/* ============================================
     define株式会社 — Final Design
     Design Direction B (Modern Minimal)
     Spec: h2=32px bold / body=16px / section-gap=80px / btn-radius=4px
     ============================================ */
  :root {
    /* Colors — from B案 + brand assets tone */
    --c-navy: #1A2332;
    --c-navy-2: #2B3548;
    --c-navy-3: #475063;
    --c-red: #C8102E;      /* refined brand red (matches PNG assets) */
    --c-red-2: #A8001F;
    --c-cream: #F5F1E8;    /* warm cream from brand-mark.png */
    --c-cream-2: #EFEADD;
    --c-white: #FFFFFF;
    --c-ink: #1A2332;
    --c-ink-2: #4A5568;
    --c-ink-3: #8B939F;
    --c-line: #E5E5DD;
    --c-line-2: #DDD8C8;
    --c-bg: #FFFFFF;

    /* Type per spec */
    --t-h-display: 64px;
    --t-h-hero: 56px;
    --t-h2: 32px;
    --t-h3: 24px;
    --t-body: 16px;
    --t-small: 14px;
    --t-micro: 13px;

    /* Spacing per spec */
    --sec-gap: 80px;     /* section vertical padding */
    --container: 1280px;
    --pad-x: 64px;
    --radius: 4px;       /* button & card radius */

    /* Fonts */
    --f-min: "Shippori Mincho B1", "Noto Serif JP", "Yu Mincho", serif;
    --f-cg: "Cormorant Garamond", "Shippori Mincho B1", serif;
    --f-sans: "Noto Sans JP", "Yu Gothic", "Hiragino Sans", sans-serif;
    --f-lat: "Inter", "Noto Sans JP", sans-serif;
  }
  *, *::before, *::after { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body {
    font-family: var(--f-sans);
    font-size: var(--t-body);
    color: var(--c-ink);
    background: var(--c-white);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }
  img { max-width: 100%; height: auto; display: block; }
  a { color: inherit; text-decoration: none; }

  .container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--pad-x);
  }

  /* ============ Typography utilities ============ */
  .eyebrow {
    font-family: var(--f-lat);
    font-size: var(--t-micro);
    font-weight: 600;
    letter-spacing: 0.24em;
    color: var(--c-red);
    text-transform: uppercase;
    margin: 0 0 16px;
    display: inline-flex;
    align-items: center;
    gap: 14px;
    white-space: nowrap;
  }
  .eyebrow::before {
    content: "";
    width: 28px;
    height: 1px;
    background: var(--c-red);
    display: inline-block;
  }
  .eyebrow.center { display: inline-flex; }

  .h-section {
    font-family: var(--f-min);
    font-size: var(--t-h2);
    font-weight: 700;
    color: var(--c-navy);
    line-height: 1.5;
    letter-spacing: 0.04em;
    margin: 0 0 24px;
  }
  .h-section .en {
    display: block;
    font-family: var(--f-cg);
    font-size: 18px;
    color: var(--c-ink-3);
    font-weight: 400;
    letter-spacing: 0.18em;
    font-style: italic;
    margin-top: 12px;
  }

  .lead {
    font-size: var(--t-body);
    line-height: 2;
    color: var(--c-ink-2);
    max-width: 720px;
  }

  /* ============ Buttons ============ */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 32px;
    border-radius: var(--radius);
    font-family: var(--f-sans);
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.06em;
    line-height: 1;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    min-width: 200px;
    white-space: nowrap;
  }
  .btn-primary {
    background: var(--c-navy);
    color: var(--c-white);
    border-color: var(--c-navy);
  }
  .btn-primary:hover { background: var(--c-navy-2); transform: translateY(-1px); }
  .btn-outline {
    background: transparent;
    color: var(--c-navy);
    border-color: var(--c-navy);
  }
  .btn-outline:hover { background: var(--c-navy); color: var(--c-white); }
  .btn-accent {
    background: var(--c-red);
    color: var(--c-white);
    border-color: var(--c-red);
  }
  .btn-accent:hover { background: var(--c-red-2); }
  .btn-light {
    background: var(--c-white);
    color: var(--c-navy);
    border-color: var(--c-white);
  }
  .btn-ghost-light {
    background: transparent;
    color: var(--c-white);
    border-color: rgba(255,255,255,0.4);
  }
  .btn-ghost-light:hover { border-color: var(--c-white); }
  .btn .arr { font-family: var(--f-lat); font-weight: 400; }
  .btn-sm { padding: 10px 20px; min-width: 0; font-size: 13px; }

