:root {
  --bg: #f7f5f0;
  --bg2: #efece5;
  --bg3: #e5e0d5;
  --sidebar: #1c1917;
  --sidebar-hover: #292524;
  --sidebar-text: #d6d3d1;
  --sidebar-muted: #78716c;
  --ink: #1c1917;
  --ink2: #44403c;
  --ink3: #78716c;
  --accent: #dc6b2f;
  --accent2: #b45309;
  --accent-bg: #fff7ed;
  --green: #16a34a;
  --green-bg: #f0fdf4;
  --card: #ffffff;
  --border: #e7e4dc;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --radius: 10px;
  --font-head: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'DM Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  display: flex;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

/* ─── LUCIDE ICONS ─── */
.lucide-icon { width: 16px; height: 16px; stroke-width: 2; vertical-align: middle; flex-shrink: 0; }
.btn-icon { width: 14px; height: 14px; }
.chip-icon { width: 13px; height: 13px; margin-right: 2px; }
.banner-icon { width: 16px; height: 16px; flex-shrink: 0; }
.modal-title-icon { width: 20px; height: 20px; vertical-align: -3px; margin-right: 4px; }
.ro-icon .lucide-icon { width: 22px; height: 22px; }

/* ─── SIDEBAR ─── */
#sidebar {
  width: 260px;
  min-width: 260px;
  background: var(--sidebar);
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 99;
  opacity: 0;
  transition: opacity 0.3s;
}
.sidebar-overlay.open { display: block; opacity: 1; }

.sidebar-logo {
  padding: 22px 20px 16px;
  border-bottom: 1px solid #292524;
}

.logo-mark { display: flex; align-items: center; gap: 10px; }

.logo-icon {
  width: 32px; height: 32px;
  background: var(--accent);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: white;
}
.logo-icon .lucide-icon { width: 18px; height: 18px; }

.logo-text {
  font-family: var(--font-head);
  font-size: 18px; font-weight: 700;
  color: #fafaf9;
  letter-spacing: -0.3px;
}

.logo-tagline {
  font-size: 10px; color: var(--sidebar-muted);
  margin-top: 2px;
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.sidebar-section { padding: 16px 12px 8px; }

.sidebar-section-label {
  font-size: 10px; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--sidebar-muted);
  padding: 0 8px; margin-bottom: 4px;
}

.sidebar-btn {
  display: flex; align-items: center; gap: 10px;
  width: 100%; padding: 8px 10px;
  border: none; background: transparent;
  color: var(--sidebar-text);
  font-family: var(--font-body);
  font-size: 13.5px; font-weight: 400;
  cursor: pointer; border-radius: 6px;
  text-align: left;
  transition: background 0.15s, color 0.15s;
}

.sidebar-btn:hover, .sidebar-btn.active {
  background: var(--sidebar-hover);
  color: #fafaf9;
}
.sidebar-btn.active { color: #fdba74; }

.sidebar-btn .icon { font-size: 15px; opacity: 0.9; display: flex; align-items: center; }
.sidebar-btn .badge {
  margin-left: auto;
  font-size: 10px; font-family: var(--font-mono);
  background: #292524; color: var(--sidebar-muted);
  padding: 1px 6px; border-radius: 10px;
}
.sidebar-btn.active .badge { background: var(--accent); color: white; }

.sidebar-divider { height: 1px; background: #292524; margin: 8px 12px; }

/* ─── HAMBURGER ─── */
.hamburger {
  display: none;
  background: none; border: none;
  color: var(--ink); cursor: pointer;
  padding: 6px; border-radius: 6px;
  flex-shrink: 0;
}
.hamburger:hover { background: var(--bg2); }
.hamburger .lucide-icon { width: 22px; height: 22px; }

/* ─── MAIN ─── */
#main {
  flex: 1; display: flex;
  flex-direction: column; overflow: hidden;
}

.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  display: flex; align-items: center; gap: 16px;
  flex-shrink: 0;
}

.topbar-title {
  font-family: var(--font-head);
  font-size: 20px; font-weight: 600; color: var(--ink);
}
.topbar-subtitle { font-size: 13px; color: var(--ink3); }

.topbar-actions {
  margin-left: auto;
  display: flex; gap: 8px;
}

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: 7px;
  font-family: var(--font-body);
  font-size: 13px; font-weight: 500;
  cursor: pointer; border: none;
  transition: all 0.15s; white-space: nowrap;
}

