:root {
  color-scheme: light;
  --primary: #0f766e;
  --primary-hover: #115e59;
  --primary-active: #134e4a;
  --accent-soft: #f0fdfa;
  --background: #f8fafc;
  --surface: #ffffff;
  --secondary-surface: #f1f5f9;
  --ink: #0f172a;
  --body: #475569;
  --muted: #64748b;
  --border: #e2e8f0;
  --control-border: #7c8aa0;
  --success: #166534;
  --warning: #92400e;
  --error: #b91c1c;
  --radius-control: 10px;
  --radius-card: 16px;
  --max-width: 1040px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; background: var(--background); color: var(--ink); font-family: var(--font); font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
button, input, textarea { font: inherit; }
button, a, input, textarea, summary { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; }
button, input, textarea { border-radius: 0; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
svg { display: block; flex-shrink: 0; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-weight: 600; text-wrap: pretty; }
h1 { font-size: 2rem; line-height: 1.5; letter-spacing: -.035em; }
h2 { font-size: 1.5rem; line-height: 1.5; letter-spacing: -.025em; }
h3 { font-size: 1.125rem; line-height: 1.5; }
p { color: var(--body); text-wrap: pretty; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
::selection { background: #ccfbf1; color: var(--primary-active); }
.container { width: min(var(--max-width), calc(100% - 64px)); margin-inline: auto; }
.text-muted { color: var(--muted); font-size: .875rem; }
.section { padding-block: var(--space-16); }
.section-white { background: var(--surface); }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--space-6); margin-bottom: var(--space-8); }
.eyebrow { color: var(--primary); font-size: .875rem; margin-bottom: var(--space-3); font-weight: 500; }
.heading-description { font-size: .875rem; line-height: 1.8; }
.section-note { margin-top: var(--space-6); font-size: .875rem; color: var(--muted); }
.button { min-height: 44px; display: inline-flex; gap: var(--space-2); justify-content: center; align-items: center; padding: 10px 16px; border: 1px solid transparent; border-radius: var(--radius-control); font-size: .875rem; font-weight: 500; line-height: 1.5; text-align: center; transition: background-color 150ms, border-color 150ms, color 150ms; }
.button-primary { background: var(--primary); color: white; min-height: 48px; padding-inline: var(--space-6); }
.button-primary:hover:not(:disabled) { background: var(--primary-hover); }
.button-primary:active:not(:disabled) { background: var(--primary-active); }
.button-secondary { background: var(--surface); color: var(--body); border-color: var(--control-border); }
.button-secondary:hover:not(:disabled) { background: var(--secondary-surface); border-color: var(--body); }
.button-secondary:active:not(:disabled) { background: var(--border); }
.button:disabled { background: var(--border); border-color: var(--border); color: var(--body); }
.inline-link { border: 0; background: transparent; display: inline-flex; gap: var(--space-2); align-items: center; min-height: 44px; font-size: .875rem; font-weight: 500; color: var(--primary); padding: 0; }
.inline-link:hover { color: var(--primary-active); text-decoration: underline; text-underline-offset: 4px; }
.tag { display: inline-flex; align-items: center; align-self: flex-start; font-size: .8125rem; line-height: 1.5; font-weight: 500; color: var(--body); background: var(--secondary-surface); border-radius: 6px; padding: 4px 8px; }
.tag-accent { color: var(--primary); background: var(--accent-soft); }
.skip-link { position: absolute; z-index: 20; top: 8px; left: 16px; background: white; color: var(--primary); padding: 12px 16px; border: 1px solid var(--primary); border-radius: var(--radius-control); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

/* Brand and navigation */
.site-header { background: var(--surface); border-bottom: 1px solid var(--border); }
.nav { min-height: 64px; display: flex; justify-content: space-between; align-items: center; gap: var(--space-6); padding-block: var(--space-2); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 1rem; font-weight: 600; letter-spacing: -.03em; }
.brand-mark { color: var(--primary); }
.nav-links { display: flex; gap: var(--space-8); margin-left: auto; }
.nav-links a { display: flex; align-items: center; min-height: 44px; font-size: .875rem; color: var(--body); }
.nav-links a:hover { color: var(--primary); }
.nav-cta { border-color: var(--border); color: var(--primary); }

