/* ================= Base ================= */
body {
  background-color: #1e1e1e;  /* dark page background */
  color: #f8f9fa;             /* light text for readability */
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  padding-top: 1rem;
  padding-bottom: 1rem;
  padding-left: 1rem;
  padding-right: 1rem;
}

.container {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.table-rounded {
    border-radius: 12px;
    background-color: #212529;
    border: 1px solid #444;
}

/* Links */
a {
    color: #66aaff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* ================= Table Styles ================= */
.table-container {
    max-width: 100%;
    overflow: visible;
}

.table-sm td,
.table-sm th {
    padding: .3rem .4rem;
}

.listings-table {
    width: 100%;
    min-width: 600px;
    border-collapse: separate;  /* more reliable for sticky */
    border-spacing: 0;
}

.listings-table thead th {
    position: sticky;
    top: 0;
    z-index: 20;
    background-color: #212529; /* same as table-dark */
    background-clip: padding-box;
}

.listings-table thead th:first-child {
    border-top-left-radius: 12px;
}

.listings-table thead th:last-child {
    border-top-right-radius: 12px;
}

.listings-table tbody tr:last-child td:first-child {
    border-bottom-left-radius: 12px;
}

.listings-table tbody tr:last-child td:last-child {
    border-bottom-right-radius: 12px;
}

/* ================= Card Styles ================= */
.listings-grid {
    display: none; /* hidden on desktop by default */
}

/* ================= Responsive Rules ================= */
@media screen and (max-width: 768px) {
    /* hide desktop table wrapper entirely */
    .table-container {
        display: none;
    }

    /* hide any direct table fallback */
    .listings-table {
        display: none;
    }

    /* show cards on mobile */
    .listings-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 12px 0;
    }

    .listing-card {
        border: 1px solid #333;
        border-radius: 10px;
        padding: 12px 16px;
        background-color: #1e1e1e;
        box-shadow: 0 2px 6px rgba(0,0,0,0.3);
        transition: transform 0.15s, box-shadow 0.15s;
    }

    .card-row {        
        display: grid;
        grid-template-columns: 95px 1fr;
        gap: 20px;     
    }

    .card-row .value {
        margin-top: 2px;
        text-align: left;
        min-width: 0;
        overflow-wrap: anywhere;
        word-break: break-word;
    }

    .card-row .label {
        font-weight: 600;
        white-space: nowrap;
    }

    .card-row .value a {
        word-break: break-word;
        overflow-wrap: anywhere;
    }

    .card-row:last-child {
        margin-bottom: 0;
    }
}

/* ================= Filters & Sorts ================= */
.filter-container,
.sort-container {
    margin: 12px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-container label,
.sort-container label {
    font-weight: 600;
    margin-right: 6px;
}

/* Inputs & selects dark mode */
input,
select {
    background-color: #1a1a1a;
    color: #e0e0e0;
    border: 1px solid #333;
    padding: 4px 8px;
    border-radius: 4px;
}

/* Buttons dark mode */
button {
    background-color: #333;
    color: #e0e0e0;
    border: 1px solid #555;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
}

button:hover {
    background-color: #444;
}

.min-w-cpu {
  min-width: 220px;
}

.min-w-storage {
  min-width: 140px;
}

.min-w-ram {
  min-width: 110px;
}

.min-w-default {
  min-width: 140px;
}

/* ================= Navbar ================= */
.navbar-compact {
  min-height: 42px;
  padding-top: 0;
  padding-bottom: 0;
}

.navbar-compact .container {
  padding-top: 0;
  padding-bottom: 0;
}

.navbar-compact .navbar-brand {
  margin-right: 0.75rem;
  padding-top: 0;
  padding-bottom: 0;
  font-size: 0.95rem;
  line-height: 1.1;
}

.navbar-compact .navbar-nav {
  align-items: left;
}

.navbar-compact .nav-link {
  padding-top: 0.2rem;
  padding-bottom: 0.2rem;
  font-size: 0.9rem;
  line-height: 1.1;
}

.navbar-compact {
  padding: 0.15rem 0.4rem;
  font-size: 0.9rem;
}

.navbar .dropdown .btn {
    margin-top: auto;
    margin-bottom: auto;
}

/* Ensure dropdowns appear above sticky table headers */
.dropdown-menu {
    z-index: 1050 !important; /* higher than sticky-top (1020) */
}

.top-menu-btn {
    color: #d6d6d6;
    border-color: #777;
}

.top-menu-btn:hover,
.top-menu-btn:focus {
    color: #fff;
    border-color: #999;
}

/* ================= Sorting ================= */
.sort-arrow {
    display: inline-block;
    width: 1.2em;      /* fixed space so headers don't jump */
    text-align: center;
    font-size: 0.8em;
    line-height: 1;
    opacity: 0.8;
}

/* ================= Price ================= */
.price-wrap {
    display: inline-flex;
    align-items: baseline;
    gap: 0.3rem;
    white-space: nowrap;
}

.price-main {
    font-weight: 600;
}

.price-code {
    font-size: 0.72em;
    opacity: 0.8;
    line-height: 1;
}

/* price in the heading */
.price-heading-wrap {
    display: inline-flex;
    align-items: baseline;
    gap: 0.3rem;
    white-space: nowrap;
}

