:root{--bg-main:linear-gradient(135deg, #f0f7f3, #e1efe8);--bg-color-fallback:#e6f0eb;--text-main:#171b19;--text-muted:#5e6b64;--card-bg:#fff;--card-border:#d4e3db;--btn-primary-bg:#98afa2;--btn-primary-hover:#839b8d;--btn-primary-text:#171b19;--nav-bg:transparent;--nav-icon-bg:#e1efe8;--nav-icon-color:#5e6b64;--nav-icon-active-bg:#c9ded3;--nav-icon-active-color:#171b19;--drone-img-filter:drop-shadow(0px 8px 12px #0000001a)}[data-theme=dark]{--bg-main:#1f2523;--bg-color-fallback:#1f2523;--text-main:#fff;--text-muted:#9ba6a0;--card-bg:#222926;--card-border:#323d38;--btn-primary-bg:#a6bcae;--btn-primary-hover:#b9d0c2;--btn-primary-text:#171b19;--nav-icon-bg:#2b3330;--nav-icon-color:#9ba6a0;--nav-icon-active-bg:#3a4540;--nav-icon-active-color:#fff;--drone-img-filter:drop-shadow(0px 8px 12px #00000080) brightness(.85)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-main);background-color:var(--bg-color-fallback);color:var(--text-main);-webkit-font-smoothing:antialiased;min-height:100vh;font-family:Inter,sans-serif;line-height:1.5;transition:background .3s,color .3s}.navbar{background:var(--nav-bg);width:100%}.nav-container{justify-content:space-between;align-items:center;width:100%;max-width:1000px;margin:0 auto;padding:24px;display:flex}.nav-left{align-items:center;display:flex}.nav-links{gap:32px;list-style:none;display:flex}.nav-link{color:var(--text-main);padding-bottom:6px;font-size:15px;font-weight:600;text-decoration:none;transition:color .3s;position:relative}.nav-link:after{content:"";background:var(--btn-primary-bg);border-radius:2px;width:0%;height:3px;transition:width .3s;position:absolute;bottom:0;left:0}.nav-link:hover:after{width:100%}.nav-link:hover{color:var(--btn-primary-bg)}.site-logo{object-fit:contain;width:auto;height:160px}@media (width<=800px){.site-logo{height:128px}}.nav-right{align-items:center;gap:16px;display:flex}.theme-toggles,.lang-toggles{align-items:center;gap:4px;display:flex}.divider{background-color:var(--card-border);width:1px;height:16px;margin:0 4px}.icon-btn,.lang-btn{color:var(--nav-icon-color);cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;font-family:Inter,sans-serif;font-size:13px;font-weight:600;transition:all .2s;display:flex}.icon-btn{width:32px;height:32px}.icon-btn svg{width:16px;height:16px}.lang-btn{width:32px;height:32px}.icon-btn:hover,.lang-btn:hover{background:var(--nav-icon-bg);color:var(--text-main)}.icon-btn.active,.lang-btn.active{background:var(--nav-icon-active-bg);color:var(--nav-icon-active-color)}.globe-icon{width:16px;height:16px;color:var(--nav-icon-color);margin-left:8px;margin-right:4px}.btn-signin{background:var(--nav-icon-bg);color:var(--text-main);cursor:pointer;border:none;border-radius:20px;margin-left:8px;padding:8px 16px;font-family:Inter,sans-serif;font-size:14px;font-weight:500;transition:all .2s}.btn-signin:hover{background:var(--nav-icon-active-bg)}html[lang=id] .lang-en,html[lang=en] .lang-id{display:none!important}.hero-section{text-align:center;flex-direction:column;align-items:center;max-width:1000px;margin:48px auto;padding:0 24px;display:flex}.headline{letter-spacing:-.02em;margin-bottom:48px;font-size:clamp(28px,4vw,44px);font-weight:700;line-height:1.2}.subtitle{color:var(--text-muted);letter-spacing:.1em;margin-bottom:24px;font-size:12px;font-weight:600}.drone-gallery-carousel{background:0 0;width:100%;margin-bottom:48px;padding:20px 0;position:relative;overflow:hidden}.drone-gallery-carousel:before,.drone-gallery-carousel:after{content:"";z-index:2;pointer-events:none;width:120px;height:100%;position:absolute;top:0}.drone-gallery-carousel:before{background:linear-gradient(to right, var(--bg-color-fallback) 0%, transparent 100%);left:0}.drone-gallery-carousel:after{background:linear-gradient(to left, var(--bg-color-fallback) 0%, transparent 100%);right:0}[data-theme=dark] .drone-gallery-carousel:before{background:linear-gradient(to right, var(--bg-main) 0%, transparent 