:root{--color-primary:#20b2aa;--color-primary-light:#5ac8c8;--color-primary-dark:#1a9b96;--color-secondary:#4a90e2;--color-accent:#f39c12;--color-white:#fff;--color-gray-50:#f9fafb;--color-gray-100:#f3f4f6;--color-gray-200:#e5e7eb;--color-gray-300:#d1d5db;--color-gray-400:#9ca3af;--color-gray-500:#6b7280;--color-gray-600:#4b5563;--color-gray-700:#374151;--color-gray-800:#1f2937;--color-gray-900:#111827;--color-success:#10b981;--color-warning:#f59e0b;--color-error:#ef4444;--color-info:#3b82f6;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-20:5rem;--transition-normal:300ms ease-in-out;--transition-slow:500ms ease-in-out;--max-width-xs:20rem;--max-width-sm:24rem;--max-width-md:28rem;--max-width-lg:32rem;--max-width-xl:36rem;--max-width-2xl:42rem;--max-width-3xl:48rem;--max-width-4xl:56rem;--max-width-5xl:64rem;--max-width-6xl:72rem;--max-width-7xl:80rem;--max-width-full:100%}*{box-sizing:border-box}*,body{margin:0;padding:0}body{font-family:var(--font-family-primary);background-color:var(--color-gray-50);color:var(--color-gray-800);line-height:var(--line-height-normal);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;width:100%}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-semibold);line-height:var(--line-height-tight);color:var(--color-gray-900)}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-3xl)}h3{font-size:var(--font-size-2xl)}h4{font-size:var(--font-size-xl)}h5{font-size:var(--font-size-lg)}h6{font-size:var(--font-size-base)}p{margin-bottom:var(--space-4);color:var(--color-gray-600)}.container{max-width:var(--max-width-7xl);margin:0 auto;padding:0 var(--space-4)}.main-layout{display:flex;min-height:100vh}.sidebar{width:280px;background:var(--color-white);border-right:1px solid var(--color-gray-200);padding:var(--space-6);position:fixed;top:0;left:0;height:100vh;z-index:var(--z-sticky);overflow-y:auto}.sidebar-header{margin-bottom:var(--space-8)}.sidebar-logo{display:flex;align-items:center;gap:var(--space-3);font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-primary);text-decoration:none}.sidebar-logo-icon{font-size:var(--font-size-2xl)}.sidebar-nav{list-style:none}.sidebar-nav-item{margin-bottom:var(--space-2)}.sidebar-nav-link{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);color:var(--color-gray-600);text-decoration:none;border-radius:var(--radius-lg);transition:all var(--transition-fast);font-weight:var(--font-weight-medium)}.sidebar-nav-link.active,.sidebar-nav-link:hover{background:var(--color-primary);color:var(--color-white)}.sidebar-nav-icon{font-size:var(--font-size-lg);width:20px;text-align:center}.main-content{flex:1;width:100%;padding:0;background:var(--color-gray-50)}.main-layout .main-content{margin-left:280px}.header{background:var(--color-white);border-bottom:1px solid var(--color-gray-200);padding:var(--space-4) 0;margin-bottom:var(--space-6)}.header-content{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.header-title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-gray-900)}.header-actions{display:flex;align-items:center;gap:var(--space-4)}.search-bar{position:relative;flex:1;max-width:400px}.search-input{width:100%;padding:var(--space-3) var(--space-4);padding-left:var(--space-10);border:1px solid var(--color-gray-300);border-radius:var(--radius-lg);font-size:var(--font-size-sm);transition:all var(--transition-fast)}.search-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(32,178,170,.1)}.search-icon{position:absolute;left:var(--space-3);top:50%;transform:translateY(-50%);color:var(--color-gray-400);font-size:var(--font-size-base)}.user-profile{gap:var(--space-3)}.user-avatar,.user-profile{display:flex;align-items:center}.user-avatar{width:40px;height:40px;border-radius:var(--radius-full);background:var(--color-primary);justify-content:center;color:var(--color-white);font-weight:var(--font-weight-semibold)}.user-info{display:flex;flex-direction:column;align-items:flex-end}.user-name{font-weight:var(--font-weight-medium);color:var(--color-gray-900);font-size:var(--font-size-sm)}.user-role{font-size:var(--font-size-xs);color:var(--color-gray-500);background:var(--color-gray-100);padding:.125rem .5rem;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.05em}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);border-radius:var(--radius-lg);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm);text-decoration:none;border:none;cursor:pointer;transition:all var(--transition-fast)}.btn-primary{background:var(--color-primary);color:var(--color-white)}.btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--color-gray-100);color:var(--color-gray-700);border:1px solid var(--color-gray-300)}.btn-secondary:hover{background:var(--color-gray-200)}.btn-outline{background:transparent;color:var(--color-primary);border:1px solid var(--color-primary)}.btn-outline:hover{background:var(--color-primary);color:var(--color-white)}.card{background:var(--color-white);border-radius:var(--radius-xl);padding:var(--space-6);box-shadow:var(--shadow-sm);border:1px solid var(--color-gray-200);transition:all var(--transition-fast)}.card:hover{box-shadow:var(--shadow-md);transform:translateY(-1px)}.card-header{margin-bottom:var(--space-4);padding-bottom:var(--space-4);border-bottom:1px solid var(--color-gray-200)}.card-title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-gray-900);margin-bottom:var(--space-2)}.card-description{color:var(--color-gray-600);font-size:var(--font-size-sm)}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-6)}.product-card{background:var(--color-white);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-sm);transition:all var(--transition-fast);border:1px solid var(--color-gray-200)}.product-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.product-image{width:100%;height:200px;background:var(--color-gray-100);display:flex;align-items:center;justify-content:center;color:var(--color-gray-400);font-size:var(--font-size-3xl)}.product-content{padding:var(--space-5)}.product-title{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-gray-900);margin-bottom:var(--space-3)}.product-brand{font-size:var(--font-size-sm);color:var(--color-gray-500);margin-bottom:var(--space-2)}.product-price{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-primary);margin-bottom:var(--space-4)}.product-rating{display:flex;align-items:center;gap:var(--space-2);margin-bottom:var(--space-4)}.stars{display:flex;gap:1px}.star{color:#fbbf24}.rating-text,.star{font-size:var(--font-size-sm)}.rating-text{color:var(--color-gray-500)}.product-actions{display:flex;gap:var(--space-3);margin-bottom:var(--space-4)}.btn-wishlist{flex:1;padding:var(--space-3);background:transparent;border:1px solid var(--color-gray-300);color:var(--color-gray-600);border-radius:var(--radius-lg)}.btn-wishlist:hover{background:var(--color-gray-100)}.btn-add-to-cart{flex:2;background:var(--color-primary);color:var(--color-white);border:none}.btn-add-to-cart:hover{background:var(--color-primary-dark)}.btn-buy-now{flex:2;background:var(--color-gray-900);color:var(--color-white);border:none}.btn-buy-now:hover{background:var(--color-gray-800)}.color-options{display:flex;gap:var(--space-2);margin-bottom:var(--space-4)}.color-option{width:24px;height:24px;border-radius:var(--radius-full);border:2px solid var(--color-gray-200);cursor:pointer;transition:all var(--transition-fast)}.color-option.active{border-color:var(--color-primary);box-shadow:0 0 0 2px rgba(32,178,170,.2)}.color-option:first-child{background:var(--color-primary)}.color-option:nth-child(2){background:#ef4444}.color-option:nth-child(3){background:#10b981}.quantity-selector{gap:var(--space-3);margin-bottom:var(--space-4)}.qty-btn,.quantity-selector{display:flex;align-items:center}.qty-btn{width:32px;height:32px;border:1px solid var(--color-gray-300);background:var(--color-white);border-radius:var(--radius-md);justify-content:center;cursor:pointer;transition:all var(--transition-fast)}.qty-btn:hover{background:var(--color-gray-100)}.qty-input{width:60px;text-align:center;border:1px