[
  {
    "id": "CLS-001",
    "title": "Wheel-Throwing Foundations",
    "level": "Beginner",
    "technique": "Wheel",
    "durationHours": 6,
    "price": 180,
    "sku": "SS-WHL-001",
    "seats": 10,
    "rating": 4.7,
    "tags": ["centering", "basics", "control"],
    "description": "Build comfort on the wheel with centering, opening, and consistent pull heights for cups and cylinders."
  },
  {
    "id": "CLS-002",
    "title": "Hand-Building Essentials",
    "level": "Beginner",
    "technique": "Hand-building",
    "durationHours": 6,
    "price": 160,
    "sku": "SS-HB-002",
    "seats": 12,
    "rating": 4.6,
    "tags": ["pinch", "coil", "slab"],
    "description": "Master pinch, coil, and slab techniques with proportion drills designed for tactile sensitivity."
  },
  {
    "id": "CLS-003",
    "title": "Precision on the Wheel",
    "level": "Intermediate",
    "technique": "Wheel",
    "durationHours": 8,
    "price": 260,
    "sku": "SS-WHL-003",
    "seats": 10,
    "rating": 4.8,
    "tags": ["symmetry", "wall-thickness"],
    "description": "Achieve repeatable symmetry, refine wall thickness, and standardize curves for sets."
  },
  {
    "id": "CLS-004",
    "title": "Expressive Sculpture: Portraits",
    "level": "Advanced",
    "technique": "Sculpture",
    "durationHours": 12,
    "price": 520,
    "sku": "SS-SCUL-004",
    "seats": 8,
    "rating": 4.9,
    "tags": ["portrait", "armature", "expression"],
    "description": "Construct expressive clay portraits using armatures, proportion maps, and controlled deconstruction."
  },
  {
    "id": "CLS-005",
    "title": "Glazing Roadmaps",
    "level": "Intermediate",
    "technique": "Glazing",
    "durationHours": 6,
    "price": 220,
    "sku": "SS-GLZ-005",
    "seats": 12,
    "rating": 4.7,
    "tags": ["glaze", "firing", "surface"],
    "description": "Design dependable glaze stacks, saturation levels, and kiln strategies with test-tile analytics."
  },
  {
    "id": "CLS-006",
    "title": "Large-Form Throwing",
    "level": "Advanced",
    "technique": "Wheel",
    "durationHours": 10,
    "price": 540,
    "sku": "SS-WHL-006",
    "seats": 6,
    "rating": 4.8,
    "tags": ["scale", "composite-throwing"],
    "description": "Combine thrown components to create tall forms with structural integrity and controlled joins."
  },
  {
    "id": "CLS-007",
    "title": "Teapots: From Spout to Lid",
    "level": "Intermediate",
    "technique": "Mixed",
    "durationHours": 9,
    "price": 380,
    "sku": "SS-MIX-007",
    "seats": 10,
    "rating": 4.8,
    "tags": ["functional", "assembly"],
    "description": "Engineer functional teapots with balanced pour, tight lids, and ergonomic handles."
  },
  {
    "id": "CLS-008",
    "title": "Sculptural Textures",
    "level": "Beginner",
    "technique": "Sculpture",
    "durationHours": 5,
    "price": 150,
    "sku": "SS-SCUL-008",
    "seats": 12,
    "rating": 4.5,
    "tags": ["texture", "tools"],
    "description": "Explore texture vocabularies and create repeatable surface systems for sculptural impact."
  },
  {
    "id": "CLS-009",
    "title": "Minimalist Vessels",
    "level": "Intermediate",
    "technique": "Wheel",
    "durationHours": 7,
    "price": 300,
    "sku": "SS-WHL-009",
    "seats": 10,
    "rating": 4.7,
    "tags": ["aesthetics", "curves"],
    "description": "Disciplined shaping for quiet forms; refine radii and transitions for modern vessels."
  },
  {
    "id": "CLS-010",
    "title": "Architectural Hand-Building",
    "level": "Advanced",
    "technique": "Hand-building",
    "durationHours": 12,
    "price": 520,
    "sku": "SS-HB-010",
    "seats": 8,
    "rating": 4.9,
    "tags": ["structure", "slab", "joinery"],
    "description": "Precision slab construction, internal bracing, and controlled drying for architectural pieces."
  },
  {
    "id": "CLS-011",
    "title": "Glaze Chemistry Primer",
    "level": "Advanced",
    "technique": "Glazing",
    "durationHours": 8,
    "price": 420,
    "sku": "SS-GLZ-011",
    "seats": 10,
    "rating": 4.8,
    "tags": ["chemistry", "recipes"],
    "description": "Understand silica, alumina, and flux balance to design glazes with purpose and stability."
