:root {
  --bg: #0f1115;
  --panel: #161a22;
  --panel-2: #1c2230;
  --border: #262d3d;
  --text: #e6e9ef;
  --muted: #8a93a6;
  --accent: #4c8bf5;
  --accent-2: #6aa3ff;
  --green: #2eb872;
  --yellow: #e3b341;
  --orange: #ee8434;
  --red: #e5484d;
  --purple: #8b5cf6;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.45;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 7px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: background .12s, border-color .12s;
}
button:hover { background: #232a3c; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { background: var(--accent-2); }
button.danger { background: #3a1d22; border-color: #5a2530; color: #ff9aa0; }
button.danger:hover { background: #4c252c; }
button.ghost { background: transparent; }
button:disabled { opacity: .55; cursor: not-allowed; }

input, select, textarea {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 10px;
  width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { min-height: 70px; resize: vertical; }

/* Layout */
.app-shell { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 18px 14px;
  display: flex; flex-direction: column;
}
.sidebar .logo {
  font-weight: 700; font-size: 18px; margin-bottom: 18px; letter-spacing: .3px;
}
.sidebar .nav-item {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 10px; border-radius: 6px; color: var(--muted); cursor: pointer;
}
.sidebar .nav-item:hover { background: var(--panel-2); color: var(--text); }
.sidebar .nav-item.active { background: var(--panel-2); color: var(--text); }
.sidebar .nav-item .badge {
  margin-left: auto; background: var(--border); color: var(--text);
  font-size: 11px; padding: 1px 7px; border-radius: 99px;
}
.sidebar .user-block {
  margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border);
  font-size: 13px; color: var(--muted);
}
.sidebar .user-block strong { color: var(--text); display: block; }

.main { padding: 22px 28px; overflow: auto; }
.page-header { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.page-header h1 { font-size: 22px; margin: 0; flex: 1; }
.page-header .actions { display: flex; gap: 8px; }

/* Cards & dashboard */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-bottom: 22px; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
}
.card .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.card .value { font-size: 22px; font-weight: 700; margin-top: 6px; }

/* Table */
.table-wrap { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; font-weight: 600; background: var(--panel-2); }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--panel-2); cursor: pointer; }
td .row-actions { display: flex; gap: 6px; }

/* Status pills */
.pill { display: inline-block; padding: 3px 9px; border-radius: 99px; font-size: 12px; font-weight: 600; }
.pill-in_progress { background: rgba(76,139,245,.15); color: var(--accent-2); }
.pill-completed { background: rgba(227,179,65,.15); color: var(--yellow); }
.pill-priced { background: rgba(238,132,52,.15); color: var(--orange); }
.pill-invoiced { background: rgba(139,92,246,.18); color: var(--purple); }
.pill-paid { background: rgba(46,184,114,.18); color: var(--green); }
.pill-unpaid { background: rgba(229,72,77,.18); color: #ff8a8e; }
.pill-overdue { background: rgba(229,72,77,.3); color: #ffb1b4; }

.role-tag { font-size: 11px; padding: 2px 6px; border-radius: 4px; background: var(--panel-2); color: var(--muted); }

/* Filters */
.filters { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.filters > * { min-width: 160px; }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.55); display: flex; align-items: flex-start; justify-content: center;
  z-index: 100; padding: 60px 20px;
}
.modal {
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  width: 100%; max-width: 640px; max-height: calc(100vh - 120px); overflow: auto;
}
.modal-header { padding: 14px 18px; border-bottom: 1px solid var(--border); display: flex; align-items: center; }
.modal-header h2 { margin: 0; font-size: 17px; flex: 1; }
.modal-body { padding: 16px 18px; }
.modal-footer { padding: 12px 18px; border-top: 1px solid var(--border); display: flex; gap: 8px; justify-content: flex-end; }

/* Form rows */
.form-row { margin-bottom: 12px; }
.form-row label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* Login */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg);
}
.login-card {
  background: var(--panel); border: 1px solid var(--border); padding: 26px 28px; border-radius: 10px; width: 340px;
}
.login-card h1 { margin: 0 0 6px; font-size: 22px; }
.login-card .hint { color: var(--muted); margin-bottom: 18px; font-size: 13px; }
.login-card .form-row { margin-bottom: 12px; }
.login-card button { width: 100%; padding: 9px; font-weight: 600; }

/* Project detail */
.detail-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 18px; }
@media (max-width: 980px) { .detail-grid { grid-template-columns: 1fr; } }

.section {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  padding: 14px 16px; margin-bottom: 14px;
}
.section h3 { margin: 0 0 10px; font-size: 14px; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; }

.kv { display: grid; grid-template-columns: 130px 1fr; gap: 6px 12px; }
.kv .k { color: var(--muted); }
.kv .v { color: var(--text); }

