/* ══════════════════════════════════
   EstimateCalc v2 — CSS
══════════════════════════════════ */

/* ── VARIJABLE ── */
:root {
  --ac:    #C8873A;
  --ac-l:  #FFF3E6;
  --bl:    #2B5EA7;
  --bl-l:  #E8F0FB;
  --gn:    #2D7A4F;
  --gn-l:  #E8F5EE;
  --rd:    #C0392B;
  --rd-l:  #FDECEA;
  --r:     6px;
  --r2:    12px;
  --tr:    all .15s ease;
}

/* ── SVJETLA TEMA ── */
[data-theme="light"] {
  --bg:     #F5F3EE;
  --bg2:    #EDEAE3;
  --sf:     #FFFFFF;
  --tx:     #1A1A14;
  --tx2:    #3A3A2E;
  --tx3:    #888878;
  --bd:     #D8D4C8;
  --hdr:    #1A1A14;
  --hdr-tx: #F5F3EE;
  --sidebar-bg: #FFFFFF;
  --sidebar-tx: #3A3A2E;
  --al:     #FFF8F0;
  --sil-op: 0.06;
}

/* ── TAMNA TEMA ── */
[data-theme="dark"] {
  --bg:     #0F0F0C;
  --bg2:    #1A1A14;
  --sf:     #1E1E18;
  --tx:     #F0EEE8;
  --tx2:    #C8C4B8;
  --tx3:    #666658;
  --bd:     #3A3A2E;
  --hdr:    #0A0A08;
  --hdr-tx: #F0EEE8;
  --sidebar-bg: #141410;
  --sidebar-tx: #C8C4B8;
  --al:     #2A1A08;
  --ac-l:   #2A1800;
  --bl-l:   #080E1E;
  --gn-l:   #061408;
  --rd-l:   #180604;
  --sil-op: 0.10;
}



/* ── THEME TOGGLE ── */
.theme-toggle {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.1);
  color: #fff;
  cursor: pointer;
  font-size: 15px;
  display: flex; align-items: center; justify-content: center;
  transition: var(--tr);
  flex-shrink: 0;
}
.theme-toggle:hover { background: rgba(255,255,255,.2); }

#app-header {
  background: var(--hdr);
  color: var(--hdr-tx);
  height: 56px;
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.3);
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo img { height: 38px; width: auto; }
.logo-text {
  font-family: 'Arial Black', sans-serif;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--hdr-tx);
  white-space: nowrap;
}
.logo-text span { color: var(--ac); }
.header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}
.obj-badge {
  background: rgba(200,135,58,.2);
  border: 1px solid rgba(200,135,58,.4);
  color: var(--ac);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  cursor: pointer;
  transition: var(--tr);
  white-space: nowrap;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.obj-badge:hover { background: rgba(200,135,58,.3); }
.user-btn {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--ac);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--tr);
}
.user-btn:hover { background: var(--ac2); }

/* ── BOTTOM NAV (mobile) ── */
#bottom-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--hdr);
  display: flex;
  z-index: 99;
  border-top: 1px solid rgba(255,255,255,.08);
  padding-bottom: env(safe-area-inset-bottom);
}
.bnav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 4px 6px;
  cursor: pointer;
  border: none;
  background: none;
  color: rgba(255,255,255,.4);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
  transition: var(--tr);
  gap: 3px;
}
.bnav-item .icon { font-size: 18px; }
.bnav-item.active { color: var(--ac); }
.bnav-item:hover { color: rgba(255,255,255,.7); }

/* ── SIDEBAR NAV (desktop) ── */
#sidebar {
  width: 220px;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--bd);
  padding: 16px 8px;
  position: sticky;
  top: 56px;
  height: calc(100vh - 56px);
  overflow-y: auto;
  flex-shrink: 0;
  display: none;
}
.snav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--r);
  cursor: pointer;
  border: none;
  background: none;
  color: var(--sidebar-tx);
  font-size: 13px;
  font-weight: 500;
  width: 100%;
  text-align: left;
  transition: var(--tr);
  margin-bottom: 2px;
}
.snav-item .icon { font-size: 16px; width: 20px; text-align: center; }
.snav-item:hover { background: var(--bg); color: var(--tx); }
.snav-item.active { background: var(--ac-l); color: var(--ac); font-weight: 600; }
.snav-sep {
  height: 1px;
  background: var(--bd);
  margin: 8px 12px;
}
.snav-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--tx3);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 8px 12px 4px;
}

/* ── MAIN LAYOUT ── */
#app-body {
  display: flex;
  flex: 1;
  min-height: 0;
}
#main-content {
  flex: 1;
  min-width: 0;
  padding-bottom: 70px; /* bottom nav */
}

