/* Kallavy site redesign: shared tokens, shell, landing and calculator. */
:root {
  --k-color-bg: #0B1420;
  --k-color-surface: #142131;
  --k-color-surface-muted: #1B2C3D;
  --k-color-text: #F8F8F6;
  --k-color-text-muted: #B9C3CD;
  --k-color-text-subtle: #A4B1BF;
  --k-color-border: #2A3B4D;
  --k-color-primary: #FFC222;
  --k-color-primary-hover: #FFD866;
  --k-color-primary-active: #D99D00;
  --k-color-primary-ink: #FFD866;
  --k-color-focus: #FFD866;
  --k-color-on-primary: #142131;
  --k-color-special: #E96A5F;
  --k-color-success: #5BC48D;
  --k-color-warning: #FFD866;
  --k-color-error: #FF8A8A;
  --k-color-photo-text: #F8F8F6;
  --k-color-photo-muted: rgb(248 248 246 / .76);
  --k-color-photo-overlay: rgb(11 20 32 / .82);
  --k-color-photo-overlay-strong: rgb(11 20 32 / .94);
  --k-color-photo-overlay-soft: rgb(11 20 32 / .30);
  --k-model-openai: #10A37F;
  --k-model-moonshot: #61A9FF;
  --k-model-zai: #A78BFA;
  --k-model-flux: #5EEAD4;
  --k-font-sans: Manrope, Inter, Arial, system-ui, sans-serif;
  --k-font-mono: "JetBrains Mono", ui-monospace, monospace;
  --k-space-1: 4px;
  --k-space-2: 8px;
  --k-space-3: 12px;
  --k-space-4: 16px;
  --k-space-5: 20px;
  --k-space-6: 24px;
  --k-space-7: 32px;
  --k-space-8: 40px;
  --k-space-9: 48px;
  --k-space-10: 64px;
  --k-space-11: 80px;
  --k-space-12: 96px;
  --k-radius-xs: 4px;
  --k-radius-sm: 8px;
  --k-radius-md: 12px;
  --k-radius-lg: 16px;
  --k-radius-xl: 24px;
  --k-radius-pill: 999px;
  --k-shadow-sm: 0 1px 2px rgb(20 33 49 / .06);
  --k-shadow-md: 0 8px 24px rgb(20 33 49 / .10);
  --k-shadow-lg: 0 20px 48px rgb(11 20 32 / .18);
  --k-page-width: 1200px;
  --k-gutter: 24px;
  --k-header-height: 100px;
}

html[data-theme="light"] {
  color-scheme: light;
  --k-color-bg: #FFF9EC;
  --k-color-surface: #FFFFFF;
  --k-color-surface-muted: #F4F0E6;
  --k-color-text: #142131;
  --k-color-text-muted: #526174;
  --k-color-text-subtle: #64748B;
  --k-color-border: #E8E1D4;
  --k-color-primary-ink: #855600;
  --k-color-focus: #855600;
}

html:not([data-theme="light"]) { color-scheme: dark; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--k-header-height) + 16px); }
html { scrollbar-color: var(--k-color-primary) var(--k-color-bg); scrollbar-width: thin; }
html::-webkit-scrollbar { width: 10px; height: 10px; }
html::-webkit-scrollbar-track { background: var(--k-color-bg); }
html::-webkit-scrollbar-thumb { border-radius: 6px; background: var(--k-color-primary); }
body.k-site-shell-page {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  color: var(--k-color-text);
  background: var(--k-color-bg);
  font-family: var(--k-font-sans);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: -.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.k-site-shell-page,
body.k-site-shell-page *,
body.k-site-shell-page *::before,
body.k-site-shell-page *::after { box-sizing: border-box; }
body.k-site-shell-page :where(button, input, select, textarea) { font: inherit; }
body.k-site-shell-page :where(a, button, input, select, textarea, summary):focus-visible {
  outline: 2px solid var(--k-color-focus);
  outline-offset: 2px;
}
body.k-site-shell-page img { max-width: 100%; }
body.k-site-shell-page .aurora,
body.k-site-shell-page .veil,
body.k-site-shell-page .grain { display: none !important; }

/* Shared navigation and footer */
kallavy-site-header, kallavy-site-footer { display: block; }
kallavy-site-header { position: sticky; z-index: 100; top: 0; }
.k-site-header {
  position: relative;
  min-height: var(--k-header-height);
  border-bottom: 1px solid var(--k-color-border);
  background: color-mix(in srgb, var(--k-color-bg) 94%, transparent);
  backdrop-filter: blur(14px);
}
.k-site-nav {
  width: min(var(--k-page-width), calc(100% - 2 * var(--k-gutter)));
  min-height: var(--k-header-height);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
}
.k-site-brand { display: inline-flex; align-items: center; gap: 20px; color: var(--k-color-text); text-decoration: none; }
.k-site-nav .k-site-brand { gap: 12px; }
.k-site-brand img { width: 76px; height: 76px; flex: 0 0 auto; border-radius: 0; background: transparent; object-fit: contain; }
.k-site-nav .k-site-brand img { width: 64px; height: 64px; }
.k-site-brand .k-mark-light { display: none; }
html[data-theme="light"] .k-site-brand .k-mark-dark { display: none; }
html[data-theme="light"] .k-site-brand .k-mark-light { display: block; }
.k-site-wordmark { font-size: 36px; font-weight: 800; letter-spacing: .15em; line-height: 1; }
.k-site-nav .k-site-wordmark { font-size: 24px; }
.k-brand-fallback { display: inline-flex; align-items: center; gap: 10px; color: var(--k-color-text); text-decoration: none; }
.k-brand-fallback img { width: 64px; height: 64px; flex: 0 0 auto; object-fit: contain; background: transparent; }
.k-brand-fallback .k-mark-light { display: none; }
html[data-theme="light"] .k-brand-fallback .k-mark-dark { display: none; }
html[data-theme="light"] .k-brand-fallback .k-mark-light { display: block; }
.k-brand-fallback-wordmark { font-size: 24px; font-weight: 800; letter-spacing: .15em; line-height: 1; }
