:root{
  --teal:#0f9ec7; --teal2:#0a7ea3; --teal3:#12b6e2; --ink:#0a0a0a; --muted:#4d5f68; --soft:#eaf3f6;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Vazirmatn',Tahoma,sans-serif;color:var(--ink);line-height:1.85;overflow-x:hidden;
  background:radial-gradient(900px 600px at 10% 0%,#f4fafc 0%,transparent 60%),radial-gradient(800px 700px at 100% 100%,#bfe3ee 0%,transparent 60%),#d9e6ec}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img{max-width:100%;display:block}
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.ico{width:1.35em;height:1.35em;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
:focus-visible{outline:3px solid var(--teal3);outline-offset:3px}

.progress{position:fixed;inset:0 0 auto 0;height:4px;z-index:60}
.progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--teal3),var(--teal2))}

/* icon menu */
.rail{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:50;display:flex;flex-direction:column;gap:8px;padding:9px;border-radius:40px;background:rgba(10,10,10,.88);backdrop-filter:blur(8px);box-shadow:0 12px 30px rgba(0,0,0,.3)}
.rail a{position:relative;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;color:#cfeaf3;transition:.3s var(--ease)}
.rail a .ico{width:22px;height:22px}
.rail a:hover,.rail a.active{background:var(--teal3);color:#04222c;transform:scale(1.08)}
.rail .tip{position:absolute;right:calc(100% + 14px);top:50%;transform:translate(10px,-50%);background:var(--ink);color:#fff;padding:3px 14px;border-radius:20px;font-size:.85rem;white-space:nowrap;opacity:0;pointer-events:none;transition:.25s var(--ease)}
.rail a:hover .tip,.rail a:focus-visible .tip{opacity:1;transform:translate(0,-50%)}

/* sheets (catalog pages) */
.desk{padding:40px 0 60px}
.sheet{position:relative;width:min(94vw,900px);margin:0 auto 46px;background:#fff;overflow:hidden;container-type:inline-size;border-radius:6px;
  box-shadow:0 2px 4px rgba(0,0,0,.08),0 30px 60px -20px rgba(10,60,80,.35);transition:box-shadow .5s var(--ease),transform .5s var(--ease)}
.sheet:hover{box-shadow:0 2px 4px rgba(0,0,0,.08),0 44px 80px -22px rgba(10,60,80,.45)}
.js .sheet.reveal-s{opacity:0;transform:translateY(46px) scale(.985)}
.js .sheet.reveal-s.in{opacity:1;transform:none;transition:opacity .9s var(--ease),transform .9s var(--ease),box-shadow .5s var(--ease)}

