/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --sidebar-width: 240px;
    --sidebar-collapsed: 70px;
    --topbar-height: 64px;
    --bg: #0f1117;
    --bg2: #161b27;
    --bg3: #1e2536;
    --border: #2a3347;
    --text: #e2e8f0;
    --text-muted: #8892a4;
    --blue: #3b82f6;
    --blue-light: #60a5fa;
    --green: #10b981;
    --orange: #f59e0b;
    --purple: #8b5cf6;
    --red: #ef4444;
    --martina: #ec4899;
    --marko: #3b82f6;
    --goran: #10b981;
    --nikola: #f59e0b;
    --branislav: #8b5cf6;
    --andrea: #06b6d4;
    --jelena: #f43f5e;
    --miljana: #84cc16;
    --zeljko: #fb923c;
    --nikola2: #a78bfa;
    --iva: #2dd4bf;
    --radius: 12px;
    --shadow: 0 4px 20px rgba(0,0,0,0.4);
}

html, body {
    height: 100%;
    /* Inter sa punim sistem-font fallback lancima */
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
}

/* ===== LAYOUT: SIDEBAR (fixed) + MAIN (offset) ===== */

.sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg2);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease;
    z-index: 100;
    overflow: hidden;
}
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar.collapsed .nav-section-label,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .logo span { display: none; }
.sidebar.collapsed .nav-item { justify-content: center; padding: 12px; }
.sidebar.collapsed .logo { justify-content: center; }

.sidebar-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px 16px; border-bottom: 1px solid var(--border);
    min-height: var(--topbar-height);
}
.logo {
    display: flex; align-items: center; gap: 10px;
    font-size: 18px; font-weight: 800; color: var(--blue-light);
    line-height: 1;
}
.logo i { font-size: 20px; color: var(--blue); flex-shrink: 0; }
.logo span { display: block; }
.sidebar-toggle {
    background: none; border: none; color: var(--text-muted);
    cursor: pointer; font-size: 16px; padding: 4px;
    transition: color 0.2s;
}
.sidebar-toggle:hover { color: var(--text); }

.sidebar-nav { flex: 1; overflow-y: auto; padding: 12px 0; }
.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.nav-section-label {
    font-size: 10px; font-weight: 700; letter-spacing: 1.2px;
    color: var(--text-muted); padding: 16px 16px 6px;
    text-transform: uppercase;
}
.nav-item {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 16px; color: var(--text-muted);
    text-decoration: none; font-size: 14px; font-weight: 500;
    border-radius: 8px; margin: 2px 8px;
    transition: all 0.2s;
}
.nav-item:hover { background: var(--bg3); color: var(--text); }
.nav-item.active { background: rgba(59,130,246,0.15); color: var(--blue-light); }
.nav-item.active i { color: var(--blue); }
.nav-item i { font-size: 15px; width: 20px; text-align: center; flex-shrink: 0; }

/* Main content je offset za širinu sidebara */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-left 0.3s ease;
    /* NE koristimo width:calc() da izbegnemo probleme sa box-model */
    /* overflow-x se kontroliše na tab-content nivou */
}
.main-content.expanded { margin-left: var(--sidebar-collapsed); }

/* ===== TOPBAR ===== */
.top-bar {
    position: sticky; top: 0; z-index: 50;
    height: var(--topbar-height);
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 24px; gap: 16px;
}
.top-bar-left { display: flex; align-items: center; gap: 16px; }
.mobile-menu-btn { display: none; background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 18px; }
.page-title { font-size: 20px; font-weight: 700; color: var(--text); }
.top-bar-right { display: flex; align-items: center; gap: 10px; }
.badge-year, .badge-period {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 14px; border-radius: 20px;
    font-size: 13px; font-weight: 600;
}
.badge-year { background: rgba(59,130,246,0.15); color: var(--blue-light); }
.badge-period { background: rgba(16,185,129,0.12); color: #34d399; }

/* ===== TAB CONTENT ===== */
/*
   Ključna arhitektura:
   - display:none  → hidden
   - display:block → vidljiv (NE flex! flex pravi probleme sa width)
   - padding:24px  → unutrašnji razmak
   - Deca su block elementi koji teku normalno vertikalno
   - Razmak između dece = margin-bottom na svakom child-u
*/
.tab-content {
    display: none;
    padding: 24px;
}
.tab-content.active {
    display: block;
}

/* Sva direktna deca dobijaju donji razmak */
.tab-content > * + * {
    margin-top: 20px;
}