solid var(--color-gray-300);border-radius:var(--radius-md);padding:var(--space-2);font-size:var(--font-size-sm)}@media (max-width:768px){.sidebar{transform:translateX(-100%);transition:transform var(--transition-normal)}.sidebar.open{transform:translateX(0)}.main-content{margin-left:0;padding:var(--space-4)}.header-content{flex-direction:column;gap:var(--space-3)}.search-bar{max-width:none}.product-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:var(--space-4)}}@media (max-width:480px){.product-grid{grid-template-columns:1fr}.container{padding:0 var(--space-3)}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.font-light{font-weight:300}.font-normal{font-weight:var(--font-weight-normal)}.font-medium{font-weight:var(--font-weight-medium)}.font-semibold{font-weight:var(--font-weight-semibold)}.font-bold{font-weight:var(--font-weight-bold)}.text-primary{color:var(--color-primary)}.text-gray-500{color:var(--color-gray-500)}.text-gray-600{color:var(--color-gray-600)}.text-gray-700{color:var(--color-gray-700)}.text-gray-900{color:var(--color-gray-900)}.bg-primary{background-color:var(--color-primary)}.bg-white{background-color:var(--color-white)}.bg-gray-50{background-color:var(--color-gray-50)}.bg-gray-100{background-color:var(--color-gray-100)}.rounded{border-radius:var(--radius-md)}.rounded-lg{border-radius:var(--radius-lg)}.rounded-xl{border-radius:var(--radius-xl)}.rounded-full{border-radius:var(--radius-full)}.shadow-sm{box-shadow:var(--shadow-sm)}.shadow-md{box-shadow:var(--shadow-md)}.shadow-lg{box-shadow:var(--shadow-lg)}.loading-spinner{display:inline-block;width:20px;height:20px;border-radius:50%;border:2px solid var(--color-gray-200);border-top-color:var(--color-primary);animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(1turn)}}.focus-ring:focus{outline:none;box-shadow:0 0 0 3px rgba(32,178,170,.3)}@media print{.btn,.header-actions,.sidebar{display:none!important}.main-content{margin-left:0!important}body{background:#fff!important}}@keyframes float{0%,to{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-20px) rotate(5deg)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translateX(-50px)}to{opacity:1;transform:translateX(0)}}@keyframes slideInRight{0%{opacity:0;transform:translateX(50px)}to{opacity:1;transform:translateX(0)}}@keyframes pulse-glow{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.05)}}.animate-float{animation:float 6s ease-in-out infinite}.animate-float-slow{animation:float 8s ease-in-out infinite}.animate-float-fast{animation:float 4s ease-in-out infinite}.animate-fade-in-up{animation:fadeInUp .6s ease-out forwards}.animate-slide-in-left{animation:slideInLeft .8s ease-out forwards}.animate-slide-in-right{animation:slideInRight .8s ease-out forwards}.animate-pulse-glow{animation:pulse-glow 2s ease-in-out infinite}.homepage-section{scroll-margin-top:100px}html{scroll-behavior:smooth}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:linear-gradient(135deg,#00a2ff,#0077b6);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,#0077b6,#023047)}.focus-lumina:focus{outline:none;box-shadow:0 0 0 3px rgba(0,162,255,.3);border-radius:8px}.glass-effect{backdrop-filter:blur(16px);background:hsla(0,0%,100%,.1);border:1px solid hsla(0,0%,100%,.2)}.gradient-text{background:linear-gradient(135deg,#00a2ff,#0077b6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}:root{--lumina-blue:#00a2ff;--lumina-blue-dark:#0077b6;--lumina-navy:#023047;--lumina-teal:#219ebc;--lumina-gradient-primary:linear-gradient(135deg,#00a2ff,#0077b6);--lumina-gradient-secondary:linear-gradient(135deg,#023047,#00a2ff);--lumina-gradient-bg:linear-gradient(135deg,#fafdff,#f2fbff);--lumina-gradient-card:linear-gradient(135deg,#fff,#f8fafc);--lumina-gray-50:#fafdff;--lumina-gray-100:#f2fbff;--lumina-gray-200:#e2f2ff;--lumina-gray-300:#c7e6ff;--lumina-gray-400:#a3d5ff;--lumina-gray-500:#7cc2ff;--lumina-gray-600:#4a9eff;--lumina-gray-700:#0077b6;--lumina-gray-800:#023047;--lumina-gray-900:#011f2e;--lumina-success:#10b981;--lumina-warning:#f59e0b;--lumina-error:#ef4444;--lumina-info:#3b82f6}.btn-lumina{display:inline-flex;align-items:center;justify-content:center;padding:1rem 