/* ===== cover (artwork keeps the poster composition) ===== */
.cover{aspect-ratio:4/5;color:var(--ink)}
.cover-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform-origin:70% 40%;animation:zoomout 2.4s var(--ease) both;will-change:transform}
@keyframes zoomout{from{transform:scale(1.07)}to{transform:none}}
.cover>*:not(.cover-art){position:absolute;margin:0}
.c-title{left:6.2%;top:28.2%;width:44.8%;text-align:center;line-height:1}
.c-small{display:block;font-size:3.7cqw;font-weight:800;letter-spacing:.02em;margin-bottom:.8cqw}
.c-big{font-size:10.2cqw;font-weight:900;line-height:1.05;letter-spacing:-.01em;white-space:nowrap}
.c-box{background:var(--ink);color:#fff;border-radius:2.3cqw;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:0 2cqw 3.4cqw rgba(0,0,0,.28);overflow:hidden}
.c-box::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 35%,rgba(255,255,255,.22) 50%,transparent 65%);transform:translateX(-120%);animation:shine 4.5s ease-in-out 1.6s infinite}
@keyframes shine{40%,100%{transform:translateX(120%)}}
.c-volt{left:7.1%;top:49.4%;width:19.9%;height:7.9%}
.c-price{left:29.5%;top:49.4%;width:19.7%;height:7.9%}
.c-box b{font-family:'Montserrat',sans-serif;font-weight:900;line-height:1}
.c-volt b{font-size:6.8cqw}
.c-volt small{font-size:1.5cqw;font-weight:500;margin-top:.5cqw}
.c-price small{font-size:1.85cqw;font-weight:500;margin-bottom:.2cqw}
.c-price b{font-size:5.3cqw;letter-spacing:-.02em}
.c-price sup{font-size:2.3cqw;vertical-align:top;position:relative;top:.5cqw}
.c-cta{left:5.2%;top:87.2%;width:46%;text-align:center}
.c-cta p{font-size:2.1cqw;font-weight:500;line-height:1.5}
.c-cta b{font-weight:800}
.c-phone{display:inline-flex;align-items:center;gap:1cqw;margin-top:.5cqw;font-family:'Montserrat',sans-serif;font-weight:900;font-size:5.1cqw;line-height:1.1;color:var(--teal);letter-spacing:.01em;transition:.3s var(--ease)}
.c-phone .ico{width:5.3cqw;height:5.3cqw;stroke-width:1.9}
.c-phone:hover{color:var(--teal2);transform:scale(1.04)}
.c-scroll{right:3.6%;bottom:2.6%;width:6cqw;height:6cqw;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;animation:bob 2s ease-in-out infinite}
.c-scroll .ico{width:3cqw;height:3cqw}
@keyframes bob{50%{transform:translateY(8px)}}
.js .cover .c-title,.js .cover .c-box,.js .cover .c-cta{opacity:0;animation:fadein .9s var(--ease) forwards}
.js .cover .c-volt{animation-delay:.35s}.js .cover .c-price{animation-delay:.5s}.js .cover .c-title{animation-delay:.2s}.js .cover .c-cta{animation-delay:.7s}
@keyframes fadein{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}

/* ===== inner pages ===== */
.page{min-height:min(117.5vw,1125px);display:flex;flex-direction:column}
.shape{position:absolute;left:0;top:0;z-index:0;background:linear-gradient(135deg,var(--teal3),var(--teal2));pointer-events:none}
.s1{width:44%;height:21%;clip-path:polygon(0 0,100% 0,62% 100%,0 100%)}
.s2{width:52%;height:19%;clip-path:polygon(0 0,100% 0,78% 100%,0 100%)}
.s3{width:100%;height:max(48cqw,310px);background:linear-gradient(135deg,var(--teal3),var(--teal2))}
.page::after{content:"";position:absolute;right:-9%;bottom:-8%;width:34%;aspect-ratio:1;border-radius:50%;border:2.6cqw solid rgba(15,158,199,.1);pointer-events:none}
.p-head{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;padding:4.6cqw 6.4cqw 0}
.p-logo{width:max(88px,13cqw);height:auto;border-radius:6px}
.p-no{font-size:max(1.8rem,6.6cqw);font-weight:900;color:#fff;line-height:1;text-shadow:0 2px 12px rgba(0,0,0,.2)}
.p-body{position:relative;z-index:1;flex:1;padding:3.6cqw 6.4cqw 2cqw}
.eyebrow{display:inline-block;font-weight:800;font-size:max(.85rem,1.9cqw);color:var(--teal2);letter-spacing:.04em;padding-bottom:.4cqw;border-bottom:3px solid var(--teal3);margin-bottom:1.4cqw}
.p-title{font-size:max(2rem,7.4cqw);font-weight:900;line-height:1.22;letter-spacing:-.01em;margin-bottom:2.4cqw}
.p-title em{font-style:normal;color:var(--teal)}
.p-text{font-size:max(.95rem,2.1cqw);color:var(--muted);max-width:64ch;margin-bottom:3cqw}
.p-text.center{text-align:center;margin-inline:auto}
.folio{position:relative;z-index:1;display:flex;justify-content:space-between;padding:1.6cqw 6.4cqw 2.4cqw;font-size:max(.7rem,1.5cqw);font-weight:700;color:#7b8f98;letter-spacing:.08em;border-top:1px solid #e1ecf0;margin:0 6.4cqw;padding-inline:0}
.folio span:first-child{font-family:'Montserrat',sans-serif}

