:root {
  color-scheme: dark;
  --bg: #080a0e;
  --bg-elevated: #0d1016;
  --surface: #11151d;
  --surface-2: #161b24;
  --surface-3: #1c222d;
  --surface-hover: #202733;
  --border: #252c38;
  --border-strong: #343d4c;
  --text: #f4f7fb;
  --text-soft: #b4bdca;
  --muted: #778293;
  --accent: #70e494;
  --accent-strong: #45ce74;
  --accent-ink: #07110a;
  --accent-soft: rgba(112, 228, 148, 0.12);
  --accent-glow: rgba(83, 224, 129, 0.2);
  --danger: #ff7878;
  --danger-soft: rgba(255, 120, 120, 0.12);
  --warning: #f4c967;
  --info: #75a7ff;
  --cell-0: #191e27;
  --cell-1: #17462a;
  --cell-2: #20703a;
  --cell-3: #2da451;
  --cell-4: #70e494;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 18px 50px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 30px 90px rgba(0, 0, 0, 0.42);
  --radius-sm: 7px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --cell-size: 13px;
  --cell-gap: 4px;
  --topbar-height: 68px;
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f7f9;
  --bg-elevated: #ffffff;
  --surface: #ffffff;
  --surface-2: #f2f5f7;
  --surface-3: #e9eef2;
  --surface-hover: #e4e9ee;
  --border: #dce3e8;
  --border-strong: #c8d1d9;
  --text: #111820;
  --text-soft: #46515e;
  --muted: #72808e;
  --accent: #23a655;
  --accent-strong: #168641;
  --accent-ink: #ffffff;
  --accent-soft: rgba(29, 155, 78, 0.1);
  --accent-glow: rgba(32, 169, 82, 0.14);
  --danger: #d93f4a;
  --danger-soft: rgba(217, 63, 74, 0.09);
  --warning: #9a6a00;
  --info: #2667d5;
  --cell-0: #e9edf0;
  --cell-1: #b7e4c4;
  --cell-2: #78cb91;
  --cell-3: #3bac62;
  --cell-4: #168b45;
  --shadow-sm: 0 1px 2px rgba(20, 35, 50, 0.08);
  --shadow-md: 0 18px 45px rgba(35, 52, 66, 0.12);
  --shadow-lg: 0 30px 90px rgba(35, 52, 66, 0.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 52% -15%, rgba(71, 190, 112, 0.1), transparent 34rem),
    var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font: inherit; }
button, select { color: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
code, pre, kbd { font-family: var(--font-mono); }
::selection { background: rgba(112, 228, 148, 0.28); }

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
.skip-link {
  position: fixed;
  z-index: 1000;
  left: 16px;
  top: -60px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-ink);
  transition: top 0.2s;
}
.skip-link:focus { top: 16px; }
.scroll-progress { position: fixed; z-index: 110; top: var(--topbar-height); left: 0; right: 0; height: 3px; pointer-events: none; background: transparent; }
.scroll-progress span { display: block; width: 100%; height: 100%; transform: scaleX(0); transform-origin: left center; background: linear-gradient(90deg, var(--accent-strong), var(--accent)); box-shadow: 0 0 14px var(--accent-glow); }

.section-shell { width: min(1380px, calc(100% - 48px)); margin-inline: auto; }

.topbar {
  position: sticky;
  z-index: 100;
  top: 0;
  height: 68px;
  display: grid;
  grid-template-columns: minmax(230px, 1fr) minmax(260px, 520px) minmax(230px, 1fr);
  align-items: center;
  gap: 20px;
  padding: 0 24px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  background: color-mix(in srgb, var(--bg-elevated) 88%, transparent);
  backdrop-filter: blur(20px) saturate(140%);
}
.brand { display: inline-flex; align-items: center; gap: 11px; width: fit-content; }
.brand-mark {
  width: 34px;
  height: 34px;
  padding: 5px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  border: 1px solid var(--border-strong);
  border-radius: 9px;
  background: linear-gradient(145deg, var(--surface-3), var(--surface));
  box-shadow: inset 0 1px rgba(255,255,255,.04), var(--shadow-sm);
}
.brand-mark span { border-radius: 2px; background: var(--cell-0); }
.brand-mark span:nth-child(2), .brand-mark span:nth-child(4), .brand-mark span:nth-child(6), .brand-mark span:nth-child(8) { background: var(--cell-2); }
.brand-mark span:nth-child(1), .brand-mark span:nth-child(5), .brand-mark span:nth-child(9) { background: var(--cell-4); }
.brand-copy { display: grid; line-height: 1.15; }
.brand-copy strong { font-size: 13px; letter-spacing: -0.01em; }
.brand-copy small { margin-top: 4px; color: var(--muted); font-size: 10px; letter-spacing: .04em; text-transform: uppercase; }
.topbar-center { min-width: 0; display: flex; align-items: center; justify-content: center; gap: 10px; }
.plan-title-field { width: min(100%, 360px); }
.plan-title-field input {
  width: 100%;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  outline: none;
  background: transparent;
  color: var(--text-soft);
  text-align: center;
  font-weight: 600;
  transition: .16s ease;
}
.plan-title-field input:hover { background: var(--surface-2); }
.plan-title-field input:focus { color: var(--text); border-color: var(--border-strong); background: var(--surface); box-shadow: 0 0 0 3px var(--accent-soft); }
.save-state { flex: 0 0 auto; color: var(--muted); font-size: 11px; }
.topbar-actions { display: flex; justify-content: flex-end; align-items: center; gap: 6px; }
.icon-button {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 9px;
  background: transparent;
  color: var(--text-soft);
  transition: .15s ease;
}
.icon-button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-button:hover:not(:disabled) { border-color: var(--border); background: var(--surface-2); color: var(--text); }
.icon-button:disabled { opacity: .35; cursor: not-allowed; }
.icon-button.small { width: 28px; height: 28px; font-size: 18px; }
.theme-sun { display: none; }
html[data-theme="light"] .theme-moon { display: none; }
html[data-theme="light"] .theme-sun { display: block; }
.mode-pill {
  height: 34px;
  margin-left: 6px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 11px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-soft);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--warning); box-shadow: 0 0 0 4px color-mix(in srgb, var(--warning) 12%, transparent); }
.mode-pill.local .status-dot { background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }

.button {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--surface);
  color: var(--text-soft);
  font-weight: 650;
  font-size: 12px;
  line-height: 1;
  transition: transform .15s ease, border-color .15s ease, background .15s ease, color .15s ease, box-shadow .15s ease;
}
.button:hover:not(:disabled) { transform: translateY(-1px); border-color: var(--border-strong); color: var(--text); background: var(--surface-2); }
.button:active:not(:disabled) { transform: translateY(0); }
.button:disabled { opacity: .45; cursor: not-allowed; }
.button-primary { border-color: color-mix(in srgb, var(--accent) 65%, var(--border)); background: var(--accent); color: var(--accent-ink); box-shadow: 0 8px 26px var(--accent-glow); }
.button-primary:hover:not(:disabled) { border-color: var(--accent); background: var(--accent-strong); color: var(--accent-ink); }
.button-secondary { background: var(--surface-2); }
.button-quiet { border-color: transparent; background: transparent; }
.button-danger { border-color: var(--danger); background: var(--danger); color: white; }
.button-danger:hover:not(:disabled) { background: color-mix(in srgb, var(--danger) 85%, black); color: white; }
.button-danger-outline { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 50%, var(--border)); background: var(--danger-soft); }
.button-large { min-height: 45px; padding-inline: 18px; border-radius: 11px; font-size: 13px; }
.full-width { width: 100%; }
.button-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

.hero {
  height: 680px;
  min-height: 680px;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(440px, .97fr);
  align-items: center;
  gap: 72px;
  padding-block: 92px 82px;
}
.hero-copy { max-width: 690px; }
.eyebrow { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.eyebrow span, .section-kicker {
  color: var(--accent);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.eyebrow span { padding: 6px 9px; border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border)); border-radius: 999px; background: var(--accent-soft); }
.hero h1 {
  margin: 0;
  font-size: clamp(54px, 6.5vw, 92px);
  line-height: .91;
  letter-spacing: -.065em;
  font-weight: 750;
}
.hero h1 em { color: var(--accent); font-style: normal; }
.hero-copy > p { max-width: 630px; margin: 27px 0 0; color: var(--text-soft); font-size: 17px; line-height: 1.7; }
.hero-actions { display: flex; gap: 10px; margin-top: 32px; }
.terminal-command {
  position: relative;
  max-width: 720px;
  margin-top: 22px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 72px 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  box-shadow: inset 0 1px rgba(255,255,255,.025);
}
.terminal-prompt { color: var(--accent); font-family: var(--font-mono); font-weight: 800; }
.terminal-command code { overflow: hidden; color: var(--text-soft); font-size: 11px; white-space: nowrap; text-overflow: ellipsis; }
.copy-button { position: absolute; right: 8px; padding: 6px 9px; border: 0; border-radius: 7px; background: var(--surface-3); color: var(--text-soft); font-size: 10px; }
.hero-copy .hero-footnote { margin-top: 13px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.hero-footnote code { color: var(--text-soft); }
.hero-visual { position: relative; min-height: 480px; }

.onboarding-section { padding-block: 82px 96px; border-top: 1px solid var(--border); background: radial-gradient(circle at 80% 0%, var(--accent-soft), transparent 30rem); }
.onboarding-heading { max-width: 760px; margin-bottom: 34px; }
.onboarding-heading h2 { max-width: 680px; margin: 10px 0 14px; font-size: clamp(30px, 4vw, 48px); line-height: 1.05; letter-spacing: -.04em; }
.onboarding-heading p { margin: 0; color: var(--text-soft); font-size: 16px; line-height: 1.7; }
.beginner-callout { display: flex; align-items: flex-start; gap: 12px; max-width: 920px; margin: 0 0 24px; padding: 14px 16px; border: 1px solid color-mix(in srgb, var(--info) 30%, var(--border)); border-radius: 12px; background: color-mix(in srgb, var(--info) 8%, var(--surface)); }
.beginner-callout-icon { width: 27px; height: 27px; flex: 0 0 27px; display: grid; place-items: center; border-radius: 8px; background: color-mix(in srgb, var(--info) 22%, transparent); color: var(--info); font-weight: 800; }
.beginner-callout strong { font-size: 12px; }
.beginner-callout p { margin: 2px 0 0; color: var(--text-soft); font-size: 12px; line-height: 1.6; }
.onboarding-paths { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.onboarding-path { position: relative; padding: 25px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow-sm); }
.onboarding-path-featured { border-color: color-mix(in srgb, var(--accent) 42%, var(--border)); background: linear-gradient(145deg, var(--accent-soft), var(--surface) 48%); box-shadow: 0 0 0 1px var(--accent-soft), var(--shadow-md); }
.onboarding-path-featured::before { content: ""; position: absolute; inset: 0 18% auto; height: 2px; border-radius: 999px; background: var(--accent); box-shadow: 0 0 22px var(--accent-glow); }
.path-label { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 10px; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.path-icon { display: inline-grid; width: 30px; height: 30px; flex: 0 0 30px; place-items: center; border: 1px solid var(--border-strong); border-radius: 8px; color: var(--text-soft); font-family: var(--font-mono); font-size: 10px; }
.onboarding-path-featured .path-icon { border-color: var(--accent); color: var(--accent); }
.path-status { margin-left: auto; padding: 4px 7px; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); font-size: 8px; letter-spacing: .04em; white-space: nowrap; }
.path-status.active { border-color: color-mix(in srgb, var(--accent) 35%, var(--border)); background: var(--accent-soft); color: var(--accent); }
.onboarding-path h3 { margin: 22px 0 15px; font-size: 23px; letter-spacing: -.025em; }
.onboarding-path ol { margin: 0; padding-left: 22px; color: var(--text-soft); }
.onboarding-path li { padding: 5px 0 5px 5px; line-height: 1.6; }
.onboarding-path li::marker { color: var(--accent-strong); font-weight: 700; }
.onboarding-path a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.onboarding-path pre { margin: 14px 0 10px; padding: 13px 15px; overflow-x: auto; border: 1px solid var(--border); border-radius: 9px; background: var(--bg); color: var(--text); font-size: 12px; line-height: 1.65; }
.path-note { margin: 22px 0 0; padding: 12px 14px; border-left: 3px solid var(--accent); background: var(--accent-soft); color: var(--text-soft); font-size: 12px; line-height: 1.6; }
.path-note strong { color: var(--text); }
.visual-glow { position: absolute; inset: 7% 5% 0; border-radius: 50%; background: var(--accent-glow); filter: blur(70px); opacity: .75; }
.floating-card { position: absolute; border: 1px solid var(--border-strong); background: color-mix(in srgb, var(--surface) 92%, transparent); box-shadow: var(--shadow-lg); backdrop-filter: blur(18px); }
.card-main { inset: 40px 0 60px 25px; padding: 0 22px 24px; border-radius: 20px; transform: perspective(1200px) rotateY(-7deg) rotateX(2deg); }
.mini-window-bar { height: 52px; display: flex; align-items: center; gap: 6px; border-bottom: 1px solid var(--border); }
.mini-window-bar > span { width: 7px; height: 7px; border-radius: 50%; background: var(--border-strong); }
.mini-window-bar small { margin-left: auto; color: var(--muted); font-family: var(--font-mono); font-size: 9px; }
.mini-graph { height: 300px; padding-top: 32px; display: grid; grid-template-columns: repeat(26, 1fr); grid-template-rows: repeat(7, 1fr); gap: 5px; }
.mini-graph i { min-width: 5px; border-radius: 3px; background: var(--cell-0); box-shadow: inset 0 0 0 1px rgba(255,255,255,.02); }
.mini-graph i[data-level="1"] { background: var(--cell-1); }
.mini-graph i[data-level="2"] { background: var(--cell-2); }
.mini-graph i[data-level="3"] { background: var(--cell-3); }
.mini-graph i[data-level="4"] { background: var(--cell-4); box-shadow: 0 0 12px var(--accent-glow); }
.card-tool, .card-safe { display: flex; align-items: center; gap: 11px; padding: 12px 15px; border-radius: 13px; }
.card-tool { left: -18px; bottom: 48px; }
.card-safe { right: -18px; top: 20px; }
.card-tool > span, .card-safe > span { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 9px; background: var(--accent-soft); color: var(--accent); font-weight: 900; }
.card-tool div, .card-safe div { display: grid; }
.card-tool strong, .card-safe strong { font-size: 11px; }
.card-tool small, .card-safe small { margin-top: 2px; color: var(--muted); font-size: 9px; }

