/* =========================================================
   category.css — أنماط صفحة "القسم / المنتجات"
   ========================================================= */

/* ===== 1) Tokens ===== */
:root{
  --primary:#3DA9A0; --primary-dark:#2F8B83; --secondary:#72CAC5;
  --dark:#0F1F30; --muted:#95ACB9; --success:#173C1C;
  --white:#FFFFFF; --surface:#F7FAFB; --text-soft:#5C7285;
  --line:rgba(149,172,185,.30); --line-strong:rgba(149,172,185,.48);
  --radius-xl:28px; --radius-lg:24px; --radius-md:18px; --radius-sm:14px; --radius-pill:999px;
  --shadow-xs:0 1px 2px rgba(15,31,48,.04);
  --shadow-sm:0 2px 8px rgba(15,31,48,.035), 0 14px 30px -20px rgba(15,31,48,.20);
  --shadow-md:0 6px 18px -10px rgba(15,31,48,.16), 0 30px 60px -34px rgba(15,31,48,.32);
  --ease:cubic-bezier(.22,.68,.32,1);
  --nav-h:78px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:'IBM Plex Sans Arabic',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;font-size:16px;line-height:1.75;color:var(--dark);background:var(--white);overflow-x:hidden;-webkit-font-smoothing:antialiased}
body.is-locked{overflow:hidden}
body::before{content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(900px 520px at 88% -12%, rgba(114,202,197,.12), transparent 62%),radial-gradient(760px 460px at 2% 4%, rgba(61,169,160,.07), transparent 60%)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,p,figure{margin:0}
[hidden]{display:none !important}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:1280px;margin-inline:auto;padding-inline:clamp(18px,4.2vw,46px)}

/* ===== 2) Preloader ===== */
.preloader{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;background:#ffffff;transition:opacity .45s var(--ease), visibility .45s var(--ease)}
.preloader.is-hidden{opacity:0;visibility:hidden;pointer-events:none}
.loader-dots{position:relative;width:64px;height:64px}
.loader-dots span{position:absolute;top:50%;left:50%;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;background:var(--primary);animation:preloaderPulse 1.2s ease-in-out infinite}
.loader-dots span:nth-child(1)  { --i:0;  animation-delay:0s; }
.loader-dots span:nth-child(2)  { --i:1;  animation-delay:.1s; }
.loader-dots span:nth-child(3)  { --i:2;  animation-delay:.2s; }
.loader-dots span:nth-child(4)  { --i:3;  animation-delay:.3s; }
.loader-dots span:nth-child(5)  { --i:4;  animation-delay:.4s; }
.loader-dots span:nth-child(6)  { --i:5;  animation-delay:.5s; }
.loader-dots span:nth-child(7)  { --i:6;  animation-delay:.6s; }
.loader-dots span:nth-child(8)  { --i:7;  animation-delay:.7s; }
.loader-dots span:nth-child(9)  { --i:8;  animation-delay:.8s; }
.loader-dots span:nth-child(10) { --i:9;  animation-delay:.9s; }
.loader-dots span:nth-child(11) { --i:10; animation-delay:1s; }
.loader-dots span:nth-child(12) { --i:11; animation-delay:1.1s; }
@keyframes preloaderPulse{0%,100%{opacity:.2;transform:rotate(calc(var(--i) * 30deg)) translateY(-26px) scale(.75)}50%{opacity:1;transform:rotate(calc(var(--i) * 30deg)) translateY(-26px) scale(1.1)}}

