:root {
  --bg: #f8f4ec;
  --paper: #fffaf2;
  --text: #2f2a24;
  --muted: #6f665b;
  --line: #e3d8c8;
  --accent: #7f6f58;
  --accent-dark: #574a39;
  --sage: #dce5d7;
  --rose: #ead7cf;
  --silver: #c9c9c9;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: "Microsoft JhengHei", "Noto Sans TC", Arial, sans-serif;
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 7vw;
  background: rgba(248, 244, 236, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.brand {
  font-weight: 700;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  color: var(--muted);
  font-size: 15px;
}

.nav-links a:hover {
  color: var(--accent-dark);
}

.hero {
  min-height: 82vh;
  display: flex;
  align-items: center;
  padding: 64px 7vw;
  background:
    linear-gradient(110deg, rgba(248, 244, 236, 0.95), rgba(248, 244, 236, 0.72)),
    radial-gradient(circle at 82% 22%, var(--sage), transparent 30%),
    radial-gradient(circle at 72% 78%, var(--rose), transparent 28%),
    var(--bg);
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(42px, 7vw, 76px);
  line-height: 1.12;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.22;
}

h3 {
  margin-bottom: 10px;
  font-size: 21px;
}

.hero-text {
  max-width: 660px;
  color: var(--muted);
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.button.primary {
  color: #fffaf2;
  background: var(--accent-dark);
}

.button.secondary {
  color: var(--accent-dark);
  background: transparent;
}

.button:hover {
  transform: translateY(-2px);
}

.section {
  padding: 82px 7vw;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.about-grid,
.service-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.info-card,
.service-item {
  padding: 28px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.info-card p,
.service-item p,
.contact-panel p,
.scratch-info p {
  color: var(--muted);
}

.warm-section {
  background: #efe6d9;
}

.service-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-item span {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--accent);
  font-weight: 700;
}

.scratch-section {
  background: linear-gradient(180deg, #fffaf2, #f1eadf);
}

.scratch-layout {
  display: grid;
  grid-template-columns: minmax(280px, 620px) 1fr;
  gap: 32px;
  align-items: center;
}

.scratch-card {
  position: relative;
  min-height: 320px;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 44px rgba(87, 74, 57, 0.12);
}

.prize-content {
  min-height: 320px;
  display: grid;
  align-content: center;
  gap: 8px;
  padding: 42px;
  background:
    linear-gradient(135deg, rgba(220, 229, 215, 0.72), rgba(234, 215, 207, 0.7)),
    #fffaf2;
}

.prize-label {
  margin: 0;
  color: var(--accent);
  font-weight: 700;
}

.prize-content h3 {
  max-width: 460px;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.2;
}

.prize-content p:last-child {
  max-width: 460px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 18px;
}

#scratchCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: grab;
  touch-action: none;
}

#scratchCanvas:active {
  cursor: grabbing;
}

.scratch-info {
  padding: 28px;
  background: rgba(255, 250, 242, 0.7);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.scratch-info strong {
  color: var(--accent-dark);
  font-size: 24px;
}

.contact-section {
  background: var(--paper);
}

.contact-panel {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 42px;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--accent-dark);
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  padding: 13px 14px;
  color: var(--text);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
}

input:focus,
textarea:focus {
  outline: 3px solid rgba(127, 111, 88, 0.2);
  border-color: var(--accent);
}

textarea {
  resize: vertical;
}

.form-status {
  min-height: 28px;
  margin: 0;
  font-weight: 700;
}

.footer {
  padding: 26px 7vw;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.footer p {
  margin: 0;
}

@media (max-width: 900px) {
  .scratch-layout,
  .contact-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .top-bar {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 6vw;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
  }

  .hero,
  .section {
    padding-left: 6vw;
    padding-right: 6vw;
  }

  .about-grid,
  .service-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .nav-links {
    gap: 12px;
    font-size: 14px;
  }

  .hero {
    min-height: auto;
    padding-top: 58px;
    padding-bottom: 70px;
  }

  h1 {
    font-size: 38px;
  }

  .button {
    width: 100%;
  }

  .prize-content {
    padding: 28px;
  }
}