/* ============================================================
   Zirkel Voice — design tokens
   Palette: deep indigo anchor, violet-to-teal signal gradient
   (lifted from the brand mark), warm off-white canvas.
   Type: Space Grotesk (display) / IBM Plex Sans (body) / IBM Plex Mono (data)
   Signature: the waveform — a literal voice signal motif used
   in the hero and as a recurring section divider.
   ============================================================ */

:root{
  --indigo:#2A2D7C;
  --violet:#6C5CE7;
  --teal:#2DD4BF;
  --canvas:#F7F8FC;
  --ink:#14162B;
  --ink-soft:#5B5E78;
  --line:#E4E4F0;
  --card:#FFFFFF;
  --gradient: linear-gradient(135deg, var(--violet), var(--teal));
  --gradient-soft: linear-gradient(135deg, rgba(108,92,231,.10), rgba(45,212,191,.10));
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:9px;
  --shadow: 0 12px 32px -12px rgba(42,45,124,.18);
  --maxw: 1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--canvas);
  color:var(--ink);
  font-family:'IBM Plex Sans', system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
html[dir="rtl"] body{ font-family:'IBM Plex Sans Arabic','IBM Plex Sans', system-ui, sans-serif; }

h1,h2,h3,h4{
  font-family:'Space Grotesk','IBM Plex Sans', sans-serif;
  font-weight:600;
  line-height:1.25;
  margin:0 0 .5em;
  color:var(--ink);
}
h1{font-size:clamp(2rem,4vw,3.2rem); font-weight:700;}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem);}
h3{font-size:1.25rem;}
p{margin:0 0 1em; color:var(--ink-soft);}
a{color:var(--indigo); text-decoration:none;}
img{max-width:100%; display:block;}
.mono, .specs-table td, .spec-value{font-family:'IBM Plex Mono', monospace;}

.container{max-width:var(--maxw); margin-inline:auto; padding-inline:24px;}
.section{padding-block:64px;}
.section-tight{padding-block:36px;}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:.78rem;
  letter-spacing:.06em; text-transform:uppercase; color:var(--violet);
  margin-bottom:14px;
}
.eyebrow::before{content:""; width:18px; height:2px; background:var(--gradient); border-radius:2px;}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 26px; border-radius:999px; font-weight:600; font-size:.95rem;
  border:1px solid transparent; cursor:pointer; transition:transform .15s ease, box-shadow .15s ease, opacity .15s ease;
  font-family:inherit;
}
.btn-primary{background:var(--gradient); color:#fff; box-shadow:0 10px 24px -8px rgba(108,92,231,.55);}
.btn-primary:hover{transform:translateY(-1px); box-shadow:0 14px 30px -8px rgba(108,92,231,.6);}
.btn-outline{background:transparent; border-color:var(--line); color:var(--ink);}
.btn-outline:hover{border-color:var(--violet); color:var(--violet);}
.btn-sm{padding:9px 18px; font-size:.85rem;}
.btn-block{width:100%;}
.btn-danger{background:#fff; color:#C0392B; border-color:#F3CFCB;}

/* Header */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(247,248,252,.86); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .container{display:flex; align-items:center; justify-content:space-between; gap:24px; padding-block:14px;}
.brand{display:flex; align-items:center; gap:10px; font-family:'Space Grotesk',sans-serif; font-weight:700; font-size:1.15rem; color:var(--ink);}
.brand img{height:38px; width:auto;}
.nav-links{display:flex; align-items:center; gap:28px; list-style:none; margin:0; padding:0;}
.nav-links a{color:var(--ink-soft); font-weight:500; font-size:.95rem; transition:color .15s;}
.nav-links a:hover, .nav-links a.active{color:var(--violet);}
.nav-toggle{display:none; background:none; border:none; font-size:1.6rem; color:var(--ink); cursor:pointer;}
.header-actions{display:flex; align-items:center; gap:14px;}

@media (max-width:880px){
  .nav-links{
    position:absolute; inset-inline:0; top:100%; background:#fff; flex-direction:column;
    align-items:flex-start; padding:18px 24px; border-bottom:1px solid var(--line);
    box-shadow:var(--shadow); display:none;
  }
  .nav-links.open{display:flex;}
  .nav-toggle{display:block;}
  .header-actions .btn{display:none;}
}

