:root { --bone: #f5f2ea; --surface: #ece7d8; --card: #fbf9f1; --border: #d4cebe; --ink: #1f1d18; --muted: #5e5d54; --faint: #b3ab97; --copper: #b85c2e; --sage: #6b7a5a; --dline: #3a372f; --dmuted: #a8a293; }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; scroll-padding-top: 56px; }
  body { font-family: 'Inter', system-ui, sans-serif; color: var(--ink); background: var(--bone); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
  em { font-family: 'Iowan Old Style', 'Charter', Georgia, serif; font-style: italic; font-weight: 400; }
  a { color: inherit; }
  .section-band { width: 100%; }
  .section-inner { max-width: 1280px; margin: 0 auto; padding: 0 56px; }
  .mono { font-family: 'JetBrains Mono', monospace; }
  .cop { color: var(--copper); }

  /* ---- header (living nav) ---- */
  .site-nav { position: sticky; top: 0; z-index: 100; background: rgba(245, 242, 234, 0.9); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); transition: box-shadow 0.35s ease; }
  .site-nav.scrolled { box-shadow: 0 10px 30px -14px rgba(31, 29, 24, 0.18); }
  .prog { position: absolute; left: 0; bottom: -1px; height: 2px; width: 100%; background: var(--copper); transform: scaleX(0); transform-origin: left; pointer-events: none; }
  .dust { position: absolute; width: 5px; height: 5px; border-radius: 50%; pointer-events: none; animation: drift 9s ease-in-out infinite; }
  @keyframes drift { 0%, 100% { transform: translate(0, 0); opacity: 0.35; } 50% { transform: translate(14px, -22px); opacity: 0.7; } }
  .nav-bar { transition: padding 0.35s cubic-bezier(0.22, 0.61, 0.36, 1); }
  .site-nav.scrolled .nav-bar { padding-top: 13px !important; padding-bottom: 13px !important; }
  .brand svg polygon { transition: transform 0.45s cubic-bezier(0.22, 0.61, 0.36, 1); }
  .brand:hover svg g polygon:nth-child(-n+3) { transform: translateY(2.5px); }
  .brand:hover svg g polygon:nth-child(n+7) { transform: translateY(-2.5px); }
  .brand:hover svg > .logo-peak { transform: translateY(-4px); }
  .nav-link { color: var(--muted); text-decoration: none; position: relative; transition: color 0.25s ease; }
  .nav-link::after { content: ''; position: absolute; left: 0; bottom: -3px; width: 100%; height: 1px; background: var(--copper); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
  .nav-link:hover { color: var(--ink); }
  .nav-link:hover::after { transform: scaleX(1); }
  .cta-btn { transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, color 0.3s ease; }
  .cta-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(31, 29, 24, 0.35); }
  .cta-arrow { display: inline-block; max-width: 0; margin-left: 0; opacity: 0; overflow: hidden; vertical-align: middle; transform: translateX(-4px); transition: max-width 0.3s ease, margin-left 0.3s ease, opacity 0.3s ease, transform 0.3s ease; }
  .cta-btn:hover .cta-arrow { max-width: 16px; margin-left: 7px; opacity: 1; transform: translateX(0); }
  .cta-ghost:hover { background: var(--ink); color: var(--bone); }
  .nav-contact { border: 0.5px solid var(--ink); color: var(--ink); background: transparent; padding: 7px 16px; border-radius: 22px; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; text-decoration: none; display: inline-block; transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease; }
  .nav-contact:hover { background: var(--ink); color: var(--bone); transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(31, 29, 24, 0.25); }
  .nav-contact-m { display: none; }
  .nav-burger { display: none; background: none; border: none; font-size: 20px; color: inherit; cursor: pointer; padding: 4px 8px; line-height: 1; }

  /* ---- shared ---- */
  .lbl { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.1em; color: var(--copper); text-transform: uppercase; }
  .sec-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; flex-wrap: wrap; margin-bottom: 38px; padding-bottom: 18px; border-bottom: 0.5px solid var(--border); }
  .sec-head .l { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.08em; color: var(--sage); text-transform: uppercase; }
  .sec-head .r { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--muted); }
  .dark .sec-head { border-bottom-color: var(--dline); }
  .dark .sec-head .r { color: var(--dmuted); }
  h2 { font-size: 38px; font-weight: 500; line-height: 1.07; letter-spacing: -0.03em; margin: 0 0 16px; max-width: 640px; }
  .sub { font-size: 15.5px; line-height: 1.6; color: var(--muted); max-width: 510px; }
  .dark .sub { color: var(--dmuted); }
  .btn-primary { background: var(--ink); color: var(--bone); padding: 13px 24px; border-radius: 25px; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; text-decoration: none; display: inline-block; font-weight: 500; }
  .btn-ghost { padding: 13px 24px; border-radius: 25px; font-size: 12px; color: var(--ink); border: 0.5px solid var(--ink); letter-spacing: 0.06em; text-transform: uppercase; text-decoration: none; display: inline-block; font-weight: 500; }
  .dark .btn-primary { background: var(--bone); color: var(--ink); }
  .dark .btn-ghost { color: var(--bone); border-color: var(--bone); }
  .dark .btn-ghost:hover { background: var(--bone); color: var(--ink); }
  .grain { position: absolute; inset: 0; pointer-events: none; opacity: 0.35; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.12 0 0 0 0 0.11 0 0 0 0 0.09 0 0 0 0.06 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E"); }

  /* ---- hero ---- */
  .hero { position: relative; overflow: hidden; }
  .hero-inner { position: relative; padding: 64px 56px 72px; }
  .hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
  .hero-pill { display: inline-flex; align-items: center; gap: 10px; padding: 6px 13px; border-radius: 22px; background: var(--surface); border: 0.5px solid var(--border); margin-bottom: 24px; }
  .hero-pill .dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--copper); animation: pulse 1.8s ease-in-out infinite; }
  .hero-pill span:last-child { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; }
  .hero-h1 { font-size: 52px; font-weight: 500; line-height: 1.05; letter-spacing: -0.032em; margin: 0 0 22px; max-width: 580px; }
  .hero-h1 .u { position: relative; white-space: nowrap; }
  .hero-h1 .u::after { content: ''; position: absolute; left: 0; right: 0; bottom: 4px; height: 3px; background: var(--copper); transform: scaleX(0); transform-origin: left; animation: uline 0.9s cubic-bezier(0.22, 0.61, 0.36, 1) 1.1s forwards; }
  @keyframes uline { to { transform: scaleX(1); } }
  .hero-sub { font-size: 16px; line-height: 1.58; color: var(--muted); margin: 0 0 28px; max-width: 490px; }
  .hero-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 22px; font-family: 'JetBrains Mono', monospace; font-size: 10.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
  .hero-meta span::before { content: '·'; color: var(--copper); margin-right: 8px; }

