.izup{--color-bg: #050a12;--color-surface: #0a1220;--color-surface-2: #0e1a2c;--color-surface-offset: #122036;--color-border: #1c2c44;--color-divider: #142033;--color-text: #dce7f2;--color-text-muted: #7090b0;--color-text-faint: #33547a;--color-text-inverse: #050a12;--color-primary: #4f98a3;--color-primary-hover: #66b7c4;--color-primary-active: #2a7f8c;--color-primary-glow: rgba(79, 152, 163, .16);--color-gold: #e8af34;--color-silver: #9db4c8;--color-bronze: #cd853f;--color-purple: #a86fdf;--color-success: #6daa45;--color-danger: #e05c5c;--shadow-sm: 0 1px 3px rgba(0,0,0,.4);--shadow-md: 0 4px 16px rgba(0,0,0,.5);--shadow-lg: 0 12px 40px rgba(0,0,0,.6);--shadow-glow: 0 0 40px rgba(79, 152, 163, .12);--text-xs: clamp(.72rem, .68rem + .2vw, .82rem);--text-sm: clamp(.875rem, .8rem + .35vw, 1rem);--text-base: clamp(1rem, .95rem + .25vw, 1.125rem);--text-lg: clamp(1.125rem, 1rem + .75vw, 1.5rem);--text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);--text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);--text-hero: clamp(3rem, .5rem + 7vw, 8rem);--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;--font-display: "Archivo Variable", "Archivo", sans-serif;--font-body: "Archivo Variable", "Archivo", sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, monospace;--content-default: 1120px;--content-narrow: 680px;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .875rem;--radius-xl: 1.25rem;--radius-full: 9999px;--ease-out: cubic-bezier(.16, 1, .3, 1);--transition-interactive: .18s cubic-bezier(.16, 1, .3, 1)}.izup *,.izup *:before,.izup *:after{box-sizing:border-box;margin:0;padding:0}.izup{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;scroll-behavior:smooth;scroll-padding-top:80px}.izup{min-height:100dvh;font-family:var(--font-body);font-size:var(--text-base);color:var(--color-text);background:var(--color-bg);line-height:1.65;overflow-x:hidden}.izup img,.izup svg{display:block;max-width:100%}.izup h1,.izup h2,.izup h3,.izup h4{text-wrap:balance;line-height:1.15}.izup p,.izup li{text-wrap:pretty;max-width:68ch}.izup a,.izup button{transition:color var(--transition-interactive),background var(--transition-interactive),box-shadow var(--transition-interactive),transform var(--transition-interactive),border-color var(--transition-interactive),opacity var(--transition-interactive)}.izup button{cursor:pointer;background:none;border:none;font:inherit;color:inherit}.izup :focus-visible{outline:2px solid var(--color-primary);outline-offset:3px;border-radius:var(--radius-sm)}.izup ::selection{background:#4f98a34d;color:var(--color-text)}@media(prefers-reduced-motion:reduce){.izup *,.izup *:before,.izup *:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.izup .scroll-progress{position:fixed;top:0;left:0;right:0;z-index:200;height:2px;pointer-events:none}.izup .scroll-progress__bar{height:100%;width:0%;background:linear-gradient(90deg,var(--color-primary),var(--color-purple));box-shadow:0 0 8px #4f98a399}.izup .nav{position:fixed;top:0;left:0;right:0;z-index:100;background:#050a12b8;backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border-bottom:1px solid var(--color-border);transition:box-shadow .3s var(--ease-out)}.izup .nav--scrolled{box-shadow:var(--shadow-md)}.izup .nav__inner{max-width:var(--content-default);margin:0 auto;padding:0 var(--space-6);height:64px;display:flex;align-items:center;gap:var(--space-8)}.izup .nav__logo{display:flex;align-items:center;gap:var(--space-3);text-decoration:none;color:var(--color-text);font-family:var(--font-display);font-weight:600;font-size:1.05rem;letter-spacing:.04em;flex-shrink:0}.izup .nav__logo img{border-radius:50%}.izup .nav__logo:hover{color:var(--color-primary)}.izup .nav__links{display:flex;gap:var(--space-6);align-items:center;margin:0 auto}.izup .nav__links a{text-decoration:none;color:var(--color-text-muted);font-size:var(--text-sm);font-weight:500;letter-spacing:.02em;position:relative}.izup .nav__links a:after{content:"";position:absolute;left:0;bottom:-4px;width:100%;height:1.5px;background:var(--color-primary);transform:scaleX(0);transform-origin:left;transition:transform