:root {
  --ink: #20231f;
  --ink-soft: #565b54;
  --paper: #f5f4ef;
  --surface: #ffffff;
  --line: #dfe1da;
  --green: #197653;
  --green-dark: #115a3e;
  --green-soft: #e5f2eb;
  --amber-soft: #fbf2df;
  --night: #202820;
  --shadow: 0 24px 70px rgba(39, 47, 39, 0.13);
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, a { color: inherit; font: inherit; }
a { text-decoration: none; }
button { border: 0; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid rgba(25, 118, 83, 0.28); outline-offset: 3px; }
svg { width: 1.1em; height: 1.1em; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.container { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(32, 35, 31, 0.08);
  background: rgba(245, 244, 239, 0.9);
  backdrop-filter: blur(18px);
}
.nav-shell { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 11px; color: #fff; background: var(--ink); font-weight: 850; }
.brand-copy { display: grid; gap: 1px; }
.brand-copy strong { font-size: 15px; letter-spacing: -0.01em; }
.brand-copy small { color: var(--ink-soft); font-size: 11px; }
.nav-links { display: flex; align-items: center; justify-content: center; gap: 28px; margin-left: auto; color: #666b63; font-size: 14px; font-weight: 650; }
.nav-links a:hover { color: var(--ink); }

.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 0 21px; border: 1px solid transparent; border-radius: 12px; cursor: pointer; font-size: 14px; font-weight: 760; line-height: 1; text-align: center; white-space: nowrap; transition: 160ms ease; }
.button:hover { transform: translateY(-1px); }
.button svg { width: 17px; height: 17px; }
.button-small { min-height: 42px; padding: 0 16px; }
.button-dark { color: #fff; background: var(--ink); }
.button-primary { color: #fff; background: var(--green); box-shadow: 0 12px 28px rgba(25, 118, 83, 0.22); }
.button-primary:hover { background: var(--green-dark); }
.button-ghost { border-color: #cfd2ca; background: rgba(255, 255, 255, 0.72); }
.button-white { color: var(--night); background: #fff; }
.button-outline { color: #fff; border-color: rgba(255, 255, 255, 0.28); background: transparent; }
.button.is-disabled { opacity: 0.62; cursor: not-allowed; pointer-events: none; box-shadow: none; }

.hero {
  position: relative;
  min-height: 770px;
  overflow: hidden;
  padding: 94px 0 102px;
  background: linear-gradient(rgba(45, 52, 45, 0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(45, 52, 45, 0.045) 1px, transparent 1px), var(--paper);
  background-size: 72px 72px;
}
.hero::after { content: ""; position: absolute; inset: auto 0 0; height: 190px; background: linear-gradient(transparent, var(--paper)); pointer-events: none; }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(5px); pointer-events: none; }
.hero-glow-one { width: 520px; height: 520px; top: 40px; right: -170px; background: radial-gradient(circle, rgba(108, 187, 151, 0.26), transparent 68%); }
.hero-glow-two { width: 400px; height: 400px; left: -210px; bottom: 0; background: radial-gradient(circle, rgba(221, 184, 112, 0.2), transparent 68%); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(390px, 0.78fr) minmax(640px, 1.22fr); align-items: center; gap: 56px; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin: 0 0 18px; color: var(--green); font-size: 13px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.eyebrow > span { width: 8px; height: 8px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 5px rgba(25, 118, 83, 0.1); }
.eyebrow.light { color: #a7e3c4; }
.hero h1 { margin: 0; font-size: clamp(48px, 5vw, 72px); line-height: 1.08; letter-spacing: -0.055em; }
.hero h1 em { color: var(--green); font-style: normal; }
.hero-lead { max-width: 600px; margin: 26px 0 0; color: var(--ink-soft); font-size: 18px; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-notes { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 25px; color: #686d66; font-size: 13px; font-weight: 650; }
.hero-notes span { display: inline-flex; align-items: center; gap: 6px; }
.hero-notes svg { color: var(--green); }

.app-stage { position: relative; width: 760px; transform: perspective(1500px) rotateY(-2deg) rotateX(1deg); transform-origin: center; }
.app-window { overflow: hidden; border: 1px solid rgba(35, 40, 35, 0.16); border-radius: 18px; background: #fff; box-shadow: 0 34px 90px rgba(43, 50, 43, 0.2); }
