/* ============================================================
   zpabs Store — Modern Editorial Brutalism
   Clean, slightly playful, not too loud
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --bg:      #f7f7f5;
  --bg-alt:  #efefec;
  --paper:   #ffffff;
  --ink:     #1c1c1e;
  --muted:   #6b6b6b;

  /* accents — muted but alive */
  --main:    #e07a5f;   /* terracotta coral */
  --main-2:  #81b29a;   /* sage green */
  --main-3:  #6b8cba;   /* dusty blue */
  --main-4:  #f2cc8f;   /* warm wheat */
  --main-5:  #a89ec9;   /* lavender mist */

  --success: #81b29a;
  --warning: #f2cc8f;
  --danger:  #c0544a;

  --border:       2px solid #1c1c1e;
  --border-heavy: 3px solid #1c1c1e;
  --radius:       6px;
  --shadow:       4px 4px 0 0 #1c1c1e;
  --shadow-sm:    2px 2px 0 0 #1c1c1e;
  --shadow-lg:    6px 6px 0 0 #1c1c1e;

  --hover-x: 2px;
  --hover-y: 2px;

  --font: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { min-height: 100%; height: 100%; }

body {
  font-family: var(--font);
  background-color: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
}

a { color: inherit; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 22px 80px;
  flex: 1 0 auto;
  width: 100%;
}

/* ============ Header ============ */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 36px;
  padding: 12px 18px;
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.header h1 a {
  color: var(--ink);
  text-decoration: none;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.3px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  background: var(--main);
  border: var(--border);
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.header nav {
  display: flex;
  gap: 8px;
}

.header nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 14px;
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  transition: transform 0.1s, box-shadow 0.1s, background 0.12s;
  box-shadow: var(--shadow-sm);
}
.header nav a:hover {
  background: var(--main-4);
  transform: translate(calc(-1 * var(--hover-x)), calc(-1 * var(--hover-y)));
  box-shadow: var(--shadow);
}
.header nav a:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

/* ============ Page heading ============ */
.page-title {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 6px;
  line-height: 1.1;
}

.page-subtitle {
  color: var(--muted);
  margin-bottom: 28px;
  font-size: 14px;
}

/* ============ Grid ============ */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

/* ============ Card ============ */
.card {
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
  display: flex;
  flex-direction: column;
  border-top-width: 4px;
}

.card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0 0 #1c1c1e;
}

.card:nth-child(4n+1) { border-top-color: var(--main); }
.card:nth-child(4n+2) { border-top-color: var(--main-2); }
.card:nth-child(4n+3) { border-top-color: var(--main-3); }
.card:nth-child(4n+0) { border-top-color: var(--main-5); }

.card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.2px;
  line-height: 1.25;
}

.card .desc {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 16px;
  min-height: 42px;
}

.price {
  display: inline-block;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
  background: var(--main-4);
  padding: 4px 12px;
  border: var(--border);
  border-radius: var(--radius);
  align-self: flex-start;
  box-shadow: var(--shadow-sm);
  letter-spacing: -0.3px;
}

.stock {
  font-size: 11px;
  font-weight: 600;
  margin: 0 0 14px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  background: var(--success);
  border: var(--border);
  border-radius: 999px;
  align-self: flex-start;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.stock::before {
  content: "";
  width: 5px; height: 5px;
  background: var(--paper);
  border-radius: 50%;
}
.stock.empty { background: var(--danger); color: var(--paper); }
.stock.low   { background: var(--warning); color: var(--ink); }
.stock.low::before { background: var(--ink); }

/* Pills */
.pill {
  display: inline-block;
  padding: 3px 10px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  border: var(--border);
  border-radius: 999px;
}
.pill-blue { background: var(--main-3); color: var(--paper); }

/* ============ Buttons ============ */
.btn {
  display: inline-block;
  padding: 10px 18px;
  background: var(--ink);
  color: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.1s ease, box-shadow 0.1s ease, background 0.12s;
}
.btn:hover {
  background: var(--main);
  color: var(--paper);
  transform: translate(calc(-1 * var(--hover-x)), calc(-1 * var(--hover-y)));
  box-shadow: 6px 6px 0 0 #1c1c1e;
}
.btn:active {
  transform: translate(4px, 4px);
  box-shadow: none;
}
.btn:disabled,
.btn.disabled {
  background: #c8c8c5;
  color: var(--muted);
  cursor: not-allowed;
  transform: none !important;
  box-shadow: var(--shadow-sm) !important;
}

