/* ===== Contact v2 — Official Portal (91SM CYBER · DESIRE) ===== */
      
      :root {
        --ct-deep: #07050d;
        --ct-card: #0f0a1c;
        --ct-border: #1e163a;
        --ct-border-hi: #3a2660;
        --ct-chip: #2e2454;
      }
      
      /* Hero */
      .ct-hero {
        position: relative;
        text-align: center;
        padding: 96px 24px 64px;
        max-width: 1200px;
        margin: 0 auto;
        overflow: hidden;
      }
      .ct-hero::before {
        content: "";
        position: absolute;
        top: -30%;
        left: 50%;
        width: 1000px;
        height: 1000px;
        transform: translateX(-50%);
        background: radial-gradient(circle, rgba(255,46,126,0.22) 0%, rgba(255,46,126,0.06) 30%, transparent 55%);
        filter: blur(30px);
        pointer-events: none;
        z-index: 0;
      }
      .ct-hero > * { position: relative; z-index: 1; }
      
      .ct-badge {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 8px 20px;
        border: 1px solid var(--ct-border);
        border-radius: 999px;
        background: rgba(255,46,126,0.06);
        font-size: 13px;
        color: var(--text-2);
        letter-spacing: 0.06em;
        margin-bottom: 32px;
      }
      .ct-badge-dot {
        width: 8px; height: 8px;
        border-radius: 50%;
        background: #10B981;
        box-shadow: 0 0 10px #10B981;
        animation: ct-pulse 2s ease-in-out infinite;
      }
      @keyframes ct-pulse {
        0%,100% { opacity:1; transform:scale(1); }
        50% { opacity:0.5; transform:scale(0.7); }
      }
      
      .ct-h1 {
        font-family: 'Space Grotesk', 'Noto Sans SC', sans-serif;
        font-size: 48px;
        font-weight: 700;
        background: linear-gradient(180deg, #FFF 0%, #FFD6E7 55%, #ff6fa8 100%);
        -webkit-background-clip: text; background-clip: text;
        -webkit-text-fill-color: transparent;
        line-height: 1.1;
        margin-bottom: 8px;
      }
      .ct-h2 {
        font-family: 'Space Grotesk', 'Noto Sans SC', sans-serif;
        font-size: 32px;
        font-weight: 600;
        color: var(--text);
        margin-bottom: 24px;
      }
      .ct-hero-desc {
        font-size: 16px;
        color: var(--text-2);
        line-height: 1.7;
        max-width: 720px;
        margin: 0 auto 32px;
      }
      .ct-hero-actions {
        display: flex;
        gap: 16px;
        justify-content: center;
        flex-wrap: wrap;
      }
      .ct-btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-family: 'Space Grotesk', sans-serif;
        font-size: 16px;
        font-weight: 600;
        padding: 14px 32px;
        border-radius: 999px;
        cursor: pointer;
        transition: all .2s;
        text-decoration: none;
        border: none;
      }
      .ct-btn-primary {
        background: var(--accent);
        color: #fff;
        box-shadow: 0 8px 28px -8px rgba(255,46,126,0.5);
      }
      .ct-btn-primary:hover { background: #e0256d; box-shadow: 0 12px 36px -8px rgba(255,46,126,0.6); }
      .ct-btn-ghost {
        background: transparent;
        color: var(--accent);
        border: 1px solid var(--accent);
      }
      .ct-btn-ghost:hover { background: rgba(255,46,126,0.08); }
      
      /* Section containers */
      .ct-sections {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px 80px;
        display: flex;
        flex-direction: column;
        gap: 32px;
      }
      .ct-container {
        background: var(--ct-card);
        border: 1px solid var(--ct-border);
        border-radius: 16px;
        padding: 32px;
      }
      .ct-container-head {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 4px;
      }
      .ct-container-icon {
        width: 32px; height: 32px;
        border-radius: 10px;
        background: linear-gradient(135deg, rgba(255,46,126,0.2), rgba(157,78,221,0.1));
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        color: var(--accent);
      }
      .ct-container-title {
        font-family: 'Space Grotesk', 'Noto Sans SC', sans-serif;
        font-size: 20px;
        font-weight: 600;
        color: var(--text);
      }
      .ct-container-subtitle {
        font-size: 14px;
        color: var(--text-2);
        font-weight: 400;
        margin-left: 8px;
      }
      .ct-container-desc {
        font-size: 13px;
        color: var(--text-3);
        line-height: 1.6;
        max-width: 600px;
        margin-bottom: 24px;
        margin-top: 4px;
      }
      