/* about */
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:2.2cqw}
.tiles li{background:var(--soft);border-radius:2.2cqw;padding:3cqw 3cqw 2.8cqw;border-bottom:.7cqw solid var(--teal3);transition:.4s var(--ease)}
.tiles li:hover{transform:translateY(-6px);background:#dff0f6;box-shadow:0 18px 30px -14px rgba(10,100,130,.4)}
.tiles .ico{width:max(32px,5cqw);height:max(32px,5cqw);color:var(--teal);margin-bottom:1cqw}
.tiles h3{font-size:max(1rem,2.5cqw);font-weight:800;margin-bottom:.4cqw}
.tiles p{font-size:max(.85rem,1.85cqw);color:var(--muted);line-height:1.8}

/* featured */
.showcase{position:relative;border-radius:2.6cqw;padding:2cqw;margin:1cqw 0 2.4cqw;background:radial-gradient(60% 60% at 50% 55%,#fff 0%,#e3f2f7 100%);display:grid;place-items:center;overflow:hidden}
.showcase::before{content:"";position:absolute;left:-12%;top:-30%;width:50%;height:160%;background:linear-gradient(135deg,var(--teal3),var(--teal2));transform:rotate(14deg);opacity:.9}
.showcase img{position:relative;width:min(100%,56cqw);height:auto;transition:transform .8s var(--ease);filter:drop-shadow(0 18px 18px rgba(0,0,0,.22))}
.showcase:hover img{transform:scale(1.07) rotate(-1.5deg)}
.badge{position:absolute;right:2.4cqw;top:2.4cqw;display:inline-flex;align-items:center;gap:.8cqw;background:var(--ink);color:#fff;border-radius:40px;padding:.6cqw 2cqw;font-weight:800;font-size:max(.85rem,1.9cqw)}
.badge .ico{color:var(--teal3)}
.specs{display:grid;grid-template-columns:repeat(4,1fr);gap:1.6cqw;margin-bottom:2.6cqw}
.specs li{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.3cqw;background:var(--soft);border-radius:2cqw;padding:2cqw 1cqw;transition:.4s var(--ease)}
.specs li:hover{transform:translateY(-5px);background:#dff0f6}
.specs .ico{width:max(26px,4.2cqw);height:max(26px,4.2cqw);color:var(--teal)}
.specs b{font-size:max(.95rem,2.35cqw);font-weight:900;line-height:1.35}
.specs span{font-size:max(.75rem,1.55cqw);color:var(--muted)}
.buy{display:flex;align-items:center;justify-content:space-between;gap:2cqw;background:var(--ink);color:#fff;border-radius:2.6cqw;padding:2cqw 3.2cqw}
.price{display:flex;align-items:baseline;gap:1.6cqw}
.price small{font-size:max(.9rem,2.1cqw);font-weight:500}
.price b{font-family:'Montserrat',sans-serif;font-weight:900;font-size:max(2rem,6.8cqw);line-height:1;letter-spacing:-.02em}
.price sup{font-size:.42em;vertical-align:top;position:relative;top:.2em}
.btn{display:inline-flex;align-items:center;gap:10px;padding:.9cqw 3cqw;min-height:44px;border-radius:40px;font-family:inherit;font-weight:800;font-size:max(.95rem,2.1cqw);border:2px solid transparent;cursor:pointer;position:relative;overflow:hidden;transition:.3s var(--ease)}
.btn-teal{background:linear-gradient(135deg,var(--teal3),var(--teal));color:#03232d;box-shadow:0 10px 24px rgba(15,158,199,.45)}
.btn-teal:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(15,158,199,.55)}
.btn-sm{font-size:max(.85rem,1.8cqw);padding:.3cqw 2.4cqw;border-color:var(--teal);color:var(--teal2)}
.btn-sm:hover{background:var(--teal);color:#fff}
.ripple{position:absolute;border-radius:50%;background:rgba(255,255,255,.6);transform:scale(0);animation:rip .6s linear;pointer-events:none}
@keyframes rip{to{transform:scale(3);opacity:0}}

