:root {
  --radius: 0.625rem;
  --background: oklch(0.99 0.003 250);
  --foreground: oklch(0.22 0.03 260);
  --card: oklch(1 0 0);
  --primary: oklch(0.5 0.19 258);
  --primary-10: oklch(0.5 0.19 258 / 0.1);
  --primary-foreground: oklch(0.99 0 0);
  --secondary: oklch(0.96 0.015 250);
  --secondary-foreground: oklch(0.3 0.05 260);
  --muted: oklch(0.965 0.008 250);
  --muted-foreground: oklch(0.48 0.025 260);
  --accent: oklch(0.82 0.15 75);
  --accent-foreground: oklch(0.25 0.04 60);
  --destructive: oklch(0.58 0.22 27);
  --border: oklch(0.91 0.012 250);
  --input: oklch(0.88 0.015 250);
  --ink: oklch(0.22 0.04 262);
  --ink-foreground: oklch(0.97 0.005 250);
  --font-sans: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, system-ui, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
*, *::before, *::after { box-sizing: border-box; border: 0 solid var(--border); }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--background); color: var(--foreground);
  font-family: var(--font-sans); font-feature-settings: "palt"; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, p, ul, ol { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.mono { font-family: var(--font-mono); }
.icon { width: 1.5rem; height: 1.5rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.container { max-width: 72rem; margin: 0 auto; padding: 0 1rem; }
@media (min-width: 768px) { .container { padding: 0 1.5rem; } }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  height: 3rem; padding: 0 1.5rem; border-radius: var(--radius);
  font-size: 1rem; font-weight: 700; font-family: inherit; white-space: nowrap;
  border: 1px solid transparent; cursor: pointer; transition: background-color .15s, border-color .15s;
}
.btn:focus-visible { outline: 3px solid oklch(0.5 0.19 258 / 0.4); outline-offset: 2px; }
.btn-primary { background: var(--primary); color: var(--primary-foreground); }
.btn-primary:hover { background: oklch(0.45 0.19 258); }
.btn-outline { background: var(--card); border-color: var(--border); color: var(--foreground); }
.btn-outline:hover { background: var(--muted); }
.btn .icon { width: 1rem; height: 1rem; }
.btn[disabled] { opacity: .6; cursor: not-allowed; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 40; border-bottom: 1px solid oklch(0.91 0.012 250 / 0.7);
  background: oklch(0.99 0.003 250 / 0.85); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.site-header .container { display: flex; height: 4rem; align-items: center; justify-content: space-between; gap: 1.5rem; }
.site-header nav { display: none; }
@media (min-width: 768px) { .site-header nav { display: block; } }
.site-header nav ul { display: flex; gap: 2rem; font-size: .875rem; font-weight: 500; color: var(--muted-foreground); }
.site-header nav a:hover { color: var(--foreground); }
.site-header .btn { height: 2.5rem; padding: 0 1rem; font-size: .875rem; }
.menu-btn {
  display: flex; align-items: center; justify-content: center;
  width: 2.5rem; height: 2.5rem; margin-left: .25rem; border-radius: var(--radius);
  background: transparent; border: 1px solid var(--border); color: var(--foreground);
  font-size: 1.25rem; line-height: 1; cursor: pointer;
}
@media (min-width: 768px) { .menu-btn { display: none; } }
.mobile-panel {
  display: none; position: fixed; inset: 4rem 0 auto 0; z-index: 39;
  background: var(--card); border-bottom: 1px solid var(--border);
  box-shadow: 0 12px 30px rgba(14,50,78,.13); padding: .5rem 1rem 1rem;
}
.mobile-panel.open { display: grid; }
.mobile-panel a {
  padding: .875rem .25rem; border-bottom: 1px solid var(--border);
  font-size: .9375rem; font-weight: 700; color: var(--foreground);
}
.mobile-panel a:last-child { border-bottom: 0; }
@media (min-width: 768px) { .mobile-panel { display: none !important; } }
.logo { display: flex; align-items: center; gap: .5rem; }
.logo-mark { display: flex; width: 2rem; height: 2rem; align-items: center; justify-content: center; border-radius: .5rem; background: var(--primary); color: var(--primary-foreground); }
.logo-mark .icon { width: 1.125rem; height: 1.125rem; }
.logo-text { font-weight: 700; letter-spacing: -0.01em; }
.logo-text span { font-weight: 500; color: var(--muted-foreground); }

