/* Shared site chrome — header, nav, buttons, footer, toast.
   Extracted verbatim (values unchanged) from the v2 demos so every
   converted page keeps the exact approved look. Page-specific layout
   (login card, product grid, etc.) lives in each page-*.php's own <style>. */

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;font-family:var(--sans);background:var(--pb-paper);color:var(--pb-ink);-webkit-font-smoothing:antialiased;overflow-x:hidden;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;background:none;border:none;color:inherit;}
input,select,textarea{font-family:inherit;}
::selection{background:var(--pb-green);color:#fff;}
:focus-visible{outline:2.5px solid var(--pb-blue);outline-offset:3px;border-radius:4px;}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}
}
[data-en]{display:none !important;}
html[data-lang="en"] [data-fa]{display:none !important;}
html[data-lang="en"] [data-en]{display:inline !important;}
.wrap{max-width:1200px;margin:0 auto;padding-inline:24px;}

/* ================= Header ================= */
header{position:sticky;inset-inline:0;top:0;z-index:100;padding-block:12px;background:rgba(247,249,247,0.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--pb-line);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;}
.brand img{height:52px;width:auto;object-fit:contain;}
nav.main-nav{display:flex;gap:22px;align-items:center;flex-wrap:nowrap;}
nav.main-nav a{font-size:13.5px;font-weight:600;color:var(--pb-ink-soft);position:relative;padding-block:4px;white-space:nowrap;transition:color .25s;}
nav.main-nav a::after{content:"";position:absolute;inset-inline:0;bottom:-2px;height:2px;background:var(--pb-blue);transform:scaleX(0);transform-origin:center;transition:transform .3s var(--ease);}
nav.main-nav a:hover{color:var(--pb-ink);}
nav.main-nav a:hover::after{transform:scaleX(1);}
.nav-item{position:relative;display:flex;align-items:center;}
.nav-caret{font-size:13px;line-height:1;margin-inline-start:5px;color:var(--pb-ink-soft);display:inline-block;transition:transform .25s var(--ease),color .25s;}
.nav-item:hover .nav-caret,.nav-item:focus-within .nav-caret{transform:rotate(180deg);color:var(--pb-blue);}
.nav-dropdown{position:absolute;top:100%;inset-inline-start:0;padding-top:14px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s var(--ease),visibility .22s;z-index:50;}
.nav-item:hover .nav-dropdown,.nav-item:focus-within .nav-dropdown{opacity:1;visibility:visible;pointer-events:auto;}
.nav-dropdown-panel{background:#fff;border:1px solid var(--pb-line);border-top:2.5px solid var(--pb-blue);border-radius:var(--radius-md);padding:10px;box-shadow:var(--shadow-lg);display:grid;grid-template-columns:1fr;gap:2px;min-width:190px;transform:translateY(6px);transition:transform .22s var(--ease);}
.nav-item:hover .nav-dropdown-panel,.nav-item:focus-within .nav-dropdown-panel{transform:translateY(0);}
.nav-dropdown a{display:block;padding:9px 14px;border-radius:9px;font-size:13px;font-weight:600;color:var(--pb-ink-soft);white-space:nowrap;position:static;transition:background .2s,color .2s;}
.nav-dropdown a::after{display:none;}
.nav-dropdown a:hover{background:var(--pb-blue-light);color:var(--pb-blue-dark);}
.header-actions-col{position:relative;flex:none;}
.header-actions{display:flex;align-items:center;gap:10px;}
.lang-switch{display:flex;border:1px solid var(--pb-line);border-radius:100px;overflow:hidden;font-family:var(--mono);font-size:10.5px;font-weight:600;}
.lang-switch button{padding:5px 11px;background:transparent;border:none;color:var(--pb-ink-soft);transition:all .25s;}
.lang-switch button.active{background:var(--pb-ink);color:#fff;}
.btn-ghost-header{border-color:var(--pb-line);color:var(--pb-ink);padding:7px 14px;font-size:12px;border:1px solid var(--pb-line);border-radius:100px;display:inline-flex;align-items:center;gap:8px;}
.btn-ghost-header:hover{border-color:var(--pb-ink);}
.signin-ico{display:none;width:16px;height:16px;flex:none;}
.cart-link{position:relative;}
.cart-link .signin-ico{display:inline-flex;}
.cart-badge{display:inline-flex;align-items:center;justify-content:center;min-width:17px;height:17px;padding:0 4px;border-radius:100px;background:var(--pb-green);color:#fff;font-family:var(--mono);font-size:10px;font-weight:700;line-height:1;}
.cart-badge:empty,.cart-badge[data-zero="1"]{background:var(--pb-gray);}
.mobile-nav-toggle{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:38px;height:38px;border:1px solid var(--pb-line);border-radius:10px;background:#fff;flex:none;}
.mobile-nav-toggle span{width:18px;height:1.6px;background:var(--pb-ink);border-radius:2px;transition:transform .3s var(--ease),opacity .3s var(--ease);}
header.nav-open .mobile-nav-toggle span:nth-child(1){transform:translateY(6.6px) rotate(45deg);}
header.nav-open .mobile-nav-toggle span:nth-child(2){opacity:0;}
header.nav-open .mobile-nav-toggle span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg);}

