/* ==========================================================================
   权益数卡 · 企业级 UI 样式系统
   1) Tokens  2) Base  3) Theme  4) Motion  5) Nav  6) Hero  7) Sections
   8) Cards   9) Page Banner / CTA  10) About 11) Contact 12) Join
   13) Footer 14) Modal 15) Floating UI 16) Responsive
   ========================================================================== */

/* ---------- 1) Reset ---------- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;height:auto}
button{font:inherit;color:inherit}
::selection{background:rgba(37,99,235,.18)}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}

/* ---------- 2) Tokens ---------- */
:root{
  /* palette (kept for inline styles) */
  --blue-50:#EFF6FF;--blue-100:#DBEAFE;--blue-200:#BFDBFE;--blue-400:#60A5FA;--blue-500:#3B82F6;--blue-600:#2563EB;--blue-700:#1D4ED8;--blue-800:#1E40AF;--blue-900:#1E3A8A;
  --indigo-50:#EEF2FF;--indigo-400:#818CF8;--indigo-500:#6366F1;--indigo-600:#4F46E5;--indigo-700:#4338CA;--indigo-800:#3730A3;
  --purple-50:#FAF5FF;--purple-400:#C084FC;--purple-500:#A855F7;--purple-600:#9333EA;--purple-700:#7E22CE;--purple-800:#6B21A8;
  --green-50:#F0FDF4;--green-100:#DCFCE7;--green-500:#22C55E;--green-600:#16A34A;--green-700:#15803D;--green-800:#166534;
  --orange-50:#FFF7ED;--orange-100:#FFEDD5;--orange-500:#F97316;--orange-600:#EA580C;--orange-700:#C2410C;--orange-800:#9A3412;
  --pink-500:#EC4899;--pink-600:#DB2777;--pink-700:#BE185D;--pink-800:#9D174D;
  --teal-500:#14B8A6;--teal-600:#0D9488;--teal-700:#0F766E;--teal-800:#115E59;
  --red-500:#EF4444;--red-600:#DC2626;--red-700:#B91C1C;--red-800:#991B1B;
  --yellow-500:#EAB308;--yellow-600:#CA8A04;
  --slate-50:#F8FAFC;--slate-100:#F1F5F9;--slate-200:#E2E8F0;--slate-300:#CBD5E1;--slate-400:#94A3B8;--slate-500:#64748B;--slate-600:#475569;--slate-700:#334155;--slate-800:#1E293B;--slate-900:#0F172A;

  /* semantic */
  --bg:#FFFFFF;
  --bg-soft:#F7F9FC;
  --surface:#FFFFFF;
  --surface-2:#F8FAFC;
  --surface-3:#F1F5F9;
  --border:#E6EBF2;
  --border-strong:#D5DDE8;
  --tx:#0B1220;
  --tx-2:#4A5A70;
  --tx-3:#6B7B90;
  --brand:#2563EB;
  --brand-hover:#1D4ED8;
  --btn-from:#2563EB;
  --btn-to:#1D4ED8;
  --brand-soft:#EFF6FF;
  --brand-ring:rgba(37,99,235,.16);
  --on-brand:#FFFFFF;
  --accent:#7C3AED;

  --nav-bg:rgba(255,255,255,.72);
  --nav-bg-scrolled:rgba(255,255,255,.9);
  --nav-border:rgba(15,23,42,0);
  --glass:rgba(255,255,255,.75);

  --grid-line:rgba(15,23,42,.055);
  --glow:rgba(37,99,235,.10);
  --spot:rgba(37,99,235,.07);
  --ring:rgba(15,23,42,.06);

  --shadow-xs:0 1px 2px rgba(15,23,42,.06);
  --shadow-sm:0 1px 3px rgba(15,23,42,.06),0 1px 2px rgba(15,23,42,.04);
  --shadow:0 4px 12px -2px rgba(15,23,42,.08),0 2px 4px -2px rgba(15,23,42,.05);
  --shadow-md:0 12px 28px -12px rgba(15,23,42,.16),0 4px 8px -4px rgba(15,23,42,.06);
  --shadow-lg:0 24px 48px -24px rgba(15,23,42,.22),0 8px 16px -12px rgba(15,23,42,.10);
  --shadow-xl:0 40px 80px -40px rgba(15,23,42,.28);

  --r-sm:10px;--r-md:14px;--r-lg:18px;--r-xl:24px;
  --ease:cubic-bezier(.22,1,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --nav-h:72px;
  --color-scheme:light;
}

/* ---------- 3) Theme ---------- */
html.dark{
  --slate-50:#0A111C;--slate-100:#0F1A29;--slate-200:#1E2A3D;--slate-300:#2C3A50;--slate-400:#8497AF;--slate-500:#9AACC2;--slate-600:#B4C3D6;--slate-700:#CCD8E7;--slate-800:#E2EAF5;--slate-900:#F1F6FC;

  --bg:#070C15;
  --bg-soft:#0A111C;
  --surface:#0D1524;
  --surface-2:#0F1929;
  --surface-3:#141F32;
  --border:rgba(148,163,184,.16);
  --border-strong:rgba(148,163,184,.28);
  --tx:#EDF3FA;
  --tx-2:#AEBED1;
  --tx-3:#8497AF;
  --brand:#60A5FA;
  --brand-hover:#93C5FD;
  --btn-from:#2F6BEA;
  --btn-to:#1D4ED8;
  --brand-soft:rgba(96,165,250,.12);
  --brand-ring:rgba(96,165,250,.28);
  --on-brand:#04101F;
  --accent:#A78BFA;

  --nav-bg:rgba(9,15,26,.62);
  --nav-bg-scrolled:rgba(9,15,26,.85);
  --nav-border:rgba(148,163,184,.10);
  --glass:rgba(15,25,41,.72);

  --grid-line:rgba(148,163,184,.09);
  --glow:rgba(59,130,246,.16);
  --spot:rgba(96,165,250,.09);
  --ring:rgba(148,163,184,.14);

  --shadow-xs:0 1px 2px rgba(0,0,0,.4);
  --shadow-sm:0 1px 3px rgba(0,0,0,.45);
  --shadow:0 6px 16px -6px rgba(0,0,0,.6);
  --shadow-md:0 16px 32px -16px rgba(0,0,0,.7);
  --shadow-lg:0 28px 56px -28px rgba(0,0,0,.8);
  --shadow-xl:0 44px 88px -44px rgba(0,0,0,.9);
  --color-scheme:dark;
  color-scheme:dark;
}
html{color-scheme:var(--color-scheme)}
body{background:var(--bg);color:var(--tx)}
html.dark .nav-logo-img{filter:brightness(0) invert(1) opacity(.92)}
html.dark .hero-card-header img{filter:brightness(0) invert(1);opacity:.88}
html.dark .partner-logo-card,
html.dark .marquee-logo{background:#E3EAF3;border-color:transparent}
html.dark .partner-logo-card:hover,
html.dark .marquee-logo:hover{background:#FFFFFF}
html.dark .partner-logo-card img,
html.dark .marquee-logo img,
html.dark .about-logo-item img{opacity:.92;filter:none}
html.dark .partner-logo-card:hover img,
html.dark .marquee-logo:hover img,
html.dark .about-logo-item:hover img{opacity:1}
html.dark .about-logo-item{background:#EBF1F8}
html.dark .partner-category:nth-child(1){background:rgba(239,68,68,.10)!important;border-color:rgba(239,68,68,.24)!important}
html.dark .partner-category:nth-child(2){background:rgba(34,197,94,.10)!important;border-color:rgba(34,197,94,.24)!important}
html.dark .partner-category:nth-child(3){background:rgba(59,130,246,.10)!important;border-color:rgba(59,130,246,.24)!important}
html.dark .partner-category:nth-child(4){background:rgba(168,85,247,.10)!important;border-color:rgba(168,85,247,.24)!important}
html.dark .partner-category:nth-child(5){background:rgba(249,115,22,.10)!important;border-color:rgba(249,115,22,.24)!important}
html.dark .partner-category:nth-child(6){background:rgba(6,182,212,.10)!important;border-color:rgba(6,182,212,.24)!important}

/* ---------- 4) Layout / utilities ---------- */
.container{max-width:1280px;margin:0 auto;padding:0 1rem}
@media(min-width:640px){.container{padding:0 1.5rem}}
@media(min-width:1024px){.container{padding:0 2rem}}
.text-center{text-align:center}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;left:50%;top:-60px;transform:translateX(-50%);z-index:200;padding:.625rem 1.25rem;border-radius:0 0 12px 12px;background:var(--brand);color:#fff;font-size:.8125rem;font-weight:600;transition:top .2s var(--ease)}
.skip-link:focus{top:0}

@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
.animate-pulse{animation:pulse 2.6s cubic-bezier(.4,0,.6,1) infinite}