/* ===== 3) Navbar ===== */
.navbar{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.82);backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);border-bottom:1px solid var(--line);transition:box-shadow .4s var(--ease), border-color .4s var(--ease)}
.navbar.is-scrolled{border-bottom-color:transparent;box-shadow:0 10px 34px -22px rgba(15,31,48,.45)}
.nav-inner{display:flex;align-items:center;gap:clamp(10px,1.6vw,22px);min-height:var(--nav-h)}
.brand{display:inline-flex;align-items:center;flex-shrink:0;padding-block:6px}
.brand-logo{height:40px;width:auto;aspect-ratio:3 / 1;object-fit:contain}
.nav-links{display:flex;align-items:center;gap:clamp(4px,1vw,14px);margin-inline-start:auto}
.nav-link{position:relative;padding:9px 6px;font-size:.94rem;font-weight:500;color:var(--text-soft);white-space:nowrap;transition:color .3s var(--ease)}
.nav-link::after{content:'';position:absolute;inset-inline:6px;bottom:2px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--secondary));transform:scaleX(0);transform-origin:center;transition:transform .38s var(--ease)}
.nav-link:hover{color:var(--dark)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-inline-start:clamp(8px,1.4vw,20px)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-pill);font-weight:600;white-space:nowrap;transition:all .3s var(--ease)}
.btn-orders{padding:10px 22px;font-size:.88rem;color:var(--white);background:linear-gradient(135deg,var(--primary),var(--secondary));box-shadow:0 10px 22px -12px rgba(61,169,160,.85)}
.btn-orders:hover{transform:translateY(-1px);box-shadow:0 16px 30px -14px rgba(61,169,160,.95)}
.lang-toggle{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;font-size:.84rem;font-weight:600;color:var(--text-soft);background:var(--white);border:1px solid var(--line);border-radius:var(--radius-pill);transition:all .3s var(--ease)}
.lang-toggle:hover{color:var(--primary);border-color:rgba(61,169,160,.55);background:rgba(61,169,160,.05)}
.lang-toggle svg{width:15px;height:15px;flex-shrink:0}

/* زر القائمة للموبايل */
.menu-toggle{display:none;width:42px;height:42px;border-radius:14px;border:1px solid var(--line);background:var(--white);align-items:center;justify-content:center;flex-direction:column;gap:5px;padding:0;color:var(--dark);transition:all .3s var(--ease);}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:currentColor;transition:transform .3s var(--ease), opacity .3s var(--ease);}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== 4) Page Head ===== */
.page-head{padding-block:clamp(26px,4vw,50px) clamp(20px,3vw,34px)}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:.84rem;color:var(--muted);margin-bottom:18px}
.breadcrumb a{color:var(--text-soft);transition:color .3s var(--ease);padding:3px 2px}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{opacity:.55;display:grid;place-items:center}
.breadcrumb .sep svg{width:13px;height:13px}
.breadcrumb .current{color:var(--dark);font-weight:600}
[dir="rtl"] .breadcrumb .sep svg{transform:scaleX(-1)}
.page-title{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.page-title h1{font-size:clamp(1.5rem,3.4vw,2.15rem);font-weight:700;line-height:1.35;letter-spacing:-.015em;margin-top:10px}
.page-title p{margin-top:8px;max-width:56ch;font-size:clamp(.88rem,1.3vw,.98rem);line-height:1.9;color:var(--text-soft)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--primary)}
html[lang="ar"] .eyebrow{letter-spacing:0;text-transform:none}
.eyebrow::before{content:'';width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--secondary))}

/* ===== 5) Filter Bar ===== */
.filter-bar{position:relative;display:grid;grid-template-columns:minmax(260px,1.35fr) minmax(220px,1fr) auto;gap:clamp(16px,2.2vw,32px);align-items:end;padding:clamp(20px,2.4vw,28px) clamp(20px,2.6vw,30px);background:var(--white);border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);margin-bottom:clamp(26px,3.4vw,42px)}
.filter-bar::before{content:'';position:absolute;inset-inline:clamp(20px,2.6vw,30px);top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(61,169,160,.45),transparent)}
.filter-group{min-width:0}
.filter-label{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;font-size:.8rem;font-weight:600;color:var(--text-soft);letter-spacing:.01em}

/* حقول السعر */
.price-inputs{display:flex;align-items:center;gap:10px}
.price-field{flex:1;min-width:0;display:flex;align-items:center;gap:8px;padding:8px 14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);transition:border-color .3s var(--ease)}
.price-field:focus-within{border-color:rgba(61,169,160,.65);background:var(--white)}
.price-field span{font-size:.74rem;color:var(--muted);flex-shrink:0}
.price-field input{width:100%;min-width:0;border:0;background:transparent;font:inherit;font-size:.88rem;font-weight:600;color:var(--dark);outline:none;-moz-appearance:textfield}
.price-field input::-webkit-outer-spin-button,.price-field input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.price-dash{width:12px;height:1.5px;background:var(--line-strong);border-radius:2px;flex-shrink:0}