2rem;font-size:1.125rem;font-weight:600;color:#fff;background:var(--lumina-gradient-primary);border:none;border-radius:50px;box-shadow:0 4px 14px rgba(0,162,255,.25);transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;text-decoration:none;position:relative;overflow:hidden}.btn-lumina:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,162,255,.35)}.btn-lumina:active{transform:translateY(0);box-shadow:0 4px 14px rgba(0,162,255,.25)}.btn-lumina-sm{padding:.75rem 1.5rem;font-size:.875rem;border-radius:40px}.btn-lumina-lg{padding:1.25rem 2.5rem;font-size:1.25rem;border-radius:60px}.card-lumina{background:var(--lumina-gradient-card);border-radius:24px;padding:2rem;box-shadow:0 4px 14px rgba(148,163,184,.1);transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.card-lumina:hover{transform:translateY(-4px);box-shadow:0 10px 25px rgba(148,163,184,.15)}.card-lumina:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--lumina-gradient-primary);border-radius:24px 24px 0 0}.heading-lumina{background:var(--lumina-gradient-secondary);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-size:2.5rem;font-weight:800;line-height:1.2;margin-bottom:1rem}.heading-lumina-lg{font-size:3.5rem;font-weight:900}.heading-lumina-sm{font-size:1.875rem;font-weight:700}.text-lumina-gradient{background:var(--lumina-gradient-primary);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.section-lumina{background:var(--lumina-gradient-bg);padding:4rem 0;position:relative;overflow:hidden}.section-lumina:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2300a2ff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");pointer-events:none}@keyframes lumina-float{0%,to{transform:translateY(0) rotate(0deg) scale(1);border-radius:50%}25%{transform:translateY(-20px) rotate(5deg) scale(1.1);border-radius:60% 40% 30% 70%/60% 30% 70% 40%}50%{transform:translateY(-10px) rotate(-3deg) scale(.9);border-radius:30% 60% 70% 40%/50% 60% 30% 60%}75%{transform:translateY(-30px) rotate(8deg) scale(1.05);border-radius:40% 60% 60% 40%/70% 30% 60% 40%}}@keyframes lumina-pulse-glow{0%,to{transform:scale(1);opacity:.6;filter:blur(20px)}50%{transform:scale(1.2);opacity:.8;filter:blur(30px)}}@keyframes lumina-shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.animate-lumina-float{animation:lumina-float 6s ease-in-out infinite}.animate-lumina-pulse-glow{animation:lumina-pulse-glow 4s ease-in-out infinite}.animate-lumina-shimmer{background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.4),transparent);background-size:200% 100%;animation:lumina-shimmer 2s infinite}.product-card-lumina{background:#fff;border-radius:20px;padding:1.5rem;box-shadow:0 4px 14px rgba(148,163,184,.1);transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.product-card-lumina:hover{transform:translateY(-8px);box-shadow:0 20px 40px rgba(148,163,184,.2)}.product-card-lumina:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;border-radius:20px 20px 0 0}.product-card-lumina:before,.spec-icon{background:var(--lumina-gradient-primary)}.spec-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#fff;margin-bottom:1rem;box-shadow:0 4px 14px rgba(0,162,255,.25)}.benefit-card-lumina{background:#fff;border-radius:16px;padding:2rem;text-align:center;box-shadow:0 4px 14px rgba(148,163,184,.1);transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.benefit-card-lumina:hover{transform:translateY(-4px);box-shadow:0 10px 25px rgba(148,163,184,.15)}.benefit-card-lumina .benefit-icon{width:64px;height:64px;background:var(--lumina-gradient-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;margin:0 auto 1rem;box-shadow:0 4px 14px rgba(0,162,255,.25)}.research-card-lumina{background:#fff;border-radius:16px;padding:2rem;box-shadow:0 4px 14px rgba(148,163,184,.1);transition:all .3s