.evidence-list { margin: 27px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
    .evidence-list li { display: grid; grid-template-columns: 28px 1fr auto; gap: 10px; align-items: center; padding-bottom: 12px; border-bottom: 1px solid #e7edf6; }
    .evidence-list li:last-child { border-bottom: 0; padding-bottom: 0; }
    .check { display: grid; width: 27px; height: 27px; place-items: center; border-radius: 9px; background: #e1faf4; color: #0c755d; }
    .check.warning { background: #fff2da; color: #9a5e06; }
    .evidence-list b { display: block; font-size: .77rem; color: #314464; }
    .evidence-list small { display: block; margin-top: 2px; color: #8190a8; font-size: .67rem; }
    .status-small { font-size: .62rem; color: #0b715a; background: #e1faf4; padding: 4px 6px; border-radius: 6px; font-weight: 800; }
    .status-small.warn { color: #9a5e06; background: #fff2da; }

    /* Delivery profiles */
    .profile-layout { display: grid; grid-template-columns: 1fr .92fr; gap: 70px; align-items: center; }
    .profile-list { margin: 31px 0 0; padding: 0; list-style: none; display: grid; gap: 11px; }
    .profile-list li { display: flex; align-items: center; gap: 12px; color: #53647e; font-size: .9rem; }
    .profile-list svg { flex: 0 0 auto; color: var(--accent); width: 18px; height: 18px; }
    .profile-card { border: 1px solid #cfdcf5; background: linear-gradient(170deg, #ffffff, #edf3ff); border-radius: var(--radius-lg); padding: 30px; box-shadow: var(--shadow); }
    .profile-card header { display: flex; align-items: start; justify-content: space-between; gap: 12px; }
    .profile-card h3 { margin: 4px 0 0; font-size: 1.25rem; letter-spacing: -.045em; }
    .version-tag { color: #2751c7; background: #e1eaff; padding: 5px 7px; border-radius: 7px; font-size: .65rem; font-family: "DM Mono", monospace; }
    .profile-rule { margin-top: 22px; padding: 13px; border: 1px solid #dce5f5; border-radius: 13px; background: rgba(255,255,255,.74); }
    .profile-rule b { display: block; font-size: .75rem; }
    .profile-rule p { margin: 5px 0 0; color: #6a7b96; font-size: .72rem; }
    .profile-tags { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 7px; }
    .profile-tags span { color: #50627f; background: rgba(255,255,255,.8); border: 1px solid #dbe4f3; border-radius: 999px; padding: 5px 8px; font-size: .64rem; font-weight: 800; }

    /* Platform */
    .platform-grid { margin-top: 47px; display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
    .platform-card { padding: 29px; min-height: 300px; background: #fff; border: 1px solid var(--line); border-radius: 23px; }
    .platform-card .number { color: #8ba3ce; font-family: "DM Mono", monospace; font-size: .7rem; }
    .platform-card h3 { margin: 20px 0 11px; font-size: 1.22rem; letter-spacing: -.04em; }
    .platform-card p { margin: 0; color: var(--muted); font-size: .82rem; line-height: 1.67; }
    .platform-card ul { padding: 0; margin: 18px 0 0; list-style: none; display: grid; gap: 9px; }
    .platform-card li { color: #3e5170; font-size: .72rem; font-weight: 800; }
    .platform-card li::before { content: "→"; color: var(--accent); margin-right: 8px; }

    /* Ecosystem */
    .ecosystem-copy { max-width: 735px; }
    .system-pills { margin-top: 35px; display: flex; flex-wrap: wrap; gap: 10px; }
    .system-pills span { padding: 10px 13px; border-radius: 10px; color: #c5d4ee; border: 1px solid rgba(182, 205, 246,.2); background: rgba(255,255,255,.045); font-size: .75rem; font-weight: 800; }
    .ecosystem-note { margin-top: 21px; color: #8da3c8; font-size: .78rem; }

    /* Decision */
    .decision-layout { display: grid; grid-template-columns: .95fr 1.05fr; align-items: center; gap: 75px; }
    .decision-list { display: grid; gap: 12px; }
    .decision-item { display: grid; grid-template-columns: 42px 1fr; gap: 14px; padding: 16px; border-radius: 14px; background: #fff; border: 1px solid var(--line); }
    .decision-item > span { width: 41px; height: 41px; display: grid; place-items: center; border-radius: 12px; background: #ecf1ff; color: var(--accent); }
    .decision-item b { display: block; font-size: .83rem; }
    .decision-item p { margin: 3px 0 0; color: var(--muted); font-size: .75rem; }
    .decision-quote { position: relative; padding: 39px; color: #eef5ff; overflow: hidden; border-radius: var(--radius-lg); background: linear-gradient(145deg, #1a407f, #0a2149); }
    .decision-quote::before { content: "“"; position: absolute; top: 6px; left: 25px; color: rgba(143,180,255,.21); font-size: 7rem; line-height: 1; font-family: Georgia, serif; }
    .decision-quote p { position: relative; z-index: 1; margin: 0; font-size: 1.45rem; line-height: 1.32; font-weight: 800; letter-spacing: -.045em; }
    .decision-quote span { position: relative; z-index: 1; display: block; margin-top: 26px; color: #b3c8eb; font-size: .74rem; font-weight: 700; }

