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| /* CSS Reset and Base Styles */ | |
| * { | |
| margin: 0; | |
| padding: 0; | |
| box-sizing: border-box; | |
| } | |
| :root { | |
| /* Light theme: Crisp, minimal, highly professional */ | |
| --bg-primary: #ffffff; | |
| --bg-secondary: #f8fafc; /* subtle off-white for contrast zones */ | |
| --text-primary: #0f172a; /* deep slate */ | |
| --text-secondary: #475569; | |
| --text-muted: #94a3b8; | |
| --accent-primary: #2563eb; /* sleek royal blue */ | |
| --accent-secondary: #1d4ed8; | |
| --border-color: #e2e8f0; | |
| --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05); | |
| --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05); | |
| --shadow-lg: 0 10px 25px -3px rgb(0 0 0 / 0.05), 0 4px 6px -4px rgb(0 0 0 / 0.05); | |
| --radius-md: 12px; | |
| --radius-button: 6px; | |
| } | |
| [data-theme="dark"] { | |
| /* Dark theme: Deep midnight, soft contrast */ | |
| --bg-primary: #020617; | |
| --bg-secondary: #0f172a; | |
| --text-primary: #f8fafc; | |
| --text-secondary: #cbd5e1; | |
| --text-muted: #64748b; | |
| --accent-primary: #3b82f6; | |
| --accent-secondary: #60a5fa; | |
| --border-color: #1e293b; | |
| --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.5); | |
| --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.3), 0 2px 4px -2px rgb(0 0 0 / 0.3); | |
| --shadow-lg: 0 10px 25px -3px rgb(0 0 0 / 0.3), 0 4px 6px -4px rgb(0 0 0 / 0.3); | |
| } | |
| body { | |
| font-family: 'Inter', system-ui, -apple-system, sans-serif; | |
| line-height: 1.7; | |
| color: var(--text-primary); | |
| background-color: var(--bg-primary); | |
| transition: background-color 0.3s ease, color 0.3s ease; | |
| font-size: 16px; | |
| -webkit-font-smoothing: antialiased; | |
| } | |
| /* Typography */ | |
| h1, h2, h3, h4, h5, h6 { | |
| font-weight: 600; | |
| line-height: 1.2; | |
| margin-bottom: 0.75rem; | |
| letter-spacing: -0.02em; | |
| } | |
| h1 { | |
| font-size: 3.5rem; | |
| font-weight: 700; | |
| text-align: center; | |
| margin-bottom: 1.25rem; | |
| color: var(--text-primary); | |
| } | |
| h2 { | |
| font-size: 2rem; | |
| margin-bottom: 2.5rem; | |
| text-align: center; | |
| position: relative; | |
| padding-bottom: 1rem; | |
| } | |
| h2::after { | |
| content: ''; | |
| position: absolute; | |
| bottom: 0; | |
| left: 50%; | |
| transform: translateX(-50%); | |
| width: 40px; | |
| height: 2px; | |
| background-color: var(--accent-primary); | |
| border-radius: 2px; | |
| } | |
| h3 { | |
| font-size: 1.25rem; | |
| font-weight: 600; | |
| color: var(--text-primary); | |
| } | |
| p { | |
| margin-bottom: 1.25rem; | |
| color: var(--text-secondary); | |
| font-weight: 400; | |
| } | |
| a { | |
| color: var(--accent-primary); | |
| text-decoration: none; | |
| transition: color 0.2s ease; | |
| } | |
| a:hover { | |
| text-decoration: underline; | |
| text-underline-offset: 4px; | |
| } | |
| ul { | |
| padding-left: 1.2rem; | |
| margin-bottom: 1.25rem; | |
| color: var(--text-secondary); | |
| } | |
| li { | |
| margin-bottom: 0.5rem; | |
| } | |
| /* Layout */ | |
| .container { | |
| max-width: 900px; /* narrowed for better reading length */ | |
| margin: 0 auto; | |
| padding: 0 1.5rem; | |
| } | |
| .section { | |
| padding: 6rem 0; | |
| border-bottom: 1px solid var(--border-color); | |
| } | |
| .section:last-child { | |
