/* ============================================================
   QUANTUM Aquatics ® — Master Stylesheet
   Design System shared with portal.quantumaquatics.com
   ============================================================ */

:root{
  --c-primary:#006994;--c-accent:#00a8cc;--c-deep:#00405a;--c-dark:#0b1f2a;
  --c-text:#334155;--c-muted:#64748b;--c-border:#e2e8f0;--c-bg:#f8fafc;
  --grad:linear-gradient(135deg,#006994,#00a8cc);
  --shadow-sm:0 4px 16px rgba(0,105,148,.08);
  --shadow-md:0 10px 32px rgba(0,105,148,.12);
  --shadow-lg:0 20px 60px rgba(0,105,148,.18);
  --radius:12px;--radius-lg:16px;
  --font-head:'Playfair Display',Georgia,serif;
  --font-body:'Inter',system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);font-size:15px;line-height:1.7;color:var(--c-text);background:#fff;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5,h6{font-family:var(--font-head);color:var(--c-deep);line-height:1.25;margin-bottom:.5em;font-weight:600}
h1{font-size:clamp(32px,4vw,48px)}
h2{font-size:clamp(26px,3vw,36px)}
h3{font-size:clamp(20px,2vw,24px)}
p{margin-bottom:1em}
a{color:var(--c-primary);text-decoration:none;transition:color .2s}
a:hover{color:var(--c-accent)}
img{max-width:100%;height:auto;display:block}
.container{max-width:1240px;margin:0 auto;padding:0 32px}
.text-muted{color:var(--c-muted)!important}
.small{font-size:12.5px}
.w-100{width:100%}
.mt-2{margin-top:8px}.mt-3{margin-top:16px}.mt-4{margin-top:24px}
.mb-2{margin-bottom:8px}.mb-3{margin-bottom:16px}
.d-flex{display:flex}.gap-2{gap:12px}

/* ---------- BUTTONS ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:8px;font-family:var(--font-body);font-weight:600;
  font-size:14px;text-decoration:none;border:none;cursor:pointer;
  transition:all .25s cubic-bezier(.4,0,.2,1);white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);color:#fff}
.btn-outline{background:transparent;border:1.5px solid var(--c-border);color:var(--c-primary)}
.btn-outline:hover{border-color:var(--c-primary);background:rgba(0,105,148,.05);color:var(--c-primary)}
.btn-outline-light{background:transparent;border:1.5px solid rgba(255,255,255,.3);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.1);color:#fff}
.btn-outline-secondary{border:1.5px solid var(--c-border);background:#fff;color:var(--c-text)}
.btn-outline-secondary:hover{border-color:var(--c-primary);color:var(--c-primary)}
.btn-luxury{background:var(--grad);color:#fff;padding:12px 32px}
.btn-luxury:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);color:#fff}
.btn-sm{padding:8px 16px;font-size:12.5px}
.btn-light{background:#fff;color:var(--c-primary)}
.btn-light:hover{background:#f1f5f9;color:var(--c-primary)}
.btn-outline-primary{background:transparent;border:1.5px solid var(--c-primary);color:var(--c-primary);padding:6px 12px;font-size:12.5px}
.btn-outline-primary:hover{background:var(--c-primary);color:#fff}
.btn-outline-danger{background:transparent;border:1.5px solid #dc3545;color:#dc3545;padding:6px 12px;font-size:12.5px}
.btn-outline-danger:hover{background:#dc3545;color:#fff}

/* ---------- HEADER ---------- */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.98);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--c-border);padding:14px 0}
.header-inner{display:flex;justify-content:space-between;align-items:center;gap:24px}
.header-logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.header-logo-img{max-height:52px;width:auto;object-fit:contain}
.header-logo-fallback{display:flex;align-items:center;gap:10px}
.header-logo-mark{width:42px;height:42px;border-radius:10px;background:var(--grad);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px}
.header-logo-text{font-family:var(--font-head);font-size:18px;color:var(--c-deep);font-weight:600}
.header-nav{display:flex;gap:28px;align-items:center;flex:1;justify-content:center}
.header-nav a{font-size:14px;font-weight:500;color:var(--c-text);position:relative;padding:6px 0}
.header-nav a::after{content:'';position:absolute;bottom:0;left:50%;right:50%;height:2px;
  background:var(--grad);transition:all .25s;border-radius:2px}
.header-nav a:hover::after{left:0;right:0}
.header-actions{display:flex;gap:10px;align-items:center;flex-shrink:0}

