 16px;
    margin-bottom: 24px;
}

.plan-specs li {
    margin-bottom: 6px;
    padding-left: 12px;
    position: relative;
}

.plan-specs li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #707070;
}

.plan-bottom {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    border-top: 1px solid #eaeaea;
    padding-top: 20px;
}

.plan-tag {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: #707070;
}

.plan-price {
    font-size: 26px;
    font-weight: 300;
}

.option-box {
    margin-top: 32px;
    border: 1px solid #eaeaea;
    background: #ffffff;
    padding: 40px;
}

.option-title {
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

.option-list {
    list-style: none;
}

.option-list li {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 24px;
    padding: 14px 0;
    border-top: 1px solid #f0f0f0;
}

.option-name {
    font-size: 13px;
    font-weight: 300;
    color: #404040;
}

.option-price {
    font-size: 16px;
    font-weight: 300;
    white-space: nowrap;
}

.support-banner {
    margin-top: 32px;
    background-color: #fbfbfa;
    border: 1px solid #eaeaea;
    padding: 30px;
    text-align: center;
}

.support-banner p {
    font-size: 13px;
    color: #404040;
    font-weight: 300;
}

/* Portfolio（実績が揃った際に再掲するためスタイルのみ保持） */
.video-wrapper {
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: #111111;
    position: relative;
}

.video-element {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.voice-container {
    margin-top: 80px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    border-left: 2px solid #eaeaea;
    padding-left: 40px;
}

.voice-text {
    font-size: 15px;
    line-height: 1.8;
    color: #1a1a1a;
    font-weight: 300;
}

.voice-author {
    display: block;
    margin-top: 24px;
    font-size: 12px;
    color: #505050;
}

/* FAQ Section */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.faq-item {
    border: 1px solid #eaeaea;
    padding: 32px;
    background: #ffffff;
}

.faq-q {
    font-size: 16px;
    font-weight: 400;
    margin-bottom: 12px;
    display: flex;
    gap: 12px;
}

.faq-q-mark {
    color: #707070;
    font-weight: 300;
}

.faq-a {
    font-size: 14px;
    color: #404040;
    font-weight: 300;
    line-height: 1.8;
    padding-left: 28px;
}

/* Company & Operator Info Section */
.company-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    border-top: 1px solid #eaeaea;
    padding-top: 40px;
    font-size: 13px;
}

.company-row {
    display: contents;
}

.company-label {
    color: #505050;
    font-weight: 300;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}

.company-value {
    color: #1a1a1a;
    font-weight: 300;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}

.company-value a {
    color: #1a1a1a;
}

/* Legal / Policy Pages */
.policy {
    max-width: 760px;
}

.policy-lead {
    font-size: 14px;
    font-weight: 300;
    color: #404040;
    margin-bottom: 64px;
}

.policy-block + .policy-block {
    margin-top: 48px;
}

.policy-block h2 {
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.1em;
    padding-top: 40px;
    margin-bottom: 20px;
    border-top: 1px solid #eaeaea;
}

.policy p,
.policy li {
    font-size: 14px;
    font-weight: 300;
    color: #404040;
}

.policy p + p {
    margin-top: 16px;
}

.policy strong {
    font-weight: 400;
    color: #1a1a1a;
}

.policy a {
    color: #1a1a1a;
}

.policy ul {
    list-style: none;
    margin-top: 16px;
}

.policy li {
    position: relative;
    padding-left: 14px;
    margin-bottom: 8px;
}

.policy li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #707070;
}

.policy ul + p {
    margin-top: 20px;
}

.policy-date {
    margin-top: 64px;
    padding-top: 24px;
    border-top: 1px solid #eaeaea;
    font-size: 12px;
    color: #707070;
}

/* Contact Form */
.contact-panel {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-desc {
    font-size: 14px;
    font-weight: 300;
    color: #404040;
    margin-bottom: 48px;
}

.contact-lead {
    font-size: 14px;
    font-weight: 300;
    color: #404040;
    max-width: 700px;
    margin: 0 auto 64px auto;
    letter-spacing: 0.05em;
}

.form {
    max-width: 700px;
    margin: 0 auto;
}

.form-row {
    border: none;
    padding: 0;
    margin: 0 0 40px 0;
}

.form-label {
    display: block;
    padding: 0;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: #1a1a1a;
    margin-bottom: 12px;
}

.form-required {
    display: inline-block;
    margin-left: 8px;
    padding: 2px 8px;
    font-size: 10px;
    letter-spacing: 0.1em;
    color: #707070;
    border: 1px solid #eaeaea;
}

