@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800&display=swap";
:root{--bg-primary:#eef8ff;--bg-secondary:#ffffffd1;--bg-tertiary:#e6f5ffc7;--bg-card:#ffffffd6;--bg-card-hover:#fffffff0;--bg-glass:#ffffffa8;--bg-input:#ffffffd1;--bg-navbar:#f7fcffe6;--message-header-bg:#fff;--bg-glass-panel:#ffffffb8;--bg-glass-panel-strong:#ffffffe6;--bg-dropdown:#fffffff5;--border-primary:#00aecd3d;--border-secondary:#1c62a226;--border-hover:#0074d257;--text-primary:#061a4d;--text-secondary:#42556d;--text-tertiary:#6a7d91;--text-muted:#92a8bc;--accent-blue:#0867d8;--accent-blue-hover:#034da6;--accent-blue-glow:#0867d833;--accent-teal:#0fb8c9;--accent-teal-hover:#078899;--accent-purple:#7054e8;--accent-green:#10b981;--accent-amber:#f59e0b;--accent-red:#ef4444;--accent-pink:#ec4899;--accent-indigo:#6366f1;--role-researcher:#0867d8;--role-professor:#7054e8;--role-student:#10b981;--role-business:#f59e0b;--role-investor:#ef4444;--role-institution:#2563eb;--role-journal:#ec4899;--gradient-primary:linear-gradient(135deg, #061a4d 0%, #0867d8 42%, #22d3ee 72%, #14b8a6 100%);--gradient-accent:linear-gradient(135deg, #7054e8 0%, #0867d8 48%, #0fb8c9 100%);--gradient-hero:linear-gradient(180deg, #fbfdff 0%, #edf8ff 54%, #f7fcff 100%);--gradient-card:linear-gradient(135deg, #0867d812 0%, #0fb8c912 100%);--gradient-glow:linear-gradient(135deg, #0867d829, #0fb8c91f);--font-body:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-heading:"Outfit", "Inter", sans-serif;--fs-xs:.75rem;--fs-sm:.875rem;--fs-base:1rem;--fs-lg:1.125rem;--fs-xl:1.25rem;--fs-2xl:1.5rem;--fs-3xl:1.875rem;--fs-4xl:2.25rem;--fs-5xl:3rem;--fs-6xl:3.75rem;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-20:5rem;--space-24:6rem;--radius-sm:.25rem;--radius-md:.5rem;--radius-lg:.5rem;--radius-xl:.5rem;--radius-2xl:.5rem;--radius-full:9999px;--shadow-sm:0 1px 2px #061a4d0f;--shadow-md:0 12px 30px #061a4d17;--shadow-lg:0 18px 46px #061a4d1f;--shadow-xl:0 28px 70px #061a4d29;--shadow-glow:0 18px 40px #0867d824;--shadow-glow-teal:0 18px 40px #0fb8c924;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease;--transition-spring:.5s cubic-bezier(.34, 1.56, .64, 1);--navbar-height:64px;--sidebar-width:280px;--max-width:1200px}html[data-theme=dark]{--bg-primary:#071225;--bg-secondary:#0a192fd6;--bg-tertiary:#0f223dd6;--bg-card:#0a192fd6;--bg-card-hover:#0f223deb;--bg-glass:#0a192f9e;--bg-input:#0f223dd1;--bg-navbar:#061225f0;--message-header-bg:#0a1930;--bg-glass-panel:#0a192fb8;--bg-glass-panel-strong:#0a192fe6;--bg-dropdown:#0a192ff5;--border-primary:#0fb8c93d;--border-secondary:#ffffff14;--border-hover:#0fb8c95c;--text-primary:#f3f9ff;--text-secondary:#a9bed3;--text-tertiary:#7891a8;--text-muted:#61788f;--gradient-hero:linear-gradient(180deg, #071225 0%, #0a1930 56%, #071225 100%);--gradient-card:linear-gradient(135deg, #0867d814 0%, #0fb8c914 100%);--gradient-glow:linear-gradient(135deg, #0867d833, #0fb8c924);--shadow-sm:0 1px 2px #00000029;--shadow-md:0 12px 30px #0003;--shadow-lg:0 18px 46px #00000042;--shadow-xl:0 28px 70px #00000052;--shadow-glow:0 18px 40px #0867d833;--shadow-glow-teal:0 18px 40px #0fb8c92e}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-body);background:linear-gradient(180deg, #f8fdfff5 0%, #edf8fffa 42%, #f2fcff 100%), var(--bg-primary);color:var(--text-primary);background-attachment:fixed;min-height:100vh;line-height:1.6;overflow-x:hidden}html[data-theme=dark] body{background:linear-gradient(180deg, #071225f5 0%, #08172dfa 48%, #071225 100%), var(--bg-primary);background-attachment:fixed}html,body{width:100%}a{color:var(--accent-blue);transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--accent-blue-hover)}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--text-primary);font-weight:700;line-height:1.2}img{max-width:100%;height:auto}svg{max-width:100%}button{cursor:pointer;font-family:var(--font-body)}input,textarea,select{font-family:var(--font-body)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.btn{justify-content:center;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);border-radius:var(--radius-full);font-weight:600;font-size:var(--fs-sm);transition:all var(--transition-base);box-shadow:var(--shadow-sm);border:1px solid #0000;text-decoration:none;display:inline-flex;position:relative;overflow:hidden}.btn:after{content:"";opacity:0;transition:opacity var(--transition-fast);background:linear-gradient(#ffffff1a,#0000);position:absolute;inset:0}.btn:hover:after{opacity:1}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-glow)}.