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-block: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface) 42%, transparent);
}
.trust-strip > div { min-height: 92px; display: grid; align-content: center; gap: 5px; padding: 20px 28px; border-right: 1px solid var(--border); }
.trust-strip > div:last-child { border-right: 0; }
.trust-strip strong { font-size: 12px; }
.trust-strip span { color: var(--muted); font-size: 10px; }

.studio-section { padding: 100px 0 84px; }
.studio-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 28px; }
.studio-heading h2, .workflow-intro h2, .principles-card h2 { margin: 10px 0 0; font-size: clamp(30px, 4vw, 50px); line-height: 1.03; letter-spacing: -.045em; }
.heading-actions { display: flex; gap: 8px; }
.studio-shell {
  width: min(1380px, calc(100% - 48px));
  min-height: 680px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 84px minmax(580px, 1fr) 318px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: var(--shadow-lg);
}
.tool-rail { display: flex; flex-direction: column; align-items: stretch; gap: 7px; padding: 14px 10px; border-right: 1px solid var(--border); background: var(--bg-elevated); }
.tool-button {
  min-height: 64px;
  display: grid;
  place-items: center;
  gap: 2px;
  padding: 8px 4px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  transition: .15s ease;
}
.tool-button svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.tool-button kbd { position: absolute; opacity: 0; }
.tool-button:hover { background: var(--surface-2); color: var(--text-soft); }
.tool-button.active { border-color: color-mix(in srgb, var(--accent) 38%, var(--border)); background: var(--accent-soft); color: var(--accent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 8%, transparent); }
.tool-button.danger:hover { color: var(--danger); background: var(--danger-soft); }
.tool-rail-spacer { flex: 1; }
.canvas-panel { min-width: 0; display: flex; flex-direction: column; background: color-mix(in srgb, var(--bg-elevated) 58%, var(--surface)); }
.canvas-toolbar { min-height: 57px; display: flex; align-items: center; gap: 16px; padding: 10px 16px; border-bottom: 1px solid var(--border); }
.segmented { display: inline-flex; padding: 3px; border: 1px solid var(--border); border-radius: 9px; background: var(--surface); }
.segmented button { min-height: 28px; padding: 5px 10px; border: 0; border-radius: 6px; background: transparent; color: var(--muted); font-size: 10px; font-weight: 700; }
.segmented button.active { background: var(--surface-3); color: var(--text); box-shadow: var(--shadow-sm); }
.toggle-field { margin-left: auto; display: inline-flex; align-items: center; gap: 8px; color: var(--text-soft); font-size: 10px; font-weight: 650; cursor: pointer; }
.toggle-field input { position: absolute; opacity: 0; pointer-events: none; }
.toggle-track { width: 31px; height: 18px; padding: 2px; border: 1px solid var(--border-strong); border-radius: 999px; background: var(--surface-3); transition: .16s; }
.toggle-track span { display: block; width: 12px; height: 12px; border-radius: 50%; background: var(--muted); transition: .16s; }
.toggle-field input:checked + .toggle-track { border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); background: var(--accent-soft); }
.toggle-field input:checked + .toggle-track span { transform: translateX(13px); background: var(--accent); }
.canvas-zoom { display: flex; align-items: center; gap: 5px; padding-left: 10px; border-left: 1px solid var(--border); }
.canvas-zoom span { min-width: 36px; color: var(--muted); text-align: center; font-size: 9px; }
.canvas-scroll { flex: 1; min-height: 480px; overflow: auto; padding: 58px 38px 38px; overscroll-behavior: contain; scrollbar-color: var(--border-strong) transparent; }
.calendar-wrap { width: max-content; min-width: 100%; transform-origin: top left; transition: transform .15s ease; }
.month-labels { position: relative; height: 24px; margin-left: 38px; }
.month-labels span { position: absolute; top: 0; color: var(--muted); font-size: 9px; white-space: nowrap; transform: translateX(1px); }
.calendar-body { display: flex; align-items: flex-start; gap: 12px; width: max-content; min-width: 100%; }
.weekday-labels { width: 26px; flex: 0 0 26px; display: grid; grid-template-rows: repeat(7, var(--cell-size)); row-gap: var(--cell-gap); color: var(--muted); font-size: 8px; line-height: var(--cell-size); text-align: right; }
.contribution-grid {
  position: relative;
  display: grid;
  grid-template-rows: repeat(7, var(--cell-size));
  grid-auto-columns: var(--cell-size);
  gap: var(--cell-gap);
  width: max-content;
  touch-action: none;
  user-select: none;
}
.day-cell {
  position: relative;
  width: var(--cell-size);
  height: var(--cell-size);
  padding: 0;
  border: 0;
  border-radius: 3px;
  background: var(--cell-0);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.025);
  transition: transform .08s ease, box-shadow .12s ease, background .12s ease, opacity .12s ease;
}
.day-cell:hover { z-index: 2; transform: scale(1.22); box-shadow: 0 0 0 2px var(--bg-elevated), 0 0 0 3px var(--border-strong); }
.day-cell:focus-visible { z-index: 4; outline: 2px solid var(--info); outline-offset: 2px; }
.day-cell.outside { opacity: .13; cursor: not-allowed; }
.day-cell[data-level="1"] { background: var(--cell-1); }
.day-cell[data-level="2"] { background: var(--cell-2); }
.day-cell[data-level="3"] { background: var(--cell-3); }
.day-cell[data-level="4"] { background: var(--cell-4); }
.day-cell.has-existing.has-planned::after { content: ""; position: absolute; inset: 2px; border: 1px solid color-mix(in srgb, var(--text) 68%, transparent); border-radius: 2px; opacity: .8; }
.day-cell.ghost { box-shadow: inset 0 0 0 2px var(--accent), 0 0 10px var(--accent-glow); }
.day-cell.ghost-invalid { box-shadow: inset 0 0 0 2px var(--danger); }
.day-cell.selected-flash { animation: cell-pop .25s ease; }
@keyframes cell-pop { 50% { transform: scale(1.35); } }
.canvas-footer { min-height: 50px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 9px 18px; border-top: 1px solid var(--border); }
.range-caption { color: var(--muted); font-size: 10px; }
.legend { display: flex; align-items: center; gap: 5px; color: var(--muted); font-size: 8px; }
.legend i { width: 11px; height: 11px; border-radius: 3px; background: var(--cell-0); }
.legend i[data-level="1"] { background: var(--cell-1); }
.legend i[data-level="2"] { background: var(--cell-2); }
.legend i[data-level="3"] { background: var(--cell-3); }
.legend i[data-level="4"] { background: var(--cell-4); }