/* details */
.shots{display:grid;grid-template-columns:1fr 1fr;gap:2.2cqw}
.shot{position:relative;border-radius:2.2cqw;overflow:hidden;aspect-ratio:1.18;background:#10242c}
.shot.wide{grid-column:1/-1;aspect-ratio:2.05}
.shot img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease)}
.shot:hover img{transform:scale(1.08)}
.shot figcaption{position:absolute;inset:auto 0 0 0;display:flex;align-items:center;gap:1cqw;padding:3.4cqw 2.4cqw 1.8cqw;color:#fff;font-weight:800;font-size:max(.9rem,2cqw);background:linear-gradient(transparent,rgba(0,0,0,.78))}
.shot figcaption .ico{color:var(--teal3)}

/* range */
.range{display:grid;grid-template-columns:repeat(3,1fr);gap:2cqw;margin-bottom:2.6cqw}
.item{background:#fff;border:1.5px solid #d6e6ec;border-radius:2.4cqw;padding:1.6cqw 1.6cqw 2cqw;text-align:center;transition:.45s var(--ease)}
.item:hover{transform:translateY(-7px);border-color:var(--teal3);box-shadow:0 24px 36px -16px rgba(10,100,130,.45)}
.item figure{border-radius:1.8cqw;overflow:hidden;aspect-ratio:1;background:#fff;margin-bottom:1.4cqw;border:1px solid #e1ecf0}
.item img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.item:hover img{transform:scale(1.08)}
.item h3{font-size:max(.95rem,2.2cqw);font-weight:800;margin-bottom:.6cqw;line-height:1.5}
.qty{display:inline-block;background:var(--ink);color:#fff;border-radius:40px;padding:0 2cqw;font-weight:800;font-size:max(.8rem,1.7cqw)}

/* contact */
.contact .p-title{color:#fff;text-shadow:0 2px 14px rgba(0,0,0,.2)}
.contact .p-title em{color:#bff1ff}
.contact .eyebrow{color:#fff;border-color:#fff}
.bigphone{display:flex;align-items:center;justify-content:center;gap:2cqw;margin:7cqw 0 2cqw;background:var(--ink);color:#fff;border-radius:3cqw;padding:3.2cqw 2cqw;font-family:'Montserrat',sans-serif;font-weight:900;font-size:max(1.7rem,7.6cqw);line-height:1;letter-spacing:.01em;box-shadow:0 26px 40px -18px rgba(0,0,0,.5);transition:.35s var(--ease)}
.bigphone .ico{width:1.05em;height:1.05em;color:var(--teal3);stroke-width:1.8}
.bigphone:hover{transform:translateY(-5px) scale(1.02);color:var(--teal3)}
.info{display:grid;grid-template-columns:1fr 1fr;gap:1.8cqw;margin-top:2cqw}
.info li{display:flex;align-items:center;gap:1.6cqw;background:var(--soft);border-radius:2cqw;padding:2cqw 2.4cqw;font-weight:500;font-size:max(.9rem,1.95cqw);transition:.35s var(--ease)}
.info li:hover{transform:translateY(-4px);background:#dff0f6}
.info .ico{width:max(26px,4cqw);height:max(26px,4cqw);padding:.7cqw;color:var(--teal2);flex:none}

/* reveal */
.js .reveal{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .reveal.in{opacity:1;transform:none}

/* ===== responsive ===== */
@media (max-width:760px){
  .desk{padding-top:14px}
  .sheet{margin-bottom:26px;border-radius:4px}
  .page{min-height:0}
  .rail{top:auto;bottom:14px;right:50%;transform:translateX(50%);flex-direction:row;gap:12px;padding:8px 14px}
  .rail .tip{right:auto;left:50%;bottom:calc(100% + 10px);top:auto;transform:translate(-50%,8px)}
  .rail a:hover .tip{transform:translate(-50%,0)}
  body{padding-bottom:84px}
  .p-body{padding-bottom:20px}
  .specs{grid-template-columns:1fr 1fr}
  .buy{flex-direction:column;align-items:stretch;text-align:center;gap:14px}.price{justify-content:center}.buy .btn{justify-content:center}
  .tiles,.info,.range{grid-template-columns:1fr}
  .shot.wide{aspect-ratio:1.6}
  .p-title{font-size:2.1rem}
  .bigphone{margin-top:10cqw;font-size:1.8rem}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .js .reveal,.js .sheet.reveal-s,.js .cover .c-title,.js .cover .c-box,.js .cover .c-cta{opacity:1;transform:none}
}