/* ═══════════════════════════════════════════════
   DutchEnglish Books — Complete Stylesheet
   No external dependencies. Works everywhere.
   ═══════════════════════════════════════════════ */

:root {
  --ink:      #0b0d0f;
  --ink2:     #13161b;
  --ink3:     #1c2028;
  --ink4:     #252932;
  --border:   rgba(255,255,255,0.08);
  --border2:  rgba(255,255,255,0.14);
  --text:     #e8eaf0;
  --dim:      #9ca3af;
  --muted:    #6b7280;
  --nl-red:   #c0392b;
  --nl-blue:  #1e3a8a;
  --gold:     #e8c96d;
  --gold2:    #c9a84c;
  --r:        10px;
  --rl:       16px;
  --shadow-lg: 0 16px 56px rgba(0,0,0,0.55);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--ink);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
a { color:inherit; text-decoration:none; }
img { display:block; max-width:100%; }
button { font-family:inherit; }

/* ── HEADER ────────────────────────────────────── */
.site-header {
  position: sticky; top:0; z-index:200;
  background: rgba(11,13,15,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.ribbon {
  background: var(--nl-red);
  text-align:center; font-size:12px;
  letter-spacing:1px; text-transform:uppercase;
  padding:7px 16px; font-weight:600;
  color:rgba(255,255,255,0.92);
}
.header-inner {
  max-width:1240px; margin:0 auto;
  padding:0 24px; height:66px;
  display:flex; align-items:center; gap:20px;
}
.logo { display:flex; align-items:center; gap:10px; flex-shrink:0; }
.logo-mark {
  width:38px; height:38px;
  background: linear-gradient(135deg,var(--nl-red),var(--nl-blue));
  border-radius:10px;
  display:flex; align-items:center; justify-content:center;
  font-size:20px; flex-shrink:0;
}
.logo-name { font-size:18px; font-weight:700; color:var(--text); letter-spacing:-0.3px; line-height:1.2; }
.logo-sub  { font-size:10px; letter-spacing:1.5px; text-transform:uppercase; color:var(--muted); }
.header-search { flex:1; max-width:380px; position:relative; }
.header-search input {
  width:100%; background:var(--ink4);
  border:1px solid var(--border2); border-radius:50px;
  padding:9px 40px 9px 16px; color:var(--text); font-size:14px;
  transition:border-color .2s, background .2s;
}
.header-search input::placeholder { color:var(--muted); }
.header-search input:focus { outline:none; border-color:var(--gold); background:var(--ink3); }
.search-ico {
  position:absolute; right:13px; top:50%; transform:translateY(-50%);
  color:var(--muted); font-size:14px; pointer-events:none;
}
.header-nav { margin-left:auto; display:flex; gap:4px; }
.header-nav a {
  padding:8px 14px; border-radius:8px;
  font-size:14px; font-weight:500; color:var(--dim);
  transition:background .2s, color .2s;
}
.header-nav a:hover { background:var(--ink4); color:var(--text); }

/* ── HERO ───────────────────────────────────────── */
.hero {
  position:relative; padding:90px 24px 80px;
  text-align:center; overflow:hidden;
}
.hero-bg {
  position:absolute; inset:0;
  background:
    radial-gradient(ellipse 80% 55% at 50% 0%,rgba(30,58,138,0.45) 0%,transparent 65%),
    radial-gradient(ellipse 55% 45% at 85% 100%,rgba(192,57,43,0.28) 0%,transparent 55%);
}
.hero-bg::after {
  content:''; position:absolute; inset:0;
  background-image:radial-gradient(circle,rgba(255,255,255,0.025) 1px,transparent 1px);
  background-size:36px 36px;
}
.hero-content { position:relative; max-width:680px; margin:0 auto; }
.hero-flag { font-size:42px; display:block; margin-bottom:16px; animation:float 3s ease-in-out infinite; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-9px)} }
.hero h1 {
  font-size:clamp(34px,6vw,68px); font-weight:800;
  letter-spacing:-1.5px; line-height:1.08; margin-bottom:18px;
}
.hero h1 em { font-style:italic; color:var(--gold); }
.hero-sub {
  font-size:17px; color:var(--dim); line-height:1.7;
  margin-bottom:36px; max-width:460px; margin-left:auto; margin-right:auto;
}
.btn-hero {
  display:inline-flex; align-items:center; gap:8px;
  background:var(--gold); color:#0b0d0f;
  padding:15px 36px; border-radius:50px;
  font-weight:700; font-size:15px;
  box-shadow:0 4px 20px rgba(232,201,109,0.35);
  transition:background .2s, transform .2s, box-shadow .2s;
}
.btn-hero:hover { background:var(--gold2); transform:translateY(-2px); box-shadow:0 8px 30px rgba(232,201,109,0.45); }
.hero-stats { display:flex; justify-content:center; gap:48px; margin-top:56px; position:relative; }
.hs-num   { font-size:32px; font-weight:800; color:var(--gold); letter-spacing:-1px; }
.hs-label { font-size:11px; color:var(--muted); letter-spacing:1.5px; text-transform:uppercase; margin-top:3px; }