.k-site-area { display: block; margin-top: 5px; color: var(--k-color-text-subtle); font-size: 9px; font-weight: 700; letter-spacing: .12em; line-height: 1; text-transform: uppercase; }
.k-site-links, .k-site-actions { display: flex; align-items: center; }
.k-site-links { justify-content: center; gap: clamp(12px, 1.2vw, 20px); }
.k-site-links a { white-space: nowrap; }
body[data-kallavy-page="docs"] .k-site-links { min-width: 0; flex-wrap: wrap; gap: 8px 12px; }
body[data-kallavy-page="docs"] .k-site-links > [data-i18n-switcher] { display: flex; flex: 0 0 100%; justify-content: center; }
.k-site-links a, .k-site-mobile a { color: var(--k-color-text-muted); font-size: 13px; font-weight: 600; text-decoration: none; transition: color 120ms ease; }
.k-site-links a:hover, .k-site-links a[aria-current="page"], .k-site-mobile a:hover { color: var(--k-color-primary-ink); }
.k-site-actions { justify-content: flex-end; gap: 8px; }
.k-theme-toggle, .k-menu-toggle {
  width: 40px;
  height: 40px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--k-color-border);
  border-radius: var(--k-radius-md);
  color: var(--k-color-text-muted);
  background: transparent;
  cursor: pointer;
}
.k-theme-toggle svg, .k-menu-toggle svg { width: 18px; height: 18px; }
.k-theme-toggle .k-icon-sun { display: none; }
html[data-theme="light"] .k-theme-toggle .k-icon-sun { display: block; }
html[data-theme="light"] .k-theme-toggle .k-icon-moon { display: none; }
.k-btn {
  min-height: 40px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--k-radius-md);
  font-size: 13px;
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 120ms ease, border-color 120ms ease, transform 120ms ease;
  cursor: pointer;
}
.k-btn:hover { transform: translateY(-1px); }
.k-btn-primary { color: var(--k-color-on-primary); background: var(--k-color-primary); }
.k-btn-primary:hover { background: var(--k-color-primary-hover); }
.k-btn-secondary { border-color: var(--k-color-border); color: var(--k-color-text); background: var(--k-color-surface); }
.k-btn-secondary:hover { background: var(--k-color-surface-muted); }
.k-btn-ghost { color: var(--k-color-text-muted); background: transparent; }
.k-btn-ghost:hover { color: var(--k-color-text); background: var(--k-color-surface-muted); }
.k-menu-toggle { display: none; }
.k-site-mobile {
  position: fixed;
  z-index: 99;
  top: var(--k-header-height);
  right: 0;
  left: 0;
  display: none;
  padding: 12px var(--k-gutter) 20px;
  border-bottom: 1px solid var(--k-color-border);
  background: var(--k-color-bg);
  box-shadow: var(--k-shadow-md);
}
.k-site-mobile.is-open { display: grid; gap: 4px; }
.k-site-mobile a { padding: 12px 4px; border-bottom: 1px solid var(--k-color-border); }
.k-site-mobile .k-mobile-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding-top: 12px; }
.k-site-mobile .k-mobile-actions a { border: 0; }
.k-site-mobile .k-mobile-actions .k-btn { min-height: 44px; }
.k-site-footer { padding: 40px 0 24px; border-top: 1px solid var(--k-color-border); background: var(--k-color-surface); }
.k-footer-inner { width: min(var(--k-page-width), calc(100% - 2 * var(--k-gutter))); margin: 0 auto; }
.k-footer-main { display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; padding-bottom: 32px; }
.k-footer-brand { max-width: 420px; }
.k-footer-brand .k-site-brand { margin-bottom: 14px; }
.k-footer-brand p { margin: 0; color: var(--k-color-text-muted); font-size: 13px; }
.k-footer-brand .k-footer-company { margin-top: 12px; }
.k-footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px 24px; }
.k-footer-links a { color: var(--k-color-text-muted); font-size: 13px; text-decoration: none; }
.k-footer-links a:hover { color: var(--k-color-primary-ink); }
.k-footer-bottom { display: flex; justify-content: space-between; gap: 16px; padding-top: 16px; border-top: 1px solid var(--k-color-border); color: var(--k-color-text-subtle); font-size: 11px; }

/* Marketing landing */
body[data-kallavy-page="home"] { --k-page-width: 1200px; }
.k-home-main { overflow: clip; }
.k-hero {
  position: relative;
  display: flex;
  min-height: min(850px, max(640px, calc(100svh - var(--k-header-height))));
  align-items: center;
  overflow: hidden;
  isolation: isolate;
  padding: clamp(72px, 9vh, 112px) 0;
  background: var(--k-color-bg);
}
.k-hero-background {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.k-hero-background--motion { opacity: 0; transition: opacity 480ms ease; }
.k-hero-background--motion.is-ready { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .k-hero-background--motion { display: none; transition: none; }
}
.k-hero::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    linear-gradient(90deg, var(--k-color-photo-overlay-strong) 0%, var(--k-color-photo-overlay) 44%, var(--k-color-photo-overlay-soft) 82%, var(--k-color-photo-overlay-soft) 100%),
    linear-gradient(0deg, var(--k-color-photo-overlay) 0%, transparent 58%);
  content: "";
  pointer-events: none;
}
.k-hero-inner, .k-section-inner, .k-trust-inner { width: min(var(--k-page-width), calc(100% - 2 * var(--k-gutter))); margin: 0 auto; }
.k-hero-inner { position: relative; z-index: 1; }
.k-hero-content { max-width: 720px; color: var(--k-color-photo-text); }
