@import "https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap";
*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--primary:#1e3a8a;--primary-dark:#172554;--primary-light:#93c5fd;--primary-50:#f0f9ff;--secondary:#0ea5e9;--secondary-dark:#0369a1;--secondary-light:#e0f2fe;--accent:#eab308;--accent-dark:#ca8a04;--accent-light:#fef9c3;--danger:#ef4444;--danger-light:#fee2e2;--neutral-50:#fafafa;--neutral-100:#f5f5f5;--neutral-200:#e5e5e5;--neutral-300:#d4d4d4;--neutral-400:#a3a3a3;--neutral-500:#737373;--neutral-600:#525252;--neutral-700:#404040;--neutral-800:#262626;--neutral-900:#171717;--white:#fff;--font-family:"Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--fs-display:3rem;--fs-h1:2.25rem;--fs-h2:1.75rem;--fs-h3:1.375rem;--fs-body:1rem;--fs-small:.875rem;--fs-tiny:.75rem;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--space-3xl:64px;--space-4xl:96px;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px -1px #00000012, 0 2px 4px -2px #0000000d;--shadow-lg:0 10px 15px -3px #00000014, 0 4px 6px -4px #0000000d;--shadow-xl:0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000000d;--shadow-glow:0 0 20px #2563eb26;--shadow-card-hover:0 20px 40px -12px #2563eb26;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease;--transition-spring:.5s cubic-bezier(.34, 1.56, .64, 1);--z-dropdown:100;--z-sticky:200;--z-overlay:300;--z-modal:400;--z-popover:500;--z-tooltip:600;--z-chatbot:700;--max-width:1200px;--navbar-height:72px}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-family);font-size:var(--fs-body);color:var(--neutral-700);background-color:var(--neutral-50);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.7;overflow-x:hidden}a{color:var(--primary);transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--primary-dark)}img{max-width:100%;height:auto;display:block}button{font-family:var(--font-family);cursor:pointer;background:0 0;border:none;outline:none}ul,ol{list-style:none}h1,h2,h3,h4,h5,h6{color:var(--neutral-900);font-weight:700;line-height:1.3}h1{font-size:var(--fs-h1)}h2{font-size:var(--fs-h2)}h3{font-size:var(--fs-h3)}.container{width:100%;max-width:var(--max-width);padding:0 var(--space-lg);margin:0 auto}.section{padding:var(--space-4xl) 0}.section-header{text-align:center;margin-bottom:var(--space-3xl)}.section-header h2{margin-bottom:var(--space-md);font-size:var(--fs-h1)}.section-header p{max-width:600px;color:var(--neutral-500);margin:0 auto;font-size:1.1rem}.section-label{font-size:var(--fs-tiny);text-transform:uppercase;letter-spacing:2px;color:var(--primary);margin-bottom:var(--space-sm);padding:var(--space-xs) var(--space-md);background:var(--primary-50);border-radius:var(--radius-full);font-weight:600;display:inline-block}.btn{justify-content:center;align-items:center;gap:var(--space-sm);font-size:var(--fs-body);border-radius:var(--radius-sm);transition:all var(--transition-base);white-space:nowrap;padding:14px 28px;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--primary);color:var(--white);box-shadow:0 4px 14px #2563eb4d}.btn-primary:hover{background:var(--primary-dark);color:var(--white);transform:translateY(-2px);box-shadow:0 6px 20px #2563eb66}.btn-secondary{background:var(--white);color:var(--primary);border:2px solid var(--primary-light)}.btn-secondary:hover{background:var(--primary-50);border-color:var(--primary);color:var(--primary-dark);transform:translateY(-2px)}.btn-accent{background:var(--accent);color:var(--neutral-900);box-shadow:0 4px 14px #f59e0b4d}.btn-accent:hover{background:var(--accent-dark);transform:translateY(-2px);box-shadow:0 6px 20px #f59e0b66}.btn-sm{font-size:var(--fs-small);padding:10px 20px}.btn-lg{padding:18px 36px;font-size:1.1rem}.badge{font-size:var(--fs-tiny);border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.5px;align-items:center;gap:4px;padding:4px 12px;font-weight:600;display:inline-flex}.badge-primary{background:var(--primary-light);color:var(--primary-dark)}.badge-secondary{background:var(--secondary-light);color:var(--secondary-dark)}.badge-accent{background:var(--accent-light);color:var(--accent-dark)}.badge-danger{background:var(--danger-light);color:var(--danger)}.badge-instalasi{color:#92400e;background:#fef3c7}.card{background:var(--white);border:1px solid var(--neutral-200);border-radius:var(--radius-lg);padding:var(--space-lg);transition:all var(--transition-base)}.card:hover{border-color:var(--primary-light);box-shadow:var(--shadow-card-hover);transform:translateY(-4px)}.grid{gap:var(--space-lg);display:grid}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes typingDots{0%,80%,to{opacity:.4;transform:scale(.6)}40%{opacity:1;transform:scale(1)}}@keyframes countUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes gradientMove{0%{background-position:0%}50%{background-position:100%}to{background-position:0%}}@keyframes bounceIn{0%{opacity:0;transform:scale(.3)}50%{transform:scale(1.05)}70%{transform:scale(.9)}to{opacity:1;transform:scale(1)}}.animate-fade-in{animation:.6s forwards fadeIn}.animate-fade-in-up{animation:.6s forwards fadeInUp}.animate-slide-in-right{animation:.6s forwards slideInRight}.animate-float{animation:3s ease-in-out infinite float}.stagger-1{animation-delay:.1s}.stagger-2{animation-delay:.2s}.stagger-3{animation-delay:.3s}.stagger-4{animation-delay:.4s}.stagger-5{animation-delay:.5s}.stagger-6{animation-delay:.6s}.reveal{opacity:0;transition:opacity .6s,transform .6s;transform:translateY(30px)}.reveal.visible{opacity:1;transform:translateY(0)}.navbar{z-index:var(--z-sticky);-webkit-backdrop-filter:blur(12px);transition:all var(--transition-base);height:var(--navbar-height);background:#ffffffd9;border-bottom:1px solid #0000;position:fixed;top:0;left:0;right:0}.navbar.scrolled{border-bottom-color:var(--neutral-200);box-shadow:var(--shadow-sm);background:#fffffff2}.navbar-inner{height:100%;max-width:var(--max-width);padding:0 var(--space-lg);justify-content:space-between;align-items:center;margin:0 auto;display:flex}.navbar-logo{align-items:center;gap:var(--space-sm);color:var(--neutral-900);font-size:1.35rem;font-weight:700;text-decoration:none;display:flex}.navbar-logo:hover{color:var(--primary)}.navbar-logo-icon{background:linear-gradient(135deg, var(--primary), var(--secondary));border-radius:var(--radius-sm);width:36px;height:36px;color:var(--white);justify-content:center;align-items:center;display:flex}.navbar-links{align-items:center;gap:var(--space-xs);display:flex}.navbar-link{font-size:var(--fs-small);color:var(--neutral-600);border-radius:var(--radius-sm);transition:all var(--transition-fast);padding:10px 18px;font-weight:500;text-decoration:none;position:relative}.navbar-link:hover{color:var(--primary);background:var(--primary-50)}.navbar-link.active{color:var(--secondary-dark);background:#0ea5e914;font-weight:600}.navbar-cta{margin-left:var(--space-sm)}.navbar-hamburger{cursor:pointer;background:0 0;border:none;flex-direction:column;gap:5px;padding:8px;display:none}.navbar-hamburger span{background:var(--neutral-700);width:24px;height:2.5px;transition:all var(--transition-base);border-radius:2px;display:block}.navbar-hamburger.open span:first-child{transform:rotate(45deg)translate(5px,5px)}.navbar-hamburger.open span:nth-child(2){opacity:0}.navbar-hamburger.open span:nth-child(3){transform:rotate(-45deg)translate(5px,-5px)}.mobile-menu{display:none}.hero{padding-top:calc(var(--navbar-height) + var(--space-3xl));padding-bottom:var(--space-4xl);background:linear-gradient(165deg,#0f172a 0%,#1e293b 40%,#0f172a 100%);align-items:center;min-height:92vh;display:flex;position:relative;overflow:hidden}.hero:before{content:"";pointer-events:none;background:radial-gradient(circle,#2563eb26 0%,#0000 70%);border-radius:50%;width:700px;height:700px;position:absolute;top:-30%;right:-10%}.hero:after{content:"";pointer-events:none;background:radial-gradient(circle,#7c3aed1f 0%,#0000 70%);border-radius:50%;width:500px;height:500px;position:absolute;bottom:-20%;left:-5%}.hero-circuit-bg{opacity:.15;pointer-events:none;position:absolute;inset:0}.circuit-line{stroke:#60a5fa66;stroke-width:1px}.circuit-node{fill:#60a5fa99}.circuit-pulse{fill:#60a5fa;filter:drop-shadow(0 0 4px #60a5fa)}.circuit-pulse.pulse-delay-1{opacity:.8}.circuit-pulse.pulse-delay-2{opacity:.6}.hero-inner{gap:var(--space-3xl);z-index:1;grid-template-columns:1fr 1fr;align-items:center;display:grid;position:relative}.hero-content{animation:.8s forwards fadeInUp}.hero-label{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-full);font-size:var(--fs-small);color:#ffffffb3;margin-bottom:var(--space-lg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffff0f;border:1px solid #ffffff1a;font-weight:500;display:inline-flex}.hero-label-dot{background:var(--secondary);width:8px;height:8px;box-shadow:0 0 8px var(--secondary);border-radius:50%;animation:2s infinite pulse}.hero-title{font-size:var(--fs-display);color:#f8fafc;margin-bottom:var(--space-md);font-weight:700;line-height:1.15}.hero-title .highlight{background:linear-gradient(135deg,#60a5fa,#818cf8);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-title .highlight-alt{background:linear-gradient(135deg,#34d399,#60a5fa);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-typing-wrapper{border-radius:var(--radius-md);margin-bottom:var(--space-lg);background:#ffffff0d;border:1px