/* =============================================
   ALPHAMEDIC - Main CSS
   White & Blue Medical Premium Design
   ============================================= */

:root {
  --primary: #1a6fb8;
  --primary-dark: #0d4f8c;
  --primary-light: #e8f2fc;
  --accent: #00a8e8;
  --accent2: #0077c8;
  --white: #ffffff;
  --gray-50: #f8faff;
  --gray-100: #eef2f7;
  --gray-200: #e0e8f0;
  --gray-600: #5a6a7e;
  --gray-800: #1e2a3a;
  --gradient-primary: linear-gradient(135deg, #1a6fb8 0%, #00a8e8 100%);
  --gradient-hero: linear-gradient(135deg, #0d4f8c 0%, #1a6fb8 50%, #00a8e8 100%);
  --shadow-sm: 0 2px 12px rgba(26,111,184,0.10);
  --shadow-md: 0 8px 32px rgba(26,111,184,0.15);
  --shadow-lg: 0 20px 60px rgba(26,111,184,0.20);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  --font-main: 'Inter', sans-serif;
  --font-display: 'Playfair Display', serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-main);color:var(--gray-800);background:var(--white);line-height:1.7;overflow-x:hidden}

/* ---- PRELOADER ---- */
#preloader{position:fixed;inset:0;background:var(--white);z-index:9999;display:flex;align-items:center;justify-content:center;transition:opacity .5s,visibility .5s}
#preloader.hidden{opacity:0;visibility:hidden}
.preloader-inner{text-align:center}
.preloader-spinner{width:40px;height:40px;border:3px solid var(--primary-light);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;margin:16px auto 0}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---- TOP BAR ---- */
.top-bar{background:var(--gradient-primary);padding:8px 0;font-size:13px}
.top-bar a{color:rgba(255,255,255,.85);text-decoration:none;transition:var(--transition)}
.top-bar a:hover{color:#fff}
.top-bar-item{color:rgba(255,255,255,.85)}
.top-bar-badge{background:rgba(255,255,255,.2);color:#fff;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600}

/* ---- LANG SWITCHER ---- */
.lang-switcher,.lang-switcher-mobile{gap:4px;align-items:center}
.lang-btn{padding:3px 9px;border-radius:6px;font-size:12px;font-weight:700;color:rgba(255,255,255,.7);text-decoration:none;transition:var(--transition);border:1px solid transparent}
.lang-btn.active,.lang-btn:hover{background:rgba(255,255,255,.25);color:#fff;border-color:rgba(255,255,255,.4)}
.lang-switcher-mobile .lang-btn{color:var(--primary);border-color:var(--gray-200)}
.lang-switcher-mobile .lang-btn.active{background:var(--primary);color:#fff}

/* ---- NAVBAR ---- */
#mainNavbar{background:var(--white);box-shadow:var(--shadow-sm);padding:0 0;transition:var(--transition)}
#mainNavbar.scrolled{box-shadow:var(--shadow-md)}
.navbar-logo{transition:var(--transition)}
.nav-link{font-weight:500;color:var(--gray-800)!important;padding:1.2rem .9rem!important;position:relative;transition:var(--transition)}
.nav-link::after{content:'';position:absolute;bottom:0;left:.9rem;right:.9rem;height:2px;background:var(--gradient-primary);border-radius:2px;transform:scaleX(0);transition:var(--transition)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link:hover,.nav-link.active{color:var(--primary)!important}
.nav-badge{background:var(--gradient-primary);color:#fff;font-size:10px;font-weight:700;padding:2px 6px;border-radius:20px;margin-right:5px;vertical-align:middle}
.dropdown-menu{border:none;box-shadow:var(--shadow-md);border-radius:var(--radius);padding:8px;animation:fadeDown .2s ease}
@keyframes fadeDown{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
.dropdown-item{border-radius:8px;padding:10px 16px;font-weight:500;color:var(--gray-800);transition:var(--transition)}
.dropdown-item:hover{background:var(--primary-light);color:var(--primary)}
.btn-primary-gradient{background:var(--gradient-primary);color:#fff!important;border:none;padding:10px 22px;border-radius:30px;font-weight:600;font-size:14px;transition:var(--transition);box-shadow:0 4px 15px rgba(26,111,184,.3)}
.btn-primary-gradient:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(26,111,184,.4)}

