@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

  :root{
    --bg: #F6F4EC;
    --bg-elevated: #FFFFFF;
    --bg-sunk: #ECE8DA;
    --ink: #17211B;
    --ink-soft: #3C463F;
    --muted: #5B6B60;
    --accent: #B8842A;
    --accent-ink: #ffffff;
    --accent-2: #2F7A6B;
    --line: rgba(23,33,27,0.14);
    --line-strong: rgba(23,33,27,0.28);
    --shadow: 0 20px 40px -24px rgba(17,24,20,0.35);
    --radius-s: 6px;
    --radius-m: 12px;
    --font-display: "Instrument Serif", "Iowan Old Style", Georgia, serif;
    --font-body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
    --font-mono: "IBM Plex Mono", "SF Mono", Menlo, monospace;
  }

  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --bg: #0E1512;
      --bg-elevated: #16211C;
      --bg-sunk: #0A0F0D;
      --ink: #EDEFE9;
      --ink-soft: #C7D0C8;
      --muted: #93A69A;
      --accent: #E8B04B;
      --accent-ink: #1B1204;
      --accent-2: #59B4A2;
      --line: rgba(237,239,233,0.14);
      --line-strong: rgba(237,239,233,0.28);
      --shadow: 0 24px 48px -20px rgba(0,0,0,0.55);
    }
  }
  :root[data-theme="dark"]{
    --bg: #0E1512;
    --bg-elevated: #16211C;
    --bg-sunk: #0A0F0D;
    --ink: #EDEFE9;
    --ink-soft: #C7D0C8;
    --muted: #93A69A;
    --accent: #E8B04B;
    --accent-ink: #1B1204;
    --accent-2: #59B4A2;
    --line: rgba(237,239,233,0.14);
    --line-strong: rgba(237,239,233,0.28);
    --shadow: 0 24px 48px -20px rgba(0,0,0,0.55);
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  @media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto;} *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;} }

  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:var(--font-body);
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
  }

  a{color:inherit;}
  img{max-width:100%;display:block;}

  .wrap{
    max-width:1160px;
    margin:0 auto;
    padding:0 clamp(20px,4vw,48px);
  }

  h1,h2,h3{
    font-family:var(--font-display);
    font-weight:400;
    text-wrap:balance;
    margin:0;
    color:var(--ink);
  }

  .eyebrow{
    font-family:var(--font-mono);
    font-size:0.72rem;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--accent-2);
    display:flex;
    align-items:center;
    gap:10px;
  }
  .eyebrow::before{
    content:"";
    width:22px;height:1px;
    background:var(--accent-2);
    display:inline-block;
  }

  p{color:var(--ink-soft);}
  .lede{font-size:1.1rem;max-width:60ch;}

  /* ---------- nav ---------- */
  header.nav{
    position:sticky;
    top:0;
    z-index:40;
    background:color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter:blur(10px);
    border-bottom:1px solid transparent;
    transition:border-color .25s ease, box-shadow .25s ease;
  }
  header.nav.scrolled{
    border-bottom-color:var(--line);
    box-shadow:var(--shadow);
  }
  .nav-row{
    position:relative;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:16px clamp(20px,4vw,48px);
    max-width:1160px;
    margin:0 auto;
  }
  .brand{
    font-family:var(--font-display);
    font-size:1.5rem;
    letter-spacing:0.01em;
    display:flex;
    align-items:baseline;
    gap:8px;
    text-decoration:none;
  }
  .brand .dot{color:var(--accent);}
  nav.links{
    display:flex;
    gap:28px;
    font-size:0.92rem;
  }
  nav.links a{
    text-decoration:none;
    color:var(--ink-soft);
    position:relative;
    padding-bottom:2px;
  }
  nav.links a:hover, nav.links a:focus-visible{color:var(--ink);}
  .nav-cta{
    display:inline-flex;
    align-items:center;
    gap:8px;
    background:var(--accent);
    color:var(--accent-ink);
    font-weight:600;
    font-size:0.88rem;
    padding:10px 18px;
    border-radius:999px;
    text-decoration:none;
    white-space:nowrap;
  }
  .nav-cta:hover{filter:brightness(1.06);}
  .menu-toggle{
    display:none;
    width:38px;height:38px;
    border-radius:10px;
    border:1px solid var(--line-strong);
    background:transparent;
    color:var(--ink);
    align-items:center;
    justify-content:center;
    cursor:pointer;
    flex-shrink:0;
  }
  .menu-toggle:hover{border-color:var(--accent-2);color:var(--accent-2);}

  /* focus visibility for keyboard navigation */
  a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
    outline:2px solid var(--accent-2);
    outline-offset:2px;
    border-radius:4px;
  }