      /* Line cards (3-col) */
      .ct-grid-3 {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
      }
      .ct-line-card {
        background: var(--ct-deep);
        border: 1px solid var(--ct-border);
        border-radius: 12px;
        padding: 20px;
        transition: border-color .2s, box-shadow .2s;
      }
      .ct-line-card:hover {
        border-color: var(--ct-border-hi);
        box-shadow: 0 8px 24px -8px rgba(255,46,126,0.15);
      }
      .ct-line-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 12px;
      }
      .ct-line-label {
        font-size: 12px;
        color: var(--text-2);
        letter-spacing: 0.04em;
      }
      .ct-status {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 12px;
        font-weight: 600;
      }
      .ct-status-dot {
        width: 6px; height: 6px;
        border-radius: 50%;
      }
      .ct-status--fast .ct-status-dot { background: #10B981; box-shadow: 0 0 8px #10B981; }
      .ct-status--fast { color: #10B981; }
      .ct-status--normal .ct-status-dot { background: #F59E0B; box-shadow: 0 0 8px #F59E0B; }
      .ct-status--normal { color: #F59E0B; }
      .ct-status--slow .ct-status-dot { background: #FF3D7F; box-shadow: 0 0 8px #FF3D7F; }
      .ct-status--slow { color: #FF3D7F; }
      
      .ct-domain {
        font-family: 'JetBrains Mono', monospace;
        font-size: 18px;
        color: var(--text);
        font-weight: 500;
        margin-bottom: 16px;
      }
      .ct-line-cta {
        display: block;
        width: 100%;
        padding: 10px;
        background: var(--accent);
        color: #fff;
        border: none;
        border-radius: 8px;
        font-family: 'Space Grotesk', sans-serif;
        font-size: 14px;
        font-weight: 600;
        text-align: center;
        cursor: pointer;
        transition: background .15s;
        text-decoration: none;
      }
      .ct-line-cta:hover { background: #e0256d; }
      
      /* Permanent address cards */
      .ct-perm-card {
        background: var(--ct-deep);
        border: 1px solid var(--ct-border);
        border-radius: 12px;
        padding: 20px;
        transition: border-color .2s;
      }
      .ct-perm-card:hover { border-color: var(--ct-border-hi); }
      .ct-perm-label {
        font-size: 12px;
        color: var(--text-2);
        margin-bottom: 12px;
        letter-spacing: 0.04em;
      }
      .ct-perm-domain {
        display: block;
        font-family: 'JetBrains Mono', monospace;
        font-size: 16px;
        color: var(--accent);
        text-decoration: underline;
        text-underline-offset: 3px;
        margin-bottom: 12px;
        word-break: break-all;
      }
      a.ct-perm-domain:hover { color: var(--accent-2, var(--accent)); }
      .ct-perm-tag {
        display: inline-block;
        font-size: 11px;
        padding: 4px 10px;
        background: var(--ct-chip);
        color: var(--text-2);
        border-radius: 999px;
      }
      
