/* ========================================================= Aisha Oyegunle — Portfolio Plain HTML / CSS / JS. No frameworks, no Webflow. ========================================================= */ /* ---------- Fonts — loaded via Google Fonts (see ) ---------- */ /* ---------- Reset ---------- */ *, *::before, *::after { box-sizing: border-box; } html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; } body, h1, h2, h3, h4, p, ul, ol, figure, blockquote { margin: 0; padding: 0; } ul, ol { list-style: none; } img, svg { display: block; max-width: 100%; height: auto; } a { color: inherit; text-decoration: none; } button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; } :focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; } /* ---------- Tokens — dark (default) ---------- */ :root { --bg: #0f0820; --bg-2: #160a2c; --bg-3: #1e0c3c; --surface: rgba(255, 255, 255, 0.04); --surface-strong: rgba(255, 255, 255, 0.08); --border: rgba(255, 255, 255, 0.12); --border-strong: rgba(255, 255, 255, 0.2); --text: #f5f1ff; --text-muted: rgba(245, 241, 255, 0.72); --text-dim: rgba(245, 241, 255, 0.55); --accent: #b78bff; --accent-strong: #9167e4; --highlight: #f4b544; --display: "Playfair Display", system-ui, -apple-system, sans-serif; --sans: "Space Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; --header-bg: rgba(15, 8, 32, 0.72); --container: 1180px; --radius-sm: 12px; --radius-md: 20px; --radius-lg: 28px; --space-1: 0.5rem; --space-2: 1rem; --space-3: 1.5rem; --space-4: 2rem; --space-5: 3rem; --space-6: 4.5rem; --space-7: 6.5rem; } /* ---------- Tokens — light ---------- */ [data-theme="light"] { --bg: #faf8ff; --bg-2: #f2eeff; --bg-3: #e8e0ff; --surface: rgba(110, 60, 200, 0.06); --surface-strong: rgba(110, 60, 200, 0.1); --border: rgba(110, 60, 200, 0.15); --border-strong: rgba(110, 60, 200, 0.28); --text: #1a0640; --text-muted: rgba(26, 6, 64, 0.7); --text-dim: rgba(26, 6, 64, 0.48); --accent: #7340c2; --accent-strong: #5e2ea6; --highlight: #b5800a; --header-bg: rgba(250, 248, 255, 0.85); } /* Auto-match OS when no explicit choice has been set */ @media (prefers-color-scheme: light) { :root:not([data-theme]) { --bg: #faf8ff; --bg-2: #f2eeff; --bg-3: #e8e0ff; --surface: rgba(110, 60, 200, 0.06); --surface-strong: rgba(110, 60, 200, 0.1); --border: rgba(110, 60, 200, 0.15); --border-strong: rgba(110, 60, 200, 0.28); --text: #1a0640; --text-muted: rgba(26, 6, 64, 0.7); --text-dim: rgba(26, 6, 64, 0.48); --accent: #7340c2; --accent-strong: #5e2ea6; --highlight: #b5800a; --header-bg: rgba(250, 248, 255, 0.85); } } @media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; } } /* ---------- Base ---------- */ body { font-family: var(--sans); font-size: 16px; line-height: 1.6; color: var(--text); background-color: var(--bg); background-image: radial-gradient( circle at top right, rgba(183, 139, 255, 0.18), transparent 45% ), radial-gradient( circle at -10% 20%, rgba(244, 181, 68, 0.1), transparent 40% ); background-attachment: fixed; transition: background-color 220ms ease, color 220ms ease; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; } .container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; } .eyebrow { display: inline-block; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent); } .section-title { font-family: var(--display); font-weight: 500; font-size: clamp(2rem, 4vw, 3.25rem); line-height: 1.05; letter-spacing: -0.01em; color: var(--text); } .eyebrow + .section-title, .eyebrow + .page-title { margin-top: 0.75rem; } .section-lede { margin-top: var(--space-3); max-width: 60ch; color: var(--text-muted); font-size: 1.0625rem; line-height: 1.7; } section { padding-block: clamp(4rem, 9vw, 7rem); } /* ---------- Theme toggle button ---------- */ .theme-toggle { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 999px; background-color: var(--surface); border: 1px solid var(--border); color: var(--text-muted); cursor: pointer; transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease; flex-shrink: 0; } .theme-toggle:hover { background-color: var(--surface-strong); border-color: var(--border-strong); color: var(--text); transform: rotate(12deg); } .theme-toggle svg { width: 18px; height: 18px; pointer-events: none; } /* Show/hide sun vs moon based on current theme */ .theme-toggle .icon-sun { display: none; } .theme-toggle .icon-moon { display: block; } [data-theme="light"] .theme-toggle .icon-sun { display: block; } [data-theme="light"] .theme-toggle .icon-moon { display: none; } @media (prefers-color-scheme: light) { :root:not([data-theme]) .theme-toggle .icon-sun { display: block; } :root:not([data-theme]) .theme-toggle .icon-moon { display: none; } } /* ---------- Header / Nav ---------- */ .site-header { position: sticky; top: 0; z-index: 50; background-color: var(--header-bg); backdrop-filter: saturate(140%) blur(14px); -webkit-backdrop-filter: saturate(140%) blur(14px); border-bottom: 1px solid transparent; transition: border-color 200ms ease, background-color 220ms ease; } .site-header[data-scrolled="true"] { border-bottom-color: var(--border); } .nav { display: flex; align-items: center; justify-content: space-between; padding-block: 1rem; } .nav-actions { display: flex; align-items: center; gap: 0.5rem; } .brand { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--display); font-weight: 600; font-size: 1.25rem; letter-spacing: 0.01em; } .brand img { width: 36px; height: 36px; } .nav-list { display: flex; gap: 2rem; align-items: center; } .nav-mobile-only { display: none; } .nav-list a { position: relative; padding: 0.25rem 0; font-size: 0.95rem; color: var(--text-muted); transition: color 180ms ease; } .nav-list a:hover, .nav-list a[aria-current="page"] { color: var(--text); } .nav-list a[aria-current="page"]::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background-color: var(--accent); border-radius: 2px; } .nav-cta { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.55rem 1rem; border-radius: 999px; background-color: var(--accent-strong); color: #fff; font-size: 0.9rem; font-weight: 500; transition: transform 180ms ease, background-color 180ms ease; } .nav-cta:hover { background-color: var(--accent); transform: translateY(-1px); } .nav-toggle { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: 10px; background-color: var(--surface); border: 1px solid var(--border); } .nav-toggle .bars { position: relative; width: 18px; height: 12px; } .nav-toggle .bars span { position: absolute; left: 0; right: 0; height: 2px; background-color: var(--text); border-radius: 2px; transition: transform 220ms ease, opacity 180ms ease, top 220ms ease; } .nav-toggle .bars span:nth-child(1) { top: 0; } .nav-toggle .bars span:nth-child(2) { top: 5px; } .nav-toggle .bars span:nth-child(3) { top: 10px; } .nav-toggle[aria-expanded="true"] .bars span:nth-child(1) { top: 5px; transform: rotate(45deg); } .nav-toggle[aria-expanded="true"] .bars span:nth-child(2) { opacity: 0; } .nav-toggle[aria-expanded="true"] .bars span:nth-child(3) { top: 5px; transform: rotate(-45deg); } @media (max-width: 800px) { .nav-toggle { display: inline-flex; } .nav-mobile-only { display: list-item; } .nav-cta-wrap { display: none; } .nav-list { position: fixed; inset: 64px 1rem auto 1rem; flex-direction: column; gap: 1rem; padding: 1rem; border-radius: var(--radius-md); background-color: rgba(15, 8, 32, 0.96); border: 1px solid var(--border); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); transform-origin: top right; transform: scale(0.96); opacity: 0; visibility: hidden; pointer-events: none; transition: transform 180ms ease, opacity 180ms ease, visibility 0ms 180ms; } [data-theme="light"] .nav-list { background-color: rgba(242, 238, 255, 0.97); } .nav-list { align-items: stretch; } .nav-list a { padding: 0.85rem 0.5rem; font-size: 1rem; color: var(--text); border-bottom: 1px solid var(--border); } .nav-list a:last-child { border-bottom: 0; } .nav-list a[aria-current="page"]::after { display: none; } .nav[data-open="true"] .nav-list { transform: scale(1); opacity: 1; visibility: visible; pointer-events: auto; transition: transform 