.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: #c05a22; }

.btn-secondary {
  background: var(--bg2); color: var(--ink2);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--bg3); }

.btn-ghost { background: transparent; color: var(--ink3); }
.btn-ghost:hover { background: var(--bg2); color: var(--ink); }

#content { flex: 1; overflow-y: auto; padding: 28px; }

/* ─── VIEWS ─── */
.view { display: none; }
.view.active { display: block; }

/* ─── TEMPLATE BROWSER ─── */
.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }

.filter-chip {
  padding: 5px 14px; border-radius: 20px;
  font-size: 12.5px; font-weight: 500;
  cursor: pointer;
  border: 1.5px solid var(--border);
  background: var(--card); color: var(--ink3);
  transition: all 0.15s;
  display: inline-flex; align-items: center; gap: 4px;
}
.filter-chip:hover, .filter-chip.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-bg);
}

.templates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.template-card {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 20px; cursor: pointer;
  transition: all 0.2s;
  position: relative; overflow: hidden;
}

.template-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--card-accent, var(--accent));
}

.template-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.template-card-header {
  display: flex; align-items: flex-start;
  gap: 12px; margin-bottom: 10px;
}

.template-emoji { font-size: 28px; line-height: 1; flex-shrink: 0; }

.template-title {
  font-family: var(--font-head);
  font-size: 16px; font-weight: 600;
  color: var(--ink); line-height: 1.3;
}
.template-subtitle { font-size: 12px; color: var(--ink3); margin-top: 2px; }

.template-meta {
  display: flex; align-items: center;
  gap: 10px; margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--bg2);
}

.meta-tag {
  font-size: 11px; font-family: var(--font-mono);
  color: var(--ink3); background: var(--bg2);
  padding: 2px 8px; border-radius: 4px;
  display: inline-flex; align-items: center; gap: 4px;
}

.meta-count { font-size: 12px; color: var(--ink3); margin-left: auto; }

.use-btn {
  display: none;
  position: absolute;
  bottom: 16px; right: 16px;
}
.template-card:hover .use-btn { display: flex; }

/* ─── CHECKLIST VIEW ─── */
.checklist-header {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.checklist-emoji-title {
  display: flex; align-items: center;
  gap: 14px; margin-bottom: 10px;
}

.checklist-big-emoji { font-size: 40px; }

.checklist-title-text {
  font-family: var(--font-head);
  font-size: 28px; font-weight: 700;
  color: var(--ink); line-height: 1.2;
}

.checklist-desc {
  font-size: 14px; color: var(--ink3);
  line-height: 1.6; max-width: 600px;
  margin-bottom: 14px;
}

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

.progress-bar-wrap { flex: 1; min-width: 200px; max-width: 360px; }

.progress-bar-label {
  display: flex; justify-content: space-between;
  font-size: 12px; color: var(--ink3);
  margin-bottom: 5px; font-family: var(--font-mono);
}

.progress-bar {
  height: 6px; background: var(--bg3);
  border-radius: 3px; overflow: hidden;
}

.progress-fill {
  height: 100%; background: var(--accent);
  border-radius: 3px;
  transition: width 0.4s cubic-bezier(0.4,0,0.2,1);
}
.progress-fill.complete { background: var(--green); }

.reminder-pill {
  display: flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 20px;
  font-size: 12px; font-family: var(--font-mono);
  cursor: pointer;
  border: 1.5px solid var(--border);
  background: var(--card); color: var(--ink3);
  transition: all 0.15s;
}
.reminder-pill .lucide-icon { width: 14px; height: 14px; }
.reminder-pill.active {
  border-color: var(--green);
  color: var(--green);
  background: var(--green-bg);
}

/* ─── CHECKLIST ITEMS ─── */
.section-group { margin-bottom: 28px; }

.section-group-title {
  font-size: 11px; font-weight: 600;
  letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--ink3); font-family: var(--font-mono);
  margin-bottom: 10px; padding: 0 2px;
}

.checklist-item {
  display: flex; align-items: flex-start;
  gap: 12px; padding: 11px 14px;
  border-radius: 8px;
  transition: background 0.15s;
  cursor: pointer; margin-bottom: 2px;
}
.checklist-item:hover { background: var(--bg2); }
.checklist-item.checked { opacity: 0.6; }

.check-box {
  width: 20px; height: 20px;
  border: 2px solid var(--bg3);
  border-radius: 5px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s; margin-top: 1px;
}
.checklist-item:hover .check-box { border-color: var(--accent); }
.checklist-item.checked .check-box {
  background: var(--green);
  border-color: var(--green);
}