/* ---------- PAGE HERO ---------- */
.page-hero-sm{background:var(--grad);color:#fff;padding:110px 0 70px;text-align:center;position:relative;overflow:hidden}
.page-hero-sm::before{content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.15),transparent 60%),
             radial-gradient(circle at 80% 70%,rgba(0,168,204,.2),transparent 50%);
  pointer-events:none}
.page-hero-sm>*{position:relative;z-index:1}
.page-hero-sm h1{color:#fff;margin-bottom:14px}
.page-hero-sm p{font-size:16px;opacity:.92;max-width:660px;margin:0 auto;line-height:1.7}
.breadcrumbs{display:flex;gap:10px;align-items:center;font-size:13px;margin-bottom:18px;justify-content:center;flex-wrap:wrap}
.breadcrumbs a{color:rgba(255,255,255,.85)}
.breadcrumbs a:hover{color:#fff}
.breadcrumbs .sep{opacity:.5}

/* ---------- SECTIONS ---------- */
.section{padding:80px 0}
.section-bg{background:var(--c-bg)}
.section-header{text-align:center;max-width:720px;margin:0 auto 56px}
.section-badge{display:inline-flex;align-items:center;gap:8px;
  background:rgba(0,168,204,.12);color:var(--c-primary);
  padding:6px 16px;border-radius:50px;font-size:11.5px;font-weight:700;
  text-transform:uppercase;letter-spacing:.1em;margin-bottom:18px}
.section-title{margin-bottom:14px}
.section-subtitle{color:var(--c-muted);font-size:15.5px;line-height:1.75;margin:0 auto}

/* ---------- PRODUCT GRID ---------- */
.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.product-card{background:#fff;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--c-border);text-decoration:none;color:inherit;
  transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;
  position:relative}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);
  border-color:var(--c-accent);color:inherit}
.product-image{position:relative;aspect-ratio:4/3;overflow:hidden;background:#e0f2fe;
  display:flex;align-items:center;justify-content:center}
.product-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.product-card:hover .product-image img{transform:scale(1.06)}
.product-image-placeholder{color:#94a3b8;font-size:56px}
.stock-pill{position:absolute;top:14px;right:14px;padding:5px 14px;border-radius:50px;
  font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;
  color:#fff;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  box-shadow:0 4px 12px rgba(0,0,0,.15)}
.stock-in{background:rgba(13,159,110,.92)}
.stock-low{background:rgba(232,160,32,.92)}
.stock-out{background:rgba(239,68,68,.92)}
.stock-pre{background:rgba(0,168,204,.92)}
.stock-soon{background:rgba(100,116,139,.92)}
.product-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.product-body h3{font-size:18px;color:var(--c-deep);margin-bottom:8px;font-family:var(--font-head)}
.product-body p{font-size:13.5px;color:var(--c-muted);line-height:1.65;margin-bottom:16px;flex:1}
.product-cta{font-size:12.5px;font-weight:700;color:var(--c-primary);
  display:inline-flex;align-items:center;gap:6px;letter-spacing:.02em}
.product-cta i{transition:transform .2s}
.product-card:hover .product-cta i{transform:translateX(4px)}

/* ---------- KNOWLEDGE GRID ---------- */
.section-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.section-card{background:#fff;border:1px solid var(--c-border);border-radius:var(--radius);
  padding:28px 26px;text-decoration:none;color:inherit;transition:all .25s cubic-bezier(.4,0,.2,1)}
.section-card:hover{transform:translateY(-4px);border-color:var(--c-accent);
  box-shadow:var(--shadow-md);color:inherit}
.section-icon{width:52px;height:52px;border-radius:12px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;margin-bottom:20px;
  box-shadow:0 6px 20px rgba(0,105,148,.25)}
.section-card h3{font-size:18px;margin-bottom:8px;color:var(--c-deep)}
.section-card p{font-size:13.5px;color:var(--c-muted);line-height:1.65;min-height:44px;margin:0 0 14px}
.section-meta{display:flex;justify-content:space-between;align-items:center;
  font-size:12px;color:#94a3b8;padding-top:14px;border-top:1px solid var(--c-border)}
.section-count{background:#f1f5f9;padding:4px 12px;border-radius:50px;font-weight:600}
.section-link{color:var(--c-primary);font-weight:700}