var(--transition-interactive)}.izup .nav__links a:hover{color:var(--color-text)}.izup .nav__links a:hover:after{transform:scaleX(1)}.izup .nav__right{display:flex;align-items:center;gap:var(--space-4);flex-shrink:0}.izup .nav__status{display:flex;align-items:center;gap:var(--space-2);font-family:var(--font-mono);font-size:.68rem;color:var(--color-text-muted);letter-spacing:.04em;border:1px solid var(--color-border);border-radius:var(--radius-full);padding:4px var(--space-3);white-space:nowrap}.izup .nav__theme{color:var(--color-text-muted);display:flex;align-items:center;padding:var(--space-2);border-radius:var(--radius-md)}.izup .nav__theme:hover{color:var(--color-text);background:#ffffff0f}@media(max-width:900px){.izup .nav__links,.izup .nav__status{display:none}}.izup .status-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;display:inline-block}.izup .status-dot--standby{background:var(--color-gold);box-shadow:0 0 8px #e8af3480;animation:pulse 2s ease-in-out infinite}.izup .status-dot--live{background:var(--color-success);box-shadow:0 0 8px #6daa4580;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.izup .flight{position:relative}.izup .flight__stage{position:relative;height:100vh;height:100lvh;overflow:hidden;background:#050a12}.izup .sky{position:absolute;inset:0}.izup .sky--day{background:url(/ballon/assets/scene-ground.jpg) center bottom / cover no-repeat}.izup .sky--strato{opacity:0;background:linear-gradient(to bottom,#040d1a,#0a2138 45%,#16456e 80%,#2a6a9f)}.izup .sky--space{opacity:0;background:url(/ballon/assets/scene-space.jpg) center bottom / cover no-repeat}.izup .flight .stars{position:absolute;inset:0;opacity:0;z-index:1;pointer-events:none}.izup .flight__sun{position:absolute;z-index:1;left:72%;bottom:8vh;width:clamp(70px,9vw,130px);height:clamp(70px,9vw,130px);border-radius:50%;background:radial-gradient(circle at 42% 40%,#fff8ea,#ffdf9e 38%,#f7b955 70%,#e8943a);box-shadow:0 0 60px 24px #f7b95559,0 0 140px 60px #f7b9551f;opacity:.95}.izup .flight__limb{position:absolute;z-index:2;left:-12%;right:-12%;bottom:-4vh;height:26vh;border-radius:50% 50% 0 0/100% 100% 0 0;background:transparent;box-shadow:0 -6px 18px 2px #5aaaff59,0 -18px 60px 10px #468ce62e,inset 0 10px 30px -10px #8cc8ff40;opacity:0;pointer-events:none}.izup .flight__clouds{position:absolute;inset:0;z-index:2;pointer-events:none}.izup .fcloud{position:absolute;top:50%;filter:blur(7px);transform:translateY(-160vh);background:radial-gradient(ellipse 34% 48% at 22% 68%,#fffffff2,#fff0 72%),radial-gradient(ellipse 30% 62% at 44% 42%,#ffffffeb,#fff0 70%),radial-gradient(ellipse 32% 52% at 66% 55%,#ffffffe0,#fff0 72%),radial-gradient(ellipse 26% 40% at 84% 70%,#fafcffcc,#fff0 74%),radial-gradient(ellipse 70% 32% at 50% 82%,#ebf2f8bf,#fff0 80%)}.izup .fcloud--1{width:36vw;height:13vh;left:2%}.izup .fcloud--2{width:24vw;height:9vh;left:64%;opacity:.85}.izup .fcloud--3{width:46vw;height:15vh;left:28%}.izup .fcloud--4{width:18vw;height:5vh;left:76%;opacity:.65;filter:blur(10px)}.izup .fcloud--5{width:30vw;height:11vh;left:-8%;opacity:.9}.izup .fcloud--6{width:26vw;height:6vh;left:46%;opacity:.6;filter:blur(11px)}.izup .flight__ruler{position:absolute;z-index:6;left:clamp(10px,2.5vw,40px);top:50%;transform:translateY(-50%);height:62vh;opacity:0}.izup .fruler__track{position:relative;height:100%;width:90px;border-left:1px solid rgba(140,180,210,.3)}.izup .fruler__tick{position:absolute;left:0;transform:translateY(50%);width:10px;height:1px;background:#8cb4d280}.izup .fruler__tick i{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-style:normal;font-family:var(--font-mono);font-size:.6rem;color:#dcebf8a6;white-space:nowrap;letter-spacing:.04em}.izup .fruler__tick--max{background:var(--color-gold);width:14px}.izup .fruler__tick--max i{color:var(--color-gold);font-weight:700}.izup .fruler__zone{position:absolute;left:-1px;width:2px;pointer-events:none}.izup .fruler__zone--tropo{background:linear-gradient(to top,#4f98a380,#4f98a326)}.izup .fruler__zone--strato{background:linear-gradient(to top,#a86fdf66,#a86fdf14)}.izup .fruler__zone em{position:absolute;left:6px;top:50%;transform:translateY(-50%) rotate(180deg);writing-mode:vertical-rl;font-style:normal;font-family:var(--font-mono);font-size:.56rem;letter-spacing:.22em;text-transform:uppercase;color:#dcebf866;white-space:nowrap}.izup .fruler__needle{position:absolute;left:-5px;bottom:0%;width:11px;height:11px;transform:translateY(50%);background:var(--color-primary);border-radius:50%;box-shadow:0 0 10px 2px #4f98a3b3}.izup .fruler__needle-val{position:absolute;left:18px;top:50%;transform:translateY(-50%);font-family:var(--font-mono);font-size:.66rem;font-weight:700;color:#bfe6ee;white-space:nowrap;background:#040a1299;border:1px solid rgba(126,178,200,.3);border-radius:var(--radius-sm);padding:1px 6px;backdrop-filter:blur(6px)}.izup .flight__balloon{position:absolute;left:50%;top:50%;z-index:4;width:clamp(120px,16vw,200px);margin-left:calc(clamp(120px,16vw,200px)/-2);pointer-events:none}.izup .fb__svg{width:100%;height:auto;overflow:visible}.izup .fb-led{animation:pulse 1.4s ease-in-out infinite}.izup .fb-led--2{animation-delay:.5s}.izup .fb-radio{position:absolute;right:-8px;top:18%}.izup .radio-wave{position:absolute;border-radius:50%;border:1.5px solid var(--color-primary);opacity:0;animation:radioExpand 3s ease-out infinite}.izup .rw--1{width:30px;height:30px;top:-15px;right:-15px;animation-delay:0s}.izup .rw--2{width:55px;height:55px;top:-27px;right:-27px;animation-delay:.8s}.izup .rw--3{width:80px;height:80px;top:-40px;right:-40px;animation-delay:1.6s}@keyframes radioExpand{0%{opacity:.7;transform:scale(.3)}to{opacity:0;transform:scale(1)}}.izup .flight__intro{position:absolute;z-index:6;left:50%;transform:translate(-50%);top:17vh;width:min(92vw,var(--content-default));padding:0 var(--space-6)}.izup .hero__eyebrow{font-size:var(--text-xs);letter-spacing:.16em;text-transform:uppercase;font-weight:600;color:#ffffffd9;margin-bottom:var(--space-5);font-family:var(--font-mono)}.izup .hero__title{font-family:var(--font-display);font-size:var(--text-hero);font-weight:700;line-height:1;color:#f2f8fc;text-shadow:0 2px 24px rgba(4,16,30,.45);margin-bottom:var(--space-6);letter-spacing:-.02em}.izup .hero__title em{font-style:normal;color:#bfe6ee}.izup .hero__sub{font-size:var(--text-lg);color:#ebf5fce6;text-shadow:0 1px 12px rgba(4,16,30,.4);max-width:52ch;margin-bottom:var(--space-5);line-height:1.6}.izup .hero__sub strong{color:#fff}.izup .flight__intro-hint{font-size:var(--text-sm);font-weight:600;color:#ffffffc7;letter-spacing:.04em;animation:hintFloat 2.4s ease-in-out infinite}@keyframes hintFloat{0%,to{transform:translateY(0)}50%{transform:translateY(5px)}}.izup .flight__hud{position:absolute;z-index:6;top:calc(64px + var(--space-5));right:var(--space-5);display:flex;flex-direction:column;gap:6px;background:#040a1294;border:1px solid rgba(126,178,200,.25);border-radius:var(--radius-lg);padding:var(--space-4) var(--space-5);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);min-width:200px;font-family:var(--font-mono)}.izup .fhud__row{display:flex;justify-content:space-between;align-items:baseline;gap:var(--space-4)}.izup .fhud__row--big .fhud__value{font-size:1.35rem;color:#bfe6ee}.izup .fhud__row--phase{margin-top:4px;padding-top:6px;border-top:1px solid rgba(126,178,200,.2);justify-content:flex-start}.izup .fhud__label{font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:#ffffff73}.izup .fhud__value{font-weight:700;font-size:.82rem;color:#fff;font-variant-numeric:tabular-nums}.izup .fhud__value--phase{color:var(--color-gold);font-size:.72rem;letter-spacing:.06em}.izup .flight__milestone{position:absolute;z-index:5;top:55%;transform:translateY(-50%);width:min(88vw,380px);background:#040a129e;border:1px solid rgba(126,178,200,.25);border-radius:var(--radius-xl);padding:var(--space-6);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);opacity:0;pointer-events:none}.izup .fm--left{left:clamp(120px,14vw,12rem)}.izup .fm--right{right:clamp(var(--space-4),8vw,10rem)}.izup .fm__alt{display:block;margin-bottom:var(--space-2);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#8fd2dd}.izup .fm__alt--burst{color:var(--color-gold)}.izup .fm__alt--touch{color:var(--color-success)}.izup .flight__milestone h3{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;color:#fff;margin-bottom:var(--space-2)}.izup .flight__milestone p{font-size:var(--text-sm);color:#e1eef8d1;line-height:1.65}.izup .flight__milestone--landing{border-color:#6daa4566}.izup .flight--static .flight__milestone,.izup .flight--static .flight__ruler{display:none}.izup .flight--static .flight__balloon{transform:translateY(-14%)}.izup .stats-bar{background:var(--color-surface);border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border)}.izup .stats-bar__inner{max-width:var(--content-default);margin:0 auto;padding:var(--space-8) var(--space-6);display:flex;align-items:center;justify-content:center;gap:var(--space-8);flex-wrap:wrap}.izup .stat{display:flex;flex-direction:column;align-items:center;gap:2px;text-align:center}.izup .stat__value{font-family:var(--font-mono);font-size:var(--text-2xl);font-weight:700;color:var(--color-primary);line-height:1.1;font-variant-numeric:tabular-nums}.izup .stat__unit{font-size:var(--text-sm);color:var(--color-primary);opacity:.75;font-family:var(--font-mono)}.izup .stat__label{font-size:var(--text-xs);color:var(--color-text-muted);letter-spacing:.08em;text-transform:uppercase}.izup .stat__divider{width:1px;height:52px;background:var(--color-border)}@media(max-width:640px){.izup .stat__divider{display:none}}.izup .section{padding:clamp(var(--space-16),8vw,var(--space-24)) 0}.izup .section--alt{background:var(--color-surface);border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border)}.izup .section__inner{max-width:var(--content-default);margin:0 auto;padding:0 var(--space-6)}.izup .section__header{margin-bottom:var(--space-12)}.izup .section__label{font-size:var(--text-xs);letter-spacing:.16em;text-transform:uppercase;color:var(--color-primary);font-weight:600;margin-bottom:var(--space-3);font-family:var(--font-mono)}.izup .section__title{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:700;color:var(--color-text);letter-spacing:-.01em}.izup .mission__grid{display:grid;grid-template-columns:1fr 1.1fr;gap:var(--space-12);align-items:start}.izup .mission__text{display:flex;flex-direction:column;gap:var(--space-5)}.izup .mission__lead{font-size:var(--text-lg);color:var(--color-text);font-weight:500;line-height:1.5}.izup .mission__text p{color:var(--color-text-muted);line-height:1.75}.izup .mission__note{border-left:2px solid var(--color-primary);padding-left:var(--space-4);font-style:italic}.izup .mission__cards{display:flex;flex-direction:column;gap:var(--space-4)}.izup .mission-card{background:var(--color-surface-2);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5) var(--space-6);display:flex;align-items:flex-start;gap:var(--space-4);transition:transform var(--transition-interactive),border-color var(--transition-interactive),box-shadow var(--transition-interactive)}.izup .mission-card:hover{transform:translate(4px);border-color:#4f98a359;box-shadow:var(--shadow-sm)}.izup .mission-card__icon{flex-shrink:0;margin-top:2px}.izup .mission-card h3{font-size:var(--text-base);font-weight:600;margin-bottom:4px;font-family:var(--font-display)}.izup .mission-card p{font-size:var(--text-sm);color:var(--color-text-muted)}.izup .mission-card strong{color:var(--color-primary)}@media(max-width:820px){.izup .mission__grid{grid-template-columns:1fr}}.izup .sstv-explainer{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-12);align-items:start;margin-bottom:var(--space-16)}.izup .sstv-intro{color:var(--color-text-muted);line-height:1.75;margin-bottom:var(--space-6)}.izup .sstv-intro strong{color:var(--color-text)}.izup .sstv-audio-btn{display:inline-flex;align-items:center;gap:var(--space-3);background:#e8af341a;border:1px solid