/* The tool itself is the hero's product demonstration. */
.hero { display: grid; grid-template-columns: minmax(0, .94fr) minmax(0, 1fr); gap: var(--space-12); padding-block: var(--space-12) var(--space-16); align-items: start; }
.hero-copy { padding-top: var(--space-6); min-width: 0; }
.hero h1 { margin-bottom: var(--space-6); }
.hero-description { line-height: 1.9; max-width: 29em; }
.hero-actions { display: flex; gap: var(--space-4); align-items: center; flex-wrap: wrap; margin-top: var(--space-8); }
.hero-actions .button { background: transparent; min-width: 128px; }
.hero-note { display: flex; gap: var(--space-2); align-items: flex-start; margin-top: var(--space-4); }
.hero-note p { font-size: .8125rem; color: var(--muted); max-width: 30em; }
.check { color: var(--primary); font-size: 14px; }
.hero-notebook { margin-top: var(--space-12); border-left: 2px solid var(--primary); padding: 0 0 0 var(--space-6); }
.notebook-label { font-size: .875rem; color: var(--body); margin-bottom: 12px; }
.notebook-source { color: var(--muted); font-size: .875rem; margin-bottom: var(--space-3); }
.notebook-title { display: flex; align-items: flex-end; gap: var(--space-3); position: relative; }
.notebook-title > p { font-size: 1.25rem; color: var(--ink); font-weight: 500; line-height: 1.6; letter-spacing: -.02em; }
.quote-mark { color: var(--primary); font-size: 2rem; align-self: flex-start; line-height: 1.4; }
.notebook-tag { font-size: .8125rem; color: var(--muted); margin-bottom: var(--space-1); }
.generator-panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-card); padding: var(--space-6); scroll-margin-top: var(--space-6); min-width: 0; }
.panel-header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-6); }
.panel-header h2 { font-size: 1.125rem; }
.field-heading { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-2); }
label, legend { font-size: .875rem; font-weight: 500; }
.required-note { color: var(--muted); font-weight: 400; font-size: .8125rem; margin-left: 4px; }
.text-button { min-height: 44px; font-size: .8125rem; color: var(--primary); padding: 8px 0; background: transparent; border: 0; }
.text-button:hover { text-decoration: underline; text-underline-offset: 4px; }
textarea, input[type="text"] { display: block; width: 100%; background: var(--surface); border: 1px solid var(--control-border); border-radius: var(--radius-control); color: var(--ink); font-size: 1rem; line-height: 1.65; padding: 12px; transition: border-color 150ms; }
textarea { min-height: 240px; resize: vertical; }
textarea::placeholder, input::placeholder { color: var(--muted); opacity: 1; }
textarea:focus, input[type="text"]:focus { outline: 2px solid var(--primary); outline-offset: 2px; border-color: var(--primary); }
textarea[aria-invalid="true"] { border-color: var(--error); }
.input-meta { display: flex; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-2); font-size: .8125rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.over-limit { color: var(--error); font-weight: 500; }
.field-error { margin-top: 8px; color: var(--error); font-size: .875rem; }
.settings { margin-top: var(--space-4); border-top: 1px solid var(--border); }
summary { cursor: pointer; }
.settings > summary { display: flex; align-items: center; gap: var(--space-2); min-height: 52px; list-style: none; font-size: .875rem; }
summary::-webkit-details-marker { display: none; }
.settings-value { margin-left: auto; color: var(--muted); font-size: .8125rem; }
.chevron { width: 7px; height: 7px; border-right: 1.5px solid var(--muted); border-bottom: 1.5px solid var(--muted); transform: rotate(45deg); margin: -3px 4px 0; }
.settings[open] .chevron { transform: rotate(225deg); margin-top: 3px; }
.settings-body { padding: 4px 0 var(--space-6); }
.settings-body > label { display: block; margin-bottom: var(--space-2); }
.settings-body input[type="text"] { min-height: 48px; }
.field-help { color: var(--muted); font-size: .8125rem; margin-top: var(--space-2); }
fieldset { padding: 0; margin: var(--space-6) 0 0; border: 0; min-width: 0; }
legend { padding: 0; margin-bottom: var(--space-2); }
.style-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-2); }
.style-option { min-height: 44px; display: flex; align-items: center; justify-content: center; gap: var(--space-2); padding: 8px; border: 1px solid var(--control-border); border-radius: var(--radius-control); color: var(--body); cursor: pointer; font-size: .8125rem; }
.style-option input { accent-color: var(--primary); margin: 0; width: 14px; height: 14px; }
.style-option:has(input:checked) { border-color: var(--primary); background: var(--accent-soft); color: var(--primary); }
.style-option:has(input:focus-visible) { outline: 2px solid var(--primary); outline-offset: 2px; }
.generate-button { width: 100%; margin-top: var(--space-2); }
.generator-disclosure { font-size: .8125rem; line-height: 1.7; color: var(--muted); margin-top: var(--space-3); }
.is-loading > svg { display: none; }
.is-loading::before { content: ""; width: 16px; height: 16px; border: 2px solid var(--control-border); border-top-color: var(--primary); border-radius: 50%; animation: spin 900ms linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Generated output and reusable title cards */
.generated-section { padding-bottom: var(--space-16); }
.results-heading { align-items: center; margin-bottom: var(--space-4); }
.results-disclosure { margin-bottom: var(--space-6); font-size: .875rem; }
.generated-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.title-card { min-width: 0; border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--surface); padding: var(--space-6); }
.title-card.recommended { border-color: var(--primary); }
.card-labels { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-3); }
.title-card h3 { font-size: 1.25rem; line-height: 1.5; overflow-wrap: anywhere; color: var(--ink); }
.title-reason { margin-top: var(--space-3); font-size: .875rem; line-height: 1.8; }
.card-footer { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-4); }
.card-count { color: var(--muted); font-size: .8125rem; font-variant-numeric: tabular-nums; }
.copy-button { font-size: .8125rem; min-height: 44px; padding: 8px 12px; }
.copy-button svg { width: 14px; height: 14px; }

