* {
    box-sizing:border-box;
}

:root {
    --bg:#f7f7fb;
    --surface:#fff;
    --text:#101426;
    --muted:#657084;
    --line:rgba(16,20,38,.12);
    --blue:#1463ff;
    --cyan:#00b8ff;
    --violet:#7755ff;
    --dark:#0b1020;
    --grad:linear-gradient(135deg,#00b8ff,#1463ff 48%,#7755ff);
}

html {
    scroll-behavior:smooth;
}

body {
    margin:0;
    font-family:"Noto Sans JP",system-ui,sans-serif;
    color:var(--text);
    background:var(--bg);
    line-height:1.8;
}

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

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

.header {
    position:fixed;
    z-index:50;
    top:18px;
    left:50%;
    transform:translateX(-50%);
    width:min(1120px,92vw);
    height:68px;
    padding:0 22px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    background:rgba(255,255,255,.84);
    border:1px solid var(--line);
    border-radius:999px;
    backdrop-filter:blur(18px);
    box-shadow:0 20px 60px rgba(16,20,38,.12);
}

.logo {
    width: 180px;
    height: auto;
    display: block;
}

@media (max-width: 900px) {
    .logo {
        width: 130px;
    }
}

/* .logo img {
    width: 79px;
    height: 50px;
    object-fit:contain;
} */

.nav {
    display:flex;
    gap:26px;
    font-size:13px;
    font-weight:700;
    color:var(--muted);
}

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

.nav-toggle {
    display:none;
    background:transparent;
    border:0;
}

.nav-toggle i {
    display:block;
    width:26px;
    height:2px;
    background:var(--text);
    margin:6px 0;
}

.hero {
    min-height:100vh;
    position:relative;
    display:grid;
    place-items:center;
    overflow:hidden;
    background:var(--dark);
    color:white;
}

.hero-bg {
  background:
    radial-gradient(circle at 20% 20%, rgba(0,184,255,.34), transparent 30%),
    radial-gradient(circle at 76% 35%, rgba(119,85,255,.35), transparent 28%),
    linear-gradient(rgba(11,16,32,.72), rgba(11,16,32,.88)),
    url("../images/back_hero.png?v=4") center/cover no-repeat;
}

.hero-inner {
    position:relative;
    z-index:1;
    width:min(1120px,90vw);
    display:grid;
    grid-template-columns:1.05fr .95fr;
    gap:54px;
    align-items:center;
    padding:130px 0 70px;
}

.badge {
    display:inline-flex;
    width:max-content;
    max-width:100%;
    padding:8px 14px;
    border:1px solid rgba(255,255,255,.22);
    border-radius:999px;
    color:#dfeaff;
    background:rgba(255,255,255,.08);
    font-size:13px;
    font-weight:700;
}

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

h1 {
    font-size:clamp(48px,7.2vw,92px);
    line-height:1.06;
    letter-spacing:-.06em;
    margin:28px 0 24px;
    font-weight:900;
}

h1 span {
    background:var(--grad);
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
}

.lead {
    color:#d6dbea;
    font-weight:500;
    max-width:650px;
}

.actions {
    display:flex;
    gap:14px;
    flex-wrap:wrap;
    margin-top:34px;
}

.btn {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-width:160px;
    padding:14px 22px;
    border-radius:14px;
    font-weight:900;
    font-size:14px;
    transition:.25s;
    border:0;
    cursor:pointer;
}

.btn:hover {
    transform:translateY(-3px);
}

.primary {
    background:var(--grad);
    color:white;
    box-shadow:0 16px 40px rgba(20,99,255,.35);
}

.ghost {
    border:1px solid rgba(255,255,255,.28);
    color:white;
    background:rgba(255,255,255,.08);
}

.ghost.dark {
    color:var(--text);
    border-color:var(--line);
    background:white;
}

.tags {
    display:flex;
    gap:10px;
    flex-wrap:wrap;
    margin-top:26px;
}

.tags span {
    padding:7px 11px;
    border-radius:999px;
    background:rgba(255,255,255,.09);
    border:1px solid rgba(255,255,255,.14);
    font-size:12px;
    color:#dfeaff;
}

.hero-card {
    position:relative;
}

.hero-card img {
    aspect-ratio:4/5;
    border-radius:32px;
    box-shadow:0 28px 80px rgba(0,0,0,.42);
    border:1px solid rgba(255,255,255,.18);
}

.floating {
    position:absolute;
    left:-30px;
    bottom:34px;
    padding:18px 20px;
    border-radius:20px;
    background:rgba(255,255,255,.92);
    color:var(--text);
    box-shadow:0 20px 60px rgba(0,0,0,.22);
}

.floating strong {
    display:block;
    font-family:Inter,sans-serif;
    font-size:22px;
}

.floating small {
    color:var(--muted);
    font-weight:700;
}

.container {
    width:min(1120px,90vw);
    margin:0 auto;
}

.section {
    padding:112px 0;
}

.intro {
    padding:40px 0 92px;
    margin-top:-70px;
    position:relative;
    z-index:2;
}

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

.service-grid {
    grid-template-columns:repeat(4,1fr);
}

.mini,.card,.work,.price-card,.member,.contact-box,.estimate-box {
    background:rgba(255,255,255,.94);
    border:1px solid var(--line);
    border-radius:28px;
    box-shadow:0 20px 70px rgba(16,20,38,.08);
}

