/* theme2026 — لایه مشترک به سبک دیجیکالا */

:root {
  --dk-red: #ef4056;
  --dk-red-dark: #d6284a;
  --dk-ink: #0c0c0c;
  --dk-text: #3f4064;
  --dk-muted: #81858b;
  --dk-hint: #a1a3a8;
  --dk-line: #e0e0e2;
  --dk-page: #f1f2f4;
  --dk-surface: #ffffff;
  --dk-panel: #f0f0f1;
  --dk-cyan: #19bfd3;
  --dk-rating: #f9bc00;
  --dk-ok: #00a049;
  --dk-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
  --dk-radius: 8px;
  --dk-font: "Vazir", Tahoma, sans-serif;
  --dk-header-h: 74px;
  --dk-container: 1336px;

  /* سازگاری با کلاس‌های قبلی bk-* */
  --bk-ink: var(--dk-ink);
  --bk-muted: var(--dk-muted);
  --bk-soft: var(--dk-hint);
  --bk-line: var(--dk-line);
  --bk-page: var(--dk-page);
  --bk-surface: var(--dk-surface);
  --bk-panel: var(--dk-panel);
  --bk-accent: var(--dk-red);
  --bk-accent-dark: var(--dk-red-dark);
  --bk-link: var(--dk-cyan);
  --bk-ok: var(--dk-ok);
  --bk-shadow: var(--dk-shadow);
  --bk-radius: var(--dk-radius);
  --bk-font: var(--dk-font);
  --bk-header-h: var(--dk-header-h);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--dk-font);
  color: var(--dk-text);
  background: var(--dk-page);
  direction: rtl;
  text-align: right;
  min-height: 100vh;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body.body-not-white {
  background: var(--dk-page);
}

a {
  color: var(--dk-cyan);
  text-decoration: none;
}

a:hover {
  color: var(--dk-red);
}

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

button,
input,
textarea,
select {
  font-family: inherit;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.bk-container {
  width: min(var(--dk-container), calc(100% - 32px));
  margin: 0 auto;
}

.backdrop {
  display: none;
}

/* ---------- Header (Digikala-like) ---------- */
.bk-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  box-shadow: 0 1px 0 var(--dk-line), 0 4px 12px rgba(0, 0, 0, 0.04);
}

.bk-header-inner {
  width: min(var(--dk-container), calc(100% - 24px));
  margin: 0 auto;
  min-height: var(--dk-header-h);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  padding: 12px 0 10px;
}

.bk-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--dk-ink);
  text-decoration: none !important;
  flex-shrink: 0;
}

.bk-brand img {
  width: 110px;
  height: auto;
  max-height: 44px;
  object-fit: contain;
  display: block;
}

.bk-brand-text {
  display: none;
}

.bk-search-wrap {
  width: 100%;
}

.bk-search {
  position: relative;
  width: 100%;
  max-width: 700px;
}

.bk-search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--dk-panel);
  border: 0;
  border-radius: 8px;
  padding: 0 8px 0 14px;
  transition: box-shadow 0.15s ease;
}

.bk-search-box:focus-within {
  box-shadow: 0 0 0 2px rgba(239, 64, 86, 0.18);
  background: #fff;
  outline: 1px solid rgba(239, 64, 86, 0.35);
}

.bk-search input {
  flex: 1;
  border: 0;
  outline: none;
  background: transparent;
  padding: 13px 4px;
  font-size: 14px;
  color: var(--dk-ink);
  min-width: 0;
}

.bk-search input::placeholder {
  color: var(--dk-hint);
}

.bk-search-submit,
.bk-cat-btn {
  border: 0;
  background: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-radius: 8px;
  color: var(--dk-muted);
}

.bk-search-submit:hover,
.bk-cat-btn:hover {
  color: var(--dk-ink);
  background: rgba(0, 0, 0, 0.04);
}

.bk-search-list {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  left: 0;
  background: #fff;
  border: 1px solid var(--dk-line);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  padding: 6px;
  display: none;
  z-index: 60;
  max-height: 320px;
  overflow: auto;
}

