@font-face{font-family:IRANSans;src:url('../fonts/iransans/IRANSansWeb(FaNum).woff2') format('woff2');font-weight:400;font-display:swap}@font-face{font-family:IRANSans;src:url('../fonts/iransans/IRANSansWeb(FaNum)_Medium.woff2') format('woff2');font-weight:500;font-display:swap}@font-face{font-family:IRANSans;src:url('../fonts/iransans/IRANSansWeb(FaNum)_Bold.woff2') format('woff2');font-weight:700;font-display:swap}
:root{--bg:#070b0d;--panel:#0e1518;--panel2:#131c20;--paper:#eef1ed;--white:#fff;--text:#ecf0ed;--muted:#98a5a2;--accent:#ff9f1c;--accent2:#ffc15a;--ice:#88e7e1;--green:#25d366;--line:rgba(255,255,255,.1);--darkline:rgba(8,13,15,.12);--radius:28px;--shadow:0 30px 80px rgba(0,0,0,.28);--ease:cubic-bezier(.2,.8,.2,1)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:IRANSans,Tahoma,sans-serif;font-size:16px;line-height:1.9;overflow-x:hidden}body.menu-open{overflow:hidden}a{text-decoration:none;color:inherit}button{font:inherit}img{max-width:100%;display:block}.container{width:min(1220px,calc(100% - 40px));margin-inline:auto}.skip-link{position:fixed;top:-70px;right:20px;z-index:9999;background:var(--accent);color:#171006;padding:10px 18px;border-radius:0 0 12px 12px}.skip-link:focus{top:0}
.topbar{height:38px;background:var(--accent);color:#171006;font-size:12px;font-weight:500}.topbar-inner{height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar p{margin:0}.topbar-inner>div{display:flex;align-items:center;gap:24px}.topbar i{margin-left:7px}.topbar a{font-weight:700}.nav-wrap{position:absolute;z-index:100;top:38px;left:0;right:0;padding:16px 0;transition:.35s var(--ease)}.nav-wrap.scrolled{position:fixed;top:0;padding:8px 0;background:rgba(7,11,13,.72);backdrop-filter:blur(20px)}.nav-inner{height:76px;padding:0 12px 0 10px;border:1px solid rgba(255,255,255,.13);border-radius:22px;background:rgba(12,18,21,.72);backdrop-filter:blur(18px);display:flex;align-items:center;justify-content:space-between;gap:20px;box-shadow:0 18px 44px rgba(0,0,0,.18)}.nav-wrap.scrolled .nav-inner{height:68px}.brand img{width:178px;height:68px;object-fit:contain}.menu-panel{display:flex;align-items:center;gap:18px}.main-menu{display:flex;align-items:center;list-style:none;gap:2px;margin:0;padding:0}.main-menu>li{position:relative;display:flex;align-items:center;height:48px}.main-menu>li>a,.submenu-toggle{position:relative;height:48px;display:inline-flex;align-items:center;justify-content:center;border:0;background:none;color:#e8eeeb;padding:0 12px;cursor:pointer;font-weight:500;white-space:nowrap}.main-menu>li>a:before,.submenu-toggle:before{content:'';position:absolute;bottom:1px;right:50%;transform:translateX(50%);width:0;height:3px;border-radius:3px;background:var(--accent);transition:.3s}.main-menu>li:hover>a:before,.main-menu>li:hover>.submenu-toggle:before,.main-menu a.active:before{width:22px}.submenu-toggle i{font-size:9px;margin-right:6px;transition:.3s}.has-mega:hover .submenu-toggle i,.has-sub:hover .submenu-toggle i{transform:rotate(180deg)}.nav-cta{display:flex;align-items:center;gap:10px;background:var(--accent);color:#171006;border-radius:16px;padding:6px 8px 6px 13px;transition:.3s}.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(255,159,28,.2)}.nav-cta .ring{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#161d20;color:var(--accent)}.nav-cta span:last-child{display:grid;line-height:1.35}.nav-cta small{font-size:10px;color:#65400d}.sub-menu{position:absolute;top:100%;right:0;width:225px;padding:10px;list-style:none;margin:12px 0 0;background:#f7f8f5;color:#121718;border-radius:18px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(10px);transition:.3s}.has-sub:hover .sub-menu{opacity:1;visibility:visible;transform:none}.sub-menu a{display:block;padding:10px 12px;border-radius:10px}.sub-menu a:hover{background:#ecefea;color:#b86600}.mega-menu{position:fixed;top:128px;left:50%;width:min(930px,calc(100% - 50px));transform:translate(-50%,15px);display:grid;grid-template-columns:.8fr 1.4fr;padding:14px;background:#eef1ed;color:#121718;border-radius:24px;box-shadow:0 35px 90px rgba(0,0,0,.42);opacity:0;visibility:hidden;transition:.35s var(--ease)}.nav-wrap.scrolled .mega-menu{top:87px}.has-mega:hover .mega-menu{opacity:1;visibility:visible;transform:translate(-50%,0)}.mega-intro{padding:25px;border-radius:17px;background:#11191c;color:#fff}.mega-intro>span{color:var(--accent);font-size:12px}.mega-intro strong{display:block;font-size:20px;margin:5px 0}.mega-intro p{font-size:13px;color:#a9b3b0}.mega-intro a{color:var(--accent2)}.mega-list{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:6px}.mega-list a{display:flex;align-items:center;gap:12px;padding:14px;border-radius:14px;transition:.25s}.mega-list a:hover{background:#fff;transform:translateX(-4px)}.mega-list i{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#11191c;color:var(--accent)}.mega-list span{display:grid}.mega-list small{color:#6f7975}.menu-toggle{display:none;width:47px;height:47px;border:1px solid var(--line);border-radius:14px;background:#141d20;padding:11px}.menu-toggle span{display:block;height:2px;margin:5px 0;background:#fff;transition:.3s}
