/* ==========================================================================
   Xinya Power — energy storage site. Light "clean-tech" theme (2026-10-09):
   white surfaces, navy text, blue → cyan → green energy accent.
   ========================================================================== */
@font-face { font-family: 'Space Grotesk'; src: url(/assets/fonts/space-grotesk.woff2) format('woff2'); font-weight: 300 700; font-display: swap; unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Space Grotesk'; src: url(/assets/fonts/space-grotesk-ext.woff2) format('woff2'); font-weight: 300 700; font-display: swap; unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Space Grotesk'; src: url(/assets/fonts/space-grotesk-vi.woff2) format('woff2'); font-weight: 300 700; font-display: swap; unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: 'Inter'; src: url(/assets/fonts/inter-latin.woff2) format('woff2'); font-weight: 100 900; font-display: swap; unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Inter'; src: url(/assets/fonts/inter-latin-ext.woff2) format('woff2'); font-weight: 100 900; font-display: swap; unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Inter'; src: url(/assets/fonts/inter-cyrillic.woff2) format('woff2'); font-weight: 100 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Inter'; src: url(/assets/fonts/inter-cyrillic-ext.woff2) format('woff2'); font-weight: 100 900; font-display: swap; unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F; }
@font-face { font-family: 'Inter'; src: url(/assets/fonts/inter-vietnamese.woff2) format('woff2'); font-weight: 100 900; font-display: swap; unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB; }
@font-face { font-family: 'JetBrains Mono'; src: url(/assets/fonts/jbmono.woff2) format('woff2'); font-weight: 500; font-display: swap; }

/* Tokens. Root font scales with the viewport: ~17px on a laptop, ~19px on a 1920px screen. */
:root {
  --bg: #f5f8fc; --bg-2: #edf3fa; --bg-3: #e4edf7;
  --surface: rgba(255, 255, 255, .82); --surface-2: #ffffff; --surface-solid: #ffffff;
  --line: rgba(16, 42, 84, .10); --line-2: rgba(16, 42, 84, .18);
  --text: #0d1b2e; --text-2: #3a4b62; --muted: #66778e;
  --accent: #0a6be0; --accent-2: #00a6cc; --green: #16a35a; --green-text: #12804a; --warn: #c76a00;
  --grad: linear-gradient(100deg, #0a62d8 0%, #0096c7 55%, #13a35c 100%);
  --grad-soft: linear-gradient(135deg, rgba(10, 107, 224, .08), rgba(0, 166, 204, .06) 50%, rgba(22, 163, 90, .06));
  --shadow: 0 1px 2px rgba(16, 42, 84, .06), 0 10px 30px -12px rgba(16, 42, 84, .18);
  --shadow-lg: 0 2px 6px rgba(16, 42, 84, .06), 0 30px 60px -24px rgba(16, 42, 84, .28);
  --glow: 0 0 0 1px rgba(10, 107, 224, .25), 0 12px 32px -12px rgba(10, 107, 224, .35);
  --radius: 18px; --radius-sm: 12px;
  --display: 'Space Grotesk', 'Inter', 'Segoe UI', 'PingFang SC', 'Hiragino Sans', 'Microsoft YaHei', 'Leelawadee UI', 'Noto Sans Arabic', system-ui, sans-serif;
  --body: 'Inter', 'Segoe UI', 'PingFang SC', 'Hiragino Sans', 'Yu Gothic', 'Microsoft YaHei', 'Leelawadee UI', 'Noto Sans Thai', 'Noto Sans Arabic', 'Tahoma', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --wrap: 1320px; --gutter: clamp(16px, 4vw, 44px);
  --header-h: 78px;
  color-scheme: light;
}
:lang(zh) { --display: 'Space Grotesk', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, sans-serif; --body: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Source Han Sans SC', system-ui, sans-serif; }
:lang(ja) { --display: 'Space Grotesk', 'Hiragino Sans', 'Yu Gothic UI', 'Yu Gothic', 'Meiryo', 'Noto Sans JP', system-ui, sans-serif; --body: 'Inter', 'Hiragino Sans', 'Yu Gothic UI', 'Yu Gothic', 'Meiryo', 'Noto Sans JP', system-ui, sans-serif; }
:lang(th) { --display: 'Leelawadee UI', 'Noto Sans Thai', 'Tahoma', system-ui, sans-serif; --body: 'Leelawadee UI', 'Noto Sans Thai', 'Tahoma', system-ui, sans-serif; }
:lang(ar) *, :lang(ar) *::before, :lang(th) *, :lang(th) *::before { letter-spacing: 0 !important; }
:lang(ar) { --display: 'Noto Kufi Arabic', 'Segoe UI', 'Tahoma', system-ui, sans-serif; --body: 'Noto Sans Arabic', 'Segoe UI', 'Tahoma', system-ui, sans-serif; }

*, *::before, *::after { box-sizing: border-box; }
html { font-size: clamp(16px, 0.55vw + 9.6px, 19px); -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; background: var(--bg); color: var(--text); font: 400 1rem/1.7 var(--body);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden;
}
img, svg, video, canvas { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4 { font-family: var(--display); font-weight: 650; letter-spacing: -.02em; line-height: 1.14; margin: 0 0 .5em; color: var(--text); }
:lang(zh) h1, :lang(zh) h2, :lang(ja) h1, :lang(ja) h2, :lang(ar) h1, :lang(ar) h2, :lang(th) h1, :lang(th) h2 { letter-spacing: 0; line-height: 1.32; }
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(10, 107, 224, .2); }
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.wrap.narrow { max-width: 860px; }
.muted { color: var(--muted); } .small { font-size: .875rem; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.ico { width: 1.15em; height: 1.15em; flex: none; }
.flag { width: 22px; height: 15px; border-radius: 3px; flex: none; box-shadow: 0 0 0 1px rgba(16,42,84,.15); }
.skip { position: absolute; inset-inline-start: 12px; top: -60px; z-index: 100; background: var(--accent); color: #fff; padding: 8px 14px; border-radius: 8px; font-weight: 600; }
.skip:focus { top: 12px; }
.glass { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%); }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font: 600 .76rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 18px; }
:lang(zh) .eyebrow, :lang(ja) .eyebrow, :lang(ar) .eyebrow, :lang(th) .eyebrow { letter-spacing: .04em; font-family: var(--body); font-size: .85rem; }
.lead { font-size: clamp(1.05rem, 1.3vw, 1.2rem); color: var(--text-2); max-width: 62ch; }
.lead.big { font-size: clamp(1.2rem, 1.9vw, 1.5rem); color: var(--text); line-height: 1.55; max-width: 52ch; }