/* Hero */
.hero { position: relative; overflow: hidden; }
.hero-grid-bg {
  position: absolute; inset: 0; pointer-events: none; opacity: .6;
  background-image: linear-gradient(to right, var(--border) 1px, transparent 1px), linear-gradient(to bottom, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse at top, black 30%, transparent 75%);
  mask-image: radial-gradient(ellipse at top, black 30%, transparent 75%);
}
.hero-inner { position: relative; display: grid; align-items: center; gap: 3rem; padding-top: 4rem; padding-bottom: 5rem; }
@media (min-width: 768px) { .hero-inner { padding-top: 6rem; padding-bottom: 7rem; } }
@media (min-width: 1024px) { .hero-inner { grid-template-columns: 1.05fr 1fr; } }
.pill { display: inline-flex; align-items: center; gap: .5rem; border-radius: 999px; border: 1px solid oklch(0.5 0.19 258 / 0.2); background: oklch(0.5 0.19 258 / 0.05); padding: .25rem .75rem; font-size: .75rem; font-weight: 700; color: var(--primary); }
.hero h1 { margin-top: 1.5rem; font-size: 2rem; line-height: 1.25; font-weight: 900; letter-spacing: -0.025em; }
@media (min-width: 640px) { .hero h1 { font-size: 3rem; } }
@media (min-width: 1024px) { .hero h1 { font-size: 3.25rem; } }
.nowrap { white-space: nowrap; }
.text-primary { color: var(--primary); }
.hero-lead { margin-top: 1.5rem; max-width: 32rem; font-size: 1.125rem; line-height: 1.7; color: var(--muted-foreground); }
.hero-lead strong { color: var(--foreground); }
.hero-ctas { margin-top: 2rem; display: flex; flex-direction: column; gap: .75rem; }
@media (min-width: 640px) { .hero-ctas { flex-direction: row; } }
.hero-badges { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; font-size: .875rem; color: var(--muted-foreground); }
.hero-badges li { display: flex; align-items: center; gap: .5rem; }
.hero-badges .icon { width: 1rem; height: 1rem; color: var(--primary); }

/* Hero visual */
.visual { position: relative; width: 100%; max-width: 28rem; margin: 0 auto; }
@media (min-width: 1024px) { .visual { max-width: none; } }
.visual-card { border-radius: 1rem; border: 1px solid var(--border); background: var(--card); padding: 1.25rem; box-shadow: 0 24px 60px -24px oklch(0.3 0.1 260 / 0.35); }
.visual-file { display: flex; align-items: center; gap: .75rem; border-bottom: 1px dashed var(--border); padding-bottom: 1rem; }
.visual-file-icon { display: flex; width: 2.25rem; height: 2.25rem; align-items: center; justify-content: center; border-radius: .5rem; background: var(--muted); color: var(--muted-foreground); }
.visual-file-icon .icon { width: 1.25rem; height: 1.25rem; }
.visual-file-meta { min-width: 0; flex: 1; }
.visual-file-meta p:first-child { font-size: .875rem; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.visual-file-meta p:last-child { font-size: .75rem; color: var(--muted-foreground); }
.tag { border-radius: .375rem; background: var(--secondary); padding: .25rem .5rem; font-size: .75rem; font-weight: 500; color: var(--secondary-foreground); white-space: nowrap; }
.skeleton { padding: 1rem 0; display: flex; flex-direction: column; gap: .5rem; }
.skeleton div { height: .625rem; border-radius: .25rem; background: var(--muted); }
.visual-arrow { display: flex; justify-content: center; padding: .25rem 0; }
.visual-arrow span { display: flex; align-items: center; gap: .375rem; border-radius: 999px; background: var(--primary); color: var(--primary-foreground); padding: .25rem .75rem; font-size: .75rem; font-weight: 700; }
.visual-arrow .icon { width: .875rem; height: .875rem; }
.visual-table { margin-top: 1rem; overflow: hidden; border-radius: .75rem; border: 1px solid var(--border); }
.visual-table-head { display: flex; align-items: center; justify-content: space-between; background: var(--ink); color: var(--ink-foreground); padding: .625rem 1rem; }
.visual-table-head span:first-child { font-size: .75rem; font-weight: 700; }
.visual-table-head span:last-child { font-size: 11px; opacity: .8; }
.visual-table table { width: 100%; text-align: left; font-size: .75rem; }
.visual-table thead { background: var(--muted); color: var(--muted-foreground); }
.visual-table th { padding: .5rem 1rem; font-weight: 500; }
.visual-table td { padding: .625rem 1rem; border-top: 1px solid var(--border); }
.visual-table th:nth-child(2), .visual-table td:nth-child(2) { padding-left: .5rem; padding-right: .5rem; }
.visual-table .right { text-align: right; }
.code { border-radius: .25rem; padding: .125rem .375rem; font-family: var(--font-mono); font-weight: 500; background: var(--primary-10); color: var(--primary); }
.code.warn { background: oklch(0.82 0.15 75 / 0.4); color: var(--foreground); box-shadow: inset 0 0 0 1px var(--accent); }

