:root{--navy:#0f172a;--orange:#ff6600;--bg:#f7f8fa;--white:#fff;--text:#172033;--muted:#667085;--line:#e5e7eb;--soft:#f3f4f6;--green:#15803d;--red:#b42318}
*{box-sizing:border-box}
/* CRITICAL: the hidden attribute must always win over any author display rule
   (otherwise invisible fixed overlays swallow every click on the page) */
[hidden]{display:none!important}
html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:'Vazirmatn',Tahoma,Arial,sans-serif;direction:rtl;text-align:right}
button,input,select,textarea{font-family:inherit}
nav{height:68px;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 max(22px,6%);position:sticky;top:0;z-index:20}.logo{font-weight:900;font-size:21px;letter-spacing:.02em}.logo i{font-style:normal;color:var(--orange)}nav .links{display:flex;gap:25px;font-size:13px}nav a{color:#d8dee8;text-decoration:none}
.hero{background:var(--navy);color:#fff;padding:0}.hero-inner{max-width:1100px;margin:auto;display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:center}.eyebrow{color:var(--orange);font-weight:800;font-size:11px;text-transform:uppercase;letter-spacing:.14em}.hero h1{font-size:48px;line-height:1.08;margin:10px 0 14px}.hero p{color:#cbd5e1;line-height:1.7;max-width:680px}.hero-card{background:#fff;color:var(--text);border-radius:20px;padding:24px;box-shadow:0 25px 60px #0005}.hero-card strong{font-size:14px}.mini{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:16px}.mini div{background:var(--soft);border-radius:10px;padding:12px;font-size:11px}.mini b{display:block;font-size:16px;margin-top:4px}.container{max-width:1100px;margin:auto;padding:20px 20px}.intro{text-align:center;max-width:700px;margin:0 auto 18px}.intro h2{font-size:29px;margin:2px 0 8px}.intro p{color:var(--muted);line-height:1.6}
.workflow{display:flex;justify-content:center;gap:8px;margin:12px 0 16px}.pill{padding:8px 13px;border-radius:30px;background:#e7e9ed;color:#7b8491;font-size:11px;font-weight:800}.pill.on{background:#fff0e6;color:#c2410c}
.calculator{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 15px 45px #0f172a0b;overflow:hidden}.topline{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.topline h3{margin:0;font-size:18px}.topline small{color:var(--muted)}.step{display:none;padding:22px 20px}.step.active{display:block}.step h3{margin:0 0 7px;font-size:23px}.step-desc{font-size:12px;color:var(--muted);line-height:1.55;margin-bottom:20px}.facility-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.facility{border:1px solid var(--line);border-radius:13px;padding:14px;cursor:pointer;background:#fff}.facility.selected{border-color:#ffb47d;box-shadow:0 0 0 3px #ff660012}.fhead{display:flex;gap:10px}.check{width:20px;height:20px;border:1px solid #cbd2da;border-radius:5px;display:flex;justify-content:center;align-items:center;flex:none;font-size:12px}.selected .check{background:var(--orange);border-color:var(--orange);color:#fff}.ftitle{font-weight:800;font-size:13px}.fdesc{font-size:10px;color:var(--muted);margin-top:3px}.facility-fields{display:none;border-top:1px solid var(--line);margin-top:10px;padding-top:10px;grid-template-columns:repeat(3,1fr);gap:8px}.selected .facility-fields{display:grid}.field label{display:block;font-size:10px;color:var(--muted);margin-bottom:5px}.field input,.field select{width:100%;padding:9px;border:1px solid #d5d9df;border-radius:8px;background:#fff;color:var(--text);font:inherit}.default-watt{color:#98a2b3!important;background:#f8f9fa!important}.field input:disabled{color:#98a2b3;background:#f8f9fa}.custom-watt{color:var(--text)!important;background:#fff!important}.ac-row{grid-column:1/-1;display:flex;gap:7px;flex-wrap:wrap}.ac{border:1px solid #d8dde5;background:#fff;border-radius:20px;padding:7px 10px;font-size:10px;cursor:pointer}.ac.active{border-color:var(--orange);background:#fff4ec;color:#c2410c;font-weight:800}
.option-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.option{border:1px solid var(--line);border-radius:14px;padding:17px;cursor:pointer}.option.sel{border-color:var(--orange);box-shadow:0 0 0 3px #ff660012}.option b{font-size:14px}.option p{margin:6px 0 0;color:var(--muted);font-size:11px;line-height:1.5}
.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:11px 17px;border-radius:9px;font-weight:800;cursor:pointer}.btn.primary{background:#c2410c;color:#fff;border-color:#c2410c}.btn:disabled{opacity:.45}.actions{display:flex;justify-content:space-between;margin-top:25px}.summary{margin-top:25px;background:#f8fafc;border-radius:13px;padding:16px}.summary-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.summary-item small{display:block;color:var(--muted);font-size:10px}.summary-item b{display:block;margin-top:4px;font-size:14px}
.results{padding:22px 20px;display:none}.results.active{display:block}.result-title{display:flex;justify-content:space-between;gap:20px;align-items:flex-end}.result-title h3{margin:0 0 5px;font-size:25px}.pv{background:var(--navy);color:#fff;border-radius:13px;padding:14px 18px;min-width:220px}.pv small{color:#cbd5e1}.pv b{display:block;font-size:22px;margin:4px 0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}.card{border:1px solid var(--line);border-radius:15px;padding:19px;position:relative}.card.recommended{border:2px solid var(--orange);padding:18px}.badge{position:absolute;left:12px;top:-10px;background:var(--orange);color:#fff;padding:5px 9px;border-radius:20px;font-size:9px;font-weight:900}.price{font-size:25px;font-weight:900;margin:12px 0}.metric{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid #eef0f3;font-size:11px}.metric span{color:var(--muted)}.pros{color:var(--green);font-size:10px;line-height:1.55;margin-top:12px}.cons{color:var(--red);font-size:10px;line-height:1.55;margin-top:8px}.note{font-size:10px;color:var(--muted);line-height:1.5;background:#f8fafc;border-radius:10px;padding:12px;margin-top:14px}
section.info{padding:28px 20px}.info-grid{max-width:1100px;margin:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.info-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px}.info-card h3{margin:0 0 8px}.info-card p{font-size:12px;color:var(--muted);line-height:1.6}
footer{background:var(--navy);color:#cbd5e1;padding:22px max(22px,6%);font-size:11px}footer b{color:#fff}
@media(max-width:800px){.hero-inner,.facility-grid,.option-grid,.cards,.info-grid{grid-template-columns:1fr}.hero h1{font-size:38px}.summary-grid{grid-template-columns:1fr 1fr}.result-title{display:block}.pv{margin-top:15px}.topline{gap:10px;align-items:flex-start;flex-direction:column}}


/* =========================================================
   CLEAN SYSTEM RECOMMENDATIONS
   ========================================================= */

.results {
  padding: 28px;
  display: none;
}

.results.active {
  display: block;
}

.result-title {
  margin-bottom: 22px;
}

.result-title h3 {
  margin: 0 0 6px;
  font-size: 25px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 15px;
  background: #fff;
  overflow: hidden;
  position: relative;
}

.card.recommended {
  border: 2px solid var(--orange);
}

.card-header {
  padding: 17px 19px;
  border-bottom: 1px solid var(--line);
}

.card-header h4 {
  margin: 0;
  font-size: 17px;
}

.card-header small {
  display: block;
  color: var(--muted);
  margin-top: 4px;
  font-size: 10px;
}

.specs {
  padding: 7px 19px;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid #eef0f3;
}

.spec-row:last-child {
  border-bottom: 0;
}

.spec-label {
  color: var(--muted);
  font-size: 11px;
  flex: 0 0 auto;
}

.spec-value {
  font-size: 12px;
  font-weight: 800;
  text-align: left;
  line-height: 1.4;
}

.price-section {
  margin-top: 4px;
  padding: 17px 19px 19px;
  background: #f8fafc;
}

.price-section h5 {
  margin: 0 0 10px;
  font-size: 13px;
}

.price-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 6px 0;
  font-size: 11px;
}

.price-total {
  margin-top: 8px;
  padding-top: 11px;
  border-top: 2px solid #dfe3e8;
  font-size: 14px;
  font-weight: 900;
}