/* ── buttons ── */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: .8em 1.4em; border-radius: 999px; font-weight: 650; font-size: .95rem; border: 1px solid transparent; cursor: pointer; transition: transform .2s, box-shadow .25s, background .25s, border-color .25s; white-space: nowrap; }
.btn .ico { transition: transform .25s; }
.btn:hover .ico { transform: translateX(3px); }
[dir=rtl] .btn .ico { transform: scaleX(-1); } [dir=rtl] .btn:hover .ico { transform: scaleX(-1) translateX(3px); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 24px -10px rgba(10, 98, 216, .6); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px -12px rgba(10, 98, 216, .7); }
.btn-ghost { background: #fff; border-color: var(--line-2); color: var(--text); box-shadow: var(--shadow); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-wa { background: #25d366; color: #fff; }
.btn-wa:hover { transform: translateY(-2px); box-shadow: 0 12px 26px -10px rgba(37, 211, 102, .7); }
.btn-sm { padding: .55em 1.05em; font-size: .88rem; }
.center-row { display: flex; justify-content: center; margin-top: 40px; }

/* ── header ── */
.site-header { position: fixed; inset: 0 0 auto; z-index: 50; height: var(--header-h); transition: background .35s, box-shadow .35s; background: rgba(255, 255, 255, .7); backdrop-filter: blur(14px) saturate(160%); -webkit-backdrop-filter: blur(14px) saturate(160%); border-bottom: 1px solid transparent; }
.site-header.scrolled, .site-header.solid { background: rgba(255, 255, 255, .94); border-bottom-color: var(--line); box-shadow: 0 6px 24px -18px rgba(16, 42, 84, .5); }
.header-inner { height: 100%; display: flex; align-items: center; gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 10px; flex: none; }
.logo-mark { width: 34px; height: 37px; }
.logo-text { display: flex; flex-direction: column; line-height: 1; font-family: 'Space Grotesk', sans-serif; }
.logo-text b { font-size: 1.15rem; letter-spacing: .14em; font-weight: 700; color: var(--text); }
.logo-text i { font-style: normal; font-size: .62rem; letter-spacing: .42em; color: var(--accent); margin-top: 4px; }
.nav { display: flex; align-items: center; gap: 2px; margin-inline: auto; }
.nav-item { position: relative; }
.nav-link { display: inline-flex; align-items: center; gap: 4px; padding: 10px 13px; border-radius: 10px; color: var(--text-2); font-size: .98rem; font-weight: 550; transition: color .2s, background .2s; position: relative; }
.nav-link:hover, .nav-link[aria-current] { color: var(--accent); }
.nav-link[aria-current]::after { content: ''; position: absolute; inset-inline: 13px; bottom: 2px; height: 2px; background: var(--grad); border-radius: 2px; }
.nav-link .chev { width: 14px; height: 14px; transition: transform .2s; }
.nav-item.open .chev { transform: rotate(180deg); }
.mega, .drop { position: absolute; top: calc(100% + 10px); inset-inline-start: -16px; opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .22s, transform .22s, visibility .22s;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-lg); padding: 14px; }
.nav-item.open > .mega, .nav-item.open > .drop { opacity: 1; visibility: visible; transform: none; }
.mega { width: min(780px, 90vw); }
.mega-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.mega-item, .drop-item { display: flex; gap: 12px; align-items: center; padding: 10px; border-radius: 12px; transition: background .2s; }
.mega-item:hover, .drop-item:hover { background: var(--bg-2); }
.mega-thumb { width: 60px; height: 46px; border-radius: 9px; overflow: hidden; flex: none; background: var(--bg-2); border: 1px solid var(--line); }
.mega-thumb img { width: 100%; height: 100%; object-fit: cover; }
.mega-item b, .drop-item b { display: block; font-size: .93rem; font-weight: 650; }
.mega-item small, .drop-item small { display: block; color: var(--muted); font-size: .8rem; line-height: 1.4; }
.mega-all { display: flex; align-items: center; gap: 6px; justify-content: flex-end; padding: 12px 10px 4px; color: var(--accent); font-size: .9rem; font-weight: 650; border-top: 1px solid var(--line); margin-top: 8px; }
.drop { width: 360px; }
.drop-item .ico { width: 36px; height: 36px; padding: 8px; border-radius: 10px; background: rgba(10,107,224,.08); color: var(--accent); }
.header-actions { display: flex; align-items: center; gap: 10px; flex: none; }
.lang { position: relative; }
.lang-btn { display: inline-flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 10px; background: #fff; border: 1px solid var(--line-2); cursor: pointer; font: 600 .8rem var(--mono); }
.lang-btn:hover { border-color: var(--accent); }
.lang-btn .chev { width: 14px; height: 14px; }
.lang-menu { position: absolute; top: calc(100% + 8px); inset-inline-end: 0; min-width: 220px; max-height: 70vh; overflow-y: auto; list-style: none; margin: 0; padding: 6px; opacity: 0; visibility: hidden; transform: translateY(6px); transition: .2s;
  background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-lg); }
.lang.open .lang-menu { opacity: 1; visibility: visible; transform: none; }
.lang-menu a { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-radius: 9px; font-size: .93rem; color: var(--text-2); }
.lang-menu a:hover { background: var(--bg-2); color: var(--text); }
.lang-menu a[aria-current] { color: var(--text); font-weight: 600; }
.lang-menu .tick { margin-inline-start: auto; color: var(--accent); }
.menu-btn { display: none; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line-2); background: #fff; place-items: center; cursor: pointer; }
.site-header.menu-open { backdrop-filter: none; -webkit-backdrop-filter: none; background: #fff; }

