:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #17222d;
  background: #e9eef2;
  font-synthesis: none;
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; min-height: 100vh; background: radial-gradient(circle at 15% 0%, #f8fbfc 0, #e8eef1 38%, #dfe7ea 100%); }
button, input { font: inherit; }
button:focus-visible, input:focus-visible { outline: 3px solid rgba(16, 122, 115, .28); outline-offset: 2px; }

.page-shell { width: min(1180px, calc(100% - 36px)); margin: 0 auto; padding: 42px 0 24px; }
.proof-intro { display: flex; justify-content: space-between; align-items: end; gap: 32px; margin-bottom: 26px; }
.proof-intro h1 { margin: 8px 0 10px; font-size: clamp(2rem, 4vw, 3.25rem); line-height: .98; letter-spacing: -.045em; max-width: 760px; }
.proof-intro p { color: #52616e; max-width: 680px; margin: 0; line-height: 1.6; }
.eyebrow { color: #0e766f; font-size: .72rem; letter-spacing: .16em; font-weight: 800; }
.eyebrow.light { color: #9edbd6; }
.proof-meta { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.proof-meta span { border: 1px solid #ccd7dc; border-radius: 999px; background: rgba(255,255,255,.74); padding: 8px 12px; font-size: .8rem; color: #64727d; white-space: nowrap; }
.proof-meta b { color: #122b35; }

.workspace { min-height: 650px; display: grid; grid-template-columns: 340px minmax(0, 1fr); border-radius: 24px; overflow: hidden; box-shadow: 0 28px 80px rgba(26, 53, 62, .17); border: 1px solid rgba(255,255,255,.85); }
.context-panel { position: relative; display: flex; flex-direction: column; color: white; padding: 42px 38px 32px; background: linear-gradient(155deg, #0c3e43 0%, #0b5656 56%, #08706c 100%); overflow: hidden; }
.context-panel::after { content: ""; position: absolute; width: 340px; height: 340px; border: 80px solid rgba(255,255,255,.045); border-radius: 50%; right: -220px; top: -100px; }
.brand-mark { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, #eef8f6, #a7ddd5); color: #0b5656; font-weight: 900; font-size: 1.2rem; box-shadow: 0 8px 22px rgba(0,0,0,.2); margin-bottom: 54px; }
.context-panel h2 { font-size: 2.1rem; line-height: 1.08; letter-spacing: -.035em; margin: 10px 0 14px; }
.context-panel > div > p { color: #c6dfde; line-height: 1.55; margin: 0; }
.step-list { list-style: none; margin: 42px 0 30px; padding: 0; display: grid; gap: 13px; }
.step-list li { display: flex; align-items: center; gap: 12px; color: #b6cfce; font-size: .86rem; }
.step-list .step-dot { display: grid; place-items: center; width: 25px; height: 25px; border-radius: 50%; border: 1px solid rgba(255,255,255,.28); font-size: .72rem; }
.step-list li.active { color: white; font-weight: 700; }
.step-list li.active .step-dot { color: #0b5656; background: #d9f1ed; border-color: #d9f1ed; }
.step-list li.done .step-dot { background: rgba(143, 217, 205, .18); color: #9de0d5; border-color: #65b8ac; }
.privacy-note { margin-top: auto; display: flex; gap: 12px; background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.14); border-radius: 14px; padding: 14px; }
.privacy-note > span { color: #9de0d5; font-weight: 800; }
.privacy-note strong { font-size: .8rem; }
.privacy-note p { margin: 4px 0 0; color: #bcd4d2; font-size: .74rem; line-height: 1.4; }

