@charset "UTF-8";
/* CSS Document */
/* ─── STICKY HEADER ─── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--dark);
    border-bottom: 1px solid transparent;
    height: 60px;
    display: flex;
    align-items: center;
    padding: 0 28px;
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
    background: var(--dark);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
}
.header-logo {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.1em;
    white-space: nowrap;
    text-decoration: none;
    flex-shrink: 0;
    transition: color 0.3s ease;
}
.header-logo span {
    color: var(--blue);
}
.header-nav a {
    font-size: 0.72rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    padding: 6px 10px;
    border-radius: 4px;
    white-space: nowrap;
    transition: color 0.3s ease, background 0.2s;
    letter-spacing: 0.02em;
}
.header-nav a:hover {
    background: rgba(0, 145, 199, 0.08);
    color: var(--blue);
}
.header-inner {
    max-width: 1080px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.header-nav {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-wrap: nowrap;
    overflow: hidden;
}
.header-cta {
    display: inline-block;
    background: linear-gradient(90deg, var(--blue), var(--pink));
    color: var(--white);
    font-size: 0.78rem;
    font-weight: 700;
    padding: 10px 22px;
    border-radius: 4px;
    white-space: nowrap;
    text-decoration: none;
    flex-shrink: 0;
    transition: opacity 0.2s;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 10px rgba(0, 145, 199, 0.3);
}
.header-cta:hover {
    opacity: 0.85;
}
@media (max-width: 768px) {
    .header-nav {
        display: none;
    }
    .header-logo {
        font-size: 0.72rem;
    }
}
.container {
    width: 100% !important;
    max-width: 100% !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}
.lp-container {
    max-width: var(--max);
    margin: 0 auto;
}
.hero {
    background: #000020;
    padding: 100px 24px 80px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center
}
.hero-img {
    width: 100%;
    max-width: 1170px;
    border-radius: 2px;
    display: block;
    margin-bottom: 40px
}
.hero-workpad {
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 700;
    color: #fff;
    letter-spacing: .12em;
    margin-bottom: 8px
}
.hero-sub-label {
    font-size: 13px;
    color: rgba(255,255,255,.5);
    letter-spacing: .22em;
    margin-bottom: 28px
}
.hero-main {
    font-size: clamp(22px, 3.5vw, 42px);
    font-weight: 300;
    color: #fff;
    line-height: 1.4;
    margin-bottom: 20px;
    max-width: 720px
}
.hero-main strong {
    font-weight: 600
}
.hero-catch {
    font-size: clamp(15px, 2vw, 20px);
    font-weight: 300;
    color: rgba(255,255,255,.7);
    margin-bottom: 28px
}
.hero-examples {
    font-size: 1rem;
    color: rgba(255,255,255,.4);
    line-height: 1.9;
    margin-bottom: 32px;
    max-width: 500px
}
.hero-choice {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 36px
}
.choice-btn {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px;
    border-radius: 2px;
    text-decoration: none;
    min-width: 360px
}
.choice-btn.os {
    background: linear-gradient(135deg, rgba(219,51,122,.75), rgba(0,0,32,.9));
    border: 1px solid rgba(219,51,122,.35)
}
.choice-btn.win {
    background: linear-gradient(135deg, rgba(0,145,199,.75), rgba(0,0,32,.9));
    border: 1px solid rgba(0,145,199,.35)
}
.c-trigger {
    font-size: 1rem;
    font-weight: 300;
    color: #fff;
    margin-bottom: 5px
}
.c-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: #fff
}
.size-row {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-bottom: 6px
}
.size-badge {
    padding: 5px 16px;
    border: 1px solid rgba(255,255,255,.35);
    font-size: 0.9rem;
    color: rgba(255,255,255,.85)
}
.size-soon {
    font-size: 0.8rem;
    color: rgba(255,255,255,.28)
}
/* ─── ロゴ帯 ─── */
.logo-band {
    margin-bottom: 56px;
}
.logo-band-label {
    font-size: 1rem;
    letter-spacing: 0.18em;
    color: #333;
    text-align: center;
    margin-bottom: 24px;
}
.logo-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px 36px;
    margin-bottom: 14px;
}
.logo-ph {
    border-radius: 6px;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: border-color 0.2s;
}
.logo-ph img {
    max-width: 100%;
    height: 72px;
    object-fit: contain;
}
.logo-band-note {