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 30px #3b82f64d}.btn-secondary{background:var(--bg-glass-panel);color:var(--text-primary);border-color:var(--border-primary);-webkit-backdrop-filter:blur(16px)saturate(150%);backdrop-filter:blur(16px)saturate(150%)}.btn-secondary:hover{color:var(--text-primary);border-color:var(--border-hover);background:var(--bg-card-hover)}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover{background:var(--bg-glass-panel);color:var(--text-primary)}.btn-danger{background:var(--accent-red);color:#fff}.btn-danger:hover{color:#fff}.btn-lg{padding:var(--space-4) var(--space-8);font-size:var(--fs-base);border-radius:var(--radius-xl)}.btn-sm{padding:var(--space-1) var(--space-3);font-size:var(--fs-xs)}.btn-xs{padding:.2rem var(--space-2);font-size:var(--fs-xs)}.btn-icon{border-radius:var(--radius-md);flex:none;width:2.25rem;height:2.25rem;padding:0}.btn-sm.btn-icon{width:2rem;height:2rem}.btn-xs.btn-icon{width:1.75rem;height:1.75rem}.message-glass-action{--message-action-rgb:59, 130, 246;--message-action-fill-start:.12;--message-action-fill-end:.05;--message-action-border:.24;--message-action-shadow:.08;--message-action-dark-fill-start:.16;color:rgb(var(--message-action-rgb));background:linear-gradient(145deg, rgba(var(--message-action-rgb), var(--message-action-fill-start)), rgba(var(--message-action-rgb), var(--message-action-fill-end))), var(--bg-glass-panel);-webkit-backdrop-filter:blur(14px)saturate(150%);box-shadow:inset 0 1px 0 #ffffff80, 0 10px 24px rgba(var(--message-action-rgb), var(--message-action-shadow));border-radius:var(--radius-full)!important;border:1px solid rgba(var(--message-action-rgb), var(--message-action-border))!important;width:2.5rem!important;height:2.5rem!important;padding:0!important}.message-glass-action[data-message-tone=audio]{--message-action-rgb:16, 185, 129}.message-glass-action[data-message-tone=video]{--message-action-rgb:59, 130, 246}.message-glass-action[data-message-tone=send]{--message-action-rgb:20, 184, 166;--message-action-fill-start:.2;--message-action-fill-end:.09;--message-action-border:.34;--message-action-shadow:.13;--message-action-dark-fill-start:.24}html[data-theme=dark] .message-glass-action{background:linear-gradient(145deg, rgba(var(--message-action-rgb), var(--message-action-dark-fill-start)), #111827b8), var(--bg-glass-panel)}.message-glass-action:hover:not(:disabled){box-shadow:inset 0 1px 0 #ffffff8f, 0 14px 30px rgba(var(--message-action-rgb), .14);transform:translateY(-1px);border-color:rgba(var(--message-action-rgb), .34)!important}.message-glass-action:disabled{cursor:not-allowed;opacity:.48;transform:none}.message-glass-action[data-message-tone=send]:disabled{opacity:.66}.message-glass-action svg{z-index:1;position:relative}.input-field{width:100%;padding:var(--space-3) var(--space-4);background:var(--bg-input);border:1px solid var(--border-secondary);border-radius:var(--radius-lg);color:var(--text-primary);font-size:var(--fs-sm);transition:all var(--transition-base);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);outline:none;box-shadow:inset 0 1px #ffffff6b}.input-field:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px var(--accent-blue-glow)}.input-field::placeholder{color:var(--text-muted)}.input-label{font-size:var(--fs-sm);color:var(--text-secondary);margin-bottom:var(--space-2);font-weight:500;display:block}.input-group{margin-bottom:var(--space-5)}.card{background:linear-gradient(145deg, var(--bg-glass-panel-strong), var(--bg-glass-panel));-webkit-backdrop-filter:blur(18px)saturate(150%);border:1px