/* الترتيب */
.sort-pills{display:flex;flex-wrap:wrap;gap:8px}
.sort-pill{padding:9px 16px;font-size:.82rem;font-weight:600;color:var(--text-soft);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-pill);transition:all .3s var(--ease);white-space:nowrap}
.sort-pill:hover{color:var(--primary);border-color:rgba(61,169,160,.45)}
.sort-pill.is-active{color:var(--white);background:linear-gradient(135deg,var(--primary),var(--secondary));border-color:transparent;box-shadow:0 10px 20px -12px rgba(61,169,160,.9)}

/* زر التطبيق */
.btn-apply{padding:12px 26px;font-size:.86rem;color:var(--white);background:var(--dark);border-radius:var(--radius-pill);box-shadow:0 12px 24px -16px rgba(15,31,48,.9);display:inline-flex;align-items:center;gap:8px}
.btn-apply:hover{transform:translateY(-1px);background:var(--primary);box-shadow:0 16px 28px -14px rgba(61,169,160,.9)}
.btn-apply svg{width:15px;height:15px}

/* ===== 6) Product Grid ===== */
.catalog{padding-bottom:clamp(64px,9vw,124px)}
.result-line{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:clamp(18px,2.4vw,26px);font-size:.84rem;color:var(--muted)}
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(258px,1fr));gap:clamp(18px,2.2vw,26px)}
.product-card{position:relative;display:flex;flex-direction:column;overflow:hidden;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-xs);transition:transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease)}
.product-card:hover{transform:translateY(-6px);border-color:rgba(61,169,160,.38);box-shadow:var(--shadow-md)}
.product-media{position:relative;aspect-ratio:4 / 3.4;overflow:hidden;background:var(--surface)}
.product-media img{width:100%;height:100%;object-fit:cover;-webkit-user-drag:none;transition:transform .8s var(--ease)}
.product-card:hover .product-media img{transform:scale(1.06)}
.product-badges{position:absolute;top:14px;inset-inline-start:14px;display:flex;flex-direction:column;align-items:flex-start;gap:6px}
.badge{padding:5px 12px;font-size:.7rem;font-weight:700;letter-spacing:.02em;border-radius:var(--radius-pill);color:var(--white);background:rgba(15,31,48,.72);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.16)}
.badge.is-off{background:linear-gradient(135deg,var(--success),#2F6B4F);border-color:transparent}

.product-viewers{position:absolute;bottom:12px;inset-inline-start:12px;display:flex;gap:7px}
.viewer-chip{display:inline-flex;align-items:center;gap:5px;padding:6px 12px;font-size:.72rem;font-weight:700;letter-spacing:.03em;color:var(--dark);background:rgba(255,255,255,.88);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.7);border-radius:var(--radius-pill);box-shadow:0 6px 16px -10px rgba(15,31,48,.7);transition:all .3s var(--ease)}
.viewer-chip svg{width:13px;height:13px;flex-shrink:0}
.viewer-chip:hover{background:var(--primary);color:var(--white);border-color:transparent;transform:translateY(-1px)}

