:root{--primary-color: #0d9488;--primary-dark: #0f766e;--secondary-color: #64748b;--bg-color: #f8fafc;--card-bg: #ffffff;--text-main: #1e293b;--text-muted: #64748b;--border-color: #e2e8f0;--danger-color: #ef4444;--success-color: #10b981;--warning-color: #f59e0b;--sidebar-width: 260px;--header-height: 60px;--shadow: 0 4px 6px -1px rgb(0 0 0 / .1);--radius: 8px}body.dark-mode{--bg-color: #0f172a;--card-bg: #1e293b;--text-main: #f1f5f9;--text-muted: #94a3b8;--border-color: #334155}.hidden{display:none!important}.loading-overlay{position:fixed;inset:0;background:var(--card-bg);z-index:2000;display:flex;flex-direction:column;align-items:center;justify-content:center}.spinner{width:40px;height:40px;border:4px solid #e2e8f0;border-top:4px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,system-ui,sans-serif;background-color:var(--bg-color);color:var(--text-main);height:100vh;overflow:hidden}.app-wrapper{display:flex;height:100vh;width:100%}.sidebar{width:var(--sidebar-width);background-color:var(--card-bg);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:100;transition:transform .3s;flex-shrink:0}.sidebar-header{height:var(--header-height);display:flex;align-items:center;padding:0 1.5rem;background-color:var(--primary-color);color:#fff;font-weight:600;font-size:1.1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-logo{height:60px;width:auto;margin-right:12px;object-fit:contain}.user-profile-summary{padding:1.5rem;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border-color)}.user-avatar{width:40px;height:40px;background:var(--bg-color);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text-muted)}.user-info{display:flex;flex-direction:column;font-size:.9rem;overflow:hidden}.user-email{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.app-version{font-size:.75rem;color:var(--text-muted)}.sidebar nav{flex:1;overflow-y:auto;padding:1rem 0}.sidebar nav ul{list-style:none}.sidebar nav a{display:flex;align-items:center;padding:.75rem 1.5rem;color:var(--text-muted);text-decoration:none;transition:.2s;gap:10px;border-left:3px solid transparent}.sidebar nav a:hover,.sidebar nav a.active{color:var(--primary-color);background:#f0fdfa;border-left-color:var(--primary-color)}body.dark-mode .sidebar nav a:hover,body.dark-mode .sidebar nav a.active{background:#134e4a;color:#5eead4}.sidebar-divider{height:1px;background:var(--border-color);margin:.5rem 1.5rem}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden;position:relative}.top-bar{height:var(--header-height);background:var(--primary-color);color:#fff;border-bottom:1px solid var(--border-color);display:none;align-items:center;padding:0 1.5rem;justify-content:space-between}.hamburger-btn{background:none;border:none;font-size:1.2rem;cursor:pointer;color:#fff;display:none}.mobile-brand{display:flex;align-items:center;gap:10px;font-weight:600;color:#fff;font-size:1.1rem}.mobile-brand img{height:40px;width:auto;object-fit:contain}.view{flex:1;overflow-y:auto;padding:2rem}.view.hidden{display:none}.view-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem;flex-wrap:wrap;gap:1rem}.view-header h1{font-size:1.8rem;margin-bottom:.25rem;color:var(--text-main)}.view-subtitle{color:var(--text-muted)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:var(--card-bg);padding:1.5rem;border-radius:var(--radius);border:1px solid var(--border-color);box-shadow:var(--shadow);position:relative;overflow:hidden;cursor:pointer;transition:transform .2s}.stat-card:hover{transform:translateY(-2px);border-color:var(--primary-color)}.stat-number{font-size:2.5rem;font-weight:700;color:var(--primary-color);margin-top:.5rem}.icon-bg{position:absolute;right:-10px;bottom:-10px;font-size:5rem;opacity:.05;color:var(--text-main)}.dashboard-grid{display:grid;grid-template-columns:2fr 1fr;gap:1.5rem}.reminder-card{background:#f0fdfa;border:1px solid #ccfbf1;color:#0f766e;padding:1rem;border-radius:var(--radius);display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}body.dark-mode .reminder-card{background:#115e59;border-color:#134e4a;color:#ccfbf1}.reminder-content{display:flex;align-items:center;gap:10px}.