/* ── CATEGORY NAV ───────────────────────────────── */
.cat-nav { background:var(--ink2); border-bottom:1px solid var(--border); }
.cat-inner {
  max-width:1240px; margin:0 auto; padding:0 24px;
  display:flex; overflow-x:auto; scrollbar-width:none;
}
.cat-inner::-webkit-scrollbar { display:none; }
.cat-pill {
  padding:14px 18px; font-size:13px; font-weight:500; color:var(--muted);
  border:none; background:none; cursor:pointer;
  border-bottom:2px solid transparent; white-space:nowrap;
  transition:color .2s, border-color .2s;
}
.cat-pill:hover { color:var(--text); }
.cat-pill.active { color:var(--gold); border-bottom-color:var(--gold); }

/* ── MAIN ───────────────────────────────────────── */
.main { max-width:1240px; margin:0 auto; padding:56px 24px 80px; }
.sec-label { font-size:11px; letter-spacing:2px; text-transform:uppercase; color:var(--gold); font-weight:600; margin-bottom:6px; }
.sec-title { font-size:28px; font-weight:700; letter-spacing:-0.5px; }
.sec-head  { display:flex; align-items:flex-end; justify-content:space-between; margin-bottom:28px; gap:16px; }

/* ── PROMO BAND ─────────────────────────────────── */
.promo {
  background:linear-gradient(120deg,var(--nl-blue) 0%,#0f2462 45%,var(--ink3) 100%);
  border-radius:var(--rl); padding:36px 40px;
  display:flex; align-items:center; justify-content:space-between; gap:24px;
  margin-bottom:56px; position:relative; overflow:hidden;
  border:1px solid rgba(255,255,255,0.07);
}
.promo::before { content:'📚'; position:absolute; right:36px; bottom:-8px; font-size:110px; opacity:.07; pointer-events:none; }
.promo h2 { font-size:24px; font-weight:700; letter-spacing:-0.4px; margin-bottom:8px; }
.promo p  { color:var(--dim); font-size:14px; max-width:400px; line-height:1.65; }
.btn-outline {
  flex-shrink:0; padding:13px 28px; border-radius:50px;
  border:2px solid var(--gold); color:var(--gold);
  font-weight:700; font-size:14px; background:none; cursor:pointer;
  transition:background .2s, color .2s; white-space:nowrap; display:inline-block;
}
.btn-outline:hover { background:var(--gold); color:#0b0d0f; }