  /* ---------- hero ---------- */
  .hero{
    position:relative;
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .hero-grid{
    max-width:1160px;
    margin:0 auto;
    padding:clamp(48px,8vw,96px) clamp(20px,4vw,48px) clamp(56px,7vw,88px);
    display:grid;
    grid-template-columns:1.1fr 0.9fr;
    gap:56px;
    align-items:center;
  }
  .hero h1{
    font-size:clamp(2.4rem,4.6vw,3.6rem);
    line-height:1.06;
  }
  .hero h1 em{
    font-style:italic;
    color:var(--accent);
  }
  .hero .lede{margin-top:22px;font-size:1.15rem;}
  .cta-row{
    display:flex;
    gap:14px;
    margin-top:34px;
    flex-wrap:wrap;
  }
  .btn{
    font-family:var(--font-body);
    font-weight:600;
    font-size:0.95rem;
    padding:13px 24px;
    border-radius:999px;
    text-decoration:none;
    display:inline-flex;
    align-items:center;
    gap:8px;
    border:1px solid transparent;
  }
  .btn-primary{background:var(--accent);color:var(--accent-ink);}
  .btn-primary:hover{filter:brightness(1.06);}
  .btn-ghost{border-color:var(--line-strong);color:var(--ink);}
  .btn-ghost:hover{border-color:var(--accent-2);color:var(--accent-2);}

  .hero-art{
    position:relative;
    aspect-ratio:4/5;
    border-radius:var(--radius-m);
    background:
      radial-gradient(120px 90px at 74% 30%, rgba(232,176,75,0.35), transparent 70%),
      radial-gradient(90px 70px at 30% 55%, rgba(89,180,162,0.25), transparent 70%),
      linear-gradient(180deg, var(--bg-sunk), var(--bg-elevated));
    border:1px solid var(--line);
    overflow:hidden;
    box-shadow:var(--shadow);
  }
  .villa-svg{width:100%;height:100%;display:block;}

  /* ---------- section shell ---------- */
  section{padding:clamp(56px,7vw,96px) 0;}
  section.alt{background:var(--bg-elevated);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
  .section-head{
    display:flex;
    justify-content:space-between;
    align-items:flex-end;
    gap:32px;
    margin-bottom:44px;
    flex-wrap:wrap;
  }
  .section-head h2{font-size:clamp(1.7rem,3vw,2.3rem);}

  /* ---------- why bali ---------- */
  .why-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    overflow:hidden;
  }
  .why-card{
    background:var(--bg);
    padding:28px 26px;
  }
  section.alt .why-card{background:var(--bg-elevated);}
  .why-card .num{
    font-family:var(--font-mono);
    color:var(--accent-2);
    font-size:0.8rem;
    letter-spacing:0.08em;
  }
  .why-card h3{font-size:1.2rem;margin-top:10px;font-family:var(--font-body);font-weight:600;}
  .why-card p{margin-top:8px;font-size:0.95rem;}

  /* ---------- services ---------- */
  .service-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:20px;
  }
  .service-card{
    background:var(--bg-elevated);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    padding:30px;
    display:flex;
    flex-direction:column;
    gap:14px;
  }
  .service-icon{
    width:42px;height:42px;
    border-radius:10px;
    background:color-mix(in srgb, var(--accent) 16%, transparent);
    display:flex;align-items:center;justify-content:center;
    color:var(--accent);
  }
  .service-card h3{font-size:1.3rem;font-family:var(--font-body);font-weight:600;}
  .service-list{list-style:none;margin:6px 0 0;padding:0;display:flex;flex-direction:column;gap:7px;}
  .service-list li{
    font-size:0.9rem;
    color:var(--ink-soft);
    padding-left:18px;
    position:relative;
  }
  .service-list li::before{
    content:"";
    position:absolute;left:0;top:0.55em;
    width:7px;height:1px;
    background:var(--accent-2);
  }
  .service-tag{
    font-family:var(--font-mono);
    font-size:0.7rem;
    letter-spacing:0.08em;
    text-transform:uppercase;
    color:var(--muted);
  }

  /* ---------- audience ---------- */
  .audience-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:18px;
  }
  .audience-card{
    padding:24px 20px;
    border-radius:var(--radius-m);
    background:var(--bg);
    border:1px solid var(--line);
    text-align:left;
  }
  section.alt .audience-card{background:var(--bg-sunk);}
  .audience-card .glyph{
    font-family:var(--font-display);
    font-size:1.9rem;
    color:var(--accent);
    font-style:italic;
  }
  .audience-icon{
    width:38px;height:38px;
    border-radius:10px;
    background:color-mix(in srgb, var(--accent) 16%, transparent);
    display:flex;align-items:center;justify-content:center;
    color:var(--accent);
    margin-bottom:14px;
  }
  .audience-card h3{font-size:1.02rem;font-family:var(--font-body);font-weight:600;margin-top:10px;}
  .audience-card p{font-size:0.88rem;margin-top:6px;}