/* ── hero (daylight photo, white fade on the text side) ── */
.hero { position: relative; min-height: max(720px, 100svh); display: flex; align-items: center; overflow: hidden; isolation: isolate; padding-top: var(--header-h); }
.hero-media { position: absolute; inset: 0; z-index: -3; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 65% 50%; transform: scale(1.06); animation: kenburns 30s ease-in-out infinite alternate; }
@keyframes kenburns { to { transform: scale(1.0) translate3d(-1.5%, -1%, 0); } }
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; pointer-events: none; opacity: .55; }
.hero-shade { position: absolute; inset: 0; z-index: -1; background:
  linear-gradient(90deg, rgba(245,248,252,.96) 0%, rgba(245,248,252,.86) 34%, rgba(245,248,252,.25) 62%, rgba(245,248,252,0) 80%),
  linear-gradient(0deg, var(--bg) 0%, rgba(245,248,252,0) 22%); }
[dir=rtl] .hero-shade { background: linear-gradient(270deg, rgba(245,248,252,.96) 0%, rgba(245,248,252,.86) 34%, rgba(245,248,252,.25) 62%, rgba(245,248,252,0) 80%), linear-gradient(0deg, var(--bg) 0%, rgba(245,248,252,0) 22%); }
.hero-inner { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, .75fr); gap: 48px; align-items: end; padding-block: 64px 96px; }
.hero h1 { font-size: clamp(2.8rem, 5.6vw, 5.4rem); line-height: 1.0; letter-spacing: -.035em; margin-bottom: 26px; }
:lang(zh) .hero h1, :lang(ja) .hero h1 { line-height: 1.14; font-size: clamp(2.6rem, 5vw, 4.6rem); }
:lang(ar) .hero h1, :lang(th) .hero h1 { line-height: 1.3; font-size: clamp(2.3rem, 4.8vw, 4.2rem); }
.h1-line { display: block; }
.hero .lead { font-size: clamp(1.08rem, 1.35vw, 1.25rem); margin-bottom: 32px; color: var(--text-2); }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-certs { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 36px 0 0; }
.hero-certs li { font: 600 .72rem/1 var(--mono); letter-spacing: .06em; color: var(--text-2); padding: 8px 11px; border: 1px solid var(--line-2); border-radius: 999px; background: rgba(255,255,255,.8); }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(22,163,90,.6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(22,163,90,0); } 100% { box-shadow: 0 0 0 0 rgba(22,163,90,0); } }
.telemetry { padding: 22px; position: relative; overflow: hidden; background: rgba(255,255,255,.86); box-shadow: var(--shadow-lg); }
.tm-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; font: 600 .72rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
:lang(zh) .tm-head, :lang(ja) .tm-head, :lang(ar) .tm-head, :lang(th) .tm-head { font-family: var(--body); font-size: .8rem; letter-spacing: .02em; }
.tm-live { display: inline-flex; align-items: center; gap: 6px; color: var(--accent); white-space: nowrap; }
.tm-live i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: blink 1.4s infinite; }
@keyframes blink { 50% { opacity: .2; } }
.tm-ring { position: relative; width: 168px; height: 168px; margin: 14px auto 10px; }
.tm-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.tm-track { fill: none; stroke: rgba(16,42,84,.08); stroke-width: 9; }
.tm-bar { fill: none; stroke: url(#tm-g); stroke-width: 9; stroke-linecap: round; stroke-dasharray: 314.16; stroke-dashoffset: 40.8; transition: stroke-dashoffset 1.2s cubic-bezier(.2,.8,.2,1); }
.tm-soc { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.tm-soc p { margin: 0; display: flex; align-items: baseline; justify-content: center; gap: 2px; }
.tm-soc b { font: 600 2.7rem/1 var(--mono); color: var(--text); }
.tm-soc small { font: 600 1rem var(--mono); color: var(--muted); }
.tm-soc span { display: block; font-size: .66rem; color: var(--muted); margin-top: 4px; max-width: 100px; line-height: 1.25; }
.tm-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 6px 0 12px; }
.tm-stats div { padding: 10px; border-radius: 12px; background: var(--bg); border: 1px solid var(--line); }
.tm-stats dt { display: flex; align-items: center; gap: 5px; font-size: .7rem; color: var(--muted); }
.tm-stats dt .ico { width: 13px; height: 13px; color: var(--accent); }
.tm-stats dd { margin: 4px 0 0; font: 500 .8rem var(--mono); color: var(--text-2); }
.tm-stats dd b { font-size: 1.05rem; color: var(--text); font-weight: 600; }
.tm-spark { width: 100%; height: 56px; }
.tm-note { margin: 8px 0 0; font-size: .74rem; color: var(--muted); line-height: 1.45; }
.scroll-cue { position: absolute; bottom: 26px; left: 50%; translate: -50% 0; width: 26px; height: 42px; border: 1.5px solid var(--line-2); border-radius: 14px; background: rgba(255,255,255,.6); }
.scroll-cue span { position: absolute; left: 50%; top: 8px; width: 3px; height: 8px; border-radius: 2px; background: var(--accent); translate: -50% 0; animation: cue 1.8s infinite; }
@keyframes cue { to { transform: translateY(14px); opacity: 0; } }

/* ── stats ── */
.stats { background: #fff; border-block: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 36px 26px; border-inline-start: 1px solid var(--line); }
.stat:first-child { border-inline-start: 0; }
.stat-v { display: block; white-space: nowrap; font: 650 clamp(1.6rem, 2.7vw, 2.6rem)/1 var(--mono); margin-bottom: 10px; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { color: var(--text-2); font-size: .95rem; }

/* ── sections ── */
.section { padding-block: clamp(72px, 8vw, 120px); position: relative; }
.section.tight { padding-block: clamp(44px, 5vw, 72px); }
.section.alt { background: #fff; border-block: 1px solid var(--line); }
.sec-head { max-width: 780px; margin-bottom: clamp(32px, 4vw, 52px); }
.sec-head.center { margin-inline: auto; text-align: center; }
.sec-head h2 { font-size: clamp(2rem, 3.6vw, 3.1rem); }
.sec-head .lead { margin-bottom: 0; }
.h-sm { font-size: 1.5rem; margin-bottom: 24px; }

/* energy flow */
.flow { background: #fff; border-block: 1px solid var(--line); }
.flow-tabs { display: inline-flex; gap: 4px; padding: 4px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--bg); margin-bottom: 20px; flex-wrap: wrap; }
.flow-tabs button { border: 0; background: none; padding: 9px 18px; border-radius: 999px; color: var(--text-2); cursor: pointer; font-weight: 550; font-size: .95rem; transition: .2s; }
.flow-tabs button[aria-selected=true] { background: var(--grad); color: #fff; font-weight: 650; }
.flow-stage { position: relative; aspect-ratio: 1000 / 460; min-height: 380px; overflow: hidden; box-shadow: var(--shadow);
  background: radial-gradient(600px 300px at 50% 50%, rgba(10,107,224,.06), transparent 70%), linear-gradient(rgba(16,42,84,.05) 1px, transparent 1px) 0 0/40px 40px, linear-gradient(90deg, rgba(16,42,84,.05) 1px, transparent 1px) 0 0/40px 40px, #fbfdff; }
.flow-lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.fl-base { fill: none; stroke: rgba(16,42,84,.08); stroke-width: 7; }
.fl-dash { fill: none; stroke: url(#fl-g); stroke-width: 3; stroke-dasharray: 10 14; animation: dash 1.1s linear infinite; }
.fl-c, .fl-b { animation-direction: reverse; }
@keyframes dash { to { stroke-dashoffset: -24; } }
.fl-dot { fill: #0a6be0; filter: drop-shadow(0 0 5px rgba(10,107,224,.6)); }
.fnode { position: absolute; display: flex; align-items: center; gap: 12px; padding: 12px 14px; min-width: 210px; max-width: 260px; border-radius: 16px; background: #fff; border: 1px solid var(--line-2);
  box-shadow: var(--shadow); translate: -50% -50%; transition: border-color .3s, box-shadow .3s; }
.fnode:hover { border-color: var(--accent); box-shadow: var(--glow); }
.fnode-ico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: rgba(10,107,224,.08); color: var(--accent); flex: none; }
.fnode-ico .ico { width: 22px; height: 22px; }
.fnode b { display: block; font-size: .92rem; }
.fnode a { display: block; font-size: .8rem; color: var(--muted); line-height: 1.35; }
.fnode a:hover { color: var(--accent); }
.fnode-solar { left: 17%; top: 24%; } .fnode-source { left: 83%; top: 24%; } .fnode-pcs { left: 50%; top: 50%; border-color: rgba(10,107,224,.45); box-shadow: var(--glow); }
.fnode-battery { left: 17%; top: 76%; } .fnode-battery .fnode-ico { color: var(--green); background: rgba(22,163,90,.1); } .fnode-load { left: 83%; top: 76%; }
.flow-cable { position: absolute; left: 50%; bottom: 14px; translate: -50% 0; display: flex; align-items: center; gap: 8px; font-size: .82rem; color: var(--muted); padding: 6px 12px; border-radius: 999px; border: 1px dashed var(--line-2); background: #fff; white-space: nowrap; }
.flow-cable .ico { color: #c4702a; }
.flow-cable a { color: var(--text-2); } .flow-cable a:hover { color: var(--accent); }
.flow-desc { margin-top: 18px; color: var(--text-2); max-width: 72ch; min-height: 3.3em; }

