/* ==========================================================================
  Luft Conditioning
   ========================================================================== */

:root{
  --color-ink:        #3498db;
  --color-ink-soft:    #21463D;
  --color-bg:          #F6F8F5;
  --color-surface:     #FFFFFF;
  --color-primary:     #103356;
  --color-primary-dk:  #0D473E;
  --color-accent:      #103356;
  --color-amber:       #103356;
  --color-muted:       #5d5d5d;
  --color-line:        #DCE5E0;

  --font-display: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --header-h: 84px;
  --topbar-h: 40px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-body);
  color:var(--color-ink);
  background:var(--color-bg);
  line-height:1.6;
  padding-top:calc(var(--header-h) + var(--topbar-h));
}
h1,h2,h3,h4,.font-display{
  font-family:var(--font-display);
  color:var(--color-ink);
  font-weight:600;
  line-height:1.15;
  margin:0;
}
p{color:var(--color-muted); margin:0;}
a{text-decoration:none; color:inherit;}
img{max-width:100%; display:block;}
section{padding:88px 0;}
.container{max-width:1180px;}

.hero-inner .eyebrow-label{
  color:#fff;
  font-family:var(--font-display);
  font-style:normal;
  font-size:1.15rem;
  margin-bottom:10px;
  display:inline-block;
}
.eyebrow-label{
  color:var(--color-primary);
  font-family:var(--font-display);
  font-style:italic;
  font-size:1.05rem;
  margin-bottom:10px;
  display:inline-block;
}

.btn-brand{
  background:var(--color-primary);
  color:#fff;
  border:none;
  padding:12px 12px;
  border-radius:var(--radius-sm);
  font-weight:600;
  transition:background .2s ease, transform .2s ease;
  display:inline-flex!important;
  align-items:center;
  gap:8px;
  font-size: 14px;
}
.btn-brand:hover{background:var(--color-primary-dk); color:#fff; transform:translateY(-2px);}
.btn-outline-brand{
  background:transparent;
  color:var(--color-ink);
  border:1.5px solid var(--color-ink);
  padding:13px 28px;
  border-radius:var(--radius-sm);
  font-weight:600;
  transition:all .2s ease;
}
.btn-outline-brand:hover{background:var(--color-ink); color:#fff;}
.btn-amber{
  background:var(--color-amber);
  color:#fff;
  border:none;
  padding:14px 30px;
  border-radius:var(--radius-sm);
  font-weight:700;
}
.btn-amber:hover{background:#194774; color:var(--color-ink);}

/* ---------------- Topbar ---------------- */
.topbar{
  height:var(--topbar-h);
  background:var(--color-ink);
  color:#e3e3e3;
  font-size:.85rem;
  position:fixed; top:0; left:0; right:0; z-index:1050;
}
.topbar a{color:#e3e3e3;}
.topbar .divider{opacity:.3; margin:0 10px;}
.topbar .social-icons a{
  display:inline-flex; align-items:center; justify-content:center;
  width:26px; height:26px; margin-left:6px;
  color:#e3e3e3; border-radius:50%;
  transition:background .2s;
}
.topbar .social-icons a:hover{background:rgba(255,255,255,.15); color:#fff;}

/* ---------------- Header / Nav ---------------- */
.site-header{
  position:fixed;
  top:var(--topbar-h); left:0; right:0;
  height:var(--header-h);
  background:var(--color-surface);
  z-index:1040;
  box-shadow:0 1px 0 var(--color-line);
  transition: box-shadow .2s ease;
}
.site-header.is-scrolled{ box-shadow:0 6px 18px rgba(18,49,43,.08); }
.brand-logo{
  font-family:var(--font-display);
  font-weight:600;
  font-size:1.55rem;
  color:var(--color-ink);
  letter-spacing:.2px;
}
.brand-logo img{max-width: 280px;}

.main-nav{display:flex; align-items:center; gap:30px;}
.main-nav > ul{list-style:none; display:flex; gap:10px; margin:0; padding:0;}
.main-nav li{position:relative;}
.main-nav > ul > li > a{
  font-weight:500; font-size:.99rem; color:var(--color-muted);
  padding:8px 8px; display:inline-block; position:relative;
}
.main-nav > ul > li > a::after{
  content:''; position:absolute; left:0; bottom:-22px; width:0; height:2px;
  background:var(--color-primary); transition:width .2s ease;
}
.main-nav > ul > li > a:hover::after,
.main-nav > ul > li.active > a::after{width:100%;}

/* dropdown (desktop) */
.has-dropdown .dropdown-menu{
  display:block; position:absolute; top:150%; left:0; width:220px; min-width:220px;
  background:#fff; border-radius:3px;
  box-shadow:0 12px 30px rgba(18,49,43,.14);
  padding:10px 0; margin:0; list-style:none;
  opacity:0; visibility:hidden; transform:translateY(8px);
  transition:all .2s ease; z-index:20;
}
.has-dropdown .dropdown-menu li{width:100%;}
.has-dropdown:hover .dropdown-menu{opacity:1; visibility:visible; transform:translateY(0);}
.dropdown-menu li a{
  display:block; padding:9px 20px; font-size:.92rem; font-weight:500; color:var(--color-ink-soft);
  white-space:nowrap;
}
.dropdown-menu li a:hover{background:var(--color-bg); color:var(--color-primary);}
.has-dropdown > a i{font-size:.7rem; margin-left:5px;}

.header-cta{display:flex; align-items:center; gap:10px;}
.header-phone{display:flex; align-items:center; gap:10px;}
.header-phone i{
  width:42px; height:42px; border-radius:50%;
  background:var(--color-accent); color:var(--color-ink);
  display:flex; align-items:center; justify-content:center; font-size:1.1rem;
}
.header-phone small{display:block; color:var(--color-muted); font-size:.72rem;}
.header-phone strong{font-size:.98rem;}

/* Hamburger */
.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:42px; height:38px; border:none; background:transparent; cursor:pointer;
  z-index:1060;
}
.nav-toggle span{
  width:100%; height:2.5px; background:var(--color-ink); border-radius:2px;
  transition:transform .25s ease, opacity .25s ease;
}
.nav-toggle.active span:nth-child(1){transform:translateY(7.5px) rotate(45deg);}
.nav-toggle.active span:nth-child(2){opacity:0;}
.nav-toggle.active span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);}

/* Mobile off-canvas menu */
.mobile-overlay{
  position:fixed; inset:0; background:rgba(18,49,43,.5);
  opacity:0; visibility:hidden; transition:opacity .25s ease;
  z-index:1055;
}
.mobile-overlay.active{opacity:1; visibility:visible;}

.mobile-menu{
  position:fixed; top:0; left:0; bottom:0; width:300px; max-width:82%;
  background:var(--color-ink); color:#fff;
  transform:translateX(-100%); transition:transform .3s ease;
  z-index:1060; overflow-y:auto; padding:26px 22px;
}
.mobile-menu.active{transform:translateX(0);}
.mobile-menu .mm-head{display:flex; justify-content:space-between; align-items:center; margin-bottom:26px;}
.mobile-menu .mm-close{background:transparent; border:none; color:#fff; font-size:1.4rem;}
.mobile-menu ul{list-style:none; padding:0; margin:0;}
.mobile-menu > ul > li{border-bottom:1px solid rgba(255,255,255,.1);}
.mobile-menu > ul > li > a{
  display:flex; justify-content:space-between; align-items:center;
  padding:14px 2px; font-weight:600; color:#fff; font-size:1.02rem;
}
.mobile-menu .mm-submenu{
  list-style:none; padding:0 0 10px 14px; margin:0; display:none;
}
.mobile-menu .mm-submenu.open{display:block;}
.mobile-menu .mm-submenu li a{
  padding:9px 2px; font-size:.92rem; color:#e3e3e3; font-weight:500; display:block;
}
.mobile-menu .mm-caret{transition:transform .2s ease;}
.mobile-menu .mm-caret.rotated{transform:rotate(180deg);}
.mobile-menu .mm-social{display:flex; gap:10px; margin-top:24px;}
.mobile-menu .mm-social a{
  width:36px; height:36px; border-radius:50%; background:rgba(255,255,255,.1);
  display:flex; align-items:center; justify-content:center; color:#fff;
}

/* ---------------- Hero (video) ---------------- */
.hero-video{
  position:relative; min-height:88vh; display:flex; align-items:center;
  overflow:hidden; color:#fff;
}
.hero-video video, .hero-video iframe{
  position:absolute; top:50%; left:50%; min-width:100%; min-height:100%;
  width:auto; height:auto; transform:translate(-50%,-50%); object-fit:cover; z-index:0;
}
.hero-video::before{
  content:''; position:absolute; inset:0;
  background: linear-gradient(100deg, #3498db 0%, rgb(52 152 219 / 48%) 46%, rgb(52 152 219 / 0%) 100%);
  z-index:1;
}
.hero-video .hero-inner{position:relative; z-index:2;}
.hero-video h1{color:#fff; font-size:2.3rem; max-width:740px;}
.hero-video p.lead{color:#dbe9e4; max-width:740px; font-size:1.08rem; margin-top:18px;}
.hero-video .hero-actions{margin-top:32px; display:flex; gap:16px; flex-wrap:wrap;}
.hero-stats{display:flex; gap:38px; margin-top:56px; flex-wrap:wrap;}
.hero-stats div strong{font-family:var(--font-display); font-size:1.7rem; display:block; color:#fff;}
.hero-stats div span{font-size:.82rem; color:#e3e3e3;}

