/* TropicalCray - Optimized CSS v1.0 */
:root{--color-primary:#006d77;--color-primary-dark:#004f58;--color-primary-light:#83c5be;--color-accent:#e29578;--color-accent-dark:#c47a60;--color-accent-light:#f4d3d3;--color-bg:#f0f7f4;--color-bg-alt:#ffffff;--color-bg-dark:#003840;--color-text:#1a1a2e;--color-text-light:#555;--color-text-on-dark:#edf6f9;--color-border:#d0e4df;--shadow-sm:0 2px 8px rgba(0,0,0,0.08);--shadow-md:0 4px 20px rgba(0,0,0,0.12);--shadow-lg:0 8px 40px rgba(0,0,0,0.16);--radius:12px;--radius-sm:8px;--max-width:1200px;--transition:0.3s ease}[data-theme=dark]{--color-primary:#0fa4b0;--color-primary-dark:#006d77;--color-primary-light:#83c5be;--color-accent:#e29578;--color-accent-dark:#c47a60;--color-accent-light:#f4d3d3;--color-bg:#0a1a1e;--color-bg-alt:#112830;--color-bg-dark:#061215;--color-text:#e0e8ea;--color-text-light:#a0b4b8;--color-text-on-dark:#edf6f9;--color-border:#1e3a40;--shadow-sm:0 2px 8px rgba(0,0,0,0.3);--shadow-md:0 4px 20px rgba(0,0,0,0.4);--shadow-lg:0 8px 40px rgba(0,0,0,0.5)}[data-theme=dark] body{background:var(--color-bg)}[data-theme=dark] .navbar{background:#060e10}[data-theme=dark] .accordion-item,[data-theme=dark] .card,[data-theme=dark] .faq-item,[data-theme=dark] .species-card,[data-theme=dark] .stat-box{background:var(--color-bg-alt)}[data-theme=dark] .table-wrapper{background:var(--color-bg-alt)}[data-theme=dark] th{background:var(--color-primary-dark)}[data-theme=dark] tr:hover{background:rgba(15,164,176,.08)}[data-theme=dark] .dropdown-menu{background:#060e10}[data-theme=dark] .search-overlay{background:rgba(6,14,16,.95)}[data-theme=dark] .search-container{background:var(--color-bg-alt)}[data-theme=dark] .search-result-item:hover{background:rgba(15,164,176,.1)}[data-theme=dark] .feature-list li{border-color:var(--color-border)}[data-theme=dark] .alert-info{background:rgba(15,164,176,.12);border-color:var(--color-primary);color:var(--color-primary-light)}[data-theme=dark] .alert-warning{background:rgba(255,152,0,.12);border-color:#ffa726;color:#ffcc80}[data-theme=dark] .alert-success{background:rgba(76,175,80,.12);border-color:#66bb6a;color:#a5d6a7}[data-theme=dark] .alert-danger{background:rgba(229,57,53,.12);border-color:#ef5350;color:#ef9a9a}[data-theme=dark] .btn-outline{border-color:var(--color-text-on-dark);color:var(--color-text-on-dark)}[data-theme=dark] mark{background:rgba(226,149,120,.3);color:var(--color-text)}.dark-mode-toggle{background:rgba(255,255,255,.1);border:none;color:var(--color-text-on-dark);font-size:1.1rem;cursor:pointer;padding:.45rem .65rem;border-radius:var(--radius-sm);transition:background var(--transition);line-height:1;display:flex;align-items:center;justify-content:center}.dark-mode-toggle:hover{background:rgba(255,255,255,.2)}*,::after,::before{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.7;overflow-x:hidden}img{max-width:100%;display:block}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--color-accent)}h1,h2,h3,h4,h5{line-height:1.3;font-weight:700}h1{font-size:2.8rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}.section{padding:5rem 0}.section-alt{background:var(--color-bg-dark);color:var(--color-text-on-dark)}.section-alt a{color:var(--color-primary-light)}.section-alt a:hover{color:var(--color-accent)}.section-alt .table-wrapper{color:var(--color-text)}.section-alt .table-wrapper td{color:var(--color-text)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}.text-center{text-align:center}.section-title{margin-bottom:1rem;position:relative;display:inline-block}.section-title::after{content:'';display:block;width:60px;height:4px;background:var(--color-accent);border-radius:2px;margin-top:.5rem}.section-title.centered::after{margin:.5rem auto 