@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --white:   #ffffff;
  --gray-50: #f9fafb;
  --gray-100:#f3f4f6;
  --gray-200:#e5e7eb;
  --gray-400:#9ca3af;
  --gray-600:#4b5563;
  --gray-800:#1f2937;
  --black:   #111827;

  --accent:  #1e3a5f;   /* dark navy blue — one accent colour */

  --green-bg:  #f0fdf4;
  --green-bd:  #bbf7d0;
  --green-tx:  #166534;
  --red-bg:    #fef2f2;
  --red-bd:    #fecaca;
  --red-tx:    #991b1b;
  --amber-bg:  #fffbeb;
  --amber-bd:  #fde68a;
  --amber-tx:  #92400e;
  --blue-bg:   #eff6ff;
  --blue-bd:   #bfdbfe;
  --blue-tx:   #1e40af;

  --border: #e5e7eb;
  --radius: 6px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 56px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2rem;
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-size: 13px; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--black); text-decoration: none;
}

.nav-links { display: flex; list-style: none; }
.nav-links a {
  display: block; font-size: 13px; font-weight: 500;
  color: var(--gray-600); text-decoration: none;
  padding: 0.35rem 0.65rem; border-radius: var(--radius);
  transition: color 0.15s, background 0.15s;
}
.nav-links a:hover { color: var(--black); background: var(--gray-50); }
.nav-links a.active { color: var(--accent); font-weight: 600; }

.nav-edit-btn {
  font-size: 12px; font-weight: 500;
  color: var(--gray-600);
  background: var(--white); border: 1px solid var(--border);
  padding: 0.3rem 0.75rem; border-radius: var(--radius);
  cursor: pointer; transition: all 0.15s;
}
.nav-edit-btn:hover { color: var(--black); border-color: var(--gray-400); }

/* ── LAYOUT ── */
main { padding-top: 56px; }
.container { max-width: 960px; margin: 0 auto; padding: 0 2rem; }
.section { padding: 3rem 0; }

/* ── PAGE HEADER ── */
.page-header {
  padding: 3rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
}
.page-header h1 {
  font-size: 28px; font-weight: 700;
  color: var(--black); line-height: 1.2;
  margin-bottom: 0.4rem;
}
.page-header p {
  font-size: 14px; color: var(--gray-600); line-height: 1.6;
  max-width: 520px;
}

/* ── SECTION HEADING ── */
.section-heading {
  font-size: 16px; font-weight: 700;
  color: var(--black);
  margin-bottom: 1.25rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}

/* ── CARD ── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  transition: box-shadow 0.15s;
}
.card:hover { box-shadow: 0 2px 8px rgba(0,0,0,0.06); }

/* ── TABLE-STYLE ROW ── */
.row-item {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
}
.row-item:last-child { border-bottom: none; }
.row-item-left { flex: 1; }
.row-item-right { flex-shrink: 0; text-align: right; }

.item-title { font-size: 14px; font-weight: 600; color: var(--black); margin-bottom: 0.15rem; }
.item-sub   { font-size: 13px; color: var(--gray-600); margin-bottom: 0.3rem; }
.item-body  { font-size: 13px; color: var(--gray-600); line-height: 1.65; }
.item-meta  { font-size: 12px; color: var(--gray-400); font-weight: 500; }

/* ── STATUS BADGES ── */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; font-weight: 600;
  padding: 2px 8px; border-radius: 4px; border: 1px solid;
  white-space: nowrap;
}
.badge-active   { background: var(--green-bg); border-color: var(--green-bd); color: var(--green-tx); }
.badge-inactive { background: var(--red-bg);   border-color: var(--red-bd);   color: var(--red-tx); }
.badge-pending  { background: var(--amber-bg); border-color: var(--amber-bd); color: var(--amber-tx); }
.badge-planned  { background: var(--blue-bg);  border-color: var(--blue-bd);  color: var(--blue-tx); }

.badge-active::before   { content:''; width:5px; height:5px; border-radius:50%; background: #22c55e; }
.badge-inactive::before { content:''; width:5px; height:5px; border-radius:50%; background: #ef4444; }

/* ── TAGS ── */
.tags { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.5rem; }
.tag {
  font-size: 11px; font-weight: 500;
  background: var(--gray-100); color: var(--gray-600);
  padding: 2px 7px; border-radius: 3px;
}