/* ---------------- Hero (image slider) ---------------- */
.hero-slider{position:relative;}
.hero-slide{
  position:relative; min-height:88vh; display:flex; align-items:center;
  background-size:cover; background-position:center; color:#fff;
}
.hero-slide::before{
  content:''; position:absolute; inset:0;
  background:linear-gradient(100deg, rgba(13,42,36,.85) 0%, rgba(13,42,36,.55) 50%, rgba(13,42,36,.28) 100%);
}
.hero-slide .hero-inner{position:relative; z-index:2;}
.hero-slide h1{color:#fff; font-size:3rem; max-width:600px;}
.hero-slide h1, .hero-slide p{opacity:0; transform:translateY(24px);}
.hero-slider .owl-item.active .hero-slide h1{animation:heroUp .7s .15s ease forwards;}
.hero-slider .owl-item.active .hero-slide p{animation:heroUp .7s .3s ease forwards;}
.hero-slider .owl-item.active .hero-slide .hero-actions{animation:heroUp .7s .45s ease forwards; opacity:0; transform:translateY(24px);}
@keyframes heroUp{to{opacity:1; transform:translateY(0);}}
.hero-slider .owl-dots{position:absolute; bottom:26px; left:50%; transform:translateX(-50%); z-index:3;}
.hero-slider .owl-dot span{background:rgba(255,255,255,.45)!important;}
.hero-slider .owl-dot.active span{background:var(--color-accent)!important;}
.hero-slider .owl-nav{position:absolute; inset:0; z-index:3; display:flex; align-items:center; justify-content:space-between; pointer-events:none;}
.hero-slider .owl-nav button{
  pointer-events:all; width:46px; height:46px; border-radius:50%!important;
  background:rgba(255,255,255,.15)!important; color:#fff!important; margin:0 22px!important;
  font-size:1.3rem!important; backdrop-filter:blur(3px);
}
.hero-slider .owl-nav button:hover{background:var(--color-accent)!important; color:var(--color-ink)!important;}

/* ---------------- Hero estimate form (right side, glassmorphism) ---------------- */
.hero-form-wrap{
  position:absolute; inset:0; z-index:4;
  display:flex; align-items:center;
  pointer-events:none;
}
.hero-form-wrap .container{
  display:flex; justify-content:flex-end; width:100%; pointer-events:none;
}
.estimate-card{
  pointer-events:all;
  width:100%; max-width:380px;
  background:rgba(16, 51, 86, .5);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  backdrop-filter:blur(20px) saturate(140%);
  border:1px solid rgba(255,255,255,.35);
  border-radius:20px;
  padding:32px 28px;
  box-shadow:0 25px 60px rgba(0,0,0,.28);
  color:#fff;
}
.estimate-card h2{color:#fff; font-size:1.35rem; margin-bottom:6px;}
.estimate-card .sub{color:#e7eef0; font-size:.86rem; margin-bottom:22px;}
.estimate-card .field-row{display:flex; gap:14px;}
.estimate-card .field{margin-bottom:16px; flex:1; min-width:0;}
.estimate-card label{
  display:block; font-size:.72rem; font-weight:700; color:#fff;
  margin-bottom:6px; text-transform:uppercase; letter-spacing:.04em;
}
.estimate-card input, .estimate-card select{
  width:100%; padding:11px 14px; border-radius:10px;
  border:1px solid rgba(255,255,255,.4);
  background:rgba(255,255,255,.12); color:#fff;
  font-family:var(--font-body); font-size:.9rem;
  outline:none; transition:border-color .2s ease, background .2s ease;
}
.estimate-card input::placeholder{color:rgba(255,255,255,.7);}
.estimate-card input:focus, .estimate-card select:focus{
  border-color:#fff; background:rgba(255,255,255,.22);
}
.estimate-card select option{color:#111;}
.estimate-card .btn-primary{
  width:100%; padding:13px 18px; margin-top:4px; border:none; border-radius:10px;
  background:var(--color-accent); color:#fff; font-weight:600; letter-spacing:.02em;
  cursor:pointer; transition:transform .2s ease, background .2s ease;
}
.estimate-card .btn-primary:hover{background:#0c2540; transform:translateY(-2px);}
.estimate-card .form-note{font-size:.76rem; color:#e7eef0; margin-top:14px; text-align:center;}
.estimate-card .form-note a{color:#fff; text-decoration:underline;}
.estimate-card .form-success{
  display:none; margin-top:16px; text-align:center; font-size:.84rem; color:#fff;
  background:rgba(16,51,86,.85); border:1px solid rgba(255,255,255,.4);
  border-radius:10px; padding:12px 14px;
}
.estimate-card.submitted .form-success{display:block;}
.estimate-card.submitted form > *:not(.form-success){opacity:.45; pointer-events:none;}

/* Honeypot field — kept in the DOM/tab order out of the way, invisible to real visitors, bots that auto-fill every input still catch it */
.estimate-card .hp-field{
  position:absolute; left:-9999px; top:-9999px;
  width:1px; height:1px; overflow:hidden;
}

.estimate-card .optional-tag{text-transform:none; font-weight:400; color:rgba(255,255,255,.65);}

.estimate-card .field-error{
  display:none; margin-top:5px; font-size:.74rem; color:#ffd7d7; font-weight:600;
}
.estimate-card .field.has-error input,
.estimate-card .field.has-error select{
  border-color:#ff8a8a; background:rgba(255,120,120,.12);
}
.estimate-card .field.has-error .field-error{display:block;}

.estimate-card .form-error{
  display:none; margin-bottom:14px; padding:10px 12px; border-radius:8px;
  background:rgba(255,90,90,.18); border:1px solid rgba(255,140,140,.5);
  color:#fff; font-size:.82rem; text-align:center;
}
.estimate-card .form-error.show{display:block;}

.estimate-card .btn-primary[disabled]{opacity:.7; cursor:not-allowed; transform:none;}

/* ---------------- Back to top button ---------------- */
.back-to-top{
  position:fixed; right:8px; bottom:24px; width:48px; height:48px;
  border:none; border-radius:50%; background:var(--color-accent); color:#fff;
  display:flex; align-items:center; justify-content:center; font-size:1.05rem;
  cursor:pointer; box-shadow:0 12px 28px rgba(16,51,86,.35);
  opacity:0; visibility:hidden; transform:translateY(18px);
  transition:opacity .3s ease, transform .3s ease, visibility .3s ease, background .2s ease;
  z-index:999;
}
.back-to-top.show{opacity:1; visibility:visible; transform:translateY(0);}
.back-to-top:hover{background:#0c2540; transform:translateY(-4px);}

/* ---------------- Section heading ---------------- */
.section-head{max-width:820px; margin-bottom:50px;}
.section-head.center{margin-left:auto; margin-right:auto; text-align:center;}
.section-head h2{font-size:2.1rem;}

/* ---------------- Services ---------------- */
.bg-surface{background:var(--color-surface);}
.service-card{
  position:relative; background:var(--color-surface); border:1px solid var(--color-line);
  border-radius:var(--radius-md); height:100%; overflow:hidden;
  box-shadow:0 1px 2px rgba(16,51,86,.04);
  transition:transform .35s cubic-bezier(.22,.9,.32,1), box-shadow .35s ease, border-color .35s ease, background .4s ease;
}
.service-card:hover{
  transform:translateY(-10px);
  box-shadow:0 30px 50px rgba(16,51,86,.2), inset 0 1px 0 rgba(255,255,255,.7);
  border-color:rgba(255,255,255,.7);
  background:rgba(255,255,255,.65);
  backdrop-filter:blur(8px) saturate(160%);
  -webkit-backdrop-filter:blur(8px) saturate(160%);
}
/* glossy sweep — squeegee-style wipe of light across the whole card */
.service-card::before{
  content:''; position:absolute; inset:0; z-index:5; pointer-events:none;
  background:linear-gradient(115deg, rgba(255,255,255,0) 30%, rgba(255,255,255,.75) 48%, rgba(255,255,255,0) 66%);
  transform:translateX(-140%) skewX(-12deg);
  transition:transform .95s ease;
}
.service-card:hover::before{transform:translateX(140%) skewX(-12deg);}

.service-card-media{position:relative; height:210px; overflow:hidden; background:var(--color-bg);}
.service-card-media img{
  width:100%; height:100%; object-fit:cover; display:block;
  transform:scale(1.02);
  transition:transform .6s cubic-bezier(.22,.9,.32,1), filter .6s ease;
  filter:saturate(.92);
}
.service-card:hover .service-card-media img{transform:scale(1.14) rotate(.6deg); filter:saturate(1.1) brightness(1.03);}
.service-card-media::after{
  content:''; position:absolute; inset:0; z-index:1;
  background:linear-gradient(180deg, rgba(16,51,86,0) 45%, rgba(16,51,86,.55) 100%);
  opacity:.55; transition:opacity .4s ease;
}
.service-card:hover .service-card-media::after{opacity:.7;}

/* water droplets — trickle down while hovered, like the glass is being rinsed */
.droplets{position:absolute; inset:0; z-index:2; pointer-events:none; overflow:hidden;}
.droplets span{
  position:absolute; top:-16px; width:5px; height:9px; border-radius:50% 50% 50% 0;
  background:linear-gradient(180deg, rgba(255,255,255,.95), rgba(190,225,245,.55));
  box-shadow:0 0 5px rgba(255,255,255,.7), 0 0 1px rgba(16,51,86,.2);
  opacity:0; transform:translateY(0) rotate(45deg);
}
.service-card:hover .droplets span{animation-name:dropFall; animation-timing-function:cubic-bezier(.4,0,1,1); animation-iteration-count:infinite;}
.droplets span:nth-child(1){left:8%;  animation-duration:1.3s; animation-delay:0s;}
.droplets span:nth-child(2){left:20%; animation-duration:1.1s; animation-delay:.35s;}
.droplets span:nth-child(3){left:34%; animation-duration:1.5s; animation-delay:.1s;}
.droplets span:nth-child(4){left:50%; animation-duration:1.2s; animation-delay:.55s;}
.droplets span:nth-child(5){left:64%; animation-duration:1.4s; animation-delay:.2s;}
.droplets span:nth-child(6){left:78%; animation-duration:1.1s; animation-delay:.45s;}
.droplets span:nth-child(7){left:90%; animation-duration:1.35s; animation-delay:.05s;}
.droplets span:nth-child(8){left:60%; animation-duration:1.25s; animation-delay:.7s;}
@keyframes dropFall{
  0%{transform:translateY(-16px) rotate(45deg); opacity:0;}
  12%{opacity:1;}
  75%{opacity:.85;}
  100%{transform:translateY(230px) rotate(45deg); opacity:0;}
}
/* faint ripple where the drops land, timed loosely with the fall */
.service-card-media .splash{
  position:absolute; left:0; right:0; bottom:6px; height:3px; z-index:2;
  background:radial-gradient(circle, rgba(255,255,255,.5) 0%, rgba(255,255,255,0) 70%);
  opacity:0; transform:scaleX(.6);
}
.service-card:hover .service-card-media .splash{
  animation:splashPulse 1.3s ease-in-out infinite;
}
@keyframes splashPulse{
  0%,100%{opacity:0; transform:scaleX(.5);}
  50%{opacity:.55; transform:scaleX(1);}
}

