/* SmartDev Corp — Design System v2 (site.css)
   Real neon = three-part structure: CORE (white-hot) → EDGE (saturated) → HALO (diffuse spill).
   Dark theme: deep space + true neon tubes.
   Light theme: daylight chromatic — gradient ink + soft colored aura + depth. */

:root{
  --font-display:'Space Grotesk','Manrope',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,monospace;
  --container:1280px; --container-wide:1440px;
  --dur-fast:120ms; --dur-base:200ms; --dur-slow:360ms; --dur-slower:600ms;
  --ease:cubic-bezier(.4,0,.2,1); --ease-emph:cubic-bezier(.2,0,0,1);
  --r-sm:8px; --r-md:12px; --r-lg:16px; --r-xl:24px; --r-pill:999px;
  --z-drop:1000; --z-sticky:1020; --z-backdrop:1040; --z-modal:1050; --z-toast:1060;
}

/* ============================ DARK — true neon ============================ */
[data-theme="dark"]{
  --bg-base:#04060C; --bg-e1:#080D18; --bg-e2:#0C1424; --bg-e3:#111B30; --bg-inset:#02040A;
  --glass:rgba(9,14,26,.72);
  --border-subtle:#172138; --border-strong:#26375A; --divider:#111B30;
  --text-1:#EAF2FF; --text-2:#A6B9DA; --text-3:#7688AC; --text-muted:#516287; --text-inv:#04060C;
  --accent:#3B82F6; --accent-bright:#60A5FA; --cyan:#22D3EE; --violet:#8B5CF6;
  --magenta:#E879F9; --green:#34D399; --amber:#FBBF24; --red:#F87171; --teal:#2DD4BF;

  --shadow-sm:0 1px 2px rgba(0,0,0,.6);
  --shadow-md:0 10px 26px rgba(0,0,0,.65);
  --shadow-lg:0 26px 64px rgba(0,0,0,.78);
  --shadow-glow:0 0 44px rgba(34,211,238,.4);

  /* ambient scene: near-black stage with faint coloured wash at the edges */
  --hero-bg:
    radial-gradient(1100px 560px at 16% -12%, rgba(34,211,238,.14), transparent 60%),
    radial-gradient(920px 520px at 86% 0%, rgba(232,121,249,.12), transparent 62%),
    radial-gradient(1200px 720px at 50% 130%, rgba(139,92,246,.12), transparent 60%),
    linear-gradient(180deg,#05070F 0%,#03040A 100%);
  --card-bg:linear-gradient(180deg, rgba(18,28,50,.66) 0%, rgba(8,13,26,.74) 100%);
  --grad-text:none;
  --grad-cta:linear-gradient(180deg, rgba(34,211,238,.20), rgba(59,130,246,.12));
  --grad-sky:radial-gradient(1200px 600px at 50% -10%, #0B1730 0%, #04060C 60%);

  /* --- neon primitives: CORE (white-hot) → EDGE (saturated) → HALO (wide spill) --- */
  --neon:#22D3EE; --neon-2:#8B5CF6; --neon-core:#FFFFFF;
  /* per-family neon colours for multi-colour displays (letters, tiles, chips) */
  --nc-cyan:#22D3EE; --nc-magenta:#F05CD6; --nc-violet:#9B6BFF; --nc-gold:#FDE047;
  --nc-green:#34D399; --nc-pink:#FF5DA2; --nc-blue:#4C9BFF;

  /* 3-part tube glow, driven by --nc so it recolours per element */
  --neon-text:
    0 0 1px #fff,
    0 0 2px #fff,
    0 0 3px var(--neon-core),
    0 0 6px var(--nc),
    0 0 12px var(--nc),
    0 0 22px var(--nc),
    0 0 42px color-mix(in srgb, var(--nc) 74%, transparent),
    0 0 84px color-mix(in srgb, var(--nc) 46%, transparent);
  --neon-text-xl:
    0 0 1px #fff,
    0 0 2px #fff,
    0 0 4px #fff,
    0 0 8px var(--neon-core),
    0 0 14px var(--nc),
    0 0 26px var(--nc),
    0 0 48px var(--nc),
    0 0 96px color-mix(in srgb, var(--nc) 62%, transparent),
    0 0 160px color-mix(in srgb, var(--nc) 34%, transparent);
  --neon-text-sm:
    0 0 1px #fff,
    0 0 3px var(--neon-core),
    0 0 7px var(--nc),
    0 0 16px color-mix(in srgb, var(--nc) 68%, transparent),
    0 0 30px color-mix(in srgb, var(--nc) 38%, transparent);
  --neon-stroke:0.5px rgba(255,255,255,.92);
  color-scheme:dark;
}

/* ============================ LIGHT — daylight chromatic ================== */
[data-theme="light"]{
  --bg-base:#F4F8FF; --bg-e1:#FFFFFF; --bg-e2:#EDF3FD; --bg-e3:#E4EDFB; --bg-inset:#F8FBFF;
  --glass:rgba(255,255,255,.74);
  --border-subtle:#D7E2F4; --border-strong:#B4C8EA; --divider:#E4EDFB;
  --text-1:#0A1430; --text-2:#33456B; --text-3:#5C6F97; --text-muted:#8593B4; --text-inv:#FFFFFF;
  --accent:#1D4ED8; --accent-bright:#2563EB; --cyan:#0891B2; --violet:#7C3AED;
  --magenta:#C026D3; --green:#059669; --amber:#D97706; --red:#DC2626; --teal:#0D9488;

  --shadow-sm:0 1px 2px rgba(12,23,48,.06),0 1px 3px rgba(12,23,48,.08);
  --shadow-md:0 6px 18px rgba(12,23,48,.10),0 2px 6px rgba(12,23,48,.06);
  --shadow-lg:0 22px 48px rgba(12,23,48,.16),0 6px 16px rgba(12,23,48,.08);
  --shadow-glow:0 14px 44px rgba(37,99,235,.22);

