:root {
      --bg: #f9faf8;
      --text: #1a1a1a;
      --accent: #0f3d2e; /* Deep forest green */
      --accent-light: #e6f0ec;
      --muted: #666666;
      --border: #e5e5e5;
      --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    }

    :root.dark {
      --bg: #0a0f0d;
      --text: #f0f0f0;
      --accent: #4ade80;
      --accent-light: #143023;
      --muted: #a0a0a0;
      --border: #2a3f35;
    }

    * { box-sizing: border-box; }
    body {
      font-family: var(--font-sans);
      background-color: var(--bg);
      color: var(--text);
      margin: 0;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    .container {
      max-width: 900px;
      margin: 0 auto;
      padding: 0 1.5rem;
    }

    /* Header */
    .header {
      padding: 2rem 0;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .logo {
      font-weight: 800;
      font-size: 1.5rem;
      letter-spacing: -0.02em;
      color: var(--text);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 0.3rem;
    }
    .header-logo-img {
      height: 1.5em;
      width: auto;
    }

    /* Hero */
    .hero {
      padding: 6rem 0 4rem;
      text-align: left;
    }
    .hero h1 {
      font-size: clamp(3rem, 6vw, 4.5rem);
      font-weight: 800;
      letter-spacing: -0.03em;
      line-height: 1.1;
      margin: 0 0 2.5rem 0;
      max-width: 800px;
    }

    /* Pill Wall */
    .pill-wall {
      display: flex;
      flex-wrap: wrap;
      gap: 0.75rem;
      margin-bottom: 3rem;
    }
    .pill {
      background-color: var(--accent-light);
      color: var(--accent);
      padding: 0.5rem 1.25rem;
      border-radius: 999px;
      font-weight: 500;
      font-size: 1rem;
      opacity: 0;
      animation: pillFadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
      transition: background-color 0.2s, transform 0.2s;
      cursor: default;
    }
    .pill:hover {
      background-color: var(--accent);
      color: var(--bg);
      transform: translateY(-2px);
    }

    @keyframes pillFadeIn {
      from { opacity: 0; transform: translateY(10px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .hero-subhead {
      font-size: 1.25rem;
      color: var(--muted);
      max-width: 600px;
      margin-bottom: 2.5rem;
      line-height: 1.5;
    }

    .hero-ctas {
      display: flex;
      gap: 1rem;
      flex-wrap: wrap;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0.875rem 1.5rem;
      border-radius: 6px;
      font-weight: 600;
      text-decoration: none;
      transition: all 0.2s;
      font-size: 1rem;
    }
    .btn-primary {
      background-color: var(--accent);
      color: var(--bg);
    }
    .btn-primary:hover {
      opacity: 0.9;
      transform: translateY(-1px);
    }
    .btn-secondary {
      background-color: transparent;
      color: var(--text);
      border: 1px solid var(--border);
    }
    .btn-secondary:hover {
      border-color: var(--text);
    }

    /* Sections */
    .section {
      padding: 5rem 0;
      border-top: 1px solid var(--border);
    }
    .section h2 {
      font-size: 2.5rem;
      font-weight: 700;
      letter-spacing: -0.03em;
      margin: 0 0 1.5rem 0;
    }
    .section p.lead {
      font-size: 1.25rem;
      color: var(--muted);
      max-width: 700px;
      margin: 0 0 3rem 0;
      line-height: 1.5;
    }

    /* Footer */
    .footer {
      padding: 6rem 2rem;
      background-color: var(--accent-light);
      border-top: 1px solid var(--border);
      text-align: center;
      color: var(--accent);
    }
    .footer-content {
      max-width: 900px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 1rem;
    }
    .footer-logo {
      font-weight: 800;
      font-size: 1.5rem;
      letter-spacing: -0.02em;
      color: var(--accent);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 0.3rem;
    }
    .footer-logo-img {
      height: 1.5em;
      width: auto;
    }