/* ===== KPI CARDS (Tim 1 stil – sa ikonom, flex horizontalni) ===== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.kpi-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    display: flex; align-items: center; gap: 16px;
    transition: transform 0.2s, box-shadow 0.2s;
}
.kpi-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.kpi-icon {
    width: 52px; height: 52px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 22px; flex-shrink: 0;
}
.kpi-card.blue  .kpi-icon { background: rgba(59,130,246,0.15); color: var(--blue); }
.kpi-card.green .kpi-icon { background: rgba(16,185,129,0.15); color: var(--green); }
.kpi-card.orange.kpi-icon { background: rgba(245,158,11,0.15); color: var(--orange); }
.kpi-card.purple.kpi-icon { background: rgba(139,92,246,0.15); color: var(--purple); }
.kpi-card.red   .kpi-icon { background: rgba(239,68,68,0.15);  color: var(--red); }
.kpi-card.blue   { border-left: 3px solid var(--blue); }
.kpi-card.green  { border-left: 3px solid var(--green); }
.kpi-card.orange { border-left: 3px solid var(--orange); }
.kpi-card.purple { border-left: 3px solid var(--purple); }
.kpi-card.red    { border-left: 3px solid var(--red); }

.kpi-label { font-size: 12px; color: var(--text-muted); font-weight: 500; margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px; }
.kpi-value { font-size: 22px; font-weight: 800; color: var(--text); margin-bottom: 4px; line-height: 1.2; }
.kpi-sub { font-size: 12px; font-weight: 600; display: flex; align-items: center; gap: 4px; }
.kpi-sub.positive { color: var(--green); }
.kpi-sub.negative { color: var(--red); }
.kpi-sub.neutral  { color: var(--text-muted); }

/* ===== CHART CARDS ===== */
.charts-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 16px;
}
.chart-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}
.chart-card.full-width { width: 100%; }
.chart-header {
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.chart-header h3 {
    font-size: 14px; font-weight: 600; color: var(--text);
    display: flex; align-items: center; gap: 8px;
}
.chart-header h3 i { color: var(--blue); }

/* ===== TABLES ===== */
.table-wrapper { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th {
    background: var(--bg3); color: var(--text-muted);
    padding: 10px 14px; text-align: left;
    font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
}
.data-table td { padding: 10px 14px; border-bottom: 1px solid rgba(42,51,71,0.5); color: var(--text); }
.data-table tbody tr:hover { background: rgba(255,255,255,0.03); }
.data-table .highlight-row { background: rgba(59,130,246,0.07); font-weight: 700; }
.data-table .positive { color: var(--green); font-weight: 600; }
.data-table .negative { color: var(--red); font-weight: 600; }
.data-table .neutral  { color: var(--text-muted); }

/* ===== SELLER BADGES ===== */
.seller-badge {
    display: inline-block; padding: 4px 10px; border-radius: 6px;
    font-size: 12px; font-weight: 700; text-transform: uppercase;
}
.seller-badge.martina  { background: rgba(236,72,153,0.15); color: var(--martina); }
.seller-badge.marko    { background: rgba(59,130,246,0.15);  color: var(--marko); }
.seller-badge.goran    { background: rgba(16,185,129,0.15);  color: var(--goran); }
.seller-badge.nikola   { background: rgba(245,158,11,0.15);  color: var(--nikola); }
.seller-badge.branislav{ background: rgba(139,92,246,0.15);  color: var(--branislav); }
.seller-badge.andrea   { background: rgba(6,182,212,0.15);   color: var(--andrea); }
.seller-badge.jelena   { background: rgba(244,63,94,0.15);   color: var(--jelena); }
.seller-badge.miljana  { background: rgba(132,204,22,0.15);  color: var(--miljana); }
.seller-badge.zeljko   { background: rgba(251,146,60,0.15);  color: var(--zeljko); }
.seller-badge.nikola2  { background: rgba(167,139,250,0.15); color: var(--nikola2); }
.seller-badge.iva      { background: rgba(45,212,191,0.15);  color: var(--iva); }

/* ===== SELLER HEADER (Tim 1 & Tim 2) ===== */
.seller-header {
    display: flex; align-items: center; gap: 16px;
    padding: 16px 20px; border-radius: var(--radius);
}
.seller-header h2 { font-size: 22px; font-weight: 800; }
.seller-header p  { font-size: 13px; opacity: 0.7; margin-top: 2px; }
.seller-avatar { font-size: 40px; opacity: 0.9; }

