/* ========== TIMELINE PAGE ========== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0a0a0a;
  --bg-card: #141414;
  --text: #ffffff;
  --text-muted: rgba(255,255,255,0.55);
  --text-dim: rgba(255,255,255,0.25);
  --accent: #ff4d00;
  --accent-glow: rgba(255, 77, 0, 0.12);
  --border: rgba(255,255,255,0.08);
  --radius: 12px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --q1: #3b82f6; --q2: #8b5cf6; --q3: #f59e0b; --q4: #10b981;
}

html { font-size: 16px; }
body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }

/* ========== HEADER ========== */
.tl-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 2.5rem;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,10,10,0.9); backdrop-filter: blur(20px);
}
.tl-header-left { display: flex; align-items: center; gap: 1.5rem; }
.tl-header-right { display: flex; gap: 0.75rem; }
.tl-logo { font-size: 1.1rem; font-weight: 900; letter-spacing: 0.15em; color: var(--accent); }
.tl-nav { display: flex; gap: 0.5rem; padding-left: 1.5rem; border-left: 1px solid var(--border); }
.tl-nav a {
  padding: 0.4rem 0.85rem; border-radius: 6px; font-size: 0.8rem; font-weight: 600;
  color: var(--text-muted); transition: all 0.15s;
}
.tl-nav a:hover { background: rgba(255,255,255,0.04); color: var(--text); }
.tl-nav a.active { background: rgba(255,255,255,0.08); color: var(--text); }

/* Buttons */
.tl-btn-primary, .tl-btn-secondary {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.55rem 1rem; border-radius: 8px;
  font-family: var(--font); font-size: 0.8rem; font-weight: 600; cursor: pointer; transition: all 0.15s;
}
.tl-btn-secondary { background: transparent; border: 1px solid var(--border); color: var(--text-muted); }
.tl-btn-secondary:hover { border-color: rgba(255,255,255,0.2); color: var(--text); }
.tl-btn-primary { background: var(--accent); border: 1px solid var(--accent); color: #000; }
.tl-btn-primary:hover { background: #ff6622; }
.tl-btn-back {
  background: none; border: none; color: var(--text-muted); font-family: var(--font);
  font-size: 0.85rem; font-weight: 600; cursor: pointer; padding: 0.4rem 0;
}
.tl-btn-back:hover { color: var(--text); }

/* ========== UPLOAD ========== */
.tl-upload-zone { display: none; padding: 1.5rem 2.5rem; }
.tl-upload-zone.active { display: block; }
.tl-upload-inner {
  border: 2px dashed var(--border); border-radius: var(--radius);
  padding: 2.5rem; text-align: center; cursor: pointer; transition: all 0.2s;
}
.tl-upload-inner:hover { border-color: var(--accent); background: var(--accent-glow); }
.tl-upload-inner svg { color: var(--text-dim); margin-bottom: 0.75rem; }
.tl-upload-inner h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.3rem; }
.tl-upload-inner p { font-size: 0.82rem; color: var(--text-muted); }

/* ========== MODAL ========== */
.tl-modal { display: none; position: fixed; inset: 0; z-index: 2000; align-items: center; justify-content: center; }
.tl-modal.active { display: flex; }
.tl-modal-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.8); backdrop-filter: blur(10px); }
.tl-modal-content {
  position: relative; background: #1a1a1a; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2rem; width: 90%; max-width: 480px;
}
.tl-modal-close { position: absolute; top: 1rem; right: 1rem; background: none; border: none; color: var(--text-muted); font-size: 1.5rem; cursor: pointer; }
.tl-modal-content h3 { font-size: 1.15rem; font-weight: 800; margin-bottom: 0.3rem; }
.tl-modal-content > p { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 1.25rem; }
.tl-form-group { margin-bottom: 1rem; }
.tl-form-group label { display: block; font-size: 0.72rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.35rem; }
.tl-form-group select, .tl-form-group input {
  width: 100%; padding: 0.6rem 0.85rem;
  background: rgba(255,255,255,0.06); border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); font-family: var(--font); font-size: 0.85rem; outline: none;
}
.tl-form-group select:focus, .tl-form-group input:focus { border-color: var(--accent); }
.tl-form-group select { -webkit-appearance: none; appearance: none; cursor: pointer; }
.tl-modal-actions { display: flex; gap: 0.75rem; justify-content: flex-end; margin-top: 1.25rem; }
.tl-gen-status { margin-top: 1rem; font-size: 0.8rem; color: var(--accent); text-align: center; min-height: 1.2em; }