  /* ============ HEADER ============ */
  .site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(255,255,255,0.95);
    border-bottom: 1px solid rgba(229,229,221,0.5);
    height: 76px;
    display: flex;
    align-items: center;
  }
  .site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1440px;
    padding: 0 40px;
  }
  .brand {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .brand img {
    height: 32px;
    width: auto;
  }
  .brand .lockup {
    font-family: var(--f-min);
    font-size: 22px;
    font-weight: 600;
    color: var(--c-navy);
    letter-spacing: 0.02em;
  }
  .site-nav {
    display: flex;
    gap: 40px;
    align-items: center;
  }
  .site-nav a {
    font-size: 14px;
    font-weight: 500;
    color: var(--c-ink-2);
    letter-spacing: 0.04em;
    transition: color 0.2s;
  }
  .site-nav a:hover { color: var(--c-red); }
  .site-nav a.en {
    font-family: var(--f-lat);
    font-size: 12px;
    color: var(--c-ink-3);
    letter-spacing: 0.16em;
    white-space: nowrap;
  }

  /* ============ NAV DROPDOWN ============ */
  .nav-dd { position: relative; display: inline-flex; align-items: center; }
  .nav-dd-trigger::after {
    content: "\25BE";
    font-size: 10px;
    margin-left: 6px;
    color: var(--c-ink-3);
    transition: transform 0.2s, color 0.2s;
    display: inline-block;
  }
  .nav-dd:hover .nav-dd-trigger::after { transform: rotate(180deg); color: var(--c-red); }
  .nav-dd-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 240px;
    background: var(--c-white);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    box-shadow: 0 16px 40px rgba(26,35,50,0.12);
    padding: 8px;
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
    z-index: 200;
  }
  .nav-dd:hover .nav-dd-menu,
  .nav-dd:focus-within .nav-dd-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
  }
  .nav-dd-menu a {
    display: block;
    padding: 11px 16px;
    border-radius: 3px;
    font-size: 14px;
    font-weight: 500;
    color: var(--c-ink-2);
    white-space: nowrap;
    letter-spacing: 0.04em;
  }
  .nav-dd-menu a:hover { background: var(--c-cream); color: var(--c-navy); }

  /* ============ HERO ============ */
  .hero {
    position: relative;
    min-height: 760px;
    height: 88vh;
    max-height: 920px;
    
    background-size: cover;
    background-position: center right;
    overflow: hidden;
    display: flex;
    align-items: center;
  }
  .hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(255,255,255,0.85) 0%, rgba(255,255,255,0.55) 30%, rgba(255,255,255,0.0) 60%);
  }
  .hero-inner {
    position: relative;
    z-index: 2;
    max-width: 1440px;
    width: 100%;
    padding: 0 40px;
    margin: 0 auto;
    padding-top: 76px; /* offset for fixed header */
  }
  .hero-eyebrow {
    font-family: var(--f-lat);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.32em;
    color: var(--c-red);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 14px;
    margin: 0 0 28px;
  }
  .hero-eyebrow::before {
    content: "";
    width: 36px;
    height: 1px;
    background: var(--c-red);
  }
  .hero h1 {
    font-family: var(--f-min);
    font-size: var(--t-h-display);
    font-weight: 600;
    color: var(--c-navy);
    line-height: 1.45;
    letter-spacing: 0.04em;
    margin: 0 0 32px;
  }
  .hero h1 .accent {
    color: var(--c-red);
  }
  .hero-sub {
    font-size: 17px;
    line-height: 2;
    color: var(--c-ink-2);
    max-width: 540px;
    margin: 0 0 44px;
  }
  .hero-ctas {
    display: flex;
    gap: 16px;
  }
  .hero-scroll {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--f-lat);
    font-size: 11px;
    letter-spacing: 0.28em;
    color: var(--c-navy);
    text-transform: uppercase;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 2;
  }
  .hero-scroll .line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--c-navy), transparent);
  }