@media (max-width:900px){
  .mobile-nav-toggle{display:flex;}
  header nav.main-nav{display:flex;flex-direction:column;align-items:stretch;gap:0;position:absolute;top:100%;inset-inline:0;background:#fff;border-bottom:1px solid var(--pb-line);box-shadow:0 20px 40px -24px rgba(21,32,25,.3);max-height:0;overflow:hidden;opacity:0;pointer-events:none;transition:max-height .4s var(--ease),opacity .3s var(--ease);padding-inline:24px;}
  header.nav-open nav.main-nav{max-height:70vh;overflow-y:auto;opacity:1;pointer-events:auto;padding-block:12px 20px;}
  nav.main-nav > a{padding-block:12px;border-bottom:1px solid var(--pb-line);}
  nav.main-nav a::after{display:none;}
  nav.main-nav .nav-item{flex-direction:column;align-items:stretch;border-bottom:1px solid var(--pb-line);}
  nav.main-nav .nav-item > a{border-bottom:none;padding-block:12px;}
  nav.main-nav .nav-caret{display:none;}
  nav.main-nav .nav-dropdown{position:static;opacity:1;visibility:visible;pointer-events:auto;padding-top:0;}
  nav.main-nav .nav-dropdown-panel{box-shadow:none;border:none;border-radius:0;padding:0 0 12px 16px;grid-template-columns:1fr;transform:none;background:transparent;}
  nav.main-nav .nav-dropdown a{padding-block:7px;color:var(--pb-ink-soft);}
}
@media (max-width:520px){
  .header-actions .btn-ghost-header span:not(.cart-badge){display:none;}
  .header-actions .btn-ghost-header{padding:9px;width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;}
  .signin-ico{display:block;}
  .cart-badge{position:absolute;top:-4px;inset-inline-end:-4px;}
}

/* ================= Buttons ================= */
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;padding:13px 26px;border-radius:100px;font-weight:700;font-size:14.5px;border:1.5px solid transparent;transition:all .3s var(--ease);white-space:nowrap;}
.btn-primary{background:var(--pb-green);color:#fff;width:100%;position:relative;overflow:hidden;}
.btn-primary::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 35%,rgba(255,255,255,.32) 50%,transparent 65%);transform:translateX(-130%);transition:transform .7s var(--ease);}
.btn-primary:hover:not(:disabled)::before{transform:translateX(130%);}
.btn-primary:hover:not(:disabled){background:var(--pb-green-dark);transform:translateY(-2px);box-shadow:0 16px 30px -14px rgba(67,155,82,.55);}
.btn-primary:disabled{background:var(--pb-gray);cursor:not-allowed;transform:none;box-shadow:none;opacity:.75;}
.btn-outline{border-color:var(--pb-blue);color:var(--pb-blue);background:transparent;}
.btn-outline:hover{background:var(--pb-blue);color:#fff;transform:translateY(-2px);}

