*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #2563eb;--secondary-color: #7c3aed;--background-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--text-primary: #1f2937;--text-secondary: #6b7280;--white: #ffffff;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--border-radius: 12px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f3f4f6;color:var(--text-primary);line-height:1.6}.app{min-height:100vh;display:flex;flex-direction:column;position:relative}.header{background:var(--background-gradient);color:var(--white);padding:60px 24px;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}.header-content{max-width:1200px;margin:0 auto;position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}.header-left{flex:1;min-width:300px}.header-title{font-size:clamp(1.8rem,4vw,3rem);font-weight:700;margin-bottom:16px;display:flex;align-items:center;gap:16px;animation:slideDown .5s ease-out;line-height:1.3}.header-icon{font-size:clamp(2rem,5vw,3.5rem);background:#fff3;width:70px;height:70px;display:flex;align-items:center;justify-content:center;border-radius:20px;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);box-shadow:0 4px 10px #0000001a}.header-subtitle{font-size:clamp(.95rem,1.8vw,1.2rem);opacity:.95;max-width:600px;animation:slideUp .5s ease-out .2s both;line-height:1.6}.institute-logo{display:flex;flex-direction:column;align-items:center;gap:12px;padding:15px;background:#ffffff26;border-radius:20px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px solid rgba(255,255,255,.2);animation:logoAppear .6s ease-out .3s both;transition:all .3s ease}.institute-logo:hover{transform:translateY(-5px);background:#fff3;border-color:#ffffff4d;box-shadow:0 10px 30px #0003}.institute-image{width:100px;height:100px;object-fit:contain;transition:all .3s ease}.institute-image.colored{filter:none;width:120px;height:120px}.institute-name{text-align:center;color:#fff;font-weight:600;font-size:.9rem;line-height:1.4;letter-spacing:.5px}.institute-name span{display:block}.institute-name span:first-child{font-size:1rem;font-weight:700;margin-bottom:2px}.institute-name span:last-child{font-size:.8rem;opacity:.9}@keyframes logoAppear{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@media(max-width:768px){.header-content{flex-direction:column;text-align:center;gap:20px}.header-left{text-align:center}.header-title{justify-content:center}.institute-logo{flex-direction:row;padding:12px 20px}.institute-image{width:60px;height:60px}.institute-name{text-align:left}}@media(max-width:480px){.institute-logo{flex-direction:column;text-align:center}.institute-name{text-align:center}.header-icon{width:50px;height:50px;font-size:1.8rem}}.header-decoration{position:absolute;top:0;right:0;width:100%;height:100%;background:radial-gradient(circle at top right,rgba(255,255,255,.1) 0%,transparent 50%);pointer-events:none}.years-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px;animation:fadeIn .5s ease-out}.footer{background:var(--white);padding:24px;margin-top:40px;box-shadow:0 -4px 6px #0000000d}.footer-content{max-width:1200px;margin:0 auto;text-align:center;color:var(--text-secondary);font-size:.875rem}.footer-update{margin-top:8px;font-size:.75rem;opacity:.7}@keyframes slideDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media(max-width:768px){.header{padding:40px 20px}.main-content{margin:20px auto;padding:0 16px}.years-grid{gap:20px}}@media(max-width:480px){.header-title{flex-direction:column;text-align:center;gap:8px}.header-subtitle{text-align:center}}.main-content{flex:1;max-width:1200px;margin:40px auto;padding:0 24px;width:100%}.years-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px;margin-bottom:40px;animation:fadeIn .5s ease-out}html{scroll-behavior:smooth}*:focus{outline:2px solid #667eea;outline-offset:2px}.person-photo{opacity:0;animation:imageLoad .3s ease forwards}@keyframes imageLoad{to{opacity:1}}.year-card{background:var(--white);border-radius:var(--border-radius);padding:32px;box-shadow:var(--shadow-md);transition:all .3s ease;position:relative;overflow:hidden;border:1px solid rgba(0,0,0,.05);animation:cardAppear .5s