  /* ============ BRAND STATEMENT BAND ============ */
  .brand-band {
    background: var(--c-cream);
    padding: 48px 0;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .brand-band::before {
    content: "";
    position: absolute;
    right: -100px; bottom: -100px;
    width: 600px; height: 600px;
    border: 1px solid rgba(26,35,50,0.06);
    border-radius: 50%;
    pointer-events: none;
  }
  .brand-band::after {
    content: "";
    position: absolute;
    right: 80px; bottom: 40px;
    width: 320px; height: 1px;
    background: linear-gradient(to right, transparent, rgba(200,16,46,0.4));
  }
  .brand-band .container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
  }
  .brand-band .mark {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .brand-band .mark img {
    height: 64px;
    width: auto;
    filter: brightness(0) invert(1);
  }
  .brand-band .divider {
    width: 1px;
    height: 32px;
    background: linear-gradient(to bottom, transparent, var(--c-red), transparent);
  }
  .brand-band .tagline {
    font-family: var(--f-min);
    font-size: 28px;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0.08em;
  }
  .brand-band .tagline .en {
    display: block;
    font-family: var(--f-cg);
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    font-style: italic;
    font-weight: 400;
    margin-top: 10px;
    letter-spacing: 0.16em;
  }

  /* ============ SECTION HEAD (shared) ============ */
  .section-head {
    text-align: center;
    margin-bottom: 64px;
  }
  .section-head .eyebrow { justify-content: center; }
  .section-head .h-section { line-height: 1.6; }
  .section-head .lead { margin-left: auto; margin-right: auto; }

  /* ============ SERVICES ============ */
  .services {
    padding: var(--sec-gap) 0;
    background: var(--c-white);
  }
  .services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 56px;
  }
  .svc-card {
    background: var(--c-white);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    padding: 48px 36px 40px;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 24px;
  }
  .svc-card:hover {
    border-color: var(--c-navy);
    box-shadow: 0 8px 32px rgba(26,35,50,0.08);
    transform: translateY(-4px);
  }
  .svc-card .num {
    font-family: var(--f-cg);
    font-size: 24px;
    color: var(--c-red);
    font-style: italic;
    font-weight: 500;
    letter-spacing: 0.04em;
  }
  .svc-card .icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .svc-card .icon svg { width: 56px; height: 56px; stroke: var(--c-red); fill: none; stroke-width: 1.5; }
  .svc-card .ttl {
    font-family: var(--f-min);
    font-size: 26px;
    font-weight: 600;
    color: var(--c-navy);
    letter-spacing: 0.04em;
    line-height: 1.4;
    margin: 0;
  }
  .svc-card .en-ttl {
    font-family: var(--f-cg);
    font-size: 16px;
    color: var(--c-ink-3);
    letter-spacing: 0.18em;
    font-style: italic;
    text-transform: uppercase;
  }
  .svc-card .desc {
    font-size: var(--t-body);
    color: var(--c-ink-2);
    line-height: 1.95;
    flex: 1;
  }
  .svc-card .more {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--f-lat);
    font-size: 13px;
    font-weight: 600;
    color: var(--c-navy);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    padding-top: 16px;
    border-top: 1px solid var(--c-line);
  }
  .svc-card .more::after {
    content: "→";
    color: var(--c-red);
    transition: transform 0.2s;
  }
  .svc-card:hover .more::after { transform: translateX(4px); }

