/* ==========================================================
   مبتکران صنایع راه شاهرود — Design System
   Industrial / Engineering / Corporate
   ========================================================== */
:root{
  --navy:#123B68;
  --navy-deep:#0D2C4F;
  --blue:#2E72B8;
  --light-blue:#6FA8DC;
  --dark:#17212B;
  --gray-light:#F4F6F8;
  --gray-mid:#DCE3EA;
  --white:#FFFFFF;
  --amber:#F2A93B;
  --amber-deep:#C4841D;
  --ink:#1B2530;
  --muted:#5B6B7C;
  --radius:14px;
  --ease:cubic-bezier(.22,.8,.25,1);
  --font-display:'Vazirmatn',sans-serif;
  --font-body:'Vazirmatn',sans-serif;
  --font-mono:'JetBrains Mono',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink);background:var(--white);line-height:1.7;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,textarea,select{font-family:inherit}
.wrap{max-width:1240px;margin-inline:auto;padding-inline:24px}
.wrap-narrow{max-width:860px;margin-inline:auto;padding-inline:24px}

.eyebrow{font-family:var(--font-body);font-size:13px;letter-spacing:.01em;color:var(--amber-deep);font-weight:700;display:flex;align-items:center;gap:10px;margin-bottom:14px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--amber);display:inline-block}
h1,h2,h3{font-family:var(--font-display);font-weight:800;color:var(--navy-deep);line-height:1.25}
h2{font-size:clamp(26px,3.4vw,40px);letter-spacing:-.01em}
.section-head{max-width:640px;margin-bottom:44px}
.section-head p{color:var(--muted);font-size:16px;margin-top:12px}
section{position:relative}
.pad{padding-block:88px}
.pad-sm{padding-block:48px}

.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:9px;font-weight:700;font-size:15px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);cursor:pointer}
.btn-amber{background:var(--amber);color:var(--dark)}
.btn-amber:hover{background:var(--amber-deep);color:var(--white);transform:translateY(-2px);box-shadow:0 10px 24px -8px rgba(242,169,59,.55)}
.btn-outline{border:1.5px solid rgba(255,255,255,.45);color:var(--white)}
.btn-outline:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.btn-navy{background:var(--navy);color:var(--white)}
.btn-navy:hover{background:var(--navy-deep);transform:translateY(-2px);box-shadow:0 10px 22px -8px rgba(18,59,104,.5)}
.btn-ghost{border:1.5px solid var(--gray-mid);color:var(--navy)}
.btn-ghost:hover{border-color:var(--navy);background:var(--navy);color:var(--white)}
.btn-sm{padding:10px 16px;font-size:13px;border-radius:8px}
.btn-block{width:100%;justify-content:center}
.btn[disabled]{opacity:.5;pointer-events:none}

.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:translateY(0)}
.stagger .reveal:nth-child(1){transition-delay:.05s}
.stagger .reveal:nth-child(2){transition-delay:.15s}
.stagger .reveal:nth-child(3){transition-delay:.25s}
.stagger .reveal:nth-child(4){transition-delay:.35s}
.stagger .reveal:nth-child(5){transition-delay:.45s}
.stagger .reveal:nth-child(6){transition-delay:.55s}