.service-card .icon-wrap{
  position:absolute; left:24px; bottom:-27px; z-index:3;
  width:56px; height:56px; border-radius:14px; background:var(--color-surface);
  display:flex; align-items:center; justify-content:center; color:var(--color-primary);
  font-size:1.35rem; box-shadow:0 10px 22px rgba(16,51,86,.18);
  transition:transform .4s cubic-bezier(.34,1.56,.64,1), background .35s ease, color .35s ease;
}
.service-card:hover .icon-wrap{
  transform:translateY(-4px) rotate(-8deg) scale(1.08);
  background:var(--color-primary); color:#fff;
}
.service-card-body{padding:44px 26px 30px; position:relative; z-index:1;}
.service-card h3{font-size:1.18rem; margin-bottom:10px; transition:color .3s ease;font-weight: 700}
.service-card:hover h3{color:var(--color-primary);}
.service-card p{font-size:.94rem; color:var(--color-muted);}
.service-card a.more{
  display:inline-flex; align-items:center; gap:6px; margin-top:16px;
  font-weight:600; font-size:.88rem; color:var(--color-primary); position:relative;
}
.service-card a.more i{transition:transform .35s ease;}
.service-card a.more::after{
  content:''; position:absolute; left:0; bottom:-4px; width:0; height:2px;
  background:var(--color-amber); transition:width .35s ease;
}
.service-card:hover a.more::after{width:calc(100% - 26px);}
.service-card:hover a.more i{transform:translateX(5px);}
/*@media (prefers-reduced-motion: reduce){
  .service-card::before, .droplets span, .service-card-media .splash{animation:none!important; transition:none!important; display:none;}
  .industry-card, .industry-card img, .industry-card .overlay, .industry-card .overlay span, .industry-card .overlay span::after{
    transition:none!important;
  }
}*/

/* ---------------- Why choose us ---------------- */
.why-choose{background:var(--color-ink); color:#fff;}
.why-choose .section-head h2, .why-choose p{color:#fff;}
.why-choose .eyebrow-label{color:var(--color-accent);}
.why-item{display:flex; gap:18px; margin-bottom:30px;}
.why-item .num{
  font-family:var(--font-display); font-size:1.3rem; color:var(--color-accent);font-weight: 800;
  width:46px; height:46px; border:1.5px solid rgba(255,255,255,.25); border-radius:50%;
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
  background: #fff;
}
.why-item h4{color:#fff; font-size:1.08rem; margin-bottom:6px;}
.why-item p{color:#e3e3e3; font-size:.92rem;}
.why-media{position:relative;}
.why-media img{border-radius:var(--radius-md);}
.why-media .badge-float{
  position:absolute; bottom:-24px; left:-24px; background:var(--color-accent);
  color:var(--color-ink); padding:20px 26px; border-radius:var(--radius-md);
  font-family:var(--font-display);
}
.why-media .badge-float strong{font-size:1.7rem; display:block;}
.why-media .badge-float span{font-size:.8rem; font-weight:600;}

/* ---------------- Counter stats ---------------- */
.counter-strip{background:var(--color-primary); color:#fff;}
.counter-item{text-align:center; padding:10px 0;}
.counter-item .count{
  font-family:var(--font-display); font-size:2.6rem; color:#fff; display:flex;
 font-weight: 700; align-items:baseline; justify-content:center; gap:2px;
}
.counter-item span.label{display:block; margin-top:6px; color:#e3e3e3; font-size:.92rem; font-weight:500;}
.counter-item i{font-size:1.6rem; color:var(--color-accent); margin-bottom:10px; display:block;}

/* ---------------- Industries ---------------- */
.industry-card{
  position:relative; border-radius:var(--radius-md); overflow:hidden; height:230px;
  transition:transform .5s cubic-bezier(.22,1,.36,1), box-shadow .5s ease;
  will-change:transform;
}
.industry-card:hover{
  transform:translateY(-8px);
  box-shadow:0 20px 36px rgba(16,51,86,.22);
}
.industry-card img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .6s cubic-bezier(.22,1,.36,1), filter .5s ease;
}
.industry-card:hover img,
.industry-card:hover img.lazy-blur.is-loaded{
  transform:scale(1.15);
  filter:brightness(.82) saturate(1.05);
}
.industry-card .overlay{
  position:absolute; inset:0; background:linear-gradient(0deg, rgba(13,42,36,.82), rgba(13,42,36,0) 60%);
  display:flex; align-items:flex-end; padding:18px;
  transition:background .5s ease;
}
.industry-card:hover .overlay{background:linear-gradient(0deg, rgba(16,51,86,.9), rgba(16,51,86,.1) 65%);}
.industry-card .overlay span{
  position:relative; display:inline-block;
  color:#fff; font-weight:600; font-family:var(--font-display); font-size:1.05rem;
  transform:translateY(6px); opacity:.92;
  transition:transform .5s cubic-bezier(.22,1,.36,1), opacity .5s ease;
}
.industry-card .overlay span::after{
  content:''; position:absolute; left:0; bottom:-6px; width:0; height:2px;
  background:var(--color-accent); transition:width .5s ease .05s;
}
.industry-card:hover .overlay span{transform:translateY(0); opacity:1;}
.industry-card:hover .overlay span::after{width:100%;}

/* ---------------- Testimonials ---------------- */
.testimonial-card{
  background:var(--color-surface); border-radius:var(--radius-md);
  padding:34px 30px; border:1px solid var(--color-line); margin:8px 6px 0px;
}
.testimonial-card .stars{color:var(--color-amber); font-size:.85rem; margin-bottom:14px;}
.testimonial-card p.quote{color:var(--color-ink-soft); font-size:.92rem; font-style:italic;
display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
    transition: all 0.3s ease;
}

.testimonial-card p.quote:hover {
    display: block;
    -webkit-line-clamp: unset;
    overflow: visible;
}

.testimonial-card .person{display:flex; align-items:center; gap:14px; margin-top:22px;}
.testimonial-card .person img{width:50px; height:50px; border-radius:50%; object-fit:cover;}
.testimonial-card .person span{width:50px; height:50px; border-radius:50%; display: flex;align-items: center;justify-content: center;background: #103356;color: #fff;}
.testimonial-card .person strong{display:block; font-size:.95rem;}
.testimonial-card .person small{color:var(--color-muted); font-size:.8rem;}

/* ---------------- Clients logos ---------------- */
.clients-strip{background:var(--color-surface); border-top:1px solid var(--color-line); border-bottom:1px solid var(--color-line);}
.clients-strip .owl-carousel .item{
  display:flex; align-items:center; justify-content:center; height:70px;
}
.clients-strip img{max-width:150px; width:auto; opacity:.55; filter:grayscale(1); transition:opacity .2s ease, filter .2s ease;}
.clients-strip img:hover{opacity:1; filter:grayscale(0);}

/* ---------------- CTA ---------------- */
.cta-section{
  background:#3498db;
  color:#fff; border-radius:var(--radius-md); padding:56px 50px;
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:24px;
}
.cta-section h2{color:#fff; font-size:1.9rem; max-width:520px;}
.cta-section p{color:#e3e3e3; margin-top:10px;}

/* ---------------- Footer ---------------- */
.site-footer{background:#103356; color:#e3e3e3; padding-top:70px;}
.site-footer h5{color:#fff; font-family:var(--font-display); font-size:1.15rem; margin-bottom:20px;}
.site-footer .f-logo{font-family:var(--font-display); font-size:1.5rem; color:#fff; margin-bottom:16px; display:block;font-weight: 600;}
.site-footer .f-logo span{color:var(--color-accent);}
.site-footer p{font-size: 14px;color: #e3e3e3}
.site-footer ul{list-style:none; padding:0; margin:0;}
.site-footer ul li{margin-bottom:11px;}
.site-footer ul li a{color:#e3e3e3; font-size:12px; transition:color .2s ease, padding-left .2s ease;}
.site-footer ul li a:hover{color:#3498db; padding-left:4px;}
.site-footer .f-contact li{display:flex; gap:12px; font-size:12px;}
.site-footer .f-contact i{color:#fff; margin-top:3px;}
.site-footer .f-social{display:flex; gap:10px; margin-top:20px;}
.site-footer .f-social a{
  width:38px; height:38px; border-radius:50%; background:rgba(255,255,255,.08);
  display:flex; align-items:center; justify-content:center; color:#fff; transition:background .2s ease;
}
.site-footer .f-social a:hover{background:var(--color-accent); color:var(--color-ink);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1); margin-top:50px; padding:22px 0;
  font-size:.85rem; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
}
.footer-bottom a{color:#e3e3e3;}
.footer-bottom a:hover{color:#3498db;}

/* ---------------- Responsive ---------------- */
@media (max-width:991px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .header-phone small{display:none;}
  .hero-video h1, .hero-slide h1{font-size:2.3rem;}
  section{padding:64px 0;}
  .cta-section{padding:40px 26px;}
  :root{--header-h:74px; --topbar-h:0px;}
  .topbar{display:none;}