.k-eyebrow { display: inline-flex; align-items: center; gap: 10px; color: var(--k-color-primary-ink); font-size: 11px; font-weight: 800; letter-spacing: .14em; line-height: 1.3; text-transform: uppercase; }
.k-eyebrow::before { width: 26px; height: 1px; background: currentColor; content: ""; }
.k-hero .k-eyebrow { color: var(--k-color-primary-hover); }
.k-hero h1 { margin: 0; color: var(--k-color-photo-text); font-size: clamp(48px, 6.2vw, 72px); font-weight: 800; letter-spacing: -.055em; line-height: 1.08; }
.k-hero h1 span { display: block; color: var(--k-color-primary-hover); text-wrap: balance; }
.k-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: var(--k-space-7); }
.k-hero-actions .k-btn { min-height: 48px; gap: var(--k-space-2); padding: 0 24px; font-size: 14px; }
.k-hero .k-btn-secondary { border-color: color-mix(in srgb, var(--k-color-photo-text) 48%, transparent); color: var(--k-color-photo-text); background: color-mix(in srgb, var(--k-color-photo-overlay) 44%, transparent); }
.k-hero .k-btn-secondary:hover { background: color-mix(in srgb, var(--k-color-photo-overlay) 72%, transparent); }
.k-hero-proof { display: flex; flex-wrap: wrap; gap: 12px 24px; margin: var(--k-space-6) 0 0; padding: 0; color: var(--k-color-photo-muted); font-size: 14px; list-style: none; }
.k-hero-proof li { display: inline-flex; align-items: center; gap: 8px; }
.k-hero-proof li::before { width: 4px; height: 4px; flex: 0 0 auto; border-radius: var(--k-radius-pill); background: var(--k-color-primary); content: ""; }
.k-intro { padding: var(--k-space-11) 0; background: var(--k-color-bg); }
.k-intro-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: var(--k-space-10); }
.k-intro h2 { margin: var(--k-space-4) 0 0; font-size: clamp(28px, 3vw, 36px); font-weight: 700; line-height: 1.15; letter-spacing: -.04em; text-wrap: balance; }
.k-intro-content p { max-width: 64ch; margin: 0; color: var(--k-color-text-muted); font-size: 18px; line-height: 1.6; text-wrap: pretty; }
.k-intro-content .k-btn { gap: var(--k-space-2); margin-top: var(--k-space-6); }
.k-trust { border-top: 1px solid var(--k-color-border); border-bottom: 1px solid var(--k-color-border); background: var(--k-color-surface); }
.k-trust-inner { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; padding-top: 20px; padding-bottom: 20px; }
.k-trust-item { display: flex; align-items: center; gap: 12px; min-width: 0; color: var(--k-color-text-muted); font-size: 12px; }
.k-trust-item b { display: block; color: var(--k-color-text); font-size: 13px; font-weight: 750; }
.k-trust-icon { width: 36px; height: 36px; flex: 0 0 auto; display: grid; place-items: center; border: 1px solid var(--k-color-border); border-radius: var(--k-radius-md); color: var(--k-color-primary-ink); }
.k-trust-icon svg { width: 18px; height: 18px; }
.k-section { padding: 88px 0; }
.k-section--surface { background: var(--k-color-surface); }
.k-section--muted { background: var(--k-color-surface-muted); }
.k-section-heading { max-width: 720px; margin: 0 auto 42px; text-align: center; }
.k-section-heading h2 { margin: 14px 0 12px; font-size: clamp(32px, 4vw, 48px); font-weight: 750; letter-spacing: -.055em; line-height: 1.08; text-wrap: balance; }
.k-section-heading p { max-width: 620px; margin: 0 auto; color: var(--k-color-text-muted); font-size: 17px; line-height: 1.6; }
.k-capability-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.k-capability { min-height: 218px; padding: 24px; border: 1px solid var(--k-color-border); border-radius: var(--k-radius-lg); background: var(--k-color-bg); }
.k-capability-icon { width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: 24px; border-radius: var(--k-radius-md); color: var(--k-color-on-primary); background: var(--k-color-primary); }
.k-capability-icon svg { width: 20px; height: 20px; }
.k-capability h3 { margin: 0 0 8px; font-size: 18px; font-weight: 750; letter-spacing: -.025em; }
.k-capability p { margin: 0; color: var(--k-color-text-muted); font-size: 14px; line-height: 1.55; }
.k-immersive-section { position: relative; display: flex; min-height: 620px; align-items: center; overflow: hidden; isolation: isolate; padding: 88px 0; color: var(--k-color-photo-text); background: var(--k-color-bg); }
.k-immersive-backdrop { position: absolute; z-index: -2; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 52%; }
.k-immersive-section::after { position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, var(--k-color-photo-overlay-strong) 0%, var(--k-color-photo-overlay) 43%, var(--k-color-photo-overlay-soft) 82%), linear-gradient(0deg, var(--k-color-photo-overlay) 0%, transparent 62%); content: ""; pointer-events: none; }
.k-immersive-inner { position: relative; z-index: 1; }
.k-compare-copy { max-width: 600px; color: var(--k-color-photo-text); }
.k-compare-copy .k-eyebrow { color: var(--k-color-primary-hover); }
.k-compare-copy h2 { margin: 16px 0; color: var(--k-color-photo-text); font-size: clamp(34px, 4vw, 50px); font-weight: 750; letter-spacing: -.055em; line-height: 1.06; text-wrap: balance; }
.k-compare-copy > p { max-width: 570px; margin: 0; color: var(--k-color-photo-muted); font-size: 17px; }