/* ===== HEADER ===== */
header.site-header{position:fixed;inset-inline:0;top:0;z-index:100;background:rgba(23,33,43,.72);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08);transition:padding .3s var(--ease),background .3s var(--ease)}
header.site-header.scrolled{background:rgba(15,22,29,.94)}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding-block:20px;transition:padding .3s var(--ease)}
header.scrolled .nav-row{padding-block:12px}
.logo{display:flex;align-items:center;gap:12px;color:var(--white)}
.logo-mark{width:42px;height:42px;border-radius:9px;background:#fff;display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.4);flex-shrink:0;box-shadow:0 2px 10px rgba(0,0,0,.15);overflow:hidden}
.logo-text{font-family:var(--font-display);font-weight:800;font-size:16px;line-height:1.3}
.logo-text span{display:block;font-family:var(--font-mono);font-weight:500;font-size:10px;letter-spacing:.1em;color:var(--light-blue);margin-top:2px}
nav.main-nav ul{display:flex;gap:30px;align-items:center}
nav.main-nav a{color:rgba(255,255,255,.82);font-size:14.5px;font-weight:500;position:relative;padding-block:6px}
nav.main-nav a::after{content:"";position:absolute;bottom:0;right:0;left:0;height:2px;background:var(--amber);transform:scaleX(0);transition:transform .3s var(--ease)}
nav.main-nav a:hover,nav.main-nav a.active{color:var(--white)}
nav.main-nav a:hover::after,nav.main-nav a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.account-menu{position:relative}
.account-menu summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:8px;color:#fff;font-size:13.5px;font-weight:600;padding:9px 14px;border-radius:8px;border:1px solid rgba(255,255,255,.25);transition:background .25s var(--ease)}
.account-menu summary::-webkit-details-marker{display:none}
.account-menu summary:hover{background:rgba(255,255,255,.08)}
.account-menu[open] summary{background:rgba(255,255,255,.1)}
.account-dropdown{position:absolute;top:calc(100% + 8px);left:0;min-width:200px;background:var(--white);border:1px solid var(--gray-mid);border-radius:10px;box-shadow:0 18px 40px -12px rgba(18,59,104,.35);padding:8px;z-index:50;display:flex;flex-direction:column;gap:2px}
.account-dropdown a{padding:10px 12px;border-radius:7px;font-size:13.5px;color:var(--ink);font-weight:600}
.account-dropdown a:hover{background:var(--gray-light);color:var(--navy)}
.account-dropdown form{margin:0}
.account-dropdown button{width:100%;text-align:right;padding:10px 12px;border-radius:7px;font-size:13.5px;color:#C0392B;font-weight:600}
.account-dropdown button:hover{background:rgba(192,57,43,.08)}
.burger{display:none;flex-direction:column;gap:5px;width:26px;background:none}
.burger span{height:2px;background:var(--white);border-radius:2px}
.mobile-menu{display:none;position:fixed;inset:0;z-index:99;background:rgba(13,20,27,.98);padding:110px 24px 40px;flex-direction:column;gap:6px}
.mobile-menu.open{display:flex}
.mobile-menu a{color:#fff;font-size:18px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08)}

/* ===== PAGE HERO (inner pages) ===== */
.page-hero{background:linear-gradient(180deg,var(--dark) 0%,var(--navy-deep) 70%,var(--navy) 100%);padding:170px 0 70px;position:relative;overflow:hidden}
.page-hero .blueprint{position:absolute;inset:0;opacity:.12;background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);background-size:64px 64px}
.page-hero .wrap{position:relative;z-index:2}
.breadcrumb{font-family:var(--font-body);font-weight:600;font-size:13px;color:rgba(255,255,255,.5);margin-bottom:18px;display:flex;gap:8px}
.breadcrumb a:hover{color:var(--light-blue)}
.page-hero h1{color:#fff;font-size:clamp(28px,4vw,44px)}
.page-hero p{color:rgba(255,255,255,.68);max-width:620px;margin-top:14px;font-size:16px}