100%)}[data-theme=dark] .drone-gallery-carousel:after{background:linear-gradient(to left, var(--bg-main) 0%, transparent 100%)}.drone-track{align-items:flex-end;gap:48px;width:max-content;animation:35s linear infinite scroll;display:flex}.drone-track:hover{animation-play-state:paused}@keyframes scroll{0%{transform:translate(0)}to{transform:translate(calc(-50% - 24px))}}.drone-card{flex-direction:column;align-items:center;gap:12px;display:flex}.drone-img{justify-content:center;align-items:center;width:120px;height:80px;display:flex}.drone-img img{--img-scale:1;object-fit:contain;max-width:100%;max-height:100%;filter:var(--drone-img-filter);transform:scale(var(--img-scale));transition:transform .3s}.drone-card:hover .drone-img img{transform:scale(var(--img-scale)) translateY(-5px)}.drone-card p{color:var(--text-main);opacity:.9;font-size:12px;font-weight:600}.cta-wrapper{align-items:center;gap:16px;margin-bottom:64px;display:flex}.btn-primary{background:var(--btn-primary-bg);color:var(--btn-primary-text);cursor:pointer;border:none;border-radius:24px;align-items:center;padding:12px 24px;font-family:Inter,sans-serif;font-size:15px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary:hover{background:var(--btn-primary-hover);transform:translateY(-1px)}.cta-text{color:var(--text-muted);font-size:13px}.features-grid{grid-template-columns:repeat(3,1fr);gap:16px;width:100%;display:grid}.feature-box{background:var(--card-bg);border:1px solid var(--card-border);text-align:left;border-radius:12px;padding:20px 24px;transition:transform .2s,box-shadow .2s}.feature-box:hover{transform:translateY(-2px);box-shadow:0 10px 30px #0000000d}[data-theme=dark] .feature-box:hover{box-shadow:0 10px 30px #0003}.feature-icon{color:var(--text-muted);margin-bottom:12px}.feature-icon svg{stroke-width:1.5px;width:18px;height:18px}.feature-box h3{color:var(--text-main);margin-bottom:6px;font-size:15px;font-weight:600}.feature-box p{color:var(--text-muted);font-size:13px;line-height:1.5}@media (width<=800px){.features-grid{grid-template-columns:1fr}.nav-container{padding:20px 24px}.nav-links{display:none}.explanation-grid{grid-template-columns:1fr}.cta-wrapper{flex-direction:column;gap:12px}}.explanation-section{border-top:1px solid var(--card-border);text-align:center;width:100%;margin-top:80px;padding-top:60px}.explanation-header{max-width:800px;margin-bottom:48px;margin-left:auto;margin-right:auto}.explanation-header h2{color:var(--text-main);letter-spacing:-.02em;margin-bottom:16px;font-size:28px;font-weight:700}.explanation-header p{color:var(--text-muted);font-size:15px;line-height:1.6}.explanation-grid{grid-template-columns:repeat(3,1fr);gap:24px;width:100%;display:grid}.explanation-card{text-align:left;background:0 0;border:1px solid #0000;border-radius:12px;padding:24px;transition:background .3s,border .3s}.explanation-card:hover{background:var(--card-bg);border:1px solid var(--card-border)}.explanation-card h4{color:var(--text-main);margin-bottom:12px;font-size:16px;font-weight:600}.explanation-card p{color:var(--text-muted);font-size:14px;line-height:1.6}.cta-banner{background:var(--card-bg);border-top:1px solid var(--card-border);border-bottom:1px solid var(--card-border);text-align:center;width:100%;margin-top:80px;padding:64px 24px}.cta-banner-content{max-width:600px;margin:0 auto}.cta-banner-content h2{color:var(--text-main);letter-spacing:-.02em;margin-bottom:16px;font-size:28px;font-weight:700}.cta-banner-content p{color:var(--text-muted);margin-bottom:24px;font-size:15px;line-height:1.6}.faq-section{width:100%;max-width:800px;margin:80px auto;padding:0 24px}.faq-header{text-align:left;border-bottom:1px solid var(--card-border);margin-bottom:24px;padding-bottom:24px}.faq-header h2{color:var(--text-main);letter-spacing:-.01em;font-size:28px;font-weight:500}.faq-accordion{flex-direction:column;display:flex}.faq-item{border-bottom:1px solid var(--card-border)}.faq-btn{text-align:left;cursor:pointer;width:100%;color:var(--text-main);background:0 