/* Hero */
.hero{position:relative; overflow:hidden; padding-block:80px 56px;}
.hero::before{
  content:""; position:absolute; inset-inline-end:-180px; top:-160px; width:520px; height:520px;
  background:var(--gradient); opacity:.16; border-radius:50%; filter:blur(10px);
}
.hero-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:48px; align-items:center; position:relative; z-index:1;}
.hero-subtitle{font-size:1.08rem; max-width:540px;}
.hero-actions{display:flex; gap:14px; margin-top:28px; flex-wrap:wrap;}
@media (max-width:900px){ .hero-grid{grid-template-columns:1fr;} }

/* Waveform signature element */
.waveform{display:flex; align-items:center; gap:4px; height:64px;}
.waveform span{
  display:block; width:5px; border-radius:4px; background:var(--gradient);
  animation:wave 1.4s ease-in-out infinite;
}
.waveform span:nth-child(1){height:18px; animation-delay:0s;}
.waveform span:nth-child(2){height:38px; animation-delay:.1s;}
.waveform span:nth-child(3){height:58px; animation-delay:.2s;}
.waveform span:nth-child(4){height:30px; animation-delay:.3s;}
.waveform span:nth-child(5){height:48px; animation-delay:.4s;}
.waveform span:nth-child(6){height:22px; animation-delay:.5s;}
.waveform span:nth-child(7){height:44px; animation-delay:.6s;}
.waveform span:nth-child(8){height:16px; animation-delay:.7s;}
.waveform span:nth-child(9){height:36px; animation-delay:.8s;}
.waveform span:nth-child(10){height:52px; animation-delay:.9s;}
@keyframes wave{0%,100%{transform:scaleY(.55);} 50%{transform:scaleY(1);}}
@media (prefers-reduced-motion:reduce){ .waveform span{animation:none;} }

.hero-art{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:36px; box-shadow:var(--shadow); display:flex; flex-direction:column; gap:18px; align-items:center; text-align:center;
}
.hero-art img{height:110px; width:auto; margin-inline:auto;}

/* Divider with waveform */
.signal-divider{display:flex; align-items:center; gap:14px; margin-block:8px 32px; color:var(--ink-soft); font-size:.85rem;}
.signal-divider .waveform{height:22px;}
.signal-divider span.label{white-space:nowrap;}
.signal-divider .line{flex:1; height:1px; background:var(--line);}

/* Cards grid */
.grid{display:grid; gap:24px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:980px){ .grid-3,.grid-4{grid-template-columns:repeat(2,1fr);} }
@media (max-width:620px){ .grid-3,.grid-4,.grid-2{grid-template-columns:1fr;} }

.card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius-md);
  overflow:hidden; transition:transform .15s ease, box-shadow .15s ease; display:flex; flex-direction:column;
}
.card:hover{transform:translateY(-3px); box-shadow:var(--shadow);}
.card-img{aspect-ratio:4/3; background:var(--gradient-soft); display:flex; align-items:center; justify-content:center; overflow:hidden;}
.card-img img{width:100%; height:100%; object-fit:cover;}
.card-body{padding:20px; display:flex; flex-direction:column; gap:8px; flex:1;}
.card-tag{font-size:.74rem; font-weight:600; color:var(--violet); text-transform:uppercase; letter-spacing:.04em;}
.card-body h3{margin-bottom:4px;}
.card-body p{font-size:.92rem; margin-bottom:0; flex:1;}
.card-footer{padding:0 20px 20px;}

.category-card{padding:28px; text-align:center; gap:10px;}
.category-card .icon-circle{
  width:56px;height:56px;border-radius:50%;margin-inline:auto;
  background:var(--gradient); display:flex; align-items:center; justify-content:center; color:#fff; font-weight:700; font-size:1.2rem;
}

/* Badges */
.badge{display:inline-flex; align-items:center; padding:4px 12px; border-radius:999px; font-size:.74rem; font-weight:600;}
.badge-teal{background:rgba(45,212,191,.14); color:#0F8A7A;}
.badge-violet{background:rgba(108,92,231,.14); color:#5A48D8;}
.badge-amber{background:#FFF3E0; color:#B8720A;}
.badge-gray{background:#EDEDF5; color:var(--ink-soft);}

