/* --- Design tokens (Spec B) ---------------------------------- */ :root { /* Color */ --crimson: #990000; --crimson-deep: #6F0000; --navy: #1E3A5F; --cream: #F8F6F1; --ink: #1A1A1A; --muted: #595959; --rule: #E5E1D8; /* Typography */ --font-serif: "Source Serif 4", Georgia, serif; --font-sans: "Inter", system-ui, -apple-system, sans-serif; /* Type scale (rem) */ --fs-hero: 3.5rem; --fs-h1: 2.5rem; --fs-h2: 2rem; --fs-h3: 1.5rem; --fs-body: 1rem; --fs-lead: 1.125rem; --fs-small: 0.875rem; } /* Body baseline — overrides the existing tw-font-mono on */ body { font-family: var(--font-sans); color: var(--ink); background: var(--cream); line-height: 1.6; } /* Heading defaults */ h1, h2, h3 { font-family: var(--font-serif); color: var(--crimson); line-height: 1.2; } /* Utility classes */ .lead { font-size: var(--fs-lead); color: var(--ink); } .muted { color: var(--muted); } .visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; } /* Section heading with crimson left-rule (replaces tw-bg-orange-200) */ .section-head { border-left: 4px solid var(--crimson); padding-left: 1rem; font-family: var(--font-serif); color: var(--crimson); font-size: var(--fs-h1); font-weight: 700; margin-bottom: 1.5rem; } /* --- end design tokens --------------------------------------- */ html { scroll-behavior: smooth; } /* --- Site header --------------------------------------------- */ .site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 50; background: #fff; border-bottom: 2px solid var(--crimson); padding: 0.75rem 5%; display: flex; align-items: center; justify-content: space-between; font-family: var(--font-sans); } .site-header__brand { display: flex; flex-direction: column; text-decoration: none; color: inherit; } .site-header__brand-name { font-family: var(--font-serif); font-weight: 700; font-size: 1.5rem; color: var(--crimson); letter-spacing: -0.01em; line-height: 1; } .site-header__brand-meta { margin-top: 0.25rem; font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); line-height: 1.2; } .site-header__nav { display: flex; align-items: center; gap: 1.5rem; } .site-header__nav a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: 0.9375rem; position: relative; padding: 0.25rem 0; } .site-header__nav a:hover { color: var(--crimson); } .site-header__nav a:hover::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--crimson); } @media (max-width: 1023px) { .site-header__brand-meta { display: none; } .site-header__nav { position: absolute; top: 100%; right: 0; flex-direction: column; align-items: flex-end; background: #fff; border: 1px solid var(--rule); border-top: 2px solid var(--crimson); padding: 1rem 1.5rem; width: 0; overflow: hidden; transition: width 0.2s ease; } .site-header__nav.is-open { width: 60vw; } } .site-header__menu-btn { display: none; background: transparent; border: 0; color: var(--ink); font-size: 1.75rem; padding: 0.25rem; cursor: pointer; } @media (max-width: 1023px) { .site-header__menu-btn { display: block; } } /* Body padding so fixed header doesn't overlap content */ body { padding-top: 60px; } @media (max-width: 1023px) { body { padding-top: 56px; } } /* --- end site header ----------------------------------------- */ /* --- Site footer --------------------------------------------- */ .site-footer { margin-top: 4rem; padding: 3rem 5% 2rem; background: #fff; border-top: 1px solid var(--rule); font-family: var(--font-sans); color: var(--ink); } .site-footer__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; max-width: 1200px; margin: 0 auto; } @media (max-width: 768px) { .site-footer__grid { grid-template-columns: 1fr; gap: 2rem; } } .site-footer__col h4 { font-family: var(--font-sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.75rem; } .site-footer__col ul { list-style: none; padding: 0; margin: 0; } .site-footer__col li { margin-bottom: 0.5rem; } .site-footer__col a { color: var(--ink); text-decoration: none; border-bottom: 1px solid transparent; } .site-footer__col a:hover { color: var(--crimson); border-bottom-color: var(--crimson); } .site-footer__brand { font-family: var(--font-serif); font-weight: 700; font-size: 1.125rem; color: var(--crimson); margin-bottom: 0.5rem; } .site-footer__copy { font-size: var(--fs-small); color: var(--muted); line-height: 1.5; } /* --- Signup form --------------------------------------------- */ .signup-form { display: flex; gap: 0.5rem; align-items: stretch; font-family: var(--font-sans); } .signup-form input[type="email"] { flex: 1; min-width: 0; padding: 0.625rem 0.75rem; border: 1px solid var(--rule); border-radius: 4px; font-size: 0.9375rem; font-family: inherit; color: var(--ink); background: #fff; } .signup-form input[type="email"]:focus { outline: 2px solid var(--navy); outline-offset: 1px; border-color: var(--navy); } .signup-form button { padding: 0.625rem 1.25rem; background: var(--crimson); color: #fff; border: 0; border-radius: 4px; font-weight: 600; font-size: 0.9375rem; cursor: pointer; font-family: inherit; } .signup-form button:hover { background: var(--crimson-deep); } .signup-form button:disabled { opacity: 0.6; cursor: progress; } .signup-status { margin-top: 0.5rem; font-size: var(--fs-small); min-height: 1.2em; } .signup-status[data-state="success"] { color: var(--navy); } .signup-status[data-state="error"] { color: var(--crimson); } .signup-note { margin-top: 0.5rem; font-size: 0.8125rem; color: var(--muted); } /* --- end footer + signup form -------------------------------- */ /* --- Hero ---------------------------------------------------- */ .hero { padding: 4rem 5% 3rem; max-width: 1280px; margin: 0 auto; } .hero__inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 3rem; align-items: center; min-height: calc(100vh - 60px); } @media (max-width: 1023px) { .hero__inner { grid-template-columns: 1fr; min-height: auto; } } .hero__copy { display: flex; flex-direction: column; gap: 1.25rem; } .hero__title { font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-hero); color: var(--crimson); letter-spacing: -0.02em; line-height: 1.05; margin: 0; } .hero__subtitle { font-family: var(--font-sans); font-weight: 400; font-size: var(--fs-h2); color: var(--ink); line-height: 1.25; margin: 0; } .hero__lead { font-family: var(--font-sans); font-size: var(--fs-lead); color: var(--muted); line-height: 1.6; max-width: 50ch; margin: 0; } .hero__media { display: flex; align-items: center; justify-content: center; } .hero__image { width: 100%; max-width: 520px; height: auto; object-fit: contain; } @media (max-width: 1023px) { .hero__image { max-width: 360px; } } /* --- end hero ------------------------------------------------ */ /* --- Generic content section --------------------------------- */ .content-section { padding: 4rem 5%; } .content-section__inner { max-width: 880px; margin: 0 auto; } .content-section__inner > .lead { margin-top: 1rem; max-width: 65ch; } /* --- end content section ------------------------------------- */ /* --- Specific Aims grid -------------------------------------- */ .aim-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2rem; } @media (max-width: 1023px) { .aim-grid { grid-template-columns: 1fr; } } .aim-card { background: #fff; border: 1px solid var(--rule); border-radius: 6px; padding: 2rem 1.75rem; display: flex; flex-direction: column; gap: 0.75rem; } .aim-card__numeral { font-family: var(--font-serif); font-weight: 700; font-size: 3.5rem; color: var(--crimson); line-height: 1; letter-spacing: -0.02em; } .aim-card__heading { font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-h3); color: var(--navy); margin: 0; line-height: 1.25; } .aim-card__body { font-family: var(--font-sans); font-size: var(--fs-body); color: var(--muted); line-height: 1.6; margin: 0; } /* --- end aim grid -------------------------------------------- */ /* --- Quick Start grid ---------------------------------------- */ .quickstart-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2rem; } @media (max-width: 1023px) { .quickstart-grid { grid-template-columns: 1fr; } } .quickstart-card { display: flex; flex-direction: column; background: var(--cream); border: 1px solid var(--rule); border-radius: 6px; overflow: hidden; text-decoration: none; color: inherit; transition: border-color 0.15s ease, transform 0.15s ease; } .quickstart-card:hover { border-color: var(--crimson); transform: translateY(-2px); } .quickstart-card__media { aspect-ratio: 640 / 427; overflow: hidden; background: #ddd; } .quickstart-card__media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.85); transition: filter 0.2s ease; } .quickstart-card:hover .quickstart-card__media img { filter: saturate(1); } .quickstart-card__body { padding: 1.25rem 1.25rem 1.5rem; display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; } .quickstart-card__title { font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-h3); color: var(--ink); margin: 0; line-height: 1.25; } .quickstart-card__cta { color: var(--crimson); font-size: 1.25rem; display: inline-flex; flex: none; } /* --- end quickstart ------------------------------------------ */ /* --- Stay Updated section ------------------------------------ */ .stay-updated { padding: 4rem 5%; background: #fff; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); } .stay-updated__inner { max-width: 640px; margin: 0 auto; text-align: center; } .stay-updated h2 { margin-bottom: 0.75rem; display: inline-block; border-left: none; padding-left: 0; } .stay-updated .lead { margin: 0 auto 1.5rem; max-width: 50ch; } .stay-updated .signup-form { max-width: 480px; margin: 0 auto; } @media (max-width: 600px) { .stay-updated .signup-form { flex-direction: column; } } /* --- end stay updated ---------------------------------------- */