.price-total strong {
  font-size: 17px;
}

.recommendation-badge {
  position: absolute;
  left: 12px;
  top: 10px;
  background: var(--orange);
  color: #fff;
  padding: 5px 9px;
  border-radius: 20px;
  font-size: 9px;
  font-weight: 900;
}

.card-error {
  margin: 0 19px 19px;
}

@media(max-width: 950px) {
  .cards {
    grid-template-columns: 1fr 1fr;
  }
}

@media(max-width: 800px) {
  .cards {
    grid-template-columns: 1fr;
  }
}

.cards.cards-1{grid-template-columns:minmax(700px,800px)!important;justify-content:center}
.cards.cards-2{grid-template-columns:repeat(2,minmax(320px,520px))!important;justify-content:center}
.card.selected-package{border:3px solid var(--orange)!important;box-shadow:0 10px 30px rgba(255,102,0,.18);}
.choose-package-btn{width:100%;margin-top:12px;padding:10px;border:none;border-radius:8px;background:var(--orange);color:#fff;font-weight:800;cursor:pointer}

.card{border-radius:32px!important;transition:transform .2s ease, box-shadow .2s ease;}
.card:hover{transform:translateY(-6px);}
.card.recommended{border:1px solid var(--line);}
.choose-package-btn{
width:100%;margin-top:12px;padding:12px;border:none;border-radius:22px;
background:var(--dark,#1f2937);color:#fff;font-weight:800;cursor:pointer}
.choose-package-btn.is-selected{background:var(--orange);color:#fff}


/* Why Tehran Energy */
.why-us{padding:0 5px}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:14px}
.why-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px 18px;text-align:center;transition:.25s}
.why-card:hover{transform:translateY(-4px)}
.why-icon{font-size:42px;margin-bottom:14px}
.why-card h3{margin:0;font-size:16px;font-weight:700;line-height:1.8}
@media(max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.why-grid{grid-template-columns:1fr}}



/* =========================================================
   RESPONSIVE RESULT CARDS & BUTTONS
   ========================================================= */

.cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-top: 18px;
    width: 100%;
}

/* 1 card */
.cards.cards-1 {
    grid-template-columns: minmax(0, 800px) !important;
    justify-content: center;
}

/* 2 cards */
.cards.cards-2 {
    grid-template-columns: repeat(2, minmax(0, 520px)) !important;
    justify-content: center;
}

/* Card itself */
.card {
    min-width: 0;
    width: 100%;
    border-radius: 24px !important;
    transition: transform .2s ease, box-shadow .2s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
}

.card-header,
.specs,
.price-section {
    min-width: 0;
}

/* Prevent long text from forcing card wider */
.spec-value {
    min-width: 0;
    max-width: 65%;
    overflow-wrap: anywhere;
    word-break: break-word;
}

/* Button */
.choose-package-btn {
    display: block;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    margin-top: 12px;
    padding: 12px 14px;
    border: none;
    border-radius: 22px;
    background: var(--dark, #1f2937);
    color: #fff;
    font-weight: 800;
    cursor: pointer;
    font-family: inherit;
}

/* Selected button */
.choose-package-btn.is-selected {
    background: var(--orange);
    color: #fff;
}


/* =========================================================
   TABLET
   ========================================================= */

@media (max-width: 950px) {

    .cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .cards.cards-1 {
        grid-template-columns: minmax(0, 700px) !important;
    }

    .cards.cards-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }

}


/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 700px) {

    .results {
        padding: 18px 12px;
    }

    .cards,
    .cards.cards-1,
    .cards.cards-2 {
        grid-template-columns: minmax(0, 1fr) !important;
        width: 100%;
        gap: 14px;
    }

    .card {
        width: 100%;
        min-width: 0;
        border-radius: 20px !important;
    }

    .card-header {
        padding: 15px;
    }

    .specs {
        padding: 7px 15px;
    }

    .spec-row {
        gap: 10px;
        padding: 10px 0;
    }

    .spec-label {
        font-size: 10px;
    }

    .spec-value {
        font-size: 11px;
        max-width: 60%;
    }

    .price-section {
        padding: 15px;
    }

    .choose-package-btn {
        width: 100%;
        min-height: 44px;
        font-size: 12px;
    }

}


/* =========================================================
   VERY SMALL PHONES
   ========================================================= */

@media (max-width: 400px) {

    .results {
        padding: 14px 8px;
    }

    .cards,
    .cards.cards-1,
    .cards.cards-2 {
        gap: 10px;
    }

    .card {
        border-radius: 16px !important;
    }

    .card-header {
        padding: 13px;
    }

    .specs {
        padding: 5px 13px;
    }

    .spec-row {
        display: flex;
        flex-direction: column;
        gap: 4px;
    }

    .spec-value {
        max-width: 100%;
        text-align: right;
    }

    .price-section {
        padding: 13px;
    }

    .price-row {
        font-size: 10px;
        gap: 8px;
    }

    .price-total {
        font-size: 12px;
    }

    .price-total strong {
        font-size: 15px;
    }

    .choose-package-btn {
        padding: 11px 8px;
        font-size: 11px;
    }

}

@media (max-width: 700px) {
    .actions {
        gap: 6px;
        margin-top: 18px;
    }

    .actions .btn {
        padding: 7px 9px;
        font-size: 10px;
        border-radius: 7px;
        white-space: nowrap;
    }
}

/* =========================================================
   HEADER LOGO (تصویر لوگو)
   ========================================================= */

nav .logo{display:flex;align-items:center;gap:10px;text-decoration:none}
nav .logo img{height:50px;width:auto;display:block;background:#fff;border-radius:12px;padding:5px 7px;box-shadow:0 4px 14px rgba(0,0,0,.28)}
.ltr{direction:ltr;unicode-bidi:isolate}

/* موبایل: چیدمان هدر — «تماس با ما» چپ، لوگو وسط، همبرگر راست (یک خط افقی) */
@media(max-width:800px){
  nav{display:grid;grid-template-columns:1fr auto 1fr;grid-template-rows:1fr;align-items:center;gap:8px;padding:0 14px}
  nav .links{display:contents}
  nav .links .desktop-only{display:none}
  nav .logo{grid-column:2;grid-row:1;justify-self:center}
  nav .logo img{height:44px}
  .contact-wrap{grid-column:3;grid-row:1;justify-self:end}
  nav .nav-burger{grid-column:1;grid-row:1;justify-self:start;width:42px;height:42px}
}


/* =========================================================
   تماس با ما — پاپ‌آپ واتساپ / تماس
   ========================================================= */

.contact-wrap{position:relative;display:inline-block}
nav a#contactBtn{display:inline-flex;align-items:center;gap:5px;color:#ffffff;font-weight:800}
nav a#contactBtn .chev{width:13px;height:13px;transition:transform .2s}
nav a#contactBtn.open .chev{transform:rotate(180deg)}
.contact-pop{position:absolute;top:calc(100% + 16px);left:0;width:280px;background:#fff;color:var(--text);border:1px solid var(--line);border-radius:16px;box-shadow:0 22px 60px rgba(15,23,42,.30);padding:12px;z-index:60;animation:popIn .18s ease}
@keyframes popIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.contact-pop::before{content:"";position:absolute;top:-7px;left:22px;width:13px;height:13px;background:#fff;border-left:1px solid var(--line);border-top:1px solid var(--line);transform:rotate(45deg)}
.contact-pop-title{font-size:11px;color:var(--muted);font-weight:700;padding:2px 6px 9px;border-bottom:1px solid var(--line);margin-bottom:8px}
.contact-opt{display:flex;align-items:center;gap:12px;padding:10px;border-radius:12px;text-decoration:none;color:var(--text);transition:.15s}
.contact-opt:hover{background:#f6f7f9}
.contact-opt .ico{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex:none}
.contact-opt .ico svg{width:22px;height:22px}
.contact-opt.wa .ico{background:#e7f8ee;color:#1faa53}
.contact-opt.call .ico{background:#fff0e6;color:var(--orange)}
.contact-opt b{display:block;font-size:13px;font-weight:800}
.contact-opt small{color:var(--muted);font-size:11px}
.contact-opt.call small{color:var(--text);font-weight:700;letter-spacing:.03em}