.bk-search-list.active {
  display: block;
}

.bk-search-list li a {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  color: var(--dk-text);
  font-size: 13px;
  text-decoration: none;
}

.bk-search-list li a:hover {
  background: var(--dk-panel);
  color: var(--dk-ink);
}

.bk-header-actions {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.bk-header-divider {
  width: 1px;
  height: 24px;
  background: var(--dk-line);
  margin: 0 8px;
}

.bk-login-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--dk-line);
  color: var(--dk-ink) !important;
  text-decoration: none !important;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  transition: background 0.15s ease;
}

.bk-login-btn:hover {
  background: var(--dk-panel);
}

.bk-login-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.bk-icon-link {
  position: relative;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 0;
  background: transparent;
  text-decoration: none !important;
  color: var(--dk-ink);
  transition: background 0.15s ease;
}

.bk-icon-link:hover {
  background: var(--dk-panel);
}

.bk-icon-link img,
.bk-icon-link svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.bk-basket-count {
  position: absolute;
  top: 4px;
  left: 4px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--dk-red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  line-height: 1;
}

.bk-subnav {
  border-top: 1px solid var(--dk-line);
  background: #fff;
}

.bk-subnav-inner {
  width: min(var(--dk-container), calc(100% - 24px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 4px;
  min-height: 40px;
  overflow-x: auto;
  scrollbar-width: none;
}

.bk-subnav-inner::-webkit-scrollbar {
  display: none;
}

.bk-cat-btn-wide {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 0;
  background: transparent;
  color: var(--dk-ink);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  padding: 8px 10px 8px 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

.bk-cat-btn-wide:hover {
  color: var(--dk-red);
}

.bk-cat-btn-wide svg,
.bk-cat-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.bk-subnav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.bk-subnav-links a {
  color: var(--dk-muted);
  font-size: 12px;
  font-weight: 500;
  padding: 8px 10px;
  border-radius: 6px;
  text-decoration: none !important;
  white-space: nowrap;
}

.bk-subnav-links a:hover {
  color: var(--dk-red);
  background: rgba(239, 64, 86, 0.04);
}

/* ---------- Category menu ---------- */
.bk-nav-menu {
  position: fixed;
  inset: 0;
  z-index: 80;
  visibility: hidden;
  pointer-events: none;
}

.bk-nav-menu.show {
  visibility: visible;
  pointer-events: auto;
}

.bk-nav-menu .bk-menu-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 12, 12, 0.45);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.bk-nav-menu.show .bk-menu-backdrop {
  opacity: 1;
}

.bk-menu {
  position: absolute;
  top: 0;
  right: 0;
  width: min(380px, 92vw);
  height: 100%;
  background: #fff;
  box-shadow: -8px 0 30px rgba(0, 0, 0, 0.12);
  transform: translateX(100%);
  transition: transform 0.25s ease;
  display: flex;
  flex-direction: column;
}

.bk-nav-menu.show .bk-menu {
  transform: translateX(0);
}

.bk-menu-controller {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px;
  border-bottom: 1px solid var(--dk-line);
}

.bk-menu-controller .title {
  margin: 0;
  font-size: 15px;
  font-weight: 800;
  color: var(--dk-ink);
}

.bk-menu-controller button {
  border: 0;
  background: var(--dk-panel);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.bk-main-menu {
  overflow: auto;
  padding: 8px;
  flex: 1;
}

.bk-main-menu > li {
  position: relative;
}

.bk-main-menu > li > p,
.bk-main-menu li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 12px;
  margin: 0;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--dk-ink);
  cursor: pointer;
}

.bk-main-menu > li > p:hover,
.bk-main-menu li > a:hover {
  background: var(--dk-panel);
  text-decoration: none;
  color: var(--dk-red);
}

.bk-main-menu ul {
  display: none;
  position: absolute;
  inset: 0;
  background: #fff;
  z-index: 2;
  padding: 8px;
  overflow: auto;
}

.bk-main-menu ul.active-menu {
  display: block;
}

.bk-main-menu img {
  width: 14px;
  opacity: 0.55;
}

/* ---------- Footer (Digikala-like light) ---------- */
.bk-footer {
  margin-top: 40px;
  background: #fff;
  color: var(--dk-text);
  border-top: 1px solid var(--dk-line);
}

