:root {
  --bg: #fff9ef;
  --bg-soft: #fff3d7;
  --card: rgba(255, 255, 255, 0.8);
  --line: #efcf9d;
  --text: #6c4f34;
  --title: #4a3423;
  --accent: #ff9b71;
  --accent-strong: #f56b4e;
  --yellow: #ffd86b;
  --green: #90d49b;
  --sky: #9ad7f7;
  --shadow: 0 24px 60px rgba(214, 162, 102, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Serif SC", serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 216, 107, 0.4), transparent 24%),
    radial-gradient(circle at top right, rgba(154, 215, 247, 0.35), transparent 28%),
    linear-gradient(180deg, #fff8ef 0%, #fff2dc 100%);
}

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

button {
  cursor: pointer;
  border: 0;
}

.page-shell {
  position: relative;
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
}

.float {
  position: absolute;
  pointer-events: none;
  filter: blur(0.2px);
}

.float-sun {
  top: 10px;
  right: 30px;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff6c0, #ffd96e 60%, #ffc44e);
  box-shadow: 0 0 0 20px rgba(255, 217, 110, 0.12);
}

.float-cloud {
  top: 118px;
  left: -10px;
  width: 160px;
  height: 60px;
  border-radius: 60px;
  background: rgba(255, 255, 255, 0.68);
  box-shadow: 45px -12px 0 10px rgba(255, 255, 255, 0.76), 90px 0 0 4px rgba(255, 255, 255, 0.64);
}

.float-flower {
  right: 40px;
  bottom: 160px;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, #ffd86b 0 18%, transparent 19%),
    radial-gradient(circle at 50% 0, #ffb0c9 0 23%, transparent 24%),
    radial-gradient(circle at 100% 50%, #ffb0c9 0 23%, transparent 24%),
    radial-gradient(circle at 50% 100%, #ffb0c9 0 23%, transparent 24%),
    radial-gradient(circle at 0 50%, #ffb0c9 0 23%, transparent 24%);
  opacity: 0.7;
  transform: rotate(16deg);
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: center;
  margin-bottom: 24px;
}

.hero-copy,
.hero-card,
.panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(239, 207, 157, 0.72);
  background: var(--card);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 38px;
  border-radius: 36px;
}

.hero-copy::after,
.panel::after,
.hero-card::after {
  content: "";
  position: absolute;
  inset: auto -10% -18px auto;
  width: 160px;
  height: 80px;
  background: rgba(255, 216, 107, 0.18);
  border-radius: 999px;
  transform: rotate(-8deg);
}

.eyebrow,
.panel-kicker,
.card-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #c77e52;
}

.eyebrow::before,
.panel-kicker::before,
.card-label::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.hero h1 {
  margin: 14px 0 14px;
  font-family: "ZCOOL KuaiLe", cursive;
  font-size: clamp(42px, 6vw, 74px);
  line-height: 1;
  color: var(--title);
}

.hero-text {
  max-width: 650px;
  margin: 0;
  font-size: 17px;
  line-height: 1.9;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.hero-badges span {
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px dashed #efc98a;
  background: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.hero-card {
  padding: 18px;
  border-radius: 32px;
  background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255, 244, 217, 0.92));
}

.hero-card-head {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot-peach { background: #ff9b71; }
.dot-yellow { background: #ffd86b; }
.dot-green { background: #8cd095; }

.hero-card-body h2 {
  margin: 10px 0 14px;
  font-size: 30px;
  line-height: 1.35;
  color: var(--title);
}

.hero-card-body ul {
  padding-left: 18px;
  margin: 0;
  line-height: 2;
}

.main-grid {
  display: grid;
  grid-template-columns: 0.96fr 1.04fr;
  gap: 24px;
}

.panel {
  border-radius: 30px;
  padding: 24px;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.panel-heading h3 {
  margin: 8px 0 0;
  font-size: 28px;
  color: var(--title);
}

.lesson-form {
  display: grid;
  gap: 16px;
}

.field,
.fieldset {
  display: grid;
  gap: 10px;
}

.field > span,
.fieldset legend {
  font-size: 15px;
  font-weight: 600;
  color: var(--title);
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border: 1.5px solid #efcf9d;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.86);
  padding: 14px 16px;
  color: var(--text);
  outline: none;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: #f48c63;
  box-shadow: 0 0 0 4px rgba(245, 107, 78, 0.12);
  transform: translateY(-1px);
}

.fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

.template-field {
  gap: 8px;
}

.template-control {
  display: flex;
  align-items: stretch;
  gap: 10px;
}

.template-control select {
  flex: 1;
}

.template-refresh-btn {
  flex: 0 0 auto;
  min-width: 48px;
  padding: 0 14px;
  border-radius: 18px;
  border: 1.5px solid #efcf9d;
  background: rgba(255, 255, 255, 0.9);
  color: var(--accent-strong);
  font-size: 20px;
  line-height: 1;
  box-shadow: 0 10px 20px rgba(214, 162, 102, 0.1);
}