| border-bottom: none; | |
| } | |
| /* Header */ | |
| .site-header { | |
| position: fixed; | |
| top: 0; | |
| left: 0; | |
| right: 0; | |
| background: var(--bg-primary); | |
| backdrop-filter: blur(8px); | |
| -webkit-backdrop-filter: blur(8px); | |
| border-bottom: 1px solid var(--border-color); | |
| z-index: 1000; | |
| background-color: color-mix(in srgb, var(--bg-primary) 85%, transparent); | |
| } | |
| .nav { | |
| display: flex; | |
| align-items: center; | |
| justify-content: space-between; | |
| padding: 1rem 1.5rem; | |
| max-width: 1200px; | |
| margin: 0 auto; | |
| } | |
| .brand { | |
| display: flex; | |
| align-items: center; | |
| gap: 0.75rem; | |
| font-weight: 600; | |
| font-size: 1.1rem; | |
| color: var(--text-primary); | |
| } | |
| .brand:hover { | |
| text-decoration: none; | |
| } | |
| .logo { | |
| width: 32px; | |
| height: 32px; | |
| } | |
| .nav-links { | |
| display: flex; | |
| align-items: center; | |
| gap: 2rem; | |
| list-style: none; | |
| margin-bottom: 0; | |
| } | |
| .nav-links a { | |
| font-weight: 500; | |
| font-size: 0.9rem; | |
| color: var(--text-secondary); | |
| } | |
| .nav-links a:hover { | |
| color: var(--text-primary); | |
| text-decoration: none; | |
| } | |
| .nav-toggle { | |
| display: none; | |
| background: none; | |
| border: none; | |
| font-size: 1.5rem; | |
| color: var(--text-primary); | |
| cursor: pointer; | |
| } | |
| /* Hero Section */ | |
| .hero { | |
| padding: 10rem 0 6rem; | |
| text-align: center; | |
| } | |
| .profile-container { | |
| margin-bottom: 2.5rem; | |
| } | |
| .profile-avatar { | |
| width: 140px; | |
| height: 140px; | |
| margin: 0 auto; | |
| display: block; | |
| border-radius: 50%; | |
| object-fit: cover; | |
| border: 1px solid var(--border-color); | |
| box-shadow: var(--shadow-md); | |
| } | |
| .hero-subtitle { | |
| font-size: 1.25rem; | |
| max-width: 650px; | |
| margin: 0 auto 2.5rem; | |
| color: var(--text-secondary); | |
| line-height: 1.8; | |
| } | |
| .cta { | |
| display: flex; | |
| gap: 1rem; | |
| justify-content: center; | |
| flex-wrap: wrap; | |
| margin-bottom: 3rem; | |
| } | |
| .quick-facts { | |
| display: flex; | |
| gap: 2rem; | |
| justify-content: center; | |
| flex-wrap: wrap; | |
| list-style: none; | |
| font-size: 0.9rem; | |
| color: var(--text-secondary); | |
| padding: 0; | |
| } | |
| /* Buttons */ | |
| .btn { | |
| display: inline-flex; | |
| align-items: center; | |
| justify-content: center; | |
| padding: 0.75rem 1.5rem; | |
| border-radius: var(--radius-button); | |
| font-weight: 500; | |
| text-decoration: none; | |
| cursor: pointer; | |
| transition: all 0.2s ease; | |
| font-size: 0.95rem; | |
| border: 1px solid transparent; | |
| } | |
| .btn:hover { | |
| text-decoration: none; | |
| } | |
| .btn.primary { | |
| background-color: var(--text-primary); | |
| color: var(--bg-primary); | |
| } | |
| .btn.primary:hover { | |
| background-color: var(--text-secondary); | |
| } | |
| .btn:not(.primary):not(.ghost) { | |
| background: transparent; | |
| color: var(--text-primary); | |
| border-color: var(--border-color); | |
| } | |
| .btn:not(.primary):not(.ghost):hover { | |
| background: var(--bg-secondary); | |
| border-color: var(--text-muted); | |
| } | |
| .btn.ghost { | |
| background: transparent; | |
| color: var(--text-secondary); | |
| } | |