solid #ffffff1a;align-items:center;gap:8px;padding:8px 18px;font-family:Courier New,monospace;display:inline-flex}.hero-typing-icon{color:#fbbf24;flex-shrink:0}.hero-typed-text{color:#60a5fa;font-size:.95rem;font-weight:500}.hero-cursor{color:#60a5fa;animation:.8s infinite blink}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.hero-description{color:#ffffff8c;margin-bottom:var(--space-xl);max-width:520px;font-size:1.1rem;line-height:1.8}.hero-actions{gap:var(--space-md);margin-bottom:var(--space-2xl);flex-wrap:wrap;display:flex}.hero-btn-glow{box-shadow:0 0 20px #2563eb66,0 4px 12px #2563eb4d}.hero-btn-glow:hover{box-shadow:0 0 30px #2563eb99,0 6px 16px #2563eb66}.hero-stats{gap:var(--space-2xl);display:flex}.hero-stat{text-align:left}.hero-stat-number{font-size:var(--fs-h2);color:#f8fafc;font-weight:700}.hero-stat-label{font-size:var(--fs-small);color:#ffffff73}.hero-visual{opacity:0;justify-content:center;align-items:center;animation:1s .3s forwards fadeIn;display:flex;position:relative}.hero-visual-grid{width:100%;max-width:480px;position:relative}.hero-dashboard{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:var(--radius-xl);background:#ffffff0f;border:1px solid #ffffff1a;overflow:hidden;box-shadow:0 25px 50px -12px #0006}.hero-dashboard-header{background:#ffffff08;border-bottom:1px solid #ffffff14;align-items:center;gap:12px;padding:14px 18px;display:flex}.hero-dashboard-dots{gap:6px;display:flex}.hero-dashboard-dots span{border-radius:50%;width:10px;height:10px}.hero-dashboard-dots span:first-child{background:#ef4444}.hero-dashboard-dots span:nth-child(2){background:#fbbf24}.hero-dashboard-dots span:nth-child(3){background:#22c55e}.hero-dashboard-title{color:#fff6;font-size:12px;font-weight:500}.hero-dashboard-body{padding:20px}.hero-mini-chat{flex-direction:column;gap:12px;display:flex}.hero-mini-msg{align-items:flex-start;gap:8px;max-width:90%;animation:.6s forwards fadeInUp;display:flex}.hero-mini-msg.bot{color:#fffc}.hero-mini-msg.bot svg{color:#60a5fa;flex-shrink:0;margin-top:3px}.hero-mini-msg.bot span{background:#60a5fa1a;border:1px solid #60a5fa26;border-radius:4px 12px 12px;padding:10px 14px;font-size:13px;line-height:1.5}.hero-mini-msg.user{align-self:flex-end}.hero-mini-msg.user span{background:linear-gradient(135deg, var(--primary), var(--secondary));color:#fff;border-radius:12px 12px 4px;padding:10px 14px;font-size:13px;font-weight:500}.hero-floating-card{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:var(--radius-md);padding:var(--space-md);align-items:center;gap:var(--space-sm);font-size:var(--fs-small);color:#f8fafc;background:#ffffff14;border:1px solid #ffffff1a;font-weight:600;animation:4s ease-in-out infinite float;display:flex;position:absolute;box-shadow:0 8px 24px #0003}.hero-floating-card div>div:first-child{color:#f8fafc!important}.hero-floating-card div>div:last-child{color:#ffffff80!important}.hero-floating-card.card-1{animation-delay:0s;top:5%;right:-24px}.hero-floating-card.card-2{animation-delay:1.5s;bottom:20%;left:-28px}.hero-floating-card.card-3{animation-delay:.8s;bottom:-8px;right:15%}.hero-floating-card-icon{border-radius:var(--radius-sm);flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;display:flex}.features-section{padding:var(--space-4xl) 0;background:var(--white)}.features-grid{gap:var(--space-lg);grid-template-columns:repeat(3,1fr);display:grid}.feature-card{padding:var(--space-xl);border-radius:var(--radius-lg);border:1px solid var(--neutral-200);background:var(--white);transition:all var(--transition-base);text-align:center;position:relative;overflow:hidden}.feature-card:before{content:"";background:linear-gradient(90deg, var(--primary), var(--secondary));height:3px;transition:transform var(--transition-base);position:absolute;top:0;left:0;right:0;transform:scaleX(0)}.feature-card:hover{border-color:var(--primary-light);box-shadow:var(--shadow-card-hover);transform:translateY(-6px)}.feature-card:hover:before{transform:scaleX(1)}.feature-icon{border-radius:var(--radius-md);width:64px;height:64px;margin:0 auto var(--space-md);justify-content:center;align-items:center;font-size:1.5rem;display:flex}.feature-icon.blue{background:var(--primary-light);color:var(--primary)}.feature-icon.green{background:var(--secondary-light);color:var(--secondary)}.feature-icon.amber{background:var(--accent-light);color:var(--accent-dark)}.feature-icon.purple{background:var(--secondary-light);color:var(--secondary)}.feature-icon.pink{color:#db2777;background:#fce7f3}.feature-icon.teal{color:#0d9488;background:#ccfbf1}.feature-card