0}.section-subtitle{color:var(--color-text-light);font-size:1.1rem;max-width:700px;margin-bottom:3rem}.section-subtitle.centered{margin-left:auto;margin-right:auto}.navbar{background:var(--color-bg-dark);position:sticky;top:0;z-index:1000;box-shadow:var(--shadow-md);backdrop-filter:blur(10px)}.navbar .container{display:flex;align-items:center;justify-content:space-between;padding-top:0;padding-bottom:0;height:70px}.nav-brand{display:flex;align-items:center;gap:.5rem;color:var(--color-text-on-dark);font-size:1.4rem;font-weight:800;letter-spacing:-.5px}.nav-brand .brand-icon{font-size:1.8rem;animation:wiggle 3s ease-in-out infinite}@keyframes wiggle{0%,100%{transform:rotate(0)}25%{transform:rotate(5deg)}75%{transform:rotate(-5deg)}}.nav-links{display:flex;list-style:none;gap:.15rem;align-items:center}.nav-links>li{position:relative}.nav-links>li>a{color:var(--color-text-on-dark);padding:.5rem .85rem;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;transition:background var(--transition);display:flex;align-items:center;gap:.3rem;white-space:nowrap}.nav-links>li>a.active,.nav-links>li>a:hover{background:rgba(255,255,255,.12);color:var(--color-primary-light)}.nav-links>li>a .dropdown-arrow{font-size:.65rem;transition:transform .2s}.nav-links>li:hover>a .dropdown-arrow{transform:rotate(180deg)}.dropdown-menu{position:absolute;top:100%;left:0;min-width:220px;background:var(--color-bg-dark);border-radius:0 0 var(--radius-sm) var(--radius-sm);box-shadow:0 10px 30px rgba(0,0,0,.3);padding:.5rem 0;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .2s ease;z-index:1001}.nav-links>li:hover>.dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-menu a{display:block;padding:.6rem 1.25rem;color:var(--color-text-on-dark);font-size:.88rem;font-weight:400;transition:all .15s;white-space:nowrap}.dropdown-menu a:hover{background:rgba(255,255,255,.1);color:var(--color-primary-light);padding-left:1.5rem}.dropdown-menu a.active{background:rgba(255,255,255,.08);color:var(--color-primary-light)}.dropdown-divider{height:1px;background:rgba(255,255,255,.1);margin:.3rem .75rem}.dropdown-hint{padding:.5rem 1.25rem;font-size:.78rem;color:rgba(255,255,255,.45);display:flex;align-items:center;gap:.3rem}.dropdown-hint kbd{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.15);border-radius:3px;padding:.05rem .35rem;font-size:.72rem;font-family:inherit;line-height:1.4}.nav-toggle{display:none;background:0 0;border:none;color:var(--color-text-on-dark);font-size:1.6rem;cursor:pointer;padding:.5rem}.hero{background:linear-gradient(135deg,var(--color-bg-dark) 0,var(--color-primary-dark) 50%,var(--color-primary) 100%);color:var(--color-text-on-dark);padding:6rem 0 5rem;position:relative;overflow:hidden}.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;border-radius:50%;background:rgba(255,255,255,.03);animation:float 8s ease-in-out infinite}.hero::after{content:'';position:absolute;bottom:-30%;left:-10%;width:400px;height:400px;border-radius:50%;background:rgba(255,255,255,.02);animation:float 6s ease-in-out infinite reverse}@keyframes float{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-30px) scale(1.05)}}.hero h1{font-size:3.2rem;margin-bottom:1.5rem;max-width:700px}.hero p{font-size:1.2rem;max-width:600px;opacity:.9;margin-bottom:2rem}.hero .container{position:relative;z-index:1}.hero-stats{display:flex;gap:3rem;margin-top:3rem}.hero-stat{text-align:center}.hero-stat .number{display:block;font-size:2.2rem;font-weight:800;color:var(--color-primary-light)}.hero-stat .label{font-size:.9rem;opacity:.7}.btn{display:inline-block;padding:.75rem 1.75rem;border-radius:var(--radius-sm);font-weight:600;font-size:1rem;transition:all var(--transition);border:2px solid transparent;cursor:pointer;text-align:center}.btn-primary{background:var(--color-accent);color:#fff}.btn-primary:hover{background:var(--color-accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 