/* Filters / toolbar */
.toolbar{display:flex; flex-wrap:wrap; gap:10px; align-items:center; margin-bottom:32px;}
.chip{
  padding:8px 16px; border-radius:999px; border:1px solid var(--line); background:#fff;
  font-size:.88rem; color:var(--ink-soft); cursor:pointer; transition:.15s;
}
.chip.active, .chip:hover{border-color:var(--violet); color:var(--violet);}
.search-input{
  flex:1; min-width:200px; padding:11px 18px; border-radius:999px; border:1px solid var(--line);
  font-family:inherit; font-size:.92rem; background:#fff;
}
.search-input:focus{outline:2px solid var(--violet); outline-offset:1px;}

/* Product detail */
.product-hero{display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:start;}
@media (max-width:880px){ .product-hero{grid-template-columns:1fr;} }
.gallery-main{border-radius:var(--radius-md); overflow:hidden; border:1px solid var(--line); background:var(--gradient-soft); aspect-ratio:4/3;}
.gallery-main img{width:100%; height:100%; object-fit:cover;}
.gallery-thumbs{display:flex; gap:10px; margin-top:12px; flex-wrap:wrap;}
.gallery-thumbs img{width:64px; height:64px; object-fit:cover; border-radius:8px; border:1px solid var(--line); cursor:pointer;}
.specs-table{width:100%; border-collapse:collapse; margin-block:16px;}
.specs-table tr{border-bottom:1px solid var(--line);}
.specs-table td{padding:11px 4px; font-size:.92rem;}
.specs-table td:first-child{color:var(--ink-soft); width:42%;}
.resource-row{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding:14px 18px; border:1px solid var(--line); border-radius:var(--radius-sm); margin-bottom:10px; background:#fff;
}
.resource-row .meta{display:flex; flex-direction:column; gap:2px;}
.resource-row .meta small{color:var(--ink-soft); font-size:.78rem;}

/* Forms */
.form-group{margin-bottom:18px;}
label{display:block; font-weight:600; font-size:.88rem; margin-bottom:6px; color:var(--ink);}
input[type=text],input[type=email],input[type=tel],input[type=password],input[type=number],input[type=date],
select, textarea{
  width:100%; padding:12px 16px; border:1px solid var(--line); border-radius:var(--radius-sm);
  font-family:inherit; font-size:.94rem; background:#fff; color:var(--ink);
}
textarea{min-height:120px; resize:vertical;}
input:focus, select:focus, textarea:focus{outline:2px solid var(--violet); outline-offset:1px; border-color:var(--violet);}
.field-error{color:#C0392B; font-size:.8rem; margin-top:5px;}
.help-text{color:var(--ink-soft); font-size:.8rem; margin-top:5px;}
.checkbox-row{display:flex; align-items:center; gap:8px;}
.checkbox-row input{width:auto;}

.alert{padding:14px 18px; border-radius:var(--radius-sm); margin-bottom:20px; font-size:.92rem;}
.alert-success{background:#E9FBF6; color:#0F8A7A; border:1px solid #BEEDE2;}
.alert-error{background:#FDEDEC; color:#C0392B; border:1px solid #F3CFCB;}

/* FAQ accordion */
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  display:flex; justify-content:space-between; align-items:center; padding:18px 4px;
  cursor:pointer; font-weight:600; font-family:'Space Grotesk',sans-serif;
}
.faq-q .chevron{transition:transform .2s;}
.faq-item.open .chevron{transform:rotate(45deg);}
.faq-a{display:none; padding:0 4px 18px; color:var(--ink-soft);}
.faq-item.open .faq-a{display:block;}

/* CTA band */
.cta-band{
  background:var(--gradient); border-radius:var(--radius-lg); padding:48px; color:#fff;
  display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap;
}
.cta-band h2{color:#fff;}
.cta-band p{color:rgba(255,255,255,.85);}
.cta-band .btn-primary{background:#fff; color:var(--violet); box-shadow:none;}

/* Footer */
.site-footer{background:var(--ink); color:#C9C9DC; padding-block:56px 28px; margin-top:40px;}
.site-footer a{color:#C9C9DC;}
.site-footer a:hover{color:#fff;}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:32px; padding-bottom:36px; border-bottom:1px solid rgba(255,255,255,.1);}
@media (max-width:880px){ .footer-grid{grid-template-columns:1fr 1fr;} }
@media (max-width:560px){ .footer-grid{grid-template-columns:1fr;} }
.footer-grid h4{color:#fff; font-size:.95rem; margin-bottom:14px;}
.footer-grid ul{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:9px; font-size:.9rem;}
.footer-bottom{display:flex; justify-content:space-between; padding-top:22px; font-size:.82rem; color:#8C8CA3; flex-wrap:wrap; gap:8px;}
.footer-brand{display:flex; align-items:center; gap:10px; margin-bottom:12px;}
.footer-brand img{height:32px;}