/* bento categories */
.bento { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 250px; gap: 16px; }
.bento-card { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: #fff; isolation: isolate; box-shadow: var(--shadow); transition: box-shadow .3s, transform .3s; }
.bento-card.b0 { grid-column: span 2; grid-row: span 2; } .bento-card.b1, .bento-card.b6 { grid-column: span 2; }
.bento-img { position: absolute; inset: 0; z-index: -2; }
.bento-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.2,.8,.2,1); }
.bento-card::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(8,24,48,.78) 0%, rgba(8,24,48,.25) 48%, rgba(8,24,48,0) 72%); }
.bento-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.bento-card:hover img { transform: scale(1.05); }
.bento-body { position: absolute; inset: auto 0 0; padding: 22px; display: flex; flex-direction: column; gap: 4px; color: #fff; }
.bento-ico { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; background: rgba(255,255,255,.92); color: var(--accent); margin-bottom: 8px; }
.bento-body b { font: 650 1.3rem var(--display); color: #fff; }
.bento-card.b0 .bento-body b { font-size: 1.9rem; }
.bento-body small { color: rgba(255,255,255,.88); font-size: .9rem; max-width: 42ch; }
.bento-count { position: absolute; top: 18px; inset-inline-end: 18px; display: inline-flex; gap: 6px; align-items: center; font: 600 .78rem var(--mono); color: var(--text); padding: 6px 10px; border-radius: 999px; background: rgba(255,255,255,.92); }
.bento-card.b0 .bento-count, .bento-card.b1 .bento-count { position: static; align-self: flex-start; margin-top: 10px; }
[data-glow] { --mx: 50%; --my: 50%; }
[data-glow]::before { content: ''; position: absolute; inset: 0; z-index: 2; pointer-events: none; border-radius: inherit; opacity: 0; transition: opacity .3s;
  background: radial-gradient(320px circle at var(--mx) var(--my), rgba(10,107,224,.10), transparent 55%); }
[data-glow]:hover::before { opacity: 1; }

/* product cards */
.pgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 20px; }
.pgrid.three { grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); }
.pcard { position: relative; display: flex; flex-direction: column; border-radius: var(--radius); border: 1px solid var(--line); background: #fff; overflow: hidden; box-shadow: var(--shadow); transition: transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s, border-color .3s; }
.pcard:hover { transform: translateY(-6px); border-color: rgba(10,107,224,.35); box-shadow: var(--shadow-lg); }
.pcard-img { position: relative; aspect-ratio: 1 / 1; overflow: hidden; background: linear-gradient(180deg, #f3f7fb, #e9f0f7); }
.pcard-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2,.8,.2,1); }
.pcard:hover .pcard-img img { transform: scale(1.04); }
.badge { position: absolute; top: 12px; inset-inline-start: 12px; font-style: normal; font: 650 .7rem var(--mono); letter-spacing: .06em; text-transform: uppercase; padding: 6px 10px; border-radius: 999px; background: #fff4e5; color: var(--warn); border: 1px solid rgba(199,106,0,.3); }
.pcard-body { display: flex; flex-direction: column; gap: 6px; padding: 18px 18px 20px; flex: 1; }
.pcard-cat { font: 650 .72rem var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
:lang(zh) .pcard-cat, :lang(ja) .pcard-cat, :lang(ar) .pcard-cat, :lang(th) .pcard-cat { font-family: var(--body); letter-spacing: .02em; font-size: .8rem; }
.pcard-body b { font: 650 1.1rem/1.32 var(--display); }
.pcard-tag { color: var(--muted); font-size: .9rem; line-height: 1.5; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 8px 0 0; }
.chips li { display: inline-flex; align-items: center; gap: 5px; font: 600 .74rem var(--mono); color: var(--text-2); padding: 5px 9px; border-radius: 8px; background: var(--bg); border: 1px solid var(--line); }
.chips .ico { width: 13px; height: 13px; color: var(--accent); }
.pcard-go { margin-top: auto; padding-top: 14px; display: inline-flex; align-items: center; gap: 6px; color: var(--accent); font-size: .88rem; font-weight: 650; }
.pcard-go .ico { width: 15px; transition: transform .25s; } .pcard:hover .pcard-go .ico { transform: translateX(4px); }
[dir=rtl] .pcard-go .ico { transform: scaleX(-1); }
.rail-sec { background: #fff; border-block: 1px solid var(--line); }
.rail { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(290px, 310px); gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 4px 4px 16px; scrollbar-width: thin; scrollbar-color: rgba(10,107,224,.3) transparent; }
.rail > * { scroll-snap-align: start; }
.rail-nav { display: flex; gap: 10px; margin-top: 22px; align-items: center; }
.rail-nav button { width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line-2); background: #fff; display: grid; place-items: center; cursor: pointer; transition: .2s; box-shadow: var(--shadow); }
.rail-nav button:hover { border-color: var(--accent); color: var(--accent); }
[dir=rtl] .rail-nav button .ico { transform: scaleX(-1); }
.rail-nav .btn { margin-inline-start: auto; }