/* Seller color backgrounds */
.martina-color  { background: linear-gradient(135deg, rgba(236,72,153,0.2),  rgba(236,72,153,0.05));  border: 1px solid rgba(236,72,153,0.3);  color: var(--martina); }
.marko-color    { background: linear-gradient(135deg, rgba(59,130,246,0.2),  rgba(59,130,246,0.05));  border: 1px solid rgba(59,130,246,0.3);  color: var(--marko); }
.goran-color    { background: linear-gradient(135deg, rgba(16,185,129,0.2),  rgba(16,185,129,0.05));  border: 1px solid rgba(16,185,129,0.3);  color: var(--goran); }
.nikola-color   { background: linear-gradient(135deg, rgba(245,158,11,0.2),  rgba(245,158,11,0.05));  border: 1px solid rgba(245,158,11,0.3);  color: var(--nikola); }
.branislav-color{ background: linear-gradient(135deg, rgba(139,92,246,0.2),  rgba(139,92,246,0.05));  border: 1px solid rgba(139,92,246,0.3);  color: var(--branislav); }
.andrea-color   { background: linear-gradient(135deg, rgba(6,182,212,0.2),   rgba(6,182,212,0.05));   border: 1px solid rgba(6,182,212,0.3);   color: var(--andrea); }
.jelena-color   { background: linear-gradient(135deg, rgba(244,63,94,0.2),   rgba(244,63,94,0.05));   border: 1px solid rgba(244,63,94,0.3);   color: var(--jelena); }
.miljana-color  { background: linear-gradient(135deg, rgba(132,204,22,0.2),  rgba(132,204,22,0.05));  border: 1px solid rgba(132,204,22,0.3);  color: var(--miljana); }
.zeljko-color   { background: linear-gradient(135deg, rgba(251,146,60,0.2),  rgba(251,146,60,0.05));  border: 1px solid rgba(251,146,60,0.3);  color: var(--zeljko); }
.nikola2-color  { background: linear-gradient(135deg, rgba(167,139,250,0.2), rgba(167,139,250,0.05)); border: 1px solid rgba(167,139,250,0.3); color: var(--nikola2); }
.iva-color      { background: linear-gradient(135deg, rgba(45,212,191,0.2),  rgba(45,212,191,0.05));  border: 1px solid rgba(45,212,191,0.3);  color: var(--iva); }

/* ===== TIM 1 – SELLER DETAIL ===== */
.seller-kpi-grid    { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.seller-months-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.seller-charts-row  { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.month-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
}
.month-card h4 {
    font-size: 13px; font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; margin-bottom: 12px; padding-bottom: 8px;
    border-bottom: 1px solid var(--border); letter-spacing: 0.5px;
}
.month-stat { display: flex; justify-content: space-between; align-items: center; padding: 5px 0; font-size: 13px; }
.month-stat .label { color: var(--text-muted); }
.month-stat .val   { font-weight: 700; color: var(--text); }
.month-stat .val.pos { color: var(--green); }
.month-stat .val.neg { color: var(--red); }

.status-pills { display: flex; gap: 4px; margin-top: 10px; flex-wrap: wrap; }
.status-pill  { padding: 3px 9px; border-radius: 4px; font-size: 11px; font-weight: 600; }
.s-open      { background: rgba(59,130,246,0.15); color: #60a5fa; }
.s-won       { background: rgba(16,185,129,0.15); color: #34d399; }
.s-suspended { background: rgba(245,158,11,0.15); color: #fbbf24; }
.s-abandoned { background: rgba(239,68,68,0.12);  color: #f87171; }
.s-lost      { background: rgba(107,114,128,0.15);color: #9ca3af; }

.polise-mini { margin-top: 12px; }
.polise-mini h5 { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.polise-row { display: flex; justify-content: space-between; font-size: 12px; padding: 3px 0; border-bottom: 1px solid rgba(42,51,71,0.3); }
.polise-row .pl { color: var(--text-muted); }
.polise-row .pv { font-weight: 600; color: var(--text); }

/* ===== TIM 2 – KPI GRID (bez ikone, kompaktan) ===== */
.s2-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
}
/* Tim 2 KPI kartica – vertikalni layout, bez ikone */
.s2-kpi-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    transition: transform 0.2s, box-shadow 0.2s;
}
.s2-kpi-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
/* kpi-sub unutar s2-kpi-card je plain text, ne flex */
.s2-kpi-card .kpi-sub { display: block; }

/* ===== TIM 2 – MONTHS GRID ===== */
.months-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.month-empty {
    opacity: 0.45;
    border-style: dashed !important;
}

/* ===== TIM 2 – MONTH CARD INTERNALS ===== */
.s2-month-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px 8px;
    margin-bottom: 10px;
    font-size: 12px;
}
.s2-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 3px 0;
    border-bottom: 1px solid rgba(42,51,71,0.3);
}
.s2-stat-l { color: var(--text-muted); }
.s2-stat-v { color: var(--text); font-weight: 700; }

.s2-kanal-tag {
    display: inline-block;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2px 8px;
    font-size: 11px;
    color: var(--text-muted);
}
.s2-section-title {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-muted);
    margin-bottom: 4px;
    margin-top: 10px;
}

