:root {
        --glass-bg: rgba(255, 255, 255, 0.08);
        --glass-border: rgba(255, 255, 255, 0.18);
        --glass-shine: rgba(255, 255, 255, 0.35);
        --glass-shadow: rgba(0, 0, 0, 0.3);
        --accent1: #a78bfa;
        --accent2: #38bdf8;
        --accent3: #fb7185;
        --accent4: #34d399;
        --text: #f1f5f9;
        --text-muted: rgba(241, 245, 249, 0.55);
        --blur: 24px;
      }

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

      html {
        scroll-behavior: smooth;
      }

      body {
        font-family: "DM Sans", sans-serif;
        background: #050b18;
        color: var(--text);
        min-height: 100vh;
        overflow-x: hidden;
        cursor: none;
      }

      /* ===== CUSTOM CURSOR ===== */
      #cursor {
        position: fixed;
        width: 18px;
        height: 18px;
        border-radius: 50%;
        background: rgba(167, 139, 250, 0.9);
        pointer-events: none;
        z-index: 9999;
        transform: translate(-50%, -50%);
        transition:
          width 0.2s,
          height 0.2s,
          background 0.2s;
        mix-blend-mode: screen;
      }
      #cursor-trail {
        position: fixed;
        width: 44px;
        height: 44px;
        border-radius: 50%;
        border: 1.5px solid rgba(167, 139, 250, 0.4);
        pointer-events: none;
        z-index: 9998;
        transform: translate(-50%, -50%);
        transition: all 0.12s ease;
        backdrop-filter: blur(2px);
      }
      body:has(a:hover) #cursor,
      body:has(button:hover) #cursor {
        width: 30px;
        height: 30px;
        background: rgba(56, 189, 248, 0.9);
      }

      /* ===== ANIMATED BACKGROUND ===== */
      .bg-scene {
        position: fixed;
        inset: 0;
        z-index: 0;
        overflow: hidden;
      }
      .orb {
        position: absolute;
        border-radius: 50%;
        filter: blur(80px);
        opacity: 0.5;
        animation: drift 14s ease-in-out infinite alternate;
      }
      .orb1 {
        width: 500px;
        height: 500px;
        background: radial-gradient(circle, #7c3aed, transparent 70%);
        top: -100px;
        left: -100px;
        animation-delay: 0s;
      }
      .orb2 {
        width: 400px;
        height: 400px;
        background: radial-gradient(circle, #0ea5e9, transparent 70%);
        top: 20%;
        right: -80px;
        animation-delay: -4s;
      }
      .orb3 {
        width: 350px;
        height: 350px;
        background: radial-gradient(circle, #e11d48, transparent 70%);
        bottom: 10%;
        left: 20%;
        animation-delay: -8s;
      }
      .orb4 {
        width: 300px;
        height: 300px;
        background: radial-gradient(circle, #059669, transparent 70%);
        bottom: -80px;
        right: 15%;
        animation-delay: -2s;
      }
      @keyframes drift {
        0% {
          transform: translate(0, 0) scale(1);
        }
        100% {
          transform: translate(40px, 30px) scale(1.15);
        }
      }

      /* grid overlay */
      .grid-overlay {
        position: fixed;
        inset: 0;
        z-index: 0;
        pointer-events: none;
        background-image:
          linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
          linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
        background-size: 60px 60px;
      }

      /* ===== GLASS MIXIN ===== */
      .glass {
        background: var(--glass-bg);
        border: 1px solid var(--glass-border);
        backdrop-filter: blur(var(--blur)) saturate(180%);
        -webkit-backdrop-filter: blur(var(--blur)) saturate(180%);
      }
      .glass::before {
        content: "";
        position: absolute;
        inset: 0;
        border-radius: inherit;
        background: linear-gradient(
          135deg,
          var(--glass-shine) 0%,
          transparent 50%
        );
        pointer-events: none;
      }

      /* ===== NAV ===== */
      nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        padding: 0 40px;
        height: 64px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        background: rgba(5, 11, 24, 0.4);
        border-bottom: 1px solid var(--glass-border);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
      }
      .nav-logo {
        font-family: "Syne", sans-serif;
        font-weight: 800;
        font-size: 20px;
        letter-spacing: -0.5px;
        background: linear-gradient(90deg, var(--accent1), var(--accent2));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
      }
      .nav-links {
        display: flex;
        gap: 8px;
      }
      .nav-links a {
        color: var(--text-muted);
        text-decoration: none;
        font-size: 14px;
        padding: 6px 14px;
        border-radius: 20px;
        border: 1px solid transparent;
        transition: all 0.2s;
        cursor: none;
      }
      .nav-links a:hover {
        color: var(--text);
        border-color: var(--glass-border);
        background: var(--glass-bg);
      }