.doc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.doc-card{background:#fff;border:1px solid var(--c-border);border-radius:var(--radius);
  padding:24px;text-decoration:none;color:inherit;transition:all .25s;position:relative;display:block}
.doc-card:hover{transform:translateY(-3px);border-color:var(--c-accent);
  box-shadow:var(--shadow-md);color:inherit}
.doc-card h4{font-size:16px;color:var(--c-deep);margin-bottom:8px;padding-right:80px;font-family:var(--font-head)}
.doc-card p{font-size:13px;color:var(--c-muted);line-height:1.6;margin-bottom:14px}
.doc-meta{display:flex;gap:18px;font-size:11.5px;color:#94a3b8;flex-wrap:wrap}
.doc-meta i{margin-right:5px;color:var(--c-accent)}
.access-pill{position:absolute;top:18px;right:18px;padding:4px 12px;border-radius:50px;
  font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}
.access-freemium{background:rgba(13,159,110,.14);color:#047857}
.access-practitioner{background:rgba(0,168,204,.14);color:#006994}
.access-professional{background:rgba(14,116,144,.14);color:#0e7490}
.access-enterprise{background:rgba(232,160,32,.16);color:#b45309}
.access-partner{background:rgba(232,35,42,.14);color:#b91c1c}

/* ---------- EMPTY ---------- */
.empty{text-align:center;padding:80px 20px;color:#94a3b8}
.empty i{font-size:56px;color:#cbd5e1;margin-bottom:20px;display:block}
.empty h3{color:var(--c-deep);margin-bottom:8px;font-family:var(--font-head)}

/* ---------- ADMIN ---------- */
.admin-body{background:#f1f5f9;min-height:100vh}
.admin-header{background:#0b1f2a;color:#cbd5e1;padding:16px 0;
  border-bottom:2px solid rgba(0,168,204,.3);position:sticky;top:0;z-index:100}
.admin-header-inner{max-width:1440px;margin:0 auto;padding:0 32px;
  display:flex;justify-content:space-between;align-items:center;gap:24px}
.admin-logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.admin-logo-mark{width:38px;height:38px;border-radius:9px;background:var(--grad);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.admin-logo-text{font-family:var(--font-head);font-size:16px;font-weight:600;color:#fff}
.admin-nav{display:flex;gap:6px;flex:1;justify-content:center;flex-wrap:wrap}
.admin-nav a{color:#94a3b8;padding:8px 16px;border-radius:8px;font-size:13.5px;
  font-weight:500;display:inline-flex;align-items:center;gap:8px;transition:all .2s}
.admin-nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.admin-nav a.active{background:var(--grad);color:#fff}
.admin-logout{color:#cbd5e1;font-size:13.5px;padding:8px 16px;border-radius:8px;
  display:inline-flex;align-items:center;gap:8px}
.admin-logout:hover{background:rgba(239,68,68,.15);color:#fca5a5}

.admin-main{max-width:1440px;margin:0 auto;padding:32px}
.admin-page-head{display:flex;justify-content:space-between;align-items:flex-start;
  gap:24px;margin-bottom:28px;flex-wrap:wrap}
.admin-page-head h1{font-size:28px;margin-bottom:6px}
.admin-page-head p{color:var(--c-muted);font-size:14px;margin:0}
.admin-count{background:#fff;padding:8px 18px;border-radius:50px;font-size:13px;
  color:var(--c-primary);font-weight:600;border:1px solid var(--c-border)}

.admin-empty{background:#fff;border-radius:var(--radius);padding:80px 24px;
  text-align:center;color:var(--c-muted);border:1px solid var(--c-border)}
.admin-empty i{font-size:56px;color:#cbd5e1;margin-bottom:18px;display:block}
.admin-empty h3{color:var(--c-deep);margin-bottom:8px}