.k-result-list { display: grid; gap: 10px; margin: 28px 0 0; padding: 0; list-style: none; }
.k-result-list li { display: flex; gap: 12px; color: var(--k-color-photo-muted); font-size: 14px; }
.k-result-list li::before { content: "✓"; color: var(--k-color-primary-ink); font-weight: 800; }
.k-flow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; counter-reset: flow; }
.k-flow article { padding: 24px; border-top: 1px solid var(--k-color-border); counter-increment: flow; }
.k-flow article::before { content: "0" counter(flow); display: block; margin-bottom: 24px; color: var(--k-color-primary-ink); font-family: var(--k-font-mono); font-size: 12px; }
.k-flow h3 { margin: 0 0 8px; font-size: 20px; font-weight: 750; }
.k-flow p { margin: 0; color: var(--k-color-text-muted); font-size: 14px; }
.k-audience-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.k-audience-card { display: flex; min-height: 220px; flex-direction: column; padding: 24px; border: 1px solid var(--k-color-border); border-radius: var(--k-radius-lg); background: var(--k-color-bg); }
.k-audience-card > span { color: var(--k-color-primary-ink); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.k-audience-card h3 { margin: 18px 0 8px; font-size: 21px; font-weight: 750; }
.k-audience-card p { margin: 0 0 20px; color: var(--k-color-text-muted); font-size: 14px; }
.k-audience-card a { margin-top: auto; color: var(--k-color-text); font-size: 13px; font-weight: 750; text-decoration: none; }
.k-audience-card a::after { margin-left: 8px; color: var(--k-color-primary-ink); content: "→"; }
.k-price-tabs { display: flex; justify-content: center; gap: 4px; width: fit-content; max-width: 100%; margin: 0 auto 28px; padding: 4px; border: 1px solid var(--k-color-border); border-radius: var(--k-radius-md); background: var(--k-color-surface-muted); }
.k-price-tabs button { min-height: 40px; padding: 0 16px; border: 0; border-radius: 8px; color: var(--k-color-text-muted); background: transparent; font-size: 13px; font-weight: 700; cursor: pointer; }
.k-price-tabs button[aria-selected="true"] { color: var(--k-color-on-primary); background: var(--k-color-primary); }
.k-plan-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.k-plan-grid[hidden] { display: none; }
.k-plan { display: flex; min-height: 320px; flex-direction: column; padding: 22px; border: 1px solid var(--k-color-border); border-radius: var(--k-radius-lg); background: var(--k-color-bg); }
.k-plan--centered { justify-content: center; }
.k-plan.is-featured { border-color: var(--k-color-primary); box-shadow: inset 0 3px 0 var(--k-color-primary); }
.k-plan h3 { margin: 0; font-size: 16px; font-weight: 750; }
.k-plan-price { margin: 16px 0 4px; font-size: 31px; font-weight: 800; letter-spacing: -.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.k-plan-price small { margin-left: 4px; color: var(--k-color-text-muted); font-size: 12px; font-weight: 500; letter-spacing: 0; }
.k-plan-summary { min-height: 42px; margin: 8px 0 16px; color: var(--k-color-text-muted); font-size: 12px; }
.k-plan ul { display: grid; gap: 9px; margin: 0 0 24px; padding: 0; list-style: none; }
.k-plan li { color: var(--k-color-text-muted); font-size: 12px; line-height: 1.45; }
.k-plan li::before { margin-right: 7px; color: var(--k-color-primary-ink); content: "✓"; }
.k-plan .k-btn { width: 100%; margin-top: auto; }
.k-plan--calculator { position: relative; transition: border-color 120ms, transform 200ms; }
.k-plan--calculator .k-btn, .k-plan--calculator .k-btn:hover { gap: var(--k-space-2); transform: none; }
.k-plan--calculator .k-btn::after { position: absolute; inset: 0; border-radius: var(--k-radius-lg); content: ""; }
.k-plan--calculator .k-btn:focus-visible::after { outline: 2px solid var(--k-color-focus); outline-offset: 4px; }
@media (hover: hover) {
  .k-plan--calculator:hover { border-color: var(--k-color-primary-ink); transform: translateY(-4px); }
}
.k-pricing-foot { margin: 24px 0 0; color: var(--k-color-text-muted); font-size: 13px; text-align: center; }
.k-pricing-foot a { color: var(--k-color-primary-ink); font-weight: 750; text-underline-offset: 3px; }
.k-faq { display: grid; max-width: 850px; gap: 10px; margin: 0 auto; }
.k-faq details { padding: 20px 22px; border: 1px solid var(--k-color-border); border-radius: var(--k-radius-md); background: var(--k-color-surface); }
.k-faq summary { display: flex; justify-content: space-between; gap: 16px; color: var(--k-color-text); font-size: 15px; font-weight: 750; cursor: pointer; list-style: none; }
.k-faq summary::-webkit-details-marker { display: none; }
.k-faq summary::after { color: var(--k-color-primary-ink); content: "+"; font-size: 20px; font-weight: 500; line-height: 1; }
.k-faq details[open] summary::after { content: "−"; }
.k-faq details p { max-width: 72ch; margin: 14px 0 0; color: var(--k-color-text-muted); font-size: 14px; }
.k-cta-section { padding: 72px 0; background: var(--k-color-surface); }
.k-cta-panel { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 48px; align-items: start; padding: clamp(28px, 5vw, 56px); border: 1px solid var(--k-color-border); border-radius: var(--k-radius-xl); background: var(--k-color-bg); }
