/* ============================================
   VITACHECK DIAGNOSTICS - Clean Clinical
   Color Palette:
   - Navy: #023047
   - Blue: #0077b6
   - Cyan: #e0f7fa
   - Light: #f0f9ff
   - White: #ffffff
   - Accent: #00b4d8
   ============================================ */

*{margin:0;padding:0;box-sizing:border-box}
:root{
  --navy:#023047;--blue:#0077b6;--blue-light:#0096c7;
  --cyan:#e0f7fa;--light:#f0f9ff;--white:#ffffff;
  --accent:#00b4d8;--accent-glow:rgba(0,180,216,.1);
  --text:#023047;--text-light:#ffffff;--text-mid:#5a7184;
  --border:#e0e8ef;--success:#2d936c;--success-bg:rgba(45,147,108,.1);
}
html{scroll-behavior:smooth}
body{font-family:'Sora',sans-serif;background:var(--white);color:var(--text);line-height:1.65;overflow-x:hidden}
h1,h2,h3,h4,h5,h6{font-family:'Instrument Serif',serif;font-weight:400;line-height:1.15}
a{text-decoration:none;color:inherit;transition:all .3s ease}
img{max-width:100%;height:auto}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* PRELOADER */
.preloader{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--navy);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:99999;transition:opacity .5s ease,visibility .5s ease}
.preloader.loaded{opacity:0;visibility:hidden}
.preloader-pulse{width:50px;height:50px;border:3px solid rgba(0,180,216,.2);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.preloader-text{font-family:'Sora',sans-serif;font-size:.65rem;font-weight:500;letter-spacing:4px;text-transform:uppercase;color:rgba(255,255,255,.4);margin-top:18px}

/* HEADER */
.header{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:16px 0;transition:all .4s ease}
.header.scrolled{background:rgba(2,48,71,.97);backdrop-filter:blur(20px);padding:10px 0;box-shadow:0 2px 30px rgba(0,0,0,.2)}
.header .container{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px}
.logo-cross{width:40px;height:40px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;position:relative}
.logo-cross::before,.logo-cross::after{content:'';position:absolute;background:var(--white);border-radius:1px}
.logo-cross::before{width:18px;height:3px}
.logo-cross::after{width:3px;height:18px}
.logo-text{font-family:'Sora',sans-serif;font-size:1.1rem;font-weight:600;color:var(--white)}
.logo-text span{display:block;font-family:'Instrument Serif',serif;font-size:.72rem;font-weight:400;color:rgba(255,255,255,.45);letter-spacing:1px;margin-top:-2px}
.nav-links{display:flex;list-style:none;gap:22px}
.nav-links a{font-size:.7rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;color:rgba(255,255,255,.65);position:relative;padding:5px 0}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:1.5px;background:var(--accent);transition:width .3s ease}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a:hover,.nav-links a.active{color:var(--white)}
.nav-cta{background:var(--accent);color:var(--white);padding:10px 22px;font-family:'Sora',sans-serif;font-size:.7rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;border:none;cursor:pointer;transition:all .3s ease;border-radius:6px}
.nav-cta:hover{background:var(--blue-light);transform:translateY(-2px)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;z-index:1001}
.hamburger span{width:22px;height:2px;background:var(--white);transition:all .3s ease;border-radius:1px}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.mobile-nav{position:fixed;top:0;right:-100%;width:100%;height:100vh;background:rgba(2,48,71,.98);backdrop-filter:blur(20px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px;z-index:999;transition:right .5s ease}
.mobile-nav.active{right:0}
.mobile-nav a{font-family:'Instrument Serif',serif;font-size:1.6rem;color:var(--white)}
.mobile-nav a:hover{color:var(--accent)}