/* ================= Footer ================= */
footer{border-top:1px solid var(--pb-line);padding-block:60px 30px;background:var(--pb-paper-2);}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;}
.foot-brand > img:first-of-type{height:48px;margin-bottom:14px;}
.foot-brand .enamad-seal{margin-top:16px;}
.foot-brand .enamad-seal img{max-height:100px;width:auto;}
.foot-brand p{font-size:13.5px;color:var(--pb-ink-soft);line-height:1.8;max-width:260px;}
footer h5{font-size:13px;font-weight:700;margin:0 0 16px;color:var(--pb-ink);}
footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
footer ul a{font-size:13.5px;color:var(--pb-ink-soft);transition:color .2s;}
footer ul a:hover{color:var(--pb-blue);}
.foot-bottom{border-top:1px solid var(--pb-line);padding-top:22px;display:flex;justify-content:space-between;font-size:12px;color:var(--pb-ink-soft);font-family:var(--mono);flex-wrap:wrap;gap:10px;}
@media (max-width:900px){ .foot-grid{grid-template-columns:1fr 1fr;} }
@media (max-width:560px){ .foot-grid{grid-template-columns:1fr;gap:32px;} }

/* ================= Header live search (was missing — caused the fallback panel to render open by default) ================= */
.catalog-search{display:flex;align-items:center;gap:10px;background:#fff;border:1.5px solid var(--pb-line);border-radius:100px;padding:8px 8px 8px 20px;width:100%;box-shadow:var(--shadow-sm);position:relative;}
html[dir="rtl"] .catalog-search{padding:8px 20px 8px 8px;}
.catalog-search input{border:none;outline:none;flex:1;font-family:var(--mono);font-size:13.5px;background:transparent;color:var(--pb-ink);}
.catalog-search button{background:var(--pb-ink);color:#fff;border:none;border-radius:100px;padding:10px 20px;font-size:13px;font-weight:700;transition:background .25s;}
.catalog-search button:hover{background:var(--pb-green-dark);}
.catalog-search.focused{border-color:var(--pb-blue);box-shadow:0 0 0 4px var(--pb-blue-light);}
.header-search .catalog-search{gap:6px;padding:5px 5px 5px 12px;box-shadow:0 14px 30px -20px rgba(21,32,25,.3);}
html[dir="rtl"] .header-search .catalog-search{padding:5px 12px 5px 5px;}
.header-search .catalog-search input{font-size:11px;min-width:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.header-search .catalog-search button{padding:7px 13px;font-size:11px;flex:none;}
.catalog-search-wrap{max-width:460px;}
.header-search{position:absolute;top:100%;inset-inline:0;margin-top:9px;max-width:none;z-index:5;}
.search-fallback{max-height:0;overflow:hidden;opacity:0;transition:max-height .5s var(--ease),opacity .4s var(--ease),margin .4s var(--ease);background:var(--pb-green-light);border:1px solid rgba(67,155,82,.3);border-radius:16px;margin-top:0;}
.search-fallback.show{max-height:220px;opacity:1;margin-top:14px;padding:18px 20px;}
.search-fallback p{font-size:13px;color:var(--pb-ink-soft);line-height:1.7;margin:0 0 12px;}
.search-fallback-form{display:flex;gap:10px;flex-wrap:wrap;}
.search-fallback-form input{flex:1;min-width:180px;padding:10px 16px;border-radius:100px;border:1px solid var(--pb-line);font-family:var(--sans);font-size:13px;outline:none;background:#fff;}
.search-fallback-form .btn{padding:10px 18px;font-size:13px;}
.search-dropdown{position:absolute;top:calc(100% + 10px);inset-inline:0;background:#fff;border:1px solid var(--pb-line);border-top:2.5px solid var(--pb-blue);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);max-height:360px;overflow-y:auto;z-index:40;opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;}
.search-dropdown.show{opacity:1;visibility:visible;transform:translateY(0);}
.sd-meta{padding:10px 16px 6px;font-family:var(--mono);font-size:10.5px;color:var(--pb-ink-faint);letter-spacing:.03em;}
.sd-item{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 16px;cursor:pointer;transition:background .15s;border-top:1px solid var(--pb-line);text-decoration:none;color:inherit;}
.sd-item:first-of-type{border-top:none;}
.sd-item:hover,.sd-item.active{background:var(--pb-blue-light);}
.sd-item-main{min-width:0;}
.sd-item-name{font-size:13.5px;font-weight:700;color:var(--pb-ink);display:flex;flex-direction:column;gap:1px;min-width:0;}
.sd-item-name>span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.sd-item-name mark{background:transparent;color:var(--pb-blue);font-weight:800;}
.sd-item-name-en{font-family:var(--mono);font-size:10.5px;font-weight:400;color:var(--pb-ink-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.sd-item-category{font-size:11px;color:var(--pb-ink-faint);margin-top:2px;}
.sd-item-cas{font-family:var(--mono);font-size:11.5px;color:var(--pb-ink-soft);flex:none;white-space:nowrap;}
.sd-empty{padding:22px 18px;text-align:center;font-size:12.5px;color:var(--pb-ink-faint);}