.k-cta-panel h2 { margin: 14px 0 12px; font-size: clamp(34px, 4.4vw, 52px); font-weight: 750; letter-spacing: -.055em; line-height: 1.04; }
.k-cta-panel > div:first-child p { max-width: 460px; margin: 0; color: var(--k-color-text-muted); font-size: 16px; }
.k-company-id { margin-top: 24px !important; font-size: 12px !important; }
.k-wait-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.k-wait-form label { display: block; margin-bottom: 5px; color: var(--k-color-text-muted); font-size: 12px; font-weight: 700; }
.k-wait-form input, .k-wait-form textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--k-color-border);
  border-radius: var(--k-radius-md);
  color: var(--k-color-text);
  background: var(--k-color-surface);
}
.k-wait-form textarea { min-height: 84px; resize: vertical; }
.k-wait-form input::placeholder, .k-wait-form textarea::placeholder { color: var(--k-color-text-subtle); }
.k-wait-form .k-form-field--full { grid-column: 1 / -1; }
.k-consent { display: flex !important; align-items: flex-start; gap: 9px; font-weight: 500 !important; line-height: 1.45; }
.k-consent input { width: 16px; height: 16px; min-height: 16px; margin: 2px 0 0; accent-color: var(--k-color-primary-active); }
.k-wait-form .k-btn { min-height: 48px; }
.k-wait-legal { margin: 0; color: var(--k-color-text-subtle); font-size: 11px; line-height: 1.5; }
.k-wait-legal a { color: var(--k-color-text-muted); text-underline-offset: 2px; }
#waitMsg[data-state="error"] { color: var(--k-color-error) !important; }
#waitMsg[data-state="success"] { color: var(--k-color-success) !important; }
.k-sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; clip-path: inset(50%); }

/* Bring older informational pages into the same palette while preserving their content. */
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) { font-family: var(--k-font-sans) !important; background: var(--k-color-bg) !important; color: var(--k-color-text) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="text-kallavy-cyan"] { color: var(--k-color-primary-ink) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="bg-kallavy-cyan"] { background-color: color-mix(in srgb, var(--k-color-primary) 10%, transparent) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="border-kallavy-cyan"] { border-color: color-mix(in srgb, var(--k-color-primary) 28%, transparent) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="shadow-cyan"] { box-shadow: none !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) .kc-chip.active { background-image: none !important; background-color: var(--k-color-primary) !important; border-color: var(--k-color-primary) !important; color: var(--k-color-on-primary) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) .toc-link.active { color: var(--k-color-primary-ink) !important; border-color: var(--k-color-primary) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) .article a { color: var(--k-color-primary-ink) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) .legal th { background-color: color-mix(in srgb, var(--k-color-primary) 12%, var(--k-color-surface)) !important; color: var(--k-color-text) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) .legal .callout { background-color: color-mix(in srgb, var(--k-color-primary) 5%, var(--k-color-surface)) !important; border-color: color-mix(in srgb, var(--k-color-primary) 25%, var(--k-color-border)) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="from-kallavy-cyan"],
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="via-kallavy-cyan"] { background-image: none !important; -webkit-text-fill-color: var(--k-color-primary-ink) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) a[class*="bg-gradient-to-r"],
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) button[class*="bg-gradient-to-r"] { background-image: none !important; background-color: var(--k-color-primary) !important; color: var(--k-color-on-primary) !important; box-shadow: none !important; border-radius: var(--k-radius-md) !important; }
body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="hover:scale"]:hover { transform: translateY(-1px) !important; }
body.k-site-shell-page { scrollbar-color: var(--k-color-primary) var(--k-color-bg); scrollbar-width: thin; }
body.k-site-shell-page pre::-webkit-scrollbar-track { background: var(--k-color-bg); }
body.k-site-shell-page pre::-webkit-scrollbar-thumb { border-radius: 6px; background: var(--k-color-primary) !important; }
html[data-theme="light"] body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="text-white"],
html[data-theme="light"] body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="text-slate-100"],
html[data-theme="light"] body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="text-slate-200"] { color: var(--k-color-text) !important; }
html[data-theme="light"] body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="text-slate-300"],
html[data-theme="light"] body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="text-slate-400"] { color: var(--k-color-text-muted) !important; }
html[data-theme="light"] body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="bg-kallavy-ink"],