4px 15px rgba(226,149,120,.4)}.btn-outline{border-color:var(--color-text-on-dark);color:var(--color-text-on-dark);background:0 0}.btn-outline:hover{background:var(--color-text-on-dark);color:var(--color-primary-dark);transform:translateY(-2px)}.btn-group{display:flex;gap:1rem;flex-wrap:wrap}.card{background:var(--color-bg-alt);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.card-icon{width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin-bottom:1rem}.card-icon.blue{background:rgba(0,109,119,.1)}.card-icon.green{background:rgba(76,175,80,.1)}.card-icon.orange{background:rgba(226,149,120,.1)}.card-icon.purple{background:rgba(103,58,183,.1)}.card-icon.red{background:rgba(229,57,53,.1)}.card-icon.teal{background:rgba(0,150,136,.1)}.card-body{padding:1.5rem}.card-body h3{margin-bottom:.75rem;font-size:1.2rem}.card-body p{color:var(--color-text-light);font-size:.95rem}.species-card{background:var(--color-bg-alt);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform var(--transition),box-shadow var(--transition)}.species-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}.species-img{height:220px;background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));display:flex;align-items:center;justify-content:center;font-size:5rem;position:relative;overflow:hidden}.species-img::before{content:'';position:absolute;width:120px;height:60px;background:rgba(255,255,255,.15);border-radius:60px 60px 30px 30px;bottom:30px;transform:rotate(-10deg)}.species-img::after{content:'';position:absolute;width:40px;height:20px;background:rgba(255,255,255,.1);border-radius:50% 50% 0 0;bottom:85px;right:calc(50% - 50px);transform:rotate(15deg)}.species-badge{position:absolute;top:1rem;right:1rem;background:var(--color-accent);color:#fff;padding:.25rem .75rem;border-radius:20px;font-size:.8rem;font-weight:600;z-index:1}.species-info{padding:1.5rem}.species-info h3{margin-bottom:.5rem}.species-info .scientific{color:var(--color-text-light);font-style:italic;font-size:.9rem;margin-bottom:1rem}.species-info .specs{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1rem}.species-info .spec{background:var(--color-bg);padding:.3rem .8rem;border-radius:20px;font-size:.85rem;font-weight:500}.table-wrapper{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow-sm);background:var(--color-bg-alt)}table{width:100%;border-collapse:collapse}td,th{padding:1rem 1.25rem;text-align:left;border-bottom:1px solid var(--color-border)}th{background:var(--color-primary);color:#fff;font-weight:600;font-size:.95rem}tr:hover{background:rgba(0,109,119,.04)}.timeline{position:relative;padding-left:2.5rem}.timeline::before{content:'';position:absolute;left:8px;top:0;bottom:0;width:3px;background:var(--color-primary-light);border-radius:3px}.timeline-item{position:relative;margin-bottom:2.5rem;padding-left:1rem}.timeline-item::before{content:'';position:absolute;left:-2.15rem;top:6px;width:14px;height:14px;border-radius:50%;background:var(--color-primary);border:3px solid var(--color-primary-light)}.timeline-item h4{margin-bottom:.5rem;color:var(--color-primary)}.timeline-item p{color:var(--color-text-light);font-size:.95rem}.stat-box{text-align:center;padding:2rem 1rem;background:var(--color-bg-alt);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform var(--transition)}.stat-box:hover{transform:translateY(-3px)}.stat-box .number{display:block;font-size:2.5rem;font-weight:800;color:var(--color-primary);line-height:1;margin-bottom:.5rem}.stat-box .label{color:var(--color-text-light);font-size:.95rem}.alert{padding:1.25rem 1.5rem;border-radius:var(--radius-sm);margin-bottom:1.5rem;border-left:4px