/* Column article container (shared across column-*.html) */
.column-container { max-width: 48rem; --primary: oklch(0.38 0.19 258); --primary-10: oklch(0.38 0.19 258 / 0.1); }
.column-container.wide { max-width: 55rem; }

.float { position: absolute; border-radius: .75rem; font-size: .75rem; font-weight: 700; padding: .5rem .75rem; box-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1); }
.float-bottom { bottom: -1.25rem; left: -.75rem; display: flex; align-items: center; gap: .5rem; border: 1px solid var(--border); background: var(--card); }
.float-bottom .icon { width: 1rem; height: 1rem; color: var(--primary); }
.float-top { top: -1rem; right: -.5rem; background: var(--ink); color: var(--ink-foreground); }
@media (min-width: 768px) { .float-bottom { left: -2rem; } .float-top { right: -1.5rem; } }

/* Sections */
.section { padding: 5rem 0; }
@media (min-width: 768px) { .section { padding: 7rem 0; } }
.section-card { border-top: 1px solid var(--border); background: var(--card); }
.section-ink { background: var(--ink); color: var(--ink-foreground); }
.heading { max-width: 42rem; margin: 0 auto; text-align: center; }
.eyebrow { font-family: var(--font-mono); font-size: .75rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; color: var(--primary); }
.section-ink .eyebrow, .signup-info .eyebrow { color: var(--accent); }
.heading h2, .signup-info h2 { margin-top: .75rem; font-size: 1.875rem; line-height: 1.375; font-weight: 900; letter-spacing: -0.025em; text-wrap: balance; }
@media (min-width: 768px) { .heading h2, .signup-info h2 { font-size: 2.25rem; } }
.heading p.desc { margin-top: 1rem; line-height: 1.7; color: var(--muted-foreground); text-wrap: pretty; }
.grid-3 { margin-top: 3.5rem; display: grid; gap: 1.5rem; }
@media (min-width: 768px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

/* Features */
.feature { display: flex; flex-direction: column; border-radius: 1rem; border: 1px solid var(--border); background: var(--background); padding: 1.75rem; transition: border-color .15s; }
.feature:hover { border-color: oklch(0.5 0.19 258 / 0.4); }
.feature-top { display: flex; align-items: center; justify-content: space-between; }
.feature-icon { display: flex; width: 3rem; height: 3rem; align-items: center; justify-content: center; border-radius: .75rem; background: var(--primary-10); color: var(--primary); }
.feature-step { font-family: var(--font-mono); font-size: .875rem; font-weight: 500; color: var(--muted-foreground); }
.feature h3 { margin-top: 1.5rem; font-size: 1.25rem; font-weight: 700; }
.feature p { margin-top: .75rem; line-height: 1.7; color: var(--muted-foreground); }