html[data-theme="light"] body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="bg-kallavy-navy"] { background-color: var(--k-color-surface) !important; }
html[data-theme="light"] body.k-site-shell-page:not([data-kallavy-page="home"]):not([data-kallavy-page="calculator"]) [class*="hover:text-white"]:hover { color: var(--k-color-text) !important; }

/* Calculator: same controls and calculations, expressed in the new identity. */
body[data-kallavy-page="calculator"] {
  --bg: var(--k-color-bg);
  --surface: var(--k-color-surface);
  --surface-2: var(--k-color-surface-muted);
  --line: var(--k-color-border);
  --text: var(--k-color-text);
  --muted: var(--k-color-text-muted);
  --brand: var(--k-color-primary);
  --brand-soft: color-mix(in srgb, var(--k-color-primary) 14%, transparent);
  --accent: var(--k-color-special);
}
body[data-kallavy-page="calculator"] { color: var(--k-color-text) !important; background: var(--k-color-bg) !important; font-family: var(--k-font-sans) !important; }
body[data-kallavy-page="calculator"] .hero { width: min(1120px, calc(100% - 2 * var(--k-gutter))); padding-top: 64px; }
body[data-kallavy-page="calculator"] .hero::before,
body[data-kallavy-page="calculator"] .hero::after { display: none !important; }
body[data-kallavy-page="calculator"] .hero h1 { font-size: clamp(42px, 6vw, 68px); letter-spacing: -.06em; }
body[data-kallavy-page="calculator"] .hero h1 em { color: var(--k-color-primary-ink); }
body[data-kallavy-page="calculator"] .hero p { max-width: 720px; font-size: 17px; }
body[data-kallavy-page="calculator"] .plan-card,
body[data-kallavy-page="calculator"] .measure { border-color: var(--k-color-border); border-radius: var(--k-radius-lg); background: var(--k-color-surface); box-shadow: var(--k-shadow-sm); }
body[data-kallavy-page="calculator"] .plan-select,
body[data-kallavy-page="calculator"] .model-select,
body[data-kallavy-page="calculator"] .money-number { border-color: var(--k-color-border); border-radius: var(--k-radius-md); background: var(--k-color-surface-muted); color: var(--k-color-text); }
body[data-kallavy-page="calculator"] .fact,
body[data-kallavy-page="calculator"] .bucket-card,
body[data-kallavy-page="calculator"] .model-row,
body[data-kallavy-page="calculator"] .model-option { border-color: var(--k-color-border); border-radius: var(--k-radius-md); background: var(--k-color-surface-muted); }
body[data-kallavy-page="calculator"] .model-option.is-added { border-color: color-mix(in srgb, var(--k-color-primary) 52%, var(--k-color-border)); background: color-mix(in srgb, var(--k-color-primary) 9%, var(--k-color-surface)); }
body[data-kallavy-page="calculator"] .provider-accordion { border-color: var(--k-color-border); border-radius: var(--k-radius-lg); background: var(--k-color-surface); }
body[data-kallavy-page="calculator"] .provider-accordion[open] { border-color: color-mix(in srgb, var(--k-color-primary) 52%, var(--k-color-border)); box-shadow: var(--k-shadow-sm); }
body[data-kallavy-page="calculator"] .provider-models { padding: 8px; }
body[data-kallavy-page="calculator"] .measure-foot,
body[data-kallavy-page="calculator"] .plan-intro { border-color: var(--k-color-border); }
body[data-kallavy-page="calculator"] .plan-price,
body[data-kallavy-page="calculator"] .model-output strong,
body[data-kallavy-page="calculator"] .plan-facts .fact:nth-child(2) strong { color: var(--k-color-primary-ink); }
body[data-kallavy-page="calculator"] .plan-select:focus,
body[data-kallavy-page="calculator"] .model-select:focus,
body[data-kallavy-page="calculator"] .money-number:focus-within { border-color: var(--k-color-primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--k-color-primary) 16%, transparent); }
body[data-kallavy-page="calculator"] .btn-primary { border-color: var(--k-color-primary); color: var(--k-color-on-primary); background: var(--k-color-primary); box-shadow: none; }
body[data-kallavy-page="calculator"] .btn-primary:hover { border-color: var(--k-color-primary-hover); background: var(--k-color-primary-hover); }
body[data-kallavy-page="calculator"] .btn:not(.btn-primary) { border-color: var(--k-color-border); border-radius: var(--k-radius-md); color: var(--k-color-text); background: var(--k-color-surface); }
body[data-kallavy-page="calculator"] .btn:not(.btn-primary):hover { background: var(--k-color-surface-muted); }
html[data-theme="light"] body[data-kallavy-page="calculator"] .hero h1 { color: var(--k-color-text); }

@media (max-width: 1000px) {
  .k-site-nav { grid-template-columns: auto 1fr auto; gap: 12px; }
  .k-site-links { gap: 12px; }
  .k-site-links a { font-size: 12px; }
  .k-site-actions .k-btn-ghost { display: none; }
  .k-capability-grid, .k-plan-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1240px) {
  .k-site-links, .k-site-actions .k-btn-ghost { display: none; }
  .k-menu-toggle { display: inline-grid; }
  .k-site-nav { grid-template-columns: 1fr auto; }
}
@media (max-width: 760px) {
  :root { --k-gutter: 16px; --k-header-height: 112px; }
  .k-site-nav .k-site-brand { flex-direction: column; gap: 8px; }
  .k-site-nav .k-site-brand { justify-self: start; }