/* animation gating: only when JS present */
.js-anim :is(.section-badge,.section-title,.section-subtitle,.hero-badge,.hero-h1,.hero-subtitle,.hero-desc,.hero-buttons,.page-banner-full h1,.page-banner-full p,.marquee-container,.view-more-link,.about-stats,.timeline-wrapper,.about-logo-grid,.footer-nav-grid){opacity:0;transform:translateY(20px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
.js-anim :is(.section-badge,.section-title,.section-subtitle,.hero-badge,.hero-h1,.hero-subtitle,.hero-desc,.hero-buttons,.page-banner-full h1,.page-banner-full p,.marquee-container,.view-more-link,.about-stats,.timeline-wrapper,.about-logo-grid,.footer-nav-grid).in{opacity:1;transform:none}
.js-anim .reveal-card{opacity:0;transform:translateY(24px);transition:opacity .65s var(--ease-out),transform .65s var(--ease-out)}
.js-anim .reveal-card.in{opacity:1;transform:none}

/* ---------- 5) Nav ---------- */
.nav-bar{position:sticky;top:0;z-index:90;height:var(--nav-h);background:var(--nav-bg);backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px);border-bottom:1px solid var(--nav-border);transition:height .3s var(--ease),background .3s ease,box-shadow .3s ease,border-color .3s ease}
.nav-bar::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,var(--border-strong),transparent);opacity:.7}
.nav-bar.scrolled{height:62px;background:var(--nav-bg-scrolled);box-shadow:0 10px 30px -18px rgba(15,23,42,.35)}
.nav-inner{max-width:1280px;margin:0 auto;display:flex;align-items:center;height:100%;padding:0 1rem;gap:1rem}
@media(min-width:640px){.nav-inner{padding:0 1.5rem}}
@media(min-width:1024px){.nav-inner{padding:0 2rem}}
.nav-brand{display:flex;align-items:center;gap:.7rem;flex-shrink:0;transition:opacity .2s}
.nav-brand:hover{opacity:.82}
.nav-logo-img{height:38px;width:auto;border-radius:8px;object-fit:contain;transition:height .3s var(--ease)}
.nav-bar.scrolled .nav-logo-img{height:34px}
.nav-logo-fallback{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--blue-600),var(--indigo-600));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:17px;flex-shrink:0;box-shadow:0 6px 14px -6px rgba(37,99,235,.6)}
.nav-brand-text .nav-brand-name,.nav-brand-text h1{display:block;font-size:16.5px;font-weight:700;color:var(--tx);line-height:1.25;letter-spacing:-.01em}
.nav-brand-text p{font-size:11.5px;color:var(--tx-3);line-height:1.2;letter-spacing:.02em}
.nav-links{display:flex;align-items:center;gap:clamp(.35rem,1.15vw,1.35rem);flex:1;justify-content:center;min-width:0}
.nav-link{position:relative;font-size:14px;font-weight:500;color:var(--tx-2);padding:.5rem .625rem;border-radius:8px;transition:color .2s ease,background .2s ease;white-space:nowrap}
.nav-link:hover{color:var(--tx);background:var(--surface-2)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link::after{content:'';position:absolute;left:.625rem;right:.625rem;bottom:.1rem;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transform-origin:center;transition:transform .28s var(--ease)}
.nav-link.active::after{transform:scaleX(1)}
.nav-link:hover::after{transform:scaleX(.55);opacity:.5}
.nav-right{display:flex;align-items:center;gap:.55rem;flex-shrink:0;margin-left:auto;padding-left:clamp(.5rem,1.6vw,1.5rem)}

/* theme switch */
.theme-switch{position:relative;width:58px;height:32px;border-radius:9999px;border:1px solid var(--border);background:var(--surface-2);cursor:pointer;flex-shrink:0;padding:0;transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;-webkit-tap-highlight-color:transparent}
.theme-switch:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm)}
.ts-track{position:absolute;inset:0;display:flex;align-items:center;justify-content:space-between;padding:0 8px;pointer-events:none}
.ts-ic{position:relative;z-index:2;width:13px;height:13px;stroke:currentColor;stroke-width:2.2;fill:none;stroke-linecap:round;stroke-linejoin:round;transition:color .25s ease,opacity .25s ease}
.ts-thumb{position:absolute;top:3px;left:3px;width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--btn-from),var(--btn-to));box-shadow:0 3px 8px -2px rgba(37,99,235,.6);transition:transform .34s var(--ease),background .25s ease;z-index:1}
html.dark .ts-thumb{transform:translateX(26px);background:linear-gradient(135deg,#7DD3FC,#60A5FA);box-shadow:0 3px 10px -2px rgba(96,165,250,.6)}
html:not(.dark) .ts-sun{color:#FFFFFF;opacity:1}
html:not(.dark) .ts-moon{color:var(--tx-3);opacity:.55}
html.dark .ts-sun{color:var(--tx-3);opacity:.55}
html.dark .ts-moon{color:#04101F;opacity:1}

.nav-cta{display:inline-flex;align-items:center;gap:.45rem;padding:.55rem 1.15rem;border-radius:9999px;background:linear-gradient(135deg,var(--btn-from),var(--btn-to));color:#fff;font-size:13.5px;font-weight:600;border:none;cursor:pointer;white-space:nowrap;box-shadow:0 6px 16px -8px rgba(37,99,235,.65);transition:transform .2s var(--ease),box-shadow .25s ease,filter .2s ease;position:relative;overflow:hidden}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 10px 24px -10px rgba(37,99,235,.7);filter:brightness(1.04)}
.nav-cta:active{transform:translateY(0) scale(.985)}
.nav-cta svg{flex-shrink:0}
.nav-cta[data-c="sv"]{box-shadow:0 6px 16px -8px rgba(34,197,94,.6)}
.mobile-menu-btn{display:none;width:40px;height:40px;align-items:center;justify-content:center;border:none;background:none;cursor:pointer;color:var(--tx-2);border-radius:10px}
.mobile-service-btn{display:none;align-items:center;gap:.375rem;padding:.5rem .9rem;border-radius:9999px;font-size:.8125rem;font-weight:600;background:linear-gradient(135deg,var(--green-500),var(--green-600));color:#fff;border:none;cursor:pointer;box-shadow:0 4px 12px -6px rgba(34,197,94,.7);transition:transform .2s var(--ease);white-space:nowrap}
.mobile-service-btn:active{transform:scale(.97)}
.mobile-menu{display:none}
@media(max-width:1023px){.nav-links{display:none}.nav-right>.nav-cta{display:none}.mobile-service-btn{display:inline-flex!important}.theme-switch{width:54px}}
@media(min-width:1024px) and (max-width:1179px){
  .nav-link{font-size:13px;padding:.45rem .4rem}
  .nav-links{gap:.25rem}
  .nav-cta[data-c="sv"]{display:none}
  .nav-brand-text p{display:none}
}

/* mobile tab bar */
.mobile-tab-bar{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--glass);backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px);border-top:1px solid var(--border);z-index:80;padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -8px 24px -18px rgba(15,23,42,.5)}
.mobile-tab-bar-inner{display:grid;grid-template-columns:repeat(7,1fr);margin:0 auto}
.mobile-tab-item{position:relative;display:flex;flex-direction:column;align-items:center;gap:2px;padding:.5rem .1rem .4rem;color:var(--tx-3);transition:color .2s ease;font-size:.5625rem;font-weight:500;-webkit-tap-highlight-color:transparent}
.mobile-tab-item.active{color:var(--brand)}
.mobile-tab-item:active{color:var(--brand-hover)}
.mobile-tab-item.active::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:20px;height:2px;border-radius:2px;background:var(--brand)}
.mobile-tab-item svg{width:18px;height:18px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s var(--ease)}
.mobile-tab-item:active svg{transform:scale(.9)}
@media(max-width:1023px){.mobile-tab-bar{display:block}body{padding-bottom:62px}}

