/* ============================================================
   JAKAMO Engine — public/css/core.css
   Base styles using CSS variables from theme files
   ============================================================ */

/* Google Fonts loaded dynamically by theme switcher */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;600&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: var(--font-body, 'IBM Plex Sans', sans-serif);
  background: var(--bg, #f4f5f7);
  color: var(--text, #1a1a2e);
  font-size: 14px;
  line-height: 1.5;
}

/* ============================================================
   LAYOUT
   ============================================================ */
#jakamo-app {
  display: grid;
  grid-template-rows: 48px 1fr;
  grid-template-columns: 220px 1fr;
  grid-template-areas:
    "nav nav"
    "sidebar content";
  height: 100vh;
  overflow: hidden;
}

.nav {
  grid-area: nav;
  background: var(--nav-bg, #1a1a2e);
  border-bottom: 1px solid var(--nav-border);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
  position: relative;
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-right: 16px;
  flex-shrink: 0;
}

.nav-logo {
  font-family: var(--font-main, 'IBM Plex Mono', monospace);
  font-size: 15px;
  font-weight: 600;
  color: var(--logo-color, #fff);
  letter-spacing: 1px;
}

.nav-sub {
  font-family: var(--font-main, monospace);
  font-size: 10px;
  color: var(--logo-accent, #60a8e0);
  letter-spacing: 2px;
}

.nav-items {
  display: flex;
  gap: 2px;
  flex: 1;
}

.nav-btn {
  background: transparent;
  border: none;
  color: var(--text-dim, #72727e);
  padding: 6px 12px;
  border-radius: var(--radius, 6px);
  cursor: pointer;
  font-size: 12px;
  font-family: inherit;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}
.nav-btn:hover { background: rgba(255,255,255,0.06); color: var(--text); }
.nav-btn.active { background: rgba(255,255,255,0.1); color: var(--text); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.nav-user { font-size: 11px; color: var(--text-dim); }

.btn-nav-logout {
  font-size: 11px;
  color: var(--text-dim);
  text-decoration: none;
  padding: 4px 8px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius, 6px);
  transition: all 0.15s;
}
.btn-nav-logout:hover { color: var(--red); border-color: var(--red); }

/* Theme switcher */
.theme-switcher { display: flex; gap: 5px; align-items: center; }
.theme-dot {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid transparent; cursor: pointer; padding: 0;
  transition: border-color 0.2s, transform 0.2s;
}
.theme-dot:hover { transform: scale(1.2); }
.theme-dot.active { border-color: var(--cyan) !important; }
.theme-dot-light  { background: #f4f5f7; }
.theme-dot-dark   { background: #1c1c22; }
.theme-dot-cyber  { background: #0a0a0f; border-color: rgba(255,230,0,0.5) !important; }

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
  grid-area: sidebar;
  background: var(--sidebar-bg, #fff);
  border-right: 1px solid var(--sidebar-border);
  overflow-y: auto;
  padding: 12px 8px;
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main-content {
  grid-area: content;
  overflow-y: auto;
  padding: 20px;
  background: var(--bg);
}

.page { display: none; }
.page.active { display: block; }

/* ============================================================
   CARDS & PANELS
   ============================================================ */
.panel {
  background: var(--card-bg, #fff);
  border: 1px solid var(--card-border);
  border-radius: var(--radius, 8px);
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--card-border);
}
.panel-title {
  font-family: var(--font-main, monospace);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
}
.panel-body { padding: 16px; }

/* Stats grid */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 16px;
  position: relative;
  overflow: hidden;
}
.stat-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
}
.stat-card.yellow::after { background: var(--yellow); }
.stat-card.red::after    { background: var(--red); }
.stat-card.green::after  { background: var(--green); }
.stat-card.cyan::after   { background: var(--cyan); }

.stat-label { font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--text-dim); margin-bottom: 8px; }
.stat-value { font-family: var(--font-main, monospace); font-size: 26px; font-weight: 700; }
.stat-card.yellow .stat-value { color: var(--yellow); }
.stat-card.red    .stat-value { color: var(--red); }
.stat-card.green  .stat-value { color: var(--green); }
.stat-card.cyan   .stat-value { color: var(--cyan); }
.stat-sub { font-size: 10px; color: var(--text-dim); margin-top: 4px; }

/* Two-column grid */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }

/* ============================================================
   TABLES
   ============================================================ */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 8px 12px;
  border-bottom: 1px solid var(--card-border);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.data-table th:hover { color: var(--text); }
.data-table th .sort-icon { font-size: 9px; margin-left: 4px; }
.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(0,0,0,0.04);
  font-size: 13px;
}
.data-table tr:hover td { background: rgba(0,0,0,0.02); }
.data-table tr:last-child td { border-bottom: none; }

/* Money amounts */
.amount { font-family: var(--font-main, monospace); font-size: 12px; }
.amount-yellow { color: var(--yellow); }
.amount-green  { color: var(--green); }
.amount-red    { color: var(--red); }
.amount-cyan   { color: var(--cyan); }

