/* ==========================================================================
   Nexloom - Service Detail Page
   サービス詳細ページ共通スタイル（アシンメトリックトーンに準拠）
   ========================================================================== */

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

:root {
    --color-bg: #05070d;
    --color-bg-soft: #0a0e1a;
    --color-surface: rgba(255, 255, 255, 0.03);
    --color-surface-2: rgba(255, 255, 255, 0.06);
    --color-border: rgba(120, 200, 255, 0.15);
    --color-border-strong: rgba(120, 200, 255, 0.3);
    --color-text: #e6edf7;
    --color-text-sub: #8b94a8;
    --color-accent: #5ce1ff;
    --color-accent-2: #7a6bff;
    --color-accent-glow: rgba(92, 225, 255, 0.4);
    --gradient-accent: linear-gradient(135deg, #5ce1ff 0%, #7a6bff 100%);
    --gradient-text: linear-gradient(135deg, #ffffff 0%, #5ce1ff 60%, #7a6bff 100%);
    --font-en: 'Orbitron', 'Noto Sans JP', sans-serif;
    --font-jp: 'Noto Sans JP', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    --container: 1280px;
    --gutter: 24px;
    --header-h: 72px;
    --section-py: clamp(80px, 12vw, 140px);
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-jp);
    line-height: 1.75;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: opacity 0.3s var(--ease), color 0.3s var(--ease); }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

/* -------------------------------------------------
   背景
------------------------------------------------- */
.bg-effect {
    position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none;
    background: radial-gradient(ellipse at top, #0c1226 0%, var(--color-bg) 60%) no-repeat;
}
.bg-effect__grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(120, 200, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120, 200, 255, 0.05) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}
.bg-effect__glow {
    position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.4;
}
.bg-effect__glow--1 { top: 5%; right: -10%; width: 500px; height: 500px; background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%); }
.bg-effect__glow--2 { bottom: -10%; left: -10%; width: 600px; height: 600px; background: radial-gradient(circle, var(--color-accent-2) 0%, transparent 70%); }

/* -------------------------------------------------
   ヘッダー
------------------------------------------------- */
.header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    height: var(--header-h);
    background: rgba(5, 7, 13, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
}
.header__inner {
    max-width: var(--container); height: 100%; margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex; align-items: center; justify-content: space-between;
}
.header__logo {
    display: inline-flex; align-items: center; gap: 10px;
    font-family: var(--font-en); font-weight: 700; letter-spacing: 0.18em; font-size: 18px;
}
.header__logo-mark {
    width: 22px; height: 22px; border-radius: 6px;
    background: var(--gradient-accent); box-shadow: 0 0 16px var(--color-accent-glow);
    position: relative;
}
.header__logo-mark::after {
    content: ""; position: absolute; inset: 4px; border-radius: 3px; background: var(--color-bg);
}
.header__logo-text {
    background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.header__back {
    font-family: var(--font-en);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--color-text-sub);
    padding: 8px 16px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}
.header__back:hover { border-color: var(--color-accent); color: var(--color-text); }

/* -------------------------------------------------
   サービスヒーロー（アシンメトリック）
------------------------------------------------- */
.svc-hero {
    padding: calc(var(--header-h) + 64px) var(--gutter) 80px;
    position: relative;
    overflow: hidden;
}

.svc-hero__inner {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

.svc-hero__breadcrumb {
    font-family: var(--font-en);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--color-text-sub);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.svc-hero__breadcrumb a:hover { color: var(--color-accent); }
.svc-hero__breadcrumb .current { color: var(--color-accent); }

.svc-hero__num {
    font-family: var(--font-en);
    font-size: 12px;
    letter-spacing: 0.3em;
    color: var(--color-accent);
}

.svc-hero__title {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: clamp(48px, 10vw, 120px);
    line-height: 0.95;
    letter-spacing: 0.01em;
    margin: 12px 0 24px;
}

.svc-hero__title span { display: block; }
.svc-hero__title .accent {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.svc-hero__sub {
    font-family: var(--font-jp);
    font-weight: 500;
    font-size: clamp(18px, 3vw, 22px);
    margin-bottom: 24px;
    color: var(--color-text);
    letter-spacing: 0.02em;
}

.svc-hero__lead {
    font-size: 15px;
    line-height: 2;
    color: var(--color-text-sub);
    max-width: 540px;
}

.svc-hero__visual {
    position: relative;
    min-height: 240px;
    border: 1px solid var(--color-border);
    border-radius: 24px;
    background: var(--color-surface);
    overflow: hidden;
}