solid var(--border-secondary);border-radius:var(--radius-xl);padding:var(--space-6);transition:all var(--transition-base);box-shadow:var(--shadow-md);overflow-wrap:anywhere;min-width:0}.card:hover{border-color:var(--border-primary);box-shadow:var(--shadow-glow)}.card-glass{background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid #ffffff14}.badge{align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);font-size:var(--fs-xs);letter-spacing:0;text-transform:uppercase;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid;font-weight:700;display:inline-flex}.badge-blue{color:var(--accent-blue);background:#3b82f61a}.badge-teal{color:var(--accent-teal);background:#14b8a61a}.badge-purple{color:var(--accent-purple);background:#8b5cf61a}.badge-green{color:var(--accent-green);background:#10b9811a}.badge-amber{color:var(--accent-amber);background:#f59e0b1a}.badge-red{color:var(--accent-red);background:#ef44441a}.badge-pink{color:var(--accent-pink);background:#ec48991a}.avatar{border-radius:var(--radius-full);object-fit:cover;border:2px solid var(--border-secondary);width:40px;height:40px}.avatar-sm{width:32px;height:32px}.avatar-lg{width:56px;height:56px}.avatar-xl{width:80px;height:80px}.avatar-placeholder{background:var(--gradient-primary);color:#fff;font-weight:700;font-family:var(--font-heading);justify-content:center;align-items:center;display:flex}.container{width:100%;max-width:var(--max-width);padding:0 var(--space-6);min-width:0;margin:0 auto}.divider{background:var(--border-secondary);height:1px;margin:var(--space-6) 0}.navbar{height:var(--navbar-height);background:linear-gradient(115deg, #3b82f614, #14b8a612 48%, #fff0 78%), var(--bg-navbar);-webkit-backdrop-filter:blur(22px)saturate(160%);border-bottom:1px solid var(--border-secondary);z-index:1000;padding:0 var(--space-6);align-items:center;display:flex;position:fixed;top:0;left:0;right:0;box-shadow:0 10px 34px #0f172a14}.navbar-brand{align-items:center;gap:var(--space-3);font-family:var(--font-heading);color:var(--text-primary);letter-spacing:0;min-width:0;text-decoration:none;display:flex}.navbar-brand svg{width:28px;height:28px}.navbar-brand img{flex:none;width:100%;max-width:100%;height:100%;display:block}.brand-logo{align-items:center;gap:var(--space-3);min-width:0;color:var(--text-primary);display:inline-flex}.brand-logo-mark{border-radius:var(--radius-full);background:#fff;border:1px solid #0867d82e;flex:none;justify-content:center;align-items:center;width:2.75rem;height:2.75rem;display:inline-flex;overflow:hidden;box-shadow:0 10px 28px #0867d829}.brand-logo-image{object-fit:cover;width:100%;height:100%}.brand-logo-copy{gap:.1rem;min-width:0;line-height:1;display:grid}.brand-logo-word{font-family:var(--font-heading);letter-spacing:0;white-space:nowrap;flex-wrap:nowrap;align-items:baseline;font-size:1.45rem;font-weight:800;display:inline-flex}.brand-logo-science{color:#061a4d}.brand-logo-chums{color:#0fb8c9}html[data-theme=dark] .brand-logo-science{color:#f3f9ff}.brand-logo-tagline{color:#0fb8c9;font-size:var(--fs-xs);letter-spacing:0;margin-top:.2rem;font-weight:700}.brand-logo-auth,.brand-logo-hero{justify-content:center}.brand-logo-auth .brand-logo-mark{width:4.5rem;height:4.5rem}.brand-logo-auth .brand-logo-word{font-size:2rem}.brand-logo-hero{z-index:1;margin-bottom:var(--space-5);filter:drop-shadow(0 16px 34px #0867d829);position:relative}.brand-logo-hero .brand-logo-mark{border-width:2px;width:9rem;height:9rem;box-shadow:0 24px 60px #0867d833}.brand-logo-hero .brand-logo-word{font-size:4.35rem}.brand-logo-hero .brand-logo-tagline{font-size:var(--fs-xl);color:#0fb8c9;margin-top:.35rem}.navbar-center{padding:0 var(--space-8);flex:1;justify-content:center;display:flex}.navbar-search{width:100%;max-width:480px;position:relative}.navbar-search input{width:100%;padding:var(--space-2) var(--space-4) var(--space-2) var(--space-10);background:var(--bg-glass-panel);border:1px