/* ─── Variables ───────────────────────────────────────────── */
:root {
    --bg:           #0d0d0f;
    --surface:      #141416;
    --surface-2:    #1a1a1e;
    --border:       #242428;
    --border-hover: #36363d;
    --text:         #e8e8ec;
    --text-2:       #8a8a96;
    --text-3:       #555560;
    --accent:       #5c7cfa;
    --accent-dark:  #3d5bd9;
    --accent-glow:  rgba(92, 124, 250, 0.15);
    --green:        #26a37a;
    --green-dim:    rgba(38, 163, 122, 0.12);
    --orange:       #e09030;
    --orange-dim:   rgba(224, 144, 48, 0.12);
    --red:          #d94f4f;
    --red-dim:      rgba(217, 79, 79, 0.12);
    --yellow:       #c9a227;
    --yellow-dim:   rgba(201, 162, 39, 0.12);
    --stattrak:     #cf6a32;
    --t-color:      #e8a020;
    --t-dim:        rgba(232, 160, 32, 0.12);
    --ct-color:     #4a9edd;
    --ct-dim:       rgba(74, 158, 221, 0.12);
    --radius:       8px;
    --radius-sm:    5px;
    --nav-h:        56px;
    --sidebar-w:    220px;
    --font:         'DM Sans', system-ui, sans-serif;
    --mono:         'DM Mono', monospace;
}

/* ─── Demo Banner ────────────────────────────────────────── */
#demoBanner {
    background: linear-gradient(90deg, rgba(92,124,250,0.12), rgba(92,124,250,0.06));
    border-bottom: 1px solid rgba(92,124,250,0.25);
    color: var(--accent);
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-align: center;
    padding: 6px 16px;
}

/* ─── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { height: 100%; }
body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.5;
    min-height: 100%;
    -webkit-font-smoothing: antialiased;
}

/* ─── Topbar ──────────────────────────────────────────────── */
.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--nav-h);
    background: rgba(13, 13, 15, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.topbar-inner {
    max-width: 1400px;
    margin: 0 auto;
    height: 100%;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.topbar-left { display: flex; align-items: center; gap: 28px; }

.logo { display: flex; align-items: center; gap: 8px; color: var(--text); }
.logo-icon { width: 22px; height: 22px; color: var(--accent); flex-shrink: 0; }
.logo-text { font-size: 15px; font-weight: 700; letter-spacing: 0.3px; }

.topnav { display: flex; align-items: center; gap: 4px; }
.topnav-link {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 500;
    color: var(--text-2);
    cursor: pointer;
    transition: color 0.15s, background 0.15s;
    text-decoration: none;
    user-select: none;
}
.topnav-link:hover { color: var(--text); background: var(--surface-2); }
.topnav-link.active { color: var(--text); background: var(--surface-2); }

.topbar-right { display: flex; align-items: center; }
.search-inline {
    display: flex;
    align-items: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.2s;
}
.search-inline:focus-within { border-color: var(--accent); }
.search-icon { width: 16px; height: 16px; color: var(--text-3); margin-left: 12px; flex-shrink: 0; pointer-events: none; }
.weapon-select {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text);
    font-family: var(--font);
    font-size: 13.5px;
    padding: 8px 10px 8px 8px;
    width: 200px;
    cursor: pointer;
    appearance: none;
}
.weapon-select option, .weapon-select optgroup { background: #1a1a20; }
.btn-search {
    background: var(--accent);
    border: none;
    color: #fff;
    font-family: var(--font);
    font-size: 13px;
    font-weight: 600;
    padding: 0 16px;
    height: 38px;
    cursor: pointer;
    transition: background 0.15s;
    white-space: nowrap;
}
.btn-search:hover { background: var(--accent-dark); }

/* ─── Pages ───────────────────────────────────────────────── */
.page { display: none; }
.page.active { display: block; }

/* ─── Market Layout ───────────────────────────────────────── */
.layout {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    min-height: calc(100vh - var(--nav-h));
}

/* ─── Sidebar ─────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    padding: 24px 24px 24px 0;
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}
.sidebar-title { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--text-3); margin-bottom: 20px; }
.sidebar-section { margin-bottom: 24px; }
.sidebar-label { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.7px; color: var(--text-3); margin-bottom: 10px; display: block; }

