.product-page { background: #f7f9f7; }
.product-page .site-header { background: rgba(247,249,247,.94); }
.product-main { overflow: hidden; }
.product-hero { padding: 64px 0 92px; border-bottom: 1px solid var(--line); background: radial-gradient(circle at 93% 8%, rgba(114,162,118,.18) 0 18%, transparent 18.2%); }
.product-back { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 42px; color: var(--tech); text-decoration: none; font-weight: 700; }
.product-back span { transition: transform .2s ease; }
.product-back:hover span { transform: translateX(-4px); }
.product-hero-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(360px,.68fr); gap: 78px; align-items: start; }
.availability { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 19px; color: var(--tech); font-size: .78rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.availability::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--tech); box-shadow: 0 0 0 6px rgba(47,110,67,.1); }
.product-hero h1 { margin: 0; font-size: clamp(3.6rem,7vw,6.8rem); line-height: .92; letter-spacing: -.065em; }
.product-hero h1 span { display: block; color: var(--tech); font-weight: 360; }
.product-intro { max-width: 700px; margin: 30px 0 0; color: #43564b; font-size: 1.16rem; line-height: 1.65; }
.fact-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 34px; }
.fact-row span { padding: 8px 12px; border: 1px solid var(--line); color: #465a4f; background: rgba(255,255,255,.52); font-size: .76rem; font-weight: 700; }
.download-panel { position: relative; padding: 30px; background: var(--forest); color: var(--white); box-shadow: 0 24px 64px rgba(10,51,38,.18); }
.download-panel::before { content: ""; position: absolute; inset: -10px 10px 10px -10px; z-index: -1; border: 1px solid var(--nature); }
.download-kicker { margin: 0 0 8px; color: #9fc3a3; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 750; }
.download-panel h2 { margin: 0; font-size: 1.65rem; letter-spacing: -.03em; }
.download-panel > p { margin: 12px 0 0; color: #c1d1c5; font-size: .9rem; }
.download-button { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 58px; margin-top: 25px; padding: 0 18px; color: var(--forest); background: var(--white); text-decoration: none; font-weight: 800; }
.download-button:hover, .download-button:focus-visible { background: #e8f0e9; }
.download-file { display: block; margin-top: 10px; color: #9fb6a5; font-size: .72rem; }
.license-shortcuts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 24px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.17); }
.license-shortcuts a { padding: 12px; border: 1px solid rgba(255,255,255,.22); color: var(--white); text-decoration: none; font-size: .79rem; line-height: 1.4; font-weight: 700; }
.license-shortcuts a:hover { border-color: var(--nature); background: rgba(255,255,255,.06); }

.product-section { padding: 100px 0; }
.product-section.alt { background: var(--white); }
.product-section-head { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; margin-bottom: 48px; }
.product-section-head h2 { margin: 0; font-size: clamp(2.5rem,4vw,4.2rem); line-height: 1; letter-spacing: -.055em; }
.product-section-head p { max-width: 590px; margin: 3px 0 0; color: var(--muted); }
.benefit-grid { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.benefit { min-height: 240px; padding: 27px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.benefit span { color: var(--tech); font-size: .72rem; letter-spacing: .15em; }
.benefit h3 { margin: 45px 0 11px; font-size: 1.24rem; }
.benefit p { margin: 0; color: var(--muted); font-size: .92rem; }
.expert-preview-section { padding: 100px 0; color: var(--white); background: #17201d; }
.expert-preview-head { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; align-items: end; margin-bottom: 38px; }
.expert-preview-head h2 { margin: 0; font-size: clamp(2.5rem,4vw,4.2rem); line-height: 1; letter-spacing: -.055em; }
.expert-preview-head p { margin: 0; color: #b9c6bd; }
.expert-window { margin: 0; border: 1px solid #65706b; background: #d9dddc; box-shadow: 0 28px 70px rgba(0,0,0,.28); }
.expert-toolbar { display: flex; justify-content: space-between; gap: 20px; padding: 10px 14px; color: #eef1ef; background: #505956; font: 700 .72rem/1.3 Arial,sans-serif; }
.expert-canvas { min-height: 420px; display: grid; place-items: center; padding: 48px; background-color: #cbd0ce; background-image: linear-gradient(rgba(91,101,97,.16) 1px,transparent 1px),linear-gradient(90deg,rgba(91,101,97,.16) 1px,transparent 1px); background-size: 20px 20px; }
.logic-node { width: min(760px,100%); color: #17201d; border: 1px solid #68716e; background: #f5f6f5; box-shadow: 0 8px 18px rgba(31,40,36,.2); font-family: Arial,sans-serif; }
.logic-node-title { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; padding: 12px 15px; color: #fff; background: #3e4945; }
.logic-node-title small,.logic-node-title span { color: #d5ddd8; font-size: .68rem; }
.logic-node-title strong { font-size: .92rem; }
.logic-node-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 42px; padding: 16px 0; }
.logic-node ul { margin: 0; padding: 0; list-style: none; }
.logic-node li { position: relative; display: grid; grid-template-columns: 28px 1fr; gap: 8px; align-items: center; min-height: 34px; padding: 0 16px; border-bottom: 1px solid #d5d9d7; color: #3b4440; font-size: .74rem; }
.logic-node li span { color: #66716c; font-size: .66rem; font-weight: 700; }
.logic-node .outputs li { grid-template-columns: 1fr 28px; text-align: right; }
.logic-node li i { display: block; width: 24px; height: 18px; border: 1px solid #236e3e; background: #62b878; box-shadow: inset 0 0 0 2px rgba(255,255,255,.28); }
.logic-node .outputs li i { border-color: #934742; background: #d97b72; }
.logic-node li::before,.logic-node li::after { content: ""; position: absolute; top: 50%; width: 10px; height: 2px; background: #437c53; }
.logic-node .inputs li::before { left: -10px; }
.logic-node .outputs li::after { right: -10px; }
.logic-node-footer { padding: 9px 15px; border-top: 1px solid #c7cdca; color: #52605a; background: #e8ebe9; font-size: .66rem; letter-spacing: .08em; text-transform: uppercase; }
.expert-window figcaption { padding: 13px 16px; color: #4f5d57; background: #edf0ee; font-size: .76rem; }
.setup-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 90px; }
.setup-copy h2 { margin: 0; font-size: clamp(2.5rem,4vw,4.2rem); line-height: 1; letter-spacing: -.055em; }
.setup-copy p { margin: 24px 0 0; color: var(--muted); }
.setup-steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.setup-steps li { display: grid; grid-template-columns: 45px 1fr; gap: 20px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.setup-steps span { color: var(--tech); font-size: .74rem; font-weight: 750; }
.setup-steps h3 { margin: 0 0 5px; font-size: 1.04rem; }
.setup-steps p { margin: 0; color: var(--muted); font-size: .9rem; }