  /* phone */
  .phone-wrap { position: relative; }
  .phone-glow { position: absolute; inset: -30px; background: radial-gradient(ellipse at 60% 40%, rgba(184, 92, 46, 0.14), transparent 60%); filter: blur(20px); pointer-events: none; }
  .phone { position: relative; background: var(--card); border: 0.5px solid var(--border); border-radius: 18px; padding: 20px 20px 16px; max-width: 410px; margin-left: auto; box-shadow: 0 40px 80px -48px rgba(31, 29, 24, 0.45), 0 0 0 6px rgba(236, 231, 216, 0.6); min-height: 440px; display: flex; flex-direction: column; }
  .phone-top { display: flex; justify-content: space-between; align-items: center; font-family: 'JetBrains Mono', monospace; font-size: 9.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); padding-bottom: 14px; border-bottom: 0.5px solid var(--border); margin-bottom: 14px; }
  .phone-top .live { color: var(--sage); display: flex; align-items: center; gap: 6px; }
  .phone-top .live::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--sage); animation: pulse 1.8s ease-in-out infinite; }
  .sw { display: inline-flex; align-items: baseline; gap: 6px; font-family: 'JetBrains Mono', monospace; }
  .sw b { font-weight: 500; color: var(--ink); font-size: 13px; letter-spacing: 0; min-width: 44px; display: inline-block; }
  .sw.hit b { color: var(--copper); }
  .thread { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; }
  .msg { max-width: 84%; padding: 9px 12px; border-radius: 13px; font-size: 13px; line-height: 1.45; margin-bottom: 8px; animation: msgIn 0.45s cubic-bezier(0.22, 0.61, 0.36, 1) both; }
  .msg.sys { background: transparent; border: 0.5px dashed var(--border); color: var(--muted); font-family: 'JetBrains Mono', monospace; font-size: 10.5px; letter-spacing: 0.04em; max-width: 100%; text-align: center; border-radius: 8px; }
  .msg.us { background: var(--ink); color: var(--bone); border-bottom-left-radius: 4px; }
  .msg.them { background: var(--surface); color: var(--ink); margin-left: auto; border-bottom-right-radius: 4px; }
  .msg.book { background: var(--card); border: 0.5px solid var(--copper); color: var(--ink); }
  .msg.book .bk { font-family: 'JetBrains Mono', monospace; font-size: 9.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper); margin-bottom: 4px; }
  .msg.typing { background: var(--ink); width: 54px; padding: 12px 14px; display: flex; gap: 4px; border-bottom-left-radius: 4px; }
  .msg.typing i { width: 5px; height: 5px; border-radius: 50%; background: var(--bone); opacity: 0.4; animation: tdot 1s ease-in-out infinite; }
  .msg.typing i:nth-child(2) { animation-delay: 0.15s; } .msg.typing i:nth-child(3) { animation-delay: 0.3s; }
  .msg-t { font-family: 'JetBrains Mono', monospace; font-size: 9px; color: var(--faint); margin: -3px 0 9px 4px; animation: msgIn 0.4s ease both; }
  .thread.out .msg, .thread.out .msg-t { animation: msgOut 0.4s ease both; }
  @keyframes msgIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
  @keyframes msgOut { to { opacity: 0; transform: translateY(-6px); } }
  @keyframes tdot { 0%, 100% { opacity: 0.3; transform: translateY(0); } 50% { opacity: 1; transform: translateY(-2px); } }
  @keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

  /* ---- leak ---- */
  .leak-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; }
  .lstat { display: grid; grid-template-columns: 104px 1fr; gap: 18px; padding: 15px 0; border-top: 0.5px solid var(--border); align-items: baseline; }
  .lstat:last-child { border-bottom: 0.5px solid var(--border); }
  .lstat .n { font-size: 30px; font-weight: 500; letter-spacing: -0.035em; line-height: 1; white-space: nowrap; }
  .lstat .n em { color: var(--copper); }
  .lstat .k { font-size: 14px; font-weight: 500; margin-bottom: 3px; }
  .lstat .d { font-size: 12.5px; color: var(--muted); line-height: 1.5; }
  .bucket-card { background: var(--card); border: 0.5px solid var(--border); border-radius: 14px; padding: 16px 16px 12px; position: relative; }
  .bucket-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; gap: 12px; flex-wrap: wrap; }
  .seg { display: inline-flex; background: var(--surface); border: 0.5px solid var(--border); border-radius: 20px; padding: 3px; }
  .seg button { border: none; background: transparent; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); padding: 7px 14px; border-radius: 16px; cursor: pointer; transition: background 0.3s ease, color 0.3s ease; }
  .seg button.on { background: var(--ink); color: var(--bone); }
  .bucket-svg { width: 100%; height: auto; display: block; }
  .bucket-svg text { font-family: 'JetBrains Mono', monospace; }
  .hole-lbl { font-size: 11.5px; letter-spacing: 0.06em; fill: var(--muted); text-transform: uppercase; }
  .hole-n { font-size: 19px; fill: var(--copper); font-weight: 500; }
  .hole-patch { opacity: 0; transition: opacity 0.5s ease; }
  .bucket-card.sealed .hole-patch { opacity: 1; }
  .bucket-card.sealed .hole-n { fill: var(--sage); }
  .bucket-foot { display: flex; justify-content: space-between; align-items: baseline; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); padding-top: 12px; border-top: 0.5px solid var(--border); margin-top: 4px; gap: 12px; flex-wrap: wrap; }
  .bucket-foot b { font-size: 22px; color: var(--ink); font-weight: 500; letter-spacing: -0.02em; margin-right: 6px; }
  .bucket-card.sealed .bucket-foot b { color: var(--sage); }