  .hero-video{flex-direction:column; align-items:stretch; min-height:auto; padding:70px 0 40px;}
  .hero-slide{min-height:auto; padding:70px 0 40px;}
  .hero-form-wrap{position:static; padding:26px 0 0;}
  .hero-form-wrap .container{justify-content:center;}
  .estimate-card{max-width:460px; margin:0 auto;}
  .back-to-top{right:16px; bottom:16px; width:44px; height:44px;}
}
@media (max-width:575px){
  .hero-stats{gap:24px;}
  .counter-item .count{font-size:2.1rem;}
}

/* =============== LAZY-LOAD BLUR-UP (perf: LCP / CLS friendly) =============== */
img.lazy-blur{
  filter: blur(18px);
  opacity:.6;
  transform: scale(1.03);
  transition: filter .5s ease, opacity .5s ease, transform .5s ease;
  background: var(--color-bg, #eef1f0);
}
img.lazy-blur.is-loaded{
  filter: blur(0);
  opacity:1;
  transform: scale(1);
}
/* Reserve space using intrinsic width/height (set in HTML) to avoid layout shift */
img[width][height]{ height:auto; }
.service-card-media img[width][height],
.industry-card img[width][height]{ height:100%; }

/* ---------------- Pan India & Export Reach ---------------- */
.reach-section{
  background:var(--color-primary);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.reach-section::before{
  content:'';
  position:absolute; inset:0;
  background:radial-gradient(circle at 85% 20%, rgba(255,255,255,.06), transparent 55%);
  pointer-events:none;
}
.reach-section .section-head h2,
.reach-section .section-head p{color:#fff;}
.reach-section .section-head p{color:#dce5e0;}
.reach-section .eyebrow-label{color:#fff; padding:6px 16px; border-radius:30px;}
.reach-grid{position:relative; z-index:1;}
.reach-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-md);
  padding:34px 28px;
  height:100%;
  transition:transform .35s ease, background .35s ease, border-color .35s ease;
}
.reach-card:hover{
  transform:translateY(-6px);
  background:rgba(255,255,255,.11);
  border-color:rgba(255,255,255,.3);
}
.reach-card .reach-icon{
  width:54px; height:54px; border-radius:14px;
  background:#fff; color:var(--color-primary);
  display:flex; align-items:center; justify-content:center;
  font-size:1.3rem; margin-bottom:18px;
}
.reach-card h3{color:#fff; font-size:1.12rem; margin-bottom:10px; font-weight:700;}
.reach-card p{color:#dce5e0; font-size:.93rem;}
.reach-card .reach-tag{
  display:inline-block; margin-top:16px; font-size:.74rem; font-weight:700;
  letter-spacing:.6px; text-transform:uppercase; color:var(--color-primary);
  background:#fff; padding:5px 12px; border-radius:20px;
}
.reach-note{
  position:relative; z-index:1; margin-top:44px; padding-top:30px;
  border-top:1px solid rgba(255,255,255,.15);
  display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:18px;
}
.reach-note p{color:#dce5e0; font-size:.95rem; max-width:560px; margin:0;}
@media (max-width:767px){
  .reach-card{padding:28px 22px;}
  .reach-note{flex-direction:column; align-items:flex-start;}
}



/* ==========================================================================
   Luft Conditioning - About page
   Uses the same tokens as style.css (--color-primary, --font-display, ...)
   ========================================================================== */

/* ---------------- Page banner ---------------- */
.page-banner{
  position:relative; overflow:hidden; color:#fff;
  padding:78px 0 74px;
  background:
    linear-gradient(105deg, rgba(16,51,86,.97) 0%, rgba(16,51,86,.88) 55%, rgba(16,51,86,.72) 100%),
    url('../img/hero-poster.jpg') center/cover no-repeat;
}
.page-banner::after{
  content:''; position:absolute; right:-120px; top:-120px; width:420px; height:420px; border-radius:50%;
  background:radial-gradient(circle, rgba(52,152,219,.28), transparent 68%); pointer-events:none;
}
.page-banner .container{position:relative; z-index:1;}
.page-banner .eyebrow-label{color:#fff; font-style:normal; font-size:1.1rem;}
.page-banner h1{color:#fff; font-size:2.6rem; max-width:780px;}
.page-banner .lead{color:#dbe9f4; max-width:690px; margin-top:16px; font-size:1.08rem;}
.crumbs{list-style:none; display:flex; flex-wrap:wrap; gap:10px; padding:0; margin:0 0 22px; font-size:.85rem; color:#c9d8e6;}
.crumbs li + li::before{content:'/'; margin-right:10px; opacity:.5;}
.crumbs a{transition:color .2s ease;}
.crumbs a:hover{color:#fff;}

/* ---------------- Story ---------------- */
.about-story .why-media{padding-bottom:24px;}
.about-story .why-media img{width:100%; height:auto; box-shadow:0 20px 40px rgba(16,51,86,.15);}
.about-story .badge-float{left:-14px; bottom:0;}
.about-story .badge-float strong{font-size:1.35rem;}
.about-story p{font-size:1rem;}
.about-story p strong{color:var(--color-primary);}
.fact-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:14px 26px; margin-top:28px;}
.fact{display:flex; gap:12px; align-items:flex-start; font-weight:600; font-size:.93rem; color:var(--color-primary); line-height:1.4;}
.fact i{color:#3498db; margin-top:3px;}
.founder{
  display:flex; align-items:center; gap:16px; margin-top:30px; padding:18px 20px;
  background:var(--color-bg); border:1px solid var(--color-line); border-left:4px solid var(--color-primary);
  border-radius:var(--radius-md);
}
.founder-avatar{
  width:52px; height:52px; border-radius:50%; flex:0 0 52px;
  background:var(--color-primary); color:#fff; font-family:var(--font-display); font-weight:700;
  display:flex; align-items:center; justify-content:center; letter-spacing:.5px;
}
.founder strong{display:block; font-family:var(--font-display); color:var(--color-primary);}
.founder span{font-size:.85rem; color:var(--color-muted);}

/* ---------------- Mission / vision cards ---------------- */
.mv-card, .cap-card{
  background:var(--color-surface); border:1px solid var(--color-line); border-radius:var(--radius-md);
  padding:34px 30px; height:100%; position:relative;
  transition:transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.mv-card:hover, .cap-card:hover{
  transform:translateY(-6px); border-color:transparent; box-shadow:0 18px 34px rgba(16,51,86,.14);
}
.mv-icon, .cap-icon{
  width:54px; height:54px; border-radius:14px; background:var(--color-primary); color:#fff;
  display:flex; align-items:center; justify-content:center; font-size:1.25rem; margin-bottom:20px;
  transition:background .3s ease, transform .3s ease;
}
.mv-card:hover .mv-icon, .cap-card:hover .cap-icon{background:#3498db; transform:rotate(-6deg) scale(1.05);}
.mv-card h3, .cap-card h3{font-size:1.18rem; font-weight:700; margin-bottom:12px; color:var(--color-primary);}
.mv-card p, .cap-card p{font-size:.94rem;}

.tick-list, .cap-card ul{list-style:none; padding:0; margin:0;}
.tick-list li, .cap-card ul li{
  position:relative; padding-left:24px; margin-bottom:9px; font-size:.92rem; color:var(--color-muted); line-height:1.5;
}
.tick-list li::before, .cap-card ul li::before{
  content:'\f00c'; font-family:'Font Awesome 6 Free'; font-weight:900;
  position:absolute; left:0; top:3px; font-size:.68rem; color:#3498db;
}

/* ---------------- Capability cards ---------------- */
.cap-card{background:var(--color-bg);}
.cap-card::before{
  content:''; position:absolute; left:0; top:0; height:3px; width:0; background:#3498db;
  border-radius:var(--radius-md) 0 0 0; transition:width .45s ease;
}
.cap-card:hover::before{width:100%; border-radius:var(--radius-md) var(--radius-md) 0 0;}
.cap-card ul{margin-top:18px; padding-top:18px; border-top:1px dashed var(--color-line);}
.cap-card ul li:last-child{margin-bottom:0;}

/* ---------------- Process ---------------- */
.process .step{text-align:center; position:relative;}
.process .step::before{
  content:''; position:absolute; top:32px; left:-50%; width:100%; height:2px; background:var(--color-line);
}
.process .step:first-child::before{display:none;}
.process .num{
  position:relative; z-index:1; width:64px; height:64px; margin:0 auto 18px; border-radius:50%;
  background:var(--color-primary); color:#fff; font-family:var(--font-display); font-weight:800; font-size:1.1rem;
  display:flex; align-items:center; justify-content:center; box-shadow:0 0 0 6px var(--color-bg);
  transition:background .3s ease, transform .3s ease;
}
.process .step:hover .num{background:#3498db; transform:scale(1.08);}
.process .step h4{font-size:1.02rem; font-weight:700; margin-bottom:8px; color:var(--color-primary);}
.process .step p{font-size:.87rem;}

/* ---------------- Video ---------------- */
.video-frame{max-width:920px; margin:0 auto; border-radius:var(--radius-md); overflow:hidden; background:#000; box-shadow:0 20px 44px rgba(16,51,86,.22); aspect-ratio:16/9;}
.video-frame video{width:100%; height:100%; display:block; object-fit:cover;}

