/* ============================================================ Renukadevi Chuppala — Portfolio Plain CSS, mobile-first. Three palettes (navy / teal / indigo) selected via , light + dark themes. ============================================================ */ /* ---------- Palette definitions (light + dark accent sets) ---------- */ /* Option A — Midnight Navy & Gold (default) */ :root, :root[data-palette="navy"] { --_accent-l: #1a4e8a; /* links, highlights */ --_accent-strong-l: #14365c; /* primary buttons, chips text */ --_accent-soft-l: #e9f0f9; /* chip / icon backgrounds */ --_accent2-l: #b98a1e; /* decorative gold */ --_accent-d: #85b6e8; --_accent-strong-d: #2e5f96; --_accent-soft-d: #1a2a3f; --_accent2-d: #d4ab55; } /* Option B — Slate & Teal */ :root[data-palette="teal"] { --_accent-l: #0f766e; --_accent-strong-l: #115e59; --_accent-soft-l: #e2f1ef; --_accent2-l: #d97706; --_accent-d: #53d1c1; --_accent-strong-d: #0f766e; --_accent-soft-d: #133330; --_accent2-d: #e5a84b; } /* Option C — Graphite & Indigo */ :root[data-palette="indigo"] { --_accent-l: #4f46e5; --_accent-strong-l: #4338ca; --_accent-soft-l: #eceafc; --_accent2-l: #9333ea; --_accent-d: #a5b4fc; --_accent-strong-d: #4f46e5; --_accent-soft-d: #232345; --_accent2-d: #c084fc; } /* ---------- Theme tokens: light (default) ---------- */ :root { color-scheme: light; --bg: #f7f8fa; --bg-alt: #eff2f6; --surface: #ffffff; --text: #1b2434; --muted: #4c5b72; --border: #dfe4ec; --shadow: 0 1px 2px rgba(15, 30, 60, 0.06), 0 8px 24px rgba(15, 30, 60, 0.07); --shadow-lift: 0 2px 4px rgba(15, 30, 60, 0.08), 0 14px 34px rgba(15, 30, 60, 0.12); --accent: var(--_accent-l); --accent-strong: var(--_accent-strong-l); --accent-soft: var(--_accent-soft-l); --accent-2: var(--_accent2-l); --on-accent: #ffffff; } /* ---------- Dark theme (system preference, unless user chose light) ---------- */ @media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { color-scheme: dark; --bg: #0d1320; --bg-alt: #101828; --surface: #151e2d; --text: #e8edf5; --muted: #a3b0c5; --border: #273246; --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 8px 24px rgba(0, 0, 0, 0.35); --shadow-lift: 0 2px 4px rgba(0, 0, 0, 0.4), 0 14px 34px rgba(0, 0, 0, 0.5); --accent: var(--_accent-d); --accent-strong: var(--_accent-strong-d); --accent-soft: var(--_accent-soft-d); --accent-2: var(--_accent2-d); } } /* ---------- Dark theme (explicit user choice) ---------- */ :root[data-theme="dark"] { color-scheme: dark; --bg: #0d1320; --bg-alt: #101828; --surface: #151e2d; --text: #e8edf5; --muted: #a3b0c5; --border: #273246; --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 8px 24px rgba(0, 0, 0, 0.35); --shadow-lift: 0 2px 4px rgba(0, 0, 0, 0.4), 0 14px 34px rgba(0, 0, 0, 0.5); --accent: var(--_accent-d); --accent-strong: var(--_accent-strong-d); --accent-soft: var(--_accent-soft-d); --accent-2: var(--_accent2-d); } /* ---------- Base ---------- */ *, *::before, *::after { box-sizing: border-box; } html { scroll-behavior: smooth; } body { margin: 0; font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; font-size: 1rem; line-height: 1.65; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; } img, svg { max-width: 100%; vertical-align: middle; } a { color: var(--accent); } :focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; } .container { width: min(1080px, 92%); margin-inline: auto; } .visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; } .skip-link { position: absolute; top: -48px; left: 12px; z-index: 100; padding: 0.6rem 1rem; background: var(--accent-strong); color: var(--on-accent); border-radius: 0 0 8px 8px; text-decoration: none; font-weight: 600; transition: top 0.2s ease; } .skip-link:focus { top: 0; } /* ---------- Header / nav ---------- */ .site-header { position: sticky; top: 0; z-index: 50; background: var(--bg); background: color-mix(in srgb, var(--bg) 