/* ---- HERO ---- */
.hero-section{min-height:100vh;background:var(--gradient-hero);position:relative;display:flex;align-items:center;overflow:hidden;padding:100px 0 60px}
.hero-particles{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.hero-particle{position:absolute;width:4px;height:4px;background:rgba(255,255,255,.3);border-radius:50%;animation:float var(--dur,6s) ease-in-out infinite;left:var(--x,50%);top:var(--y,50%)}
@keyframes float{0%,100%{transform:translateY(0) scale(1);opacity:.3}50%{transform:translateY(-30px) scale(1.5);opacity:.8}}
.hero-content{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.15);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.25);border-radius:30px;padding:8px 20px;color:#fff;font-size:13px;font-weight:600;margin-bottom:24px}
.hero-badge i{color:#ffd700}
.hero-title{font-family:var(--font-display);font-size:clamp(2.5rem,6vw,4.5rem);font-weight:700;color:#fff;line-height:1.15;margin-bottom:12px}
.hero-subtitle{font-size:clamp(1.1rem,2.5vw,1.5rem);color:rgba(255,255,255,.85);font-weight:300;margin-bottom:20px}
.hero-desc{font-size:1rem;color:rgba(255,255,255,.75);max-width:540px;margin-bottom:36px;line-height:1.8}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.btn-hero-primary{background:#fff;color:var(--primary)!important;padding:14px 32px;border-radius:30px;font-weight:700;font-size:15px;text-decoration:none;transition:var(--transition);box-shadow:0 8px 25px rgba(0,0,0,.15)}
.btn-hero-primary:hover{transform:translateY(-3px);box-shadow:0 15px 40px rgba(0,0,0,.2)}
.btn-hero-secondary{background:transparent;color:#fff!important;border:2px solid rgba(255,255,255,.6);padding:13px 30px;border-radius:30px;font-weight:600;text-decoration:none;transition:var(--transition)}
.btn-hero-secondary:hover{background:rgba(255,255,255,.15);border-color:#fff}
.hero-visual{position:relative;z-index:2}
.hero-card{background:rgba(255,255,255,.12);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-lg);padding:28px;animation:cardFloat 4s ease-in-out infinite}
@keyframes cardFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.hero-stat-item{text-align:center;padding:12px}
.hero-stat-num{font-size:2rem;font-weight:800;color:#fff;display:block}
.hero-stat-label{font-size:12px;color:rgba(255,255,255,.7);text-transform:uppercase;letter-spacing:.5px}
.hero-wave{position:absolute;bottom:0;left:0;right:0}
.hero-wave svg{display:block}

/* ---- SECTIONS ---- */
section{padding:80px 0}
.section-badge{display:inline-flex;align-items:center;gap:8px;background:var(--primary-light);color:var(--primary);border-radius:30px;padding:6px 18px;font-size:13px;font-weight:600;margin-bottom:16px}
.section-title{font-family:var(--font-display);font-size:clamp(1.8rem,4vw,2.8rem);font-weight:700;color:var(--gray-800);margin-bottom:16px;line-height:1.25}
.section-title span{color:var(--primary)}
.section-subtitle{font-size:1.05rem;color:var(--gray-600);max-width:600px;margin:0 auto 48px}
.section-divider{width:60px;height:4px;background:var(--gradient-primary);border-radius:2px;margin:16px auto 32px}

/* ---- CARDS ---- */
.feature-card{background:#fff;border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow-sm);border:1px solid var(--gray-100);transition:var(--transition);height:100%}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:var(--primary-light)}
.feature-icon{width:64px;height:64px;background:var(--primary-light);border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:1.8rem;color:var(--primary);transition:var(--transition)}
.feature-card:hover .feature-icon{background:var(--gradient-primary);color:#fff}
.feature-card h4{font-weight:700;color:var(--gray-800);margin-bottom:12px;font-size:1.1rem}
.feature-card p{color:var(--gray-600);font-size:.95rem;margin:0}

/* ---- STATS ---- */
.stats-section{background:var(--gradient-primary);padding:60px 0}
.stat-item{text-align:center;color:#fff}
.stat-number{font-size:3rem;font-weight:800;display:block;line-height:1}
.stat-label{font-size:.9rem;opacity:.8;margin-top:8px;text-transform:uppercase;letter-spacing:.5px}
.stat-sep{width:1px;background:rgba(255,255,255,.2);height:60px;margin:auto}

/* ---- TOUCH OF LIGHT ---- */
.touch-section{background:var(--gray-50)}
.touch-steps{counter-reset:step}
.touch-step{display:flex;gap:20px;margin-bottom:32px;position:relative}
.touch-step-num{width:48px;height:48px;min-width:48px;border-radius:50%;background:var(--gradient-primary);color:#fff;font-weight:800;font-size:1.1rem;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 15px rgba(26,111,184,.3)}
.touch-step-content h5{font-weight:700;color:var(--gray-800);margin-bottom:6px}
.touch-step-content p{color:var(--gray-600);font-size:.95rem;margin:0}
.indication-pill{display:inline-flex;align-items:center;gap:8px;background:var(--primary-light);color:var(--primary);border-radius:30px;padding:8px 18px;font-size:.9rem;font-weight:500;margin:4px;transition:var(--transition)}
.indication-pill i{font-size:.8rem}
.indication-pill:hover{background:var(--primary);color:#fff}

/* ---- DOCTOR CARD ---- */
.doctor-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--gray-100)}
.doctor-card-header{background:var(--gradient-primary);padding:32px;text-align:center;color:#fff}
.doctor-avatar{width:100px;height:100px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:2.5rem;margin:0 auto 16px;border:3px solid rgba(255,255,255,.4)}
.doctor-card-body{padding:28px}
.doctor-specialty-badge{background:var(--primary-light);color:var(--primary);padding:4px 14px;border-radius:20px;font-size:12px;font-weight:600}

/* ---- MEDICAL DEVICES ---- */
.device-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--gray-100);transition:var(--transition)}
.device-card:hover{box-shadow:var(--shadow-md)}
.device-card-header{padding:32px;display:flex;align-items:center;gap:20px}
.device-card-header.sterilox{background:linear-gradient(135deg,#e8f4fd,#c5e3f7)}
.device-card-header.proxilyt{background:linear-gradient(135deg,#e8f2e8,#c5dfc5)}
.device-icon{width:72px;height:72px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:2rem}
.device-icon.sterilox{background:var(--primary);color:#fff}
.device-icon.proxilyt{background:#2e7d32;color:#fff}
.device-card-body{padding:28px}
.device-features{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.device-feature{display:flex;align-items:center;gap:6px;font-size:.85rem;font-weight:500;color:var(--gray-600);background:var(--gray-50);padding:6px 12px;border-radius:20px}
.device-feature i{color:var(--primary)}
.usage-list{list-style:none;padding:0}
.usage-list li{padding:8px 0;border-bottom:1px solid var(--gray-100);display:flex;align-items:center;gap:10px;font-size:.9rem;color:var(--gray-600)}
.usage-list li:last-child{border:none}
.usage-list li::before{content:'✓';color:var(--primary);font-weight:700;min-width:18px}
.cert-badge{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#e8f4fd,#c5e3f7);border:1px solid var(--primary-light);border-radius:8px;padding:10px 18px;font-size:.85rem;color:var(--primary);font-weight:600;margin-top:16px}

/* ---- CAMPAIGN ---- */
.campaign-section{background:var(--gray-50);position:relative;overflow:hidden}
.campaign-section::before{content:'';position:absolute;top:-100px;right:-100px;width:400px;height:400px;background:var(--gradient-primary);border-radius:50%;opacity:.05}
.campaign-hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--gradient-primary);color:#fff;border-radius:30px;padding:10px 24px;font-weight:700;font-size:1rem;margin-bottom:24px;box-shadow:0 4px 20px rgba(26,111,184,.4)}
.campaign-offer-card{background:#fff;border-radius:var(--radius-lg);padding:36px 28px;box-shadow:var(--shadow-sm);border:1px solid var(--gray-100);text-align:center;transition:var(--transition);position:relative;overflow:hidden;height:100%}
.campaign-offer-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--gradient-primary)}
.campaign-offer-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.campaign-offer-icon{width:72px;height:72px;background:var(--primary-light);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:1.8rem;color:var(--primary);transition:var(--transition)}
.campaign-offer-card:hover .campaign-offer-icon{background:var(--gradient-primary);color:#fff}
.campaign-offer-card h4{font-weight:700;color:var(--gray-800);margin-bottom:12px}
.campaign-offer-card p{color:var(--gray-600);font-size:.95rem;margin:0}
.instagram-cta{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,#833ab4,#fd1d1d,#fcb045);color:#fff;padding:14px 28px;border-radius:30px;font-weight:700;font-size:15px;text-decoration:none;transition:var(--transition);margin-top:24px}
.instagram-cta:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(253,29,29,.4);color:#fff}

/* ---- CONTACT ---- */
.contact-info-card{background:var(--gradient-primary);border-radius:var(--radius-lg);padding:36px;color:#fff;height:100%}
.contact-info-item{display:flex;gap:16px;margin-bottom:28px;align-items:flex-start}
.contact-info-icon{width:44px;height:44px;min-width:44px;background:rgba(255,255,255,.15);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.1rem}
.contact-info-label{font-size:.8rem;opacity:.75;text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}
.contact-info-value{font-weight:600;font-size:1rem}
.contact-info-value a{color:#fff;text-decoration:none}
.contact-form-card{background:#fff;border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-md)}
.form-control,.form-select{border:1.5px solid var(--gray-200);border-radius:10px;padding:12px 16px;font-size:.95rem;transition:var(--transition)}
.form-control:focus,.form-select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,111,184,.1)}
.form-label{font-weight:600;font-size:.9rem;color:var(--gray-800);margin-bottom:6px}
.btn-submit{background:var(--gradient-primary);color:#fff;border:none;padding:14px 40px;border-radius:30px;font-weight:700;font-size:1rem;width:100%;transition:var(--transition)}
.btn-submit:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(26,111,184,.4)}

/* ---- MAP ---- */
.map-container{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}
.map-container iframe{display:block;width:100%;height:350px;border:none}

/* ---- ARTICLES ---- */
.article-card{background:#fff;border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-sm);border:1px solid var(--gray-100);transition:var(--transition);display:flex;gap:24px;align-items:flex-start}
.article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.article-icon{width:64px;height:64px;min-width:64px;background:var(--primary-light);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;color:var(--primary)}
.btn-article{display:inline-flex;align-items:center;gap:8px;background:var(--primary-light);color:var(--primary);border-radius:20px;padding:8px 18px;font-size:.85rem;font-weight:600;text-decoration:none;transition:var(--transition);margin-top:12px}
.btn-article:hover{background:var(--primary);color:#fff}

/* ---- FOOTER ---- */
.site-footer{background:var(--gray-800);color:rgba(255,255,255,.75);padding-top:0}
.footer-wave{line-height:0}
.footer-wave svg{background:var(--gray-800)}
.footer-brand{padding:40px 0 20px}
.footer-logo{filter:brightness(10)}
.footer-desc{font-size:.9rem;opacity:.75;margin-bottom:20px;line-height:1.8}
.footer-social{display:flex;gap:10px}
.social-btn{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.08);color:rgba(255,255,255,.7);display:flex;align-items:center;justify-content:center;text-decoration:none;transition:var(--transition);font-size:.95rem}
.social-btn:hover{background:var(--primary);color:#fff;transform:translateY(-3px)}
.footer-title{color:#fff;font-weight:700;font-size:1rem;margin-bottom:16px;padding-top:40px}
.footer-links{list-style:none;padding:0}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.65);text-decoration:none;font-size:.9rem;transition:var(--transition);display:flex;align-items:center;gap:6px}
.footer-links a i{font-size:.7rem;color:var(--accent)}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-contact{color:rgba(255,255,255,.65);font-size:.9rem;padding-top:40px}
.footer-contact p{margin-bottom:12px}
.footer-contact a{color:rgba(255,255,255,.65);text-decoration:none;transition:var(--transition)}
.footer-contact a:hover{color:#fff}
.footer-contact i{color:var(--accent);width:18px}
.footer-cert-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(26,111,184,.3);border:1px solid rgba(26,111,184,.5);border-radius:8px;padding:8px 14px;font-size:.8rem;color:rgba(255,255,255,.8)}
.footer-cert-badge i{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:40px;padding:24px 0}
.footer-copyright{font-size:.85rem;opacity:.6}
.footer-legal-link{font-size:.85rem;color:rgba(255,255,255,.5);text-decoration:none;transition:var(--transition)}
.footer-legal-link:hover{color:#fff}
.footer-legal-sep{margin:0 10px;color:rgba(255,255,255,.2)}
.footer-disclaimer{font-size:.78rem;color:rgba(255,255,255,.35);margin:0}

/* ---- WHATSAPP FLOAT ---- */
.whatsapp-float{position:fixed;bottom:24px;left:24px;width:58px;height:58px;background:#25d366;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.6rem;color:#fff;text-decoration:none;box-shadow:0 6px 20px rgba(37,211,102,.4);z-index:1000;transition:var(--transition)}
.whatsapp-float:hover{transform:scale(1.1);color:#fff}
.whatsapp-pulse{position:absolute;width:100%;height:100%;border-radius:50%;background:#25d366;animation:pulse 2s ease-out infinite;opacity:.5}
@keyframes pulse{0%{transform:scale(1);opacity:.5}100%{transform:scale(1.6);opacity:0}}

/* ---- BACK TO TOP ---- */
.back-to-top{position:fixed;bottom:24px;right:24px;width:44px;height:44px;background:var(--gradient-primary);color:#fff;border:none;border-radius:50%;cursor:pointer;font-size:1rem;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transition:var(--transition);z-index:1000}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{transform:translateY(-3px)}

/* ---- PAGE HERO ---- */
.page-hero{background:var(--gradient-hero);padding:100px 0 60px;color:#fff;text-align:center}
.page-hero-title{font-family:var(--font-display);font-size:clamp(2rem,5vw,3.2rem);font-weight:700;margin-bottom:16px}
.page-hero-desc{font-size:1.1rem;opacity:.85;max-width:600px;margin:0 auto}
.breadcrumb{background:transparent;padding:0;margin-top:20px}
.breadcrumb-item a{color:rgba(255,255,255,.7);text-decoration:none}
.breadcrumb-item.active{color:rgba(255,255,255,.9)}
.breadcrumb-item+.breadcrumb-item::before{color:rgba(255,255,255,.4)}

/* ---- ALERT / MESSAGES ---- */
.alert-custom{border:none;border-radius:var(--radius);padding:16px 20px;font-weight:500}
.alert-success-custom{background:#e8f5e9;color:#2e7d32;border-left:4px solid #4caf50}
.alert-error-custom{background:#fde8e8;color:#c62828;border-left:4px solid #ef5350}

/* ---- BG VARIANTS ---- */
.bg-white-section{background:#fff}
.bg-gray-section{background:var(--gray-50)}
.bg-primary-soft{background:var(--primary-light)}

/* ---- RESPONSIVE ---- */
@media(max-width:991px){
  .hero-section{padding:80px 0 40px;min-height:auto}
  .hero-visual{margin-top:40px}
  section{padding:60px 0}
}
@media(max-width:767px){
  .hero-title{font-size:2.2rem}
  .hero-actions{flex-direction:column;align-items:flex-start}
  .section-title{font-size:1.8rem}
  .article-card{flex-direction:column}
  .contact-info-card{margin-bottom:24px}
}
@media(max-width:575px){
  .hero-section{padding:70px 0 30px}
  .stat-sep{display:none}
  .campaign-offer-card{padding:24px 20px}
}