| .btn.ghost:hover { | |
| background: var(--bg-secondary); | |
| color: var(--text-primary); | |
| } | |
| /* Cards / Grid Layouts */ | |
| .cards { | |
| display: grid; | |
| grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); | |
| gap: 1.5rem; | |
| } | |
| .card { | |
| background: transparent; | |
| border: 1px solid var(--border-color); | |
| border-radius: var(--radius-md); | |
| padding: 2rem; | |
| transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1); | |
| } | |
| .card:hover { | |
| transform: translateY(-4px); | |
| box-shadow: var(--shadow-lg); | |
| border-color: var(--text-muted); | |
| } | |
| .card.kpi { | |
| text-align: center; | |
| padding: 2rem 1.5rem; | |
| } | |
| .card.kpi h3 { | |
| font-size: 2.25rem; | |
| font-weight: 700; | |
| color: var(--text-primary); | |
| margin-bottom: 0.5rem; | |
| } | |
| .card.kpi p { | |
| font-size: 0.9rem; | |
| margin-bottom: 0; | |
| } | |
| .card.project h3 { | |
| margin-bottom: 1rem; | |
| } | |
| /* Timeline / Experience */ | |
| .timeline { | |
| list-style: none; | |
| position: relative; | |
| padding-left: 0; | |
| margin-left: 1rem; | |
| border-left: 1px solid var(--border-color); | |
| } | |
| .timeline > li { | |
| position: relative; | |
| margin-bottom: 3rem; | |
| padding-left: 2.5rem; | |
| } | |
| .timeline > li::before { | |
| content: ''; | |
| position: absolute; | |
| left: -5px; | |
| top: 6px; | |
| width: 9px; | |
| height: 9px; | |
| border-radius: 50%; | |
| background: var(--text-muted); | |
| } | |
| .time { | |
| font-size: 0.85rem; | |
| font-weight: 600; | |
| text-transform: uppercase; | |
| letter-spacing: 0.05em; | |
| color: var(--text-muted); | |
| margin-bottom: 0.5rem; | |
| display: block; | |
| } | |
| .content { | |
| background: var(--bg-secondary); | |
| border: 1px solid var(--border-color); | |
| border-radius: var(--radius-md); | |
| padding: 1.5rem 2rem; | |
| margin-top: 0.5rem; | |
| transition: transform 0.3s ease, box-shadow 0.3s ease; | |
| } | |
| .content:hover { | |
| transform: translateY(-2px); | |
| box-shadow: var(--shadow-md); | |
| } | |
| .content h3 { | |
| font-size: 1.15rem; | |
| margin-bottom: 1rem; | |
| } | |
| .content ul { | |
| padding-left: 1.2rem; | |
| } | |
| /* Case Studies */ | |
| .cases { | |
| display: grid; | |
| gap: 1rem; | |
| } | |
| .case { | |
| background: transparent; | |
| border: 1px solid var(--border-color); | |
| border-radius: var(--radius-md); | |
| overflow: hidden; | |
| transition: border-color 0.2s ease; | |
| } | |
| .case[open] { | |
| border-color: var(--text-muted); | |
| } | |
| .case summary { | |
| padding: 1.5rem; | |
| cursor: pointer; | |
| list-style: none; | |
| display: flex; | |
| flex-direction: column; | |
| } | |
| .case summary::-webkit-details-marker { | |
| display: none; | |
| } | |
| .case summary h3 { | |
| margin-bottom: 0.5rem; | |
| } | |
| .case summary .tags { | |
| margin-top: 0.5rem; | |
| } | |
| .case-details { | |
| padding: 0 1.5rem 1.5rem; | |
| } | |
| .case-details h4 { | |
| font-size: 1rem; | |
| color: var(--text-primary); | |
| margin: 1.5rem 0 0.5rem; | |
| font-weight: 600; | |
| } | |
| /* Tags and Chips (Minimalist) */ | |
| .tags { | |
| display: flex; | |
| gap: 0.5rem; | |
| flex-wrap: wrap; | |
| padding: 0; | |
| } | |
| .tags span { | |
| background: transparent; | |