180ms ease, opacity 180ms ease, visibility 0ms 0ms; } } /* ---------- Hero ---------- */ .hero { position: relative; padding-block: clamp(5rem, 10vw, 7rem) clamp(4rem, 8vw, 6rem); overflow: hidden; } .hero-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(2.5rem, 5vw, 4rem); } .hero-eyebrow { display: inline-flex; align-items: center; gap: 0.6rem; padding: 0.4rem 0.85rem; border-radius: 999px; background-color: var(--surface); border: 1px solid var(--border); font-size: 0.78rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); } .hero-eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 999px; background-color: #3be43b; box-shadow: 0 0 0 4px rgba(59, 228, 59, 0.18); } .hero-title { margin-top: 1.75rem; font-family: var(--display); font-weight: 500; font-size: clamp(3rem, 7.6vw, 6rem); line-height: 0.98; letter-spacing: -0.02em; } .hero-title .stroke { -webkit-text-fill-color: transparent; -webkit-text-stroke: 1px var(--accent); color: transparent; } .hero-intro { margin-top: 1.5rem; max-width: 66ch; font-size: clamp(1.05rem, 1.4vw, 1.25rem); line-height: 1.65; color: var(--text-muted); } .hero-intro p + p { margin-top: 1rem; } .hero-intro a { color: var(--text); border-bottom: 1px solid var(--accent); padding-bottom: 1px; transition: color 180ms ease, border-color 180ms ease; } .hero-intro a:hover { color: var(--accent); border-color: var(--text); } .hero-meta { margin-top: 1.25rem; display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; color: var(--text-dim); } .hero-meta::before { content: ""; width: 18px; height: 1px; background-color: var(--text-dim); } .hero-actions { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 0.85rem; } .btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.85rem 1.3rem; border-radius: 999px; font-size: 0.95rem; font-weight: 500; letter-spacing: 0.01em; transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease, color 180ms ease; } .btn svg { width: 14px; height: 14px; transition: transform 200ms ease; } .btn:hover svg { transform: translateX(3px) translateY(-1px); } .btn-primary { background: linear-gradient( 135deg, var(--accent-strong) 0%, color-mix(in srgb, var(--accent-strong) 65%, #000) 100% ); color: #fff; box-shadow: 0 12px 30px -10px rgba(145, 103, 228, 0.45); } .btn-primary:hover { transform: translateY(-2px); } .btn-ghost { background-color: transparent; border: 1px solid var(--border-strong); color: var(--text); } .btn-ghost:hover { border-color: var(--accent); color: var(--text); } .btn-link { padding: 0; border-radius: 0; color: var(--accent); } .btn-link::after { content: ""; display: inline-block; width: 0; height: 1px; background-color: currentColor; transition: width 200ms ease; margin-left: 0.4rem; } .btn-link:hover::after { width: 16px; } .hero-stats { margin-top: 3rem; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; } .stat { padding: 1.25rem 1.25rem; border-radius: var(--radius-md); background: linear-gradient(180deg, var(--surface-strong), var(--surface)); border: 1px solid var(--border); } .stat-value { font-family: var(--display); font-weight: 600; font-size: 2.25rem; line-height: 1; color: var(--text); } .stat-value .unit { color: var(--highlight); font-weight: 500; } .stat-label { margin-top: 0.6rem; font-size: 0.875rem; line-height: 1.5; color: var(--text-muted); } /* ---------- Principles ---------- */ .principles { border-top: 1px solid var(--border); background-color: var(--bg-2); } /* ---------- Case studies (homepage teaser) ---------- */ .case-teaser { border-top: 1px solid var(--border); } .case-teaser-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1rem; } .case-teaser-grid { margin-top: clamp(2rem, 4vw, 3rem); display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; } @media (min-width: 760px) { .case-teaser-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } } .case-card { display: flex; flex-direction: column; gap: 0.75rem; padding: 1.75rem; border-radius: var(--radius-lg); background-color: var(--surface); border: 1px solid var(--border); transition: transform 