/* ===== HOME HERO ===== */
.hero{min-height:100svh;display:flex;align-items:center;background:linear-gradient(180deg,var(--dark) 0%,var(--navy-deep) 70%,var(--navy) 100%);position:relative;overflow:hidden;padding-top:100px}
.blueprint{position:absolute;inset:0;opacity:.14;background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);background-size:64px 64px;animation:drift 40s linear infinite}
@keyframes drift{from{background-position:0 0}to{background-position:-640px -640px}}
.gear-deco{position:absolute;left:-120px;bottom:-120px;width:460px;height:460px;opacity:.15;animation:spin 60s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.hero-slider{position:absolute;inset:0;z-index:0}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1.6s ease;transform:scale(1)}
.hero-slide.active{opacity:1;animation:kenburns 9s ease-in-out forwards}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.09)}}
.hero-slider-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,20,27,.88) 0%,rgba(13,20,27,.8) 50%,rgba(18,59,104,.92) 100%),radial-gradient(ellipse 900px 500px at 85% 15%,rgba(46,114,184,.3),transparent 60%)}
.hero-slider-dots{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:3}
.hero-slider-dots .dot{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.35);cursor:pointer;transition:all .3s var(--ease);border:none}
.hero-slider-dots .dot:hover{background:rgba(255,255,255,.6)}
.hero-slider-dots .dot.active{background:var(--amber);width:26px;border-radius:5px}
.hero .blueprint{opacity:.07;z-index:1}
.hero .gear-deco{z-index:1}
.hero-inner{position:relative;z-index:2;width:100%}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-body);font-weight:600;font-size:13.5px;letter-spacing:0;color:var(--amber);background:rgba(242,169,59,.1);border:1px solid rgba(242,169,59,.35);border-radius:999px;padding:8px 16px;margin-bottom:26px}
.hero-tag .dot{width:6px;height:6px;border-radius:50%;background:var(--amber);animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.hero h1{color:var(--white);font-size:clamp(34px,5.6vw,64px);max-width:900px;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--light-blue)}
.hero p.sub{color:rgba(255,255,255,.72);font-size:clamp(16px,1.8vw,19px);max-width:640px;margin-top:22px}
.hero-actions{display:flex;gap:16px;margin-top:38px;flex-wrap:wrap}
.hero-meta{display:flex;gap:40px;margin-top:64px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);padding-top:28px}
.hero-meta div b{display:block;font-family:var(--font-mono);font-size:24px;color:var(--white);font-weight:700}
.hero-meta div span{font-size:12.5px;color:rgba(255,255,255,.55)}

/* ===== CONVEYOR TICKER ===== */
.conveyor{background:var(--dark);border-top:2px dashed rgba(242,169,59,.4);border-bottom:2px dashed rgba(242,169,59,.4);overflow:hidden;padding-block:16px;position:relative}
.conveyor::before,.conveyor::after{content:"";position:absolute;top:0;bottom:0;width:80px;z-index:2}
.conveyor::before{right:0;background:linear-gradient(to left,var(--dark),transparent)}
.conveyor::after{left:0;background:linear-gradient(to right,var(--dark),transparent)}
.belt-track{display:flex;width:max-content;animation:beltmove 32s linear infinite}
.belt-item{display:flex;align-items:center;gap:10px;font-family:var(--font-body);font-weight:600;font-size:14px;color:rgba(255,255,255,.75);padding-inline:28px;white-space:nowrap}
.belt-item::before{content:"⚙";color:var(--amber);font-size:14px}
.belt-sep{color:rgba(255,255,255,.25)}
@keyframes beltmove{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ===== INTRO ===== */
.intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.intro-copy p{color:var(--muted);font-size:16.5px;margin-top:18px}
.intro-visual{aspect-ratio:4/3.2;border-radius:var(--radius);position:relative;overflow:hidden;border:1px solid var(--gray-mid)}
.intro-visual img{width:100%;height:100%;object-fit:cover}
.intro-visual .plate-frame{position:absolute;inset:18px;border:1px dashed rgba(255,255,255,.35);border-radius:8px;pointer-events:none}
.intro-visual .bolt{position:absolute;width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.5);box-shadow:inset 0 1px 2px rgba(0,0,0,.4)}

