/* Wattsio website v5 */
/* Inter, self-hosted (SIL Open Font License, see fonts/LICENSE-Inter.txt) */
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400; font-display: swap; src: url('fonts/Inter-Regular.woff') format('woff'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 500; font-display: swap; src: url('fonts/Inter-Medium.woff') format('woff'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 600; font-display: swap; src: url('fonts/Inter-SemiBold.woff') format('woff'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 700; font-display: swap; src: url('fonts/Inter-Bold.woff') format('woff'); }

:root {
  --navy: #0B1E4F;
  --ink: #1A2B57;
  --text: #46557A;
  --muted: #6B7896;
  --blue: #2F80ED;
  --blue-600: #1F6AD6;
  --blue-50: #EEF4FE;
  --green: #2BB5A5;
  --green-600: #138A7D;
  --green-50: #E8F7F4;
  --line: #E6EBF2;
  --line-strong: #D7DFEA;
  --bg: #EEF4FE;
  --bg-soft: #F7F9FC;
  --wa: #1FAF5A;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(11, 30, 79, .05);
  --shadow: 0 1px 2px rgba(11, 30, 79, .04), 0 8px 24px rgba(11, 30, 79, .06);
  --shadow-lg: 0 2px 4px rgba(11, 30, 79, .04), 0 24px 60px rgba(11, 30, 79, .10);
  --max: 1160px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
body { font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; color: var(--text); background: var(--bg); font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.icon { width: 20px; height: 20px; flex: none; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Type */
h1, h2, h3, h4 { color: var(--navy); letter-spacing: -0.022em; line-height: 1.12; font-weight: 650; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--green-600); margin-bottom: 14px; }
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px var(--green-50); }
.section { padding: 112px 0; }
.section.soft { background: var(--bg); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 680px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { font-size: clamp(30px, 4vw, 44px); }
.section-head p { font-size: 18px; margin-top: 16px; color: var(--text); }
.hl { color: var(--green-600); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 46px; padding: 0 22px; border-radius: 10px; font-size: 15px; font-weight: 600; border: 1px solid transparent; cursor: pointer; transition: background .2s, border-color .2s, transform .2s, box-shadow .2s; white-space: nowrap; }
.btn .icon { width: 17px; height: 17px; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 1px 2px rgba(47,128,237,.3), inset 0 1px 0 rgba(255,255,255,.15); }
.btn-primary:hover { background: var(--blue-600); transform: translateY(-1px); }
.btn-ghost { background: #fff; color: var(--navy); border-color: var(--line-strong); box-shadow: var(--shadow-sm); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.btn-sm { height: 38px; padding: 0 16px; font-size: 14px; border-radius: 9px; }
.link { color: var(--blue); font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.link:hover { color: var(--blue-600); }
.link .icon { width: 15px; height: 15px; transition: transform .2s; }
.link:hover .icon { transform: translateX(2px); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(238,244,254,.88); backdrop-filter: saturate(180%) blur(12px); -webkit-backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.nav.scrolled { border-bottom-color: var(--line); }
.nav-inner { height: 68px; display: flex; align-items: center; gap: 32px; }
.brand img { height: 34px; width: auto; }
.nav-links { display: flex; gap: 6px; list-style: none; margin-left: 12px; }
.nav-links a { font-size: 14.5px; font-weight: 500; color: var(--ink); padding: 8px 12px; border-radius: 8px; transition: background .15s, color .15s; }
.nav-links a:hover { background: var(--bg-soft); color: var(--blue); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.lang { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 9px; padding: 3px; gap: 2px; }
.lang a { font-size: 12.5px; font-weight: 600; color: var(--muted); padding: 4px 9px; border-radius: 6px; }
.lang a[aria-current="true"] { background: var(--navy); color: #fff; }
.lang a:not([aria-current="true"]):hover { color: var(--blue); }
.menu-btn { display: none; width: 40px; height: 40px; border-radius: 9px; border: 1px solid var(--line-strong); background: #fff; align-items: center; justify-content: center; cursor: pointer; }
.menu-btn .icon { width: 20px; height: 20px; color: var(--navy); }
.mobile-menu { display: none; }