240ms ease, border-color 240ms ease; } .case-card:hover { transform: translateY(-4px); border-color: var(--accent); } .case-card .meta { display: flex; flex-wrap: wrap; gap: 0.4rem 0.6rem; font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-dim); } .case-card h3 { font-family: var(--display); font-weight: 500; font-size: 1.75rem; line-height: 1.15; } .case-card p { color: var(--text-muted); line-height: 1.7; font-size: 0.98rem; } .case-card .read { margin-top: auto; padding-top: 0.5rem; color: var(--accent); font-size: 0.9rem; font-weight: 500; letter-spacing: 0.02em; } /* ---------- Notes ---------- */ .notes-teaser { border-top: 1px solid var(--border); background-color: var(--bg-2); } .section-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1rem; } .section-lede { margin-top: 1rem; max-width: 58ch; color: var(--text-muted); font-size: 1.0125rem; line-height: 1.7; } .notes-grid { margin-top: clamp(2rem, 4vw, 3rem); display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; } @media (min-width: 760px) { .notes-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); } } .note-card { display: flex; flex-direction: column; padding: 1.75rem; border-radius: var(--radius-lg); background-color: var(--surface); border: 1px solid var(--border); } .note-card-link { transition: transform 240ms ease, border-color 240ms ease, background-color 240ms ease; } .note-card-link:hover { transform: translateY(-4px); border-color: var(--accent); background-color: var(--surface-strong); } .note-meta { display: flex; align-items: center; justify-content: space-between; gap: 1rem; color: var(--text-dim); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; } .note-meta span:last-child { color: var(--highlight); } .note-card h2, .note-card h3 { margin-top: 1rem; font-family: var(--display); font-weight: 500; font-size: 1.55rem; line-height: 1.15; } .note-card p { margin-top: 0.75rem; color: var(--text-muted); font-size: 0.95rem; line-height: 1.7; } .note-read { margin-top: auto; padding-top: 1rem; color: var(--accent); font-size: 0.9rem; font-weight: 500; } .notes-page { padding-block: clamp(1rem, 3vw, 2rem) clamp(4rem, 8vw, 6rem); } .notes-page .notes-grid { margin-top: 0; } /* ---------- Note article ---------- */ .note-article { padding-block: clamp(4rem, 8vw, 6rem); } .note-article-header, .note-article-body { width: min(100%, 720px); margin-inline: auto; } .note-article-header .note-meta { justify-content: flex-start; } .note-article-title { margin-top: 1rem; font-family: var(--display); font-weight: 500; font-size: clamp(2.5rem, 7vw, 4.75rem); line-height: 1.02; letter-spacing: -0.025em; } .note-article-intro { margin-top: 1.5rem; color: var(--text-muted); font-size: clamp(1.1rem, 2vw, 1.25rem); line-height: 1.75; } .note-article-body { margin-top: clamp(3rem, 6vw, 4.5rem); } .note-article-body h2 { margin-top: 2.5rem; font-family: var(--display); font-weight: 500; font-size: clamp(1.65rem, 4vw, 2.25rem); line-height: 1.15; } .note-article-body h3 { margin-top: 2rem; font-family: var(--display); font-weight: 500; font-size: clamp(1.3rem, 3vw, 1.65rem); line-height: 1.2; } .note-article-body p { margin-top: 1.25rem; color: var(--text-muted); font-size: 1.0625rem; line-height: 1.85; } .note-article-body ul { margin-top: 1.25rem; padding-left: 1.25rem; list-style: disc; color: var(--text-muted); } .note-article-body li { padding-left: 0.35rem; font-size: 1.0625rem; line-height: 1.75; } .note-article-body li + li { margin-top: 0.75rem; } .note-article-body strong { color: var(--text); } .note-article-back { margin-top: 3rem; } /* ---------- Case studies page ---------- */ .page-intro { padding-block: clamp(4rem, 8vw, 6rem) clamp(2rem, 4vw, 3rem); } .page-title { font-family: var(--display); font-weight: 500; font-size: clamp(2.5rem, 6vw, 4.5rem); line-height: 1.02; letter-spacing: -0.02em; } .page-lede { margin-top: 1.5rem; max-width: 60ch; color: var(--text-muted); font-size: 1.0625rem; line-height: 1.7; } .case-list { padding-block: clamp(1rem, 3vw, 2rem) clamp(4rem, 8vw, 6rem); display: flex; flex-direction: column; gap: 1.5rem; } .case-study { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.25rem; padding: clamp(1.75rem, 3vw, 2.5rem); border-radius: var(--radius-lg); background-color: var(--surface); border: 1px solid var(--border); scroll-margin-top: 6rem; } @media (min-width: 880px) { .case-study { grid-template-columns: 0.9fr 1.6fr; gap: 2.5rem; align-items: start; } } .case-study .meta { display: flex; flex-direction: column; gap: 0.6rem; font-size: 0.85rem; color: var(--text-dim); letter-spacing: 0.08em; text-transform: uppercase; } .case-study .meta strong { display: block; font-family: var(--display); font-weight: 500; font-size: 1.3rem; letter-spacing: -0.01em; text-transform: none; color: var(--accent); } .case-study h2 { font-family: var(--display); font-weight: 500; font-size: clamp(1.65rem, 3vw, 2.25rem); line-height: 1.1; letter-spacing: -0.01em; } .case-study p { margin-top: 1rem; color: var(--text-muted); font-size: 1.0125rem; line-height: 1.75; } .case-study .case-actions { margin-top: 1.5rem; display: flex; align-items: center; flex-wrap: wrap; gap: 0.85rem; } .values-grid { margin-top: clamp(2rem, 4vw, 3rem); display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; } @media (min-width: 720px) { .values-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } } .value-card { padding: 1.5rem; border-radius: var(--radius-md); border: 1px solid var(--border); background-color: var(--surface); } .value-card h3 { font-family: var(--display); font-weight: 500; font-size: 1.3rem; margin-bottom: 0.5rem; } .value-card p { color: var(--text-muted); font-size: 0.95rem; line-height: 1.65; } /* ---------- Contact / Footer ---------- */ .contact { border-top: 1px solid var(--border); background: radial-gradient( circle at 20% 0%, rgba(145, 103, 228, 0.25), transparent 50% ), var(--bg-3); text-align: center; } .contact h2 { font-family: var(--display); font-weight: 500; font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.05; letter-spacing: -0.01em; max-width: 24ch; margin-inline: auto; } .contact h2 .stroke { -webkit-text-fill-color: transparent; -webkit-text-stroke: 1px var(--accent); color: transparent; } .contact-lede { margin-top: 1rem; max-width: 56ch; margin-inline: auto; color: var(--text-muted); font-size: 1.0625rem; line-height: 1.7; } .contact-actions { margin-top: 2rem; display: inline-flex; flex-wrap: wrap; gap: 0.85rem; justify-content: center; } .socials { margin-top: 2.5rem; display: inline-flex; gap: 0.5rem; padding: 0.5rem; border-radius: 999px; background-color: var(--surface); border: 1px solid var(--border); } .socials a { width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; transition: background-color 180ms ease, transform 180ms ease; } .socials a:hover { background-color: var(--surface-strong); transform: translateY(-2px); } .socials img { width: 18px; height: 18px; } [data-theme="light"] .socials img { filter: invert(1) brightness(0.2); } @media (prefers-color-scheme: light) { :root:not([data-theme]) .socials img { filter: invert(1) brightness(0.2); } } .site-footer { padding-block: 2rem; border-top: 1px solid var(--border); background-color: var(--bg); } .footer-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem; color: var(--text-dim); font-size: 0.85rem; } .footer-row a { color: var(--text-muted); transition: color 180ms ease; } .footer-row a:hover { color: var(--text); } /* ---------- Utilities ---------- */ .flex-actions { display: flex; flex-wrap: wrap; gap: 0.85rem; align-items: center; } .divider { height: 1px; background-color: var(--border); } .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; } /* Skip link — visible to keyboard users on focus */ .skip-link { position: absolute; top: -100%; left: 1rem; z-index: 200; padding: 0.65rem 1.25rem; font-size: 0.9rem; font-weight: 500; color: var(--text); background-color: var(--bg-3); border: 2px solid var(--accent); border-radius: 8px; transition: top 150ms ease; text-decoration: none; } .skip-link:focus-visible { top: 1rem; outline: none; }