.hero{position:relative;min-height:860px;height:100svh;max-height:980px;overflow:hidden;background:var(--bg);isolation:isolate}.hero:before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 77% 43%,rgba(255,159,28,.13),transparent 29%),linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:auto,52px 52px,52px 52px;z-index:-3}.hero:after{content:'میل‌لنگ سنگین';position:absolute;left:-20px;bottom:34px;color:rgba(255,255,255,.035);font:700 clamp(70px,13vw,190px)/.8 Arial,sans-serif;letter-spacing:-8px;z-index:-2}.hero-media{position:absolute;left:0;top:150px;bottom:76px;width:56%;overflow:hidden;border-radius:0 0 88px 0;clip-path:polygon(0 0,100% 0,91% 100%,0 100%);background:#101719}.hero-media:before{content:'بیرجند / سری سنگین';position:absolute;z-index:3;top:22px;left:24px;padding:7px 13px;border:1px solid rgba(255,255,255,.2);border-radius:99px;background:rgba(5,8,9,.48);backdrop-filter:blur(8px);color:#dce4e0;font:600 10px/1.4 Arial;letter-spacing:1.4px}.hero-media:after{content:'';position:absolute;inset:12px 55px 12px 12px;border:1px solid rgba(255,255,255,.17);border-radius:0 0 60px 0;pointer-events:none}.hero-media img{width:100%;height:100%;object-fit:cover;object-position:47% center;filter:saturate(.85) contrast(1.06);animation:heroDrift 16s ease-in-out infinite alternate}.hero-overlay{position:absolute;left:0;top:150px;bottom:76px;width:56%;background:linear-gradient(90deg,transparent 60%,rgba(7,11,13,.75));clip-path:polygon(0 0,100% 0,91% 100%,0 100%);pointer-events:none}.hero-motion{position:absolute;inset:0;pointer-events:none}.hero-motion:before,.hero-motion:after{content:'';position:absolute;border:1px solid rgba(136,231,225,.24);border-radius:50%;width:340px;height:340px;right:5%;top:22%;animation:orbit 18s linear infinite}.hero-motion:after{width:470px;height:470px;right:0;top:15%;border-color:rgba(255,159,28,.12);animation-direction:reverse}.hero-motion i{position:absolute;width:5px;height:5px;border-radius:50%;background:var(--ice);box-shadow:0 0 18px var(--ice);animation:particle 7s infinite}.hero-motion i:nth-child(1){right:9%;top:26%}.hero-motion i:nth-child(2){right:36%;top:72%;animation-delay:-2s}.hero-motion i:nth-child(3){right:18%;top:64%;animation-delay:-5s}.hero-layout{position:relative;z-index:5;height:100%;padding-top:145px}.hero-copy{position:absolute;right:0;top:50%;transform:translateY(-43%);width:47%;max-width:620px}.hero-kicker{display:inline-flex;align-items:center;gap:9px;padding:7px 12px;border:1px solid rgba(136,231,225,.26);border-radius:99px;background:rgba(136,231,225,.06);color:var(--ice);font-size:12px}.hero-kicker span{width:7px;height:7px;border-radius:50%;background:var(--ice);box-shadow:0 0 12px var(--ice)}.hero h1{font-size:clamp(42px,5vw,66px);line-height:1.1;margin:18px 0 5px;letter-spacing:-4px;color:#fff}.hero h1:after{content:'®';font:400 15px Arial;color:var(--accent);vertical-align:top;margin-right:7px}.hero h2{font-size:clamp(19px,1.8vw,26px);font-weight:500;margin:0 0 17px;color:#d7dedb}.hero-copy>p{max-width:590px;color:#aeb8b4;font-size:17px;line-height:2.05}.hero-actions{display:flex;gap:10px;margin:26px 0}.btn{min-height:52px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 21px;border-radius:14px;border:1px solid transparent;font-weight:700;transition:.3s var(--ease)}.btn:hover{transform:translateY(-4px)}.btn.primary{background:var(--accent);color:#1c1307;box-shadow:0 12px 30px rgba(255,159,28,.2)}.btn.glass{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.15);color:#fff;backdrop-filter:blur(8px)}.btn.dark{background:#101719;color:#fff}.btn.outline{background:#fff;border-color:#d3d8d4;color:#111}.hero-chips{display:flex;gap:8px;flex-wrap:wrap}.hero-chips span{font-size:12px;padding:7px 11px;border-radius:8px;background:#11191c;border:1px solid var(--line);color:#bdc6c2}.hero-chips i{color:var(--accent);margin-left:5px}.hero-panel{position:absolute;z-index:6;left:28px;bottom:58px;width:260px;padding:22px;border:1px solid rgba(255,255,255,.13);border-radius:20px;background:rgba(14,21,24,.88);backdrop-filter:blur(14px);box-shadow:var(--shadow);transform:rotate(-2deg)}.panel-icon{position:absolute;left:16px;top:16px;width:40px;height:40px;display:grid;place-items:center;border-radius:12px;background:var(--accent);color:#1a1207}.hero-panel>span{font-size:11px;color:var(--ice)}.hero-panel strong{display:block;font-size:21px}.hero-panel em{font-style:normal;font-size:37px;color:#fff}.hero-panel p{margin:4px 0;color:#a8b2ae;font-size:12px}.hero-panel hr{border:0;border-top:1px solid var(--line);margin:14px 0}.hero-panel a{font-size:12px;color:var(--accent2)}.scroll-cue{display:none}
.legacy{position:relative;z-index:8;margin-top:-30px}.legacy-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:10px;background:#e9ede8;color:#111718;border-radius:22px;box-shadow:0 24px 55px rgba(0,0,0,.3)}.legacy-grid>div{display:flex;align-items:center;gap:12px;padding:17px 20px;border-left:1px solid #cfd5d1}.legacy-grid>div:last-child{border:0}.legacy i{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#101719;color:var(--accent)}.legacy span{display:grid;line-height:1.45}.legacy small{font-size:11px;color:#6d7672}.section{padding:105px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:40px}.section-head>div{max-width:650px}.section-head>p{max-width:500px;margin:0;color:#96a29e}.section-head.centered{display:block;text-align:center}.section-head.centered>div,.section-head.centered>p{margin-inline:auto}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--accent2);font-size:12px;font-weight:700;letter-spacing:.2px}.eyebrow:before{content:'';width:34px;height:2px;background:var(--accent)}.section h2,.contact-section h2{font-size:clamp(26px,3vw,38px);line-height:1.4;margin:7px 0;letter-spacing:-1px}
