@media (max-width: 1120px) {
  .menu-toggle { display: block; }
  .primary-nav { position: fixed; z-index: 40; inset: var(--header-height) 0 auto; display: grid; padding: 1.1rem max(1.5rem, calc((100vw - var(--container-main)) / 2)) 1.35rem; border-bottom: 1px solid var(--color-line); background: var(--color-bg); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .2s ease, transform .2s ease, visibility .2s; box-shadow: 0 18px 40px rgba(8,8,8,.08); }
  .primary-nav a { min-height: 2.75rem; display: flex; align-items: center; border-bottom: 1px solid var(--color-line); font-size: .88rem; }
  .site-header.menu-active .primary-nav { opacity: 1; visibility: visible; transform: none; }
  .site-header.menu-active .menu-toggle span:nth-child(2) { transform: translateY(3px) rotate(45deg); }
  .site-header.menu-active .menu-toggle span:nth-child(3) { transform: translateY(-3px) rotate(-45deg); }
  .hero-layout { grid-template-columns: minmax(0, .9fr) minmax(33.75rem, 1.1fr); column-gap: 3rem; }
  .hero-copy h1 { font-size: clamp(3.05rem, 4.65vw, 3.6rem); }
}

@media (max-width: 1040px) {
  .hero { min-height: auto; }
  .hero-layout { display: flex; flex-direction: column; min-height: auto; }
  .hero-copy { width: 100%; padding: 3.5rem 0 2.5rem; }
  .hero-copy h1 { max-width: 9.5ch; font-size: clamp(3.2rem, 7vw, 4.5rem); }
  .hero-lede { max-width: 38rem; }
  .hero-industries { margin-top: 2.5rem; }
  .growth-engine { width: min(100%, 42rem); margin: 0 auto 2.5rem; }
}

@media (max-width: 820px) {
  :root { --header-height: 4rem; }
  .container { width: min(calc(100% - 2rem), var(--container-main)); }
  .header-inner { gap: .75rem; }
  .header-inner > .button { display: none; }
  .primary-nav { padding-inline: 1rem; }
  .hero { min-height: auto; }
  .hero-layout { display: flex; flex-direction: column; min-height: auto; }
  .hero-copy { width: 100%; padding: 3rem 0 2rem; }
  .hero-copy h1 { max-width: 9.5ch; font-size: clamp(3rem, 9vw, 4.4rem); }
  .hero-lede { max-width: 35rem; }
  .hero-industries { margin-top: 2.5rem; }
  .growth-engine { width: min(100%, 37rem); margin: 0 auto 2rem; border: 1px solid var(--color-line); }
  .budget-flow { padding: 1rem; }
  .budget-stage { padding-inline: .8rem; }
  .budget-outcomes li { padding-inline: .6rem; }
  .proof-strip-inner { grid-template-columns: 1fr; gap: 1rem; }
  .proof-metrics { grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr)); }
  .proof-logos { justify-content: center; padding-bottom: 1rem; }
  .section-intro { grid-template-columns: 1fr; gap: 1.5rem; }
  .section-intro h2 { max-width: 14ch; }
  .capability { min-height: 12.5rem; grid-template-columns: 3.25rem minmax(0, 1fr); padding-right: 1.5rem; }
  .capability:nth-child(even) { padding-left: 1.5rem; }
  .capability:nth-child(even)::after { left: 1.5rem; }
  .performance-grid { grid-template-columns: 1fr; }
  .performance-area { min-height: 18rem; padding-inline: 0; }
  .performance-area + .performance-area { border-top: 1px solid #33332f; border-left: 0; }
  .cta-transition-inner { align-items: flex-start; flex-direction: column; }
  .industry-layout { grid-template-columns: 1fr; gap: 3.5rem; }
  .industry-intro { position: static; }
  .industry-intro h2 { max-width: 12ch; }
  .industry-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-right: 1px solid #cac9c4; }
  .industry-item { display: block; min-height: 15rem; padding: 1.4rem; border-left: 1px solid #cac9c4; }
  .industry-heading { margin-bottom: 1rem; }
  .industry-detail ul { margin-top: 1rem; }
  .process-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process-step { min-height: 15rem; }
  .process-step:nth-child(3) { border-left: 0; }