/* ============================================================
   FORMS
   ============================================================ */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group.full { grid-column: 1 / -1; }
.form-label { font-size: 10px; letter-spacing: 1px; text-transform: uppercase; color: var(--text-dim); font-weight: 600; }

.form-input, .form-select, .form-textarea {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  padding: 8px 12px;
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
  width: 100%;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--cyan);
}
.form-textarea { resize: vertical; min-height: 80px; }
input[type="date"] { color-scheme: dark; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  font-family: inherit;
  letter-spacing: 0.5px;
  transition: opacity 0.15s, transform 0.1s;
  text-decoration: none;
}
.btn:hover  { opacity: 0.85; }
.btn:active { transform: scale(0.98); }
.btn-primary   { background: var(--btn-primary-bg); color: var(--btn-primary-text); }
.btn-secondary { background: transparent; color: var(--text-dim); border: 1px solid var(--card-border); }
.btn-danger    { background: var(--red); color: #fff; }
.btn-sm { padding: 4px 10px; font-size: 11px; }
.btn-icon { background: transparent; border: none; cursor: pointer; font-size: 16px; padding: 4px; opacity: 0.7; transition: opacity 0.15s; }
.btn-icon:hover { opacity: 1; }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.badge-ok      { background: rgba(76,175,125,0.15); color: var(--green); }
.badge-warn    { background: rgba(240,192,64,0.15);  color: var(--yellow); }
.badge-danger  { background: rgba(220,38,38,0.15);   color: var(--red); }
.badge-info    { background: rgba(96,168,224,0.15);  color: var(--cyan); }

/* Renewal days badges */
.days-ok    { color: var(--green); }
.days-warn  { color: var(--yellow); }
.days-alert { color: var(--red); }

/* ============================================================
   MODALS
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}
.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.modal {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: calc(var(--radius) * 1.5);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  transform: translateY(10px);
  transition: transform 0.2s;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--card-border);
}
.modal-title { font-family: var(--font-main, monospace); font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; }
.modal-close { background: none; border: none; cursor: pointer; color: var(--text-dim); font-size: 18px; line-height: 1; }
.modal-body   { padding: 20px; }
.modal-footer { padding: 16px 20px; border-top: 1px solid var(--card-border); display: flex; justify-content: flex-end; gap: 8px; }

/* ============================================================
   AI CHAT
   ============================================================ */
#ai-chat-panel {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 340px;
  height: 460px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: calc(var(--radius) * 2);
  box-shadow: 0 8px 40px rgba(0,0,0,0.2);
  display: flex;
  flex-direction: column;
  z-index: 500;
  transition: all 0.3s;
}
#ai-chat-panel.hidden { display: none; }
.ai-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--card-border);
  font-weight: 600;
  font-size: 13px;
}
.ai-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ai-msg {
  max-width: 85%;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 12px;
  line-height: 1.5;
}
.ai-msg.user {
  background: var(--cyan);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}
.ai-msg.assistant {
  background: var(--bg3, var(--bg2));
  color: var(--text);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}
.ai-chat-input {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--card-border);
}
.ai-chat-input input {
  flex: 1;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  padding: 8px 12px;
  color: var(--text);
  font-size: 12px;
  font-family: inherit;
  outline: none;
}
.ai-chat-input button {
  background: var(--cyan);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 8px 12px;
  cursor: pointer;
  font-weight: 700;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
#toast-container {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  animation: toastIn 0.3s ease;
  pointer-events: all;
}
@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius);
  font-size: 12px;
  margin-bottom: 8px;
}
.alert-warn   { background: rgba(240,192,64,0.1);  border: 1px solid rgba(240,192,64,0.3);  color: var(--yellow); }
.alert-danger { background: rgba(220,38,38,0.1);   border: 1px solid rgba(220,38,38,0.3);   color: var(--red); }
.alert-ok     { background: rgba(76,175,125,0.1);  border: 1px solid rgba(76,175,125,0.3);  color: var(--green); }
.alert-info   { background: rgba(96,168,224,0.1);  border: 1px solid rgba(96,168,224,0.3);  color: var(--cyan); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  #jakamo-app {
    grid-template-columns: 1fr;
    grid-template-areas:
      "nav"
      "content";
  }
  .sidebar { display: none; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .two-col   { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .modal     { max-width: 100%; margin: 0; border-radius: 12px 12px 0 0; }
  .modal-overlay { align-items: flex-end; padding: 0; }
  .nav-sub   { display: none; }
  #ai-chat-panel { width: calc(100vw - 40px); right: 20px; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
  .nav-items { display: none; }
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(128,128,128,0.3); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: rgba(128,128,128,0.5); }

/* ============================================================
   UTILITIES
   ============================================================ */
.hidden   { display: none !important; }
.flex     { display: flex; }
.flex-col { flex-direction: column; }
.gap-8    { gap: 8px; }
.gap-12   { gap: 12px; }
.mt-8     { margin-top: 8px; }
.mt-16    { margin-top: 16px; }
.text-dim { color: var(--text-dim); }
.text-sm  { font-size: 11px; }
.mono     { font-family: var(--font-main, monospace); }
.divider  { height: 1px; background: var(--card-border); margin: 12px 0; }