/* ---------------- Credentials ---------------- */
.cert-card{
  position:relative; background:var(--color-surface); border:1px solid var(--color-line); border-radius:var(--radius-md);
  padding:14px; box-shadow:0 14px 30px rgba(16,51,86,.1); max-width:420px; margin:0 auto;
}
.cert-card img{width:100%; height:auto; border-radius:6px; border:1px solid var(--color-line);}
.cert-view{display:flex!important; width:100%; justify-content:center; margin-top:14px; padding:12px 16px;}
.cred-item{
  display:flex; gap:22px; align-items:flex-start; background:var(--color-surface);
  border:1px solid var(--color-line); border-radius:var(--radius-md); padding:28px; margin-bottom:20px;
}
.cred-badge{
  flex:0 0 60px; width:60px; height:60px; border-radius:16px; background:var(--color-primary); color:#fff;
  display:flex; align-items:center; justify-content:center; font-size:1.5rem;
}
.cred-logo{flex:0 0 120px; padding-top:4px;}
.cred-logo img{width:100%; height:auto;}
.cred-item h3{font-size:1.15rem; font-weight:700; margin-bottom:8px; color:var(--color-primary);}
.cred-item p{font-size:.92rem;}
.cred-meta{display:grid; grid-template-columns:repeat(2,1fr); gap:14px 24px; margin:18px 0 0; padding-top:16px; border-top:1px dashed var(--color-line);}
.cred-meta dt{font-size:.7rem; text-transform:uppercase; letter-spacing:.7px; color:var(--color-muted); font-weight:700;}
.cred-meta dd{margin:2px 0 0; font-weight:700; font-size:.92rem; color:var(--color-primary);}
.cred-note{margin-top:14px; font-size:.85rem!important;}
.cred-note a{color:#3498db; text-decoration:underline;}

/* ---------------- Client chips ---------------- */
.chip-list{display:flex; flex-wrap:wrap; justify-content:center; gap:10px; margin-top:34px; padding-top:30px; border-top:1px solid var(--color-line);}
.chip{padding:7px 16px; border:1px solid var(--color-line); border-radius:30px; font-size:.82rem; font-weight:600; color:var(--color-primary); background:var(--color-bg);}

/* ---------------- Scroll reveal (only when JS is on) ---------------- */
.js .reveal{opacity:0;}
.js .reveal.in{animation:aboutUp .65s cubic-bezier(.22,1,.36,1) forwards;}
@keyframes aboutUp{from{opacity:0; transform:translateY(24px);} to{opacity:1; transform:none;}}
@media (prefers-reduced-motion: reduce){
  .js .reveal{opacity:1;}
  .js .reveal.in{animation:none;}
}

/* ---------------- Responsive ---------------- */
@media (max-width:991px){
  .page-banner{padding:56px 0 52px;}
  .page-banner h1{font-size:2.1rem;}
  .process .step::before{display:none;}
  .about-story .badge-float{left:12px;}
}
@media (max-width:575px){
  .page-banner h1{font-size:1.75rem;}
  .fact-grid, .cred-meta{grid-template-columns:1fr;}
  .cred-item{flex-direction:column; padding:22px;}
  .cred-logo{flex-basis:auto; width:140px;}
  .mv-card, .cap-card{padding:28px 22px;}
}

/* ---------------- Small overrides ---------------- */
.page-banner .btn-brand{background:#3498db;}
.page-banner .btn-brand:hover{background:#2a86c8;}
.counter-strip .counter-item i{color:#7cc0ee;}

/* ---------------- Service detail pages ---------------- */
.svc-media{border-radius:var(--radius-md); overflow:hidden; margin-bottom:30px; box-shadow:0 18px 36px rgba(16,51,86,.14);}
.svc-media img{width:100%; height:auto;}
.svc-content h2{font-size:1.7rem; margin:34px 0 14px; color:var(--color-primary);}
.svc-content h2:first-of-type{margin-top:0;}
.svc-content p{margin-bottom:14px; font-size:1rem;}
.svc-content .tick-list{margin:6px 0 10px; display:grid; grid-template-columns:repeat(2,1fr); gap:0 26px;}
.svc-side{position:sticky; top:calc(var(--header-h) + var(--topbar-h) + 20px);}
.side-card{background:var(--color-primary); color:#fff; border-radius:var(--radius-md); padding:30px 26px; margin-bottom:22px;}
.side-card h3{color:#fff; font-size:1.25rem; margin-bottom:10px;}
.side-card p{color:#dbe9f4; font-size:.92rem; margin-bottom:18px;}
.side-card .btn-brand{background:#3498db; width:100%; justify-content:center; padding:13px;}
.side-card .btn-brand:hover{background:#2a86c8;}
.side-card .side-call{display:flex; align-items:center; gap:12px; margin-top:16px; color:#fff; font-weight:700;}
.side-card .side-call i{width:40px; height:40px; border-radius:50%; background:rgba(255,255,255,.12); display:flex; align-items:center; justify-content:center;}
.side-links{background:var(--color-surface); border:1px solid var(--color-line); border-radius:var(--radius-md); padding:22px 24px;}
.side-links h4{font-size:1.05rem; margin-bottom:12px; color:var(--color-primary);}
.side-links ul{list-style:none; margin:0; padding:0;}
.side-links li a{display:flex; justify-content:space-between; align-items:center; padding:11px 0; border-bottom:1px solid var(--color-line); font-size:.92rem; font-weight:600; color:var(--color-primary); transition:padding-left .2s ease, color .2s ease;}
.side-links li:last-child a{border-bottom:none;}
.side-links li a:hover{padding-left:6px; color:#3498db;}
.side-links li a.current{color:#3498db;}
.svc-faq .accordion-item{border:1px solid var(--color-line); border-radius:var(--radius-md)!important; margin-bottom:12px; overflow:hidden; background:var(--color-surface);}
.svc-faq .accordion-button{font-family:var(--font-display); font-weight:700; color:var(--color-primary); padding:18px 22px; background:var(--color-surface); box-shadow:none;}
.svc-faq .accordion-button:not(.collapsed){color:#3498db; background:var(--color-bg);}
.svc-faq .accordion-body{font-size:.95rem; color:var(--color-muted); padding:6px 22px 20px; background:var(--color-bg);}
@media (max-width:991px){ .svc-side{position:static; margin-top:36px;} }
@media (max-width:575px){ .svc-content .tick-list{grid-template-columns:1fr;} }



/* ==========================================================================
   Luft Conditioning - Book Service Slot page (quote-calculator.php)
   Page-only styles. Everything else (banner, cards, FAQ, CTA, footer) comes
   from style.css, so the page inherits the site theme automatically.
   All class names are prefixed .bsp- to avoid clashing with other pages.
   ========================================================================== */

:root{
  --bsp-wa:    #1a7f3f;   /* WhatsApp green, dark enough for white text (AA) */
  --bsp-wa-dk: #14672f;
  --bsp-error: #b3261e;
}

/* ---------------- Banner extras ---------------- */
.bsp-badges{
  display:flex; flex-wrap:wrap; gap:10px;
  list-style:none; margin:28px 0 0; padding:0;
}
.bsp-badges li{
  display:inline-flex; align-items:center; gap:8px;
  padding:7px 15px; border-radius:30px;
  border:1px solid rgba(255,255,255,.28); background:rgba(255,255,255,.08);
  color:#fff; font-size:.84rem; font-weight:500;
}
.bsp-badges i{color:#7cc0ee;}

/* ---------------- Section wrapper ---------------- */
.bsp-book{padding-top:64px;}
.bsp-book, .bsp-done h2{scroll-margin-top:calc(var(--header-h) + var(--topbar-h) + 16px);}

/* ---------------- WhatsApp button (shared) ---------------- */
.btn-whatsapp{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  background:var(--bsp-wa); color:#fff; border:none;
  padding:13px 22px; border-radius:var(--radius-sm);
  font-weight:600; font-size:14px; line-height:1.2;
  transition:background .2s ease, transform .2s ease;
}
.btn-whatsapp:hover, .btn-whatsapp:focus-visible{background:var(--bsp-wa-dk); color:#fff; transform:translateY(-2px);}

/* ---------------- Form card ---------------- */
.bsp-card{
  background:var(--color-surface);
  border:1px solid var(--color-line);
  border-radius:var(--radius-md);
  box-shadow:0 14px 34px rgba(16,51,86,.10);
  overflow:hidden;
}
.bsp-card-head{background:var(--color-primary); padding:26px 34px;}
.bsp-card-head h2{color:#fff; font-size:1.55rem; margin-bottom:6px;}
.bsp-card-head p{color:#dbe9f4; font-size:.93rem;}
.bsp-body{padding:30px 34px 34px;}

.bsp-group{margin:0 0 30px;}
.bsp-group + .bsp-group{padding-top:28px; border-top:1px dashed var(--color-line);}
.bsp-legend{
  margin:0 0 16px;
  font-family:var(--font-display); font-weight:700; font-size:1.12rem;
  color:var(--color-primary);
}
.bsp-legend + .bsp-sub{margin-top:-8px;}
.bsp-sub{margin-top:-10px;}
.bsp-sub{font-size:.9rem; margin-bottom:16px;}

.bsp-grid{display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:18px 18px;}
.bsp-full{grid-column:1 / -1;}
.bsp-field{min-width:0;}
.bsp-field label,
.bsp-otherdate label{
  display:block; margin-bottom:6px;
  font-family:var(--font-display); font-weight:600; font-size:.85rem;
  color:var(--color-primary);
}
.bsp-opt{font-weight:500; color:var(--color-muted);}

.bsp-field .form-control,
.bsp-field .form-select,
.bsp-otherdate .form-control{
  border:1.5px solid var(--color-line);
  border-radius:var(--radius-sm);
  padding:11px 13px;
  font-size:.94rem; font-family:var(--font-body);
  color:var(--color-primary);
  background-color:#fff;
}
.bsp-field textarea.form-control{resize:vertical; min-height:88px;}
.bsp-field .form-control::placeholder{color:#8a97a3;}
.bsp-field .form-control:focus,
.bsp-field .form-select:focus,
.bsp-otherdate .form-control:focus{
  border-color:var(--color-primary);
  box-shadow:0 0 0 3px rgba(52,152,219,.28);
  outline:none;
}
.bsp-field [aria-invalid="true"]{border-color:var(--bsp-error);}

.bsp-error{
  margin-top:6px; font-size:.83rem; font-weight:600;
  color:var(--bsp-error);
}
.bsp-error[hidden]{display:none;}
.bsp-hint{margin-top:10px; font-size:.84rem; min-height:1.2em;}
.bsp-noscript{font-size:.92rem;}
.bsp-noscript a{color:var(--color-primary); text-decoration:underline;}

