:root {
    --olive-50: #f5f7ee;
    --olive-100: #e8ecdb;
    --olive-200: #d2dbbb;
    --olive-300: #b5c492;
    --olive-400: #99ad6e;
    --olive-600: #60723e;
    --olive-700: #4b5932;
    --olive-800: #3e482c;
    --olive-950: #232b18;
    --surface: #fff;
    --danger: #a13c33;
}

* { box-sizing: border-box; }
body { min-width: 320px; margin: 0; padding: 0 24px 24px; color: var(--olive-950); background: var(--olive-50); font: 400 15px/1.55 'Inter', Arial, sans-serif; }
body::before { content: ''; position: fixed; z-index: -1; inset: 0; opacity: .6; background: radial-gradient(circle at 100% 0, var(--olive-200), transparent 38rem), radial-gradient(circle at 0 100%, var(--olive-100), transparent 35rem); }
.site-header { max-width: 1200px; display: flex; align-items: end; justify-content: space-between; gap: 24px; margin: 0 auto 32px; padding: 28px 0 20px; border-bottom: 1px solid var(--olive-200); }
.site-header h1 { margin: 2px 0 0; font-size: clamp(24px, 4vw, 32px); letter-spacing: -.04em; }
.site-header p { margin: 0; color: var(--olive-700); font-size: 13px; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.eyebrow { color: var(--olive-600); font: 700 10px/1.2 'JetBrains Mono', monospace; letter-spacing: .13em; text-transform: uppercase; }
.main-container { display: grid; grid-template-columns: minmax(310px, .85fr) minmax(320px, 1fr) minmax(280px, .75fr); max-width: 1200px; gap: 20px; align-items: start; margin: auto; }
.left-column { display: grid; gap: 20px; }
.form-container, .results-container, .manual-container, .known-frame-container { border: 1px solid var(--olive-200); border-radius: 16px; background: color-mix(in srgb, var(--surface) 92%, transparent); box-shadow: 0 10px 30px rgba(75, 89, 50, .08); }
.form-container, .results-container, .manual-container, .known-frame-container { padding: 22px; }
.form-container h2 { margin: 0 0 18px; font-size: 20px; line-height: 1.25; letter-spacing: -.025em; }
.manual-container h3, .results-container h3 { margin: 0; font-size: 16px; }
input { width: 100%; margin: 0 0 10px; padding: 11px 12px; border: 1px solid var(--olive-300); border-radius: 12px; outline: 0; color: var(--olive-950); background: var(--surface); transition: border-color .15s, box-shadow .15s; }
input:focus { border-color: var(--olive-600); box-shadow: 0 0 0 3px rgba(96, 114, 62, .16); }
input::-webkit-outer-spin-button, input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.distance, .holeSize { min-height: 26px; margin-top: 8px; padding: 7px 10px; border-radius: 8px; color: var(--olive-700); background: var(--olive-100); font: 700 14px/1.4 'JetBrains Mono', monospace; }
button { margin: 4px 6px 0 0; padding: 10px 15px; border: 1px solid var(--olive-600); border-radius: 12px; color: #fff; background: var(--olive-600); cursor: pointer; font: 700 13px/1 'Inter', sans-serif; transition: background .15s, border-color .15s, transform .15s; }
button:hover { border-color: var(--olive-700); background: var(--olive-700); transform: translateY(-1px); }
button#reset { border-color: var(--danger); background: transparent; color: var(--danger); }
button#reset:hover { background: var(--danger); color: #fff; }
#resultsTable { width: 100%; margin-top: 12px; border-collapse: collapse; font-size: 12px; }
#resultsTable th, #resultsTable td { padding: 8px 7px; border-bottom: 1px solid var(--olive-200); text-align: left; }
#resultsTable th { color: var(--olive-50); background: var(--olive-800); font: 700 10px/1.3 'JetBrains Mono', monospace; letter-spacing: .05em; text-transform: uppercase; }
#resultsTable th:first-child { border-radius: 8px 0 0 8px; } #resultsTable th:last-child { border-radius: 0 8px 8px 0; }
#resultsTable tr:nth-child(even) { background: var(--olive-50); } #resultsTable tr:hover { background: var(--olive-100); }
.delete-btn { margin: 0; padding: 4px 7px; border-color: transparent; background: transparent; color: var(--danger); font-size: 16px; } .delete-btn:hover { border-color: transparent; background: #f5e2df; color: var(--danger); }
