/* ----------------------------------------------------
           Base Setup & Typography
         ---------------------------------------------------- */
      :root {
        --bg-color: #050505;
        --text-color: #e0e0e0;
        --accent-color: #00f2ea;

        /* CTA Button Colors (Cyan Theme) */
        --cta-grad-start: #00f2ea;
        --cta-grad-end: #0080ff;
        --cta-shadow: rgba(0, 242, 234, 0.4);
        --cta-text: #050505;
      }

      body {
        margin: 0;
        padding: 0;
        background-color: var(--bg-color);
        color: var(--text-color);
        font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
      }

      /* Lenis Recommended CSS */
      html.lenis,
      html.lenis body {
        height: auto;
      }
      .lenis.lenis-smooth {
        scroll-behavior: auto !important;
      }
      .lenis.lenis-smooth [data-lenis-prevent] {
        overscroll-behavior: contain;
      }
      .lenis.lenis-stopped {
        overflow: hidden;
      }
      .lenis.lenis-scrolling iframe {
        pointer-events: none;
      }

      /* Scrollbar Styling */
      ::-webkit-scrollbar {
        width: 8px;
      }
      ::-webkit-scrollbar-track {
        background: #111;
      }
      ::-webkit-scrollbar-thumb {
        background: #333;
        border-radius: 4px;
      }
      ::-webkit-scrollbar-thumb:hover {
        background: #555;
      }

      h1, h2, h3 {
        margin: 0;
        font-weight: 700;
        letter-spacing: -0.02em;
      }
      p {
        line-height: 1.8;
        color: #aaa;
        font-weight: 400;
      }
      a {
        text-decoration: none;
        color: inherit;
      }

      /* ----------------------------------------------------
           Ambient Orbs (Background)
         ---------------------------------------------------- */
      .ambient-canvas {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 0;
        pointer-events: none;
        overflow: hidden;
      }

      .orb {
        position: absolute;
        border-radius: 50%;
        filter: blur(60px);
        opacity: 0.6;
        mix-blend-mode: screen;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
      }

      /* Orb Styles */
      .orb-1 {
        width: 400px;
        height: 400px;
        background: radial-gradient(circle, rgba(0, 242, 234, 0.8) 0%, rgba(0, 0, 0, 0) 70%);
      }
      .orb-2 {
        width: 300px;
        height: 300px;
        background: radial-gradient(circle, rgba(0, 100, 255, 0.8) 0%, rgba(0, 0, 0, 0) 70%);
      }
      .orb-3 {
        width: 500px;
        height: 500px;
        background: radial-gradient(circle, rgba(50, 0, 255, 0.6) 0%, rgba(0, 0, 0, 0) 70%);
      }
      .orb-4 {
        width: 250px;
        height: 250px;
        background: radial-gradient(circle, rgba(0, 255, 200, 0.5) 0%, rgba(0, 0, 0, 0) 70%);
      }

      /* ----------------------------------------------------
           Layout Components
         ---------------------------------------------------- */
      .site-header {
        position: fixed;
        top: 0;
        left: 0;
        padding: 30px 50px;
        z-index: 100;
        mix-blend-mode: difference;
        pointer-events: none;
      }
      .logo {
        font-size: 1.5rem;
        font-weight: 900;
        letter-spacing: -0.05em;
        pointer-events: auto;
      }

      .site-nav {
        position: fixed;
        top: 0;
        right: 0;
        padding: 30px 50px;
        z-index: 100;
        mix-blend-mode: difference;
      }

      .site-nav ul {
        display: flex;
        list-style: none;
        gap: 40px;
        margin: 0;
        padding: 0;
      }

      .nav-item {
        position: relative;
        padding: 20px;
        margin: -20px;
        cursor: pointer;
        display: block;
      }
      .magnetic-target {
        display: block;
        position: relative;
        font-weight: 700;
        transition: color 0.3s;
        font-size: 0.9rem;
      }
      .nav-item:hover .magnetic-target {
        color: var(--accent-color);
      }

      section {
        padding: 150px 10%;
        position: relative;
        z-index: 1;
      }
      .section-header {
        margin-bottom: 80px;
      }
      .section-title {
        font-size: 3rem;
        margin-bottom: 20px;
        font-weight: 800;
      }