88%, transparent); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); } .nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 64px; } .brand { display: flex; align-items: center; gap: 0.65rem; text-decoration: none; color: var(--text); font-weight: 700; } .brand-mark { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: var(--accent-strong); color: var(--on-accent); font-size: 0.85rem; font-weight: 800; letter-spacing: 0.03em; } .brand-name { font-size: 0.98rem; } .nav-toggle { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); cursor: pointer; } .nav-toggle-bar, .nav-toggle-bar::before, .nav-toggle-bar::after { display: block; width: 18px; height: 2px; border-radius: 2px; background: var(--text); transition: transform 0.25s ease, opacity 0.2s ease; } .nav-toggle-bar { position: relative; } .nav-toggle-bar::before, .nav-toggle-bar::after { content: ""; position: absolute; left: 0; } .nav-toggle-bar::before { top: -6px; } .nav-toggle-bar::after { top: 6px; } .nav-open .nav-toggle-bar { background: transparent; } .nav-open .nav-toggle-bar::before { transform: translateY(6px) rotate(45deg); } .nav-open .nav-toggle-bar::after { transform: translateY(-6px) rotate(-45deg); } .nav-right { display: none; } .nav-open .nav-right { display: flex; flex-direction: column; align-items: stretch; gap: 0.5rem; position: absolute; top: 100%; left: 0; right: 0; padding: 0.9rem 4%; background: var(--surface); border-bottom: 1px solid var(--border); box-shadow: var(--shadow); } .nav-links { display: flex; flex-direction: column; gap: 0.25rem; margin: 0; padding: 0; list-style: none; } .nav-links a { display: block; padding: 0.55rem 0.75rem; border-radius: 8px; color: var(--text); text-decoration: none; font-weight: 500; font-size: 0.95rem; } .nav-links a:hover { background: var(--accent-soft); color: var(--accent-strong); } .nav-links a[aria-current="true"] { color: var(--accent); font-weight: 600; } .theme-toggle { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--text); cursor: pointer; transition: border-color 0.2s ease, color 0.2s ease; } .theme-toggle:hover { border-color: var(--accent); color: var(--accent); } /* moon shown in light mode ("switch to dark"), sun in dark mode */ .icon-sun { display: none; } :root[data-theme="dark"] .icon-sun { display: block; } :root[data-theme="dark"] .icon-moon { display: none; } @media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .icon-sun { display: block; } :root:not([data-theme="light"]) .icon-moon { display: none; } } @media (min-width: 980px) { .nav-toggle { display: none; } .nav-right, .nav-open .nav-right { display: flex; flex-direction: row; align-items: center; gap: 0.75rem; position: static; padding: 0; background: none; border: 0; box-shadow: none; } .nav-links { flex-direction: row; gap: 0.15rem; } .nav-links a { padding: 0.45rem 0.7rem; } } /* ---------- Buttons ---------- */ .btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.78rem 1.4rem; border-radius: 10px; font-weight: 600; font-size: 0.98rem; text-decoration: none; transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease; } .btn-primary { background: var(--accent-strong); color: var(--on-accent); box-shadow: var(--shadow); } .btn-secondary { border: 1.5px solid var(--accent); color: var(--accent); background: transparent; } .btn-secondary:hover { background: var(--accent-soft); } @media (hover: hover) { .btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lift); } } /* ---------- Hero ---------- */ .hero { position: relative; overflow: hidden; padding: clamp(4rem, 10vw, 7.5rem) 0 clamp(3.5rem, 8vw, 6rem); background: radial-gradient(700px 380px at 85% -10%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 70%), radial-gradient(600px 340px at -10% 110%, color-mix(in srgb, var(--accent-2) 10%, transparent), transparent 70%), var(--bg); } .hero-inner { display: grid; gap: 