    /* Modal */
    dialog {
      border: none;
      border-radius: 12px;
      padding: 2.5rem;
      max-width: 400px;
      width: 100%;
      box-shadow: 0 20px 40px rgba(0,0,0,0.1);
      background: var(--bg);
      color: var(--text);
    }
    dialog::backdrop {
      background: rgba(0,0,0,0.6);
      backdrop-filter: blur(4px);
    }
    .close-btn {
      position: absolute;
      top: 1rem;
      right: 1rem;
      background: none;
      border: none;
      cursor: pointer;
      font-size: 1.5rem;
      color: var(--muted);
    }
    .close-btn:hover {
      color: var(--text);
    }
    .signup-form label {
      display: block;
      margin-bottom: 0.5rem;
      font-weight: 600;
      font-size: 0.9rem;
    }
    .signup-form input {
      width: 100%;
      padding: 0.75rem;
      margin-bottom: 1.25rem;
      border: 1px solid var(--border);
      border-radius: 6px;
      background: #fff;
      color: var(--text);
      font-family: inherit;
    }
    .dark .signup-form input {
      background: #111;
    }
    .signup-form button[type="submit"] {
      width: 100%;
      padding: 0.875rem;
      background: var(--accent);
      color: var(--bg);
      border: none;
      border-radius: 6px;
      font-weight: 600;
      cursor: pointer;
      font-size: 1rem;
      transition: opacity 0.2s;
    }
    .signup-form button[type="submit"]:hover {
      opacity: 0.9;
    }

    /* Success Toast Animation */
    .success-toast {
      position: fixed;
      top: 0; left: 0; right: 0; bottom: 0;
      pointer-events: none;
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 9999;
      opacity: 0;
      transition: opacity 0.3s;
    }
    .success-toast.show {
      opacity: 1;
    }
    .success-toast-content {
      background: var(--bg);
      color: var(--text);
      padding: 3rem 4rem;
      border-radius: 24px;
      box-shadow: 0 20px 40px rgba(0,0,0,0.2);
      text-align: center;
      transform: scale(0.8) translateY(50px);
      transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
      border: 1px solid var(--border);
    }
    .success-toast.show .success-toast-content {
      transform: scale(1) translateY(0);
    }
    .success-toast .emoji {
      font-size: 5rem;
      display: block;
      margin-bottom: 1rem;
      opacity: 0;
      transform: scale(0.5) rotate(-20deg);
      transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
      transition-delay: 0.1s;
    }
    .success-toast.show .emoji {
      opacity: 1;
      transform: scale(1) rotate(0deg);
    }
    .success-toast h3 {
      margin: 0;
      font-size: 1.75rem;
      font-weight: 800;
      letter-spacing: -0.02em;
    }

.h-ChatSection-80f3b7 .chat-layout{ display: grid; grid-template-columns: 280px 1fr; gap: 2rem; margin-bottom: 4rem; }
@media (max-width: 768px) {.h-ChatSection-80f3b7 .chat-layout{ grid-template-columns: 1fr; }}
.h-ChatSection-80f3b7 .tabs{ display: flex; flex-direction: column; gap: 0.5rem; }
.h-ChatSection-80f3b7 .tab-btn{ text-align: left; padding: 1rem 1.25rem; border-radius: 8px; border: 1px solid transparent; background: transparent; cursor: pointer; color: var(--muted); transition: all 0.2s; font-size: 1rem; line-height: 1.4; font-weight: 500; }
.h-ChatSection-80f3b7 .tab-btn:hover{ background: var(--accent-light); color: var(--text); }
.h-ChatSection-80f3b7 .tab-btn.active{ background: #fff; border-color: var(--border); color: var(--text); box-shadow: 0 2px 4px rgba(0,0,0,0.02); }
.h-ChatSection-80f3b7 .dark .tab-btn.active{ background: #111; }
.h-ChatSection-80f3b7 .tab-panel{ display: none; }
.h-ChatSection-80f3b7 .tab-panel.active{ display: block; }
.h-ChatSection-80f3b7 .chat-window{ background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 2rem; min-height: 420px; box-shadow: 0 4px 12px rgba(0,0,0,0.03); display: flex; flex-direction: column; }
.h-ChatSection-80f3b7 .dark .chat-window{ background: #111; }
.h-ChatSection-80f3b7 .chat-bubble{ background: var(--accent-light); color: var(--accent); padding: 1rem 1.5rem; border-radius: 16px; border-bottom-left-radius: 4px; max-width: 85%; margin-bottom: 2.5rem; font-size: 1.1rem; line-height: 1.5; }
.h-ChatSection-80f3b7 .dark .chat-bubble{ background: var(--accent-light); color: var(--accent); }
.h-ChatSection-80f3b7 .agent-response{ display: flex; flex-direction: column; gap: 0.75rem; }
.h-ChatSection-80f3b7 .task-action{ display: flex; align-items: flex-start; gap: 0.75rem; opacity: 0; transform: translateY(10px); transition: opacity 0.4s ease, transform 0.4s ease; }
.h-ChatSection-80f3b7 .task-action.visible{ opacity: 1; transform: translateY(0); }
.h-ChatSection-80f3b7 .task-action-icon{ color: var(--accent); flex-shrink: 0; margin-top: 0.6rem; }
.h-ChatSection-80f3b7 .task-action-text{ color: var(--text); font-size: 0.95rem; background: var(--bg); padding: 0.75rem 1rem; border-radius: 8px; border: 1px solid var(--border); width: 100%; line-height: 1.5; }
.h-ChatSection-80f3b7 .task-done{ margin-top: 1rem; display: inline-flex; align-items: center; gap: 0.5rem; font-weight: 600; color: var(--accent); opacity: 0; transition: opacity 0.4s ease; padding-left: 2.25rem; }
.h-ChatSection-80f3b7 .task-done.visible{ opacity: 1; }