  --hero-bg:
    radial-gradient(1000px 520px at 14% -12%, rgba(37,99,235,.16), transparent 60%),
    radial-gradient(900px 500px at 86% -2%, rgba(124,58,237,.13), transparent 62%),
    radial-gradient(1100px 640px at 50% 126%, rgba(8,145,178,.11), transparent 60%),
    linear-gradient(180deg,#EAF2FF 0%,#F7FAFF 55%,#EFF5FF 100%);
  --card-bg:linear-gradient(180deg,#FFFFFF 0%,#F6FAFF 100%);
  --grad-text:linear-gradient(118deg,#1D4ED8 0%,#7C3AED 46%,#0891B2 100%);
  --grad-cta:linear-gradient(135deg,#3B82F6 0%,#1D4ED8 100%);
  --grad-sky:linear-gradient(135deg,#EAF2FF 0%,#F7FAFF 45%,#EEF4FF 100%);
  --grad-aurora:linear-gradient(135deg,#DCE9FF 0%,#E9E4FF 50%,#DDF3FF 100%);
  --grad-warm:linear-gradient(135deg,#FFF1E6 0%,#FFE9F2 50%,#F3ECFF 100%);

  /* daylight neon: crisp white base + soft colored aura (drop-shadow on ink) */
  --neon:#1D4ED8; --neon-2:#7C3AED; --neon-core:#FFFFFF;
  --nc-cyan:#0E7490; --nc-magenta:#A21CAF; --nc-violet:#6D28D9; --nc-gold:#B45309;
  --nc-green:#047857; --nc-pink:#BE185D; --nc-blue:#1D4ED8;
  --neon-text:
    0 1px 0 #ffffff,
    0 1px 2px rgba(255,255,255,.9),
    0 4px 10px color-mix(in srgb, var(--nc) 34%, transparent),
    0 12px 30px color-mix(in srgb, var(--nc) 26%, transparent);
  --neon-text-sm:
    0 1px 0 #ffffff,
    0 2px 6px color-mix(in srgb, var(--nc) 28%, transparent);
  --neon-stroke:0;
  color-scheme:light;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);background:var(--bg-base);color:var(--text-1);line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background .3s,color .3s;position:relative}
/* faint structural grid + vignette behind everything */
body::before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:linear-gradient(color-mix(in srgb,var(--border-subtle) 55%,transparent) 1px,transparent 1px),
                   linear-gradient(90deg,color-mix(in srgb,var(--border-subtle) 55%,transparent) 1px,transparent 1px);
  background-size:64px 64px;opacity:.35;
  -webkit-mask-image:radial-gradient(1200px 800px at 50% 0%, #000 0%, transparent 78%);
          mask-image:radial-gradient(1200px 800px at 50% 0%, #000 0%, transparent 78%)}
[data-theme="dark"] body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(1200px 700px at 50% -10%, rgba(34,211,238,.06), transparent 60%),
             radial-gradient(900px 600px at 90% 110%, rgba(139,92,246,.06), transparent 60%)}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:4px}
[data-theme="light"] :focus-visible{outline-color:var(--accent)}
h1,h2,h3,h4,h5{font-family:var(--font-display);line-height:1.12;letter-spacing:-.022em;font-weight:700}
h1{font-size:clamp(30px,5vw,54px)} h2{font-size:clamp(24px,3.5vw,40px)} h3{font-size:clamp(18px,2vw,22px)}
h4{font-size:17px} p{color:var(--text-2)}
.lead{font-size:clamp(16px,2vw,19px);color:var(--text-2)}
.mono{font-family:var(--font-mono)} .muted{color:var(--text-3)} .center{text-align:center}

/* ---------- neon utilities (core → edge → halo) ---------- */
.neon{color:var(--text-1);--nc:var(--nc-cyan)}
[data-theme="dark"] .neon{color:#FFFFFF;text-shadow:var(--neon-text);-webkit-text-stroke:var(--neon-stroke)}
[data-theme="light"] .neon{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;
  color:transparent;filter:drop-shadow(0 4px 12px color-mix(in srgb,var(--nc) 30%,transparent))}
/* per-family neon colours */
.neon-cyan{--nc:var(--nc-cyan)} .neon-magenta{--nc:var(--nc-magenta)}
.neon-violet{--nc:var(--nc-violet)} .neon-gold{--nc:var(--nc-gold)}
.neon-green{--nc:var(--nc-green)} .neon-pink{--nc:var(--nc-pink)} .neon-blue{--nc:var(--nc-blue)}
[data-theme="light"] .neon-cyan,.neon-cyan{--nc:var(--nc-cyan)}
[data-theme="light"] .neon-magenta,[data-theme="light"] .neon-gold,[data-theme="light"] .neon-violet{
  -webkit-text-fill-color:transparent}

/* XL variant — hero display text, wide halo like a real sign */
[data-theme="dark"] .neon-xl{color:#FFFFFF;text-shadow:var(--neon-text-xl);-webkit-text-stroke:var(--neon-stroke)}
.neon-soft{color:var(--text-1);--nc:var(--nc-cyan)}
[data-theme="dark"] .neon-soft{color:#EAF9FF;text-shadow:var(--neon-text-sm)}
[data-theme="light"] .neon-soft{color:var(--nc);text-shadow:var(--neon-text-sm)}
.neon-line{position:relative;--nc:var(--nc-cyan)}
.neon-line::after{content:"";display:block;width:64px;height:3px;border-radius:3px;margin-top:16px;
  background:linear-gradient(90deg,var(--nc),var(--nc-2,var(--nc)))}
[data-theme="dark"] .neon-line::after{box-shadow:0 0 3px #fff,0 0 9px var(--nc),0 0 26px var(--nc),0 0 54px color-mix(in srgb,var(--nc) 50%,transparent)}
.sec-head.center .neon-line::after{margin-left:auto;margin-right:auto}