/* Benefits and three-step flow */
.benefits { padding-block: var(--space-12); }
.benefits .section-heading { margin-bottom: var(--space-8); }
.benefits h2 { font-size: 1.25rem; }
.benefit-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-8); }
.line-icon { color: var(--primary); width: 24px; height: 24px; margin-bottom: var(--space-4); }
.benefit-grid h3 { font-size: 1rem; margin-bottom: var(--space-2); }
.benefit-grid p { font-size: 1rem; line-height: 1.8; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-8); }
.steps li { display: flex; gap: var(--space-4); align-items: flex-start; }
.step-number { font-variant-numeric: tabular-nums; color: var(--primary); font-size: 1.75rem; line-height: 1.1; font-weight: 500; }
.steps h3 { font-size: 1rem; margin-bottom: var(--space-2); }
.steps p { font-size: 1rem; line-height: 1.8; }

/* A working expression comparison, not a decorative screenshot. */
.feature-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1fr); gap: var(--space-16); align-items: center; }
.feature-copy h2 { font-size: 1.75rem; margin-bottom: var(--space-4); }
.feature-copy > p:not(.eyebrow) { font-size: 1rem; max-width: 29em; line-height: 1.9; }
.feature-points { display: grid; gap: var(--space-6); margin-top: var(--space-8); }
.feature-points h3 { font-size: 1rem; margin-bottom: var(--space-2); }
.feature-points p { font-size: 1rem; }
.feature-demo { background: var(--background); border-radius: var(--radius-card); padding: var(--space-6); min-width: 0; }
.demo-label { color: var(--muted); font-size: .8125rem; margin-bottom: var(--space-4); }
.feature-style-tabs { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-6); }
.feature-style { min-height: 44px; padding: 8px 12px; border: 1px solid var(--control-border); background: var(--surface); border-radius: var(--radius-control); font-size: .8125rem; color: var(--body); }
.feature-style.active { border-color: var(--primary); color: var(--primary); background: var(--accent-soft); }
.feature-style:hover { border-color: var(--primary); }
.feature-output { background: var(--surface); border: 1px solid var(--border); padding: var(--space-6); border-radius: var(--radius-card); }
.feature-output h3 { font-size: 1.25rem; line-height: 1.6; }
.feature-output > p { margin-top: var(--space-3); font-size: .875rem; }
.feature-output-footer { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); margin-top: var(--space-6); }
.feature-output-footer > span { color: var(--muted); font-size: .8125rem; }