.window-bar { height: 44px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 16px; border-bottom: 1px solid #e5e7e1; color: #777c74; background: #fafaf8; font-size: 10px; }
.window-dots, .window-actions { display: flex; gap: 6px; }
.window-dots i { width: 8px; height: 8px; border-radius: 50%; background: #c3c6bf; }
.window-actions { justify-content: flex-end; }
.window-actions i { width: 9px; height: 9px; border: 1px solid #b7bbb3; }
.app-layout { height: 510px; display: grid; grid-template-columns: 54px 200px 1fr; }
.app-rail { display: flex; flex-direction: column; align-items: center; gap: 13px; padding: 14px 0; border-right: 1px solid #e5e7e1; background: #f3f3ef; }
.mini-brand, .mini-avatar { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 9px; color: #fff; background: var(--ink); font-size: 11px; font-weight: 800; }
.mini-avatar { color: var(--ink); border: 1px solid #ced2ca; border-radius: 50%; background: #e9ece5; }
.app-rail .mock-button { width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid #d7dad2; border-radius: 9px; background: #fff; font-size: 16px; }
.rail-spacer { flex: 1; }
.rail-help { color: #777c74; font-size: 12px; }
.conversation-list { padding: 15px 10px; border-right: 1px solid #e5e7e1; background: #fafaf8; }
.panel-title { display: flex; align-items: center; justify-content: space-between; padding: 0 6px 12px; font-size: 12px; }
.new-chat { padding: 10px 12px; border-radius: 8px; color: #fff; background: var(--ink); text-align: center; font-size: 11px; font-weight: 700; }
.list-label { display: flex; justify-content: space-between; margin: 17px 7px 8px; color: #969a92; font-size: 9px; }
.list-label span { color: #a9ada5; }
.folder-label { margin-top: 20px; }
.conversation { display: flex; align-items: center; gap: 9px; padding: 9px 8px; border-radius: 8px; }
.conversation.active { background: #e6e8e1; }
.conversation-icon { width: 27px; height: 27px; display: grid; place-items: center; flex: none; border-radius: 7px; color: #fff; background: #5f6960; font-size: 8px; font-weight: 750; }
.conversation-icon.muted { color: #72776f; background: #e4e6df; }
.conversation strong, .conversation small { display: block; max-width: 135px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conversation strong { font-size: 10px; }
.conversation small { margin-top: 3px; color: #9a9e96; font-size: 8px; }
.folder-row { display: flex; align-items: center; gap: 8px; padding: 7px 9px; color: #656a63; font-size: 9px; }
.folder-row svg { width: 12px; height: 12px; }
.composer-view { display: flex; flex-direction: column; background: #fff; }
.composer-top { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 22px; border-bottom: 1px solid #e8eae4; }
.composer-top strong, .composer-top small { display: block; }
.composer-top strong { font-size: 12px; }
.composer-top small { margin-top: 4px; color: #9b9f97; font-size: 8px; }
.ready-pill { display: inline-flex; align-items: center; gap: 6px; padding: 7px 9px; border: 1px solid #d6e8dc; border-radius: 999px; color: var(--green); background: #f1faf5; font-size: 8px; font-weight: 700; }
.ready-pill i { width: 6px; height: 6px; border-radius: 50%; background: #4ab37c; }
.composer-center { width: min(420px, calc(100% - 48px)); margin: auto; text-align: center; }
.spark-mark { width: 38px; height: 38px; display: grid; place-items: center; margin: 0 auto 12px; border-radius: 12px; color: var(--green); background: var(--green-soft); }
.composer-center h2 { margin: 0; font-size: 23px; letter-spacing: -0.04em; }
.composer-center > p { margin: 8px 0 20px; color: #8b9088; font-size: 9px; }
.composer-box { padding: 14px; border: 1px solid #d9dcd4; border-radius: 13px; background: #fff; box-shadow: 0 8px 24px rgba(40, 47, 40, 0.07); text-align: left; }
.placeholder { display: block; min-height: 48px; color: #999e95; font-size: 10px; }
.composer-tools { display: flex; align-items: center; justify-content: space-between; }
.folder-chip { display: inline-flex; align-items: center; gap: 5px; padding: 7px 9px; border: 1px solid #dde0d8; border-radius: 8px; color: #656b63; background: #f8f8f5; font-size: 8px; }
.folder-chip svg { width: 11px; height: 11px; }
.composer-tools .mock-button { width: 30px; height: 30px; display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; color: #fff; background: var(--ink); }
.prompt-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 12px; }
