/* --- FocusFlow - Main Stylesheet --- */

/* -- Fonts -- */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700&family=Instrument+Sans:wght@300;400;500&display=swap');

/* -- CSS Variables (warna dan ukuran global) -- */
:root {
  --bg:         #F6F3EE;
  --white:      #FFFFFF;
  --border:     #E2D9CF;
  --text:       #1C1916;
  --muted:      #8A7F75;
  --accent:     #C0533A;
  --accent-bg:  #F7EAE6;
  --blue:       #3A72C0;
  --blue-bg:    #E6EDF7;
  --green:      #3AAC6E;
  --green-bg:   #E6F5ED;
  --radius:     14px;
  --shadow:     0 2px 16px rgba(0,0,0,0.07);
}

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

body {
  font-family: 'Instrument Sans', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 36px 20px 60px;
}

/* === HEADER === */
header {
  text-align: center;
  margin-bottom: 32px;
}

header h1 {
  font-family: 'Syne', sans-serif;
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -1px;
}

/* Warna accent pada kata "Flow" */
header h1 span {
  color: var(--accent);
}

header p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 4px;
  font-weight: 300;
}

/* === LAYOUT UTAMA === */
main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 860px;
  margin: 0 auto;
}

/* Di layar kecil, susun ke bawah */
@media (max-width: 620px) {
  main {
    grid-template-columns: 1fr;
  }
}

/* === CARD === */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow);
}

.card h2 {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 20px;
}

/* === POMODORO - Mode Tab === */
.mode-tabs {
  display: flex;
  gap: 6px;
  background: var(--bg);
  padding: 4px;
  border-radius: 10px;
  margin-bottom: 22px;
}

.mode-btn {
  flex: 1;
  padding: 7px 6px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

/* Tab yg sedang aktif */
.mode-btn.active {
  background: var(--white);
  color: var(--accent);
  box-shadow: 0 1px 5px rgba(0,0,0,0.08);
}

/* === POMODORO - Tampilan Timer === */
.timer-box {
  text-align: center;
  margin: 10px 0 22px;
}

#timer-display {
  font-family: 'Syne', sans-serif;
  font-size: 4.5rem;
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1;
  color: var(--text);
}

#mode-label {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-top: 8px;
}

/* === POMODORO - Tombol Kontrol === */
.timer-controls {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 18px;
}

/* Semua tombol dasar */
button {
  border: none;
  border-radius: 9px;
  font-family: 'Instrument Sans', sans-serif;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.12s;
}

button:active {
  transform: scale(0.96);
}

/* Tombol reset dan skip */
#btn-reset,
#btn-skip {
  background: var(--bg);
  color: var(--muted);
  padding: 9px 16px;
  font-size: 0.85rem;
}

#btn-reset:hover,
#btn-skip:hover {
  background: var(--border);
  color: var(--text);
}

/* Tombol start - paling menonjol */
#btn-start {
  background: var(--accent);
  color: #fff;
  padding: 9px 30px;
  font-size: 0.9rem;
  font-weight: 600;
}

#btn-start:hover {
  opacity: 0.88;
}

/* === POMODORO - Dot Session Tracker === */
.dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
}

/* Satu dot = satu sesi pomodoro */
.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--border);
  transition: background 0.3s;
}

.dot.done {
  background: var(--accent);
}

/* === TO-DO - Input === */
.todo-input-row {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

#todo-input {
  flex: 1;
  padding: 9px 13px;
  border: 1.5px solid var(--border);
  border-radius: 9px;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.88rem;
  background: var(--white);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
}

#todo-input:focus {
  border-color: var(--blue);
}

#todo-input::placeholder {
  color: var(--muted);
}

#btn-add {
  background: var(--blue);
  color: #fff;
  padding: 9px 16px;
  font-size: 1.3rem;
  border-radius: 9px;
  line-height: 1;
}

#btn-add:hover {
  opacity: 0.88;
}

/* === TO-DO - Filter Button === */
.todo-filters {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
}

.filter-btn {
  padding: 4px 13px;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  font-size: 0.77rem;
  color: var(--muted);
  background: transparent;
  transition: all 0.18s;
}

.filter-btn.active {
  border-color: var(--blue);
  color: var(--blue);
  background: var(--blue-bg);
}

/* === TO-DO — List Item === */
#todo-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 260px;
  overflow-y: auto;
  padding-right: 2px;
}

/* Scrollbar tipis */
#todo-list::-webkit-scrollbar {
  width: 4px;
}
#todo-list::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

.todo-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 11px;
  background: var(--bg);
  border: 1.5px solid transparent;
  border-radius: 9px;
  transition: border-color 0.2s, background 0.2s;
}

.todo-item:hover {
  background: var(--white);
  border-color: var(--border);
}

/* Checkbox custom */
.todo-check {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-radius: 6px;
  background: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s;
  font-size: 0.7rem;
  color: transparent;
}

/* Saat todo di-centang */
.todo-item.done .todo-check {
  background: var(--green);
  border-color: var(--green);
  color: white;
}

.todo-text {
  flex: 1;
  font-size: 0.87rem;
}

/* Teks dicoret kalau sudah selesai */
.todo-item.done .todo-text {
  text-decoration: line-through;
  color: var(--muted);
}

/* Tombol hapus item */
.todo-del {
  background: none;
  border: none;
  color: var(--border);
  font-size: 0.9rem;
  padding: 2px 5px;
  border-radius: 5px;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.todo-del:hover {
  color: var(--accent);
  background: var(--accent-bg);
}

/* === TO-DO — Footer === */
.todo-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
  font-size: 0.77rem;
  color: var(--muted);
}

#btn-clear {
  background: none;
  font-size: 0.77rem;
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
  padding: 0;
}

#btn-clear:hover {
  color: var(--accent);
}

/* === STATS BAR === */
.stats {
  display: flex;
  gap: 14px;
  max-width: 860px;
  margin: 20px auto 0;
}

@media (max-width: 620px) {
  .stats {
    flex-direction: column;
  }
}

.stat-item {
  flex: 1;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  text-align: center;
  box-shadow: var(--shadow);
}

.stat-val {
  display: block;
  font-family: 'Syne', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}

.stat-lbl {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 4px;
}

/* === TOAST NOTIFICATION === */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(70px); /* awalnya tersembunyi */
  background: var(--text);
  color: #fff;
  padding: 11px 22px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: 0 6px 24px rgba(0,0,0,0.14);
  transition: transform 0.35s ease;
  z-index: 99;
  white-space: nowrap;
}

/* Kelas .show akan memunculkan toast ke atas */
#toast.show {
  transform: translateX(-50%) translateY(0);
}