/* Hero */
.hero { position: relative; padding: 84px 0 40px; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: -20% -10% auto -10%; height: 760px; background: radial-gradient(40% 50% at 70% 30%, rgba(47,128,237,.10), transparent 70%), radial-gradient(30% 40% at 25% 10%, rgba(43,181,165,.10), transparent 70%); pointer-events: none; }
.hero-copy { position: relative; max-width: 820px; margin: 0 auto; text-align: center; }
.pill { display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 6px; border: 1px solid var(--line-strong); border-radius: 999px; background: rgba(255,255,255,.8); font-size: 13.5px; color: var(--ink); font-weight: 500; margin-bottom: 26px; box-shadow: var(--shadow-sm); }
.pill b { background: var(--green-50); color: var(--green-600); font-weight: 600; padding: 3px 10px; border-radius: 999px; font-size: 12.5px; }
.hero h1 { font-size: clamp(38px, 6vw, 68px); font-weight: 680; letter-spacing: -0.035em; line-height: 1.04; }
.hero h1 .hl { background: linear-gradient(90deg, var(--green-600), var(--green)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { font-size: clamp(17px, 2vw, 20px); color: var(--text); margin: 24px auto 0; max-width: 640px; }
.hero-cta { display: flex; gap: 12px; justify-content: center; margin-top: 34px; flex-wrap: wrap; }
.hero-note { margin-top: 16px; font-size: 13.5px; color: var(--muted); }
.hero-note a { color: var(--wa); font-weight: 600; }

/* Hero visual: software + hardware */
.showcase { position: relative; margin: 64px auto 0; max-width: 1080px; }
.stage { position: relative; }
.app { position: relative; background: #fff; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); overflow: hidden; }
.app-bar { height: 40px; display: flex; align-items: center; gap: 7px; padding: 0 16px; border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.app-bar i { width: 10px; height: 10px; border-radius: 50%; background: #DCE3EC; }
.app-bar span { margin-left: 12px; font-size: 12px; color: var(--muted); font-weight: 500; }
.app-body { display: grid; grid-template-columns: 200px 1fr; min-height: 380px; }
.app-side { border-right: 1px solid var(--line); padding: 18px 12px; display: flex; flex-direction: column; gap: 2px; }
.app-side .logo-row { display: flex; align-items: center; gap: 8px; padding: 4px 10px 16px; font-weight: 650; color: var(--navy); font-size: 13px; }
.app-side .logo-row img { width: 20px; height: 20px; }
.app-side a { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text); padding: 8px 10px; border-radius: 8px; pointer-events: none; }
.app-side a .icon { width: 16px; height: 16px; }
.app-side a.on { background: var(--blue-50); color: var(--blue-600); font-weight: 600; }
.app-main { padding: 22px 24px; display: grid; grid-template-columns: 1.6fr 1fr; gap: 18px; align-content: start; }
.app-main h4 { font-size: 15px; letter-spacing: -0.01em; }
.app-main .sub { font-size: 12px; color: var(--muted); margin-top: 2px; }
.panel { border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.panel-title { display: flex; justify-content: space-between; align-items: center; font-size: 12.5px; font-weight: 600; color: var(--navy); margin-bottom: 10px; }
.panel-title small { font-weight: 500; color: var(--muted); font-size: 11.5px; }
.st-row { display: grid; grid-template-columns: 1fr auto auto; gap: 12px; align-items: center; padding: 9px 0; border-top: 1px solid var(--line); font-size: 12.5px; }
.st-row:first-of-type { border-top: none; }
.st-row .id { color: var(--navy); font-weight: 600; }
.st-row .id small { display: block; color: var(--muted); font-weight: 400; font-size: 11.5px; }
.st-row .kw { color: var(--muted); font-variant-numeric: tabular-nums; }
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; font-weight: 600; padding: 3px 9px; border-radius: 999px; }
.chip::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.chip.ok { color: var(--green-600); background: var(--green-50); }
.chip.run { color: var(--blue-600); background: var(--blue-50); }
.chip.off { color: #A15C07; background: #FEF3E2; }
.bars { display: flex; align-items: flex-end; gap: 6px; height: 92px; margin-top: 6px; }
.bars i { flex: 1; border-radius: 4px 4px 0 0; background: linear-gradient(180deg, var(--blue), #8DB8F5); opacity: .9; }
.bars i:nth-child(3n) { background: linear-gradient(180deg, var(--green), #9BDDD4); }
.panel .row-2 { display: flex; gap: 10px; margin-top: 12px; }
.panel .act { flex: 1; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; font-size: 11.5px; color: var(--navy); font-weight: 600; display: flex; align-items: center; gap: 6px; }
.panel .act .icon { width: 14px; height: 14px; color: var(--blue); }
.alert { display: flex; gap: 10px; align-items: flex-start; font-size: 12px; padding: 8px 0; border-top: 1px solid var(--line); }
.alert:first-of-type { border-top: none; }
.alert .dot { width: 8px; height: 8px; border-radius: 50%; margin-top: 5px; flex: none; }
.alert b { color: var(--navy); font-weight: 600; display: block; }
.alert span { color: var(--muted); }
.hw { position: absolute; background: #fff; border: 1px solid var(--line-strong); border-radius: 18px; box-shadow: var(--shadow-lg); padding: 14px; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.hw img { height: 150px; width: auto; }
.hw span { font-size: 12px; font-weight: 600; color: var(--navy); }
.hw span em { font-style: normal; color: var(--green-600); margin-left: 6px; }
.hw.ac { right: -36px; bottom: -42px; }
.hw.dc { right: 138px; bottom: -58px; }
.hw.dc img { height: 190px; }
.caption { text-align: center; font-size: 12px; color: var(--muted); margin-top: 84px; }