.price-heading-code {
    font-size: 0.75em;
    margin-left: 0.35rem;
    text-transform: uppercase;
    opacity: 0.8;
    white-space: nowrap;
}

.button-text {
    color: #66aaff;
}

.button-statistics {
    color: #daec36;
}

.discount {
    color: rgb(50, 220, 50);
}

.page-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;   /* keeps them on same vertical line */
    gap: 16px;
    flex-wrap: wrap;       /* allows stacking on small screens */
    margin-bottom: 1rem;
}

.page-title {
    margin: 0;             /* remove default h1 bottom margin */
}

.aff-disclaimer-wrap {
    margin-left: auto;     /* pushes it to the right */
    text-align: right;
}

/*================= Available Models Page ==================*/

/* --- ThinkPad Models index page --- */

.series-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 1.5rem;
}

.series-nav a {
  display: inline-block;
  padding: 0.4rem 0.75rem;
  border: 1px solid #ddd;
  border-radius: 999px;
  background: #fff;
  color: #333;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.15s ease;
}

.series-nav a:hover {
  background: #fe6a6a;
  border-color: #bbb;
  text-decoration: none;
}

/* Series section */
.model-series {
  margin-bottom: 2rem;
}

.model-series h2 {
  margin: 0 0 0.85rem;
  font-size: 1.25rem;
  font-weight: 700;
  border-bottom: 1px solid #e5e5e5;
  padding-bottom: 0.35rem;
}

/* Responsive grid */
.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 0.75rem;
}

/* Card chip */
.model-chip {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 72px;
  padding: 0.75rem 0.9rem;
  border: 1px solid #e2e2e2;
  border-radius: 12px;
  background: #222020;
  text-decoration: none;
  color: inherit;
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.model-chip:hover {
  text-decoration: none;
  color: inherit;
  border-color: #fe6a6a;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.06);
  transform: translateY(-1px);
}

.model-name {
  display: block;
  font-weight: 700;
  font-size: 0.98rem;
  line-height: 1.25;
  margin-bottom: 0.25rem;
  word-break: break-word;
}

.model-last-seen {
  display: block;
  font-size: 0.78rem;
  color: #9d9d9d;
  line-height: 1.2;
}

/* for mobile */

@media (max-width: 768px) {
  .model-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.6rem;
  }

  .model-chip {
    min-height: 68px;
    padding: 0.65rem 0.75rem;
  }

  .model-name {
    font-size: 0.95rem;
  }

  .model-last-seen {
    font-size: 0.75rem;
  }
}

@media (max-width: 420px) {
  .model-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .model-series h2 {
    font-size: 1.1rem;
  }
}

/* pagination */

.page-num,
.page-ellipsis {
  display: inline-block;
  margin: 0 8px;   /* increase/decrease this */
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px;   /* controls spacing between all items */
}

.pagination {
  display: flex;
  width: 100%;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0;
}

.pagination a,
.pagination strong,
.pagination span {
  display: inline-block;
}

.page-num,
.page-link {
  padding: 6px 10px;
  text-decoration: none;
  border: 1px solid #ccc;
  border-radius: 6px;
}

.current-page {
  padding: 6px 10px;
  border: 1px solid #333;
  border-radius: 6px;
}

.page-ellipsis {
  padding: 6px 4px;
}

/*========= model stats ===============*/

.model-price-card {
    border-radius: 14px;
    overflow: hidden;
}

.model-price-card .stat-box {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 0.6rem 0.75rem;
    height: 100%;
}

.model-price-card .stat-label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #adb5bd;
    margin-bottom: 0.35rem;
}

.model-price-card .stat-value {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.2;
    color: #fff;
}

@media (min-width: 768px) {
    .model-price-card .stat-value {
        font-size: 1.25rem;
    }
}

/*======= navbar for mobile ==========*/

.mobile-bottom-nav {
  display: none;
}

@media (max-width: 768px) {
  .mobile-bottom-nav {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #222020;
    border-top: 1px solid #5c6067;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.06);
    padding: 6px 6px calc(6px + env(safe-area-inset-bottom));
  }

  .mobile-bottom-nav a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    text-decoration: none;
    color: #959494;
    font-size: 12px;
    font-weight: 600;
    border-radius: 10px;
  }

  .mobile-bottom-nav a.active {
    color: #ffffff;
    background: #505150;
  }

  /* prevent content being hidden behind the fixed nav */
  body {
    padding-bottom: 72px;
  }
}

/* Horizontal scroll chips*/

.mobile-filter-scroll {
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
}

.mobile-filter-scroll::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

.mobile-filter-scroll .btn {
  white-space: nowrap;
}

.mobile-filter-sheet {
  height: auto;
  max-height: 70vh;
  border-top-left-radius: 1rem;
  border-top-right-radius: 1rem;
}

.mobile-filter-sheet .offcanvas-body {
  padding-bottom: calc(1rem + env(safe-area-inset-bottom));
}

/*======= model search bar =========*/

.search-wrap {
  flex: 1 1 auto;   /* grow on mobile */
  min-width: 0;     /* CRITICAL: allows input to shrink instead of wrapping */
}

.search-wrap .form-control {
  min-width: 0;     /* helps flex input shrink properly */
}

@media (min-width: 768px) {
  .search-wrap {
    flex: 0 0 300px;   /* fixed compact width on desktop */
    max-width: 300px;
  }
}