/* ===============================
   ReThriftia UI — styles.css
   Palette:
   Navy:        #0B2A4A
   Navy Hover:  #12385F
   Green:       #1F8A5B
   Amber:       #F59E0B
   Red:         #E23D3D
   BG:          #F3F6FB
   Card:        #FFFFFF
   Text:        #0F172A
   Muted:       #64748B
   Border:      #E5EAF3
   =============================== */

:root{
  --rt-navy: #0B2A4A;
  --rt-navy-2: #12385F;
  --rt-green: #1F8A5B;
  --rt-amber: #F59E0B;
  --rt-red: #E23D3D;

  --rt-bg: #F3F6FB;
  --rt-card: #FFFFFF;
  --rt-text: #0F172A;
  --rt-muted: #64748B;
  --rt-border: #E5EAF3;

  --rt-radius: 14px;
  --rt-shadow: 0 10px 25px rgba(11, 42, 74, 0.10);
  --rt-shadow-soft: 0 6px 16px rgba(11, 42, 74, 0.08);
}

*{ box-sizing: border-box; }
html, body { height: 100%; }
body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: var(--rt-bg);
  color: var(--rt-text);
}

/* Links */
a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: none; }

/* ===============================
   Topbar
   =============================== */
.topbar{
  height: 64px;
  background: linear-gradient(90deg, var(--rt-navy), var(--rt-navy-2));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  box-shadow: 0 10px 20px rgba(11, 42, 74, 0.18);
}

.brand{
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo{
  width: 34px;
  height: 34px;
  object-fit: contain;
  border-radius: 10px;
  background: rgba(255,255,255,0.10);
  padding: 6px;
}

.brand-name{
  font-weight: 800;
  letter-spacing: 0.2px;
  font-size: 18px;
}

.top-actions{
  display: flex;
  gap: 8px;
}

.icon-btn{
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.14);
  transition: transform .12s ease, background .12s ease;
}
.icon-btn:hover{
  background: rgba(255,255,255,0.18);
  transform: translateY(-1px);
}

/* ===============================
   Layout
   =============================== */
.layout{
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 18px;
  max-width: 1220px;
  margin: 18px auto;
  padding: 0 18px 18px;
}

/* Sidebar */
.sidebar{
  background: var(--rt-card);
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  box-shadow: var(--rt-shadow-soft);
  padding: 12px;
  position: sticky;
  top: 82px;
  height: fit-content;
}

.nav-link{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 12px;
  border-radius: 12px;
  font-weight: 700;
  color: var(--rt-navy);
  transition: background .12s ease, transform .12s ease, color .12s ease;
  margin-bottom: 6px;
}

.nav-link:hover{
  background: rgba(11, 42, 74, 0.06);
  transform: translateX(2px);
}

.nav-link.active{
  background: rgba(31, 138, 91, 0.10);
  color: var(--rt-green);
  border: 1px solid rgba(31, 138, 91, 0.20);
}

/* Main */
.content{
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* ===============================
   KPI Cards
   =============================== */
.kpis{
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.kpi{
  background: var(--rt-card);
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  box-shadow: var(--rt-shadow-soft);
  padding: 14px 14px 16px;
  position: relative;
  overflow: hidden;
}

.kpi:before{
  content: "";
  position: absolute;
  inset: 0;
  opacity: .10;
  background: radial-gradient(circle at 20% 10%, #fff, rgba(255,255,255,0) 55%);
  pointer-events: none;
}

.kpi h3{
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.3px;
  color: var(--rt-muted);
  font-weight: 800;
  text-transform: uppercase;
}

.kpi span{
  display: inline-block;
  margin-top: 10px;
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.4px;
}

/* KPI color accents */
.kpi.blue{
  border-left: 6px solid var(--rt-navy);
}
.kpi.green{
  border-left: 6px solid var(--rt-green);
}
.kpi.orange{
  border-left: 6px solid var(--rt-amber);
}
.kpi.red{
  border-left: 6px solid var(--rt-red);
}

/* ===============================
   Cards + Charts
   =============================== */
.charts{
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 14px;
}

.card{
  background: var(--rt-card);
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  box-shadow: var(--rt-shadow-soft);
  padding: 14px;
}

.card h3{
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 900;
  color: var(--rt-navy);
}

/* Chart canvas sizing */
canvas{
  width: 100% !important;
  height: 280px !important;
}

/* ===============================
   Tables (used in inventory page)
   =============================== */
table{
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--rt-card);
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  overflow: hidden;
  box-shadow: var(--rt-shadow-soft);
}

th, td{
  padding: 12px 12px;
  border-bottom: 1px solid var(--rt-border);
  text-align: left;
  font-size: 14px;
}

th{
  background: rgba(11, 42, 74, 0.05);
  color: var(--rt-navy);
  font-weight: 900;
}

tr:hover td{
  background: rgba(11, 42, 74, 0.03);
}

tr:last-child td{
  border-bottom: none;
}

/* Simple badges (optional) */
.badge{
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  font-weight: 900;
  font-size: 12px;
  border: 1px solid transparent;
}
.badge.active{
  color: var(--rt-green);
  background: rgba(31, 138, 91, 0.10);
  border-color: rgba(31, 138, 91, 0.20);
}
.badge.sold{
  color: var(--rt-navy);
  background: rgba(11, 42, 74, 0.08);
  border-color: rgba(11, 42, 74, 0.16);
}
.badge.alert{
  color: var(--rt-red);
  background: rgba(226, 61, 61, 0.10);
  border-color: rgba(226, 61, 61, 0.22);
}

/* ===============================
   Footer
   =============================== */
.footer{
  max-width: 1220px;
  margin: 0 auto 18px;
  padding: 0 18px;
  color: var(--rt-muted);
  font-size: 12px;
}

/* ===============================
   Responsive (Mobile)
   =============================== */
@media (max-width: 980px){
  .layout{
    grid-template-columns: 1fr;
  }
  .sidebar{
    position: relative;
    top: auto;
  }
  .kpis{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .charts{
    grid-template-columns: 1fr;
  }
  canvas{
    height: 260px !important;
  }
}

@media (max-width: 520px){
  .topbar{
    padding: 0 12px;
  }
  .brand-name{
    font-size: 16px;
  }
  .kpis{
    grid-template-columns: 1fr;
  }
  .kpi span{
    font-size: 26px;
  }
}