/* ========== TIMELINE LIST ========== */
.tl-main { padding: 2rem 2.5rem; }
.tl-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr)); gap: 1.25rem; }
.tl-empty {
  grid-column: 1 / -1; text-align: center; padding: 4rem 0; color: var(--text-dim);
}
.tl-empty svg { margin-bottom: 1rem; }
.tl-empty h3 { font-size: 1rem; font-weight: 700; color: var(--text-muted); margin-bottom: 0.3rem; }
.tl-empty p { font-size: 0.82rem; }

/* Timeline card */
.tl-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.25rem; cursor: pointer; transition: all 0.2s; position: relative;
}
.tl-card:hover { border-color: rgba(255,255,255,0.15); transform: translateY(-3px); box-shadow: 0 8px 30px rgba(0,0,0,0.3); }
.tl-card-title { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.2rem; }
.tl-card-dates { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 0.75rem; }
.tl-card-phases { display: flex; gap: 0.3rem; flex-wrap: wrap; }
.tl-card-phase {
  font-size: 0.6rem; font-weight: 700; padding: 0.2rem 0.5rem;
  border-radius: 10px; text-transform: uppercase; letter-spacing: 0.05em;
}
.tl-card-delete {
  position: absolute; top: 0.75rem; right: 0.75rem;
  width: 24px; height: 24px; border-radius: 50%;
  background: rgba(255,68,68,0.1); border: 1px solid rgba(255,68,68,0.2);
  color: #ff6666; font-size: 0.7rem; cursor: pointer; display: none;
  align-items: center; justify-content: center;
}
.tl-card:hover .tl-card-delete { display: flex; }
.tl-card-delete:hover { background: rgba(255,68,68,0.2); }

/* ========== TIMELINE VIEWER ========== */
.tl-viewer { position: fixed; inset: 0; z-index: 500; background: var(--bg); overflow: hidden; display: flex; flex-direction: column; }
.tl-viewer-header {
  padding: 1rem 2rem; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 1.5rem; flex-shrink: 0;
}
.tl-viewer-header h2 { font-size: 1.1rem; font-weight: 800; }
.tl-viewer-dates { font-size: 0.78rem; color: var(--text-muted); }
.tl-viewer-scroll { flex: 1; overflow: auto; padding: 2rem; }

/* Timeline visual */
.tl-timeline { position: relative; min-height: 400px; }

.tl-phase {
  margin-bottom: 2rem; position: relative;
  padding-left: 2rem; border-left: 3px solid var(--border);
}
.tl-phase::before {
  content: ''; position: absolute; left: -7px; top: 0;
  width: 11px; height: 11px; border-radius: 50%; border: 3px solid; background: var(--bg);
}
.tl-phase[data-quarter="1"] { border-left-color: var(--q1); }
.tl-phase[data-quarter="1"]::before { border-color: var(--q1); }
.tl-phase[data-quarter="2"] { border-left-color: var(--q2); }
.tl-phase[data-quarter="2"]::before { border-color: var(--q2); }
.tl-phase[data-quarter="3"] { border-left-color: var(--q3); }
.tl-phase[data-quarter="3"]::before { border-color: var(--q3); }
.tl-phase[data-quarter="4"] { border-left-color: var(--q4); }
.tl-phase[data-quarter="4"]::before { border-color: var(--q4); }