/* ---------- 6) Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--bg);padding:5.5rem 0 4.5rem;isolation:isolate}
.hero::before{content:'';position:absolute;inset:0;z-index:-1;background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 78%);-webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 78%)}
.hero::after{content:'';position:absolute;inset:0;z-index:-1;background:radial-gradient(900px 420px at 15% -10%,var(--glow),transparent 70%),radial-gradient(700px 400px at 88% 8%,rgba(124,58,237,.10),transparent 72%),linear-gradient(180deg,transparent 55%,var(--bg) 100%)}
html.dark .hero::after{background:radial-gradient(900px 420px at 12% -12%,rgba(59,130,246,.20),transparent 70%),radial-gradient(760px 420px at 92% 6%,rgba(139,92,246,.16),transparent 72%),linear-gradient(180deg,transparent 50%,var(--bg) 100%)}
.hero-deco{position:absolute;border-radius:50%;pointer-events:none;z-index:-1}
.hero-deco-1{top:-12rem;right:-10rem;width:340px;height:340px;background:linear-gradient(to bottom right,rgba(96,165,250,.28),rgba(147,51,234,.22));filter:blur(72px)}
.hero-deco-2{bottom:-12rem;left:-10rem;width:400px;height:400px;background:linear-gradient(to bottom right,rgba(129,140,248,.24),rgba(37,99,235,.22));filter:blur(72px)}
.hero-deco-3{top:48%;left:50%;transform:translate(-50%,-50%);width:340px;height:340px;background:linear-gradient(to bottom right,rgba(59,130,246,.14),rgba(168,85,247,.12));filter:blur(72px)}
.hero-dot{position:absolute;width:6px;height:6px;border-radius:50%;pointer-events:none;box-shadow:0 0 12px currentColor}
.hero-dot-1{top:20%;left:15%;background:var(--blue-400);color:var(--blue-400);opacity:.45}
.hero-dot-2{top:30%;right:20%;background:var(--purple-400);color:var(--purple-400);opacity:.35}
.hero-dot-3{bottom:25%;left:25%;background:var(--indigo-400);color:var(--indigo-400);opacity:.5}
.hero-dot-4{top:15%;right:35%;background:var(--blue-500);color:var(--blue-500);opacity:.35}
.hero-dot-5{bottom:35%;right:10%;background:var(--purple-400);color:var(--purple-400);opacity:.4}
.hero-dot-6{top:60%;left:8%;background:var(--blue-400);color:var(--blue-400);opacity:.35}
.hero-content{max-width:1280px;margin:0 auto;padding:0 1rem;display:grid;grid-template-columns:1fr;gap:3rem;align-items:center;position:relative;z-index:1}
@media(min-width:640px){.hero-content{padding:0 1.5rem}}
@media(min-width:1024px){.hero-content{padding:0 2rem;grid-template-columns:1.08fr .92fr;gap:3.5rem}}

.hero-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem .875rem .4rem .625rem;background:var(--glass);color:var(--tx-2);border:1px solid var(--border);border-radius:9999px;font-size:13px;font-weight:500;margin-bottom:1.5rem;box-shadow:var(--shadow-xs);backdrop-filter:blur(8px)}
.hero-badge::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--green-500);box-shadow:0 0 0 4px rgba(34,197,94,.16);animation:pulse 2.4s ease-in-out infinite}
.hero-badge svg{display:none}
.hero-h1{font-size:clamp(2.15rem,4.6vw,3.75rem);font-weight:800;line-height:1.1;color:var(--tx);margin-bottom:1.25rem;letter-spacing:-.028em}
.hero-h1 .gradient-text{background:linear-gradient(100deg,var(--blue-600) 0%,var(--indigo-500) 45%,var(--purple-600) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
html.dark .hero-h1 .gradient-text{background:linear-gradient(100deg,#7DD3FC 0%,#A5B4FC 45%,#D8B4FE 100%);-webkit-background-clip:text;background-clip:text}
.hero-subtitle{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--tx-2);font-weight:500;margin-bottom:.875rem;letter-spacing:-.01em}
.hero-desc{font-size:1rem;color:var(--tx-3);line-height:1.8;max-width:38rem;margin-bottom:2.25rem}
.hero-buttons{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:0}

.btn-primary{position:relative;display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 1.75rem;border-radius:9999px;background:linear-gradient(135deg,var(--btn-from),var(--btn-to));color:#fff;font-size:.9375rem;font-weight:600;border:none;cursor:pointer;overflow:hidden;box-shadow:0 14px 30px -14px rgba(37,99,235,.85),inset 0 1px 0 rgba(255,255,255,.18);transition:transform .25s var(--ease),box-shadow .3s ease,filter .2s ease}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 40px -18px rgba(37,99,235,.9),inset 0 1px 0 rgba(255,255,255,.22);filter:brightness(1.05)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-primary svg{width:18px;height:18px;transition:transform .25s var(--ease)}
.btn-primary:hover svg{transform:translateX(3px)}
.btn-primary::after{content:'';position:absolute;top:0;left:-120%;width:45%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.4),transparent);transform:skewX(-18deg);transition:left .7s var(--ease)}
.btn-primary:hover::after{left:130%}

.btn-outline{display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 1.6rem;border-radius:9999px;background:var(--glass);color:var(--tx);font-size:.9375rem;font-weight:600;border:1px solid var(--border-strong);cursor:pointer;backdrop-filter:blur(8px);transition:transform .25s var(--ease),border-color .25s ease,background .25s ease,box-shadow .25s ease}
.btn-outline:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--brand);background:var(--brand-soft);box-shadow:var(--shadow)}
.btn-outline:active{transform:translateY(0) scale(.98)}
.btn-outline svg{width:18px;height:18px}

/* hero side panel */
.hero-tilted-card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);box-shadow:var(--shadow-xl),0 0 0 1px var(--ring);padding:1.75rem;display:flex;flex-direction:column;justify-content:center;animation:panelIn .9s var(--ease-out) both}
@keyframes panelIn{from{opacity:0;transform:translateY(28px) scale(.97)}to{opacity:1;transform:none}}
.hero-tilted-card::before{content:'';position:absolute;inset:0;border-radius:inherit;background:linear-gradient(140deg,rgba(37,99,235,.10),transparent 45%);pointer-events:none}
.hero-card-header{display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;padding-bottom:1.25rem;border-bottom:1px solid var(--border)}
.hero-card-dots{display:flex;gap:.5rem}
.hero-card-dots span{width:10px;height:10px;border-radius:50%}
.hero-card-dots span:nth-child(1){background:#F87171}
.hero-card-dots span:nth-child(2){background:#FBBF24}
.hero-card-dots span:nth-child(3){background:#34D399}
.hero-card-title{font-size:.8125rem;color:var(--tx-3);font-weight:500}
.hero-card-content{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
.hero-card-item{position:relative;background:var(--surface-2);border-radius:var(--r-md);padding:1rem;border:1px solid var(--border);transition:transform .3s var(--ease),border-color .25s ease,box-shadow .3s ease}
.hero-card-item:hover{transform:translateY(-3px);border-color:var(--border-strong);box-shadow:var(--shadow-md)}
.hero-card-item .hci-icon{width:32px;height:32px;border-radius:9px;margin-bottom:.625rem;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 6px 14px -8px rgba(15,23,42,.5)}
.hero-card-item h4{font-size:.8125rem;font-weight:700;color:var(--tx);margin-bottom:.15rem;letter-spacing:-.01em}
.hero-card-item p{font-size:.75rem;color:var(--tx-3);line-height:1.5}
.hero-card-item .hci-status{display:inline-flex;align-items:center;gap:.3rem;font-size:.6875rem;color:var(--green-600);margin-top:.5rem;font-weight:600}
.hero-card-item .hci-status::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--green-500);box-shadow:0 0 0 3px rgba(34,197,94,.15)}
html.dark .hero-card-item .hci-status{color:#4ADE80}

/* stats */
.stats-strip{position:relative;z-index:1;max-width:1280px;margin:3.5rem auto 0;padding:0 1rem}
@media(min-width:640px){.stats-strip{padding:0 1.5rem}}
@media(min-width:1024px){.stats-strip{padding:0 2rem}}
.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--shadow-md),0 0 0 1px var(--border);padding:.5rem;border:1px solid var(--border)}
@media(min-width:768px){.stats-grid{grid-template-columns:repeat(4,1fr);padding:.75rem}}
.stat-item{position:relative;text-align:center;padding:1.35rem .75rem;border-radius:var(--r-md);transition:background .25s ease}
.stat-item:hover{background:var(--surface-2)}
@media(min-width:768px){.stat-item+.stat-item::before{content:'';position:absolute;left:0;top:22%;bottom:22%;width:1px;background:var(--border)}}
.stat-number{font-size:1.875rem;font-weight:800;line-height:1;margin-bottom:.5rem;letter-spacing:-.03em;font-variant-numeric:tabular-nums;background:linear-gradient(135deg,var(--brand),var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
@media(min-width:768px){.stat-number{font-size:2.25rem}}
.stat-label{font-size:.8125rem;color:var(--tx-3);font-weight:500;letter-spacing:.01em}

/* ---------- 7) Sections ---------- */
.section{padding:6rem 0;position:relative}
.section-inner{max-width:1280px;margin:0 auto;padding:0 1rem}
@media(min-width:640px){.section-inner{padding:0 1.5rem}}
@media(min-width:1024px){.section-inner{padding:0 2rem}}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-plain{background:var(--bg)}
.section-badge{display:inline-flex;align-items:center;gap:.4rem;padding:.375rem .875rem;background:var(--brand-soft);color:var(--brand);border:1px solid var(--brand-ring);border-radius:9999px;font-size:12.5px;font-weight:600;margin-bottom:1.125rem;letter-spacing:.01em}
.section-badge svg{width:14px;height:14px;opacity:.9}
.section-title{font-size:clamp(1.75rem,3vw,2.625rem);font-weight:750;color:var(--tx);margin-bottom:1rem;line-height:1.2;letter-spacing:-.025em}
.section-subtitle{font-size:1.0625rem;color:var(--tx-3);max-width:640px;margin:0 auto 3.5rem;line-height:1.75}