/* Pagination */
.pagination{display:flex; gap:6px; justify-content:center; margin-top:32px; flex-wrap:wrap;}
.pagination a, .pagination span{
  display:inline-flex; align-items:center; justify-content:center; min-width:38px; height:38px;
  border-radius:9px; border:1px solid var(--line); color:var(--ink-soft); font-size:.88rem;
}
.pagination a:hover{border-color:var(--violet); color:var(--violet);}
.pagination .active{background:var(--gradient); color:#fff; border-color:transparent;}

/* ===================== Admin (CMS) ===================== */
.admin-body{background:#F4F4FA;}
.admin-shell{display:flex; min-height:100vh;}
.admin-sidebar{
  width:240px; background:var(--ink); color:#C9C9DC; padding:22px 16px; position:sticky; top:0; height:100vh; flex-shrink:0;
}
.admin-sidebar .brand{color:#fff; margin-bottom:28px; padding-inline:8px;}
.admin-sidebar nav a{
  display:flex; align-items:center; gap:10px; padding:11px 12px; border-radius:9px; color:#C9C9DC;
  font-size:.92rem; margin-bottom:2px;
}
.admin-sidebar nav a:hover{background:rgba(255,255,255,.06); color:#fff;}
.admin-sidebar nav a.active{background:var(--gradient); color:#fff;}
.admin-sidebar .group-label{font-size:.72rem; text-transform:uppercase; letter-spacing:.06em; color:#6E6E89; margin:18px 12px 6px;}
.admin-main{flex:1; min-width:0;}
.admin-topbar{
  display:flex; align-items:center; justify-content:space-between; padding:16px 28px;
  background:#fff; border-bottom:1px solid var(--line); position:sticky; top:0; z-index:10;
}
.admin-content{padding:28px;}
.admin-card{background:#fff; border:1px solid var(--line); border-radius:var(--radius-md); padding:24px; margin-bottom:24px;}
.stat-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:18px; margin-bottom:28px;}
@media (max-width:900px){ .stat-grid{grid-template-columns:repeat(2,1fr);} }
.stat-card{background:#fff; border:1px solid var(--line); border-radius:var(--radius-md); padding:20px;}
.stat-card .num{font-family:'Space Grotesk',sans-serif; font-size:1.8rem; font-weight:700;}
.stat-card .lbl{color:var(--ink-soft); font-size:.85rem;}

table.admin-table{width:100%; border-collapse:collapse;}
table.admin-table th{text-align:start; font-size:.78rem; text-transform:uppercase; letter-spacing:.03em; color:var(--ink-soft); padding:10px 12px; border-bottom:2px solid var(--line);}
table.admin-table td{padding:13px 12px; border-bottom:1px solid var(--line); font-size:.92rem; vertical-align:middle;}
table.admin-table img.thumb{width:42px; height:42px; object-fit:cover; border-radius:7px;}
.row-actions{display:flex; gap:8px;}
.admin-page-head{display:flex; align-items:center; justify-content:space-between; margin-bottom:22px; flex-wrap:wrap; gap:12px;}
.repeater-row{display:grid; grid-template-columns:1fr 1fr auto; gap:10px; margin-bottom:8px; align-items:center;}
.gallery-preview{display:flex; gap:10px; flex-wrap:wrap; margin-bottom:10px;}
.gallery-preview .thumb-wrap{position:relative;}
.gallery-preview img{width:74px; height:74px; object-fit:cover; border-radius:8px; border:1px solid var(--line);}
.gallery-preview label{position:absolute; inset-inline-end:2px; top:2px; background:#fff; border-radius:50%; width:20px; height:20px; display:flex; align-items:center; justify-content:center; font-size:.7rem; cursor:pointer; box-shadow:0 1px 4px rgba(0,0,0,.2); margin:0;}
.color-swatch{display:inline-block; width:16px; height:16px; border-radius:4px; vertical-align:middle; margin-inline-end:6px; border:1px solid var(--line);}
.login-shell{min-height:100vh; display:flex; align-items:center; justify-content:center; background:var(--canvas); padding:24px;}
.login-card{background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg); padding:40px; width:100%; max-width:380px; box-shadow:var(--shadow); text-align:center;}
.login-card img{height:48px; margin-inline:auto 14px;}