/* =============================================
   Knjizara — Minimalni frontend stilovi
   ============================================= */

:root {
  --black:   #111;
  --gray:    #555;
  --gray-lt: #999;
  --border:  #e5e5e5;
  --bg:      #fff;
  --bg-alt:  #f7f7f7;
  --radius:  3px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: Georgia, 'Times New Roman', serif;
  background: var(--bg);
  color: var(--black);
  line-height: 1.7;
  font-size: 17px;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--black); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Layout ---- */
.container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Header ---- */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
}
.logo {
  font-size: .92rem;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 600;
  color: var(--black) !important;
  text-decoration: none !important;
  letter-spacing: .01em;
  max-width: 280px;
  line-height: 1.3;
}
.cart-link {
  color: var(--black) !important;
  text-decoration: none !important;
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: .88rem;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.cart-link:hover { background: var(--bg-alt); text-decoration: none; }
.cart-badge {
  background: var(--black);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  width: 19px; height: 19px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ---- Hero ---- */
.hero {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 64px 0 56px;
}
.hero-inner {
  display: flex;
  align-items: center;
  gap: 52px;
}
.autor-foto { flex-shrink: 0; }
.autor-foto img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  filter: grayscale(100%);
  border: 1px solid var(--border);
}
.autor-foto-placeholder {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 1px dashed var(--border);
  background: var(--bg-alt);
}
.autor-bio .eyebrow {
  display: block;
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gray-lt);
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  margin-bottom: 10px;
}
.autor-bio h1 {
  font-size: 2rem;
  font-weight: normal;
  color: var(--black);
  margin-bottom: 14px;
  line-height: 1.2;
}
.autor-bio p {
  color: var(--gray);
  font-size: .97rem;
  max-width: 560px;
  line-height: 1.85;
}

/* ---- Knjige sekcija ---- */
.knjige-section {
  padding: 64px 0 80px;
}
.section-title {
  font-size: 1rem;
  font-weight: normal;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gray-lt);
  margin-bottom: 48px;
}

/* ---- Knjiga red (levo-desno) ---- */
.knjige-lista { display: flex; flex-direction: column; }

.knjiga-red {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 52px;
  align-items: start;
  padding: 48px 0;
  border-top: 1px solid var(--border);
}
.knjiga-red:last-child { border-bottom: 1px solid var(--border); }
.knjiga-red.obrnuto { grid-template-columns: 1fr 240px; }
.knjiga-red.obrnuto .knjiga-red-slika { order: 2; }
.knjiga-red.obrnuto .knjiga-red-info  { order: 1; }

.knjiga-red-slika a {
  display: block;
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--bg-alt);
}
.knjiga-red-slika img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.no-image {
  display: flex; align-items: center; justify-content: center;
  height: 100%; font-size: 3.5rem;
  color: var(--gray-lt);
}

.knjiga-red-info {
  display: flex;
  flex-direction: column;
  padding-top: 8px;
}
.knjiga-red-info h3 {
  font-size: 1.35rem;
  font-weight: normal;
  line-height: 1.3;
  margin-bottom: 12px;
}
.knjiga-red-info h3 a { color: var(--black); }
.knjiga-red-info h3 a:hover { text-decoration: underline; }
.kratki-opis {
  font-size: .93rem;
  color: var(--gray);
  line-height: 1.7;
  margin-bottom: 28px;
  flex: 1;
}
.knjiga-footer {
  display: flex;
  align-items: center;
  gap: 20px;
}
.cena {
  font-size: 1.05rem;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 600;
  color: var(--black);
}
.rasprodato {
  font-size: .85rem;
  color: var(--gray-lt);
  font-style: italic;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 22px;
  border-radius: var(--radius);
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: .86rem;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none !important;
  white-space: nowrap;
  letter-spacing: .02em;
}
.btn-primary {
  background: var(--black);
  color: #fff !important;
  border-color: var(--black);
}
.btn-primary:hover { background: #333; border-color: #333; }
.btn-outline {
  background: transparent;
  color: var(--black) !important;
  border-color: var(--black);
}
.btn-outline:hover { background: var(--black); color: #fff !important; }
.btn-lg { padding: 12px 28px; font-size: .94rem; }
.btn-block { width: 100%; }
.btn-sm { padding: 5px 12px; font-size: .8rem; }