/* generic card */
.card,.advantage-item,.solution-card,.solution-detail-card,.service-item,.service-card,.why-item,.partner-logo-card,.partner-category,.partner-advantage,.contact-info-card,.contact-card,.quick-contact-card,.promise-card,.flow-card,.team-card,.join-conditions,.testimonial-card,.about-intro{background:var(--surface);border:1px solid var(--border);position:relative}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}

.spot{--mx:50%;--my:0%}
.spot::before{content:'';position:absolute;inset:0;border-radius:inherit;background:radial-gradient(340px circle at var(--mx) var(--my),var(--spot),transparent 62%);opacity:0;transition:opacity .3s ease;pointer-events:none;z-index:0}
.spot:hover::before{opacity:1}
.spot>*{position:relative;z-index:1}

/* ---------- 8) Cards ---------- */
.advantages-grid{display:grid;grid-template-columns:1fr;gap:1.25rem}
@media(min-width:768px){.advantages-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.advantages-grid{grid-template-columns:repeat(4,1fr)}}
.advantage-item{text-align:center;padding:2rem 1.5rem 1.75rem;border-radius:var(--r-lg);overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.advantage-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.advantage-icon{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 1.125rem;color:#fff;transition:transform .35s var(--ease),box-shadow .35s ease}
.advantage-item:hover .advantage-icon{transform:translateY(-2px) scale(1.06)}
.advantage-icon.blue{background:linear-gradient(135deg,var(--blue-500),var(--blue-600));box-shadow:0 10px 22px -12px rgba(37,99,235,.9)}
.advantage-icon.green{background:linear-gradient(135deg,var(--green-500),var(--green-600));box-shadow:0 10px 22px -12px rgba(22,163,74,.9)}
.advantage-icon.purple{background:linear-gradient(135deg,var(--purple-500),var(--purple-600));box-shadow:0 10px 22px -12px rgba(147,51,234,.9)}
.advantage-icon.orange{background:linear-gradient(135deg,var(--orange-500),var(--orange-600));box-shadow:0 10px 22px -12px rgba(234,88,12,.9)}
.advantage-item h3{font-size:1rem;font-weight:700;color:var(--tx);margin-bottom:.5rem;letter-spacing:-.01em}
.advantage-item p{font-size:.875rem;color:var(--tx-3);line-height:1.7}

.solutions-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}
@media(min-width:768px){.solutions-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.solutions-grid{grid-template-columns:repeat(3,1fr)}}
.solution-card{border-radius:var(--r-lg);padding:.75rem;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease;overflow:hidden}
.solution-card:hover{box-shadow:var(--shadow-md);transform:translateY(-5px);border-color:var(--border-strong)}
.solution-card-img{width:100%;height:160px;object-fit:cover;border-radius:calc(var(--r-lg) - 6px);margin-bottom:1.125rem;transition:transform .6s var(--ease)}
.solution-card:hover .solution-card-img{transform:scale(1.02)}
.solution-card h3{font-size:1.0625rem;font-weight:700;color:var(--tx);margin:0 .75rem .375rem;letter-spacing:-.01em}
.solution-card p{font-size:.84375rem;color:var(--tx-3);margin:0 .75rem .875rem;line-height:1.7}
.solution-icon{width:48px;height:48px;border-radius:.75rem;display:flex;align-items:center;justify-content:center;margin-bottom:.75rem;color:#fff}
.solution-link{display:inline-flex;align-items:center;gap:.3rem;color:var(--brand);font-size:.84375rem;font-weight:600;margin:0 .75rem 1rem;transition:gap .25s var(--ease),color .2s ease}
.solution-link:hover{gap:.55rem;color:var(--brand-hover)}
.solution-link svg{transition:transform .25s var(--ease)}
.solution-detail-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}
@media(min-width:768px){.solution-detail-grid{grid-template-columns:repeat(2,1fr)}}
.solution-detail-card{border-radius:var(--r-lg);padding:2rem;display:flex;flex-direction:column;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease;overflow:hidden}
.solution-detail-card>.solution-link{margin-top:auto}
.solution-detail-card:hover{box-shadow:var(--shadow-md);transform:translateY(-5px);border-color:var(--border-strong)}
.solution-detail-card h3{font-size:1.1875rem;font-weight:700;color:var(--tx);margin-bottom:.625rem;letter-spacing:-.015em}
.solution-detail-card p{font-size:.9375rem;color:var(--tx-3);line-height:1.75;margin-bottom:1rem}
.solution-detail-card ul{margin-bottom:1.125rem}
.solution-detail-card ul li{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:var(--tx-2);padding:.25rem 0}
.solution-detail-card ul li svg{flex-shrink:0;color:var(--green-500)}

.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}
@media(min-width:768px){.services-grid{grid-template-columns:repeat(4,1fr)}}
.service-item{text-align:center;padding:2rem 1rem 1.75rem;border-radius:var(--r-lg);transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease;overflow:hidden}
.service-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.service-icon{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin:0 auto 1.125rem;color:#fff;transition:transform .35s var(--ease)}
.service-item:hover .service-icon{transform:translateY(-2px) scale(1.06)}
.service-item h3{font-size:1rem;font-weight:700;color:var(--tx);margin-bottom:.5rem}
.service-item p{font-size:.8125rem;color:var(--tx-3);line-height:1.65}

.service-cards-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}
@media(min-width:640px){.service-cards-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.service-cards-grid{grid-template-columns:repeat(4,1fr)}}
.service-card{border-radius:var(--r-lg);overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.service-card-img{height:11rem;background:linear-gradient(135deg,var(--surface-3),var(--surface-2));position:relative;overflow:hidden}
.sc-float-icon{position:absolute;top:1rem;left:1rem;width:3rem;height:3rem;border-radius:.875rem;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 10px 20px -12px rgba(15,23,42,.6)}
.service-card-body{padding:1.25rem}
.service-card-body h3{font-size:1rem;font-weight:700;color:var(--tx);margin-bottom:.5rem}
.service-card-body p{font-size:.8125rem;color:var(--tx-3);line-height:1.65;margin-bottom:.75rem}
.service-card-tags{display:flex;flex-wrap:wrap;gap:.375rem;margin-bottom:.75rem}
.service-card-tag{display:inline-flex;padding:.2rem .6rem;background:var(--surface-2);border:1px solid var(--border);border-radius:9999px;font-size:.6875rem;font-weight:500;color:var(--tx-3)}
.service-card-rating{display:flex;align-items:center;gap:.25rem;margin-bottom:.5rem}
.service-card-rating svg{width:13px;height:13px;color:#F59E0B;fill:#F59E0B}
.service-card-rating span{font-size:.75rem;color:var(--tx-3);margin-left:.25rem}
.service-card-buy{display:inline-flex;align-items:center;gap:.25rem;color:var(--brand);font-size:.8125rem;font-weight:600;transition:gap .25s var(--ease)}
.service-card-buy:hover{gap:.5rem}

.why-grid{display:grid;grid-template-columns:1fr;gap:1.25rem;margin-bottom:3rem}
@media(min-width:768px){.why-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.why-grid{grid-template-columns:repeat(4,1fr)}}
.why-item{text-align:center;padding:2rem 1.5rem;border-radius:var(--r-lg);transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.why-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.why-icon{width:54px;height:54px;border-radius:15px;display:flex;align-items:center;justify-content:center;margin:0 auto 1.125rem;color:#fff}
.why-item h4{font-size:1rem;font-weight:700;color:var(--tx);margin-bottom:.5rem}
.why-item p{font-size:.8125rem;color:var(--tx-3);line-height:1.65}

