:root {
      --bg: #0b1020;
      --panel: #121933;
      --panel-2: #1a2345;
      --soft: #202b57;
      --text: #eaf0ff;
      --muted: #9aa7d1;
      --line: rgba(255,255,255,.08);
      --brand: #ff6d5a;
      --brand-2: #ff9b71;
      --green: #22c55e;
      --yellow: #f59e0b;
      --blue: #60a5fa;
      --red: #ef4444;
      --purple: #a78bfa;
      --shadow: 0 20px 50px rgba(0,0,0,.35);
      --radius: 20px;
      --max: 1220px;
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at top left, rgba(255,109,90,.16), transparent 22%),
        radial-gradient(circle at top right, rgba(96,165,250,.10), transparent 24%),
        linear-gradient(180deg, #08101f 0%, #0b1020 100%);
      min-height: 100vh;
    }
    a { color: inherit; text-decoration: none; }

    .container {
      width: min(var(--max), calc(100% - 32px));
      margin-inline: auto;
    }

    /* ── NAV ── */
    header {
      position: sticky; top: 0; z-index: 20;
      backdrop-filter: blur(14px);
      background: rgba(11,16,32,.6);
      border-bottom: 1px solid var(--line);
    }
    .nav {
      display: flex; align-items: center;
      justify-content: space-between;
      padding: 14px 0; gap: 16px; flex-wrap: wrap;
    }
    .brand { display: flex; align-items: center; gap: .75rem; font-weight: 700; }
    .brand-logo {
      width: 38px; height: 38px; border-radius: 12px;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      display: grid; place-items: center;
      font-weight: 800; color: #fff; font-size: 1rem;
      box-shadow: 0 4px 16px rgba(255,109,90,.3);
    }
    .nav-links { display: flex; gap: 20px; color: var(--muted); font-size: .95rem; flex-wrap: wrap; }
    .nav-links a:hover { color: var(--text); }

    /* ── HERO ── */
    .hero { padding: 72px 0 40px; }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 32px; align-items: center;
    }
    .badge {
      display: inline-flex; align-items: center; gap: .55rem;
      padding: .5rem .9rem;
      border: 1px solid rgba(255,255,255,.08);
      border-radius: 999px;
      background: rgba(255,255,255,.04);
      color: var(--muted); font-size: .88rem;
      backdrop-filter: blur(8px);
    }
    .dot {
      width: 9px; height: 9px; border-radius: 50%;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow: 0 0 0 5px rgba(255,109,90,.15);
    }
    .hero h1 {
      font-size: clamp(2rem, 5vw, 4.2rem);
      line-height: 1.04; letter-spacing: -.04em;
      margin: 16px 0 14px;
    }
    .accent {
      background: linear-gradient(135deg, var(--brand), #ffd1c6);
      -webkit-background-clip: text; -webkit-text-fill-color: transparent;
      background-clip: text; color: transparent;
    }
    .hero p { color: var(--muted); font-size: 1.02rem; line-height: 1.8; margin-bottom: 22px; }
    .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 16px; }
    .btn {
      display: inline-flex; align-items: center; gap: .6rem;
      padding: 13px 18px; border-radius: 14px; border: 1px solid transparent;
      font-weight: 600; font-size: .95rem; transition: .2s ease; cursor: pointer;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      color: #fff; box-shadow: var(--shadow);
    }
    .btn-secondary {
      background: rgba(255,255,255,.04); color: var(--text);
      border-color: rgba(255,255,255,.08);
    }
    .btn:hover { transform: translateY(-2px); }

    /* hero mini-flow card */
    .hero-card {
      background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
      border: 1px solid var(--line); border-radius: 28px;
      padding: 22px; box-shadow: var(--shadow);
    }
    .mini-workflow { display: grid; gap: 12px; }
    .flow-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
    .node {
      padding: 9px 14px; border-radius: 12px;
      font-size: .88rem; font-weight: 600;
      border: 1px solid rgba(255,255,255,.06);
    }
    .node.trigger  { background: #1a2040; color: #c8d8ff; }
    .node.webhook  { background: #1c2a1c; color: #a8f0b8; }
    .node.ssh      { background: #10263a; color: #bfe7ff; }
    .node.code     { background: #26173f; color: #dec8ff; }
    .node.merge    { background: #2b2211; color: #ffe2a8; }
    .node.notify   { background: #102d1d; color: #bff3d2; }
    .node.sheets   { background: #1a2b18; color: #a2f4a0; }
    .node.drive    { background: #1c2440; color: #8ec8ff; }
    .arrow { color: var(--muted); font-size: .9rem; }