/* ---- Knjiga detalj ---- */
.page-content { padding: 40px 0 60px; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: .83rem; color: var(--gray-lt);
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  margin-bottom: 32px;
}
.breadcrumb a { color: var(--gray-lt); }
.breadcrumb span { color: var(--gray-lt); }
.knjiga-detalj {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 56px;
  align-items: start;
  margin-bottom: 50px;
}
.knjiga-detalj-slika img {
  width: 100%;
  border: 1px solid var(--border);
}
.no-image-lg {
  background: var(--bg-alt);
  height: 400px;
  display: flex; align-items: center; justify-content: center;
  font-size: 5rem;
  color: var(--gray-lt);
}
.knjiga-detalj-info h1 {
  font-size: 1.8rem;
  font-weight: normal;
  line-height: 1.25;
  margin-bottom: 8px;
  color: var(--black);
}
.autor-ime {
  color: var(--gray);
  font-size: .93rem;
  font-style: italic;
  margin-bottom: 22px;
}
.detalj-cena {
  font-size: 1.5rem;
  font-weight: 600;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--black);
  margin-bottom: 22px;
}
.kratki-opis-detalj {
  color: var(--gray);
  margin-bottom: 26px;
  font-size: .95rem;
}
.na-stanju { color: #2a7a3a; font-size: .88rem; margin-bottom: 16px; font-family: -apple-system, BlinkMacSystemFont, sans-serif; }
.rasprodato-lg { color: #c0392b; font-style: italic; margin-top: 16px; }
.poruci-forma { margin-top: 12px; }
.kolicina-row {
  display: flex; align-items: center; gap: 12px; margin-bottom: 18px;
}
.kolicina-row input {
  width: 68px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  text-align: center;
}
.knjiga-opis { border-top: 1px solid var(--border); padding-top: 40px; }
.knjiga-opis h2 {
  font-size: 1rem;
  font-weight: normal;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gray-lt);
  margin-bottom: 22px;
}
.opis-tekst { line-height: 1.9; color: var(--black); max-width: 680px; }

/* ---- Korpa ---- */
.prazna-korpa { text-align: center; padding: 60px 0; color: var(--gray); }
.prazna-korpa p { font-size: 1.05rem; margin-bottom: 20px; }
.korpa-tabela { width: 100%; border-collapse: collapse; margin-bottom: 30px; }
.korpa-tabela th {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 2px solid var(--black);
  font-weight: normal;
  font-size: .82rem;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gray);
}
.korpa-tabela td {
  padding: 16px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.korpa-knjiga { display: flex; align-items: center; gap: 14px; }
.korpa-thumb { width: 56px; height: 74px; object-fit: cover; }
.kol-input {
  width: 62px; padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center; font-size: .93rem;
}
.btn-ukloni {
  background: none; border: none;
  color: var(--gray-lt); cursor: pointer; font-size: .95rem;
  padding: 4px 8px;
  border-radius: var(--radius);
}
.btn-ukloni:hover { color: #c0392b; }
.korpa-actions { margin-bottom: 28px; }
.korpa-summary { display: flex; justify-content: flex-end; }
.summary-box {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  min-width: 270px;
}
.summary-row {
  display: flex; justify-content: space-between;
  align-items: center; margin-bottom: 8px;
  font-size: .93rem; color: var(--gray);
}
.summary-total { font-size: 1.25rem; font-weight: 600; color: var(--black); font-family: -apple-system, BlinkMacSystemFont, sans-serif; }
.summary-note { font-size: .83rem; color: var(--gray-lt); margin-bottom: 16px; }