/* Project detail — Jira-style layout */
.project-topbar {
  display: flex; align-items: center; gap: 10px;
  color: var(--muted); font-size: 13px; margin-bottom: 6px;
}
.project-topbar a, .project-topbar button {
  color: var(--muted); background: transparent; border: none; padding: 0; cursor: pointer;
}
.project-topbar a:hover, .project-topbar button:hover { color: var(--text); text-decoration: underline; }
.project-topbar .sep { opacity: .5; }

.project-title-row {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin-bottom: 6px;
}
.project-title-row h1 {
  font-size: 26px; font-weight: 700; margin: 0; flex: 1; min-width: 0;
  word-break: break-word;
}
.project-title-row .actions { display: flex; gap: 8px; }

.project-layout {
  display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 18px;
  margin-top: 14px;
}
@media (max-width: 1080px) { .project-layout { grid-template-columns: 1fr; } }

.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
  margin-bottom: 12px; overflow: hidden;
}
.panel-header {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 16px; cursor: pointer; user-select: none;
}
.panel-header:hover { background: var(--panel-2); }
.panel-header h3 {
  margin: 0; font-size: 13px; font-weight: 600; color: var(--text);
  letter-spacing: .2px; text-transform: none;
}
.panel-header .chevron {
  display: inline-block; transition: transform .15s ease; font-size: 11px; color: var(--muted);
}
.panel.collapsed .panel-header .chevron { transform: rotate(-90deg); }
.panel-header .header-spacer { flex: 1; }
.panel-header .header-extra { color: var(--muted); font-size: 12px; }
.panel-body { padding: 6px 16px 14px; }
.panel.collapsed .panel-body { display: none; }
.panel-empty { color: var(--muted); padding: 10px 0; }

/* Field list (sidebar key/value) */
.field-list { display: flex; flex-direction: column; }
.field-list .field-row {
  display: grid; grid-template-columns: 110px 1fr; gap: 10px;
  padding: 8px 0; align-items: start;
}
.field-list .field-row + .field-row { border-top: 1px dashed var(--border); }
.field-list .label { color: var(--muted); font-size: 12px; padding-top: 2px; }
.field-list .value { color: var(--text); font-size: 13px; word-break: break-word; }

/* Activity feed (left column) */
.activity-feed .comment-form { margin-bottom: 14px; }
.activity-feed .comment-form textarea { min-height: 64px; }
.activity-feed .comment-form .submit-row {
  display: flex; justify-content: flex-end; margin-top: 8px;
}
.activity-feed .history-item { padding: 10px 0; border-bottom: 1px solid var(--border); }
.activity-feed .history-item:last-child { border-bottom: none; }
.activity-feed .history-item .meta { color: var(--muted); font-size: 12px; margin-bottom: 4px; }

.action-row { display: flex; flex-wrap: wrap; gap: 8px; }
.action-row button { width: 100%; }

.panel-meta { color: var(--muted); font-size: 12px; padding: 0 4px; }
.panel-meta div + div { margin-top: 4px; }

/* Inline-editable fields (double-click) */
.editable-area:not(.editing) {
  border-radius: 4px;
  transition: background .12s;
  cursor: pointer;
}
.editable-area:not(.editing):hover { background: rgba(255,255,255,.05); }
.editable-area.editing {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px;
  cursor: default;
}
.project-title-row > .editable-area { flex: 1; min-width: 0; }
.inline-edit-actions { margin-top: 8px; display: flex; gap: 8px; }
.inline-edit-price { display: grid; grid-template-columns: 1fr 100px; gap: 8px; }

.history-item { padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 13px; }
.history-item:last-child { border-bottom: none; }
.history-item .meta { color: var(--muted); font-size: 12px; margin-bottom: 2px; }

.file-row { display: flex; align-items: center; gap: 8px; padding: 6px 0; }
.file-row .name { flex: 1; }
.file-row .size { color: var(--muted); font-size: 12px; }

.error-banner { background: rgba(229,72,77,.12); color: #ff9aa0; border: 1px solid #5a2530; padding: 8px 12px; border-radius: 6px; margin-bottom: 12px; }
.empty { color: var(--muted); padding: 20px; text-align: center; }

.muted { color: var(--muted); }
.right { text-align: right; }
.nowrap { white-space: nowrap; }
.gap-8 { display: flex; gap: 8px; }
.tabs { display: flex; gap: 4px; margin-bottom: 14px; }
.tab { padding: 7px 14px; border-radius: 6px; cursor: pointer; color: var(--muted); }
.tab.active { background: var(--panel-2); color: var(--text); }

/* Mobile-only chrome (hidden on desktop) */
.mobile-topbar { display: none; }
.sidebar-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 150;
  opacity: 0; pointer-events: none;
  transition: opacity .2s ease;
  display: none;
}

