/* INSTA-TRACKER ULTRA-MINIMALIST DENSE DESIGN SYSTEM */
/* STRICT CONSTRAINT: EXACTLY 3 COLORS THROUGHOUT ENTIRE SYSTEM */
:root {
  --c1: #0a0a0c; /* Deep Matte Background */
  --c2: #1a1a22; /* Structural Surface / Borders / Cards / Subdued Contrast */
  --c3: #ffffff; /* Stark Foreground Typography / Primary Buttons / Accents */
  
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, Monaco, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --border-width: 1px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-color: var(--c2);
}

html, body {
  background-color: var(--c1);
  color: var(--c3);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track {
  background: var(--c1);
}
::-webkit-scrollbar-thumb {
  background: var(--c2);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--c3);
}

/* Zero-Flash Authentication Protection */
.app-container,
#header-controls {
  display: none !important;
}

body.authenticated .app-container {
  display: flex !important;
}

body.authenticated #header-controls {
  display: flex !important;
}

body.authenticated #auth-modal {
  display: none !important;
}

/* Top App Container */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 1600px;
  margin: 0 auto;
  border-left: var(--border-width) solid var(--c2);
  border-right: var(--border-width) solid var(--c2);
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  background-color: var(--c1);
  border-bottom: var(--border-width) solid var(--c2);
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.brand-tag {
  font-size: 10px;
  padding: 1px 6px;
  border: var(--border-width) solid var(--c3);
  background: var(--c1);
  color: var(--c3);
}

.header-stats {
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.stat-label {
  color: var(--c3);
  opacity: 0.6;
  font-size: 10px;
  text-transform: uppercase;
}

.stat-val {
  font-weight: 700;
  color: var(--c3);
}

/* Global Buttons & Inputs */
button {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 4px 10px;
  background-color: var(--c1);
  color: var(--c3);
  border: var(--border-width) solid var(--c3);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

button:hover {
  background-color: var(--c3);
  color: var(--c1);
}

button.btn-primary {
  background-color: var(--c3);
  color: var(--c1);
}

button.btn-primary:hover {
  background-color: var(--c2);
  color: var(--c3);
  border-color: var(--c3);
}

button.btn-dim {
  border-color: var(--c2);
  color: var(--c3);
}

button.btn-dim:hover {
  border-color: var(--c3);
}

input, textarea, select {
  font-family: var(--font-mono);
  font-size: 11px;
  background-color: var(--c1);
  color: var(--c3);
  border: var(--border-width) solid var(--c2);
  padding: 5px 8px;
  outline: none;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--c3);
}

/* Main Layout Grid */
.main-layout {
  display: grid;
  grid-template-columns: 1fr;
  flex: 1;
}

/* Add Tracker Input Section */
.input-strip {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 14px;
  background-color: var(--c1);
  border-bottom: var(--border-width) solid var(--c2);
}

.input-row {
  display: flex;
  gap: 8px;
}

.input-row input {
  flex: 1;
}

.input-hint {
  font-size: 10px;
  color: var(--c3);
  opacity: 0.6;
}

/* Tab Navigation */
.view-tabs {
  display: flex;
  background-color: var(--c1);
  border-bottom: var(--border-width) solid var(--c2);
}

.tab-btn {
  padding: 8px 16px;
  border: none;
  border-right: var(--border-width) solid var(--c2);
  background: var(--c1);
  color: var(--c3);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tab-btn.active {
  background-color: var(--c2);
  font-weight: 700;
  border-bottom: 2px solid var(--c3);
}

/* Tab Panels */
.tab-content {
  display: none;
  padding: 12px 14px;
}

.tab-content.active {
  display: block;
}

/* Table Style */
.table-wrapper {
  overflow-x: auto;
  border: var(--border-width) solid var(--c2);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th, td {
  padding: 7px 10px;
  border-bottom: var(--border-width) solid var(--c2);
  white-space: nowrap;
}

th {
  background-color: var(--c2);
  font-weight: 700;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--c3);
}

tr:hover td {
  background-color: var(--c2);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 1px 5px;
  font-size: 9px;
  text-transform: uppercase;
  border: var(--border-width) solid var(--c3);
}