cubic-bezier(.4,0,.2,1);border-left:4px solid var(--lumina-blue)}.research-card-lumina:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(148,163,184,.15)}.research-card-lumina .research-category{background:var(--lumina-gradient-primary);color:#fff;padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;display:inline-block;margin-bottom:1rem}.container-lumina{max-width:80rem;margin:0 auto;padding:0 1rem;position:relative;z-index:10}@media (min-width:640px){.container-lumina{padding:0 1.5rem}}@media (min-width:1024px){.container-lumina{padding:0 2rem}}.grid-lumina{display:grid;gap:2rem;grid-template-columns:1fr}@media (min-width:768px){.grid-lumina{grid-template-columns:repeat(2,1fr)}}@media (min-width:1024px){.grid-lumina{grid-template-columns:repeat(3,1fr)}}.grid-lumina-4{display:grid;gap:1.5rem;grid-template-columns:1fr}@media (min-width:640px){.grid-lumina-4{grid-template-columns:repeat(2,1fr)}}@media (min-width:1024px){.grid-lumina-4{grid-template-columns:repeat(4,1fr)}}.hero-lumina{background:var(--lumina-gradient-bg);padding:6rem 0;position:relative;overflow:hidden}.hero-lumina:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%2300a2ff' fill-opacity='0.05'%3E%3Ccircle cx='50' cy='50' r='3'/%3E%3C/g%3E%3C/svg%3E");animation:lumina-float 20s ease-in-out infinite}.hero-lumina .hero-content{position:relative;z-index:10}.product-showcase-lumina{position:relative;background:#fff;border-radius:24px;padding:3rem;box-shadow:0 20px 40px rgba(148,163,184,.15);overflow:hidden}.product-showcase-lumina:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:var(--lumina-gradient-primary);opacity:.05;border-radius:50%;animation:lumina-pulse-glow 8s ease-in-out infinite}@media (max-width:768px){.heading-lumina{font-size:2rem}.heading-lumina-lg{font-size:2.5rem}.btn-lumina{padding:.875rem 1.75rem;font-size:1rem}.card-lumina{padding:1.5rem}.section-lumina{padding:3rem 0}}:root{--color-primary:#3b82f6;--color-primary-50:#eff6ff;--color-primary-100:#dbeafe;--color-primary-200:#bfdbfe;--color-primary-300:#93c5fd;--color-primary-400:#60a5fa;--color-primary-500:#3b82f6;--color-primary-600:#2563eb;--color-primary-700:#1d4ed8;--color-primary-800:#1e40af;--color-primary-900:#1e3a8a;--color-primary-950:#172554;--color-secondary:#64748b;--color-secondary-50:#f8fafc;--color-secondary-100:#f1f5f9;--color-secondary-200:#e2e8f0;--color-secondary-300:#cbd5e1;--color-secondary-400:#94a3b8;--color-secondary-500:#64748b;--color-secondary-600:#475569;--color-secondary-700:#334155;--color-secondary-800:#1e293b;--color-secondary-900:#0f172a;--color-secondary-950:#020617;--color-neutral-50:#fafafa;--color-neutral-100:#f5f5f5;--color-neutral-200:#e5e5e5;--color-neutral-300:#d4d4d4;--color-neutral-400:#a3a3a3;--color-neutral-500:#737373;--color-neutral-600:#525252;--color-neutral-700:#404040;--color-neutral-800:#262626;--color-neutral-900:#171717;--color-neutral-950:#0a0a0a;--color-water-ocean:#0ea5e9;--color-water-sea:#06b6d4;--color-water-lake:#67e8f9;--color-water-river:#22d3ee;--color-water-ice:#e0f2fe;--color-water-wave:#0891b2;--color-nature-forest:#16a34a;--color-nature-leaf:#22c55e;--color-nature-grass:#84cc16;--color-nature-earth:#a3a3a3;--color-nature-stone:#6b7280;--color-nature-sand:#f5f5f4;--color-success:#16a34a;--color-success-light:#dcfce7;--color-success-dark:#166534;--color-warning:#d97706;--color-warning-light:#fef3c7;--color-warning-dark:#92400e;--color-error:#dc2626;--color-error-light:#fee2e2;--color-error-dark:#991b1b;--color-info:#2563eb;--color-info-light:#dbeafe;--color-info-dark:#1e40af;--color-text-primary:#0f172a;--color-text-secondary:#475569;--color-text-muted:#64748b;--color-text-inverse:#fff;--color-bg-primary:#fff;--color-bg-secondary:#f8fafc;--color-bg-tertiary:#f1f5f9;--color-bg-overlay:rgba(15,23,42,.8);--color-border-light:#e2e8f0;--color-border:#cbd5e1;--color-border-dark:#94a3b8;--color-hover-light:#f8fafc;--color-hover-dark:#1e293b;--color-active-light:#f1f5f9;--color-active-dark:#334155;--color-focus-light:#dbeafe;--color-focus-dark:#1e40af;--font-family-primary:-apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Helvetica Neue",Arial,sans-serif;--font-family-mono:"SF Mono","Monaco","Inconsolata","Roboto Mono","Consolas",monospace;--font-size-xs:0.75rem;--font-size-sm:0.