  /* ---- pipeline ---- */
  .pipe { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 0; border: 0.5px solid var(--dline); border-radius: 16px; overflow: hidden; background: #24221c; }
  .steps { padding: 10px 0; border-right: 0.5px solid var(--dline); }
  .stepb { width: 100%; text-align: left; background: transparent; border: none; color: var(--dmuted); cursor: pointer; display: grid; grid-template-columns: 30px 1fr; gap: 11px; padding: 12px 21px; font-family: 'Inter', sans-serif; font-size: 14px; transition: color 0.3s ease, background 0.3s ease; position: relative; align-items: center; }
  .stepb .n { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.08em; color: var(--muted); }
  .stepb:hover { color: var(--bone); }
  .stepb.on { color: var(--bone); background: rgba(245, 242, 234, 0.04); }
  .stepb.on .n { color: var(--copper); }
  .stepb .bar { position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--dline); }
  .stepb.on .bar::after { content: ''; position: absolute; left: 0; top: 0; width: 100%; height: 0; background: var(--copper); animation: fillbar var(--dur, 5.2s) linear forwards; }
  .pipe.paused .stepb.on .bar::after { animation-play-state: paused; }
  @keyframes fillbar { to { height: 100%; } }
  .stage { padding: 30px 32px; position: relative; min-height: 430px; display: flex; flex-direction: column; }
  .stage-k { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper); margin-bottom: 10px; }
  .stage-t { font-size: 20px; font-weight: 500; letter-spacing: -0.02em; color: var(--bone); margin-bottom: 8px; line-height: 1.2; }
  .stage-d { font-size: 13.5px; color: var(--dmuted); line-height: 1.55; max-width: 440px; margin-bottom: 20px; }
  .stage-d b { color: var(--bone); font-weight: 500; }
  .pv { display: none; flex: 1; }
  .pv.on { display: block; animation: msgIn 0.5s ease both; }
  .card-d { background: var(--card); color: var(--ink); border-radius: 12px; padding: 16px 18px; border: 0.5px solid var(--border); }
  .card-d .ck { font-family: 'JetBrains Mono', monospace; font-size: 9.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; display: flex; justify-content: space-between; gap: 10px; }
  .pop { animation: popIn 0.45s cubic-bezier(0.22, 0.61, 0.36, 1) both; }
  .pv.on .pop:nth-child(1) { animation-delay: 0.1s; } .pv.on .pop:nth-child(2) { animation-delay: 0.45s; } .pv.on .pop:nth-child(3) { animation-delay: 0.8s; } .pv.on .pop:nth-child(4) { animation-delay: 1.15s; } .pv.on .pop:nth-child(5) { animation-delay: 1.5s; } .pv.on .pop:nth-child(6) { animation-delay: 1.85s; }
  @keyframes popIn { from { opacity: 0; transform: translateY(10px) scale(0.98); } to { opacity: 1; transform: none; } }
  .inb { display: grid; grid-template-columns: 1fr 60px 1fr; align-items: center; gap: 10px; }
  .inb .src { display: flex; flex-direction: column; gap: 8px; }
  .inb .src div { background: rgba(245, 242, 234, 0.06); border: 0.5px solid var(--dline); color: var(--bone); border-radius: 8px; padding: 9px 12px; font-size: 12.5px; display: flex; align-items: center; gap: 8px; }
  .inb .src div i { width: 6px; height: 6px; border-radius: 50%; background: var(--copper); display: inline-block; animation: pulse 1.4s ease-in-out infinite; }
  .inb .src div:nth-child(2) i { animation-delay: 0.3s; } .inb .src div:nth-child(3) i { animation-delay: 0.6s; } .inb .src div:nth-child(4) i { animation-delay: 0.9s; }
  .inb .arr { text-align: center; color: var(--copper); font-family: 'JetBrains Mono', monospace; font-size: 18px; animation: nudge 1.2s ease-in-out infinite; }
  @keyframes nudge { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(6px); } }
  .inb .one { background: var(--card); color: var(--ink); border-radius: 12px; padding: 18px; text-align: center; border: 0.5px solid var(--border); }
  .inb .one b { display: block; font-size: 28px; font-weight: 500; letter-spacing: -0.03em; }
  .inb .one span { font-family: 'JetBrains Mono', monospace; font-size: 9.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
  .mt .msg { font-size: 13px; }
  .cal { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
  .cal div { border: 0.5px solid var(--border); border-radius: 6px; padding: 9px 6px; text-align: center; font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--muted); }
  .cal div.busy { background: var(--surface); color: var(--faint); text-decoration: line-through; }
  .cal div.pick { background: var(--ink); color: var(--bone); border-color: var(--ink); animation: pickIn 0.5s ease 1.2s both; }
  @keyframes pickIn { from { background: var(--card); color: var(--muted); } to { background: var(--ink); color: var(--bone); } }
  .chips { display: flex; gap: 10px; flex-wrap: wrap; }
  .chip { border: 0.5px solid var(--border); border-radius: 20px; padding: 9px 14px; font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.06em; color: var(--muted); display: inline-flex; align-items: center; gap: 8px; background: var(--card); }
  .chip.ok { color: var(--ink); border-color: var(--sage); }
  .chip.ok::before { content: '\2713'; color: var(--sage); }
  .frail { position: relative; padding-left: 18px; }
  .frail::before { content: ''; position: absolute; left: 5px; top: 6px; bottom: 6px; width: 1px; background: var(--dline); }
  .frail .fi { position: relative; margin-bottom: 12px; }
  .frail .fi::before { content: ''; position: absolute; left: -16px; top: 6px; width: 7px; height: 7px; border-radius: 50%; background: var(--copper); }
  .frail .fi .fd { font-family: 'JetBrains Mono', monospace; font-size: 9.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper); margin-bottom: 3px; }
  .frail .fi .ft { font-size: 13px; line-height: 1.45; color: var(--bone); }
  .stars { display: flex; gap: 6px; margin: 10px 0 12px; }
  .stars svg { width: 26px; height: 26px; fill: var(--border); animation: star 0.4s ease both; }
  .pv.on .stars svg { fill: var(--copper); }
  .pv.on .stars svg:nth-child(1) { animation-delay: 0.6s; } .pv.on .stars svg:nth-child(2) { animation-delay: 0.8s; } .pv.on .stars svg:nth-child(3) { animation-delay: 1s; } .pv.on .stars svg:nth-child(4) { animation-delay: 1.2s; } .pv.on .stars svg:nth-child(5) { animation-delay: 1.4s; }
  @keyframes star { from { fill: var(--border); transform: scale(0.7); } to { transform: scale(1); } }
  .rows div { display: flex; justify-content: space-between; align-items: center; padding: 9px 0; border-top: 0.5px solid var(--border); font-size: 13px; gap: 10px; }
  .rows div:last-child { border-bottom: 0.5px solid var(--border); }
  .rows .st { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--faint); white-space: nowrap; }
  .rows .st.ok { color: var(--sage); }
  .rep { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .rep div { background: var(--card); color: var(--ink); border: 0.5px solid var(--border); border-radius: 10px; padding: 14px 14px 12px; }
  .rep b { display: block; font-size: 30px; font-weight: 500; letter-spacing: -0.03em; line-height: 1; margin-bottom: 6px; font-variant-numeric: tabular-nums; }
  .rep span { font-family: 'JetBrains Mono', monospace; font-size: 9.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
  .rep-note { font-family: 'JetBrains Mono', monospace; font-size: 9.5px; color: var(--muted); letter-spacing: 0.04em; margin-top: 12px; }

  /* ---- roi ---- */
  .roi { border: 0.5px solid var(--border); border-radius: 14px; background: var(--card); display: grid; grid-template-columns: 1fr 1.2fr; overflow: hidden; margin-bottom: 36px; }
  .roi-in { padding: 30px 32px; border-right: 0.5px solid var(--border); }
  .roi-out { padding: 30px 32px; background: var(--surface); }
  .roi-t { font-size: 20px; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 6px; }
  .roi-s { font-size: 13px; color: var(--muted); line-height: 1.5; margin-bottom: 20px; }
  .rng { margin-bottom: 20px; }
  .rng label { display: flex; justify-content: space-between; align-items: baseline; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; gap: 12px; }
  .rng label b { font-size: 15px; color: var(--ink); font-weight: 500; letter-spacing: 0; text-transform: none; font-family: 'Inter', sans-serif; }
  input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 2px; background: var(--border); border-radius: 2px; outline: none; }
  input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%; background: var(--ink); border: 3px solid var(--card); box-shadow: 0 0 0 0.5px var(--ink); cursor: pointer; transition: transform 0.2s ease; }
  input[type=range]::-webkit-slider-thumb:hover { transform: scale(1.15); }
  input[type=range]::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: var(--ink); border: 3px solid var(--card); cursor: pointer; }
  .roi-row { display: flex; justify-content: space-between; align-items: baseline; padding: 11px 0; border-top: 0.5px solid var(--border); gap: 16px; }
  .roi-row:first-of-type { border-top: none; padding-top: 0; }
  .roi-row .k { font-size: 13px; color: var(--muted); }
  .roi-row .v { font-size: 20px; font-weight: 500; letter-spacing: -0.025em; white-space: nowrap; font-variant-numeric: tabular-nums; }
  .roi-big { margin-top: 10px; padding: 18px 20px; background: var(--ink); color: var(--bone); border-radius: 12px; display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
  .roi-big .k { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--dmuted); margin-bottom: 6px; }
  .roi-big .v { font-size: 34px; font-weight: 500; letter-spacing: -0.035em; line-height: 1; font-variant-numeric: tabular-nums; }
  .roi-big .x { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--copper); }
  .roi-fine { font-family: 'JetBrains Mono', monospace; font-size: 9.5px; color: var(--faint); line-height: 1.6; margin-top: 14px; letter-spacing: 0.02em; }