.price-row { display: flex; align-items: center; gap: 6px; }
.price-field {
    display: flex;
    align-items: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex: 1;
    transition: border-color 0.15s;
}
.price-field:focus-within { border-color: var(--accent); }
.price-prefix { font-size: 12px; color: var(--text-3); padding: 0 6px 0 8px; user-select: none; }
.price-field input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text);
    font-family: var(--mono);
    font-size: 12px;
    padding: 7px 8px 7px 0;
    width: 100%;
    min-width: 0;
}
.price-field input::placeholder { color: var(--text-3); }
.price-sep { color: var(--text-3); font-size: 12px; flex-shrink: 0; }

.wear-group { display: flex; flex-wrap: wrap; gap: 6px; }
.wear-chip { display: flex; align-items: center; cursor: pointer; }
.wear-chip input { display: none; }
.wear-chip span {
    padding: 4px 9px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    border: 1px solid transparent;
    transition: all 0.15s;
}
.wear-chip.fn span  { background: var(--green-dim);  color: var(--green);  }
.wear-chip.mw span  { background: var(--green-dim);  color: #3ec49a;       }
.wear-chip.ft span  { background: var(--yellow-dim); color: var(--yellow); }
.wear-chip.ww span  { background: var(--orange-dim); color: var(--orange); }
.wear-chip.bs span  { background: var(--red-dim);    color: var(--red);    }
.wear-chip input:checked + span { border-color: currentColor; filter: brightness(1.2); }
.wear-chip:hover span { filter: brightness(1.15); }

.toggle-row { display: flex; align-items: center; justify-content: space-between; cursor: pointer; }
.toggle-wrap { position: relative; width: 34px; height: 19px; }
.toggle-input { position: absolute; opacity: 0; width: 0; height: 0; }
.toggle-track {
    width: 34px; height: 19px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 999px;
    transition: background 0.2s, border-color 0.2s;
    position: relative;
}
.toggle-track::after {
    content: '';
    position: absolute;
    top: 2px; left: 2px;
    width: 13px; height: 13px;
    border-radius: 50%;
    background: var(--text-3);
    transition: transform 0.2s, background 0.2s;
}
.toggle-input:checked ~ .toggle-track { background: var(--accent-glow); border-color: var(--accent); }
.toggle-input:checked ~ .toggle-track::after { transform: translateX(15px); background: var(--accent); }

.sidebar-actions { display: flex; flex-direction: column; gap: 8px; margin-top: auto; }
.btn-apply {
    background: var(--accent); color: #fff; border: none;
    border-radius: var(--radius-sm); padding: 9px 0;
    font-family: var(--font); font-size: 13px; font-weight: 600;
    cursor: pointer; transition: background 0.15s; width: 100%;
}
.btn-apply:hover { background: var(--accent-dark); }
.btn-reset {
    background: transparent; color: var(--text-2);
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    padding: 9px 0; font-family: var(--font); font-size: 13px; font-weight: 500;
    cursor: pointer; transition: border-color 0.15s, color 0.15s; width: 100%;
}
.btn-reset:hover { border-color: var(--border-hover); color: var(--text); }

/* ─── Results Panel ───────────────────────────────────────── */
.results-panel { flex: 1; padding: 24px 0 40px 24px; min-width: 0; }
.results-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.results-count { font-size: 12.5px; color: var(--text-3); font-weight: 500; }
.view-toggle {
    display: flex; gap: 2px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 3px;
}
.view-btn {
    background: transparent; border: none; color: var(--text-3);
    padding: 5px 8px; border-radius: 4px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: color 0.15s, background 0.15s;
}
.view-btn:hover { color: var(--text-2); }
.view-btn.active { background: var(--surface-2); color: var(--text); }

/* ─── Skin Grid ───────────────────────────────────────────── */
.skin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 12px;
}
.skin-grid.list-mode { display: flex; flex-direction: column; gap: 6px; }

