:root {
  --bg: #f7f5f1;
  --panel: #ffffff;
  --ink: #23232a;
  --muted: #666473;
  --primary: #5b3d82;
  --primary-dark: #40285f;
  --border: #ded8e8;
  --soft: #efeaf7;
  --shadow: 0 20px 55px rgba(44, 34, 65, 0.13);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, var(--soft), transparent 32%), var(--bg);
  color: var(--ink);
}
.app-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; padding: 34px 44px 20px; }
h1 { margin: 0; font-size: 44px; line-height: 1; letter-spacing: -0.04em; }
h1 span { font-size: 18px; color: var(--primary); vertical-align: super; }
h2 { margin: 28px 0 14px; font-size: 18px; }
h3 { margin: 0 0 6px; font-size: 24px; }
.subhead, .hint, .preview-header p, footer p { color: var(--muted); }
.hint { font-size: 12px; line-height: 1.45; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; color: var(--primary); font-weight: 850; font-size: 12px; margin: 0 0 8px; }
.layout { display: grid; grid-template-columns: minmax(390px, 0.92fr) minmax(560px, 1.08fr); gap: 24px; padding: 0 44px 34px; }
.panel { background: rgba(255,255,255,.95); border: 1px solid var(--border); border-radius: 24px; box-shadow: var(--shadow); padding: 24px; }
.grid.two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: grid; gap: 7px; font-size: 13px; font-weight: 750; color: var(--muted); }
input, select, textarea { width: 100%; border: 1px solid var(--border); border-radius: 12px; padding: 11px 12px; font: inherit; color: var(--ink); background: #fff; }
input[type="color"] { padding: 4px; height: 43px; }
textarea { resize: vertical; line-height: 1.45; }
button { border: 0; border-radius: 12px; background: var(--primary); color: #fff; padding: 11px 16px; font-weight: 850; cursor: pointer; }
button:hover { filter: brightness(.94); }
button:disabled { opacity: .45; cursor: not-allowed; }
.secondary { background: var(--soft); color: var(--primary-dark); border: 1px solid var(--border); }
.ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.full { width: 100%; margin-top: 12px; }
.header-actions, .button-stack { display: flex; gap: 10px; flex-wrap: wrap; }
.preview-header { display: flex; justify-content: space-between; gap: 18px; align-items: flex-start; }
.button-stack { justify-content: flex-end; }
.brand-editor { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: end; }
.brand-editor label:nth-child(3) { grid-column: span 2; }
.checkbox-row { display: flex; flex-wrap: wrap; gap: 16px; padding: 14px; background: var(--soft); border-radius: 14px; }
.checkbox-row label { display: flex; align-items: center; gap: 8px; color: var(--ink); }
.checkbox-row input { width: auto; }
.workout-card { border: 1px solid var(--border); border-radius: 18px; padding: 16px; margin-bottom: 14px; background: #fff; }
.workout-title-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: end; margin-bottom: 14px; }
.exercise-grid { display: grid; grid-template-columns: 1.5fr .8fr 1fr auto; gap: 8px; margin-bottom: 8px; align-items: end; }
.exercise-grid button { padding: 10px 12px; }
.status-card { border: 1px solid var(--border); border-radius: 14px; padding: 12px 14px; margin-top: 14px; font-size: 13px; }
.muted-status { color: var(--muted); background: #fbfafc; }
.good-status { color: #184b2e; background: #edf8f1; border-color: #c8e8d3; }
.bad-status { color: #7c1d1d; background: #fdf1f1; border-color: #f1c7c7; }
.brand-card { display: flex; align-items: center; gap: 18px; border: 1px solid var(--border); border-left: 8px solid var(--primary); border-radius: 18px; padding: 18px; margin: 18px 0; background: linear-gradient(120deg, #fff, var(--soft)); }
.logo-box, .logo-image { width: 82px; height: 82px; border-radius: 18px; }
.logo-image.wide-logo { width: 190px; height: 70px; border-radius: 14px; }
.logo-box { display: grid; place-items: center; background: var(--primary); color: #fff; font-weight: 900; font-size: 22px; }
.logo-image { object-fit: contain; background: #fff; border: 1px solid var(--border); padding: 6px; display: none; }
.preview-content { display: grid; gap: 20px; }
.preview-workout { border: 1px solid var(--border); border-radius: 18px; overflow: hidden; background: #fff; }
.preview-workout h4 { margin: 0; padding: 14px 16px; background: var(--primary); color: #fff; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { border: 1px solid var(--border); padding: 9px; text-align: left; vertical-align: top; }
th { background: var(--soft); color: var(--primary-dark); }
.tracking-cell { min-width: 82px; color: var(--muted); line-height: 1.5; }
footer { padding: 0 44px 34px; }
@media (max-width: 980px) {
  .layout { grid-template-columns: 1fr; padding: 0 18px 24px; }
  .app-header { padding: 24px 18px 18px; flex-direction: column; }
  .grid.two, .exercise-grid, .brand-editor { grid-template-columns: 1fr; }
  .brand-editor label:nth-child(3) { grid-column: auto; }
}