.prompt-grid > span { padding: 10px; border: 1px solid #e2e4de; border-radius: 9px; text-align: left; }
.prompt-grid b, .prompt-grid small { display: block; }
.prompt-grid b { font-size: 8px; }
.prompt-grid small { margin-top: 4px; color: #9ca099; font-size: 7px; }
.floating-card { position: absolute; display: flex; align-items: center; gap: 10px; padding: 12px 15px; border: 1px solid rgba(37, 45, 37, 0.13); border-radius: 12px; background: rgba(255, 255, 255, 0.94); box-shadow: 0 18px 42px rgba(37, 45, 37, 0.15); backdrop-filter: blur(12px); }
.floating-card-left { left: -28px; bottom: -28px; }
.floating-card-right { right: -22px; top: 76px; }
.floating-icon { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; color: #78602e; background: var(--amber-soft); }
.floating-icon.success { color: var(--green); background: var(--green-soft); }
.floating-card strong, .floating-card small { display: block; }
.floating-card strong { font-size: 11px; }
.floating-card small { margin-top: 3px; color: #858a82; font-size: 9px; }

.section { padding: 96px 0; scroll-margin-top: 78px; }
.section-heading { max-width: 760px; margin-bottom: 48px; }
.section-heading.centered { margin-right: auto; margin-left: auto; text-align: center; }
.section-heading.centered .eyebrow { justify-content: center; }
.section-heading h2, .workflow-copy h2, .account-copy h2, .download-copy h2, .final-cta h2 { margin: 0; font-size: clamp(36px, 4.4vw, 58px); line-height: 1.12; letter-spacing: -0.045em; }
.section-heading > p:last-child, .workflow-copy > p, .account-copy > p, .download-copy > p, .final-cta p { color: var(--ink-soft); font-size: 17px; line-height: 1.8; }
.plans-section { position: relative; z-index: 4; background: #fff; }
.plans-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 36px; margin-bottom: 42px; }
.plans-heading .section-heading { margin: 0; }
.plans-heading .button { flex: none; margin-bottom: 8px; }
.catalog-status { flex: none; margin: 0 0 10px; padding: 8px 11px; border-radius: 999px; color: var(--green-dark); background: var(--green-soft); font-size: 11px; font-weight: 800; }
.mobile-swipe-note { display: none; }
.mobile-swipe-note.hidden { display: none !important; }
.plan-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.plan-grid-live[data-count="1"] { grid-template-columns: minmax(0, 430px); justify-content: center; }
.plan-grid-live[data-count="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.plan-card { min-height: 548px; display: flex; flex-direction: column; padding: 30px; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
.plan-card-accent { border-color: #a9d2bd; background: linear-gradient(160deg, #f7fcf9 0%, #eaf5ef 100%); box-shadow: 0 18px 48px rgba(25, 118, 83, 0.1); }
.plan-card-dark { color: #fff; border-color: var(--night); background: radial-gradient(circle at 85% 8%, rgba(78, 161, 117, 0.24), transparent 30%), var(--night); }
.plan-card-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.plan-scene { padding: 7px 10px; border-radius: 999px; color: var(--green-dark); background: var(--green-soft); font-size: 11px; font-weight: 800; }
.plan-status { display: inline-flex; align-items: center; gap: 6px; color: #7a8078; font-size: 10px; font-weight: 700; }
.plan-status i { width: 6px; height: 6px; border-radius: 50%; background: #4aac7a; box-shadow: 0 0 0 4px rgba(74, 172, 122, 0.11); }
.plan-card h3 { margin: 26px 0 0; font-size: 29px; line-height: 1.18; letter-spacing: -0.035em; }
.plan-card > p { min-height: 76px; margin: 14px 0 0; color: #656b63; line-height: 1.7; }
.plan-focus { margin-top: 24px; padding: 19px; border: 1px solid #dfe4dc; border-radius: 15px; background: #f8f9f6; }
.plan-focus small, .plan-focus strong, .plan-focus span { display: block; }
.plan-focus small { color: #888e86; font-size: 10px; font-weight: 700; }
.plan-focus strong { margin-top: 8px; font-size: 28px; letter-spacing: -0.035em; }
.plan-focus span { margin-top: 5px; color: #777d75; font-size: 11px; }
.plan-card ul { display: grid; gap: 10px; margin: 22px 0 0; padding: 0; color: #565c55; list-style: none; font-size: 12px; }
.plan-card li { position: relative; padding-left: 18px; }
.plan-card li::before { content: ""; position: absolute; left: 0; top: 0.5em; width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.plan-card > a { display: inline-flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 24px; color: var(--green-dark); font-size: 13px; font-weight: 800; }