  },
  {
    "id": "CLS-012",
    "title": "Centered in 60 Minutes",
    "level": "Beginner",
    "technique": "Wheel",
    "durationHours": 3,
    "price": 110,
    "sku": "SS-WHL-012",
    "seats": 12,
    "rating": 4.4,
    "tags": ["intro", "confidence"],
    "description": "A focused micro-session to secure your first confident centering and opening."
  },
  {
    "id": "CLS-013",
    "title": "Hand-Built Dinnerware Set",
    "level": "Intermediate",
    "technique": "Hand-building",
    "durationHours": 10,
    "price": 390,
    "sku": "SS-HB-013",
    "seats": 10,
    "rating": 4.7,
    "tags": ["functional", "sets"],
    "description": "Design and fabricate a cohesive dinnerware set with repeatable templates and jigs."
  },
  {
    "id": "CLS-014",
    "title": "Altered Forms on the Wheel",
    "level": "Advanced",
    "technique": "Wheel",
    "durationHours": 9,
    "price": 450,
    "sku": "SS-WHL-014",
    "seats": 8,
    "rating": 4.8,
    "tags": ["distortion", "design"],
    "description": "Controlled alterations and intentional distortion without compromising structure."
  },
  {
    "id": "CLS-015",
    "title": "Raku Firing Workshop",
    "level": "Intermediate",
    "technique": "Glazing",
    "durationHours": 6,
    "price": 320,
    "sku": "SS-GLZ-015",
    "seats": 12,
    "rating": 4.6,
    "tags": ["raku", "surface"],
    "description": "Learn safe raku procedures and surface strategies for dramatic, repeatable outcomes."
  },
  {
    "id": "CLS-016",
    "title": "Anatomy for Sculptors: Clay Edition",
    "level": "Advanced",
    "technique": "Sculpture",
    "durationHours": 14,
    "price": 680,
    "sku": "SS-SCUL-016",
    "seats": 6,
    "rating": 4.9,
    "tags": ["anatomy", "figure"],
    "description": "Proportional systems for head, hand, and figure with corrective feedback loops."
  },
  {
    "id": "CLS-017",
    "title": "Surface Refinement & Burnishing",
    "level": "Intermediate",
    "technique": "Mixed",
    "durationHours": 5,
    "price": 200,
    "sku": "SS-MIX-017",
    "seats": 12,
    "rating": 4.6,
    "tags": ["finish", "polish"],
    "description": "Refine leather-hard surfaces and burnish for a quiet, luminous finish."
  },
  {
    "id": "CLS-018",
    "title": "Sgraffito & Inlay",
    "level": "Beginner",
    "technique": "Glazing",
    "durationHours": 5,
    "price": 170,
    "sku": "SS-GLZ-018",
    "seats": 12,
    "rating": 4.5,
    "tags": ["decoration", "lines"],
    "description": "Develop controlled linework and inlay patterns on leather-hard pieces."
  },
  {
    "id": "CLS-019",
    "title": "Garden Sculptures in Sections",
    "level": "Advanced",
    "technique": "Sculpture",
    "durationHours": 10,
    "price": 560,
    "sku": "SS-SCUL-019",
    "seats": 8,
    "rating": 4.8,
    "tags": ["outdoor", "modular"],
    "description": "Engineer sectional builds for transport and outdoor stability with hidden joins."
  },
  {
    "id": "CLS-020",
    "title": "Glaze Troubleshooting Clinic",
    "level": "Intermediate",
    "technique": "Glazing",
    "durationHours": 4,
    "price": 160,
    "sku": "SS-GLZ-020",
    "seats": 12,
    "rating": 4.6,
    "tags": ["defects", "repair"],
    "description": "Diagnose crawling, pinholing, and crazing with practical, testable fixes."
  },
  {
    "id": "CLS-021",
    "title": "Hybrid Throw & Hand-Build",
    "level": "Intermediate",
    "technique": "Mixed",
    "durationHours": 8,
    "price": 310,
    "sku": "SS-MIX-021",
    "seats": 10,
    "rating": 4.7,
    "tags": ["hybrid", "assembly"],
    "description": "Combine thrown and hand-built components for refined compound forms."
  },
  {
    "id": "CLS-022",
    "title": "Cylinders to Curves: Advanced Profiles",
    "level": "Advanced",
    "technique": "Wheel",
    "durationHours": 8,
    "price": 440,
    "sku": "SS-WHL-022",
    "seats": 8,
    "rating": 4.8,
    "tags": ["profiles", "curves"],
    "description": "Transition cylinders into advanced profiles using controlled radii and caliper checks."
  }
]