/* Main Stylesheet for Stone Codec Application */

:root {
  --primary-color: #8B5CF6;
  --secondary-color: #EC4899;
  --success-color: #22C55E;
  --warning-color: #F59E0B;
  --danger-color: #EF4444;
  --dark-bg: #0F172A;
  --light-bg: #F8FAFC;
  --card-bg: #FFFFFF;
  --border-color: #E2E8F0;
  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--light-bg);
  color: var(--text-primary);
  line-height: 1.6;
}

/* Header & Navigation */
header {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  padding: 0.5rem 0;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 0;
  z-index: 50;
}

.navbar {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: x-large;
}

.logo {
  font-size: 1.3rem;
  font-weight: bold;
  text-decoration: none;
  color: white;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.nav-links {
  display: flex;
  gap: 0.3rem;
  list-style: none;
}

.nav-links a {
  color: rgb(248, 252, 6);
  text-decoration: none;
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  font-size: 0.9rem;
  transition: background-color 0.1s;
}

.nav-links a:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.nav-links a.active {
  background-color: rgba(255, 255, 255, 0.3);
  font-weight: 600;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.8rem 1rem;
}

/* Cards */
.card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 1rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  text-align: center;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background-color: #7C3AED;
  transform: scale(1.05);
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: white;
}

.btn-secondary:hover {
  background-color: #EC0574;
  transform: scale(1.05);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline:hover {
  background-color: var(--primary-color);
  color: white;
}

/* Forms */
.form-group {
  margin-bottom: 0.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.form-control,
.form-select {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.3s;
}

.form-control:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: 0.5rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Menu Cards */
.menu-card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 0.5rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 0.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.menu-card:hover {
  border-color: var(--primary-color);
  background-color: rgba(139, 92, 246, 0.05);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.2);
}

.menu-icon {
  font-size: 1.8rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.menu-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
}

.menu-description {
  color: var(--text-secondary);
  font-size: 0.75rem;
  text-align: left;
}

/* Stone List */
.stone-list-item {
  background: var(--card-bg);
  border-radius: 8px;
  padding: 1.5rem;
  border-left: 4px solid var(--primary-color);
  cursor: pointer;
  transition: all 0.3s;
}

.stone-list-item:hover {
  background-color: rgba(139, 92, 246, 0.05);
  box-shadow: var(--shadow);
}

.stone-list-item-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 1rem;
}

.stone-name {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
}

.stone-other-name {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-style: italic;
}

.stone-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

.badge-primary {
  background-color: rgba(139, 92, 246, 0.2);
  color: var(--primary-color);
}

.badge-secondary {
  background-color: rgba(236, 72, 153, 0.2);
  color: var(--secondary-color);
}

.badge-success {
  background-color: rgba(34, 197, 94, 0.2);
  color: var(--success-color);
}

/* Stone Detail */
.stone-detail {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
}

.stone-header {
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 2rem;
  margin-bottom: 2rem;
}

.stone-title {
  font-size: 2.5rem;
  font-weight: bold;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.stone-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
}

.stone-section {
  margin-bottom: 2rem;
}

.stone-section-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid rgba(139, 92, 246, 0.2);
}

.stone-property {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
  padding: 1rem;
  background-color: var(--light-bg);
  border-radius: 8px;
}

.stone-property-label {
  font-weight: 600;
  color: var(--primary-color);
}

.stone-property-value {
  color: var(--text-primary);
}

.color-preview {
  display: inline-block;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  vertical-align: middle;
  margin-right: 0.5rem;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  overflow: auto;
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  max-width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    transform: translateY(-50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.modal-close {
  float: right;
  font-size: 2rem;
  cursor: pointer;
  color: var(--text-secondary);
  border: none;
  background: none;
}

.modal-close:hover {
  color: var(--text-primary);
}

/* Filter Section */
.filter-section {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 0.6rem;
  margin-bottom: 0.6rem;
  box-shadow: var(--shadow);
}

.filter-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 -0.6rem -0.6rem -0.6rem;
  padding: 0.4rem 0.6rem;
}

.filter-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.filter-button-group {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.4rem;
}

/* Results Section */
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.results-count {
  font-size: 1rem;
  color: var(--text-secondary);
}

.results-sorting {
  display: flex;
  gap: 0.5rem;
}

.results-sorting select {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.pagination a,
.pagination span {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  text-decoration: none;
  color: var(--text-primary);
  cursor: pointer;
}

.pagination a:hover,
.pagination .active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.breadcrumb a {
  color: var(--primary-color);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb-separator {
  color: var(--text-secondary);
}

/* Footer */
footer {
  background-color: var(--dark-bg);
  color: white;
  text-align: center;
  padding: 2rem;
  margin-top: 3rem;
}

/* Responsive */
/* ค้นหาส่วนท้ายของไฟล์ style.css และแก้ไขส่วนนี้ */
@media (max-width: 768px) {
  .navbar {
    flex-direction: row; /* ให้โลโก้กับปุ่มอยู่บรรทัดเดียวกัน */
    justify-content: space-between;
    padding: 0.5rem 1rem;
  }

  /* สไตล์ปุ่ม Toggle */
  .menu-toggle {
    display: block;
    background: none;
    border: none;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
  }

  /* ซ่อนเมนูไว้ก่อน และทำให้เป็น Overlay ลงมา */
  .nav-links {
    display: none; /* ซ่อนเริ่มต้น */
    flex-direction: column;
    position: absolute;
    top: 60px; /* ปรับตามความสูงของ Navbar */
    left: 0;
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 1rem 0;
    box-shadow: var(--shadow-lg);
    gap: 0;
  }

  /* เมื่อมีการกดเปิดเมนู */
  .nav-links.active {
    display: flex;
  }

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links a {
    display: block;
    padding: 0.8rem;
    font-size: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
}

/* นอก Media Query อย่าลืมซ่อนปุ่ม Toggle ในหน้าจอคอม */
@media (min-width: 769px) {
  .menu-toggle {
    display: none;
  }
}

/* Utilities */
.text-center {
  text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.text-muted { color: var(--text-secondary); }
.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--secondary-color); }