solid;font-size:.95rem}.alert-info{background:rgba(0,109,119,.08);border-color:var(--color-primary);color:var(--color-primary-dark)}.alert-warning{background:rgba(255,152,0,.08);border-color:#ff9800;color:#e65100}.alert-success{background:rgba(76,175,80,.08);border-color:#4caf50;color:#2e7d32}.alert-danger{background:rgba(229,57,53,.08);border-color:#e53935;color:#c62828}.feature-list{list-style:none}.feature-list li{padding:.75rem 0;padding-left:2rem;position:relative;border-bottom:1px solid var(--color-border)}.feature-list li:last-child{border-bottom:none}.feature-list li::before{content:'🦞';position:absolute;left:0;font-size:1.1rem}.tabs{display:flex;gap:.25rem;border-bottom:2px solid var(--color-border);margin-bottom:2rem;overflow-x:auto}.tab-btn{padding:.75rem 1.5rem;background:0 0;border:none;font-size:1rem;font-weight:600;color:var(--color-text-light);cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-2px;transition:all var(--transition);white-space:nowrap}.tab-btn:hover{color:var(--color-primary)}.tab-btn.active{color:var(--color-primary);border-bottom-color:var(--color-primary)}.tab-content{display:none}.tab-content.active{display:block;animation:fadeIn .4s ease}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.breadcrumb{display:flex;gap:.5rem;font-size:.9rem;margin-bottom:2rem;padding:1rem 0}.breadcrumb a{color:var(--color-primary-light)}.breadcrumb .separator{color:rgba(255,255,255,.4)}.footer{background:var(--color-bg-dark);color:var(--color-text-on-dark);padding:4rem 0 2rem}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}.footer h4{margin-bottom:1rem;font-size:1.1rem}.footer p{opacity:.7;font-size:.95rem}.footer-links{list-style:none}.footer-links li{margin-bottom:.5rem}.footer-links a{color:var(--color-text-on-dark);opacity:.7;font-size:.95rem;transition:opacity var(--transition)}.footer-links a:hover{opacity:1;color:var(--color-primary-light)}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:2rem;text-align:center;font-size:.9rem;opacity:.5}.back-to-top{position:fixed;bottom:2rem;right:2rem;width:48px;height:48px;border-radius:50%;background:var(--color-primary);color:#fff;border:none;cursor:pointer;font-size:1.2rem;display:none;align-items:center;justify-content:center;box-shadow:var(--shadow-md);transition:all var(--transition);z-index:999}.back-to-top:hover{background:var(--color-primary-dark);transform:translateY(-3px)}.back-to-top.visible{display:flex}.accordion-item{background:var(--color-bg-alt);border-radius:var(--radius-sm);margin-bottom:.75rem;box-shadow:var(--shadow-sm);overflow:hidden}.accordion-header{width:100%;padding:1rem 1.25rem;background:0 0;border:none;text-align:left;font-size:1.05rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background var(--transition)}.accordion-header:hover{background:rgba(0,109,119,.04)}.accordion-header .arrow{transition:transform var(--transition);font-size:.8rem}.accordion-item.open .accordion-header .arrow{transform:rotate(180deg)}.accordion-body{max-height:0;overflow:hidden;transition:max-height .4s ease}.accordion-body-inner{padding:0 1.25rem 1.25rem;color:var(--color-text-light);line-height:1.8}.wave-divider{width:100%;height:80px;position:relative;overflow:hidden}.wave-divider svg{position:absolute;bottom:0;width:100%;height:100%}.crayfish-float{position:absolute;font-size:2rem;opacity:.15;animation:swim 12s ease-in-out infinite}.crayfish-float:first-child{top:10%;left:5%;animation-delay:0s}.crayfish-float:nth-child(2){top:30%;right:8%;animation-delay:-3s;font-size:1.5rem}.crayfish-float:nth-child(3){bottom:20%;left:15%;animation-delay:-6s;font-size:2.5rem}.crayfish-float:nth-child(4){top:50%;right:20%;animation-delay:-9s;font-size:1.8rem}@keyframes