| color: var(--text-secondary); | |
| border: 1px solid var(--border-color); | |
| padding: 0.2rem 0.6rem; | |
| border-radius: 4px; | |
| font-size: 0.75rem; | |
| font-weight: 500; | |
| text-transform: uppercase; | |
| letter-spacing: 0.02em; | |
| } | |
| .chips { | |
| display: flex; | |
| flex-wrap: wrap; | |
| gap: 0.5rem; | |
| list-style: none; | |
| margin-bottom: 2rem; | |
| padding: 0; | |
| } | |
| .chips li { | |
| background: transparent; | |
| border: 1px solid var(--border-color); | |
| color: var(--text-primary); | |
| padding: 0.4rem 1rem; | |
| border-radius: 4px; | |
| font-size: 0.85rem; | |
| font-weight: 500; | |
| } | |
| .sub { | |
| font-size: 1.1rem; | |
| margin: 2.5rem 0 1rem; | |
| color: var(--text-primary); | |
| font-weight: 600; | |
| } | |
| .edu { | |
| list-style: none; | |
| margin-bottom: 2rem; | |
| padding: 0; | |
| } | |
| .edu li { | |
| margin-bottom: 0.5rem; | |
| color: var(--text-secondary); | |
| } | |
| /* Contact */ | |
| .contact { | |
| display: flex; | |
| gap: 1rem; | |
| justify-content: center; | |
| flex-wrap: wrap; | |
| margin-top: 2rem; | |
| } | |
| /* Footer */ | |
| .site-footer { | |
| background: var(--bg-secondary); | |
| border-top: 1px solid var(--border-color); | |
| padding: 3rem 0; | |
| text-align: center; | |
| } | |
| .site-footer small { | |
| color: var(--text-muted); | |
| } | |
| /* Theme Toggle */ | |
| #themeToggle { | |
| background: none; | |
| border: none; | |
| font-size: 1.2rem; | |
| cursor: pointer; | |
| padding: 0.5rem; | |
| border-radius: 50%; | |
| color: var(--text-secondary); | |
| transition: color 0.2s ease, background-color 0.2s ease; | |
| display: flex; | |
| align-items: center; | |
| justify-content: center; | |
| } | |
| #themeToggle:hover { | |
| background: var(--bg-secondary); | |
| color: var(--text-primary); | |
| } | |
| /* Responsive */ | |
| @media (max-width: 768px) { | |
| .nav-toggle { | |
| display: block; | |
| } | |
| .nav-links { | |
| position: absolute; | |
| top: 100%; | |
| left: 0; | |
| right: 0; | |
| background: var(--bg-primary); | |
| border-top: 1px solid var(--border-color); | |
| flex-direction: column; | |
| padding: 1rem; | |
| gap: 1rem; | |
| transform: translateY(-10px); | |
| opacity: 0; | |
| visibility: hidden; | |
| transition: all 0.2s ease; | |
| box-shadow: var(--shadow-sm); | |
| } | |
| .nav-links.active { | |
| transform: translateY(0); | |
| opacity: 1; | |
| visibility: visible; | |
| } | |
| h1 { | |
| font-size: 2.5rem; | |
| } | |
| /* Narrower container for mobile */ | |
| .hero { | |
| padding: 7rem 0 4rem; | |
| } | |
| } | |
| /* Animation */ | |
| @keyframes fadeInUp { | |
| from { | |
| opacity: 0; | |
| transform: translateY(15px); | |
| } | |
| to { | |
| opacity: 1; | |
| transform: translateY(0); | |
| } | |
| } | |
| .card, .timeline li, .case { | |
| animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) both; | |
| } | |
| /* Staggered animation */ | |
| .card:nth-child(2) { animation-delay: 0.1s; } | |
| .card:nth-child(3) { animation-delay: 0.2s; } | |
| .card:nth-child(4) { animation-delay: 0.3s; } | |
| .card:nth-child(5) { animation-delay: 0.4s; } | |
| .card:nth-child(6) { animation-delay: 0.5s; } | |
| .card:nth-child(7) { animation-delay: 0.6s; } | |
| .card:nth-child(8) { animation-delay: 0.7s; } | |
| html { | |
| scroll-behavior: smooth; | |
| } |