    /* ── SECTIONS ── */
    section { padding: 36px 0; }
    .section-head { margin-bottom: 22px; }
    .section-head h2 { font-size: 1.75rem; letter-spacing: -.03em; margin-bottom: 8px; }
    .section-head p { color: var(--muted); line-height: 1.78; }

    /* stats row */
    .stats {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 16px;
    }
    .stat {
      padding: 20px;
      border-radius: 20px;
      background: var(--panel);
      border: 1px solid var(--line);
    }
    .stat .num { font-size: 1.85rem; font-weight: 800; margin-bottom: 6px; }
    .stat .label { color: var(--muted); font-size: .88rem; line-height: 1.5; }

    /* ── WORKFLOW CARDS ── */
    .workflow-grid { display: grid; gap: 28px; }

    .wf-card {
      border-radius: 24px;
      border: 1px solid var(--line);
      background: linear-gradient(160deg, var(--panel), var(--panel-2));
      box-shadow: var(--shadow);
      overflow: hidden;
      transition: border-color .2s;
    }
    .wf-card:hover { border-color: rgba(255,109,90,.25); }

    /* image placeholder */
    .wf-image-zone {
      width: 100%;
      min-height: 120px;
      max-height: 320px;
      overflow: hidden;
      background:
        repeating-linear-gradient(
          45deg,
          rgba(255,255,255,.02) 0px,
          rgba(255,255,255,.02) 1px,
          transparent 1px,
          transparent 20px
        ),
        linear-gradient(160deg, rgba(255,109,90,.06), rgba(96,165,250,.06));
      border-bottom: 1px solid var(--line);
      display: flex; flex-direction: column;
      align-items: center; justify-content: center;
      gap: 12px; position: relative;
    }
    .wf-image-zone:not(:has(img)) { height: 200px; }
    .wf-image-zone:has(img),
    .wf-image-zone.has-image {
      height: auto;
      background: #0a0e1a;
    }
    .wf-image-zone img,
    .wf-screenshot {
      width: 100%;
      height: auto;
      max-height: 320px;
      object-fit: contain;
      object-position: top center;
      display: block;
      border-radius: 0;
    }
    .upload-hint {
      display: flex; flex-direction: column; align-items: center; gap: 8px;
    }
    .upload-icon {
      width: 52px; height: 52px; border-radius: 16px;
      background: rgba(255,255,255,.04);
      border: 1.5px dashed rgba(255,255,255,.15);
      display: grid; place-items: center;
      font-size: 1.4rem;
    }
    .upload-label { color: var(--muted); font-size: .9rem; text-align: center; }
    .upload-label span { color: var(--brand); }
    .upload-input { display: none; }

    .wf-body {
      padding: 24px;
      position: relative;
      z-index: 1;
      background: linear-gradient(160deg, var(--panel), var(--panel-2));
    }
    .wf-header { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 12px; }
    .wf-icon {
      width: 46px; height: 46px; border-radius: 14px; flex-shrink: 0;
      display: grid; place-items: center; font-weight: 800; color: #fff; font-size: .9rem;
    }
    .ic1 { background: linear-gradient(135deg,#ff6d5a,#ff9b71); }
    .ic2 { background: linear-gradient(135deg,#4f8cff,#7db3ff); }
    .ic3 { background: linear-gradient(135deg,#0ea5a2,#43d3c7); }
    .ic4 { background: linear-gradient(135deg,#a78bfa,#c4b5fd); }
    .ic5 { background: linear-gradient(135deg,#f59e0b,#fcd34d); }

    .wf-title { font-size: 1.18rem; font-weight: 700; margin-bottom: 4px; }
    .wf-subtitle { color: var(--muted); font-size: .88rem; }