/* ===== ACTIVITY CARDS ===== */
.activity-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.activity-card{border-radius:var(--radius);overflow:hidden;position:relative;background:var(--navy-deep);aspect-ratio:3/3.6;display:flex;flex-direction:column;justify-content:flex-end;padding:24px;isolation:isolate;transition:transform .4s var(--ease)}
.activity-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .5s var(--ease)}
.activity-card::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(to top,rgba(10,16,22,.92) 10%,rgba(10,16,22,.35) 60%,rgba(10,16,22,.15))}
.activity-card:hover{transform:translateY(-8px)}
.activity-card:hover img{transform:scale(1.08)}
.activity-card .ic{color:var(--amber);margin-bottom:14px}
.activity-card h3{color:var(--white);font-size:19px;margin-bottom:6px}
.activity-card p{color:rgba(255,255,255,.7);font-size:13.5px;margin-bottom:14px}
.card-link{display:inline-flex;align-items:center;gap:6px;color:var(--light-blue);font-size:13px;font-weight:700;transition:gap .25s var(--ease)}
.activity-card:hover .card-link{gap:10px}

/* ===== PRODUCT FINDER ===== */
.finder{background:var(--gray-light);border:1px solid var(--gray-mid);border-radius:20px;padding:40px}
.finder-top{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap;margin-bottom:30px}
.steps-nav{display:flex;gap:8px;font-family:var(--font-body);font-weight:600;font-size:13px;flex-wrap:wrap}
.step-pill{padding:6px 14px;border-radius:999px;border:1px solid var(--gray-mid);color:var(--muted);background:var(--white);transition:all .3s var(--ease)}
.step-pill.active{background:var(--navy);border-color:var(--navy);color:var(--white)}
.step-pill.done{background:var(--light-blue);border-color:var(--light-blue);color:var(--white)}
.finder-options{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.opt-card{background:var(--white);border:1.5px solid var(--gray-mid);border-radius:10px;padding:18px;text-align:center;font-weight:600;font-size:14.5px;transition:all .25s var(--ease)}
.opt-card:hover{border-color:var(--light-blue);transform:translateY(-3px)}
.finder-result{margin-top:24px;padding:20px;border-radius:10px;background:var(--navy);color:var(--white);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ===== FILTER / CHIPS ===== */
.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px}
.chip{padding:9px 18px;border-radius:999px;background:var(--white);border:1px solid var(--gray-mid);font-size:13.5px;font-weight:600;color:var(--muted);transition:all .25s var(--ease)}
.chip.active,.chip:hover{background:var(--navy);border-color:var(--navy);color:var(--white)}

/* ===== PRODUCT / GENERIC GRID ===== */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.product-card{background:var(--white);border:1px solid var(--gray-mid);border-radius:var(--radius);overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.product-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px -18px rgba(18,59,104,.28)}
.product-media{aspect-ratio:16/11;position:relative;background:linear-gradient(150deg,var(--navy) 0%,var(--blue) 130%);overflow:hidden}
.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.product-card:hover .product-media img{transform:scale(1.06)}
.badge{position:absolute;top:14px;left:14px;font-family:var(--font-body);font-size:12px;font-weight:700;letter-spacing:0;padding:5px 11px;border-radius:6px;color:var(--dark);z-index:2}
.badge.new{background:var(--amber)}
.badge.used{background:var(--light-blue);color:var(--white)}
.badge.custom{background:var(--navy);color:#fff}
.product-cat{position:absolute;bottom:14px;right:14px;color:rgba(255,255,255,.9);font-size:12.5px;font-weight:600;font-family:var(--font-body);z-index:2;text-shadow:0 1px 3px rgba(0,0,0,.5)}
.product-body{padding:20px}
.product-body h3{font-size:17px;margin-bottom:8px}
.product-body p{color:var(--muted);font-size:13.8px;margin-bottom:12px}
.price-note{font-size:12.5px;color:var(--amber-deep);background:rgba(242,169,59,.1);padding:8px 12px;border-radius:7px;margin-bottom:16px;font-weight:600}
.product-actions{display:flex;gap:10px}
.product-actions .btn-sm{flex:1;justify-content:center}
.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}