/* ── PRODUCT GRID ───────────────────────────────── */
.grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(256px,1fr)); gap:22px; }
.card {
  background:var(--ink3); border-radius:var(--rl);
  overflow:hidden; border:1px solid var(--border);
  transition:transform .25s, box-shadow .25s, border-color .25s;
  display:flex; flex-direction:column; position:relative;
}
.card:hover { transform:translateY(-5px); box-shadow:var(--shadow-lg); border-color:rgba(232,201,109,0.25); }
.card-badge {
  position:absolute; top:12px; left:12px;
  background:var(--nl-red); color:#fff;
  font-size:10px; font-weight:700; letter-spacing:1px;
  text-transform:uppercase; padding:4px 10px; border-radius:50px; z-index:1;
}
.card-badge.feat { background:var(--gold); color:#0b0d0f; }
.card-thumb { width:100%; height:200px; object-fit:cover; display:block; }
.card-placeholder {
  width:100%; height:200px;
  display:flex; align-items:center; justify-content:center;
  font-size:64px;
  background:linear-gradient(145deg,var(--ink4),var(--ink2));
  position:relative; overflow:hidden;
}
.card-placeholder::after {
  content:''; position:absolute; inset:0;
  background:linear-gradient(135deg,rgba(30,58,138,0.25),rgba(192,57,43,0.15));
}
.card-placeholder span { position:relative; z-index:1; }
.card-body { padding:18px 20px 20px; flex:1; display:flex; flex-direction:column; }
.card-cat  { font-size:10px; font-weight:700; letter-spacing:1.5px; text-transform:uppercase; color:var(--gold); margin-bottom:7px; }
.card h3   { font-size:17px; font-weight:700; line-height:1.3; margin-bottom:8px; letter-spacing:-0.2px; }
.card p    { font-size:13px; color:var(--dim); line-height:1.6; flex:1; margin-bottom:18px; }
.card-foot { display:flex; align-items:center; justify-content:space-between; gap:10px; }
.price     { font-size:26px; font-weight:800; letter-spacing:-1px; line-height:1; }
.price sub  { font-size:12px; color:var(--muted); font-weight:400; letter-spacing:0; }
.btn-buy   {
  background:var(--nl-blue); color:#fff; border:none;
  padding:10px 20px; border-radius:8px; font-size:13px;
  font-weight:600; cursor:pointer; transition:background .2s, transform .15s; white-space:nowrap;
}
.btn-buy:hover { background:var(--nl-red); transform:scale(1.03); }

/* ── PRODUCT DETAIL ─────────────────────────────── */
.detail-wrap {
  max-width:1100px; margin:0 auto; padding:56px 24px 80px;
  display:grid; grid-template-columns:1fr 1.25fr; gap:56px; align-items:start;
}
.detail-img {
  border-radius:var(--rl); aspect-ratio:3/4;
  background:linear-gradient(145deg,var(--ink4),var(--ink2));
  display:flex; align-items:center; justify-content:center;
  font-size:96px; overflow:hidden; border:1px solid var(--border);
}
.detail-img img { width:100%; height:100%; object-fit:cover; }
.cat-tag { font-size:11px; font-weight:700; letter-spacing:2px; text-transform:uppercase; color:var(--gold); margin-bottom:12px; display:block; }
.detail-info h1 { font-size:36px; font-weight:800; letter-spacing:-1px; line-height:1.15; margin-bottom:16px; }
.detail-desc    { color:var(--dim); line-height:1.8; font-size:15px; margin-bottom:26px; }
.detail-price-row { display:flex; align-items:baseline; gap:10px; margin-bottom:22px; }
.detail-price     { font-size:44px; font-weight:800; letter-spacing:-2px; }
.detail-price-note{ color:var(--muted); font-size:14px; }
.upsell {
  background:var(--ink2); border:1px solid var(--border);
  border-radius:10px; padding:16px 18px; margin-bottom:20px;
  display:flex; align-items:center; gap:14px; cursor:pointer; transition:border-color .2s;
}
.upsell:has(input:checked) { border-color:var(--gold); }
.upsell input[type=checkbox] { width:18px; height:18px; accent-color:var(--gold); flex-shrink:0; }
.upsell-info h4 { font-size:14px; font-weight:600; margin-bottom:2px; }
.upsell-info p  { font-size:12px; color:var(--dim); }
.upsell-price   { margin-left:auto; font-weight:700; color:var(--gold); font-size:15px; }
.btn-checkout {
  display:flex; align-items:center; justify-content:center; gap:10px;
  width:100%; background:var(--gold); color:#0b0d0f; border:none;
  padding:17px; border-radius:10px; font-size:16px; font-weight:700; cursor:pointer;
  transition:background .2s, transform .2s; box-shadow:0 4px 20px rgba(232,201,109,0.3);
}
.btn-checkout:hover { background:var(--gold2); transform:translateY(-2px); }
.trust { display:flex; gap:18px; margin-top:16px; flex-wrap:wrap; }
.trust span { font-size:12px; color:var(--muted); }