/* Editable source sits beside a real, copyable result list. */
.example-layout { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: var(--space-8); align-items: start; }
.example-source { min-width: 0; }
.example-tabs { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-6); }
.example-tab { padding: 8px 12px; min-height: 44px; border: 1px solid transparent; background: transparent; color: var(--body); font-size: .875rem; border-radius: var(--radius-control); }
.example-tab.active { border-color: var(--primary); color: var(--primary); background: var(--accent-soft); }
.example-tab:hover { color: var(--primary); }
.source-note { padding: var(--space-6); border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--surface); }
.source-note .demo-label { margin-bottom: var(--space-2); }
.source-note h3 { margin-bottom: var(--space-4); }
.source-note > p:not(.demo-label) { font-size: 1rem; line-height: 1.9; }
.source-audience { color: var(--muted); margin-block: var(--space-6) var(--space-3); }
.source-audience span { color: var(--body); }
.example-source .section-note { font-size: .8125rem; }
.example-results { display: grid; gap: var(--space-4); }
.show-more { min-height: 48px; margin-top: var(--space-4); width: 100%; border-radius: var(--radius-control); border: 1px solid var(--control-border); background: transparent; color: var(--body); font-size: .875rem; }
.show-more:hover { background: var(--surface); border-color: var(--primary); color: var(--primary); }

/* Pricing is a capability preview: only the free demonstration is available. */
.pricing-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-6); }
.plan { border: 1px solid var(--border); border-radius: var(--radius-card); padding: var(--space-8); display: flex; flex-direction: column; }
.plan-free { border-color: var(--primary); background: var(--accent-soft); }
.plan-top { display: flex; gap: var(--space-3); justify-content: space-between; align-items: center; }
.plan-top h3 { font-size: 1.125rem; }
.plan-free .tag { background: var(--surface); }
.plan-price { color: var(--ink); font-size: 2rem; line-height: 1.4; font-weight: 600; margin-block: var(--space-6) var(--space-2); font-variant-numeric: tabular-nums; }
.plan-price span { font-size: .875rem; font-weight: 400; color: var(--body); }
.plan-status { color: var(--body); font-size: 1.75rem; line-height: 2; margin-block: var(--space-6) var(--space-2); font-weight: 500; }
.plan-description { font-size: 1rem; }
.plan-list { list-style: none; margin: var(--space-6) 0 var(--space-8); padding: 0; display: grid; gap: var(--space-3); }
.plan-list li { color: var(--body); font-size: 1rem; padding-left: var(--space-6); position: relative; }
.plan-list li::before { content: "✓"; color: var(--primary); position: absolute; left: 0; }
.plan-future .plan-list li::before { content: "·"; font-size: 20px; line-height: 1.1; color: var(--muted); }
.plan .button { margin-top: auto; width: 100%; }
.future-note { margin-top: auto; border-top: 1px solid var(--border); padding-top: var(--space-4); min-height: 48px; font-size: .875rem; color: var(--muted); }