/* =========================================================
   FOOTER — اطلاعات تماس
   ========================================================= */

footer{padding:24px max(22px,6%) 22px}
.footer-inner{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;align-items:flex-start;gap:30px;flex-wrap:wrap;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.09)}
.footer-brand p{margin:0;font-size:11.5px;line-height:1.8;color:#cbd5e1}
.footer-logo{height:56px;width:auto;display:block;background:#fff;border-radius:13px;padding:5px 7px;margin-bottom:12px}
.footer-contact{display:flex;flex-direction:column;gap:10px;min-width:200px}
.footer-contact>b{color:#fff;font-size:13px}
.f-opt{display:flex;align-items:center;gap:9px;color:#d8dee8;text-decoration:none;font-size:13px;transition:.15s}
.f-opt:hover{color:#fff}
.f-opt svg{width:17px;height:17px;color:var(--orange);flex:none}
.f-opt .wa-ico{color:#25d366}
.footer-note{max-width:1100px;margin:16px auto 0;font-size:11px;line-height:1.8;color:#94a3b8}
@media(max-width:700px){.footer-inner{flex-direction:column}}


/* =========================================================
   آیکون‌های حرفه‌ای بخش «چرا تهران انرژی»
   ========================================================= */

.why-icon{width:64px;height:64px;margin:0 auto 14px;border-radius:18px;background:linear-gradient(135deg,#fff3e8,#ffe3c9);color:var(--orange);display:flex;align-items:center;justify-content:center;transition:.25s}
.why-card:hover .why-icon{transform:translateY(-2px) scale(1.05);box-shadow:0 12px 26px rgba(255,102,0,.22)}
.why-icon svg{width:31px;height:31px}


/* =========================================================
   گفتگوی آنلاین — دکمه شناور + پنل چت
   ========================================================= */

.chat-fab{position:fixed;right:20px;bottom:20px;z-index:95;width:58px;height:58px;border:none;border-radius:50%;background:var(--orange);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 14px 34px rgba(255,102,0,.45);transition:.25s}
.chat-fab:hover{transform:translateY(-3px)}
.chat-fab svg{width:27px;height:27px}
.chat-fab::before{content:"";position:absolute;inset:-5px;border-radius:50%;border:2px solid rgba(255,102,0,.55);animation:chatPulse 2.2s ease-out infinite}
.chat-fab.active::before{display:none}
@keyframes chatPulse{0%{transform:scale(.85);opacity:.9}70%{transform:scale(1.3);opacity:0}100%{transform:scale(1.3);opacity:0}}
.chat-fab-badge{position:absolute;top:-4px;right:-4px;min-width:21px;height:21px;border-radius:11px;background:#e11d48;color:#fff;font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center;padding:0 5px;border:2px solid #fff}

.chat-panel{position:fixed;right:20px;bottom:92px;z-index:95;width:min(365px,calc(100vw - 30px));height:min(530px,calc(100vh - 125px));height:min(530px,calc(100dvh - 125px));background:#fff;border-radius:20px;box-shadow:0 30px 80px rgba(15,23,42,.38);display:flex;flex-direction:column;overflow:hidden;opacity:0;visibility:hidden;transform:translateY(16px) scale(.97);transition:opacity .22s ease,transform .22s ease,visibility .22s}
.chat-panel.open{opacity:1;visibility:visible;transform:none}

.chat-head{background:var(--navy);color:#fff;padding:13px 15px;display:flex;align-items:center;gap:11px;flex:none}
.chat-avatar{height:40px;width:40px;background:#fff;border-radius:11px;padding:3px;flex:none}
.chat-head-title{min-width:0}
.chat-head-title b{display:block;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chat-head-title small{font-size:10.5px;color:#cbd5e1}
.chat-status{display:inline-flex;align-items:center;gap:6px}
.chat-status i{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 3px rgba(34,197,94,.28);animation:statusPulse 2s infinite}
@keyframes statusPulse{0%,100%{box-shadow:0 0 0 3px rgba(34,197,94,.28)}50%{box-shadow:0 0 0 6px rgba(34,197,94,.12)}}
.chat-close{margin-inline-start:auto;background:none;border:none;color:#cbd5e1;cursor:pointer;width:34px;height:34px;display:flex;align-items:center;justify-content:center;border-radius:10px;flex:none}
.chat-close svg{width:19px;height:19px}
.chat-close:hover{background:rgba(255,255,255,.13);color:#fff}

.chat-body{flex:1;overflow-y:auto;padding:14px;background:#f4f6f8;display:flex;flex-direction:column;gap:9px;scroll-behavior:smooth}
.msg{max-width:84%;font-size:12.5px;line-height:1.7}
.msg .bubble{padding:10px 13px;border-radius:14px;word-break:break-word;white-space:pre-wrap}
.msg.op{align-self:flex-start}
.msg.op .bubble{background:#fff;border:1px solid var(--line);border-radius:3px 14px 14px 14px;color:var(--text);box-shadow:0 2px 6px rgba(15,23,42,.05)}
.msg.me{align-self:flex-end}
.msg.me .bubble{background:var(--orange);color:#fff;border-radius:14px 3px 14px 14px}
.msg .meta{font-size:9.5px;color:var(--muted);margin-top:4px;text-align:center}
.msg.sys{align-self:center;max-width:92%;background:#e8edf3;color:#5b6b7e;font-size:10.5px;border-radius:10px;padding:6px 12px;text-align:center;line-height:1.7}
.chat-typing{align-self:flex-start;display:flex;gap:4px;padding:11px 14px;background:#fff;border:1px solid var(--line);border-radius:3px 14px 14px 14px}
.chat-typing i{width:6px;height:6px;border-radius:50%;background:#b6c0cc;animation:typing 1.2s infinite}
.chat-typing i:nth-child(2){animation-delay:.15s}
.chat-typing i:nth-child(3){animation-delay:.3s}
@keyframes typing{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-4px);opacity:1}}

.chat-form{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);background:#fff;flex:none}
.chat-input{flex:1;min-width:0;border:1px solid var(--line);border-radius:12px;padding:11px 13px;font:inherit;font-size:13px;outline:none;transition:.15s;background:#fbfcfd}
.chat-input:focus{border-color:#ffb47d;box-shadow:0 0 0 3px #ff660014;background:#fff}
.chat-send{width:44px;height:44px;border:none;border-radius:12px;background:var(--orange);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;flex:none;transition:.15s}
.chat-send:hover{filter:brightness(1.07)}
.chat-send:disabled{opacity:.55;cursor:default}
.chat-send svg{width:19px;height:19px;transform:scaleX(-1)}

/* fix: allow the [hidden] attribute to actually hide the badge */
.chat-fab-badge[hidden]{display:none}


/* =========================================================
   منوی همبرگری موبایل
   ========================================================= */

.nav-burger{display:none;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#fff;width:40px;height:40px;border-radius:11px;cursor:pointer;align-items:center;justify-content:center;flex:none;transition:.2s}
.nav-burger:hover{background:rgba(255,255,255,.16)}
.nav-burger svg{width:20px;height:20px}
.nav-burger .ic-close{display:none}
.nav-burger.open .ic-burger{display:none}
.nav-burger.open .ic-close{display:block}
.mobile-menu{display:none}
@media(max-width:800px){
  .nav-burger{display:flex}
  .mobile-menu{display:block;position:absolute;top:100%;right:0;left:0;background:var(--navy);border-top:1px solid rgba(255,255,255,.08);box-shadow:0 24px 50px rgba(0,0,0,.4);max-height:0;overflow:hidden;transition:max-height .3s ease;z-index:55}
  .mobile-menu.open{max-height:260px;border-bottom:1px solid rgba(255,255,255,.08)}
  .mobile-menu a{display:block;padding:15px max(22px,6%);color:#e6eaf0;text-decoration:none;font-size:14.5px;font-weight:700;border-bottom:1px solid rgba(255,255,255,.06)}
  .mobile-menu a:last-child{border-bottom:none}
  .mobile-menu a:active,.mobile-menu a.is-active{color:var(--orange);background:rgba(255,102,0,.08)}
}
nav a.is-active{color:var(--orange)}