    font-size: 0.8rem;
    color: #333;
    text-align: center;
}
@media (max-width: 768px) {
    .logo-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 480px) {
    .logo-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
.section {
    padding: 88px 24px
}
.sec-label {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: #0091C7;
    margin-bottom: 14px
}
.sec-title {
    font-size: clamp(22px, 3vw, 36px);
    font-weight: 300;
    line-height: 1.25;
    margin-bottom: 16px
}
.usecase {
    background: #F7F7F7
}
.usecase-intro {
    font-size: 17px;
    font-weight: 300;
    line-height: 1.75;
    margin-bottom: 48px;
    max-width: 700px;
    border-left: 3px solid #0091C7;
    padding-left: 24px
}
.usecase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 16px
}
.usecase-card {
    background: #fff;
    overflow: hidden
}
.usecase-card.c1, .usecase-card.c3 {
    border-top: 2px solid #0091C7
}
.usecase-card.c2, .usecase-card.c4 {
    border-top: 2px solid #DB337A
}
.usecase-card img {
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: cover;
    display: block
}
.card-body {
    padding: 20px 20px 0;
}
.scene-tag {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: #aaa;
    margin-bottom: 8px
}
.usecase-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px
}
.checklist-sec {
    padding: 88px 24px;
    background: #fff
}
.checklist-sec .container {
    max-width: 720px;
    margin: 0 auto
}
.cl-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 32px
}
.cl-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 0;
    border-bottom: 1px solid #F0F0F0
}
.cl-item:first-child {
    border-top: 1px solid #F0F0F0
}
.cl-box {
    width: 22px;
    height: 22px;
    border: 2px solid #0091C7;
    border-radius: 3px;
    flex-shrink: 0;
    margin-top: 1px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s
}
.cl-box.checked {
    background: #0091C7
}
.cl-box.checked::after {
    content: '✓';
    color: #fff;
    font-size: 13px;
    font-weight: 700
}
.cl-text {
    font-size: 15px;
    font-weight: 300;
    color: #2A2A2A;
    line-height: 1.5;
    cursor: pointer;
    user-select: none
}
.cl-result {
    margin-top: 8px;
    padding: 20px 24px;
    background: linear-gradient(90deg, rgba(0,145,199,.08), rgba(219,51,122,.06));
    border-left: 3px solid #0091C7;
    font-size: 15px;
    font-weight: 500;
    color: #2A2A2A
}
.table-note {
    font-size: 0.9rem;
    margin-top: 10px;
}
.philosophy {
    background: #000020;
    padding: 88px 24px
}
.philosophy .sec-title {
    color: #fff
}
.philosophy h3 {
    font-size: 1.2rem;
    text-align: center;
    color: var(--white);
    margin-bottom: 20px;
}
.phil-quote {
    font-size: clamp(16px, 2.2vw, 22px);
    font-weight: bold;
    color: rgba(255,255,255,.85);
    line-height: 1.8;
    max-width: 680px;
    margin-bottom: 48px
}
.phil-quote em {
    font-style: normal;
    color: #fff;
    font-weight: 400
}
.img-usb {
    margin-bottom: 50px;
}
.usbc-img {
    width: 100%;
    max-width: 700px;
    display: block;
    margin: 0 auto 16px
}
.compare-label {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: .15em;
    color: rgba(255,255,255,.4);
    text-transform: uppercase;
    margin-bottom: 12px;
    text-align: center
}
.compare-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-bottom: 16px
}
.compare-grid img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    display: block
}
.compare-note {
    font-size: 0.9rem;
    font-weight: 300;
    color: rgba(255,255,255,.55);
    line-height: 1.75;
    margin-bottom: 32px;
    text-align: center;
}
.phil-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px
}
.phil-card {
    padding: 24px;
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.07)
}
.phil-card p {
    font-size: 1rem;
    font-weight: 300;
    color: rgba(255,255,255,.7);
    line-height: 1.7
}
.model-section {
    padding: 88px 24px
}
.model-inner {
    max-width: 1170px;
    margin: 0 auto
}
.model-inner .sec-label {
    font-size: 1.2rem;
    font-weight: bold;
}
.win-sec {
    background: rgba(0,145,199,.04)
}
.os-sec {
    background: rgba(219,51,122,.04)
}
.model-copy {
    font-size: clamp(18px, 2.5vw, 26px);
    font-weight: 300;
    line-height: 1.6;
    margin-bottom: 8px
}
.win-copy {
    color: #0091C7
}
.os-copy {
    color: #DB337A
}
.model-sub {
    font-size: 1rem;