  /* ---- pricing ---- */
  .plans { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
  .plan { background: var(--card); border: 0.5px solid var(--border); border-radius: 14px; padding: 34px 34px 30px; position: relative; transition: transform 0.35s ease, box-shadow 0.35s ease; }
  .plan:hover { transform: translateY(-4px); box-shadow: 0 34px 60px -44px rgba(31, 29, 24, 0.5); }
  .plan.hi { border-color: var(--ink); box-shadow: 0 30px 60px -44px rgba(31, 29, 24, 0.45), 0 0 0 1px var(--ink), 0 0 80px -30px rgba(184, 92, 46, 0.35); }
  .plan .tag { position: absolute; top: -12px; left: 34px; background: var(--copper); color: var(--bone); font-family: 'JetBrains Mono', monospace; font-size: 9.5px; letter-spacing: 0.1em; text-transform: uppercase; padding: 6px 12px; border-radius: 12px; }
  .plan .nm { font-family: 'JetBrains Mono', monospace; font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper); margin-bottom: 10px; }
  .plan .pr { font-size: 50px; font-weight: 500; letter-spacing: -0.04em; line-height: 1; display: flex; align-items: baseline; gap: 6px; }
  .plan .pr small { font-size: 14px; color: var(--muted); letter-spacing: 0; font-weight: 400; }
  .plan .one { font-size: 14px; color: var(--muted); margin: 11px 0 20px; line-height: 1.5; }
  .plan ul { list-style: none; padding: 0; margin: 0 0 16px; }
  .plan li { display: grid; grid-template-columns: 14px 1fr; gap: 11px; padding: 9px 0; border-top: 0.5px solid #e6e0cf; font-size: 14px; line-height: 1.45; }
  .plan li:last-child { border-bottom: 0.5px solid #e6e0cf; }
  .plan li .ck { color: var(--copper); font-size: 12px; padding-top: 2px; }
  .plan li .rp { display: block; font-family: 'JetBrains Mono', monospace; font-size: 9.5px; color: var(--faint); letter-spacing: 0.03em; margin-top: 3px; }
  .plan li.plus { grid-template-columns: 1fr; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper); border-top: none; padding: 16px 0 6px; }
  .plan li.plus:first-child { padding-top: 4px; }
  .plan li.plus + li { border-top: 0.5px solid #e6e0cf; }
  .plan .btn-primary, .plan .btn-ghost { width: 100%; text-align: center; }
  .plan .gt { margin-top: 12px; font-size: 11.5px; color: var(--muted); text-align: center; line-height: 1.5; }
  .plan .gt b { color: var(--ink); font-weight: 500; }
  .plan .tot { display: flex; justify-content: space-between; align-items: baseline; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin-bottom: 20px; }
  .plan .tot b { font-family: 'Inter', sans-serif; font-size: 15px; color: var(--ink); font-weight: 500; letter-spacing: -0.01em; text-transform: none; }
  .plan .tot b s { color: var(--faint); font-weight: 400; margin-right: 6px; }
  .plan .tot b small { font-size: 11px; color: var(--muted); font-weight: 400; margin-left: 1px; }
  .offer { margin-top: 20px; border: 0.5px solid var(--copper); border-radius: 12px; padding: 22px 28px 22px 32px; display: grid; grid-template-columns: auto 1fr; gap: 30px; align-items: center; background: var(--card); position: relative; overflow: hidden; }
  .offer::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--copper); }
  .offer .o-k { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper); line-height: 1.6; }
  .offer .o-t { font-size: 16px; line-height: 1.5; }
  .offer .o-t b { font-weight: 500; }
  .offer .o-t s { color: var(--faint); }

  /* ---- guarantee ---- */
  .guar { display: grid; grid-template-columns: 260px 1fr; gap: 64px; align-items: center; }
  .ring { position: relative; width: 260px; height: 260px; }
  .ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
  .ring circle { fill: none; stroke-width: 2; }
  .ring .bg { stroke: var(--border); }
  .ring .fg { stroke: var(--copper); stroke-dasharray: 816; stroke-dashoffset: 816; transition: stroke-dashoffset 1.8s cubic-bezier(0.22, 0.61, 0.36, 1); }
  .ring.in .fg { stroke-dashoffset: 0; }
  .ring-c { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
  .ring-c b { font-size: 80px; font-weight: 500; letter-spacing: -0.05em; line-height: 1; font-variant-numeric: tabular-nums; }
  .ring-c span { font-family: 'JetBrains Mono', monospace; font-size: 9px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-top: 6px; line-height: 1.7; }
  .ring-c span em { color: var(--copper); text-transform: none; letter-spacing: 0; font-size: 13.5px; }
  .guar-big { font-size: 37px; font-weight: 500; line-height: 1.09; letter-spacing: -0.03em; margin-bottom: 18px; max-width: 580px; }
  .guar-big em { color: var(--copper); }
  .guar-p { font-size: 15px; line-height: 1.6; color: var(--muted); margin-bottom: 14px; max-width: 560px; }
  .guar-p b { color: var(--ink); font-weight: 500; }
  .tally { display: flex; gap: 5px; margin: 16px 0 14px; flex-wrap: wrap; }
  .tally i { width: 16px; height: 16px; border-radius: 50%; border: 0.5px solid var(--border); background: transparent; transition: background 0.3s ease, border-color 0.3s ease; }
  .guar.in .tally i { background: var(--copper); border-color: var(--copper); }
  .guar-fine { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--muted); line-height: 1.7; letter-spacing: 0.02em; padding-top: 12px; border-top: 0.5px solid var(--border); max-width: 560px; }

  /* ---- timeline ---- */
  .rail { position: relative; padding-top: 30px; }
  .rail-line { position: absolute; top: 3px; left: 0; right: 0; height: 1px; background: var(--dline); }
  .rail-line::after { content: ''; position: absolute; inset: 0; background: var(--copper); transform: scaleX(0); transform-origin: left; transition: transform 2.2s cubic-bezier(0.22, 0.61, 0.36, 1); }
  .rail.in .rail-line::after { transform: scaleX(1); }
  .tl { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
  .tl-i { padding-right: 24px; position: relative; opacity: 0.35; transition: opacity 0.6s ease; }
  .rail.in .tl-i { opacity: 1; }
  .rail.in .tl-i:nth-child(2) { transition-delay: 0.4s; } .rail.in .tl-i:nth-child(3) { transition-delay: 0.8s; } .rail.in .tl-i:nth-child(4) { transition-delay: 1.2s; } .rail.in .tl-i:nth-child(5) { transition-delay: 1.6s; }
  .tl-i::after { content: ''; position: absolute; top: -31px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--copper); box-shadow: 0 0 0 4px #1f1d18; }
  .tl-i .k { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--copper); margin-bottom: 10px; }
  .tl-i .t { font-size: 15px; font-weight: 500; margin-bottom: 5px; color: var(--bone); }
  .tl-i .d { font-size: 12.5px; color: var(--dmuted); line-height: 1.55; }

  /* ---- why now ---- */
  .now { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; border: 0.5px solid var(--border); border-radius: 14px; padding: 40px 48px; background: var(--card); position: relative; overflow: hidden; }
  .hg-wrap { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 0 12px; }
  .hg { width: 118px; height: auto; display: block; filter: drop-shadow(0 18px 24px rgba(31, 29, 24, 0.14)); }
  .hg .stream { stroke: var(--copper); stroke-width: 1.6; stroke-dasharray: 2 3; animation: hgFlow 0.35s linear infinite; }
  @keyframes hgFlow { to { stroke-dashoffset: -5; } }
  .hg-k { font-family: 'JetBrains Mono', monospace; font-size: 9.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }

  /* ---- faq ---- */
  .faq { max-width: 820px; }
  .faq details { border-top: 0.5px solid var(--border); }
  .faq details:last-child { border-bottom: 0.5px solid var(--border); }
  .faq summary { cursor: pointer; list-style: none; padding: 18px 0; font-size: 16px; font-weight: 500; letter-spacing: -0.01em; display: flex; justify-content: space-between; align-items: center; gap: 24px; transition: color 0.25s ease; }
  .faq summary:hover { color: var(--copper); }
  .faq summary::-webkit-details-marker { display: none; }
  .faq summary::after { content: '+'; font-family: 'JetBrains Mono', monospace; color: var(--copper); font-size: 20px; transition: transform 0.3s ease; flex-shrink: 0; }
  .faq details[open] summary::after { transform: rotate(45deg); }
  .faq .a { padding: 0 0 18px; font-size: 14px; line-height: 1.65; color: var(--muted); max-width: 640px; animation: msgIn 0.4s ease both; }