  /* ============ CASE STUDIES / 導入事例 ============ */
  .cases {
    padding: var(--sec-gap) 0;
    background: var(--c-white);
  }
  .cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 32px;
  }
  .case-card {
    background: var(--c-white);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
  }
  .case-card:hover {
    border-color: var(--c-navy);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(26,35,50,0.08);
  }
  .case-card .ph {
    aspect-ratio: 16 / 10;
    background: linear-gradient(135deg, var(--c-cream-2) 0%, var(--c-cream) 100%);
    border-bottom: 1px solid var(--c-line);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--f-cg);
    font-style: italic;
    color: var(--c-ink-3);
    font-size: 13px;
    letter-spacing: 0.16em;
    position: relative;
  }
  .case-card .ph::before {
    content: "";
    position: absolute;
    inset: 14px;
    border: 1px solid rgba(26,35,50,0.06);
  }
  .case-card .ph img { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; }
  .case-card .ph:has(img)::before { display:none; }
  .case-card .body {
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    flex: 1;
  }
  .case-card .tag {
    display: inline-flex;
    width: fit-content;
    padding: 4px 10px;
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    font-family: var(--f-lat);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--c-ink-2);
    text-transform: uppercase;
  }
  .case-card .cttl {
    font-family: var(--f-min);
    font-size: 18px;
    font-weight: 600;
    color: var(--c-navy);
    line-height: 1.55;
    letter-spacing: 0.04em;
    margin: 0;
  }
  .case-card .metric {
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 10px 0;
    border-top: 1px solid var(--c-line);
  }
  .case-card .metric .val {
    font-family: var(--f-cg);
    font-style: italic;
    font-size: 28px;
    font-weight: 500;
    color: var(--c-red);
    letter-spacing: 0.02em;
    line-height: 1;
  }
  .case-card .metric .lab {
    font-size: 12px;
    color: var(--c-ink-3);
    letter-spacing: 0.06em;
  }
  .case-card .cbody {
    font-size: 13px;
    line-height: 1.85;
    color: var(--c-ink-2);
    margin: 0;
  }
  .case-card .more {
    margin-top: auto;
    font-family: var(--f-lat);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--c-navy);
    text-transform: uppercase;
    padding-top: 14px;
    border-top: 1px solid var(--c-line);
    display: inline-flex;
    gap: 8px;
  }
  .case-card .more::after { content: "→"; color: var(--c-red); }

  /* ============ VISION EVOCATIVE BAND ============ */
  .vision-evoke {
    position: relative;
    min-height: 320px;
    background-image: url('images/arigatou-city.png');
    background-size: cover;
    background-position: center 30%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .vision-evoke::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(26,35,50,0.0) 0%, rgba(26,35,50,0.25) 100%);
  }
  .vision-evoke .container {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 80px var(--pad-x);
  }
  .vision-evoke .eyebrow {
    color: var(--c-white);
    justify-content: center;
  }
  .vision-evoke .eyebrow::before {
    background: var(--c-white);
  }
  .vision-evoke .quote {
    font-family: var(--f-min);
    font-size: 40px;
    color: var(--c-white);
    line-height: 1.7;
    letter-spacing: 0.06em;
    font-weight: 500;
    text-shadow: 0 2px 24px rgba(26,35,50,0.4);
  }
  .vision-evoke .quote .accent {
    font-family: var(--f-cg);
    font-style: italic;
    color: #FFD9DB;
  }