.manual-text { margin: 14px 0; color: var(--olive-700); }.manual-text.notes { padding: 12px; border-left: 3px solid var(--olive-400); border-radius: 0 8px 8px 0; background: var(--olive-100); }.manual-image { width: 100%; max-width: 300px; height: auto; margin: 8px 0; border: 1px solid var(--olive-200); border-radius: 12px; }.manual-container hr { border: 0; border-top: 1px solid var(--olive-200); margin: 24px 0; }
.known-frame-container { padding: 12px; }.frame-block { margin: 0; padding: 8px; border-radius: 12px; }.frame-block + .frame-block { margin-top: 4px; }.frame-name { display: flex; align-items: center; justify-content: space-between; margin: 0; padding: 11px 10px; border-radius: 8px; color: var(--olive-950); cursor: pointer; font-size: 16px; font-weight: 700; user-select: none; }.frame-name:hover { background: var(--olive-100); }.frame-name::after { content: '⌄'; color: var(--olive-600); }.frame-block.open .frame-name::after { transform: rotate(180deg); }.frame-content { max-height: 0; overflow: hidden; padding: 0 10px; transition: max-height .3s ease, padding .3s ease; }.frame-block.open .frame-content { max-height: 500px; padding: 10px; }.hole-sizes { display: grid; grid-template-columns: 1fr minmax(130px, 1.4fr); gap: 12px; align-items: start; margin: 8px 0; }.position { font-weight: 700; color: var(--olive-700); }.dimensions { width: auto; margin: 0; padding: 8px 10px; border-radius: 8px; background: var(--olive-50); }.dimensions p { margin: 0; }.dimension, .units { font-family: 'JetBrains Mono', monospace; font-weight: 700; }.dimension { color: var(--olive-600); }.units { margin-left: 4px; font-size: 11px; color: var(--olive-700); }
.site-footer { max-width: 1200px; display: flex; align-items: center; justify-content: center; gap: 18px; margin: 28px auto 0; padding: 18px 0 0; border-top: 1px solid var(--olive-200); color: var(--olive-700); font-size: 12px; }.site-footer p { margin: 0; }.social-links { display: flex; gap: 6px; }.social-links a { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border: 1px solid transparent; border-radius: 10px; color: var(--olive-700); }.social-links a:hover { border-color: var(--olive-200); color: var(--olive-600); background: var(--olive-100); }
.theme-toggle { margin: 0; border: 1px solid var(--olive-300); background: var(--olive-100); color: var(--olive-700); }.theme-toggle:hover { border-color: var(--olive-600); background: var(--olive-200); }
html[data-theme="dark"] { color-scheme: dark; --olive-50: #232b18; --olive-100: #2b341d; --olive-200: #3e482c; --olive-300: #4b5932; --olive-400: #7c9151; --olive-600: #b5c492; --olive-700: #d2dbbb; --olive-800: #e8ecdb; --olive-950: #f5f7ee; --surface: #363f28; }
html[data-theme="dark"] body::before { opacity: .35; } html[data-theme="dark"] .form-container, html[data-theme="dark"] .results-container, html[data-theme="dark"] .manual-container, html[data-theme="dark"] .known-frame-container { box-shadow: 0 10px 30px rgba(0, 0, 0, .2); } html[data-theme="dark"] .theme-toggle { color: var(--olive-800); background: var(--olive-200); } html[data-theme="dark"] .theme-toggle:hover { background: var(--olive-300); } html[data-theme="dark"] #resultsTable tr:nth-child(even), html[data-theme="dark"] .dimensions { background: #2b341d; } html[data-theme="dark"] .manual-text.notes, html[data-theme="dark"] .distance, html[data-theme="dark"] .holeSize { background: #3e482c; } html[data-theme="dark"] input { background: #2b341d; }
@media (max-width: 960px) { .main-container { grid-template-columns: 1fr 1fr; }.known-frame-container { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }.frame-block + .frame-block { margin-top: 0; } }
@media (max-width: 680px) { body { padding: 0 12px 18px; }.site-header { align-items: start; flex-direction: column; gap: 8px; margin-bottom: 20px; padding: 20px 0 16px; }.header-actions { width: 100%; justify-content: space-between; }.main-container { grid-template-columns: 1fr; gap: 12px; }.known-frame-container { grid-column: auto; display: block; }.frame-block + .frame-block { margin-top: 4px; }.form-container, .results-container, .manual-container, .known-frame-container { padding: 16px; }.site-footer { flex-direction: column; gap: 8px; text-align: center; } }