/* StrellaLab — vet-clinical lab aesthetic: white + slate + orange */
@font-face{font-family:Poppins;src:url(assets/fonts/poppins-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:Poppins;src:url(assets/fonts/poppins-700.woff2) format("woff2");font-weight:700;font-style:normal;font-display:swap}
:root{
  --white:#ffffff;--snow:#f6f8fa;--cool:#eef2f5;
  --slate:#253746;--slate2:#4a5f70;--slate3:#7f92a3;
  --orange:#f27a1f;--orange2:#ff9338;--amber:#fff3e6;
  --line:#e3e9ee;
  --sans:"Poppins",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);background:var(--white);color:var(--slate);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* Loading — science flask + measuring bars */
.loading{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#ffffff,#eef2f5);transition:opacity .5s,visibility .5s}
.loading-inner{display:flex;flex-direction:column;align-items:center;gap:16px}
.loading-flask{width:44px;height:56px;border:3px solid var(--slate);border-top:none;border-radius:0 0 14px 14px;position:relative;animation:flaskPulse 1.2s ease-in-out infinite}
.loading-flask::before{content:"";position:absolute;top:-14px;left:50%;transform:translateX(-50%);width:12px;height:14px;background:var(--slate)}
.loading-flask span{position:absolute;bottom:8px;left:50%;transform:translateX(-50%);width:22px;height:14px;background:var(--orange);border-radius:2px;animation:flaskLiquid 1.2s ease-in-out infinite}
@keyframes flaskPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
@keyframes flaskLiquid{0%,100%{height:10px;opacity:.7}50%{height:22px;opacity:1}}
.loading-word{font-weight:700;font-size:.95rem;letter-spacing:.3em;color:var(--slate);text-transform:uppercase}
.loading-bars{display:flex;gap:4px;align-items:flex-end;height:18px}
.loading-bars i{width:4px;background:var(--orange);border-radius:2px;animation:bars 1s ease-in-out infinite}
.loading-bars i:nth-child(1){height:8px;animation-delay:0s}
.loading-bars i:nth-child(2){height:16px;animation-delay:.15s}
.loading-bars i:nth-child(3){height:11px;animation-delay:.3s}
@keyframes bars{0%,100%{transform:scaleY(.6);opacity:.6}50%{transform:scaleY(1.1);opacity:1}}
.loading.is-done{opacity:0;visibility:hidden;pointer-events:none}

/* Topbar */
.topbar{position:fixed;top:0;left:0;right:0;z-index:100;height:62px;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar-inner{max-width:1160px;margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding:0 20px}
.brand{display:flex;align-items:center;gap:9px}
.brand-logo{height:30px;width:auto;object-fit:contain}
.brand-name{font-weight:700;font-size:1.02rem;color:var(--slate);letter-spacing:.02em}
.brand-accent{color:var(--orange)}
.topbar-right{display:flex;align-items:center;gap:16px}
.trust-mini{display:none;align-items:center;gap:8px;font-size:.7rem;letter-spacing:.08em;color:var(--slate3);text-transform:uppercase}
.trust-mini i{color:var(--orange)}
.lang-wrap{position:relative}
.lang-btn{display:flex;align-items:center;gap:7px;min-height:42px;padding:6px 12px;background:none;border:1px solid var(--line);border-radius:8px;color:var(--slate);cursor:pointer;font-family:var(--sans);font-size:.78rem}
.lang-btn:hover{border-color:var(--orange)}
.flag{font-size:.96rem}
.caret{color:var(--slate3);font-size:.66rem}
.lang-menu{position:absolute;top:calc(100% + 10px);right:0;z-index:120;display:none;flex-direction:column;min-width:180px;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:6px;box-shadow:0 24px 60px rgba(37,55,70,.16)}
.lang-menu.open{display:flex}
.lang-menu button{display:flex;align-items:center;gap:9px;width:100%;min-height:40px;padding:8px 12px;background:none;border:none;border-radius:7px;color:var(--slate);cursor:pointer;font-family:var(--sans);font-size:.85rem;text-align:left}
.lang-menu button:hover{background:var(--cool)}
.lang-menu button.active{color:var(--orange);font-weight:700}
.lang-menu .flag{width:22px}