/* Native details and dialog preserve keyboard and screen-reader behavior. */
.faq-layout { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: var(--space-16); }
.faq-intro { font-size: .875rem; margin-top: var(--space-4); line-height: 1.9; }
.faq-list { border-top: 1px solid var(--border); }
.faq-list details { border-bottom: 1px solid var(--border); }
.faq-list summary { display: flex; gap: var(--space-6); align-items: center; justify-content: space-between; list-style: none; min-height: 64px; padding-block: var(--space-4); font-size: 1rem; font-weight: 500; line-height: 1.6; }
.faq-plus { flex: 0 0 14px; height: 14px; position: relative; color: var(--muted); }
.faq-plus::before, .faq-plus::after { position: absolute; content: ""; background: currentColor; }
.faq-plus::before { width: 14px; height: 1.5px; left: 0; top: 6px; }
.faq-plus::after { width: 1.5px; height: 14px; left: 6px; top: 0; }
.faq-list details[open] .faq-plus::after { display: none; }
.faq-list details p { padding: 0 var(--space-8) var(--space-6) 0; font-size: 1rem; line-height: 1.9; max-width: 60ch; }
.bottom-cta { background: var(--accent-soft); padding-block: var(--space-16); }
.cta-layout { display: flex; align-items: center; justify-content: space-between; gap: var(--space-8); }
.cta-layout h2 { font-size: 1.75rem; line-height: 1.6; }
.cta-layout p:not(.eyebrow) { margin-top: var(--space-4); font-size: .875rem; }
.cta-layout .button { min-width: 216px; }
.site-footer { background: var(--surface); padding-top: var(--space-8); }
.footer-main { display: flex; gap: var(--space-8); justify-content: space-between; align-items: center; padding-bottom: var(--space-8); }
.footer-brand { font-size: .875rem; }
.footer-main p { margin-top: var(--space-2); color: var(--muted); font-size: .8125rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-6); align-items: center; }
.footer-links > * { padding: 8px 0; font-size: .8125rem; color: var(--body); min-height: 44px; display: flex; align-items: center; background: none; border: 0; }
.footer-links > *:hover { color: var(--primary); text-decoration: underline; text-underline-offset: 4px; }
.footer-bottom { display: flex; gap: var(--space-4); justify-content: space-between; border-top: 1px solid var(--border); padding-block: var(--space-6); color: var(--muted); font-size: .8125rem; }
.policy-dialog { width: min(560px, calc(100% - 32px)); max-height: calc(100dvh - 48px); overflow: auto; border: 1px solid var(--border); border-radius: var(--radius-card); padding: var(--space-8); background: var(--surface); color: var(--ink); }
.policy-dialog::backdrop { background: rgb(15 23 42 / .45); }
.dialog-heading { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-4); }
.dialog-heading h2 { font-size: 1.25rem; }
.dialog-heading .dialog-close { width: 44px; height: 44px; display: grid; place-items: center; border: 0; background: var(--secondary-surface); border-radius: var(--radius-control); font-size: 24px; }
.policy-dialog p { font-size: .875rem; margin-bottom: var(--space-4); line-height: 1.9; }
.toast { position: fixed; z-index: 10; left: 50%; bottom: max(24px, env(safe-area-inset-bottom)); transform: translateX(-50%); max-width: calc(100% - 32px); border-radius: var(--radius-control); padding: 12px 20px; background: var(--ink); color: white; font-size: .875rem; text-align: center; }

@media (max-width: 1023px) {
  .container { width: min(var(--max-width), calc(100% - 48px)); }
  .hero { grid-template-columns: 1fr; gap: var(--space-8); }
  .hero-copy { padding-top: 0; }
  .hero-description { max-width: 38em; }
  .hero-notebook { display: none; }
  .generator-panel { max-width: 720px; width: 100%; }
  .feature-layout { gap: var(--space-8); }
  .feature-copy h2 { font-size: 1.5rem; }
  .example-layout { grid-template-columns: minmax(0, .9fr) minmax(0, 1.2fr); gap: var(--space-6); }
  .example-tabs { gap: 0; }
  .example-tab { padding-inline: 8px; }
  .faq-layout { grid-template-columns: 220px minmax(0, 1fr); gap: var(--space-8); }
  .nav-links { gap: var(--space-4); }
  .plan { padding: var(--space-6); }
  .footer-main { align-items: flex-start; }
  .footer-links { gap: 12px; }
}