      .reveal-text {
        opacity: 0;
        transform: translateY(30px);
      }

      /* ----------------------------------------------------
           Responsive Styles
         ---------------------------------------------------- */
      @media (max-width: 768px) {
        .site-header {
          width: 100%;
          padding: 15px 20px;
          mix-blend-mode: normal;
          background: rgba(5, 5, 5, 0.7);
          backdrop-filter: blur(10px);
          border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .logo { font-size: 1.2rem; }

        .site-nav {
          top: auto;
          bottom: 20px;
          left: 50%;
          right: auto;
          padding: 0;
          transform: translateX(-50%);
          mix-blend-mode: normal;
          background: rgba(20, 20, 20, 0.85);
          backdrop-filter: blur(15px);
          padding: 8px 24px;
          border-radius: 50px;
          border: 1px solid rgba(255, 255, 255, 0.15);
          box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
          width: max-content;
          max-width: 90%;
        }
        .site-nav ul { gap: 20px; }
        .nav-item { padding: 8px 4px; margin: 0; }
        .magnetic-target { font-size: 0.8rem; }

        section { padding: 100px 5%; }
        .section-title { font-size: 2rem; }
        .hero-title { font-size: 13vw !important; }

        .cursor-follower, .cursor-dot { display: none; }
      }

      /* ----------------------------------------------------
           1. Hero
         ---------------------------------------------------- */
      .hero {
        height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        overflow: hidden;
      }
      .hero-bg {
        position: absolute;
        top: -10%;
        left: 0;
        width: 100%;
        height: 120%;
        background: url("https://images.unsplash.com/photo-1451187580459-43490279c0fa?q=80&w=2072&auto=format&fit=crop") center/cover;
        filter: brightness(0.4) saturate(0);
        z-index: -1;
      }
      .hero-content {
        text-align: center;
        position: relative;
        z-index: 1;
      }
      .hero-title {
        font-size: 8vw;
        line-height: 0.9;
        margin-bottom: 20px;
        font-weight: 900;
      }
      .hero-subtitle {
        font-size: 1rem;
        text-transform: uppercase;
        letter-spacing: 0.3em;
        color: var(--accent-color);
        display: block;
        margin-bottom: 20px;
      }

      /* ----------------------------------------------------
           2. Gallery (Draggable)
         ---------------------------------------------------- */
      .gallery-section {
        padding: 150px 0;
        overflow: hidden;
      }
      .gallery-container {
        padding: 0 10%;
        margin-bottom: 50px;
      }
      .gallery-wrap {
        width: 100%;
        padding-left: 10%;
        cursor: grab;
        overflow: hidden;
      }
      .gallery-wrap:active { cursor: grabbing; }
      .gallery-track {
        display: flex;
        gap: 40px;
        width: max-content;
      }
      .gallery-item {
        width: 350px;
        height: 450px;
        position: relative;
        flex-shrink: 0;
        overflow: hidden;
        border-radius: 4px;
        background: #111;
      }
      .gallery-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.7s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.5s ease;
        pointer-events: none;
        opacity: 0.5;
      }
      .gallery-item:hover img {
        transform: scale(1.1);
        opacity: 1;
      }
      .item-info {
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        padding: 30px;
        background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
        z-index: 2;
        pointer-events: none;
      }
      .item-num {
        font-size: 4rem;
        font-weight: 900;
        opacity: 0.1;
        position: absolute;
        top: 10px;
        right: 20px;
        color: #fff;
      }

      /* ----------------------------------------------------
           3. CTA Parallax & Hybrid Button
         ---------------------------------------------------- */
      .cta-section {
        width: 100%;
        height: 600px; /* 少し高さを確保 */
        overflow: hidden;
        position: relative;
        margin: 100px 0;
        padding: 0;
      }
      .cta-inner {
        width: 100%;
        height: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        z-index: 10;
      }
      .cta-img-wrap {
        width: 100%;
        height: 100%;
        position: absolute;
        top: 0;
        left: 0;
        z-index: -1;
      }
      .cta-img {
        width: 100%;
        height: 150%;
        object-fit: cover;
        position: absolute;
        top: 0;
        left: 0;
        opacity: 0.6;
      }
      .cta-content {
        text-align: center;
        position: relative;
        z-index: 2;
      }
      .cta-heading {
        font-size: 3rem;
        margin-bottom: 40px;
        font-weight: 800;
        text-shadow: 0 5px 15px rgba(0, 0, 0, 0.8);
      }