      /* ===== MAIN LAYOUT ===== */
      main {
        position: relative;
        z-index: 1;
        padding-top: 64px;
      }

      /* ===== HERO SECTION ===== */
      #hero {
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        padding: 80px 40px;
        position: relative;
      }

      .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 6px 16px;
        border-radius: 20px;
        font-size: 13px;
        color: var(--accent1);
        position: relative;
        margin-bottom: 32px;
        animation: fadeUp 0.8s ease both;
      }
      .hero-badge .dot-pulse {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: var(--accent4);
        animation: pulse 2s infinite;
      }
      @keyframes pulse {
        0%,
        100% {
          opacity: 1;
          transform: scale(1);
        }
        50% {
          opacity: 0.5;
          transform: scale(1.4);
        }
      }

      h1 {
        font-family: "Syne", sans-serif;
        font-size: clamp(48px, 8vw, 96px);
        font-weight: 800;
        line-height: 1;
        letter-spacing: -3px;
        margin-bottom: 24px;
        animation: fadeUp 0.8s 0.1s ease both;
      }
      h1 .line1 {
        display: block;
        color: var(--text);
      }
      h1 .line2 {
        display: block;
        background: linear-gradient(
          90deg,
          var(--accent1),
          var(--accent2),
          var(--accent3)
        );
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
        background-size: 200% auto;
        animation:
          shimmer 4s linear infinite,
          fadeUp 0.8s 0.2s ease both;
      }
      @keyframes shimmer {
        to {
          background-position: 200% center;
        }
      }

      .hero-sub {
        font-size: 18px;
        color: var(--text-muted);
        max-width: 480px;
        line-height: 1.7;
        margin-bottom: 48px;
        animation: fadeUp 0.8s 0.3s ease both;
      }

      .hero-cta {
        display: flex;
        gap: 14px;
        flex-wrap: wrap;
        justify-content: center;
        animation: fadeUp 0.8s 0.4s ease both;
      }
      .btn-primary {
        padding: 13px 32px;
        border-radius: 50px;
        font-size: 15px;
        font-weight: 500;
        background: linear-gradient(135deg, var(--accent1), var(--accent2));
        color: white;
        border: none;
        cursor: none;
        position: relative;
        overflow: hidden;
        transition:
          transform 0.2s,
          box-shadow 0.2s;
        box-shadow: 0 0 30px rgba(167, 139, 250, 0.3);
      }
      .btn-primary:hover {
        transform: scale(1.04);
        box-shadow: 0 0 50px rgba(167, 139, 250, 0.5);
      }
      .btn-glass {
        padding: 13px 32px;
        border-radius: 50px;
        font-size: 15px;
        font-weight: 500;
        background: var(--glass-bg);
        color: var(--text);
        border: 1px solid var(--glass-border);
        backdrop-filter: blur(12px);
        cursor: none;
        transition: all 0.2s;
        position: relative;
      }
      .btn-glass:hover {
        background: rgba(255, 255, 255, 0.14);
        border-color: rgba(255, 255, 255, 0.3);
      }

      /* scroll indicator */
      .scroll-hint {
        position: absolute;
        bottom: 40px;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 8px;
        color: var(--text-muted);
        font-size: 12px;
        animation: fadeUp 1s 1s ease both;
      }
      .scroll-line {
        width: 1px;
        height: 40px;
        background: linear-gradient(to bottom, var(--accent1), transparent);
        animation: scrollAnim 2s ease-in-out infinite;
      }
      @keyframes scrollAnim {
        0%,
        100% {
          opacity: 0.3;
          transform: scaleY(0.6);
        }
        50% {
          opacity: 1;
          transform: scaleY(1);
        }
      }

      @keyframes fadeUp {
        from {
          opacity: 0;
          transform: translateY(24px);
        }
        to {
          opacity: 1;
          transform: translateY(0);
        }
      }

      /* ===== SECTION SHARED ===== */
      section {
        padding: 120px 40px;
        max-width: 1200px;
        margin: 0 auto;
      }
      .section-label {
        font-size: 12px;
        font-weight: 500;
        letter-spacing: 3px;
        text-transform: uppercase;
        color: var(--accent2);
        margin-bottom: 16px;
      }
      .section-title {
        font-family: "Syne", sans-serif;
        font-size: clamp(32px, 4vw, 52px);
        font-weight: 700;
        letter-spacing: -1.5px;
        line-height: 1.1;
        margin-bottom: 16px;
      }
      .section-sub {
        font-size: 16px;
        color: var(--text-muted);
        max-width: 480px;
        line-height: 1.7;
        margin-bottom: 60px;
      }