.collection{position:relative;background:var(--bg)}.collection:before{content:'کاتالوگ / ۱۴۰۵';position:absolute;left:3%;top:62px;color:rgba(255,255,255,.035);font:700 65px Arial;letter-spacing:-3px}.collection-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;grid-template-rows:270px 270px;gap:12px}.collection-card{position:relative;overflow:hidden;border-radius:18px;background:#0f171a;border:1px solid var(--line)}.collection-card.wide{grid-row:span 2;border-radius:18px 18px 76px 18px}.collection-card img{width:100%;height:100%;object-fit:contain;background:#0b1012;transition:.7s var(--ease)}.collection-card:hover img{transform:scale(1.045)}.collection-card:after{content:'';position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(5,8,9,.94))}.collection-card>div{position:absolute;z-index:2;bottom:0;padding:22px}.collection-card span{color:var(--ice);font-size:11px}.collection-card h3{margin:2px 0;font-size:20px}.collection-card p{color:#a6b0ac;font-size:13px}.collection-card a{color:var(--accent2);font-size:12px}.collection-card.wide>div{padding:30px}.collection-card.wide h3{font-size:28px}.collection-card.wide:before{content:'01';position:absolute;z-index:3;top:17px;right:17px;width:44px;height:44px;display:grid;place-items:center;background:var(--accent);color:#171006;border-radius:13px;font:bold 13px Arial}.about{background:var(--paper);color:#111718;border-radius:56px 56px 0 0}.about-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:85px}.about .eyebrow{color:#b86800}.about .section-head>p,.about-copy p{color:#626c68}.about-collage{position:relative;min-height:590px}.photo-main{position:absolute;inset:0 0 45px 80px;overflow:hidden;border-radius:30px 110px 30px 30px;background:#131a1d}.photo-main img,.photo-float img{width:100%;height:100%;object-fit:contain}.photo-float{position:absolute;left:0;bottom:0;width:47%;height:250px;overflow:hidden;border:9px solid var(--paper);border-radius:20px;background:#131a1d;box-shadow:0 20px 45px rgba(0,0,0,.18)}.experience{position:absolute;right:-20px;bottom:13px;width:150px;height:150px;display:flex;align-items:center;justify-content:center;gap:7px;border-radius:22px;background:#101719;color:#fff;box-shadow:0 20px 45px rgba(0,0,0,.18);transform:rotate(3deg)}.experience b{font-size:47px;color:var(--accent)}.experience span{line-height:1.5;font-size:12px}.about-copy .lead{font-size:18px}.manager{display:flex;align-items:center;gap:13px;padding:14px;margin:20px 0;background:#dfe4df;border-radius:15px}.manager>span{width:48px;height:48px;display:grid;place-items:center;border-radius:12px;background:#101719;color:var(--accent)}.manager div{display:grid}.manager small{color:#68726e}.check-list{display:grid;grid-template-columns:1fr 1fr;gap:11px;list-style:none;padding:0}.check-list li{display:flex;gap:8px}.check-list i{width:23px;height:23px;display:grid;place-items:center;border-radius:7px;background:#101719;color:var(--accent);font-size:10px;flex:none;margin-top:6px}
.expertise{position:relative;overflow:hidden;background:var(--paper);color:#111718;padding-top:30px}.expertise:before{content:'';position:absolute;inset:70px 3% 60px;border-radius:44px;background:var(--accent);transform:skewY(-1deg)}.expertise .container{position:relative;padding-block:85px}.expertise .eyebrow{color:#442a08}.expertise .eyebrow:before{background:#111}.expertise .section-head p{color:#4b361b}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.steps article{position:relative;padding:28px 22px;background:#101719;color:#fff;border-radius:18px 18px 50px 18px;transition:.35s}.steps article:hover{transform:translateY(-8px)}.steps article>span{position:absolute;left:16px;top:10px;color:rgba(255,255,255,.1);font-size:37px;font-weight:700}.steps i{width:52px;height:52px;display:grid;place-items:center;border-radius:14px;background:rgba(136,231,225,.1);color:var(--ice);font-size:20px}.steps h3{margin:15px 0 2px}.steps p{margin:0;color:#9eaaa6;font-size:13px}.gallery{background:var(--paper);color:#111718}.gallery .eyebrow{color:#b86800}.gallery .section-head>p{color:#68726e}.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:235px;grid-auto-flow:dense;gap:9px}.gallery-item{position:relative;border:0;padding:0;border-radius:13px;overflow:hidden;background:#101719;cursor:zoom-in}.gallery-item.tall{grid-row:span 2;border-radius:13px 60px 13px 13px}.gallery-item.wide{grid-column:span 2}.gallery-item img{width:100%;height:100%;object-fit:contain;transition:.6s}.gallery-item:hover img{transform:scale(1.05)}.gallery-item span{position:absolute;inset:0;display:grid;place-items:center;background:rgba(4,7,8,.35);opacity:0;transition:.3s}.gallery-item:hover span{opacity:1}.gallery-item i{width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:var(--accent);color:#111}.video-section{background:#101719}.videos{display:grid;grid-template-columns:1fr 1fr;gap:12px}.video-card{position:relative;height:430px;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:#070a0c}.video-card video{width:100%;height:100%;object-fit:contain}.video-card:after{content:'';position:absolute;inset:52% 0 0;background:linear-gradient(transparent,rgba(0,0,0,.88));pointer-events:none}.video-play{position:absolute;z-index:3;inset:50% auto auto 50%;transform:translate(-50%,-50%);width:68px;height:68px;border:1px solid rgba(255,255,255,.25);border-radius:20px;background:rgba(255,255,255,.1);backdrop-filter:blur(8px);color:#fff;cursor:pointer}.video-card>div{position:absolute;z-index:2;right:24px;bottom:21px}.video-card>div span{color:var(--ice);font-size:11px}.video-card h3{margin:0}.faq{background:#101719}.