.license-section { padding: 100px 0; background: #e6eee8; }
.license-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 86px; align-items: start; }
.license-copy h2 { margin: 0; font-size: clamp(2.55rem,4.2vw,4.5rem); line-height: .98; letter-spacing: -.06em; }
.license-copy > p { margin: 25px 0 0; color: var(--muted); }
.license-note { margin-top: 28px; padding: 16px 18px; border-left: 3px solid var(--tech); background: rgba(255,255,255,.55); color: #42574b; font-size: .86rem; }
.license-form { padding: 31px; background: var(--white); border: 1px solid #c6d5c9; }
.license-form fieldset { margin: 0; padding: 0; border: 0; }
.license-form legend, .license-form label.field-label { display: block; margin-bottom: 11px; color: #41554a; font-size: .78rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.license-types { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 26px; }
.license-choice { position: relative; display: block; }
.license-choice input { position: absolute; opacity: 0; }
.license-choice span { display: block; min-height: 74px; padding: 14px; border: 1px solid var(--line); cursor: pointer; }
.license-choice strong, .license-choice small { display: block; }
.license-choice small { margin-top: 3px; color: var(--muted); }
.license-price { display: block; margin-top: 7px; color: var(--tech); font-size: 1rem; font-weight: 850; }
.license-choice input:checked + span { border-color: var(--tech); box-shadow: inset 0 0 0 2px var(--tech); background: #eef4ef; }
.license-choice input:focus-visible + span { outline: 2px solid var(--forest); outline-offset: 3px; }
.mac-input { width: 100%; min-height: 54px; padding: 0 15px; border: 1px solid #afc2b3; color: var(--ink); background: #fbfcfb; font: inherit; text-transform: uppercase; letter-spacing: .08em; }
.mac-input:focus { outline: 2px solid var(--tech); outline-offset: 2px; }
.input-help { display: block; margin-top: 7px; color: #6b7e72; font-size: .78rem; }
.request-button { width: 100%; min-height: 56px; margin-top: 24px; border: 0; color: var(--white); background: var(--forest); cursor: pointer; font-weight: 800; }
.request-button:hover, .request-button:focus-visible { background: var(--tech); }
.request-result { margin: 18px 0 0; padding: 13px 15px; color: #2f5d3a; background: #e6f0e7; border-left: 3px solid var(--tech); font-size: .86rem; }
.request-result a { color: var(--forest); font-weight: 800; }
.request-result[hidden] { display: none; }
.compatibility { padding: 34px 0; background: var(--forest); color: var(--white); }
.compatibility .shell { display: flex; justify-content: space-between; gap: 35px; align-items: center; }
.compatibility strong { font-size: 1.2rem; }
.compatibility span { color: #bdd0c2; }

@media (max-width: 980px) {
  .product-hero-grid, .product-section-head, .expert-preview-head, .setup-grid, .license-grid { grid-template-columns: 1fr; }
  .product-hero-grid { gap: 55px; }
  .product-section-head, .expert-preview-head, .setup-grid, .license-grid { gap: 38px; }
  .benefit-grid { grid-template-columns: 1fr; }
  .benefit { min-height: 210px; }
}

@media (max-width: 680px) {
  .product-hero { padding: 38px 0 70px; }
  .product-back { margin-bottom: 31px; }
  .product-hero h1 { font-size: clamp(3rem,14vw,4.2rem); }
  .product-intro { font-size: 1.04rem; }
  .download-panel { padding: 25px 21px; }
  .license-shortcuts, .license-types { grid-template-columns: 1fr; }
  .product-section, .license-section { padding: 75px 0; }
  .product-section-head h2, .setup-copy h2, .license-copy h2 { font-size: 2.7rem; }
  .license-form { padding: 24px 19px; }
  .expert-preview-section { padding: 75px 0; }
  .expert-canvas { min-height: 350px; padding: 30px 14px; overflow-x: auto; place-items: center start; }
  .logic-node { min-width: 620px; }
  .compatibility .shell { align-items: flex-start; flex-direction: column; }
}