3rem; align-items: center; } .hero-copy { max-width: 780px; } @media (min-width: 980px) { .hero-inner { grid-template-columns: 1.15fr 0.85fr; } } /* ---------- Hero terminal ---------- */ .term { background: #0a0f1a; border: 1px solid #273246; border-radius: 14px; box-shadow: 0 18px 44px rgba(5, 10, 25, 0.45); font-family: "SF Mono", ui-monospace, Menlo, Consolas, "Liberation Mono", monospace; font-size: 0.86rem; max-width: 520px; } .term-bar { display: flex; align-items: center; gap: 7px; padding: 11px 14px; border-bottom: 1px solid #1c2739; } .term-dot { width: 11px; height: 11px; border-radius: 50%; } .term-dot-r { background: #ff5f57; } .term-dot-y { background: #febc2e; } .term-dot-g { background: #28c840; } .term-title { margin-left: 8px; font-size: 0.7rem; color: #55637a; } .term-body { padding: 14px 16px 18px; min-height: 158px; white-space: pre-wrap; word-break: break-word; line-height: 1.7; color: #e8edf5; } .term-body .t-prompt { color: #6ee7b7; } .term-body .t-out { color: #e8edf5; } .term-body .t-accent { color: #a5b4fc; } .term-caret { display: inline-block; width: 8px; height: 1em; background: #a5b4fc; vertical-align: text-bottom; animation: term-blink 1s steps(1) infinite; } @keyframes term-blink { 50% { opacity: 0; } } .hero-kicker { margin: 1.1rem 0 0; font-size: 0.82rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); } .hero-name { margin: 0; font-size: clamp(2.4rem, 7.5vw, 4rem); font-weight: 800; line-height: 1.08; letter-spacing: -0.02em; } .hero-role { margin: 0.7rem 0 0; font-size: clamp(1.15rem, 3vw, 1.45rem); font-weight: 700; color: var(--accent); } .hero-role::after { content: ""; display: block; width: 64px; height: 4px; margin-top: 1rem; border-radius: 2px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); } .hero-tagline { margin: 1.3rem 0 0; max-width: 58ch; font-size: 1.06rem; color: var(--muted); } .hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; } .hero-companies { display: flex; flex-wrap: wrap; align-items: center; gap: 0.7rem; margin: 2.6rem 0 0; font-size: 0.92rem; font-weight: 600; color: var(--muted); } .hero-companies .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--accent-2); } /* ---------- Sections ---------- */ .section { padding: clamp(3.2rem, 8vw, 5.5rem) 0; scroll-margin-top: 76px; } .section-alt { background: var(--bg-alt); } .section-title { display: flex; align-items: baseline; gap: 0.7rem; margin: 0 0 2.2rem; font-size: clamp(1.5rem, 4vw, 1.9rem); font-weight: 800; letter-spacing: -0.01em; } .section-index { font-size: 0.95rem; font-weight: 700; color: var(--accent); } .section-title-center { justify-content: center; } /* ---------- About ---------- */ .about-grid { display: grid; gap: 2rem; } .about-text p { margin: 0 0 1.1rem; max-width: 62ch; font-size: 1.03rem; color: var(--muted); } .about-text strong { color: var(--text); } .about-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; margin: 0; } .stat { display: flex; flex-direction: column-reverse; justify-content: flex-end; padding: 1.1rem 1.2rem; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); } .stat dd { margin: 0; font-size: 1.9rem; font-weight: 800; color: var(--accent); line-height: 1.15; } .stat dt { font-size: 0.86rem; color: var(--muted); margin-top: 0.2rem; } @media (min-width: 880px) { .about-grid { grid-template-columns: 1.2fr 1fr; gap: 3rem; align-items: start; } } /* ---------- Skills ---------- */ .skills-grid { display: grid; gap: 1.1rem; } .skill-card { padding: 1.35rem 1.4rem; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); transition: transform 0.2s ease, box-shadow 0.2s ease; } @media (hover: hover) { .skill-card:hover, .highlight-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); } } .skill-card h3 { margin: 0 0 0.9rem; font-size: 1.02rem; font-weight: 700; } .chip-list { display: flex; flex-wrap: wrap; gap: 0.45rem; margin: 0; padding: 