:root{--brand-red:#e63946;--brand-red-dark:#c1121f;--brand-red-light:#ff6b6b;--brand-navy:#1d3557;--brand-navy-light:#457b9d;--brand-teal:#22a5a9;--brand-teal-dark:#1a8a8e;--brand-teal-light:#2ec4b6;--brand-amber:#e9800a;--bg:#f1f5f9;--bg-dark:#0f172a;--surface:#ffffff;--surface-2:#f8fafc;--surface-glass:rgba(255,255,255,0.82);--surface-glass-dark:rgba(15,23,42,0.82);--font-display:var(--font-body);--border:#E2E8F0;--border-strong:#CBD5E0;--text-primary:#0F172A;--text-secondary:#475569;--text-muted:#94A3B8;--text-inverse:#F8FAFC;--success:#10B981;--warning:#F59E0B;--danger:#EF4444;--info:#3B82F6;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--radius-2xl:24px;--radius-full:9999px;--shadow-sm:0 1px 3px rgba(0,0,0,0.06);--shadow-md:0 4px 12px rgba(0,0,0,0.08);--shadow-lg:0 8px 30px rgba(0,0,0,0.1);--shadow-xl:0 12px 40px rgba(0,0,0,0.12);--shadow-glow-teal:0 0 30px rgba(34,165,169,0.3);--shadow-glow-red:0 0 30px rgba(230,57,70,0.2);--transition-fast:0.15s 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100%);color:#ffffff!important;box-shadow:0 2px 8px rgba(34,165,169,.3)}.btn-primary:hover{box-shadow:var(--shadow-glow-teal);transform:translateY(-1px)}.btn-primary:hover,a.btn-primary:visited{color:#ffffff!important}.btn-secondary{background:var(--surface);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--brand-teal);color:var(--brand-teal)}.btn-danger{background:linear-gradient(135deg,var(--danger) 0,var(--brand-red-dark) 100%);color:white}.btn-ghost{color:var(--text-secondary);padding:8px 16px}.btn-ghost:hover{background:var(--surface-2);color:var(--brand-teal)}.marketing-nav-shell .btn.btn-ghost{color:rgba(255,255,255,.92)}.marketing-nav-shell .btn.btn-ghost:hover{background:rgba(255,255,255,.15);color:#ffffff}.marketing-nav-shell .btn.btn-primary{background:#ffffff!important;color:var(--brand-teal-dark)!important;box-shadow:0 6px 18px rgba(15,23,42,.18)}.marketing-nav-shell .btn.btn-primary:hover{background:var(--surface-2)!important;color:var(--brand-teal-dark)!important;box-shadow:0 8px 22px rgba(15,23,42,.24)}.btn-lg{padding:16px 32px;font-size:16px;border-radius:var(--radius-lg)}.btn-sm{padding:8px 16px;font-size:13px}.badge{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:var(--radius-full);font-size:12px;font-weight:600;line-height:1}.badge-success{background:rgba(16,185,129,.12);color:#059669}.badge-warning{background:rgba(245,158,11,.12);color:#D97706}.badge-danger{background:rgba(239,68,68,.12);color:#DC2626}.badge-info{background:rgba(59,130,246,.12);color:#2563EB}.badge-neutral{background:var(--surface-2);color:var(--text-secondary)}.form-group{display:flex;flex-direction:column;gap:6px}.form-label{font-size:13px;font-weight:600;color:var(--text-secondary)}.form-input{width:100%;min-width:0;padding:10px 14px;border:1.5px solid var(--border);border-radius:var(--radius-md);background:var(--surface);color:var(--text-primary);font-size:14px;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);outline:none}.form-input:focus{border-color:var(--brand-teal);box-shadow:0 0 0 3px rgba(34,165,169,.12)}.form-input::placeholder{color:var(--text-muted)}.form-input-error,.form-input.form-input-error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(239,68,68,.08)}.form-input-error:focus{border-color:var(--danger);box-shadow:0 0 0 3px rgba(239,68,68,.15)}.form-select{width:100%;min-width:0;-webkit-appearance:none;-moz-appearance:none;appearance:none;padding:10px 36px 10px 14px;border:1.5px solid var(--border);border-radius:var(--radius-md);background:var(--surface) url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") 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24px;display:flex;flex-direction:column;gap:8px;position:relative;overflow:hidden;transition:all var(--transition-normal)}.stat-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:3px}.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-card-teal:before{background:linear-gradient(90deg,var(--brand-teal),var(--brand-teal-light))}.stat-card-red:before{background:linear-gradient(90deg,var(--brand-red),var(--brand-red-light))}.stat-card-amber:before{background:linear-gradient(90deg,var(--brand-amber),var(--warning))}.stat-card-navy:before{background:linear-gradient(90deg,var(--brand-navy),var(--brand-navy-light))}.stat-card-info:before{background:linear-gradient(90deg,var(--info),#60A5FA)}.stat-card-success:before{background:linear-gradient(90deg,var(--success),#34D399)}.stat-card .stat-icon{width:44px;height:44px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center}.stat-card 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h3{font-family:var(--font-display);font-size:18px;font-weight:700}.modal-body{padding:24px;display:flex;flex-direction:column;gap:16px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:16px 24px;border-top:1px solid var(--border)}.toast{position:fixed;top:24px;right:24px;padding:14px 20px;border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);font-size:14px;font-weight:500;z-index:2000;animation:slideInRight .3s ease;display:flex;align-items:center;gap:10px}.toast.toast-success{border-left:4px solid var(--success)}.toast.toast-error{border-left:4px solid var(--danger)}.skeleton{background:linear-gradient(90deg,var(--surface-2) 25%,rgba(255,255,255,.5) 50%,var(--surface-2) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-sm)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px rgba(34,165,169,.2)}50%{box-shadow:0 0 40px rgba(34,165,169,.4)}}@keyframes gradient-shift{0%{background-position:0 50%}50%{background-position:100% 50%}to{background-position:0 50%}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@media (max-width:1023px){.container{padding:0 20px}}@media (max-width:767px){.container{padding:0 16px}.hide-mobile{display:none!important}}@media (min-width:769px){.hide-desktop{display:none!important}}@media (min-width:961px){.hide-nav-desktop{display:none!important}}.md>:first-child{margin-top:0}.md>:last-child{margin-bottom:0}.md p{margin:0 0 8px}.md ol,.md ul{margin:6px 0;padding-left:20px}.md li{margin:3px 0}.md li::marker{color:var(--brand-teal,#22a5a9)}.md strong{font-weight:700}.md em{font-style:italic}.md h1,.md h2,.md h3,.md h4{font-size:1.02em;font-weight:800;margin:12px 0 4px;line-height:1.3}.md a{color:var(--brand-teal,#22a5a9);text-decoration:underline}.md blockquote{margin:8px 0;padding:2px 12px;border-left:3px solid var(--brand-teal,#22a5a9);opacity:.9}.md code{background:rgba(127,127,127,.18);padding:1px 5px;border-radius:4px;font-size:.88em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.md pre{background:rgba(127,127,127,.14);border:1px solid rgba(127,127,127,.25);border-radius:8px;padding:10px 12px;overflow-x:auto;margin:8px 0}.md pre code{background:none;padding:0}.md 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.stat-card:before{left:auto;right:0}@keyframes slideInLeft{0%{opacity:0;transform:translateX(-40px)}to{opacity:1;transform:translateX(0)}}html[dir=rtl] .katex,html[dir=rtl] .katex-display,html[dir=rtl] .md code,html[dir=rtl] .md pre{direction:ltr}