* {
  box-sizing: border-box;
}

:root {
  --cream: #FFF8F3;
  --blush: #F6C6D3;
  --blush-deep: #E88FA4;
  --lavender: #C9B6E4;
  --lavender-deep: #9E7FC2;
  --plum: #4A2E45;
  --plum-soft: #7C5C74;
  --gold: #E9B65C;
  --white: #FFFFFF;
  --shadow: 0 20px 45px -20px rgba(154, 100, 130, 0.35);
}

body {
  font-family: "Quicksand", sans-serif;
  background:
    radial-gradient(circle at 15% 10%, rgba(246, 198, 211, 0.35), transparent 45%),
    radial-gradient(circle at 85% 90%, rgba(201, 182, 228, 0.35), transparent 45%),
    var(--cream);
  margin: 0;
  min-height: 100vh;
  padding: 56px 16px;
  color: var(--plum);
  position: relative;
  overflow-x: hidden;
}

.blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(2px);
  opacity: 0.5;
  z-index: 0;
  pointer-events: none;
}

.blob-one {
  width: 260px;
  height: 260px;
  background: linear-gradient(135deg, var(--blush), transparent 70%);
  top: -80px;
  left: -80px;
}

.blob-two {
  width: 320px;
  height: 320px;
  background: linear-gradient(135deg, var(--lavender), transparent 70%);
  bottom: -100px;
  right: -100px;
}

.container {
  max-width: 560px;
  margin: 0 auto;
  background: var(--white);
  border-radius: 28px;
  padding: 40px 36px 32px;
  box-shadow: var(--shadow);
  position: relative;
  z-index: 1;
  border: 1px solid rgba(232, 143, 164, 0.15);
}

.page-header {
  text-align: center;
  margin-bottom: 28px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blush-deep);
  font-weight: 600;
  margin-bottom: 6px;
}

h1 {
  font-family: "Playfair Display", serif;
  font-style: italic;
  font-weight: 600;
  font-size: 2.4rem;
  color: var(--plum);
  margin: 0 0 6px;
}

.subtitle {
  margin: 0;
  color: var(--plum-soft);
  font-size: 0.95rem;
}

.task-form {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.task-form input {
  flex: 1;
  min-width: 140px;
  padding: 13px 16px;
  border: 1.5px solid #F2DCE3;
  border-radius: 14px;
  background: #FFFCFA;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--plum);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.task-form input:focus {
  outline: none;
  border-color: var(--blush-deep);
  box-shadow: 0 0 0 4px rgba(232, 143, 164, 0.15);
}

.task-form input::placeholder {
  color: #C7A9B6;
}

.task-form button {
  padding: 13px 22px;
  background: linear-gradient(135deg, var(--blush-deep), var(--lavender-deep));
  color: white;
  border: none;
  border-radius: 14px;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
  box-shadow: 0 10px 20px -8px rgba(158, 127, 194, 0.55);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.task-form button:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 24px -8px rgba(158, 127, 194, 0.65);
}

.filter-wrap {
  position: relative;
  margin-bottom: 22px;
}

.filter-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--lavender-deep);
  font-size: 1.1rem;
}

.filter-input {
  width: 100%;
  padding: 13px 16px 13px 42px;
  border: 1.5px solid #EAE0F2;
  border-radius: 14px;
  background: #FBF9FD;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--plum);
}

.filter-input:focus {
  outline: none;
  border-color: var(--lavender-deep);
  box-shadow: 0 0 0 4px rgba(158, 127, 194, 0.15);
}

.filter-input::placeholder {
  color: #B9A8C9;
}

.task-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.task-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: #FFFCFB;
  border: 1px solid #F5E7EC;
  border-radius: 16px;
  transition: background 0.2s ease, transform 0.15s ease;
}

.task-item:hover {
  background: #FFF6F8;
  transform: translateX(2px);
}

.task-item input[type="checkbox"] {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--blush-deep);
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
  transition: background 0.2s ease;
}

.task-item input[type="checkbox"]:checked {
  background: linear-gradient(135deg, var(--blush-deep), var(--lavender-deep));
  border-color: transparent;
}

.task-item input[type="checkbox"]:checked::after {
  content: "✓";
  position: absolute;
  color: white;
  font-size: 13px;
  font-weight: 700;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -55%);
}

.task-item.completed {
  background: #FBF7F4;
}

.task-item.completed .task-text strong {
  text-decoration: line-through;
  color: #C9B4C2;
}

.task-text {
  flex: 1;
  min-width: 0;
}

.task-text strong {
  display: block;
  color: var(--plum);
  font-weight: 600;
  font-size: 0.98rem;
}

.task-text p {
  margin: 2px 0 0;
  color: var(--plum-soft);
  font-size: 0.85rem;
}

.delete-btn {
  background: transparent;
  color: var(--blush-deep);
  border: 1.5px solid #F2D3DB;
  border-radius: 10px;
  padding: 7px 12px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease;
  flex-shrink: 0;
}

.delete-btn:hover {
  background: var(--blush-deep);
  color: white;
  border-color: transparent;
}

.empty-message {
  text-align: center;
  color: var(--plum-soft);
  margin-top: 24px;
  font-size: 0.95rem;
}

.task-text {
  cursor: pointer;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(74, 46, 69, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 10;
}

.modal-overlay[hidden] {
  display: none;
}

.modal {
  background: var(--white);
  border-radius: 24px;
  padding: 32px;
  max-width: 480px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: transparent;
  border: none;
  font-size: 1.1rem;
  color: var(--plum-soft);
  cursor: pointer;
}

#modal-title {
  font-family: "Playfair Display", serif;
  font-style: italic;
  color: var(--plum);
  margin: 0 0 6px;
  padding-right: 24px;
}

.modal-description {
  color: var(--plum-soft);
  margin: 0 0 20px;
  font-size: 0.9rem;
}

.modal-subheading {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--lavender-deep);
  margin: 0 0 12px;
}

.timeline {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.timeline li {
  background: #FBF9FD;
  border: 1px solid #EAE0F2;
  border-radius: 12px;
  padding: 10px 14px;
}

.timeline .timeline-note {
  color: var(--plum);
  font-size: 0.9rem;
  display: block;
}

.timeline .timeline-date {
  color: var(--plum-soft);
  font-size: 0.75rem;
  display: block;
  margin-top: 2px;
}

.update-form {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.update-form input {
  flex: 1;
  min-width: 140px;
  padding: 11px 14px;
  border: 1.5px solid #F2DCE3;
  border-radius: 12px;
  font-family: inherit;
  font-size: 0.9rem;
}

.update-form button {
  padding: 11px 16px;
  background: linear-gradient(135deg, var(--blush-deep), var(--lavender-deep));
  color: white;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.85rem;
}