/* Strengths */
.strengths { margin-top: 3.5rem; display: grid; gap: 1px; overflow: hidden; border-radius: 1rem; background: oklch(0.97 0.005 250 / 0.1); }
@media (min-width: 768px) { .strengths { grid-template-columns: repeat(3, 1fr); } }
.strength { display: flex; flex-direction: column; background: var(--ink); padding: 2rem; }
.strength-top { display: flex; align-items: center; gap: .75rem; }
.strength-num { font-family: var(--font-mono); font-size: 2.25rem; font-weight: 500; color: var(--accent); }
.strength-label { border-radius: 999px; border: 1px solid oklch(0.97 0.005 250 / 0.2); padding: .125rem .625rem; font-size: .75rem; font-weight: 500; color: oklch(0.97 0.005 250 / 0.8); }
.strength .icon { margin-top: 2rem; width: 1.75rem; height: 1.75rem; color: oklch(0.97 0.005 250 / 0.8); }
.strength h3 { margin-top: 1rem; font-size: 1.25rem; line-height: 1.375; font-weight: 700; text-wrap: balance; }
.strength p { margin-top: .75rem; line-height: 1.7; color: oklch(0.97 0.005 250 / 0.7); }

/* Comparison */
.compare-wrap { margin-top: 3.5rem; overflow-x: auto; border-radius: 1rem; border: 1px solid var(--border); }
.compare-table { width: 100%; min-width: 640px; font-size: .875rem; }
.compare-table th, .compare-table td { padding: 1rem 1.25rem; text-align: left; border-bottom: 1px solid var(--border); }
.compare-table thead th { background: var(--ink); color: var(--ink-foreground); font-weight: 700; }
.compare-table thead th:first-child { color: oklch(0.97 0.005 250 / 0.7); font-weight: 500; }
.compare-table tbody th { font-weight: 700; color: var(--muted-foreground); white-space: nowrap; }
.compare-table tbody tr:last-child th, .compare-table tbody tr:last-child td { border-bottom: 0; }
.compare-table td.us { background: var(--primary-10); font-weight: 700; color: var(--primary); }
.compare-note { margin-top: 1rem; text-align: center; font-size: .875rem; color: var(--muted-foreground); }

/* Pricing */
.plans { margin-top: 3.5rem; display: grid; gap: 1.5rem; align-items: stretch; }
@media (min-width: 1024px) { .plans { grid-template-columns: repeat(3, 1fr); } }
.plan { position: relative; display: flex; flex-direction: column; border-radius: 1rem; border: 1px solid var(--border); background: var(--card); padding: 1.75rem; }
.plan.featured { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary), 0 20px 50px -24px oklch(0.5 0.19 258 / 0.55); }
.plan-badge { position: absolute; top: -.75rem; left: 1.75rem; border-radius: 999px; background: var(--accent); color: var(--accent-foreground); padding: .25rem .75rem; font-size: .75rem; font-weight: 700; }
.plan h3 { font-size: 1.125rem; font-weight: 700; }
.plan-tagline { margin-top: .25rem; font-size: .875rem; color: var(--muted-foreground); }
.plan-price { margin-top: 1.5rem; display: flex; align-items: baseline; gap: .25rem; }
.plan-price .mono { font-size: 2.25rem; font-weight: 500; letter-spacing: -0.025em; }
.plan-price span:last-child { font-size: .875rem; font-weight: 500; color: var(--muted-foreground); }
.plan-usage { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: .5rem; }
.plan-usage li { border-radius: .375rem; background: var(--secondary); color: var(--secondary-foreground); padding: .25rem .625rem; font-size: .75rem; font-weight: 700; }
.plan-items { margin-top: 1.5rem; flex: 1; display: flex; flex-direction: column; gap: .75rem; border-top: 1px solid var(--border); padding-top: 1.5rem; font-size: .875rem; }
.plan-items li { display: flex; align-items: flex-start; gap: .75rem; }
.plan-items .icon { margin-top: .125rem; width: 1rem; height: 1rem; color: var(--primary); }
.plan-items li.off { color: var(--muted-foreground); }
.plan-items li.off .icon { color: currentColor; }
.plan-items li.off .label { text-decoration: line-through; text-decoration-color: oklch(0.48 0.025 260 / 0.4); }
.plan .btn { margin-top: 2rem; height: 2.75rem; width: 100%; }