      /* ===== CARD SHOWCASE ===== */
      .cards-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
      }
      .showcase-card {
        border-radius: 24px;
        padding: 32px;
        position: relative;
        overflow: hidden;
        transition:
          transform 0.3s ease,
          box-shadow 0.3s ease;
        cursor: none;
      }
      .showcase-card:hover {
        transform: translateY(-8px) scale(1.01);
        box-shadow:
          0 32px 80px rgba(0, 0, 0, 0.4),
          inset 0 1px 0 rgba(255, 255, 255, 0.2);
      }
      .showcase-card .card-icon {
        width: 48px;
        height: 48px;
        border-radius: 14px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 22px;
        margin-bottom: 20px;
        background: var(--glass-bg);
        border: 1px solid var(--glass-border);
      }
      .showcase-card h3 {
        font-family: "Syne", sans-serif;
        font-size: 20px;
        font-weight: 700;
        margin-bottom: 10px;
        letter-spacing: -0.5px;
      }
      .showcase-card p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.7;
      }
      .card-glow {
        position: absolute;
        top: -30px;
        right: -30px;
        width: 120px;
        height: 120px;
        border-radius: 50%;
        filter: blur(50px);
        opacity: 0.4;
        pointer-events: none;
      }
      .card-tag {
        display: inline-block;
        font-size: 11px;
        padding: 3px 10px;
        border-radius: 20px;
        margin-top: 16px;
        font-weight: 500;
      }

      /* card color variants */
      .card-v1 {
        background: linear-gradient(
          135deg,
          rgba(124, 58, 237, 0.15),
          rgba(14, 165, 233, 0.08)
        );
        border: 1px solid rgba(167, 139, 250, 0.25);
      }
      .card-v1 .card-glow {
        background: var(--accent1);
      }
      .card-v1 .card-tag {
        background: rgba(167, 139, 250, 0.15);
        color: var(--accent1);
      }

      .card-v2 {
        background: linear-gradient(
          135deg,
          rgba(14, 165, 233, 0.15),
          rgba(5, 150, 105, 0.08)
        );
        border: 1px solid rgba(56, 189, 248, 0.25);
      }
      .card-v2 .card-glow {
        background: var(--accent2);
      }
      .card-v2 .card-tag {
        background: rgba(56, 189, 248, 0.15);
        color: var(--accent2);
      }

      .card-v3 {
        background: linear-gradient(
          135deg,
          rgba(225, 29, 72, 0.15),
          rgba(124, 58, 237, 0.08)
        );
        border: 1px solid rgba(251, 113, 133, 0.25);
      }
      .card-v3 .card-glow {
        background: var(--accent3);
      }
      .card-v3 .card-tag {
        background: rgba(251, 113, 133, 0.15);
        color: var(--accent3);
      }

      .card-v4 {
        background: linear-gradient(
          135deg,
          rgba(5, 150, 105, 0.15),
          rgba(14, 165, 233, 0.08)
        );
        border: 1px solid rgba(52, 211, 153, 0.25);
      }
      .card-v4 .card-glow {
        background: var(--accent4);
      }
      .card-v4 .card-tag {
        background: rgba(52, 211, 153, 0.15);
        color: var(--accent4);
      }

      .card-v5 {
        background: linear-gradient(
          135deg,
          rgba(251, 113, 133, 0.12),
          rgba(167, 139, 250, 0.08)
        );
        border: 1px solid rgba(251, 113, 133, 0.2);
      }
      .card-v5 .card-glow {
        background: #f472b6;
      }
      .card-v5 .card-tag {
        background: rgba(244, 114, 182, 0.15);
        color: #f472b6;
      }

      .card-wide {
        grid-column: span 2;
        display: flex;
        align-items: center;
        gap: 32px;
      }
      .card-wide .card-icon {
        min-width: 48px;
      }

      /* ===== DASHBOARD SECTION ===== */
      .dashboard-wrap {
        border-radius: 28px;
        padding: 32px;
        position: relative;
        overflow: hidden;
      }
      .dash-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 28px;
      }
      .dash-title {
        font-family: "Syne", sans-serif;
        font-size: 18px;
        font-weight: 700;
      }
      .dash-period {
        display: flex;
        gap: 4px;
      }
      .period-btn {
        padding: 5px 14px;
        border-radius: 20px;
        font-size: 12px;
        background: transparent;
        color: var(--text-muted);
        border: 1px solid transparent;
        cursor: none;
        transition: all 0.2s;
      }
      .period-btn.active {
        background: var(--glass-bg);
        border-color: var(--glass-border);
        color: var(--text);
      }

      /* stats row */
      .stats-row {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
        margin-bottom: 28px;
      }
      .stat-card {
        border-radius: 18px;
        padding: 20px;
        position: relative;
        overflow: hidden;
      }
      .stat-label {
        font-size: 12px;
        color: var(--text-muted);
        margin-bottom: 8px;
      }
      .stat-value {
        font-family: "Syne", sans-serif;
        font-size: 28px;
        font-weight: 700;
        letter-spacing: -1px;
      }
      .stat-change {
        font-size: 12px;
        margin-top: 6px;
      }
      .stat-change.up {
        color: var(--accent4);
      }
      .stat-change.down {
        color: var(--accent3);
      }
      .stat-mini-bar {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 3px;
      }