rgba(232,175,52,.4);color:var(--color-gold);border-radius:var(--radius-full);padding:var(--space-3) var(--space-6);font-family:var(--font-mono);font-size:var(--text-sm);font-weight:700;letter-spacing:.03em;margin-bottom:var(--space-3)}.izup .sstv-audio-btn:hover{background:#e8af342e;box-shadow:0 0 24px #e8af3433;transform:translateY(-1px)}.izup .sstv-audio-btn.is-playing{background:#e8af3433;box-shadow:0 0 24px #e8af344d}.izup .sstv-audio-btn__icon{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--color-gold);color:#1a1206;flex-shrink:0}.izup .sstv-audio-hint{font-size:var(--text-xs);color:var(--color-text-faint);margin-bottom:var(--space-8);max-width:44ch}.izup .sstv-specs{display:flex;flex-direction:column;gap:var(--space-2)}.izup .sstv-spec{display:flex;justify-content:space-between;align-items:center;padding:var(--space-3) var(--space-4);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);opacity:0}.izup .sstv-spec__key{font-size:var(--text-xs);color:var(--color-text-muted);letter-spacing:.06em;text-transform:uppercase}.izup .sstv-spec__val{font-family:var(--font-mono);font-size:var(--text-sm);font-weight:700;color:var(--color-primary)}.izup .sstv-visual{border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;background:#000;box-shadow:var(--shadow-lg)}.izup .sstv-screen{position:relative;aspect-ratio:320 / 256;background:#000;overflow:hidden}.izup #sstv-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}.izup #sstv-noise{position:absolute;left:0;right:0;top:0;width:100%;display:block;pointer-events:none;z-index:2;opacity:.82}.izup .sstv-scanline{position:absolute;left:0;right:0;height:3px;background:#4f98a3;box-shadow:0 0 10px 3px #4f98a3b3,0 0 2px #fff6;z-index:3;pointer-events:none}.izup .sstv-waterfall-wrap{position:relative;background:#02070d;border-top:1px solid var(--color-border)}.izup .sstv-waterfall-label{position:absolute;top:4px;left:var(--space-3);z-index:2;font-family:var(--font-mono);font-size:.58rem;letter-spacing:.12em;text-transform:uppercase;color:#4f98a3a6;pointer-events:none}.izup #sstv-waterfall{width:100%;height:90px;display:block}.izup .sstv-status-row{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:var(--color-surface);border-top:1px solid var(--color-border);font-size:var(--text-xs);color:var(--color-text-muted);font-family:var(--font-mono)}.izup .sstv-status-dot{width:7px;height:7px;border-radius:50%;flex-shrink:0;background:var(--color-text-faint);transition:background .3s ease,box-shadow .3s ease}.izup .sstv-status-dot.receiving{background:var(--color-primary);box-shadow:0 0 6px var(--color-primary);animation:pulse 1s ease-in-out infinite}.izup .sstv-status-dot.complete{background:var(--color-success);box-shadow:0 0 6px var(--color-success)}.izup .sstv-freq{color:var(--color-gold);margin-left:auto}.izup .sstv-progress-text{color:var(--color-primary);font-weight:700}@media(max-width:900px){.izup .sstv-explainer{grid-template-columns:1fr}}.izup .tech-row{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}.izup .tech-block{background:var(--color-surface-2);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-8) var(--space-6);opacity:0;transition:box-shadow var(--transition-interactive),border-color var(--transition-interactive),transform var(--transition-interactive)}.izup .tech-block:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#4f98a34d}.izup .tech-block__head{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-5)}.izup .tech-block__dot{width:10px;height:10px;border-radius:50%;background:var(--c, var(--color-primary));box-shadow:0 0 10px var(--c, var(--color-primary));flex-shrink:0}.izup .tech-block h3{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;color:var(--color-text)}.izup .tech-list{list-style:none;display:flex;flex-direction:column;gap:var(--space-2)}.izup .tech-list li{font-size:var(--text-sm);color:var(--color-text-muted);padding-left:var(--space-4);position:relative;font-family:var(--font-mono)}.izup .tech-list li:before{content:"→";position:absolute;left:0;color:var(--color-primary);font-size:var(--text-xs)}@media(max-width:900px){.izup 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