/* ===== USED BAND ===== */
.used-band{background:var(--dark);color:var(--white);position:relative;overflow:hidden}
.used-band .wrap{position:relative;z-index:2}
.used-band::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(-45deg,rgba(242,169,59,.06) 0 22px,transparent 22px 44px)}
.used-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.used-head h2{color:var(--white)}
.used-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.used-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:20px;transition:all .3s var(--ease)}
.used-card:hover{background:rgba(255,255,255,.08);border-color:var(--light-blue)}
.used-card .tag{display:inline-block;font-family:var(--font-mono);font-size:10.5px;color:var(--dark);background:var(--light-blue);padding:4px 9px;border-radius:5px;margin-bottom:14px;font-weight:700}
.used-card h4{color:var(--white);font-size:15.5px;margin-bottom:6px}
.used-card p{color:rgba(255,255,255,.55);font-size:12.8px;margin-bottom:14px}

/* ===== SERVICES ===== */
.services-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.service-card{padding:26px 20px;border-radius:var(--radius);background:var(--white);border:1px solid var(--gray-mid);text-align:right;transition:all .3s var(--ease)}
.service-card:hover{border-color:var(--navy);box-shadow:0 16px 32px -18px rgba(18,59,104,.25);transform:translateY(-4px)}
.service-card .ic{width:52px;height:52px;border-radius:11px;background:var(--gray-light);display:flex;align-items:center;justify-content:center;color:var(--navy);margin-bottom:18px;transition:all .3s var(--ease)}
.service-card:hover .ic{background:var(--navy);color:var(--white)}
.service-card h3{font-size:15.5px;margin-bottom:8px}
.service-card p{font-size:13px;color:var(--muted)}

/* ===== WHY US ===== */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.why-card{background:var(--white);border-radius:12px;padding:26px;border-inline-start:4px solid var(--amber);box-shadow:0 4px 18px -10px rgba(18,59,104,.15)}
.why-card .num{font-family:var(--font-mono);color:var(--gray-mid);font-size:34px;font-weight:700;line-height:1}
.why-card h4{font-size:16px;margin-top:10px;margin-bottom:8px}
.why-card p{font-size:13.5px;color:var(--muted)}

/* ===== STATS ===== */
.stats{background:linear-gradient(120deg,var(--navy-deep),var(--navy));color:var(--white)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat b{font-family:var(--font-mono);font-size:clamp(32px,4vw,48px);color:var(--white);display:block;font-weight:700}
.stat b.suffix::after{content:"+"}
.stat span{font-size:13.5px;color:rgba(255,255,255,.65);margin-top:6px;display:block}

/* ===== PROJECT STORY TIMELINE ===== */
.story-line{display:flex;justify-content:space-between;gap:8px;margin:50px 0;position:relative;flex-wrap:wrap}
.story-line::before{content:"";position:absolute;top:19px;right:0;left:0;height:2px;background:repeating-linear-gradient(to left,var(--gray-mid) 0 8px,transparent 8px 16px);z-index:0}
.story-step{position:relative;z-index:1;text-align:center;flex:1;min-width:110px}
.story-step .dot{width:38px;height:38px;border-radius:50%;background:var(--white);border:2px solid var(--navy);color:var(--navy);display:flex;align-items:center;justify-content:center;margin:0 auto 10px;font-family:var(--font-mono);font-weight:700;font-size:13px}
.story-step span{font-size:12.5px;color:var(--muted);font-weight:600}
.story-step.done .dot{background:var(--navy);color:#fff}

/* ===== PART REQUEST ===== */
.part-request{background:var(--white);border:2px dashed var(--gray-mid);border-radius:20px;padding:44px;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.part-request h3{font-size:22px;margin-bottom:8px}
.part-request p{color:var(--muted);max-width:480px}

/* ===== CTA BAND ===== */
.cta-band{background:var(--amber);color:var(--dark);text-align:center}
.cta-band h2{color:var(--dark);margin-bottom:14px}
.cta-band p{color:rgba(23,33,43,.75);max-width:560px;margin-inline:auto;margin-bottom:30px;font-size:16px}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.cta-band .btn-outline{border-color:rgba(23,33,43,.4);color:var(--dark)}
.cta-band .btn-outline:hover{background:rgba(23,33,43,.08)}

