/* Meaning Memory v2 — Gemini-inspired premium stylesheet Aesthetic: MOMA / museum minimalist. Inter (body) + Outfit (headings). Colors: warm off-white (#fcfbfa), dark slate (#1c1d1f), gold (#c9a961). Adapted from the Gemini mockup with three additions: 1. <480px responsive layer (mobile menu, fluid h1, container padding) 2. Theme-color meta hooks for iOS Safari 3. Pipeline diagram horizontal scroll for narrow screens */ @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@300;400;500;600;700&display=swap'); /* Theme variables. Light mode is the default (no media query — always light unless the user has explicitly toggled dark via the header switch). Dark mode is activated by [data-theme="dark"] on , set by the inline FOUC-prevention script in each page's . */ :root { --bg-color: #fcfbfa; --text-primary: #1c1d1f; --text-secondary: #5e6065; --border-color: #e5e4e2; --accent-gold: #c9a961; --accent-gold-hover: #b0914e; --accent-light: #f7f4ec; --card-bg: rgba(255, 255, 255, 0.7); --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1); --shadow-subtle: 0 4px 30px rgba(0, 0, 0, 0.02); } [data-theme="dark"] { --bg-color: #0f1011; --text-primary: #f5f5f7; --text-secondary: #a0a2aa; --border-color: #222428; --accent-gold: #c9a961; --accent-gold-hover: #dfbe76; --accent-light: #1b1915; --card-bg: rgba(18, 19, 21, 0.7); --shadow-subtle: 0 4px 30px rgba(0, 0, 0, 0.2); } * { box-sizing: border-box; margin: 0; padding: 0; } body { background-color: var(--bg-color); color: var(--text-primary); font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; line-height: 1.6; overflow-x: hidden; transition: background-color 0.5s ease, color 0.5s ease; } h1, h2, h3, h4, h5, h6 { font-family: 'Outfit', sans-serif; font-weight: 500; letter-spacing: -0.02em; line-height: 1.2; } a { color: var(--text-primary); text-decoration: none; transition: var(--transition-smooth); } .container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; } /* ── Header / Navigation ── */ header { border-bottom: 1px solid var(--border-color); position: sticky; top: 0; background-color: rgba(252, 251, 250, 0.85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); z-index: 100; transition: var(--transition-smooth); } [data-theme="dark"] header { background-color: rgba(15, 16, 17, 0.85); } .nav-container { display: flex; justify-content: space-between; align-items: center; height: 80px; } .logo-group { display: flex; align-items: center; gap: 0.75rem; font-family: 'Outfit', sans-serif; font-weight: 600; font-size: 1.3rem; } /* Gemini's distinctive logo: gold ring with offset inner dot */ .logo-icon { width: 24px; height: 24px; background-color: var(--accent-gold); border-radius: 50%; position: relative; display: inline-block; flex-shrink: 0; } .logo-icon::after { content: ''; position: absolute; width: 8px; height: 8px; background-color: var(--bg-color); border-radius: 50%; top: 8px; left: 8px; } /* Header nav (scoped — footer also uses