    font-weight: 300;
    margin-bottom: 24px
}
.win-sub {
    color: rgba(0,145,199,.6)
}
.os-sub {
    color: rgba(219,51,122,.6)
}
.model-photo {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
    margin-bottom: 36px
}
.svg-img {
    display: flex;
    justify-content: center;
    width: 480px;
    margin: 0 auto 30px;
}
@media (max-width: 768px) {
    .svg-img {
        width: 90%;
    }
}
.diagram {
    width: 100%;
    max-width: 420px;
    display: block;
    margin: 0 auto 20px
}
.list-label {
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: .18em;
    text-transform: uppercase;
    margin-bottom: 10px
}
.win-sec .list-label {
    color: #0091C7
}
.os-sec .list-label {
    color: #DB337A
}
.model-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 28px
}
.model-list li {
    font-size: 1rem;
    color: #484848;
    padding-left: 18px;
    position: relative;
    font-weight: 300;
    line-height: 1.6
}
.win-sec .model-list li::before, .os-sec .model-list li::before {
    content: "—";
    position: absolute;
    left: -6px;
}
.win-sec .model-list li::before {
    color: #0091C7
}
.os-sec .model-list li::before {
    color: #DB337A
}
.model-detail {
    margin-top: 32px;
    padding: 24px
}
.win-detail {
    border-top: 3px solid #0091C7
}
.os-detail {
    border-top: 3px solid #DB337A
}
.faq-a p, .model-detail p {
    font-size: 1rem;
    color: #484848;
    font-weight: 300;
    line-height: 1.8
}
.faq-a p {
    padding: 0 20px 18px
}
.model-detail p {
    margin-bottom: 8px
}
.model-note {
    font-size: 12px;
    color: #888;
    line-height: 1.75;
    font-weight: 300;
    border-top: 1px solid #F0F0F0;
    padding-top: 16px;
    margin-top: 16px
}
.apps-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 24px
}
.app-card {
    padding: 28px;
    border: 1px solid #0091C7;
    background: #F7F7F7;
    border-radius: 10px;
}
.app-badge {
    display: inline-block;
    background: #0091C7;
    color: #fff;
    font-size: 0.9rem;
    padding: 3px 10px;
    letter-spacing: .1em;
    margin-bottom: 12px
}
.phil-card h4, .app-card h3 {
    font-weight: 500;
    margin-bottom: 8px
}
.phil-card h4 {
    font-size: 1.1rem;
    color: #fff
}
.app-card h3 {
    font-size: 1.1rem;
}
.usecase-card p, .app-card p {
    font-size: 1rem;
    color: #484848;
    line-height: 1.7;
    font-weight: 300
}
.model-common {
    background: linear-gradient(90deg, var(--blue), var(--pink));
    border: 1px solid #E6E6E6;
    border-radius: 10px;
    padding: 20px 24px;
    font-size: 1.4rem;
    font-weight: bold;
    color: #fff;
    max-width: 920px;
    margin: 40px auto 0;
    text-align: center;
}
.trust {
    padding: 88px 24px
}
.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 8px
}
.trust-item {
    padding: 24px;
    background: #F7F7F7;
    border-top: 2px solid #E6E6E6
}
.t-num {
    font-size: 36px;
    font-weight: 300;
    line-height: 1;
    margin-bottom: 6px
}
.t-num span {
    font-size: 0.9rem;
}
.t-label {
    font-size: 0.8rem;
    color: #888
}
.model-detail small {
    font-size: 0.8rem;
    color: #888;
    font-weight: 300
}
.trust-note {
    margin-top: 36px;
    font-size: 15px;
    font-weight: 300;
    color: #484848;
    line-height: 1.8;
    max-width: 680px;
    padding: 24px;
    background: #F7F7F7;
    border-left: 3px solid #0091C7
}
.spec-sec {
    background: #F7F7F7;
    padding: 88px 24px
}
.spec-table {
    width: 100%;
    border-collapse: collapse;
    border: none;
}
.spec-table tr {
    border-bottom: 1px solid #E8E8E8
}
.spec-table td {
    padding: 14px 16px;
    font-size: 1rem;
    border: none;
}
.spec-table th {
    text-align: left;
    font-size: 1rem;
    border: none;
}
.spec-table th:first-child {
    color: #484848;
    font-weight: 400;
    width: 180px;
    white-space: nowrap
}
.faq-sec {
    background: #F7F7F7;
    padding: 88px 24px
}
.faq-list {
    display: flex;
    flex-direction: column
}
.faq-item {
    border-bottom: 1px solid #E0E0E0;
    background: #fff;
    margin-bottom: 2px
}
.faq-q {
    padding: 18px 20px;
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    user-select: none;
    width: 100%
}
.faq-q::after {
    content: "+";
    font-size: 20px;
    font-weight: 300;
    color: #aaa;
    flex-shrink: 0;
    transition: transform .2s
}
.faq-item.open .faq-q::after {
    transform: rotate(45deg)