/* ── PANEL (forma + rezultati) ── */
.panel-wrap {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.panel-tabs {
  display: flex;
  background: var(--sf);
  border-bottom: 2px solid var(--bd);
  padding: 0 16px;
  position: sticky;
  top: 56px;
  z-index: 90;
}
.ptab {
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--tx3);
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: var(--tr);
  text-transform: uppercase;
  letter-spacing: .5px;
}
.ptab.active { color: var(--ac); border-bottom-color: var(--ac); }

/* ── KARTICA SEKCIJE ── */
.card {
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: var(--r2);
  margin: 12px 16px;
  overflow: hidden;
  box-shadow: var(--sh);
}
.card-head {
  padding: 12px 16px;
  border-bottom: 1px solid var(--bd);
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg);
}
.card-num {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--ac);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--tx);
  flex: 1;
}
.card-body { padding: 14px 16px; }

/* ── STAVKA (zid, stub, greda...) ── */
.item {
  background: var(--bg);
  border: 1.5px solid var(--bd);
  border-radius: var(--r);
  padding: 10px 12px;
  margin-bottom: 8px;
  position: relative;
}
.item-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.item-badge {
  width: 22px; height: 22px;
  border-radius: 50%;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.item-name {
  flex: 1;
  font-size: 13px;
  font-weight: 600;
  color: var(--tx);
  border: none;
  background: transparent;
  outline: none;
  min-width: 0;
}
.item-name:focus { color: var(--ac); }
.item-del {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: none;
  background: var(--rd-l);
  color: var(--rd);
  cursor: pointer;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--tr);
}
.item-del:hover { background: var(--rd); color: #fff; }

/* ── GRID POLJA ── */
.fg { display: grid; gap: 8px; margin-bottom: 8px; }
.fg-2 { grid-template-columns: 1fr 1fr; }
.fg-3 { grid-template-columns: 1fr 1fr 1fr; }
.fg-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

/* ── POLJE ── */
.field { display: flex; flex-direction: column; gap: 4px; }
.field label {
  font-size: 10px;
  font-weight: 700;
  color: var(--tx3);
  text-transform: uppercase;
  letter-spacing: .6px;
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1.5px solid var(--bd);
  border-radius: var(--r);
  font-size: 13px;
  color: var(--tx);
  background: var(--sf);
  font-family: inherit;
  transition: border-color .15s;
  outline: none;
}
.field input:focus, .field select:focus {
  border-color: var(--ac);
  box-shadow: 0 0 0 3px rgba(200,135,58,.12);
}
.field input[type=number] { text-align: right; font-family: 'DM Mono', monospace; }
.field .hint { font-size: 10px; color: var(--tx3); }

/* ── TOGGLE GRUPA ── */
.tog-group { display: flex; gap: 4px; flex-wrap: wrap; }
.tog {
  padding: 5px 12px;
  border-radius: 20px;
  border: 1.5px solid var(--bd);
  background: var(--sf);
  color: var(--tx2);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--tr);
  white-space: nowrap;
}
.tog:hover { border-color: var(--ac); color: var(--ac); }
.tog.on { background: var(--ac); border-color: var(--ac); color: #fff; }
.tog.on-gn { background: var(--gn); border-color: var(--gn); color: #fff; }
.tog.on-bl { background: var(--bl); border-color: var(--bl); color: #fff; }

/* ── DUGMAD ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: var(--r);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--tr);
  font-family: inherit;
}
.btn-primary { background: var(--ac); color: #fff; }
.btn-primary:hover { background: var(--ac2); }
.btn-secondary { background: var(--bg); color: var(--tx); border: 1.5px solid var(--bd); }
.btn-secondary:hover { border-color: var(--ac); color: var(--ac); }
.btn-green { background: var(--gn); color: #fff; }
.btn-green:hover { background: #236040; }
.btn-blue { background: var(--bl); color: #fff; }
.btn-sm { padding: 6px 12px; font-size: 11px; }
.btn-full { width: 100%; }
.btn-add {
  width: 100%;
  padding: 9px;
  border: 1.5px dashed var(--bd2);
  border-radius: var(--r);
  background: var(--sf);
  color: var(--tx3);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--tr);
  font-family: inherit;
}
.btn-add:hover { border-color: var(--ac); color: var(--ac); background: var(--ac-l); }

/* ── REZULTATI ── */
.res-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}
.res-card {
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: var(--r2);
  padding: 14px;
  text-align: center;
  box-shadow: var(--sh);
}
.res-card.hl { border-color: var(--ac); background: var(--ac-l); }
.res-card.hl-gn { border-color: var(--gn); background: var(--gn-l); }
.res-val {
  font-family: 'DM Mono', monospace;
  font-size: 28px;
  font-weight: 700;
  color: var(--tx);
  line-height: 1;
}
.res-card.hl .res-val { color: var(--ac); }
.res-card.hl-gn .res-val { color: var(--gn); }
.res-lbl { font-size: 10px; color: var(--tx3); margin-top: 4px; }
.res-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.res-table tr { border-bottom: 1px solid var(--bd); }
.res-table tr:last-child { border-bottom: none; }
.res-table td { padding: 7px 0; color: var(--tx2); }
.res-table td:last-child {
  text-align: right;
  font-family: 'DM Mono', monospace;
  font-weight: 700;
  color: var(--tx);
}
.res-section-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--tx3);
  text-transform: uppercase;
  letter-spacing: .7px;
  margin: 14px 0 8px;
}

