:root{--white: #ffffff;--black: #000000;--brand-color: #0066ff;--brand-color-rgb: 0, 102, 255;--secondary-brand-color: #38a801;--secondary-brand-color-rgb: 56, 168, 1;--brand-hover: #0052cc;--brand-subtle: color-mix(in srgb, var(--brand-color) 10%, transparent);--brand-gold: #ffd700;--brand-gold-subtle: color-mix(in srgb, var(--brand-gold) 15%, transparent);--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-tertiary: #f1f3f5;--text-primary: #1a1a1a;--text-secondary: #4a4a4a;--text-muted: #6c757d;--text-on-brand: #ffffff;--border-color: #e9ecef;--border-strong: #dee2e6;--border-subtle: color-mix(in srgb, var(--black) 5%, transparent);--focus-ring: color-mix(in srgb, var(--brand-color) 25%, transparent);--success: #10b981;--warning: #f59e0b;--error: #ef4444;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--element-border-radius: 8px;--shadow-sm: 0 1px 3px color-mix(in srgb, var(--black) 10%, transparent);--shadow-md: 0 4px 6px -1px color-mix(in srgb, var(--black) 12%, transparent), 0 2px 4px -1px color-mix(in srgb, var(--black) 7%, transparent);--shadow-lg: 0 10px 15px -3px color-mix(in srgb, var(--black) 15%, transparent), 0 4px 6px -2px color-mix(in srgb, var(--black) 5%, transparent);--shadow-brand: 0 4px 14px color-mix(in srgb, var(--brand-color) 25%, transparent);--overlay-light: color-mix(in srgb, var(--white) 10%, transparent);--overlay-medium: color-mix(in srgb, var(--white) 30%, transparent);--overlay-dark: color-mix(in srgb, var(--black) 80%, transparent);--overlay-blur: color-mix(in srgb, var(--black) 50%, transparent);--white-10: color-mix(in srgb, var(--white) 10%, transparent);--white-20: color-mix(in srgb, var(--white) 20%, transparent);--white-50: color-mix(in srgb, var(--white) 50%, transparent);--white-60: color-mix(in srgb, var(--white) 60%, transparent);--black-5: color-mix(in srgb, var(--black) 5%, transparent);--black-10: color-mix(in srgb, var(--black) 10%, transparent);--black-20: color-mix(in srgb, var(--black) 20%, transparent);--black-50: color-mix(in srgb, var(--black) 50%, transparent);--brand-10: color-mix(in srgb, var(--brand-color) 10%, transparent);--brand-20: color-mix(in srgb, var(--brand-color) 20%, transparent);--brand-30: color-mix(in srgb, var(--brand-color) 30%, transparent);--brand-40: color-mix(in srgb, var(--brand-color) 40%, transparent);--gold-20: color-mix(in srgb, var(--brand-gold) 20%, transparent);--gold-40: color-mix(in srgb, var(--brand-gold) 40%, transparent);--error-10: color-mix(in srgb, var(--error) 10%, transparent);--warning-10: color-mix(in srgb, var(--warning) 10%, transparent);--appsumo-gold: #f7d002;--appsumo-gold-dark: #ffbb00;--dealmirror-green: #4ade80;--dealmirror-green-subtle: color-mix(in srgb, var(--dealmirror-green) 15%, transparent);--google-blue: #4285F4;--google-green: #34A853;--google-yellow: #FBBC05;--google-red: #EA4335;--spinner-blue: #3498db;--font-primary: "Inter", system-ui, -apple-system, sans-serif;--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;--space-24: 6rem;--space-32: 8rem;--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;--text-4xl: 2.25rem;--text-5xl: 3rem;--text-6xl: 3.75rem;--tracking-tight: -0.02em;--tracking-tighter: -0.03em;--tracking-wide: 0.04em;--tracking-wider: 0.08em;--leading-tight: 1.15;--leading-snug: 1.35;--leading-normal: 1.55;--weight-normal: 400;--weight-medium: 500;--weight-semibold: 600;--weight-bold: 700;--container-max: 1200px;--container-narrow: 720px;--container-pad: var(--space-6);--section-py: var(--space-24);--section-py-mobile: var(--space-12);--btn-radius: 6px;--btn-pad-y: 0.625rem;--btn-pad-x: 1rem;--btn-pad-y-lg: 0.875rem;--btn-pad-x-lg: 1.5rem;--card-radius: 10px;--card-pad: var(--space-6);--ease: cubic-bezier(0.4, 0, 0.2, 1);--duration-fast: 120ms;--duration-base: 180ms;--primary-color: var(--bg-primary);--color-white: var(--white);--header-color: var(--text-primary);--primary-text-color: var(--text-primary);--secondary-text-color: var(--text-secondary);--muted-text-color: var(--text-muted);--input-background-color: var(--bg-primary);--input-border-color: var(--border-color);--popover-background-color: var(--bg-primary);--popover-border-color: var(--border-color);--single-card-background-color: var(--bg-primary);--single-card-text-color: var(--text-primary);--single-card-side-action-bg-color: var(--bg-secondary)}[data-theme=dark],.dark-mode,body.dark-mode{--bg-primary: #121212;--bg-secondary: #141414;--bg-tertiary: #1f1f1f;--text-primary: #f8f9fa;--text-secondary: #adb5bd;--text-muted: #868e96;--border-color: #2c2c2c;--border-strong: #3d3d3d;--border-subtle: color-mix(in srgb, var(--white) 