/* Flow */
.flow { position: relative; margin-top: 3.5rem; }
.flow-line { display: none; position: absolute; top: 1.75rem; left: 16%; right: 16%; border-top: 2px dashed oklch(0.5 0.19 258 / 0.3); }
@media (min-width: 768px) { .flow-line { display: block; } }
.flow ol { position: relative; display: grid; gap: 2.5rem; }
@media (min-width: 768px) { .flow ol { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; } }
.flow li { display: flex; flex-direction: column; align-items: center; text-align: center; }
.flow-icon { display: flex; width: 3.5rem; height: 3.5rem; align-items: center; justify-content: center; border-radius: 999px; background: var(--primary); color: var(--primary-foreground); box-shadow: 0 0 0 8px var(--card); }
.flow-step { margin-top: 1.25rem; font-family: var(--font-mono); font-size: .75rem; font-weight: 500; letter-spacing: .1em; color: var(--primary); }
.flow h3 { margin-top: .5rem; font-size: 1.125rem; font-weight: 700; }
.flow li p { margin-top: .5rem; max-width: 20rem; line-height: 1.7; color: var(--muted-foreground); }

/* Video */
.video-wrap { margin: 3.5rem auto 0; max-width: 48rem; }
.video-frame { position: relative; width: 100%; aspect-ratio: 16 / 9; border-radius: 1rem; overflow: hidden; border: 1px solid var(--border); box-shadow: 0 24px 60px -24px oklch(0.3 0.1 260 / 0.3); background: var(--ink); }
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* FAQ */
.faq-list { margin-top: 3.5rem; max-width: 48rem; margin-left: auto; margin-right: auto; display: flex; flex-direction: column; gap: .75rem; }
.faq-item { border-radius: .75rem; border: 1px solid var(--border); background: var(--card); overflow: hidden; }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.25rem 1.5rem; background: none; border: 0; cursor: pointer; font: inherit; font-weight: 700; text-align: left; color: var(--foreground); }
.faq-q .icon { width: 1.25rem; height: 1.25rem; color: var(--primary); flex-shrink: 0; transition: transform .2s; }
.faq-item[open] .faq-q .icon { transform: rotate(45deg); }
.faq-a { padding: 0 1.5rem 1.25rem; line-height: 1.7; color: var(--muted-foreground); }

/* Signup */
.signup-box { display: grid; overflow: hidden; border-radius: 1.5rem; background: var(--ink); color: var(--ink-foreground); }
@media (min-width: 1024px) { .signup-box { grid-template-columns: 1fr 1fr; } }
.signup-info, .signup-form-wrap { padding: 2rem; }
@media (min-width: 768px) { .signup-info, .signup-form-wrap { padding: 3rem; } }
.signup-info .lead { margin-top: 1rem; line-height: 1.7; color: oklch(0.97 0.005 250 / 0.7); }
.br-sm { display: none; }
@media (min-width: 640px) { .br-sm { display: inline; } }
.signup-points { margin-top: 2rem; display: flex; flex-direction: column; gap: .75rem; }
.signup-points li { display: flex; align-items: center; gap: .75rem; font-weight: 500; }
.signup-points span { display: flex; width: 1.5rem; height: 1.5rem; align-items: center; justify-content: center; border-radius: 999px; background: var(--accent); color: var(--accent-foreground); flex-shrink: 0; }
.signup-points .icon { width: .875rem; height: .875rem; }
.signup-form-wrap { background: var(--card); color: var(--foreground); }
.form { display: flex; flex-direction: column; gap: 1.25rem; }
.field label { display: flex; align-items: center; gap: .5rem; font-size: .875rem; font-weight: 700; }
.req { border-radius: .25rem; background: var(--primary-10); color: var(--primary); padding: .125rem .375rem; font-size: 10px; font-weight: 700; }
.field input {
  margin-top: .5rem; height: 3rem; width: 100%; border-radius: .5rem; border: 1px solid var(--input);
  background: var(--background); padding: 0 1rem; font-size: 1rem; font-family: inherit; color: inherit; outline: none; transition: border-color .15s, box-shadow .15s;
}
.field input::placeholder { color: oklch(0.48 0.025 260 / 0.6); }
.field input:focus-visible { border-color: var(--primary); box-shadow: 0 0 0 3px oklch(0.5 0.19 258 / 0.3); }
.field input[aria-invalid="true"] { border-color: var(--destructive); }
.field .error { margin-top: .375rem; font-size: .875rem; color: var(--destructive); }
.field .error:empty { display: none; }
.form .btn { width: 100%; }
.form-note { text-align: center; font-size: .75rem; color: var(--muted-foreground); }
.success { display: flex; height: 100%; flex-direction: column; align-items: center; justify-content: center; padding: 2rem 0; text-align: center; }
.success[hidden] { display: none; }
.success .icon { width: 3rem; height: 3rem; color: var(--primary); }
.success .title { margin-top: 1rem; font-size: 1.25rem; font-weight: 700; }
.success .msg { margin-top: .75rem; max-width: 24rem; line-height: 1.7; color: var(--muted-foreground); }