.inspector { min-width: 0; padding: 18px; border-left: 1px solid var(--border); background: var(--bg-elevated); overflow-y: auto; }
.inspector-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; margin-bottom: 22px; }
.inspector-header h3 { margin: 3px 0 0; font-size: 20px; letter-spacing: -.025em; }
.subtle-badge { padding: 5px 7px; border: 1px solid var(--border); border-radius: 7px; color: var(--muted); font-size: 9px; }
.inspector-panel { display: none; }
.inspector-panel.active { display: grid; gap: 14px; animation: panel-in .17s ease; }
@keyframes panel-in { from { opacity: 0; transform: translateY(4px); } }
.field-group { display: grid; gap: 12px; }
.field-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.field-heading label, .field > span { color: var(--text-soft); font-size: 10px; font-weight: 700; }
.field-heading span { color: var(--muted); font-size: 9px; }
.strength-buttons { display: grid; grid-template-columns: repeat(5, 1fr); gap: 5px; }
.strength-buttons button { min-width: 0; height: 34px; padding: 0; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--text-soft); font-size: 10px; font-weight: 700; }
.strength-buttons button.active { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.field { display: grid; gap: 7px; min-width: 0; }
.field > span { display: flex; justify-content: space-between; gap: 8px; }
.field output { color: var(--muted); font-size: 9px; }
.field input, .field select, .inline-create input, .inline-create select {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
  background: var(--surface);
  color: var(--text);
  font-size: 11px;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .inline-create input:focus, .inline-create select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.field input[type="range"] { min-height: auto; padding: 0; accent-color: var(--accent); }
.inline-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.inline-fields:has(.field:nth-child(3)) { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.field-help { margin: 0; color: var(--muted); font-size: 9px; line-height: 1.55; }
.tip-card { display: flex; gap: 10px; padding: 11px; border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--border)); border-radius: 10px; background: var(--accent-soft); }
.tip-card > span { width: 26px; height: 26px; flex: 0 0 26px; display: grid; place-items: center; border-radius: 7px; background: color-mix(in srgb, var(--accent) 18%, transparent); color: var(--accent); font-weight: 800; }
.tip-card strong { font-size: 10px; }
.tip-card p { margin: 3px 0 0; color: var(--muted); font-size: 9px; line-height: 1.5; }
.tip-card.neutral { border-color: var(--border); background: var(--surface); }
.tip-card.neutral > span { color: var(--text-soft); background: var(--surface-3); }
.preview-info { min-height: 56px; padding: 10px; border: 1px solid var(--border); border-radius: 9px; background: var(--surface); color: var(--muted); font-size: 9px; line-height: 1.55; }
.preview-info strong { color: var(--text-soft); }
.preview-info.error { border-color: color-mix(in srgb, var(--danger) 38%, var(--border)); background: var(--danger-soft); color: var(--danger); }
.inspector-divider { height: 1px; margin: 22px 0 14px; background: var(--border); }
.settings-disclosure summary { display: flex; align-items: center; justify-content: space-between; list-style: none; color: var(--text-soft); font-size: 10px; font-weight: 750; cursor: pointer; }
.settings-disclosure summary::-webkit-details-marker { display: none; }
.settings-disclosure summary svg { width: 16px; height: 16px; fill: none; stroke: currentColor; transition: transform .15s; }
.settings-disclosure[open] summary svg { transform: rotate(180deg); }
.settings-content { display: grid; gap: 11px; padding-top: 14px; }

.plan-dashboard { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 14px; }
.metric-card { min-height: 116px; display: grid; align-content: center; gap: 3px; padding: 18px 20px; border: 1px solid var(--border); border-radius: 13px; background: var(--surface); }
.metric-card > span { color: var(--muted); font-size: 9px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.metric-card strong { font-size: 28px; letter-spacing: -.04em; }
.metric-card small { color: var(--muted); font-size: 9px; }