      /* Contact cards (vertical stack) */
      .ct-contact-stack {
        display: flex;
        flex-direction: column;
        gap: 12px;
      }
      .ct-contact-card {
        background: var(--ct-deep);
        border: 1px solid var(--ct-border);
        border-radius: 12px;
        padding: 20px 24px;
        display: flex;
        align-items: center;
        gap: 16px;
        transition: border-color .2s;
      }
      .ct-contact-card:hover { border-color: var(--ct-border-hi); }
      .ct-contact-icon {
        width: 40px; height: 40px;
        border-radius: 12px;
        background: linear-gradient(135deg, rgba(255,46,126,0.15), rgba(157,78,221,0.08));
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        color: var(--accent);
      }
      .ct-contact-info {
        flex: 1;
        min-width: 0;
      }
      .ct-contact-name {
        font-family: 'Space Grotesk', sans-serif;
        font-size: 15px;
        font-weight: 600;
        color: var(--text);
        margin-bottom: 4px;
      }
      .ct-contact-desc {
        font-size: 13px;
        color: var(--text-2);
        line-height: 1.5;
        margin-bottom: 4px;
      }
      .ct-contact-value {
        font-family: 'JetBrains Mono', monospace;
        font-size: 13px;
        color: var(--accent);
      }
      .ct-contact-cta {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        padding: 8px 16px;
        border: 1px solid var(--accent);
        border-radius: 8px;
        background: transparent;
        color: var(--accent);
        font-size: 13px;
        font-weight: 600;
        cursor: pointer;
        white-space: nowrap;
        transition: background .15s;
        text-decoration: none;
        flex-shrink: 0;
      }
      .ct-contact-cta:hover { background: rgba(255,46,126,0.08); }
      
      /* Recommended entry grid (4x2 compact buttons) */
      .ct-entry-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 12px;
      }
      .ct-entry-btn {
        background: var(--ct-card);
        border: 1px solid var(--ct-border);
        border-radius: 10px;
        padding: 16px 20px;
        text-align: center;
        font-family: 'Space Grotesk', sans-serif;
        font-size: 15px;
        font-weight: 600;
        color: var(--text);
        cursor: pointer;
        transition: border-color .2s, box-shadow .2s;
        text-decoration: none;
        display: block;
      }
      .ct-entry-btn:hover {
        border-color: var(--accent);
        box-shadow: 0 4px 16px -4px rgba(255,46,126,0.25);
      }
      
      /* Device cards */
      .ct-device-card {
        background: var(--ct-deep);
        border: 1px solid var(--ct-border);
        border-radius: 12px;
        padding: 24px;
      }
      .ct-device-head {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 16px;
      }
      .ct-device-icon {
        width: 32px; height: 32px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
      }
      .ct-device-title {
        font-family: 'Space Grotesk', sans-serif;
        font-size: 16px;
        font-weight: 600;
        color: var(--text);
      }
      .ct-tip-row {
        display: flex;
        align-items: flex-start;
        gap: 10px;
        padding: 8px 0;
        font-size: 13px;
        line-height: 1.5;
        color: var(--text-2);
      }
      .ct-tip-row svg { flex-shrink: 0; margin-top: 2px; }
      .ct-tip-row strong { color: var(--text); font-weight: 600; }
      
      /* FAB */
      .ct-fab {
        position: fixed;
        right: 24px;
        bottom: 24px;
        width: 44px; height: 44px;
        border-radius: 50%;
        background: var(--accent);
        color: #fff;
        border: none;
        font-size: 18px;
        cursor: pointer;
        box-shadow: 0 6px 20px rgba(255,46,126,0.4);
        display: none;
        align-items: center;
        justify-content: center;
        z-index: 50;
        transition: transform .15s;
      }
      .ct-fab:hover { transform: scale(1.08); }
      .ct-fab.is-visible { display: flex; }
      
      /* Fade-up animation */
      .ct-anim {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.6s ease, transform 0.6s ease;
      }
      .ct-anim.is-visible {
        opacity: 1;
        transform: translateY(0);
      }
      