/* =========================================================
   FOOTER نسخه جدید — سه ستون: درباره ما / دسترسی سریع / تماس
   ========================================================= */

.footer-inner{display:grid;grid-template-columns:1.4fr .8fr 1.2fr;gap:38px;align-items:start;padding-bottom:24px}
.footer-title{display:block;color:#fff;font-size:13.5px;font-weight:800;margin-bottom:14px}
.footer-brand p{margin:0 0 12px;font-size:11.5px;line-height:1.9;color:#b7c0cc}
.footer-more{display:inline-flex;align-items:center;gap:6px;color:#ff8a3d;text-decoration:none;font-size:12px;font-weight:800}
.footer-more:hover{gap:9px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{color:#d8dee8;text-decoration:none;font-size:12.5px;transition:.15s}
.footer-links a:hover{color:var(--orange);padding-right:3px}
.f-opt{display:flex;align-items:flex-start;gap:11px;color:#d8dee8;text-decoration:none;font-size:12.5px;line-height:1.7;transition:.15s}
.f-opt:hover{color:#fff}
.f-opt small{display:block;font-size:10px;color:#8b96a5;margin-bottom:1px}
.f-opt .ltr{font-weight:700;font-size:13px}
.f-ico{width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.07);display:flex;align-items:center;justify-content:center;flex:none;color:var(--orange)}
.f-ico svg{width:16px;height:16px}
.f-ico.wa{color:#25d366}
.f-static{cursor:default}
@media(max-width:900px){.footer-inner{grid-template-columns:1fr 1fr;gap:30px}}
@media(max-width:640px){.footer-inner{grid-template-columns:1fr;gap:26px}}


/* =========================================================
   صفحه درباره ما
   ========================================================= */

.about-hero{background:var(--navy);color:#fff;padding:36px max(22px,6%) 44px;text-align:center}
.about-hero-inner{max-width:820px;margin:auto}
.about-hero h1{font-size:38px;line-height:1.25;margin:8px 0 14px}
.about-hero p{color:#cbd5e1;line-height:1.9;font-size:15px;margin:0}
.about-story{background:#fff;border-bottom:1px solid var(--line)}
.about-story-inner{max-width:1100px;margin:auto;padding:56px 22px;display:grid;grid-template-columns:1.5fr 1fr;gap:44px;align-items:start}
.about-story-text h2{font-size:26px;margin:6px 0 16px}
.about-story-text p{color:#3f4b5b;line-height:2.05;font-size:14px;margin:0 0 16px}
.about-story-side{display:flex;flex-direction:column;gap:12px}
.about-stat{background:#fff8f2;border:1px solid #ffe4cc;border-radius:16px;padding:16px 18px}
.about-stat b{display:block;font-size:19px;color:#c2410c}
.about-stat small{color:var(--muted);font-size:11.5px;line-height:1.7;display:block;margin-top:3px}
.about-strengths{padding:32px 0 6px}
.strength-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:18px}
.strength-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px 20px;text-align:center;transition:.25s}
.strength-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(15,23,42,.07)}
.strength-card h3{margin:0 0 10px;font-size:15.5px}
.strength-card p{margin:0;font-size:12px;color:var(--muted);line-height:1.95}
@media(max-width:900px){.about-story-inner{grid-template-columns:1fr;gap:30px}.about-hero h1{font-size:31px}}

/* --- گالری پروژه‌ها --- */
.about-projects{padding:56px 0 26px}
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.proj-item{margin:0;position:relative;border-radius:18px;overflow:hidden;cursor:zoom-in;aspect-ratio:4/3;background:#e9edf2}
.proj-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.proj-item:hover img{transform:scale(1.06)}
.proj-item figcaption{position:absolute;inset:auto 0 0 0;padding:26px 14px 12px;background:linear-gradient(to top,rgba(15,23,42,.75),transparent);color:#fff;font-size:11px;display:flex;align-items:center;gap:7px;opacity:0;transition:.25s}
.proj-item:hover figcaption{opacity:1}
.proj-item figcaption svg{width:15px;height:15px}
.proj-empty{margin-top:18px;background:#fff;border:1.5px dashed #cbd5e1;border-radius:20px;padding:44px 20px;text-align:center;color:var(--muted)}
.proj-empty svg{width:38px;height:38px;color:#94a3b8;margin-bottom:10px}
.proj-empty b{display:block;color:var(--text);font-size:14px;margin-bottom:6px}
.proj-empty p{margin:0;font-size:12px}
@media(max-width:800px){.proj-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.proj-grid{grid-template-columns:1fr}}

/* --- لایت‌باکس --- */
.lightbox{position:fixed;inset:0;background:rgba(8,12,20,.92);z-index:120;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:.25s}
.lightbox.open{opacity:1;visibility:visible}
.lightbox img{max-width:min(1000px,88vw);max-height:84vh;border-radius:14px;box-shadow:0 30px 90px rgba(0,0,0,.6)}
.lightbox button{position:fixed;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;width:44px;height:44px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s}
.lightbox button:hover{background:rgba(255,255,255,.22)}
.lightbox button svg{width:20px;height:20px}
.lb-close{top:20px;left:20px}
.lb-next{left:18px;top:50%;transform:translateY(-50%)}
.lb-prev{right:18px;top:50%;transform:translateY(-50%)}
@media(max-width:640px){.lb-next{left:8px}.lb-prev{right:8px}.lightbox img{max-width:94vw;max-height:76vh}}

/* --- CTA --- */
.about-cta{padding:26px max(22px,6%) 42px}
.about-cta-inner{max-width:1100px;margin:auto;background:var(--navy);border-radius:24px;padding:38px 34px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;color:#fff}
.about-cta h2{margin:0 0 8px;font-size:22px}
.about-cta p{margin:0;color:#cbd5e1;font-size:13px;line-height:1.8}
.btn.big{padding:14px 26px;font-size:14px;border-radius:12px}.btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}.btn.ghost:hover{background:rgba(255,255,255,.1)}


/* =========================================================
   چت — بهبود جدی موبایل (کیبورد، زوم، تمام‌صفحه)
   ========================================================= */

/* در موبایل پنل «تمام‌صفحه» است و هندسه‌اش توسط JS روی visualViewport
   قفل می‌شود؛ یعنی با باز شدن کیبورد هم پنل دقیقاً به اندازه ناحیه
   قابل مشاهده جمع می‌شود و هیچ‌وقت از بالای صفحه بیرون نمی‌زند. */

/* جلوگیری از زوم iOS هنگام فوکوس روی ورودی: فونت >= 16px */
@media (pointer:coarse), (max-width:560px){
  .chat-input{font-size:16px !important;line-height:1.5}
  .chat-input::placeholder{font-size:13.5px}
}

/* موبایل: چت تمام‌صفحه — همیشه کامل دیده می‌شود تا وقتی که خودتان ببندید */
@media(max-width:560px){
  .chat-fab{right:14px;bottom:14px;width:54px;height:54px}
  .chat-panel{
    top:0;right:0;left:0;bottom:0;
    width:100vw;
    height:100vh;
    height:100dvh;
    border-radius:0;
    transform:none;
  }
  /* اسکرول پس‌زمینه هنگام باز بودن چت قفل می‌شود */
  body.chat-open{overflow:hidden}
  /* دکمه بستن بزرگ و راحت برای لمس */
  .chat-close{width:44px;height:44px;border-radius:13px;background:rgba(255,255,255,.16)}
  .chat-close svg{width:24px;height:24px}
  .chat-close:active{background:rgba(255,255,255,.3)}
  .chat-head{padding:11px 13px}
  .chat-body{padding:11px}
  .msg{font-size:13.5px}
  .chat-form{padding:10px;gap:7px}
  .chat-send{width:46px;height:46px}
}

.msg.sys.warn{background:#fdf0ef;color:#b42318;border:1px solid #f3c7c3}

/* در موبایل فونت همه فرم‌ها >= 16px است تا iOS هنگام تایپ صفحه را زوم نکند */
@media(max-width:560px){
  input,select,textarea{font-size:16px !important}
}


/* =========================================================
   صفحه اصلی نسخه جدید — هیرو تصویری، خدمات، مسیر کار، CTA
   ========================================================= */