0; list-style: none; } .chip-list li { padding: 0.28rem 0.7rem; border-radius: 999px; background: var(--accent-soft); color: var(--accent-strong); font-size: 0.85rem; font-weight: 600; } :root[data-theme="dark"] .chip-list li { color: var(--accent); } @media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .chip-list li { color: var(--accent); } } @media (min-width: 640px) { .skills-grid { grid-template-columns: repeat(2, 1fr); } } @media (min-width: 980px) { .skills-grid { grid-template-columns: repeat(3, 1fr); } } /* ---------- Experience timeline ---------- */ .timeline { position: relative; margin: 0; padding: 0.2rem 0 0 1.7rem; list-style: none; } .timeline::before { content: ""; position: absolute; top: 6px; bottom: 6px; left: 5px; width: 2px; background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 15%, transparent)); } .timeline-item { position: relative; padding-bottom: 2.4rem; } .timeline-item:last-child { padding-bottom: 0.4rem; } .timeline-item::before { content: ""; position: absolute; top: 6px; left: -1.7rem; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); } .timeline-head h3 { margin: 0; font-size: 1.12rem; font-weight: 700; } .timeline-head .company { color: var(--accent); } .timeline-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.7rem; margin: 0.5rem 0 0.9rem; } .badge { padding: 0.22rem 0.7rem; border-radius: 999px; background: var(--accent-soft); color: var(--accent-strong); font-size: 0.82rem; font-weight: 700; } :root[data-theme="dark"] .badge { color: var(--accent); } @media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .badge { color: var(--accent); } } .badge-current { background: var(--accent-strong); color: var(--on-accent); } :root[data-theme="dark"] .badge-current { color: var(--on-accent); } @media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .badge-current { color: var(--on-accent); } } .place { font-size: 0.88rem; color: var(--muted); } .timeline-bullets { margin: 0; padding-left: 1.1rem; color: var(--muted); } .timeline-bullets li { margin-bottom: 0.45rem; font-size: 0.99rem; } .timeline-bullets li::marker { color: var(--accent); } @media (min-width: 880px) { .timeline { padding-left: 2.2rem; } .timeline-item::before { left: -2.2rem; } } /* ---------- Career highlights ---------- */ .highlights-grid { display: grid; gap: 1.1rem; } .highlight-card { padding: 1.5rem 1.5rem 1.4rem; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); transition: transform 0.2s ease, box-shadow 0.2s ease; } .highlight-icon { display: grid; place-items: center; width: 46px; height: 46px; margin-bottom: 1rem; border-radius: 12px; background: var(--accent-soft); color: var(--accent); } .highlight-card h3 { margin: 0 0 0.15rem; font-size: 1.08rem; font-weight: 700; } .highlight-org { margin: 0 0 0.7rem; font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); } .highlight-desc { margin: 0; color: var(--muted); font-size: 0.97rem; } .case-link { margin-top: 0.9rem; padding: 0; border: 0; background: none; font: inherit; font-size: 0.92rem; font-weight: 600; color: var(--accent); cursor: pointer; } .case-link:hover { text-decoration: underline; } @media (min-width: 700px) { .highlights-grid { grid-template-columns: repeat(2, 1fr); } } /* ---------- Case-study dialog ---------- */ /* Native disclosures keep case studies available without JavaScript. */ .highlights-grid { align-items: start; } .case-study { margin-top: 1.1rem; } .case-study summary { width: fit-content; padding: 0.4rem 0; color: var(--accent); font-weight: 600; cursor: pointer; } .case-study summary:hover { text-decoration: underline; } .case-study-body { padding-top: 0.4rem; } .case-study-body h4 { margin: 1rem 0 0.35rem; font-size: 0.9rem; } .case-study-body p { margin: 0; color: var(--muted); font-size: 0.93rem; } /* ---------- Personal projects ---------- */ .projects-grid { display: grid; gap: 