:root{--bg: #f7f8fb;--surface: #ffffff;--elev: #ffffff;--text: #0f172a;--muted: #667085;--accent: #2563eb;--accent2: #8b5cf6;--ring: color-mix(in oklab, var(--accent) 70%, transparent);--shadow: 0 10px 30px rgba(2, 6, 23, .12);--container-max: 1200px;--header-height: 64px;--header-height-mobile: 60px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 18px;--radius-2xl: 20px;--transition: .2s ease;--transition-slow: .3s ease}[data-theme=dark]{--bg: #0b1220;--surface: #101827;--elev: #0f172a;--text: #e5e7eb;--muted: #9aa4b2;--accent: #60a5fa;--accent2: #a78bfa;--ring: color-mix(in oklab, var(--accent) 70%, transparent);--shadow: 0 10px 30px rgba(0, 0, 0, .35)}@media (prefers-color-scheme: dark){:root{--bg: #0b1220;--surface: #101827;--elev: #0f172a;--text: #e5e7eb;--muted: #9aa4b2;--accent: #60a5fa;--accent2: #a78bfa;--ring: color-mix(in oklab, var(--accent) 70%, transparent);--shadow: 0 10px 30px rgba(0, 0, 0, .35)}}*{margin:0;padding:0;box-sizing:border-box}html{font-family:Inter,Plus Jakarta Sans,system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;transition:background-color var(--transition),color var(--transition)}#root,.app{min-height:100vh;display:flex;flex-direction:column}.app-header{position:sticky;top:0;z-index:50;height:var(--header-height);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);background:color-mix(in oklab,var(--surface) 85%,transparent);border-bottom:1px solid color-mix(in oklab,var(--muted) 20%,transparent);transition:all var(--transition)}.header-container{max-width:var(--container-max);margin:0 auto;padding:0 20px;height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px}.header-title{font-size:clamp(20px,3vw,28px);font-weight:800;letter-spacing:-.02em;background:linear-gradient(135deg,var(--accent) 0%,var(--accent2) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-family:Plus Jakarta Sans,system-ui,sans-serif;flex-shrink:0}.header-actions{display:flex;align-items:center;gap:12px;flex:1;justify-content:flex-end}.header-search-form{flex:1;max-width:400px}.header-search-container{display:flex;align-items:center;background:var(--elev);border-radius:9999px;height:40px;padding:0 14px;box-shadow:var(--shadow);border:1px solid color-mix(in oklab,var(--muted) 15%,transparent);transition:all var(--transition);gap:8px}.header-search-container:focus-within{border-color:var(--accent);box-shadow:var(--shadow),0 0 0 2px var(--ring)}.header-search-input{flex:1;border:none;outline:none;background:transparent;color:var(--text);font-size:14px;font-weight:400;height:100%;font-family:inherit}.header-search-input::placeholder{color:var(--muted)}.header-search-input:focus{outline:none}.header-clear-button{background:transparent;color:var(--muted);border:none;border-radius:50%;width:24px;height:24px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition);flex-shrink:0}.header-clear-button:hover:not(:disabled){background:color-mix(in oklab,#fef2f2 90%,#dc2626 10%);color:#dc2626}.header-clear-button:disabled{opacity:.5;cursor:not-allowed}.header-search-button{background:var(--accent);color:#fff;border:none;border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition);flex-shrink:0}.header-search-button:hover:not(:disabled){background:var(--accent2);transform:translateY(-1px)}.header-search-button:active:not(:disabled){transform:scale(.98)}.header-search-button:disabled{background:var(--muted);cursor:not-allowed;transform:none}.hero-section{padding:clamp(32px,8vw,60px) 20px;text-align:center;background:linear-gradient(135deg,color-mix(in oklab,var(--bg) 95%,var(--accent) 5%) 0%,var(--bg) 100%)}.hero-content{max-width:var(--container-max);margin:0 auto}.hero-title{font-size:clamp(28px,5vw,42px);font-weight:800;color:var(--text);margin-bottom:12px;font-family:Plus Jakarta Sans,system-ui,sans-serif;letter-spacing:-.02em}.hero-subtitle{font-size:clamp(16px,2.5vw,20px);color:var(--muted);margin-bottom:32px;font-weight:400;line-height:1.5}.app-main{flex:1;padding:0 20px clamp(28px,6vw,80px) 20px;max-width:var(--container-max);margin:0 auto;width:100%}.search-hero{text-align:center;margin-bottom:clamp(40px,10vw,80px)}.search-form{max-width:600px;margin:0 auto}.search-container{display:flex;align-items:center;gap:12px;background:var(--surface);border-radius:var(--radius-xl);height:56px;padding:0 20px;box-shadow:var(--shadow);transition:all var(--transition);border:1px solid color-mix(in oklab,var(--muted) 