.bk-footer a {
  color: var(--dk-muted);
}

.bk-footer a:hover {
  color: var(--dk-red);
}

.bk-back-top {
  width: min(var(--dk-container), calc(100% - 32px));
  margin: 0 auto;
  padding: 16px 0 0;
}

.bk-back-top button {
  width: 100%;
  border: 1px solid var(--dk-line);
  background: #fff;
  border-radius: 8px;
  padding: 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--dk-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.bk-back-top button:hover {
  background: var(--dk-panel);
}

.bk-back-top svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.bk-services {
  background: #fff;
  border-bottom: 1px solid var(--dk-line);
}

.bk-services-grid {
  width: min(var(--dk-container), calc(100% - 32px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  padding: 28px 0;
}

.bk-service {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
}

.bk-service img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  flex-shrink: 0;
}

.bk-service p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--dk-text);
  font-weight: 600;
}

.bk-service .desc {
  font-size: 11px;
  color: var(--dk-muted);
  font-weight: 500;
  margin-top: 2px;
}

.bk-footer-main {
  width: min(var(--dk-container), calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 20px;
  display: grid;
  grid-template-columns: 1.4fr 1.8fr;
  gap: 28px;
  align-items: start;
}

.bk-footer-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.bk-footer-brand {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
}

.bk-footer-brand img {
  width: 120px;
  flex-shrink: 0;
}

.bk-footer-brand p {
  margin: 0;
  font-size: 12px;
  line-height: 2;
  color: var(--dk-muted);
}

.bk-footer-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--dk-ink) !important;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none !important;
  direction: ltr;
}

.bk-footer-acc-btn {
  display: flex;
  width: 100%;
  border: 0;
  background: transparent;
  padding: 0;
  margin: 0 0 14px;
  cursor: default;
  pointer-events: none;
  font-family: inherit;
  text-align: right;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--dk-ink);
}

.bk-footer-acc-btn .title {
  font-size: 15px;
  font-weight: 800;
  color: var(--dk-ink);
  margin: 0;
  display: block;
}

.bk-footer-acc-btn svg {
  display: none;
  width: 16px;
  height: 16px;
  fill: var(--dk-muted);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.bk-footer-col.is-open .bk-footer-acc-btn svg {
  transform: rotate(180deg);
}

.bk-footer-acc-panel {
  display: block;
  margin: 0;
  padding: 0;
}

.bk-footer-col li + li {
  margin-top: 10px;
}

.bk-footer-col a {
  font-size: 12px;
  text-decoration: none;
}

.bk-footer-social {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}

.bk-footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--dk-panel);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.bk-footer-social img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.bk-footer-bottom {
  width: min(var(--dk-container), calc(100% - 32px));
  margin: 0 auto;
  border-top: 1px solid var(--dk-line);
  padding: 16px 0 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 11px;
  color: var(--dk-muted);
}

.bk-enamad img {
  background: #fff;
  border-radius: 8px;
  border: 1px solid var(--dk-line);
  padding: 4px;
}

/* ---------- Floating social ---------- */
.bk-social-float {
  position: fixed;
  left: 14px;
  bottom: 110px;
  z-index: 35;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bk-social-float a {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--dk-line);
  box-shadow: var(--dk-shadow);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
  text-decoration: none;
}

.bk-social-float a:hover {
  transform: translateX(4px) scale(1.05);
}

.bk-social-float img {
  width: 26px;
  height: 26px;
  object-fit: contain;
}

.bk-social-float .socialtooltip {
  display: none;
}

/* ---------- Mobile bottom nav ---------- */
.bk-bottom-nav {
  display: none;
  position: fixed;
  inset: auto 0 0;
  z-index: 40;
  background: #fff;
  border-top: 1px solid var(--dk-line);
  padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.06);
}

.bk-bottom-nav nav {
  width: min(560px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
}

.bk-bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: var(--dk-muted);
  text-decoration: none;
  padding: 6px 2px;
  border-radius: 8px;
  font-size: 11px;
}