1.1rem; } .project-card { padding: 1.5rem 1.5rem 1.4rem; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); transition: transform 0.2s ease, box-shadow 0.2s ease; } @media (hover: hover) { .project-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); } } .project-card h3 { margin: 0 0 0.5rem; font-size: 1.08rem; font-weight: 700; } .project-card .highlight-desc { margin-bottom: 1rem; } .projects-more { margin: 1.6rem 0 0; font-size: 0.95rem; color: var(--muted); } .projects-more a { font-weight: 600; } @media (min-width: 700px) { .projects-grid { grid-template-columns: repeat(2, 1fr); } } /* ---------- Education ---------- */ .education-grid { display: grid; gap: 1.1rem; } .education-card { padding: 1.4rem 1.5rem; background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: 12px; box-shadow: var(--shadow); } .education-card .degree { margin: 0 0 0.25rem; font-weight: 700; font-size: 1.03rem; } .education-card .school { margin: 0; color: var(--muted); font-size: 0.95rem; } @media (min-width: 700px) { .education-grid { grid-template-columns: repeat(2, 1fr); } } /* ---------- Contact ---------- */ .section-contact { background: radial-gradient(600px 320px at 50% 120%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 70%), var(--bg); } .contact-inner { text-align: center; } .contact-lede { max-width: 52ch; margin: 0 auto 1.8rem; color: var(--muted); font-size: 1.05rem; } .contact-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.8rem; } .contact-location { display: flex; align-items: center; justify-content: center; gap: 0.45rem; margin: 1.8rem 0 0; color: var(--muted); font-size: 0.92rem; } /* ---------- Footer ---------- */ .site-footer { border-top: 1px solid var(--border); padding: 1.4rem 0; background: var(--bg); } .footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem; font-size: 0.88rem; color: var(--muted); } .footer-inner p { margin: 0; } /* ---------- Progressive enhancement ---------- */ .nav-toggle, .theme-toggle { display: none; } .nav-ready .nav-toggle, .theme-ready .theme-toggle { display: grid; } html:not(.nav-ready) .nav { flex-wrap: wrap; padding-block: 0.75rem; } html:not(.nav-ready) .nav-right { display: block; width: 100%; } html:not(.nav-ready) .nav-links { flex-direction: row; flex-wrap: wrap; } @media (min-width: 980px) { .nav-ready .nav-toggle { display: none; } html:not(.nav-ready) .nav-right { width: auto; } } .reveal.is-revealing { animation: reveal-in 0.55s ease both; } @keyframes reveal-in { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } } .project-preview { margin: 0 0 1.2rem; } .project-preview a { display: block; border-radius: 8px; overflow: hidden; border: 1px solid var(--border); } .project-preview img { display: block; width: 100%; height: auto; aspect-ratio: 8 / 5; object-fit: cover; } .project-preview figcaption { margin-top: 0.45rem; color: var(--muted); font-size: 0.78rem; } .project-source { display: inline-block; margin-top: 1.1rem; padding-block: 0.4rem; font-size: 0.9rem; font-weight: 600; } .timeline-dates { white-space: nowrap; } .term-body { min-height: 235px; } .error-page { min-height: 100vh; display: grid; place-items: center; padding: 2rem; } .error-content { width: min(100%, 36rem); } .error-content h1 { font-size: clamp(2rem, 6vw, 3rem); line-height: 1.2; } .error-content p { color: var(--muted); } /* ---------- Reduced motion ---------- */ @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } } @media print { .site-header, .hero-terminal, .hero-actions, .contact-actions { display: none; } body { background: white; color: black; } .section { padding: 1.5rem 0; } .reveal { opacity: 1 !important; transform: none !important; animation: none !important; } a { color: inherit; } } .earlier-experience > summary { cursor: pointer; font-size: 1.1rem; font-weight: 700; padding-block: 0.35rem; } .earlier-role { margin-top: 1.5rem; }