/* partners */
.partners-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:3rem}
@media(min-width:640px){.partners-grid{grid-template-columns:repeat(6,1fr)}}
@media(min-width:1024px){.partners-grid{grid-template-columns:repeat(8,1fr)}}
@media(min-width:1280px){.partners-grid{grid-template-columns:repeat(10,1fr)}}
.partner-logo-card{display:flex;align-items:center;justify-content:center;padding:.9rem;border-radius:var(--r-md);box-shadow:none;transition:transform .3s var(--ease),box-shadow .3s ease,border-color .25s ease,background .25s ease}
.partner-logo-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:var(--border-strong);background:var(--surface-2)}
.partner-logo-card img{max-height:2.75rem;max-width:100%;width:auto;object-fit:contain;opacity:.72;transition:opacity .3s ease,filter .3s ease}
.partner-logo-card:hover img{opacity:1}
@keyframes scroll{to{transform:translateX(-50%)}}
.animate-scroll{animation:scroll 46s linear infinite}
.marquee-container{overflow:hidden;border-radius:var(--r-lg);background:var(--surface-2);border:1px solid var(--border);padding:1.75rem}
.marquee-container:hover .animate-scroll{animation-play-state:paused}
.marquee-track{display:flex;gap:1.5rem;min-width:max-content}
.marquee-logo{flex-shrink:0;width:4.5rem;height:4.5rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:none;display:flex;align-items:center;justify-content:center;padding:.7rem;transition:transform .3s var(--ease),box-shadow .3s ease,border-color .25s ease}
.marquee-logo:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:var(--border-strong)}
.marquee-logo img{max-height:100%;max-width:100%;opacity:.72;transition:opacity .3s ease}
.marquee-logo:hover img{opacity:1}
.partner-cta-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.875rem 1.75rem;border-radius:9999px;background:linear-gradient(135deg,var(--btn-from),var(--btn-to));color:#fff;font-size:1rem;font-weight:600;transition:transform .3s var(--ease),box-shadow .3s ease;box-shadow:0 14px 30px -16px rgba(37,99,235,.8)}
.partner-cta-btn:hover{transform:translateY(-2px);box-shadow:0 22px 44px -20px rgba(37,99,235,.85)}
.partner-cta-btn:active{transform:translateY(0) scale(.98)}
.view-more-link{display:inline-flex;align-items:center;gap:.35rem;color:var(--brand);font-size:.9375rem;font-weight:600;margin-top:2.5rem;transition:gap .25s var(--ease),color .2s}
.view-more-link:hover{gap:.6rem;color:var(--brand-hover)}
.partner-categories{margin-bottom:3rem}
.partner-category{border-radius:var(--r-lg);padding:1.5rem;margin-bottom:1.25rem;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.partner-category:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.partner-category-header{display:flex;align-items:center;gap:1rem;margin-bottom:1rem}
.partner-category-icon{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}
.partner-category h3{font-size:1rem;font-weight:700;color:var(--tx)}
.partner-category p{font-size:.8125rem;color:var(--tx-3);margin-bottom:.75rem;line-height:1.65}
.partner-advantages{display:grid;grid-template-columns:1fr;gap:1.25rem;margin-bottom:3rem}
@media(min-width:768px){.partner-advantages{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.partner-advantages{grid-template-columns:repeat(4,1fr)}}
.partner-advantage{border-radius:var(--r-lg);padding:1.5rem;text-align:center;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.partner-advantage:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.partner-advantage-icon{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;color:#fff}
.partner-advantage h4{font-size:.9375rem;font-weight:700;color:var(--tx);margin-bottom:.5rem}
.partner-advantage p{font-size:.8125rem;color:var(--tx-3);line-height:1.65}
@media(min-width:640px){.partner-categories{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}.partner-category{margin-bottom:0}}
@media(min-width:1024px){.partner-categories{grid-template-columns:repeat(3,1fr)}}

/* ---------- 9) Page banner / CTA ---------- */
.page-banner-full{padding:5.5rem 1rem;text-align:center;position:relative;overflow:hidden;isolation:isolate}
@media(min-width:640px){.page-banner-full{padding:5.5rem 1.5rem}}
.page-banner-full .breadcrumb,.page-banner-full h1,.page-banner-full p,.page-banner-full .article-meta{max-width:56rem;margin-left:auto;margin-right:auto}
.page-banner-full::before{content:'';position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse 80% 70% at 50% 0%,#000,transparent 75%);-webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 0%,#000,transparent 75%)}
.page-banner-full::after{content:'';position:absolute;inset:0;z-index:-1;background:radial-gradient(600px 280px at 50% -10%,rgba(255,255,255,.18),transparent 70%)}
html.dark .page-banner-full::after{background:radial-gradient(600px 280px at 50% -10%,rgba(255,255,255,.10),transparent 70%),linear-gradient(180deg,rgba(4,8,16,.44),rgba(4,8,16,.58))}
.page-banner-full h1{font-size:clamp(1.875rem,3.6vw,3rem);font-weight:750;color:#fff;margin-bottom:1rem;letter-spacing:-.025em}
.page-banner-full p{font-size:clamp(1rem,1.4vw,1.125rem);max-width:56rem;margin:0 auto;line-height:1.7}

.btn-cta-white{display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 1.75rem;border-radius:9999px;background:#fff;color:var(--blue-700);font-size:1rem;font-weight:600;border:none;cursor:pointer;transition:transform .3s var(--ease),box-shadow .3s ease}
.btn-cta-white:hover{transform:translateY(-2px);box-shadow:0 24px 48px -24px rgba(0,0,0,.4)}
.btn-cta-white:active{transform:translateY(0) scale(.98)}
.btn-cta-outline{display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 1.75rem;border-radius:9999px;background:rgba(255,255,255,.06);color:#fff;font-size:1rem;font-weight:600;border:1px solid rgba(255,255,255,.5);cursor:pointer;backdrop-filter:blur(6px);transition:all .3s var(--ease)}
.btn-cta-outline:hover{background:#fff;color:var(--blue-700);border-color:#fff;transform:translateY(-2px)}
.btn-cta-outline:active{transform:translateY(0) scale(.98)}
.page-cta{padding:5rem 0;text-align:center;position:relative;overflow:hidden}
.page-cta h2{font-size:clamp(1.6rem,2.6vw,2rem);font-weight:750;color:#fff;margin-bottom:1rem;letter-spacing:-.02em}
.page-cta>p{font-size:1.125rem;margin-bottom:2rem;max-width:48rem;margin-left:auto;margin-right:auto}

/* ---------- 10) About ---------- */
.about-intro{display:grid;grid-template-columns:1fr;gap:2rem;border-radius:var(--r-xl);padding:2.5rem;margin-bottom:3rem;overflow:hidden}
@media(min-width:768px){.about-intro{grid-template-columns:1fr 1fr;align-items:center}}
.about-logo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:.75rem;margin-bottom:3rem}
@media(min-width:768px){.about-logo-grid{grid-template-columns:repeat(8,1fr)}}
.about-logo-item{aspect-ratio:1;border-radius:var(--r-sm);background:var(--surface-2);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;padding:.5rem;transition:all .25s var(--ease)}
.about-logo-item:hover{border-color:var(--brand);box-shadow:var(--shadow);transform:translateY(-3px)}
.about-logo-item img{max-width:100%;max-height:100%;object-fit:contain;filter:grayscale(100%);opacity:.6;transition:all .25s ease}
.about-logo-item:hover img{filter:grayscale(0%);opacity:1}
.about-intro-text h2{font-size:1.5rem;font-weight:700;color:var(--tx);margin-bottom:1rem;letter-spacing:-.015em}
.about-intro-text p{color:var(--tx-3);line-height:1.85;margin-bottom:1rem}
.about-intro-text p:last-child{margin-bottom:0}
.about-intro-img{width:100%;height:220px;background:var(--surface-3);border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;color:var(--tx-3);font-size:.875rem}
.about-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-bottom:3rem;text-align:center}
@media(min-width:768px){.about-stats{grid-template-columns:repeat(4,1fr)}}
.about-stat-number{font-size:2.25rem;font-weight:800;color:var(--brand);line-height:1;margin-bottom:.5rem;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.about-stat-label{font-size:.875rem;color:var(--tx-3)}
.timeline-wrapper{padding:1rem 0 2rem;max-width:64rem;margin:0 auto}
.timeline-track{display:flex;flex-direction:column;gap:0;position:relative}
.timeline-track::before{content:'';position:absolute;left:50%;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,transparent,var(--border-strong) 8%,var(--border-strong) 92%,transparent);border-radius:2px;transform:translateX(-50%)}
.timeline-item{position:relative;width:50%;padding:0 2.5rem 2.5rem 0;text-align:right}
.timeline-item:nth-child(even){margin-left:50%;padding:0 0 2.5rem 2.5rem;text-align:left}
.timeline-item:last-child,.timeline-item:nth-last-child(2){padding-bottom:0}
.timeline-item .tl-dot{position:absolute;top:4px;right:-8px;width:14px;height:14px;border-radius:50%;background:var(--brand);border:3px solid var(--bg);box-shadow:0 0 0 3px var(--brand-ring);z-index:1}
.timeline-item:nth-child(even) .tl-dot{right:auto;left:-8px}
.timeline-item .tl-year{font-size:.8125rem;font-weight:700;color:var(--brand);margin-bottom:.25rem;letter-spacing:.02em}
.timeline-item .tl-title{font-size:.9375rem;font-weight:700;color:var(--tx);margin-bottom:.25rem}
.timeline-item .tl-desc{font-size:.8125rem;color:var(--tx-3);line-height:1.65}
@media(max-width:639px){.timeline-track::before{left:8px}.timeline-item,.timeline-item:nth-child(even){width:100%;margin-left:0;padding:0 0 2rem 2.25rem;text-align:left}.timeline-item .tl-dot,.timeline-item:nth-child(even) .tl-dot{right:auto;left:1px}}
.timeline-card{position:relative;padding-left:2rem;border-left:1px solid var(--border-strong);margin-bottom:2rem}
.timeline-card::before{content:'';position:absolute;left:-7px;top:2px;width:12px;height:12px;border-radius:50%;background:var(--brand);border:2px solid var(--bg);box-shadow:0 0 0 3px var(--brand-ring)}
.timeline-card h4{font-size:.9375rem;font-weight:700;color:var(--tx);margin-bottom:.25rem}
.timeline-card p{font-size:.8125rem;color:var(--tx-3);line-height:1.65}
.team-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem;margin-bottom:3rem}
@media(min-width:768px){.team-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.team-grid{grid-template-columns:repeat(4,1fr)}}
.team-card{border-radius:var(--r-lg);padding:2rem 1.5rem;text-align:center;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.team-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.team-avatar{width:76px;height:76px;border-radius:50%;margin:0 auto 1rem;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.375rem;font-weight:700;box-shadow:0 12px 24px -14px rgba(15,23,42,.6)}
.team-card h3{font-size:1.0625rem;font-weight:700;color:var(--tx);margin-bottom:.25rem}
.team-card .team-title{font-size:.8125rem;color:var(--brand);font-weight:600;margin-bottom:.75rem}
.team-card p{font-size:.8125rem;color:var(--tx-3);line-height:1.65}

