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#22a0a0 50%, #5ab2f2 100%);--bg-result:linear-gradient(135deg, #0f4d8a 0%, #14768f 100%);--text-primary:#0f1419;--text-secondary:#515c67;--text-tertiary:#949ea8;--text-inverse:#fff;--text-link:#156bc1;--border-color:#dfe3e7;--border-focus:#2385e7;--shadow-sm:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-md:0 4px 12px #00000014, 0 2px 4px #0000000a;--shadow-lg:0 12px 40px #0000001a, 0 4px 12px #0000000f;--shadow-xl:0 25px 60px #0000001f;--shadow-glow:0 0 20px #3b82f626;--shadow-card:0 2px 8px #0000000f, 0 0 0 1px #0000000a;--max-width:1280px;--content-width:960px;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--space-3xl:64px;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s cubic-bezier(.16, 1, .3, 1);--input-height:48px}[data-theme=dark]{--bg-primary:#0f1419;--bg-secondary:#161c22;--bg-tertiary:#1d242b;--bg-card:#1b2128;--bg-card-hover:#202e3c;--bg-glass:#0f172acc;--bg-input:#202932;--bg-hero:linear-gradient(135deg, #102941 0%, #173c45 50%, #1c3854 100%);--bg-result:linear-gradient(135deg, #0e2439 0%, #14353d 100%);--text-primary:#eaedf1;--text-secondary:#98a6b3;--text-tertiary:#67737e;--text-inverse:#0f1419;--text-link:#5ab2f2;--border-color:#2b333b;--border-focus:#2385e7;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 12px #00000059;--shadow-lg:0 12px 40px #0006;--shadow-xl:0 25px 60px #00000080;--shadow-glow:0 0 20px #3b82f633;--shadow-card:0 2px 8px #00000040, 0 0 0 1px #ffffff0d}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;background-color:var(--bg-primary);font-size:16px;overflow-x:hidden}body{font-family:var(--font-family-body);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;transition:background-color var(--transition-base),color var(--transition-base);line-height:1.6;overflow-x:hidden}img,svg{max-width:100%;display:block}input,select,button{font:inherit}a{color:var(--text-link);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4,h5,h6{font-family:var(--font-family-heading);letter-spacing:-.015em;color:var(--text-primary);line-height:1.2}.container{max-width:var(--max-width);padding:0 var(--space-md);margin:0 auto}:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}html{scroll-behavior:auto}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:#c0c7ce;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#949ea8}[data-theme=dark]::-webkit-scrollbar-thumb{background:#515c67}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}.water-bg{position:relative;overflow:hidden}.water-bg:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(ellipse at 30% 50%,rgba(59,200,220,.06) 0%,transparent 50%),radial-gradient(ellipse at 70% 20%,rgba(59,130,246,.04) 0%,transparent 50%),radial-gradient(ellipse at 50% 80%,rgba(14,165,233,.05) 0%,transparent 50%);animation:waterShift 20s ease-in-out infinite alternate;pointer-events:none;z-index:0}@keyframes waterShift{0%{transform:translate(0) rotate(0)}to{transform:translate(-2%,1%) rotate(1deg)}}.scroll-to-top{position:fixed;bottom:32px;right:32px;width:48px;height:48px;border-radius:50%;border:1px solid var(--border-color);background:var(--bg-card);color:#156bc1;box-shadow:var(--shadow-lg);cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transform:translateY(16px);transition:opacity .3s ease,transform .3s ease,visibility .3s ease,background-color var(--transition-fast),border-color var(--transition-fast);z-index:1000}.scroll-to-top svg{width:22px;height:22px}.scroll-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}.scroll-to-top:hover{background:#156bc1;color:#fff;border-color:#156bc1;transform:translateY(-2px);box-shadow:var(--shadow-lg),var(--shadow-glow)}.toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%) translateY(100px);padding:12px 24px;background:#0f141a;color:#fff;font-size:.88rem;font-weight:600;border-radius:var(--radius-full);box-shadow:var(--shadow-lg);opacity:0;transition:opacity .3s ease,transform .3s ease;z-index:1100;pointer-events:none;white-space:nowrap}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}