:root{--primary-deep-blue:#0A2540;--primary-bright-cyan:#00D4FF;--pure-white:#FFFFFF;--very-light-gray:#F8F9FA;--light-gray:#CED4DA;--medium-gray:#6C757D;--dark-gray:#343A40;--desaturated-cyan:#A0D2DB;--green-positive:#28A745;--red-negative:#DC3545;--yellow-warning:#FFC107;--orange-alert:#FD7E14;--purple-accent:#86299A;--light-blue-info:#5AC8FA;--cyan-hover:#00B8E0;--cyan-active:#00A2C7;--red-hover:#C82333;--red-active:#B21F2C;--deep-blue-light:#0E2E4D;--primary-bright-cyan-20:rgba(0,212,255,0.2);--bg-primary:var(--primary-deep-blue);--bg-secondary:var(--deep-blue-light);--bg-tertiary:var(--dark-gray);--text-primary:var(--primary-bright-cyan);--text-secondary:var(--desaturated-cyan);--text-body:var(--desaturated-cyan);--text-heading:var(--primary-bright-cyan);--text-label:var(--desaturated-cyan);--border-primary:var(--dark-gray);--border-secondary:rgba(52,58,64,0.5);--btn-primary-bg:var(--primary-bright-cyan);--btn-primary-text:var(--primary-deep-blue);--btn-primary-hover:var(--cyan-hover);--btn-primary-active:var(--cyan-active);--btn-secondary-bg:transparent;--btn-secondary-text:var(--primary-bright-cyan);--btn-secondary-border:var(--primary-bright-cyan);--btn-secondary-hover-bg:rgba(0,212,255,0.1);--btn-secondary-active-bg:rgba(0,212,255,0.2);--btn-danger-bg:var(--red-negative);--btn-danger-text:var(--pure-white);--btn-danger-hover:var(--red-hover);--btn-danger-active:var(--red-active);--status-success:var(--green-positive);--status-error:var(--red-negative);--status-warning:var(--yellow-warning);--status-info:var(--light-blue-info);--chart-1:var(--yellow-warning);--chart-2:var(--orange-alert);--chart-3:var(--purple-accent);--chart-4:var(--light-blue-info);--shadow-sm:0 1px 2px rgba(0,0,0,0.4);--shadow-md:0 4px 6px rgba(0,0,0,0.5);--shadow-lg:0 10px 15px rgba(0,0,0,0.6);--overlay-bg:rgba(10,37,64,0.8);--transition-fast:150ms ease-in-out;--transition-normal:250ms ease-in-out;--transition-slow:350ms ease-in-out;--header-height:56px;--chat-default-width:100%;--chat-minimized-width:30%;--artifact-default-width:70%;--panel-resize-handle:4px;--status-section-height:48px;--price-section-height:120px;--text-xs:0.75rem;--text-sm:0.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.875rem;--font-normal:400;--font-medium:500;--font-semibold:600;--font-bold:700;--leading-tight:1.25;--leading-normal:1.5;--leading-relaxed:1.625;--space-xs:0.25rem;--space-sm:0.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--radius-full:9999px;--z-base:0;--z-dropdown:100;--z-sticky:200;--z-fixed:300;--z-modal-backdrop:400;--z-modal:500;--z-popover:600;--z-tooltip:700}.light{--bg-primary:var(--very-light-gray);--bg-secondary:var(--pure-white);--bg-tertiary:var(--light-gray);--text-primary:var(--primary-deep-blue);--text-secondary:var(--medium-gray);--text-body:var(--primary-deep-blue);--text-heading:var(--primary-deep-blue);--text-label:var(--medium-gray);--border-primary:var(--light-gray);--border-secondary:rgba(206,212,218,0.5);--btn-secondary-text:var(--primary-deep-blue);--btn-secondary-border:var(--primary-deep-blue);--btn-secondary-hover-bg:rgba(10,37,64,0.05);--btn-secondary-active-bg:rgba(10,37,64,0.1);--shadow-sm:0 1px 2px rgba(0,0,0,0.05);--shadow-md:0 4px 6px rgba(0,0,0,0.07);--shadow-lg:0 10px 15px rgba(0,0,0,0.1);--overlay-bg:rgba(248,249,250,0.9)}*{transition:background-color var(--transition-normal),color var(--transition-normal),border-color var(--transition-normal)}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-inter,Inter),Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-weight:var(--font-normal);line-height:var(--leading-normal)}h1,h2,h3,h4,h5,h6{color:var(--text-heading)}a{color:var(--text-primary);text-decoration:none;transition:opacity var(--transition-fast)}a:hover{opacity:.8}.border{border-color:var(--border-primary)}.border-secondary{border-color:var(--border-secondary)}.btn{font-size:var(--text-sm);font-weight:500;padding:.5rem 1rem;border-radius:var(--radius-md);border:2px solid transparent;cursor:pointer;transition:all var(--transition-fast);display:inline-flex;align-items:center;gap:.5rem}.btn-primary{background-color:var(--btn-primary-bg);color:var(--btn-primary-text)}.btn-primary:hover{background-color:var(--btn-primary-hover)}.btn-primary:active{background-color:var(--btn-primary-active)}.btn-secondary{background-color:var(--btn-secondary-bg);color:var(--btn-secondary-text);border-color:var(--btn-secondary-border)}.btn-secondary:hover{background-color:var(--btn-secondary-hover-bg)}.btn-secondary:active{background-color:var(--btn-secondary-active-bg)}.btn-danger{background-color:var(--btn-danger-bg);color:var(--btn-danger-text)}.btn-danger:hover{background-color:var(--btn-danger-hover)}.btn-danger:active{background-color:var(--btn-danger-active)}.text-success{color:var(--status-success)}.text-error{color:var(--status-error)}.text-warning{color:var(--status-warning)}.text-info{color:var(--status-info)}.bg-success{background-color:var(--status-success)}.bg-error{background-color:var(--status-error)}.bg-warning{background-color:var(--status-warning)}.bg-info{background-color:var(--status-info)}.card{background-color:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:var(--radius-lg);padding:1rem}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background-color:var(--bg-secondary)}::-webkit-scrollbar-thumb{background-color:var(--border-primary);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb:hover{background-color:var(--text-secondary)}:focus{outline:2px solid var(--primary-bright-cyan);outline-offset:2px}input,select,textarea{background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:.5rem .75rem;font-size:var(--text-sm);transition:all var(--transition-fast)}input:focus,select:focus,textarea:focus{border-color:var(--primary-bright-cyan);outline:none;box-shadow:0 0 0 3px rgba(0,212,255,.1)}::-moz-placeholder{color:var(--text-secondary);opacity:.7}::placeholder{color:var(--text-secondary);opacity:.7}::-moz-selection{background-color:var(--primary-bright-cyan);color:var(--primary-deep-blue)}::selection{background-color:var(--primary-bright-cyan);color:var(--primary-deep-blue)}.text-primary{color:var(--text-primary)}.text-secondary{color:var(--text-secondary)}.text-body{color:var(--text-body)}.text-label{color:var(--text-label)}.bg-primary{background-color:var(--bg-primary)}.bg-secondary{background-color:var(--bg-secondary)}.bg-tertiary{background-color:var(--bg-tertiary)}.shadow-sm{box-shadow:var(--shadow-sm)}.shadow-md{box-shadow:var(--shadow-md)}.shadow-lg{box-shadow:var(--shadow-lg)}