:root {
    --blue: #0f58a8;
    --blue-dark: #08386f;
    --blue-soft: #eaf4ff;
    --red: #e94135;
    --yellow: #ffd34d;
    --green: #06c755;
    --ink: #172033;
    --muted: #667085;
    --line: #dbe5ef;
    --bg: #f7fbff;
    --white: #fff;
    --shadow: 0 24px 70px rgba(8, 56, 111, .14);
    --radius: 24px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--white);
    line-height: 1.75;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: radial-gradient(rgba(15, 88, 168, .08) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: .38;
    z-index: -1;
}

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

img,
svg {
    max-width: 100%;
}

.container {
    width: min(1120px, calc(100% - 40px));
    margin-inline: auto;
}

.narrow {
    width: min(880px, calc(100% - 40px));
}

.section {
    padding: 96px 0;
}

.section-head {
    max-width: 760px;
    margin: 0 auto 42px;
    text-align: center;
}

.section-kicker {
    margin: 0 0 10px;
    color: var(--blue);
    font-weight: 900;
    letter-spacing: .08em;
    font-size: .9rem;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    font-size: clamp(2rem, 5.5vw, 3.5rem);
    line-height: 1.12;
    letter-spacing: -.04em;
    margin-bottom: 24px;
}

h2 {
    font-size: clamp(1.6rem, 3.2vw, 2.4rem);
    line-height: 1.25;
    letter-spacing: -.03em;
    margin-bottom: 20px;
}

h3 {
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    line-height: 1.35;
    margin-bottom: 12px;
}

p {
    color: var(--muted);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    padding: 14px max(20px, calc((100vw - 1120px) / 2));
    background: rgba(255, 255, 255, .86);
    border-bottom: 1px solid rgba(219, 229, 239, .78);
    backdrop-filter: blur(18px);
    transition: box-shadow .2s ease, background .2s ease;
}

.site-header.is-scrolled {
    box-shadow: 0 12px 40px rgba(8, 56, 111, .12);
    background: rgba(255, 255, 255, .94);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: max-content;
}

.brand-logo {
    display: block;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(15, 88, 168, .18);
}

.brand strong {
    display: block;
    font-size: .98rem;
    line-height: 1.2;
}

.brand small {
    display: block;
    color: var(--muted);
    font-weight: 700;
    font-size: .74rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: 24px;
    color: #3d4a5c;
    font-weight: 700;
    font-size: .9rem;
}

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

.header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 18px;
    border-radius: 999px;
    background: var(--green);
    color: white;
    font-weight: 900;
    box-shadow: 0 10px 25px rgba(6, 199, 85, .24);
}

.hero {
    position: relative;
    overflow: hidden;
    padding: 84px 0 82px;
    background: linear-gradient(135deg, #f7fbff 0%, #ffffff 48%, #fff8db 100%);
}

.hero-bg::before,
.hero-bg::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    filter: blur(2px);
    opacity: .7;
}

.hero-bg::before {
    width: 480px;
    height: 480px;
    right: -130px;
    top: 80px;
    background: rgba(255, 211, 77, .42);
}

.hero-bg::after {
    width: 360px;
    height: 360px;
    left: -130px;
    bottom: -80px;
    background: rgba(15, 88, 168, .12);
}

.hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1.04fr .96fr;
    gap: 56px;
    align-items: center;
}

/* 右カラム：実写真スロット */
.hero-visual {
    position: relative;
    border-radius: 28px;
    overflow: hidden;
    aspect-ratio: 3 / 4;
    max-height: 520px;
}

/* 実写真が入ったときのスタイル */
.hero-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 28px;
    display: block;
}

/* 写真未入稿時のプレースホルダー */
.hero-img-placeholder {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    border: 2px dashed rgba(15, 88, 168, .25);
    border-radius: 28px;
    background:
        linear-gradient(135deg, rgba(15, 88, 168, .06) 25%, transparent 25%) 0 0 / 28px 28px,
        linear-gradient(315deg, rgba(15, 88, 168, .06) 25%, transparent 25%) 0 0 / 28px 28px,
        linear-gradient(160deg, #f7fbff, #fff 55%, #fff8db);
}

.hero-img-placeholder span {
    padding: 14px 22px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .88);
    color: var(--blue-dark);
    font-weight: 900;
    font-size: .9rem;
    line-height: 1.7;
    text-align: center;
    box-shadow: 0 12px 30px rgba(8, 56, 111, .1);
}


.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--blue-soft);
    color: var(--blue-dark);
    font-weight: 900;
}

.eyebrow::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--red);
    box-shadow: 16px 0 var(--yellow), 32px 0 var(--blue);
    margin-right: 28px;
}