.hero-home{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center;max-width:1150px;margin:0 auto;padding:28px max(22px,6%) 40px}
.hero-copy .eyebrow{margin-bottom:8px}
.hero-copy h1{font-size:42px;line-height:1.28;margin:0 0 14px}
.hero-copy .hl{color:#c2410c}
.hero-lead{color:#c9d3e0;font-size:15px;line-height:1.85;margin:0 0 18px;max-width:540px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.trust-row{display:flex;gap:9px;flex-wrap:wrap}
.trust-chip{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);color:#e6eaf0;border-radius:999px;padding:7px 14px;font-size:12px;font-weight:700}
.trust-chip svg{width:15px;height:15px;color:var(--orange)}
.hero-visual{position:relative}
.hero-img{width:100%;height:430px;object-fit:cover;border-radius:26px;box-shadow:0 30px 70px rgba(0,0,0,.45);display:block}
.hero-float{position:absolute;background:#fff;border-radius:16px;padding:12px 18px;box-shadow:0 18px 44px rgba(15,23,42,.28);animation:floatY 4.5s ease-in-out infinite}
.hero-float b{display:block;color:#c2410c;font-size:19px}
.hero-float small{color:var(--muted);font-size:10.5px}
.hf-1{top:24px;right:-14px}
.hf-2{bottom:34px;left:-14px;animation-delay:1.6s}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

.services{padding:30px 0 4px}
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:14px}
.service-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px 22px;transition:.25s}
.service-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(15,23,42,.07)}
.service-card h3{margin:0 0 10px;font-size:15.5px}
.service-card p{margin:0;font-size:12px;color:var(--muted);line-height:1.95}

.steps-sec{padding:30px 0 4px}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px;counter-reset:step}
.step-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px 20px}
.step-card b{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:13px;background:linear-gradient(135deg,#ff6600,#ff8a3d);color:#fff;font-size:17px;margin-bottom:13px;box-shadow:0 10px 22px rgba(255,102,0,.3)}
.step-card h3{margin:0 0 8px;font-size:14.5px}
.step-card p{margin:0;font-size:11.5px;color:var(--muted);line-height:1.9}

.home-cta{padding:28px max(22px,6%) 40px}
.home-cta-inner{max-width:1100px;margin:0 auto;position:relative;border-radius:26px;overflow:hidden;min-height:240px;display:flex;align-items:center}
.home-cta-inner>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.home-cta-inner::after{content:"";position:absolute;inset:0;background:linear-gradient(to left,rgba(15,23,42,.92) 30%,rgba(15,23,42,.55))}
.home-cta-copy{position:relative;z-index:1;color:#fff;padding:30px 38px;max-width:600px}
.home-cta-copy h2{margin:0 0 10px;font-size:25px}
.home-cta-copy p{margin:0 0 22px;color:#cbd5e1;font-size:13.5px;line-height:1.9}
@media(max-width:950px){.hero-home{grid-template-columns:1fr;gap:22px;padding:18px max(22px,6%) 30px}.hero-copy h1{font-size:29px}.hero-img{height:280px}.steps-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.steps-grid{grid-template-columns:1fr}.hero-copy{text-align:center}.hero-copy h1{font-size:24px;line-height:1.5;margin:0 auto 10px}.hero-lead{font-size:13px;margin:0 auto 16px}.hero-actions{justify-content:center;margin-bottom:14px}.hero-actions .btn{min-width:180px;text-align:center}.trust-row{justify-content:center}.trust-chip{padding:6px 12px;font-size:11.5px}.hero-img{height:220px;border-radius:18px}.hero-float{padding:8px 12px;border-radius:12px}.hero-float b{font-size:14px}.hero-float small{font-size:9.5px}.hf-1{top:12px;right:12px}.hf-2{bottom:12px;left:12px}.home-cta-copy{padding:26px 22px}.home-cta-copy h2{font-size:19px}}

/* دکمه شناور طراح — فقط صفحه اصلی */
.designer-fab{position:fixed;left:20px;bottom:20px;z-index:92;display:flex;align-items:center;gap:9px;background:linear-gradient(135deg,#ff6600,#ff8a3d);color:#fff;text-decoration:none;font-weight:800;font-size:13px;padding:13px 20px;border-radius:999px;box-shadow:0 14px 34px rgba(255,102,0,.45);transition:.25s;animation:fabIn .5s ease}
.designer-fab:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(255,102,0,.55)}
.designer-fab svg{width:19px;height:19px}
.designer-fab span{white-space:nowrap}
@keyframes fabIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@media(max-width:560px){
  .designer-fab{left:12px;bottom:14px;padding:9px 14px;font-size:11.5px;gap:6px}
  .designer-fab svg{width:15px;height:15px}
}

/* =========================================================
   صفحه طراح — بنر معرفی کوچک
   ========================================================= */
.design-page .hero{background:var(--navy);color:#fff;padding:34px max(22px,6%);text-align:center}
.design-page .hero h1{font-size:28px;margin:8px 0 10px}
.design-page .hero p{margin:0;color:#cbd5e1;font-size:13.5px}
/* فاصله هدر تا متن — جمع‌وجورتر */
body.design-page .container{padding-top:14px}
body.design-page .intro{margin-bottom:20px}
body.design-page .intro h2{margin:3px 0 8px}
body.design-page .workflow{margin:14px 0 18px}

/* =========================================================
   فرم درخواست پکیج
   ========================================================= */
.req-overlay[hidden]{display:none!important}
.req-overlay{position:fixed;inset:0;z-index:130;background:rgba(8,12,20,.66);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:18px;opacity:0;transition:opacity .22s ease}
.req-overlay.open{opacity:1}
.req-modal{position:relative;background:#fff;border-radius:24px;max-width:480px;width:100%;max-height:92vh;overflow-y:auto;padding:30px 28px;transform:translateY(14px) scale(.98);transition:transform .22s ease}
.req-overlay.open .req-modal{transform:none}
.req-close{position:absolute;top:14px;left:14px;width:36px;height:36px;border:none;border-radius:11px;background:#f1f4f8;color:#475569;cursor:pointer;display:flex;align-items:center;justify-content:center}
.req-close svg{width:18px;height:18px}
.req-close:hover{background:#e5eaf0}
.req-modal h3{margin:8px 0 6px;font-size:19px;color:var(--navy)}
.req-sub{margin:0 0 16px;color:var(--muted);font-size:12px;line-height:1.9}
.req-summary{background:#fff8f2;border:1px solid #ffe4cc;border-radius:14px;padding:6px 14px;margin-bottom:16px}
.req-sum-row{display:flex;justify-content:space-between;gap:14px;padding:9px 0;border-bottom:1px dashed #f3d9bd;font-size:12px;align-items:baseline}
.req-sum-row:last-child{border-bottom:none}
.req-sum-row span{color:#7c6a58}
.req-sum-row b{color:var(--navy);font-size:12px;text-align:left}
.req-sum-row.total b{color:#c2410c;font-size:13.5px}
.req-label{display:block;font-size:12px;font-weight:700;color:#334155;margin:12px 0 6px}
.req-input{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;font:inherit;font-size:15px;outline:none;transition:.15s;background:#fbfcfd}
.req-input:focus{border-color:#ffb47d;box-shadow:0 0 0 3px #ff660014;background:#fff}
.req-err{color:#b42318;font-size:11.5px;min-height:17px;margin-top:9px}
.req-submit{width:100%;margin-top:6px}
.req-note{display:block;text-align:center;color:#94a3b8;font-size:10.5px;margin-top:11px}
.req-done{text-align:center;padding:14px 4px}
.req-done-ico{width:64px;height:64px;border-radius:50%;background:#e8f8ee;color:#16a34a;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.req-done-ico svg{width:30px;height:30px}
.req-done h3{margin:0 0 8px}
.req-done p{color:var(--muted);font-size:12.5px;line-height:2;margin:0 0 20px}
body.req-open{overflow:hidden}

/* ورودی‌های طراح: بدون فلش‌های کنار عدد + تایپ راحت */
.facility-fields input[type=number]{-moz-appearance:textfield;appearance:textfield;font-size:14px}
.facility-fields input::-webkit-outer-spin-button,.facility-fields input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.facility-fields .field input{padding:11px 12px}
.facility-fields.qty-only{grid-template-columns:1fr 1fr 1fr}
.facility-fields.qty-only .field:first-child{grid-column:1/-1}
.facility-fields.qty-only .field:first-child input{max-width:130px}