.check-icon {
  color: white; font-size: 12px;
  opacity: 0; transform: scale(0);
  transition: all 0.15s cubic-bezier(0.34,1.56,0.64,1);
}
.check-icon .lucide-icon { width: 12px; height: 12px; stroke-width: 3; }
.checklist-item.checked .check-icon {
  opacity: 1; transform: scale(1);
}

.item-content { flex: 1; min-width: 0; }

.item-text { font-size: 14px; line-height: 1.5; color: var(--ink); }
.checklist-item.checked .item-text {
  text-decoration: line-through;
  color: var(--ink3);
}

.item-tool {
  font-size: 11.5px; color: var(--accent);
  font-family: var(--font-mono); margin-top: 2px;
  display: flex; align-items: center; gap: 4px;
}
.item-tool .lucide-icon { width: 12px; height: 12px; }

.item-note {
  font-size: 11.5px; color: var(--ink3);
  margin-top: 2px; line-height: 1.4;
  display: flex; align-items: flex-start; gap: 4px;
}
.item-note .lucide-icon { width: 12px; height: 12px; flex-shrink: 0; margin-top: 2px; }

/* ─── MY CHECKLISTS ─── */
.my-lists-grid { display: grid; gap: 12px; }

.my-list-row {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex; align-items: center; gap: 16px;
  cursor: pointer; transition: all 0.15s;
}
.my-list-row:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
}

.my-list-info { flex: 1; min-width: 0; }
.my-list-title { font-weight: 500; font-size: 15px; margin-bottom: 2px; }
.my-list-meta {
  font-size: 12px; color: var(--ink3);
  font-family: var(--font-mono);
  display: flex; align-items: center; gap: 4px;
}
.my-list-meta .lucide-icon { width: 12px; height: 12px; }
.my-list-actions { display: flex; gap: 6px; }

.list-progress-mini { width: 80px; text-align: right; }

.mini-bar {
  height: 4px; background: var(--bg3);
  border-radius: 2px; overflow: hidden; margin-top: 4px;
}
.mini-fill {
  height: 100%; background: var(--accent);
  border-radius: 2px; transition: width 0.3s;
}
.mini-fill.complete { background: var(--green); }

/* ─── REMINDER MODAL ─── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(28,25,23,0.5);
  backdrop-filter: blur(2px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--card);
  border-radius: 14px; padding: 28px;
  width: 420px; max-width: 90vw;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  transform: scale(0.95) translateY(8px);
  transition: transform 0.2s cubic-bezier(0.34,1.2,0.64,1);
}
.modal-overlay.open .modal { transform: scale(1) translateY(0); }

.modal-title {
  font-family: var(--font-head);
  font-size: 20px; font-weight: 600; margin-bottom: 6px;
}
.modal-desc { font-size: 13px; color: var(--ink3); margin-bottom: 20px; }

.reminder-options {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 10px; margin-bottom: 20px;
}

.reminder-option {
  border: 2px solid var(--border);
  border-radius: 8px; padding: 14px 10px;
  text-align: center; cursor: pointer;
  transition: all 0.15s;
}
.reminder-option:hover { border-color: var(--accent); background: var(--accent-bg); }
.reminder-option.selected { border-color: var(--accent); background: var(--accent-bg); }

.reminder-option .ro-icon { font-size: 22px; margin-bottom: 6px; display: flex; justify-content: center; }
.reminder-option .ro-label { font-size: 13px; font-weight: 500; }
.reminder-option .ro-sub { font-size: 11px; color: var(--ink3); margin-top: 2px; }

.time-select-wrap { margin-bottom: 20px; }
.time-select-wrap label { font-size: 13px; font-weight: 500; display: block; margin-bottom: 6px; }
.time-select-wrap input[type="time"] {
  width: 100%; padding: 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: 7px; font-family: var(--font-mono);
  font-size: 14px; background: var(--bg); color: var(--ink);
}

.modal-actions { display: flex; gap: 8px; justify-content: flex-end; }

/* ─── TOAST ─── */
.toast-container {
  position: fixed; bottom: 24px; right: 24px;
  z-index: 2000;
  display: flex; flex-direction: column; gap: 8px;
}