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:1.875rem;--font-size-4xl:2.25rem;--font-size-5xl:3rem;--font-size-6xl:3.75rem;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--font-weight-extrabold:800;--line-height-tight:1.25;--line-height-normal:1.5;--line-height-relaxed:1.625;--line-height-loose:2;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--spacing-3xl:4rem;--spacing-4xl:6rem;--radius-sm:0.25rem;--radius-md:0.375rem;--radius-lg:0.5rem;--radius-xl:0.75rem;--radius-2xl:1rem;--radius-full:9999px;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -1px rgba(0,0,0,.06);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -2px rgba(0,0,0,.05);--shadow-xl:0 20px 25px -5px rgba(0,0,0,.1),0 10px 10px -5px rgba(0,0,0,.04);--shadow-2xl:0 25px 50px -12px rgba(0,0,0,.25);--transition-fast:150ms ease-in-out;--transition-normal:250ms ease-in-out;--transition-slow:350ms ease-in-out;--z-dropdown:1000;--z-sticky:1020;--z-fixed:1030;--z-modal-backdrop:1040;--z-modal:1050;--z-popover:1060;--z-tooltip:1070;--z-toast:1080}.dark{--color-text-primary:#f8fafc;--color-text-secondary:#cbd5e1;--color-text-muted:#94a3b8;--color-text-inverse:#000;--color-bg-primary:#0f172a;--color-bg-secondary:#1e293b;--color-bg-tertiary:#334155;--color-bg-overlay:rgba(15,23,42,.8);--color-border-light:#334155;--color-border:#475569;--color-border-dark:#64748b;--color-hover-light:#1e293b;--color-hover-dark:#f8fafc;--color-active-light:#334155;--color-active-dark:#f1f5f9;--color-focus-light:#1e40af;--color-focus-dark:#dbeafe}.text-primary{color:var(--color-text-primary)}.text-secondary{color:var(--color-text-secondary)}.text-muted{color:var(--color-text-muted)}.text-inverse{color:var(--color-text-inverse)}.bg-primary{background-color:var(--color-bg-primary)}.bg-secondary{background-color:var(--color-bg-secondary)}.bg-tertiary{background-color:var(--color-bg-tertiary)}.border-light{border-color:var(--color-border-light)}.border{border-color:var(--color-border)}.border-dark{border-color:var(--color-border-dark)}.text-brand{color:var(--color-primary)}.bg-brand{background-color:var(--color-primary)}.border-brand{border-color:var(--color-primary)}.text-success{color:var(--color-success)}.text-warning{color:var(--color-warning)}.text-error{color:var(--color-error)}.text-info{color:var(--color-info)}.bg-success{background-color:var(--color-success-light)}.bg-warning{background-color:var(--color-warning-light)}.bg-error{background-color:var(--color-error-light)}.bg-info{background-color:var(--color-info-light)}.text-water-ocean{color:var(--color-water-ocean)}.text-water-sea{color:var(--color-water-sea)}.text-water-lake{color:var(--color-water-lake)}.text-water-river{color:var(--color-water-river)}.bg-water-ocean{background-color:var(--color-water-ocean)}.bg-water-sea{background-color:var(--color-water-sea)}.bg-water-lake{background-color:var(--color-water-lake)}.bg-water-river{background-color:var(--color-water-river)}.text-nature-forest{color:var(--color-nature-forest)}.text-nature-leaf{color:var(--color-nature-leaf)}.text-nature-grass{color:var(--color-nature-grass)}.bg-nature-forest{background-color:var(--color-nature-forest)}.bg-nature-leaf{background-color:var(--color-nature-leaf)}.bg-nature-grass{background-color:var(--color-nature-grass)}.hover\:bg-hover:hover{background-color:var(--color-hover-light)}.dark .hover\:bg-hover:hover{background-color:var(--color-hover-dark)}.active\:bg-active:active{background-color:var(--color-active-light)}.dark .active\:bg-active:active{background-color:var(--color-active-dark)}.focus\:ring-focus:focus{outline:none;box-shadow:0 0 0 3px var(--color-focus-light)}.dark .focus\:ring-focus:focus{box-shadow:0 0 0 3px var(--color-focus-dark)}