/* ---------- 11) Contact ---------- */
.contact-info-grid{display:grid;grid-template-columns:1fr;gap:1.25rem;margin-bottom:3rem}
@media(min-width:640px){.contact-info-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.contact-info-grid{grid-template-columns:repeat(4,1fr)}}
.contact-info-card{border-radius:var(--r-lg);padding:1.5rem;text-align:center;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.contact-info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.contact-info-card-icon{width:54px;height:54px;border-radius:15px;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;color:#fff}
.contact-info-card h4{font-size:1rem;font-weight:700;color:var(--tx);margin-bottom:.5rem}
.contact-info-card p{font-size:.8125rem;color:var(--tx-3);line-height:1.65}
.contact-full-grid{display:grid;grid-template-columns:1fr;gap:1.5rem;margin-bottom:3rem}
@media(min-width:768px){.contact-full-grid{grid-template-columns:1fr 1fr}}
.contact-card{padding:2rem;border-radius:var(--r-lg);transition:border-color .25s ease,box-shadow .3s ease}
.contact-card:hover{border-color:var(--border-strong);box-shadow:var(--shadow)}
.contact-info-item{display:flex;align-items:flex-start;gap:1rem;margin-bottom:1.5rem}
.contact-info-item:last-child{margin-bottom:0}
.contact-info-icon{width:40px;height:40px;border-radius:11px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;color:var(--brand);flex-shrink:0}
.contact-info-item h4{font-size:.875rem;font-weight:600;color:var(--tx);margin-bottom:.25rem}
.contact-info-item p{font-size:.875rem;color:var(--tx-3)}
.qr-code-placeholder{width:160px;height:160px;margin:0 auto;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;color:var(--tx-3);font-size:.875rem}
.quick-contact-grid{display:grid;grid-template-columns:1fr;gap:1.25rem;margin-bottom:3rem}
@media(min-width:640px){.quick-contact-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:768px){.quick-contact-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.quick-contact-grid{grid-template-columns:repeat(4,1fr)}}
.quick-contact-card{border-radius:var(--r-lg);padding:2rem 1.5rem;text-align:center;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.quick-contact-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.quick-contact-icon{width:54px;height:54px;border-radius:15px;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;color:#fff}
.quick-contact-card h4{font-size:1.0625rem;font-weight:700;color:var(--tx);margin-bottom:.5rem}
.quick-contact-card p{font-size:.8125rem;color:var(--tx-3);line-height:1.65;margin-bottom:1.5rem}
.promise-grid{display:grid;grid-template-columns:1fr;gap:1.25rem;margin-bottom:3rem}
@media(min-width:640px){.promise-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:768px){.promise-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.promise-grid{grid-template-columns:repeat(4,1fr)}}
.promise-card{border-radius:var(--r-lg);padding:1.5rem;text-align:center;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.promise-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.promise-icon{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;color:#fff}
.promise-card h4{font-size:1rem;font-weight:700;color:var(--tx);margin-bottom:.5rem}
.promise-card p{font-size:.8125rem;color:var(--tx-3);line-height:1.65}

/* ---------- 12) Join ---------- */
.flow-grid{display:grid;grid-template-columns:1fr;gap:1.25rem;margin-bottom:3rem}
@media(min-width:768px){.flow-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.flow-grid{grid-template-columns:repeat(4,1fr)}}
.flow-card{position:relative;border-radius:var(--r-lg);padding:2rem 1.5rem;text-align:center;transition:transform .35s var(--ease),box-shadow .35s ease,border-color .25s ease}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.flow-step{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--btn-from),var(--btn-to));color:#fff;font-size:1.125rem;font-weight:800;margin-bottom:1rem;box-shadow:0 12px 24px -14px rgba(37,99,235,.9)}
.flow-card h4{font-size:1rem;font-weight:700;color:var(--tx);margin-bottom:.5rem}
.flow-card p{font-size:.8125rem;color:var(--tx-3);line-height:1.65}
.flow-arrow{display:none}
@media(min-width:768px){.flow-arrow{display:flex;align-items:center;justify-content:center;position:absolute;right:-1.35rem;top:50%;transform:translateY(-50%);color:var(--border-strong);z-index:2}}
.join-conditions{border-radius:var(--r-lg);padding:2rem;margin-bottom:3rem}
.join-conditions h3{font-size:1.1875rem;font-weight:700;color:var(--tx);margin-bottom:1.5rem;text-align:center}
.join-conditions ul{list-style:none;padding:0}
.join-conditions li{display:flex;align-items:flex-start;gap:.75rem;padding:.75rem 0;border-bottom:1px solid var(--border);font-size:.9375rem;color:var(--tx-2)}
.join-conditions li:last-child{border-bottom:none}
.join-conditions li svg{flex-shrink:0;color:var(--green-500);margin-top:2px}
.revenue-table{width:100%;border-collapse:separate;border-spacing:0;border-radius:var(--r-md);overflow:hidden;box-shadow:0 0 0 1px var(--border);margin:0 auto;max-width:48rem;font-size:.875rem;background:var(--surface)}
.revenue-table th{background:var(--surface-3);color:var(--tx);padding:.875rem 1rem;font-weight:700;text-align:left;border-bottom:1px solid var(--border)}
.revenue-table td{padding:.875rem 1rem;border-bottom:1px solid var(--border);color:var(--tx-2)}
.revenue-table tr:last-child td{border-bottom:none}
.revenue-table tbody tr{transition:background .2s ease}
.revenue-table tbody tr:hover td{background:var(--surface-2)}
.revenue-table .profit-rate{color:var(--green-600);font-weight:700}
html.dark .revenue-table .profit-rate{color:#4ADE80}
.revenue-table .note-text{font-size:.75rem;color:var(--tx-3);font-style:italic}
.testimonial-card{border-radius:var(--r-lg);padding:1.5rem;display:flex;flex-direction:column;gap:.75rem;transition:box-shadow .3s ease,transform .35s var(--ease),border-color .25s ease}
.testimonial-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--border-strong)}
.testimonial-avatar{width:2.5rem;height:2.5rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.875rem;color:#fff;flex-shrink:0}
.testimonial-stars{display:flex;gap:.125rem;color:#F59E0B}

/* ---------- 13) Home CTA ---------- */
.home-cta{position:relative;overflow:hidden;padding:5.5rem 0;background:linear-gradient(135deg,#1D4ED8 0%,#312E81 55%,#4C1D95 100%)}
.home-cta::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(ellipse 70% 80% at 50% 40%,#000,transparent 78%);-webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 40%,#000,transparent 78%);pointer-events:none}
.home-cta-deco{position:absolute;width:22rem;height:22rem;border-radius:50%;background:rgba(255,255,255,.10);filter:blur(80px);pointer-events:none}
.home-cta-deco-1{top:-6rem;right:-6rem;background:rgba(96,165,250,.35)}
.home-cta-deco-2{bottom:-6rem;left:-6rem;background:rgba(167,139,250,.32)}
.home-cta-inner{max-width:1280px;margin:0 auto;padding:0 1rem;text-align:center;position:relative;z-index:1}
@media(min-width:1024px){.home-cta-inner{padding:0 2rem}}
.home-cta h2{font-size:clamp(1.75rem,3vw,2.5rem);font-weight:750;color:#fff;margin-bottom:1rem;letter-spacing:-.025em}
.home-cta p{font-size:1.0625rem;color:rgba(255,255,255,.82);margin-bottom:2rem;max-width:42rem;margin-left:auto;margin-right:auto;line-height:1.75}
.home-cta .qr-placeholder{width:120px;height:120px;background:rgba(255,255,255,.14);border-radius:var(--r-md);margin:2rem auto 0;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.6);font-size:.75rem}