solid var(--border-secondary);border-radius:var(--radius-full);color:var(--text-primary);font-size:var(--fs-sm);transition:all var(--transition-base);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);outline:none;box-shadow:inset 0 1px #ffffff80}.navbar-search input:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px var(--accent-blue-glow)}.navbar-search-icon{left:var(--space-4);color:var(--text-muted);pointer-events:none;width:16px;height:16px;position:absolute;top:50%;transform:translateY(-50%)}.navbar-actions{align-items:center;gap:var(--space-2);display:flex}.navbar-link{padding:var(--space-2) var(--space-3);color:var(--text-tertiary);font-size:var(--fs-xs);border-radius:var(--radius-lg);transition:all var(--transition-fast);border:1px solid #0000;flex-direction:column;align-items:center;gap:2px;text-decoration:none;display:flex}.navbar-link:hover,.navbar-link.active{color:var(--text-primary);background:var(--bg-glass-panel);border-color:var(--border-secondary);box-shadow:var(--shadow-sm)}.navbar-link.active{color:var(--accent-blue)}.navbar-link svg{width:20px;height:20px}.notification-badge{position:relative}.notification-badge:after{content:"";background:var(--accent-red);border-radius:var(--radius-full);border:2px solid var(--bg-primary);width:8px;height:8px;position:absolute;top:4px;right:8px}.main-layout{padding-top:var(--navbar-height);width:100%;min-width:0;min-height:100vh;display:flex}.sidebar{top:var(--navbar-height);width:var(--sidebar-width);background:var(--bg-glass-panel);border-right:1px solid var(--border-secondary);-webkit-backdrop-filter:blur(22px)saturate(160%);padding:var(--space-5) var(--space-3);z-index:900;position:fixed;bottom:0;left:0;overflow-y:auto}.sidebar-section{margin-bottom:var(--space-6)}.sidebar-section-title{font-size:var(--fs-xs);color:var(--text-muted);text-transform:uppercase;letter-spacing:0;padding:0 var(--space-2);margin-bottom:var(--space-3);font-weight:600}.sidebar-link{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-2);color:var(--text-secondary);border-radius:var(--radius-lg);font-size:var(--fs-sm);transition:all var(--transition-fast);text-decoration:none;display:flex}.sidebar-link:hover{background:var(--bg-glass-panel-strong);color:var(--text-primary);box-shadow:var(--shadow-sm)}.sidebar-link.active{color:var(--accent-blue);background:linear-gradient(135deg,#3b82f624,#14b8a61f);border:1px solid #3b82f62e}.sidebar-link svg{flex-shrink:0;width:18px;height:18px}.main-content{margin-left:var(--sidebar-width);margin-right:var(--sidebar-width);padding:var(--space-8);max-width:calc(100% - (var(--sidebar-width) * 2));flex:1;min-width:0}.sidebar-right{top:var(--navbar-height);width:var(--sidebar-width);background:var(--bg-glass-panel);border-left:1px solid var(--border-secondary);-webkit-backdrop-filter:blur(22px)saturate(160%);padding:var(--space-5) var(--space-3);z-index:900;position:fixed;bottom:0;right:0;overflow-y:auto}.app-share-button{right:var(--space-5);bottom:var(--space-5);z-index:2550;align-items:center;gap:var(--space-1);display:inline-flex;position:fixed}.app-share-button .btn{box-shadow:var(--shadow-xl), 0 0 32px #3b82f673;transform-origin:50%}.app-share-main-action{color:#fff;border:1px solid #ffffff3d;min-height:40px}.app-share-main-action:not(.btn-icon){padding:var(--space-3) var(--space-5)}.app-share-main-action.btn-icon{width:40px;height:40px;padding:0}.app-share-button .btn:hover{transform:scale(1.08)}.app-share-drag-handle{width:30px;height:30px;color:var(--text-secondary);background:var(--bg-tertiary);border:1px solid var(--border-hover);border-radius:var(--radius-md);box-shadow:var(--shadow-lg), 0 0 18px #3b82f638;cursor:grab;touch-action:none;justify-content:center;align-items:center;display:inline-flex}.app-share-drag-handle:active{cursor:grabbing}.landing-page{background:linear-gradient(180deg, #ffffffb3, #eef8fff0 