/* ---- Checkout ---- */
.checkout-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 44px;
  align-items: start;
}
fieldset { border: none; padding: 0; margin: 0; }
legend {
  font-size: .82rem;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gray-lt);
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  width: 100%;
}
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: .84rem;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray);
  margin-bottom: 5px;
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="number"],
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: .94rem;
  background: #fff;
  color: var(--black);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--black);
  box-shadow: 0 0 0 2px rgba(17,17,17,.08);
}
.form-group.has-error input,
.form-group.has-error textarea { border-color: #c0392b; }
.error-msg { display: block; font-size: .8rem; color: #c0392b; margin-top: 4px; }
.checkout-pregled {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  position: sticky;
  top: 76px;
}
.checkout-pregled h3 {
  font-size: .82rem;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gray-lt);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  font-weight: normal;
}
.pregled-stavka {
  display: flex; justify-content: space-between;
  gap: 10px; margin-bottom: 10px;
  font-size: .88rem; color: var(--gray);
}
.pregled-ukupno {
  display: flex; justify-content: space-between;
  font-weight: 600; font-size: 1.05rem;
  color: var(--black);
  margin-top: 12px; padding-top: 12px;
  border-top: 1px solid var(--border);
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}
.pregled-note {
  font-size: .8rem; color: var(--gray-lt);
  margin-top: 10px; line-height: 1.5;
}

/* ---- Zahvala ---- */
.zahvala-box {
  text-align: center;
  max-width: 460px;
  margin: 70px auto;
  padding: 50px 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.zahvala-icon {
  width: 60px; height: 60px;
  background: var(--black);
  color: #fff;
  font-size: 1.6rem;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 22px;
}
.zahvala-box h1 { font-size: 1.5rem; font-weight: normal; color: var(--black); margin-bottom: 12px; }
.zahvala-box p { color: var(--gray); margin-bottom: 10px; font-size: .95rem; }
.zahvala-box .btn { margin-top: 20px; }

/* ---- Alert ---- */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 18px;
  font-size: .9rem;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}
.alert-error { background: #fdf3f3; color: #c0392b; border: 1px solid #f5c6cb; }
.alert-success { background: #f3faf5; color: #1e6b35; border: 1px solid #c3e6cb; }

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid var(--border);
  color: var(--gray-lt);
  padding: 28px 0;
  margin-top: 60px;
  text-align: center;
  font-size: .84rem;
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .hero-inner { flex-direction: column; text-align: center; gap: 28px; }
  .autor-bio p { margin: 0 auto; }
  .autor-foto img { width: 130px; height: 130px; }
  .autor-foto-placeholder { width: 130px; height: 130px; }
  .autor-bio h1 { font-size: 1.6rem; }

  .knjiga-red,
  .knjiga-red.obrnuto {
    grid-template-columns: 1fr;
    gap: 20px;
    text-align: center;
  }
  .knjiga-red.obrnuto .knjiga-red-slika { order: 0; }
  .knjiga-red.obrnuto .knjiga-red-info  { order: 0; }
  .knjiga-red-slika a { max-width: 180px; margin: 0 auto; }
  .knjiga-footer { justify-content: center; }

  .knjiga-detalj { grid-template-columns: 1fr; gap: 28px; }
  .knjiga-detalj-slika { max-width: 260px; margin: 0 auto; }

  .checkout-layout { grid-template-columns: 1fr; }
  .checkout-pregled { position: static; }
  .form-row-2 { grid-template-columns: 1fr; }

  .korpa-tabela thead { display: none; }
  .korpa-tabela tr { display: block; border-bottom: 2px solid var(--border); padding: 12px 0; }
  .korpa-tabela td {
    display: flex; justify-content: space-between; align-items: center;
    border: none; padding: 6px 0;
  }
  .korpa-tabela td::before {
    content: attr(data-label);
    font-size: .78rem; color: var(--gray-lt);
    min-width: 80px;
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  }
}