  .process-step:nth-child(n+3) { border-top: 1px solid var(--color-line); }
  .stage-boundary { width: calc(100% - 2rem); }
  .faq-layout, .lead-layout { grid-template-columns: 1fr; gap: 3.5rem; }
  .faq-intro { position: static; }
  .footer-main { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-contact { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  :root { --header-height: 3.75rem; }
  .container { width: min(calc(100% - 2.5rem), var(--container-main)); }
  .brand-mark { width: 5.25rem; }
  .menu-toggle { width: 2.75rem; height: 2.75rem; }
  .primary-nav { padding: .75rem 1.25rem 1rem; }
  .primary-nav a { min-height: 2.75rem; }
  .hero-copy { padding: 2rem 0 1.35rem; }
  .eyebrow { margin-bottom: 1.1rem; font-size: .62rem; letter-spacing: .085em; }
  .eyebrow span { width: 1.15rem; margin-right: .5rem; }
  .hero-copy h1 { max-width: 100%; font-size: clamp(2.35rem, 10.5vw, 2.8rem); line-height: .98; }
  .hero-lede { margin-top: 1.05rem; font-size: .93rem; line-height: 1.55; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: .35rem; margin-top: 1.25rem; }
  .button--primary { width: 100%; }
  .button--text { align-self: flex-start; min-height: 2.75rem; }
  .hero-industries { margin-top: 1.25rem; }
  .hero-industries p { margin-bottom: .35rem; }
  .hero-industries ul { gap: .2rem .9rem; }
  .hero-industries li { font-size: .68rem; }
  .hero-industries li:not(:last-child)::after { right: -.59rem; }
  .growth-engine { --flow-duration: 7s; margin: 0 0 1.5rem; box-shadow: 0 .8rem 2rem rgba(8,8,8,.04); }
  .engine-kicker { padding: .6rem .8rem; font-size: .62rem; }
  .budget-flow { padding: .55rem; }
  .budget-stages { grid-template-columns: 1fr; }
  .budget-stage { min-height: 5.2rem; display: grid; grid-template-columns: minmax(0, 1fr) 120px; gap: .65rem; align-items: center; padding: .6rem .75rem; }
  .budget-stage + .budget-stage { border-top: 1px solid var(--color-line); border-left: 0; }
  .budget-stage:not(:last-child)::after { top: auto; right: calc(50% - .7rem); bottom: -.72rem; content: "↓"; }
  .budget-stage-heading { grid-template-columns: 1.35rem minmax(0, 1fr); gap: .4rem; align-items: baseline; min-height: auto; }
  .budget-stage-heading strong { font-size: .68rem; }
  .channel-list { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .35rem; margin: 0; }
  .channel-list li { gap: 0; }
  .channel-list li > span { display: none; }
  .channel-list i { height: 1rem; }
  .optimizer { width: 70px; height: 70px; margin: 0 auto; }
  .optimizer-core { width: 40px; height: 40px; font-size: .9rem; }
  .allocation-block { display: none; }
  .budget-stage--optimization p { display: none; }
  .result-visual { width: 120px; height: 66px; margin: 0 0 0 auto; }
  .result-columns { height: 52px; }
  .result-success { width: 23px; height: 23px; font-size: .68rem; }
  .result-visual svg { right: .25rem; left: .25rem; bottom: .2rem; width: calc(100% - .5rem); }
  .budget-outcomes { grid-template-columns: 1fr; margin-top: .6rem; padding-top: 0; border: 1px solid var(--color-line); }
  .budget-outcomes li { min-height: 2.2rem; align-items: center; padding: .32rem .6rem; font-size: .7rem; }
  .budget-outcomes li + li { border-top: 1px solid var(--color-line); border-left: 0; }
  .growth-engine.is-active .channel-list li, .growth-engine.is-active .channel-list .is-weak, .growth-engine.is-active .allocation-block { animation: none; }
  .why-wemade, .performance-results, .industries-section, .working-model, .faq-section, .lead-section { padding: 2.25rem 0; }
  .cta-transition { padding: 1.75rem 0; }
  .section-label { font-size: .64rem; }
  .section-intro { gap: 1rem; }