/* ── CHECKOUT ───────────────────────────────────── */
.checkout-wrap { max-width:500px; margin:72px auto; padding:0 24px; }
.checkout-card { background:var(--ink3); border:1px solid var(--border); border-radius:var(--rl); overflow:hidden; }
.checkout-head { background:linear-gradient(135deg,var(--nl-blue),#0f2462); padding:26px 30px; }
.checkout-head h2 { font-size:24px; font-weight:700; margin-bottom:4px; }
.checkout-head p  { color:rgba(255,255,255,0.6); font-size:14px; }
.checkout-body { padding:26px 30px; }
.order-line {
  display:flex; justify-content:space-between; align-items:center;
  padding:11px 0; border-bottom:1px solid var(--border); font-size:14px;
}
.order-line:last-of-type { border-bottom:none; }
.oln { color:var(--dim); } .olp { font-weight:600; }
.total-row {
  display:flex; justify-content:space-between; align-items:center;
  padding:15px 0 22px; font-weight:700; font-size:16px;
  border-top:2px solid var(--border); margin-top:4px;
}
.total-price { font-size:28px; font-weight:800; color:var(--gold); letter-spacing:-1px; }
.btn-paypal {
  display:flex; align-items:center; justify-content:center; gap:10px;
  width:100%; padding:15px; background:#0070ba; color:#fff;
  border:none; border-radius:10px; font-size:16px; font-weight:700; cursor:pointer; transition:background .2s;
}
.btn-paypal:hover { background:#005ea6; }

/* ── THANK YOU / DOWNLOAD ───────────────────────── */
.ty-wrap  { max-width:540px; margin:72px auto; padding:0 24px; text-align:center; }
.ty-card  { background:var(--ink3); border:1px solid var(--border); border-radius:var(--rl); padding:48px 36px; box-shadow:var(--shadow-lg); }
.ty-icon  { font-size:68px; margin-bottom:18px; display:block; }
.ty-card h2 { font-size:30px; font-weight:700; letter-spacing:-0.5px; margin-bottom:12px; }
.ty-card p  { color:var(--dim); line-height:1.7; margin-bottom:26px; }
.btn-download {
  display:inline-flex; align-items:center; gap:10px;
  background:var(--gold); color:#0b0d0f; padding:15px 36px; border-radius:10px;
  font-weight:700; font-size:16px;
  box-shadow:0 4px 20px rgba(232,201,109,0.3);
  transition:background .2s, transform .2s;
}
.btn-download:hover { background:var(--gold2); transform:translateY(-2px); }

/* ── ABOUT ──────────────────────────────────────── */
.about-box { background:var(--ink3); border:1px solid var(--border); border-radius:var(--rl); padding:40px; margin-top:72px; }

/* ── SOCIALS ────────────────────────────────────── */
.socials { display:flex; gap:10px; flex-wrap:wrap; }
.sb { display:inline-flex; align-items:center; gap:7px; padding:9px 14px; border-radius:8px; font-size:13px; font-weight:600; color:#fff; transition:opacity .2s, transform .2s; }
.sb:hover { opacity:.82; transform:translateY(-2px); }
.sb-fb { background:#1877F2; }
.sb-ig { background:linear-gradient(45deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888); }
.sb-tt { background:#111; border:1px solid #333; }