/* Figures */
.figures { padding: 44px 0 0; }
.figures-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; }
.fig { padding: 26px 24px; }
.fig + .fig { border-left: 1px solid var(--line); }
.fig-n { font-size: 26px; font-weight: 680; color: var(--navy); letter-spacing: -0.025em; line-height: 1.1; }
.fig-n small { font-size: 15px; font-weight: 600; color: var(--green-600); margin-left: 3px; }
.fig-l { font-size: 13.5px; color: var(--muted); margin-top: 6px; }

/* Platform */
.platform-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.feature { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; transition: border-color .2s, box-shadow .2s; }
.feature:hover { border-color: var(--line-strong); box-shadow: var(--shadow); }
.f-ico { width: 40px; height: 40px; border-radius: 10px; background: var(--blue-50); color: var(--blue); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.f-ico.g { background: var(--green-50); color: var(--green-600); }
.feature h3 { font-size: 17px; margin-bottom: 8px; }
.feature p { font-size: 14.5px; }
.platform-foot { margin-top: 28px; display: flex; align-items: center; justify-content: center; text-align: center; gap: 20px; flex-wrap: wrap; padding: 20px 24px; border: 1px dashed var(--line-strong); border-radius: var(--radius); background: #fff; }
.platform-foot p { font-size: 15px; color: var(--ink); }