  .section-intro h2 { font-size: clamp(2rem, 9.7vw, 2.55rem); line-height: 1.02; }
  .section-intro h2, .industry-intro h2, .faq-intro h2, .lead-intro h2 { overflow-wrap: anywhere; }
  .section-intro > div > p { margin-top: 1rem; font-size: .9rem; line-height: 1.55; }
  .capability-system { grid-template-columns: 1fr; margin-top: 2rem; }
  .capability { min-height: auto; grid-template-columns: 2.4rem minmax(0, 1fr); gap: .65rem; padding: 1rem 0; }
  .capability:nth-child(even) { padding-left: 0; border-left: 0; }
  .capability:nth-child(even)::after { left: 0; }
  .capability-number { font-size: .95rem; }
  .capability h3 { font-size: 1.05rem; }
  .capability p { margin-top: .4rem; font-size: .82rem; line-height: 1.5; }
  .performance-grid { margin-top: 2rem; }
  .performance-area { min-height: 13.5rem; padding-block: 1.25rem; }
  .performance-area h3 { margin-top: 1.15rem; font-size: 1.5rem; }
  .performance-area > p { margin-top: .65rem; font-size: .84rem; line-height: 1.55; }
  .optimization-signal { padding-top: .85rem; }
  .industry-layout { gap: 2rem; }
  .industry-intro h2 { margin-top: 1.1rem; font-size: clamp(2rem, 9.7vw, 2.55rem); line-height: 1.02; }
  .industry-intro > p:last-child { margin-top: 1rem; font-size: .9rem; line-height: 1.55; }
  .industry-list { width: calc(100% + 1.25rem); max-width: calc(100vw - 1.25rem); display: flex; gap: 0; padding-right: 1.25rem; overflow-x: auto; overscroll-behavior-inline: contain; scroll-padding-left: 1.25rem; scroll-snap-type: inline mandatory; scrollbar-width: none; }
  .industry-list::-webkit-scrollbar { display: none; }
  .industry-item { flex: 0 0 80vw; display: block; min-height: 0; height: auto; padding: 1rem 1rem 1rem 0; border-bottom: 1px solid #cac9c4; border-right: 1px solid #cac9c4; scroll-snap-align: start; }
  .industry-item + .industry-item { padding-left: 1.2rem; }
  .industry-item + .industry-item::before { left: 1.2rem; }
  .industry-heading { display: block; }
  .industry-heading span { display: block; margin-bottom: .55rem; }
  .industry-heading h3 { font-size: 1.25rem; }
  .industry-detail { display: block; min-height: 0; margin-top: .6rem; }
  .industry-detail .industry-description--desktop, .industry-detail .industry-outcomes--desktop { display: none; }
  .industry-detail .industry-description--mobile, .industry-detail .industry-outcomes--mobile { display: block; }
  .industry-detail > p { font-size: .8rem; line-height: 1.5; }
  .industry-detail ul { margin-top: .7rem; padding-top: .65rem; border-top: 1px solid #cac9c4; }
  .industry-detail li { display: inline; padding: 0; font-size: .67rem; line-height: 1.5; }
  .industry-detail li::before { display: none; }
  .industry-detail li + li::before { content: " · "; display: inline; position: static; width: auto; height: auto; color: #9a740c; background: transparent; }
  .process-list { grid-template-columns: 1fr; margin-top: 2rem; border-bottom: 0; }
  .process-list::before { content: ""; position: absolute; top: 1.5rem; bottom: 1.5rem; left: 1.15rem; width: 1px; background: var(--color-line); }
  .process-step { display: grid; grid-template-columns: 2.5rem minmax(0, 1fr); gap: .65rem; min-height: auto; padding: 1rem 0; border-bottom: 1px solid var(--color-line); }
  .process-step + .process-step { border-top: 0; border-left: 0; }
  .process-step:nth-child(n+3) { border-top: 0; }
  .process-step::before { top: 1.5rem; left: .87rem; z-index: 1; background: var(--color-bg); }
  .process-number { position: relative; z-index: 2; font-size: .78rem; }
  .process-step h3 { margin: 0; font-size: 1.05rem; }
  .process-step p { margin-top: .4rem; font-size: .82rem; line-height: 1.5; }