.plan-card > a svg { transition: transform 160ms ease; }
.plan-card > a:hover svg { transform: translateX(3px); }
.plan-card-dark .plan-scene { color: #b7e6cd; background: rgba(142, 218, 177, 0.13); }
.plan-card-dark .plan-status { color: rgba(255, 255, 255, 0.58); }
.plan-card-dark > p, .plan-card-dark ul { color: rgba(255, 255, 255, 0.68); }
.plan-card-dark .plan-focus { border-color: rgba(255, 255, 255, 0.12); background: rgba(255, 255, 255, 0.06); }
.plan-card-dark .plan-focus small, .plan-card-dark .plan-focus span { color: rgba(255, 255, 255, 0.55); }
.plan-card-dark > a { color: #b8e7ce; }
.plan-catalog-placeholder { min-height: 220px; display: grid; place-items: center; grid-column: 1 / -1; gap: 14px; padding: 32px; border: 1px dashed var(--line-strong); border-radius: 20px; color: #747a72; background: var(--paper); text-align: center; }
.catalog-retry { min-height: 40px; padding: 0 16px; border: 1px solid var(--line-strong); border-radius: 10px; color: var(--ink); background: #fff; cursor: pointer; font-size: 12px; font-weight: 800; }
.plan-card-live { min-height: 390px; }
.plan-card-live .plan-price { margin-top: 30px; }
.plan-card-live .plan-price strong { font-size: 36px; }
.plan-card-live > .plan-purchase-button { min-height: 48px; justify-content: center; margin-top: auto; padding: 0 18px; border-radius: 11px; color: #fff; background: var(--night); }
.plan-card-live > .plan-purchase-button span { margin-left: auto; font-size: 18px; }
.plan-card-live.plan-card-dark > .plan-purchase-button { color: var(--night); background: #b8e7ce; }
.purchase-strip { display: grid; grid-template-columns: 0.95fr 1.2fr auto; gap: 32px; align-items: center; margin-top: 18px; padding: 28px 30px; border-radius: 18px; color: #fff; background: var(--green); }
.purchase-strip small, .purchase-strip strong, .purchase-strip p, .purchase-facts b { display: block; }
.purchase-strip > div:first-child > small { color: rgba(255, 255, 255, 0.68); font-size: 10px; font-weight: 800; letter-spacing: 0.08em; }
.purchase-strip > div:first-child > strong { margin-top: 5px; font-size: 21px; }
.purchase-strip p { margin: 7px 0 0; color: rgba(255, 255, 255, 0.72); font-size: 11px; line-height: 1.6; }
.purchase-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.purchase-facts span { padding-left: 20px; border-left: 1px solid rgba(255, 255, 255, 0.2); }
.purchase-facts b { font-size: 12px; }
.purchase-facts small { margin-top: 6px; color: rgba(255, 255, 255, 0.68); font-size: 10px; line-height: 1.5; }
.purchase-strip .button { min-width: 168px; }

.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature-card { position: relative; min-height: 398px; overflow: hidden; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.feature-card-large, .feature-card-wide { grid-column: 1 / -1; display: grid; grid-template-columns: 0.9fr 1.1fr; align-items: center; gap: 56px; }
.feature-card-wide { grid-template-columns: 0.82fr 1.18fr; }
.feature-number { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 28px; border-radius: 999px; color: var(--green); background: var(--green-soft); font-size: 12px; font-weight: 800; }
.feature-card h3 { margin: 20px 0 0; font-size: clamp(24px, 2.3vw, 31px); line-height: 1.18; letter-spacing: -0.035em; }
.feature-card p { margin: 16px 0 0; color: var(--ink-soft); line-height: 1.75; }
.feature-conversations { background: linear-gradient(135deg, #ffffff 0%, #f0f4ed 100%); }
.conversation-demo { padding: 20px; border: 1px solid #d8dcd4; border-radius: 16px; background: rgba(255, 255, 255, 0.84); box-shadow: 0 18px 50px rgba(50, 59, 50, 0.09); }
.compact-demo { margin-top: 28px; padding: 14px; }
.demo-title { display: block; margin: 0 6px 12px; color: #848981; font-size: 11px; font-weight: 700; }
.demo-chat { min-height: 68px; display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 11px; }
.demo-chat.current { border: 1px solid #d3d8ce; background: #eff1ec; }
.demo-chat i { width: 38px; height: 38px; display: grid; place-items: center; flex: none; border-radius: 10px; color: #fff; background: #697268; font-size: 11px; font-style: normal; font-weight: 750; }
.demo-chat span { min-width: 0; flex: 1; }
.demo-chat b, .demo-chat small { display: block; }
.demo-chat b { font-size: 14px; }
.demo-chat small { margin-top: 4px; color: #8d928a; font-size: 11px; }