/* Hardware */
.hw-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.hw-card { display: grid; grid-template-columns: 1.1fr .9fr; gap: 8px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px 30px 30px 34px; transition: box-shadow .25s, border-color .25s; }
.hw-card:hover { box-shadow: var(--shadow); border-color: var(--line-strong); }
.tag { display: inline-block; font-size: 12.5px; font-weight: 600; padding: 4px 11px; border-radius: 999px; margin-bottom: 16px; }
.tag.ac { background: var(--green-50); color: var(--green-600); }
.tag.dc { background: var(--blue-50); color: var(--blue-600); }
.hw-card h3 { font-size: 26px; }
.power { font-size: 34px; font-weight: 700; letter-spacing: -0.03em; margin: 8px 0 12px; line-height: 1; }
.power small { font-size: 17px; font-weight: 650; margin-left: 4px; }
.hw-card.ac .power { color: var(--green-600); }
.hw-card.dc .power { color: var(--blue); }
.hw-card .lead { font-size: 14.5px; margin-bottom: 18px; }
.specs { list-style: none; margin-bottom: 22px; }
.specs li { display: flex; gap: 10px; font-size: 13.5px; color: var(--ink); padding: 8px 0; border-top: 1px solid var(--line); }
.specs li:first-child { border-top: none; }
.specs li .icon { width: 16px; height: 16px; margin-top: 2px; color: var(--green); }
.hw-card.dc .specs li .icon { color: var(--blue); }
.hw-img { display: flex; align-items: center; justify-content: center; }
.hw-img img { max-height: 380px; width: auto; mix-blend-mode: multiply; }

/* Solutions */
.sol-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.sol { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: box-shadow .25s, border-color .25s, transform .25s; }
.sol:hover { box-shadow: var(--shadow); border-color: var(--line-strong); transform: translateY(-2px); }
.sol-img { height: 168px; display: flex; align-items: center; justify-content: center; padding: 18px; background: linear-gradient(180deg, var(--bg-soft), #fff); border-bottom: 1px solid var(--line); }
.sol-img img { max-height: 132px; width: auto; mix-blend-mode: multiply; }
.sol-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.sol h3 { font-size: 17px; margin-bottom: 8px; }
.sol p { font-size: 14px; flex: 1; }
.sol .link { margin-top: 18px; }

/* Process */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; overflow: hidden; }
.step { padding: 28px 24px; position: relative; }
.step + .step { border-left: 1px solid var(--line); }
.step .n { font-size: 13px; font-weight: 600; color: var(--green-600); font-variant-numeric: tabular-nums; }
.step h3 { font-size: 17px; margin: 10px 0 8px; }
.step p { font-size: 14px; }
.note { font-size: 13px; color: var(--muted); margin-top: 18px; text-align: center; }

/* Interoperability */
.std-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.std { display: flex; gap: 14px; align-items: flex-start; border: 1px solid var(--line); border-radius: 12px; padding: 18px; background: #fff; }
.std .badge { min-width: 40px; height: 40px; border-radius: 10px; background: var(--bg-soft); border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; color: var(--navy); }
.std h3 { font-size: 15px; letter-spacing: -0.01em; }
.std p { font-size: 13px; color: var(--muted); margin-top: 3px; line-height: 1.5; }
.interop-note { margin-top: 22px; font-size: 14px; color: var(--text); text-align: center; }

/* Company */
.company { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.company h2 { font-size: clamp(30px, 4vw, 42px); }
.company .lead { font-size: 18px; margin-top: 18px; }
.values { display: grid; gap: 14px; }
.value { display: flex; gap: 16px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.value h3 { font-size: 16px; margin-bottom: 4px; }
.value p { font-size: 14px; }