h3{margin-bottom:var(--space-sm);font-size:1.125rem}.feature-card p{font-size:var(--fs-small);color:var(--neutral-500);line-height:1.7}.materi-card{background:var(--white);border:1px solid var(--neutral-200);border-radius:var(--radius-lg);transition:all var(--transition-base);color:inherit;flex-direction:column;text-decoration:none;display:flex;overflow:hidden}.materi-card:hover{border-color:var(--primary-light);box-shadow:var(--shadow-card-hover);color:inherit;transform:translateY(-6px)}.materi-card-image{object-fit:cover;background:linear-gradient(135deg, var(--primary-light), #ede9fe);width:100%;height:200px}.materi-card-body{padding:var(--space-lg);flex-direction:column;flex:1;display:flex}.materi-card-badge{margin-bottom:var(--space-sm)}.materi-card h3{margin-bottom:var(--space-sm);font-size:1.1rem;line-height:1.4}.materi-card p{font-size:var(--fs-small);color:var(--neutral-500);flex:1;line-height:1.6}.materi-card-meta{align-items:center;gap:var(--space-md);margin-top:var(--space-md);padding-top:var(--space-md);border-top:1px solid var(--neutral-100);font-size:var(--fs-tiny);color:var(--neutral-400);display:flex}.materi-card-meta span{align-items:center;gap:4px;display:flex}.stats-section{padding:var(--space-3xl) 0;background:linear-gradient(135deg, var(--primary), #4f46e5);color:var(--white)}.stats-grid{gap:var(--space-lg);text-align:center;grid-template-columns:repeat(4,1fr);display:grid}.stat-item{padding:var(--space-lg)}.stat-number{margin-bottom:var(--space-xs);font-size:2.5rem;font-weight:700}.stat-label{font-size:var(--fs-small);opacity:.85}.cta-section{padding:var(--space-4xl) 0;background:var(--neutral-50)}.cta-box{background:linear-gradient(135deg, var(--primary), var(--secondary));border-radius:var(--radius-xl);padding:var(--space-3xl) var(--space-2xl);text-align:center;color:var(--white);position:relative;overflow:hidden}.cta-box:before{content:"";background:#ffffff0d;border-radius:50%;width:400px;height:400px;position:absolute;top:-50%;right:-20%}.cta-box:after{content:"";background:#ffffff0d;border-radius:50%;width:300px;height:300px;position:absolute;bottom:-30%;left:-10%}.cta-box h2{color:var(--white);font-size:var(--fs-h1);margin-bottom:var(--space-md);z-index:1;position:relative}.cta-box p{opacity:.9;margin-bottom:var(--space-xl);z-index:1;max-width:500px;margin-left:auto;margin-right:auto;font-size:1.1rem;position:relative}.cta-box .btn{z-index:1;position:relative}.cta-box .btn-accent{color:var(--neutral-900)}.footer{background:var(--neutral-900);color:var(--neutral-400);padding-top:var(--space-3xl)}.footer-grid{gap:var(--space-2xl);padding-bottom:var(--space-2xl);grid-template-columns:2fr 1fr 1fr 1.5fr;display:grid}.footer-brand{max-width:280px}.footer-brand-logo{align-items:center;gap:var(--space-sm);color:var(--white);margin-bottom:var(--space-md);font-size:1.25rem;font-weight:700;display:flex}.footer-brand p{font-size:var(--fs-small);line-height:1.8}.footer-column h4{color:var(--white);font-size:var(--fs-body);margin-bottom:var(--space-lg);font-weight:600}.footer-column ul{list-style:none}.footer-column ul li{margin-bottom:var(--space-sm)}.footer-column ul a{color:var(--neutral-400);font-size:var(--fs-small);transition:color var(--transition-fast);text-decoration:none}.footer-column ul a:hover{color:var(--white)}.footer-contact-item{align-items:flex-start;gap:var(--space-sm);margin-bottom:var(--space-md);font-size:var(--fs-small);display:flex}.footer-contact-item svg{flex-shrink:0;margin-top:2px}.footer-bottom{border-top:1px solid var(--neutral-800);padding:var(--space-lg) 0;justify-content:space-between;align-items:center;display:flex}.footer-bottom p{font-size:var(--fs-tiny)}.footer-social{gap:var(--space-sm);display:flex}.footer-social a{border-radius:var(--radius-sm);background:var(--neutral-800);width:36px;height:36px;color:var(--neutral-400);transition:all var(--transition-fast);justify-content:center;align-items:center;display:flex}.footer-social a:hover{background:var(--primary);color:var(--white)}.page-header{padding-top:calc(var(--navbar-height) + var(--space-2xl));padding-bottom:var(--space-2xl);background:linear-gradient(165deg, var(--primary-50), #ede9fe, var(--white));text-align:center}.page-header h1{margin-bottom:var(--space-sm)}.page-header p{color:var(--neutral-500);max-width:500px;margin:0 auto}.filter-tabs{justify-content:center;gap:var(--space-sm);margin-bottom:var(--space-xl);flex-wrap:wrap;display:flex}.filter-tab{border-radius:var(--radius-full);font-size:var(--fs-small);color:var(--neutral-600);background:var(--white);border:1px solid var(--neutral-200);cursor:pointer;transition:all