  /* ---- book ---- */
  .book-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 64px; align-items: start; }
  .ct-card { position: relative; background: var(--card); border: 0.5px solid var(--border); border-radius: 14px; padding: 34px 34px 30px; box-shadow: 0 40px 80px -60px rgba(31, 29, 24, 0.4); }
  .ct-card-rule { width: 38px; height: 2px; background: var(--copper); margin-bottom: 16px; }
  .ct-card-title { font-size: 20px; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 4px; }
  .ct-card-note { font-size: 13px; color: var(--muted); margin-bottom: 26px; }
  .f-row { margin-bottom: 18px; }
  .f-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
  .f-label { display: block; font-family: 'JetBrains Mono', monospace; font-size: 9.5px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
  .f-input, .f-select { width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--border); padding: 9px 2px; font-family: 'Inter', sans-serif; font-size: 15px; color: var(--ink); transition: border-color 0.3s ease; border-radius: 0; -webkit-appearance: none; appearance: none; }
  .f-select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%235e5d54' stroke-width='1.2'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 4px center; cursor: pointer; }
  .f-input:focus, .f-select:focus { outline: none; border-bottom-color: var(--copper); }
  .f-input::placeholder { color: var(--faint); }
  .f-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
  .ct-submit { margin-top: 4px; width: 100%; background: var(--ink); color: var(--bone); border: none; cursor: pointer; padding: 14px 24px; border-radius: 26px; font-family: 'Inter', sans-serif; font-size: 12px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.2s ease; }
  .ct-submit:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -10px rgba(31, 29, 24, 0.4); }
  .ct-submit:disabled { opacity: 0.55; cursor: default; transform: none; box-shadow: none; }
  .ct-submit .ct-sub-arr { display: inline-block; margin-left: 4px; transition: transform 0.3s ease; }
  .ct-submit:hover .ct-sub-arr { transform: translateX(4px); }
  .ct-fineprint { font-size: 11px; color: var(--faint); text-align: center; margin-top: 16px; line-height: 1.5; }
  .ct-success { display: none; text-align: center; padding: 26px 10px 14px; }
  .ct-success.show { display: block; animation: msgIn 0.6s ease both; }
  .ct-check { width: 46px; height: 46px; border-radius: 50%; border: 1.5px solid var(--copper); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
  .ct-success h3 { font-size: 22px; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 10px; }
  .ct-success p { font-size: 14px; color: var(--muted); line-height: 1.55; max-width: 34ch; margin: 0 auto; }
  .ct-method { display: block; text-decoration: none; padding: 16px 0; border-top: 0.5px solid var(--border); transition: padding-left 0.3s ease; }
  .ct-method:last-of-type { border-bottom: 0.5px solid var(--border); }
  .ct-method:hover { padding-left: 8px; }
  .ct-method .ct-m-k { font-family: 'JetBrains Mono', monospace; font-size: 9px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 5px; transition: color 0.3s ease; }
  .ct-method:hover .ct-m-k { color: var(--copper); }
  .ct-method .ct-m-v { font-size: 15.5px; font-weight: 500; color: var(--ink); display: flex; align-items: center; gap: 8px; }
  .ct-method .ct-m-arr { color: var(--border); transition: transform 0.3s ease, color 0.3s ease; }
  .ct-method:hover .ct-m-arr { transform: translateX(4px); color: var(--copper); }
  .demo-only { display: none; }
  .has-demo .demo-only { display: revert; }

  /* ---- sticky bar ---- */
  .sbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 90; background: rgba(31, 29, 24, 0.94); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); color: var(--bone); transform: translateY(110%); transition: transform 0.45s cubic-bezier(0.22, 0.61, 0.36, 1); }
  .sbar.show { transform: none; }
  .sbar-in { max-width: 1280px; margin: 0 auto; padding: 12px 56px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
  .sbar .t { font-size: 14px; }
  .sbar .t em { color: var(--copper); }
  .sbar .m { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--dmuted); margin-left: 14px; }
  .sbar a { background: var(--bone); color: var(--ink); padding: 10px 18px; border-radius: 22px; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; text-decoration: none; font-weight: 500; white-space: nowrap; }

  /* footer */
  .ft-link { color: var(--border); text-decoration: none; position: relative; transition: color 0.25s ease; }
  .ft-link::after { content: ''; position: absolute; left: 0; bottom: -2px; width: 100%; height: 1px; background: var(--copper); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
  .ft-link:hover { color: var(--bone); }
  .ft-link:hover::after { transform: scaleX(1); }
  .ft-totop { cursor: pointer; transition: color 0.25s ease; }
  .ft-totop:hover { color: var(--copper); }

  /* entrance */
  .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.75s cubic-bezier(0.22, 0.61, 0.36, 1), transform 0.75s cubic-bezier(0.22, 0.61, 0.36, 1); }
  .reveal.in { opacity: 1; transform: none; }
  .delay-1 { transition-delay: 0.1s; } .delay-2 { transition-delay: 0.2s; } .delay-3 { transition-delay: 0.3s; }

  @media (max-width: 1080px) {
    .pipe { grid-template-columns: 1fr; }
    .steps { border-right: none; border-bottom: 0.5px solid var(--dline); display: grid; grid-template-columns: 1fr 1fr; }
    .tl { grid-template-columns: 1fr 1fr 1fr; gap: 28px 0; }
    .roi { grid-template-columns: 1fr; }
    .roi-in { border-right: none; border-bottom: 0.5px solid var(--border); }
  }
  @media (max-width: 900px) {
    .site-nav { background: var(--bone); -webkit-backdrop-filter: none; backdrop-filter: none; }
    .nav-bar { padding: 20px 24px !important; }
    .nav-burger { display: block; }
    .nav-links { display: none !important; }
    .nav-links.open { display: flex !important; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--bone); border-bottom: 0.5px solid var(--border); padding: 16px 24px 20px; gap: 15px; z-index: 80; font-size: 15px; }
    .nav-links.open .nav-contact-m { display: block; }
    .nav-contact { display: none; }
    html, body { overflow-x: hidden; overflow-x: clip; }
    .section-inner { padding-left: 22px !important; padding-right: 22px !important; }
    .hero-inner { padding: 40px 22px 48px !important; }
    .dust { display: none; }
    .hero-grid, .guar, .now, .book-grid, .plans, .leak-grid { grid-template-columns: 1fr; }
    .hero-grid { gap: 40px; }
    .hero-h1 { font-size: 37px; }
    h2 { font-size: 29px; }
    .guar-big { font-size: 28px; }
    .ring { width: 220px; height: 220px; margin: 0 auto; }
    .ring-c b { font-size: 66px; }
    .phone { margin-left: 0; max-width: 100%; min-height: 0; }
    .phone-top > span:first-child { display: none; }
    .hole-lbl { font-size: 13px; }
    .hole-n { font-size: 22px; }
    .steps { grid-template-columns: 1fr; }
    .stage { padding: 26px 22px; min-height: 0; }
    .offer { grid-template-columns: 1fr; gap: 10px; }
    .tl { grid-template-columns: 1fr; gap: 24px; }
    .tl-i { padding-left: 22px; }
    .tl-i::after { top: 4px; }
    .rail-line { display: none; }
    .rail { padding-top: 0; }
    .hg { width: 96px; }
    .now { padding: 26px 22px; gap: 22px; }
    .ct-card { padding: 30px 24px 28px; }
    .f-2 { grid-template-columns: 1fr; gap: 0; }
    .plan { padding: 30px 24px 26px; }
    .roi-in, .roi-out { padding: 26px 22px; }
    .rep { grid-template-columns: 1fr; }
    .sbar-in { padding: 10px 22px; }
    .sbar .m { display: none; }
    .sbar .t { font-size: 13px; }
    div[style*="grid-template-columns: 1.4fr 1fr 1fr 1fr"] { grid-template-columns: 1fr 1fr !important; gap: 30px !important; }
    div[style*="grid-template-columns: 1.4fr 1fr 1fr 1fr"] > div { min-width: 0; }
    div[style*="grid-template-columns: 1.4fr 1fr 1fr 1fr"] > div:first-child { grid-column: 1 / -1; }
    .ft-link { overflow-wrap: anywhere; }
  }
  @media (prefers-reduced-motion: reduce) {
    .reveal, .ring .fg, .rail-line::after, .tl-i, .tally i { transition: none; opacity: 1; transform: none; }
    .dust, .hg .stream { animation: none; }
    .msg, .msg-t, .pop, .stars svg, .cal div.pick { animation: none !important; opacity: 1; transform: none; }
    .hero-h1 .u::after { animation: none; transform: scaleX(1); }
  }
  /* footer: between tablet and full desktop the brand column is too narrow for the office register — give it its own row */
  @media (min-width: 901px) and (max-width: 1080px) {
    div[style*="grid-template-columns: 1.4fr 1fr 1fr 1fr"] { grid-template-columns: 1fr 1fr 1fr !important; }
    div[style*="grid-template-columns: 1.4fr 1fr 1fr 1fr"] > div:first-child { grid-column: 1 / -1; }
  }