.h-UiBuilderAnim-d473a0 .ui-builder-container{ margin-bottom: 4rem; }
.h-UiBuilderAnim-d473a0 .chat-bubble{ background: var(--accent-light); color: var(--accent); padding: 1rem 1.5rem; border-radius: 16px; border-bottom-left-radius: 4px; max-width: 85%; margin-bottom: 2rem; font-size: 1.1rem; line-height: 1.5; }
.h-UiBuilderAnim-d473a0 .dark .chat-bubble{ background: var(--accent-light); color: var(--accent); }
.h-UiBuilderAnim-d473a0 .ui-mockup{ border: 1px solid var(--border); border-radius: 12px; background: var(--bg); display: flex; height: 360px; overflow: hidden; font-size: 0.875rem; box-shadow: 0 4px 12px rgba(0,0,0,0.03); transition: opacity 0.6s ease; }
@media (max-width: 768px) {.h-UiBuilderAnim-d473a0 .ui-mockup{ flex-direction: column; height: auto; }}
.h-UiBuilderAnim-d473a0 .ui-rail{ width: 180px; border-right: 1px solid var(--border); padding: 1.5rem 1rem; display: flex; flex-direction: column; gap: 0.5rem; background: #fff; }
.h-UiBuilderAnim-d473a0 .dark .ui-rail{ background: #111; }
@media (max-width: 768px) {.h-UiBuilderAnim-d473a0 .ui-rail{ width: 100%; border-right: none; border-bottom: 1px solid var(--border); flex-direction: row; flex-wrap: wrap; padding: 1rem; }}
.h-UiBuilderAnim-d473a0 .ui-rail-item{ padding: 0.5rem 0.75rem; border-radius: 6px; color: var(--muted); display: flex; align-items: center; gap: 0.5rem; font-weight: 500; transition: all 0.4s ease; }
.h-UiBuilderAnim-d473a0 .ui-rail-item.active{ color: var(--accent); }
.h-UiBuilderAnim-d473a0 .ui-content{ flex: 1; padding: 2rem; display: flex; flex-direction: column; gap: 1.5rem; background: var(--bg); overflow-y: auto; }
@media (max-width: 768px) {.h-UiBuilderAnim-d473a0 .ui-content{ padding: 1rem; }}
.h-UiBuilderAnim-d473a0 .build-header{ font-size: 1.25rem; font-weight: 600; color: var(--text); transition: all 0.4s ease; }
.h-UiBuilderAnim-d473a0 .stats-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
@media (max-width: 768px) {.h-UiBuilderAnim-d473a0 .stats-grid{ grid-template-columns: 1fr; }}
.h-UiBuilderAnim-d473a0 .stat-card{ background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 1rem; transition: all 0.4s ease; }
.h-UiBuilderAnim-d473a0 .dark .stat-card{ background: #111; }
.h-UiBuilderAnim-d473a0 .stat-label{ font-size: 0.75rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.25rem; }
.h-UiBuilderAnim-d473a0 .stat-value{ font-size: 1.5rem; font-weight: 700; color: var(--text); }
.h-UiBuilderAnim-d473a0 .build-table{ background: #fff; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; transition: all 0.4s ease; }
.h-UiBuilderAnim-d473a0 .dark .build-table{ background: #111; }
.h-UiBuilderAnim-d473a0 .table-header{ display: grid; grid-template-columns: 2fr 1fr 1.5fr 1fr; padding: 0.75rem 1rem; background: var(--accent-light); color: var(--accent); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; }
.h-UiBuilderAnim-d473a0 .table-row{ display: grid; grid-template-columns: 2fr 1fr 1.5fr 1fr; padding: 0.75rem 1rem; border-top: 1px solid var(--border); transition: all 0.4s ease; color: var(--text); align-items: center; }
@media (max-width: 768px) {.h-UiBuilderAnim-d473a0 .table-header{ display: none; }
.h-UiBuilderAnim-d473a0 .table-row{ grid-template-columns: 1fr; gap: 0.5rem; padding: 1rem; }}
.h-UiBuilderAnim-d473a0 .status-badge{ display: inline-block; padding: 0.15rem 0.5rem; border-radius: 99px; font-size: 0.7rem; font-weight: 600; background: #fee2e2; color: #991b1b; }
.h-UiBuilderAnim-d473a0 .dark .status-badge{ background: #450a0a; color: #fca5a5; }
.h-UiBuilderAnim-d473a0 .status-badge.ok{ background: #dcfce7; color: #166534; }
.h-UiBuilderAnim-d473a0 .dark .status-badge.ok{ background: #052e16; color: #86efac; }