  .k-site-nav .k-site-brand img { width: 56px; height: 56px; }
  .k-site-nav .k-site-wordmark { font-size: 22px; }
  .k-brand-fallback img { width: 56px; height: 56px; }
  .k-brand-fallback-wordmark { font-size: 22px; }
  .k-site-links, .k-site-actions .k-btn-ghost { display: none; }
  .k-menu-toggle { display: inline-grid; }
  .k-site-nav { grid-template-columns: 1fr auto; }
  .k-site-actions .k-btn-primary { min-height: 40px; }
  .k-hero { min-height: max(680px, calc(100svh - var(--k-header-height))); padding: 56px 0; }
  .k-hero-background { object-position: 70% center; }
  .k-hero::after { background: linear-gradient(180deg, var(--k-color-photo-overlay-strong) 0%, var(--k-color-photo-overlay) 58%, color-mix(in srgb, var(--k-color-photo-overlay) 86%, transparent) 100%); }
  .k-immersive-section { min-height: 640px; padding: 72px 0; }
  .k-immersive-backdrop { object-position: 68% center; }
  .k-immersive-section::after { background: linear-gradient(180deg, var(--k-color-photo-overlay-strong) 0%, var(--k-color-photo-overlay) 68%, var(--k-color-photo-overlay-soft) 100%); }
  .k-cta-panel { grid-template-columns: 1fr; }
  .k-hero h1 { max-width: 600px; font-size: clamp(44px, 11vw, 64px); }
  .k-intro { padding: var(--k-space-10) 0; }
  .k-intro-grid { grid-template-columns: 1fr; gap: var(--k-space-6); }
  .k-trust-inner { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .k-section { padding: 64px 0; }
  .k-section-heading { margin-bottom: 32px; }
  .k-flow, .k-audience-grid { grid-template-columns: 1fr; }
  .k-flow article { padding: 20px 0; }
  .k-flow article::before { margin-bottom: 14px; }
  .k-cta-panel { gap: 28px; }
  .k-footer-main { display: grid; gap: 24px; }
  .k-footer-links { justify-content: flex-start; }
  .k-footer-bottom { flex-direction: column; gap: 4px; }
  body[data-kallavy-page="calculator"] .hero { padding-top: 42px; }
}
@media (max-width: 900px) {
  body[data-kallavy-page="docs"] .k-site-links,
  body[data-kallavy-page="docs"] .k-site-actions .k-btn-ghost,
  body[data-kallavy-page="docs"] .k-site-actions .k-btn-primary { display: none; }
  body[data-kallavy-page="docs"] .k-menu-toggle { display: inline-grid; }
  body[data-kallavy-page="docs"] .k-site-nav { grid-template-columns: 1fr auto; }
}
@media (max-width: 520px) {
  :root { --k-header-height: 112px; }
  .k-site-actions .k-btn-primary { display: none; }
  .k-site-brand img { width: 68px; height: 68px; }
  .k-site-nav .k-site-brand img { width: 56px; height: 56px; }
  .k-site-wordmark { font-size: 32px; }
  .k-site-actions .k-btn-primary { min-height: 38px; padding: 0 12px; font-size: 12px; }
  .k-hero-actions { display: grid; }
  .k-hero-actions .k-btn { width: 100%; }
  .k-hero-proof { display: grid; gap: 9px; }
  .k-trust-inner, .k-capability-grid, .k-plan-grid { grid-template-columns: 1fr; }
  .k-trust-item { min-height: 42px; }
  .k-price-tabs { display: grid; grid-template-columns: 1fr; width: 100%; }
  .k-price-tabs button { width: 100%; }
  .k-wait-form { grid-template-columns: 1fr; }
  .k-wait-form .k-form-field--full { grid-column: auto; }
  .k-plan { min-height: 0; }
  .k-section-heading h2 { font-size: 34px; }
  .k-hero { min-height: max(700px, calc(100svh - var(--k-header-height))); }
  .k-footer-links { gap: 10px 18px; }
}
@media (max-height: 800px) and (min-width: 761px) {
  :root { --k-header-height: 84px; }
  .k-site-nav .k-site-brand img { width: 52px; height: 52px; }
  .k-site-nav .k-site-wordmark { font-size: 20px; }
  .k-brand-fallback img { width: 52px; height: 52px; }
  .k-brand-fallback-wordmark { font-size: 20px; }
}
@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; }
}

.ai-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

/* ---------- Hero B2B — texto à esquerda, compromissos e carrossel de modelos na base ---------- */
/* topbar + hero = exatamente uma tela; a tipografia encolhe com a ALTURA também (vh) */
.k-hero--b2b {
  min-height: calc(100vh - var(--k-header-height) - 1px);
  min-height: calc(100svh - var(--k-header-height) - 1px);
  flex-direction: column;
  align-items: stretch;
  padding: 0;
}
.k-hero--b2b .k-hero-background { object-position: right 22%; }
/* a foto é clara: véu navy forte à esquerda (texto) e na base (compromissos + carrossel) */
.k-hero--b2b::after {
  background:
    linear-gradient(0deg, rgb(11 20 32 / .96) 0%, rgb(11 20 32 / .78) 20%, rgb(11 20 32 / 0) 52%),
    linear-gradient(90deg, rgb(11 20 32 / .97) 0%, rgb(11 20 32 / .9) 36%, rgb(11 20 32 / .5) 68%, rgb(11 20 32 / .38) 100%);
}
.k-hero--b2b .k-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  flex: 1 0 auto;
  align-items: center;
  align-content: center;
  gap: clamp(40px, 7vw, 128px);
  padding: clamp(20px, 5vh, 72px) 0;
}

/* Carrossel dos modelos, na base da hero */
.k-models {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-top: 1px solid rgb(248 248 246 / .1);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 9%, #000 91%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 9%, #000 91%, transparent 100%);
}
.k-models-track { display: flex; width: max-content; margin: 0; padding: 0; list-style: none; animation: k-models-slide 48s linear infinite; }
