/* ═══════════════════════════════════════════════════════
   ZENNI NICOLE EBOOK CREATOR — MAIN STYLESHEET
   Brand: ZT Fusion / KosmikKnowledge
   Palette: Deep cosmic jewel tones — midnight, gold, violet
   ═══════════════════════════════════════════════════════ */

/* ── CSS VARIABLES (BRAND TOKENS) ─────────────────────── */
:root {
  --color-bg:           #0a0a0f;       /* Deep space black */
  --color-surface:      #12121a;       /* Card / panel background */
  --color-surface-2:    #1a1a26;       /* Slightly lighter surface */
  --color-border:       #2a2a3d;       /* Subtle border */
  --color-border-light: #3a3a55;

  --color-accent:       #c9a227;       /* Gold — primary brand color */
  --color-accent-hover: #e0b730;
  --color-accent-dim:   rgba(201, 162, 39, 0.15);
  --color-violet:       #8b5cf6;       /* Violet — secondary accent */
  --color-violet-dim:   rgba(139, 92, 246, 0.15);

  --color-text-primary: #f0ece0;       /* Warm white */
  --color-text-muted:   #8a8a9e;
  --color-text-dim:     #55556a;

  --color-success:      #4ade80;
  --color-warning:      #fb923c;
  --color-danger:       #f87171;

  --font-heading: 'Georgia', 'Times New Roman', serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'Courier New', Courier, monospace;

  --radius-sm:    8px;
  --radius-md:    12px;
  --radius-lg:    16px;

  --shadow-sm:    0 1px 3px rgba(0,0,0,0.4);
  --shadow-md:    0 4px 12px rgba(0,0,0,0.5);
  --shadow-lg:    0 8px 32px rgba(0,0,0,0.6);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.65;
  min-height: 100vh;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  color: var(--color-accent-hover);
  text-decoration: underline;
}

img {
  max-width: 100%;
  display: block;
}

/* ── LAYOUT ────────────────────────────────────────────── */
.app-wrap {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
  overflow-y: auto;
}

.main-content {
  margin-left: 240px;
  flex: 1;
  padding: 32px;
  max-width: calc(100vw - 240px);
}

/* ── SIDEBAR ───────────────────────────────────────────── */
.sidebar-brand {
  padding: 24px 20px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-brand-label {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--color-accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 4px;
}

.sidebar-brand-name {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.2;
}

.sidebar-nav {
  padding: 16px 0;
  flex: 1;
}

.nav-section-label {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--color-text-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 12px 20px 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  font-size: 14px;
  color: var(--color-text-muted);
  transition: all 0.15s;
  text-decoration: none;
  border-left: 2px solid transparent;
}

.nav-link:hover {
  color: var(--color-text-primary);
  background: var(--color-surface-2);
  text-decoration: none;
}

.nav-link.active {
  color: var(--color-accent);
  border-left-color: var(--color-accent);
  background: var(--color-accent-dim);
}

.nav-link .icon {
  width: 16px;
  text-align: center;
  font-size: 14px;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--color-border);
}

.sidebar-footer a {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ── AGENT BADGE ───────────────────────────────────────── */
.agent-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-violet-dim);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 20px;
  padding: 3px 10px;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--color-violet);
  letter-spacing: 0.05em;
}

.agent-badge.gold {
  background: var(--color-accent-dim);
  border-color: rgba(201, 162, 39, 0.3);
  color: var(--color-accent);
}

/* ── PAGE HEADER ───────────────────────────────────────── */
.page-header {
  margin-bottom: 32px;
}

.page-header-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.page-title {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.2;
}

.page-subtitle {
  color: var(--color-text-muted);
  font-size: 15px;
  margin-top: 6px;
}

/* ── CARDS ─────────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 18px;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.card-body {
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.6;
}

.card-footer {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ── PROJECT CARDS (DASHBOARD) ─────────────────────────── */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.project-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color 0.2s, transform 0.15s;
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.project-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  text-decoration: none;
}

.project-card-type {
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.project-card-title {
  font-family: var(--font-heading);
  font-size: 17px;
  color: var(--color-text-primary);
  margin-bottom: 8px;
  line-height: 1.3;
}

.project-card-meta {
  font-size: 12px;
  color: var(--color-text-dim);
}

.project-status {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 10px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 10px;
}

.status-idea       { background: rgba(88, 88, 120, 0.3); color: #9999cc; }
.status-outlined   { background: rgba(201, 162, 39, 0.2); color: #c9a227; }
.status-drafting   { background: rgba(139, 92, 246, 0.2); color: #8b5cf6; }
.status-reviewing  { background: rgba(251, 146, 60, 0.2); color: #fb923c; }
.status-complete   { background: rgba(74, 222, 128, 0.2); color: #4ade80; }

/* ── BUTTONS ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
  transition: all 0.15s;
  text-decoration: none;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-bg);
}

.btn-secondary {
  background: var(--color-surface-2);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover {
  color: var(--color-text-primary);
  border-color: var(--color-border-light);
}

.btn-danger {
  background: transparent;
  color: var(--color-danger);
  border: 1px solid rgba(248, 113, 113, 0.3);
}

.btn-danger:hover {
  background: rgba(248, 113, 113, 0.1);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── FORMS ─────────────────────────────────────────────── */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  letter-spacing: 0.03em;
}