/* ---------- 14) Footer ---------- */
.footer-lower{background:#080D17;padding:3.5rem 1.5rem 0;margin-top:0;border-top:1px solid rgba(148,163,184,.12);position:relative}
html:not(.dark) .footer-lower{background:#0A1020}
.footer-lower-inner{max-width:1200px;margin:0 auto}
.footer-nav-grid{display:grid;grid-template-columns:1fr;gap:1.75rem;margin-bottom:2.25rem}
@media(min-width:480px){.footer-nav-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:768px){.footer-nav-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.footer-nav-grid{grid-template-columns:1.5fr 1fr 1fr 1fr 1.2fr;gap:2.25rem}}
.footer-nav-col h4{font-size:.8125rem;font-weight:700;color:#E6EDF7;margin-bottom:.875rem;letter-spacing:.02em;position:relative;padding-bottom:.5rem}
.footer-nav-col h4::after{content:'';position:absolute;bottom:0;left:0;width:22px;height:2px;background:linear-gradient(90deg,#3B82F6,#8B5CF6);border-radius:1px}
.footer-nav-col p{font-size:.8125rem;color:#8A9AB0;line-height:1.8}
.footer-nav-col a{display:block;font-size:.8125rem;color:#8A9AB0;padding:.28rem 0;transition:color .2s ease,transform .2s ease;text-decoration:none;width:fit-content}
.footer-nav-col a:hover{color:#60A5FA;transform:translateX(2px)}
.fu-qr-row{display:flex;gap:.75rem;margin-top:.5rem}
.fu-qr-item{text-align:center;cursor:pointer}
.fu-qr-box{width:72px;height:72px;border-radius:.5rem;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;margin-bottom:.35rem;transition:border-color .2s ease,transform .2s var(--ease)}
.fu-qr-item:hover .fu-qr-box{border-color:rgba(96,165,250,.45);transform:translateY(-2px)}
.fu-qr-box svg{opacity:.4}
.fu-qr-label{font-size:.6875rem;color:#7B8CA3}
.footer-links-row{display:flex;align-items:center;flex-wrap:wrap;gap:.5rem .75rem;padding:1rem 0 1.25rem;border-top:1px solid rgba(255,255,255,.06);font-size:.75rem}
.footer-links-row span{color:#5C6B80;font-weight:600;letter-spacing:.02em}
.footer-links-row a{color:#8A9AB0;padding:.15rem .5rem;border:1px solid rgba(148,163,184,.18);border-radius:9999px;transition:color .2s,border-color .2s,background .2s}
.footer-links-row a:hover{color:#60A5FA;border-color:rgba(96,165,250,.45);background:rgba(96,165,250,.08)}
.footer-bar{border-top:1px solid rgba(255,255,255,.07);padding:1.125rem 0;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:.5rem;font-size:.75rem}.footer-bar .fb-copy{color:#5C6B80}
.footer-bar .fb-sep{color:rgba(255,255,255,.1);margin:0 .25rem}
.footer-bar a{color:#7B8CA3;text-decoration:none;display:inline-flex;align-items:center;gap:.25rem;transition:color .2s}
.footer-bar a:hover{color:#60A5FA}
.footer-bar a svg{opacity:.5}
.footer-bar a:hover svg{opacity:.85}
.footer-bar .fb-security{display:inline-flex;align-items:center;gap:.25rem;color:#5C6B80;margin-left:.5rem}
.footer-bar .fb-security svg{opacity:.4}
.footer-copyright{font-size:.75rem;color:#5C6B80;text-align:center;padding:.5rem 0 1.25rem;letter-spacing:.02em}

/* ---------- 15) Modal ---------- */
.qr-modal-overlay{position:fixed;inset:0;background:rgba(3,7,14,.62);backdrop-filter:blur(6px);z-index:120;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .28s ease}
.qr-modal-overlay.active{opacity:1;pointer-events:auto}
.qr-modal-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:1.5rem;text-align:center;box-shadow:var(--shadow-xl);transform:scale(.92) translateY(8px);transition:transform .32s var(--ease);max-width:280px;width:90%}
.qr-modal-overlay.active .qr-modal-card{transform:scale(1) translateY(0)}
.qr-modal-card img{width:200px;height:200px;border-radius:.5rem;object-fit:cover;margin-bottom:.75rem}
.qr-modal-title{font-size:.9375rem;font-weight:700;color:var(--tx);margin-bottom:.25rem}
.qr-modal-hint{font-size:.75rem;color:var(--tx-3)}
.qr-modal-close{position:absolute;top:1rem;right:1rem;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);color:#fff;font-size:1.125rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .2s}
.qr-modal-close:hover{background:rgba(255,255,255,.24);transform:rotate(90deg)}

/* ---------- 16) Floating UI ---------- */
.scroll-progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:130;background:transparent;pointer-events:none}
.scroll-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--blue-500),var(--purple-500));box-shadow:0 0 10px rgba(59,130,246,.6);transition:width .1s linear}
.to-top{position:fixed;right:1.5rem;bottom:1.75rem;width:44px;height:44px;border-radius:50%;border:1px solid var(--border);background:var(--glass);backdrop-filter:blur(12px);color:var(--tx-2);display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:85;box-shadow:var(--shadow-md);opacity:0;transform:translateY(12px) scale(.9);pointer-events:none;transition:opacity .3s ease,transform .3s var(--ease),color .2s,border-color .2s}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px)}
.to-top:active{transform:scale(.94)}
@media(max-width:1023px){.to-top{bottom:calc(62px + 1rem);right:1rem;width:40px;height:40px}}

.toast-wrap{position:fixed;left:50%;bottom:2rem;transform:translateX(-50%);z-index:140;display:flex;flex-direction:column;gap:.5rem;align-items:center;pointer-events:none}
@media(max-width:1023px){.toast-wrap{bottom:calc(62px + 1rem)}}
.toast{display:inline-flex;align-items:center;gap:.5rem;padding:.625rem 1rem;border-radius:9999px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);font-size:.8125rem;color:var(--tx);opacity:0;transform:translateY(10px);transition:opacity .25s ease,transform .25s var(--ease);white-space:nowrap}
.toast.show{opacity:1;transform:none}
.toast svg{width:15px;height:15px;color:var(--green-500);flex-shrink:0}

.ripple{position:absolute;border-radius:50%;transform:scale(0);animation:rippleOut .6s ease-out;background:rgba(255,255,255,.45);pointer-events:none;z-index:2}
@keyframes rippleOut{to{transform:scale(2.6);opacity:0}}

/* ---------- 17) Responsive ---------- */
@media(max-width:1023px){
  .hero{padding:3.5rem 0 3rem}
  .hero-content{gap:2.5rem}
  .stats-strip{margin-top:2.5rem}
}
@media(max-width:639px){
  :root{--nav-h:62px}
  .hero{padding:2.75rem 0 2.5rem}
  .hero-h1{font-size:2rem}
  .hero-desc{font-size:.9375rem;margin-bottom:1.75rem}
  .hero-buttons{gap:.625rem}
  .btn-primary,.btn-outline{padding:.8rem 1.4rem;font-size:.875rem}
  .hero-tilted-card{padding:1.25rem}
  .hero-card-content{gap:.625rem}
  .hero-card-item{padding:.875rem}
  .stat-number{font-size:1.5rem}
  .stat-item{padding:1rem .5rem}
  .section{padding:3.5rem 0}
  .section-title{font-size:1.625rem}
  .section-subtitle{font-size:.9375rem;margin-bottom:2.25rem}
  .page-banner-full{padding:3.5rem 1rem}
  .page-banner-full h1{font-size:1.625rem}
  .home-cta{padding:3.5rem 0}
  .security-grid{grid-template-columns:repeat(2,1fr)!important}
  .faq-grid{grid-template-columns:repeat(2,1fr)!important}
  .revenue-cards{grid-template-columns:repeat(2,1fr)!important}
  .promise-features{grid-template-columns:1fr!important}
  .solution-card-img{height:140px}
  .about-intro{padding:1.5rem}
  .join-conditions{padding:1.5rem}
}
@media(max-width:479px){
  .services-grid{grid-template-columns:1fr}
  .partner-logo-card{padding:.5rem}
  .partner-logo-card img{max-height:2rem}
  .marquee-logo{width:3.75rem;height:3.75rem}
  .marquee-container{padding:1.25rem}
  .marquee-track{gap:1rem}
}

/* legacy helpers kept for inline usage */
.faq-open p{display:block!important}
.faq-open svg{transform:rotate(180deg)}

/* ---------- 19) 内容扩充组件 ---------- */
.check-grid{display:grid;grid-template-columns:1fr;gap:1rem;max-width:72rem;margin:0 auto}
@media(min-width:640px){.check-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.check-grid{grid-template-columns:repeat(3,1fr)}}
.check-item{display:flex;gap:.875rem;padding:1.125rem 1.25rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);text-align:left;transition:border-color .25s ease,box-shadow .3s ease,transform .3s var(--ease)}
.check-item:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.check-item .ci{width:30px;height:30px;border-radius:9px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.check-item h4{font-size:.9375rem;font-weight:700;color:var(--tx);margin-bottom:.25rem;letter-spacing:-.01em}
.check-item p{font-size:.8125rem;color:var(--tx-3);line-height:1.7}
.faq-section{max-width:54rem;margin:0 auto;text-align:left}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--r-md)}
.table-scroll .article-table{margin:0;min-width:640px}
.table-scroll+.table-note{margin-top:.875rem}
.table-note{font-size:.8125rem;color:var(--tx-3);text-align:center}