.content{max-width:1100px;margin:0 auto;padding:0 24px}
.eyebrow{font-size:.66rem;letter-spacing:.3em;text-transform:uppercase;color:var(--orange);font-weight:700;margin-bottom:14px}
.sec-title{font-weight:700;font-size:clamp(1.8rem,4.6vw,2.8rem);line-height:1.15;color:var(--slate);margin-bottom:14px}
.sec-sub{color:var(--slate3);font-size:clamp(.98rem,2vw,1.08rem);max-width:58ch}
.sec-head{margin-bottom:40px}

/* Hero — light, scientific */
.hero{min-height:calc(100svh - 62px);display:flex;align-items:center;justify-content:center;text-align:center;padding:110px 20px 80px;background:
  radial-gradient(90% 60% at 85% 0%,rgba(242,122,31,.08),transparent 60%),
  radial-gradient(80% 60% at 10% 100%,rgba(126,163,191,.14),transparent 60%),
  var(--white)}
.hero-inner{max-width:880px;position:relative;z-index:2}
.hero-badge{display:inline-block;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--orange);background:var(--amber);border:1px solid rgba(242,122,31,.25);border-radius:999px;padding:8px 18px;margin-bottom:20px}
.hero-title{font-weight:700;font-size:clamp(2.1rem,6.4vw,3.7rem);line-height:1.12;color:var(--slate);margin-bottom:18px}
.hero-title .hl{color:var(--orange)}
.hero-sub{color:var(--slate3);font-size:clamp(1rem,2.2vw,1.18rem);max-width:56ch;margin:0 auto 30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-bottom:34px}
.hero-cta{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:15px 34px;background:var(--orange);color:#fff;font-weight:700;font-size:.88rem;border-radius:8px;white-space:nowrap;max-width:calc(100vw - 40px);overflow:hidden;text-overflow:ellipsis;box-shadow:0 10px 26px rgba(242,122,31,.32);transition:transform .2s,box-shadow .2s}
.hero-cta:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(242,122,31,.4)}
.hero-link{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:15px 26px;border:1px solid var(--slate);color:var(--slate);font-weight:600;font-size:.88rem;border-radius:8px;white-space:nowrap;max-width:calc(100vw - 40px);overflow:hidden;text-overflow:ellipsis;transition:border-color .2s,color .2s}
.hero-link:hover{border-color:var(--orange);color:var(--orange)}
.hero-facts{display:flex;flex-wrap:wrap;gap:18px;justify-content:center}
.fact{display:flex;flex-direction:column;gap:2px;min-width:110px}
.fact-num{font-weight:700;font-size:1.6rem;color:var(--slate)}
.fact-l{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--slate3)}
@media(min-width:860px){.trust-mini{display:flex}.fact{border-right:1px solid var(--line);padding-right:20px}.fact:last-child{border:none}}
.scroll-hint{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);font-size:.62rem;letter-spacing:.3em;text-transform:uppercase;color:var(--slate3);animation:bob 2.2s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(7px)}}

/* Trust bar */
.trust{padding:0;background:var(--slate);color:#fff}
.trust-row{max-width:1100px;margin:0 auto;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:18px 20px}
.trust-row span{font-size:.82rem;letter-spacing:.05em;color:#dbe4ec}

/* Conditions */
.conditions{padding:96px 0}
.cond-grid{display:grid;grid-template-columns:1fr;gap:16px}
.c-card{position:relative;border:1px solid var(--line);border-radius:12px;padding:26px 22px;background:var(--white);cursor:pointer;transition:transform .2s,box-shadow .2s,border-color .2s}
.c-card:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(37,55,70,.1);border-color:var(--orange)}
.c-num{position:absolute;top:14px;right:16px;font-weight:700;font-size:.78rem;color:var(--orange)}
.c-ico{font-size:1.7rem;margin-bottom:10px}
.c-card h3{font-weight:700;font-size:1.12rem;color:var(--slate);margin-bottom:6px}
.c-card p{color:var(--slate3);font-size:.9rem}
.c-arrow{position:absolute;bottom:18px;right:18px;color:var(--orange);font-size:1.1rem;opacity:0;transform:translateX(-6px);transition:opacity .2s,transform .2s}
.c-card:hover .c-arrow{opacity:1;transform:translateX(0)}
@media(min-width:820px){.cond-grid{grid-template-columns:repeat(4,1fr)}}

