:root{--bg: #000000;--surface: #1C1C1E;--surface-alt: #2C2C2E;--surface-bright: #3A3A3C;--card: #121212;--card-alt: #1A1A1A;--accent: #4B9EFF;--accent-dim: rgba(75, 158, 255, .08);--text: #FFFFFF;--text-meta: #D1D1D1;--text-dim: #8A8A8E;--text-2: #AEAEB2;--text-3: #636366;--outline: #38383A;--hairline: rgba(255, 255, 255, .1);--scrim: rgba(0, 0, 0, .6);--glass-bg: rgba(255, 255, 255, .05);--error: #FF3B30;--success: #30D158;--warning: #FF9F0A;--r-sm: 8px;--r-md: 12px;--r-lg: 16px;--r-xl: 24px;--r-2xl: 28px;--r-pill: 999px;--s-1: 8px;--s-2: 16px;--s-3: 24px;--s-4: 32px;--s-5: 48px;--s-6: 80px;--s-7: 120px;--container: 1120px;--reading-width: 760px;--nav-height: 64px}@font-face{font-family:"Instrument Serif";src:url(/fonts/InstrumentSerif-Regular.ttf) format("truetype");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:"Instrument Serif";src:url(/fonts/InstrumentSerif-Italic.ttf) format("truetype");font-weight:400;font-style:italic;font-display:swap}*,*:before,*:after{box-sizing:border-box}html{color-scheme:dark;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}html,body{margin:0;padding:0;background:var(--bg);color:var(--text)}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro,Segoe UI,system-ui,sans-serif;font-size:1rem;line-height:1.6;min-height:100vh}img,svg,video{display:block;max-width:100%;height:auto}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}::selection{background:var(--accent);color:#000}.serif{font-family:"Instrument Serif",Georgia,Times New Roman,serif;letter-spacing:-.01em}.sans{font-family:-apple-system,BlinkMacSystemFont,SF Pro,Segoe UI,system-ui,sans-serif}.serif-display{font-family:"Instrument Serif",Georgia,serif;font-weight:400;font-size:clamp(2.75rem,6vw + 1rem,4.5rem);line-height:1.05;letter-spacing:-.02em}.serif-heading{font-family:"Instrument Serif",Georgia,serif;font-weight:400;font-size:clamp(2rem,3.5vw + 1rem,3rem);line-height:1.1;letter-spacing:-.015em}.serif-card-title{font-family:"Instrument 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var(--s-3);height:52px;border-radius:var(--r-lg);font-size:1rem;font-weight:600;line-height:1;letter-spacing:-.005em;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .12s ease,background-color .12s ease,border-color .12s ease}.btn:hover{text-decoration:none}.btn:active{transform:scale(.98)}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn-primary{background:var(--text);color:var(--bg)}.btn-primary:hover{background:#eaeaea}.btn-secondary{background:var(--card);color:var(--text);border-color:var(--outline)}.btn-secondary:hover{background:var(--card-alt)}.btn-ghost{background:transparent;color:var(--text);border-color:var(--hairline)}.btn-ghost:hover{background:var(--glass-bg)}.card{background:var(--card);border:1px solid var(--hairline);border-radius:var(--r-2xl);padding:var(--s-3)}.card-alt{background:var(--card-alt)}.chip{display:inline-flex;align-items:center;padding:.375rem .75rem;border-radius:var(--r-pill);background:var(--card-alt);color:var(--text-meta);font-size:.75rem;font-weight:500;letter-spacing:.02em}.store-badge{display:inline-flex;align-items:center;gap:.625rem;background:var(--text);color:var(--bg);padding:0 1.125rem;height:52px;border-radius:var(--r-md);font-weight:600;font-size:.95rem}.store-badge:hover{background:#eaeaea;text-decoration:none}.store-badge small{display:block;font-size:.65rem;font-weight:500;opacity:.7;line-height:1;margin-bottom:2px}.store-badge .store-badge__label{line-height:1.1}.phone-frame{position:relative;display:inline-block;background:linear-gradient(180deg,#2a2a2c,#141416);border:1px solid #3a3a3c;border-radius:42px;padding:10px;box-shadow:0 1px #ffffff14 inset,0 30px 60px -20px #0009,0 10px 30px -10px #00000080}.phone-frame img{width:100%;height:auto;border-radius:32px;display:block}.nav{position:sticky;top:0;z-index:50;height:var(--nav-height);backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);background:color-mix(in srgb,var(--bg) 70%,transparent);border-bottom:1px solid var(--hairline)}.nav__inner{display:flex;align-items:center;justify-content:space-between;height:100%}.nav__brand{display:inline-flex;align-items:center;gap:.625rem;color:var(--text);text-decoration:none;font-family:"Instrument Serif",Georgia,serif;font-size:1.5rem;letter-spacing:-.01em}.nav__brand:hover{text-decoration:none}.nav__links{display:flex;align-items:center;gap:var(--s-3)}.nav__link{color:var(--text-meta);text-decoration:none;font-size:.95rem}.nav__link:hover{color:var(--text);text-decoration:none}.nav__cta{padding:.5rem 1rem;height:36px;font-size:.875rem;border-radius:var(--r-md)}@media(max-width:640px){.nav__links{gap:var(--s-2)}.nav__link--hide-mobile{display:none}}.footer{border-top:1px solid var(--hairline);padding-block:var(--s-5);color:var(--text-2);font-size:.875rem}.footer__inner{display:flex;flex-wrap:wrap;gap:var(--s-3);align-items:flex-start;justify-content:space-between}.footer__links{display:flex;flex-wrap:wrap;gap:var(--s-3)}.footer__links a{color:var(--text-meta)}.footer__brand{color:var(--text);font-family:"Instrument Serif",Georgia,serif;font-size:1.25rem}.footer__meta{color:var(--text-dim);font-size:.8125rem;margin-top:.25rem}