.form-label-hint {
  font-weight: 400;
  color: var(--color-text-dim);
  font-size: 11px;
  margin-left: 6px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 14px;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  transition: border-color 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-dim);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238a8a9e' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

.form-select option {
  background: var(--color-surface);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
  line-height: 1.6;
}

.form-textarea.large {
  min-height: 400px;
}

/* ── CONTENT EDITOR ────────────────────────────────────── */
.editor-wrap {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 20px;
  align-items: start;
}

.editor-main { }

.editor-sidebar {
  position: sticky;
  top: 20px;
}

.content-editor {
  width: 100%;
  min-height: 500px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  resize: vertical;
  transition: border-color 0.2s;
}

.content-editor:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* ── VOICE SCORE INDICATOR ─────────────────────────────── */
.voice-score {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
}

.voice-score-number {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 4px;
}

.voice-score-number.high   { color: var(--color-success); }
.voice-score-number.medium { color: var(--color-accent); }
.voice-score-number.low    { color: var(--color-danger); }

.voice-score-label {
  font-size: 11px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── SECTION LIST ──────────────────────────────────────── */
.section-list {
  list-style: none;
}

.section-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  cursor: pointer;
  transition: border-color 0.15s;
}

.section-item:hover {
  border-color: var(--color-border-light);
}

.section-item.active {
  border-color: var(--color-accent);
  background: var(--color-accent-dim);
}

.section-num {
  width: 24px;
  height: 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--color-text-dim);
  flex-shrink: 0;
  font-family: var(--font-mono);
}

.section-item-title {
  flex: 1;
  font-size: 14px;
  color: var(--color-text-primary);
}

.section-item-status {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-text-dim);
  flex-shrink: 0;
}

.section-item-status.done {
  background: var(--color-success);
}

/* ── STATS ROW (DASHBOARD) ─────────────────────────────── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* ── AGENT PANEL ───────────────────────────────────────── */
.agent-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}

.agent-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.agent-panel-title {
  font-weight: 700;
  font-size: 15px;
  color: var(--color-text-primary);
}

.agent-panel-desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

/* ── LOADING STATE ─────────────────────────────────────── */
.loading-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-state {
  text-align: center;
  padding: 40px;
  color: var(--color-text-muted);
  font-size: 14px;
}

/* ── ALERTS ────────────────────────────────────────────── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  margin-bottom: 16px;
}

.alert-success {
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.3);
  color: var(--color-success);
}

.alert-warning {
  background: rgba(251, 146, 60, 0.1);
  border: 1px solid rgba(251, 146, 60, 0.3);
  color: var(--color-warning);
}

.alert-danger {
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.3);
  color: var(--color-danger);
}

.alert-info {
  background: var(--color-violet-dim);
  border: 1px solid rgba(139, 92, 246, 0.3);
  color: var(--color-violet);
}

/* ── TABS ──────────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
}

.tab-btn {
  padding: 10px 20px;
  font-size: 14px;
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-family: var(--font-body);
  transition: all 0.15s;
}

.tab-btn:hover {
  color: var(--color-text-primary);
}

.tab-btn.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.tab-pane {
  display: none;
}

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

/* ── UPLOAD ZONE ───────────────────────────────────────── */
.upload-zone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  transition: all 0.2s;
  cursor: pointer;
}

.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--color-accent);
  background: var(--color-accent-dim);
}

.upload-zone-text {
  color: var(--color-text-muted);
  font-size: 14px;
  margin-top: 12px;
}

/* ── PROGRESS BAR ──────────────────────────────────────── */
.progress {
  background: var(--color-border);
  border-radius: 20px;
  height: 6px;
  overflow: hidden;
  margin: 8px 0;
}

.progress-bar {
  height: 100%;
  background: var(--color-accent);
  border-radius: 20px;
  transition: width 0.3s;
}

/* ── WORD COUNT ────────────────────────────────────────── */
.word-count {
  font-size: 12px;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  text-align: right;
  margin-top: 6px;
}

/* ── EMPTY STATE ───────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 64px 24px;
}

.empty-state-title {
  font-family: var(--font-heading);
  font-size: 22px;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.empty-state-desc {
  color: var(--color-text-muted);
  font-size: 15px;
  margin-bottom: 24px;
}

/* ── UTILITY ───────────────────────────────────────────── */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.flex-1 { flex: 1; }
.text-muted { color: var(--color-text-muted); }
.text-dim   { color: var(--color-text-dim); }
.text-accent { color: var(--color-accent); }
.text-sm { font-size: 13px; }
.text-xs { font-size: 11px; font-family: var(--font-mono); }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.hidden { display: none; }
.gold  { color: var(--color-accent); }
.violet { color: var(--color-violet); }

/* ── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 900px) {
  .sidebar {
    width: 200px;
  }
  .main-content {
    margin-left: 200px;
    padding: 20px;
  }
  .editor-wrap {
    grid-template-columns: 1fr;
  }
  .editor-sidebar {
    position: static;
  }
}

@media (max-width: 640px) {
  .sidebar {
    display: none;
  }
  .main-content {
    margin-left: 0;
    padding: 16px;
    max-width: 100vw;
  }
}