.workflow-section { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: 70px; padding-block: 100px; }
.workflow-intro { position: sticky; top: 110px; align-self: start; }
.workflow-intro p { margin: 22px 0 0; color: var(--text-soft); font-size: 14px; line-height: 1.75; }
.workflow-card { min-height: 520px; border: 1px solid var(--border); border-radius: 20px; background: var(--surface); box-shadow: var(--shadow-md); overflow: hidden; }
.demo-lock { min-height: 520px; display: grid; place-items: center; align-content: center; gap: 22px; padding: 50px; text-align: center; }
.lock-art { width: 90px; height: 90px; display: grid; place-items: center; border: 1px solid color-mix(in srgb, var(--accent) 25%, var(--border)); border-radius: 25px; background: var(--accent-soft); box-shadow: 0 20px 60px var(--accent-glow); }
.lock-art::before { content: ""; width: 32px; height: 28px; border: 3px solid var(--accent); border-radius: 7px; background: var(--surface); }
.lock-art span { position: absolute; width: 23px; height: 25px; margin-top: -29px; border: 3px solid var(--accent); border-bottom: 0; border-radius: 13px 13px 0 0; }
.demo-lock strong { font-size: 17px; }
.demo-lock p { max-width: 500px; margin: 8px auto 0; color: var(--muted); }
.demo-lock code { color: var(--text-soft); }
.local-controls { padding: 22px; }
.account-row { display: flex; align-items: center; gap: 12px; padding: 0 0 20px; border-bottom: 1px solid var(--border); }
.account-avatar { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--border-strong); border-radius: 50%; background: var(--surface-3); color: var(--text-soft); font-weight: 800; overflow: hidden; }
.account-avatar img { width: 100%; height: 100%; object-fit: cover; }
.account-copy { flex: 1; min-width: 0; display: grid; }
.account-copy span { color: var(--accent); font-size: 8px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.account-copy strong { margin-top: 2px; font-size: 12px; }
.account-copy small { color: var(--muted); font-size: 9px; }
.workflow-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; padding-top: 18px; }
.workflow-step { min-height: 260px; display: grid; grid-template-columns: 32px 1fr; gap: 12px; padding: 18px; border: 1px solid var(--border); border-radius: 13px; background: var(--bg-elevated); }
.workflow-step.featured { border-color: color-mix(in srgb, var(--accent) 30%, var(--border)); background: linear-gradient(145deg, var(--accent-soft), var(--bg-elevated) 62%); }
.step-number { width: 27px; height: 27px; display: grid; place-items: center; border: 1px solid var(--border-strong); border-radius: 8px; color: var(--muted); font-family: var(--font-mono); font-size: 9px; }
.featured .step-number { border-color: var(--accent); color: var(--accent); }
.step-content { min-width: 0; }
.step-content h3 { margin: 3px 0 0; font-size: 13px; }
.step-content > p { min-height: 42px; margin: 7px 0 14px; color: var(--muted); font-size: 9px; line-height: 1.55; }
.inline-create { display: grid; grid-template-columns: minmax(0, 1fr) 78px; gap: 6px; margin-top: 7px; }
.inline-create .button { grid-column: 1 / -1; }
.result-box { min-height: 47px; margin-top: 8px; padding: 9px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); font-size: 9px; line-height: 1.5; overflow-wrap: anywhere; }
.result-box.muted { color: var(--muted); }
.result-box.success { border-color: color-mix(in srgb, var(--accent) 35%, var(--border)); background: var(--accent-soft); color: var(--accent); }
.result-box.error { border-color: color-mix(in srgb, var(--danger) 35%, var(--border)); background: var(--danger-soft); color: var(--danger); }
.result-box.warning { border-color: color-mix(in srgb, var(--warning) 35%, var(--border)); color: var(--warning); }

.principles-section { padding-bottom: 110px; }
.principles-card { display: grid; grid-template-columns: .8fr 1fr .9fr; align-items: center; gap: 50px; padding: 45px; border: 1px solid color-mix(in srgb, var(--accent) 20%, var(--border)); border-radius: 22px; background: linear-gradient(115deg, var(--surface), color-mix(in srgb, var(--accent) 5%, var(--surface))); }
.principles-card > p { color: var(--text-soft); line-height: 1.75; }
.principles-card > p code { color: var(--accent); }
.commit-example { padding: 18px; border: 1px solid var(--border); border-radius: 11px; background: var(--bg); font-family: var(--font-mono); }
.commit-example span { display: block; color: var(--text); font-size: 10px; }
.commit-example small { display: block; margin-top: 10px; color: var(--muted); font-size: 8px; line-height: 1.7; }
.footer { min-height: 150px; display: flex; align-items: center; gap: 35px; border-top: 1px solid var(--border); }
.footer-brand { min-width: 200px; }
.footer p { max-width: 680px; margin-right: auto; color: var(--muted); font-size: 10px; }
.footer-links { display: flex; gap: 18px; color: var(--text-soft); font-size: 10px; }
.footer-links a:hover { color: var(--accent); }

.dialog { width: min(650px, calc(100% - 28px)); padding: 0; border: 1px solid var(--border-strong); border-radius: 18px; background: var(--surface); color: var(--text); box-shadow: var(--shadow-lg); }
.dialog::backdrop { background: rgba(0, 0, 0, .68); backdrop-filter: blur(6px); }
.dialog-card { padding: 24px; }
.dialog-header { display: flex; justify-content: space-between; gap: 20px; }
.dialog-header h2 { margin: 5px 0 0; font-size: 24px; letter-spacing: -.035em; }
.review-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-top: 22px; }
.review-grid > div { display: grid; gap: 3px; padding: 12px; border: 1px solid var(--border); border-radius: 9px; background: var(--bg-elevated); }
.review-grid span { color: var(--muted); font-size: 8px; text-transform: uppercase; letter-spacing: .08em; }
.review-grid strong { overflow: hidden; font-size: 11px; text-overflow: ellipsis; }
.review-grid .review-total { grid-column: 1 / -1; grid-template-columns: 1fr auto; align-items: center; }
.review-total strong { color: var(--accent); font-size: 24px; }
.safety-sequence { display: grid; gap: 7px; margin: 15px 0; }
.safety-sequence > div { display: flex; align-items: center; gap: 9px; }
.safety-sequence span { width: 22px; height: 22px; display: grid; place-items: center; flex: 0 0 22px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-size: 8px; font-weight: 800; }
.safety-sequence p { margin: 0; color: var(--text-soft); font-size: 10px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.dialog-note { margin: 14px 0 0; color: var(--muted); font-size: 9px; line-height: 1.55; }
.small-dialog { max-width: 480px; }
.small-dialog p { color: var(--text-soft); }
.danger-text { color: var(--danger); }

.toast-region { position: fixed; z-index: 500; right: 18px; bottom: 18px; display: grid; gap: 8px; pointer-events: none; }
.toast { width: min(360px, calc(100vw - 36px)); padding: 12px 14px; border: 1px solid var(--border-strong); border-radius: 10px; background: var(--surface-2); box-shadow: var(--shadow-md); color: var(--text-soft); font-size: 11px; animation: toast-in .22s ease; }
.toast.success { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.toast.error { border-color: color-mix(in srgb, var(--danger) 45%, var(--border)); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }
.cell-tooltip { position: fixed; z-index: 450; max-width: 230px; padding: 9px 10px; border: 1px solid var(--border-strong); border-radius: 8px; background: var(--surface-3); box-shadow: var(--shadow-md); color: var(--text-soft); font-size: 9px; pointer-events: none; }
.cell-tooltip strong { display: block; margin-bottom: 4px; color: var(--text); font-size: 10px; }

body.local-mode .hero { min-height: 560px; padding-block: 70px; }
body.local-mode .hero h1 { font-size: clamp(48px, 5.5vw, 76px); }
body.local-mode #demo-lock { display: none; }