  /* ============ CTA BAND ============ */
  .cta-band {
    padding: var(--sec-gap) 0;
    background: var(--c-navy);
    color: var(--c-white);
    position: relative;
    overflow: hidden;
  }
  .cta-band::before {
    content: "";
    position: absolute;
    right: -200px; top: 50%; transform: translateY(-50%);
    width: 700px; height: 700px;
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 50%;
    pointer-events: none;
  }
  .cta-band::after {
    content: "";
    position: absolute;
    right: -50px; top: 50%; transform: translateY(-50%);
    width: 400px; height: 400px;
    border: 1px solid rgba(200,16,46,0.15);
    border-radius: 50%;
    pointer-events: none;
  }
  .cta-band .container {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
  }
  .cta-band .eyebrow {
    color: var(--c-red);
  }
  .cta-band .eyebrow::before {
    background: var(--c-red);
  }
  .cta-band h2 {
    font-family: var(--f-min);
    font-size: var(--t-h2);
    font-weight: 600;
    color: var(--c-white);
    line-height: 1.6;
    letter-spacing: 0.05em;
    margin: 0 0 24px;
  }
  .cta-band p {
    font-size: var(--t-body);
    color: rgba(255,255,255,0.75);
    line-height: 2;
    margin: 0;
    max-width: 540px;
  }
  .cta-band .ctas {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }
  .cta-band .ctas .btn { width: 100%; max-width: 320px; }

  /* ============ NEWS ============ */
  .news {
    padding: var(--sec-gap) 0;
    background: var(--c-white);
  }
  .news .news-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 48px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--c-navy);
  }
  .news .news-head .lhs .h-section { margin: 0; }
  .news .news-head .view-all {
    font-family: var(--f-lat);
    font-size: 13px;
    color: var(--c-navy);
    letter-spacing: 0.18em;
    font-weight: 600;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 4px;
    white-space: nowrap;
  }
  .news .view-all::after { content: "→"; color: var(--c-red); }
  .news-list {
    display: flex;
    flex-direction: column;
  }
  .news-item {
    display: grid;
    grid-template-columns: 140px 100px 1fr 60px;
    gap: 32px;
    align-items: center;
    padding: 24px 0;
    border-bottom: 1px solid var(--c-line);
    transition: padding 0.2s;
  }
  .news-item:last-child { border-bottom: none; }
  .news-item:hover { padding-left: 12px; }
  .news-item .date {
    font-family: var(--f-lat);
    font-size: 14px;
    color: var(--c-ink-3);
    letter-spacing: 0.06em;
    font-weight: 500;
  }
  .news-item .cat {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 12px;
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    font-family: var(--f-lat);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.16em;
    color: var(--c-ink-2);
    text-transform: uppercase;
    width: fit-content;
  }
  .news-item .cat.press { color: var(--c-red); border-color: var(--c-red); }
  .news-item .title {
    font-size: 15px;
    color: var(--c-navy);
    font-weight: 500;
    line-height: 1.7;
  }
  .news-item .arr {
    text-align: right;
    color: var(--c-ink-3);
    font-family: var(--f-lat);
    transition: color 0.2s, transform 0.2s;
  }
  .news-item:hover .arr { color: var(--c-red); transform: translateX(4px); }

  /* ============ FOOTER ============ */
  .site-footer {
    background: var(--c-navy);
    color: rgba(255,255,255,0.7);
    padding: var(--sec-gap) 0 32px;
  }
  .site-footer .top {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr;
    gap: 56px;
    padding-bottom: 56px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .footer-brand .lockup {
    display: flex; align-items: center; gap: 12px; margin-bottom: 20px;
  }
  .footer-brand img {
    height: 28px; width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.95;
  }
  .footer-brand .name {
    font-family: var(--f-min);
    font-size: 22px;
    color: var(--c-white);
    letter-spacing: 0.02em;
    font-weight: 500;
  }
  .footer-brand .corp {
    font-size: 13px;
    line-height: 1.9;
    color: rgba(255,255,255,0.55);
  }
  .footer-brand .corp strong { color: var(--c-white); font-weight: 500; }
  .footer-col .col-ttl {
    font-family: var(--f-lat);
    font-size: 11px;
    color: var(--c-red);
    letter-spacing: 0.24em;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 20px;
  }
  .footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
  .footer-col ul a {
    font-size: 14px;
    color: rgba(255,255,255,0.75);
    transition: color 0.2s;
    letter-spacing: 0.02em;
  }
  .footer-col ul a:hover { color: var(--c-white); }
  .footer-col ul a.muted { color: rgba(255,255,255,0.35); }
  .footer-bottom {
    padding-top: 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--f-lat);
    font-size: 12px;
    letter-spacing: 0.06em;
    color: rgba(255,255,255,0.4);
  }
  .footer-bottom .legal { display: flex; gap: 28px; }
  .footer-bottom .legal a:hover { color: var(--c-white); }