/* ── AKCIONI BAR ── */
.action-bar {
  position: sticky;
  bottom: 70px;
  background: var(--sf);
  border-top: 1px solid var(--bd);
  padding: 10px 16px;
  display: flex;
  gap: 8px;
  z-index: 89;
}

/* ── SAVE STATUS ── */
.save-status {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
}
.save-status.saved { background: var(--gn-l); color: var(--gn); }
.save-status.unsaved { background: var(--ac-l); color: var(--ac); }

/* ── MODAL ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 200;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--sf);
  border-radius: var(--r2) var(--r2) 0 0;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 20px;
  transform: translateY(100%);
  transition: transform .25s ease;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.modal-title { font-size: 16px; font-weight: 700; }
.modal-close {
  width: 30px; height: 30px;
  border-radius: 50%;
  border: none;
  background: var(--bg);
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── TOAST ── */
#toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #1A1A1A;
  color: #fff;
  padding: 10px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  transition: all .25s;
  z-index: 300;
  white-space: nowrap;
  pointer-events: none;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── AUTH EKRAN ── */
.auth-wrap {
  min-height: calc(100vh - 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.auth-box {
  background: var(--sf);
  border: 1px solid var(--bd);
  border-radius: var(--r2);
  width: 100%;
  max-width: 400px;
  box-shadow: var(--sh2);
  overflow: hidden;
}
.auth-head {
  background: var(--hdr);
  padding: 24px;
  text-align: center;
}
.auth-logo {
  font-family: 'Arial Black', sans-serif;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 3px;
  color: #fff;
}
.auth-logo span { color: var(--ac); }
.auth-body { padding: 24px; }
.auth-tabs { display: flex; border-bottom: 1px solid var(--bd); margin-bottom: 20px; }
.auth-tab {
  flex: 1;
  padding: 10px;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--tx3);
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: var(--tr);
}
.auth-tab.active { color: var(--ac); border-bottom-color: var(--ac); }
.auth-msg {
  padding: 10px 14px;
  border-radius: var(--r);
  font-size: 12px;
  margin-bottom: 14px;
  display: none;
}
.auth-msg.err { background: var(--rd-l); color: var(--rd); display: block; }
.auth-msg.ok  { background: var(--gn-l); color: var(--gn); display: block; }

/* ── PLANS EKRAN ── */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  padding: 16px;
}
.plan-card {
  background: var(--sf);
  border: 2px solid var(--bd);
  border-radius: var(--r2);
  overflow: hidden;
  transition: var(--tr);
}
.plan-card.featured { border-color: var(--ac); }
.plan-card:hover { box-shadow: var(--sh2); }
.plan-head { padding: 20px; text-align: center; background: var(--bg); }
.plan-card.featured .plan-head { background: var(--ac); color: #fff; }
.plan-name { font-size: 18px; font-weight: 900; letter-spacing: 1px; margin-bottom: 8px; }
.plan-price { font-size: 32px; font-weight: 700; font-family: 'DM Mono', monospace; }
.plan-period { font-size: 11px; color: var(--tx3); margin-top: 4px; }
.plan-card.featured .plan-period { color: rgba(255,255,255,.7); }
.plan-body { padding: 16px; }
.plan-feat {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 5px 0;
  font-size: 12px;
  border-bottom: 1px solid var(--bg);
}
.plan-feat:last-of-type { border-bottom: none; }

/* ── LOADER ── */
.loader {
  position: fixed;
  inset: 0;
  background: rgba(255,255,255,.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s;
}
.loader.show { opacity: 1; pointer-events: all; }
.spinner {
  width: 36px; height: 36px;
  border: 3px solid var(--bd);
  border-top-color: var(--ac);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── DESKTOP ── */
@media (min-width: 900px) {
  #sidebar { display: block; }
  #bottom-nav { display: none; }
  #main-content { padding-bottom: 0; }
  .action-bar { bottom: 0; }
  .modal-overlay { align-items: center; }
  .modal { border-radius: var(--r2); max-height: 80vh; }
  .panel-wrap { flex-direction: row; }
  .panel-tabs { display: none; }
  .panel-left { width: 380px; border-right: 1px solid var(--bd); flex-shrink: 0; overflow-y: auto; }
  .panel-right { flex: 1; overflow-y: auto; }
}

/* ── PRINT ── */
@media print {
  #app-header, #bottom-nav, #sidebar, .action-bar, .btn-add { display: none !important; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}