:root {
  --bg: #f5efe4;
  --card: rgba(255, 252, 245, 0.82);
  --card-strong: #fffaf2;
  --line: rgba(91, 74, 54, 0.14);
  --text: #302218;
  --muted: #705846;
  --accent: #e16941;
  --accent-deep: #a23f23;
  --accent-soft: rgba(225, 105, 65, 0.16);
  --success: #39745b;
  --shadow: 0 20px 60px rgba(114, 87, 54, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(255, 182, 140, 0.55), transparent 30%),
    radial-gradient(circle at right center, rgba(217, 216, 151, 0.42), transparent 26%),
    linear-gradient(135deg, #f5efe4, #f0e5d3 45%, #efe7da 100%);
  color: var(--text);
  font-family: "DM Sans", sans-serif;
}

button,
input,
textarea {
  font: inherit;
}

input[type="password"] {
  font: inherit;
}

.page-shell {
  position: relative;
  overflow: hidden;
}

.ambient {
  position: fixed;
  inset: auto;
  border-radius: 999px;
  filter: blur(10px);
  opacity: 0.55;
  pointer-events: none;
  animation: drift 18s ease-in-out infinite alternate;
}

.ambient-a {
  width: 18rem;
  height: 18rem;
  top: 4rem;
  right: -2rem;
  background: rgba(255, 212, 102, 0.45);
}

.ambient-b {
  width: 20rem;
  height: 20rem;
  bottom: 4rem;
  left: -4rem;
  background: rgba(222, 123, 94, 0.22);
  animation-duration: 23s;
}

.app {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 20px 72px;
}

.auth-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(245, 239, 228, 0.62);
  backdrop-filter: blur(14px);
  z-index: 10;
}

.auth-modal {
  width: min(100%, 30rem);
  padding: 28px;
  animation: rise 500ms ease both;
}

.card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  border-radius: 28px;
}

.hero {
  display: grid;
  gap: 20px;
  grid-template-columns: 1.4fr 0.9fr;
  padding: 28px;
  margin-bottom: 24px;
  animation: rise 700ms ease both;
}

.hero h1,
.section-header h2 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.hero h1 {
  font-size: clamp(2.2rem, 4vw, 4.4rem);
  line-height: 0.95;
  max-width: 10ch;
}

.hero-copy,
.auth-help,
.mini-status,
.todo-extra,
.chat-bubble,
.planner-input,
.chat-input {
  color: var(--muted);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-deep);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.auth-panel,
.todo-panel,
.planner-panel,
.chat-panel {
  padding: 24px;
}

.auth-panel {
  background: rgba(255, 247, 232, 0.9);
  border: 1px solid var(--line);
  border-radius: 24px;
}

.auth-user {
  margin: 14px 0;
}

.auth-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

.status-dot {
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 999px;
  background: #b89f86;
  box-shadow: 0 0 0 0 rgba(57, 116, 91, 0.35);
  transition: background 180ms ease, box-shadow 180ms ease;
}

.status-dot.active {
  background: var(--success);
  box-shadow: 0 0 0 8px rgba(57, 116, 91, 0.16);
}

.auth-actions,
.section-header,
.todo-form,
.chat-form {
  display: flex;
  gap: 12px;
}

.auth-actions,
.todo-form,
.chat-form {
  flex-wrap: wrap;
}

.section-header {
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: start;
}

.todo-form,
.chat-form {
  flex-direction: column;
}

input[type="text"],
input[type="password"],
textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  border-radius: 18px;
  padding: 14px 16px;
  outline: none;
  transition: border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

input[type="text"]:focus,
input[type="password"]:focus,
textarea:focus {
  border-color: rgba(225, 105, 65, 0.55);
  box-shadow: 0 0 0 5px var(--accent-soft);
  transform: translateY(-1px);
}

textarea {
  min-height: 120px;
  resize: vertical;
}

.planner-input,
.chat-input {
  min-height: 170px;
}

.primary-button,
.ghost-button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, color 180ms ease;
}

.primary-button {
  color: #fff8f3;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  box-shadow: 0 12px 28px rgba(162, 63, 35, 0.24);
}

.ghost-button {
  color: var(--text);
  background: rgba(255, 250, 242, 0.85);
  border: 1px solid var(--line);
}

.primary-button:hover,
.ghost-button:hover,
.todo-item:hover {
  transform: translateY(-2px);
}

.counter-pill {
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.84);
  color: var(--accent-deep);
  font-weight: 700;
  border: 1px solid var(--line);
}

.todo-list,
.chat-log,
.planner-drafts {
  display: grid;
  gap: 12px;
}

.todo-item,
.chat-bubble {
  animation: rise 420ms ease both;
  animation-delay: var(--stagger, 0ms);
}

.todo-item {
  border: 1px solid var(--line);
  background: rgba(255, 251, 245, 0.88);
  border-radius: 22px;
  padding: 14px 16px;
  transition: transform 180ms ease, background 180ms ease, opacity 180ms ease;
}

.todo-layout {
  display: flex;
  gap: 12px;
  justify-content: space-between;
  align-items: flex-start;
}

.todo-item.done {
  background: rgba(232, 245, 236, 0.95);
}

.todo-main {
  display: grid;
  gap: 14px;
  grid-template-columns: auto 1fr;
  align-items: start;
  flex: 1;
}

.todo-actions {
  display: flex;
  gap: 8px;
}

.todo-editor {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.small-button {
  padding: 9px 14px;
  font-size: 0.92rem;
}

input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.25rem;
  accent-color: var(--success);
}

.todo-title {
  font-size: 1.05rem;
  font-weight: 700;
}

.todo-badge {
  display: inline-block;
  width: fit-content;
  margin-top: 8px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(225, 105, 65, 0.11);
  color: var(--accent-deep);
  font-size: 0.82rem;
  font-weight: 700;
}

.todo-item.done .todo-title,
.todo-item.done .todo-extra {
  text-decoration: line-through;
  opacity: 0.7;
}

.empty-state {
  padding: 22px;
  border-radius: 20px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed rgba(112, 88, 70, 0.28);
}

.mini-status {
  min-height: 1.5em;
  margin-top: 12px;
}

.draft-item,
.draft-summary {
  border: 1px solid var(--line);
  background: rgba(255, 251, 245, 0.88);
  border-radius: 20px;
  padding: 14px 16px;
  animation: rise 420ms ease both;
  animation-delay: var(--stagger, 0ms);
}

.draft-summary {
  background: rgba(225, 105, 65, 0.08);
  color: var(--accent-deep);
  font-weight: 500;
}

.chat-log {
  min-height: 220px;
  max-height: 420px;
  overflow: auto;
  padding-right: 4px;
  margin-bottom: 16px;
}

.chat-bubble {
  max-width: min(80%, 48rem);
  padding: 14px 16px;
  border-radius: 22px;
  line-height: 1.45;
}

.chat-bubble.user {
  justify-self: end;
  background: linear-gradient(135deg, rgba(225, 105, 65, 0.95), rgba(162, 63, 35, 0.95));
  color: #fff8f3;
}

.chat-bubble.assistant {
  background: rgba(255, 250, 242, 0.9);
  border: 1px solid var(--line);
}

.hidden {
  display: none;
}

.collapsible {
  transition: opacity 180ms ease;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(40px, -24px, 0) scale(1.08);
  }
}

@media (max-width: 920px) {
  .hero,
  .grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}