/* ==========================================================================
   mobipro — design tokens
   Type: Space Grotesk (display) + Inter (body/UI)
   Color: cool graphite ink on light cool-gray, indigo accent, mint for price
   Signature: phone silhouette motif (notch + camera lens) in hero + cards
   ========================================================================== */

:root {
  --bg: #F3F4F7;
  --surface: #FFFFFF;
  --ink: #14151F;
  --ink-soft: #5B5E71;
  --ink-faint: #9296A8;
  --accent: #4F46E5;
  --accent-ink: #3730B0;
  --accent-soft: #ECEBFD;
  --price: #0F9D63;
  --price-soft: #E4F7EE;
  --line: #E3E4EC;
  --danger: #D6473C;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 9px;
  --shadow-card: 0 1px 2px rgba(20,21,31,0.04), 0 8px 24px -12px rgba(20,21,31,0.12);
  --shadow-card-hover: 0 4px 10px rgba(20,21,31,0.06), 0 16px 32px -14px rgba(79,70,229,0.22);
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--ink);
}
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(155deg, var(--accent) 0%, #7C74F0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.brand-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 5px rgba(255,255,255,0.18);
}
.brand-dot-text { color: var(--accent); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-weight: 500;
  font-size: 15px;
}
.main-nav > a { color: var(--ink-soft); transition: color .15s; }
.main-nav > a:hover { color: var(--ink); }

.nav-dropdown { position: relative; }
.nav-dropdown-btn {
  background: none;
  border: none;
  font: inherit;
  font-weight: 500;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 0;
}
.nav-dropdown-btn:focus { color: var(--ink); }
.caret { font-size: 11px; transition: transform .15s; }

.nav-dropdown-panel {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card-hover);
  min-width: 260px;
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity .15s, transform .15s, visibility .15s;
  z-index: 60;
}

/* Hover-otvaranje SAMO na uređajima sa pravim mišem (desktop) —
   na dodir ekranima (telefon/tablet) meni se otvara isključivo tapom (JS), 
   da se izbegne sudar "hover vs. tap" koji na Androidu blokira klik. */
@media (hover: hover) and (pointer: fine) {
  .nav-dropdown:hover .nav-dropdown-btn { color: var(--ink); }
  .nav-dropdown:hover .caret { transform: rotate(180deg); }
  .nav-dropdown:hover .nav-dropdown-panel,
  .nav-dropdown-panel:hover {
    opacity: 1;
    visibility: visible;
    transform: translateY(8px);
  }
}
.dropdown-heading {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  padding: 6px 10px 8px;
}
.nav-submenu { position: relative; }
.submenu-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 10px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14.5px;
  color: var(--ink);
}
.submenu-trigger:hover { background: var(--accent-soft); color: var(--accent-ink); }
.caret-right { color: var(--ink-faint); }
.dropdown-empty { padding: 10px; color: var(--ink-faint); font-size: 14px; }

.cart-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  color: var(--ink);
  transition: background .15s;
}
.cart-link:hover { background: var(--accent-soft); color: var(--accent-ink); }
.cart-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: none;
  transition: transform .12s, box-shadow .12s, background .12s;
}
.btn-primary {
  background: var(--ink);
  color: #fff;
}
.btn-primary:hover { background: var(--accent); transform: translateY(-1px); }
.btn-secondary {
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-secondary:hover { border-color: var(--ink); }
.btn-full { width: 100%; }

/* ---------- Flash messages ---------- */
.flash-wrap { padding-top: 16px; }
.flash {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  margin-bottom: 12px;
  font-weight: 500;
}
.flash-error { background: #FCEBEA; color: var(--danger); }
.flash-success { background: var(--price-soft); color: var(--price); }

/* ---------- Hero ---------- */
.hero { padding: 64px 0 24px; }
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 40px;
}
.eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.hero h1 {
  font-size: 44px;
  line-height: 1.08;
  margin-bottom: 18px;
}
.hero-sub {
  font-size: 17px;
  color: var(--ink-soft);
  max-width: 460px;
  margin: 0 0 28px;
}

.hero-visual { display: flex; justify-content: center; }
.phone-frame {
  width: 190px;
  height: 380px;
  border-radius: 42px;
  background: linear-gradient(160deg, var(--ink) 0%, #2B2E43 100%);
  position: relative;
  box-shadow: 0 30px 60px -20px rgba(20,21,31,0.35);
}
.phone-frame::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 32px;
  background: linear-gradient(160deg, var(--accent) 0%, #8B84F2 60%, #C9C5FA 100%);
  opacity: 0.9;
}
.phone-notch {
  position: absolute;
  top: 22px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 16px;
  border-radius: 10px;
  background: var(--ink);
  z-index: 2;
}
.phone-lens {
  position: absolute;
  top: 26px;
  right: 26px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(20,21,31,0.85);
  box-shadow: inset 0 0 0 5px rgba(255,255,255,0.08);
  z-index: 2;
}