:focus-visible { outline: 2px solid var(--info); outline-offset: 2px; }

@media (max-width: 1180px) {
  .topbar { grid-template-columns: 220px 1fr auto; }
  .save-state, .topbar-label { display: none; }
  .hero { grid-template-columns: 1fr .85fr; gap: 35px; }
  .studio-shell { grid-template-columns: 76px minmax(510px, 1fr) 292px; }
  .workflow-section { grid-template-columns: 300px 1fr; gap: 35px; }
  .principles-card { grid-template-columns: 1fr 1fr; }
  .commit-example { grid-column: 1 / -1; }
}

@media (max-width: 960px) {
  .section-shell { width: min(100% - 30px, 760px); }
  .topbar { grid-template-columns: 1fr auto; }
  .topbar-center { display: none; }
  .hero { grid-template-columns: 1fr; height: auto; min-height: auto; padding-block: 70px; }
  .hero-copy { max-width: 760px; }
  .hero-visual { min-height: 430px; }
  .trust-strip { grid-template-columns: repeat(2, 1fr); }
  .trust-strip > div:nth-child(2) { border-right: 0; }
  .trust-strip > div:nth-child(-n+2) { border-bottom: 1px solid var(--border); }
  .studio-shell { width: calc(100% - 30px); grid-template-columns: 68px minmax(650px, 1fr); overflow-x: auto; }
  .inspector { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; border-top: 1px solid var(--border); border-left: 0; }
  .inspector-header, .inspector-divider { grid-column: 1 / -1; }
  .inspector-panel.active { align-self: start; }
  .settings-disclosure { grid-column: 2; grid-row: 2; }
  .plan-dashboard { grid-template-columns: repeat(2, 1fr); }
  .workflow-section { grid-template-columns: 1fr; }
  .onboarding-paths { grid-template-columns: 1fr; }
  .workflow-intro { position: static; max-width: 650px; }
  .principles-card { grid-template-columns: 1fr; }
  .commit-example { grid-column: auto; }
  .footer { flex-wrap: wrap; padding-block: 35px; }
}

@media (max-width: 680px) {
  :root { --topbar-height: 60px; }
  .topbar { height: 60px; padding: 0 12px; }
  .brand-copy small { display: none; }
  .topbar-actions { gap: 1px; }
  .mode-pill { max-width: 34px; padding: 0 12px; overflow: hidden; }
  .mode-pill span:last-child { display: none; }
  .hero { padding-block: 55px; }
  .hero h1 { font-size: 50px; }
  .hero-copy > p { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .terminal-command { padding-right: 62px; }
  .hero-visual { min-height: 350px; }
  .card-main { inset: 30px 5px 40px 5px; transform: none; }
  .mini-graph { height: 240px; gap: 3px; }
  .card-tool { left: -5px; bottom: 15px; }
  .card-safe { right: -5px; top: 8px; }
  .trust-strip { grid-template-columns: 1fr; }
  .trust-strip > div { border-right: 0; border-bottom: 1px solid var(--border); }
  .trust-strip > div:last-child { border-bottom: 0; }
  .studio-heading { align-items: flex-start; flex-direction: column; }
  .heading-actions { width: 100%; }
  .heading-actions .button { flex: 1; }
  .studio-shell { display: block; width: calc(100% - 30px); overflow: hidden; }
  .tool-rail { position: sticky; z-index: 20; top: 60px; flex-direction: row; padding: 6px; border-right: 0; border-bottom: 1px solid var(--border); }
  .tool-button { flex: 1; min-height: 47px; }
  .tool-button svg { width: 17px; height: 17px; }
  .tool-rail-spacer { display: none; }
  .canvas-toolbar { flex-wrap: wrap; }
  .toggle-field { margin-left: 0; }
  .canvas-zoom { margin-left: auto; }
  .canvas-scroll { min-height: 400px; padding: 42px 20px 30px; }
  .inspector { display: block; padding: 18px; border-top: 1px solid var(--border); }
  .settings-disclosure { margin-top: 22px; }
  .plan-dashboard { grid-template-columns: 1fr 1fr; }
  .metric-card { min-height: 96px; padding: 14px; }
  .workflow-grid { grid-template-columns: 1fr; }
  .workflow-step { min-height: auto; }
  .workflow-card { border-radius: 15px; }
  .demo-lock { min-height: 430px; padding: 30px 20px; }
  .principles-card { padding: 28px; }
  .review-grid { grid-template-columns: 1fr; }
  .review-grid .review-total { grid-column: auto; }
  .dialog-actions { flex-direction: column; }
  .dialog-actions .button { width: 100%; }
  .footer-links { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* 2026 interface refresh — shared by the hosted canvas and local studio. */
:root {
  --bg: #090b0c;
  --bg-elevated: #0d1011;
  --surface: #111516;
  --surface-2: #161b1c;
  --surface-3: #1c2223;
  --surface-hover: #202728;
  --border: #242b2c;
  --border-strong: #364041;
  --text: #f3f7f4;
  --text-soft: #aeb9b2;
  --muted: #6f7c74;
  --accent: #78e69b;
  --accent-strong: #50cf79;
  --accent-ink: #071109;
  --accent-soft: rgba(120, 230, 155, .095);
  --accent-glow: rgba(80, 207, 121, .16);
  --cell-0: #1b2120;
  --cell-1: #163e25;
  --cell-2: #1e6a36;
  --cell-3: #2ba451;
  --cell-4: #78e69b;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .24);
  --shadow-md: 0 20px 60px rgba(0, 0, 0, .24);
  --shadow-lg: 0 32px 90px rgba(0, 0, 0, .34);
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --topbar-height: 72px;
}

html[data-theme="light"] {
  --bg: #f4f6f3;
  --bg-elevated: #fafbf9;
  --surface: #ffffff;
  --surface-2: #f1f4f0;
  --surface-3: #e8ede8;
  --surface-hover: #e2e8e2;
  --border: #dce3dc;
  --border-strong: #c7d1c8;
  --text: #121814;
  --text-soft: #4b5850;
  --muted: #758078;
  --accent: #22994d;
  --accent-strong: #177c3b;
  --accent-ink: #ffffff;
  --accent-soft: rgba(34, 153, 77, .08);
  --accent-glow: rgba(34, 153, 77, .12);
  --cell-0: #e6ebe6;
  --cell-1: #b9dfc3;
  --cell-2: #7acb90;
  --cell-3: #3dad61;
  --cell-4: #208b47;
}

body {
  background:
    radial-gradient(900px 480px at 75% 0%, var(--accent-soft), transparent 67%),
    var(--bg);
  letter-spacing: -.006em;
  overflow-x: hidden;
}

main { display: flex; flex-direction: column; }
.hero { order: 1; }
.trust-strip { order: 2; }
.studio-section { order: 3; }
.onboarding-section { order: 4; }
.workflow-section { order: 5; }
.principles-section { order: 6; }