.template-refresh-btn:hover {
  transform: translateY(-1px) rotate(18deg);
}

.template-refresh-btn:disabled {
  cursor: progress;
  opacity: 0.7;
  transform: none;
}

.field-hint {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: #9b775a;
}


.goal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.goal-grid label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px dashed #efcf9d;
}

.goal-grid input {
  accent-color: var(--accent-strong);
}

.form-actions,
.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.primary-btn,
.secondary-btn,
.ghost-btn {
  border-radius: 999px;
  padding: 12px 18px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.primary-btn:hover,
.secondary-btn:hover,
.ghost-btn:hover,
.history-item:hover {
  transform: translateY(-2px);
}

.primary-btn {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: 0 14px 28px rgba(245, 107, 78, 0.24);
}

.secondary-btn {
  background: #fff1dc;
  color: var(--title);
  border: 1px solid #efcf9d;
}

.ghost-btn {
  background: rgba(255, 255, 255, 0.75);
  color: var(--title);
  border: 1px solid #efcf9d;
}

.empty-state {
  display: grid;
  place-items: center;
  min-height: 540px;
  padding: 30px;
  border-radius: 26px;
  border: 1px dashed #efcf9d;
  text-align: center;
  background: linear-gradient(180deg, rgba(255,255,255,0.58), rgba(255, 245, 225, 0.8));
}

.empty-illustration {
  width: 120px;
  height: 120px;
  margin-bottom: 18px;
  border-radius: 36px;
  background:
    radial-gradient(circle at 30% 30%, #fff6c0 0 18%, transparent 19%),
    radial-gradient(circle at 70% 34%, #9ad7f7 0 16%, transparent 17%),
    radial-gradient(circle at 52% 72%, #ffb39e 0 18%, transparent 19%),
    linear-gradient(180deg, rgba(255,216,107,0.4), rgba(255,155,113,0.25));
  box-shadow: inset 0 0 0 12px rgba(255,255,255,0.45);
}

.empty-state h4 {
  margin: 0 0 10px;
  font-size: 28px;
  color: var(--title);
}

.empty-state p {
  margin: 0;
  max-width: 320px;
  line-height: 1.9;
}

.hidden {
  display: none !important;
}

.result-card {
  display: grid;
  gap: 18px;
}

.result-header {
  padding: 20px 22px;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255, 216, 107, 0.28), rgba(255, 155, 113, 0.18));
  border: 1px solid #efcf9d;
}

.result-header h4 {
  margin: 10px 0 0;
  font-size: 32px;
  color: var(--title);
}

.result-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.result-meta span,
.goal-list li {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.84);
  border: 1px solid #efcf9d;
  font-size: 14px;
}

.goal-list {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 10px;
  line-height: 1.8;
}

.goal-list li {
  width: fit-content;
  list-style: decimal;
  padding-left: 16px;
}

.result-section {
  padding: 20px 22px;
  border-radius: 24px;
  background: rgba(255,255,255,0.75);
  border: 1px solid rgba(239, 207, 157, 0.82);
}

.result-section h5 {
  margin: 0 0 14px;
  font-size: 21px;
  color: var(--title);
}

.result-section ul,
.result-section ol {
  margin: 0;
  padding-left: 20px;
  line-height: 2;
}

.process-list {
  display: grid;
  gap: 12px;
}

.process-item {
  padding: 16px 18px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255, 246, 228, 0.9));
  border: 1px dashed #efcf9d;
}

.process-item strong {
  display: block;
  margin-bottom: 8px;
  color: var(--title);
}

.history-panel {
  margin-top: 24px;
}

.history-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.history-item {
  display: grid;
  gap: 10px;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
}

.history-open {
  display: grid;
  gap: 8px;
  width: 100%;
  text-align: left;
  padding: 16px;
  border-radius: 20px;
  background: rgba(255,255,255,0.82);
  border: 1px solid #efcf9d;
  color: inherit;
}

.history-delete {
  justify-self: end;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid #efcf9d;
  background: rgba(255,255,255,0.86);
  color: var(--title);
  font-size: 13px;
}

.version-badge {
  position: fixed;
  right: 14px;
  bottom: 12px;
  z-index: 20;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(239, 207, 157, 0.9);
  color: #a17253;
  font-size: 12px;
  line-height: 1;
  box-shadow: 0 8px 18px rgba(214, 162, 102, 0.12);
  pointer-events: none;
}

@media (max-width: 980px) {
  .hero,
  .main-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy,
  .hero-card,
  .panel {
    border-radius: 28px;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 18px, 100%);
    padding-top: 18px;
  }

  .hero-copy,
  .panel,
  .hero-card {
    padding: 18px;
  }

  .panel-heading {
    flex-direction: column;
  }

  .goal-grid,
  .template-control {
    grid-template-columns: 1fr;
  }

  .empty-state {
    min-height: 340px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .panel-heading h3,
  .empty-state h4,
  .result-header h4 {
    font-size: 24px;
  }
}