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:80px}.faq-intro p{color:#98a5a2;margin-bottom:24px}.accordion-item{border-bottom:1px solid var(--line)}.accordion-item button{width:100%;display:flex;align-items:center;justify-content:space-between;text-align:right;border:0;background:none;color:#fff;padding:21px 0;font-weight:700;cursor:pointer}.accordion-item button i{color:var(--accent);transition:.3s}.accordion-item button[aria-expanded=true] i{transform:rotate(45deg)}.accordion-content{display:grid;grid-template-rows:0fr;transition:.4s var(--ease)}.accordion-content p{overflow:hidden;margin:0;color:#9ca8a4}.accordion-item button[aria-expanded=true]+.accordion-content{grid-template-rows:1fr}.accordion-item button[aria-expanded=true]+.accordion-content p{padding-bottom:20px}.contact-section{padding:80px 0;background:linear-gradient(180deg,#101719 50%,#070b0d 50%)}.contact-shell{display:grid;grid-template-columns:1fr 1fr;overflow:hidden;border-radius:26px 80px 26px 26px;background:var(--paper);color:#111718;box-shadow:var(--shadow)}.contact-copy{padding:50px}.contact-copy .eyebrow{color:#af6200}.contact-copy>p{color:#69736f}.contact-buttons{display:flex;gap:9px;margin:23px 0}.contact-buttons .btn span{display:grid;line-height:1.4}.contact-buttons small{font-size:10px}.contact-copy address{display:flex;gap:12px;padding:15px;border-radius:15px;background:#dfe4df;font-style:normal}.contact-copy address>i{color:#b96900;margin-top:7px}.contact-copy address span{display:grid}.map-card{position:relative;min-height:500px;background:#172024;overflow:hidden}.map-card iframe{position:absolute;inset:0;width:100%;height:100%;border:0;filter:grayscale(.75) contrast(1.1)}.map-loader{position:absolute;inset:0;display:grid;place-content:center;text-align:center;color:#fff;gap:10px}.map-loader i{font-size:31px;color:var(--accent)}.map-card.map-ready .map-loader{display:none}.map-action{position:absolute;z-index:2;right:18px;left:18px;bottom:18px;display:flex;align-items:center;justify-content:space-between;padding:13px 15px;border:1px solid var(--line);border-radius:14px;background:rgba(8,12,14,.88);color:#fff;backdrop-filter:blur(10px)}.map-action span{display:grid}.map-action small{color:#9eaaa6}.site-footer{padding-top:70px;background:#070b0d}.footer-main{display:grid;grid-template-columns:1.5fr .7fr .8fr 1fr;gap:42px;padding-bottom:50px}.footer-brand .brand img{width:205px}.footer-brand h2{font-size:18px}.footer-brand p{color:#8f9c98}.site-footer h3{font-size:15px}.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin:7px 0;color:#a7b1ad}.site-footer li a:hover{color:var(--accent)}.footer-contact>a,.footer-contact p{display:flex;gap:9px;margin:9px 0;color:#a7b1ad}.footer-contact i{color:var(--accent);margin-top:7px}.ap-footer-bottom{display:flex;align-items:center;gap:22px;padding:19px 0;border-top:1px solid var(--line);font-size:11px;color:#77837e}.footer-credit a{color:var(--accent);margin-right:5px}.footer-copyright{margin-right:auto;direction:ltr}.floating-whatsapp{position:fixed;z-index:99;left:20px;bottom:20px;display:flex;align-items:center;gap:9px;padding:8px 8px 8px 15px;border-radius:16px;background:var(--green);color:#082813;font-weight:700;box-shadow:0 15px 35px rgba(37,211,102,.25)}.floating-whatsapp i{width:42px;height:42px;display:grid;place-items:center;border-radius:11px;background:#fff;font-size:22px;animation:pulse 2.3s infinite}.lightbox{position:fixed;inset:0;z-index:999;display:grid;place-items:center;padding:35px;background:rgba(3,5,6,.95)}.lightbox[hidden]{display:none}.lightbox img{max-height:88vh;max-width:92vw;object-fit:contain;border-radius:18px}.lightbox button{position:absolute;left:20px;top:20px;width:46px;height:46px;border:0;border-radius:13px;background:var(--accent);cursor:pointer}.reveal{opacity:0;transform:translateY(24px);transition:.75s var(--ease)}.reveal.visible{opacity:1;transform:none}.cursor-glow{position:fixed;z-index:-1;width:350px;height:350px;border-radius:50%;background:rgba(136,231,225,.07);filter:blur(34px);pointer-events:none}.demo-notice{position:fixed;z-index:1000;left:50%;bottom:88px;display:flex;gap:8px;padding:12px 17px;border-radius:13px;background:#fff;color:#111;box-shadow:var(--shadow);opacity:0;transform:translate(-50%,18px);transition:.3s}.demo-notice.show{opacity:1;transform:translate(-50%,0)}.demo-notice i{color:#c66f00}
@keyframes heroDrift{to{transform:scale(1.045) translateX(8px)}}@keyframes orbit{to{transform:rotate(360deg)}}@keyframes particle{50%{transform:translate(24px,-36px);opacity:.25}}@keyframes pulse{50%{box-shadow:0 0 0 9px rgba(255,255,255,.16)}}
@media(max-width:1080px){.menu-toggle{display:block}.menu-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:nth-child(2){opacity:0}.menu-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.menu-panel{position:fixed;top:0;right:0;width:min(390px,92vw);height:100dvh;display:block;padding:100px 20px 28px;background:#0d1417;transform:translateX(105%);transition:.45s var(--ease);overflow-y:auto;box-shadow:-30px 0 80px rgba(0,0,0,.45)}.menu-panel.open{transform:none}.main-menu{display:block}.main-menu>li{display:block;height:auto;border-bottom:1px solid var(--line)}.main-menu>li>a,.submenu-toggle{width:100%;height:auto;line-height:1.6;justify-content:space-between;padding:15px 4px}.main-menu>li>a:before,.submenu-toggle:before{display:none}.sub-menu,.mega-menu{position:static;width:auto;display:grid;grid-template-rows:0fr;padding:0;margin:0;overflow:hidden;opacity:1;visibility:visible;transform:none;background:transparent;box-shadow:none;color:#fff;border-radius:0;transition:.4s}.sub-menu>*,.mega-menu>*{overflow:hidden}.has-sub.open .sub-menu,.has-mega.open .mega-menu{grid-template-rows:1fr;padding:5px 0 13px}.mega-menu{grid-template-columns:1fr}.mega-intro{display:none}.mega-list{grid-template-columns:1fr;padding:0}.mega-list a{padding:9px;background:rgba(255,255,255,.04)}.mega-list small{color:#8d9994}.sub-menu a{color:#aeb8b4}.nav-cta{margin-top:20px}.hero-media,.hero-overlay{width:50%}.hero-copy{width:51%}.hero-panel{width:215px}.about-grid{gap:50px}.footer-main{grid-template-columns:1.4fr 1fr 1fr}.footer-contact{grid-column:2/4}}