.lead {
    font-size: clamp(1.05rem, 2vw, 1.26rem);
    color: #344054;
    font-weight: 500;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    margin: 30px 0 10px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 58px;
    padding: 0 26px;
    border-radius: 999px;
    font-weight: 900;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

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

.btn-line {
    background: var(--green);
    color: white;
    box-shadow: 0 16px 32px rgba(6, 199, 85, .26);
}



.btn-sub {
    background: white;
    color: var(--blue-dark);
    border: 1px solid var(--line);
    box-shadow: 0 14px 30px rgba(8, 56, 111, .08);
}

.wide {
    width: 100%;
}

.microcopy {
    font-size: .9rem;
    color: var(--muted);
    margin-bottom: 24px;
}

.trust-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.trust-list li {
    padding: 16px 14px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(255, 255, 255, .82);
}

.trust-list strong {
    display: block;
    color: var(--blue-dark);
    line-height: 1.4;
}

.trust-list span {
    display: block;
    color: var(--muted);
    font-size: .78rem;
}

.worries {
    background: var(--blue-dark);
    color: white;
}

.worries h2,
.worries .section-kicker {
    color: white;
}

.worries p {
    color: rgba(255, 255, 255, .8);
}

.center-text {
    text-align: center;
    font-size: 1.08rem;
    margin: 28px auto 0;
    max-width: 680px;
}

.worry-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 32px;
}

.worry-grid span {
    padding: 18px 16px;
    border-radius: 18px;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .18);
    font-weight: 900;
    text-align: center;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.feature-card,
.cta-panel,
.review-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: white;
    box-shadow: 0 18px 48px rgba(8, 56, 111, .08);
}

.feature-card {
    padding: 18px 18px 28px;
}

.feature-image {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 10.5;
    margin-bottom: 22px;
    border-radius: 20px;
    object-fit: cover;
    background: var(--blue-soft);
}


.flow-list {
    counter-reset: flow;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.flow-item {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 100%;
    padding: 28px;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    background: white;
    box-shadow: 0 18px 48px rgba(8, 56, 111, .08);
}

.flow-step {
    display: inline-flex;
    align-self: flex-start;
    margin-bottom: 14px;
    padding: 5px 12px;
    border-radius: 999px;
    background: var(--blue-soft);
    color: var(--blue);
    font-weight: 900;
    font-size: .82rem;
    letter-spacing: .08em;
}

.flow-item h3 {
    min-height: 2.7em;
    margin-bottom: 18px;
    color: var(--blue-dark);
    font-size: 1.28rem;
}

.flow-item img {
    width: 100%;
    aspect-ratio: 16 / 10;
    margin-bottom: 18px;
    border-radius: 20px;
    object-fit: cover;
    background: var(--bg);
    box-shadow: inset 0 0 0 1px rgba(15, 88, 168, .08);
}

.flow-item p {
    margin-bottom: 0;
}

.message-section {
    background: linear-gradient(180deg, #fff, var(--blue-soft));
}

.message-grid {
    display: grid;
    grid-template-columns: .78fr 1.22fr;
    gap: 46px;
    align-items: center;
}

.portrait {
    min-height: 460px;
    display: grid;
    place-items: center;
    border: 10px solid white;
    border-radius: 34px;
    background:
        linear-gradient(180deg, rgba(15, 88, 168, .08), rgba(255, 211, 77, .25)),
        radial-gradient(circle at 50% 28%, #ffd8b1 0 54px, transparent 55px),
        linear-gradient(to top, var(--blue) 0 36%, transparent 36%);
    box-shadow: var(--shadow);
    color: var(--blue-dark);
    font-weight: 900;
}

.representative-name {
    margin: 24px 0 0;
    color: var(--blue-dark);
    font-weight: 900;
}

.reviews {
    background: white;
}

.review-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

.review-card-link {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: white;
    box-shadow: 0 18px 48px rgba(8, 56, 111, .07);
    transition: transform .2s ease, box-shadow .2s ease;
    text-decoration: none;
    color: inherit;
}

.review-card-link:hover {
    transform: translateY(-4px);
    box-shadow: 0 26px 64px rgba(8, 56, 111, .13);
}

.review-stars {
    font-size: 1.3rem;
    color: #f5a623;
    letter-spacing: .06em;
}

.review-text {
    flex: 1;
    font-size: 1rem;
    color: var(--ink);
    line-height: 1.85;
    margin: 0;
}

.review-source {
    font-size: .82rem;
    color: var(--blue);
    font-weight: 700;
}

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


.free-section {
    background: var(--bg);
}

.free-grid {
    display: grid;
    grid-template-columns: 1fr .42fr;
    gap: 48px;
    align-items: start;
}