.k-models:hover .k-models-track { animation-play-state: paused; }
.k-models-track li {
  display: flex;
  height: clamp(44px, 8.5vh, 76px);
  align-items: center;
  gap: 10px;
  padding: 0 clamp(18px, 2.3vw, 38px);
  color: var(--k-color-photo-muted);
  font-size: clamp(13px, min(1.05vw, 2.3vh), 16px);
  font-weight: 600;
  letter-spacing: -.01em;
  white-space: nowrap;
}
.k-models-track svg { width: 1.45em; height: 1.45em; flex: 0 0 auto; color: var(--k-color-photo-text); }
.k-models-track [data-provider="openai"] svg { color: var(--k-model-openai); }
.k-models-track [data-provider="moonshot"] svg { color: var(--k-model-moonshot); }
.k-models-track [data-provider="zai"] svg { color: var(--k-model-zai); }
.k-models-track [data-provider="flux"] svg { color: var(--k-model-flux); }
@keyframes k-models-slide { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .k-models { overflow-x: auto; }
  .k-models-track { animation: none; }
}
.k-hero--b2b .k-hero-content { max-width: none; }
.k-hero--b2b h1 {
  max-width: none;
  margin-top: 0;
  font-size: clamp(30px, min(4.5vw, 8.4vh), 68px);
  letter-spacing: -.045em;
  line-height: 1.06;
}
.k-hero-lede {
  max-width: 50ch;
  margin: clamp(14px, 3vh, 28px) 0 0;
  color: var(--k-color-photo-muted);
  font-size: clamp(15px, min(1.3vw, 2.7vh), 19px);
  line-height: 1.55;
}
.k-hero--b2b .k-hero-actions { margin-top: clamp(18px, 4vh, 36px); }

.k-hero-facts { display: grid; gap: clamp(16px, 3.4vw, 48px); margin: 0; }
.k-hero-facts div { min-width: 0; padding: clamp(12px, 2.2vh, 20px) 0 0; border-top: 1px solid rgb(248 248 246 / .2); }
.k-hero-facts dt { color: var(--k-color-photo-text); font-size: clamp(15px, min(1.2vw, 2.5vh), 18px); font-weight: 700; letter-spacing: -.015em; }
.k-hero-facts dd { margin: clamp(3px, .8vh, 8px) 0 0; color: var(--k-color-photo-muted); font-size: clamp(13px, min(1.02vw, 2.2vh), 15px); line-height: 1.5; }

/* Espaço reservado do selo de certificação (canto superior direito). Só em tela larga:
   é PLACEHOLDER — trocar pela marca oficial da certificadora antes de ir pra produção. */
.k-hero-cert { display: none; }
@media (min-width: 1000px) {
  .k-hero-cert {
    position: absolute;
    top: clamp(14px, 3.2vh, 32px);
    right: 0;
    display: grid;
    gap: 2px;
    padding: clamp(8px, 1.5vh, 12px) 16px;
    border: 1px dashed rgb(248 248 246 / .34);
    border-radius: var(--k-radius-md);
    background: rgb(11 20 32 / .42);
    color: var(--k-color-photo-muted);
    font-size: 11px;
    line-height: 1.35;
    text-align: right;
  }
  .k-hero-cert b { color: var(--k-color-photo-text); font-size: clamp(13px, 2vh, 15px); font-weight: 800; letter-spacing: .04em; }
}

/* telas largas: texto à esquerda, a foto respira à direita e os compromissos viram uma linha na base */
@media (min-width: 1000px) {
  .k-hero--b2b .k-hero-inner {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr auto;
    align-content: stretch;
    gap: clamp(14px, 3vh, 40px);
    padding: clamp(18px, 4.4vh, 64px) 0 clamp(12px, 2.4vh, 26px);
  }
  .k-hero--b2b .k-hero-content { max-width: min(660px, 54%); align-self: center; }
  .k-hero--b2b h1 { font-size: clamp(30px, min(4.2vw, 7vh), 64px); }
  .k-hero-facts { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3.4vw, 56px); }
}

@media (max-width: 999px) {
  .k-hero--b2b .k-hero-inner { grid-template-columns: 1fr; gap: clamp(18px, 4vh, 40px); padding: clamp(14px, 3vh, 48px) 0; }
  .k-hero--b2b h1 { font-size: clamp(28px, min(8.6vw, 5.4vh), 52px); }
  .k-models-track li { height: clamp(38px, 5.5vh, 56px); }
  .k-hero-lede { font-size: clamp(14px, min(4vw, 2.3vh), 18px); }
  .k-hero--b2b .k-hero-background { object-position: 72% center; }
  .k-hero--b2b::after { background: linear-gradient(180deg, rgb(11 20 32 / .9) 0%, rgb(11 20 32 / .84) 60%, rgb(11 20 32 / .94) 100%); }
  .k-hero-facts div { padding: clamp(9px, 1.6vh, 18px) 0; }
  .k-hero-facts dt { font-size: clamp(14px, 2.1vh, 17px); }
  .k-hero-facts dd { font-size: clamp(12.5px, 1.8vh, 15px); }
}
@media (max-width: 520px) {
  .k-hero--b2b .k-hero-actions { gap: 8px; }
  .k-hero--b2b .k-hero-actions .k-btn { min-height: clamp(42px, 6vh, 48px); gap: 6px; padding: 0 8px; font-size: 13px; white-space: nowrap; }
}
/* celular pequeno deitado (topbar de 128px): só título, botões e os três compromissos */
@media (min-width: 640px) and (max-width: 760px) and (max-height: 420px) {
  .k-hero-lede { display: none; }
}
/* celular deitado: volta pras duas colunas, com tudo compacto */
@media (min-width: 640px) and (max-width: 999px) and (max-height: 520px) {
  .k-hero--b2b .k-hero-inner { grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); gap: 32px; padding: 12px 0; }
  .k-models-track li { height: 38px; }
  .k-hero--b2b h1 { font-size: clamp(24px, 8vh, 40px); }
  .k-hero-lede { margin-top: 10px; font-size: 14px; line-height: 1.45; }
  .k-hero--b2b .k-hero-actions { margin-top: 14px; }
  .k-hero--b2b .k-hero-actions .k-btn { min-height: 40px; }
}
@media (min-width: 640px) and (max-width: 760px) and (max-height: 420px) {
  .k-hero--b2b h1 { font-size: 23px; }
  .k-models-track li { height: 32px; }
}