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;flex-wrap:wrap;gap:1rem}.search-bar{position:relative;min-width:250px}.search-bar i{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-muted)}.search-bar input{padding-left:35px}.filter-group{display:flex;gap:.5rem;background:var(--card-bg);padding:4px;border-radius:6px;border:1px solid var(--border-color)}.filter-btn{background:none;border:none;padding:6px 12px;border-radius:4px;cursor:pointer;color:var(--text-muted);font-size:.9rem;transition:.2s}.filter-btn:hover,.filter-btn.active{background:var(--primary-color);color:#fff}.calendar-controls{margin-bottom:2rem;display:flex;align-items:center;gap:1rem}.calendar-layout{display:grid;grid-template-columns:1fr 1fr;gap:2rem;height:calc(100vh - 250px)}.calendar-column{display:flex;flex-direction:column;background:var(--card-bg);border-radius:var(--radius);border:1px solid var(--border-color);padding:1rem;overflow:hidden}.calendar-column h3{margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-color)}.event-list{overflow-y:auto;flex:1;padding-right:5px}.calendar-event-item{background:var(--bg-color);border-radius:6px;padding:10px;margin-bottom:10px;display:flex;align-items:center;justify-content:space-between;border-left:4px solid var(--primary-color);transition:.2s}.calendar-event-item:hover{transform:translate(2px)}.event-item-content{flex:1}.event-item-header{display:flex;justify-content:space-between;font-size:.8rem;color:var(--text-muted);margin-bottom:4px}.event-item-title{font-weight:600;font-size:1rem}.event-item-notes{font-size:.85rem;color:var(--text-muted);margin-top:4px;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.event-item-actions{display:flex;gap:5px;margin-left:10px;align-items:center}.reports-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.report-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding:3rem 1.5rem;gap:1rem}.icon-large{font-size:3rem;color:var(--primary-color);margin-bottom:1rem}.notes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem}.note-card{background:#f0fdfa;border:1px solid #99f6e4;color:#115e59;padding:1rem;border-radius:var(--radius);display:flex;flex-direction:column;height:350px;position:relative;transition:transform .2s}body.dark-mode .note-card{background:#134e4a;border-color:#2dd4bf;color:#ccfbf1}.note-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.note-content-display{flex:1;overflow-y:auto;white-space:pre-wrap;font-size:.95rem;line-height:1.5;margin-bottom:1rem}.note-actions{display:flex;justify-content:flex-end;gap:5px;opacity:.6;transition:.2s}.note-card:hover .note-actions{opacity:1}.card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);margin-bottom:1.5rem}.primary-btn,.secondary-btn,.danger-btn{padding:.75rem 1.5rem;border-radius:8px;border:none;cursor:pointer;font-weight:500;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.2s;font-size:.95rem;box-shadow:0 1px 2px #0000000d}.primary-btn{background:var(--primary-color);color:#fff}.primary-btn:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 4px 6px -1px #0000001a}.secondary-btn{background:transparent;border:1px solid var(--border-color);color:var(--text-main)}.secondary-btn:hover{background:var(--bg-color);transform:translateY(-1px);box-shadow:0 4px 6px -1px #0000000d}.danger-btn{color:var(--danger-color);border-color:var(--danger-color);background:transparent;border:1px solid var(--danger-color)}.danger-btn:hover{background:#fef2f2;transform:translateY(-1px)}.small-btn{padding:.4rem .8rem;font-size:.85rem}.icon-btn{background:none;border:none;cursor:pointer;color:var(--text-muted);padding:5px;font-size:1rem;transition:.2s}.icon-btn:hover{color:var(--primary-color);transform:scale(1.1)}.icon-btn.danger:hover{color:var(--danger-color)}.table-wrapper{background:var(--card-bg);border-radius:var(--radius);border:1px solid var(--border-color);overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:600px}th,td{padding:1rem;text-align:left;border-bottom:1px solid var(--border-color);vertical-align:middle}th{background:var(--bg-color);font-weight:600;color:var(--text-muted);font-size:.85rem;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;cursor:pointer}th:hover{color:var(--primary-color)}tr:last-child