/* ---------------- Day picker ---------------- */
.bsp-days{
  display:flex; gap:10px; overflow-x:auto;
  padding:4px 2px 12px; margin:0 -2px;
  scroll-snap-type:x proximity;
  -webkit-overflow-scrolling:touch;
}
.bsp-day{position:relative; flex:0 0 auto; scroll-snap-align:start;}
.bsp-day input{position:absolute; opacity:0; width:1px; height:1px; margin:0;}
.bsp-day label{
  display:flex; flex-direction:column; align-items:center; gap:2px;
  min-width:82px; padding:11px 10px 10px;
  border:1.5px solid var(--color-line); border-radius:var(--radius-md);
  background:var(--color-bg); cursor:pointer; text-align:center;
  transition:background .2s ease, border-color .2s ease, color .2s ease;
}
.bsp-day .dow{font-size:.76rem; font-weight:700; color:var(--color-muted);}
.bsp-day .dom{font-family:var(--font-display); font-weight:800; font-size:1.55rem; line-height:1.1; color:var(--color-primary);}
.bsp-day .mon{font-size:.76rem; color:var(--color-muted);}
.bsp-day label:hover{border-color:var(--color-primary);}
.bsp-day input:checked + label{background:var(--color-primary); border-color:var(--color-primary);}
.bsp-day input:checked + label .dow,
.bsp-day input:checked + label .dom,
.bsp-day input:checked + label .mon{color:#fff;}
.bsp-day input:focus-visible + label{outline:3px solid rgba(52,152,219,.6); outline-offset:2px;}

.bsp-otherdate{display:flex; align-items:center; gap:12px; flex-wrap:wrap; margin-top:2px;}
.bsp-otherdate label{margin:0;}
.bsp-otherdate .form-control{width:auto; min-width:170px;}

/* ---------------- Time windows ---------------- */
.bsp-slots{display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:10px; margin-top:20px;}
.bsp-slot{position:relative;}
.bsp-slot input{position:absolute; opacity:0; width:1px; height:1px; margin:0;}
.bsp-slot label{
  display:flex; flex-direction:column; align-items:flex-start; gap:2px;
  height:100%; padding:13px 14px;
  border:1.5px solid var(--color-line); border-radius:var(--radius-md);
  background:var(--color-bg); cursor:pointer;
  transition:background .2s ease, border-color .2s ease;
}
.bsp-slot label i{font-size:1.05rem; color:#3498db; margin-bottom:4px;}
.bsp-slot label strong{font-family:var(--font-display); font-size:.95rem; color:var(--color-primary);}
.bsp-slot label span{font-size:.82rem; color:var(--color-muted);}
.bsp-slot label:hover{border-color:var(--color-primary);}
.bsp-slot input:checked + label{background:var(--color-primary); border-color:var(--color-primary);}
.bsp-slot input:checked + label i{color:#7cc0ee;}
.bsp-slot input:checked + label strong,
.bsp-slot input:checked + label span{color:#fff;}
.bsp-slot input:focus-visible + label{outline:3px solid rgba(52,152,219,.6); outline-offset:2px;}
.bsp-slot input:disabled + label{opacity:.45; cursor:not-allowed; background:var(--color-bg); border-style:dashed;}
.bsp-slot input:disabled + label:hover{border-color:var(--color-line);}

/* ---------------- Submit ---------------- */
.bsp-submit{
  width:100%; justify-content:center;
  padding:15px 18px; font-size:15px;
  background:var(--bsp-wa);
}
.bsp-submit:hover, .bsp-submit:focus-visible{background:var(--bsp-wa-dk);}
.bsp-submit i{font-size:1.15rem;}
.bsp-fine{margin-top:14px; text-align:center; font-size:.88rem;}
.bsp-fine a{color:var(--color-primary); font-weight:700; text-decoration:underline;}

/* ---------------- Review / send panel ---------------- */
.bsp-done{padding:38px 34px 40px;}
.bsp-done[hidden]{display:none;}
.bsp-done-icon{
  width:56px; height:56px; border-radius:16px;
  background:var(--color-primary); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:1.3rem; margin-bottom:18px;
}
.bsp-done h2{font-size:1.6rem; color:var(--color-primary); margin-bottom:10px;}
.bsp-done h2:focus{outline:none;}
.bsp-done > p{max-width:56ch;}
.bsp-summary{
  display:grid; grid-template-columns:max-content 1fr; gap:0;
  margin:24px 0 26px; padding:6px 22px;
  background:var(--color-bg); border:1px solid var(--color-line);
  border-left:4px solid var(--color-primary); border-radius:var(--radius-md);
}
.bsp-summary dt, .bsp-summary dd{padding:11px 0; margin:0; border-bottom:1px solid var(--color-line);}
.bsp-summary dt:nth-last-of-type(1), .bsp-summary dd:last-of-type{border-bottom:none;}
.bsp-summary dt{font-size:.85rem; font-weight:600; color:var(--color-muted); padding-right:26px;}
.bsp-summary dd{font-weight:600; color:var(--color-primary); overflow-wrap:anywhere;}
.bsp-done-actions{display:flex; flex-wrap:wrap; align-items:center; gap:14px;}
.bsp-edit{
  background:none; border:1.5px solid var(--color-primary); color:var(--color-primary);
  padding:12px 20px; border-radius:var(--radius-sm); font-weight:600; font-size:14px;
  display:inline-flex; align-items:center; gap:8px;
  transition:background .2s ease, color .2s ease;
}
.bsp-edit:hover, .bsp-edit:focus-visible{background:var(--color-primary); color:#fff;}

/* ---------------- Sidebar ---------------- */
.side-card .bsp-side-wa{width:100%; margin-top:10px; padding:13px;}
.bsp-hours{
  display:flex; align-items:center; gap:10px;
  margin-top:18px; padding-top:16px;
  border-top:1px solid rgba(255,255,255,.18);
  font-size:.88rem; color:#dbe9f4;
}
.bsp-ready .tick-list li{font-size:.92rem;}
.bsp-ready .tick-list li:last-child{margin-bottom:0;}

/* ---------------- Service cards ---------------- */
.bsp-svc{display:flex; flex-direction:column;}
.bsp-svc p{flex:1 1 auto;}
.bsp-svc-actions{
  display:flex; flex-wrap:wrap; align-items:center; gap:10px 18px;
  margin-top:20px; padding-top:18px; border-top:1px dashed var(--color-line);
}
.bsp-svc .bsp-pick{padding:10px 18px; cursor:pointer;}
.bsp-more{
  font-size:.86rem; font-weight:600; color:var(--color-primary);
  text-decoration:underline; text-underline-offset:3px;
}
.bsp-more:hover{color:#3498db;}

/* ---------------- Steps (a real sequence, so numbered) ---------------- */
.bsp-steps{list-style:none; margin:0; padding:0; counter-reset:bsp;}
.bsp-steps li{position:relative; padding:0 0 30px 70px; counter-increment:bsp;}
.bsp-steps li:last-child{padding-bottom:0;}
.bsp-steps li::before{
  content:counter(bsp);
  position:absolute; left:0; top:0;
  width:46px; height:46px; border-radius:50%;
  background:var(--color-primary); color:#fff;
  font-family:var(--font-display); font-weight:800; font-size:1.05rem;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 0 0 6px var(--color-bg);
}
.bsp-steps li:not(:last-child)::after{
  content:''; position:absolute; left:22px; top:52px; bottom:6px;
  width:2px; background:var(--color-line);
}
.bsp-steps h3{font-size:1.1rem; font-weight:700; color:var(--color-primary); margin:2px 0 6px;}
.bsp-steps p{font-size:.95rem; max-width:52ch;}

/* ---------------- Section intro spacing (style.css leaves h2 and p touching) ---------------- */
.section-head h2 + p{margin-top:12px;}

/* ---------------- Areas ---------------- */
.bsp-areas{padding:64px 0;}
.bsp-areas .chip-list{margin-top:28px; padding-top:0; border-top:none;}

/* ---------------- Responsive ---------------- */
@media (max-width:991px){
  .bsp-book{padding-top:48px;}
  .bsp-card-head{padding:22px 24px;}
  .bsp-body{padding:26px 24px 28px;}
  .bsp-done{padding:30px 24px 32px;}
}
@media (max-width:575px){
  .bsp-grid{grid-template-columns:1fr;}
  .bsp-slots{grid-template-columns:1fr;}
  .bsp-slot label{flex-direction:row; align-items:center; gap:10px;}
  .bsp-slot label i{margin:0; width:20px; text-align:center;}
  .bsp-slot label span{margin-left:auto;}
  .bsp-otherdate .form-control{width:100%;}
  .bsp-summary{grid-template-columns:1fr; padding:6px 18px;}
  .bsp-summary dt{padding-bottom:0; border-bottom:none;}
  .bsp-summary dd{padding-top:2px;}
  .bsp-done-actions .btn-whatsapp, .bsp-done-actions .bsp-edit{width:100%; justify-content:center;}
  .bsp-steps li{padding-left:62px;}
}

/* media.css shrinks every .btn-brand to 9px below 560px; keep this page's buttons readable and tappable */
@media (max-width:560px){
  .page-banner .btn-brand,
  .side-card .btn-brand,
  .bsp-svc .bsp-pick{font-size:14px; padding:12px 18px;}
  .page-banner .btn-outline-brand{padding:12px 18px;}
}

@media (prefers-reduced-motion: reduce){
  .bsp-day label, .bsp-slot label, .btn-whatsapp, .bsp-edit{transition:none;}
  .btn-whatsapp:hover{transform:none;}
}



/* ==========================================================================
   Luft Conditioning - Contact page (contact.php)
   Page-only styles. Banner, cards, FAQ, CTA and footer come from style.css.
   Class names are prefixed .ctc- so nothing clashes with other pages.
   ========================================================================== */

:root{
  --ctc-wa:    #1a7f3f;   /* WhatsApp green, dark enough for white text (AA) */
  --ctc-wa-dk: #14672f;
  --ctc-error: #b3261e;
}