    /* CTA */
    .cta { padding: 100px 0; background: linear-gradient(160deg, #f0f4ff 0%, #f9fbff 64%, #eaf2ff 100%); border-top: 1px solid #dce4f0; }
    .cta-grid { display: grid; grid-template-columns: 1fr .88fr; gap: 75px; align-items: start; }
    .cta h2 { margin: 12px 0 0; font-size: clamp(2rem, 3.9vw, 3.25rem); line-height: 1.06; letter-spacing: -.06em; }
    .cta p { margin: 18px 0 0; max-width: 590px; color: var(--muted); line-height: 1.72; }
    .form-card { padding: 26px; background: #fff; border: 1px solid #d8e3f3; border-radius: 23px; box-shadow: var(--shadow); }
    .form-card h3 { margin: 0; font-size: 1.08rem; letter-spacing: -.035em; }
    .form-card > p { margin: 5px 0 20px; color: #70809a; font-size: .76rem; }
    .field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    label { display: block; margin: 0 0 5px; color: #52627c; font-size: .68rem; font-weight: 800; }
    input, textarea, select { width: 100%; color: #203654; background: #fff; border: 1px solid #d8e1ef; border-radius: 10px; padding: 10px 11px; font-size: .78rem; outline: none; transition: box-shadow .16s ease, border-color .16s ease; }
    textarea { min-height: 88px; resize: vertical; }
    input:focus, textarea:focus, select:focus { border-color: #7fa1ff; box-shadow: 0 0 0 4px rgba(50,103,255,.11); }
    .form-card .button { margin-top: 13px; width: 100%; min-height: 48px; }
    .form-status { margin-top: 11px; color: var(--mint-ink); font-size: .73rem; font-weight: 800; display: none; }
    .form-status.visible { display: block; }

    /* Footer */
    footer { background: #061226; color: #b0c1de; padding: 38px 0 30px; }
    .footer-grid { display: flex; justify-content: space-between; gap: 30px; align-items: flex-start; }
    .footer-brand { color: #fff; }
    .footer-brand .brand-mark { width: 31px; height: 31px; border-radius: 9px; }
    .footer-brand .brand { font-size: 1rem; }
    .footer-copy { margin: 13px 0 0; max-width: 445px; color: #8da1c5; font-size: .74rem; line-height: 1.65; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 12px 21px; padding-top: 8px; font-size: .72rem; font-weight: 800; }
    .footer-links a:hover { color: #fff; }
    .footer-bottom { margin-top: 30px; padding-top: 18px; border-top: 1px solid rgba(183,203,238,.16); color: #7f95bd; font-size: .66rem; display: flex; justify-content: space-between; gap: 15px; flex-wrap: wrap; }

    @media (max-width: 980px) {
      .nav-links { display: none; }
      .menu-button { display: block; }
      .hero-grid, .problem-layout, .profile-layout, .decision-layout, .cta-grid { grid-template-columns: 1fr; gap: 46px; }
      .hero { padding-top: 66px; }
      .product-card { max-width: 610px; }
      .problem-cards { grid-template-columns: repeat(3, 1fr); }
      .flow-grid { grid-template-columns: repeat(2, 1fr); }
      .flow-step:nth-child(2) { border-right: 0; }
      .flow-step:nth-child(-n + 2) { border-bottom: 1px solid rgba(177, 200, 244, .18); }
      .platform-grid { grid-template-columns: 1fr; }
      .split-card { grid-template-columns: 1fr; }
      .split-card > div + div { border-left: 0; border-top: 1px solid var(--line); }
    }
    @media (max-width: 640px) {
      .container { width: min(calc(100% - 28px), var(--max)); }
      .nav { min-height: 67px; }
      .nav-actions .button-secondary { display: none; }
      .brand { font-size: 1.06rem; }
      .hero { padding: 54px 0 62px; }
      h1 { font-size: clamp(2.52rem, 13vw, 3.5rem); }
      .hero-copy { font-size: .98rem; }
      .hero-actions { display: grid; }
      .hero-actions .button { width: 100%; }
      .product-grid { grid-template-columns: 1fr; }
      .problem-cards { grid-template-columns: 1fr; }
      .problem-card { min-height: auto; }
      .section { padding: 72px 0; }
      .flow-grid { grid-template-columns: 1fr; }
      .flow-step { min-height: auto; border-right: 0; border-bottom: 1px solid rgba(177, 200, 244, .18); }
      .flow-step:last-child { border-bottom: 0; }
      .split-card > div { padding: 28px; }
      .field-grid { grid-template-columns: 1fr; }
      .footer-grid { flex-direction: column; }
      .footer-bottom { flex-direction: column; }
      .status-card { min-width: 105px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
    }
  
