/*
Theme Name: Lunzer Part Generator
Theme URI: https://example.com/
Author: OpenAI
Description: Dark engineering-themed WordPress theme for generating unique Lunzer part numbers.
Version: 1.3.0
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
Text Domain: lunzer-part-generator
*/

:root {
    --bg-color: #121212;
    --card-bg: rgba(34, 34, 34, 0.7);
    --electric-blue: #00E5FF;
    --electric-blue-hover: #00B8D4;
    --text-primary: #f5f5f5;
    --text-secondary: #aaaaaa;
    --border-color: rgba(0, 229, 255, 0.2);
    --input-bg: rgba(18, 18, 18, 0.8);
    --input-focus: rgba(0, 229, 255, 0.5);
    --danger: #ff4444;
    --success: #15d274;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    background-image:
        radial-gradient(circle at 15% 50%, rgba(0, 229, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 85% 30%, rgba(0, 229, 255, 0.08) 0%, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

h1 { font-size: 2.2rem; font-weight: 700; margin-bottom: 0.5rem; }
h2 { font-size: 1.8rem; margin-bottom: 1rem; }
.subtitle { color: var(--text-secondary); margin-bottom: 2rem; font-size: 1rem; }

.navbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 1rem 5%; background: rgba(18, 18, 18, 0.8);
    backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-color);
    position: sticky; top: 0; z-index: 100;
}
.logo a { font-weight: 700; font-size: 1.5rem; color: var(--electric-blue); letter-spacing: 2px; text-decoration: none; }
.nav-links { display: flex; gap: 2rem; }
.nav-links a { color: var(--text-primary); text-decoration: none; font-weight: 600; transition: color 0.3s ease; }
.nav-links a:hover, .nav-links a.active { color: var(--electric-blue); }

.container { max-width: 900px; margin: 3rem auto; padding: 0 1.5rem; }
.catalogue-container { max-width: 1200px; }
.glassmorphism {
    background: var(--card-bg); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08); border-top: 1px solid rgba(255, 255, 255, 0.15);
    border-left: 1px solid rgba(255, 255, 255, 0.15); border-radius: 16px; padding: 3rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}
.notice-box {
    margin-bottom: 1.5rem; padding: 1rem 1.25rem; border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.08); background: rgba(255,255,255,0.05);
}
.notice-success { border-color: rgba(21,210,116,.35); color: #d8ffea; background: rgba(21,210,116,.12); }
.notice-error { border-color: rgba(255,68,68,.35); color: #ffdede; background: rgba(255,68,68,.12); }
.generated-part { font-family: monospace; font-size: 1.1rem; color: var(--electric-blue); font-weight: 700; }
.grid-two { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1.25rem; }
.form-group { margin-bottom: 1.5rem; }
label { display: block; margin-bottom: 0.5rem; font-weight: 600; color: var(--text-secondary); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.5px; }
select, input[type="text"], textarea {
    width: 100%; padding: 1rem; background: var(--input-bg); border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px; color: var(--text-primary); font-family: 'Inter', sans-serif; font-size: 1rem; transition: all 0.3s ease;
}
textarea { min-height: 120px; resize: vertical; }
select:focus, input[type="text"]:focus, textarea:focus {
    outline: none; border-color: var(--input-focus); box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.15);
}
select {
    appearance: none; -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23aaaaaa%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat; background-position: right 1rem top 50%; background-size: 0.65rem auto;
}
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 1rem 1.5rem;
    font-size: 1rem; font-weight: 600; border: none; border-radius: 8px; cursor: pointer; transition: all 0.3s ease;
    font-family: inherit; text-decoration: none;
}
.btn-primary { background: var(--electric-blue); color: #000; width: 100%; margin-top: 1rem; box-shadow: 0 4px 15px rgba(0, 229, 255, 0.4); }
.btn-primary:hover { background: var(--electric-blue-hover); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0, 229, 255, 0.5); }
.btn-secondary { background: rgba(255,255,255,0.1); color: var(--text-primary); border: 1px solid rgba(255,255,255,0.2); }
.btn-secondary:hover { background: rgba(255,255,255,0.15); }
.catalogue-header { display:flex; justify-content:space-between; align-items:center; gap:1rem; flex-wrap:wrap; margin-bottom:.5rem; }
.table-container { overflow-x: auto; border: 1px solid rgba(255,255,255,0.08); border-radius: 12px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 1rem; text-align: left; border-bottom: 1px solid rgba(255,255,255,0.08); }
th { color: var(--text-secondary); text-transform: uppercase; font-size: 0.8rem; letter-spacing: .05em; }
.part-number-cell { font-family: monospace; color: var(--electric-blue); font-weight: 700; }
.empty-state { text-align:center; padding:2rem 1rem; color: var(--text-secondary); }
.site-footer { text-align:center; color: var(--text-secondary); padding: 2rem 1rem 3rem; }
.help-text { color: var(--text-secondary); font-size: .9rem; margin-top: .5rem; }
@media (max-width: 768px) {
    .navbar { padding: 1rem 1.25rem; }
    .nav-links { gap: 1rem; }
    .glassmorphism { padding: 1.5rem; }
    .grid-two { grid-template-columns: 1fr; }
    h1 { font-size: 1.8rem; }
}


.generated-wrap { display:flex; align-items:center; gap:1rem; margin-top:.65rem; flex-wrap:wrap; }
.btn-copy { background: rgba(255,255,255,0.1); color: var(--text-primary); border: 1px solid rgba(255,255,255,0.18); padding: .8rem 1rem; }
.btn-copy:hover { background: rgba(255,255,255,0.16); }
.copy-status { margin-top: .6rem; min-height: 1.2rem; color: var(--text-secondary); font-size: .92rem; }