var(--transition-fast);padding:10px 22px;font-weight:500}.filter-tab:hover{border-color:var(--primary-light);color:var(--primary)}.filter-tab.active{background:var(--primary);color:var(--white);border-color:var(--primary)}.search-bar{max-width:480px;margin:0 auto var(--space-xl);position:relative}.search-bar input{width:100%;font-family:var(--font-family);font-size:var(--fs-body);border:2px solid var(--neutral-200);border-radius:var(--radius-full);background:var(--white);color:var(--neutral-700);transition:all var(--transition-fast);padding:14px 20px 14px 48px}.search-bar input::placeholder{color:var(--neutral-400)}.search-bar input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 4px #2563eb1a}.search-bar-icon{color:var(--neutral-400);position:absolute;top:50%;left:18px;transform:translateY(-50%)}.materi-grid{gap:var(--space-lg);grid-template-columns:repeat(3,1fr);display:grid}.empty-state{text-align:center;padding:var(--space-3xl);color:var(--neutral-400)}.empty-state svg{margin:0 auto var(--space-md);opacity:.3}.materi-detail{padding-top:calc(var(--navbar-height) + var(--space-xl));padding-bottom:var(--space-3xl)}.breadcrumb{align-items:center;gap:var(--space-sm);font-size:var(--fs-small);color:var(--neutral-400);margin-bottom:var(--space-lg);flex-wrap:wrap;display:flex}.breadcrumb a{color:var(--neutral-500);text-decoration:none}.breadcrumb a:hover{color:var(--primary)}.breadcrumb-separator{font-size:10px}.materi-detail-layout{gap:var(--space-2xl);grid-template-columns:1fr 300px;align-items:start;display:grid}.materi-detail-main h1{font-size:var(--fs-h1);margin-bottom:var(--space-md)}.materi-detail-meta{align-items:center;gap:var(--space-md);margin-bottom:var(--space-xl);flex-wrap:wrap;display:flex}.materi-detail-meta span{font-size:var(--fs-small);color:var(--neutral-500);align-items:center;gap:6px;display:flex}.materi-content{line-height:1.9}.materi-content h2{font-size:var(--fs-h2);margin-top:var(--space-2xl);margin-bottom:var(--space-md);padding-bottom:var(--space-sm);border-bottom:2px solid var(--primary-light)}.materi-content h3{font-size:var(--fs-h3);margin-top:var(--space-xl);margin-bottom:var(--space-md)}.materi-content p{margin-bottom:var(--space-md)}.materi-content ul,.materi-content ol{padding-left:var(--space-lg);margin-bottom:var(--space-md)}.materi-content ul{list-style:outside}.materi-content ol{list-style:decimal}.materi-content li{margin-bottom:var(--space-sm)}.materi-content code{background:var(--neutral-100);border-radius:4px;padding:2px 8px;font-family:Fira Code,monospace;font-size:.9em}.materi-content pre{background:var(--neutral-900);color:#e5e5e5;padding:var(--space-lg);border-radius:var(--radius-md);margin-bottom:var(--space-lg);overflow-x:auto}.materi-content pre code{color:inherit;background:0 0;padding:0}.materi-content blockquote{border-left:4px solid var(--primary);padding:var(--space-md) var(--space-lg);background:var(--primary-50);border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin-bottom:var(--space-md);font-style:italic}.materi-sidebar{top:calc(var(--navbar-height) + var(--space-lg));position:sticky}.sidebar-card{background:var(--white);border:1px solid var(--neutral-200);border-radius:var(--radius-lg);padding:var(--space-lg);margin-bottom:var(--space-lg)}.sidebar-card h4{font-size:var(--fs-body);margin-bottom:var(--space-md);padding-bottom:var(--space-sm);border-bottom:1px solid var(--neutral-100)}.sidebar-nav-item{padding:var(--space-sm) var(--space-md);font-size:var(--fs-small);color:var(--neutral-600);border-radius:var(--radius-sm);transition:all var(--transition-fast);cursor:pointer;text-align:left;width:100%;font-family:var(--font-family);background:0 0;border:none;margin-bottom:2px;text-decoration:none;display:block}.sidebar-nav-item:hover{background:var(--primary-50);color:var(--primary)}.sidebar-nav-item.active{background:var(--primary-light);color:var(--primary-dark);font-weight:600}.materi-nav-buttons{justify-content:space-between;gap:var(--space-md);margin-top:var(--space-2xl);padding-top:var(--space-xl);border-top:1px solid var(--neutral-200);display:flex}.materi-nav-btn{align-items:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);background:var(--white);border:1px solid var(--neutral-200);border-radius:var(--radius-md);color:var(--neutral-700);font-size:var(--fs-small);transition:all var(--transition-fast);flex:1;text-decoration:none;display:flex}.materi-nav-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-50)}.materi-nav-btn.next{text-align:right;justify-content:flex-end}.video-player{margin:var(--space-xl) 