.demo-chat em { width: 8px; height: 8px; border-radius: 50%; background: #49a978; }
.feature-folder { background: #f8f6ee; }
.folder-demo { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; margin-top: 42px; }
.folder-demo > span { min-height: 118px; display: flex; flex-direction: column; justify-content: center; padding: 18px; border: 1px solid #e0ded4; border-radius: 14px; background: #fff; }
.folder-demo > span.selected { border-color: #bcd7c8; background: #edf7f1; }
.folder-demo svg { color: var(--green); font-size: 24px; }
.folder-demo b, .folder-demo small { display: block; }
.folder-demo b { margin-top: 15px; font-size: 14px; }
.folder-demo small { margin-top: 5px; color: #858a82; font-size: 11px; }
.folder-demo em { color: #9b9f97; font-size: 11px; font-style: normal; }
.feature-review { color: #fff; background: var(--night); border-color: var(--night); }
.feature-review .feature-number { color: #afe3c8; background: rgba(121, 203, 160, 0.12); }
.feature-review p { color: rgba(255, 255, 255, 0.67); }
.diff-demo { display: grid; gap: 9px; margin-top: 32px; }
.diff-demo > div { display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: center; padding: 13px 14px; border: 1px solid rgba(255, 255, 255, 0.11); border-radius: 10px; background: rgba(255, 255, 255, 0.05); font-size: 12px; }
.diff-demo b { font-size: 11px; }
.diff-demo .plus { color: #7ad6a7; }
.diff-demo .minus { color: #e99b8f; }
.diff-demo .mock-button { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; margin-top: 4px; border-radius: 10px; color: var(--night); background: #fff; font-size: 12px; font-weight: 750; }
.feature-account { background: linear-gradient(140deg, #faf7ef 0%, #eef4ed 100%); }
.account-demo { padding: 20px; border: 1px solid #d7d9d2; border-radius: 17px; background: #fff; box-shadow: 0 20px 60px rgba(52, 59, 52, 0.1); }
.account-profile { display: flex; align-items: center; gap: 12px; padding: 4px 4px 18px; border-bottom: 1px solid #e6e8e2; }
.account-profile > span { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: #e6ebe4; font-size: 12px; font-weight: 750; }
.account-profile div { flex: 1; }
.account-profile b, .account-profile small { display: block; }
.account-profile b { font-size: 13px; }
.account-profile small { margin-top: 4px; color: #92978f; font-size: 10px; }
.account-profile em { padding: 6px 8px; border-radius: 999px; color: var(--green); background: var(--green-soft); font-size: 9px; font-style: normal; font-weight: 700; }
.entitlement-card { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; margin-top: 16px; padding: 16px; border-radius: 13px; background: #f3f7f2; }
.status-mark { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; color: var(--green); background: #dfeee6; }
.entitlement-card small, .entitlement-card strong, .entitlement-card p { display: block; margin: 0; }
.entitlement-card small { color: #858a82; font-size: 9px; }
.entitlement-card strong { margin-top: 3px; font-size: 14px; }
.entitlement-card p { margin-top: 5px; color: #888d85; font-size: 9px; }
.entitlement-card .mock-button { min-height: 34px; display: inline-flex; align-items: center; justify-content: center; padding: 0 12px; border: 1px solid #cbd4cb; border-radius: 8px; background: #fff; font-size: 9px; font-weight: 700; }

.workflow-section { color: #fff; background: var(--night); }
.workflow-layout { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: 88px; align-items: center; }
.workflow-copy > p { color: rgba(255, 255, 255, 0.67); }
.managed-note { display: flex; align-items: center; gap: 14px; margin-top: 32px; padding: 18px; border: 1px solid rgba(255, 255, 255, 0.12); border-radius: 14px; background: rgba(255, 255, 255, 0.055); }
.managed-note > svg { width: 30px; height: 30px; color: #99ddb9; }
.managed-note b, .managed-note small { display: block; }
.managed-note small { margin-top: 5px; color: rgba(255, 255, 255, 0.58); }
.workflow-steps { display: grid; gap: 1px; margin: 0; padding: 0; list-style: none; overflow: hidden; border: 1px solid rgba(255, 255, 255, 0.12); border-radius: 18px; background: rgba(255, 255, 255, 0.1); }
.workflow-steps li { min-height: 142px; display: grid; grid-template-columns: 62px 1fr; gap: 20px; align-items: center; padding: 24px 28px; background: #293129; }