/* ---------- 20) 文章页（方案详情） ---------- */
.breadcrumb{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:.4rem;font-size:.8125rem;color:rgba(255,255,255,.72);margin-bottom:1.25rem}
.breadcrumb a{color:rgba(255,255,255,.85);transition:color .2s}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.breadcrumb span.sep{opacity:.5}
.breadcrumb .cur{color:#fff;font-weight:600}
.article-meta{display:flex;align-items:center;justify-content:center;gap:1rem;flex-wrap:wrap;margin-top:1.5rem;font-size:.8125rem;color:rgba(255,255,255,.75)}
.article-meta i{font-style:normal;display:inline-flex;align-items:center;gap:.3rem}
.article-meta svg{width:14px;height:14px;opacity:.8}

.article-wrap{padding:4.5rem 0 5rem}
.article-grid{display:grid;grid-template-columns:1fr;gap:3rem;max-width:1200px;margin:0 auto;padding:0 1rem}
@media(min-width:640px){.article-grid{padding:0 1.5rem}}
@media(min-width:1024px){.article-grid{grid-template-columns:minmax(0,1fr) 292px;gap:3.5rem;padding:0 2rem;align-items:start}}

.article-body{min-width:0;color:var(--tx-2);font-size:1rem;line-height:1.95}
.article-body .article-lead{font-size:1.0625rem;line-height:2;color:var(--tx-2);padding:1.25rem 1.5rem;background:var(--surface-2);border:1px solid var(--border);border-left:3px solid var(--brand);border-radius:0 var(--r-md) var(--r-md) 0;margin-bottom:2.5rem}
.article-body h2{font-size:1.5rem;font-weight:750;color:var(--tx);line-height:1.4;letter-spacing:-.02em;margin:3rem 0 1rem;padding-top:.25rem;scroll-margin-top:96px}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:1.0625rem;font-weight:700;color:var(--tx);margin:1.75rem 0 .625rem;letter-spacing:-.01em}
.article-body p{margin-bottom:1.125rem}
.article-body strong{color:var(--tx);font-weight:650}
.article-body a:not(.btn-primary):not(.btn-outline){color:var(--brand);font-weight:500;text-decoration:underline;text-decoration-color:var(--brand-ring);text-underline-offset:3px;transition:text-decoration-color .2s}
.article-body a:not(.btn-primary):not(.btn-outline):hover{text-decoration-color:var(--brand)}
.article-body ul{margin:0 0 1.25rem;padding:0}
.article-body ul li{position:relative;padding-left:1.5rem;margin-bottom:.625rem;line-height:1.85}
.article-body ul li::before{content:'';position:absolute;left:.25rem;top:.7em;width:6px;height:6px;border-radius:2px;background:var(--brand);opacity:.75}
.article-body ol{margin:0 0 1.25rem;padding-left:0;counter-reset:step;list-style:none}
.article-body ol li{position:relative;padding-left:2.25rem;margin-bottom:.875rem;counter-increment:step;line-height:1.85}
.article-body ol li::before{content:counter(step);position:absolute;left:0;top:.15em;width:1.5rem;height:1.5rem;border-radius:50%;background:var(--brand-soft);color:var(--brand);font-size:.75rem;font-weight:700;display:flex;align-items:center;justify-content:center}

.article-cards{display:grid;grid-template-columns:1fr;gap:1rem;margin:1.5rem 0 2rem}
@media(min-width:640px){.article-cards{grid-template-columns:repeat(3,1fr)}}
.article-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);padding:1.25rem;text-align:left;display:flex;flex-direction:column;transition:transform .3s var(--ease),box-shadow .3s ease,border-color .25s}
.article-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.article-card h3{margin:0 0 .375rem;font-size:.9375rem}
.article-card p{margin:0;font-size:.8125rem;color:var(--tx-3);line-height:1.7}
.article-card a{color:var(--brand);font-weight:600;text-decoration:none;border-bottom:1px solid var(--brand-ring);transition:border-color .2s}
.article-card a:hover{border-bottom-color:var(--brand)}
.article-card .card-links{margin-top:auto;padding-top:.875rem;font-size:.8125rem}

.article-table{width:100%;border-collapse:separate;border-spacing:0;margin:1.25rem 0 2rem;font-size:.875rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden}
.article-table th{background:var(--surface-2);color:var(--tx);text-align:left;font-weight:700;padding:.75rem 1rem;border-bottom:1px solid var(--border);white-space:nowrap}
.article-table td{padding:.75rem 1rem;border-bottom:1px solid var(--border);color:var(--tx-2);line-height:1.7;text-align:left}
.article-table td:first-child,.article-table th:first-child{white-space:nowrap;color:var(--tx);font-weight:600}
.article-table tr:last-child td{border-bottom:none}

.faq-list{display:flex;flex-direction:column;gap:.75rem;margin:1.25rem 0 2rem}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s ease,box-shadow .25s ease}
.faq-item[open]{border-color:var(--border-strong);box-shadow:var(--shadow-sm)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem 1.25rem;font-size:.9375rem;font-weight:600;color:var(--tx);cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';flex-shrink:0;width:1.25rem;height:1.25rem;border-radius:50%;background:var(--surface-2);color:var(--tx-3);font-size:.9375rem;line-height:1.2rem;text-align:center;transition:transform .25s var(--ease),background .2s,color .2s}
.faq-item[open] summary::after{content:'−';background:var(--brand-soft);color:var(--brand)}
.faq-item .faq-a{padding:0 1.25rem 1.125rem;font-size:.875rem;color:var(--tx-3);line-height:1.9}

.article-aside{position:relative}
@media(min-width:1024px){.article-aside{position:sticky;top:96px}}
.aside-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:1.375rem;margin-bottom:1rem}
.aside-card h4{font-size:.8125rem;font-weight:700;color:var(--tx);letter-spacing:.04em;text-transform:uppercase;margin-bottom:.875rem}
.aside-toc a{display:block;font-size:.8125rem;color:var(--tx-3);padding:.3rem 0 .3rem .75rem;border-left:2px solid var(--border);transition:color .2s,border-color .2s}
.aside-toc a:hover,.aside-toc a.on{color:var(--brand);border-color:var(--brand)}
.aside-card p{font-size:.8125rem;color:var(--tx-3);line-height:1.7;margin-bottom:1rem}
.aside-card .btn-primary,.aside-card .btn-outline{width:100%;justify-content:center;padding:.7rem 1rem;font-size:.875rem}

.related-grid{display:grid;grid-template-columns:1fr;gap:.75rem;margin:1.25rem 0 0}
.related-item{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.875rem 1.125rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);font-size:.875rem;font-weight:600;color:var(--tx);transition:transform .25s var(--ease),border-color .2s,box-shadow .25s}
.related-item:hover{transform:translateX(3px);border-color:var(--brand);box-shadow:var(--shadow-sm)}
.related-item svg{color:var(--brand);flex-shrink:0}
.related-item small{display:block;font-size:.75rem;font-weight:400;color:var(--tx-3);margin-top:.15rem}

@media(max-width:639px){
  .article-wrap{padding:2.5rem 0 3rem}
  .article-body{font-size:.9375rem}
  .article-body h2{font-size:1.25rem;margin-top:2.25rem}
  .article-body .article-lead{font-size:.9375rem;padding:1rem 1.125rem}
  .article-meta{gap:.75rem;font-size:.75rem}
}

/* ---------- 21) 打印保护 ---------- */
@media print{
  .nav-bar,.mobile-tab-bar,.to-top,.scroll-progress,.toast-wrap,.qr-modal-overlay{display:none!important}
  body::before{content:"权益数卡 · 版权所有 · 未经授权禁止转载";position:fixed;top:0;right:0;font-size:9pt;color:#94A3B8;letter-spacing:.02em}
  /* 深色区块在打印时会丢失背景，统一改为白底深字，避免白字白底 */
  .home-cta,.page-cta,.page-banner-full{background:#fff!important;border:1px solid #ddd;box-shadow:none!important}
  .home-cta *,.page-cta *,.page-banner-full *{color:#111!important;background-image:none!important;box-shadow:none!important;border-color:#ddd!important}
}

/* ---------- 22) Reduced motion ---------- */
@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-anim :is(.section-badge,.section-title,.section-subtitle,.hero-badge,.hero-h1,.hero-subtitle,.hero-desc,.hero-buttons,.page-banner-full h1,.page-banner-full p,.marquee-container,.view-more-link,.about-stats,.timeline-wrapper,.about-logo-grid,.footer-nav-grid){opacity:1!important;transform:none!important}
  .js-anim .reveal-card{opacity:1!important;transform:none!important}
  .animate-scroll{animation:none!important}
}