/* آرین البرز — «چشمهٔ البرز»: سفیدِ برف، سنگیِ کوه، فیروزه‌ایِ یخچال؛ کوفام برای تیتر (رقم‌ها از وزیرمتن)، وزیرمتن برای متن */
@font-face{font-family:Kufam;font-weight:600 900;font-display:swap;src:url(/a/fonts/vazirmatn-arabic-600-normal.woff2) format('woff2');unicode-range:U+066B-066C,U+06F0-06F9}
@font-face{font-family:Kufam;font-weight:600 900;font-display:swap;src:url(/a/fonts/kufam-arabic-700-normal.woff2) format('woff2');unicode-range:U+0600-066A,U+066D-06EF,U+06FA-06FF,U+200C-200E,U+FB50-FDFF,U+FE80-FEFC}
@font-face{font-family:Kufam;font-weight:600 900;font-display:swap;src:url(/a/fonts/kufam-latin-700-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F}
@font-face{font-family:Vazir;font-weight:400;font-display:swap;src:url(/a/fonts/vazirmatn-arabic-400-normal.woff2) format('woff2');unicode-range:U+0600-06FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE80-FEFC}
@font-face{font-family:Vazir;font-weight:400 800;font-display:swap;src:url(/a/fonts/vazirmatn-latin-400-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F}
@font-face{font-family:Vazir;font-weight:600 800;font-display:swap;src:url(/a/fonts/vazirmatn-arabic-600-normal.woff2) format('woff2');unicode-range:U+0600-06FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE80-FEFC}

:root{--bg:#f4f8f8;--surface:#fff;--ink:#16303c;--muted:#566d77;--line:#dae6e7;--brand:#1d3b4a;--brand-ink:#fff;--accent:#2aa7a0;
--slate:#1d3b4a;--glacier:#2aa7a0;--glacier-l:#dff2f0;--sky:#cfe6ea;--radius:16px;--radius-sm:12px;
--shadow:0 1px 2px rgb(29 59 74/.05),0 18px 40px rgb(29 59 74/.10);--font-body:Vazir,Tahoma,sans-serif;--font-display:Kufam,Vazir,sans-serif;
--ft-bg:#16303c;--ft-ink:#dbe9eb}
body{line-height:1.95}
h1,h2,.sec__title{font-family:var(--font-display);font-weight:700;letter-spacing:0}
.hd{background:color-mix(in srgb,#fff 93%,transparent)}
.brand svg{width:44px;height:44px}
.brand__text b{font-family:var(--font-display);font-size:20px;color:var(--slate)}
.brand__text small{color:#1f8d87}
.hd__call{background:var(--slate);color:#fff}
.nav a:hover,.nav a[aria-current=page]{background:var(--glacier-l);color:var(--slate)}
.btn--brand{background:var(--slate);color:#fff}
.btn--glacier{background:var(--glacier);color:#fff}
.btn--glacier:hover{background:#1f8d87}
.card__img--art{background:#eef4f3}
.card__price{color:#1f8d87}
.pd__price{background:var(--glacier-l);border:1px solid #c3e5e1}
.pd__price b{color:var(--slate)}
.pd__coll{color:#1f8d87}
.ft{background:linear-gradient(180deg,#1d3b4a,#16303c)}
.ft .brand__text b{color:#fff}

/* ---------- hero: Alborz to the glass ---------- */
.a2-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#e9f4f6,#f4f8f8)}
.a2-hero__in{position:relative;z-index:2;display:grid;gap:22px;align-items:center;padding-block:clamp(30px,5vw,64px) clamp(150px,18vw,220px)}
@media (min-width:960px){.a2-hero__in{grid-template-columns:1.1fr .9fr}}
.a2-hero__in>*{min-width:0}
.a2-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:#fff;color:#1f8d87;font-size:13.5px;font-weight:600;box-shadow:var(--shadow)}
.a2-hero h1{font-size:clamp(30px,5.2vw,56px);line-height:1.6;margin:12px 0 6px;color:var(--slate)}
.a2-hero h1 em{font-style:normal;color:var(--glacier)}
.a2-hero p{color:var(--muted);max-width:540px}
.a2-cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.a2-mtn{position:absolute;inset:auto 0 0;height:clamp(200px,26vw,330px);z-index:1}
.a2-mtn svg{display:block;width:100%;height:100%}
.a2-mtn .stream{fill:none;stroke:var(--glacier);stroke-width:5;stroke-linecap:round;stroke-dasharray:14 14;animation:flow 1.6s linear infinite;opacity:.9}
@keyframes flow{to{stroke-dashoffset:-28}}
.a2-glass{position:relative;width:min(220px,46vw);aspect-ratio:3/4;margin-inline:auto;justify-self:center}
.a2-glass svg{width:100%;height:100%;filter:drop-shadow(0 20px 30px rgb(29 59 74/.18))}
.a2-glass .water{animation:fillg 3s ease-in-out infinite alternate}
@keyframes fillg{from{transform:translateY(16px)}to{transform:translateY(0)}}
@media (prefers-reduced-motion:reduce){.a2-mtn .stream,.a2-glass .water{animation:none}}