/* ===== FOOTER ===== */
footer.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding-top:70px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:50px}
.footer-col h5{color:var(--white);font-size:14.5px;margin-bottom:18px;font-family:var(--font-display)}
.footer-col ul li{margin-bottom:11px;font-size:13.8px}
.footer-col ul li a:hover{color:var(--light-blue)}
.footer-brand p{font-size:13.5px;margin-top:14px;max-width:280px;color:rgba(255,255,255,.5)}
.social-row{display:flex;gap:10px;margin-top:20px}
.social-row a{width:36px;height:36px;border-radius:8px;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.12);transition:all .25s var(--ease)}
.social-row a:hover{background:var(--amber);color:var(--dark);border-color:var(--amber)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-block:22px;text-align:center;font-size:12.5px;color:rgba(255,255,255,.4)}

/* ===== MOBILE FLOATING BAR ===== */
.mobile-bar{display:none;position:fixed;bottom:0;inset-inline:0;z-index:200;background:var(--dark);border-top:1px solid rgba(255,255,255,.1);padding:10px 14px;justify-content:space-between;gap:8px}
.mobile-bar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;color:rgba(255,255,255,.8);font-size:11px;padding:6px 0}
.mobile-bar a.primary{color:var(--amber)}

/* ===== FORMS (contact / consultation) ===== */
.form-card{background:var(--white);border:1px solid var(--gray-mid);border-radius:var(--radius);padding:36px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{margin-bottom:18px;display:flex;flex-direction:column;gap:8px}
.form-field label{font-size:13.5px;font-weight:700;color:var(--navy-deep)}
.form-field input,.form-field select,.form-field textarea{
  border:1.5px solid var(--gray-mid);border-radius:9px;padding:12px 14px;font-size:14.5px;color:var(--ink);
  background:var(--gray-light);transition:border-color .25s var(--ease),background .25s var(--ease);width:100%;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--blue);background:var(--white)}
.form-field.full{grid-column:1/-1}
.errorlist{list-style:none;color:#C0392B;font-size:12.5px;margin-top:4px}
.alert-success{background:rgba(46,114,184,.08);border:1px solid var(--light-blue);color:var(--navy-deep);padding:16px 20px;border-radius:10px;margin-bottom:24px;font-weight:600}
.contact-info-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:40px}
.info-item{display:flex;gap:14px;margin-bottom:22px}
.info-item .ic{width:44px;height:44px;border-radius:10px;background:var(--gray-light);display:flex;align-items:center;justify-content:center;color:var(--navy);flex-shrink:0}
.info-item h4{font-size:14.5px;margin-bottom:4px}
.info-item p{font-size:13.5px;color:var(--muted)}

/* ===== SPEC TABLE (product detail) ===== */
.spec-table{width:100%;border-collapse:collapse;margin-top:14px;border:1px solid var(--gray-mid);border-radius:10px;overflow:hidden}
.spec-table tr:nth-child(even){background:var(--gray-light)}
.spec-table td{padding:13px 18px;font-size:14px;border-bottom:1px solid var(--gray-mid)}
.spec-table td:first-child{font-weight:700;color:var(--navy-deep);width:35%;font-family:var(--font-body);font-size:13.5px}
.spec-table tr:last-child td{border-bottom:none}

.product-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.pd-gallery-main{aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;border:1px solid var(--gray-mid);position:relative}
.pd-gallery-main img{width:100%;height:100%;object-fit:cover}
.pd-thumbs{display:flex;gap:10px;margin-top:12px}
.pd-thumbs img{width:70px;height:56px;object-fit:cover;border-radius:6px;border:2px solid transparent;cursor:pointer;transition:border-color .2s}
.pd-thumbs img:hover,.pd-thumbs img.active{border-color:var(--amber)}
.pd-cta-box{background:var(--gray-light);border-radius:12px;padding:22px;margin-top:24px}
.pd-cta-box .price-note{margin-bottom:14px}
.pd-actions{display:flex;gap:10px;flex-wrap:wrap}