  /* small responsive */
  @media (max-width: 980px) {
    .services-grid { grid-template-columns: 1fr; }
    .cases-grid { grid-template-columns: 1fr; }
    .cta-band .container { grid-template-columns: 1fr; }
    .site-footer .top { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: 36px; }
    .brand-band .container { grid-template-columns: 1fr; text-align: center; }
    .brand-band .mark { justify-content: center; }
    .brand-band .divider { width: 1px; height: 48px; margin: 0 auto; }
  }


/* ============================================
   define株式会社 — サービスページ共通スタイル
   ============================================ */

/* ---- サブページヒーロー ---- */
.subpage-hero {
  position: relative;
  padding: 160px 0 96px;
  background: rgb(236, 238, 240);
  overflow: hidden;
}
.subpage-hero::before {
  content: "";
  position: absolute;
  right: -120px; top: 80px;
  width: 520px; height: 520px;
  border: 1px solid rgba(26,35,50,0.08);
  border-radius: 50%;
  pointer-events: none;
}
.subpage-hero::after {
  content: "";
  position: absolute;
  right: 60px; top: 240px;
  width: 280px; height: 1px;
  background: linear-gradient(to right, transparent, rgba(200,16,46,0.4));
}
.subpage-hero .container {
  position: relative; z-index: 2;
  max-width: 1440px;
  padding: 0 40px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--f-lat);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-ink-3);
  margin-bottom: 40px;
}
.breadcrumb a { color: var(--c-ink-3); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--c-red); }
.breadcrumb .sep { opacity: 0.5; }
.breadcrumb .here { color: var(--c-navy); font-weight: 600; }
.subpage-hero .num {
  font-family: var(--f-cg);
  font-style: italic;
  font-size: 22px;
  color: var(--c-red);
  letter-spacing: 0.06em;
  margin: 0 0 14px;
}
.subpage-hero .en-name {
  font-family: var(--f-cg);
  font-style: italic;
  font-size: 18px;
  color: var(--c-ink-3);
  letter-spacing: 0.2em;
  margin: 0 0 24px;
}
.subpage-hero h1 {
  font-family: var(--f-min);
  font-size: 56px;
  font-weight: 600;
  color: var(--c-navy);
  line-height: 1.45;
  letter-spacing: 0.04em;
  margin: 0 0 32px;
  max-width: 840px;
}
.subpage-hero h1 .accent { color: var(--c-red); }
.subpage-hero .sub {
  font-size: 17px;
  line-height: 2;
  color: var(--c-ink-2);
  max-width: 680px;
  margin: 0;
}

/* ---- 悩みセクション ---- */
.problems-cards {
  padding: 96px 0;
  background: var(--c-white);
}
.problems-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.problem-item {
  background: var(--c-cream);
  border-radius: var(--radius);
  padding: 36px 32px;
  position: relative;
  border-left: 3px solid var(--c-red);
}
.problem-item .pttl {
  font-family: var(--f-min);
  font-size: 20px;
  font-weight: 600;
  color: var(--c-navy);
  line-height: 1.5;
  letter-spacing: 0.04em;
  margin: 0 0 12px;
}
.problem-item .pbody {
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-ink-2);
  margin: 0;
}
.problems-figure {
  text-align: center;
  margin-top: 48px;
}
.problems-figure img {
  max-height: 240px;
  margin: 0 auto;
  opacity: 0.85;
}