td{border-bottom:none}tr:hover td{background-color:#00000005}.pigeon-photo-thumbnail{width:40px;height:40px;border-radius:50%;object-fit:cover;border:2px solid var(--border-color)}.image-wrapper{position:relative;width:40px;height:40px;cursor:pointer}.image-wrapper .overlay{position:absolute;inset:0;background:#0000004d;border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:.2s}.image-wrapper:hover .overlay{opacity:1}.image-wrapper .overlay i{color:#fff;font-size:.8rem}.status-badge{padding:4px 8px;border-radius:12px;font-size:.75rem;font-weight:600;text-transform:capitalize}.status-active,.status-laying{background:#dcfce7;color:#166534}.status-breeding,.status-incubating{background:#dbeafe;color:#1e40af}.status-archived{background:#f1f5f9;color:#475569}.status-deceased,.status-failed{background:#fee2e2;color:#991b1b}.status-young,.status-feeding{background:#fef3c7;color:#92400e}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:1000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:.3s;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal.is-open{opacity:1;visibility:visible}.modal-content{background:var(--card-bg);width:95%;max-width:500px;border-radius:var(--radius);box-shadow:0 20px 25px -5px #0000001a;display:flex;flex-direction:column;max-height:90vh}.modal-content.large-modal{max-width:900px}.modal-header{padding:1.25rem;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.modal-body{padding:1.5rem;overflow-y:auto}.modal-footer{padding:1.25rem;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:10px;background:var(--bg-color);border-bottom-left-radius:var(--radius);border-bottom-right-radius:var(--radius)}.close-modal{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-muted)}.modal-content.image-modal{background:transparent;box-shadow:none;align-items:center;justify-content:center;max-width:90vw}.modal-content.image-modal img{max-width:100%;max-height:80vh;border-radius:var(--radius);box-shadow:0 25px 50px -12px #00000040}.close-modal-overlay{position:absolute;top:20px;right:20px;background:#fff3;border:none;color:#fff;font-size:2rem;cursor:pointer;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center}.form-group{margin-bottom:1rem}.form-row{display:flex;gap:1rem}.form-row.three-col{gap:1rem}.form-row>*{flex:1}.form-section-title{font-size:.9rem;font-weight:700;color:var(--text-muted);margin:1.5rem 0 .5rem;text-transform:uppercase;border-bottom:1px solid var(--border-color);padding-bottom:5px}label{display:block;margin-bottom:.5rem;font-size:.9rem;font-weight:500}input,select,textarea{width:100%;padding:.6rem;border:1px solid var(--border-color);border-radius:6px;background:var(--card-bg);color:var(--text-main);font-family:inherit}input:focus,select:focus,textarea:focus{outline:2px solid var(--primary-color);border-color:transparent}.checkbox-group{display:flex;align-items:center;gap:.5rem;margin-top:1rem}.checkbox-group input{width:auto}#pigeon-image-preview{max-width:100%;max-height:200px;object-fit:contain;border-radius:6px;border:1px solid var(--border-color);display:block;margin-bottom:10px}.switch{position:relative;display:inline-block;width:40px;height:24px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;inset:0;background-color:#ccc;transition:.4s;border-radius:34px}.slider:before{position:absolute;content:"";height:16px;width:16px;left:4px;bottom:4px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.slider{background-color:var(--primary-color)}input:checked+.slider:before{transform:translate(16px)}.mobile-sort-container{position:relative;display:none;margin-left:auto}#mobile-sort-options{position:absolute;top:100%;right:0;background:var(--card-bg);border:1px solid var(--border-color);border-radius:6px;box-shadow:0 4px 12px #00000026;width:180px;padding:5px 0;z-index:200;list-style:none;margin-top:5px}#mobile-sort-options li a{display:flex;justify-content:space-between;align-items:center;padding:10px 15px;text-decoration:none;color:var(--text-main);font-size:.95rem}#mobile-sort-options li a:hover{background:var(--bg-color)}.settings-section{margin-bottom:2rem;border-bottom:1px solid