.workflow-steps li > span { width: 50px; height: 50px; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, 0.15); border-radius: 15px; color: #a9dfc2; background: rgba(255, 255, 255, 0.06); font-weight: 800; }
.workflow-steps strong { font-size: 21px; }
.workflow-steps p { margin: 8px 0 0; color: rgba(255, 255, 255, 0.62); line-height: 1.65; }

.account-section { background: #f0efe9; }
.account-layout { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 78px; align-items: center; }
.personal-window { overflow: hidden; padding: 26px; border: 1px solid #d7dad2; border-radius: 20px; background: #fff; box-shadow: var(--shadow); }
.personal-head, .personal-profile, .personal-service { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.personal-head { padding-bottom: 22px; border-bottom: 1px solid #e5e7e1; }
.personal-head small, .personal-head strong { display: block; }
.personal-head small { color: #8d928a; font-size: 11px; }
.personal-head strong { margin-top: 5px; font-size: 19px; }
.personal-head .mock-button, .personal-service .mock-button { min-height: 38px; display: inline-flex; align-items: center; justify-content: center; padding: 0 13px; border: 1px solid #d5d8d0; border-radius: 9px; background: #fff; font-size: 10px; font-weight: 700; }
.personal-profile { justify-content: flex-start; padding: 22px 0; }
.personal-profile > span { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; background: #e9ede6; font-weight: 750; }
.personal-profile > div { flex: 1; }
.personal-profile strong, .personal-profile small { display: block; }
.personal-profile strong { font-size: 14px; }
.personal-profile small { margin-top: 5px; color: #92978f; font-size: 10px; }
.personal-profile em { padding: 7px 10px; border-radius: 999px; color: var(--green); background: var(--green-soft); font-size: 9px; font-style: normal; font-weight: 700; }
.personal-service { align-items: flex-end; padding: 22px; border: 1px solid #d9e1d9; border-radius: 15px; background: #f2f7f2; }
.service-heading small, .service-heading strong { display: block; }
.service-heading small { color: #7f857d; font-size: 10px; }
.service-heading strong { margin-top: 6px; font-size: 20px; }
.service-heading p { margin: 8px 0 0; color: #858a82; font-size: 11px; }
.personal-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 13px; }
.personal-links > span { position: relative; min-height: 126px; display: flex; flex-direction: column; justify-content: center; padding: 16px; border: 1px solid #e2e4de; border-radius: 13px; }
.personal-links i { color: var(--green); font-style: normal; }
.personal-links b { margin-top: 12px; font-size: 12px; }
.personal-links small { margin-top: 5px; color: #969a93; font-size: 9px; line-height: 1.5; }
.personal-links em { position: absolute; right: 14px; top: 14px; color: #9da199; font-style: normal; }
.plain-list { display: grid; gap: 18px; margin: 30px 0 0; padding: 0; list-style: none; }
.service-card-note { display: flex; flex-wrap: wrap; gap: 7px 16px; margin-top: 24px; padding: 15px 17px; border: 1px solid #cfe2d6; border-radius: 13px; background: var(--green-soft); }
.service-card-note strong { font-size: 13px; }
.service-card-note span { color: #557061; font-size: 12px; }
.plain-list li { display: grid; grid-template-columns: 28px 1fr; gap: 12px; }
.plain-list svg { width: 22px; height: 22px; color: var(--green); }
.plain-list b, .plain-list small { display: block; }
.plain-list b { font-size: 15px; }
.plain-list small { margin-top: 5px; color: #777c74; line-height: 1.6; }

.download-section { padding-top: 90px; padding-bottom: 90px; background: #fff; }
.start-steps { display: grid; grid-template-columns: repeat(3, 1fr); margin-bottom: 18px; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: #f6f7f3; }
.start-steps > span { min-height: 94px; display: grid; grid-template-columns: 36px 1fr; align-content: center; column-gap: 12px; padding: 20px 24px; border-left: 1px solid var(--line); }
.start-steps > span:first-child { border-left: 0; }
.start-steps i { width: 34px; height: 34px; display: grid; grid-row: 1 / span 2; place-items: center; border-radius: 11px; color: var(--green-dark); background: var(--green-soft); font-size: 12px; font-style: normal; font-weight: 850; }
.start-steps b { font-size: 13px; }
.start-steps small { margin-top: 4px; color: #80867e; font-size: 10px; }