/* ---- 提供メニュー ---- */
.menu {
  padding: 96px 0;
  background: rgb(236, 238, 240);
}
.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.menu-card {
  background: var(--c-white);
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  padding: 32px 28px;
  transition: all 0.3s ease;
}
.menu-card:hover {
  border-color: var(--c-navy);
  box-shadow: 0 8px 24px rgba(26,35,50,0.07);
  transform: translateY(-3px);
}
.menu-card .mhead {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.menu-card .mico {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.menu-card .mico svg { width: 36px; height: 36px; stroke: var(--c-red); }
.menu-card .mico img { width: 36px; height: 36px; object-fit: contain; }
.menu-card .mttl {
  font-family: var(--f-min);
  font-size: 18px;
  font-weight: 600;
  color: var(--c-navy);
  letter-spacing: 0.04em;
  line-height: 1.4;
  margin: 0;
}
.menu-card .mbody {
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-ink-2);
  margin: 0;
}

/* ---- 強み ---- */
.strengths {
  padding: 96px 0;
  background: var(--c-white);
}
.strength-list { display: flex; flex-direction: column; gap: 0; }
.strength-row {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 64px;
  align-items: center;
  padding: 56px 0;
  border-bottom: 1px solid var(--c-line);
}
.strength-row:last-child { border-bottom: none; }
.strength-row:nth-child(even) {
  grid-template-columns: 1fr 340px;
  direction: rtl;
}
.strength-row:nth-child(even) .srbody { direction: ltr; }
.strength-row .sr-media { text-align: center; }
.sricon {
  max-width: 280px;
  max-height: 220px;
  margin: 0 auto;
  object-fit: contain;
}
.srttl {
  font-family: var(--f-min);
  font-size: 24px;
  font-weight: 600;
  color: var(--c-navy);
  letter-spacing: 0.04em;
  line-height: 1.5;
  margin: 0 0 16px;
}
.srdesc {
  font-size: 15px;
  line-height: 2;
  color: var(--c-ink-2);
  margin: 0;
  white-space: pre-line;
}

/* ---- 導入事例（サービスページ用） ---- */
.svc-cases {
  padding: 96px 0;
  background: var(--c-white);
}
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.case-card {
  background: var(--c-white);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}
.case-card:hover {
  border-color: var(--c-navy);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(26,35,50,0.08);
}
.case-card .ph {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.case-card .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.case-card:hover .ph img { transform: scale(1.03); }
.case-card .body { padding: 28px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.case-card .tag {
  display: inline-flex;
  width: fit-content;
  padding: 4px 10px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  font-family: var(--f-lat);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--c-ink-2);
  text-transform: uppercase;
}
.case-card .cttl {
  font-family: var(--f-min);
  font-size: 18px;
  font-weight: 600;
  color: var(--c-navy);
  line-height: 1.55;
  letter-spacing: 0.04em;
  margin: 0;
}
.case-card .cbody {
  font-size: 13px;
  line-height: 1.85;
  color: var(--c-ink-2);
  margin: 0;
}
.case-card .metric {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--c-line);
  margin-top: auto;
}
.case-card .metric .val {
  font-family: var(--f-cg);
  font-style: italic;
  font-size: 28px;
  font-weight: 500;
  color: var(--c-red);
  line-height: 1;
}
.case-card .metric .lab { font-size: 12px; color: var(--c-ink-3); letter-spacing: 0.06em; }
.case-card .more {
  font-family: var(--f-lat);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--c-navy);
  text-transform: uppercase;
  padding-top: 14px;
  border-top: 1px solid var(--c-line);
  display: inline-flex;
  gap: 8px;
}
.case-card .more::after { content: "→"; color: var(--c-red); }