var(--border-color);padding-bottom:2rem}.settings-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.collapsible-section{margin-bottom:2rem;border:none;border-radius:0;overflow:visible}.collapsible-section .section-header{padding:.6rem;background:var(--card-bg);border:1px solid var(--border-color);border-radius:6px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-weight:400;color:var(--text-main)}.collapsible-section .section-header h4{margin:0;font-size:1rem;font-weight:400}.collapsible-section .section-content{padding:1.5rem;display:none;border:1px solid var(--border-color);border-top:none;border-bottom-left-radius:6px;border-bottom-right-radius:6px;background:var(--card-bg)}.collapsible-section.is-expanded .section-header{border-bottom-left-radius:0;border-bottom-right-radius:0;background-color:var(--card-bg)}.collapsible-section.is-expanded .section-content{display:block}.collapsible-section.is-expanded .section-header i{transform:rotate(180deg)}.settings-section>button,.section-content>button{margin-top:1.5rem}.button-row{display:flex;gap:15px;margin-top:1.5rem;flex-wrap:wrap}.sidebar-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;z-index:90;opacity:0;visibility:hidden;transition:opacity .3s ease;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}body.sidebar-open .sidebar-overlay{opacity:1;visibility:visible}@media(max-width:900px){.dashboard-grid{grid-template-columns:1fr}.calendar-layout{grid-template-columns:1fr;height:auto}.calendar-layout{height:auto;display:flex;flex-direction:column}.form-row{flex-direction:column;gap:.5rem}}@media(max-width:768px){.sidebar{position:fixed;height:100%;transform:translate(-100%);box-shadow:var(--shadow)}body.sidebar-open .sidebar{transform:translate(0)}.sidebar-header{display:none}.top-bar{display:flex}.hamburger-btn{display:block}.filter-btn span{display:none}.filter-btn i{font-size:1.1rem}.mobile-sort-container{display:block}th{display:none}.table-wrapper{border:none;background:transparent;box-shadow:none;overflow:visible}table{width:100%;min-width:0}table,thead,tbody,th,td,tr{display:block}thead tr{position:absolute;top:-9999px;left:-9999px}tr{margin-bottom:1.5rem;border:1px solid var(--border-color);border-radius:8px;background:var(--card-bg);padding:1.25rem;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:.5rem}td{border:none;border-bottom:1px solid var(--border-color);padding:.75rem 0;position:relative;padding-left:0;display:flex;justify-content:space-between;align-items:center;text-align:right}td:last-child{border-bottom:none}td:before{content:attr(data-label);text-transform:uppercase;font-weight:700;color:var(--text-muted);font-size:.75rem;display:block;text-align:left}.pigeon-photo-cell{justify-content:center;margin-bottom:10px;border-bottom:none}.pigeon-photo-cell:before{display:none}.cell-actions{justify-content:flex-end;border-top:1px solid var(--border-color);padding-top:15px;margin-top:5px}.cell-actions:before{display:none}}.details-grid{display:flex;gap:1.5rem;margin-bottom:1.5rem}.details-photo-container{flex:0 0 120px;display:flex;flex-direction:column;align-items:center}#view-pigeon-image{width:120px;height:120px;object-fit:cover;border-radius:var(--radius);border:1px solid var(--border-color);background-color:var(--bg-color)}.details-info-list{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:1rem}.detail-item label{font-size:.75rem;text-transform:uppercase;color:var(--text-muted);font-weight:700;margin-bottom:2px;display:block}.detail-item span{font-size:1rem;color:var(--text-main);font-weight:500}.notes-box-display{background:var(--bg-color);padding:10px;border-radius:6px;border:1px solid var(--border-color);font-size:.95rem;white-space:pre-wrap;min-height:40px}.pair-info-summary{background:var(--bg-color);padding:1rem;border-radius:var(--radius);border:1px solid var(--border-color);display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:1rem}.section-header-row{display:flex;justify-content:space-between;align-items:center;margin-top:2rem;margin-bottom:1.5rem}.section-header-row .small-btn{padding:.6rem 1.2rem;font-size:.9rem}@media(max-width:600px){.details-grid{flex-direction:column}.details-photo-container{width:100%;flex:auto}}