/* Feature */
.feature{padding:96px 0;background:var(--snow)}
.feat-grid{display:grid;grid-template-columns:1fr;gap:40px;align-items:center}
.feat-img{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:24px;display:flex;justify-content:center}
.feat-img img{width:min(300px,80vw);height:auto}
.feat-text{max-width:52ch}
.feat-list{margin:0 0 22px;list-style:none}
.feat-list li{position:relative;padding:8px 0 8px 30px;color:var(--slate);font-size:.96rem}
.feat-list li::before{content:"✔";position:absolute;left:0;color:var(--orange);font-weight:700}
.price-row{display:flex;align-items:baseline;gap:12px;margin-bottom:20px}
.price{font-weight:700;font-size:1.5rem;color:var(--slate)}
.price-sub{font-size:.78rem;color:var(--orange)}
.feat-cta{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:14px 32px;background:var(--orange);color:#fff;font-weight:700;font-size:.88rem;border-radius:8px;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis;box-shadow:0 10px 24px rgba(242,122,31,.3);transition:transform .2s}
.feat-cta:hover{transform:translateY(-2px)}
@media(min-width:900px){.feat-grid{grid-template-columns:1fr 1fr}}

/* Quiz */
.quiz{padding:80px 0}
.quiz-box{background:linear-gradient(135deg,var(--slate),#31475a);border-radius:18px;padding:46px 28px;text-align:center}
.quiz-box .eyebrow{color:var(--orange2)}
.quiz-box .sec-title{color:#fff}
.quiz-box .sec-sub{color:#c3d0db;margin:0 auto 26px}
.quiz-cta{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:15px 38px;background:var(--orange);color:#fff;font-weight:700;font-size:.9rem;border-radius:8px;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis;box-shadow:0 12px 30px rgba(0,0,0,.25);transition:transform .2s}
.quiz-cta:hover{transform:translateY(-2px)}

/* Lab */
.lab{padding:96px 0;background:var(--white)}
.lab-steps{display:grid;grid-template-columns:1fr;gap:16px;margin-bottom:34px}
.ls{border-left:3px solid var(--orange);padding:4px 0 4px 20px}
.ls-num{font-weight:700;font-size:.8rem;color:var(--orange);letter-spacing:.1em}
.ls h3{font-weight:700;font-size:1.08rem;color:var(--slate);margin:4px 0 4px}
.ls p{color:var(--slate3);font-size:.9rem}
@media(min-width:820px){.lab-steps{grid-template-columns:repeat(3,1fr)}}
.lab-img{border-radius:14px;overflow:hidden}
.lab-img img{width:100%;height:auto}

/* Footer */
.footer{background:var(--slate);padding:54px 0 170px}
.footer-inner{max-width:1100px;margin:0 auto;padding:0 24px;text-align:center}
.footer-note{font-size:.8rem;color:#c3d0db;max-width:74ch;margin:0 auto 10px}
.footer-legal{font-size:.74rem;color:#93a5b4}

/* Sticky */
.sticky-cta{position:fixed;left:50%;bottom:18px;transform:translateX(-50%) translateY(20px);z-index:90;display:flex;align-items:center;justify-content:center;min-height:52px;padding:0 32px;background:var(--orange);color:#fff;font-weight:700;font-size:.88rem;border-radius:8px;white-space:nowrap;max-width:calc(100vw - 32px);overflow:hidden;text-overflow:ellipsis;box-shadow:0 14px 32px rgba(242,122,31,.4);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s,visibility .3s,transform .3s}
.sticky-cta a{position:absolute;inset:0;border-radius:8px}
.sticky-cta.is-visible{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}