.admin-table-wrap{background:#fff;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--c-border);box-shadow:var(--shadow-sm);overflow-x:auto}
.admin-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:900px}
.admin-table thead{background:#f8fafc}
.admin-table th{padding:14px 14px;text-align:left;font-weight:700;color:#475569;
  font-size:11px;text-transform:uppercase;letter-spacing:.08em;
  border-bottom:1px solid var(--c-border);white-space:nowrap}
.admin-table td{padding:14px;border-bottom:1px solid #f1f5f9;vertical-align:middle}
.admin-table tbody tr:last-child td{border-bottom:none}
.admin-table tbody tr:hover{background:#f8fbff}
.admin-thumb{width:52px;height:52px;border-radius:10px;background:#f1f5f9;
  display:flex;align-items:center;justify-content:center;color:#94a3b8;overflow:hidden;flex-shrink:0}
.admin-thumb img{width:100%;height:100%;object-fit:cover}
.admin-product-name{display:block;color:var(--c-deep);font-size:14px;font-weight:600;margin-bottom:2px}
.admin-product-slug{font-size:11px;color:#94a3b8;background:none;font-family:ui-monospace,monospace}
.badge-cat{background:rgba(0,168,204,.12);color:var(--c-primary);padding:4px 12px;
  border-radius:50px;font-size:11px;font-weight:600;white-space:nowrap}
.admin-input,.admin-select{padding:8px 10px;border:1.5px solid var(--c-border);
  border-radius:6px;font-size:13px;font-family:inherit;background:#fff;color:var(--c-text);width:100%}
.admin-input:focus,.admin-select:focus{outline:none;border-color:var(--c-accent);
  box-shadow:0 0 0 3px rgba(0,168,204,.12)}
.admin-switch{position:relative;display:inline-block;width:44px;height:24px;cursor:pointer}
.admin-switch input{opacity:0;width:0;height:0}
.admin-switch-slider{position:absolute;inset:0;background:#cbd5e1;border-radius:50px;transition:.2s}
.admin-switch-slider::before{content:'';position:absolute;height:18px;width:18px;
  left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.2s;
  box-shadow:0 2px 4px rgba(0,0,0,.15)}
.admin-switch input:checked+.admin-switch-slider{background:var(--c-accent)}
.admin-switch input:checked+.admin-switch-slider::before{transform:translateX(20px)}
.admin-btn-icon{display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:8px;border:1.5px solid var(--c-border);
  background:#fff;color:var(--c-primary);cursor:pointer;transition:all .2s;
  font-size:13px;margin-right:4px}
.admin-btn-icon:hover{border-color:var(--c-primary);background:rgba(0,105,148,.05)}
.admin-btn-danger{color:#dc3545;border-color:rgba(220,53,69,.3)}
.admin-btn-danger:hover{background:#dc3545;color:#fff;border-color:#dc3545}

/* ---------- ADMIN FORMS ---------- */
.admin-form .form-card{background:#fff;border-radius:var(--radius);padding:28px;
  border:1px solid var(--c-border);margin-bottom:24px;box-shadow:var(--shadow-sm)}
.admin-form .form-card h3{font-size:16px;color:var(--c-deep);margin-bottom:22px;
  padding-bottom:16px;border-bottom:1px solid var(--c-border);
  display:flex;align-items:center;gap:10px}
.admin-form .form-card h3 i{color:var(--c-accent)}
.form-label{display:block;font-size:11.5px;font-weight:700;color:#475569;
  margin-bottom:8px;text-transform:uppercase;letter-spacing:.08em}
.form-control,.form-select{width:100%;padding:12px 14px;border:1.5px solid var(--c-border);
  border-radius:8px;font-size:14px;font-family:inherit;color:var(--c-text);
  background:#fff;transition:all .15s}
.form-control:focus,.form-select:focus{outline:none;border-color:var(--c-accent);
  box-shadow:0 0 0 3px rgba(0,168,204,.12)}
textarea.form-control{resize:vertical;min-height:80px;line-height:1.6}
.form-hint{font-size:11.5px;color:#94a3b8;margin-top:6px}
.form-check{display:flex;align-items:center;gap:10px;padding:4px 0}
.form-check-input{width:18px;height:18px;accent-color:var(--c-primary);cursor:pointer}
.form-check-label{font-size:13.5px;color:var(--c-text);cursor:pointer}