swim{0%,100%{transform:translate(0,0) rotate(0)}25%{transform:translate(20px,-15px) rotate(5deg)}50%{transform:translate(-10px,-30px) rotate(-3deg)}75%{transform:translate(15px,-10px) rotate(4deg)}}.faq-item{border-bottom:1px solid var(--color-border);padding:1.25rem 0}.faq-item:last-child{border-bottom:none}.faq-question{font-weight:600;font-size:1.05rem;margin-bottom:.5rem;color:var(--color-primary);cursor:pointer;display:flex;justify-content:space-between;align-items:center}.faq-answer{color:var(--color-text-light);font-size:.95rem;line-height:1.8;display:none}.faq-item.open .faq-answer{display:block;animation:fadeIn .3s ease}.faq-item.open .faq-question::after{content:'−';font-size:1.2rem}.faq-question::after{content:'+';font-size:1.2rem;color:var(--color-accent)}.feature-highlight{display:flex;gap:2rem;align-items:center;padding:2.5rem;background:var(--color-bg-alt);border-radius:var(--radius);box-shadow:var(--shadow-sm);margin-bottom:1.5rem;transition:transform var(--transition)}.feature-highlight:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}.feature-highlight .feature-icon{width:80px;height:80px;min-width:80px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.2rem;background:linear-gradient(135deg,rgba(0,109,119,.1),rgba(131,197,190,.1))}.feature-highlight .feature-text h3{margin-bottom:.5rem}.feature-highlight .feature-text p{color:var(--color-text-light);font-size:.95rem}.progress-bar{background:var(--color-border);border-radius:10px;height:8px;overflow:hidden;margin:.5rem 0}.progress-bar .fill{height:100%;border-radius:10px;background:linear-gradient(90deg,var(--color-primary),var(--color-primary-light));transition:width 1s ease}.search-trigger{background:rgba(255,255,255,.12);border:none;color:var(--color-text-on-dark);padding:.5rem 1rem;border-radius:var(--radius-sm);font-size:.9rem;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all var(--transition);font-family:inherit}.search-trigger:hover{background:rgba(255,255,255,.2)}.search-trigger .search-icon{font-size:1rem}.search-trigger .search-shortcut{background:rgba(255,255,255,.15);padding:.15rem .4rem;border-radius:4px;font-size:.7rem;font-weight:600;letter-spacing:.5px}.search-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);z-index:2000;display:flex;align-items:flex-start;justify-content:center;padding-top:10vh;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.search-overlay.open{opacity:1;visibility:visible}.search-container{background:var(--color-bg-alt);border-radius:var(--radius);width:90%;max-width:640px;box-shadow:0 25px 60px rgba(0,0,0,.3);overflow:hidden;transform:translateY(-20px) scale(.98);transition:transform .3s ease}.search-overlay.open .search-container{transform:translateY(0) scale(1)}.search-header{display:flex;align-items:center;padding:1rem 1.25rem;border-bottom:1px solid var(--color-border);gap:.75rem}.search-header .search-icon-large{font-size:1.3rem;color:var(--color-text-light)}.search-header input{flex:1;border:none;outline:0;font-size:1.1rem;font-family:inherit;color:var(--color-text);background:0 0}.search-header input::placeholder{color:#999}.search-close{background:0 0;border:none;font-size:1.5rem;color:var(--color-text-light);cursor:pointer;padding:.25rem;line-height:1;transition:color var(--transition)}.search-close:hover{color:var(--color-text)}.search-results{max-height:50vh;overflow-y:auto;padding:.5rem}.search-results::-webkit-scrollbar{width:6px}.search-results::-webkit-scrollbar-track{background:0 0}.search-results::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}.search-empty{padding:2.5rem 1.5rem;text-align:center;color:var(--color-text-light);font-size:.95rem}.search-results-count{padding:.5rem 1rem;font-size:.8rem;color:var(--color-text-light);font-weight:500}.search-result-item{display:block;padding:.85rem 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