/* neon sign — framed display strip with a black tube-glass stage */
.neon-sign{position:relative;border-radius:var(--r-lg);padding:34px 26px;overflow:hidden;
  border:1px solid var(--border-subtle);background:#02030A;isolation:isolate}
[data-theme="dark"] .neon-sign{box-shadow:inset 0 0 90px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.02)}
.neon-sign::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(420px 220px at 18% 12%, color-mix(in srgb,var(--nc-cyan) 16%,transparent), transparent 70%),
    radial-gradient(420px 240px at 82% 20%, color-mix(in srgb,var(--nc-magenta) 16%,transparent), transparent 70%),
    radial-gradient(520px 260px at 50% 130%, color-mix(in srgb,var(--nc-violet) 16%,transparent), transparent 72%)}
.neon-sign .tube{font-family:var(--font-display);font-weight:700;letter-spacing:.02em;
  font-size:clamp(30px,6.4vw,80px);line-height:1.05;display:flex;flex-wrap:wrap;gap:.06em .28em;justify-content:center}
.neon-sign .tube span{color:#FFFFFF}
[data-theme="dark"] .neon-sign .tube span{text-shadow:var(--neon-text-xl);-webkit-text-stroke:var(--neon-stroke)}
[data-theme="light"] .neon-sign{background:linear-gradient(180deg,#F3F7FF,#FFFFFF)}
[data-theme="light"] .neon-sign .tube span{color:var(--nc);text-shadow:0 1px 0 #fff,0 6px 16px color-mix(in srgb,var(--nc) 34%,transparent)}
.neon-sign .sub{margin-top:18px;text-align:center;color:var(--text-2);font-size:14px}
.neon-sign .tube{--nc:var(--nc-cyan)}
.neon-sign .tube .t1{--nc:var(--nc-cyan)} .neon-sign .tube .t2{--nc:var(--nc-magenta)}
.neon-sign .tube .t3{--nc:var(--nc-gold)} .neon-sign .tube .t4{--nc:var(--nc-violet)}
.neon-sign .tube .t5{--nc:var(--nc-pink)} .neon-sign .tube .t6{--nc:var(--nc-green)}
/* subtle flicker like a real tube warming up */
@keyframes neonFlicker{0%,100%{opacity:1}92%{opacity:1}93%{opacity:.82}94%{opacity:1}96%{opacity:.9}97%{opacity:1}}
.neon-sign .tube span{animation:neonFlicker 7s var(--ease) infinite}
.neon-sign .tube span:nth-child(2n){animation-duration:9s}
@media (prefers-reduced-motion:reduce){.neon-sign .tube span{animation:none}}

/* ---------- preview gallery ---------- */
.preview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:26px;margin-top:8px}
.preview-card{border:1px solid var(--border-subtle);border-radius:var(--r-lg);overflow:hidden;
  background:var(--bg-e1);display:flex;flex-direction:column;transition:transform var(--dur-base),box-shadow var(--dur-base),border-color var(--dur-base)}
[data-theme="dark"] .preview-card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--nc-cyan) 45%,var(--border-strong));
  box-shadow:0 18px 46px rgba(0,0,0,.6),0 0 30px color-mix(in srgb,var(--nc-cyan) 22%,transparent)}
[data-theme="light"] .preview-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.preview-shot{display:block;position:relative;aspect-ratio:16/10;background:var(--bg-inset);overflow:hidden}
.preview-shot img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:opacity var(--dur-base)}
.preview-shot .light{position:absolute;inset:0;opacity:0}
[data-theme="light"] .preview-shot .light{opacity:1}
[data-theme="light"] .preview-shot img:not(.light){opacity:0}
.preview-card figcaption{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px}
.preview-card figcaption b{font-family:var(--font-display);font-size:16px}
.preview-card figcaption span{color:var(--text-3);font-size:13px;line-height:1.5}
.preview-card .links{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:6px}
.preview-card .links a{font-size:12.5px;font-weight:600;color:var(--nc-cyan)}
[data-theme="light"] .preview-card .links a{color:var(--accent)}
.preview-card .links a:hover{text-decoration:underline}