/* configurator */
.cfg-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: start; }
.cfg-form { padding: 28px; display: grid; gap: 26px; }
.cfg-field { display: grid; gap: 12px; }
.cfg-label { display: flex; align-items: baseline; gap: 8px; color: var(--text-2); font-weight: 550; }
.cfg-label output { margin-inline-start: auto; font: 650 1.5rem var(--mono); color: var(--text); }
.cfg-label small { color: var(--muted); font-family: var(--mono); }
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: 6px; background: linear-gradient(90deg, var(--accent) 0 var(--p, 30%), rgba(16,42,84,.12) var(--p, 30%)); outline-offset: 6px; }
[dir=rtl] input[type=range] { background: linear-gradient(270deg, var(--accent) 0 var(--p, 30%), rgba(16,42,84,.12) var(--p, 30%)); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%; background: #fff; border: 4px solid var(--accent); box-shadow: 0 2px 8px rgba(10,107,224,.35); cursor: grab; }
input[type=range]::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: #fff; border: 4px solid var(--accent); cursor: grab; }
.cfg-result { padding: 30px; position: sticky; top: calc(var(--header-h) + 20px); background: radial-gradient(420px 220px at 85% 0%, rgba(22,163,90,.08), transparent 70%), #fff; }
.cfg-k { font: 650 .74rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
:lang(zh) .cfg-k, :lang(ja) .cfg-k, :lang(ar) .cfg-k, :lang(th) .cfg-k { letter-spacing: .02em; font-family: var(--body); font-size: .85rem; }
.cfg-big { display: flex; align-items: baseline; gap: 10px; margin-bottom: 14px; }
.cfg-big b { font: 650 clamp(3rem, 5.6vw, 4.6rem)/1 var(--mono); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.cfg-big span { font: 600 1.2rem var(--mono); color: var(--muted); }
.cfg-meter { height: 14px; border-radius: 7px; background: var(--bg-2); border: 1px solid var(--line); overflow: hidden; margin-bottom: 26px; }
.cfg-meter span { display: block; height: 100%; width: var(--fill); background: repeating-linear-gradient(90deg, rgba(255,255,255,.0) 0 10px, rgba(255,255,255,.5) 10px 12px), var(--grad); transition: width .6s cubic-bezier(.2,.8,.2,1); }
.cfg-list { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 8px; }
.cfg-list li { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 12px; background: var(--bg); border: 1px solid var(--line); }
.cfg-list li b { font: 650 1.1rem var(--mono); color: var(--green-text); min-width: 2.4em; }
.cfg-list li a { color: var(--text); font-weight: 550; } .cfg-list li a:hover { color: var(--accent); }
.cfg-note { font-size: .8rem; color: var(--muted); margin: 16px 0 0; }

/* cabling band */
.cabling { overflow: hidden; background: #fff; border-block: 1px solid var(--line); }
.cab-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(32px, 5vw, 70px); align-items: center; }
.cab-media { position: relative; isolation: isolate; }
.cab-img { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-lg); background: var(--bg-2); }
.cab-img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.cab-rings { position: absolute; z-index: -1; width: 118%; left: -9%; top: 50%; margin-top: -59%; fill: none; stroke: #c4702a; stroke-width: .5; opacity: .3; animation: spin 60s linear infinite; }
.cab-rings circle:nth-child(2) { stroke: var(--accent); stroke-dasharray: 4 8; } .cab-rings circle:nth-child(3) { stroke: var(--green); stroke-dasharray: 2 10; }
@keyframes spin { to { transform: rotate(360deg); } }
.cab-points { list-style: none; padding: 0; margin: 0 0 30px; display: grid; gap: 14px; }
.cab-points li { display: flex; gap: 16px; padding: 16px; border-radius: 14px; border: 1px solid var(--line); background: var(--bg); transition: border-color .3s, box-shadow .3s; }
.cab-points li:hover { border-color: rgba(196,112,42,.45); box-shadow: var(--shadow); }
.cab-points .ico { width: 44px; height: 44px; padding: 10px; border-radius: 12px; background: rgba(196,112,42,.1); color: #b8641f; }
.cab-points b { display: block; margin-bottom: 2px; }
.cab-points p { margin: 0; color: var(--muted); font-size: .93rem; }
.cab-ctas { display: flex; flex-wrap: wrap; gap: 12px; }

/* "what you get" value grid with per-item CTA */
.offer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.offer { display: flex; flex-direction: column; gap: 10px; padding: 24px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.offer .n { font: 650 .85rem var(--mono); color: var(--accent); }
.offer b { font: 650 1.12rem/1.3 var(--display); }
.offer p { margin: 0; color: var(--text-2); font-size: .93rem; flex: 1; }
.offer a { color: var(--accent); font-weight: 650; font-size: .9rem; display: inline-flex; gap: 6px; align-items: center; }

/* solutions */
.sol-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.sol-card { grid-column: span 2; position: relative; min-height: 380px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); isolation: isolate; display: flex; align-items: flex-end; box-shadow: var(--shadow); }
.sol-card.s0, .sol-card.s1 { grid-column: span 3; min-height: 440px; }
.sol-card > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .9s cubic-bezier(.2,.8,.2,1); }
.sol-card::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(8,24,48,.82) 6%, rgba(8,24,48,.2) 55%, rgba(8,24,48,0)); }
.sol-card:hover > img { transform: scale(1.05); }
.sol-body { padding: 26px; color: #fff; }
.sol-body b { font: 650 1.5rem var(--display); display: block; color: #fff; }
.sol-body small { color: rgba(255,255,255,.88); display: block; margin: 4px 0 10px; }
.sol-body ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; max-height: 0; overflow: hidden; opacity: 0; transition: max-height .5s, opacity .4s; }
.sol-card:hover .sol-body ul, .sol-card:focus-visible .sol-body ul { max-height: 140px; opacity: 1; }
.sol-body li { display: flex; gap: 8px; align-items: center; font-size: .9rem; color: rgba(255,255,255,.92); }
.sol-body li .ico { color: #7ee2a8; width: 15px; }

/* news */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 22px; }
.ncard { display: flex; flex-direction: column; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); transition: transform .35s, box-shadow .3s; }
.ncard:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.ncard-img { aspect-ratio: 16/9; overflow: hidden; background: var(--bg-2); }
.ncard-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.ncard:hover .ncard-img img { transform: scale(1.04); }
.ncard-body { padding: 18px 20px 22px; display: flex; flex-direction: column; gap: 8px; }
.ncard time { font: 600 .76rem var(--mono); color: var(--accent); letter-spacing: .04em; }
.ncard b { font: 650 1.12rem/1.38 var(--display); }
.ncard small { color: var(--muted); font-size: .9rem; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.pager { display: flex; align-items: center; justify-content: space-between; margin-top: 40px; color: var(--muted); font-family: var(--mono); }
.pager a { display: inline-flex; gap: 8px; align-items: center; color: var(--text); padding: 10px 16px; border: 1px solid var(--line-2); border-radius: 999px; background: #fff; }
.pager a:hover { border-color: var(--accent); color: var(--accent); }
.empty { color: var(--muted); padding: 60px 0; text-align: center; }