/* Footer */
.site-footer { border-top: 1px solid var(--border); background: var(--card); }
.site-footer .container { display: flex; flex-direction: column; align-items: center; justify-content: space-between; gap: 1rem; padding-top: 2.5rem; padding-bottom: 2.5rem; font-size: .875rem; color: var(--muted-foreground); }
@media (min-width: 768px) { .site-footer .container { flex-direction: row; } }
.site-footer .logo-text { color: var(--foreground); }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a:hover { color: var(--foreground); }

/* Subhero (page title header for sub pages) */
.subhero { position: relative; overflow: hidden; padding: 3rem 0; }
.subhero .hero-grid-bg { opacity: .5; }
.subhero-inner { position: relative; max-width: 42rem; margin: 0 auto; padding: 0 1rem; text-align: center; }
@media (min-width: 768px) { .subhero-inner { padding: 0 1.5rem; } }
.crumb { font-size: .8125rem; color: var(--muted-foreground); }
.crumb a:hover { color: var(--primary); }
.subhero .pill { margin-top: 1rem; }
.subhero h1 { margin-top: 1rem; font-size: 1.75rem; line-height: 1.3; font-weight: 900; letter-spacing: -0.025em; text-wrap: balance; }
@media (min-width: 768px) { .subhero h1 { font-size: 2.25rem; } }
.subhero p { margin-top: 1rem; line-height: 1.7; color: var(--muted-foreground); }

/* Case cards */
.cards { margin-top: 0; display: grid; gap: 1.5rem; }
@media (min-width: 768px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .cards { grid-template-columns: repeat(3, 1fr); } }
.cards .card, .card { display: flex; flex-direction: column; border-radius: 1rem; border: 1px solid var(--border); background: var(--card); padding: 1.75rem; transition: border-color .15s; }
a.card:hover { border-color: oklch(0.5 0.19 258 / 0.4); }
.icon-box { display: flex; width: 3rem; height: 3rem; align-items: center; justify-content: center; border-radius: .75rem; background: var(--primary-10); color: var(--primary); font-weight: 700; font-size: 1.125rem; }
.card h3 { margin-top: 1.25rem; font-size: 1.125rem; font-weight: 700; line-height: 1.5; }
.card p { margin-top: .75rem; line-height: 1.7; color: var(--muted-foreground); }

/* Tag filter (column list) */
.tag-filter { display: flex; flex-wrap: wrap; gap: .625rem; justify-content: center; margin-bottom: 2.25rem; }
.tag-btn { border: 1px solid var(--border); background: var(--card); color: var(--muted-foreground); border-radius: 999px; padding: .5625rem 1.0625rem; font-size: .8125rem; font-weight: 700; font-family: inherit; cursor: pointer; transition: background-color .15s, border-color .15s, color .15s; }
.tag-btn:hover { border-color: var(--primary); color: var(--primary); }
.tag-btn.active { background: var(--primary); border-color: var(--primary); color: var(--primary-foreground); }
.card.tag-hidden { display: none !important; }