/* ---------- header ---------- */
header.site{position:fixed;top:0;left:0;right:0;z-index:var(--z-sticky);height:72px;
  transition:background var(--dur-base),backdrop-filter var(--dur-base),border-color var(--dur-base),box-shadow var(--dur-base)}
header.site.scrolled{background:var(--glass);backdrop-filter:blur(18px) saturate(140%);border-bottom:1px solid var(--border-subtle)}
[data-theme="dark"] header.site.scrolled{box-shadow:0 10px 40px rgba(0,0,0,.55),inset 0 -1px 0 color-mix(in srgb,var(--cyan) 12%,transparent)}
.nav{display:flex;align-items:center;gap:20px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:19px;
  letter-spacing:-.01em;flex:0 0 auto}
.logo .mark{width:30px;height:30px;flex:0 0 30px}
.logo b{color:var(--cyan)}
[data-theme="dark"] .logo b{color:#fff;--nc:var(--nc-cyan);text-shadow:var(--neon-text-sm);-webkit-text-stroke:.4px rgba(255,255,255,.9)}
[data-theme="dark"] .logo .mark{filter:drop-shadow(0 0 4px color-mix(in srgb,var(--nc-cyan) 85%,transparent)) drop-shadow(0 0 12px color-mix(in srgb,var(--nc-cyan) 55%,transparent))}
[data-theme="light"] .logo b{color:var(--accent)}
.menu{display:flex;gap:2px;margin-left:6px}
.menu > a,.menu > .dd > button{padding:8px 11px;border-radius:8px;font-size:14px;font-weight:500;color:var(--text-2);
  background:none;border:none;cursor:pointer;position:relative;transition:color var(--dur-fast),background var(--dur-fast);
  display:inline-flex;align-items:center;gap:5px}
.menu > a:hover,.menu > .dd > button:hover{color:var(--text-1);background:color-mix(in srgb,var(--accent) 10%,transparent)}
.menu a.active{color:var(--text-1)}
.menu a.active::after{content:"";position:absolute;left:11px;right:11px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),var(--violet))}
[data-theme="dark"] .menu a.active::after{box-shadow:0 0 8px var(--cyan),0 0 16px color-mix(in srgb,var(--violet) 50%,transparent)}
[data-theme="light"] .menu a.active::after{background:var(--grad-cta)}
.dd{position:relative}
.dd > button svg{width:12px;height:12px;transition:transform var(--dur-base)}
.dd:hover > button svg{transform:rotate(180deg)}
.dd-menu{position:absolute;top:calc(100% + 8px);left:0;min-width:230px;padding:8px;background:var(--bg-e3);
  border:1px solid var(--border-strong);border-radius:var(--r-md);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;
  transform:translateY(-6px);transition:opacity var(--dur-base),transform var(--dur-base),visibility var(--dur-base);z-index:var(--z-drop)}
.dd:hover .dd-menu,.dd:focus-within .dd-menu{opacity:1;visibility:visible;transform:none}
.dd-menu a{display:block;padding:9px 12px;border-radius:8px;font-size:14px;color:var(--text-2)}
.dd-menu a:hover{background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--text-1)}
.spacer{flex:1}
.utils{display:flex;align-items:center;gap:8px}
.icon-btn{width:40px;height:40px;border-radius:10px;border:1px solid var(--border-subtle);background:var(--bg-e2);
  color:var(--text-2);display:grid;place-items:center;cursor:pointer;
  transition:border-color var(--dur-fast),color var(--dur-fast),transform var(--dur-fast),box-shadow var(--dur-fast)}
.icon-btn:hover{border-color:var(--border-strong);color:var(--text-1);transform:translateY(-1px)}
[data-theme="dark"] .icon-btn:hover{box-shadow:0 0 16px color-mix(in srgb,var(--cyan) 22%,transparent)}
.lang-wrap{position:relative}
.lang{display:flex;align-items:center;gap:7px;height:40px;padding:0 12px;border-radius:10px;
  border:1px solid var(--border-subtle);background:var(--bg-e2);color:var(--text-2);cursor:pointer;font-size:13px;font-weight:600}
.lang:hover{border-color:var(--border-strong);color:var(--text-1)}
.lang-menu{position:absolute;top:calc(100% + 8px);right:0;width:230px;max-height:340px;overflow:auto;padding:8px;
  background:var(--bg-e3);border:1px solid var(--border-strong);border-radius:var(--r-md);box-shadow:var(--shadow-lg);display:none;z-index:var(--z-drop)}
.lang-menu.open{display:block}
.lang-menu button{display:flex;align-items:center;gap:10px;width:100%;padding:9px 11px;border-radius:8px;background:none;
  border:none;cursor:pointer;color:var(--text-2);font-size:14px;text-align:left}
.lang-menu button:hover{background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--text-1)}
.lang-menu button.on{color:var(--text-1);font-weight:600}
.lang-menu .code{margin-left:auto;font-size:11px;color:var(--text-muted);font-family:var(--font-mono)}
.burger{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--border-subtle);
  background:var(--bg-e2);color:var(--text-1);cursor:pointer;place-items:center}
.burger svg{width:20px;height:20px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;border-radius:var(--r-md);cursor:pointer;
  border:1px solid transparent;white-space:nowrap;font-size:15px;padding:12px 22px;position:relative;
  transition:transform var(--dur-fast) var(--ease),box-shadow var(--dur-base),filter var(--dur-base),background var(--dur-base),border-color var(--dur-base)}
.btn-primary{color:#fff;background:var(--grad-cta);box-shadow:var(--shadow-md)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:var(--shadow-lg)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{color:var(--text-1);background:transparent;border-color:var(--border-strong)}
.btn-ghost:hover{background:var(--bg-e2)}
.btn-sm{padding:9px 16px;font-size:14px} .btn-block{width:100%;justify-content:center}
/* dark: neon tube rim — bright core line + colored edge + halo */
[data-theme="dark"] .btn-primary{color:#F6FEFF;background:linear-gradient(180deg, rgba(34,211,238,.20), rgba(59,130,246,.12));
  border:1px solid color-mix(in srgb,var(--cyan) 55%,#2A3D63);
  text-shadow:0 0 5px rgba(255,255,255,.7),0 0 12px color-mix(in srgb,var(--cyan) 70%,transparent);
  box-shadow:inset 0 0 12px color-mix(in srgb,var(--cyan) 16%,transparent),
             0 0 14px color-mix(in srgb,var(--cyan) 40%,transparent),
             0 0 34px color-mix(in srgb,var(--cyan) 22%,transparent),
             0 0 64px color-mix(in srgb,var(--violet) 18%,transparent)}
[data-theme="dark"] .btn-primary:hover{box-shadow:inset 0 0 16px color-mix(in srgb,var(--cyan) 24%,transparent),
             0 0 22px color-mix(in srgb,var(--cyan) 62%,transparent),
             0 0 52px color-mix(in srgb,var(--cyan) 34%,transparent),
             0 0 96px color-mix(in srgb,var(--violet) 26%,transparent)}
[data-theme="dark"] .btn-ghost{border-color:color-mix(in srgb,var(--cyan) 30%,var(--border-strong))}
[data-theme="dark"] .btn-ghost:hover{border-color:var(--cyan);color:#EAF9FF;
  box-shadow:0 0 18px color-mix(in srgb,var(--cyan) 26%,transparent),inset 0 0 12px color-mix(in srgb,var(--cyan) 10%,transparent)}
[data-theme="light"] .btn-ghost:hover{border-color:var(--accent);box-shadow:0 6px 20px rgba(37,99,235,.16)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;background:var(--hero-bg);overflow:hidden;padding-top:72px}
.hero.short{min-height:auto;padding:140px 0 72px}
#graph{position:absolute;inset:0;width:100%;height:100%;opacity:.9}
.hero .container{position:relative;z-index:2;padding-top:40px;padding-bottom:60px}
.hero.short .container{padding:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid var(--border-strong);background:var(--glass);backdrop-filter:blur(8px);font-size:13px;
  font-weight:500;color:var(--text-2);margin-bottom:24px}
[data-theme="dark"] .eyebrow{border-color:color-mix(in srgb,var(--cyan) 32%,var(--border-strong));
  box-shadow:0 0 22px color-mix(in srgb,var(--cyan) 14%,transparent)}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green)}
.hero h1{max-width:17ch}
.hero p.lead{margin-top:22px;max-width:60ch}
.hero .cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.trust{display:flex;gap:22px;margin-top:38px;flex-wrap:wrap;font-size:13.5px;color:var(--text-3)}
.trust span{display:flex;align-items:center;gap:8px}
.trust svg{width:16px;height:16px;stroke:var(--cyan)}
[data-theme="light"] .trust svg{stroke:var(--accent)}

/* ---------- page hero ---------- */
.page-hero{background:var(--hero-bg);padding:132px 0 56px;position:relative;overflow:hidden;border-bottom:1px solid var(--border-subtle)}
[data-theme="dark"] .page-hero::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--cyan) 55%,transparent),transparent)}
.page-hero .crumbs{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--text-3);margin-bottom:18px;flex-wrap:wrap}
.page-hero .crumbs a:hover{color:var(--cyan)}
.page-hero h1{max-width:26ch} .page-hero p{margin-top:16px;max-width:64ch}