@media(max-width:760px){body{font-size:15px}.container{width:min(100% - 26px,1220px)}.topbar{display:none}.nav-wrap,.nav-wrap.scrolled{top:0;padding:7px 0}.nav-inner,.nav-wrap.scrolled .nav-inner{height:62px;border-radius:16px}.brand img{width:140px;height:55px}.menu-panel{padding-top:86px}.hero{height:auto;min-height:0;max-height:none;padding:93px 0 35px}.hero:after{display:none}.hero-media{position:relative;top:auto;bottom:auto;left:auto;width:calc(100% - 26px);height:330px;margin:0 auto;clip-path:none;border-radius:19px 19px 60px 19px}.hero-media:before{top:14px;left:14px}.hero-media:after{inset:9px;border-radius:13px 13px 48px 13px}.hero-media img{object-fit:cover}.hero-overlay{position:absolute;top:93px;bottom:auto;left:13px;width:calc(100% - 26px);height:330px;clip-path:none;border-radius:19px 19px 60px 19px;background:linear-gradient(0deg,rgba(7,11,13,.55),transparent 55%)}.hero-motion{display:none}.hero-layout{height:auto;padding-top:0}.hero-copy{position:relative;top:auto;right:auto;width:auto;max-width:none;transform:none;padding-top:28px}.hero-kicker{font-size:11px}.hero h1{font-size:34px;letter-spacing:-2px;margin-top:13px}.hero h2{font-size:18px;line-height:1.55}.hero-copy>p{font-size:15px}.hero-actions{display:grid;grid-template-columns:1fr 1fr}.btn{padding:10px 12px}.hero-chips{gap:6px}.hero-chips span{font-size:10px}.hero-panel{display:none}.legacy{margin:0;padding:0 0 20px}.legacy-grid{grid-template-columns:1fr 1fr;border-radius:17px}.legacy-grid>div{padding:13px 10px;border-bottom:1px solid #cfd5d1}.legacy i{width:36px;height:36px}.section{padding:72px 0}.section-head{display:block;margin-bottom:28px}.section-head>p{margin-top:10px}.section h2,.contact-section h2{font-size:25px}.collection:before{display:none}.collection-grid{display:grid;grid-template-columns:1fr;grid-template-rows:none}.collection-card,.collection-card.wide{height:300px;grid-row:auto;border-radius:16px}.collection-card.wide{border-radius:16px 16px 48px 16px}.about{border-radius:30px 30px 0 0}.about-grid{grid-template-columns:1fr;gap:42px}.about-collage{min-height:450px}.photo-main{left:28px;bottom:45px;border-radius:22px 70px 22px 22px}.photo-float{height:180px;border-width:7px}.experience{right:0;width:125px;height:125px}.experience b{font-size:39px}.check-list{grid-template-columns:1fr}.expertise{padding-top:0}.expertise:before{inset:35px 7px 30px;border-radius:27px}.expertise .container{padding-block:75px}.steps{grid-template-columns:1fr}.gallery-grid{grid-template-columns:1fr 1fr;grid-auto-rows:180px;gap:6px}.gallery-item.wide{grid-column:span 2}.videos{grid-template-columns:1fr}.video-card{height:380px}.faq-grid{grid-template-columns:1fr;gap:32px}.contact-section{padding:50px 0;background:linear-gradient(180deg,#101719 30%,#070b0d 30%)}.contact-shell{grid-template-columns:1fr;border-radius:22px 55px 22px 22px}.contact-copy{padding:29px 21px}.contact-buttons{display:grid;grid-template-columns:1fr 1fr}.map-card{min-height:380px}.footer-main{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:span 2}.footer-contact{grid-column:span 2}.ap-footer-bottom{flex-wrap:wrap;justify-content:center;text-align:center;gap:7px 16px}.footer-copyright{width:100%;margin:0}.floating-whatsapp{left:13px;bottom:13px;padding:7px}.floating-whatsapp span{display:none}.cursor-glow{display:none}}
@media(max-width:420px){.hero-media,.hero-overlay{height:295px}.hero h1{font-size:31px}.hero-actions,.contact-buttons{grid-template-columns:1fr}.gallery-grid{grid-auto-rows:165px}.video-card{height:340px}.footer-main{grid-template-columns:1fr}.footer-brand,.footer-contact{grid-column:auto}.menu-panel{width:94vw}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}
/* Digital exhibition pavilion — structurally independent hero */
.hero{min-height:790px;height:100svh;max-height:940px}.hero:before{background:linear-gradient(rgba(76,141,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(76,141,255,.035) 1px,transparent 1px);background-size:64px 64px}.hero:after{content:'بیرجند میل‌لنگ';left:auto;right:-20px;bottom:20px;color:rgba(255,255,255,.028);font-size:clamp(90px,15vw,210px)}.hero-media{inset:0;width:100%;height:100%;clip-path:none;border-radius:0}.hero-media:before,.hero-media:after{display:none}.hero-media img{object-fit:cover;object-position:center;animation:heroDrift 20s ease-in-out infinite alternate}.hero-overlay{inset:0;width:100%;height:100%;clip-path:none;background:linear-gradient(90deg,rgba(3,8,17,.04) 0%,rgba(3,8,17,.18) 39%,rgba(3,8,17,.86) 67%,rgba(3,8,17,.97) 100%),linear-gradient(0deg,rgba(3,8,17,.55),transparent 42%)}.hero-motion:before{right:auto;left:10%;top:26%;border-color:rgba(76,141,255,.3)}.hero-motion:after{right:auto;left:5%;top:18%;border-color:rgba(255,159,28,.13)}.hero-layout{height:100%;padding-top:140px}.hero-copy{right:0;top:44%;width:45%;transform:translateY(-50%);padding-right:28px;border-right:2px solid rgba(76,141,255,.48)}.hero-kicker{color:#8eb7ff;border-color:rgba(76,141,255,.4);background:rgba(35,88,196,.12)}.hero-kicker span{background:#4c8dff;box-shadow:0 0 14px #4c8dff}.hero h1{font-size:clamp(42px,5vw,66px)}.hero h1:after{color:#4c8dff}.hero-chips