0;border:none;justify-content:space-between;align-items:center;padding:24px 0;font-family:inherit;font-size:15px;font-weight:600;transition:color .2s;display:flex}.faq-btn:hover{color:var(--btn-primary-bg)}.faq-icon{color:var(--btn-primary-bg);justify-content:center;align-items:center;transition:transform .3s;display:flex}.faq-content{text-align:left;max-height:0;transition:max-height .3s,padding .3s;overflow:hidden}.faq-content p{color:var(--text-muted);padding-bottom:0;font-size:14px;line-height:1.6}.faq-item.active .faq-content{max-height:500px;padding-bottom:24px}.faq-item.active .faq-btn{padding-bottom:16px}.faq-item.active .vertical-line{display:none}.auth-container{background:var(--bg-main);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:16px;width:100%;max-width:420px;padding:40px;box-shadow:0 10px 40px #00000014}[data-theme=dark] .auth-card{box-shadow:0 10px 40px #0000004d}.back-link{color:var(--text-muted);align-items:center;gap:8px;margin-bottom:24px;font-size:14px;text-decoration:none;transition:color .2s;display:inline-flex}.back-link:hover{color:var(--text-main)}.auth-card h2{color:var(--text-main);margin-bottom:8px;font-size:24px;font-weight:700}.auth-subtitle{color:var(--text-muted);margin-bottom:24px;font-size:14px}.auth-error{color:#ef4444;background:#fee2e2;border-radius:8px;margin-bottom:20px;padding:12px;font-size:13px}[data-theme=dark] .auth-error{background:#ef44441a}.auth-form{flex-direction:column;gap:16px;display:flex}.input-group{align-items:center;display:flex;position:relative}.input-icon{color:var(--text-muted);position:absolute;left:14px}.input-group input{border:1px solid var(--card-border);width:100%;color:var(--text-main);background:0 0;border-radius:8px;padding:12px 16px 12px 44px;font-family:inherit;font-size:14px;transition:border-color .2s}.input-group input:focus{border-color:var(--btn-primary-bg);outline:none}.full-width{justify-content:center;width:100%}.auth-divider{text-align:center;align-items:center;margin:24px 0;display:flex}.auth-divider:before,.auth-divider:after{content:"";border-bottom:1px solid var(--card-border);flex:1}.auth-divider span{color:var(--text-muted);padding:0 10px;font-size:12px;font-weight:600}.google-btn{border:1px solid var(--card-border);color:var(--text-main);cursor:pointer;background:0 0;border-radius:8px;align-items:center;gap:12px;padding:12px;font-family:inherit;font-size:14px;font-weight:500;transition:all .2s;display:flex}.google-btn:hover{background:var(--nav-icon-bg)}.google-icon{width:20px;height:20px}.auth-footer{text-align:center;color:var(--text-muted);margin-top:24px;font-size:14px}.auth-footer a{color:var(--btn-primary-bg);font-weight:600;text-decoration:none}.dashboard-container{background:var(--bg-main);min-height:100vh}.dashboard-header{background:var(--card-bg);border-bottom:1px solid var(--card-border);justify-content:space-between;align-items:center;padding:16px 32px;display:flex}.logo{color:var(--text-main);align-items:center;gap:8px;font-size:18px;font-weight:700;display:flex}.logo .icon{color:var(--btn-primary-bg)}.user-menu{align-items:center;gap:24px;display:flex}.user-email{color:var(--text-muted);font-size:14px}.logout-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;align-items:center;gap:8px;font-family:inherit;font-size:14px;font-weight:500;transition:color .2s;display:flex}.logout-btn:hover{color:#ef4444}.dashboard-main{max-width:1000px;margin:48px auto;padding:0 24px}.dashboard-welcome h1{color:var(--text-main);margin-bottom:8px;font-size:28px}.dashboard-welcome p{color:var(--text-muted);font-size:15px}.dashboard-actions{margin:32px 0 48px}.new-mission-btn{border-radius:12px;gap:12px;padding:16px 32px;font-size:16px}.missions-list h3{color:var(--text-main);margin-bottom:16px;font-size:18px}.empty-state{background:var(--card-bg);border:1px dashed var(--card-border);text-align:center;border-radius:12px;padding:48px 24px}.empty-state p{color:var(--text-muted);font-size:15px}