15%,transparent)}.search-container:focus-within{box-shadow:var(--shadow);transform:translateY(-1px);border-color:var(--accent)}.search-input{flex:1;border:none;outline:none;background:transparent;color:var(--text);font-size:16px;font-weight:400;height:100%;font-family:inherit}.search-input::placeholder{color:var(--muted)}.search-input:focus{outline:none;box-shadow:0 0 0 2px var(--ring);border-radius:var(--radius-sm)}.button-group{display:flex;align-items:center;gap:8px}.clear-button{background:color-mix(in oklab,var(--surface) 90%,var(--muted) 10%);color:var(--muted);border:1px solid color-mix(in oklab,var(--muted) 20%,transparent);border-radius:var(--radius-md);width:44px;height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition)}.clear-button:hover:not(:disabled){background:color-mix(in oklab,#fef2f2 90%,#dc2626 10%);color:#dc2626;border-color:#fecaca;transform:scale(1.05)}.clear-button:disabled{opacity:.5;cursor:not-allowed}.search-button{background:var(--accent);color:#fff;border:none;border-radius:50%;width:44px;height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition);font-weight:600;box-shadow:0 4px 12px #00000026}.search-button:hover:not(:disabled){background:var(--accent2);transform:translateY(-1px);box-shadow:0 6px 16px #0003}.search-button:active:not(:disabled){transform:translateY(0)}.search-button:disabled{background:var(--muted);cursor:not-allowed;transform:none}.quick-chips{display:flex;justify-content:center;gap:8px;margin-top:20px;flex-wrap:wrap;overflow-x:auto;padding:0 20px;-webkit-overflow-scrolling:touch}.chip{background:color-mix(in oklab,var(--surface) 80%,var(--accent) 20%);color:var(--text);border:1px solid color-mix(in oklab,var(--accent) 30%,transparent);border-radius:var(--radius-xl);padding:10px 18px;font-size:14px;font-weight:500;cursor:pointer;transition:all var(--transition);font-family:Plus Jakarta Sans,system-ui,sans-serif;white-space:nowrap;flex-shrink:0;position:relative;overflow:hidden}.chip:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s ease}.chip:hover{background:var(--accent);color:#fff;transform:translateY(-2px);box-shadow:0 6px 16px #0003;border-color:var(--accent)}.chip:hover:before{left:100%}.chip:active{transform:translateY(0);box-shadow:0 2px 8px #00000026}*{-webkit-tap-highlight-color:transparent}body{-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%}@media (max-width: 768px){.header-container{padding:0 16px;gap:12px;flex-wrap:nowrap}.header-title{font-size:18px;flex-shrink:0;max-width:150px}.header-actions{gap:8px;flex:1;min-width:0}.header-search-form{max-width:none;flex:1;min-width:0}.header-search-container{height:40px;padding:0 12px}.header-search-input{font-size:16px}.header-search-button{width:36px;height:36px}.header-clear-button{width:20px;height:20px}.hero-section{padding:32px 16px}.hero-title{font-size:32px}.hero-subtitle{font-size:18px}.gallery-grid{grid-template-columns:repeat(2,1fr);gap:16px}}@media (max-width: 480px){.app-header{height:var(--header-height-mobile)}.header-container{padding:8px 12px;gap:8px;flex-direction:row;align-items:center;height:100%}.header-title{font-size:16px;text-align:left;margin-bottom:0;font-weight:700;flex-shrink:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:120px}.header-actions{gap:8px;width:100%;flex:1;min-width:0}.header-search-container{height:40px;padding:0 12px;border-radius:20px;flex:1;min-width:0}.header-search-input{font-size:14px;font-weight:400}.header-search-button{width:32px;height:32px}.header-clear-button{width:20px;height:20px}.quick-chips{justify-content:flex-start;padding:0 12px;gap:8px;overflow-x:auto;-webkit-overflow-scrolling:touch;margin-top:4px}.chip{padding:8px 14px;font-size:13px;flex-shrink:0;border-radius:16px;font-weight:500}.hero-section{padding:16px 12px}.hero-title{font-size:24px;margin-bottom:8px;line-height:1.2;font-weight:800}.hero-subtitle{font-size:14px;margin-bottom:16px;line-height:1.4;opacity:.9}.gallery-grid{grid-template-columns:1fr;gap:12px;padding:0 12px}.app-main{padding:0 12px 20px}.image-card{border-radius:16px;box-shadow:0 8px 24px #00000026}.image-container{aspect-ratio:4/3}.download-button{padding:10px 16px;font-size:14px;border-radius:12px;font-weight:600}.load-more-button{width:100%;padding:16px 24px;font-size:16px;border-radius:16px;font-weight:600}.modal-content{max-width:95vw;max-height:95vh;margin:10px;border-radius:20px}.modal-actions{flex-direction:column;gap:10px}.modal-action-button{width:100%;justify-content:center;padding:14px 20px;border-radius:12px;font-weight:600}.empty-state,.error-state{padding:40px 20px}.empty-content h3,.error-content h3{font-size:20px;margin-bottom:12px}.empty-content p,.error-content