5%, transparent);--shadow-sm: 0 2px 4px color-mix(in srgb, var(--black) 50%, transparent);--shadow-md: 0 8px 16px -4px color-mix(in srgb, var(--black) 60%, transparent), 0 4px 8px -2px color-mix(in srgb, var(--black) 40%, transparent);--shadow-lg: 0 20px 25px -5px color-mix(in srgb, var(--black) 70%, transparent), 0 10px 10px -5px color-mix(in srgb, var(--black) 50%, transparent);--shadow-brand: 0 4px 20px color-mix(in srgb, var(--brand-color) 40%, transparent);--overlay-light: color-mix(in srgb, var(--white) 5%, transparent);--overlay-medium: color-mix(in srgb, var(--white) 15%, transparent);--overlay-dark: color-mix(in srgb, var(--black) 90%, transparent);--overlay-blur: color-mix(in srgb, var(--black) 70%, transparent);--primary-color: var(--bg-primary);--background-color: var(--bg-primary)}:root{--hero-bg-color: var(--bg-primary);--hero-mesh-gradient: none;--hero-glow-color: transparent;--glass-bg: rgba(255, 255, 255, 0.05);--glass-border: var(--border-color);--glass-blur: none}[data-theme=dark],.dark-mode{--glass-bg: rgba(0, 0, 0, 0.2)}.zb-container{width:100%;max-width:var(--container-max);margin-inline:auto;padding-inline:var(--container-pad)}@media(max-width: 768px){.zb-container{padding-inline:var(--space-4)}}.zb-container--narrow{max-width:var(--container-narrow)}.zb-section{padding-block:var(--section-py)}@media(max-width: 768px){.zb-section{padding-block:var(--section-py-mobile)}}.zb-section--tight{padding-block:var(--space-16)}@media(max-width: 768px){.zb-section--tight{padding-block:var(--space-10)}}.zb-section-header{text-align:center;max-width:640px;margin:0 auto var(--space-12)}@media(max-width: 768px){.zb-section-header{margin-bottom:var(--space-8)}}.zb-section-header h2{font-size:var(--text-4xl);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-tight);line-height:var(--leading-tight);color:var(--text-primary);margin:0 0 var(--space-3)}@media(max-width: 768px){.zb-section-header h2{font-size:var(--text-3xl)}}.zb-section-header p{font-size:var(--text-lg);color:var(--text-secondary);line-height:var(--leading-snug);margin:0}@media(max-width: 768px){.zb-section-header p{font-size:var(--text-base)}}.zb-eyebrow{display:inline-block;font-size:var(--text-xs);font-weight:var(--weight-semibold);text-transform:uppercase;letter-spacing:var(--tracking-wider);color:var(--text-secondary);margin:0}.zb-tag{display:inline-flex;align-items:center;gap:var(--space-1);padding:.2rem .5rem;font-size:var(--text-xs);font-weight:var(--weight-medium);color:var(--text-secondary);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm)}.zb-tag--brand{color:var(--brand-color);background:rgba(0,0,0,0);border-color:var(--brand-20)}.zb-btn{--_bg: transparent;--_fg: var(--text-primary);--_border: var(--border-strong);--_bg-hover: var(--bg-secondary);display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--btn-pad-y) var(--btn-pad-x);font-family:inherit;font-size:var(--text-sm);font-weight:var(--weight-medium);line-height:1;color:var(--_fg);background:var(--_bg);border:1px solid var(--_border);border-radius:var(--btn-radius);cursor:pointer;text-decoration:none;white-space:nowrap;transition:background var(--duration-base) var(--ease),border-color var(--duration-base) var(--ease),color var(--duration-base) var(--ease)}.zb-btn:hover{background:var(--_bg-hover)}.zb-btn:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.zb-btn:disabled,.zb-btn[aria-disabled=true]{opacity:.5;cursor:not-allowed}.zb-btn--primary{--_bg: var(--brand-color);--_fg: var(--white);--_border: var(--brand-color);--_bg-hover: var(--brand-hover)}.zb-btn--secondary{--_bg: transparent;--_fg: var(--text-primary);--_border: var(--border-strong);--_bg-hover: var(--bg-secondary)}.zb-btn--ghost{--_bg: transparent;--_fg: var(--text-secondary);--_border: transparent;--_bg-hover: var(--bg-secondary)}.zb-btn--brand-ghost{--_bg: transparent;--_fg: var(--brand-color);--_border: transparent;--_bg-hover: var(--brand-10)}.zb-btn--lg{padding:var(--btn-pad-y-lg) var(--btn-pad-x-lg);font-size:var(--text-base)}.zb-btn--sm{padding:.4rem .75rem;font-size:var(--text-xs)}.zb-btn--block{width:100%}.zb-card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--card-radius);padding:var(--card-pad);transition:border-color var(--duration-base) var(--ease)}.zb-card:hover{border-color:var(--border-strong)}.zb-card--flat{background:rgba(0,0,0,0)}.zb-card--featured{border-color:var(--brand-color)}.zb-divider{height:1px;background:var(--border-color);border:0;margin:var(--space-12) 0}.zb-stack>*+*{margin-top:var(--space-4)}.zb-stack--tight>*+*{margin-top:var(--space-2)}.zb-stack--loose>*+*{margin-top:var(--space-6)}