    /* Turnover Ledger brand system — technical drawing mark and restrained industrial depth */
    .brand-mark { background: transparent !important; box-shadow: none !important; border-radius: 0 !important; width: 42px; height: 42px; overflow: visible; }
    .brand-mark .tl-logo { width: 42px; height: 42px; overflow: visible; display:block; }
    .brand-mark .tl-steel { fill: var(--logo-steel); }
    .brand-mark .tl-accent { fill: var(--logo-accent); }
    .brand-word { white-space: nowrap; }
    .site-header .brand { color: var(--ink); }
    .footer-brand .brand { color: var(--footer-ink); }
    .footer-brand .brand-mark { width: 34px; height: 34px; }
    .footer-brand .brand-mark .tl-logo { width: 34px; height: 34px; }
    .product-card, .problem-card, .split-card, .profile-card, .platform-card, .decision-item, .form-card, .decision-quote {
      position: relative;
      box-shadow: var(--elevation);
    }
    .product-card::before, .problem-card::before, .split-card::before, .profile-card::before, .platform-card::before, .decision-item::before, .form-card::before, .decision-quote::after {
      content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none;
      box-shadow: inset 0 1px 0 var(--surface-highlight), inset 0 -1px 0 var(--surface-shadow);
    }
    .button { box-shadow: inset 0 1px 0 rgba(255,255,255,.18), 0 5px 13px rgba(9,21,38,.12); }
    .button-primary { background: linear-gradient(180deg, var(--accent-bright), var(--accent)) !important; }
    .button-primary:hover { background: linear-gradient(180deg, var(--accent), var(--accent-dark)) !important; }
    .brand { letter-spacing:-.05em; }
    .brand-word::first-letter { letter-spacing:-.08em; }


    :root {
      --ink:#1f2937; --ink-2:#334155; --paper:#f8fafb; --white:#ffffff; --muted:#617182; --line:#d9e1e7;
      --accent:#0d8f8a; --accent-bright:#18a9a1; --accent-dark:#08736f; --mint:#13a699; --mint-ink:#08746f;
      --amber:#d49328; --rose:#c85863; --surface:#edf4f3; --shadow:0 15px 36px rgba(31,41,55,.10);
      --logo-steel:#1f2937; --logo-accent:#0d8f8a; --footer-ink:#f5fbfa;
      --elevation:0 14px 30px rgba(31,41,55,.09), 0 2px 5px rgba(31,41,55,.07);
      --surface-highlight:rgba(255,255,255,.88); --surface-shadow:rgba(39,56,71,.09);
    }
    body{background:linear-gradient(145deg,#fbfcfd,#f3f7f6);}.site-header{background:rgba(255,255,255,.9);border-color:rgba(205,216,224,.75)}
    .nav-links{color:#526373}.nav-links a:hover{color:#0d8f8a}.button-secondary{background:rgba(255,255,255,.9);border-color:#d5dfe4;color:#263544}.button-secondary:hover{background:#fff;border-color:#aabfc4}
    .hero::before{background:radial-gradient(circle,rgba(13,143,138,.12),rgba(13,143,138,0) 68%)}.pill{border-color:#c6e3e0;background:#edf9f7;color:#08746f}.pulse{background:#13a699;box-shadow:0 0 0 4px rgba(19,166,153,.14)}.hero-copy,.hero-notes{color:#5e6f7c}.hero-notes svg{color:#08746f}
    .product-card{background:linear-gradient(150deg,#27333d,#1b252d 57%,#141d24);border-color:rgba(68,104,112,.42);box-shadow:0 24px 52px rgba(16,32,39,.24)}.product-card::after{background:radial-gradient(circle,rgba(16,166,157,.25),rgba(16,166,157,0) 69%)}.live-tag{color:#a4e7df;border-color:rgba(79,209,198,.28);background:rgba(14,166,155,.1)}.dot{background:#72899a;border-color:#435a69}.dot.amber{background:var(--amber);border-color:#845c21}.dot.mint{background:#1ba99d;border-color:#216e68}.metric-rule span{background:linear-gradient(90deg,#0d8f8a,#45c9bc)}