/* ---------- FOOTER ---------- */
.site-footer{background:var(--c-dark);color:#cbd5e1;margin-top:80px;position:relative}
.site-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,#006994,#00a8cc,#006994)}
.footer-container{max-width:1240px;margin:0 auto;padding:72px 32px 32px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:56px;align-items:start}
.footer-brand{display:inline-block;margin-bottom:20px}
.footer-logo-img{max-height:48px;width:auto;object-fit:contain;filter:brightness(1.05)}
.footer-logo-fallback{display:flex;align-items:center;gap:12px}
.footer-brand-mark{width:46px;height:46px;border-radius:10px;background:var(--grad);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}
.footer-brand-name{font-family:var(--font-head);font-size:19px;font-weight:600;color:#fff}
.footer-brand-tagline{font-size:13.5px;color:#94a3b8;line-height:1.7;margin-bottom:24px;max-width:340px}
.footer-social{display:flex;gap:10px}
.footer-social a{width:38px;height:38px;border-radius:8px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);color:#cbd5e1;display:flex;align-items:center;
  justify-content:center;font-size:14px;transition:all .25s;text-decoration:none}
.footer-social a:hover{background:var(--grad);border-color:transparent;color:#fff;
  transform:translateY(-3px);box-shadow:0 8px 20px rgba(0,105,148,.4)}
.footer-col-title{font-size:11.5px;font-weight:700;text-transform:uppercase;
  letter-spacing:.14em;color:var(--c-accent);margin-bottom:22px;padding-bottom:12px;position:relative}
.footer-col-title::after{content:'';position:absolute;bottom:0;left:0;width:28px;height:2px;
  background:linear-gradient(90deg,#00a8cc,transparent)}
.footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px}
.footer-links a{color:#cbd5e1;text-decoration:none;font-size:13.5px;transition:all .2s;
  display:inline-flex;align-items:center;gap:8px}
.footer-links a:hover{color:var(--c-accent);transform:translateX(4px)}
.footer-contact li{display:flex;align-items:flex-start;gap:12px;font-size:13.5px;color:#cbd5e1;line-height:1.6}
.footer-contact i{color:var(--c-accent);width:18px;font-size:13px;flex-shrink:0;margin-top:5px}
.footer-contact a{color:#cbd5e1}
.footer-contact a:hover{color:var(--c-accent)}
.footer-cta{display:inline-flex;align-items:center;gap:8px;margin-top:22px;font-size:13px;
  font-weight:600;color:var(--c-accent);text-decoration:none;padding:8px 0;
  border-bottom:1px solid rgba(0,168,204,.35);transition:all .2s}
.footer-cta:hover{gap:14px;color:#00d0ff;border-bottom-color:#00d0ff}
.footer-divider{height:1px;background:linear-gradient(to right,transparent,rgba(255,255,255,.12),transparent);margin:56px 0 28px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.footer-copyright{font-size:12.5px;color:#64748b;margin:0;line-height:1.7}
.footer-parent{margin-left:6px;color:#475569}
.footer-parent strong{color:#94a3b8;font-weight:600}
.footer-legal{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center}
.footer-legal a{font-size:12.5px;color:#94a3b8;text-decoration:none;position:relative;white-space:nowrap;transition:color .15s}
.footer-legal a:hover{color:var(--c-accent)}
.footer-legal a:not(:last-child)::after{content:'·';margin-left:20px;color:#334155;position:absolute;right:-14px;font-weight:700}

/* ---------- MODAL ---------- */
.modal-header{background:var(--grad)!important;color:#fff!important;border:none!important}
.modal-header .modal-title{color:#fff!important;font-family:var(--font-head);font-weight:600}
.modal-header .btn-close{filter:invert(1) brightness(2);opacity:.9}
.modal-content{border-radius:16px!important;border:none!important;box-shadow:var(--shadow-lg)!important}
.modal-body{font-size:14.5px;line-height:1.75;color:var(--c-text)}
.modal-body h4{color:var(--c-deep);font-size:20px;margin-bottom:14px}
.modal-body h5{color:var(--c-deep);font-size:15px;margin-top:24px}
.modal-body ul{padding-left:20px;margin-bottom:16px}
.modal-body li{margin-bottom:6px}
.modal-body a{color:var(--c-primary);text-decoration:underline}
.modal-icon{font-size:36px;color:var(--c-primary);display:block;margin-bottom:16px}

/* ---------- BACK TO TOP ---------- */
.back-to-top{position:fixed;bottom:24px;right:24px;width:46px;height:46px;border-radius:50%;
  background:var(--grad);color:#fff;border:none;cursor:pointer;display:flex;
  align-items:center;justify-content:center;font-size:16px;box-shadow:var(--shadow-md);
  transition:all .25s;z-index:900;opacity:0;visibility:hidden;transform:translateY(10px)}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{transform:translateY(-4px) scale(1.05);box-shadow:var(--shadow-lg)}

/* ---------- RESPONSIVE ---------- */
@media(max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:48px 32px}
  .header-nav{display:none}
}
@media(max-width:768px){
  .container{padding:0 20px}
  .section{padding:60px 0}
  .page-hero-sm{padding:80px 0 50px}
  .admin-header-inner{padding:0 20px;flex-wrap:wrap}
  .admin-nav{order:3;width:100%;justify-content:flex-start;overflow-x:auto;padding-top:8px}
  .admin-main{padding:20px}
}
@media(max-width:600px){
  .footer-grid{grid-template-columns:1fr;gap:36px}
  .footer-container{padding:48px 20px 24px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:16px}
  .footer-legal a:not(:last-child)::after{display:none}
  .footer-legal a{background:rgba(255,255,255,.05);padding:6px 14px;border-radius:6px}
  .back-to-top{bottom:16px;right:16px;width:42px;height:42px}
  .header-logo-img{max-height:38px}
  .header-actions .btn-outline{display:none}
}