/* ================= Toast ================= */
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--pb-ink);color:#fff;padding:13px 24px;border-radius:100px;box-shadow:var(--shadow-lg);font-size:13px;font-weight:600;opacity:0;visibility:hidden;transition:all .3s var(--ease);z-index:200;}
.toast.show{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}

/* ================= Shared form controls (auth pages) ================= */
.form-group{display:flex;flex-direction:column;gap:7px;margin-bottom:18px;}
.form-group label{font-size:12.5px;font-weight:700;color:var(--pb-ink-soft);}
.form-group .input-wrap{position:relative;}
.form-group input{padding:12px 14px;border:1.5px solid var(--pb-line);border-radius:var(--radius-sm);font-family:var(--sans);font-size:13.5px;color:var(--pb-ink);background:#fff;outline:none;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);width:100%;}
.form-group input:hover{border-color:var(--pb-line-strong);}
.form-group input:focus{border-color:var(--pb-green);box-shadow:0 0 0 4px var(--pb-green-light);}
.form-group input[type="tel"]{font-family:var(--mono);direction:ltr;text-align:start;}
.toggle-pw{position:absolute;top:50%;transform:translateY(-50%);inset-inline-start:12px;background:none;border:none;color:var(--pb-ink-faint);padding:4px;display:flex;transition:color .2s;}
.toggle-pw:hover{color:var(--pb-blue);}
.field-error{font-size:11px;color:#c0392b;display:none;margin-top:2px;font-weight:600;}
.form-group.invalid input{border-color:#c0392b;}
.form-group.invalid input:focus{box-shadow:0 0 0 4px rgba(192,57,43,.14);}
.form-group.invalid .field-error{display:block;}
.row-between{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;font-size:12.5px;flex-wrap:wrap;gap:10px;}

/* ================= Micro-interaction polish (Apple Design skill pass) =================
   Restraint over spectacle: spring easing on the controls people actually touch
   (buttons, inputs, checkboxes), staggered field entrance so a form reads as one
   composed moment instead of a static block, tactile :active feedback. Nothing
   here is scroll-linked or GPU-heavy — all transform/opacity, all respects the
   existing prefers-reduced-motion kill-switch above. */
.btn:active,.submit-btn:active,.type-option:active{transform:scale(.97);}
.form-group input:focus,.card input:focus,.card textarea:focus{transform:translateY(-1px);}
.type-option{will-change:transform;}
.type-option.active{transform:translateY(-1px);}

@keyframes pbFieldIn{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}
.login-card .form-group,.card .field-group,.card .field-row,.card .type-label,.card .type-options,
.card .terms-check,.login-card .row-between{
  animation:pbFieldIn .5s var(--ease) both;
}
.login-card .form-group:nth-of-type(1),.card .field-group:nth-of-type(1){animation-delay:.04s;}
.login-card .form-group:nth-of-type(2),.card .field-group:nth-of-type(2){animation-delay:.09s;}
.login-card .row-between{animation-delay:.14s;}
.card .field-row:nth-of-type(1){animation-delay:.09s;}
.card .field-row:nth-of-type(2){animation-delay:.14s;}
.card .terms-check{animation-delay:.19s;}

.otp-digit,.otp-code-row input{transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .18s var(--ease-spring);}
.otp-digit:not(:placeholder-shown){animation:pbOtpPop .3s var(--ease-spring);}
@keyframes pbOtpPop{0%{transform:scale(1);}40%{transform:scale(1.12);}100%{transform:scale(1);}}