/* ── ADMIN ──────────────────────────────────────── */
.admin-layout { display:grid; grid-template-columns:230px 1fr; min-height:100vh; }
.admin-sidebar {
  background:var(--ink2); border-right:1px solid var(--border);
  position:sticky; top:0; height:100vh; overflow-y:auto;
}
.sidebar-logo { display:flex; align-items:center; gap:10px; padding:20px 22px; border-bottom:1px solid var(--border); }
.admin-sidebar nav { padding:12px 0; }
.admin-sidebar a {
  display:flex; align-items:center; gap:10px; padding:11px 22px;
  font-size:14px; font-weight:500; color:var(--dim); transition:color .2s, background .2s;
}
.admin-sidebar a:hover, .admin-sidebar a.active { color:var(--text); background:rgba(255,255,255,0.04); }
.admin-sidebar a.active { color:var(--gold); }
.admin-main { padding:32px 36px; }
.admin-topbar { display:flex; justify-content:space-between; align-items:center; margin-bottom:28px; }
.admin-topbar h1 { font-size:26px; font-weight:700; letter-spacing:-0.5px; }
.stats { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-bottom:32px; }
.stat  { background:var(--ink3); border:1px solid var(--border); border-radius:var(--r); padding:20px 22px; }
.stat .label { font-size:11px; letter-spacing:1px; text-transform:uppercase; color:var(--muted); margin-bottom:7px; }
.stat .val   { font-size:34px; font-weight:800; color:var(--gold); letter-spacing:-1.5px; line-height:1; }
.panel { background:var(--ink3); border:1px solid var(--border); border-radius:var(--rl); overflow:hidden; margin-bottom:24px; }
.panel-head { padding:16px 22px; border-bottom:1px solid var(--border); display:flex; justify-content:space-between; align-items:center; }
.panel-head h3 { font-size:16px; font-weight:600; }
.panel-body { padding:22px; }
.form-group { margin-bottom:16px; }
.form-group label { display:block; font-size:11px; font-weight:600; letter-spacing:1px; text-transform:uppercase; color:var(--muted); margin-bottom:6px; }
.form-group input,
.form-group textarea,
.form-group select {
  width:100%; background:var(--ink2); border:1px solid var(--border2);
  border-radius:8px; padding:10px 13px; color:var(--text); font-size:14px;
  transition:border-color .2s, background .2s; font-family:inherit;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { outline:none; border-color:var(--gold); background:#1a1d24; }
.form-group select option { background:var(--ink2); }
.form-group textarea { min-height:88px; resize:vertical; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.btn-primary { background:var(--gold); color:#0b0d0f; border:none; padding:11px 26px; border-radius:8px; font-size:14px; font-weight:700; cursor:pointer; transition:background .2s; }
.btn-primary:hover { background:var(--gold2); }
.btn-sm { padding:7px 13px; font-size:12px; background:var(--ink4); color:var(--dim); border:1px solid var(--border2); border-radius:6px; cursor:pointer; font-weight:500; transition:background .2s, color .2s; font-family:inherit; }
.btn-sm:hover { background:var(--ink3); color:var(--text); }
.btn-danger { background:rgba(192,57,43,0.18); border-color:rgba(192,57,43,0.35); color:#f87171; }
.btn-danger:hover { background:var(--nl-red); color:#fff; border-color:var(--nl-red); }
.btn-ai { background:rgba(30,58,138,0.28); border-color:rgba(30,58,138,0.45); color:#93c5fd; }
.btn-ai:hover { background:var(--nl-blue); color:#fff; border-color:var(--nl-blue); }
.ptable { width:100%; border-collapse:collapse; }
.ptable th { font-size:11px; letter-spacing:1.5px; text-transform:uppercase; color:var(--muted); padding:0 14px 10px; text-align:left; border-bottom:1px solid var(--border); }
.ptable td { padding:13px 14px; border-bottom:1px solid var(--border); font-size:14px; vertical-align:middle; }
.ptable tr:last-child td { border-bottom:none; }
.ptable tbody tr:hover td { background:rgba(255,255,255,0.018); }
.thumb-sm { width:42px; height:42px; border-radius:7px; object-fit:cover; background:var(--ink4); display:flex; align-items:center; justify-content:center; font-size:20px; flex-shrink:0; }
.td-flex { display:flex; align-items:center; gap:11px; }
.td-name { font-weight:500; font-size:14px; }
.td-sub  { font-size:12px; color:var(--muted); margin-top:2px; }
.tag { display:inline-block; padding:3px 9px; border-radius:50px; font-size:11px; font-weight:600; }
.tag-beginner   { background:rgba(30,58,138,0.3);  color:#93c5fd; }
.tag-grammar    { background:rgba(22,101,52,0.3);   color:#86efac; }
.tag-vocabulary { background:rgba(120,53,15,0.3);   color:#fcd34d; }
.tag-phrases    { background:rgba(88,28,135,0.3);   color:#d8b4fe; }
.alert { padding:11px 15px; border-radius:8px; font-size:14px; margin-bottom:18px; }
.alert-error   { background:rgba(192,57,43,0.15); border:1px solid rgba(192,57,43,0.3); color:#f87171; }
.alert-success { background:rgba(22,101,52,0.15);  border:1px solid rgba(22,101,52,0.3);  color:#86efac; }
.login-page {
  min-height:100vh; display:flex; align-items:center; justify-content:center;
  background:var(--ink);
  background-image:radial-gradient(ellipse 70% 55% at 50% 0%,rgba(30,58,138,0.22) 0%,transparent 60%);
}
.login-card { background:var(--ink3); border:1px solid var(--border); border-radius:var(--rl); padding:40px; width:100%; max-width:370px; box-shadow:var(--shadow-lg); text-align:center; }
.login-card .logo-mark { margin:0 auto 18px; width:50px; height:50px; font-size:24px; border-radius:13px; }
.login-card h2 { font-size:24px; font-weight:700; margin-bottom:6px; }
.login-card p  { color:var(--muted); font-size:14px; margin-bottom:26px; }
.ai-box { display:none; margin-top:14px; padding:13px 16px; background:var(--ink2); border:1px solid var(--border2); border-radius:8px; }
.ai-label  { font-size:11px; color:var(--muted); margin-bottom:6px; letter-spacing:1px; text-transform:uppercase; }
.ai-prompt { font-size:13px; color:var(--gold); line-height:1.6; }