  /* ---------- systems spec sheet ---------- */
  .spec-sheet{
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    overflow:hidden;
    background:var(--bg-elevated);
  }
  .spec-row{
    display:grid;
    grid-template-columns:220px 1fr;
    border-top:1px solid var(--line);
    font-size:0.94rem;
  }
  .spec-row:first-child{border-top:none;}
  .spec-key{
    font-family:var(--font-mono);
    font-size:0.78rem;
    letter-spacing:0.04em;
    color:var(--accent-2);
    padding:18px 24px;
    background:var(--bg-sunk);
    display:flex;
    align-items:center;
    gap:10px;
    border-right:1px solid var(--line);
  }
  .spec-val{
    padding:18px 24px;
    color:var(--ink-soft);
  }

  /* ---------- process ---------- */
  .process{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:0;
    counter-reset:step;
  }
  .step{
    position:relative;
    padding:0 22px 0 0;
  }
  .step:not(:last-child){border-right:1px dashed var(--line-strong);margin-right:22px;}
  .step .step-num{
    font-family:var(--font-display);
    font-style:italic;
    font-size:2.4rem;
    color:var(--accent);
    line-height:1;
  }
  .step h3{font-size:1.05rem;font-family:var(--font-body);font-weight:600;margin-top:12px;}
  .step p{font-size:0.9rem;margin-top:8px;}

  /* ---------- scenario / experience ---------- */
  .scenario-tabs{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin-bottom:28px;
  }
  .scenario-tab{
    font-family:var(--font-mono);
    font-size:0.78rem;
    letter-spacing:0.04em;
    text-transform:uppercase;
    padding:10px 18px;
    border-radius:999px;
    border:1px solid var(--line-strong);
    background:transparent;
    color:var(--ink-soft);
    cursor:pointer;
  }
  .scenario-tab:hover{border-color:var(--accent-2);color:var(--ink);}
  .scenario-tab.active{
    background:var(--accent);
    border-color:var(--accent);
    color:var(--accent-ink);
  }
  .scenario-panel{
    display:grid;
    grid-template-columns:0.85fr 1.15fr;
    gap:36px;
    align-items:start;
  }
  .phone-mock{
    background:var(--bg);
    border:1px solid var(--line);
    border-radius:28px;
    padding:22px 20px;
    box-shadow:var(--shadow);
    display:flex;
    flex-direction:column;
    gap:2px;
  }
  .phone-mock .phone-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    font-family:var(--font-mono);
    font-size:0.68rem;
    letter-spacing:0.06em;
    text-transform:uppercase;
    color:var(--muted);
    padding-bottom:12px;
    margin-bottom:8px;
    border-bottom:1px solid var(--line);
  }
  .toggle-row{
    display:flex;
    align-items:center;
    justify-content:space-between;
    width:100%;
    padding:9px 0;
    font-size:0.86rem;
    color:var(--muted);
    background:none;
    border:none;
    font-family:inherit;
    cursor:pointer;
    text-align:left;
    transition:color .2s ease;
  }
  .toggle-row:hover{color:var(--ink);}
  .toggle-row .switch{
    width:34px;height:19px;
    border-radius:999px;
    background:var(--bg-sunk);
    border:1px solid var(--line-strong);
    position:relative;
    flex-shrink:0;
    transition:background .2s ease, border-color .2s ease;
  }
  .toggle-row .switch::after{
    content:"";
    position:absolute;
    top:2px;left:2px;
    width:13px;height:13px;
    border-radius:50%;
    background:var(--muted);
    transition:transform .2s ease, background .2s ease;
  }
  .toggle-row.on{color:var(--ink);font-weight:600;}
  .toggle-row.on .switch{background:var(--accent-2);border-color:var(--accent-2);}
  .toggle-row.on .switch::after{transform:translateX(15px);background:#fff;}

  .scenario-art{
    position:relative;
    aspect-ratio:3/2;
    border-radius:var(--radius-m);
    border:1px solid var(--line);
    background:linear-gradient(180deg, var(--bg-sunk), var(--bg-elevated));
    overflow:hidden;
  }
  .scenario-art svg{width:100%;height:100%;display:block;}
  .scenario-art svg [id]{transition:opacity .35s ease;}
  .scenario-copy{padding:22px 4px 0;min-height:132px;}
  .scene-text{display:none;}
  .scene-text.active{display:block;}
  .scene-text h3{font-size:1.25rem;font-family:var(--font-body);font-weight:600;margin-top:10px;}
  .scene-text p{margin-top:10px;}