46%, #fffffffa), var(--gradient-hero);min-height:100vh;position:relative;overflow:hidden}.landing-cover-art{opacity:1;pointer-events:none;z-index:0;background:linear-gradient(135deg,#0867d814 0%,#0000 34%),linear-gradient(205deg,#0fb8c91a 0%,#0000 42%);height:min(34rem,62vh);position:absolute;inset:0 0 auto}html[data-theme=dark] .landing-cover-art{background:linear-gradient(135deg,#0867d829 0%,#0000 34%),linear-gradient(205deg,#0fb8c924 0%,#0000 42%)}.hero{text-align:center;min-height:84vh;padding:var(--space-16) var(--space-8) var(--space-10);z-index:1;flex-direction:column;justify-content:center;align-items:center;display:flex;position:relative}.hero-glow{background:linear-gradient(100deg, #0867d833, #0fb8c93d 58%, #7054e829), var(--gradient-glow);pointer-events:none;opacity:.78;filter:blur(10px);border-radius:48% 52% 42% 58%/58% 45% 55% 42%;width:min(1100px,86vw);height:15rem;animation:9s ease-in-out infinite pulse-glow;position:absolute;top:auto;bottom:0;left:50%;transform:translate(-50%)}@keyframes pulse-glow{0%,to{opacity:.58;transform:translate(-50%)scaleX(1)}50%{opacity:.84;transform:translate(-50%)scaleX(1.05)}}.hero-tagline{font-size:var(--fs-sm);color:var(--accent-blue);text-transform:uppercase;letter-spacing:0;margin-bottom:var(--space-3);z-index:1;font-weight:600;position:relative}.hero-keywords{justify-content:center;align-items:center;gap:var(--space-3);margin-bottom:var(--space-6);color:var(--accent-blue);z-index:1;flex-wrap:wrap;font-weight:700;display:flex;position:relative}.hero-keywords span{align-items:center;gap:var(--space-3);display:inline-flex}.hero-keywords span:not(:first-child):before{content:"";border-radius:var(--radius-full);background:var(--accent-teal);width:.42rem;height:.42rem;box-shadow:0 0 0 4px #0fb8c91a}.hero-title{font-family:var(--font-heading);margin-bottom:var(--space-6);z-index:1;font-size:4.75rem;font-weight:800;line-height:1.1;position:relative}.hero-title-gradient{background:var(--gradient-primary);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-subtitle{font-size:var(--fs-lg);color:var(--text-secondary);max-width:600px;margin-bottom:var(--space-10);z-index:1;position:relative}.hero-actions{gap:var(--space-4);z-index:1;display:flex;position:relative}.network-canvas{pointer-events:none;opacity:.62;filter:saturate(1.1);z-index:0;position:absolute;inset:0}.landing-page>section,.landing-page>footer{z-index:1;position:relative}.role-selector{justify-content:center;gap:var(--space-4);max-width:800px;margin:var(--space-12) auto;z-index:1;flex-wrap:wrap;display:flex;position:relative}.role-selector .role-card{flex:140px;max-width:180px}.role-card{align-items:center;gap:var(--space-3);padding:var(--space-6) var(--space-4);background:var(--bg-glass);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-secondary);border-radius:var(--radius-xl);cursor:pointer;transition:all var(--transition-base);text-align:center;flex-direction:column;display:flex}.role-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-glow);transform:translateY(-4px)}.role-card.selected{border-color:var(--accent-blue);box-shadow:0 0 25px var(--accent-blue-glow)}.role-card-icon{font-size:2rem}.role-card-label{font-size:var(--fs-sm);color:var(--text-primary);font-weight:600}.features-section{padding:var(--space-24) var(--space-8);position:relative}.features-title{text-align:center;font-size:var(--fs-3xl);margin-bottom:var(--space-4)}.features-subtitle{text-align:center;color:var(--text-secondary);max-width:600px;margin:0 auto var(--space-16)}.features-grid{gap:var(--space-8);max-width:var(--max-width);grid-template-columns:repeat(auto-fit,minmax(300px,1fr));margin:0 auto;display:grid}.feature-card{padding:var(--space-8);background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-secondary);border-radius:var(--radius-2xl);transition:all