.free-image {
    position: sticky;
    top: 100px;
}

.line-screenshot-placeholder {
    position: relative;
    display: grid;
    place-items: center;
    aspect-ratio: 9 / 16;
    width: 100%;
    overflow: hidden;
    border: 2px dashed rgba(6, 199, 85, .35);
    border-radius: 28px;
    background:
        linear-gradient(135deg, rgba(6, 199, 85, .08) 25%, transparent 25%) 0 0 / 30px 30px,
        linear-gradient(315deg, rgba(6, 199, 85, .08) 25%, transparent 25%) 0 0 / 30px 30px,
        linear-gradient(140deg, #fff, #f0fff6 58%, #eaf4ff);
    box-shadow: 0 18px 48px rgba(8, 56, 111, .08);
}

.line-screenshot-placeholder::before {
    content: "";
    position: absolute;
    inset: 22px;
    border-radius: 22px;
    background: rgba(255, 255, 255, .6);
}

.line-screenshot-placeholder span {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 20px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .9);
    color: var(--blue-dark);
    font-weight: 900;
    line-height: 1.55;
    text-align: center;
    box-shadow: 0 12px 30px rgba(8, 56, 111, .12);
}

.free-content .cta-panel {
    padding: 24px;
    margin-top: 28px;
}

.cta-panel ul {
    padding-left: 20px;
    margin: 0 0 22px;
    color: #344054;
    font-weight: 700;
}

.phone-link {
    display: block;
    text-align: center;
    margin-top: 14px;
    color: var(--blue-dark);
    font-weight: 900;
}

.faq-list {
    display: grid;
    gap: 12px;
}

details {
    border: 1px solid var(--line);
    border-radius: 18px;
    background: white;
    box-shadow: 0 10px 28px rgba(8, 56, 111, .06);
    overflow: hidden;
}

summary {
    cursor: pointer;
    padding: 20px 22px;
    font-weight: 900;
    list-style: none;
}

summary::-webkit-details-marker {
    display: none;
}

summary::after {
    content: "+";
    float: right;
    color: var(--blue);
    font-size: 1.4rem;
    line-height: 1;
}

details[open] summary::after {
    content: "-";
}

details p {
    padding: 0 22px 22px;
    margin: 0;
}

.final-cta {
    padding: 88px 0;
    text-align: center;
    color: white;
    background: radial-gradient(circle at 15% 10%, rgba(255, 211, 77, .28), transparent 34%), linear-gradient(135deg, var(--blue), var(--blue-dark));
}

.final-cta h2,
.final-cta .section-kicker {
    color: white;
}

.center-actions {
    justify-content: center;
}

.footer {
    padding: 52px 0 104px;
    background: #071f3d;
    color: white;
}

.footer p,
.footer a {
    color: rgba(255, 255, 255, .78);
}

.footer-inner {
    padding-bottom: 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: start;
}

.footer-brand strong {
    display: block;
    font-size: 1.1rem;
    color: white;
    margin-bottom: 4px;
}

.footer-brand p {
    margin-bottom: 12px;
    font-size: .88rem;
}

address {
    font-style: normal;
    line-height: 2;
    font-size: .88rem;
}

.footer-hours {
    min-width: 200px;
}

.footer-hours-title {
    margin-bottom: 10px;
    font-weight: 900;
    color: rgba(255, 255, 255, .6);
    font-size: .8rem;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.hours-table {
    border-collapse: collapse;
    width: 100%;
}

.hours-table th,
.hours-table td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    font-size: .9rem;
}

.hours-table th {
    color: rgba(255, 255, 255, .7);
    font-weight: 700;
    white-space: nowrap;
}

.hours-table td {
    color: white;
    font-weight: 900;
}

.hours-table .closed td {
    color: rgba(255, 255, 255, .45);
}


.copyright {
    text-align: center;
    margin: 30px 0 0;
    font-size: .84rem;
}

.sticky-cta {
    position: fixed;
    left: 50%;
    bottom: 16px;
    transform: translateX(-50%);
    z-index: 60;
    display: none;
    align-items: center;
    gap: 8px;
    width: min(520px, calc(100% - 24px));
    padding: 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 18px 48px rgba(8, 56, 111, .22);
    border: 1px solid var(--line);
    backdrop-filter: blur(14px);
}

.sticky-cta .btn {
    flex: 1;
    min-height: 50px;
}

.sticky-phone {
    display: grid;
    place-items: center;
    width: 68px;
    height: 50px;
    border-radius: 999px;
    background: var(--blue-soft);
    color: var(--blue-dark);
    font-weight: 900;
}

.reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity .7s ease, transform .7s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 980px) {
    .nav {
        display: none;
    }

    .hero-grid,
    .message-grid,
    .free-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 54px;
    }

    .feature-grid,
    .flow-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .trust-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {

    .container,
    .narrow {
        width: min(100% - 28px, 1120px);
    }

    .site-header {
        padding: 10px 14px;
    }

    .brand small {
        display: none;
    }

    .header-cta {
        display: none;
    }

    .section {
        padding: 68px 0;
    }

    h1 {
        font-size: clamp(1.9rem, 10vw, 2.8rem);
    }

    h2 {
        font-size: clamp(1.45rem, 6vw, 2rem);
    }

    .hero-actions,
    .center-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .btn {
        width: 100%;
        min-height: 56px;
    }

    .worry-grid,
    .feature-grid,
    .flow-list {
        grid-template-columns: 1fr;
    }

    .review-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    address {
        text-align: left;
    }


    .sticky-cta {
        display: flex;
    }
}

.cases-section {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 12% 12%, rgba(255, 211, 77, .26), transparent 28%),
        linear-gradient(180deg, #fff, #f4f9ff 82%);
}



.case-highlight {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    margin-bottom: 26px;
    padding: 28px;
    border: 1px solid rgba(15, 88, 168, .14);
    border-radius: 30px;
    background: rgba(255, 255, 255, .84);
    box-shadow: 0 22px 60px rgba(8, 56, 111, .09);
    backdrop-filter: blur(14px);
}

.case-highlight h3 {
    margin-bottom: 8px;
    font-size: clamp(1.1rem, 2vw, 1.5rem);
}

.case-highlight p {
    margin-bottom: 0;
}

.case-label {
    display: inline-flex;
    align-items: center;
    margin-bottom: 10px;
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--yellow);
    color: var(--blue-dark);
    font-size: .82rem;
    font-weight: 900;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.case-card {
    overflow: hidden;
    border: 1px solid rgba(15, 88, 168, .14);
    border-radius: 30px;
    background: white;
    box-shadow: 0 18px 52px rgba(8, 56, 111, .1);
    transition: transform .2s ease, box-shadow .2s ease;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 26px 70px rgba(8, 56, 111, .16);
}

.case-card-featured {
    border-color: rgba(233, 65, 53, .3);
    box-shadow: 0 24px 70px rgba(233, 65, 53, .12);
}

.case-photo {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 320px;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
    background:
        linear-gradient(135deg, rgba(15, 88, 168, .08) 25%, transparent 25%) 0 0 / 28px 28px,
        linear-gradient(315deg, rgba(15, 88, 168, .08) 25%, transparent 25%) 0 0 / 28px 28px,
        linear-gradient(140deg, #f7fbff, #fff 54%, #fff8db);
}

.case-photo::before {
    content: "";
    position: absolute;
    inset: 18px;
    border: 2px dashed rgba(15, 88, 168, .22);
    border-radius: 22px;
    background: rgba(255, 255, 255, .48);
}

.case-placeholder {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 170px;
    padding: 12px 18px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .88);
    color: var(--blue-dark);
    font-size: .92rem;
    font-weight: 900;
    box-shadow: 0 12px 30px rgba(8, 56, 111, .12);
}

.case-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 1;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .9);
    color: var(--blue-dark);
    font-size: .78rem;
    font-weight: 900;
    box-shadow: 0 10px 24px rgba(8, 56, 111, .12);
}

.case-body {
    padding: 16px 20px 20px;
}

.case-area {
    display: inline-flex;
    margin-bottom: 6px;
    color: var(--muted);
    font-size: .78rem;
    font-weight: 500;
}

.case-body h3 {
    min-height: auto;
    margin-bottom: 12px;
    color: var(--ink);
    font-size: 1rem;
    font-weight: 700;
}

.case-specs {
    margin: 0;
}

.case-specs div {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    border-top: 1px solid var(--line);
}

/* 買取金額の行だけ強調 */
.case-specs div:last-child {
    padding-top: 12px;
}

.case-specs dt {
    color: var(--muted);
    font-weight: 500;
    font-size: .8rem;
}

.case-specs dd {
    margin: 0;
    color: var(--muted);
    font-size: .95rem;
    font-weight: 700;
    letter-spacing: .02em;
    text-align: right;
}

.case-specs strong {
    color: var(--red);
    font-size: clamp(1.55rem, 3vw, 2.2rem);
    letter-spacing: .08em;
}

.case-note {
    max-width: 860px;
    margin: 22px auto 0;
    color: #667085;
    font-size: .88rem;
    text-align: center;
}

@media (max-width: 980px) {
    .case-highlight {
        align-items: flex-start;
        flex-direction: column;
    }

    .case-grid {
        grid-template-columns: 1fr;
        max-width: 620px;
        margin-inline: auto;
    }

    .case-photo {
        min-height: 260px;
    }
}

@media (max-width: 640px) {
    .case-highlight {
        padding: 22px;
        border-radius: 24px;
    }

    .case-photo {
        min-height: 210px;
    }

    .case-body {
        padding: 20px;
    }

    .case-body h3 {
        min-height: auto;
    }

    .case-specs dd {
        font-size: 1.12rem;
    }
}