:root { color-scheme: light; font-family: Inter, system-ui, sans-serif; background: #f2efe9; color: #20302d; }
* { box-sizing: border-box; }
body { margin: 0; }
.shell { width: min(100%, 720px); margin: 0 auto; padding: 24px 16px 56px; }
header { padding: 20px 4px; }
h1 { font-size: clamp(2rem, 8vw, 3.4rem); line-height: .98; margin: 8px 0 16px; letter-spacing: -.04em; }
h2 { margin-top: 0; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .75rem; color: #57716a; }
.card { background: #fffdf8; border: 1px solid #d8d2c8; border-radius: 18px; padding: 20px; margin: 14px 0; box-shadow: 0 8px 24px rgba(38, 56, 51, .05); }
.card.error { border-color: #a75050; }
label { display: grid; gap: 8px; margin: 14px 0; font-weight: 600; }
.check { grid-template-columns: auto 1fr; align-items: start; font-weight: 400; }
input[type="text"], input:not([type]) { width: 100%; border: 1px solid #b8c2bd; border-radius: 10px; padding: 12px; font: inherit; }
input[type="range"] { width: 100%; accent-color: #2f6b5d; }
button { width: 100%; border: 0; border-radius: 14px; padding: 15px 20px; background: #275f53; color: white; font: 700 1rem inherit; cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .6; }
button.secondary { background: #dfe9e4; color: #20302d; }
button:focus-visible, input:focus-visible { outline: 3px solid #e4a94e; outline-offset: 2px; }
.resource-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(145px, 1fr)); gap: 10px; }
.resource, .scenario { border-radius: 12px; padding: 14px; background: #edf3ef; }
.resource { display: grid; gap: 6px; }
.scenario { margin-top: 10px; }
.scenario h3 { margin: 0; }
.scenario-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.scenario-actions button:first-child { grid-column: 1 / -1; }
.muted { color: #64736f; }
.empty { margin: 0; color: #64736f; font-style: italic; }
.notice { border-left: 4px solid #e4a94e; padding-left: 12px; }
[hidden] { display: none !important; }