:root { color-scheme: light; font-family: Inter, ui-sans-serif, system-ui, sans-serif; color: #173b37; background: #f2faf8; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at top right, #d8f5e9, transparent 38%), #f2faf8; }
.shell { width: min(980px, calc(100% - 32px)); margin: 0 auto; padding: 56px 0; }
.header, .toolbar { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.header { margin-bottom: 28px; }
.eyebrow, .label { color: #0e8d78; text-transform: uppercase; letter-spacing: .1em; font-size: .72rem; font-weight: 700; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 10px; font-size: clamp(2rem, 5vw, 3.5rem); letter-spacing: -.04em; }
h2 { margin-bottom: 8px; }
.subtitle { color: #56736f; font-size: 1.05rem; }
.card { border: 1px solid #d9ebe6; border-radius: 20px; background: rgba(255,255,255,.9); box-shadow: 0 14px 40px rgba(17, 74, 64, .08); padding: 24px; margin-bottom: 20px; }
.empty-state { padding: 48px 24px; text-align: center; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.section-title, .wide { grid-column: 1 / -1; }
.section-title p { color: #6a8480; margin-bottom: 0; }
label { display: grid; gap: 7px; font-weight: 700; color: #28534c; }
input, select { width: 100%; border: 1px solid #b9d7d0; border-radius: 10px; padding: 12px 13px; background: #fff; color: #173b37; font: inherit; }
input:focus, select:focus { outline: 3px solid #b4edda; border-color: #0e8d78; }
.button { border: 0; border-radius: 10px; padding: 12px 18px; font: inherit; font-weight: 800; cursor: pointer; }
.primary { background: #0e8d78; color: #fff; }
.secondary { background: #e6f2ef; color: #176559; }
.danger { background: #a53e4f; color: #fff; }
.button:disabled { opacity: .55; cursor: wait; }
.message { min-height: 24px; border-radius: 10px; padding: 12px; }
.message.success { background: #dff7eb; color: #17684f; }
.message.error { background: #fde5e7; color: #8b2839; }
.hidden { display: none; }
code { background: #edf6f3; border-radius: 5px; padding: 2px 5px; }
@media (max-width: 680px) { .header, .toolbar { align-items: flex-start; flex-direction: column; } .form-grid { grid-template-columns: 1fr; } }