.product-body{display:flex;flex-direction:column;gap:9px;flex:1;padding:18px 20px 20px}
.product-name{font-size:1rem;font-weight:700;line-height:1.55;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.product-desc{font-size:.83rem;line-height:1.8;color:var(--text-soft);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line)}
.product-price{display:flex;flex-direction:column;gap:1px;min-width:0}
.price-now{font-size:1.02rem;font-weight:700;color:var(--dark);font-variant-numeric:tabular-nums;white-space:nowrap}
.price-old{font-size:.76rem;color:var(--muted);text-decoration:line-through;font-variant-numeric:tabular-nums}
.btn-details{display:inline-flex;align-items:center;gap:6px;padding:10px 16px;font-size:.8rem;font-weight:600;color:var(--primary-dark);background:rgba(61,169,160,.09);border:1px solid transparent;border-radius:var(--radius-pill);transition:all .32s var(--ease);flex-shrink:0}
.btn-details svg{width:14px;height:14px;transition:transform .32s var(--ease)}
.btn-details:hover{color:var(--white);background:linear-gradient(135deg,var(--primary),var(--secondary));box-shadow:0 12px 22px -14px rgba(61,169,160,.95)}
[dir="rtl"] .btn-details svg{transform:scaleX(-1)}
[dir="rtl"] .btn-details:hover svg{transform:scaleX(-1) translateX(-2px)}

/* Load More */
.load-more-wrap{display:flex;justify-content:center;margin-top:40px}
.btn-load-more{display:inline-flex;align-items:center;gap:8px;padding:14px 38px;font-size:.95rem;font-weight:700;color:var(--primary-dark);background:var(--white);border:1px solid var(--line-strong);border-radius:var(--radius-pill);transition:all .3s var(--ease);box-shadow:var(--shadow-sm)}
.btn-load-more:hover{color:var(--white);background:var(--primary);border-color:var(--primary);box-shadow:0 12px 24px -14px rgba(61,169,160,.95);transform:translateY(-2px)}
.btn-load-more svg{width:18px;height:18px}

/* Empty State */
.empty{grid-column:1 / -1;display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;padding:clamp(52px,8vw,92px) 26px;border:1px dashed var(--line);border-radius:var(--radius-xl);background:linear-gradient(180deg,var(--white) 0%, #FAFCFD 100%)}
.empty-icon{width:78px;height:78px;margin-bottom:6px;border-radius:50%;display:grid;place-items:center;color:var(--primary);background:rgba(61,169,160,.09)}
.empty-icon svg{width:32px;height:32px}
.empty h3{font-size:1.12rem;font-weight:700}
.empty p{max-width:44ch;font-size:.9rem;color:var(--text-soft)}
.empty .btn-reset{margin-top:12px;padding:11px 24px;font-size:.84rem;font-weight:600;color:var(--white);background:var(--dark);border-radius:var(--radius-pill);transition:all .3s var(--ease)}
.empty .btn-reset:hover{background:var(--primary)}

/* Footer */
.site-footer{margin-top:clamp(30px,5vw,60px);padding-block:clamp(44px,6vw,70px) 30px;background:var(--dark);color:rgba(255,255,255,.72)}
.footer-top{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.10)}
.footer-brand{max-width:320px}
.footer-logo{font-size:1.25rem;font-weight:700;color:var(--white)}
.footer-logo span{color:var(--secondary)}
.footer-brand p{margin-top:10px;font-size:.87rem;line-height:1.9;color:var(--muted)}
.footer-links{display:flex;flex-wrap:wrap;gap:10px 26px;align-items:flex-start}
.footer-links a{font-size:.88rem;color:var(--muted);transition:color .3s var(--ease)}
.footer-links a:hover{color:var(--secondary)}
.footer-copy{padding-top:22px;font-size:.8rem;color:rgba(149,172,185,.75);text-align:center}