      /* Search overlay */
      .search-overlay {
        position: fixed;
        inset: 0;
        z-index: 500;
        background: rgba(7,5,13,0.82);
        backdrop-filter: blur(16px);
        display: flex;
        align-items: flex-start;
        justify-content: center;
        padding-top: 12vh;
        opacity: 0;
        pointer-events: none;
        transition: opacity .25s;
      }
      .search-overlay.is-open { opacity: 1; pointer-events: auto; }
      .search-overlay__panel {
        width: 620px;
        max-width: 94vw;
        max-height: 72vh;
        background: var(--bg-2);
        border: 1px solid var(--border-2);
        border-radius: 16px;
        overflow: hidden;
        box-shadow: 0 32px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,46,126,0.12);
        display: flex;
        flex-direction: column;
      }
      .search-overlay__input-bar {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border);
      }
      .search-overlay__input {
        flex: 1;
        background: transparent;
        border: none;
        outline: none;
        color: var(--text);
        font-size: 15px;
        font-family: var(--sans);
      }
      .search-overlay__input::placeholder { color: var(--text-3); }
      .search-overlay__esc {
        font-family: var(--mono);
        font-size: 11px;
        color: var(--text-3);
        border: 1px solid var(--border-2);
        padding: 2px 8px;
        border-radius: 4px;
        letter-spacing: 0.06em;
      }
      .search-overlay__close {
        background: transparent;
        border: none;
        color: var(--text-3);
        cursor: pointer;
        padding: 4px;
        display: flex;
        align-items: center;
      }
      .search-overlay__close:hover { color: var(--accent); }
      .search-overlay__body {
        flex: 1;
        overflow-y: auto;
        padding: 16px 20px;
      }
      .search-block { margin-bottom: 20px; }
      .search-block__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
      .search-block__title { font-size: 13px; font-weight: 600; color: var(--text-2); letter-spacing: 0.04em; }
      .search-block__action { background: none; border: none; font-size: 12px; color: var(--text-3); cursor: pointer; }
      .search-block__action:hover { color: var(--accent); }
      .recent-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 8px 12px;
        border-radius: 8px;
        cursor: pointer;
        transition: background .15s;
        height: 38px;
      }
      .recent-row:hover, .recent-row.is-hovered { background: rgba(255,46,126,0.06); }
      .recent-row__left { display: flex; align-items: center; gap: 10px; color: var(--text-2); font-size: 13px; }
      .hot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
      .hot-row {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 7px 12px;
        border-radius: 6px;
        cursor: pointer;
        transition: background .15s;
        font-size: 13px;
        color: var(--text-2);
      }
      .hot-row:hover { background: rgba(255,46,126,0.06); }
      .hot-row__rank { font-family: var(--mono); font-size: 12px; color: var(--text-3); min-width: 20px; text-align: center; }
      .hot-row__rank--top { font-size: 14px; }
      .hot-row__word { flex: 1; }
      .hot-row__hot { font-family: var(--mono); font-size: 9px; color: var(--accent); border: 1px solid var(--accent); padding: 1px 5px; border-radius: 3px; letter-spacing: 0.08em; }
      .search-tag-group { margin-bottom: 12px; }
      .search-tag-group__title { font-size: 12px; color: var(--text-3); margin-bottom: 8px; }
      .search-tag-group__chips { display: flex; flex-wrap: wrap; gap: 8px; }
      .search-chip {
        display: inline-block;
        padding: 6px 14px;
        background: var(--bg-3);
        border: 1px solid var(--border);
        border-radius: 999px;
        font-size: 12px;
        color: var(--text-2);
        cursor: pointer;
        transition: border-color .15s, color .15s;
      }
      .search-chip:hover { border-color: var(--accent); color: var(--accent); }
      
      /* Responsive */
      @media (max-width: 768px) {
        .ct-hero { padding: 72px 16px 48px; }
        .ct-h1 { font-size: 36px; }
        .ct-h2 { font-size: 24px; }
        .ct-hero-desc { font-size: 14px; }
        .ct-btn { font-size: 14px; padding: 12px 24px; }
        .ct-sections { padding: 0 16px 60px; gap: 24px; }
        .ct-container { padding: 24px 20px; }
        .ct-grid-3 { grid-template-columns: 1fr; }
        .ct-entry-grid { grid-template-columns: repeat(2, 1fr); }
        .ct-contact-card { flex-direction: column; align-items: flex-start; }
        .ct-contact-cta { align-self: stretch; text-align: center; justify-content: center; }
      }
      @media (max-width: 480px) {
        .ct-h1 { font-size: 28px; }
        .ct-h2 { font-size: 20px; }
        .ct-hero-actions { flex-direction: column; align-items: center; }
        .ct-btn { width: 100%; justify-content: center; }
        .ct-entry-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
        .ct-entry-btn { font-size: 13px; padding: 14px 12px; }
      }