/* CTA band */
.cta-band { padding-block: 40px clamp(72px, 8vw, 110px); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: clamp(28px, 4vw, 54px); position: relative; overflow: hidden; border: 0;
  background: var(--grad); box-shadow: 0 24px 50px -24px rgba(10,98,216,.55); }
.cta-inner h2 { font-size: clamp(1.7rem, 2.8vw, 2.4rem); margin-bottom: 8px; color: #fff; }
.cta-inner p { color: rgba(255,255,255,.9); margin: 0; max-width: 62ch; }
.cta-inner .btn-primary { background: #fff; color: var(--accent); box-shadow: 0 10px 24px -10px rgba(0,0,0,.35); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; flex: none; }

/* page hero (inner pages) */
.phero { position: relative; padding: calc(var(--header-h) + clamp(50px, 7vw, 96px)) 0 clamp(40px, 6vw, 70px); overflow: hidden; isolation: isolate; border-bottom: 1px solid var(--line); background: var(--bg-2); }
.phero-media { position: absolute; inset: 0; z-index: -2; }
.phero-media img { width: 100%; height: 100%; object-fit: cover; }
.phero-shade { position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(245,248,252,.97) 15%, rgba(245,248,252,.82) 50%, rgba(245,248,252,.35)),
  linear-gradient(rgba(16,42,84,.04) 1px, transparent 1px) 0 0/48px 48px, linear-gradient(90deg, rgba(16,42,84,.04) 1px, transparent 1px) 0 0/48px 48px; }
[dir=rtl] .phero-shade { background: linear-gradient(270deg, rgba(245,248,252,.97) 15%, rgba(245,248,252,.82) 50%, rgba(245,248,252,.35)); }
.phero h1 { font-size: clamp(2.3rem, 4.6vw, 4rem); max-width: 22ch; }
.phero .lead { margin: 0; }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0 0 22px; font-size: .85rem; color: var(--muted); }
.crumbs li + li::before { content: '/'; margin-inline-end: 8px; opacity: .5; }
.crumbs a:hover { color: var(--accent); }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
.chip-link { padding: 9px 15px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--text-2); font-size: .9rem; background: #fff; transition: .2s; }
.chip-link small { font-family: var(--mono); color: var(--muted); margin-inline-start: 4px; }
.chip-link:hover { border-color: var(--accent); color: var(--accent); }
.chip-link.on { background: var(--grad); color: #fff; border-color: transparent; font-weight: 650; } .chip-link.on small { color: rgba(255,255,255,.85); }

/* product detail */
.pd-hero { padding: calc(var(--header-h) + 34px) 0 44px; background: linear-gradient(180deg, #fff, var(--bg)); border-bottom: 1px solid var(--line); }
.pd-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 4vw, 60px); align-items: start; }
.pd-main { overflow: hidden; padding: 0; display: grid; place-items: center; background: linear-gradient(180deg, #f7fafd, #eaf1f8); }
.pd-main img { width: 100%; height: auto; max-height: 660px; object-fit: contain; transition: opacity .3s; }
.pd-thumbs { display: flex; gap: 10px; margin-top: 12px; }
.pd-thumbs button { width: 86px; height: 66px; border-radius: 10px; overflow: hidden; border: 1px solid var(--line-2); padding: 0; background: #fff; cursor: pointer; opacity: .7; transition: .2s; }
.pd-thumbs button.on, .pd-thumbs button:hover { opacity: 1; border-color: var(--accent); }
.pd-thumbs img { width: 100%; height: 100%; object-fit: cover; }
.pd-cat { font: 650 .76rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--accent); }
.pd-info h1 { font-size: clamp(2rem, 3.2vw, 2.9rem); margin: 10px 0 12px; }
.pd-info .lead { margin-bottom: 20px; }
.pd-kpis { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 22px; }
.pd-kpis div { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border-radius: 14px; border: 1px solid var(--line-2); background: #fff; box-shadow: var(--shadow); }
.pd-kpis .ico { color: var(--accent); width: 20px; height: 20px; }
.pd-kpis dd { margin: 0; font: 650 1.05rem var(--mono); }
.pd-models { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--muted); font-size: .9rem; }
.pd-models code { font: 600 .8rem var(--mono); padding: 5px 9px; border-radius: 8px; border: 1px solid var(--line-2); color: var(--text); background: #fff; }
.pd-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0; }
.cert-chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.cert-chips li { display: inline-flex; align-items: center; gap: 6px; font: 600 .74rem var(--mono); padding: 6px 10px; border-radius: 8px; border: 1px solid rgba(22,163,90,.3); background: rgba(22,163,90,.06); color: var(--text-2); }
.cert-chips .ico { width: 14px; color: var(--green); }
.badge-inline { display: inline-block; font: 650 .74rem var(--mono); text-transform: uppercase; color: var(--warn); border: 1px solid rgba(199,106,0,.35); background: #fff4e5; padding: 5px 10px; border-radius: 999px; }
.pd-body { display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; align-items: start; }
.pd-features { padding: 28px; position: sticky; top: calc(var(--header-h) + 20px); background: #fff; }
.pd-features h2, .pd-specs h2 { font-size: 1.45rem; margin-bottom: 18px; }
.pd-features ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.pd-features li { display: flex; gap: 12px; align-items: flex-start; color: var(--text-2); }
.pd-features li .ico { color: var(--green); margin-top: 4px; }
.spec-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); }
.spec { width: 100%; border-collapse: collapse; font-size: .93rem; }
.spec th, .spec td { padding: 12px 16px; text-align: start; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec thead th { position: sticky; top: 0; background: #eef4fb; font: 650 .82rem var(--mono); color: var(--accent); letter-spacing: .03em; }
.spec tbody th { color: var(--muted); font-weight: 550; width: 34%; }
.spec td { font-family: var(--mono); font-size: .86rem; color: var(--text); }
.spec tbody tr:nth-child(even) { background: #fafcfe; }
.spec tbody tr:hover { background: #f0f6fd; }
.spec tbody tr:last-child th, .spec tbody tr:last-child td { border-bottom: 0; }
.app-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 16px; }
.app-chip { display: flex; gap: 14px; align-items: center; padding: 10px; border-radius: 16px; border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); transition: border-color .3s; }
.app-chip:hover { border-color: rgba(10,107,224,.4); }
.app-chip img { width: 100px; height: 74px; border-radius: 10px; object-fit: cover; }
.app-chip b { display: block; } .app-chip small { color: var(--muted); font-size: .86rem; }

/* inquiry */
.inq-band { display: grid; grid-template-columns: .7fr 1.3fr; gap: 40px; padding: clamp(24px, 4vw, 48px); background: radial-gradient(520px 260px at 0% 0%, rgba(10,107,224,.07), transparent 70%), #fff; }
.inq-side h2 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); }
.inq-ico { width: 72px; height: 72px; color: rgba(10,107,224,.2); margin-top: 20px; }
.inq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: grid; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field span { font-size: .85rem; color: var(--text-2); font-weight: 550; }
.field em { color: var(--accent); font-style: normal; }
.field input, .field select, .field textarea { width: 100%; padding: .75em .9em; border-radius: 12px; background: #fff; border: 1px solid var(--line-2); transition: border-color .2s, box-shadow .2s; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-inline-end: 36px; }
[dir=rtl] .field select { background-position: 18px 50%, 13px 50%; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(10,107,224,.12); }
.field textarea { resize: vertical; min-height: 100px; }
.field.invalid input { border-color: #d93636; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .85rem; color: var(--muted); margin: 16px 0; }
.consent input { accent-color: var(--accent); margin-top: 4px; }
.inq-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.inq-status { margin: 0; font-size: .92rem; }
.inq-status.ok { color: var(--green-text); } .inq-status.err { color: #c62828; }
.inq.sent .inq-grid, .inq.sent .consent, .inq.sent button { display: none; }
.inq.sent .inq-status { font-size: 1.05rem; padding: 18px; border-radius: 12px; background: rgba(22,163,90,.08); border: 1px solid rgba(22,163,90,.3); }
.hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.inq-compact .inq-grid { grid-template-columns: 1fr 1fr; }
.inq-alt { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; padding-top: 18px; border-top: 1px dashed var(--line-2); font-size: .9rem; color: var(--muted); align-items: center; }

/* drawer + floating buttons */
.fabs { position: fixed; z-index: 40; inset-inline-end: 20px; bottom: 20px; display: flex; flex-direction: column; gap: 10px; align-items: flex-end; transform: translateY(160px); transition: transform .4s cubic-bezier(.2,.8,.2,1); }
.fabs.show { transform: none; }
.fab { display: inline-flex; align-items: center; gap: 8px; padding: 13px 18px; border-radius: 999px; border: 0; cursor: pointer; background: var(--grad); color: #fff; font-weight: 700; box-shadow: 0 14px 30px -10px rgba(10,98,216,.6); }
.fab-wa { background: #25d366; box-shadow: 0 14px 30px -10px rgba(37,211,102,.7); padding: 13px; }
.drawer { position: fixed; inset: 0; z-index: 80; }
.drawer[hidden] { display: none; }
.drawer-backdrop { position: absolute; inset: 0; background: rgba(13,27,46,.35); backdrop-filter: blur(3px); animation: fade .25s; }
.drawer-panel { position: absolute; inset-block: 0; inset-inline-end: 0; width: min(540px, 100%); overflow-y: auto; padding: 32px 28px; background: #fff; border-inline-start: 1px solid var(--line); box-shadow: var(--shadow-lg); animation: slide .35s cubic-bezier(.2,.8,.2,1); }
[dir=rtl] .drawer-panel { animation-name: slide-rtl; }
.drawer-panel h2 { font-size: 1.75rem; }
.drawer-x { position: absolute; top: 18px; inset-inline-end: 18px; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line-2); background: #fff; cursor: pointer; display: grid; place-items: center; }
@keyframes fade { from { opacity: 0; } } @keyframes slide { from { transform: translateX(100%); } } @keyframes slide-rtl { from { transform: translateX(-100%); } }

/* solutions detail, about, contact */
.sol-intro { display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; }
.sol-points { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.sol-points li { display: flex; align-items: center; gap: 14px; padding: 18px; background: #fff; }
.sol-points .ico { width: 42px; height: 42px; padding: 9px; border-radius: 12px; background: rgba(22,163,90,.1); color: var(--green); }
.about-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.about-block { padding: 30px; background: #fff; }
.about-n { font: 650 .9rem var(--mono); color: var(--accent); display: block; margin-bottom: 30px; }
.about-block h2 { font-size: 1.4rem; }
.about-block p { color: var(--text-2); margin: 0; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 70px); align-items: center; }
.split-media { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-lg); }
.split-media img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.values { list-style: none; padding: 0; margin: 0 0 26px; display: grid; gap: 10px; }
.values li { display: flex; gap: 12px; align-items: center; font-size: 1.05rem; }
.values .ico { color: var(--green); }
.mt { margin-top: 28px; font-size: 1.2rem; }
.cert-grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.cert-grid li { display: flex; gap: 8px; align-items: center; padding: 12px; border-radius: 12px; border: 1px solid var(--line); background: #fff; font-size: .88rem; }
.cert-grid .ico { color: var(--accent); }
.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; align-items: start; }
.contact-cards { display: grid; gap: 12px; }
.ccard { display: flex; gap: 14px; align-items: center; padding: 18px; background: #fff; transition: border-color .3s; }
a.ccard:hover { border-color: rgba(10,107,224,.4); }
.ccard .ico { width: 46px; height: 46px; padding: 11px; border-radius: 12px; background: rgba(10,107,224,.08); color: var(--accent); }
.ccard small { display: block; color: var(--muted); font-size: .8rem; } .ccard b { word-break: break-word; }
.contact-form { padding: clamp(22px, 3vw, 36px); background: #fff; }
.nf { min-height: 80vh; display: grid; place-items: center; text-align: center; padding-top: var(--header-h); }
.nf-code { font: 700 clamp(6rem, 18vw, 12rem)/1 var(--mono); margin: 0; }
.nf .lead { margin-inline: auto; margin-bottom: 28px; }