span{border-color:rgba(76,141,255,.25);background:rgba(8,22,52,.55);color:#b9ccf3;font:600 10px/1.5 Arial;letter-spacing:.8px}.expo-signature{position:absolute;left:3%;bottom:60px;width:270px;display:grid;grid-template-columns:auto auto 1fr;align-items:center;gap:9px;padding:14px 17px;border:1px solid rgba(255,255,255,.16);border-radius:4px;background:rgba(4,12,27,.62);backdrop-filter:blur(12px);transform:none}.expo-signature span{font:600 10px Arial;letter-spacing:1px;color:#86a9ea;align-self:start;margin-top:8px}.expo-signature strong{font:700 50px/1 Arial;color:#fff}.expo-signature small{font:600 9px/1.45 Arial;letter-spacing:1.2px;color:#b9c6df}.exhibit-code{position:absolute;z-index:6;left:28px;top:145px;display:grid;gap:2px;color:#fff;writing-mode:vertical-rl;transform:rotate(180deg)}.exhibit-code span{font:500 9px Arial;letter-spacing:3px;color:#739ce8}.exhibit-code b{font:700 12px Arial;letter-spacing:2px}.hero-panel{display:none}
.legacy{margin-top:-1px;padding:0;background:#07101f}.expo-directory{display:grid;grid-template-columns:1.2fr repeat(4,1fr);border-top:1px solid rgba(76,141,255,.26);border-bottom:1px solid rgba(76,141,255,.18)}.directory-title,.expo-directory>a{min-height:118px;padding:20px;display:flex;flex-direction:column;justify-content:center;border-left:1px solid rgba(255,255,255,.08)}.directory-title small{color:#8091ad}.directory-title b{font:700 16px Arial;letter-spacing:1.5px;color:#fff}.expo-directory>a{position:relative;gap:3px;transition:.3s}.expo-directory>a:hover{background:#10244a;transform:translateY(-5px)}.expo-directory>a span{position:absolute;left:13px;top:10px;font:700 10px Arial;color:#5577b5}.expo-directory>a i{font-size:19px;color:#4c8dff;margin-bottom:5px}.expo-directory>a b{font-size:13px;color:#dce5f5}.collection{background:#07101f}.collection:before{content:'مجموعه تخصصی';color:rgba(76,141,255,.055)}.collection-card{border-color:rgba(76,141,255,.16)}.collection-card.wide:before{background:#4c8dff;color:#fff}.collection-card span{color:#8fb6ff}.eyebrow{color:#8fb6ff}.eyebrow:before{background:#4c8dff}.about .eyebrow,.gallery .eyebrow,.contact-copy .eyebrow{color:#245bc7}.about .eyebrow:before,.gallery .eyebrow:before,.contact-copy .eyebrow:before{background:#245bc7}.expertise:before{background:#1c4eb6}.expertise .eyebrow{color:#dbe7ff}.expertise .section-head p{color:#ccd9f3}.steps i{background:rgba(76,141,255,.14);color:#8fb6ff}
@media(max-width:1080px){.hero-copy{width:52%;padding-right:18px}.expo-signature{width:220px}.expo-directory{grid-template-columns:1fr 1fr 1fr}.directory-title{grid-row:span 2}.expo-directory>a{min-height:95px}}
@media(max-width:760px){.hero{height:auto;min-height:730px;padding:0}.hero-media{position:absolute;inset:0;width:100%;height:100%;margin:0;border-radius:0}.hero-media img{object-position:38% center}.hero-overlay{top:0;left:0;width:100%;height:100%;border-radius:0;background:linear-gradient(0deg,rgba(3,8,17,.98) 5%,rgba(3,8,17,.86) 42%,rgba(3,8,17,.15) 78%),linear-gradient(90deg,rgba(3,8,17,.15),rgba(3,8,17,.58))}.hero-layout{padding-top:330px;height:auto;min-height:730px}.hero-copy{position:relative;right:auto;top:auto;width:auto;transform:none;padding:25px 0 28px;border-right:0;border-top:2px solid rgba(76,141,255,.48)}.hero h1{font-size:34px}.hero h2{font-size:18px}.hero-actions{grid-template-columns:1fr 1fr}.expo-signature{left:14px;top:270px;bottom:auto;width:190px;padding:10px 12px}.expo-signature strong{font-size:38px}.exhibit-code{display:none}.expo-directory{grid-template-columns:1fr 1fr}.directory-title{grid-column:span 2;grid-row:auto;min-height:75px;align-items:center;text-align:center;border-bottom:1px solid rgba(255,255,255,.08)}.expo-directory>a{min-height:92px}.collection{padding-top:65px}}
@media(max-width:420px){.hero{min-height:760px}.hero-layout{padding-top:325px;min-height:760px}.hero-actions{grid-template-columns:1fr}.expo-signature{top:265px}.expo-directory>a{padding:15px}.hero-chips span{font-size:9px}}
/* Keep the revealed hero copy in its intended elevated position */
@media(min-width:761px){.hero-copy.reveal.visible{top:39%;transform:translateY(-50%)}}
@media(max-width:760px){.hero-copy.reveal.visible{top:auto;transform:none}}
/* Final visual refinement: clean exhibition cards and expert pathway */
.collection{background:linear-gradient(180deg,#07101f 0%,#0a1528 100%)}.collection-grid{gap:18px}.collection-card{background:#e7ebe8;border:1px solid rgba(122,164,242,.28);box-shadow:0 18px 44px rgba(0,0,0,.2)}.collection-card img{background:#e7ebe8;padding:10px;filter:none}.collection-card:after{inset:42% 0 0;background:linear-gradient(transparent,rgba(7,16,31,.93) 76%)}.collection-card>div{right:0;left:0;padding:23px 25px}.collection-card:hover{border-color:rgba(122,164,242,.55);transform:translateY(-4px);transition:.35s var(--ease)}.collection-card:hover img{transform:scale(1.025)}.collection-card.wide{background:#e7ebe8}.collection-card.wide img{padding:18px}.collection-card h3{color:#fff}.collection-card p{color:#c4d0e6}.collection-card a{display:inline-flex;align-items:center;gap:7px;margin-top:5px;color:#9fc0ff}.collection-card span{display:inline-flex;padding:3px 8px;border-radius:6px;background:rgba(76,141,255,.18);color:#b8d0ff}