}
.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease
}
.faq-item.open .faq-a {
    max-height: 400px
}
.cta-sec {
    background: #000020;
    padding: 88px 24px
}
.cta-inner {
    max-width: 720px;
    margin: 0 auto;
    text-align: center
}
.philosophy .sec-label, .cta-inner .sec-label {
    color: rgba(0,145,199,.65)
}
.cta-tagline {
    font-size: clamp(20px, 3vw, 30px);
    font-weight: 300;
    color: #fff;
    line-height: 1.4;
    margin-bottom: 16px;
    text-align: center;
}
.cta-sub {
    font-size: 1rem;
    font-weight: 300;
    color: rgba(255,255,255,.5);
    margin-bottom: 40px;
    line-height: 1.7
}
.cta-btns {
    display: grid;
    gap: 32px;
    grid-template-columns: 1fr 1fr;
    margin-bottom: 48px
}
.cta-btn-main {
    display: inline-block;
    background: linear-gradient(90deg, #0091C7, #DB337A);
    color: #fff;
    padding: 16px 40px;
    font-size: 1.3rem;
    font-weight: 500;
    letter-spacing: .08em;
    border: none;
    border-radius: 2px;
    text-decoration: none;
    width: 360px;
}
.cta-btn-main:hover {
    color: #fff;
    opacity: 0.7;
}
.cta-btn-sub {
    display: inline-block;
    border: 1px solid rgba(255,255,255,.25);
    color: rgba(255,255,255,.75);
    padding: 16px 36px;
    font-size: 1.3rem;
    border-radius: 2px;
    text-decoration: none;
    width: 360px;
}
.cta-btn-sub:hover {
    color: #fff;
    border: 1px solid rgba(255,255,255,.7);
}
.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px
}
.contact-item {
    padding: 18px 22px;
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.1)
}
.contact-item strong {
    display: block;
    font-size: 11px;
    letter-spacing: .12em;
    color: rgba(255,255,255,.35);
    margin-bottom: 5px
}
.contact-item span, .contact-item a {
    font-size: 14px;
    color: #fff;
    text-decoration: none
}
@media (max-width: 768px) {
    .cta-btns {
        grid-template-columns: 1fr;
    }
    .contact-grid {
        grid-template-columns: 2fr;
    }
    .cta-btn-main,
    .cta-btn-sub {
        width: 100%;
    }
}
footer {
    background: #000020;
    padding: 32px 24px;
    text-align: center
}
.footer-inner {
    max-width: var(--max);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.footer-brand {
    font-size: 1rem;
    font-weight: 500;
    color: #fff;
    letter-spacing: .1em;
    margin-bottom: 8px
}
.footer-info, .footer-info a {
    color: rgba(255,255,255,.3)
}
.footer-info {
    font-size: 0.9rem;
    line-height: 2
}
.footer-info a {
    text-decoration: none
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.78rem;
}
.footer-bottom p {
    color: rgba(255, 255, 255, .5);
}
@media (max-width:640px) {
nav {
    padding: 14px 20px
}
.nav-links {
    gap: 14px
}
.hero {
    padding: 90px 20px 60px
}
.apps-grid {
    grid-template-columns: 1fr
}
.compare-grid {
    grid-template-columns: 1fr
}
.phil-cards {
    grid-template-columns: 1fr
}
}
.fp {
    display: none;
    margin: 24px auto 0;
    background: #fff;
    padding: 36px 40px;
    max-width: 680px;
    text-align: left
}
.fp.open {
    display: block
}
.fpc {
    float: right;
    font-size: 22px;
    background: none;
    border: none;
    cursor: pointer;
    color: #888;
    margin: -8px -8px 0 0
}
.fi {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #ccc;
    font-size: 14px;
    font-family: inherit;
    outline: none;
    background: #fff;
    margin-top: 8px;
    box-sizing: border-box
}
.fg {
    margin-bottom: 20px
}
.fl {
    font-size: 14px;
    font-weight: 700;
    display: block
}
.fr {
    font-size: 11px;
    color: #DB337A;
    margin-left: 6px
}
.fo {
    font-size: 11px;
    color: #aaa;
    margin-left: 6px
}
.fs {
    display: block;
    margin: 28px auto 0;
    padding: 14px 0;
    border: 1px solid #2A2A2A;
    border-radius: 50px;
    background: #fff;
    font-size: 15px;
    font-weight: 500;
    color: #2A2A2A;
    cursor: pointer;
    font-family: inherit
}
.ck {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px
}
.ck label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    cursor: pointer
}
.mp {
    font-size: 13px;
    color: #484848;
    margin-bottom: 24px
}
#fd .fs {
    width: 220px
}
#fq .fs {
    width: 240px
}
.fph {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px
}
textarea.fi {
    resize: vertical;
    min-height: 140px
}