/* ---------- sections ---------- */
section.block{padding:88px 0;position:relative}
section.block.alt{background:var(--bg-e2)}
[data-theme="dark"] section.block.alt{background:linear-gradient(180deg, rgba(15,23,41,.6), rgba(10,16,30,.6))}
section.block.tight{padding:56px 0}
.sec-head{max-width:760px;margin-bottom:48px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);
  margin-bottom:14px;display:flex;align-items:center;gap:10px}
.sec-head.center .kicker{justify-content:center}
[data-theme="dark"] .kicker{text-shadow:0 0 10px color-mix(in srgb,var(--cyan) 45%,transparent)}
[data-theme="light"] .kicker{color:var(--accent)}
.kicker::before{content:"";width:26px;height:1px;background:currentColor;opacity:.6}
.sec-head.center .kicker::before{display:none}
.sec-head h2{margin-bottom:14px} .sec-head p{font-size:17px}
[data-theme="dark"] .sec-head h2{color:#F2FAFF;text-shadow:0 0 1px rgba(255,255,255,.7),0 0 14px color-mix(in srgb,var(--cyan) 26%,transparent)}

/* ---------- cards (gradient-border + depth) ---------- */
.grid{display:grid;gap:22px} .g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
.card{position:relative;background:var(--card-bg);border:1px solid var(--border-subtle);border-radius:var(--r-lg);padding:26px;
  transition:transform var(--dur-base) var(--ease),border-color var(--dur-base),box-shadow var(--dur-base)}
.card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(135deg,color-mix(in srgb,var(--cyan) 55%,transparent),transparent 45%,color-mix(in srgb,var(--violet) 45%,transparent));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity var(--dur-base)}
.card:hover{transform:translateY(-4px);border-color:transparent;box-shadow:var(--shadow-lg)}
.card:hover::before{opacity:.9}
[data-theme="dark"] .card:hover{box-shadow:0 26px 64px rgba(0,0,0,.7),0 0 40px color-mix(in srgb,var(--cyan) 14%,transparent)}
.card .ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:16px;
  background:color-mix(in srgb,var(--accent) 14%,transparent);border:1px solid var(--border-subtle)}
.card .ico svg{width:22px;height:22px;stroke:var(--cyan);fill:none;stroke-width:1.6}
[data-theme="dark"] .card .ico{box-shadow:inset 0 0 12px color-mix(in srgb,var(--cyan) 12%,transparent)}
[data-theme="dark"] .card .ico svg{filter:drop-shadow(0 0 6px color-mix(in srgb,var(--cyan) 55%,transparent))}
[data-theme="light"] .card .ico svg{stroke:var(--accent)}
.card h3{margin-bottom:8px} .card p{font-size:14.5px}
.card .more{margin-top:14px;font-size:13.5px;font-weight:600;color:var(--cyan);display:inline-flex;gap:6px;align-items:center}
[data-theme="light"] .card .more{color:var(--accent)}

/* ---------- timeline ---------- */
.timeline{display:flex;position:relative;overflow-x:auto;padding:30px 0 12px;gap:0}
.timeline::before{content:"";position:absolute;left:0;right:0;top:56px;height:2px;
  background:linear-gradient(90deg,transparent,var(--border-strong),var(--border-strong),transparent)}
.step{flex:1;min-width:150px;text-align:center;position:relative;z-index:2}
.step .node{width:54px;height:54px;border-radius:50%;margin:0 auto 16px;display:grid;place-items:center;background:var(--bg-e1);
  border:2px solid var(--border-strong);font-family:var(--font-mono);font-weight:700;color:var(--text-2);transition:all var(--dur-base)}
.step:hover .node{border-color:var(--cyan);color:var(--text-1)}
[data-theme="dark"] .step:hover .node{box-shadow:0 0 22px color-mix(in srgb,var(--cyan) 55%,transparent),inset 0 0 14px color-mix(in srgb,var(--cyan) 22%,transparent);
  text-shadow:0 0 8px color-mix(in srgb,var(--cyan) 75%,transparent)}
[data-theme="light"] .step:hover .node{box-shadow:0 8px 22px rgba(37,99,235,.22)}
.step h4{font-size:14px;margin-bottom:4px} .step p{font-size:12.5px;color:var(--text-3)}

/* ---------- metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric{text-align:center;padding:30px 16px;border-radius:var(--r-lg);border:1px solid var(--border-subtle);background:var(--card-bg)}
.metric .num{font-family:var(--font-mono);font-weight:700;font-size:clamp(32px,4vw,52px);letter-spacing:-.02em}
[data-theme="dark"] .metric .num{color:#F6FEFF;text-shadow:var(--neon-text)}
[data-theme="light"] .metric .num{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 6px 16px rgba(37,99,235,.24))}
.metric .lbl{margin-top:8px;font-size:13.5px;color:var(--text-3)}

/* ---------- quote ---------- */
.quote-box{display:grid;grid-template-columns:170px 1fr;gap:40px;align-items:center;max-width:1000px;margin:0 auto}
.quote-box .avatar{width:150px;height:150px;border-radius:50%;border:2px solid var(--border-strong);display:grid;
  place-items:center;background:linear-gradient(135deg,#1F3A5F,#2E6B9A);font-family:var(--font-display);font-size:46px;font-weight:700;color:#EAF1FF}
[data-theme="dark"] .quote-box .avatar{border-color:color-mix(in srgb,var(--cyan) 45%,var(--border-strong));
  box-shadow:0 0 36px color-mix(in srgb,var(--cyan) 32%,transparent),inset 0 0 20px color-mix(in srgb,var(--cyan) 14%,transparent)}
blockquote{font-family:var(--font-display);font-size:clamp(20px,3vw,31px);line-height:1.35;font-weight:500;
  border-left:3px solid var(--cyan);padding-left:26px;letter-spacing:-.01em;color:var(--text-1)}
[data-theme="dark"] blockquote{border-color:var(--cyan);text-shadow:0 0 1px rgba(255,255,255,.5),0 0 18px color-mix(in srgb,var(--cyan) 20%,transparent)}
[data-theme="light"] blockquote{border-color:var(--accent)}
blockquote cite{display:block;font-family:var(--font-body);font-size:15px;font-style:normal;color:var(--text-3);margin-top:18px;font-weight:400;text-shadow:none}
.quote-rotator{display:flex;gap:8px;margin-top:24px}
.qd{width:8px;height:8px;border-radius:50%;background:var(--border-strong);cursor:pointer;transition:all var(--dur-base);border:none}
.qd.on{width:26px;border-radius:4px;background:var(--cyan)}
[data-theme="dark"] .qd.on{box-shadow:0 0 10px color-mix(in srgb,var(--cyan) 65%,transparent)}
[data-theme="light"] .qd.on{background:var(--accent)}