/* TOP BAR */
.top-bar{background:var(--cyan);padding:8px 0;font-size:.68rem;color:var(--navy);border-bottom:1px solid var(--border)}
.top-bar .container{display:flex;justify-content:space-between;align-items:center}
.top-bar a{color:var(--blue);font-weight:500}
.top-bar-left{display:flex;gap:18px}
.top-bar-left span{display:flex;align-items:center;gap:5px}
.top-bar-left i{color:var(--accent);font-size:.6rem}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:var(--navy);overflow:hidden;padding-top:100px}
.hero-bg{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;opacity:.08}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-content{max-width:540px}
.hero-badge{display:inline-flex;align-items:center;gap:7px;background:var(--accent-glow);border:1px solid rgba(0,180,216,.2);padding:7px 16px;border-radius:20px;font-size:.62rem;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--accent);margin-bottom:22px}
.hero-title{font-size:3.4rem;color:var(--white);margin-bottom:18px;line-height:1.05}
.hero-title span{color:var(--accent)}
.hero-desc{font-size:.92rem;color:rgba(255,255,255,.5);margin-bottom:30px;max-width:440px;line-height:1.85}
.hero-buttons{display:flex;gap:12px;flex-wrap:wrap}
.btn-primary{background:var(--accent);color:var(--white);padding:14px 30px;font-family:'Sora',sans-serif;font-size:.75rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;border:none;cursor:pointer;transition:all .3s ease;display:inline-block;border-radius:6px}
.btn-primary:hover{background:var(--blue-light);transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,180,216,.3)}
.btn-outline{background:transparent;color:var(--white);padding:14px 30px;font-family:'Sora',sans-serif;font-size:.75rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;border:1.5px solid rgba(255,255,255,.2);cursor:pointer;transition:all .3s ease;display:inline-block;border-radius:6px}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-outline-dark{border-color:var(--border);color:var(--text)}
.btn-outline-dark:hover{border-color:var(--blue);color:var(--blue)}
.hero-trust{display:flex;gap:24px;margin-top:32px}
.hero-trust-item{display:flex;align-items:center;gap:8px}
.hero-trust-icon{width:36px;height:36px;background:var(--accent-glow);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:.8rem}
.hero-trust-text{font-size:.68rem;color:rgba(255,255,255,.5);line-height:1.4}
.hero-trust-text strong{color:var(--white);display:block;font-size:.75rem}
.hero-booking{background:var(--white);border-radius:14px;padding:30px;box-shadow:0 20px 60px rgba(0,0,0,.2)}
.hero-booking h3{font-size:1.3rem;color:var(--text);margin-bottom:18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-group{margin-bottom:12px}
.form-group label{display:block;font-size:.6rem;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--text);margin-bottom:4px}
.form-group input,.form-group select,.form-group textarea{width:100%;background:var(--light);border:1px solid var(--border);color:var(--text);padding:11px 13px;font-family:'Sora',sans-serif;font-size:.82rem;transition:border-color .3s ease;outline:none;border-radius:6px}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent)}
.form-group textarea{height:80px;resize:vertical}
.form-submit{width:100%;background:var(--accent);color:var(--white);padding:13px;font-family:'Sora',sans-serif;font-size:.75rem;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;border:none;cursor:pointer;transition:all .3s ease;border-radius:6px}
.form-submit:hover{background:var(--blue-light)}

/* SECTION COMMON */
.section{padding:90px 0}
.section-cyan{background:var(--cyan)}
.section-light{background:var(--light)}
.section-navy{background:var(--navy)}
.section-header{text-align:center;margin-bottom:55px}
.section-tag{display:inline-flex;align-items:center;gap:6px;font-size:.58rem;font-weight:500;letter-spacing:3px;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.section-tag i{font-size:.5rem}
.section-title{font-size:2.4rem;color:var(--text);margin-bottom:12px}
.section-navy .section-title{color:var(--white)}
.section-line{width:35px;height:2px;background:var(--accent);margin:14px auto;border-radius:2px}
.section-desc{font-size:.85rem;color:var(--text-mid);max-width:520px;margin:0 auto;line-height:1.85}
.section-navy .section-desc{color:rgba(255,255,255,.45)}