var(--transition-base)}.feature-card:hover{border-color:var(--border-primary);box-shadow:var(--shadow-glow);transform:translateY(-4px)}.feature-icon{border-radius:var(--radius-lg);width:48px;height:48px;margin-bottom:var(--space-5);justify-content:center;align-items:center;font-size:1.5rem;display:flex}.feature-icon-blue{background:#3b82f626}.feature-icon-teal{background:#14b8a626}.feature-icon-purple{background:#8b5cf626}.feature-icon-amber{background:#f59e0b26}.feature-icon-green{background:#10b98126}.feature-icon-rose{background:#f43f5e26}.feature-title{font-size:var(--fs-xl);margin-bottom:var(--space-3)}.feature-desc{color:var(--text-secondary);font-size:var(--fs-sm);line-height:1.7}.stats-section{justify-content:center;gap:var(--space-16);padding:var(--space-16) var(--space-8);border-top:1px solid var(--border-secondary);border-bottom:1px solid var(--border-secondary);flex-wrap:wrap;display:flex}.stat-item{text-align:center;min-width:120px}.stat-number{font-family:var(--font-heading);font-size:var(--fs-4xl);background:var(--gradient-primary);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-weight:800}.stat-label{font-size:var(--fs-sm);color:var(--text-secondary);margin-top:var(--space-2)}.auth-page{min-height:100vh;padding:var(--space-8);background:var(--gradient-hero);justify-content:center;align-items:center;display:flex}.auth-container{width:100%;max-width:480px}.auth-card{background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-secondary);border-radius:var(--radius-2xl);padding:var(--space-10)}.auth-title{font-size:var(--fs-2xl);text-align:center;margin-bottom:var(--space-2)}.auth-subtitle{text-align:center;color:var(--text-secondary);font-size:var(--fs-sm);margin-bottom:var(--space-8)}.auth-footer{text-align:center;margin-top:var(--space-6);font-size:var(--fs-sm);color:var(--text-secondary)}.auth-footer a{color:var(--accent-blue);font-weight:500}.auth-divider{align-items:center;gap:var(--space-4);margin:var(--space-6) 0;color:var(--text-muted);font-size:var(--fs-sm);display:flex}.auth-divider:before,.auth-divider:after{content:"";background:var(--border-secondary);flex:1;height:1px}.feed-layout{width:100%;min-width:0;max-width:680px;margin:0 auto}.post-composer{background:linear-gradient(145deg, var(--bg-glass-panel-strong), var(--bg-glass-panel));-webkit-backdrop-filter:blur(20px)saturate(155%);border:1px solid var(--border-secondary);border-radius:var(--radius-xl);padding:var(--space-5);margin-bottom:var(--space-6);box-shadow:var(--shadow-md)}.post-composer-input{border:1px solid var(--border-secondary);border-radius:var(--radius-lg);width:100%;min-height:80px;color:var(--text-primary);font-size:var(--fs-base);resize:vertical;font-family:var(--font-body);padding:var(--space-4);transition:all var(--transition-base);background:#ffffff57;outline:none}.post-composer-input:focus{border-color:var(--border-hover);box-shadow:0 0 0 3px var(--accent-blue-glow)}.post-composer-input::placeholder{color:var(--text-muted)}.post-composer-actions{margin-top:var(--space-4);padding-top:var(--space-4);border-top:1px solid var(--border-secondary);justify-content:space-between;align-items:center;display:flex}.post-composer-tools{gap:var(--space-2);display:flex}.post-card{background:linear-gradient(145deg, var(--bg-glass-panel-strong), var(--bg-glass-panel)), var(--gradient-card);-webkit-backdrop-filter:blur(20px)saturate(155%);border:1px solid var(--border-secondary);border-radius:var(--radius-xl);padding:var(--space-6);margin-bottom:var(--space-4);transition:all var(--transition-base);box-shadow:var(--shadow-md)}.post-card:hover{border-color:var(--border-primary);box-shadow:var(--shadow-lg);transform:translateY(-1px)}.post-header{align-items:center;gap:var(--space-3);margin-bottom:var(--space-4);display:flex}.post-author-info{flex:1}.post-author-name{font-weight:600;font-size:var(--fs-sm)}.post-author-meta{font-size:var(--fs-xs);color:var(--text-tertiary)}.post-content{font-size:var(--fs-base);margin-bottom:var(--space-4);white-space:pre-wrap;line-height:1.7}.post-actions{gap:var(--space-1);padding-top:var(--space-4);border-top:1px solid