.form input,
.form select,
.form textarea {
    display: block;
    width: 100%;
    padding: 14px 16px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 300;
    line-height: 1.6;
    color: #1a1a1a;
    background-color: #ffffff;
    border: 1px solid #eaeaea;
    border-radius: 0;
    transition: border-color 0.3s ease;
}

/* 日付入力はネイティブのカレンダーを残すため appearance を初期化しない */
.form input[type="text"],
.form input[type="email"],
.form input[type="tel"],
.form textarea {
    -webkit-appearance: none;
    appearance: none;
}

/* セレクトは標準の矢印を消し、サイト共通のトーンに合わせた矢印を描く */
.form select {
    padding-right: 40px;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23707070'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 10px 6px;
    cursor: pointer;
}

.form textarea {
    min-height: 260px;
    line-height: 1.8;
    resize: none;
}

.form textarea::placeholder {
    color: #a0a0a0;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
    outline: none;
    border-color: #1a1a1a;
}

.form-hint {
    margin-top: 10px;
    font-size: 12px;
    font-weight: 300;
    color: #707070;
}

.form-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.choice-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.choice {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    border: 1px solid #eaeaea;
    font-size: 13px;
    font-weight: 300;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.choice:hover {
    border-color: #1a1a1a;
}

.choice input {
    width: 14px;
    height: 14px;
    margin: 0;
    padding: 0;
    accent-color: #1a1a1a;
    cursor: pointer;
}

/* ハニーポット。読み上げ・タブ移動の対象外にしたうえで画面外へ退避する */
.form-hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-status {
    max-width: 700px;
    margin: 0 auto 40px auto;
    padding: 20px 24px;
    border: 1px solid #1a1a1a;
    font-size: 13px;
    font-weight: 300;
    color: #1a1a1a;
}

.form-fallback {
    max-width: 700px;
    margin: -24px auto 40px auto;
    font-size: 13px;
    font-weight: 300;
    color: #505050;
}

.form-fallback a {
    color: #1a1a1a;
}

.form-turnstile {
    margin-bottom: 32px;
}

.consent {
    display: inline-flex;
}

.consent a {
    color: #1a1a1a;
}

.form-submit {
    margin-top: 24px;
    font-family: inherit;
    cursor: pointer;
}

.cta-group {
    display: flex;
    gap: 16px;
    justify-content: center;
    max-width: 460px;
    margin: 0 auto;
}

.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 20px 0;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    text-decoration: none;
    transition: all 0.4s ease;
}

.btn-primary {
    background-color: #1a1a1a;
    color: #ffffff;
    border: 1px solid #1a1a1a;
}

.btn-primary:hover {
    background-color: #ffffff;
    color: #1a1a1a;
}

.btn-secondary {
    background-color: #ffffff;
    color: #1a1a1a;
    border: 1px solid #eaeaea;
}

.btn-secondary:hover {
    border-color: #1a1a1a;
}

/* Footer */
footer {
    border-top: 1px solid #eaeaea;
    padding: 80px 40px 60px 40px;
    background-color: #ffffff;
}

/* CTAブロックを持つフッター（トップページ）は上余白を広く */
footer:has(.footer-content) {
    padding-top: 120px;
}

.footer-content {
    max-width: 700px;
    margin: 0 auto 80px auto;
    text-align: center;
}

.footer-desc {
    font-size: 14px;
    font-weight: 300;
    color: #404040;
    margin-bottom: 48px;
}

.footer-content + .footer-bottom {
    border-top: 1px solid #eaeaea;
    padding-top: 40px;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-size: 11px;
    color: #707070;
}

.footer-links a {
    color: #707070;
    text-decoration: none;
    margin-left: 24px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #1a1a1a;
}

/* Responsive */
@media (max-width: 960px) {
    .desktop-menu {
        display: none;
    }
    .menu-toggle {
        display: block;
    }
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 900px) {
    .company-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .company-label {
        border-bottom: none;
        padding-bottom: 4px;
        font-weight: 400;
    }
}

@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    header {
        height: 70px;
    }
    .header-nav {
        padding: 0 24px;
    }
    section {
        padding: 80px 24px;
    }
    .hero {
        padding: 40px 24px 24px 24px;
    }
    .hero-title {
        font-size: 26px;
    }
    .hero-sub {
        font-size: 18px;
    }
    .grid-cards {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .form-grid-2 {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .choice-list {
        flex-direction: column;
        align-items: stretch;
    }
    .cta-group {
        flex-direction: column;
        gap: 12px;
    }
    footer {
        padding: 60px 24px 40px 24px;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    .footer-links a {
        margin: 0 12px;
    }
}