      /* --- Hybrid CTA Button Styles --- */
      .hybrid-cta-wrapper {
        position: relative;
        width: 320px;
        height: 120px;
        margin: 0 auto;
        display: flex;
        justify-content: center;
        align-items: center;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
      }

      .hybrid-liquid-layer {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        filter: url("#goo-hybrid");
        z-index: 1;
        pointer-events: none;
      }

      .hybrid-bg {
        width: 260px;
        height: 76px;
        /* シアン〜青のグラデーション */
        background: linear-gradient(135deg, var(--cta-grad-start), var(--cta-grad-end));
        border-radius: 40px;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        box-shadow: 0 15px 35px var(--cta-shadow);
        will-change: transform;
        /* パルスアニメーション */
        animation: pulse-glow 3s infinite ease-in-out;
      }

      .hybrid-particle {
        position: absolute;
        background: var(--cta-grad-start);
        border-radius: 50%;
        pointer-events: none;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
      }

      .hybrid-content-layer {
        position: relative;
        z-index: 2;
        pointer-events: none;
        color: var(--cta-text); /* 黒文字で視認性確保 */
        font-size: 1.2rem;
        font-weight: 900;
        letter-spacing: 0.1em;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 12px;
      }

      .hybrid-cta-wrapper.is-pulling .hybrid-bg {
        animation: none;
        box-shadow: 0 20px 40px var(--cta-shadow);
      }

      @keyframes pulse-glow {
        0%, 100% { transform: translate(-50%, -50%) scale(1); box-shadow: 0 10px 25px var(--cta-shadow); }
        50% { transform: translate(-50%, -50%) scale(1.03); box-shadow: 0 20px 40px var(--cta-shadow); }
      }

      /* ----------------------------------------------------
           4. Tilt Cards
         ---------------------------------------------------- */
      .services-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 40px;
        perspective: 1000px;
      }
      .tilt-card {
        background: rgba(15, 15, 15, 0.8);
        backdrop-filter: blur(5px);
        min-height: 350px;
        padding: 50px 40px;
        border-radius: 4px;
        position: relative;
        transform-style: preserve-3d;
        border: 1px solid rgba(255, 255, 255, 0.1);
        transition: border-color 0.3s;
        overflow: hidden;
      }
      .tilt-card:hover {
        border-color: var(--accent-color);
      }
      .card-bg {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: 0.3;
        z-index: 0;
        pointer-events: none;
        transition: transform 0.3s, opacity 0.3s;
      }
      .tilt-card:hover .card-bg {
        opacity: 0.5;
        transform: scale(1.05);
      }
      .card-content {
        position: relative;
        z-index: 1;
        transform: translateZ(40px);
      }
      .card-icon {
        font-size: 2.5rem;
        color: var(--accent-color);
        margin-bottom: 25px;
        display: block;
      }
      .card-title {
        font-size: 1.4rem;
        margin-bottom: 20px;
        color: #fff;
      }
      .card-desc {
        font-size: 0.95rem;
        line-height: 1.8;
        color: #ccc;
      }

      /* ----------------------------------------------------
           Footer & Cursor
         ---------------------------------------------------- */
      footer {
        height: 300px;
        background: #000;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        border-top: 1px solid #111;
        position: relative;
        z-index: 2;
      }
      .cursor-follower {
        position: fixed;
        top: 0;
        left: 0;
        width: 20px;
        height: 20px;
        border: 1px solid rgba(255, 255, 255, 0.5);
        border-radius: 50%;
        pointer-events: none;
        z-index: 9999;
        transform: translate(-50%, -50%);
        mix-blend-mode: exclusion;
      }
      .cursor-dot {
        position: fixed;
        top: 0;
        left: 0;
        width: 4px;
        height: 4px;
        background: var(--accent-color);
        border-radius: 50%;
        pointer-events: none;
        z-index: 10000;
        transform: translate(-50%, -50%);
      }