/* Viewer (3D / 360) */
.viewer{position:fixed;inset:0;z-index:200;display:flex;flex-direction:column;background:radial-gradient(120% 90% at 50% 0%, #16304A 0%, var(--dark) 55%, #08131F 100%);opacity:0;transition:opacity .38s var(--ease)}
.viewer.is-open{opacity:1}
.viewer-top{position:relative;z-index:3;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:clamp(16px,2.4vw,24px) clamp(18px,4.2vw,46px);background:linear-gradient(to bottom, rgba(8,19,31,.85), transparent);pointer-events:none}
.viewer-meta{min-width:0}
.viewer-kind{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;font-size:.72rem;font-weight:700;letter-spacing:.05em;color:var(--dark);background:linear-gradient(135deg,var(--secondary),var(--primary));border-radius:var(--radius-pill);margin-bottom:9px}
.viewer-name{font-size:clamp(.98rem,1.6vw,1.22rem);font-weight:700;color:var(--white);line-height:1.45;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.viewer-price{margin-top:3px;font-size:.84rem;font-weight:600;color:var(--secondary);font-variant-numeric:tabular-nums}
.viewer-hint{position:absolute;left:50%;bottom:clamp(20px,4vw,38px);transform:translateX(-50%);z-index:4;display:inline-flex;align-items:center;gap:10px;padding:12px 22px;font-size:.82rem;font-weight:600;color:var(--white);background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);border-radius:var(--radius-pill);backdrop-filter:blur(16px);box-shadow:0 20px 44px -26px rgba(0,0,0,.9);pointer-events:none;white-space:nowrap;animation:hintPulse 3.2s ease-in-out infinite}
@keyframes hintPulse{0%,100%{opacity:.78}50%{opacity:1}}
.viewer-hint svg{width:16px;height:16px;flex-shrink:0}
[dir="rtl"] .viewer-hint svg{transform:scaleX(-1)}
@media (max-width:560px){.viewer-hint{font-size:.76rem;padding:10px 16px;gap:8px;white-space:normal;text-align:center;max-width:88vw}}
.viewer-stage{position:relative;flex:1;min-height:0;z-index:2}
.viewer-stage model-viewer{width:100%;height:100%;background:transparent;--poster-color:transparent;--progress-bar-color:transparent}
.viewer-stage #panoHost{width:100%;height:100%}
.viewer-stage .pannellum-viewer{background:transparent}
.viewer-loading{position:absolute;inset:0;z-index:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;background:var(--dark);transition:opacity .4s var(--ease), visibility .4s}
.viewer-loading.is-hidden{opacity:0;visibility:hidden}
.viewer-loading .sk-orb{width:74px;height:74px;border-radius:50%;background:rgba(255,255,255,.07);position:relative;overflow:hidden}
.viewer-loading .sk-orb::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,0) 0%,rgba(114,202,197,.5) 50%,rgba(255,255,255,0) 100%);transform:translateX(-100%);animation:shimmer 1.5s infinite}
@keyframes shimmer{100%{transform:translateX(100%)}}
.viewer-loading p{font-size:.84rem;font-weight:600;color:var(--muted);letter-spacing:.02em}
.viewer-error{position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;padding:30px;color:var(--muted)}
.viewer-error strong{color:var(--white);font-size:1rem}
.viewer-error span{font-size:.85rem;max-width:40ch;line-height:1.9}

/* Responsive */
@media (max-width:1080px){.filter-bar{grid-template-columns:1fr 1fr}.apply-wrap{grid-column:1 / -1;justify-content:flex-end}}
@media (max-width:980px){
  .menu-toggle{display:inline-flex}
  .nav-links{position:absolute;top:100%;inset-inline:0;flex-direction:column;align-items:stretch;gap:0;margin:0;padding:10px clamp(18px,4.2vw,46px) 20px;background:rgba(255,255,255,.97);backdrop-filter:blur(20px);border-bottom:1px solid var(--line);box-shadow:0 26px 44px -30px rgba(15,31,48,.5);opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .32s var(--ease), transform .32s var(--ease), visibility .32s}
  .nav-links.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-link{padding:13px 4px;font-size:1rem}
  .nav-link::after{display:none}
  .nav-link.is-active{color:var(--primary)}
  .nav-actions{margin-inline-start:auto}
  .btn-orders{padding:9px 18px;font-size:.84rem}
}
@media (max-width:720px){.filter-bar{grid-template-columns:1fr;align-items:stretch}.apply-wrap{grid-column:auto}.btn-apply{width:100%}.product-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}}
@media (max-width:560px){:root{--nav-h:70px}.lang-toggle{padding:8px 13px;font-size:.78rem}.btn-orders{padding:8px 15px;font-size:.8rem}.page-title{flex-direction:column;align-items:flex-start;gap:14px}.product-grid{grid-template-columns:1fr;gap:18px}.product-media{aspect-ratio:16 / 11}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}}