/* =========================================================
   V13 NEW DESIGN LAYER — Solis-style, palette: navy/orange, RTL
   ========================================================= */

/* ---------- floating pill nav ---------- */
.snav-wrap{position:sticky;top:10px;z-index:70;padding:12px 14px 0;margin-bottom:-70px}
.snav{max-width:1060px;margin:0 auto;height:auto;background:rgba(255,255,255,.94);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid rgba(15,23,42,.08);border-radius:999px;box-shadow:0 12px 34px rgba(15,23,42,.12);display:flex;align-items:center;justify-content:space-between;gap:14px;padding:8px 12px}
.snav-logo{display:flex;align-items:center;flex:none;text-decoration:none}
.snav-logo img{height:46px;width:auto;display:block}
.snav-links{display:flex;align-items:center;gap:2px}
.snav-links a{color:#243044;font-weight:600;font-size:13.5px;text-decoration:none;padding:9px 15px;border-radius:999px;transition:.18s}
.snav-links a:hover{background:#fff1e8;color:#c2410c}
.snav-links a.is-active{background:#fff1e8;color:#c2410c;font-weight:800}
.snav-side{display:flex;align-items:center;gap:8px;flex:none}
.snav-cta{display:inline-flex;align-items:center;gap:5px;background:#c2410c;color:#fff;text-decoration:none;font-weight:800;font-size:13px;padding:10px 18px;border-radius:999px;box-shadow:0 6px 16px rgba(194,65,12,.32);transition:.18s;white-space:nowrap}
.snav-cta:hover{filter:brightness(.92)}
.snav-cta .chev{width:14px;height:14px}
.snav .nav-burger{display:none;color:var(--navy)}

/* pill nav — mobile */
@media(max-width:860px){
  .snav-links{display:none}
  .snav{padding:7px 10px}
  .snav .snav-side{display:contents}
  .snav .nav-burger{order:1;display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;background:#f2f4f7;border:none;border-radius:14px;cursor:pointer}
  .snav .snav-logo{order:2}
  .snav .contact-wrap{order:3}
  .snav-cta{padding:9px 13px;font-size:12px}
  .snav-cta .chev{display:none}
  .snav-wrap .mobile-menu{margin:8px 6px 0;border:none;border-radius:20px;background:#0f172a;box-shadow:0 26px 60px rgba(0,0,0,.45)}
  .snav-wrap .mobile-menu a{color:#e6eaf0;border-bottom:none;border-radius:14px;margin:4px 8px;padding:13px 16px;font-weight:600}
  .snav-wrap .mobile-menu a.is-active{background:rgba(255,102,0,.16);color:#ff9d57}
  .snav-wrap .mobile-menu a:last-child{margin-bottom:8px}
}

/* ---------- pill tag (بج بخش‌ها) ---------- */
.stag{display:inline-flex;align-items:center;gap:6px;background:#fff4ec;color:#c2410c;border:1px solid #ffdcc4;border-radius:999px;padding:7px 16px;font-size:11.5px;font-weight:800}
.stag-light{background:rgba(20,26,44,.42);color:#ffc08a;border-color:rgba(255,150,70,.42);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}

/* ---------- hero ---------- */
.shero{position:relative;background:var(--navy);color:#fff;overflow:hidden}
.shero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.shero-veil{position:absolute;inset:0;background:linear-gradient(to left,rgba(10,15,29,.86) 24%,rgba(10,15,29,.52) 58%,rgba(10,15,29,.16))}
.shero-inner{position:relative;z-index:1;max-width:1150px;margin:0 auto;padding:152px max(22px,6%) 92px;display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center}
.shero-copy .stag{margin-bottom:16px}
.shero h1{font-size:45px;line-height:1.4;margin:0 0 16px;font-weight:900;color:#fff}
.shero h1 .hl{color:#ff8a3d}
.shero-lead{color:#cfd7e3;font-size:15px;line-height:2;margin:0 0 22px;max-width:520px}
.shero-actions{display:flex;gap:12px;flex-wrap:wrap}
.shero .btn.ghost{border-color:rgba(255,255,255,.45);color:#fff;background:rgba(255,255,255,.06)}
.shero .btn.ghost:hover{background:rgba(255,255,255,.14)}
.sglass{justify-self:start;width:min(330px,100%);background:rgba(12,18,34,.58);border:1px solid rgba(255,255,255,.30);border-radius:22px;padding:6px 22px;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 24px 60px rgba(0,0,0,.35)}
.sglass-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:15px 0}
.sglass-row b{color:#ffb877;font-size:28px;font-weight:900;white-space:nowrap}
.sglass-row small{color:#e3e9f2;font-size:12.5px;line-height:1.7}
.sglass-sep{height:1px;background:rgba(255,255,255,.16)}
.sglass-row-ico{justify-content:flex-start}
.sglass-ic{width:40px;height:40px;border-radius:13px;background:rgba(255,138,61,.24);display:flex;align-items:center;justify-content:center;color:#ffb877;flex:none}
.sglass-ic svg{width:20px;height:20px}

/* ---------- mission (درباره ما) ---------- */
.smission{padding:62px max(22px,6%) 26px;text-align:center}
.smission-photos{display:flex;justify-content:center;align-items:center;gap:14px;margin-bottom:28px}
.smission-photos img{width:min(240px,42vw);aspect-ratio:4/3;object-fit:cover;border-radius:16px;border:6px solid #fff;box-shadow:0 18px 44px rgba(15,23,42,.18)}
.smission-photos img:first-child{transform:rotate(-4deg)}
.smission-photos img:last-child{transform:rotate(3deg)}
.smission-text{font-size:26px;font-weight:800;line-height:2.05;max-width:790px;margin:18px auto 26px;color:#1a2436}
.smission-text .hl{color:#c2410c}
.smission-text .dim{color:#93a0b4;font-weight:700}

/* ---------- features (خدمات ما) ---------- */
.sfeats{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:56px max(22px,6%);text-align:center}
.sfeats h2,.swhy h2,.show-info h2{font-size:30px;font-weight:900;margin:14px 0 8px;color:#141d30}
.ssec-lead{color:var(--muted);font-size:13.5px;line-height:1.9;max-width:640px;margin:0 auto 34px}
.sfeats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:1100px;margin:0 auto;text-align:right}
.sfeat{background:#fafbfc;border:1px solid var(--line);border-radius:20px;padding:24px 22px;transition:.25s}
.sfeat:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(15,23,42,.07)}
.sfeat-ic{width:52px;height:52px;border-radius:16px;background:#fff1e8;color:#e2650a;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.sfeat-ic svg{width:25px;height:25px}
.sfeat h3{font-size:15.5px;font-weight:800;margin:0 0 8px;color:#141d30}
.sfeat p{font-size:12.5px;color:var(--muted);line-height:2;margin:0}

/* ---------- why (چرا تهران انرژی — شطرنجی) ---------- */
.swhy{padding:64px max(22px,6%) 30px;text-align:center}
.swhy-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:1060px;margin:30px auto 0;text-align:right}
.swhy-photo{margin:0;position:relative;border-radius:22px;overflow:hidden;min-height:215px}
.swhy-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.4s}
.swhy-photo:hover img{transform:scale(1.04)}
.swhy-item{background:#fff;border:1px solid var(--line);border-radius:22px;min-height:215px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:13px;padding:26px;text-align:center;transition:.25s}
.swhy-item:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(15,23,42,.07)}
.swhy-ic{width:56px;height:56px;border-radius:18px;background:#fff1e8;color:#e2650a;display:flex;align-items:center;justify-content:center;flex:none}
.swhy-ic svg{width:27px;height:27px}
.swhy-item h3{font-size:18.5px;font-weight:800;margin:0;color:#141d30}