p{font-size:16px;margin-bottom:24px}.retry-button{padding:14px 24px;font-size:16px;border-radius:12px;font-weight:600}}@media (max-width: 360px){.app-header{height:56px}.header-container{padding:0 8px;gap:6px}.header-title{font-size:14px;max-width:100px}.header-search-container{height:36px;padding:0 8px}.header-search-input{font-size:13px}.header-search-button{width:28px;height:28px}.hero-section{padding:16px 8px}.hero-title{font-size:20px}.hero-subtitle{font-size:13px}.gallery-grid{padding:0 8px;gap:10px}.app-main{padding:0 8px 16px}.chip{padding:6px 12px;font-size:12px}}@media (max-width: 320px){.app-header{height:52px}.header-container{padding:0 6px;gap:4px}.header-title{font-size:13px;max-width:80px}.header-search-container{height:32px;padding:0 6px}.header-search-input{font-size:12px}.header-search-button{width:24px;height:24px}.hero-section{padding:12px 6px}.hero-title{font-size:18px}.hero-subtitle{font-size:12px}.gallery-grid{padding:0 6px;gap:8px}.app-main{padding:0 6px 12px}.chip{padding:5px 10px;font-size:11px}}.gallery-container{width:100%}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;margin-bottom:2rem}@media (max-width: 480px){.gallery-grid{grid-template-columns:1fr;gap:12px}}@media (min-width: 481px) and (max-width: 900px){.gallery-grid{grid-template-columns:repeat(2,1fr);gap:16px}}@media (min-width: 901px){.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}}.image-card{background:var(--surface);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);transition:all var(--transition);opacity:0;transform:translateY(8px);animation:fadeInUp .4s ease forwards;cursor:pointer}@keyframes fadeInUp{to{opacity:1;transform:translateY(0)}}.image-card:hover{transform:translateY(-6px) scale(1.03);box-shadow:0 20px 40px #00000026}.image-container{position:relative;aspect-ratio:4/3;overflow:hidden}.image-skeleton{position:absolute;inset:0;background:var(--elev);display:flex;align-items:center;justify-content:center}.skeleton-content{width:60px;height:60px;background:linear-gradient(90deg,var(--elev) 25%,color-mix(in oklab,var(--muted) 20%,transparent) 50%,var(--elev) 75%);background-size:200% 100%;border-radius:var(--radius-sm);animation:shimmer 1.5s infinite}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.image{width:100%;height:100%;object-fit:cover;transition:transform var(--transition);opacity:0}.image.loaded{opacity:1}.image-card:hover .image{transform:scale(1.04)}.image-container:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(110deg,transparent,rgba(255,255,255,.3),transparent);transition:left .6s ease;pointer-events:none;z-index:1}.image-card:hover .image-container:after{left:100%}.image-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.85) 0%,rgba(0,0,0,.5) 50%,transparent 100%);display:flex;flex-direction:column;justify-content:flex-end;padding:20px;opacity:0;transition:opacity var(--transition)}.image-card:hover .image-overlay{opacity:1}.download-button{background:#ffffffe6;color:var(--text);border:none;border-radius:var(--radius-md);padding:10px 16px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;font-size:14px;font-weight:600;transition:all var(--transition);margin-bottom:12px;font-family:Plus Jakarta Sans,system-ui,sans-serif}.download-button:hover:not(:disabled){background:#fff;transform:scale(1.05)}.download-button:disabled{opacity:.6;cursor:not-allowed}.image-info{padding:16px}.photographer-info{margin-bottom:8px}.photographer-link{color:var(--text);text-decoration:none;font-weight:600;font-size:14px;transition:color var(--transition)}.photographer-link:hover{color:var(--accent)}.attribution{font-size:12px;color:var(--text-secondary);line-height:1.4}.attribution-link{color:var(--accent);text-decoration:none;transition:color var(--transition)}.attribution-link:hover{color:var(--accent2);text-decoration:underline}.loading-state{display:flex;justify-content:center;align-items:center;padding:3rem 1rem}.loading-content{text-align:center}.loading-content p{margin-top:1rem;color:var(--muted);font-size:16px}.error-state,.empty-state{display:flex;justify-content:center;align-items:center;min-height:400px;padding:2rem}.error-content,.empty-content{text-align:center;max-width:400px}.error-content svg,.empty-content svg{color:var(--muted);margin-bottom:1rem;width:64px;height:64px}.error-content h3,.empty-content h3{font-size:24px;font-weight:600;color:var(--text);margin-bottom:8px;font-family:Plus Jakarta Sans,system-ui,sans-serif}.error-content p,.empty-content p{color:var(--muted);margin-bottom:1.5rem;font-size:16px}.retry-button{background:var(--accent);color:#fff;border:none;border-radius:var(--radius-md);padding:12px 