.h-ReceiptSection-c452eb .receipt-layout{
          display: grid;
          grid-template-columns: 1fr 1fr;
          gap: 4rem;
          align-items: center;
        }
@media (max-width: 768px) {.h-ReceiptSection-c452eb .receipt-layout{ grid-template-columns: 1fr; gap: 2rem; }}
.h-ReceiptSection-c452eb .receipt-text h2{
          font-size: 2.5rem;
          font-weight: 700;
          letter-spacing: -0.03em;
          margin: 0 0 1.5rem 0;
        }
.h-ReceiptSection-c452eb .receipt-text p{
          font-size: 1.25rem;
          color: var(--muted);
          line-height: 1.5;
        }
.h-ReceiptSection-c452eb .receipt-wrapper{
          display: flex;
          justify-content: center;
        }
.h-ReceiptSection-c452eb .receipt-paper{
          background: #fff;
          color: #111;
          padding: 2rem 2rem 3rem;
          width: 100%;
          max-width: 340px;
          box-shadow: 0 20px 40px rgba(0,0,0,0.08);
          font-family: 'Courier New', Courier, monospace;
          position: relative;
          opacity: 0;
          transform: translateY(20px);
          transition: all 0.6s ease;
        }
.h-ReceiptSection-c452eb .dark .receipt-paper{
          background: #e5e5e5;
        }
.h-ReceiptSection-c452eb /* Zig-zag bottom */
        .receipt-paper::after{
          content: "";
          position: absolute;
          bottom: -10px;
          left: 0;
          right: 0;
          height: 10px;
          background-size: 20px 20px;
          background-image: linear-gradient(135deg, #fff 25%, transparent 25%), linear-gradient(225deg, #fff 25%, transparent 25%);
          background-position: 0 0;
        }
.h-ReceiptSection-c452eb .dark .receipt-paper::after{
          background-image: linear-gradient(135deg, #e5e5e5 25%, transparent 25%), linear-gradient(225deg, #e5e5e5 25%, transparent 25%);
        }
.h-ReceiptSection-c452eb .receipt-header{
          text-align: center;
          border-bottom: 2px dashed #ccc;
          padding-bottom: 1rem;
          margin-bottom: 1.5rem;
          font-weight: bold;
          text-transform: uppercase;
          letter-spacing: 0.05em;
        }
.h-ReceiptSection-c452eb .receipt-item{
          display: flex;
          justify-content: space-between;
          margin-bottom: 0.75rem;
          font-size: 0.9rem;
          opacity: 0;
          transform: translateY(10px);
          transition: all 0.3s ease;
        }
.h-ReceiptSection-c452eb .receipt-item-name{
          color: #555;
        }
.h-ReceiptSection-c452eb .receipt-total{
          display: flex;
          justify-content: space-between;
          margin-top: 1.5rem;
          padding-top: 1rem;
          border-top: 2px dashed #ccc;
          font-weight: bold;
          font-size: 1.1rem;
          opacity: 0;
          transform: translateY(10px);
          transition: all 0.4s ease;
        }

.h-SecuritySection-80d7ec .security-layout{
          display: grid;
          grid-template-columns: 1.3fr 0.7fr;
          gap: 2rem;
          align-items: center;
        }
@media (max-width: 768px) {.h-SecuritySection-80d7ec .security-layout{ grid-template-columns: 1fr; gap: 3rem; }}
.h-SecuritySection-80d7ec .security-text h2{
          font-size: 2.5rem;
          font-weight: 700;
          letter-spacing: -0.03em;
          margin: 0 0 1.5rem 0;
        }
.h-SecuritySection-80d7ec .security-text p{
          font-size: 1.25rem;
          color: var(--muted);
          line-height: 1.5;
        }
.h-SecuritySection-80d7ec .security-illustration{
          width: 110%;
          margin-left: -5%;
          display: flex;
          align-items: center;
          justify-content: center;
        }
@media (max-width: 768px) {.h-SecuritySection-80d7ec .security-illustration{ width: 100%; margin-left: 0; }}

.helix-screenshot,.component-asset{width:100%}.reveal:has(>.helix-screenshot),.reveal:has(>.component-asset){width:100%}