/* Contact */
.contact-wrap { display: grid; grid-template-columns: .85fr 1.15fr; gap: 48px; background: linear-gradient(180deg, #F3F8FF, #fff 60%); border: 1px solid var(--line); border-radius: 24px; padding: 48px; position: relative; overflow: hidden; }
.contact-wrap::after { content: ""; position: absolute; right: -120px; top: -120px; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(circle, rgba(43,181,165,.14), transparent 70%); pointer-events: none; }
.contact-wrap h2 { font-size: clamp(30px, 4vw, 40px); }
.contact-wrap .lead { margin-top: 14px; font-size: 17px; }
.ci-list { margin-top: 30px; display: grid; gap: 12px; }
.ci { display: flex; align-items: center; gap: 12px; font-size: 15px; color: var(--ink); }
.ci .ci-ico { width: 38px; height: 38px; border-radius: 10px; background: #fff; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; color: var(--blue); flex: none; }
.ci .ci-ico .icon { width: 17px; height: 17px; }
.ci a:hover { color: var(--blue); }
.ci .dir { font-size: 13px; font-weight: 600; color: var(--blue); margin-left: 8px; }
.form { position: relative; z-index: 1; background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 26px; box-shadow: var(--shadow); }
.form .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form .full { grid-column: 1 / -1; }
.field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.field input, .field select, .field textarea { width: 100%; height: 44px; padding: 0 14px; border: 1px solid var(--line-strong); border-radius: 10px; background: #fff; font-size: 14.5px; color: var(--navy); outline: none; transition: border-color .2s, box-shadow .2s; }
.field textarea { height: 110px; padding: 12px 14px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(47,128,237,.14); }
.form .btn { width: 100%; margin-top: 16px; height: 48px; }
.form-note { font-size: 12px; color: var(--muted); text-align: center; margin-top: 12px; }
.form-note a { text-decoration: underline; }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 64px 0 36px; margin-top: 112px; background: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 32px; }
.footer .brand img { height: 30px; }
.footer .tagline { font-size: 14px; margin-top: 14px; max-width: 280px; }
.footer h4 { font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 14px; letter-spacing: 0; }
.footer ul { list-style: none; display: grid; gap: 10px; }
.footer ul a { font-size: 14px; color: var(--text); }
.footer ul a:hover { color: var(--blue); }
.footer-bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: var(--muted); }
.social { display: flex; gap: 8px; }
.social a { width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 9px; display: flex; align-items: center; justify-content: center; color: var(--ink); }
.social a:hover { color: var(--blue); border-color: var(--blue); }
.social .icon { width: 16px; height: 16px; }
.wa-float { position: fixed; right: 20px; bottom: 20px; width: 54px; height: 54px; border-radius: 50%; background: var(--wa); color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 20px rgba(31,175,90,.35); z-index: 60; }
.wa-float svg { width: 28px; height: 28px; fill: #fff; }

/* Simple pages */
.page { padding: 72px 0 0; }
.page .container { max-width: 780px; }
.page h1 { font-size: clamp(30px, 4vw, 40px); }
.page .updated { color: var(--muted); font-size: 14px; margin: 10px 0 34px; }
.page h2 { font-size: 20px; margin: 34px 0 10px; }
.page p, .page li { font-size: 15px; line-height: 1.75; }
.page ul { padding-left: 20px; margin: 8px 0; }
.page a { color: var(--blue); }
.center-page { text-align: center; padding: 120px 0 0; }
.center-page .ok { width: 64px; height: 64px; border-radius: 50%; background: var(--green-50); color: var(--green-600); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 24px; }
.center-page .ok .icon { width: 30px; height: 30px; }
.center-page h1 { font-size: clamp(30px, 4vw, 42px); }
.center-page p { max-width: 540px; margin: 16px auto 30px; font-size: 17px; }
.center-page .hero-cta { margin-top: 0; }

/* Reveal animation */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
  .reveal.in { opacity: 1; transform: none; }
}