/* STATS */
.stats-banner{background:var(--white);border:1px solid var(--border);border-radius:16px;padding:45px;margin:-50px auto 0;max-width:1100px;position:relative;z-index:10;box-shadow:0 10px 40px rgba(0,0,0,.06)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px;text-align:center}
.stat-item .number{font-family:'Instrument Serif',serif;font-size:2.4rem;color:var(--blue);line-height:1}
.stat-item .label{font-size:.58rem;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--text-mid);margin-top:5px}

/* TESTS CATALOG */
.tests-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.test-card{background:var(--white);border:1px solid var(--border);border-radius:12px;padding:24px 18px;text-align:center;transition:all .3s ease;cursor:pointer}
.test-card:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:0 8px 25px rgba(0,0,0,.05)}
.test-icon{width:48px;height:48px;background:var(--cyan);border-radius:10px;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:1.2rem;color:var(--blue)}
.test-card h3{font-size:.92rem;color:var(--text);margin-bottom:5px}
.test-card p{font-size:.72rem;color:var(--text-mid);line-height:1.6;margin-bottom:10px}
.test-price{font-family:'Instrument Serif',serif;font-size:1.1rem;color:var(--blue);font-weight:600}
.test-price span{font-family:'Sora',sans-serif;font-size:.65rem;color:var(--text-mid);font-weight:400}

/* PACKAGES */
.packages-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.package-card{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:30px 24px;transition:all .3s ease;position:relative;overflow:hidden}
.package-card.featured{border-color:var(--accent);box-shadow:0 8px 30px rgba(0,180,216,.12)}
.package-card.featured::before{content:'Most Popular';position:absolute;top:16px;right:-28px;background:var(--accent);color:var(--white);font-size:.55rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;padding:4px 32px;transform:rotate(45deg)}
.package-card:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,0,0,.06)}
.package-badge{display:inline-block;font-size:.55rem;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--accent);background:var(--accent-glow);padding:5px 10px;border-radius:20px;margin-bottom:12px}
.package-card h3{font-size:1.15rem;color:var(--text);margin-bottom:8px}
.package-card .desc{font-size:.78rem;color:var(--text-mid);line-height:1.7;margin-bottom:14px}
.package-tests{list-style:none;margin-bottom:16px}
.package-tests li{font-size:.75rem;color:var(--text-mid);padding:5px 0;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:7px}
.package-tests li:last-child{border-bottom:none}
.package-tests li i{color:var(--success);font-size:.6rem}
.package-price{display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--border)}
.package-price .amount{font-family:'Instrument Serif',serif;font-size:1.6rem;color:var(--blue)}
.package-price .original{font-size:.7rem;color:var(--text-mid);text-decoration:line-through;margin-left:6px}
.package-btn{background:var(--blue);color:var(--white);padding:10px 20px;font-size:.68rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;border:none;border-radius:5px;cursor:pointer;transition:all .3s ease}
.package-btn:hover{background:var(--accent)}
.package-btn-outline{background:transparent;color:var(--blue);border:1px solid var(--blue)}
.package-btn-outline:hover{background:var(--blue);color:var(--white)}

/* FEATURES */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature-card{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:28px 22px;text-align:center;transition:all .3s ease}
.feature-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 6px 20px rgba(0,0,0,.04)}
.feature-icon{width:50px;height:50px;background:var(--cyan);border-radius:12px;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:1.1rem;color:var(--blue)}
.feature-card h3{font-size:.95rem;color:var(--text);margin-bottom:6px}
.feature-card p{font-size:.76rem;color:var(--text-mid);line-height:1.7}