/* ---------- badges ---------- */
.badge{display:inline-block;padding:4px 11px;border-radius:var(--r-pill);font-size:11.5px;font-weight:600;margin-bottom:10px}
.b-corp{background:color-mix(in srgb,#3B82F6 18%,transparent);color:#3B82F6}
.b-world{background:color-mix(in srgb,#22D3EE 18%,transparent);color:#22D3EE}
.b-tech{background:color-mix(in srgb,#8B5CF6 18%,transparent);color:#8B5CF6}
.b-sci{background:color-mix(in srgb,#2DD4BF 18%,transparent);color:#2DD4BF}
.b-os{background:color-mix(in srgb,#34D399 18%,transparent);color:#34D399}
.b-ai{background:color-mix(in srgb,#E879F9 18%,transparent);color:#E879F9}
.b-sec{background:color-mix(in srgb,#F87171 18%,transparent);color:#F87171}
.b-op{background:color-mix(in srgb,#FBBF24 18%,transparent);color:#FBBF24}
[data-theme="light"] .b-world{color:#0891B2} [data-theme="light"] .b-corp{color:#2563EB}
[data-theme="light"] .b-ai{color:#C026D3} [data-theme="light"] .b-tech{color:#7C3AED}
[data-theme="light"] .b-sci{color:#0D9488} [data-theme="light"] .b-os{color:#059669}
[data-theme="light"] .b-sec{color:#DC2626} [data-theme="light"] .b-op{color:#D97706}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:22px}
.news-card{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--border-subtle);background:var(--card-bg);
  transition:transform var(--dur-base),border-color var(--dur-base),box-shadow var(--dur-base)}
.news-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--shadow-lg)}
.news-thumb{height:150px;background:linear-gradient(135deg,#1B2740,#24365A);position:relative;overflow:hidden}
[data-theme="light"] .news-thumb{background:var(--grad-sky)}
.news-thumb::after{content:"";position:absolute;inset:0;background:radial-gradient(300px 150px at 30% 20%,color-mix(in srgb,var(--cyan) 22%,transparent),transparent)}
[data-theme="dark"] .news-card:hover .news-thumb::after{background:radial-gradient(320px 170px at 30% 20%,color-mix(in srgb,var(--cyan) 34%,transparent),transparent)}
.news-thumb.tall{height:220px}
.news-body{padding:18px}
.news-body h4{font-size:15.5px;line-height:1.35;margin-bottom:8px;font-family:var(--font-display);font-weight:600}
.news-body .meta{font-size:12.5px;color:var(--text-3)}
.news-list{display:grid;gap:16px}
.news-row{display:grid;grid-template-columns:180px 1fr;gap:20px;padding:18px;border:1px solid var(--border-subtle);
  border-radius:var(--r-lg);background:var(--card-bg);transition:border-color var(--dur-base),transform var(--dur-base),box-shadow var(--dur-base)}
.news-row:hover{border-color:var(--border-strong);transform:translateX(4px)}
[data-theme="dark"] .news-row:hover{box-shadow:0 0 26px color-mix(in srgb,var(--cyan) 12%,transparent)}
.news-row .thumb{height:118px;border-radius:var(--r-md);overflow:hidden;display:block;
  background:linear-gradient(135deg,#1B2740,#24365A);position:relative}
[data-theme="light"] .news-row .thumb{background:var(--grad-sky)}
.news-row .thumb img{width:100%;height:100%;object-fit:cover;object-position:top left;display:block;
  transition:transform var(--dur-base)}
.news-row:hover .thumb img{transform:scale(1.04)}
.news-row .thumb::after{content:"";position:absolute;inset:0;border-radius:inherit;
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--cyan) 18%,transparent)}
.news-txt{min-width:0;display:flex;flex-direction:column}
.news-txt .badge{margin-bottom:8px}
.news-desc{font-size:13.5px;color:var(--text-2);margin:6px 0 10px;line-height:1.55}
.news-txt .meta{margin-top:auto;font-size:12.5px;color:var(--text-3)}
.news-txt .meta a{color:var(--cyan)}
[data-theme="light"] .news-txt .meta a{color:var(--accent)}

/* ---------- feature panels ---------- */
.feature{border-radius:var(--r-xl);padding:38px;position:relative;overflow:hidden;border:1px solid var(--border-subtle)}
[data-theme="dark"] .feature.charity{background:linear-gradient(140deg,#0F1B2E,#111A2E)}
[data-theme="dark"] .feature.charity::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(500px 300px at 100% 0%, rgba(232,121,249,.10), transparent 60%)}
[data-theme="dark"] .feature.partners{background:linear-gradient(140deg,#0E1A33,#101A2E)}
[data-theme="dark"] .feature.partners::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(500px 300px at 0% 100%, rgba(34,211,238,.10), transparent 60%)}
[data-theme="light"] .feature.charity{background:var(--grad-warm)}
[data-theme="light"] .feature.partners{background:var(--grad-sky)}
.feature h3{font-size:24px;margin-bottom:12px} .feature p{margin-bottom:20px}
.person{display:flex;align-items:center;gap:14px;margin-top:20px}
.person .av{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,#2E6B9A,#1F3A5F);display:grid;
  place-items:center;font-weight:700;color:#EAF1FF;font-family:var(--font-display);flex:0 0 52px}
.person .nm{font-weight:600;font-size:14.5px} .person .rl{font-size:12.5px;color:var(--text-3)}

/* ---------- CTA band ---------- */
.cta-band{border-radius:var(--r-xl);padding:56px;text-align:center;position:relative;overflow:hidden;
  border:1px solid var(--border-subtle);background:var(--card-bg)}
[data-theme="dark"] .cta-band{border-color:color-mix(in srgb,var(--cyan) 30%,var(--border-subtle));
  box-shadow:inset 0 0 60px color-mix(in srgb,var(--cyan) 8%,transparent),0 0 60px color-mix(in srgb,var(--violet) 10%,transparent)}
[data-theme="dark"] .cta-band::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(600px 240px at 50% 0%, color-mix(in srgb,var(--cyan) 12%,transparent), transparent 70%)}
[data-theme="light"] .cta-band{background:var(--grad-aurora);box-shadow:var(--shadow-md)}
.cta-band h2{margin-bottom:14px} .cta-band p{max-width:56ch;margin:0 auto 28px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- forms ---------- */
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--text-2);margin-bottom:6px}
.field input,.field textarea,.field select{width:100%;padding:12px 14px;border-radius:var(--r-md);border:1px solid var(--border-subtle);
  background:var(--bg-inset);color:var(--text-1);font-family:inherit;font-size:15px;transition:border-color var(--dur-fast),box-shadow var(--dur-fast)}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--accent);
  box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 22%,transparent)}
[data-theme="dark"] .field input:focus,[data-theme="dark"] .field textarea:focus,[data-theme="dark"] .field select:focus{
  border-color:var(--cyan);box-shadow:0 0 0 3px color-mix(in srgb,var(--cyan) 20%,transparent),0 0 22px color-mix(in srgb,var(--cyan) 24%,transparent)}
.field textarea{min-height:130px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--text-3)}
.check input{width:18px;height:18px;margin-top:2px;flex:0 0 18px}