/* ---------- steps (مسیر کار — پنل تیره) ---------- */
.ssteps-wrap{padding:44px max(22px,6%) 24px}
.ssteps{max-width:1060px;margin:0 auto;background:var(--navy);border-radius:30px;padding:46px 42px;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;color:#fff;position:relative;overflow:hidden}
.ssteps::after{content:"";position:absolute;width:360px;height:360px;border-radius:50%;background:radial-gradient(closest-side,rgba(255,102,0,.28),transparent);top:-130px;left:-110px;pointer-events:none}
.ssteps h2{font-size:29px;font-weight:900;margin:14px 0 24px;color:#fff}
.ssteps-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:19px}
.ssteps-list li{display:grid;grid-template-columns:46px 1fr;gap:14px;align-items:start}
.ssteps-list li b{width:46px;height:46px;border-radius:15px;background:linear-gradient(135deg,#ff6600,#ff8a3d);color:#fff;font-size:15.5px;font-weight:900;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 22px rgba(255,102,0,.35)}
.ssteps-list h3{margin:0 0 5px;font-size:15.5px;color:#fff}
.ssteps-list p{margin:0;font-size:12.5px;color:#b9c2d2;line-height:1.95}
.ssteps-visual{margin:0;position:relative;border-radius:22px;overflow:hidden;min-height:350px}
.ssteps-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* ---------- info (پشت صحنه محاسبه‌گر) ---------- */
.show-info{background:#fff;border-top:1px solid var(--line);padding:56px max(22px,6%);text-align:center}
.sinfo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:1060px;margin:30px auto 0;text-align:right}
.sinfo-card{background:#f8f9fb;border:1px solid var(--line);border-radius:20px;padding:24px;transition:.25s}
.sinfo-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(15,23,42,.06)}
.sinfo-card h3{margin:0 0 9px;font-size:15.5px;color:#141d30}
.sinfo-card p{margin:0;font-size:12.5px;color:var(--muted);line-height:2}

/* ---------- CTA band ---------- */
.scta{position:relative;background:var(--navy);color:#fff;overflow:hidden}
.scta-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.scta-veil{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,15,29,.90) 0%,rgba(10,15,29,.58) 48%,rgba(10,15,29,.26) 100%)}
.scta-inner{position:relative;z-index:1;max-width:780px;margin:0 auto;text-align:center;padding:76px 22px}
.scta h2{font-size:31px;font-weight:900;margin:0 0 12px;color:#fff}
.scta p{color:#c9d3e0;font-size:13.5px;line-height:1.95;margin:0 0 26px}

/* ---------- footer ---------- */
.sfooter{background:#0b1220;color:#cbd5e1;padding:54px max(22px,6%) 24px}
.sfooter .footer-title{color:#fff}


/* ---------- per-page top offset (nav overlays content) ---------- */
body.design-page .container{padding-top:112px}
.about-hero{padding-top:122px}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .sfeats-grid{grid-template-columns:1fr 1fr}
  .shero h1{font-size:36px}
}
@media(max-width:900px){
  .ssteps{grid-template-columns:1fr;gap:26px;padding:34px 28px}
  .ssteps-visual{min-height:210px;order:2}
}
@media(max-width:860px){
  .sinfo-grid{grid-template-columns:1fr}
  .shero-inner{grid-template-columns:1fr;gap:28px;padding:118px 20px 62px}
  .shero-copy{text-align:center}
  .shero-lead{margin-left:auto;margin-right:auto}
  .shero-actions{justify-content:center}
  .sglass{justify-self:center;width:100%}
  .sfeats h2,.swhy h2,.show-info h2{font-size:25px}
  .smission-text{font-size:20px}
  .scta h2{font-size:24px}
}
@media(max-width:700px){
  .swhy-grid{grid-template-columns:1fr}
  .swhy-photo,.swhy-item{min-height:185px}
  /* موبایل: ترتیب جدید — اول باکس متن، بعد عکس، به‌صورت یک‌درمیان */
  .swhy-item.w2{order:1}.swhy-photo.w1{order:2}
  .swhy-item.w3{order:3}.swhy-photo.w4{order:4}
  .swhy-item.w6{order:5}.swhy-photo.w5{order:6}
  .swhy-item.w7{order:7}.swhy-photo.w8{order:8}
}
@media(max-width:600px){
  .sfeats-grid{grid-template-columns:1fr}
  .shero h1{font-size:25px;line-height:1.6}
  .shero-lead{font-size:13px}
  .smission-photos img{width:min(180px,44vw);border-width:4px}
  .smission-text{font-size:17.5px;line-height:2}
  .ssteps-list li b{width:40px;height:40px;border-radius:13px;font-size:14px}
  .ssteps-list li{grid-template-columns:40px 1fr}
  .sfooter{padding-top:44px}
}

/* ================= V13B — feedback fixes ================= */
.snav-logo { gap:10px }
.snav-brand { font-weight:900;font-size:16.5px;color:#101a2e;white-space:nowrap;letter-spacing:.2px }
.btn.primary:hover { background:#a83708;border-color:#a83708 }
.shero-bg, .scta-bg { filter:brightness(1.07) saturate(1.04) }
.shero-copy h1, .shero-copy .shero-lead { text-shadow:0 2px 16px rgba(8,12,24,.55) }
.scta-inner h2, .scta-inner p { text-shadow:0 2px 14px rgba(8,12,24,.6) }
.footer-brand-row { display:flex;align-items:center;gap:12px;margin-bottom:12px }
.footer-brand-row .footer-logo { margin-bottom:0 }
.footer-brand-name { font-size:17px;font-weight:800;color:#fff }
/* --- quantity stepper (افزایش/کاهش تعداد وسایل) --- */
.qty-box { display:flex;align-items:stretch;gap:6px }
.qty-box .qty { flex:1;min-width:0;text-align:center;max-width:none }
.qbtn { flex:none;width:40px;padding:0;border:1px solid #d5d9df;background:#fff;border-radius:8px;color:#c2410c;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.15s }
.qbtn svg { width:17px;height:17px }
.qbtn:hover { background:#fff1e8;border-color:#eeb08c }
.facility-fields.qty-only .qty-box { max-width:200px }
@media(max-width:860px){
  .snav-logo { gap:8px }
  .snav-brand { font-size:14px }
  .snav-logo img { height:38px }
}
@media(max-width:600px){
  .shero-veil{
  position:absolute;
  inset:0;
  background:linear-gradient(
    to left,
    rgba(10,15,29,.68),
    rgba(10,15,29,.48),
    rgba(10,15,29,.30)
  );
}}


/* ================= V17B — user feedback (smaller header/cards/fabs, fonts, gaps) ================= */
/* --- result cards: compact everywhere --- */
.cards { gap: 12px !important; margin-top: 14px !important; }
.card { border-radius: 18px !important; }
.card-header { padding: 12px 15px; }
.card-header h4 { font-size: 15px; }
.card-header small { font-size: 9.5px; }
.specs { padding: 4px 15px; }
.spec-row { gap: 12px; padding: 7px 0; }
.spec-label { font-size: 10px; }
.spec-value { font-size: 11.5px; }
.price-section { margin-top: 4px; padding: 11px 15px 13px; }
.price-section h5 { margin: 0 0 7px; font-size: 12px; }
.choose-package-btn { padding: 10px 12px; border-radius: 14px; }
/* 3 cards always together on desktop/tablet; single column only on phones */
@media(max-width:950px){
  .cards:not(.cards-1):not(.cards-2) { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
}
@media(max-width:800px){
  .cards:not(.cards-1):not(.cards-2) { grid-template-columns: minmax(0, 1fr) !important; }
}
/* --- phone: much shorter cards --- */
@media(max-width:700px){
  .results { padding: 14px 10px; }
  .cards, .cards.cards-1, .cards.cards-2 { gap: 10px !important; }
  .card-header { padding: 11px 12px; }
  .card-header h4 { font-size: 14px; }
  .specs { padding: 3px 12px; }
  .spec-row { gap: 8px; padding: 6px 0; }
  .spec-label { font-size: 9.5px; }
  .spec-value { font-size: 10.5px; }
  .price-section { padding: 10px 12px; }
  .choose-package-btn { min-height: 38px; font-size: 11.5px; padding: 9px 10px; }
}
@media(max-width:400px){
  .card-header { padding: 10px 11px; }
  .specs { padding: 3px 11px; }
  .spec-row { gap: 2px; }
  .spec-value { font-size: 10px; }
}
/* --- header: smaller pill, logo, fonts --- */
.snav-wrap { padding: 8px 10px 0; margin-bottom: -56px; }
.snav { gap: 10px; padding: 6px 9px; }
.snav-logo { gap: 8px }
.snav-logo img { height: 34px }
.snav-brand { font-size: 13.5px; letter-spacing: 0 }
.snav-links { gap: 1px }
.snav-links a { font-size: 12px; padding: 7px 12px; }
.snav-side { gap: 6px }
.snav-cta { font-size: 11.5px; padding: 8px 14px; box-shadow: 0 4px 12px rgba(194,65,12,.28) }
.snav-cta .chev { width: 12px; height: 12px }
.shero-inner { padding: 116px max(22px,6%) 72px; }
body.design-page .container { padding-top: 86px; }
.about-hero { padding-top: 92px; }
@media(max-width:860px){
  .snav-logo { gap: 6px }
  .snav-logo img { height: 28px }
  .snav-brand { font-size: 12px }
  .snav .nav-burger { width: 36px; height: 36px; border-radius: 12px }
  .snav-cta { font-size: 10.5px; padding: 7px 11px }
  .snav-wrap .mobile-menu a { padding: 11px 14px; }
  .shero-inner { padding: 84px 20px 48px; }
  .snav-wrap { margin-bottom: -46px; }
}
/* --- floating buttons: smaller on desktop only (phone keeps previous size) --- */
@media(min-width:861px){
  .chat-fab { width: 46px; height: 46px; box-shadow: 0 10px 26px rgba(255,102,0,.42) }
  .chat-fab svg { width: 20px; height: 20px }
  .chat-fab-badge { min-width: 18px; height: 18px; border-radius: 9px; font-size: 10px; }
  .designer-fab { gap: 7px; font-size: 11.5px; padding: 10px 15px; box-shadow: 0 10px 26px rgba(255,102,0,.42) }
  .designer-fab svg { width: 15px; height: 15px }
  .chat-panel { bottom: 72px; }
}
@media(max-width:700px){
  .price-row { padding: 4px 0; font-size: 10px; }
  .price-section h5 { margin: 0 0 5px; }
  .spec-row { padding: 5px 0; }
}