/* Rich editor for description */
.rich-editor {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  min-height: 200px;
  max-height: 420px;
  overflow: auto;
  outline: none;
  line-height: 1.5;
}
.rich-editor:focus { border-color: var(--accent); }
.rich-editor.drag-over { border-color: var(--accent); background: rgba(76,139,245,.08); }
.rich-editor img { max-width: 100%; height: auto; border-radius: 4px; margin: 4px 0; display: block; }
.rich-editor[data-placeholder]:empty:before {
  content: attr(data-placeholder);
  color: var(--muted);
}

.description-view { line-height: 1.55; }
.description-view img { max-width: 100%; height: auto; border-radius: 4px; margin: 4px 0; display: block; }

/* Inline client picker (select + add button) */
.inline-add { display: flex; gap: 6px; }
.inline-add > .field-flex { flex: 1; min-width: 0; }
.inline-add > button { flex: 0 0 auto; padding: 7px 12px; }

/* ============ MOBILE ============ */
@media (max-width: 768px) {
  body { font-size: 13px; }

  /* App shell: drop the desktop grid, let elements flow */
  .app-shell { display: block; }

  /* Top bar with hamburger */
  .mobile-topbar {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 50;
  }
  .mobile-topbar .hamburger {
    background: transparent; border: none; padding: 4px 10px;
    color: var(--text); font-size: 22px; line-height: 1; cursor: pointer;
    border-radius: 6px;
  }
  .mobile-topbar .hamburger:active { background: var(--panel-2); }
  .mobile-topbar .title { font-weight: 700; font-size: 16px; }

  /* Sidebar as slide-in drawer */
  .sidebar {
    position: fixed; top: 0; bottom: 0; left: 0;
    width: 250px;
    transform: translateX(-100%);
    transition: transform .22s ease;
    z-index: 200;
    box-shadow: 8px 0 28px rgba(0,0,0,.45);
    overflow-y: auto;
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar .nav-item { padding: 12px 12px; font-size: 15px; }

  /* Backdrop visible only when open */
  .sidebar-backdrop { display: block; }
  .sidebar-backdrop.open { opacity: 1; pointer-events: auto; }

  /* Main padding tighter, body becomes scroll container */
  .main { padding: 14px 14px 30px; overflow: visible; }
  html, body { overflow-x: hidden; }
  body.sidebar-open { overflow: hidden; }

  /* Page header — wrap */
  .page-header { flex-wrap: wrap; gap: 8px; }
  .page-header h1 { font-size: 18px; flex: 1 1 100%; }
  .page-header .actions { flex: 0 0 auto; }

  /* Dashboard cards — denser */
  .cards { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
  .card { padding: 10px 12px; }
  .card .value { font-size: 18px; }

  /* Tables — horizontal scroll, slightly compact */
  .table-wrap, .panel-body { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .table-wrap table, .panel-body table { min-width: 500px; }
  th, td { padding: 8px 10px; font-size: 12px; }
  tbody tr { -webkit-tap-highlight-color: rgba(76,139,245,.2); }

  /* Filters — full width each */
  .filters { gap: 8px; }
  .filters > * { min-width: 0; flex: 1 1 calc(50% - 4px); }

  /* Modals — almost full screen */
  .modal-backdrop { padding: 12px; padding-top: 16px; align-items: flex-start; }
  .modal { max-height: calc(100vh - 32px); max-width: 100%; }
  .modal-header { padding: 12px 14px; }
  .modal-body { padding: 14px; }
  .modal-footer { padding: 12px 14px; }
  .modal-header h2 { font-size: 15px; }

  /* Forms */
  .form-grid-2 { grid-template-columns: 1fr; gap: 0; }
  .form-row { margin-bottom: 14px; }

  /* Touch targets */
  button { padding: 10px 14px; min-height: 38px; }
  button.ghost { min-height: 0; padding: 6px 10px; }
  input, select, textarea { padding: 10px 12px; font-size: 14px; }
  textarea { min-height: 80px; }

  /* Login card */
  .login-wrap { padding: 16px; }
  .login-card { width: 100%; max-width: 400px; padding: 22px 18px; }

  /* Project detail */
  .project-title-row h1 { font-size: 19px; }
  .project-title-row { gap: 8px; }
  .project-topbar { font-size: 12px; flex-wrap: wrap; }
  .panel-header { padding: 12px 14px; }
  .panel-body { padding: 6px 14px 14px; }
  .field-list .field-row { grid-template-columns: 90px 1fr; gap: 8px; padding: 10px 0; }
  .rich-editor { min-height: 160px; }

  /* Inline editable: prevent double-tap zoom */
  .editable-area { touch-action: manipulation; }
  .inline-edit-price { grid-template-columns: 1fr 90px; }
}

/* Very small phones */
@media (max-width: 380px) {
  .filters > * { flex: 1 1 100%; }
  .cards { grid-template-columns: 1fr 1fr; }
  .page-header h1 { font-size: 17px; }
  .project-title-row h1 { font-size: 18px; }
}