24px;font-size:14px;font-weight:600;cursor:pointer;transition:all var(--transition);font-family:Plus Jakarta Sans,system-ui,sans-serif}.retry-button:hover{background:var(--accent2);transform:translateY(-1px)}.load-more-container{display:flex;justify-content:center;margin-top:2rem;padding:0 20px}.load-more-button{background:var(--surface);color:var(--accent);border:2px solid var(--accent);border-radius:var(--radius-md);padding:12px 24px;font-size:16px;font-weight:600;cursor:pointer;transition:all var(--transition);width:100%;max-width:320px;font-family:Plus Jakarta Sans,system-ui,sans-serif}.load-more-button:hover{background:var(--accent);color:#fff;transform:translateY(-1px)}@media (max-width: 480px){.load-more-button{width:100%}}.api-key-alert{display:flex;justify-content:center;align-items:center;min-height:60vh;padding:2rem}.alert-content{text-align:center;max-width:500px;background:var(--surface);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);border:1px solid color-mix(in oklab,var(--accent) 30%,transparent)}.alert-content h3{font-size:24px;font-weight:600;color:var(--text);margin-bottom:1rem;font-family:Plus Jakarta Sans,system-ui,sans-serif}.alert-content p{color:var(--muted);font-size:16px;line-height:1.5}.app-footer{background:var(--surface);border-top:1px solid color-mix(in oklab,var(--muted) 20%,transparent);padding:20px;text-align:center;margin-top:auto;position:sticky;bottom:0;z-index:10}.app-footer p{color:var(--muted);font-size:14px;margin:0;font-weight:400}.spinner{width:20px;height:20px;border:2px solid transparent;border-top:2px solid currentColor;border-radius:50%;animation:spin 1s linear infinite}.spinner.small{width:16px;height:16px;border-width:1.5px}.spinner.large{width:32px;height:32px;border-width:3px}@keyframes spin{to{transform:rotate(360deg)}}.modal-backdrop{position:fixed;inset:0;background:#000c;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background:var(--surface);border-radius:var(--radius-lg);box-shadow:0 25px 50px #00000040;max-width:90vw;max-height:90vh;overflow:hidden;display:flex;flex-direction:column;animation:scaleIn .2s ease;outline:none;border:1px solid color-mix(in oklab,var(--muted) 20%,transparent)}@keyframes scaleIn{0%{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-close{position:absolute;top:16px;right:16px;background:#00000080;color:#fff;border:none;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition);z-index:10}.modal-close:hover{background:#000000b3;transform:scale(1.1)}.modal-image-container{position:relative;max-height:80vh;overflow:hidden;display:flex;align-items:center;justify-content:center}.modal-image{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;display:block}.modal-info{padding:24px;flex:1;overflow-y:auto}.modal-title{font-size:20px;font-weight:600;color:var(--text);margin-bottom:8px;font-family:Plus Jakarta Sans,system-ui,sans-serif}.modal-description{color:var(--text);margin-bottom:12px;line-height:1.5}.modal-alt{color:var(--muted);font-size:14px;margin-bottom:20px;line-height:1.4;font-style:italic}.modal-actions{display:flex;gap:12px;flex-wrap:wrap}.modal-action-button{display:flex;align-items:center;gap:8px;padding:12px 20px;border-radius:var(--radius-md);font-size:14px;font-weight:600;cursor:pointer;transition:all var(--transition);border:none;font-family:Plus Jakarta Sans,system-ui,sans-serif;flex:1;min-width:120px;justify-content:center}.modal-action-button.primary{background:var(--accent);color:#fff}.modal-action-button.primary:hover{background:var(--accent2);transform:translateY(-1px)}.modal-action-button.secondary{background:color-mix(in oklab,var(--surface) 80%,var(--accent) 20%);color:var(--text);border:1px solid color-mix(in oklab,var(--accent) 30%,transparent)}.modal-action-button.secondary:hover{background:var(--accent);color:#fff;transform:translateY(-1px)}@media (max-width: 768px){.modal-content{max-width:95vw;max-height:95vh}.modal-actions{flex-direction:column}.modal-action-button{flex:none;width:100%}}.search-input:focus-visible,.search-button:focus-visible,.clear-button:focus-visible,.download-button:focus-visible,.retry-button:focus-visible,.load-more-button:focus-visible,.chip:focus-visible,.image-card:focus-visible{outline:2px solid var(--ring);outline-offset:2px}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.image-card{animation:none;opacity:1;transform:none}}@media (prefers-contrast: high){.image-card,.search-container,.download-button{border:2px solid var(--text)}}