/* Responsive */
@media (max-width: 1080px) {
  .platform-grid, .sol-grid, .std-grid { grid-template-columns: repeat(2, 1fr); }
  .hw-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step:nth-child(3) { border-left: none; }
  .step:nth-child(n+3) { border-top: 1px solid var(--line); }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
  .hw.ac { right: 8px; }
  .hw.dc { right: 170px; }
}
@media (max-width: 900px) {
  .nav-links, .nav-right .btn, .nav-right .lang { display: none; }
  .menu-btn { display: inline-flex; }
  .mobile-menu { display: block; position: fixed; inset: 68px 0 auto 0; background: #EEF4FE; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); padding: 12px 24px 24px; transform: translateY(-120%); transition: transform .25s ease; z-index: 49; }
  .mobile-menu.open { transform: none; }
  .mobile-menu a.m-link { display: block; padding: 14px 4px; font-size: 17px; font-weight: 550; color: var(--navy); border-bottom: 1px solid var(--line); }
  .mobile-menu .m-row { display: flex; gap: 12px; align-items: center; margin-top: 18px; }
  .mobile-menu .m-row .btn { flex: 1; }
  .figures-grid { grid-template-columns: repeat(2, 1fr); }
  .fig:nth-child(3) { border-left: none; }
  .fig:nth-child(n+3) { border-top: 1px solid var(--line); }
  .company { grid-template-columns: 1fr; gap: 32px; }
  .contact-wrap { grid-template-columns: 1fr; padding: 32px 24px; gap: 32px; }
  .app-body { grid-template-columns: 1fr; }
  .app-side { display: none; }
  .app-main { grid-template-columns: 1fr; }
  .hw { display: none; }
  .caption { margin-top: 18px; }
  .hw-mobile { display: grid !important; }
}
@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .section { padding: 76px 0; }
  .section-head { margin-bottom: 36px; }
  .section-head p { font-size: 16px; }
  .hero { padding-top: 48px; }
  .hero-cta .btn { width: 100%; }
  .platform-grid, .sol-grid, .std-grid, .steps { grid-template-columns: 1fr; }
  .step + .step { border-left: none; border-top: 1px solid var(--line); }
  .hw-card { grid-template-columns: 1fr; padding: 26px 22px; }
  .hw-img { order: -1; }
  .hw-img img { max-height: 240px; }
  .form .grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer { margin-top: 76px; }
  .app-main { padding: 16px; }
  .fig { padding: 20px 16px; }
  .fig-n { font-size: 21px; }
}
.hw-mobile { display: none; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
.hw-mobile div { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 12px; display: flex; flex-direction: column; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; color: var(--navy); }
.hw-mobile img { height: 120px; width: auto; mix-blend-mode: multiply; }

/* v5.1 */
.hero-links { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; margin-top: 18px; font-size: 14px; color: var(--muted); }
.hero-links .icon { width: 15px; height: 15px; color: var(--green-600); }
.hero-links a { color: var(--blue); font-weight: 600; }
.hero-links a:hover { color: var(--blue-600); text-decoration: underline; }
.hero-links span { color: var(--line-strong); }
.hero-note { margin-top: 8px; }
.hw-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.hw-actions .btn-ghost .icon { color: var(--green-600); }
.practical { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line); }
.practical h3 { font-size: 15px; margin-bottom: 14px; letter-spacing: -0.01em; }
.pr { display: flex; gap: 12px; padding: 8px 0; font-size: 14px; }
.pr .icon { width: 17px; height: 17px; color: var(--green-600); margin-top: 3px; }
.pr b { display: block; color: var(--navy); font-weight: 600; font-size: 13.5px; }
.pr span { color: var(--text); font-size: 13.5px; line-height: 1.55; }
@media (max-width: 1180px) { .nav-quote { display: none; } }
@media (max-width: 640px) { .hw-actions .btn { flex: 1; } .mobile-menu .m-row { flex-wrap: wrap; } }

/* legal page */
.page h3 { font-size: 16px; margin: 22px 0 8px; letter-spacing: -0.01em; }
mark.tbc { background: #FFF1CC; color: #7A4B00; padding: 1px 5px; border-radius: 4px; font-size: .92em; }
.consent { display: flex; gap: 10px; align-items: flex-start; margin-top: 2px; }
.consent input { width: 18px; height: 18px; margin-top: 2px; flex: none; accent-color: var(--blue); }
.consent label { font-size: 13px; color: var(--text); line-height: 1.5; font-weight: 400; }