/* ---------------- Quick contact cards ---------------- */
.ctc-quick{padding:64px 0 0;}
.ctc-info{display:flex; flex-direction:column; background:var(--color-surface); padding:32px 24px;}
.ctc-info h2{font-size:1.1rem; font-weight:700; margin-bottom:10px; color:var(--color-primary);}
.ctc-val{
  display:block; font-family:var(--font-display); font-weight:700; font-size:1.02rem;
  color:var(--color-primary); overflow-wrap:anywhere; margin-bottom:8px;
  text-decoration:underline; text-decoration-color:transparent; text-underline-offset:4px;
  transition:text-decoration-color .2s ease, color .2s ease;
}
.ctc-val:hover, .ctc-val:focus-visible{color:#2a86c8; text-decoration-color:currentColor;}
.ctc-info p{font-size:.88rem;}

/* ---------------- Main section ---------------- */
.ctc-main{padding-top:56px;}
.ctc-main, .ctc-done{scroll-margin-top:calc(var(--header-h) + var(--topbar-h) + 16px);}

/* ---------------- Form card ---------------- */
.ctc-card{
  background:var(--color-surface);
  border:1px solid var(--color-line);
  border-radius:var(--radius-md);
  box-shadow:0 14px 34px rgba(16,51,86,.10);
  overflow:hidden;
}
.ctc-card-head{background:var(--color-primary); padding:26px 34px;}
.ctc-card-head h2{color:#fff; font-size:1.55rem; margin-bottom:6px;}
.ctc-card-head p{color:#dbe9f4; font-size:.93rem;}
.ctc-body{padding:30px 34px 34px;}

.ctc-group{margin:0 0 30px;}
.ctc-group + .ctc-group{padding-top:28px; border-top:1px dashed var(--color-line);}
.ctc-legend{
  margin:0 0 16px;
  font-family:var(--font-display); font-weight:700; font-size:1.12rem;
  color:var(--color-primary);
}

.ctc-grid{display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:18px;}
.ctc-full{grid-column:1 / -1;}
.ctc-field{min-width:0;}
.ctc-field label{
  display:block; margin-bottom:6px;
  font-family:var(--font-display); font-weight:600; font-size:.85rem;
  color:var(--color-primary);
}
.ctc-opt{font-weight:500; color:var(--color-muted);}

.ctc-field .form-control{
  border:1.5px solid var(--color-line);
  border-radius:var(--radius-sm);
  padding:11px 13px;
  font-size:.94rem; font-family:var(--font-body);
  color:var(--color-primary);
  background-color:#fff;
}
.ctc-field textarea.form-control{resize:vertical; min-height:120px;}
.ctc-field .form-control::placeholder{color:#8a97a3;}
.ctc-field .form-control:focus{
  border-color:var(--color-primary);
  box-shadow:0 0 0 3px rgba(52,152,219,.28);
  outline:none;
}
.ctc-field [aria-invalid="true"]{border-color:var(--ctc-error);}

.ctc-error{margin-top:6px; font-size:.83rem; font-weight:600; color:var(--ctc-error);}
.ctc-error[hidden]{display:none;}

/* Honeypot: off-screen, not display:none, so simple bots still fill it */
.ctc-hp{position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden;}

/* ---------------- Topic pills ---------------- */
.ctc-topics{display:flex; flex-wrap:wrap; gap:10px;}
.ctc-topic{position:relative;}
.ctc-topic input{position:absolute; opacity:0; width:1px; height:1px; margin:0;}
.ctc-topic label{
  display:inline-flex; align-items:center;
  padding:9px 16px; border:1.5px solid var(--color-line); border-radius:30px;
  background:var(--color-bg); color:var(--color-primary);
  font-size:.88rem; font-weight:600; cursor:pointer;
  transition:background .2s ease, border-color .2s ease, color .2s ease;
}
.ctc-topic label:hover{border-color:var(--color-primary);}
.ctc-topic input:checked + label{background:var(--color-primary); border-color:var(--color-primary); color:#fff;}
.ctc-topic input:focus-visible + label{outline:3px solid rgba(52,152,219,.6); outline-offset:2px;}

/* ---------------- Alerts ---------------- */
.ctc-alert{
  display:flex; gap:12px; align-items:flex-start;
  margin-bottom:26px; padding:14px 16px;
  background:#fdecea; border:1px solid #f3b8b3; border-left:4px solid var(--ctc-error);
  border-radius:var(--radius-sm); color:#7a1a14; font-size:.92rem;
}
.ctc-alert i{margin-top:3px; color:var(--ctc-error);}
.ctc-alert:focus{outline:2px solid var(--ctc-error); outline-offset:3px;}

/* ---------------- Actions ---------------- */
.ctc-actions{display:flex; flex-wrap:wrap; gap:12px;}
.ctc-submit{padding:14px 26px; font-size:15px; cursor:pointer;}
.ctc-submit[disabled]{opacity:.7; cursor:progress; transform:none;}
.btn-whatsapp{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  background:var(--ctc-wa); color:#fff; border:none;
  padding:14px 22px; border-radius:var(--radius-sm);
  font-weight:600; font-size:15px; line-height:1.2; cursor:pointer;
  transition:background .2s ease, transform .2s ease;
}
.btn-whatsapp:hover, .btn-whatsapp:focus-visible{background:var(--ctc-wa-dk); color:#fff; transform:translateY(-2px);}
.ctc-wa-hint{margin-top:10px; font-size:.86rem; font-weight:600; color:var(--ctc-error); min-height:1.2em;}
.ctc-wa-hint:empty{margin-top:0; min-height:0;}
.ctc-fine{margin-top:12px; font-size:.84rem;}
.ctc-fine a, .ctc-inline{color:var(--color-primary); font-weight:700; text-decoration:underline; text-underline-offset:3px;}
.ctc-fine a:hover, .ctc-inline:hover{color:#2a86c8;}

/* ---------------- Success ---------------- */
.ctc-done{padding:42px 34px 44px;}
.ctc-done:focus{outline:none;}
.ctc-done-icon{
  width:56px; height:56px; border-radius:16px;
  background:var(--ctc-wa); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size:1.3rem; margin-bottom:18px;
}
.ctc-done h3{font-size:1.5rem; color:var(--color-primary); margin-bottom:10px;}
.ctc-done p{max-width:56ch;}
.ctc-done p a{color:var(--color-primary); font-weight:700; text-decoration:underline;}
.ctc-done-actions{display:flex; flex-wrap:wrap; align-items:center; gap:14px 22px; margin-top:26px;}
.ctc-link{
  font-size:.92rem; font-weight:600; color:var(--color-primary);
  text-decoration:underline; text-underline-offset:3px;
}
.ctc-link:hover{color:#2a86c8;}

/* ---------------- Office and map ---------------- */
.ctc-address{
  display:flex; gap:14px; align-items:flex-start;
  margin:0 0 22px; font-style:normal; font-size:1.02rem; line-height:1.6;
  color:var(--color-primary); font-weight:600;
}
.ctc-address i{margin-top:5px; color:#3498db;}
.ctc-hours{
  display:grid; grid-template-columns:max-content 1fr; gap:0;
  margin:0 0 26px; padding:4px 20px;
  background:var(--color-bg); border:1px solid var(--color-line);
  border-left:4px solid var(--color-primary); border-radius:var(--radius-md);
}
.ctc-hours dt, .ctc-hours dd{margin:0; padding:11px 0; border-bottom:1px solid var(--color-line);}
.ctc-hours dt:last-of-type, .ctc-hours dd:last-of-type{border-bottom:none;}
.ctc-hours dt{font-size:.88rem; font-weight:600; color:var(--color-muted); padding-right:28px;}
.ctc-hours dd{font-weight:700; color:var(--color-primary); font-size:.94rem;}
.ctc-map-actions{display:flex; flex-wrap:wrap; align-items:center; gap:14px 22px;}
.ctc-map-actions .btn-brand{padding:12px 18px;}
.ctc-map{
  height:100%; min-height:340px; border-radius:var(--radius-md); overflow:hidden;
  border:1px solid var(--color-line); box-shadow:0 14px 34px rgba(16,51,86,.10);
  background:var(--color-bg);
}
.ctc-map iframe{display:block; width:100%; height:100%; min-height:340px; border:0;}

/* ---------------- Sidebar ---------------- */
.side-card .btn-brand i{margin-right:2px;}

.section-head h2 + p{margin-top:12px;}

/* ---------------- Responsive ---------------- */
@media (max-width:991px){
  .ctc-quick{padding-top:48px;}
  .ctc-main{padding-top:40px;}
  .ctc-card-head{padding:22px 24px;}
  .ctc-body{padding:26px 24px 28px;}
  .ctc-done{padding:32px 24px 34px;}
  .ctc-map, .ctc-map iframe{min-height:300px;}
}
@media (max-width:575px){
  /* contact cards: icon on the left so four cards do not fill the whole screen */
  .ctc-info{display:grid; grid-template-columns:54px 1fr; column-gap:16px; align-content:start; padding:22px 20px;}
  .ctc-info .cap-icon{grid-row:1 / span 3; margin:0;}
  .ctc-info h2{margin-bottom:4px;}
  .ctc-grid{grid-template-columns:1fr;}
  .ctc-actions .btn-brand, .ctc-actions .btn-whatsapp{width:100%; justify-content:center;}
  .ctc-done-actions .btn-brand{width:100%; justify-content:center;}
  .ctc-hours{padding:4px 16px;}
}

/* media.css shrinks every .btn-brand to 9px below 560px; keep this page's buttons readable and tappable */
@media (max-width:560px){
  .page-banner .btn-brand,
  .side-card .btn-brand,
  .ctc-submit,
  .ctc-done-actions .btn-brand,
  .ctc-map-actions .btn-brand{font-size:14px; padding:12px 18px;}
  .page-banner .btn-outline-brand{padding:12px 18px;}
}