/* ===== ARTICLE ===== */
.article-body{font-size:16.5px;color:var(--ink);line-height:1.95}
.article-body p{margin-bottom:20px}
.article-media{aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;margin-bottom:30px}
.article-media img{width:100%;height:100%;object-fit:cover}
.article-meta{display:flex;gap:16px;flex-wrap:wrap;color:rgba(255,255,255,.6);font-size:13.5px;font-weight:600;font-family:var(--font-body)}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.blog-card{background:var(--white);border:1px solid var(--gray-mid);border-radius:var(--radius);overflow:hidden;transition:all .3s var(--ease)}
.blog-card:hover{transform:translateY(-6px);box-shadow:0 18px 36px -18px rgba(18,59,104,.25)}
.blog-media{aspect-ratio:16/10;overflow:hidden}
.blog-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.blog-card:hover .blog-media img{transform:scale(1.06)}
.blog-body{padding:20px}
.blog-cat-tag{font-family:var(--font-body);font-weight:700;font-size:12px;color:var(--amber-deep);margin-bottom:8px;display:block}
.blog-body h3{font-size:16.5px;margin-bottom:8px}
.blog-body p{font-size:13.5px;color:var(--muted);margin-bottom:14px}
.blog-date{font-size:12.5px;color:var(--muted);font-family:var(--font-body);font-weight:600}

/* ===== PROJECTS GRID ===== */
.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.project-card{border-radius:var(--radius);overflow:hidden;border:1px solid var(--gray-mid);background:var(--white);transition:all .3s var(--ease)}
.project-card:hover{transform:translateY(-6px);box-shadow:0 18px 36px -18px rgba(18,59,104,.25)}
.project-media{aspect-ratio:16/11;position:relative;overflow:hidden}
.project-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.project-card:hover .project-media img{transform:scale(1.06)}
.project-type-tag{position:absolute;top:14px;right:14px;background:rgba(18,59,104,.85);color:#fff;font-size:12px;font-weight:600;font-family:var(--font-body);padding:5px 11px;border-radius:6px}
.project-body{padding:20px}
.project-body h3{font-size:16.5px;margin-bottom:8px}
.project-body p{font-size:13.5px;color:var(--muted);margin-bottom:10px}
.project-loc{font-size:12.5px;color:var(--blue);font-weight:700;display:flex;align-items:center;gap:6px}

/* ===== PAGINATION ===== */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:50px}
.pagination a,.pagination span{padding:10px 16px;border-radius:8px;border:1px solid var(--gray-mid);font-size:13.5px;font-weight:600;color:var(--navy)}
.pagination .current{background:var(--navy);color:#fff;border-color:var(--navy)}
.pagination a:hover{border-color:var(--navy)}

@media (max-width:980px){
  nav.main-nav,.header-actions .btn{display:none}
  .burger{display:flex}
  .intro-grid,.activity-grid{grid-template-columns:1fr 1fr}
  .finder-options,.product-grid,.used-grid,.why-grid,.blog-grid,.project-grid{grid-template-columns:1fr 1fr}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .product-detail-grid,.contact-info-grid,.form-grid{grid-template-columns:1fr}
}
@media (max-width:600px){
  .pad{padding-block:56px}
  .activity-grid,.finder-options,.product-grid,.used-grid,.why-grid,.services-grid,.stats-grid,.blog-grid,.project-grid{grid-template-columns:1fr}
  .mobile-bar{display:flex}
  .part-request,.used-head,.finder-top,.contact-info-grid{flex-direction:column;align-items:flex-start}
  .hero-meta{gap:24px}
  .story-line{flex-direction:column;align-items:flex-start;gap:24px}
  .story-line::before{display:none}
}
@media (prefers-reduced-motion: reduce){
  .belt-track,.blueprint,.gear-deco,.hero-tag .dot,.hero-slide.active{animation:none}
  .reveal{transition:none;opacity:1;transform:none}
}