/* ─── Skin Card ───────────────────────────────────────────── */
.skin-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.2s, transform 0.15s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
}
.skin-card:hover { border-color: var(--accent); transform: translateY(-1px); box-shadow: 0 4px 24px rgba(92, 124, 250, 0.08); }
.skin-link { text-decoration: none; color: inherit; display: flex; flex-direction: column; height: 100%; }
.skin-img-wrap {
    background: linear-gradient(145deg, #111115, #191920);
    aspect-ratio: 16/9;
    display: flex; align-items: center; justify-content: center;
    padding: 12px; position: relative;
}
.skin-img-wrap img { max-height: 90px; max-width: 100%; object-fit: contain; filter: drop-shadow(0 4px 12px rgba(0,0,0,0.4)); transition: transform 0.2s; }
.skin-card:hover .skin-img-wrap img { transform: scale(1.04); }
.skin-img-placeholder { font-size: 28px; color: var(--text-3); }
.st-badge {
    position: absolute; top: 8px; left: 8px;
    background: rgba(207, 106, 50, 0.15); border: 1px solid rgba(207, 106, 50, 0.35);
    color: var(--stattrak); font-family: var(--mono); font-size: 9px; font-weight: 500;
    letter-spacing: 0.5px; padding: 2px 6px; border-radius: 3px;
}
.skin-body { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.skin-wear-row { display: flex; align-items: center; justify-content: space-between; }
.skin-wear-badge { font-size: 10px; font-weight: 700; letter-spacing: 0.5px; padding: 2px 6px; border-radius: 3px; }
.wear-fn  { background: var(--green-dim);  color: var(--green);  }
.wear-mw  { background: var(--green-dim);  color: #3ec49a;       }
.wear-ft  { background: var(--yellow-dim); color: var(--yellow); }
.wear-ww  { background: var(--orange-dim); color: var(--orange); }
.wear-bs  { background: var(--red-dim);    color: var(--red);    }
.wear-    { display: none; }
.skin-listings-badge { font-size: 10px; color: var(--text-3); }
.skin-name { font-size: 13px; font-weight: 600; color: var(--text); line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.skin-price-row { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 4px; }
.skin-price { font-family: var(--mono); font-size: 15px; font-weight: 500; color: var(--text); }
.btn-buy {
    background: var(--accent-glow); border: 1px solid rgba(92, 124, 250, 0.3);
    color: var(--accent); font-family: var(--font); font-size: 11px; font-weight: 600;
    padding: 4px 10px; border-radius: var(--radius-sm); cursor: pointer;
    transition: background 0.15s, border-color 0.15s; text-decoration: none;
    display: inline-block; letter-spacing: 0.2px;
}
.btn-buy:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

/* List mode */
.skin-grid.list-mode .skin-card { flex-direction: row; align-items: center; border-radius: var(--radius-sm); }
.skin-grid.list-mode .skin-link { flex-direction: row; align-items: center; width: 100%; }
.skin-grid.list-mode .skin-img-wrap { width: 100px; aspect-ratio: auto; height: 64px; flex-shrink: 0; border-radius: 0; padding: 8px; }
.skin-grid.list-mode .skin-img-wrap img { max-height: 48px; }
.skin-grid.list-mode .skin-body { flex-direction: row; align-items: center; flex: 1; padding: 0 14px; gap: 12px; }
.skin-grid.list-mode .skin-name { flex: 1; -webkit-line-clamp: 1; }
.skin-grid.list-mode .skin-wear-row { flex-direction: column; align-items: flex-start; gap: 2px; }
.skin-grid.list-mode .skin-listings-badge { display: none; }
.skin-grid.list-mode .skin-price-row { margin: 0; padding: 0; gap: 12px; flex-shrink: 0; }

/* ─── Status Messages ─────────────────────────────────────── */
.msg-loading, .msg-error { grid-column: 1 / -1; padding: 48px 0; text-align: center; font-size: 13px; }
.msg-loading { color: var(--text-3); display: flex; align-items: center; justify-content: center; gap: 10px; }
.msg-loading::before {
    content: ''; width: 16px; height: 16px;
    border: 2px solid var(--border); border-top-color: var(--accent);
    border-radius: 50%; animation: spin 0.7s linear infinite; flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }
.msg-error { color: var(--red); }