.download-panel { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 70px; align-items: center; padding: 64px; border-radius: 24px; color: #fff; background: radial-gradient(circle at 90% 15%, rgba(90, 177, 133, 0.26), transparent 28%), var(--night); box-shadow: 0 34px 80px rgba(31, 40, 31, 0.2); }
.download-copy > p { color: rgba(255, 255, 255, 0.66); }
.download-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.release-message { min-height: 24px; margin: 17px 0 0 !important; color: #e9c98f !important; font-size: 12px !important; }
[data-release-state="ready"] .release-message { color: #a7e3c4 !important; }
.download-facts { display: grid; gap: 1px; overflow: hidden; border: 1px solid rgba(255, 255, 255, 0.13); border-radius: 16px; background: rgba(255, 255, 255, 0.1); }
.download-facts > span { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 0 20px; background: rgba(32, 40, 32, 0.9); }
.download-facts b { color: rgba(255, 255, 255, 0.55); font-size: 11px; font-weight: 600; }
.download-facts strong { font-size: 13px; text-align: right; }

.faq-section { background: var(--paper); }
.faq-grid { display: grid; gap: 10px; }
.faq-grid details { overflow: hidden; border: 1px solid var(--line); border-radius: 15px; background: #fff; }
.faq-grid summary { position: relative; padding: 22px 64px 22px 24px; cursor: pointer; font-size: 16px; font-weight: 760; list-style: none; }
.faq-grid summary::-webkit-details-marker { display: none; }
.faq-grid summary::after { content: "+"; position: absolute; right: 22px; top: 50%; width: 28px; height: 28px; display: grid; place-items: center; transform: translateY(-50%); border-radius: 9px; color: var(--green-dark); background: var(--green-soft); font-size: 18px; font-weight: 500; }
.faq-grid details[open] summary::after { content: "−"; }
.faq-grid p { margin: 0; padding: 0 64px 22px 24px; color: var(--ink-soft); line-height: 1.75; }
.final-cta { padding: 80px 0; color: #fff; background: var(--green); }
.final-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 36px; }
.final-cta small { display: block; margin-bottom: 10px; color: rgba(255, 255, 255, 0.7); font-weight: 800; letter-spacing: 0.12em; }
.final-cta p { margin: 12px 0 0; color: rgba(255, 255, 255, 0.75); }
.final-cta .button-primary { color: var(--green-dark); background: #fff; box-shadow: none; }

.site-footer { padding: 34px 0; border-top: 1px solid #dedfd9; background: #ebebe5; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-inner p { color: #777c74; font-size: 12px; }
.footer-inner > button { padding: 8px 0; color: var(--green); background: transparent; cursor: pointer; font-size: 13px; font-weight: 700; }

.support-dialog { width: min(450px, calc(100% - 32px)); max-height: calc(100svh - 32px); overflow: auto; padding: 0; border: 0; border-radius: 20px; color: var(--ink); background: #fff; box-shadow: 0 34px 100px rgba(24, 29, 24, 0.3); }
.support-dialog::backdrop { background: rgba(24, 29, 24, 0.58); backdrop-filter: blur(6px); }
.support-card { padding: 26px; }
.support-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.support-head small, .support-head strong { display: block; }
.support-head small { color: var(--green); font-weight: 750; }
.support-head strong { margin-top: 5px; font-size: 22px; }
.support-head p { margin: 8px 0 0; color: var(--ink-soft); font-size: 13px; line-height: 1.6; }
.support-head button { width: 36px; height: 36px; flex: none; border: 1px solid var(--line); border-radius: 10px; background: #fff; cursor: pointer; font-size: 20px; }
.support-qq { margin-top: 22px; padding: 15px 16px; border-radius: 13px; color: var(--green-dark); background: var(--green-soft); }
.support-qq span, .support-qq strong { display: block; }
.support-qq span { font-size: 11px; font-weight: 700; }
.support-qq strong { margin-top: 4px; font-size: 28px; }
.support-card > img { width: 100%; margin-top: 14px; border: 1px solid var(--line); border-radius: 14px; }
.support-note { margin: 14px 0 0; color: #7e837b; font-size: 11px; line-height: 1.6; }

@media (max-width: 1200px) {
  .hero-grid { grid-template-columns: 0.8fr 1.2fr; gap: 34px; }
  .app-stage { width: 660px; }
  .app-layout { height: 460px; grid-template-columns: 50px 178px 1fr; }
  .conversation-list { padding-right: 8px; padding-left: 8px; }
  .conversation strong, .conversation small { max-width: 112px; }
}

@media (max-width: 1100px) {
  .container { width: min(920px, calc(100% - 32px)); }
  .nav-links { display: none; }