.toast {
  background: var(--ink); color: #fafaf9;
  padding: 12px 18px; border-radius: 9px;
  font-size: 13.5px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  animation: toastIn 0.3s cubic-bezier(0.34,1.2,0.64,1) forwards;
  max-width: 320px;
  display: flex; align-items: center; gap: 8px;
}
.toast .lucide-icon { width: 16px; height: 16px; flex-shrink: 0; }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px) scale(0.95); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}

/* ─── EMPTY STATE ─── */
.empty-state { text-align: center; padding: 60px 20px; }
.empty-icon { font-size: 48px; margin-bottom: 16px; display: flex; justify-content: center; }
.empty-icon .lucide-icon { width: 48px; height: 48px; color: var(--ink3); }
.empty-title { font-family: var(--font-head); font-size: 22px; font-weight: 600; margin-bottom: 8px; }
.empty-sub { font-size: 14px; color: var(--ink3); margin-bottom: 20px; }

/* ─── INSTALL BANNER ─── */
.install-banner {
  position: fixed; bottom: 24px; left: 50%;
  transform: translateX(-50%);
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 12px 18px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  z-index: 1500;
  font-size: 13px;
  animation: slideUp 0.4s cubic-bezier(0.34,1.2,0.64,1);
}
.install-banner.hidden { display: none; }

@keyframes slideUp {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border); }

/* celebration */
@keyframes pop { 0%{transform:scale(1)} 50%{transform:scale(1.15)} 100%{transform:scale(1)} }
.celebrate { animation: pop 0.4s cubic-bezier(0.34,1.56,0.64,1); }

.back-btn {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--ink3); cursor: pointer;
  padding: 4px 0; margin-bottom: 20px;
  background: none; border: none;
  font-family: var(--font-body);
}
.back-btn:hover { color: var(--ink); }

.notification-banner {
  background: var(--accent-bg);
  border: 1px solid #fed7aa;
  border-radius: 8px;
  padding: 12px 16px; font-size: 13px;
  color: var(--accent2); margin-bottom: 20px;
  display: flex; align-items: center; gap: 8px;
}
.notification-banner.hidden { display: none; }

.create-form {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 24px; max-width: 640px;
}

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; }
.form-group input, .form-group textarea {
  width: 100%; padding: 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: 7px; font-family: var(--font-body);
  font-size: 14px; background: var(--bg); color: var(--ink);
  transition: border 0.15s;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--accent);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-hint { font-size: 11.5px; color: var(--ink3); margin-top: 4px; }

/* ─── RESPONSIVE: MOBILE ─── */
@media (max-width: 768px) {
  #sidebar {
    position: fixed; left: 0; top: 0;
    transform: translateX(-100%);
    width: 280px; min-width: 280px;
  }
  #sidebar.open { transform: translateX(0); }

  .hamburger { display: flex; }

  .topbar { padding: 12px 16px; gap: 12px; }
  .topbar-title { font-size: 17px; }
  .topbar-subtitle { font-size: 11px; }

  .topbar-actions .btn span { display: none; }
  .topbar-actions .btn { padding: 8px 10px; }
  .topbar-actions .btn .btn-icon { width: 16px; height: 16px; }

  #content { padding: 16px; }

  .templates-grid { grid-template-columns: 1fr; }

  .filter-bar { gap: 6px; }
  .filter-chip { padding: 4px 10px; font-size: 11px; }

  .template-card { padding: 16px; }
  .use-btn { display: flex; position: static; margin-top: 12px; width: 100%; justify-content: center; }
  .template-card:hover .use-btn { display: flex; }

  .checklist-title-text { font-size: 22px; }
  .checklist-big-emoji { font-size: 32px; }
  .checklist-desc { font-size: 13px; }
  .checklist-stats { gap: 10px; }
  .progress-bar-wrap { min-width: 150px; }

  .checklist-item { padding: 10px 10px; gap: 10px; }

  .my-list-row { padding: 12px 14px; gap: 12px; }

  .modal { padding: 20px; }
  .reminder-options { grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
  .reminder-option { padding: 10px 6px; }

  .toast-container { bottom: 16px; right: 16px; left: 16px; }
  .toast { max-width: 100%; }

  .install-banner { left: 16px; right: 16px; transform: none; }
  @keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .create-form { padding: 18px; }
}

@media (max-width: 400px) {
  .filter-chip .chip-icon { display: none; }
  .reminder-options { grid-template-columns: 1fr; }
  .checklist-stats { flex-direction: column; align-items: flex-start; }
  .progress-bar-wrap { max-width: 100%; width: 100%; }
}