.svc-hero__visual::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 30% 30%, rgba(92, 225, 255, 0.2), transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(122, 107, 255, 0.18), transparent 50%);
}

.svc-hero__visual-mark {
    position: absolute;
    inset: 25%;
    border: 1px solid var(--color-border-strong);
    border-radius: 50%;
    animation: spin 30s linear infinite;
}

.svc-hero__visual-mark::after {
    content: "";
    position: absolute;
    inset: 20%;
    border-radius: 50%;
    background: var(--gradient-accent);
    filter: blur(30px);
    opacity: 0.6;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* -------------------------------------------------
   セクション共通
------------------------------------------------- */
.svc-section {
    position: relative;
    padding: var(--section-py) var(--gutter);
}
.svc-section__inner {
    max-width: var(--container);
    margin: 0 auto;
}
.svc-section__label {
    font-family: var(--font-en);
    font-size: 12px;
    letter-spacing: 0.3em;
    color: var(--color-accent);
    margin-bottom: 20px;
}
.svc-section__title {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: clamp(32px, 6vw, 56px);
    letter-spacing: 0.01em;
    line-height: 1.05;
    margin-bottom: 40px;
}
.svc-section__title span { display: block; }
.svc-section__title .accent {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* -------------------------------------------------
   Overview セクション（2カラム: 説明 + 提供内容）
------------------------------------------------- */
.svc-overview__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

.svc-overview__text {
    font-size: 15px;
    line-height: 2;
    color: var(--color-text-sub);
    margin-bottom: 20px;
}

.svc-overview__text:last-child { margin-bottom: 0; }

.svc-overview__list {
    border-top: 1px solid var(--color-border);
}

.svc-overview__list li {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 16px;
    padding: 18px 0;
    border-bottom: 1px solid var(--color-border);
    align-items: baseline;
}

.svc-overview__list li::before {
    content: attr(data-num);
    font-family: var(--font-en);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    min-width: 36px;
}

.svc-overview__list-title {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 16px;
    color: var(--color-text);
    margin-bottom: 4px;
}

.svc-overview__list-text {
    font-size: 13px;
    line-height: 1.75;
    color: var(--color-text-sub);
}

/* -------------------------------------------------
   Process セクション（4ステップ）
------------------------------------------------- */
.svc-process__list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    counter-reset: step;
}

.svc-process__item {
    position: relative;
    padding: 28px 24px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}

.svc-process__item:hover {
    border-color: var(--color-border-strong);
    transform: translateY(-2px);
}

.svc-process__num {
    font-family: var(--font-en);
    font-size: 11px;
    letter-spacing: 0.25em;
    color: var(--color-accent);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.svc-process__num::before {
    content: "";
    width: 28px;
    height: 1px;
    background: var(--color-accent);
}

.svc-process__title {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.svc-process__text {
    font-size: 13px;
    line-height: 1.85;
    color: var(--color-text-sub);
}

/* -------------------------------------------------
   Case Studies セクション
------------------------------------------------- */
.svc-cases__head {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 40px;
}

.svc-cases__note {
    font-family: var(--font-en);
    font-size: 10px;
    letter-spacing: 0.3em;
    color: var(--color-text-sub);
    padding: 5px 12px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    margin-top: 16px;
}

.svc-cases__list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.svc-case {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    overflow: hidden;
    transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}

.svc-case:hover {
    border-color: var(--color-border-strong);
    transform: translateY(-4px);
}

.svc-case__visual {
    position: relative;
    aspect-ratio: 16 / 10;
    background:
        radial-gradient(circle at 30% 30%, rgba(92, 225, 255, 0.18), transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(122, 107, 255, 0.15), transparent 50%),
        var(--color-bg-soft);
    overflow: hidden;
}

.svc-case__visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(120, 200, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120, 200, 255, 0.08) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.5;
}

.svc-case__visual-mark {
    position: absolute;
    top: 16px;
    left: 16px;
    font-family: var(--font-en);
    font-size: 10px;
    letter-spacing: 0.2em;
    padding: 5px 10px;
    background: rgba(5, 7, 13, 0.7);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    color: var(--color-accent);
    backdrop-filter: blur(8px);
    z-index: 1;
}

.svc-case__body {
    padding: 24px;
}

.svc-case__tag {
    font-family: var(--font-en);
    font-size: 10px;
    letter-spacing: 0.25em;
    color: var(--color-text-sub);
    margin-bottom: 12px;
}

.svc-case__title {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 12px;
    letter-spacing: 0.02em;
}