/* ─── Budget / Loadout Shared Layout ──────────────────────── */
.budget-wrap { max-width: 1000px; margin: 0 auto; padding: 48px 24px 64px; }
.budget-header { margin-bottom: 32px; }
.budget-header h1 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.budget-header p { font-size: 14px; color: var(--text-2); max-width: 560px; line-height: 1.6; }
.budget-form {
    display: flex; align-items: flex-end; gap: 12px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 20px; margin-bottom: 32px;
}
.budget-field { display: flex; flex-direction: column; gap: 6px; }
.budget-field.budget-weapon { flex: 2; }
.budget-field label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.7px; color: var(--text-3); }
.budget-field .price-field { min-width: 130px; }
.budget-field select {
    background: var(--surface-2); border: 1px solid var(--border);
    border-radius: var(--radius-sm); outline: none; color: var(--text);
    font-family: var(--font); font-size: 13.5px; padding: 8px 12px;
    cursor: pointer; width: 100%; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' fill='%23555560' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 10px center; padding-right: 28px;
    transition: border-color 0.15s;
}
.budget-field select:focus { border-color: var(--accent); }
.budget-field select option { background: #1a1a20; }
.btn-optimize {
    background: var(--accent); color: #fff; border: none;
    border-radius: var(--radius-sm); padding: 10px 20px;
    font-family: var(--font); font-size: 13px; font-weight: 600;
    cursor: pointer; display: flex; align-items: center; gap: 6px;
    transition: background 0.15s; white-space: nowrap; height: 38px;
}
.btn-optimize:hover { background: var(--accent-dark); }

/* Budget Summary */
.budget-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 28px; }
.summary-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; }
.summary-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.7px; color: var(--text-3); margin-bottom: 6px; }
.summary-value { font-family: var(--mono); font-size: 20px; font-weight: 500; color: var(--text); }
.summary-value.positive { color: var(--green); }

/* ─── Loadout Specific ────────────────────────────────────── */

/* Side Selector */
.side-selector { display: flex; gap: 12px; margin-bottom: 28px; }
.side-btn {
    flex: 1; background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 16px 20px;
    cursor: pointer; transition: border-color 0.2s, background 0.2s;
    display: flex; flex-direction: column; gap: 4px; text-align: left;
}
.side-btn:hover { border-color: var(--border-hover); }
.side-btn.active.t-active { border-color: var(--t-color); background: var(--t-dim); }
.side-btn.active.ct-active { border-color: var(--ct-color); background: var(--ct-dim); }
.side-btn.active { border-color: var(--accent); background: var(--accent-glow); }
.side-label { font-size: 15px; font-weight: 700; color: var(--text); }
.side-sub { font-size: 12px; color: var(--text-3); }
#sideT.active .side-label { color: var(--t-color); }
#sideCT.active .side-label { color: var(--ct-color); }

/* Loadout form extras */
.loadout-form { flex-wrap: wrap; }
.loadout-form .budget-field { flex: 1; min-width: 160px; }
.field-hint { font-size: 11px; color: var(--text-3); margin-top: 2px; }
.optional-tag {
    display: inline-block; background: var(--surface-2); color: var(--text-3);
    font-size: 9px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px;
    padding: 1px 5px; border-radius: 3px; vertical-align: middle; margin-left: 4px;
}
.loadout-total {
    font-family: var(--mono); font-size: 13px; color: var(--text-2);
    margin-bottom: 8px; text-align: center;
}

/* Loadout Slot Sections */
.loadout-slots { display: flex; flex-direction: column; gap: 32px; }

.slot-section { }
.slot-header {
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 14px; padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}
.slot-icon {
    width: 28px; height: 28px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; flex-shrink: 0;
}
.slot-icon.primary   { background: var(--accent-glow); color: var(--accent); }
.slot-icon.secondary { background: var(--green-dim);   color: var(--green); }
.slot-icon.knife     { background: var(--red-dim);      color: var(--red); }
.slot-icon.gloves    { background: var(--orange-dim);   color: var(--orange); }

.slot-title { font-size: 14px; font-weight: 700; color: var(--text); }
.slot-budget-tag {
    font-family: var(--mono); font-size: 11px; color: var(--text-3);
    background: var(--surface-2); border: 1px solid var(--border);
    padding: 2px 8px; border-radius: 99px; margin-left: auto;
}
.slot-options {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
}