/* BRANCHES */
.branches-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.branch-card{background:var(--white);border:1px solid var(--border);border-radius:12px;padding:24px 20px;transition:all .3s ease}
.branch-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 6px 20px rgba(0,0,0,.04)}
.branch-card h3{font-size:.95rem;color:var(--text);margin-bottom:8px}
.branch-card p{font-size:.78rem;color:var(--text-mid);line-height:1.6;margin-bottom:10px}
.branch-hours{display:flex;align-items:center;gap:6px;font-size:.68rem;color:var(--text-mid)}
.branch-hours i{color:var(--accent);font-size:.6rem}
.branch-card .btn-sm{background:var(--cyan);color:var(--blue);padding:7px 14px;font-size:.62rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;border:none;border-radius:4px;cursor:pointer;transition:all .3s ease;margin-top:10px;display:inline-block}
.branch-card .btn-sm:hover{background:var(--blue);color:var(--white)}

/* WHY US */
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.why-list{list-style:none}
.why-list li{display:flex;gap:14px;margin-bottom:20px}
.why-list .icon{width:42px;height:42px;background:var(--accent-glow);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:.9rem;flex-shrink:0}
.why-list h4{font-size:.88rem;color:var(--text);margin-bottom:3px}
.why-list p{font-size:.76rem;color:var(--text-mid);line-height:1.6}

/* TESTIMONIALS */
.testimonial-slider{max-width:600px;margin:0 auto;text-align:center;position:relative;overflow:hidden}
.testimonial-slide{display:none}
.testimonial-slide.active{display:block;animation:fadeIn .6s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.testimonial-stars{color:var(--accent);font-size:.8rem;letter-spacing:4px;margin-bottom:14px}
.testimonial-text{font-size:.95rem;color:var(--text);line-height:1.9;font-style:italic;margin-bottom:16px}
.testimonial-author{font-size:.85rem;color:var(--blue);font-weight:600}
.testimonial-role{font-size:.68rem;color:var(--text-mid);margin-top:3px}
.testimonial-dots{display:flex;justify-content:center;gap:8px;margin-top:24px}
.testimonial-dot{width:8px;height:8px;border-radius:50%;background:var(--border);border:none;cursor:pointer;transition:all .3s ease}
.testimonial-dot.active{background:var(--accent)}

/* CTA */
.cta-banner{background:var(--blue);padding:65px 0;text-align:center}
.cta-banner .section-title{color:var(--white);font-size:2rem;margin-bottom:10px}
.cta-banner p{color:rgba(255,255,255,.65);margin-bottom:26px;font-size:.88rem}
.cta-buttons{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.btn-white{background:var(--white);color:var(--blue);padding:14px 30px;font-family:'Sora',sans-serif;font-size:.75rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;border:none;cursor:pointer;transition:all .3s ease;border-radius:6px}
.btn-white:hover{background:var(--navy);color:var(--white);transform:translateY(-2px)}

/* FOOTER */
.footer{background:var(--navy);padding:65px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:38px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand p{color:rgba(255,255,255,.4);font-size:.82rem;line-height:1.8;margin:14px 0 16px}
.footer-social{display:flex;gap:6px}
.footer-social a{width:34px;height:34px;border:1px solid rgba(255,255,255,.1);border-radius:6px;display:flex;align-items:center;justify-content:center;color:var(--white);font-size:.75rem;transition:all .3s ease}
.footer-social a:hover{background:var(--accent);border-color:var(--accent);color:var(--white)}
.footer-col h4{font-size:.65rem;font-weight:500;color:var(--white);margin-bottom:14px;letter-spacing:2px;text-transform:uppercase}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:7px}
.footer-col ul a{color:rgba(255,255,255,.4);font-size:.8rem;transition:color .3s ease}
.footer-col ul a:hover{color:var(--accent)}
.footer-contact-item{display:flex;align-items:flex-start;gap:8px;margin-bottom:10px}
.footer-contact-item i{color:var(--accent);margin-top:3px;font-size:.7rem}
.footer-contact-item span{color:rgba(255,255,255,.4);font-size:.8rem;line-height:1.6}
.footer-bottom{padding:16px 0;text-align:center}
.footer-bottom p{font-size:.65rem;color:rgba(255,255,255,.2);letter-spacing:1px}