.section-shell { width: min(1240px, calc(100% - 64px)); }

.topbar {
  height: var(--topbar-height);
  grid-template-columns: minmax(220px, 1fr) minmax(260px, 460px) minmax(340px, 1fr);
  padding-inline: max(24px, calc((100vw - 1440px) / 2));
  border-color: color-mix(in srgb, var(--border) 72%, transparent);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  box-shadow: 0 1px rgba(255,255,255,.015);
}
.brand { gap: 12px; }
.brand-mark { width: 36px; height: 36px; border-radius: 11px; background: var(--surface); }
.brand-copy strong { font-size: 13px; }
.brand-copy small { font-size: 8px; letter-spacing: .13em; }
.plan-title-field input { padding-block: 9px; color: var(--muted); font-size: 12px; }
.save-state { font-size: 10px; }
.mode-pill { height: 36px; padding-inline: 13px; background: var(--surface); font-size: 10px; }
.scroll-progress { height: 2px; }

.button {
  min-height: 40px;
  padding: 10px 15px;
  border-radius: 10px;
  font-size: 11px;
  box-shadow: none;
}
.button-large { min-height: 48px; padding-inline: 20px; border-radius: 12px; font-size: 12px; }
.button-primary { box-shadow: 0 8px 28px var(--accent-glow); }
.icon-button { width: 38px; height: 38px; border-radius: 10px; }

.hero {
  height: auto;
  min-height: 650px;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, .92fr);
  gap: 78px;
  padding-block: 96px 80px;
}
.hero-copy { max-width: 700px; }
.eyebrow { margin-bottom: 24px; }
.eyebrow span { padding: 7px 10px; border-color: var(--border); background: color-mix(in srgb, var(--surface) 72%, transparent); color: var(--text-soft); font-size: 8px; }
.eyebrow span:first-child { border-color: color-mix(in srgb, var(--accent) 35%, var(--border)); background: var(--accent-soft); color: var(--accent); }
.hero h1 { max-width: 760px; font-size: clamp(55px, 5.8vw, 82px); line-height: .94; letter-spacing: -.058em; }
.hero h1 em { display: inline-block; color: var(--accent); }
.hero-copy > p { max-width: 650px; margin-top: 26px; color: var(--text-soft); font-size: 16px; line-height: 1.72; }
.hero-actions { flex-wrap: wrap; margin-top: 30px; }
.terminal-command { margin-top: 18px; padding-block: 13px; border-radius: 11px; background: var(--surface); }
.terminal-command code { font-size: 10px; }
.copy-button { min-height: 28px; padding-inline: 10px; }
.hero-visual { min-height: 440px; }
.visual-glow { inset: 16% 8% 2%; opacity: .9; filter: blur(88px); }
.card-main {
  inset: 32px 0 48px 16px;
  padding: 0 19px 20px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 22px;
  transform: perspective(1200px) rotateY(-4deg) rotateX(1deg);
}
.mini-window-bar { height: 48px; flex: 0 0 48px; }
.mini-graph {
  height: auto;
  min-height: 0;
  flex: 1;
  padding-top: 28px;
  grid-template-rows: repeat(7, minmax(0, 1fr));
  gap: 4px;
}
.mini-graph i { min-width: 0; min-height: 0; border-radius: 2px; }
.card-tool, .card-safe { padding: 13px 16px; border-radius: 14px; }
.card-tool { left: -14px; bottom: 38px; }
.card-safe { right: -12px; top: 14px; }

.trust-strip {
  width: min(1440px, calc(100% - 48px));
  margin-inline: auto;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  background: color-mix(in srgb, var(--surface) 64%, transparent);
}
.trust-strip > div { min-height: 100px; padding: 22px 26px; }
.trust-strip strong { font-size: 11px; }
.trust-strip span { max-width: 245px; font-size: 9px; line-height: 1.55; }

.studio-section { padding: 112px 0 104px; }
.studio-heading { align-items: end; margin-bottom: 30px; }
.studio-heading-copy { max-width: 650px; }
.studio-heading h2, .workflow-intro h2, .principles-card h2, .onboarding-heading h2 { font-size: clamp(34px, 3.6vw, 52px); line-height: 1.02; }
.studio-heading-copy p { max-width: 560px; margin: 14px 0 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.section-kicker { font-size: 9px; letter-spacing: .15em; }

.studio-shell {
  width: min(1440px, calc(100% - 48px));
  min-height: 670px;
  grid-template-columns: 76px minmax(650px, 1fr) 326px;
  border-radius: 22px;
  background: var(--surface);
  box-shadow: 0 0 0 1px rgba(255,255,255,.015), var(--shadow-lg);
}
.tool-rail { padding: 12px 9px; background: var(--bg-elevated); }
.tool-button { min-height: 62px; border-radius: 11px; font-size: 9px; }
.tool-button svg { width: 19px; height: 19px; }
.canvas-panel { background: color-mix(in srgb, var(--bg-elevated) 82%, var(--surface)); }
.canvas-toolbar { min-height: 64px; padding-inline: 20px; gap: 18px; }
.segmented { padding: 4px; border-radius: 10px; background: var(--bg); }
.segmented button { min-height: 30px; padding-inline: 12px; border-radius: 7px; }
.segmented button.active { background: var(--surface-3); }
.canvas-scroll { min-height: 490px; padding: 70px 42px 42px; }
.canvas-footer { min-height: 54px; padding-inline: 20px; }
.inspector { padding: 24px 22px; background: var(--bg-elevated); }
.inspector-header { margin-bottom: 26px; }
.inspector-header h3 { margin-top: 5px; font-size: 22px; }
.subtle-badge { padding: 6px 8px; border-radius: 8px; }
.field-group { gap: 14px; }
.field input, .field select, .inline-create input, .inline-create select { min-height: 42px; padding-inline: 12px; border-radius: 9px; background: var(--surface); }
.strength-buttons { gap: 6px; }
.strength-buttons button { height: 38px; border-radius: 9px; }
.tip-card { padding: 13px; border-radius: 11px; }
.tip-card p, .field-help { font-size: 9px; line-height: 1.62; }
.inspector-divider { margin-block: 26px 17px; }
.settings-content { gap: 13px; padding-top: 16px; }