/* ---------- accordion ---------- */
.acc{border:1px solid var(--border-subtle);border-radius:var(--r-md);overflow:hidden;background:var(--card-bg)}
.acc + .acc{margin-top:10px}
.acc summary{list-style:none;cursor:pointer;padding:18px 20px;font-weight:600;font-size:15.5px;display:flex;justify-content:space-between;align-items:center;gap:16px}
.acc summary::-webkit-details-marker{display:none}
.acc summary .plus{flex:0 0 22px;width:22px;height:22px;position:relative}
.acc summary .plus::before,.acc summary .plus::after{content:"";position:absolute;background:var(--cyan);border-radius:2px;transition:transform var(--dur-base)}
[data-theme="dark"] .acc summary .plus::before,[data-theme="dark"] .acc summary .plus::after{box-shadow:0 0 8px color-mix(in srgb,var(--cyan) 60%,transparent)}
[data-theme="light"] .acc summary .plus::before,[data-theme="light"] .acc summary .plus::after{background:var(--accent)}
.acc summary .plus::before{left:10px;top:3px;width:2px;height:16px}
.acc summary .plus::after{left:3px;top:10px;width:16px;height:2px}
.acc[open] summary .plus::before{transform:scaleY(0)}
.acc .acc-body{padding:0 20px 20px;color:var(--text-2);font-size:14.5px}

/* ---------- filters / chips ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.chip{padding:8px 16px;border-radius:var(--r-pill);border:1px solid var(--border-subtle);background:var(--bg-e2);
  color:var(--text-2);cursor:pointer;font-size:13.5px;font-weight:500;transition:all var(--dur-fast)}
.chip:hover{border-color:var(--border-strong);color:var(--text-1)}
.chip.on{background:var(--accent);border-color:var(--accent);color:#fff}
[data-theme="dark"] .chip.on{background:color-mix(in srgb,var(--cyan) 20%,transparent);border-color:color-mix(in srgb,var(--cyan) 60%,transparent);color:#F2FDFF;
  box-shadow:0 0 18px color-mix(in srgb,var(--cyan) 34%,transparent),inset 0 0 12px color-mix(in srgb,var(--cyan) 14%,transparent)}
[data-theme="light"] .chip.on{box-shadow:0 6px 18px rgba(37,99,235,.24)}

/* ---------- principles ---------- */
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.principle{border:1px solid var(--border-subtle);border-radius:var(--r-md);padding:18px;background:var(--card-bg);
  transition:border-color var(--dur-base),transform var(--dur-base),box-shadow var(--dur-base)}
.principle:hover{border-color:var(--border-strong);transform:translateY(-3px)}
[data-theme="dark"] .principle:hover{box-shadow:0 0 24px color-mix(in srgb,var(--cyan) 14%,transparent)}
.principle .code{font-family:var(--font-mono);font-size:12px;color:var(--cyan);font-weight:700}
[data-theme="dark"] .principle .code{text-shadow:0 0 10px color-mix(in srgb,var(--cyan) 55%,transparent)}
[data-theme="light"] .principle .code{color:var(--accent)}
.principle h4{margin:8px 0 6px;font-size:15px} .principle p{font-size:13px;color:var(--text-3)}

/* ---------- table ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--border-subtle);border-radius:var(--r-md)}
table.tbl{width:100%;border-collapse:collapse;font-size:14px}
table.tbl th{background:var(--bg-e2);text-align:left;padding:12px 14px;font-weight:600;font-size:13px;color:var(--text-2);border-bottom:1px solid var(--border-strong)}
table.tbl td{padding:12px 14px;border-bottom:1px solid var(--divider);color:var(--text-2)}
table.tbl tr:last-child td{border-bottom:none}
table.tbl tr:hover td{background:color-mix(in srgb,var(--accent) 6%,transparent)}

/* ---------- calculator ---------- */
.calc{display:grid;grid-template-columns:1.2fr 1fr;gap:32px;align-items:start}
.calc-panel{border:1px solid var(--border-subtle);border-radius:var(--r-lg);padding:28px;background:var(--card-bg)}
.calc-field{margin-bottom:22px}
.calc-field .lbl{display:flex;justify-content:space-between;font-size:14px;font-weight:600;margin-bottom:10px}
.calc-field .val{font-family:var(--font-mono);color:var(--cyan)}
[data-theme="dark"] .calc-field .val{text-shadow:0 0 10px color-mix(in srgb,var(--cyan) 55%,transparent)}
[data-theme="light"] .calc-field .val{color:var(--accent)}
input[type=range]{width:100%;-webkit-appearance:none;appearance:none;height:6px;border-radius:3px;background:var(--border-strong);outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--cyan);cursor:pointer;
  box-shadow:0 0 0 3px color-mix(in srgb,var(--cyan) 22%,transparent),0 0 16px color-mix(in srgb,var(--cyan) 65%,transparent)}
input[type=range]::-moz-range-thumb{width:20px;height:20px;border:none;border-radius:50%;background:var(--cyan);cursor:pointer}
[data-theme="light"] input[type=range]::-webkit-slider-thumb{background:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.18),0 0 14px rgba(37,99,235,.45)}
[data-theme="light"] input[type=range]::-moz-range-thumb{background:var(--accent)}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg button{flex:1;min-width:90px;padding:9px 12px;border-radius:var(--r-md);border:1px solid var(--border-subtle);background:var(--bg-e2);color:var(--text-2);cursor:pointer;font-size:13.5px;font-weight:500}
.seg button.on{border-color:var(--cyan);color:var(--text-1);background:color-mix(in srgb,var(--cyan) 14%,transparent)}
[data-theme="dark"] .seg button.on{box-shadow:0 0 16px color-mix(in srgb,var(--cyan) 24%,transparent)}
[data-theme="light"] .seg button.on{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent)}
.calc-result{position:sticky;top:96px;border:1px solid color-mix(in srgb,var(--cyan) 38%,var(--border-subtle));border-radius:var(--r-lg);padding:30px;background:var(--card-bg)}
[data-theme="dark"] .calc-result{box-shadow:inset 0 0 40px color-mix(in srgb,var(--cyan) 9%,transparent),0 0 44px color-mix(in srgb,var(--cyan) 14%,transparent)}
[data-theme="light"] .calc-result{border-color:color-mix(in srgb,var(--accent) 34%,var(--border-subtle));box-shadow:var(--shadow-md)}
.calc-result .big{font-family:var(--font-mono);font-weight:700;font-size:clamp(28px,4vw,42px);letter-spacing:-.02em;color:var(--text-1)}
[data-theme="dark"] .calc-result .big{color:#F6FEFF;text-shadow:var(--neon-text-sm)}
[data-theme="light"] .calc-result .big{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 6px 16px rgba(37,99,235,.24))}
.calc-break{font-size:13.5px;color:var(--text-3);margin-top:16px;padding-top:16px;border-top:1px solid var(--divider)}
.calc-break div{display:flex;justify-content:space-between;padding:4px 0}