  /* ============ THE FILM: scroll through the next 90 days ============ */
  .f-cue { display: flex; justify-content: center; padding-top: 34px; }
  .f-cue span { width: 1px; height: 52px; background: repeating-linear-gradient(to bottom, var(--copper) 0 3px, transparent 3px 8px); opacity: 0.55; animation: cueDrop 1.8s ease-in-out infinite; }
  @keyframes cueDrop { 0%, 100% { transform: translateY(0); opacity: 0.35; } 50% { transform: translateY(6px); opacity: 0.8; } }
  #film { position: relative; height: 600vh; }
  #film-stage { position: sticky; top: 0; height: 100vh; overflow: hidden; background: var(--f-bg, #f5f2ea); color: var(--f-ink, #1f1d18); }
  #film-stage .grain { z-index: 1; }
  .f-glow { position: absolute; width: 900px; height: 700px; right: -120px; top: 50%; transform: translateY(-45%); background: radial-gradient(ellipse at center, rgba(184, 92, 46, 0.10), transparent 62%); filter: blur(10px); pointer-events: none; z-index: 1; }
  .f-inner { position: relative; z-index: 2; height: 100%; display: flex; flex-direction: column; padding-top: 80px; padding-bottom: 26px; }
  .f-top { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding-bottom: 12px; }
  .f-act { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.08em; color: var(--copper); text-transform: uppercase; }
  .f-right { display: flex; align-items: center; gap: 16px; }
  .f-chip { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 22px; border: 0.5px solid var(--f-line, #d4cebe); }
  .f-chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--copper); transition: background 0.4s ease; animation: pulse 1.8s ease-in-out infinite; }
  .f-chip span:last-child { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--f-sub, #5e5d54); }
  .f-skip { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--f-sub, #5e5d54); text-decoration: none; transition: color 0.25s ease; }
  .f-skip:hover { color: var(--copper); }
  .f-grid { flex: 1; min-height: 0; display: grid; grid-template-columns: 300px 1fr 20px; gap: 52px; align-items: center; }
  .f-copies { position: relative; height: 380px; }
  .f-copy { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; pointer-events: none; }
  .f-copy.on { pointer-events: auto; }
  .f-copy > * { opacity: 0; transform: translateY(14px); transition: opacity 0.55s cubic-bezier(0.2, 0.65, 0.2, 1), transform 0.55s cubic-bezier(0.2, 0.65, 0.2, 1); }
  .f-copy.on > * { opacity: 1; transform: none; }
  .f-copy.on > :nth-child(2) { transition-delay: 0.07s; } .f-copy.on > :nth-child(3) { transition-delay: 0.14s; } .f-copy.on > :nth-child(4) { transition-delay: 0.21s; }
  .f-badge { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--copper); margin-bottom: 14px; }
  .f-h3 { font-size: 31px; font-weight: 500; line-height: 1.1; letter-spacing: -0.028em; margin: 0 0 14px; color: var(--f-ink, #1f1d18); }
  .f-p { font-size: 14.5px; line-height: 1.6; color: var(--f-sub, #5e5d54); margin: 0 0 12px; }
  .f-cta { align-self: flex-start; margin-top: 10px; background: var(--copper); color: #f5f2ea; padding: 13px 22px; border-radius: 24px; font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; font-weight: 500; text-decoration: none; display: inline-block; }
  .f-cta:hover { box-shadow: 0 12px 30px -8px rgba(184, 92, 46, 0.6); }
  .f-dots { display: flex; flex-direction: column; align-items: center; gap: 14px; }
  .f-dot { width: 8px; height: 8px; padding: 0; border-radius: 50%; border: 1px solid var(--f-line, #d4cebe); background: transparent; cursor: pointer; transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease; }
  .f-dot:hover { transform: scale(1.3); }
  .f-dot.done { background: var(--f-line, #d4cebe); }
  .f-dot.on { background: var(--copper); border-color: var(--copper); box-shadow: 0 0 10px rgba(184, 92, 46, 0.45); }
  .f-title { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; text-align: center; pointer-events: none; z-index: 4; opacity: 0; }
  .f-title .k { font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.34em; color: var(--copper); text-transform: uppercase; }
  .f-title .t { font-family: 'Iowan Old Style', 'Charter', Georgia, serif; font-style: italic; font-size: 40px; color: var(--f-ink, #1f1d18); }
  .f-board-wrap { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
  .f-board { background: #fbf9f1; color: #1f1d18; border: 0.5px solid #d4cebe; border-radius: 16px; padding: 18px 20px 14px; box-shadow: 0 44px 90px -52px rgba(31, 29, 24, 0.55), 0 0 0 6px rgba(236, 231, 216, 0.35); }
  .fb-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); padding-bottom: 12px; margin-bottom: 12px; border-bottom: 0.5px solid #e6e0cf; }
  .fb-title { color: var(--ink); }
  .fb-week { color: var(--copper); }
  .fb-body { display: grid; grid-template-columns: 1fr 196px; gap: 20px; }
  .fb-days, .fb-cells { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; }
  .fb-days { font-family: 'JetBrains Mono', monospace; font-size: 9px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--faint); text-align: center; margin-bottom: 7px; }
  .fc { position: relative; height: 44px; border-radius: 7px; background: #ece7d8; border: 0.5px solid transparent; display: flex; align-items: center; justify-content: center; overflow: hidden; transition: background 0.45s ease, border-color 0.45s ease, box-shadow 0.45s ease; }
  .fc i { position: absolute; font-style: normal; font-size: 10.5px; color: #5e5d54; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 92%; transition: opacity 0.35s ease, transform 0.35s ease; }
  .fc.g { background: transparent; border: 1px dashed #d4cebe; }
  .fc .fc-c, .fc .fc-f { opacity: 0; transform: translateY(6px); }
  .fc .fc-c { font-family: 'JetBrains Mono', monospace; font-size: 8.5px; letter-spacing: 0.03em; text-transform: uppercase; color: var(--copper); }
  .fc.g.tag { border-color: rgba(184, 92, 46, 0.6); background: rgba(184, 92, 46, 0.06); }
  .fc.g.tag .fc-c { opacity: 1; transform: none; }
  .fc.g.fix { background: var(--copper); border: 0.5px solid var(--copper); box-shadow: 0 8px 18px -10px rgba(184, 92, 46, 0.75); }
  .fc.g.fix .fc-c { opacity: 0; transform: translateY(-6px); }
  .fc.g.fix .fc-f { opacity: 1; transform: none; color: #f5f2ea; font-weight: 500; }
  .fc.g.fix.settle { background: var(--sage); border-color: var(--sage); box-shadow: none; }
  .fc.pop { animation: fcPop 0.5s cubic-bezier(0.3, 1.5, 0.5, 1); }
  @keyframes fcPop { 0% { transform: scale(0.84); } 60% { transform: scale(1.07); } 100% { transform: scale(1); } }
  .fb-side { display: flex; flex-direction: column; justify-content: center; gap: 18px; border-left: 0.5px solid #e6e0cf; padding-left: 20px; }
  .fs-k { font-family: 'JetBrains Mono', monospace; font-size: 9px; letter-spacing: 0.07em; text-transform: uppercase; color: var(--muted); line-height: 1.45; margin-bottom: 5px; }
  .fs-v { font-size: 26px; font-weight: 500; letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; }
  .fs-v.cop { color: var(--copper); } .fs-v.sage { color: var(--sage); }
  .fs-v small { font-size: 13px; color: var(--faint); font-weight: 400; margin-left: 2px; }
  .fs-ring { display: flex; align-items: center; gap: 12px; }
  .fs-ring svg { width: 46px; height: 46px; flex-shrink: 0; transform: rotate(-90deg); }
  .fs-ring circle { fill: none; stroke-width: 3; }
  .fs-ring .bg { stroke: #e6e0cf; }
  .fs-ring .fg { stroke: var(--sage); stroke-linecap: round; stroke-dasharray: 119.4; stroke-dashoffset: 119.4; }
  .fs-met { font-family: 'JetBrains Mono', monospace; font-size: 9px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--sage); margin-top: 5px; opacity: 0; transform: translateY(4px); transition: opacity 0.4s ease, transform 0.4s ease; }
  .fs-ring.met .fs-met { opacity: 1; transform: none; }
  .fb-tick { display: flex; align-items: center; gap: 10px; margin-top: 14px; padding-top: 12px; border-top: 0.5px solid #e6e0cf; font-family: 'JetBrains Mono', monospace; font-size: 10.5px; letter-spacing: 0.02em; color: var(--ink); min-height: 30px; }
  .fb-tick-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--copper); flex-shrink: 0; animation: pulse 1.6s ease-in-out infinite; }
  #fb-tick { transition: opacity 0.25s ease; }
  .f-note { font-family: 'JetBrains Mono', monospace; font-size: 9px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--f-sub, #5e5d54); text-align: right; opacity: 0.75; }
  @media (min-width: 901px) and (max-width: 1240px) {
    .f-grid { grid-template-columns: 260px 1fr 16px; gap: 32px; }
    .fb-body { grid-template-columns: 1fr 160px; gap: 16px; }
    .f-h3 { font-size: 26px; }
    .fc i { font-size: 9.5px; }
    .fc .fc-c { white-space: normal; line-height: 1.1; text-align: center; font-size: 7px; max-width: 94%; }
  }
  @media (min-width: 901px) and (max-height: 760px) {
    .f-inner { padding-top: 70px; padding-bottom: 16px; }
    .fc { height: 36px; }
    .f-copies { height: 320px; }
    .f-h3 { font-size: 26px; }
  }
  @media (max-width: 900px) {
    #film { height: 520vh; }
    #film-stage { height: 100vh; height: 100svh; }
    .f-glow { display: none; }
    .f-inner { padding-top: 68px; padding-bottom: 10px; }
    .f-top { padding-bottom: 6px; }
    .f-act { font-size: 9px; }
    .f-chip { padding: 4px 10px; }
    .f-chip span:last-child { font-size: 9px; }
    .f-skip { display: none; }
    .f-grid { grid-template-columns: 1fr; grid-template-rows: auto auto; align-content: start; gap: 6px; }
    .f-copies { height: 176px; }
    .f-copy { justify-content: flex-start; }
    .f-badge { margin-bottom: 8px; font-size: 9px; }
    .f-h3 { font-size: 21px; margin-bottom: 8px; }
    .f-p { font-size: 13px; margin-bottom: 6px; line-height: 1.5; }
    .f-copy .f-p + .f-p { display: none; }
    .f-cta { margin-top: 4px; padding: 11px 18px; }
    .f-dots { display: none; }
    .f-title .t { font-size: 26px; }
    .f-board { padding: 12px 12px 10px; border-radius: 12px; }
    .fb-head { font-size: 9px; padding-bottom: 8px; margin-bottom: 8px; }
    .fb-body { grid-template-columns: 1fr; gap: 10px; }
    .fb-days, .fb-cells { gap: 4px; }
    .fb-days { font-size: 8px; margin-bottom: 5px; }
    .fc { height: 30px; border-radius: 5px; }
    .fc i { font-size: 8.5px; }
    .fc .fc-c { font-size: 7px; letter-spacing: 0; }
    .fb-side { flex-direction: row; gap: 10px; border-left: none; padding-left: 0; border-top: 0.5px solid #e6e0cf; padding-top: 10px; }
    .fs { flex: 1; min-width: 0; }
    .fs-k { font-size: 7.5px; letter-spacing: 0.04em; margin-bottom: 4px; }
    .fs-v { font-size: 17px; }
    .fs-v small { font-size: 10px; }
    .fs-ring { gap: 6px; }
    .fs-ring svg { width: 26px; height: 26px; }
    .fs-met { display: none; }
    .fb-tick { font-size: 9px; margin-top: 8px; padding-top: 8px; min-height: 24px; gap: 8px; }
    .f-note { text-align: left; font-size: 8px; }
  }
  @media (prefers-reduced-motion: reduce) { .fc.pop { animation: none; } .f-cue span { animation: none; } }