/* ── EMPTY ──────────────────────────────────────── */
.empty { text-align:center; padding:72px 24px; color:var(--muted); }
.empty .ico { font-size:52px; margin-bottom:14px; }
.empty h3 { font-size:20px; font-weight:700; color:var(--text); margin-bottom:6px; }

/* ── FOOTER ─────────────────────────────────────── */
footer { background:var(--ink2); border-top:1px solid var(--border); padding:52px 24px 28px; margin-top:40px; }
.footer-inner { max-width:1240px; margin:0 auto; }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; padding-bottom:40px; border-bottom:1px solid var(--border); margin-bottom:24px; }
.footer-brand p { color:var(--muted); font-size:13px; line-height:1.75; margin:14px 0 18px; max-width:240px; }
.footer-col h4 { font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:1.5px; color:var(--text); margin-bottom:14px; }
.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:9px; }
.footer-col ul li a { font-size:13px; color:var(--muted); transition:color .2s; }
.footer-col ul li a:hover { color:var(--text); }
.footer-bottom { display:flex; justify-content:space-between; align-items:center; font-size:12px; color:var(--muted); flex-wrap:wrap; gap:8px; }

/* ── RESPONSIVE ─────────────────────────────────── */
@media(max-width:960px) {
  .detail-wrap   { grid-template-columns:1fr; gap:28px; }
  .footer-grid   { grid-template-columns:1fr 1fr; gap:28px; }
  .admin-layout  { grid-template-columns:1fr; }
  .admin-sidebar { display:none; }
  .admin-main    { padding:24px 20px; }
}
@media(max-width:640px) {
  .hero h1        { font-size:30px; letter-spacing:-0.5px; }
  .hero-stats     { gap:24px; }
  .promo          { flex-direction:column; padding:28px 24px; }
  .footer-grid    { grid-template-columns:1fr; }
  .form-row       { grid-template-columns:1fr; }
  .stats          { grid-template-columns:1fr; }
  .header-nav     { display:none; }
  .checkout-body,
  .checkout-head  { padding:20px; }
  .ty-card        { padding:32px 20px; }
  .about-box      { padding:28px 20px; }
}