.expertise{position:relative;padding:30px 0;background:#eef1ed;color:#101719}.expertise:before{inset:55px 3% 45px;border-radius:38px;transform:none;background:linear-gradient(135deg,#e4ebf8 0%,#f8faf7 55%,#e9eef3 100%);border:1px solid rgba(29,76,171,.12);box-shadow:0 24px 65px rgba(17,31,54,.08)}.expertise:after{content:'';position:absolute;top:85px;left:7%;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(76,141,255,.16),transparent 68%);filter:blur(6px)}.expertise .container{padding-block:82px}.expertise .eyebrow{color:#2457b6}.expertise .eyebrow:before{background:#2457b6}.expertise .section-head h2{color:#101719}.expertise .section-head p{color:#5f6b72}.steps{position:relative;gap:14px}.steps:before{content:'';position:absolute;top:54px;right:8%;left:8%;height:1px;background:linear-gradient(90deg,transparent,#8da7d7,transparent)}.steps article{min-height:230px;padding:28px 23px;background:rgba(255,255,255,.92);color:#101719;border:1px solid rgba(29,76,171,.1);border-radius:20px;box-shadow:0 15px 34px rgba(22,40,67,.07)}.steps article:hover{transform:translateY(-7px);border-color:rgba(36,87,182,.3);box-shadow:0 22px 45px rgba(22,40,67,.12)}.steps article>span{color:rgba(29,76,171,.11)}.steps i{position:relative;z-index:2;background:#102654;color:#9fc0ff;box-shadow:0 0 0 7px #e9eef6}.steps h3{color:#102654}.steps p{color:#68747a;font-size:14px}.about-copy p{line-height:2.05}.about-copy .lead{color:#303b37}.manager{margin-top:24px}
@media(max-width:1080px){.collection-grid{gap:13px}.expertise:before{inset:42px 18px 35px}.steps:before{display:none}.steps article{min-height:205px}}
@media(max-width:760px){.section{padding:64px 0}.section-head{margin-bottom:25px}.collection-grid{gap:12px}.collection-card,.collection-card.wide{height:315px;background:#e7ebe8;border-radius:18px}.collection-card img,.collection-card.wide img{padding:8px}.collection-card:after{inset:37% 0 0}.collection-card>div,.collection-card.wide>div{padding:20px}.collection-card.wide h3{font-size:23px}.expertise{padding:10px 0}.expertise:before{inset:25px 7px 22px;border-radius:25px}.expertise .container{padding-block:60px}.expertise .section-head{text-align:right}.steps{gap:10px}.steps article{min-height:0;padding:22px 20px;border-radius:16px}.about-copy p{font-size:14px;line-height:2}.about-copy .lead{font-size:16px}}
/* Mobile refinement pass — compact, balanced and touch friendly */
@media(max-width:760px){
  html{scroll-padding-top:78px}
  .container{width:min(100% - 24px,1220px)}
  .nav-inner{padding-inline:9px}.brand img{width:132px}.menu-toggle{width:44px;height:44px}
  .hero{height:auto;min-height:660px;max-height:none;padding:0}
  .hero-media{position:absolute;inset:0;width:100%;height:100%;margin:0;border-radius:0}
  .hero-media img{object-position:34% center;filter:saturate(.9) contrast(1.08)}
  .hero-overlay{position:absolute;inset:0;width:100%;height:100%;border-radius:0;background:linear-gradient(0deg,rgba(3,8,17,.99) 0%,rgba(3,8,17,.91) 48%,rgba(3,8,17,.48) 72%,rgba(3,8,17,.18) 100%)}
  .hero-layout{height:auto;min-height:660px;padding-top:178px;display:block}
  .hero-copy,.hero-copy.reveal.visible{position:relative;right:auto;top:auto;width:auto;max-width:none;padding:18px 0 24px;border:0;transform:none}
  .hero-copy:before{content:'';display:block;width:52px;height:3px;margin-bottom:15px;border-radius:4px;background:#4c8dff;box-shadow:0 0 16px rgba(76,141,255,.55)}
  .hero-kicker{padding:6px 9px;font-size:10px;background:rgba(7,18,42,.65);backdrop-filter:blur(8px)}
  .hero h1{font-size:33px;line-height:1.25;letter-spacing:-1.4px;margin:11px 0 4px}
  .hero h2{font-size:17px;line-height:1.7;margin-bottom:9px}
  .hero-copy>p{font-size:13.5px;line-height:1.9;margin:0;color:#c4cec9}
  .hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:17px 0 13px}
  .hero-actions .btn{min-height:47px;padding:9px 8px;border-radius:12px;font-size:12px}
  .hero-chips{gap:5px}.hero-chips span{padding:5px 8px;font-size:9px}.hero-chips span:last-child{display:none}
  .expo-signature{display:none}.exhibit-code{display:none}
  .legacy{padding-bottom:13px}.expo-directory{grid-template-columns:1fr 1fr}.directory-title{grid-column:span 2;min-height:65px;padding:12px}.expo-directory>a{min-height:82px;padding:13px}.expo-directory>a i{font-size:17px}.expo-directory>a b{font-size:12px}
  .section{padding:56px 0}.section-head{margin-bottom:22px}.section-head h2{font-size:24px;line-height:1.5}.section-head>p{font-size:13.5px;line-height:1.9}.eyebrow{font-size:11px}
  .collection{padding-top:55px}.collection-grid{gap:10px}.collection-card,.collection-card.wide{height:285px;border-radius:16px}.collection-card img,.collection-card.wide img{padding:7px}.collection-card>div,.collection-card.wide>div{padding:17px}.collection-card h3,.collection-card.wide h3{font-size:20px}.collection-card p{margin:5px 0;font-size:12px}
  .about{border-radius:24px 24px 0 0}.about-grid{gap:28px}.about-collage{min-height:365px}.photo-main{left:24px;bottom:38px;border-radius:19px 55px 19px 19px}.photo-float{height:145px;width:45%}.experience{width:108px;height:108px;right:2px;bottom:4px}.experience b{font-size:33px}.experience span{font-size:10px}.about-copy .lead{font-size:15px}.about-copy p{font-size:13.5px;line-height:2}.manager{padding:12px}.manager>span{width:43px;height:43px}.manager b{font-size:13px}.check-list{gap:8px}.check-list li{font-size:13px}
  .expertise{padding:6px 0}.expertise:before{inset:20px 6px 18px;border-radius:22px}.expertise .container{padding-block:52px}.steps{gap:9px}.steps article{min-height:0;padding:19px 17px;border-radius:15px}.steps i{width:46px;height:46px}.steps h3{font-size:17px;margin-top:12px}.steps p{font-size:13px}
  .gallery-grid{grid-template-columns:1fr 1fr;grid-auto-rows:158px;gap:6px}.gallery-item,.gallery-item.tall{border-radius:11px}.gallery-item.wide{grid-column:span 2}.gallery-item i{width:42px;height:42px}