ease-out}.year-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.year-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--card-color)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.card-icon-wrapper{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px;transition:transform .3s ease}.year-card:hover .card-icon-wrapper{transform:scale(1.1) rotate(5deg)}.card-year{font-size:1.5rem;font-weight:700;color:var(--text-secondary);opacity:.7}.card-title{font-size:1.5rem;font-weight:600;margin-bottom:12px;color:var(--text-primary);line-height:1.4}.card-description{color:var(--text-secondary);margin-bottom:24px;line-height:1.6}.card-stats{background:#f8fafc;border-radius:12px;padding:16px;margin-bottom:24px;display:grid;gap:12px}.stat-item{display:flex;justify-content:space-between;align-items:center}.stat-label{color:var(--text-secondary);font-size:.875rem}.stat-value{font-weight:600;color:var(--text-primary)}.view-pdf-button{width:100%;padding:14px 24px;border:none;border-radius:12px;color:var(--white);font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:12px;transition:all .3s ease;box-shadow:0 4px 6px #0000001a}.view-pdf-button:hover{transform:scale(1.02);box-shadow:0 6px 12px #00000026;filter:brightness(1.1)}.view-pdf-button:active{transform:scale(.98)}.button-icon{width:20px;height:20px}@keyframes cardAppear{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.year-card{padding:24px}.card-icon-wrapper{width:50px;height:50px;font-size:24px}.card-year,.card-title{font-size:1.25rem}}.pdf-viewer-overlay{position:fixed;inset:0;background:#000000bf;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:overlayFade .3s ease-out}.pdf-viewer-modal{background:var(--white);border-radius:16px;width:100%;max-width:1200px;height:90vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-lg);animation:modalSlide .3s ease-out}.pdf-viewer-header{padding:20px 24px;border-bottom:1px solid 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svg{width:20px;height:20px}.zoom-level{font-size:.875rem;font-weight:600;color:var(--text-primary);min-width:60px;text-align:center}.control-btn.download:hover{color:#10b981}.control-btn.close:hover{color:#ef4444}.pdf-viewer-container{flex:1;position:relative;overflow:auto;background:#f3f4f6;display:flex;align-items:flex-start;justify-content:center;padding:20px}.pdf-iframe{width:100%;height:100%;border:none;background:var(--white);box-shadow:var(--shadow-md);transition:opacity .3s ease}.pdf-loader{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.loader-spinner{width:50px;height:50px;border:3px solid #f3f4f6;border-top:3px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:16px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes overlayFade{0%{opacity:0}to{opacity:1}}@keyframes modalSlide{0%{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}@media(max-width:768px){.pdf-viewer-modal{height:95vh}.pdf-viewer-header{padding:16px}.pdf-viewer-title h2{font-size:1rem}.pdf-viewer-icon{width:40px;height:40px;font-size:1.5rem}.control-btn{width:36px;height:36px}.zoom-level{min-width:50px;font-size:.75rem}}@media(max-width:480px){.pdf-viewer-header{flex-direction:column;align-items:flex-start}.pdf-viewer-controls{width:100%;justify-content:space-between}}.thank-you-section{margin-top:80px;padding:20px 0;position:relative;animation:fadeInUp .6s ease-out}.section-header{text-align:center;margin-bottom:40px}.section-title{font-size:clamp(2rem,4vw,2.5rem);font-weight:700;color:var(--text-primary);margin-bottom:12px;display:flex;align-items:center;justify-content:center;gap:12px}.section-icon{font-size:2.5rem;animation:wave 2s infinite}.section-subtitle{color:var(--text-secondary);font-size:1.1rem;max-width:600px;margin:0 auto;line-height:1.6}.thank-you-card{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:24px;padding:40px;position:relative;overflow:hidden;box-shadow:0 20px 40px #667eea4d;transition:all .4s cubic-bezier(.175,.885,.32,1.275)}.thank-you-card.expanded{transform:scale(1.02);box-shadow:0 30px 60px #667eea66}.thank-you-content{position:relative;z-index:2;color:#fff}.person-header{display:flex;align-items:center;gap:32px;margin-bottom:32px;flex-wrap:wrap}.photo-wrapper{position:relative}.photo-container{width:150px;height:150px;border-radius:50%;overflow:hidden;border:4px solid rgba(255,255,255,.3);box-shadow:0 10px 20px #0003;transition:transform .3s ease}.thank-you-card:hover .photo-container{transform:scale(1.05) rotate(5deg)}.person-photo{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.person-info{flex:1}.person-name{font-size:clamp(1.5rem,3vw,2rem);font-weight:700;margin-bottom:8px;background:linear-gradient(135deg,#fff,#f0f0f0);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.person-role{font-size:1.1rem;opacity:.9;margin-bottom:12px}.person-badge{display:inline-flex;align-items:center;gap:8px;background:#fff3;padding:8px 16px;border-radius:30px;font-size:.9rem;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border:1px solid rgba(255,255,255,.3)}.badge-icon{font-size:1.1rem}.person-quote{background:#ffffff1a;border-left:4px solid rgba(255,255,255,.5);padding:24px 32px;margin-bottom:32px;border-radius:12px;position:relative;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.quote-mark{font-size:3rem;font-family:serif;line-height:1;opacity:.5;position:absolute}.quote-mark:first-child{top:10px;left:10px}.quote-mark:last-child{bottom:10px;right:10px;transform:rotate(180deg)}.quote-text{font-size:1.2rem;font-style:italic;line-height:1.6;text-align:center;margin:0 40px}.person-contribution{margin-bottom:24px}.person-contribution h4{font-size:1.2rem;font-weight:600;margin-bottom:12px;opacity:.9}.person-contribution p{line-height:1.8;opacity:.9;font-size:1rem}.achievements-section{max-height:0;overflow:hidden;transition:max-height .5s ease-out;margin-bottom:0}.achievements-section.visible{max-height:300px;margin-bottom:24px}.achievements-section h4{font-size:1.2rem;font-weight:600;margin-bottom:16px;opacity:.9}.achievements-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}.achievement-item{display:flex;align-items:center;gap:10px;padding:8px 12px;background:#ffffff1a;border-radius:8px;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.achievement-icon{color:#10b981;font-weight:700}.expand-button{background:#fff;border:none;padding:12px 24px;border-radius:30px;font-size:1rem;font-weight:600;color:#667eea;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:all .3s ease;box-shadow:0 4px 6px #0000001a}.expand-button:hover{transform:translateY(-2px);box-shadow:0 6px 12px #00000026}.expand-icon{width:20px;height:20px;transition:transform .3s ease}.expand-icon.rotated{transform:rotate(180deg)}.thank-you-decoration{position:absolute;inset:0;pointer-events:none}.decoration-circle{position:absolute;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);top:-150px;right:-150px}.decoration-line{position:absolute;width:200px;height:200px;border:2px solid rgba(255,255,255,.1);border-radius:50%;bottom:-100px;left:-100px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes wave{0%,to{transform:rotate(0)}25%{transform:rotate(10deg)}75%{transform:rotate(-10deg)}}@media(max-width:768px){.thank-you-card{padding:24px}.person-header{flex-direction:column;text-align:center;gap:20px}.person-info{text-align:center}.quote-text{margin:0 20px;font-size:1rem}.quote-mark{font-size:2rem}.achievements-list{grid-template-columns:1fr}}@media(max-width:480px){.thank-you-section{margin-top:40px}.section-title{font-size:1.75rem}.photo-container{width:120px;height:120px}.person-name{font-size:1.5rem}.person-role{font-size:1rem}}.floating-thank-you{position:fixed;bottom:30px;right:30px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:16px 24px;border-radius:50px;cursor:pointer;display:flex;align-items:center;gap:12px;box-shadow:0 4px 15px #667eea66;z-index:100;transition:all .3s ease;animation:float 3s infinite}.floating-thank-you:hover{transform:translateY(-5px);box-shadow:0 8px 25px #667eea80}.floating-icon{font-size:1.5rem}.floating-text{font-weight:600}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@media(max-width:768px){.floating-thank-you{bottom:20px;right:20px;padding:12px 20px}.floating-text{display:none}.floating-icon{font-size:1.8rem}}