/* ================================================================
   PATIENT DASHBOARD PRODUCT TOUR — World-Class Healthcare SaaS
   Snake-path guided, zig-zag layout, scroll-driven animations
   ================================================================ */

/* === OVERLAY === */
.pdt-overlay{position:fixed;inset:0;z-index:99999;background:linear-gradient(180deg,#fff 0%,#F0FDFA 30%,#ECFDF5 60%,#F0FDF4 85%,#fff 100%);opacity:0;visibility:hidden;transition:opacity .7s cubic-bezier(.16,1,.3,1),visibility .7s;overflow-y:auto;overflow-x:hidden;font-family:'Inter',sans-serif;scroll-behavior:smooth}
.pdt-overlay.active{opacity:1;visibility:visible}
.pdt-overlay::-webkit-scrollbar{width:5px}
.pdt-overlay::-webkit-scrollbar-thumb{background:rgba(13,148,136,.25);border-radius:3px}

/* Background blobs */
.pdt-blob{position:fixed;border-radius:50%;filter:blur(90px);pointer-events:none;z-index:0}
.pdt-blob-1{top:-8%;left:-6%;width:500px;height:500px;background:rgba(13,148,136,.06)}
.pdt-blob-2{top:35%;right:-8%;width:420px;height:420px;background:rgba(16,185,129,.05)}
.pdt-blob-3{bottom:5%;left:15%;width:350px;height:350px;background:rgba(45,212,191,.05)}

/* Close & Progress */
.pdt-close{position:fixed;top:18px;right:22px;z-index:100002;width:40px;height:40px;border-radius:50%;border:1px solid #E2E8F0;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);color:#64748B;font-size:15px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s;opacity:0;transform:scale(.8);box-shadow:0 4px 12px rgba(0,0,0,.05)}
.pdt-overlay.active .pdt-close{opacity:1;transform:scale(1);transition-delay:.5s}
.pdt-close:hover{background:#FEE2E2;border-color:#FCA5A5;color:#EF4444;transform:scale(1.1)!important}
.pdt-progress{position:fixed;top:0;left:0;height:3px;z-index:100003;background:linear-gradient(90deg,#0D9488,#10B981,#2DD4BF);width:0%;transition:width .2s;border-radius:0 2px 2px 0}

/* === SNAKE PATH SVG === */
.pdt-snake-wrap{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1}
.pdt-snake-wrap svg{position:absolute;top:0;left:0;width:100%;height:100%}
.pdt-snake-path{fill:none;stroke:url(#snakeGrad);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:12 6;opacity:.3}
.pdt-snake-glow{fill:none;stroke:url(#snakeGrad);stroke-width:4;stroke-linecap:round;filter:url(#glowFilter);opacity:.6}
.pdt-snake-dot{r:7;fill:#0D9488;filter:url(#dotGlow);opacity:0;transition:opacity .4s}
.pdt-snake-dot.active{opacity:1}

/* === HERO === */
.pdt-hero{text-align:center;padding:65px 20px 30px;position:relative;z-index:3;opacity:0;transform:translateY(28px);transition:all .8s cubic-bezier(.16,1,.3,1)}
.pdt-overlay.active .pdt-hero{opacity:1;transform:translateY(0);transition-delay:.3s}
.pdt-hero-badge{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#F0FDFA,#CCFBF1);border:1px solid #99F6E4;color:#0D9488;font-size:10px;font-weight:700;padding:7px 20px;border-radius:30px;text-transform:uppercase;letter-spacing:2px;margin-bottom:16px}
.pdt-hero-title{font-size:40px;font-weight:800;color:#0F172A;margin:0 0 12px;line-height:1.15;letter-spacing:-2px}
.pdt-hero-title span{background:linear-gradient(135deg,#0D9488,#059669);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.pdt-hero-sub{font-size:15px;color:#64748B;font-weight:500;margin:0 auto;max-width:620px;line-height:1.7}

/* === CONTENT WRAPPER === */
.pdt-content{position:relative;z-index:3;max-width:1140px;margin:0 auto;padding:0 32px}

/* === ZIG-ZAG SECTION === */
.pdt-section{display:flex;align-items:center;gap:48px;margin:70px 0;opacity:0;transform:translateY(36px);transition:all .8s cubic-bezier(.16,1,.3,1)}
.pdt-section.visible{opacity:1;transform:translateY(0)}
.pdt-section.reverse{flex-direction:row-reverse}
.pdt-section .pdt-img-col,.pdt-section .pdt-txt-col{flex:1;min-width:0}

/* Image mockup */
.pdt-mockup{position:relative;border-radius:16px;overflow:visible}
.pdt-mockup-inner{border-radius:14px;overflow:hidden;border:1.5px solid rgba(13,148,136,.12);box-shadow:0 24px 60px rgba(13,148,136,.1),0 0 0 1px rgba(255,255,255,.5);background:#fff;transition:transform .5s cubic-bezier(.16,1,.3,1),box-shadow .5s}
.pdt-mockup:hover .pdt-mockup-inner{transform:translateY(-6px) scale(1.015);box-shadow:0 32px 80px rgba(13,148,136,.14)}
.pdt-mockup-chrome{background:#F8FAFC;border-bottom:1px solid #E2E8F0;padding:9px 14px;display:flex;align-items:center;gap:7px;border-radius:14px 14px 0 0}
.pdt-dot{width:9px;height:9px;border-radius:50%}
.pdt-dot-r{background:#FCA5A5}.pdt-dot-y{background:#FDE68A}.pdt-dot-g{background:#86EFAC}
.pdt-url{flex:1;background:#F1F5F9;border-radius:5px;padding:4px 10px;font-size:10px;color:#94A3B8;font-weight:500;margin-left:6px;display:flex;align-items:center;gap:5px}
.pdt-url i{color:#10B981;font-size:9px}
.pdt-mockup img{width:100%;display:block}
.pdt-mockup-glow{position:absolute;top:50%;left:50%;width:115%;height:115%;transform:translate(-50%,-50%);border-radius:24px;background:radial-gradient(ellipse,rgba(13,148,136,.07) 0%,transparent 70%);z-index:-1;filter:blur(40px);animation:pdt-glow 5s ease-in-out infinite}
@keyframes pdt-glow{0%,100%{opacity:.4;transform:translate(-50%,-50%) scale(1)}50%{opacity:.8;transform:translate(-50%,-50%) scale(1.05)}}

/* Section badge */
.pdt-section-badge{display:inline-flex;align-items:center;gap:6px;font-size:10px;font-weight:700;padding:5px 14px;border-radius:20px;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:12px}
.pdt-section-title{font-size:26px;font-weight:800;color:#0F172A;margin:0 0 10px;letter-spacing:-1px;line-height:1.25}
.pdt-section-desc{font-size:14px;color:#64748B;line-height:1.7;margin:0 0 20px;font-weight:500}
.pdt-offer-box{background:linear-gradient(135deg,#F0FDFA,#ECFDF5);border:1px solid #99F6E4;border-radius:14px;padding:14px 18px;display:flex;align-items:center;gap:10px;margin-bottom:18px}
.pdt-offer-box .pdt-offer-icon{font-size:22px;flex-shrink:0}
.pdt-offer-box .pdt-offer-text{font-size:13px;font-weight:700;color:#0D9488}
.pdt-offer-box .pdt-offer-sub{font-size:11px;color:#64748B;font-weight:500;margin-top:2px}

/* Feature callouts */
.pdt-callouts{display:flex;flex-wrap:wrap;gap:8px}
.pdt-callout{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.8);backdrop-filter:blur(8px);border:1px solid #E2E8F0;border-radius:10px;padding:8px 14px;font-size:12px;font-weight:600;color:#334155;transition:all .35s;opacity:0;transform:translateX(-12px)}
.pdt-callout.visible{opacity:1;transform:translateX(0)}
.pdt-callout:hover{border-color:#99F6E4;background:#F0FDFA;transform:translateX(4px)!important}
.pdt-callout i{font-size:10px;color:#0D9488}
.pdt-callout .pdt-arrow{color:#0D9488;font-size:11px;font-weight:800;margin-right:2px}

/* === STATS BAR === */
.pdt-stats{max-width:1000px;margin:60px auto;padding:0 32px;opacity:0;transform:translateY(20px);transition:all .7s cubic-bezier(.16,1,.3,1)}
.pdt-stats.visible{opacity:1;transform:translateY(0)}
.pdt-stats-bar{background:linear-gradient(135deg,#0D9488,#059669);border-radius:22px;padding:36px 40px;display:flex;justify-content:space-around;align-items:center;box-shadow:0 16px 50px rgba(13,148,136,.18)}
.pdt-stat{text-align:center}
.pdt-stat-num{font-size:32px;font-weight:800;color:#fff;letter-spacing:-1px}
.pdt-stat-lbl{font-size:11px;font-weight:600;color:rgba(255,255,255,.8);text-transform:uppercase;letter-spacing:1px;margin-top:3px}
.pdt-stat-div{width:1px;height:44px;background:rgba(255,255,255,.18)}

/* === CTA === */
.pdt-cta{text-align:center;max-width:700px;margin:50px auto 0;padding:0 32px 90px;opacity:0;transform:translateY(20px);transition:all .7s cubic-bezier(.16,1,.3,1)}
.pdt-cta.visible{opacity:1;transform:translateY(0)}
.pdt-cta-title{font-size:30px;font-weight:800;color:#0F172A;margin:0 0 12px;letter-spacing:-1px}
.pdt-cta-title span{color:#0D9488}
.pdt-cta-sub{font-size:14px;color:#64748B;line-height:1.7;margin:0 0 28px;font-weight:500}
.pdt-cta-btns{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.pdt-btn{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;padding:12px 26px;border-radius:30px;border:none;cursor:pointer;transition:all .3s;text-decoration:none}
.pdt-btn-primary{background:linear-gradient(135deg,#0D9488,#059669);color:#fff;box-shadow:0 8px 24px rgba(13,148,136,.2)}
.pdt-btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(13,148,136,.3)}
.pdt-btn-outline{background:#fff;color:#0D9488;border:1.5px solid #99F6E4;box-shadow:0 4px 12px rgba(0,0,0,.04)}
.pdt-btn-outline:hover{background:#F0FDFA;transform:translateY(-2px)}
.pdt-btn i{font-size:11px}

/* Return flash */
.pdt-return-flash{position:fixed;inset:0;background:#fff;z-index:99998;opacity:0;pointer-events:none;transition:opacity .5s}
.pdt-return-flash.active{opacity:1}

/* === RESPONSIVE === */
@media(max-width:900px){
.pdt-section,.pdt-section.reverse{flex-direction:column!important;gap:28px}
.pdt-hero-title{font-size:30px}
.pdt-section-title{font-size:22px}
.pdt-stats-bar{flex-wrap:wrap;gap:20px;padding:28px 20px}
.pdt-stat-div{display:none}
.pdt-snake-wrap{display:none}
}
@media(max-width:640px){
.pdt-hero{padding:48px 16px 20px}
.pdt-hero-title{font-size:26px}
.pdt-content,.pdt-stats,.pdt-cta{padding:0 16px}
.pdt-cta-btns{flex-direction:column;align-items:center}
}