/* PAGE HERO */
.page-hero{height:32vh;min-height:240px;display:flex;align-items:center;justify-content:center;text-align:center;position:relative;background:var(--navy);overflow:hidden}
.page-hero-bg{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;opacity:.12}
.page-hero-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,rgba(2,48,71,.94),rgba(0,180,216,.05))}
.page-hero-content{position:relative;z-index:2}
.page-hero-content h1{font-size:2.5rem;color:var(--white);letter-spacing:1px;margin-bottom:8px}
.page-hero-content .breadcrumb{font-size:.6rem;letter-spacing:3px;text-transform:uppercase;color:rgba(255,255,255,.4)}
.page-hero-content .breadcrumb a{color:var(--accent)}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact-info-card{padding:20px;border:1px solid var(--border);border-radius:10px;margin-bottom:12px;transition:all .3s ease}
.contact-info-card:hover{border-color:var(--accent)}
.contact-info-card i{font-size:.95rem;color:var(--accent);margin-bottom:7px}
.contact-info-card h3{font-size:.82rem;color:var(--text);margin-bottom:5px;letter-spacing:1px;text-transform:uppercase;font-family:'Sora',sans-serif;font-weight:600}
.contact-info-card p{color:var(--text-mid);font-size:.82rem;line-height:1.7}
.map-container{height:200px;margin-top:16px;border:1px solid var(--border);border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--light)}
.map-placeholder{text-align:center;color:var(--text-mid)}
.map-placeholder i{font-size:1.8rem;color:var(--accent);margin-bottom:5px;display:block}
.contact-form-box{background:var(--white);padding:32px;border:1px solid var(--border);border-radius:14px}

/* WHATSAPP */
.whatsapp-float{position:fixed;bottom:28px;right:28px;z-index:999}
.whatsapp-float a{display:flex;align-items:center;justify-content:center;width:52px;height:52px;background:#25d366;border-radius:50%;color:#fff;font-size:1.4rem;box-shadow:0 4px 16px rgba(37,211,102,.4);transition:all .3s ease;animation:pulse 2s infinite}
.whatsapp-float a:hover{transform:scale(1.1)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 12px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* BACK TO TOP */
.back-to-top{position:fixed;bottom:28px;left:28px;z-index:999;width:40px;height:40px;background:var(--blue);color:var(--white);border:none;display:flex;align-items:center;justify-content:center;font-size:.8rem;cursor:pointer;opacity:0;visibility:hidden;transition:all .3s ease;border-radius:8px}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{background:var(--accent);transform:translateY(-3px)}

/* RESPONSIVE */
@media(max-width:1024px){.hero-grid{grid-template-columns:1fr}.hero-title{font-size:2.6rem}.hero-booking{max-width:480px}.stats-grid{grid-template-columns:repeat(2,1fr)}.tests-grid{grid-template-columns:repeat(2,1fr)}.packages-grid{grid-template-columns:1fr}.branches-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr;gap:26px}.why-grid{grid-template-columns:1fr;gap:35px}}
@media(max-width:768px){.nav-links,.nav-cta{display:none}.hamburger{display:flex}.top-bar{display:none}.hero{min-height:auto;padding:100px 0 50px}.hero-title{font-size:2rem}.hero-trust{flex-direction:column;gap:12px}.section{padding:65px 0}.section-title{font-size:1.9rem}.tests-grid,.features-grid{grid-template-columns:1fr}.stats-grid,.packages-grid,.branches-grid{grid-template-columns:1fr}.contact-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:22px}.page-hero-content h1{font-size:2rem}.form-row{grid-template-columns:1fr}}
@media(max-width:480px){.hero-title{font-size:1.6rem}.hero-buttons{flex-direction:column}.stats-banner{margin:-30px 16px 0;padding:30px 18px}}