var(--border-secondary);grid-template-columns:repeat(auto-fit,minmax(0,1fr));align-items:center;display:grid}.post-action-btn{justify-content:center;align-items:center;gap:var(--space-2);padding:var(--space-2);color:var(--text-tertiary);font-size:var(--fs-sm);border-radius:var(--radius-md);transition:all var(--transition-fast);cursor:pointer;background:0 0;border:none;width:100%;min-width:0;min-height:2.25rem;display:flex}.post-action-btn:hover{background:var(--bg-glass-panel-strong);color:var(--text-primary)}.post-action-btn.liked{color:var(--accent-blue)}.post-action-btn.btn-icon{width:100%;height:2.25rem;padding:0}.post-actions>.btn-icon{width:100%}.profile-header{margin-bottom:var(--space-8);position:relative}.profile-cover{background:var(--gradient-accent);border-radius:var(--radius-2xl);height:200px;position:relative;overflow:hidden}.profile-cover:after{content:"";background:linear-gradient(transparent 50%, var(--bg-primary));position:absolute;inset:0}.profile-info{gap:var(--space-6);padding:0 var(--space-6);z-index:1;margin-top:-40px;display:flex;position:relative}.profile-avatar-wrapper{flex-shrink:0}.profile-avatar{border-radius:var(--radius-full);border:4px solid var(--bg-primary);object-fit:cover;width:120px;height:120px}.profile-avatar-placeholder{border-radius:var(--radius-full);border:4px solid var(--bg-primary);background:var(--gradient-primary);color:#fff;width:120px;height:120px;font-size:var(--fs-4xl);font-weight:800;font-family:var(--font-heading);justify-content:center;align-items:center;display:flex}.profile-details{padding-top:var(--space-12);flex:1}.profile-name{font-size:var(--fs-2xl);margin-bottom:var(--space-1);font-weight:800}.profile-role-badge{align-items:center;gap:var(--space-1);margin-bottom:var(--space-3);display:inline-flex}.profile-bio{color:var(--text-secondary);font-size:var(--fs-sm);max-width:600px;margin-bottom:var(--space-4)}.profile-meta{gap:var(--space-6);font-size:var(--fs-sm);color:var(--text-tertiary);display:flex}.profile-meta-item{align-items:center;gap:var(--space-2);display:flex}.profile-actions{gap:var(--space-3);padding-top:var(--space-12);flex-direction:row;display:flex}.profile-tabs{gap:var(--space-1);border-bottom:1px solid var(--border-secondary);margin-bottom:var(--space-8);display:flex}.profile-tab{padding:var(--space-4) var(--space-6);color:var(--text-tertiary);font-size:var(--fs-sm);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;border-bottom:2px solid #0000;font-weight:500}.profile-tab:hover{color:var(--text-primary)}.profile-tab.active{color:var(--accent-blue);border-bottom-color:var(--accent-blue)}.register-steps{justify-content:center;gap:var(--space-2);margin-bottom:var(--space-8);display:flex}.register-step{background:var(--bg-tertiary);border-radius:var(--radius-full);width:40px;height:4px;transition:all var(--transition-base)}.register-step.active{background:var(--accent-blue);width:60px}.register-step.completed{background:var(--accent-teal)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.animate-fade-in{animation:.5s forwards fadeIn}.animate-slide-up{animation:.6s forwards slideUp}.animate-delay-1{opacity:0;animation-delay:.1s}.animate-delay-2{opacity:0;animation-delay:.2s}.animate-delay-3{opacity:0;animation-delay:.3s}.animate-delay-4{opacity:0;animation-delay:.4s}@media (max-width:1200px){.sidebar-right{display:none}.main-content{max-width:calc(100% - var(--sidebar-width));margin-right:0}}@media (max-width:1024px){.sidebar{width:auto;height:var(--navbar-height);border-right:0;border-top:1px solid var(--border-secondary);align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);scrollbar-width:none;display:flex;top:auto;bottom:0;right:0;overflow:auto hidden}.sidebar::-webkit-scrollbar{display:none}.sidebar-section{display:contents}.sidebar-section-title{display:none}.sidebar-link{min-width:4rem;min-height:3rem;padding:var(--space-2);white-space:nowrap;text-align:center;flex-direction:column;flex:none;justify-content:center;gap:.15rem;font-size:.68rem;line-height:1.15}.sidebar-link svg{width:1.15rem;height:1.15rem}.main-content{max-width:100%;padding-bottom:calc(var(--navbar-height) + var(--space-6));margin-left:0}}@media (max-width:768px){.navbar{padding:0 var(--space-3);gap:var(--space-2)}.navbar-brand{flex:0 auto;min-width:0}.brand-logo-nav .brand-logo-mark{width:2.35rem;height:2.35rem}.brand-logo-nav .brand-logo-word{font-size:1.12rem}.brand-logo-auth .brand-logo-mark{width:3.75rem;height:3.75rem}.brand-logo-auth .brand-logo-word{font-size:1.65rem}.brand-logo-hero{gap:var(--space-3);flex-direction:column}.brand-logo-hero .brand-logo-mark{width:5.6rem;height:5.6rem}.brand-logo-hero .brand-logo-copy{justify-items:center}.brand-logo-hero .brand-logo-word{font-size:2.35rem}.brand-logo-hero .brand-logo-tagline{font-size:var(--fs-base)}.hero{min-height:auto;padding:var(--space-10) var(--space-4) var(--space-6)}.navbar-actions{justify-content:flex-end;gap:var(--space-1);flex:1;min-width:0}.navbar-actions>a.navbar-link:not(#nav-notifications),.navbar-actions>.navbar-link span,.navbar-actions>a.navbar-link span{display:none}.navbar-actions .nav-count-badge{display:flex}.navbar-link{min-width:2.25rem;min-height:2.25rem;padding:var(--space-2)}.main-content{padding:var(--space-4);padding-bottom:calc(var(--navbar-height) + var(--space-6))}.card,.post-card,.post-composer{padding:var(--space-4)}.container{padding:0 var(--space-4)}.hero-title{font-size:2.2rem}.features-grid{grid-template-columns:1fr}.stats-section{gap:var(--space-8);flex-direction:column}.role-selector{grid-template-columns:repeat(2,1fr)}.navbar-center{display:none}.post-composer-actions,.profile-meta,.main-content [style*="display: flex"]{flex-wrap:wrap}.post-composer-actions{gap:var(--space-3)}.post-composer-actions .btn{width:100%}.post-actions{grid-template-columns:repeat(4,minmax(0,1fr))}.profile-tabs{scrollbar-width:none;overflow-x:auto}.profile-tabs::-webkit-scrollbar{display:none}.profile-info{text-align:center;flex-direction:column;align-items:center}.profile-details{padding-top:var(--space-4)}.profile-meta{justify-content:center}.profile-actions{padding-top:var(--space-4);flex-direction:row;justify-content:center}}@media (max-width:480px){.brand-logo-nav{gap:0}.brand-logo-nav .brand-logo-copy{display:none}.brand-logo-nav .brand-logo-mark{width:2.45rem;height:2.45rem}.brand-logo-auth{flex-direction:column}.brand-logo-auth .brand-logo-copy{justify-items:center}.brand-logo-hero .brand-logo-word{font-size:1.85rem}.brand-logo-hero .brand-logo-mark{width:4.75rem;height:4.75rem}.brand-logo-hero{margin-bottom:var(--space-3)}.hero{padding:var(--space-6) var(--space-4) var(--space-5)}.hero-subtitle{margin-bottom:var(--space-6)}.hero-title{font-size:1.85rem}.navbar-link{min-width:2rem;min-height:2rem}.sidebar-link{gap:0;min-width:3.4rem;font-size:0}.sidebar-link svg{width:1.25rem;height:1.25rem}.sidebar-link span,.sidebar-link div{font-size:0}.sidebar-link div{gap:0!important}.sidebar-link>span:not([style*=background]),.sidebar-link div>span:not([style*=background]){display:none}.main-content{padding:var(--space-3);padding-bottom:calc(var(--navbar-height) + var(--space-6))}.app-share-button{right:var(--space-3);bottom:calc(var(--navbar-height) + var(--space-3))}.btn:not(.btn-icon){white-space:normal}.main-content [style*=grid-template-columns]{grid-template-columns:1fr!important}.main-content [style*=min-width]{min-width:0!important}.main-content table{min-width:640px}.post-actions{grid-template-columns:repeat(4,minmax(0,1fr))}.role-selector{gap:var(--space-3);grid-template-columns:repeat(2,1fr)}.hero-actions{flex-direction:column;width:100%}.hero-actions .btn{width:100%}}.media-container{width:100%;height:100%;position:relative}.media-download-btn{color:#fff;border-radius:var(--radius-md);cursor:pointer;opacity:0;z-index:10;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0009;border:none;justify-content:center;align-items:center;padding:.5rem;transition:opacity .2s,background .2s;display:flex;position:absolute;top:.75rem;right:.75rem}.media-container:hover .media-download-btn{opacity:1}.media-download-btn:hover{background:#000c}