  /* ============ audit fixes ============ */
  .plans { align-items: stretch; }
  .plan { display: flex; flex-direction: column; }
  .plan ul { flex: none; }
  .plan .tot { margin-top: auto; padding-top: 22px; }
  .nudge { margin-top: 20px; padding: 16px 18px; border-radius: 10px; background: var(--surface); border: 0.5px solid var(--border); font-size: 13px; line-height: 1.55; color: var(--muted); }
  .nudge b { color: var(--ink); font-weight: 500; }
  .nudge a { display: block; margin-top: 8px; color: var(--copper); font-weight: 500; text-decoration: none; font-size: 12.5px; }
  .nudge a:hover { text-decoration: underline; }
  .guar { max-width: 1000px; margin: 0 auto; position: relative; background: var(--card); border: 0.5px solid var(--border); border-radius: 20px; padding: 54px 60px; box-shadow: 0 50px 100px -72px rgba(31, 29, 24, 0.55); }
  .guar::before { content: ''; position: absolute; inset: 10px; border: 0.5px dashed rgba(184, 92, 46, 0.4); border-radius: 14px; pointer-events: none; }
  .now em { white-space: nowrap; }
  .faq-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 64px; align-items: start; }
  .faq-side { position: sticky; top: 110px; }
  .faq-side .sub { margin-bottom: 26px; }
  .faq-links { display: flex; flex-direction: column; gap: 12px; }
  .faq-link { display: inline-flex; align-items: center; gap: 8px; font-size: 14.5px; font-weight: 500; color: var(--ink); text-decoration: none; transition: gap 0.3s ease, color 0.3s ease; }
  .faq-link span { color: var(--copper); }
  .faq-link:hover { gap: 12px; color: var(--copper); }
  .faq { max-width: none; }
  @media (max-width: 900px) {
    .guar { padding: 36px 24px; border-radius: 16px; }
    .guar::before { inset: 7px; border-radius: 11px; }
    .faq-grid { grid-template-columns: 1fr; gap: 20px; }
    .faq-side { position: static; }
  }