/* ---------- Sections / grids ---------- */
.section { padding: 40px 0 72px; }
.section-title { font-size: 24px; margin-bottom: 22px; }

.product-grid, .model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.product-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform .15s, box-shadow .15s, border-color .15s;
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--accent);
}
.product-thumb {
  aspect-ratio: 1 / 1;
  background: #F7F7FA;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  position: relative;
}
.product-thumb img { max-height: 100%; object-fit: contain; }
.product-info { padding: 14px 16px 18px; }
.product-model { font-weight: 600; font-size: 14.5px; color: var(--ink); }
.product-color { font-size: 13.5px; color: var(--ink-soft); margin-top: 2px; }
.product-price {
  margin-top: 10px;
  display: inline-block;
  font-weight: 700;
  font-size: 14px;
  color: var(--price);
  background: var(--price-soft);
  padding: 4px 10px;
  border-radius: 999px;
}

.stock-badge {
  display: inline-block;
  font-weight: 700;
  font-size: 12.5px;
  padding: 5px 12px;
  border-radius: 999px;
}
.stock-out {
  background: #FCEBEA;
  color: var(--danger);
}
.stock-badge-thumb {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
}
.product-card-out {
  opacity: 0.6;
}
.product-card-out:hover {
  transform: none;
  box-shadow: var(--shadow-card);
  border-color: var(--line);
}

.breadcrumbs {
  font-size: 13.5px;
  color: var(--ink-faint);
  margin-bottom: 18px;
}
.breadcrumbs a { color: var(--ink-soft); }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs span { margin: 0 6px; }

.page-title { font-size: 30px; margin-top: 20px; }
.page-sub { color: var(--ink-soft); margin-bottom: 32px; }

.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 18px;
}
.brand-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  box-shadow: var(--shadow-card);
  transition: transform .15s, box-shadow .15s;
}
.brand-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }
.brand-card-arrow { color: var(--accent); font-size: 22px; }

.model-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform .15s, box-shadow .15s;
}
.model-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }
.model-card-thumb {
  aspect-ratio: 1 / 1;
  background: #F7F7FA;
  padding: 22px;
  display: flex; align-items: center; justify-content: center;
}
.model-card-name {
  padding: 14px 16px 18px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
}

/* ---------- Product detail ---------- */
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 24px;
}
.product-detail-image {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex; align-items: center; justify-content: center;
  aspect-ratio: 1 / 1;
}
.product-detail-info h1 { font-size: 26px; }
.product-detail-color { color: var(--ink-soft); margin-bottom: 14px; }
.product-detail-price {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  color: var(--price);
}
.product-detail-shipping {
  font-size: 13.5px;
  color: var(--ink-faint);
  margin-bottom: 24px;
}

.continue-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  color: var(--ink-soft);
}
.continue-link:hover { color: var(--accent); }
.form-row-qty { max-width: 140px; }

/* ---------- Cart page ---------- */
.cart-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 36px;
  align-items: start;
  margin-top: 24px;
}
.cart-items { display: flex; flex-direction: column; gap: 12px; }
.cart-item {
  display: grid;
  grid-template-columns: 64px 1fr auto auto auto;
  align-items: center;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 12px 16px;
}
.cart-item-thumb {
  width: 64px; height: 64px;
  border-radius: 10px;
  background: #F7F7FA;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.cart-item-thumb img { max-width: 100%; max-height: 100%; object-fit: contain; }
.cart-item-model { font-weight: 600; font-size: 14.5px; }
.cart-item-color { font-size: 13px; color: var(--ink-soft); }
.cart-item-price { font-size: 12.5px; color: var(--ink-faint); margin-top: 2px; }
.cart-qty-form { display: flex; gap: 6px; align-items: center; }
.cart-qty-form input {
  width: 56px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 7px 8px;
  font: inherit;
}
.btn-sm { padding: 8px 12px; font-size: 13px; }
.cart-item-total { font-weight: 700; font-size: 14.5px; min-width: 70px; text-align: right; }
.cart-remove {
  background: none;
  border: none;
  color: var(--ink-faint);
  font-size: 16px;
  padding: 4px;
}
.cart-remove:hover { color: var(--danger); }

.cart-summary {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: sticky;
  top: 90px;
}
.cart-summary h3 { font-size: 16px; margin-bottom: 14px; }
.checkout-form { margin-top: 18px; }

.order-form { display: flex; flex-direction: column; gap: 14px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-size: 13.5px; font-weight: 600; color: var(--ink-soft); }
.form-row input, .form-row textarea, .form-row select {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  font: inherit;
  font-size: 15px;
  background: var(--surface);
  color: var(--ink);
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  border-color: var(--accent);
}
.form-row-checkbox { flex-direction: row; align-items: center; gap: 8px; }
.form-row-checkbox label { display: flex; align-items: center; gap: 8px; font-weight: 500; }