.svc-case__text {
    font-size: 13px;
    line-height: 1.85;
    color: var(--color-text-sub);
    margin-bottom: 20px;
}

.svc-case__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

.svc-case__meta li {
    font-family: var(--font-en);
    font-size: 10px;
    letter-spacing: 0.15em;
    color: var(--color-text);
    display: inline-flex;
    align-items: baseline;
    gap: 6px;
}

.svc-case__meta li span {
    color: var(--color-accent);
    font-size: 9px;
}

/* -------------------------------------------------
   Other Services (関連サービス)
------------------------------------------------- */
.svc-other {
    border-top: 1px solid var(--color-border);
}

.svc-other__list {
    border-top: 1px solid var(--color-border);
}

.svc-other__item {
    border-bottom: 1px solid var(--color-border);
    transition: background 0.4s var(--ease);
}

.svc-other__item:hover {
    background: rgba(120, 200, 255, 0.03);
}

.svc-other__item a {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 16px;
    align-items: center;
    padding: 24px 0;
}

.svc-other__num {
    font-family: var(--font-en);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    min-width: 48px;
}

.svc-other__title {
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 0.02em;
}

.svc-other__arrow {
    font-family: var(--font-en);
    font-size: 18px;
    color: var(--color-text-sub);
    transition: transform 0.4s var(--ease), color 0.4s var(--ease);
}

.svc-other__item:hover .svc-other__arrow {
    color: var(--color-accent);
    transform: translateX(8px);
}

/* -------------------------------------------------
   CTA
------------------------------------------------- */
.svc-cta__panel {
    max-width: var(--container);
    margin: 0 auto;
    padding: 56px 28px;
    background: linear-gradient(135deg, rgba(92, 225, 255, 0.08), rgba(122, 107, 255, 0.04));
    border: 1px solid var(--color-border-strong);
    border-radius: 24px;
    text-align: center;
}

.svc-cta__title {
    font-family: var(--font-en);
    font-weight: 700;
    font-size: clamp(28px, 5vw, 44px);
    line-height: 1.1;
    margin-bottom: 16px;
}

.svc-cta__title .accent {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.svc-cta__text {
    font-size: 14px;
    line-height: 2;
    color: var(--color-text-sub);
    margin-bottom: 32px;
}

.svc-cta__btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 36px;
    font-family: var(--font-en);
    font-size: 13px;
    letter-spacing: 0.2em;
    color: var(--color-bg);
    background: var(--gradient-accent);
    border-radius: 999px;
    box-shadow: 0 8px 32px var(--color-accent-glow);
    transition: transform 0.4s var(--ease);
}

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

/* -------------------------------------------------
   フッター
------------------------------------------------- */
.footer {
    padding: 48px var(--gutter) 32px;
    border-top: 1px solid var(--color-border);
    background: rgba(5, 7, 13, 0.4);
}
.footer__inner {
    max-width: var(--container); margin: 0 auto;
    display: flex; flex-direction: column; align-items: center; gap: 16px;
    text-align: center;
}
.footer__logo {
    display: inline-flex; align-items: center; gap: 10px;
    font-family: var(--font-en); font-weight: 700; letter-spacing: 0.18em; font-size: 16px;
}
.footer__logo-mark {
    width: 18px; height: 18px; border-radius: 5px;
    background: var(--gradient-accent); box-shadow: 0 0 12px var(--color-accent-glow);
    position: relative;
}
.footer__logo-mark::after {
    content: ""; position: absolute; inset: 3px; border-radius: 2px; background: var(--color-bg);
}
.footer__logo-text {
    background: var(--gradient-text); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.footer__copy {
    font-family: var(--font-en); font-size: 11px; letter-spacing: 0.15em; color: var(--color-text-sub);
}

/* -------------------------------------------------
   レスポンシブ
------------------------------------------------- */
@media (min-width: 768px) {
    :root { --gutter: 40px; }

    .svc-hero__inner {
        grid-template-columns: 1.4fr 1fr;
        gap: 56px;
        align-items: center;
    }
    .svc-hero__visual { min-height: 360px; }

    .svc-overview__grid {
        grid-template-columns: 1fr 1fr;
        gap: 56px;
    }

    .svc-process__list {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .svc-other__item a {
        padding: 28px 0;
    }
    .svc-other__title { font-size: 22px; }

    .svc-cta__panel { padding: 80px 56px; }

    .footer__inner {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

@media (min-width: 1024px) {
    .svc-overview__grid {
        grid-template-columns: 1.1fr 1fr;
        gap: 80px;
    }
    .svc-process__list {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    .svc-cases__list {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
    border-radius: 4px;
}