/* ================= V17C — هیرو در موبایل =================
   فقط موبایل (≤600px): متن زیر تیتر مخفی می‌شود و دکمه «درباره ما»
   از زیر متن به زیر جعبه شیشه‌ای (۳۶ ماه گارانتی و ...) منتقل می‌شود.
   ترفند: با display:contents فرزندان .shero-copy مستقیم‌عضو گرید
   .shero-inner می‌شوند و با order جابه‌جا می‌شوند؛ دسکتاپ دست‌نخورده. */
@media(max-width:600px){
  .shero-copy { display: contents; }
  .shero-lead { display: none; }
  .shero-copy .stag { justify-self: center; }
  .sglass { order: 1; }
  .shero-actions { order: 2; }
}

/* ============================================================
   V18L — پنجره اطلاع‌ی پس از محاسبه + حالت «پکیج یافت نشد»
   ============================================================ */
.calc-notice-overlay{position:fixed;inset:0;z-index:150;background:rgba(8,12,20,.66);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:18px;opacity:0;transition:opacity .22s ease}
.calc-notice-overlay[hidden]{display:none!important}
.calc-notice-overlay.open{opacity:1}
.calc-notice-modal{position:relative;background:#fff;border-radius:24px;max-width:432px;width:100%;max-height:92vh;overflow-y:auto;padding:30px 26px 26px;text-align:center;transform:translateY(14px) scale(.98);transition:transform .22s ease;box-shadow:0 24px 70px rgba(8,12,20,.35)}
.calc-notice-overlay.open .calc-notice-modal{transform:none}
.calc-notice-ic{width:62px;height:62px;margin:0 auto 12px;border-radius:20px;background:#fff1e8;color:#e2650a;display:flex;align-items:center;justify-content:center}
.calc-notice-ic svg{width:31px;height:31px}
.calc-notice-modal h3{margin:0 0 8px;font-size:19px;font-weight:900;color:var(--navy,#141d30)}
.calc-notice-modal p{margin:0 0 18px;font-size:14.5px;line-height:2;color:#475569}
.calc-notice-modal .btn{width:100%;justify-content:center}
/* حالت «پکیج متناسب یافت نشد» در نتایج */
.no-package{text-align:center;padding:38px 22px}
.no-package-ic{width:64px;height:64px;margin:0 auto 14px;border-radius:20px;background:#fff1e8;color:#e2650a;display:flex;align-items:center;justify-content:center}
.no-package-ic svg{width:32px;height:32px}
.no-package b{display:block;font-size:17px;font-weight:900;color:var(--navy,#141d30);margin-bottom:8px}
.no-package p{margin:0 auto 18px;max-width:420px;font-size:14px;line-height:2;color:#475569}
.no-package .no-package-call{display:inline-flex;align-items:center;gap:8px;justify-content:center}
.no-package .no-package-call svg{width:18px;height:18px}

/* ============================================================
   V20 — حالت «روز+شب»: ساعت مصرف شب، مصرف‌کننده‌های چندگانه،
   ردیف ظرفیت در سرتیتر کارت‌ها و ردیف‌های انرژی روز/شب خلاصه
   ============================================================ */

/* جعبه «ساعت مصرف در شب» داخل گزینه روز+شب */
.night-hours-box{margin-top:12px;background:#fff8f2;border:1px solid #ffe4cc;border-radius:12px;padding:12px 14px;cursor:default}
.night-hours-box label{display:block;font-size:11.5px;font-weight:800;color:#7c4a12;margin-bottom:8px}
.night-hours-box .qty-box{max-width:200px}
.night-hours-box small{display:block;margin-top:8px;color:#a17853;font-size:10px;line-height:1.8}
.night-hours-box .nh-input{text-align:center}

/* ردیف‌های «مصرف‌کننده دیگر» داخل جعبه سایر مصرف‌کننده‌ها */
.other-extras{margin-top:12px;display:flex;flex-direction:column;gap:10px}
.other-extra{border-top:1px dashed var(--line);padding-top:10px}
.oe-head{display:flex;justify-content:space-between;align-items:center;font-size:11px;font-weight:800;color:var(--muted);margin-bottom:8px}
.oe-del{border:none;background:#fee2e2;color:#b42318;border-radius:8px;padding:5px 10px;font:inherit;font-size:10.5px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:5px}
.oe-del svg{width:13px;height:13px}
.oe-del:hover{background:#fecaca}

/* دکمه «افزودن مصرف‌کننده دیگر» */
.oe-add{margin-top:12px;width:100%;display:flex;align-items:center;justify-content:center;gap:7px;border:1.5px dashed #f0a35e;background:#fff8f2;color:#c2410c;border-radius:11px;padding:10px 12px;font:inherit;font-size:12px;font-weight:800;cursor:pointer;transition:.15s}
.oe-add svg{width:15px;height:15px}
.oe-add:hover{background:#fff1e4;border-color:#e2843a}

/* فیلدهای «سایر مصرف‌کننده‌ها» — همهٔ ورودی‌ها در «یک ردیف» فشرده (موبایل + دسکتاپ) */
.facility-fields.other-fields{grid-template-columns:repeat(auto-fit,minmax(0,1fr));gap:6px}
.facility-fields.other-fields .field:first-child{grid-column:auto}
.facility-fields.other-fields .field:first-child .qty-box{max-width:none}
.facility-fields.other-fields .qty-box{gap:0}
.facility-fields.other-fields .qbtn{display:none}
.facility-fields.other-fields .field input{padding:8px 6px;font-size:14px;text-align:center}
.facility-fields.other-fields .field label{font-size:9.5px;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* جلوگیری از زوم‌شدن صفحه با دوضربه‌ای (double-tap) روی دکمه‌ها و کنترل‌ها در موبایل */
button,a,input,select,textarea,label,.facility,.option,.ac,.card,.btn,[role="button"]{touch-action:manipulation}

/* ردیف ظرفیت بانک باتری + توان پنل در سرتیتر کارت پکیج */
.card-header small.card-cap{display:block;margin-top:4px;color:#c2410c;font-weight:800;font-size:11px}

/* ردیف‌های انرژی روز/شب در خلاصه — فقط حالت روز+شب */
.summary-item[hidden]{display:none}