/* ---------- persons ---------- */
.persons{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.person-card{border:1px solid var(--border-subtle);border-radius:var(--r-lg);padding:28px;text-align:center;background:var(--card-bg);
  transition:transform var(--dur-base),border-color var(--dur-base),box-shadow var(--dur-base)}
.person-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--shadow-lg)}
.person-card .ph{width:110px;height:110px;border-radius:50%;margin:0 auto 18px;display:grid;place-items:center;font-family:var(--font-display);font-size:34px;font-weight:700;color:#EAF1FF;background:linear-gradient(135deg,#2E6B9A,#1F3A5F);border:2px solid var(--border-strong)}
[data-theme="dark"] .person-card .ph{border-color:color-mix(in srgb,var(--cyan) 45%,var(--border-strong));box-shadow:0 0 30px color-mix(in srgb,var(--cyan) 28%,transparent)}
.person-card h3{font-size:19px;margin-bottom:6px}
.person-card .role{font-size:13.5px;color:var(--cyan);font-weight:600;margin-bottom:12px}
[data-theme="light"] .person-card .role{color:var(--accent)}
.person-card p{font-size:14px}

/* ---------- footer ---------- */
footer.site{background:var(--bg-e1);border-top:1px solid var(--border-subtle);padding:60px 0 30px;position:relative}
[data-theme="dark"] footer.site{background:linear-gradient(180deg, rgba(10,16,30,.7), rgba(5,7,14,.9))}
[data-theme="dark"] footer.site::before{content:"";position:absolute;left:0;right:0;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--cyan) 45%,transparent),transparent)}
[data-theme="light"] footer.site{background:var(--bg-e2)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
.foot-grid h5{font-size:13px;text-transform:uppercase;letter-spacing:.1em;color:var(--text-3);margin-bottom:16px;font-weight:600}
.foot-grid a{display:block;color:var(--text-2);font-size:14px;margin-bottom:10px;transition:color var(--dur-fast)}
.foot-grid a:hover{color:var(--cyan)}
[data-theme="dark"] .foot-grid a:hover{text-shadow:0 0 10px color-mix(in srgb,var(--cyan) 55%,transparent)}
[data-theme="light"] .foot-grid a:hover{color:var(--accent)}
.foot-grid p{color:var(--text-3);font-size:13.5px;line-height:1.7}
.foot-bottom{border-top:1px solid var(--divider);padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--text-3);font-size:13px}
.socials{display:flex;gap:10px;margin-top:6px}
.socials a{width:36px;height:36px;border-radius:9px;border:1px solid var(--border-subtle);display:grid;place-items:center;margin:0;font-size:12px;font-weight:700;transition:border-color var(--dur-fast),box-shadow var(--dur-fast),color var(--dur-fast)}
.socials a:hover{border-color:var(--cyan);color:var(--text-1)}
[data-theme="dark"] .socials a:hover{box-shadow:0 0 16px color-mix(in srgb,var(--cyan) 30%,transparent)}

/* ---------- mobile menu ---------- */
.mobile-menu{position:fixed;inset:0;z-index:var(--z-modal);background:var(--bg-base);transform:translateX(100%);
  transition:transform var(--dur-slow) var(--ease-emph);overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:6px}
.mobile-menu.open{transform:none}
.mobile-menu .mm-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.mobile-menu a,.mobile-menu .mm-group{display:block;padding:14px 4px;font-size:18px;font-weight:600;color:var(--text-1);border-bottom:1px solid var(--divider)}
.mobile-menu .mm-sub{padding-left:14px;font-size:15px;font-weight:400;color:var(--text-2)}
.mobile-menu .btn{margin-top:20px}

/* ---------- reveal / motion ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease-emph),transform .6s var(--ease-emph)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}*{animation:none!important;transition:none!important}}

/* ---------- RTL ---------- */
[dir="rtl"] blockquote{border-left:none;border-right:3px solid var(--cyan);padding-left:0;padding-right:26px}
[dir="rtl"] .news-row:hover{transform:translateX(-4px)}
[dir="rtl"] .neon-line::after{margin-left:auto;margin-right:0}

@media(max-width:1080px){
  .g4{grid-template-columns:repeat(2,1fr)} .principles{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr 1fr} .metrics{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr} .calc{grid-template-columns:1fr} .calc-result{position:static}
  .persons{grid-template-columns:1fr}
}
@media(max-width:900px){
  .menu,.lang-text{display:none} .burger{display:grid}
  .g2,.g3,.g4,.split,.principles{grid-template-columns:1fr} .news-grid{grid-template-columns:1fr}
  .quote-box{grid-template-columns:1fr;text-align:center} .quote-box .avatar{margin:0 auto}
  blockquote{border-left:none;border-top:3px solid var(--cyan);padding:24px 0 0;text-align:center}
  section.block{padding:60px 0} .form-row{grid-template-columns:1fr} .news-row{grid-template-columns:1fr}
}
@media(max-width:560px){.metrics{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr}.container{padding:0 18px}}

/* Small muted note under a card paragraph (e.g. documents page). */
.card .note{margin-top:8px;font-size:12.5px;color:var(--text-3);font-style:italic}