  .hero { padding-top: 72px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 720px; }
  .app-stage { width: 100%; max-width: 820px; margin: 12px auto 0; transform: none; }
  .app-layout { height: 500px; grid-template-columns: 54px 210px 1fr; }
  .conversation strong, .conversation small { max-width: 140px; }
  .plan-grid, .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plan-card-dark, .feature-review { grid-column: 1 / -1; }
  .purchase-strip { grid-template-columns: 0.9fr 1.1fr; }
  .purchase-strip .button { grid-column: 1 / -1; justify-self: start; }
  .download-panel { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 720px) {
  .container { width: min(100% - 24px, 640px); }
  .site-header .brand-copy small, .site-header .button svg { display: none; }
  .button-small { min-height: 40px; padding: 0 13px; font-size: 12px; }
  .hero { min-height: 0; padding: 58px 0 74px; }
  .hero h1 { font-size: clamp(40px, 12vw, 54px); }
  .hero-lead { font-size: 16px; }
  .hero-actions .button { width: 100%; }
  .hero-notes { gap: 12px; }
  .app-window { border-radius: 14px; }
  .window-bar { grid-template-columns: 1fr 1fr; }
  .window-bar > span { display: none; }
  .app-layout { height: 455px; grid-template-columns: 45px 1fr; }
  .conversation-list { display: none; }
  .composer-top { padding: 0 14px; }
  .ready-pill { padding: 6px 8px; }
  .composer-center { width: calc(100% - 28px); }
  .prompt-grid { grid-template-columns: 1fr; }
  .prompt-grid > span:nth-child(n + 2), .floating-card { display: none; }
  .plans-heading { align-items: flex-start; flex-direction: column; gap: 20px; }
  .plans-heading .button { width: 100%; margin: 0; }
  .catalog-status { margin: -6px 0 0; }
  .start-steps { grid-template-columns: 1fr; }
  .mobile-swipe-note { display: flex; align-items: center; justify-content: space-between; margin: -6px 0 16px; color: #777d75; font-size: 11px; font-weight: 700; }
  .mobile-swipe-note span { color: var(--green); font-size: 16px; }
  .plan-grid, .feature-grid { display: flex; gap: 12px; margin-right: -12px; padding: 0 12px 12px 0; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
  .plan-grid::-webkit-scrollbar, .feature-grid::-webkit-scrollbar { display: none; }
  .plan-card, .feature-card { flex: 0 0 min(84vw, 330px); scroll-snap-align: start; }
  .plan-card-dark, .feature-review { grid-column: auto; }
  .plan-card { min-height: 548px; padding: 24px; }
  .plan-grid-live[data-count="1"] { display: grid; grid-template-columns: minmax(0, 1fr); margin-right: 0; padding-right: 0; overflow: visible; }
  .plan-grid-live[data-count="1"] .plan-card-live { width: 100%; max-width: none; flex-basis: auto; }
  .plan-card-live { min-height: 370px; }
  .plan-card-live > .plan-purchase-button { width: 100%; }
  .plan-card > p { min-height: 0; }
  .plan-card > a { margin-top: 28px; }
  .purchase-strip { grid-template-columns: 1fr; padding: 24px; }
  .purchase-facts { grid-template-columns: 1fr; }
  .purchase-strip .button { grid-column: auto; width: 100%; }
  .purchase-facts span { padding: 0 0 0 16px; }
  .section { padding: 82px 0; }
  .section-heading h2, .workflow-copy h2, .account-copy h2, .download-copy h2, .final-cta h2 { font-size: 36px; }
  .feature-card, .feature-card-large, .feature-card-wide { min-height: 398px; display: block; padding: 24px; }
  .conversation-demo, .folder-demo, .diff-demo, .account-demo { margin-top: 28px; }
  .folder-demo { grid-template-columns: 1fr; }
  .folder-demo em { text-align: center; }
  .entitlement-card { grid-template-columns: auto 1fr; }
  .entitlement-card .mock-button { grid-column: 1 / -1; }
  .workflow-steps li { min-height: 130px; grid-template-columns: 48px 1fr; padding: 20px; }
  .workflow-steps li > span { width: 42px; height: 42px; }
  .personal-window { padding: 18px; }
  .personal-head, .personal-service { align-items: flex-start; flex-direction: column; }
  .personal-links { grid-template-columns: 1fr; }
  .personal-links > span { min-height: 104px; }
  .start-steps > span, .start-steps > span:first-child { border-top: 1px solid var(--line); border-left: 0; }
  .start-steps > span:first-child { border-top: 0; }
  .download-panel { padding: 36px 24px; }
  .download-actions .button { width: 100%; }
  .final-cta-inner, .footer-inner { align-items: flex-start; flex-direction: column; }
  .footer-inner p { margin: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}