.installer-card { background: #fff; min-width: 0; }
.window-bar { height: 52px; border-bottom: 1px solid #edf0f2; display: flex; align-items: center; justify-content: space-between; padding-left: 20px; color: #4f5e67; font-size: .78rem; }
.window-title { display: flex; align-items: center; gap: 9px; font-weight: 700; }
.mini-logo { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 6px; background: #0d625f; color: white; font-size: .68rem; }
.window-actions { align-self: stretch; display: flex; }
.window-actions span { width: 44px; display: grid; place-items: center; color: #869198; }
#wizard { min-height: 598px; display: flex; flex-direction: column; }
.wizard-body { flex: 1; padding: 54px 62px 28px; display: flex; flex-direction: column; }
.step-kicker { color: #0d746d; font-size: .73rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.wizard-body h3 { font-size: clamp(1.8rem, 3.4vw, 2.7rem); letter-spacing: -.04em; margin: 10px 0 13px; color: #132833; }
.lede { color: #5d6b75; line-height: 1.65; margin: 0 0 28px; max-width: 650px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 8px; }
.feature { border: 1px solid #dfe7ea; background: #f8fafb; border-radius: 14px; padding: 16px; }
.feature-icon { color: #0d746d; font-size: 1.1rem; }
.feature strong { display: block; font-size: .84rem; margin: 9px 0 5px; }
.feature p { margin: 0; color: #687780; font-size: .75rem; line-height: 1.45; }
.field { display: grid; gap: 8px; }
.field label { font-size: .82rem; font-weight: 750; color: #334752; }
.input-row { display: flex; gap: 9px; }
.input-row input { min-width: 0; flex: 1; border: 1px solid #cfdadd; border-radius: 10px; padding: 12px 13px; color: #1b313a; }
.secondary-btn, .primary-btn, .ghost-btn { border: 0; border-radius: 10px; cursor: pointer; font-weight: 760; font-size: .82rem; padding: 11px 18px; }
.secondary-btn { color: #0c625e; background: #e8f4f2; }
.hint { margin: 8px 0 0; color: #75828a; font-size: .75rem; }
.hint.error { color: #b53939; }
.option-list { display: grid; gap: 11px; }
.option { display: grid; grid-template-columns: 20px 1fr; gap: 12px; align-items: start; padding: 15px; border: 1px solid #e0e7ea; border-radius: 13px; cursor: pointer; }
.option:hover { border-color: #9cc9c4; background: #fbfdfd; }
.option input { margin-top: 2px; accent-color: #0c7069; width: 17px; height: 17px; }
.option strong { display: block; font-size: .85rem; }
.option small { color: #718089; line-height: 1.4; }
.summary { border: 1px solid #dbe5e7; border-radius: 14px; overflow: hidden; }
.summary-row { display: flex; justify-content: space-between; gap: 24px; padding: 13px 16px; border-bottom: 1px solid #edf1f2; font-size: .81rem; }
.summary-row:last-child { border: 0; }
.summary-row span { color: #6c7b84; }
.summary-row strong { text-align: right; color: #263a44; }
.progress-shell { height: 9px; background: #e6eeee; border-radius: 999px; overflow: hidden; margin: 14px 0 22px; }
.progress-bar { width: 0; height: 100%; background: linear-gradient(90deg, #0f756e, #2aa89d); border-radius: inherit; transition: width .18s ease; }
.status-log { color: #65747d; font-size: .8rem; min-height: 24px; }
.complete-mark { width: 62px; height: 62px; display: grid; place-items: center; border-radius: 18px; background: #dff4ef; color: #08766d; font-size: 1.8rem; font-weight: 900; margin-bottom: 20px; }
.callout { background: #f1f7f6; border: 1px solid #d5e8e5; border-radius: 13px; padding: 14px 16px; color: #49615f; font-size: .8rem; line-height: 1.5; }
.wizard-actions { border-top: 1px solid #edf0f1; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 62px; }
.action-right { display: flex; gap: 9px; }
.ghost-btn { background: transparent; color: #6b7880; }
.ghost-btn:hover { background: #f2f5f6; }
.primary-btn { min-width: 116px; color: white; background: #0e716a; box-shadow: 0 7px 16px rgba(14, 113, 106, .2); }
.primary-btn:hover { background: #095f5a; }
.primary-btn:disabled { cursor: not-allowed; box-shadow: none; background: #b6c5c5; }
.cancel-card { margin: auto; text-align: center; max-width: 470px; padding: 40px; }
.cancel-card h3 { margin: 11px 0; }

.page-footer { display: flex; justify-content: space-between; gap: 16px; color: #6c7a82; font-size: .74rem; padding: 16px 6px 0; }

@media (max-width: 820px) {
  .page-shell { width: min(100% - 22px, 680px); padding-top: 24px; }
  .proof-intro { display: block; }
  .proof-meta { justify-content: flex-start; margin-top: 18px; }
  .workspace { grid-template-columns: 1fr; min-height: auto; border-radius: 18px; }
  .context-panel { padding: 24px 22px; }
  .brand-mark { margin-bottom: 26px; }
  .context-panel h2 { font-size: 1.7rem; }
  .step-list { display: flex; overflow: hidden; gap: 7px; margin: 22px 0 8px; }
  .step-list li { flex: 1; min-width: 0; }
  .step-list li span:last-child { display: none; }
  .privacy-note { display: none; }
  #wizard { min-height: 560px; }
  .wizard-body { padding: 34px 24px 22px; }
  .wizard-actions { padding: 15px 24px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature { display: grid; grid-template-columns: 28px 1fr; column-gap: 8px; }
  .feature strong { margin: 0 0 3px; }
  .feature p { grid-column: 2; }
  .input-row { display: grid; }
  .page-footer { display: grid; }
}

@media (max-width: 440px) {
  .page-shell { width: 100%; padding: 0; }
  .proof-intro { padding: 24px 19px 20px; }
  .proof-intro h1 { font-size: 2.15rem; }
  .proof-meta { display: none; }
  .workspace { border-radius: 0; border-left: 0; border-right: 0; }
  .window-actions { display: none; }
  .window-bar { padding-right: 16px; }
  .wizard-actions { align-items: stretch; }
  .action-right { flex: 1; justify-content: flex-end; }
  .primary-btn { flex: 1; }
  .page-footer { padding: 14px 19px 20px; }
}

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }