/* Deep Sri Lanka — smooth motion, scroll animations, AI chat widget */
:root{--ease:cubic-bezier(.22,1,.36,1);--gold:#D4AF37;--em9:#0A2E23;--em95:#061D17}
html{scroll-behavior:smooth}
body{animation:dslPageIn .7s var(--ease) both;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
@keyframes dslPageIn{from{opacity:0}to{opacity:1}}

/* scroll progress bar */
#scrollProgress{position:fixed;top:0;left:0;height:3px;width:100%;z-index:90;transform-origin:0 50%;transform:scaleX(0);background:linear-gradient(90deg,#AA8A22,#E6C875,#D4AF37);pointer-events:none;will-change:transform}

/* scroll reveal variants (classes are added by JS, so content is never hidden without JS) */
.rv{opacity:0;will-change:opacity,transform;transition:opacity .9s var(--ease),transform .9s var(--ease),filter .9s var(--ease);transition-delay:var(--rv-delay,0s)}
.rv-up{transform:translate3d(0,34px,0)}
.rv-left{transform:translate3d(-48px,0,0)}
.rv-right{transform:translate3d(48px,0,0)}
.rv-zoom{transform:scale(.94);filter:blur(4px)}
.rv.rv-in{opacity:1;transform:none;filter:none}

/* smooth transitions on interactive elements */
a,button,.tour-card,.filter-card,.img-container,summary{transition-timing-function:var(--ease)}
.tour-card,.filter-card{transition:transform .5s var(--ease),box-shadow .5s var(--ease),opacity .7s ease}
.tour-card:hover,.filter-card:hover{transform:translateY(-8px);box-shadow:0 24px 48px -16px rgba(6,29,23,.35)}
main a[class*="bg-gradient"],main button[class*="bg-gradient"]{transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .3s ease}
main a[class*="bg-gradient"]:hover,main button[class*="bg-gradient"]:hover{transform:translateY(-2px);box-shadow:0 12px 26px -8px rgba(212,175,55,.55)}
main a[class*="bg-gradient"]:active,main button[class*="bg-gradient"]:active{transform:translateY(0) scale(.98)}
img{transition:transform .9s var(--ease),opacity .6s ease}
.img-container{overflow:hidden}
#navbar{transition:box-shadow .4s ease,background-color .4s ease,transform .5s var(--ease)}
#navbar.nav-hidden{transform:translateY(-100%)}
#mobileMenu:not(.hidden){animation:dslMenuIn .35s var(--ease) both}
@keyframes dslMenuIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}
#tourModal:not(.hidden) > *, #inquiryModal:not(.hidden) > *{animation:dslModalIn .45s var(--ease) both}
#tourModal:not(.hidden), #inquiryModal:not(.hidden){animation:dslFade .3s ease both}
@keyframes dslModalIn{from{opacity:0;transform:translateY(28px) scale(.97)}to{opacity:1;transform:none}}
@keyframes dslFade{from{opacity:0}to{opacity:1}}
details.faq > *:not(summary){animation:dslFade .4s ease both}
.floating-action{transition:transform .35s var(--ease),opacity .35s ease,box-shadow .35s ease}
#whatsappFloat{animation:dslPulse 2.8s ease-out infinite}
@keyframes dslPulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5),0 10px 28px rgba(0,0,0,.22)}70%{box-shadow:0 0 0 16px rgba(37,211,102,0),0 10px 28px rgba(0,0,0,.22)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0),0 10px 28px rgba(0,0,0,.22)}}
.hero-float{animation:dslFloat 6s ease-in-out infinite}
@keyframes dslFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.hero-parallax,.page-hero{background-attachment:scroll}
.hero-parallax{will-change:background-position}

/* ---------- AI chat widget (left side) ---------- */
#dslChatBtn{position:fixed;left:20px;bottom:20px;z-index:70;display:flex;align-items:center;gap:10px;height:54px;padding:0 20px 0 16px;border:1px solid rgba(212,175,55,.55);border-radius:999px;background:linear-gradient(135deg,var(--em9),var(--em95));color:#E6C875;font:600 13px/1 'Plus Jakarta Sans',sans-serif;letter-spacing:.04em;cursor:pointer;box-shadow:0 12px 30px rgba(6,29,23,.4);transition:transform .35s var(--ease),box-shadow .35s ease,opacity .3s ease}
#dslChatBtn:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(6,29,23,.5)}
#dslChatBtn i{font-size:18px}
#dslChatBtn .dot{position:absolute;top:-2px;right:-2px;width:13px;height:13px;border-radius:50%;background:#25D366;border:2px solid #fff;animation:dslPing 2s ease-out infinite}
@keyframes dslPing{0%{box-shadow:0 0 0 0 rgba(37,211,102,.6)}100%{box-shadow:0 0 0 12px rgba(37,211,102,0)}}
#dslChat.open ~ #dslChatBtn,#dslChatBtn.hide{opacity:0;pointer-events:none;transform:scale(.8)}
#dslChat{position:fixed;left:20px;bottom:20px;z-index:80;width:460px;max-width:calc(100vw - 32px);height:min(600px,calc(100vh - 40px));display:flex;flex-direction:column;background:#FAFAF8;border:1px solid rgba(212,175,55,.45);border-radius:14px;overflow:hidden;box-shadow:0 30px 70px -10px rgba(6,29,23,.55);opacity:0;visibility:hidden;transform:translateY(24px) scale(.96);transform-origin:bottom left;transition:opacity .35s ease,transform .45s var(--ease),visibility .35s}
#dslChat.open{opacity:1;visibility:visible;transform:none}
.dsl-head{display:flex;align-items:center;gap:12px;padding:14px 16px;background:linear-gradient(135deg,var(--em9),var(--em95));color:#fff;border-bottom:1px solid rgba(212,175,55,.4)}
.dsl-avatar{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(212,175,55,.15);border:1px solid rgba(212,175,55,.6);color:#E6C875;font-size:16px;flex:none}
.dsl-head h4{margin:0;font:700 14px/1.2 'Plus Jakarta Sans',sans-serif}
.dsl-head p{margin:2px 0 0;font:400 11px/1.2 'Plus Jakarta Sans',sans-serif;color:#E6C875;opacity:.9}
.dsl-head p:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#25D366;margin-right:6px}
.dsl-close{margin-left:auto;background:none;border:0;color:#fff;font-size:18px;cursor:pointer;opacity:.8;width:32px;height:32px;border-radius:50%;transition:background .25s,opacity .25s,transform .35s var(--ease)}
.dsl-close:hover{opacity:1;background:rgba(255,255,255,.12);transform:rotate(90deg)}
.dsl-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;scroll-behavior:smooth;background:linear-gradient(#FAFAF8,#F3F2EC)}
.dsl-msg{max-width:86%;padding:10px 13px;border-radius:14px;font:400 13px/1.55 'Plus Jakarta Sans',sans-serif;animation:dslMsg .45s var(--ease) both;word-wrap:break-word}
@keyframes dslMsg{from{opacity:0;transform:translateY(10px) scale(.97)}to{opacity:1;transform:none}}
.dsl-msg.bot{align-self:flex-start;background:#fff;color:#1A1A1A;border:1px solid #E8E6DA;border-bottom-left-radius:4px;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.dsl-msg.user{align-self:flex-end;background:linear-gradient(135deg,#D4AF37,#AA8A22);color:#061D17;font-weight:600;border-bottom-right-radius:4px}
.dsl-msg a{color:#0E3F30;font-weight:700;text-decoration:underline;text-underline-offset:2px}
.dsl-msg ul{margin:6px 0 0;padding-left:16px}.dsl-msg li{margin:2px 0}
.dsl-typing{display:inline-flex;gap:4px;padding:12px 14px}
.dsl-typing span{width:6px;height:6px;border-radius:50%;background:#AA8A22;animation:dslDot 1.1s infinite ease-in-out}
.dsl-typing span:nth-child(2){animation-delay:.15s}.dsl-typing span:nth-child(3){animation-delay:.3s}
@keyframes dslDot{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-5px);opacity:1}}
.dsl-chips{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px 10px;background:#F3F2EC}
.dsl-chip{border:1px solid rgba(170,138,34,.55);background:#fff;color:#0A2E23;border-radius:999px;padding:6px 12px;font:600 11.5px/1 'Plus Jakarta Sans',sans-serif;cursor:pointer;transition:background .25s,color .25s,transform .3s var(--ease);animation:dslMsg .5s var(--ease) both}
.dsl-chip:hover{background:#0A2E23;color:#E6C875;transform:translateY(-2px)}
.dsl-form{display:flex;gap:8px;padding:12px;background:#fff;border-top:1px solid #E8E6DA}
.dsl-form input{flex:1;min-width:0;border:1px solid #E8E6DA;border-radius:999px;padding:10px 14px;font:400 13px 'Plus Jakarta Sans',sans-serif;outline:none;background:#FAFAF8;transition:border-color .25s,box-shadow .25s}
.dsl-form input:focus{border-color:#D4AF37;box-shadow:0 0 0 3px rgba(212,175,55,.2)}
.dsl-form button{flex:none;width:40px;height:40px;border:0;border-radius:50%;background:linear-gradient(135deg,#0E3F30,#061D17);color:#E6C875;cursor:pointer;transition:transform .3s var(--ease)}
.dsl-form button:hover{transform:scale(1.08) rotate(-8deg)}
.dsl-foot{padding:6px 12px 10px;background:#fff;text-align:center;font:400 10px 'Plus Jakarta Sans',sans-serif;color:#94a3b8}
@media(max-width:480px){#dslChat{left:8px;bottom:8px;width:calc(100vw - 16px);height:calc(100vh - 16px);max-height:calc(100dvh - 16px)}#dslChatBtn{left:12px;bottom:14px;padding:0 16px 0 14px}#dslChatBtn span{display:none}#dslChatBtn{width:54px;padding:0;justify-content:center}}

@media (prefers-reduced-motion: reduce){
  body{animation:none}
  .rv{opacity:1!important;transform:none!important;filter:none!important;transition:none!important}
  #scrollProgress{display:none}#whatsappFloat,.hero-float,#dslChatBtn .dot{animation:none}
}

/* card reveal + hover coexist */
.tour-card.rv,.filter-card.rv{transition:opacity .9s var(--ease) var(--rv-delay,0s),transform .9s var(--ease) var(--rv-delay,0s),filter .9s var(--ease) var(--rv-delay,0s)}
.tour-card.rv-in,.filter-card.rv-in{transition:transform .5s var(--ease),box-shadow .5s var(--ease),opacity .5s ease}
.tour-card.rv-in:hover,.filter-card.rv-in:hover{transform:translateY(-8px)}

/* logo in chat */
.dsl-avatar{background:#fff;padding:3px;overflow:hidden;border:1.5px solid #D4AF37}
.dsl-avatar img{width:100%;height:100%;object-fit:contain;border-radius:50%;transition:none}
#dslChatBtn .dsl-logo{flex:none;width:36px;height:36px;border-radius:50%;background:#fff;border:1.5px solid #D4AF37;padding:3px;display:flex;align-items:center;justify-content:center;overflow:hidden}
#dslChatBtn .dsl-logo img{width:100%;height:100%;object-fit:contain;transition:none}
#dslChatBtn{padding-left:10px}
@media(max-width:480px){#dslChatBtn{padding:0}}

/* wider layout: main containers 1280px -> up to 1600px */
.max-w-7xl{max-width:min(1600px,96vw)!important}
@media(min-width:1024px){#toursGrid{gap:1.75rem}}

/* =====================================================================
   RESPONSIVE OVERRIDES (all pages)
   ===================================================================== */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{max-width:100%}
img,video,iframe,svg{max-width:100%}
img{height:auto}
table{display:block;max-width:100%;overflow-x:auto}
h1,h2,h3{overflow-wrap:break-word}

/* ---------- Tablet & below (<1024px): compact header ---------- */
@media(max-width:1023.98px){
  #navbar>div:first-child{height:64px!important}
  #navbar img[alt*="logo" i]{height:42px!important;width:auto!important;padding:2px 6px!important}
  html{scroll-padding-top:76px!important}
  /* mobile menu: full-screen cover below the header bar */
  #mobileMenu{position:absolute;top:100%;left:0;right:0;width:100vw;height:calc(100dvh - 64px);max-height:none;overflow-y:auto;overscroll-behavior:contain;display:flex;flex-direction:column;justify-content:flex-start;gap:0;padding:20px 28px calc(24px + env(safe-area-inset-bottom,0px))!important;border:0;border-radius:0;background:radial-gradient(120% 80% at 50% 0%,#0E3F30 0%,#061D17 70%)!important;box-shadow:none}
  #mobileMenu.hidden{display:none!important}
  #mobileMenu>*+*{margin-top:0!important}
  #mobileMenu a{display:block;padding:12px 4px;font-family:'Cinzel',serif;font-size:15px!important;letter-spacing:.14em!important;text-align:center;color:#E6C875!important;border-bottom:1px solid rgba(212,175,55,.18);opacity:0;transform:translateY(18px);animation:dslLinkIn .55s var(--ease) forwards}
  #mobileMenu a:nth-child(1){animation-delay:.08s}#mobileMenu a:nth-child(2){animation-delay:.14s}#mobileMenu a:nth-child(3){animation-delay:.2s}#mobileMenu a:nth-child(4){animation-delay:.26s}#mobileMenu a:nth-child(5){animation-delay:.32s;border-bottom:0}
  #mobileMenu button{margin-top:18px!important;padding:12px 0!important;font-size:11px!important;opacity:0;animation:dslLinkIn .55s var(--ease) .42s forwards}
  @keyframes dslLinkIn{to{opacity:1;transform:none}}
  #mobileMenuBtn{padding:6px 8px!important;font-size:20px!important}
}

/* ---------- Phones (<640px) ---------- */
@media(max-width:639.98px){
  /* announcement bar: one slim line */
  body>div:first-child.bg-emerald-950,body>div.bg-emerald-950:first-of-type{font-size:10px!important;letter-spacing:.06em!important;padding:5px 10px!important;line-height:1.3}
  #navbar>div:first-child{height:52px!important;padding-left:12px!important;padding-right:12px!important}
  #navbar img[alt*="logo" i]{height:34px!important;padding:1px 5px!important}
  html{scroll-padding-top:62px!important}
  #mobileMenu{height:calc(100dvh - 52px)}
  #mobileMenuBtn{font-size:18px!important;padding:4px 6px!important}

  /* fixed background parallax breaks on iOS/Android */
  section.hero-parallax{min-height:auto!important;padding-top:3rem!important;padding-bottom:3.5rem!important}
  main section{scroll-margin-top:62px}
  main h1{font-size:clamp(1.75rem,8vw,2.4rem)!important;line-height:1.15!important}
  main h2{font-size:clamp(1.4rem,6.2vw,1.9rem)!important;line-height:1.2!important}
  main section[class*="py-24"],main section[class*="py-20"]{padding-top:3rem!important;padding-bottom:3rem!important}
  main .grid{gap:1rem}
  /* modals fit small screens */
  [id$="Modal"]>div{max-height:92dvh;overflow-y:auto}

  /* floating buttons: smaller, clear of chat */
  .floating-action{width:44px!important;height:44px!important;right:12px!important;font-size:21px!important}
  #whatsappFloat{bottom:calc(14px + env(safe-area-inset-bottom,0px))!important}
  #backToTop{bottom:68px!important}
}

/* ---------- AI chat widget: fully responsive ---------- */
#dslChat{width:min(420px,calc(100vw - 24px))!important;height:min(600px,calc(100dvh - 40px))!important;max-height:calc(100dvh - 40px)}
#dslChatBtn,#dslChat{left:max(12px,env(safe-area-inset-left,0px))}
#dslChatBtn{bottom:calc(16px + env(safe-area-inset-bottom,0px))}
#dslChat{bottom:calc(16px + env(safe-area-inset-bottom,0px))}
.dsl-body{overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.dsl-msg{max-width:88%;overflow-wrap:anywhere}
.dsl-form input{font-size:16px!important} /* stops iOS zoom on focus */
.dsl-chips{max-height:92px;overflow-y:auto}

@media(max-width:480px){
  /* chat becomes a near-full-screen sheet that follows the keyboard */
  #dslChat{left:0!important;right:0;bottom:0!important;width:100vw!important;max-width:100vw;height:100dvh!important;max-height:100dvh!important;border-radius:0;border:0;padding-bottom:env(safe-area-inset-bottom,0px);transform-origin:bottom center}
  #dslChat.open{transform:none}
  .dsl-head{padding:10px 12px;padding-top:calc(10px + env(safe-area-inset-top,0px))}
  .dsl-avatar{width:34px;height:34px}.dsl-avatar img{width:100%;height:100%;object-fit:contain;border-radius:50%;background:#fff;padding:2px}
  .dsl-body{padding:12px;gap:8px}
  .dsl-msg{font-size:13.5px;max-width:92%}
  .dsl-chips{padding:0 12px 8px;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;max-height:none;scrollbar-width:none}
  .dsl-chips::-webkit-scrollbar{display:none}
  .dsl-chip{flex:none;white-space:nowrap}
  .dsl-form{padding:10px 12px}
  .dsl-foot{padding:4px 12px 8px}
  #dslChatBtn{left:12px!important;bottom:calc(14px + env(safe-area-inset-bottom,0px))!important;width:48px!important;height:48px!important}
  #dslChatBtn .dsl-logo{width:34px;height:34px}
}
@media(max-height:480px) and (orientation:landscape){
  #dslChat{height:100dvh!important;max-height:100dvh!important;bottom:0!important}
  .dsl-chips{display:none}
}