.mini,.card {
    padding:30px;
}

.mini span,.head p,.eyebrow {
    font-family:Inter,sans-serif;
    font-weight:900;
    letter-spacing:.18em;
    color:var(--blue);
    font-size:12px;
}

.mini h2 {
    font-size:22px;
    margin:12px 0 10px;
}

.mini p,.head span,.card p,.work p,.text p,.price-card p,.contact-box p,.member p {
    color:var(--muted);
}

.service {
    background:white;
}

.head {
    text-align:center;
    max-width:760px;
    margin:0 auto 56px;
}

.head h2,.text h2,.contact-box h2 {
    font-size:clamp(34px,5vw,58px);
    line-height:1.18;
    letter-spacing:-.04em;
    margin:12px 0 18px;
}

.card {
    min-height:240px;
}

.card h3 {
    font-size:22px;
}

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

.work {
    overflow:hidden;
}

.work-img {
    height:250px;
    background:center/cover;
}

.img1 {
    background-image:linear-gradient(rgba(11,16,32,.16),rgba(11,16,32,.25)),url("../images/tommy.png");
}

.img2 {
    background-image:linear-gradient(rgba(11,16,32,.16),rgba(11,16,32,.25)),url("../images/signal-top.png");
}

.img3 {
    background-image:linear-gradient(rgba(11,16,32,.16),rgba(11,16,32,.25)),url("https://images.unsplash.com/photo-1639762681057-408e52192e55?auto=format&fit=crop&w=1000&q=80");
}

.work div:last-child {
    padding:28px;
}

.work small {
    font-family:Inter,sans-serif;
    font-size:12px;
    color:var(--blue);
    font-weight:900;
    letter-spacing:.16em;
}

.work h3 {
    font-size:26px;
    margin:10px 0;
}

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

.split {
    display:grid;
    grid-template-columns:.92fr 1.08fr;
    gap:60px;
    align-items:center;
}

.photos {
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:16px;
}

.photos img {
    border-radius:24px;
    aspect-ratio:3/4;
}

.photos img:nth-child(2) {
    margin-top:50px;
}

.text p {
    color:#cbd3e8;
}

.text ul {
    list-style:none;
    padding:0;
    margin:28px 0 0;
    display:grid;
    gap:14px;
}

.text li {
    padding-left:30px;
    position:relative;
    color:#e8edff;
}

.text li:before {
    content:"✓";
    position:absolute;
    left:0;
    color:var(--cyan);
    font-weight:900;
}

.estimate {
    background:linear-gradient(180deg,#fff,#eef6ff);
}

.estimate-box {
    display:grid;
    grid-template-columns:1fr 320px;
    gap:28px;
    padding:30px;
}

.estimate-main {
    display:grid;
    gap:20px;
}

fieldset {
    border:1px solid var(--line);
    border-radius:22px;
    padding:22px;
    margin:0;
}

legend {
    padding:0 10px;
    font-weight:900;
}

.choice {
    display:block;
    padding:10px 0;
    color:var(--muted);
    font-weight:700;
}

.choice input {
    margin-right:10px;
}

.field {
    display:grid;
    gap:8px;
    color:var(--muted);
    font-weight:700;
}

.field input,.field textarea {
    width:100%;
    border:1px solid var(--line);
    border-radius:14px;
    padding:13px 14px;
    font:inherit;
    background:white;
}

.hidden-detail {
    display:none;
    margin-top:14px;
}

.estimate-side {
    position:sticky;
    top:110px;
    align-self:start;
    background:var(--dark);
    color:white;
    border-radius:24px;
    padding:28px;
}

.estimate-side p {
    color:#b9c4e5;
}

.estimate-side strong {
    display:block;
    font-family:Inter,sans-serif;
    font-size:44px;
    line-height:1.1;
    margin:12px 0;
}

.estimate-side small {
    display:block;
    color:#b9c4e5;
    margin-bottom:24px;
}

.submit-btn {
    width:100%;
}

.contact {
    background:linear-gradient(135deg,#eef6ff,#f6f2ff);
}

.contact-box {
    text-align:center;
    padding:64px 42px;
}

.center {
    justify-content:center;
}

.note {
    font-size:13px;
}

.footer {
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:42px 5vw;
    color:var(--muted);
}

.reveal {
    opacity:0;
    transform:translateY(24px);
    transition:opacity .75s ease,transform .75s ease;
}

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

.footer-brand {
    display: flex;
    align-items: center;
    gap: 18px;
}

.footer-brand p {
    margin: 0;
    color: var(--muted);
}

@media(max-width:900px) {
    .header {
        top:10px;
        height:62px;
    }

    .nav-toggle {
        display:block;
    }

    .nav {
        display:none;
        position:fixed;
        top:70px;
        left:0;
        right:0;
        margin:auto;
        width:92vw;
        flex-direction:column;
        background:white;
        border:1px solid var(--line);
        border-radius:24px;
        padding:18px;
    }

    .nav.open {
        display:flex;
    }

    .hero-inner,.intro-grid,.service-grid,.works-grid,.split,.estimate-box {
        grid-template-columns:1fr;
    }

    .hero-card {
        display:none;
    }

    .intro {
        margin-top:0;
        padding-top:72px;
    }

    .estimate-side {
        position:static;
    }

    }

@media(max-width:540px) {
    .section {
        padding:78px 0;
    }

    h1 {
        font-size:48px;
    }

    .actions,.btn {
        width:100%;
    }

    .footer {
        flex-direction: row;
        justify-content: center;
    }

    .estimate-box {
        padding:18px;
    }

    }