  .f-track { display: flex; align-items: center; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; }
  .f-track span { color: var(--f-sub, #5e5d54); opacity: 0.5; white-space: nowrap; transition: color 0.3s ease, opacity 0.3s ease; }
  .f-track span.done { opacity: 0.85; }
  .f-track span.on { color: var(--copper); opacity: 1; }
  .f-track i { width: 22px; height: 1px; background: var(--f-line, #d4cebe); margin: 0 10px; flex-shrink: 0; }
  .fs-ringbox { position: relative; display: inline-flex; flex-shrink: 0; }
  .fs-chk { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: var(--sage); font-size: 16px; opacity: 0; transform: scale(0.5); transition: opacity 0.35s ease, transform 0.45s cubic-bezier(0.3, 1.6, 0.5, 1); }
  .fs-ring.met .fs-chk { opacity: 1; transform: none; }
  @media (min-width: 1241px) and (min-height: 861px) {
    .f-board { padding: 22px 24px 16px; }
    .fb-body { grid-template-columns: 1fr 214px; gap: 24px; }
    .fc { height: 54px; }
    .fc i { font-size: 11.5px; }
    .fc .fc-c { font-size: 9px; }
    .fs-v { font-size: 30px; }
    .f-copies { height: 420px; }
    .f-h3 { font-size: 35px; }
    .f-p { font-size: 15px; }
  }
  @media (max-width: 900px) {
    .f-track span:not(.on), .f-track i { display: none; }
    .f-track { font-size: 9px; }
    .fs-chk { font-size: 11px; }
  }
  @media (max-width: 900px) {
    .f-grid { align-content: center; }
    .f-copies { height: 164px; }
    .fc .fc-c { white-space: normal; line-height: 1.1; text-align: center; font-size: 6.5px; max-width: 94%; }
    .guar { gap: 28px; }
  }
  @media (max-width: 400px) { .fc i { font-size: 7.5px; } }
  .f-title { background: radial-gradient(ellipse 60% 45% at center, var(--f-bg, #f5f2ea) 35%, transparent 75%); }
  @media (max-width: 900px) { .f-copy { justify-content: flex-end; } .f-title { background: radial-gradient(ellipse 85% 40% at center, var(--f-bg, #f5f2ea) 45%, transparent 80%); } }
  /* hero chat: fixed window, older messages scroll up and fade out (no layout shift) */
  .phone { height: 468px; min-height: 0; }
  .thread { min-height: 0; overflow: hidden; padding-top: 10px; -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 44px); mask-image: linear-gradient(to bottom, transparent 0, #000 44px); }
  @media (max-width: 900px) { .phone { height: 430px; } }
  /* ============ final audit: readable small print + form states ============ */
  :root { --fine: #7f7868; }
  .msg-t, .roi-fine, .plan li .rp, .ct-fineprint, .fb-days, .fs-v small { color: var(--fine); }
  .stepb .n, .rep-note { color: #8e887a; }
  .f-track span { opacity: 0.62; }
  .f-label { transition: color 0.25s ease; }
  form.tried .f-row:has(:invalid) .f-label { color: var(--copper); }
  form.tried .f-input:invalid { border-bottom-color: var(--copper); }
  .ct-cal { display: inline-block; margin-top: 18px; font-size: 13.5px; font-weight: 500; color: var(--copper); text-decoration: none; }
  .ct-cal:hover { text-decoration: underline; }
  @media (min-width: 901px) and (max-width: 1000px) { .nav-links { gap: 18px !important; } }

  /* ===== offer: value stack, bonuses, Partner, capacity ===== */
  .hero-pill span:not(.dot) { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; }
  .plans3 { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .plans3 .plan { padding: 32px 26px 26px; }
  .plans3 .plan .tag { left: 26px; }
  .plans3 .plan .pr { font-size: 44px; }
  .plans3 .plan li { font-size: 13.5px; }
  .plan li.bn { grid-template-columns: 14px 1fr auto; }
  .plan li.bn .ck { font-family: 'JetBrains Mono', monospace; font-size: 13px; padding-top: 0; line-height: 1.35; }
  .plan li.bn > span:nth-child(2) { font-weight: 500; }
  .plan li.bn .rp { font-weight: 400; }
  .plan li.bn .bv { font-family: 'JetBrains Mono', monospace; font-size: 10.5px; color: var(--copper); letter-spacing: 0.02em; padding-top: 2px; white-space: nowrap; }
  .plans3 .plan .val { margin-top: auto; padding-top: 22px; }
  .plans3 .plan .tot { margin-top: 0; padding-top: 10px; margin-bottom: 18px; }
  .bon { display: flex; justify-content: space-between; align-items: baseline; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); padding: 10px 0; border-bottom: 0.5px dashed var(--border); }
  .bon b { font-family: 'Inter', sans-serif; font-size: 15px; font-weight: 400; letter-spacing: -0.01em; text-transform: none; color: var(--ink); }
  .bon b small { font-size: 11px; color: var(--muted); }
  .plans3 .plan .tot b { font-size: 22px; letter-spacing: -0.02em; }
  .val summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: baseline; font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); padding: 10px 0; border-bottom: 0.5px dashed var(--border); }
  .val summary::-webkit-details-marker { display: none; }
  .val .val-v { font-family: 'Inter', sans-serif; font-size: 15px; letter-spacing: -0.01em; text-transform: none; color: var(--ink); display: inline-flex; align-items: baseline; gap: 2px; }
  .val .val-v small { font-size: 11px; color: var(--muted); }
  .val .val-v i { font-style: normal; font-family: 'JetBrains Mono', monospace; color: var(--copper); font-size: 14px; margin-left: 8px; display: inline-block; transition: transform 0.3s ease; }
  .val[open] .val-v i { transform: rotate(45deg); }
  .val summary:hover .val-v { color: var(--copper); }
  .val-rows { padding: 8px 0 2px; animation: msgIn 0.35s ease both; }
  .val-rows div { display: flex; justify-content: space-between; gap: 14px; font-size: 12.5px; color: var(--muted); padding: 4px 0; }
  .val-rows div span:last-child { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--ink); white-space: nowrap; }
  .val-rows p { font-family: 'JetBrains Mono', monospace; font-size: 9.5px; color: var(--fine); letter-spacing: 0.02em; line-height: 1.5; margin-top: 6px; }
  .plan.pt { background: var(--surface); }
  .plan.pt .tag { background: var(--ink); }
  .plan.pt .nudge { background: var(--card); }
  .plan.pt li { border-top-color: #dcd5c2; }
  .plan.pt li:last-child { border-bottom-color: #dcd5c2; }
  .plan.pt li.ex > span:nth-child(2) { font-weight: 500; }
  .offer2 { grid-template-columns: auto 1fr auto; }
  .offer2 .o-cap { border-left: 0.5px solid var(--border); padding-left: 28px; display: flex; flex-direction: column; gap: 8px; min-width: 190px; }
  .cap-dots { display: flex; gap: 7px; }
  .cap-dots i { width: 14px; height: 14px; border-radius: 50%; border: 1.5px solid var(--copper); position: relative; }
  .cap-dots i.open::after { content: ''; position: absolute; inset: 3px; border-radius: 50%; background: var(--copper); animation: pulse 1.8s ease-in-out infinite; }
  .cap-dots i.taken { border-color: var(--ink); background: var(--ink); }
  .cap-t { align-self: flex-start; font-family: 'JetBrains Mono', monospace; font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--copper); background: rgba(184, 92, 46, 0.1); border: 0.5px solid rgba(184, 92, 46, 0.35); border-radius: 14px; padding: 6px 12px; white-space: nowrap; }
  .cap-t b { font-family: 'Inter', sans-serif; font-size: 13px; font-weight: 600; letter-spacing: 0; text-transform: none; color: var(--copper); margin-right: 2px; }
  @media (min-width: 901px) and (max-width: 1180px) {
    .plans3 { grid-template-columns: 1fr 1fr; }
    .plans3 .plan.pt { grid-column: 1 / -1; }
    .plans3 .plan.pt ul { columns: 2; column-gap: 32px; }
    .plans3 .plan.pt li { break-inside: avoid; }
  }
  @media (max-width: 900px) {
    .plans3 { grid-template-columns: 1fr; gap: 26px; }
    .plans3 .plan { padding: 30px 24px 26px; }
    .offer2 { grid-template-columns: 1fr; }
    .offer2 .o-cap { border-left: 0; padding-left: 0; border-top: 0.5px solid var(--border); padding-top: 14px; }
    }
  /* iOS zooms into any field under 16px on focus */
  @media (max-width: 900px) { .f-input, .f-select, .f-textarea { font-size: 16px; } }
  /* touch targets: bigger tap areas on the phone menu without changing its spacing */
  @media (max-width: 1080px) {
    .nav-burger { min-width: 44px; min-height: 44px; }
    .nav-links.open > a { padding: 10px 0; margin: -10px 0; }
  }
  .nav-actions .cta-btn { white-space: nowrap; }
  @media (max-width: 380px) { .nav-actions .cta-btn { padding: 7px 12px !important; } }
  @media (max-width: 350px) { .nav-actions .cta-btn { padding: 6px 10px !important; letter-spacing: 0.02em !important; } .nav-actions .cta-btn .cta-arrow { display: none; } .nav-burger { min-width: 38px; margin-left: auto; margin-right: 4px !important; } .brand { gap: 8px !important; } .brand > span { font-size: 16px !important; } }