    .wf-desc { color: var(--muted); font-size: .95rem; line-height: 1.76; margin-bottom: 18px; }

    /* flow diagram inside card */
    .flow-diagram {
      display: flex; flex-wrap: wrap;
      align-items: center; gap: 8px;
      padding: 14px;
      background: rgba(0,0,0,.2);
      border-radius: 14px;
      border: 1px solid rgba(255,255,255,.05);
      margin-bottom: 18px;
      font-size: .82rem;
      position: relative;
      z-index: 1;
    }

    .pill-wrap { display: flex; flex-wrap: wrap; gap: 8px; }
    .pill {
      padding: 6px 10px; border-radius: 999px;
      background: rgba(255,255,255,.05);
      border: 1px solid rgba(255,255,255,.08);
      color: #d7e0ff; font-size: .8rem;
    }

    /* detail grid for bigger cards */
    .wf-details {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-top: 0;
      clear: both;
    }
    .detail-box {
      padding: 14px; border-radius: 14px;
      background: rgba(0,0,0,.18);
      border: 1px solid rgba(255,255,255,.05);
    }
    .detail-box h4 { font-size: .82rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px; }
    .detail-box ul { list-style: none; display: grid; gap: 6px; }
    .detail-box li { font-size: .88rem; color: #dce5ff; display: flex; gap: 8px; align-items: flex-start; }
    .check { color: var(--green); font-weight: 800; flex-shrink: 0; }

    /* status badges */
    .wf-meta {
      display: flex; gap: 10px; flex-wrap: wrap;
      margin-top: 16px; padding-top: 16px;
      border-top: 1px solid var(--line);
      font-size: .82rem;
    }
    .meta-tag {
      padding: 5px 10px; border-radius: 8px;
      font-weight: 600;
    }
    .tag-scheduled { background: rgba(96,165,250,.12); color: var(--blue); }
    .tag-webhook   { background: rgba(34,197,94,.12);  color: var(--green); }
    .tag-ssh       { background: rgba(167,139,250,.12); color: var(--purple); }
    .tag-cloud     { background: rgba(251,191,36,.12);  color: var(--yellow); }
    .tag-realtime  { background: rgba(255,109,90,.12);  color: var(--brand); }

    /* ── ARCHITECTURE SECTION ── */
    .arch-grid {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .feature-panel {
      padding: 24px; border-radius: 24px;
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
    }
    .feature-panel h3 { font-size: 1.15rem; margin-bottom: 14px; }
    .list { display: grid; gap: 10px; }
    .list-item {
      display: flex; gap: 10px; align-items: flex-start;
      background: rgba(255,255,255,.03);
      border: 1px solid rgba(255,255,255,.05);
      border-radius: 14px; padding: 12px 14px;
      color: #dce5ff; font-size: .92rem; line-height: 1.55;
    }

    /* ── CTA BANNER ── */
    .cta {
      padding: 28px 32px;
      border-radius: 28px;
      background: linear-gradient(135deg, rgba(255,109,90,.14), rgba(96,165,250,.10));
      border: 1px solid rgba(255,255,255,.08);
      display: flex; align-items: center;
      justify-content: space-between; gap: 20px; flex-wrap: wrap;
    }
    .cta h3 { font-size: 1.35rem; margin-bottom: 8px; }
    .cta p  { color: var(--muted); line-height: 1.7; }

    footer {
      padding: 32px 0 64px;
      color: var(--muted); font-size: .92rem;
      border-top: 1px solid var(--line);
      margin-top: 16px;
    }
    .footer-inner {
      display: flex; justify-content: space-between;
      align-items: center; flex-wrap: wrap; gap: 12px;
    }

    /* ── RESPONSIVE ── */
    @media (max-width: 1024px) {
      .stats { grid-template-columns: repeat(3, 1fr); }
      .hero-grid, .arch-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 720px) {
      .hero-grid, .arch-grid { grid-template-columns: 1fr; }
      .stats { grid-template-columns: repeat(2, 1fr); }
      .wf-details { grid-template-columns: 1fr; }
      .nav { flex-direction: column; align-items: flex-start; }
      .hero { padding-top: 48px; }
    }