.btn-block { display: block; width: 100%; }

.btn-secondary {
  background: var(--paper);
  color: var(--ink);
}
.btn-secondary:hover {
  background: var(--main-4);
  color: var(--ink);
}

/* ============ Empty state ============ */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  font-weight: 500;
  color: var(--muted);
}

/* ============ Forms ============ */
.form {
  background: var(--paper);
  border: var(--border-heavy);
  border-radius: var(--radius);
  padding: 30px;
  max-width: 540px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
}

.form h2 {
  margin-bottom: 22px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.field { margin-bottom: 16px; }

.field label {
  display: block;
  margin-bottom: 5px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.field input,
.field textarea {
  width: 100%;
  padding: 10px 13px;
  background: var(--bg);
  border: var(--border);
  border-radius: var(--radius);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 400;
  outline: none;
  transition: box-shadow 0.1s, background 0.12s;
}
.field input:focus,
.field textarea:focus {
  background: var(--paper);
  box-shadow: var(--shadow-sm);
}

/* ============ Summary ============ */
.summary {
  background: var(--bg-alt);
  border: var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 5px 0;
  font-size: 14px;
}

.summary-row.total {
  font-size: 17px;
  font-weight: 700;
  border-top: 2px solid var(--ink);
  margin-top: 10px;
  padding-top: 12px;
  letter-spacing: -0.2px;
}

/* ============ Alerts ============ */
.alert {
  padding: 13px 15px;
  border: var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
  line-height: 1.5;
}
.alert-error   { background: #fde8e8; color: var(--danger); }
.alert-info    { background: #ddeaf5; color: #3a5f8a; }
.alert-success { background: #dff0e8; color: #2a6b4a; }

/* ============ Status badge ============ */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border: var(--border);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  box-shadow: var(--shadow-sm);
}
.status-pending   { background: var(--warning); color: var(--ink); }
.status-paid      { background: var(--success); color: var(--paper); }
.status-expired,
.status-failed,
.status-cancelled,
.status-refunded  { background: var(--danger); color: var(--paper); }

/* ============ Code box ============ */
.code-box {
  background: var(--ink);
  color: var(--main-2);
  border: var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-family: 'Courier New', ui-monospace, monospace;
  font-size: 14px;
  font-weight: 600;
  word-break: break-all;
  white-space: pre-wrap;
  margin-bottom: 8px;
  box-shadow: var(--shadow-sm);
}

.copy-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}

.copy-btn {
  padding: 6px 14px;
  font-size: 11px;
  font-weight: 600;
  background: var(--main-2);
  border: var(--border);
  border-radius: var(--radius);
  color: var(--paper);
  cursor: pointer;
  font-family: var(--font);
  letter-spacing: 0.3px;
  text-transform: uppercase;
  box-shadow: var(--shadow-sm);
  transition: transform 0.1s, box-shadow 0.1s, background 0.12s;
}
.copy-btn:hover {
  background: var(--main-4);
  color: var(--ink);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 0 #1c1c1e;
}
.copy-btn:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

/* ============ Spinner ============ */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid var(--muted);
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ============ Footer ============ */
.site-footer {
  flex-shrink: 0;
  padding: 20px 24px 28px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  border-top: var(--border);
  background: var(--bg-alt);
}

.site-footer .contact {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  padding: 6px 14px;
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.1s, box-shadow 0.1s, background 0.12s;
}
.site-footer .contact:hover {
  background: var(--main-4);
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 0 #1c1c1e;
}

.site-footer .copy {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  letter-spacing: 0.3px;
  font-weight: 500;
  text-transform: uppercase;
}

/* ============ Mobile ============ */
@media (max-width: 640px) {
  .container { padding: 16px 14px 60px; }
  .header { flex-direction: column; gap: 10px; padding: 12px 14px; }
  .header h1 a { font-size: 16px; }
  .header nav { flex-wrap: wrap; justify-content: center; }
  .header nav a { padding: 6px 10px; font-size: 12px; }
  .form { padding: 20px 16px; }
  .page-title { font-size: 28px; }
  .card { padding: 16px; }
}