/* ---- 導入の流れ ---- */
.process {
  padding: 96px 0;
  background: var(--c-white);
}
.process-flow {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: 48px;
  position: relative;
}
.process-flow::before {
  content: "";
  position: absolute;
  top: 28px; left: 0; right: 0;
  height: 1px;
  background: var(--c-line);
  z-index: 0;
}
.flow-step {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 1;
  padding: 0 8px;
}
.flow-step .fnum {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--c-white);
  border: 2px solid var(--c-navy);
  font-family: var(--f-cg);
  font-style: italic;
  font-size: 22px;
  font-weight: 500;
  color: var(--c-navy);
  margin-bottom: 16px;
}
.flow-step:first-child .fnum,
.flow-step:last-child .fnum { background: var(--c-navy); color: var(--c-white); }
.flow-step .fttl {
  font-family: var(--f-min);
  font-size: 15px;
  font-weight: 600;
  color: var(--c-navy);
  letter-spacing: 0.04em;
  margin: 0 0 6px;
}
.flow-step .fsub {
  font-size: 12px;
  color: var(--c-ink-3);
  letter-spacing: 0.04em;
  margin: 0 0 8px;
}
.ftag-wrap { min-height: 24px; }
.ftag {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--c-ink-3);
}
.ftag.is-red { border-color: var(--c-red); color: var(--c-red); }

/* ---- 関連サービス ---- */
.related { padding: 96px 0; background: var(--c-white); }
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 40px;
}
.related-card {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 28px 32px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  transition: all 0.3s ease;
}
.related-card:hover {
  border-color: var(--c-navy);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,35,50,0.06);
}
.related-card .ico {
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.related-card .ico svg { width: 44px; height: 44px; stroke: var(--c-red); fill: none; stroke-width: 1.5; }
.related-card .rc-body { flex: 1; }
.related-card .rc-en {
  font-family: var(--f-cg);
  font-style: italic;
  font-size: 13px;
  color: var(--c-ink-3);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 4px;
}
.related-card .rc-ttl {
  font-family: var(--f-min);
  font-size: 18px;
  font-weight: 600;
  color: var(--c-navy);
  letter-spacing: 0.04em;
  margin: 0;
}
.related-card .rc-arr {
  font-family: var(--f-lat);
  color: var(--c-red);
  font-size: 18px;
  transition: transform 0.2s;
}
.related-card:hover .rc-arr { transform: translateX(4px); }

/* ---- CTAバンド（サービスページ用） ---- */
.svc-cta {
  padding: 96px 0;
  background: var(--c-navy);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}
.svc-cta::before {
  content: "";
  position: absolute;
  right: -200px; top: 50%; transform: translateY(-50%);
  width: 700px; height: 700px;
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 50%;
  pointer-events: none;
}
.svc-cta .container {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.svc-cta .eyebrow { color: var(--c-red); }
.svc-cta .eyebrow::before { background: var(--c-red); }
.svc-cta h2 {
  font-family: var(--f-min);
  font-size: 32px;
  font-weight: 600;
  color: var(--c-white);
  line-height: 1.6;
  letter-spacing: 0.05em;
  margin: 0 0 20px;
}
.svc-cta p {
  font-size: 16px;
  color: rgba(255,255,255,0.75);
  line-height: 2;
  margin: 0;
}
.svc-cta .ctas {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}
.svc-cta .ctas .btn { width: 100%; max-width: 320px; }

/* ---- Reveal animation ---- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .subpage-hero h1 { font-size: 36px; }
  .menu-grid { grid-template-columns: 1fr 1fr; }
  .problems-list { grid-template-columns: 1fr; }
  .strength-row, .strength-row:nth-child(even) { grid-template-columns: 1fr; direction: ltr; }
  .cases-grid { grid-template-columns: 1fr; }
  .process-flow { flex-wrap: wrap; }
  .flow-step { flex: 0 0 calc(33% - 16px); }
  .related-grid { grid-template-columns: 1fr; }
  .svc-cta .container { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 640px) {
  .menu-grid { grid-template-columns: 1fr; }
  .flow-step { flex: 0 0 calc(50% - 8px); }
}