  .cta-transition-inner .button { width: 100%; }
  .faq-layout, .lead-layout { gap: 2rem; }
  .faq-intro h2, .lead-intro h2 { margin-top: 1.1rem; font-size: clamp(2rem, 9.7vw, 2.55rem); line-height: 1.02; }
  .faq-intro > p:last-child, .lead-intro > p { margin-top: 1rem; font-size: .9rem; line-height: 1.55; }
  .faq-question { min-height: 3.75rem; grid-template-columns: 1.65rem minmax(0, 1fr) 1.55rem; gap: .55rem; padding: .75rem 0; }
  .faq-question > span:nth-child(2) { font-size: .88rem; }
  .faq-answer { padding: 0 0 1rem 2.2rem; }
  .faq-answer p { font-size: .82rem; line-height: 1.55; }
  .lead-trust { gap: .4rem; margin-top: .9rem; padding-top: .8rem; }
  .lead-trust li { font-size: .72rem; }
  .direct-contact { margin-top: .75rem; padding-top: .7rem; }
  .direct-contact p { font-size: .69rem; }
  .direct-contact div { display: flex; gap: 0 .55rem; margin-top: .25rem; }
  .direct-contact a { min-height: 2.75rem; display: inline-flex; align-items: center; }
  .contact-separator { min-height: 2.75rem; display: inline-flex; align-items: center; }
  .lead-form { padding: .75rem; }
  .form-grid { grid-template-columns: 1fr; gap: .5rem; }
  .form-field--full, .form-help--contact { grid-column: auto; }
  .form-field label { margin-bottom: .2rem; font-size: .76rem; }
  .form-field label small { display: none; }
  .form-field input, .form-field select { height: 2.75rem; min-height: 2.75rem; }
  .form-field select { background-position-y: 1.18rem; }
  .form-field textarea { height: 3.75rem; min-height: 3.75rem; }
  .field-error:empty { display: none; }
  .field-error:not(:empty) { min-height: 0; margin: .2rem 0 0; }
  .form-help { margin: 0; font-size: .65rem; }
  .form-submit-row { grid-template-columns: 1fr; gap: .45rem; margin-top: .6rem; }
  .form-submit-row .button { width: 100%; }
  .footer-main { grid-template-columns: minmax(7rem, .75fr) minmax(0, 1.25fr); gap: 1rem; padding-block: 1.35rem; }
  .footer-brand-block { grid-column: 1 / -1; }
  .footer-brand-block > p { margin-top: .75rem; }
  .footer-contact { grid-column: auto; }
  .footer-nav { display: grid; grid-template-columns: 1fr; gap: 0; }
  .footer-nav a { min-height: 2.75rem; display: flex; align-items: center; }
  .footer-contact > a { min-height: 2.75rem; display: flex; align-items: center; }
  .footer-contact address { margin-top: .35rem; font-size: .67rem; line-height: 1.45; }
  .footer-legal { grid-column: auto; justify-content: flex-start; }
  .footer-bottom { flex-direction: column; gap: .45rem; padding-block: .7rem calc(.7rem + env(safe-area-inset-bottom)); }
  .footer-legal { display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: .75rem; }
  .mobile-sticky-cta { position: fixed; z-index: 45; right: 0; bottom: 0; left: 0; display: block; padding: .45rem 1.25rem calc(.45rem + env(safe-area-inset-bottom)); border-top: 1px solid #2e2e2a; background: rgba(8,8,8,.94); backdrop-filter: blur(12px); transition: opacity .2s ease, transform .2s ease, visibility .2s; }
  .mobile-sticky-cta .button { width: 100%; min-height: 2.9rem; }
  .mobile-sticky-cta.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(100%); }
  .stage-boundary { grid-template-columns: auto 1fr auto; font-size: .56rem; }
  .stage-boundary p { font-size: 0; }
  .stage-boundary p::before, .stage-boundary p::after { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .channel-list li, .channel-list .is-weak, .optimizer-core, .allocation-block, .result-columns i, .result-visual svg path, .result-success, .budget-outcomes li { opacity: 1 !important; transform: none !important; stroke-dashoffset: 0 !important; animation: none !important; }
}