.bk-bottom-nav a:hover,
.bk-bottom-nav a:focus {
  color: var(--dk-red);
  background: rgba(239, 64, 86, 0.06);
  text-decoration: none;
}

.bk-bottom-nav svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.bk-bottom-nav h5 {
  margin: 0;
  font-size: 11px;
  font-weight: 600;
}

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  .bk-services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bk-footer-main {
    grid-template-columns: 1fr;
  }

  .bk-footer-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .bk-brand img {
    width: 90px;
  }
}

@media (max-width: 768px) {
  :root {
    --dk-header-h: 64px;
  }

  .bk-header-inner {
    grid-template-columns: auto auto;
    grid-template-areas:
      "brand actions"
      "search search";
    gap: 10px;
    padding: 10px 0;
  }

  .bk-brand {
    grid-area: brand;
  }

  .bk-header-actions {
    grid-area: actions;
    justify-self: end;
  }

  .bk-login-btn span {
    display: none;
  }

  .bk-login-btn {
    border: 0;
    padding: 8px;
    width: 44px;
    height: 44px;
    justify-content: center;
  }

  .bk-header-divider {
    display: none;
  }

  .bk-search-wrap {
    grid-area: search;
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
  }

  .bk-search {
    max-width: none;
  }

  .bk-cat-btn.d-md-none {
    display: inline-flex !important;
  }

  .bk-subnav {
    display: none;
  }

  .bk-services-grid {
    grid-template-columns: repeat(4, minmax(70px, 1fr));
    overflow-x: auto;
    gap: 12px;
    padding: 20px 0;
    scrollbar-width: none;
  }

  .bk-services-grid::-webkit-scrollbar {
    display: none;
  }

  .bk-service {
    min-width: 88px;
  }

  .bk-service img {
    width: 44px;
    height: 44px;
  }

  .bk-service p {
    font-size: 11px;
  }

  .bk-service .desc {
    display: none;
  }

  .bk-footer-main {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 20px 0 8px;
  }

  .bk-footer-cols {
    grid-template-columns: 1fr;
    gap: 0;
    border-top: 1px solid var(--dk-line);
  }

  .bk-footer-col {
    border-bottom: 1px solid var(--dk-line);
  }

  .bk-footer-acc-btn {
    pointer-events: auto;
    cursor: pointer;
    margin: 0;
    padding: 14px 2px;
  }

  .bk-footer-acc-btn .title {
    font-size: 13px;
  }

  .bk-footer-acc-btn svg {
    display: block;
  }

  .bk-footer-acc-panel {
    display: none;
    padding: 0 2px 14px;
  }

  .bk-footer-col.is-open .bk-footer-acc-panel {
    display: block;
  }

  .bk-footer-col li + li {
    margin-top: 12px;
  }

  .bk-footer-col a {
    font-size: 12px;
    color: var(--dk-muted);
  }

  .bk-footer-brand p {
    display: none;
  }

  .bk-bottom-nav {
    display: block;
  }

  .bk-social-float {
    bottom: 84px;
    left: 10px;
  }

  .bk-social-float a {
    width: 40px;
    height: 40px;
  }

  body {
    padding-bottom: 72px;
  }

  .bk2026 {
    padding-bottom: 150px !important;
  }

  /* صفحه کتاب: منوی پایین مخفی، فقط نوار خرید */
  body.is-book-page {
    padding-bottom: 0;
  }

  body.is-book-page .bk-bottom-nav {
    display: none !important;
  }

  body.is-book-page .bk-social-float {
    bottom: 84px;
  }

  body.is-book-page .bk2026 {
    padding-bottom: 88px !important;
  }
}

@media (min-width: 769px) {
  .bk-cat-btn.d-md-none {
    display: none !important;
  }
}

@media (max-width: 480px) {
  .bk-container,
  .bk-header-inner,
  .bk-subnav-inner,
  .bk-services-grid,
  .bk-footer-main,
  .bk-footer-bottom,
  .bk-back-top {
    width: min(var(--dk-container), calc(100% - 20px));
  }
}

.container {
  width: min(var(--dk-container), calc(100% - 32px));
  margin-right: auto;
  margin-left: auto;
}