.plan-dashboard { gap: 10px; margin-top: 12px; }
.metric-card { min-height: 106px; padding-inline: 22px; border-radius: 14px; background: color-mix(in srgb, var(--surface) 86%, transparent); }
.metric-card strong { font-size: 30px; }

.onboarding-section {
  width: min(1240px, calc(100% - 64px));
  padding: 112px 0;
  border-top: 1px solid var(--border);
  background: none;
}
.onboarding-heading { max-width: 720px; margin-bottom: 30px; }
.onboarding-heading h2 { margin-top: 12px; }
.onboarding-heading p { max-width: 670px; font-size: 15px; }
.beginner-callout { max-width: none; margin-bottom: 18px; padding: 17px 18px; border-color: var(--border); background: var(--surface); }
.beginner-callout-icon { background: var(--surface-3); color: var(--text-soft); }
.beginner-callout strong { font-size: 11px; }
.beginner-callout p { font-size: 11px; }
.onboarding-paths { gap: 14px; }
.onboarding-path { padding: 28px; border-radius: 18px; box-shadow: none; }
.onboarding-path-featured { background: linear-gradient(145deg, var(--accent-soft), var(--surface) 56%); box-shadow: none; }
.onboarding-path-featured::before { inset-inline: 32px; }
.onboarding-path h3 { margin-top: 26px; font-size: 22px; }
.onboarding-path li { padding-block: 6px; font-size: 12px; }
.path-note { margin-top: 24px; border-left: 0; border-radius: 10px; }

.workflow-section { grid-template-columns: minmax(280px, 360px) minmax(0, 1fr); gap: 72px; padding-block: 112px; }
.workflow-intro h2 { font-size: clamp(32px, 3.3vw, 48px); }
.workflow-intro p { font-size: 13px; }
.workflow-card { min-height: 540px; border-radius: 22px; box-shadow: var(--shadow-md); }
.demo-lock { min-height: 540px; gap: 24px; }
.lock-art { width: 84px; height: 84px; border-radius: 23px; box-shadow: none; }
.demo-lock strong { font-size: 18px; }
.demo-lock p { max-width: 470px; font-size: 12px; line-height: 1.7; }
.local-controls { padding: 26px; }
.account-row { padding-bottom: 24px; }
.workflow-grid { gap: 14px; padding-top: 22px; }
.workflow-step { min-height: 270px; padding: 20px; border-radius: 14px; }
.step-content h3 { font-size: 14px; }
.step-content > p { font-size: 10px; }

.principles-section { padding-bottom: 120px; }
.principles-card { gap: 44px; padding: 42px; border-radius: 22px; }
.footer { min-height: 170px; }
.dialog { border-radius: 20px; }
.dialog-card { padding: 28px; }
.review-grid > div, .commit-example, .result-box { border-radius: 10px; }

body.local-mode .hero { min-height: 510px; padding-block: 70px; }
body.local-mode .hero h1 { font-size: clamp(45px, 4.8vw, 68px); }
body.local-mode .hero-visual { min-height: 360px; }
body.local-mode .studio-section { padding-top: 78px; }

@media (max-width: 1180px) {
  .section-shell, .onboarding-section { width: min(100% - 40px, 1040px); }
  .topbar { grid-template-columns: 210px 1fr auto; padding-inline: 20px; }
  .hero { gap: 36px; }
  .hero h1 { font-size: clamp(50px, 6vw, 70px); }
  .studio-shell { grid-template-columns: 70px minmax(590px, 1fr) 300px; }
  .workflow-section { grid-template-columns: 300px 1fr; gap: 42px; }
}

@media (max-width: 960px) {
  .section-shell, .onboarding-section { width: min(100% - 32px, 760px); }
  .hero { grid-template-columns: 1fr; gap: 34px; padding-block: 72px; }
  .hero-visual { min-height: 410px; }
  .trust-strip { width: calc(100% - 32px); }
  .studio-shell { width: calc(100% - 32px); grid-template-columns: 68px minmax(650px, 1fr); }
  .inspector { padding: 22px; }
  .workflow-section { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  :root { --topbar-height: 62px; }
  .section-shell, .onboarding-section { width: calc(100% - 28px); }
  .topbar { height: 62px; padding-inline: 12px; }
  .brand-mark { width: 34px; height: 34px; }
  .topbar-actions #undo-button, .topbar-actions #redo-button { display: none; }
  .hero { padding-block: 56px 44px; }
  .eyebrow { margin-bottom: 20px; }
  .eyebrow span { font-size: 7px; }
  .hero h1 { font-size: clamp(42px, 12vw, 56px); }
  .hero-copy > p { font-size: 14px; line-height: 1.65; }
  .hero-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .hero-actions .button:first-child { grid-column: 1 / -1; }
  .terminal-command { margin-top: 14px; }
  .hero-visual { min-height: 330px; }
  .card-main { inset: 22px 4px 34px; }
  .mini-graph { height: 226px; }
  .card-tool, .card-safe { transform: scale(.88); }
  .trust-strip { width: calc(100% - 28px); border-radius: 14px; }
  .trust-strip > div { min-height: 84px; padding: 18px 20px; }
  .studio-section, .onboarding-section, .workflow-section { padding-block: 82px; }
  .studio-heading { margin-bottom: 22px; }
  .studio-heading h2, .onboarding-heading h2, .workflow-intro h2, .principles-card h2 { font-size: 34px; }
  .studio-shell { width: calc(100% - 28px); border-radius: 17px; }
  .tool-rail { top: 62px; padding: 7px; }
  .canvas-toolbar { min-height: 70px; padding: 12px; gap: 10px; }
  .segmented { width: 100%; }
  .segmented button { flex: 1; }
  .canvas-scroll { min-height: 370px; padding: 46px 20px 34px; }
  .canvas-footer { align-items: flex-start; flex-direction: column; gap: 7px; padding-block: 12px; }
  .plan-dashboard { gap: 8px; }
  .metric-card { min-height: 94px; padding: 14px; }
  .metric-card strong { font-size: 25px; }
  .onboarding-path { padding: 22px; }
  .demo-lock { padding: 34px 22px; }
  .workflow-step { padding: 17px; }
  .principles-card { padding: 26px; }
  .footer { gap: 22px; }
}