.tl-phase-header {
  display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem;
}
.tl-phase-badge {
  font-size: 0.6rem; font-weight: 800; padding: 0.2rem 0.55rem;
  border-radius: 10px; text-transform: uppercase; letter-spacing: 0.05em; color: #000;
}
.tl-phase[data-quarter="1"] .tl-phase-badge { background: var(--q1); }
.tl-phase[data-quarter="2"] .tl-phase-badge { background: var(--q2); }
.tl-phase[data-quarter="3"] .tl-phase-badge { background: var(--q3); }
.tl-phase[data-quarter="4"] .tl-phase-badge { background: var(--q4); }

.tl-phase-title { font-size: 0.85rem; font-weight: 700; }
.tl-phase-dates { font-size: 0.72rem; color: var(--text-muted); }

.tl-tasks { display: flex; flex-direction: column; gap: 0.4rem; }
.tl-task {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.6rem 0.85rem; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: 8px;
  font-size: 0.82rem; color: var(--text-muted); transition: all 0.15s;
}
.tl-task:hover { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.12); }
.tl-task-dot {
  width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0;
}
.tl-phase[data-quarter="1"] .tl-task-dot { background: var(--q1); }
.tl-phase[data-quarter="2"] .tl-task-dot { background: var(--q2); }
.tl-phase[data-quarter="3"] .tl-task-dot { background: var(--q3); }
.tl-phase[data-quarter="4"] .tl-task-dot { background: var(--q4); }

.tl-task-text { flex: 1; }
.tl-task-delete {
  width: 20px; height: 20px; border-radius: 50%;
  background: transparent; border: 1px solid transparent;
  color: var(--text-dim); font-size: 0.6rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: all 0.12s;
}
.tl-task:hover .tl-task-delete { opacity: 1; }
.tl-task-delete:hover { background: rgba(255,68,68,0.15); border-color: rgba(255,68,68,0.3); color: #ff6666; }

/* Add task button */
.tl-add-task {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.4rem 0.75rem; margin-top: 0.4rem;
  background: transparent; border: 1px dashed var(--border); border-radius: 8px;
  color: var(--text-dim); font-family: var(--font); font-size: 0.75rem; font-weight: 600;
  cursor: pointer; transition: all 0.15s;
}
.tl-add-task:hover { border-color: var(--accent); color: var(--accent); }

/* Add phase */
.tl-add-phase {
  display: flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 1rem; margin-top: 1rem;
  background: transparent; border: 2px dashed var(--border); border-radius: var(--radius);
  color: var(--text-dim); font-family: var(--font); font-size: 0.82rem; font-weight: 600;
  cursor: pointer; transition: all 0.15s; width: 100%;
}
.tl-add-phase:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .tl-header { padding: 1rem; flex-direction: column; gap: 1rem; align-items: flex-start; }
  .tl-main { padding: 1.25rem; }
  .tl-list { grid-template-columns: 1fr; }
  .tl-viewer-scroll { padding: 1rem; }
}

/* ========== USER MENU ========== */
.wrap-user-menu {
  position: relative;
  margin-left: 0.5rem;
}
.wrap-user-btn {
  background: none;
  border: 2px solid transparent;
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
  transition: border-color 0.15s;
}
.wrap-user-btn:hover { border-color: var(--accent, #ff4d00); }
.wrap-user-avatar {
  width: 32px; height: 32px; border-radius: 50%; display: block;
}
.wrap-user-avatar-placeholder {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 800; color: #fff;
}
.wrap-user-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: #1a1a1a;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 0.85rem;
  min-width: 220px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.5);
  z-index: 2000;
}
.wrap-user-dropdown.open { display: block; }
.wrap-user-info {
  padding-bottom: 0.7rem;
  margin-bottom: 0.7rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.wrap-user-name {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.wrap-user-email {
  display: block;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.55);
  margin-top: 0.2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.wrap-user-signout {
  display: block;
  width: 100%;
  padding: 0.5rem;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  color: rgba(255,255,255,0.55);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.12s;
  text-align: center;
}
.wrap-user-signout:hover {
  background: rgba(255,68,68,0.1);
  border-color: rgba(255,68,68,0.2);
  color: #ff6666;
}