/* ── STAT ROW ── */
.stat-row { display: flex; gap: 1px; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.stat-box { flex: 1; padding: 1.25rem 1rem; text-align: center; background: var(--white); border-right: 1px solid var(--border); }
.stat-box:last-child { border-right: none; }
.stat-num { font-size: 22px; font-weight: 700; color: var(--black); }
.stat-lbl { font-size: 11px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gray-400); margin-top: 2px; }

/* ── TIMELINE ── */
.timeline { position: relative; }
.timeline-item { padding: 0 0 1.5rem 1.25rem; position: relative; border-left: 1px solid var(--border); }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: ''; position: absolute; left: -4px; top: 6px;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--white); border: 1.5px solid var(--accent);
}

/* ── PROGRESS ── */
.progress-wrap { height: 3px; background: var(--gray-200); border-radius: 3px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--accent); border-radius: 3px; }

/* ── GRID ── */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }

/* ── DIVIDER ── */
.divider { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }

/* ── INFO BOX ── */
.info-box {
  background: var(--gray-50); border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  font-size: 13px; color: var(--gray-600); line-height: 1.6;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center;
  font-size: 13px; font-weight: 600;
  padding: 0.45rem 1.1rem; border-radius: var(--radius);
  border: 1px solid var(--border);
  text-decoration: none; cursor: pointer; transition: all 0.15s;
}
.btn-primary { background: var(--accent); color: var(--white); border-color: var(--accent); }
.btn-primary:hover { background: #162e4d; }
.btn-outline { background: var(--white); color: var(--black); }
.btn-outline:hover { background: var(--gray-50); }

/* ── EDIT MODE ── */
.edit-active [contenteditable="true"] { outline: 2px dashed #3b82f6 !important; border-radius: 2px; }

.add-card-btn {
  width: 100%; background: var(--white);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 0.75rem; text-align: center;
  font-size: 13px; font-weight: 500; color: var(--gray-400);
  cursor: pointer; display: none; transition: all 0.15s;
}
.edit-active .add-card-btn { display: block; }
.add-card-btn:hover { border-color: var(--accent); color: var(--accent); }

#edit-toolbar {
  position: fixed; bottom: 1.25rem; left: 50%; transform: translateX(-50%);
  z-index: 200; background: var(--black); border-radius: 6px;
  padding: 0.5rem 1rem;
  display: none; align-items: center; gap: 0.75rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
#edit-toolbar.visible { display: flex; }
#edit-toolbar > span { font-size: 12px; color: var(--gray-400); white-space: nowrap; }

.tb-btn {
  font-size: 12px; font-weight: 600;
  padding: 0.3rem 0.85rem; border-radius: 4px; border: none; cursor: pointer;
}
.tb-save { background: var(--accent); color: var(--white); }
.tb-save:hover { background: #162e4d; }
.tb-cancel { background: transparent; color: var(--gray-400); border: 1px solid #374151; }
.tb-cancel:hover { color: var(--white); }

/* ── MODAL ── */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 300;
  background: rgba(0,0,0,0.4); align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.75rem;
  width: 90%; max-width: 340px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}
.modal h3 { font-size: 16px; font-weight: 700; color: var(--black); margin-bottom: 0.25rem; }
.modal p  { font-size: 13px; color: var(--gray-600); margin-bottom: 1rem; }
.modal input[type="password"] {
  width: 100%; background: var(--gray-50); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0.55rem 0.75rem;
  font-size: 13px; font-family: monospace; color: var(--black);
  margin-bottom: 0.75rem; outline: none;
}
.modal input[type="password"]:focus { border-color: var(--accent); }
.modal-error { font-size: 12px; color: var(--red-tx); margin-bottom: 0.6rem; display: none; }
.modal-actions { display: flex; gap: 0.5rem; justify-content: flex-end; }

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 2rem;
  text-align: center;
  font-size: 12px; color: var(--gray-400);
}

/* ── ANIMATIONS ── */
@keyframes fadeIn { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:none; } }
.fade-up { opacity:0; animation: fadeIn 0.4s ease forwards; }
.fade-up:nth-child(1){animation-delay:0.05s}
.fade-up:nth-child(2){animation-delay:0.10s}
.fade-up:nth-child(3){animation-delay:0.15s}
.fade-up:nth-child(4){animation-delay:0.20s}
.fade-up:nth-child(5){animation-delay:0.25s}
.fade-up:nth-child(6){animation-delay:0.30s}

/* ── RESPONSIVE ── */
@media (max-width: 720px) {
  nav { padding: 0 1rem; }
  .nav-links { display: none; }
  .container { padding: 0 1rem; }
}