0;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);background:var(--neutral-900);overflow:hidden}.video-player-wrapper{height:0;padding-bottom:56.25%;position:relative}.video-player-wrapper iframe{border:none;width:100%;height:100%;position:absolute;top:0;left:0}.video-player-label{align-items:center;gap:var(--space-sm);margin-bottom:var(--space-md);color:var(--neutral-700);font-weight:600;display:flex}.quiz-card{background:var(--white);border:1px solid var(--neutral-200);border-radius:var(--radius-lg);padding:var(--space-lg);transition:all var(--transition-base);color:inherit;text-decoration:none;display:block}.quiz-card:hover{border-color:var(--primary-light);box-shadow:var(--shadow-card-hover);color:inherit;transform:translateY(-4px)}.quiz-card h3{margin-bottom:var(--space-sm);font-size:1.1rem}.quiz-card p{font-size:var(--fs-small);color:var(--neutral-500);margin-bottom:var(--space-md)}.quiz-card-meta{gap:var(--space-md);font-size:var(--fs-tiny);color:var(--neutral-400);display:flex}.quiz-card-meta span{align-items:center;gap:4px;display:flex}.quiz-engine{max-width:750px;padding-top:calc(var(--navbar-height) + var(--space-xl));padding-bottom:var(--space-3xl);margin:0 auto}.quiz-start{text-align:center;background:var(--white);border:1px solid var(--neutral-200);border-radius:var(--radius-xl);padding:var(--space-3xl)}.quiz-start h1{margin-bottom:var(--space-md)}.quiz-start p{color:var(--neutral-500);margin-bottom:var(--space-xl)}.quiz-info-grid{gap:var(--space-md);margin-bottom:var(--space-xl);grid-template-columns:repeat(3,1fr);display:grid}.quiz-info-item{padding:var(--space-md);background:var(--neutral-50);border-radius:var(--radius-md);text-align:center}.quiz-info-item .number{font-size:var(--fs-h2);color:var(--primary);font-weight:700}.quiz-info-item .label{font-size:var(--fs-tiny);color:var(--neutral-500)}.quiz-progress{margin-bottom:var(--space-xl)}.quiz-progress-header{margin-bottom:var(--space-sm);font-size:var(--fs-small);color:var(--neutral-500);justify-content:space-between;display:flex}.quiz-progress-bar{background:var(--neutral-200);border-radius:var(--radius-full);width:100%;height:8px;overflow:hidden}.quiz-progress-fill{background:linear-gradient(90deg, var(--primary), var(--secondary));border-radius:var(--radius-full);height:100%;transition:width var(--transition-slow)}.quiz-question-card{background:var(--white);border:1px solid var(--neutral-200);border-radius:var(--radius-xl);padding:var(--space-xl);animation:.4s fadeInUp}.quiz-question-number{font-size:var(--fs-tiny);color:var(--primary);text-transform:uppercase;letter-spacing:1px;margin-bottom:var(--space-md);font-weight:600}.quiz-question-text{color:var(--neutral-900);margin-bottom:var(--space-xl);font-size:1.15rem;font-weight:600;line-height:1.6}.quiz-options{gap:var(--space-sm);flex-direction:column;display:flex}.quiz-option{align-items:center;gap:var(--space-md);padding:var(--space-md) var(--space-lg);border:2px solid var(--neutral-200);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);font-size:var(--fs-body);background:var(--white);text-align:left;width:100%;font-family:var(--font-family);display:flex}.quiz-option:hover:not(.disabled){border-color:var(--primary);background:var(--primary-50)}.quiz-option.selected{border-color:var(--primary);background:var(--primary-light)}.quiz-option.correct{border-color:var(--secondary);background:var(--secondary-light)}.quiz-option.wrong{border-color:var(--danger);background:var(--danger-light)}.quiz-option.disabled{cursor:default;opacity:.7}.quiz-option-letter{background:var(--neutral-100);width:36px;height:36px;font-weight:600;font-size:var(--fs-small);transition:all var(--transition-fast);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.quiz-option.selected .quiz-option-letter{background:var(--primary);color:var(--white)}.quiz-option.correct .quiz-option-letter{background:var(--secondary);color:var(--white)}.quiz-option.wrong .quiz-option-letter{background:var(--danger);color:var(--white)}.quiz-explanation{margin-top:var(--space-lg);padding:var(--space-md) var(--space-lg);background:var(--primary-50);border-radius:var(--radius-md);border-left:4px solid var(--primary);font-size:var(--fs-small);color:var(--neutral-700);animation:.3s fadeIn}.quiz-explanation strong{color:var(--primary-dark)}.quiz-actions{margin-top:var(--space-xl);justify-content:flex-end;display:flex}.quiz-result{text-align:center;background:var(--white);border:1px solid var(--neutral-200);border-radius:var(--radius-xl);padding:var(--space-3xl);animation:.6s bounceIn}.quiz-result-score{width:140px;height:140px;margin:0 auto