:root {
  --bg: #ffffff;
  --text: #2b2b2b;
  --muted: #6b6b6b;
  --mutedo: #cccccc;
  --accent: #ff6b35;
  --accent-2: #2aa876;
  --card: #ffffff;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(43, 43, 43, 0.08);
  --container: 1200px;
  --transition: 300ms cubic-bezier(.2, .9, .3, 1);
}

* {
  box-sizing: border-box
}

html,
body {
  height: 100%
}

body {
  margin: 0;
  font-family: "Noto Sans TC", "Microsoft JhengHei", system-ui, -apple-system, "Segoe UI", Roboto, Arial;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

/* container */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
  flex-wrap: wrap;
}

/* NAV */
.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 60;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.95));
  backdrop-filter: blur(6px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04)
}

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 14px
}

.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text)
}

.brand .accent {
  color: var(--accent);
  margin-left: 6px
}

.nav-links {
  display: flex;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
  word-break: keep-all;
  flex-wrap: wrap;
  max-height: 200px;
  overflow: hidden;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
  transition: color var(--transition)
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.2rem
}

/* Buttons */
.btn {
  border: 0;
  padding: 10px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  word-break: keep-all;
}

.btn-primary {
  background: linear-gradient(90deg, var(--accent), #ff8a5b);
  color: #fff;
  box-shadow: 0 6px 18px rgba(255, 107, 53, 0.18)
}

.btn-ghost {
  background: transparent;
  border: 1px solid rgba(0, 0, 0, 0.06);
  color: #fff;
  padding: 10px 18px
}

.btn-sm {
  padding: 6px 10px;
  font-size: 0.9rem
}

/* HERO */
.hero {
  height: 78vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  border-bottom-left-radius: 30px;
  border-bottom-right-radius: 30px
}

.hero-carousel {
  width: 100%;
  height: 100%;
  position: relative
}

.slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(1.02);
  transition: opacity 800ms ease, transform 800ms ease
}

.slide.active {
  opacity: 1;
  transform: scale(1)
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.25), rgba(0, 0, 0, 0.12));
  pointer-events: none
}

.hero-inner {
  position: relative;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.28), rgba(0, 0, 0, 0.12));
  padding: 40px;
  border-radius: 12px;
  color: #fff;
  text-align: center;
  max-width: 900px;
  z-index: 2
}

.hero-inner h1 {
  font-size: 2.6rem;
  margin: 0 0 10px;
  letter-spacing: 0.6px
}

.hero-inner p {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.95)
}

/* carousel controls */
.carousel-controls {
  position: absolute;
  right: 28px;
  bottom: 28px;
  display: flex;
  gap: 8px;
  z-index: 3
}

.carousel-controls button {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 8px;
  padding: 8px 12px;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow)
}

/* SECTION */
.section {
  padding: 64px 0
}

.section-head {
  text-align: center;
  margin-bottom: 28px
}

.section-head h2 {
  color: var(--text);
  margin: 0;
  font-size: 2rem
}

.lead {
  color: var(--muted);
  margin-top: 8px
}

/* filters */
.filters {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 24px
}

.chip {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer
}

.chip.active {
  background: linear-gradient(90deg, var(--accent), #ff8a5b);
  color: #fff;
  border: none;
  box-shadow: 0 8px 20px rgba(255, 107, 53, 0.12)
}

/* menu grid */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition)
}

.card-media {
  height: 180px;
  overflow: hidden
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition)
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 40px rgba(43, 43, 43, 0.12)
}

.card:hover .card-media img {
  transform: scale(1.06)
}

.card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px
}

.card-body h3 {
  margin: 0;
  font-size: 1.05rem
}

.muted {
  color: var(--muted);
  font-size: 0.95rem
}

.card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto
}

.price {
  font-weight: 700;
  color: var(--accent-2)
}

/* about */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: center
}

.about-media {
  display: flex;
  justify-content: center;
}

.about-media img {
  width: 100%;
  max-width: min(400px, 100%);
  border-radius: 12px;
  object-fit: cover
}

.features {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: flex;
  flex-direction: column;
  gap: 8px
}

.features li {
  background: linear-gradient(90deg, #fff, #fff);
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.04)
}

/* contact form */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  align-items: start
}

.form-grid input,
.form-grid select,
.form-grid textarea {
  padding: 12px;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  width: 100%;
  font-size: 0.95rem
}

.form-grid textarea {
  grid-column: 1/3;
  min-height: 120px
}

.form-grid button {
  grid-column: 1/3;
  justify-self: center;
  padding: 12px 28px
}

/* footer */
.footer {
  padding: 28px 0;
  background: #fafafa;
  color: var(--muted);
  font-size: 0.95rem
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center
}

/* modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 200
}

.modal[aria-hidden="false"] {
  display: flex
}

.modal-dialog {
  background: #fff;
  border-radius: 12px;
  max-width: 900px;
  width: 100%;
  display: flex;
  gap: 20px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35)
}

.modal-dialog img {
  width: 50%;
  object-fit: cover
}

.modal-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px
}

.modal-close {
  position: absolute;
  right: 24px;
  top: 24px;
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer
}

/* responsive */
@media (max-width:900px) {
  .about-grid {
    grid-template-columns: 1fr
  }

  .about-media {
    position: absolute;
    left: 0px;
    width: 100%;
    opacity: 0.35;
    z-index: -1;
  }

  .about-media img {
    width: 50%;
  }

  .about-body {
    padding: 3% 3%;
  }

  .form-grid {
    grid-template-columns: 1fr
  }

  .nav-links {
    display: none
  }

  .nav-toggle {
    display: block;
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-toggle:hover {
    color: var(--accent);
  }

  .hero-inner h1 {
    font-size: 1.6rem
  }

  .modal-dialog {
    flex-direction: column
  }

  .modal-dialog img {
    width: 100%;
    height: 220px
  }
}