:root{--ddd-primary:#ff6b35;--ddd-primary-dark:#e85a2a;--ddd-primary-light:#ff8559;--ddd-dark:#1a1a2e;--ddd-dark-secondary:#16213e;--ddd-gray-900:#111827;--ddd-gray-800:#1f2937;--ddd-gray-700:#374151;--ddd-gray-600:#4b5563;--ddd-gray-500:#6b7280;--ddd-gray-400:#9ca3af;--ddd-gray-300:#d1d5db;--ddd-gray-200:#e5e7eb;--ddd-gray-100:#f3f4f6;--ddd-gray-50:#f9fafb;--ddd-white:#fff;--ddd-success:#10b981;--ddd-warning:#f59e0b;--ddd-error:#ef4444;--ddd-info:#3b82f6;--ddd-font-sans:"Inter","Sarabun",-apple-system,BlinkMacSystemFont,sans-serif;--ddd-font-heading:"Inter","Sarabun",-apple-system,BlinkMacSystemFont,sans-serif;--ddd-section-padding:5rem;--ddd-container-max:1280px;--ddd-radius-sm:.375rem;--ddd-radius-md:.5rem;--ddd-radius-lg:.75rem;--ddd-radius-xl:1rem;--ddd-radius-2xl:1.5rem;--ddd-shadow-sm:0 1px 2px 0 #0000000d;--ddd-shadow-md:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a;--ddd-shadow-lg:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a;--ddd-shadow-xl:0 20px 25px -5px #0000001a,0 8px 10px -6px #0000001a;--ddd-transition-fast:.15s ease;--ddd-transition-normal:.3s ease;--ddd-transition-slow:.5s ease}html{scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.ddd-container{max-width:var(--ddd-container-max);margin-left:auto;margin-right:auto;padding-left:1.5rem;padding-right:1.5rem}@media (min-width:640px){.ddd-container{padding-left:2rem;padding-right:2rem}}.ddd-section{padding-top:var(--ddd-section-padding);padding-bottom:var(--ddd-section-padding)}.ddd-section-title{color:var(--ddd-gray-900);text-align:center;margin-bottom:1rem;font-size:2.25rem;font-weight:700}.ddd-section-subtitle{color:var(--ddd-gray-600);text-align:center;max-width:42rem;margin-bottom:3rem;margin-left:auto;margin-right:auto;font-size:1.125rem}.ddd-btn{border-radius:var(--ddd-radius-lg);transition:all var(--ddd-transition-normal);cursor:pointer;border:none;justify-content:center;align-items:center;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;display:inline-flex}.ddd-btn-primary{background-color:var(--ddd-primary);color:var(--ddd-white)}.ddd-btn-primary:hover{background-color:var(--ddd-primary-dark);box-shadow:var(--ddd-shadow-lg);transform:translateY(-2px)}.ddd-btn-outline{color:var(--ddd-primary);border:2px solid var(--ddd-primary);background-color:#0000}.ddd-btn-outline:hover{background-color:var(--ddd-primary);color:var(--ddd-white)}.ddd-btn-white{background-color:var(--ddd-white);color:var(--ddd-primary)}.ddd-btn-white:hover{background-color:var(--ddd-gray-100)}.ddd-card{background-color:var(--ddd-white);border-radius:var(--ddd-radius-xl);box-shadow:var(--ddd-shadow-md);transition:all var(--ddd-transition-normal);padding:2rem}.ddd-card:hover{box-shadow:var(--ddd-shadow-xl);transform:translateY(-4px)}.ddd-gradient-primary{background:linear-gradient(135deg,var(--ddd-primary)0%,var(--ddd-primary-dark)100%)}.ddd-gradient-dark{background:linear-gradient(135deg,var(--ddd-dark)0%,var(--ddd-dark-secondary)100%)}.ddd-text-primary{color:var(--ddd-primary)}.ddd-text-dark{color:var(--ddd-gray-900)}.ddd-text-muted{color:var(--ddd-gray-600)}@keyframes ddd-fade-in{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes ddd-slide-up{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.ddd-animate-fade-in{animation:.6s forwards ddd-fade-in}.ddd-animate-slide-up{animation:.8s forwards ddd-slide-up}@media (max-width:768px){.ddd-section-title{font-size:1.875rem}.ddd-section{padding-top:3rem;padding-bottom:3rem}}