/* ---------- Confirmation ---------- */
.confirm-section { display: flex; justify-content: center; padding-top: 60px; }
.confirm-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.confirm-check {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--price-soft);
  color: var(--price);
  font-size: 26px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
}
.confirm-sub { color: var(--ink-soft); margin-bottom: 26px; }
.confirm-summary {
  text-align: left;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
  margin-bottom: 20px;
}
.confirm-row {
  display: flex;
  justify-content: space-between;
  font-size: 14.5px;
  padding: 5px 0;
  color: var(--ink-soft);
}
.confirm-total { font-weight: 700; color: var(--ink); font-size: 16px; padding-top: 10px; }
.confirm-address { text-align: left; font-size: 14.5px; color: var(--ink-soft); margin-bottom: 26px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 32px 0; margin-top: 40px; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-brand { font-family: var(--font-display); font-weight: 700; }
.footer-tag, .footer-note { font-size: 13.5px; color: var(--ink-faint); }

/* ---------- Admin ---------- */
.admin-body { background: var(--bg); }
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 360px;
  box-shadow: var(--shadow-card);
}
.login-brand { font-family: var(--font-display); font-weight: 700; font-size: 22px; text-align: center; }
.login-sub { color: var(--ink-faint); text-align: center; margin-bottom: 24px; font-size: 14px; }
.login-box form { display: flex; flex-direction: column; gap: 14px; margin-top: 10px; }

.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 220px;
  background: var(--ink);
  color: #fff;
  display: flex;
  flex-direction: column;
  padding: 24px 18px;
  flex-shrink: 0;
}
.admin-brand { font-family: var(--font-display); font-weight: 700; font-size: 18px; margin-bottom: 30px; }
.admin-brand-sub { font-family: var(--font-body); font-weight: 400; font-size: 12px; color: #9296A8; margin-top: 2px; }
.admin-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.admin-nav a {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: #C7C9D9;
  font-size: 14.5px;
  font-weight: 500;
}
.admin-nav a:hover { background: rgba(255,255,255,0.06); color: #fff; }
.admin-nav a.active { background: var(--accent); color: #fff; }
.admin-sidebar-footer { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 14px; font-size: 13px; }
.admin-user { color: #9296A8; margin-bottom: 6px; }
.admin-logout { color: #fff; text-decoration: underline; }

.admin-main { flex: 1; padding: 36px 40px; max-width: 1000px; }
.admin-header-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }

.admin-table-wrap { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th, .admin-table td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.admin-table th { color: var(--ink-faint); font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.04em; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-thumb { width: 44px; height: 44px; object-fit: cover; border-radius: 8px; background: #F7F7FA; }
.admin-actions { display: flex; gap: 12px; }
.admin-actions a { color: var(--accent); font-weight: 500; }
.link-danger { background: none; border: none; color: var(--danger); font: inherit; font-weight: 500; padding: 0; }

.badge { padding: 3px 10px; border-radius: 999px; font-size: 12.5px; font-weight: 600; }
.badge-ok { background: var(--price-soft); color: var(--price); }
.badge-off { background: #F0F0F4; color: var(--ink-faint); }
.badge-status { background: var(--accent-soft); color: var(--accent-ink); }

.admin-form { max-width: 480px; display: flex; flex-direction: column; gap: 16px; margin-top: 20px; }
.admin-form-actions { display: flex; gap: 12px; margin-top: 8px; }
.admin-thumb-preview { width: 90px; height: 90px; object-fit: cover; border-radius: 10px; margin-top: 10px; }
.admin-hint { font-size: 13.5px; color: var(--ink-faint); max-width: 480px; margin-top: 18px; }
.admin-hint-inline { font-size: 12px; color: var(--ink-faint); font-weight: 400; }

.back-link { font-size: 13.5px; color: var(--ink-soft); display: inline-block; margin-bottom: 14px; }
.order-detail-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; margin-top: 20px; }
.order-detail-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 20px; }
.order-detail-card h3 { font-size: 15px; margin-bottom: 10px; }
.status-form { display: flex; flex-direction: column; gap: 10px; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .cart-grid { grid-template-columns: 1fr; }
  .cart-item { grid-template-columns: 52px 1fr; }
  .cart-summary { position: static; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-copy { order: 2; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-visual { order: 1; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .order-detail-grid { grid-template-columns: 1fr; }
  .admin-shell { flex-direction: column; }
  .admin-sidebar { width: 100%; flex-direction: row; align-items: center; padding: 14px 20px; gap: 20px; }
  .admin-nav { flex-direction: row; }
  .admin-sidebar-footer { border: none; padding: 0; margin-left: auto; }
}
@media (max-width: 560px) {
  .header-inner { height: 64px; }
  .hero h1 { font-size: 32px; }
  .nav-dropdown-panel { position: fixed; top: 72px; left: 16px; right: 16px; min-width: 0; max-height: calc(100vh - 96px); overflow-y: auto; }
  .nav-dropdown-btn { padding: 12px 4px; }
  .submenu-trigger { padding: 14px 12px; }
}

.nav-dropdown.open-mobile .nav-dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(8px);
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}