@media (prefers-reduced-motion: reduce){
  .ctc-topic label, .ctc-val, .btn-whatsapp{transition:none;}
  .btn-whatsapp:hover{transform:none;}
}



/* ==========================================================================
   Luft Conditioning - Gallery page + lightbox
   Uses the same tokens as style.css (--color-primary, --font-display, ...)
   ========================================================================== */

/* ---------------- Gallery section ---------------- */
.gallery-section{padding:64px 0 88px;}
.gallery-head{margin-bottom:30px;}
.gallery-head h2{font-size:2rem;}
.gallery-head p{margin-top:8px;}

/* ---------------- Thumbnail grid ---------------- */
.g-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(260px, 1fr));
  gap:18px;
}
.g-item{
  position:relative; display:block; width:100%; padding:0; margin:0;
  aspect-ratio:4 / 3; overflow:hidden; cursor:pointer;
  border:1px solid var(--color-line); border-radius:var(--radius-md);
  background:#dfe6ea; text-align:left; font:inherit; color:#fff;
  -webkit-tap-highlight-color:transparent;
}
.g-thumb{position:absolute; inset:0; display:block;}
.g-thumb img,
.g-thumb video{
  width:100%; height:100%; object-fit:cover; display:block;
  transition:transform .5s cubic-bezier(.22,1,.36,1);
}
.g-item:hover .g-thumb img,
.g-item:hover .g-thumb video,
.g-item:focus-visible .g-thumb img,
.g-item:focus-visible .g-thumb video{transform:scale(1.06);}
.g-item:focus-visible{outline:3px solid #3498db; outline-offset:3px;}

/* caption strip */
.g-cap{
  position:absolute; left:0; right:0; bottom:0;
  padding:34px 14px 12px;
  background:linear-gradient(to top, rgba(10,32,56,.86), rgba(10,32,56,0));
  font-family:var(--font-display); font-weight:600; font-size:.92rem; line-height:1.3;
}

/* play badge on video items */
.g-play{
  position:absolute; top:50%; left:50%; width:58px; height:58px;
  transform:translate(-50%,-58%);
  display:flex; align-items:center; justify-content:center;
  border-radius:50%; background:rgba(16,51,86,.82);
  border:2px solid rgba(255,255,255,.9);
  font-size:1.05rem; padding-left:3px;
  transition:background .2s ease, transform .2s ease;
}
.g-item:hover .g-play,
.g-item:focus-visible .g-play{background:#3498db; transform:translate(-50%,-58%) scale(1.08);}

/* ==========================================================================
   Lightbox
   ========================================================================== */
html.lb-open{overflow:hidden;}

.lb{
  --lb-bar:56px;        /* top bar height          */
  --lb-cap:46px;        /* caption row height      */
  --lb-strip:92px;      /* thumbnail strip height  */
  --lb-pad-y:8px;       /* stage vertical padding  */
  --lb-chrome:calc(var(--lb-bar) + var(--lb-cap) + var(--lb-strip) + var(--lb-pad-y) * 2);
  --lb-vh:100vh;

  position:fixed; inset:0; z-index:2000;
  display:flex; flex-direction:column;
  background:rgba(6,18,32,.95);
  color:#fff;
  opacity:0; visibility:hidden;
  transition:opacity .25s ease, visibility 0s linear .25s;
}
.lb.is-open{opacity:1; visibility:visible; transition:opacity .25s ease;}
@supports (height:100dvh){ .lb{--lb-vh:100dvh;} }

/* ---- top bar ---- */
.lb-top{
  flex:0 0 var(--lb-bar); height:var(--lb-bar);
  display:flex; align-items:center; justify-content:space-between;
  padding:0 14px 0 20px;
}
.lb-count{font-family:var(--font-display); font-weight:600; font-size:.95rem; color:#dbe9f4; letter-spacing:.02em;}

/* ---- buttons (close / arrows) ---- */
.lb-btn{
  display:inline-flex; align-items:center; justify-content:center;
  width:44px; height:44px; padding:0; border:0; border-radius:50%;
  background:rgba(255,255,255,.12); color:#fff; font-size:1.1rem; cursor:pointer;
  transition:background .2s ease, transform .2s ease;
  -webkit-tap-highlight-color:transparent;
}
.lb-btn:hover{background:#3498db;}
.lb-btn:focus-visible{outline:3px solid #7cc0ee; outline-offset:2px;}
.lb-close{width:44px; height:44px;}

/* ---- stage ---- */
.lb-stage{
  position:relative; flex:1 1 auto; min-height:0;
  display:flex; align-items:center; justify-content:center;
  padding:var(--lb-pad-y) 76px;
  touch-action:pan-y;
}
.lb-arrow{position:absolute; top:50%; margin-top:-24px; width:48px; height:48px; z-index:3;}
.lb-prev{left:14px;}
.lb-next{right:14px;}

.lb-media{
  position:relative; display:flex; align-items:center; justify-content:center;
  max-width:100%; max-height:100%;
}
.lb-media.is-swapping{animation:lbFade .28s ease;}
@keyframes lbFade{from{opacity:0;} to{opacity:1;}}

.lb-media img{
  display:block; max-width:100%;
  max-height:calc(var(--lb-vh) - var(--lb-chrome));
  width:auto; height:auto; object-fit:contain;
  border-radius:4px; box-shadow:0 18px 50px rgba(0,0,0,.5);
  user-select:none; -webkit-user-drag:none;
}

/* video + YouTube share a 16:9 frame that always fits the stage */
.lb-frame{
  --h:calc(var(--lb-vh) - var(--lb-chrome));
  width:min(100vw - 152px, calc(var(--h) * 16 / 9));
  aspect-ratio:16 / 9;
  background:#000; border-radius:4px; overflow:hidden;
  box-shadow:0 18px 50px rgba(0,0,0,.5);
}
.lb-frame video,
.lb-frame iframe{display:block; width:100%; height:100%; border:0; background:#000; object-fit:contain;}

/* loading spinner + error text */
.lb-loader{
  position:absolute; top:50%; left:50%; width:42px; height:42px; margin:-21px 0 0 -21px;
  border:3px solid rgba(255,255,255,.25); border-top-color:#fff; border-radius:50%;
  animation:lbSpin .8s linear infinite; pointer-events:none;
}
@keyframes lbSpin{to{transform:rotate(360deg);}}
.lb-error{padding:40px 24px; text-align:center; color:#dbe9f4;}

/* ---- caption ---- */
.lb-cap{
  flex:0 0 var(--lb-cap); height:var(--lb-cap);
  display:flex; align-items:center; justify-content:center;
  padding:0 20px; text-align:center;
  font-family:var(--font-display); font-weight:600; font-size:1rem; color:#fff;
}
.lb-cap span{
  display:block; max-width:820px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}

/* ---- thumbnail strip ---- */
.lb-strip{
  flex:0 0 var(--lb-strip); height:var(--lb-strip);
  display:flex; align-items:center;
  border-top:1px solid rgba(255,255,255,.1);
  background:rgba(0,0,0,.28);
}
.lb-thumbs{
  position:relative; display:flex; gap:10px; margin:0 auto; max-width:100%;
  padding:0 14px; overflow-x:auto; overflow-y:hidden;
  scrollbar-width:thin; scrollbar-color:rgba(255,255,255,.35) transparent;
  overscroll-behavior:contain;
}
.lb-thumbs::-webkit-scrollbar{height:6px;}
.lb-thumbs::-webkit-scrollbar-thumb{background:rgba(255,255,255,.3); border-radius:3px;}
.lb-thumb{
  position:relative; flex:0 0 auto; width:96px; height:64px; padding:0;
  border:2px solid transparent; border-radius:6px; overflow:hidden;
  background:#1b2f45; cursor:pointer; opacity:.55;
  transition:opacity .2s ease, border-color .2s ease;
  -webkit-tap-highlight-color:transparent;
}
.lb-thumb:hover{opacity:.9;}
.lb-thumb:focus-visible{outline:3px solid #7cc0ee; outline-offset:1px;}
.lb-thumb.is-active{opacity:1; border-color:#3498db;}
.lb-thumb img,
.lb-thumb video{width:100%; height:100%; object-fit:cover; display:block; pointer-events:none;}
.lb-thumb .lb-tplay{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  background:rgba(6,18,32,.35); font-size:.85rem; pointer-events:none;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:991px){
  .gallery-section{padding:48px 0 64px;}
  .g-grid{grid-template-columns:repeat(auto-fill, minmax(220px, 1fr)); gap:14px;}
}

@media (max-width:767px){
  .lb{--lb-bar:50px; --lb-cap:40px; --lb-strip:76px; --lb-pad-y:4px;}
  .lb-top{padding:0 8px 0 16px;}
  .lb-stage{padding:var(--lb-pad-y) 8px;}
  .lb-arrow{width:40px; height:40px; margin-top:-20px; background:rgba(6,18,32,.6);}
  .lb-prev{left:6px;}
  .lb-next{right:6px;}
  .lb-frame{width:min(100vw - 16px, calc(var(--h) * 16 / 9));}
  .lb-cap{font-size:.9rem;}
  .lb-thumb{width:76px; height:52px;}
}

@media (max-width:575px){
  .gallery-head h2{font-size:1.6rem;}
  .g-grid{grid-template-columns:repeat(2, 1fr); gap:10px;}
  .g-cap{padding:26px 10px 9px; font-size:.78rem;}
  .g-play{width:44px; height:44px; font-size:.85rem;}
}

/* landscape phones: very little height, so hide caption + shrink strip */
@media (max-height:480px) and (orientation:landscape){
  .lb{--lb-bar:44px; --lb-cap:0px; --lb-strip:60px;}
  .lb-cap{display:none;}
  .lb-thumb{width:64px; height:42px;}
}

@media (prefers-reduced-motion:reduce){
  .lb, .lb.is-open{transition:none;}
  .lb-media.is-swapping{animation:none;}
  .g-thumb img, .g-thumb video{transition:none;}
  .g-item:hover .g-thumb img, .g-item:hover .g-thumb video{transform:none;}
}