/* Section head (eyebrow + title, left aligned variant) */
.section-head { max-width: 42rem; margin: 0 auto 2.5rem; text-align: center; }
.section-head .kicker { font-family: var(--font-mono); font-size: .75rem; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; color: var(--primary); }
.section-head h2 { margin-top: .75rem; font-size: 1.875rem; line-height: 1.375; font-weight: 900; letter-spacing: -0.025em; text-wrap: balance; }
@media (min-width: 768px) { .section-head h2 { font-size: 2.25rem; } }
.section.alt { background: var(--muted); }

/* Feature list (numbered rows) */
.feature-list { display: flex; flex-direction: column; gap: 2rem; }
.feature-row { display: flex; gap: 1.25rem; align-items: flex-start; }
.feature-row .num { display: flex; width: 2.5rem; height: 2.5rem; flex-shrink: 0; align-items: center; justify-content: center; border-radius: 999px; background: var(--primary); color: var(--primary-foreground); font-family: var(--font-mono); font-weight: 700; }
.feature-row b { display: block; font-size: 1.0625rem; font-weight: 700; }
.feature-row p { margin-top: .5rem; line-height: 1.7; color: var(--muted-foreground); }

/* Before / After compare */
.compare-wrap.cols { display: grid; gap: 1.5rem; margin-top: 0; overflow: visible; border: 0; border-radius: 0; }
@media (min-width: 768px) { .compare-wrap.cols { grid-template-columns: repeat(2, 1fr); } }
.compare { border-radius: 1rem; border: 1px solid var(--border); background: var(--card); padding: 1.75rem; }
.compare.after { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
.compare-label { display: inline-flex; border-radius: 999px; padding: .25rem .75rem; font-size: .75rem; font-weight: 700; background: var(--secondary); color: var(--secondary-foreground); }
.compare.after .compare-label { background: var(--primary-10); color: var(--primary); }
.flow-list { margin-top: 1.25rem; display: flex; flex-direction: column; gap: .75rem; }
.flow-item { display: flex; align-items: flex-start; gap: .75rem; line-height: 1.6; font-size: .9375rem; }
.flow-item span { display: flex; width: 1.5rem; height: 1.5rem; flex-shrink: 0; align-items: center; justify-content: center; border-radius: 999px; background: var(--muted); color: var(--muted-foreground); font-family: var(--font-mono); font-size: .75rem; font-weight: 700; }
.compare.after .flow-item span { background: var(--primary); color: var(--primary-foreground); }

/* Result summary */
.result-summary { display: grid; gap: 1.5rem; margin-bottom: 1.5rem; }
@media (min-width: 768px) { .result-summary { grid-template-columns: repeat(3, 1fr); } }
.summary-box { display: flex; flex-direction: column; align-items: center; gap: .5rem; border-radius: 1rem; border: 1px solid var(--border); background: var(--card); padding: 1.75rem; text-align: center; }
.summary-box strong { font-size: 2rem; font-weight: 900; color: var(--primary); letter-spacing: -0.02em; }
.summary-box span { font-size: .875rem; color: var(--muted-foreground); }

/* CTA band */
.cta-band { padding: 4rem 0; background: var(--ink); color: var(--ink-foreground); text-align: center; }
.cta-inner { max-width: 36rem; margin: 0 auto; padding: 0 1rem; }
.cta-band h2 { font-size: 1.5rem; font-weight: 900; letter-spacing: -0.025em; text-wrap: balance; }
@media (min-width: 768px) { .cta-band h2 { font-size: 1.875rem; } }
.cta-band p { margin-top: 1rem; line-height: 1.7; color: oklch(0.97 0.005 250 / 0.7); }
.btn-row { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 1rem; }
.btn-secondary { background: transparent; border-color: oklch(0.97 0.005 250 / 0.3); color: var(--ink-foreground); }
.btn-secondary:hover { background: oklch(0.97 0.005 250 / 0.1); }