.badge-outline {
  border-color: var(--c2);
}

.badge-active {
  background: var(--c3);
  color: var(--c1);
}

.badge-sync {
  background: var(--c1);
  border: var(--border-width) solid var(--c3);
  animation: pulse 1.2s infinite;
}

@keyframes pulse {
  0% { opacity: 0.4; }
  50% { opacity: 1; }
  100% { opacity: 0.4; }
}

/* Media Gallery */
.gallery-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
}

.media-card {
  position: relative;
  background-color: var(--c2);
  border: var(--border-width) solid var(--c2);
  aspect-ratio: 1 / 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.media-card:hover {
  border-color: var(--c3);
}

.media-card.selected {
  border: 2px solid var(--c3);
}

.media-select-check {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 16px;
  height: 16px;
  background-color: var(--c1);
  color: var(--c3);
  border: var(--border-width) solid var(--c3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 700;
  pointer-events: none;
}

.media-card.selected .media-select-check {
  background-color: var(--c3);
  color: var(--c1);
}

.media-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background-color: var(--c1);
  display: block;
}

.media-badge {
  position: absolute;
  top: 4px;
  left: 4px;
  background-color: var(--c1);
  border: var(--border-width) solid var(--c3);
  font-size: 9px;
  padding: 1px 4px;
  pointer-events: none;
}

.media-meta {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--c1);
  border-top: var(--border-width) solid var(--c2);
  padding: 4px 6px;
  font-size: 9px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logs Console */
.console-box {
  background-color: var(--c1);
  border: var(--border-width) solid var(--c2);
  height: 380px;
  overflow-y: auto;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11px;
}

.log-entry {
  display: flex;
  gap: 8px;
  border-bottom: var(--border-width) solid var(--c2);
  padding-bottom: 2px;
}

.log-time {
  opacity: 0.5;
  white-space: nowrap;
}

.log-tag {
  font-weight: 700;
  white-space: nowrap;
}

.log-msg {
  word-break: break-all;
}

/* Media Modal Viewer */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--c1);
  z-index: 1000;
  flex-direction: column;
  padding: 16px;
}

.modal-overlay.open {
  display: flex;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 8px;
  border-bottom: var(--border-width) solid var(--c2);
}

.modal-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 16px 0;
}

.modal-body img, .modal-body video {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border: var(--border-width) solid var(--c2);
}

.modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
  border-top: var(--border-width) solid var(--c2);
}

/* Status Bar */
.status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 14px;
  background-color: var(--c2);
  font-size: 10px;
  border-top: var(--border-width) solid var(--c2);
}

.status-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sync-ticker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.empty-state {
  padding: 30px 10px;
  text-align: center;
  opacity: 0.7;
}

.toast-box {
  position: fixed;
  bottom: 30px;
  right: 20px;
  background-color: var(--c1);
  color: var(--c3);
  border: var(--border-width) solid var(--c3);
  padding: 6px 14px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  z-index: 9999;
  display: none;
}

.toast-box.show {
  display: block;
}

/* Apple Passkey Auth Modal (Strict 3 Colors) */
#auth-modal {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 12, 0.96);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: 20px;
}

.auth-box {
  background: var(--c1);
  border: var(--border-width) solid var(--c2);
  width: 100%;
  max-width: 440px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.85);
}

.auth-brand {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: var(--border-width) solid var(--c2);
  padding-bottom: 12px;
}

.auth-content h3 {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.auth-content p {
  font-size: 11px;
  opacity: 0.8;
  margin-bottom: 14px;
  line-height: 1.5;
}

.auth-alert {
  padding: 8px 12px;
  background: var(--c2);
  border: var(--border-width) solid var(--c3);
  font-size: 11px;
  margin-bottom: 14px;
  display: none;
}

/* Module Switcher Buttons */
.module-switcher {
  display: flex;
  gap: 6px;
}

.module-btn {
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  background: transparent;
  color: var(--c3);
  border: var(--border-width) solid var(--c2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all 0.15s ease;
}

.module-btn:hover {
  border-color: var(--c3);
}

.module-btn.active {
  background: var(--c3);
  color: var(--c1);
  border-color: var(--c3);
}