/* article */
.art-head { padding: calc(var(--header-h) + 40px) 0 28px; background: linear-gradient(180deg, #fff, var(--bg)); }
.art-meta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font: 600 .82rem var(--mono); color: var(--muted); }
.art-meta .tag { color: var(--accent); border: 1px solid var(--line-2); padding: 3px 8px; border-radius: 999px; background: #fff; }
.art-head h1 { font-size: clamp(2rem, 3.8vw, 3rem); margin: 10px 0 16px; }
.art-by { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: .9rem; }
.art-cover { width: 100%; border-radius: var(--radius); border: 1px solid var(--line); margin-bottom: 8px; aspect-ratio: 16/9; object-fit: cover; box-shadow: var(--shadow); background: var(--bg-2); }
.art-credit { font-size: .8rem; color: var(--muted); margin: 0 0 30px; }
.prose { font-size: 1.06rem; color: var(--text-2); }
.prose h2 { color: var(--text); font-size: 1.65rem; margin: 2em 0 .6em; }
.prose h3, .prose h4 { color: var(--text); font-size: 1.2rem; margin: 1.6em 0 .4em; }
.prose a { color: var(--accent); text-decoration: underline; text-decoration-color: rgba(10,107,224,.35); text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: var(--accent); }
.prose .btn { text-decoration: none; color: #fff; } .prose .btn-ghost { color: var(--text); } .prose .art-credit a { color: var(--muted); }
.prose strong { color: var(--text); }
.prose ul, .prose ol { padding-inline-start: 1.3em; } .prose li { margin-bottom: .4em; }
.prose blockquote { margin: 1.5em 0; padding: 4px 20px; border-inline-start: 3px solid var(--accent); color: var(--text); background: #fff; }
.prose figure { margin: 1.4em 0; } .prose figure img { width: 100%; border-radius: 14px; border: 1px solid var(--line); aspect-ratio: 16/9; object-fit: cover; background: var(--bg-2); }
.prose figcaption { font-size: .8rem; color: var(--muted); margin-top: 6px; }
.news-item { display: grid; grid-template-columns: 220px 1fr; gap: 18px; padding: 16px; margin: 0 0 14px; border-radius: 16px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.news-item img { width: 100%; aspect-ratio: 16/10; object-fit: cover; border-radius: 10px; background: var(--bg-2); }
.news-item h3 { margin: 0 0 6px !important; font-size: 1.08rem !important; }
.news-item p { margin: 0; font-size: .95rem; }
.news-item .src { font-size: .82rem; color: var(--muted); margin-top: 8px; }
.art-cta { margin: 36px 0; padding: 26px; border-radius: var(--radius); background: var(--grad-soft), #fff; border: 1px solid rgba(10,107,224,.2); }
.art-cta h2 { margin: 0 0 6px !important; font-size: 1.35rem !important; }
.art-cta p { margin: 0 0 14px; }
.faq { margin-top: 30px; }
.faq details { border: 1px solid var(--line); border-radius: 14px; background: #fff; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 650; color: var(--text); }
.faq details p { margin: 10px 0 0; }
.art-note { display: flex; gap: 8px; align-items: center; font-size: .86rem; color: var(--muted); padding: 12px 16px; border-radius: 12px; border: 1px dashed var(--line-2); margin-top: 30px; }
.sources { margin-top: 30px; padding: 22px 24px; border-radius: var(--radius); border: 1px solid var(--line); background: #fff; font-size: .92rem; }
.sources h2 { font-size: 1.05rem !important; margin: 0 0 12px !important; }
.sources span { color: var(--muted); }

/* footer */
.site-footer { position: relative; overflow: hidden; border-top: 1px solid var(--line); padding-top: 70px; background: linear-gradient(180deg, #eaf1f8, #e2ebf5); }
.footer-glow { display: none; }
.footer-top { display: grid; grid-template-columns: 1fr 2fr; gap: 50px; position: relative; }
.footer-brand p { color: var(--text-2); margin-top: 18px; max-width: 34ch; }
.footer-company { font-size: .88rem; }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.footer-cols h3 { font: 650 .76rem var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; }
.footer-cols ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-cols a { color: var(--text-2); font-size: .94rem; } .footer-cols a:hover { color: var(--accent); }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; color: var(--text-2); font-size: .92rem; }
.footer-contact .ico { color: var(--accent); margin-top: 4px; }
.footer-langs { display: flex; flex-wrap: wrap; gap: 6px 16px; align-items: center; margin-top: 50px; padding-top: 24px; border-top: 1px solid var(--line-2); font-size: .88rem; color: var(--text-2); }
.footer-langs .ico { color: var(--accent); }
.footer-langs a[aria-current] { color: var(--accent); font-weight: 650; } .footer-langs a:hover { color: var(--text); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding: 22px 0 30px; font-size: .84rem; color: var(--muted); }
.footer-word { font: 700 clamp(5rem, 19vw, 17rem)/.8 'Space Grotesk', sans-serif; letter-spacing: -.04em; text-align: center; color: transparent; -webkit-text-stroke: 1px rgba(10,107,224,.14); margin-bottom: -.12em; user-select: none; }

/* reveal on scroll */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s cubic-bezier(.2,.8,.2,1), transform .8s cubic-bezier(.2,.8,.2,1); transition-delay: var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; }

/* ── responsive ── */
@media (max-width: 1180px) {
  .nav { display: none; }
  .menu-btn { display: grid; }
  .header-cta { display: none; }
  .nav.open { display: flex; position: fixed; inset: var(--header-h) 0 0; flex-direction: column; align-items: stretch; gap: 0; padding: 16px var(--gutter) 40px; background: #fff; overflow-y: auto; margin: 0; }
  .nav.open .nav-link { font-size: 1.15rem; padding: 16px 4px; border-bottom: 1px solid var(--line); border-radius: 0; justify-content: space-between; width: 100%; color: var(--text); }
  .nav.open .nav-link[aria-current]::after { display: none; }
  .nav.open .mega, .nav.open .drop { position: static; opacity: 1; visibility: visible; transform: none; width: auto; display: none; box-shadow: none; background: transparent; border: 0; padding: 4px 0 12px; }
  .nav.open .nav-item.open .mega, .nav.open .nav-item.open .drop { display: block; }
  .mega-grid { grid-template-columns: 1fr; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-shade { background: linear-gradient(180deg, rgba(245,248,252,.94) 0%, rgba(245,248,252,.85) 55%, rgba(245,248,252,.6) 100%); }
  .telemetry { max-width: 440px; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento-card.b0 { grid-column: span 2; grid-row: span 1; } .bento-card.b1 { grid-column: span 2; }
  .cfg-grid, .cab-grid, .pd-grid, .pd-body, .inq-band, .contact-grid, .sol-intro, .split { grid-template-columns: 1fr; }
  .cfg-result, .pd-features { position: static; }
  .offer-grid { grid-template-columns: 1fr 1fr; }
  .sol-grid { grid-template-columns: 1fr 1fr; } .sol-card, .sol-card.s0, .sol-card.s1 { grid-column: span 1; min-height: 340px; }
  .about-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  :root { --header-h: 66px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat { border-inline-start: 0; border-top: 1px solid var(--line); padding: 24px 8px; }
  .stat:nth-child(-n+2) { border-top: 0; }
  .flow-stage { aspect-ratio: auto; min-height: 0; padding: 18px; display: grid; gap: 10px; }
  .flow-lines { display: none; }
  .fnode, .flow-cable { position: static; translate: none; max-width: none; width: 100%; }
  .bento { grid-template-columns: 1fr; grid-auto-rows: 220px; }
  .bento-card.b0, .bento-card.b1, .bento-card.b6 { grid-column: span 1; }
  .offer-grid, .sol-grid { grid-template-columns: 1fr; }
  .inq-grid, .inq-compact .inq-grid { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .lang-code { display: none; }
  .fab span { display: none; } .fab { padding: 15px; }
  .hero h1 { font-size: clamp(2.3rem, 11vw, 3.4rem); }
  .tm-ring { width: 136px; height: 136px; }
  .cert-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
  .hero-canvas { display: none; }
}