      /* chart area */
      .chart-section {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 20px;
      }
      .chart-box {
        border-radius: 18px;
        padding: 24px;
        position: relative;
        overflow: hidden;
      }
      .chart-box h4 {
        font-size: 14px;
        font-weight: 500;
        margin-bottom: 20px;
        color: var(--text-muted);
      }
      .bar-chart {
        display: flex;
        align-items: flex-end;
        gap: 8px;
        height: 120px;
      }
      .bar-wrap {
        flex: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 6px;
      }
      .bar {
        width: 100%;
        border-radius: 6px 6px 0 0;
        transition: opacity 0.2s;
        position: relative;
        overflow: hidden;
      }
      .bar::after {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 40%;
        background: rgba(255, 255, 255, 0.15);
        border-radius: inherit;
      }
      .bar:hover {
        opacity: 0.8;
      }
      .bar-label {
        font-size: 10px;
        color: var(--text-muted);
      }

      /* donut */
      .donut-area {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
      }
      .donut-svg {
        width: 130px;
        height: 130px;
        margin-bottom: 16px;
      }
      .donut-legend {
        display: flex;
        flex-direction: column;
        gap: 8px;
        width: 100%;
      }
      .legend-item {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 12px;
      }
      .legend-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        flex-shrink: 0;
      }
      .legend-label {
        color: var(--text-muted);
        flex: 1;
      }
      .legend-val {
        color: var(--text);
        font-weight: 500;
      }

      /* activity feed */
      .activity-list {
        margin-top: 20px;
        display: flex;
        flex-direction: column;
        gap: 12px;
      }
      .activity-item {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 14px 18px;
        border-radius: 14px;
      }
      .act-avatar {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 13px;
        font-weight: 600;
        flex-shrink: 0;
      }
      .act-info {
        flex: 1;
      }
      .act-name {
        font-size: 13px;
        font-weight: 500;
        margin-bottom: 2px;
      }
      .act-desc {
        font-size: 12px;
        color: var(--text-muted);
      }
      .act-time {
        font-size: 11px;
        color: var(--text-muted);
      }
      .act-badge {
        font-size: 11px;
        padding: 3px 10px;
        border-radius: 20px;
        font-weight: 500;
      }

      /* ===== BLOB SECTION ===== */
      #blob-section {
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
      }
      .blob-container {
        position: relative;
        width: 400px;
        height: 400px;
        margin: 0 auto 48px;
      }
      #blobCanvas {
        border-radius: 50%;
      }

      .blob-info {
        display: flex;
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
      }
      .blob-card {
        border-radius: 18px;
        padding: 20px 28px;
        text-align: left;
        position: relative;
        min-width: 180px;
      }
      .blob-card-label {
        font-size: 12px;
        color: var(--text-muted);
        margin-bottom: 4px;
      }
      .blob-card-val {
        font-family: "Syne", sans-serif;
        font-size: 24px;
        font-weight: 700;
      }

      /* ===== FOOTER ===== */
      footer {
        position: relative;
        z-index: 1;
        border-top: 1px solid var(--glass-border);
        padding: 40px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: rgba(5, 11, 24, 0.6);
        backdrop-filter: blur(20px);
      }
      .footer-logo {
        font-family: "Syne", sans-serif;
        font-weight: 800;
        font-size: 18px;
        background: linear-gradient(90deg, var(--accent1), var(--accent2));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
      }
      .footer-text {
        font-size: 13px;
        color: var(--text-muted);
      }
      .footer-links {
        display: flex;
        gap: 20px;
      }
      .footer-links a {
        font-size: 13px;
        color: var(--text-muted);
        text-decoration: none;
        transition: color 0.2s;
        cursor: none;
      }
      .footer-links a:hover {
        color: var(--text);
      }

      /* ===== REVEAL ANIMATION ===== */
      .reveal {
        opacity: 0;
        transform: translateY(40px);
        transition:
          opacity 0.7s ease,
          transform 0.7s ease;
      }
      .reveal.visible {
        opacity: 1;
        transform: translateY(0);
      }

      @media (max-width: 900px) {
        .cards-grid {
          grid-template-columns: 1fr;
        }
        .card-wide {
          grid-column: span 1;
          flex-direction: column;
        }
        .stats-row {
          grid-template-columns: repeat(2, 1fr);
        }
        .chart-section {
          grid-template-columns: 1fr;
        }
        nav {
          padding: 0 20px;
        }
        section {
          padding: 80px 20px;
        }
        .blob-container {
          width: 280px;
          height: 280px;
        }
      }