@media (max-width: 767px) {
  .container { width: calc(100% - 32px); }
  h1 { font-size: 1.75rem; line-height: 1.5; letter-spacing: -.04em; }
  h2 { font-size: 1.25rem; line-height: 1.5; }
  .section { padding-block: var(--space-12); }
  .section-heading { flex-direction: column; align-items: flex-start; gap: var(--space-3); margin-bottom: var(--space-6); }
  .nav { min-height: 56px; gap: var(--space-2); }
  .brand { font-size: .875rem; gap: 8px; min-height: 44px; }
  .brand-mark { width: 28px; height: 28px; }
  .nav { flex-wrap: wrap; }
  .nav .inline-link { min-width: 44px; }
  .nav-links { display: flex; order: 1; flex: 0 0 100%; flex-wrap: wrap; gap: 0 var(--space-4); margin-left: 0; }
  .nav-links a { min-width: 44px; }
  .nav-cta { font-size: .8125rem; padding-inline: 10px; min-height: 44px; }
  .hero { padding-block: var(--space-8) var(--space-12); gap: var(--space-8); }
  .hero .eyebrow { font-size: .8125rem; }
  .hero h1 { margin-bottom: var(--space-4); }
  .hero-description { font-size: 1rem; line-height: 1.8; }
  .hero-actions { margin-top: var(--space-6); gap: var(--space-3); }
  .hero-note { margin-top: var(--space-3); }
  .generator-panel { padding: var(--space-4); }
  .panel-header { margin-bottom: var(--space-4); }
  .panel-header h2 { font-size: 1.125rem; }
  textarea { min-height: 200px; }
  .field-heading { gap: 0; }
  .generate-button { font-size: 1rem; }
  .generated-section { padding-bottom: var(--space-12); }
  .generated-list { grid-template-columns: 1fr; }
  .results-heading { align-items: stretch; }
  .results-heading .button { align-self: flex-start; }
  .title-card { padding: var(--space-4); }
  .title-card h3 { font-size: 1.125rem; }
  .benefits { padding-block: var(--space-8); }
  .benefit-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .benefit-grid article { display: grid; grid-template-columns: 24px minmax(0, 1fr); column-gap: var(--space-4); }
  .line-icon { grid-row: 1 / 3; margin-bottom: 0; margin-top: 2px; }
  .benefit-grid h3 { margin-bottom: 4px; }
  .benefit-grid p { grid-column: 2; }
  .steps { grid-template-columns: 1fr; gap: var(--space-6); }
  .steps li { gap: var(--space-4); }
  .step-number { min-width: 24px; font-size: 1.5rem; }
  .feature-layout { grid-template-columns: 1fr; gap: var(--space-8); }
  .feature-copy h2 { font-size: 1.5rem; }
  .feature-points { margin-top: var(--space-6); }
  .feature-demo { padding: var(--space-4); }
  .feature-style-tabs { gap: var(--space-2); }
  .feature-style { flex: 1; padding-inline: 8px; white-space: nowrap; }
  .feature-output { padding: var(--space-4); }
  .feature-output h3 { font-size: 1.125rem; }
  .example-layout { grid-template-columns: 1fr; gap: var(--space-6); }
  .example-tabs { margin-bottom: var(--space-4); gap: var(--space-2); }
  .example-tab { padding-inline: 12px; }
  .source-note { padding: var(--space-4); }
  .example-source .section-note { margin-top: var(--space-3); }
  .pricing-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .plan { padding: var(--space-6); }
  .desktop-only { display: none; }
  .faq-layout { grid-template-columns: 1fr; gap: var(--space-6); }
  .faq-intro br { display: none; }
  .faq-intro { margin-top: var(--space-2); }
  .faq-list summary { font-size: 1rem; gap: var(--space-4); }
  .faq-list details p { padding-right: 0; }
  .bottom-cta { padding-block: var(--space-12); }
  .cta-layout { flex-direction: column; align-items: stretch; gap: var(--space-6); }
  .cta-layout h2 { font-size: 1.5rem; }
  .footer-main { flex-direction: column; gap: var(--space-4); }
  .footer-links { gap: var(--space-6); }
  .footer-bottom { flex-direction: column; gap: var(--space-2); padding-block: var(--space-4); }
  .policy-dialog { padding: var(--space-6); }
}

@media (max-width: 374px) {
  .nav-cta { padding-inline: 8px; }
  .brand { font-size: .8125rem; gap: 6px; }
  h1 { font-size: 1.5rem; }
  .hero-actions { align-items: flex-start; }
  .hero-actions .text-muted { align-self: center; font-size: .8125rem; }
  .field-heading { align-items: flex-start; }
  .field-heading > label { padding-top: 10px; }
  .feature-style { padding-inline: 6px; font-size: .8125rem; }
}

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