  .concept-badge{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-family:var(--font-mono);
    font-size:0.72rem;
    letter-spacing:0.06em;
    text-transform:uppercase;
    color:var(--accent);
    background:color-mix(in srgb, var(--accent) 12%, transparent);
    border:1px solid color-mix(in srgb, var(--accent) 35%, transparent);
    padding:6px 14px;
    border-radius:999px;
    margin-top:16px;
  }

  /* ---------- contact form ---------- */
  .contact-form{
    display:flex;
    flex-direction:column;
    gap:14px;
  }
  .form-row{display:flex;flex-direction:column;gap:6px;}
  .form-row label{
    font-family:var(--font-mono);
    font-size:0.72rem;
    letter-spacing:0.06em;
    text-transform:uppercase;
    color:var(--muted);
  }
  .form-row input, .form-row textarea, .form-row select{
    font-family:var(--font-body);
    font-size:0.95rem;
    color:var(--ink);
    background:var(--bg);
    border:1px solid var(--line-strong);
    border-radius:var(--radius-s);
    padding:11px 14px;
  }
  .form-row textarea{resize:vertical;min-height:110px;}
  .form-row input:focus, .form-row textarea:focus, .form-row select:focus{border-color:var(--accent-2);}
  .form-submit{
    font-family:var(--font-body);
    font-weight:600;
    font-size:0.95rem;
    padding:13px 24px;
    border-radius:999px;
    border:none;
    background:var(--accent);
    color:var(--accent-ink);
    cursor:pointer;
  }
  .form-submit:hover{filter:brightness(1.06);}
  .form-submit:disabled{opacity:0.6;cursor:default;}
  .form-status{font-size:0.9rem;min-height:1.4em;}
  .form-status.ok{color:var(--accent-2);}
  .form-status.err{color:#B84A2A;}

  /* ---------- cta ---------- */
  .cta-panel{
    background:var(--bg-sunk);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    padding:clamp(32px,5vw,56px);
    display:grid;
    grid-template-columns:1.2fr 0.8fr;
    gap:40px;
    align-items:center;
  }
  .contact-block{
    display:flex;
    flex-direction:column;
    gap:14px;
  }
  .contact-line{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:14px 0;
    border-top:1px solid var(--line);
    font-size:0.95rem;
  }
  .contact-line:first-child{border-top:none;}
  .contact-line span:first-child{color:var(--muted);font-family:var(--font-mono);font-size:0.78rem;text-transform:uppercase;letter-spacing:0.06em;}
  .contact-line a{text-decoration:none;font-weight:600;}
  .contact-line a:hover{color:var(--accent-2);}

  footer{
    border-top:1px solid var(--line);
    padding:28px 0;
  }
  .footer-row{
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:12px;
    font-size:0.82rem;
    color:var(--muted);
  }
  .footer-row .brand{font-size:1.05rem;}

  .draft-note{
    font-family:var(--font-mono);
    font-size:0.72rem;
    color:var(--muted);
    text-align:center;
    padding:10px 0 0;
  }

  @media (max-width:880px){
    .hero-grid{grid-template-columns:1fr;}
    .hero-art{order:-1;aspect-ratio:16/10;}
    .menu-toggle{display:flex;}
    nav.links{
      display:none;
      position:absolute;
      top:calc(100% + 1px);
      left:0;
      right:0;
      flex-direction:column;
      gap:0;
      background:var(--bg-elevated);
      border:1px solid var(--line);
      border-top:none;
      border-radius:0 0 var(--radius-m) var(--radius-m);
      box-shadow:var(--shadow);
      padding:6px clamp(20px,4vw,48px) 14px;
      z-index:39;
    }
    nav.links.open{display:flex;}
    nav.links a{padding:12px 0;border-top:1px solid var(--line);}
    nav.links a:first-child{border-top:none;}
    .why-grid{grid-template-columns:1fr;}
    .service-grid{grid-template-columns:1fr;}
    .audience-grid{grid-template-columns:repeat(2,1fr);}
    .process{grid-template-columns:1fr;gap:28px;}
    .step:not(:last-child){border-right:none;margin-right:0;padding-bottom:18px;border-bottom:1px dashed var(--line-strong);}
    .spec-row{grid-template-columns:1fr;}
    .spec-key{border-right:none;border-bottom:1px solid var(--line);}
    .cta-panel{grid-template-columns:1fr;}
    .scenario-panel{grid-template-columns:1fr;}
  }