  .videos{gap:10px}.video-card{height:300px;border-radius:15px}.video-play{width:58px;height:58px;border-radius:16px}.video-card>div{right:18px;bottom:16px}.video-card h3{font-size:17px}
  .faq-grid{gap:25px}.accordion-item button{padding:17px 0;font-size:13.5px}.accordion-content p{font-size:13px}
  .contact-section{padding:42px 0}.contact-shell{border-radius:19px 43px 19px 19px}.contact-copy{padding:25px 18px}.contact-copy>p{font-size:13.5px}.contact-buttons{grid-template-columns:1fr;gap:8px}.contact-copy address{padding:13px;font-size:13px}.map-card{min-height:320px}.map-action{right:12px;left:12px;bottom:12px}
  .site-footer{padding-top:48px}.footer-main{gap:24px;padding-bottom:35px}.footer-brand p{font-size:13px}.ap-footer-bottom{padding:16px 0}
}
@media(max-width:390px){
  .hero{min-height:680px}.hero-layout{min-height:680px;padding-top:158px}.hero h1{font-size:30px}.hero h2{font-size:16px}.hero-actions{grid-template-columns:1fr}.hero-chips span{font-size:8.5px}
  .gallery-grid{grid-template-columns:1fr;grid-auto-rows:220px}.gallery-item.tall{grid-row:auto}.gallery-item.wide{grid-column:auto}
  .footer-main{grid-template-columns:1fr}.footer-brand,.footer-contact{grid-column:auto}
}
/* Keep the mobile close control visible above the open drawer */
@media(max-width:1080px){
  .menu-toggle{position:relative;z-index:1002;flex:0 0 47px}
  .menu-panel{z-index:1000}
  .menu-toggle[aria-expanded=true]{position:fixed;top:16px;right:max(22px,calc((100vw - min(390px,92vw))/2 + 18px));background:#ff9f1c;border-color:#ff9f1c;box-shadow:0 10px 28px rgba(0,0,0,.28)}
  .menu-toggle[aria-expanded=true] span{background:#111719}
}
@media(max-width:760px){
  .menu-toggle{flex-basis:44px}
  .menu-toggle[aria-expanded=true]{top:15px;right:22px}
}
/* Clean mobile gallery lightbox */
@media(max-width:760px){
  .lightbox{z-index:2000;padding:72px 12px 22px;background:rgba(3,7,12,.97);backdrop-filter:blur(14px);align-items:center;overflow:hidden}
  .lightbox:before{content:'نمایش تصویر';position:absolute;top:22px;right:18px;color:#dce5e1;font-size:13px;font-weight:700}
  .lightbox img{display:block;width:100%;height:auto;max-width:100%;max-height:calc(100dvh - 108px);margin:auto;object-fit:contain;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:#11191c;box-shadow:0 22px 60px rgba(0,0,0,.48)}
  .lightbox button{position:absolute;z-index:2;top:13px;left:13px;width:46px;height:46px;display:grid;place-items:center;border-radius:13px;background:#ff9f1c;color:#111719;box-shadow:0 8px 25px rgba(0,0,0,.3);touch-action:manipulation}
  .lightbox button i{font-size:18px}
  .gallery-item{min-width:0}.gallery-item img{width:100%;height:100%;object-fit:contain;background:#e7ebe8}
}
@media(max-width:390px){
  .lightbox{padding:66px 8px 14px}.lightbox:before{top:20px;right:14px}.lightbox img{max-height:calc(100dvh - 88px);border-radius:11px}.lightbox button{top:11px;left:11px;width:43px;height:43px}
}
/* Full-bleed gallery thumbnails on mobile; full image remains visible in lightbox */
@media(max-width:760px){.gallery-grid .gallery-item img{width:100%;height:100%;padding:0;object-fit:cover;background:transparent}}
/* Lightweight interaction layer — compositor-only transforms and opacity */
.floating-whatsapp{overflow:hidden;isolation:isolate;transition:transform .35s var(--ease),box-shadow .35s var(--ease),filter .35s var(--ease)}
.floating-whatsapp:before{content:'';position:absolute;z-index:-1;top:-40%;bottom:-40%;left:-45%;width:32%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.48),transparent);transform:skewX(-20deg) translateX(0);opacity:0}
.floating-whatsapp:hover{transform:translateY(-7px) scale(1.035);box-shadow:0 22px 44px rgba(37,211,102,.38);filter:saturate(1.08)}
.floating-whatsapp:hover:before{opacity:1;transform:skewX(-20deg) translateX(520%);transition:transform .75s var(--ease),opacity .2s}
.floating-whatsapp:hover i{animation:whatsappWave .58s var(--ease)}
.floating-whatsapp:active{transform:translateY(-2px) scale(.96)}
.collection-card,.gallery-item,.video-card,.steps article,.expo-directory>a,.manager,.contact-buttons .btn{will-change:transform}
.gallery-item:hover{transform:translateY(-4px)}.gallery-item:hover i{animation:iconPop .45s var(--ease)}
.video-card:hover{transform:translateY(-5px);border-color:rgba(76,141,255,.36);box-shadow:0 22px 48px rgba(0,0,0,.24)}.video-card{transition:transform .35s var(--ease),border-color .35s,box-shadow .35s}
.video-card:hover .video-play{transform:translate(-50%,-50%) scale(1.08);background:rgba(76,141,255,.3)}.video-play{transition:transform .3s var(--ease),background .3s}
.manager:hover{transform:translateX(-5px)}.manager{transition:transform .3s var(--ease)}
.check-list li:hover i{transform:rotate(-8deg) scale(1.1)}.check-list i{transition:transform .25s var(--ease)}
.expo-directory>a:hover i{animation:iconFloat .7s var(--ease)}
@keyframes whatsappWave{0%,100%{transform:rotate(0) scale(1)}30%{transform:rotate(-10deg) scale(1.12)}65%{transform:rotate(8deg) scale(1.08)}}
@keyframes iconPop{0%{transform:scale(.75);opacity:.3}70%{transform:scale(1.12)}100%{transform:scale(1);opacity:1}}
@keyframes iconFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@media(max-width:760px){.collection-card,.gallery-item,.video-card,.steps article,.expo-directory>a,.manager,.contact-buttons .btn{will-change:auto}.floating-whatsapp:active i{animation:whatsappWave .5s var(--ease)}}
@media(prefers-reduced-motion:reduce){.floating-whatsapp:hover,.gallery-item:hover,.video-card:hover,.manager:hover{transform:none}.floating-whatsapp:hover i,.gallery-item:hover i,.expo-directory>a:hover i{animation:none}}