var(--space-lg);border-radius:50%;flex-direction:column;justify-content:center;align-items:center;font-size:2.5rem;font-weight:700;display:flex}.quiz-result-score.excellent{background:var(--secondary-light);color:var(--secondary);border:4px solid var(--secondary)}.quiz-result-score.good{background:var(--primary-light);color:var(--primary);border:4px solid var(--primary)}.quiz-result-score.average{background:var(--accent-light);color:var(--accent-dark);border:4px solid var(--accent)}.quiz-result-score.poor{background:var(--danger-light);color:var(--danger);border:4px solid var(--danger)}.quiz-result-score small{font-size:var(--fs-tiny);font-weight:600}.quiz-result h2{margin-bottom:var(--space-sm)}.quiz-result p{color:var(--neutral-500);margin-bottom:var(--space-xl);max-width:400px;margin-left:auto;margin-right:auto}.quiz-result-stats{gap:var(--space-md);margin-bottom:var(--space-xl);grid-template-columns:repeat(3,1fr);display:grid}.quiz-result-stat{padding:var(--space-md);background:var(--neutral-50);border-radius:var(--radius-md)}.quiz-result-stat .number{font-size:var(--fs-h3);font-weight:700}.quiz-result-stat .label{font-size:var(--fs-tiny);color:var(--neutral-500)}.quiz-result-actions{justify-content:center;gap:var(--space-md);flex-wrap:wrap;display:flex}.chatbot-trigger{bottom:var(--space-lg);right:var(--space-lg);background:linear-gradient(135deg, var(--primary), var(--secondary));width:60px;height:60px;color:var(--white);cursor:pointer;z-index:var(--z-chatbot);transition:all var(--transition-base);border:none;border-radius:50%;justify-content:center;align-items:center;display:flex;position:fixed;box-shadow:0 4px 20px #2563eb66}.chatbot-trigger:hover{transform:scale(1.08);box-shadow:0 6px 25px #2563eb80}.chatbot-trigger-pulse{background:var(--accent);border:2px solid var(--white);border-radius:50%;width:18px;height:18px;animation:2s infinite pulse;position:absolute;top:-3px;right:-3px}.chatbot-panel{bottom:var(--space-lg);right:var(--space-lg);background:var(--white);border-radius:var(--radius-xl);width:400px;height:560px;z-index:var(--z-chatbot);animation:slideUp .35s var(--transition-spring);border:1px solid var(--neutral-200);flex-direction:column;display:flex;position:fixed;overflow:hidden;box-shadow:0 25px 50px -12px #00000040}.chatbot-header{padding:var(--space-md) var(--space-lg);background:linear-gradient(135deg, var(--primary), var(--secondary));color:var(--white);flex-shrink:0;justify-content:space-between;align-items:center;display:flex}.chatbot-header-info{align-items:center;gap:var(--space-sm);display:flex}.chatbot-avatar{background:#fff3;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.chatbot-header-text h3{font-size:var(--fs-small);color:var(--white);font-weight:600}.chatbot-header-text p{font-size:var(--fs-tiny);opacity:.85}.chatbot-close{cursor:pointer;width:32px;height:32px;color:var(--white);transition:background var(--transition-fast);background:#ffffff26;border:none;border-radius:50%;justify-content:center;align-items:center;display:flex}.chatbot-close:hover{background:#ffffff4d}.chatbot-messages{padding:var(--space-md);gap:var(--space-md);scroll-behavior:smooth;flex-direction:column;flex:1;display:flex;overflow-y:auto}.chatbot-messages::-webkit-scrollbar{width:4px}.chatbot-messages::-webkit-scrollbar-thumb{background:var(--neutral-300);border-radius:var(--radius-full)}.chat-message{gap:var(--space-sm);max-width:85%;animation:.3s fadeInUp;display:flex}.chat-message.user{flex-direction:row-reverse;align-self:flex-end}.chat-message-avatar{width:30px;height:30px;font-size:var(--fs-tiny);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.chat-message.assistant .chat-message-avatar{background:linear-gradient(135deg, var(--primary-light), #ede9fe);color:var(--primary)}.chat-message.user .chat-message-avatar{background:var(--neutral-200);color:var(--neutral-600)}.chat-message-bubble{padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);font-size:var(--fs-small);line-height:1.6}.chat-message.assistant .chat-message-bubble{background:var(--neutral-100);color:var(--neutral-700);border-bottom-left-radius:4px}.chat-message.user .chat-message-bubble{background:var(--primary);color:var(--white);border-bottom-right-radius:4px}.chat-message-bubble p{margin-bottom:var(--space-sm)}.chat-message-bubble p:last-child{margin-bottom:0}.chat-message-bubble strong{font-weight:600}.chat-message-bubble ul,.chat-message-bubble ol{padding-left:var(--space-md);margin-bottom:var(--space-sm)}.chat-message-bubble ul{list-style:outside}.chat-message-bubble ol{list-style:decimal}.chat-message-bubble li{margin-bottom:2px}.chat-message-bubble code{background:#0000000f;border-radius:3px;padding:1px 5px;font-size:.85em}.chat-message.user .chat-message-bubble code{background:#ffffff26}.typing-indicator{padding:var(--space-sm) var(--space-md);gap:4px;display:flex}.typing-indicator span{background:var(--neutral-400);border-radius:50%;width:8px;height:8px;animation:1.4s infinite typingDots}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}.chatbot-input{align-items:flex-end;gap:var(--space-sm);padding:var(--space-md);border-top:1px solid var(--neutral-200);background:var(--white);flex-shrink:0;display:flex}.chatbot-input input,.chatbot-input textarea{font-family:var(--font-family);font-size:var(--fs-small);border:1px solid var(--neutral-200);border-radius:var(--radius-md);background:var(--neutral-50);color:var(--neutral-700);transition:all var(--transition-fast);flex:1;padding:10px 16px;line-height:1.4}.chatbot-input textarea{resize:none;height:38px;max-height:90px;overflow-y:auto}.chatbot-input input::placeholder,.chatbot-input textarea::placeholder{color:var(--neutral-400)}.chatbot-input input:focus,.chatbot-input textarea:focus{border-color:var(--primary);background:var(--white);outline:none}.chatbot-send{background:var(--primary);width:40px;height:40px;color:var(--white);cursor:pointer;transition:all var(--transition-fast);border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.chatbot-send:hover:not(:disabled){background:var(--primary-dark);transform:scale(1.05)}.chatbot-send:disabled{background:var(--neutral-300);cursor:not-allowed}.chatbot-quota{text-align:center;padding:var(--space-xs) var(--space-md);color:var(--neutral-400);background:var(--neutral-50);border-top:1px solid var(--neutral-100);flex-shrink:0;font-size:11px}.chatbot-quota.warning{color:var(--accent-dark);background:var(--accent-light)}.chatbot-quota.limit{color:var(--danger);background:var(--danger-light)}.scroll-to-top{bottom:var(--space-lg);left:var(--space-lg);background:var(--white);border:1px solid var(--neutral-200);width:44px;height:44px;color:var(--neutral-600);cursor:pointer;z-index:var(--z-dropdown);box-shadow:var(--shadow-md);transition:all var(--transition-base);opacity:0;pointer-events:none;border-radius:50%;justify-content:center;align-items:center;display:flex;position:fixed;transform:translateY(20px)}.scroll-to-top.visible{opacity:1;pointer-events:all;transform:translateY(0)}.scroll-to-top:hover{background:var(--primary);color:var(--white);border-color:var(--primary)}@media (max-width:1024px){:root{--fs-display:2.5rem;--fs-h1:2rem;--fs-h2:1.5rem}.hero-inner{text-align:center;gap:var(--space-2xl);grid-template-columns:1fr}.hero-description{margin-left:auto;margin-right:auto}.hero-actions,.hero-stats{justify-content:center}.features-grid,.materi-grid,.stats-grid,.footer-grid{grid-template-columns:repeat(2,1fr)}.materi-detail-layout{grid-template-columns:1fr}.materi-sidebar{position:static}}@media (max-width:640px){:root{--fs-display:2rem;--fs-h1:1.75rem;--fs-h2:1.375rem;--fs-h3:1.125rem;--space-4xl:64px;--space-3xl:48px}.container{padding:0 var(--space-md)}.navbar-links{display:none}.navbar-hamburger{display:flex}.mobile-menu{top:var(--navbar-height);background:var(--white);z-index:var(--z-overlay);padding:var(--space-lg);gap:var(--space-sm);flex-direction:column;animation:.2s fadeIn;display:none;position:fixed;bottom:0;left:0;right:0}.mobile-menu.open{display:flex}.mobile-menu-link{padding:var(--space-md) var(--space-lg);color:var(--neutral-700);border-radius:var(--radius-md);transition:all var(--transition-fast);font-size:1.1rem;font-weight:500;text-decoration:none;display:block}.mobile-menu-link:hover,.mobile-menu-link.active{background:var(--primary-50);color:var(--primary)}.features-grid,.materi-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr}.hero-actions{flex-direction:column;align-items:center}.hero-stats{gap:var(--space-md);flex-direction:column;align-items:center}.hero-floating-card{display:none}.chatbot-panel{border-radius:0;width:100%;height:100%;inset:0}.chatbot-trigger{bottom:var(--space-md);right:var(--space-md);width:54px;height:54px}.quiz-info-grid,.quiz-result-stats{grid-template-columns:1fr}.materi-nav-buttons{flex-direction:column}.filter-tabs{padding-bottom:var(--space-sm);-webkit-overflow-scrolling:touch;justify-content:flex-start;overflow-x:auto}.filter-tab{flex-shrink:0}}.materi-diagram-wrapper{margin:var(--space-lg) 0;padding:var(--space-lg);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);background:#0f172a;border:1px solid #ffffff14;flex-direction:column;justify-content:center;align-items:center;display:flex}.materi-diagram-caption{font-size:var(--fs-small);color:var(--neutral-400);margin-top:var(--space-sm);text-align:center;font-weight:500}