/* ===== TIM 2 – STATUS BLOK ===== */
.s2-status-block {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 10px;
}
.s2-status-label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

/* ===== NAPOMENA BOX ===== */
.napomena-box {
    background: rgba(245,158,11,0.08);
    border: 1px solid rgba(245,158,11,0.25);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 12px;
    color: #fbbf24;
    margin-top: 10px;
    line-height: 1.5;
}

/* ===== SECTION INTRO ===== */
.section-intro { margin-bottom: 4px; }
.section-intro h2 { font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.section-intro p  { font-size: 14px; color: var(--text-muted); }

/* ===== OVERLAY ===== */
.sidebar-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.5); z-index: 99;
}
.sidebar-overlay.active { display: block; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
    .kpi-grid        { grid-template-columns: repeat(2, 1fr); }
    .seller-kpi-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
    .charts-row         { grid-template-columns: 1fr; }
    .seller-charts-row  { grid-template-columns: 1fr; }
    .months-grid        { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); width: var(--sidebar-width) !important; }
    .sidebar.mobile-open { transform: translateX(0); }
    .main-content { margin-left: 0 !important; }
    .mobile-menu-btn { display: block; }
    .kpi-grid            { grid-template-columns: repeat(2, 1fr); }
    .seller-kpi-grid     { grid-template-columns: repeat(2, 1fr); }
    .seller-months-grid  { grid-template-columns: 1fr; }
    .months-grid         { grid-template-columns: 1fr; }
    .page-title          { font-size: 16px; }
    .badge-period        { display: none; }
}
@media (max-width: 480px) {
    .kpi-grid        { grid-template-columns: 1fr; }
    .seller-kpi-grid { grid-template-columns: 1fr; }
    .kpi-value       { font-size: 18px; }
    .tab-content     { padding: 14px; }
    .s2-kpi-grid     { grid-template-columns: repeat(2, 1fr); }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar       { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #3a4460; }

/* ===== KASKO BENCHMARK STYLES (kb-*) ===== */
.kb-header {
    padding: 16px 20px;
    background: var(--bg2);
    border-radius: 10px;
    margin-bottom: 20px;
}
.kb-header h2 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}
.kb-header p {
    font-size: 13px;
    color: var(--text-muted);
}

.kb-kpi-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
    margin-bottom: 20px;
}
.kb-kpi-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.kb-kpi-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-muted);
}
.kb-kpi-value {
    font-size: 18px;
    font-weight: 800;
    line-height: 1.2;
}
.kb-kpi-sub {
    font-size: 11px;
    color: var(--text-muted);
}

.kb-section {
    margin-bottom: 28px;
}
.kb-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
    padding-left: 12px;
    margin-bottom: 6px;
}
.kb-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 12px;
    padding-left: 16px;
}
.kb-benchmark-legend {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 10px;
    padding-left: 16px;
}
.kb-pos-dot { color: #10b981; font-weight: 700; }
.kb-neg-dot { color: #ef4444; font-weight: 700; }

.kb-table-wrap {
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--border);
}
.kb-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    background: var(--bg2);
}
.kb-table thead tr {
    background: var(--bg3);
}
.kb-table th {
    padding: 9px 12px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
.kb-table td {
    padding: 8px 12px;
    border-bottom: 1px solid rgba(42,51,71,0.5);
    color: var(--text);
    white-space: nowrap;
}
.kb-table tbody tr:hover {
    background: rgba(59,130,246,0.04);
}
.kb-mesec {
    font-weight: 600;
    color: var(--text-muted) !important;
    font-size: 11px !important;
    min-width: 120px;
}
.kb-num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}
.kb-bold { font-weight: 700; }
.kb-empty { color: var(--text-muted) !important; text-align: center; }
.kb-neutral { color: var(--text); text-align: right; }
.kb-pos {
    color: #10b981;
    font-weight: 600;
    text-align: right;
}
.kb-neg {
    color: #ef4444;
    font-weight: 600;
    text-align: right;
}
.kb-warn {
    color: #f59e0b;
    font-weight: 600;
    text-align: right;
}
.kb-no-data td {
    opacity: 0.45;
}
.kb-empty-row td {
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    padding: 12px;
}

.kb-bar-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 120px;
}
.kb-bar {
    height: 6px;
    border-radius: 3px;
    flex-shrink: 0;
    transition: width 0.3s ease;
}
.kb-bar-wrap span {
    font-size: 12px;
    color: var(--text);
    white-space: nowrap;
}

/* Responsive KB */
@media (max-width: 900px) {
    .kb-kpi-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 600px) {
    .kb-kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .kb-kpi-value { font-size: 15px; }
}