/* ---------- models ---------- */
.a2-hd{display:flex;align-items:end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.a2-hd h2{font-size:clamp(24px,3.2vw,34px);color:var(--slate);line-height:1.6}
.a2-hd p{color:var(--muted)}
.a2-models{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (min-width:760px){.a2-models{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (min-width:1100px){.a2-models{grid-template-columns:repeat(5,minmax(0,1fr))}}
.a2-model{position:relative;isolation:isolate;display:flex;flex-direction:column;gap:4px;padding:18px 16px 16px;border-radius:18px;background:#fff;border:1px solid var(--line);text-decoration:none;overflow:hidden}
.a2-model::after{content:"";position:absolute;z-index:-1;inset:auto -20px -40px auto;width:120px;height:120px;border-radius:50%;background:var(--glacier-l)}
.a2-model b{position:relative;font-family:var(--font-display);font-size:22px;color:var(--slate);line-height:1.6}
.a2-model .st{position:relative;display:inline-flex;align-items:center;gap:6px;color:#1f8d87;font-weight:700;font-size:14px}
.a2-model .st i{display:inline-flex;gap:2px}
.a2-model .st i span{width:5px;height:14px;border-radius:2px;background:var(--glacier)}
.a2-model .pr{position:relative;margin-top:auto;padding-top:8px;font-weight:700}
.a2-model:hover{border-color:var(--glacier);box-shadow:var(--shadow)}

/* ---------- filter reminder ---------- */
.a2-rem{display:grid;gap:18px;padding:clamp(20px,4vw,36px);border-radius:24px;background:var(--slate);color:#dbe9eb}
@media (min-width:900px){.a2-rem{grid-template-columns:.9fr 1.1fr;align-items:center}}
.a2-rem h2{color:#fff;font-size:clamp(24px,3vw,32px);line-height:1.6}
.a2-rem p{color:#a8c4c9}
.a2-rem label{display:flex;flex-direction:column;gap:6px;margin-top:14px;color:#a8c4c9;font-size:14px;max-width:320px}
.a2-rem select{min-height:50px;border-radius:12px;border:1px solid rgb(255 255 255/.2);background:rgb(255 255 255/.08);color:#fff;font:inherit;font-size:17px;font-weight:700;padding:0 12px}
.a2-rem select option{color:#16303c}
.a2-stages{display:grid;gap:10px}
.a2-stage{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;padding:12px 16px;border-radius:14px;background:rgb(255 255 255/.06);border:1px solid rgb(255 255 255/.10)}
.a2-stage b{color:#fff;display:block}
.a2-stage small{color:#a8c4c9}
.a2-stage em{font-style:normal;font-weight:700;font-size:13.5px;padding:4px 10px;border-radius:999px;background:rgb(42 167 160/.2);color:#8fe3dc;white-space:nowrap}
.a2-stage em.due{background:#ffb4502e;color:#ffcf8a}

.a2-cats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
@media (min-width:700px){.a2-cats{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (min-width:1100px){.a2-cats{grid-template-columns:repeat(4,minmax(0,1fr))}}
.a2-cat{display:flex;align-items:center;gap:12px;padding:14px;border-radius:16px;background:#fff;border:1px solid var(--line);text-decoration:none}
.a2-cat span:first-child{flex:none;width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:var(--glacier-l);color:var(--slate)}
.a2-cat b{display:block;font-size:15px}
.a2-cat small{color:var(--muted)}
.a2-cat:hover{border-color:var(--glacier)}

.a2-svc{display:grid;gap:8px}
@media (min-width:900px){.a2-svc{grid-template-columns:1fr 1fr;column-gap:20px}}
.a2-svc a{display:flex;justify-content:space-between;gap:12px;padding:12px 16px;border-radius:12px;background:#fff;border:1px solid var(--line);text-decoration:none}
.a2-svc a b{white-space:nowrap;color:#1f8d87}
.a2-svc a:hover{border-color:var(--glacier)}
.a2-contact{display:grid;gap:18px;align-items:center;padding:clamp(22px,4vw,40px);border-radius:24px;background:linear-gradient(140deg,#e2f3f1,#cfe6ea)}
@media (min-width:860px){.a2-contact{grid-template-columns:1.3fr 1fr}}
.a2-contact h2{color:var(--slate);font-size:clamp(22px,3vw,30px);line-height:1.6}
.a2-contact p{color:var(--muted)}
.a2-faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:4px 18px;margin-bottom:10px}
.a2-faq summary{cursor:pointer;font-weight:700;min-height:52px;display:flex;align-items:center}
.a2-faq p{color:var(--muted);padding-bottom:12px}