/* Contact & Waitlist */
.contact-form{background:#fff;border:1px solid var(--c-border);border-radius:16px;padding:36px;box-shadow:var(--shadow-md)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}
.form-group{margin-bottom:18px}
.form-label{display:block;font-size:11.5px;font-weight:700;color:#475569;margin-bottom:8px;text-transform:uppercase;letter-spacing:.08em}
.form-control{width:100%;padding:12px 14px;border:1.5px solid var(--c-border);border-radius:8px;font-size:14px;font-family:inherit;color:var(--c-text);background:#fff;transition:all .15s}
.form-control:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(0,168,204,.12)}
textarea.form-control{resize:vertical;min-height:80px;line-height:1.6}

/* Product detail */
.product-detail-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:start}
@media(max-width:900px){.product-detail-grid{grid-template-columns:1fr;gap:32px}}
.product-detail-meta{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:28px}
@media(max-width:600px){.product-detail-meta{grid-template-columns:1fr}}
.meta-block{background:var(--c-bg);border:1px solid var(--c-border);border-radius:10px;padding:14px 16px}
.meta-label{font-size:11px;font-weight:700;color:var(--c-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:6px}
.meta-value{font-size:14.5px;color:var(--c-deep);font-weight:600}

/* ============================================================
   MOBILE NAVIGATION
   ============================================================ */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    font-size: 24px;
    color: var(--c-deep);
    cursor: pointer;
    padding: 4px;
}

@media (max-width: 1024px) {
    .header-nav { display: none; }
    .header-actions .btn-outline { display: none; }
    .mobile-menu-btn { display: block; }
}

.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s;
}
.mobile-nav-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background: #fff;
    z-index: 1060;
    box-shadow: -4px 0 24px rgba(0,0,0,0.1);
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}
.mobile-nav.is-open {
    right: 0;
}
.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--c-border);
}
.mobile-nav-links {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    overflow-y: auto;
}
.mobile-nav-links a {
    font-size: 16px;
    font-weight: 500;
    color: var(--c-text);
    text-decoration: none;
    display: flex;
    align-items: center;
}
.mobile-nav-links a:hover {
    color: var(--c-primary);
}

/* Obscure Admin Button */
.obscure-admin-btn {
    position: fixed;
    bottom: 10px;
    left: 10px;
    font-size: 32px;
    color: rgba(255,255,255,0.05); /* Nearly invisible */
    text-decoration: none;
    z-index: 9999;
    transition: color 0.3s;
    line-height: 1;
    font-weight: 300;
}
.obscure-admin-btn:hover {
    color: rgba(255,255,255,0.8); /* Reveals on hover */
}

/* ============================================================
   OBSCURE ADMIN BUTTON
   ============================================================ */
.obscure-admin-btn {
    position: fixed;
    bottom: 12px;
    left: 12px;
    font-size: 32px;
    font-weight: 300;
    line-height: 1;
    color: rgba(0, 105, 148, 0.15); /* Faint ocean blue - visible but obscure */
    text-decoration: none;
    z-index: 99999;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    user-select: none;
}

.obscure-admin-btn:hover {
    color: rgba(0, 105, 148, 0.9); /* Brightens on hover */
    transform: scale(1.1);
    text-shadow: 0 2px 10px rgba(0, 105, 148, 0.3);
}

/* ============================================================
   PRODUCT STOCK BADGES
   ============================================================ */
.stock-pill {
    position: absolute;
    top: 14px;
    right: 14px;
    padding: 5px 14px;
    border-radius: 50px;
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #ffffff;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 10;
}

/* Background colors for each status */
.stock-in   { background: rgba(13, 159, 110, 0.95); } /* Green */
.stock-low  { background: rgba(232, 160, 32, 0.95); } /* Orange */
.stock-out  { background: rgba(239, 68, 68, 0.95); }  /* Red */
.stock-pre  { background: rgba(0, 168, 204, 0.95); }  /* Blue */
.stock-soon { background: rgba(100, 116, 139, 0.95); } /* Slate Gray */