:root {
  color-scheme: dark;
  --bg: #080b14;
  --surface: #101522;
  --surface-2: #151c2d;
  --border: #293149;
  --text: #f4f7ff;
  --muted: #9aa6bd;
  --accent: #76e6a8;
  --accent-strong: #36c978;
  --blue: #8bb5ff;
  --danger: #ff8d8d;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 10% 5%, rgba(70, 91, 150, 0.2), transparent 30rem),
    radial-gradient(circle at 90% 20%, rgba(54, 201, 120, 0.11), transparent 26rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.shell { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 36px 0 48px; }
.topbar, .section-heading, .mix-header, .setup-actions, .queue-footer, footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.topbar { margin-bottom: 22px; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(2rem, 5vw, 3.3rem); letter-spacing: -0.055em; line-height: 1; }
h2 { margin-bottom: 4px; font-size: 1.35rem; letter-spacing: -0.025em; }
h3 { margin-bottom: 4px; }
.eyebrow { margin-bottom: 8px; color: var(--accent); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
.panel { border: 1px solid var(--border); border-radius: 20px; background: linear-gradient(145deg, rgba(21, 28, 45, 0.96), rgba(13, 18, 31, 0.96)); box-shadow: var(--shadow); }
.setup-panel { padding: 24px; margin-bottom: 18px; }
.section-heading p, .mix-header p { margin-bottom: 0; color: var(--muted); }
.section-heading.compact { align-items: flex-start; }
.setup-grid { display: grid; grid-template-columns: 1.2fr 0.8fr 1fr 1fr; gap: 14px; margin-top: 22px; }
label span { display: block; margin-bottom: 7px; color: #d7deed; font-size: 0.88rem; font-weight: 700; }
label small { color: var(--muted); font-weight: 500; }
input, select {
  width: 100%; min-height: 46px; border: 1px solid var(--border); border-radius: 11px;
  background: #0b1020; color: var(--text); padding: 0 13px; outline: none;
}
input:focus, select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(139, 181, 255, 0.15); }
.field-help { display: block; margin-top: 0.45rem; color: var(--muted); font-size: 0.78rem; line-height: 1.35; }
.mix-header { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--border); }
.mix-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
.mix-control { padding: 12px; border: 1px solid var(--border); border-radius: 12px; background: rgba(6, 10, 19, 0.45); }
.mix-control label { display: flex; align-items: center; justify-content: space-between; gap: 8px; color: #dce4f4; font-size: 0.86rem; font-weight: 700; }
.mix-control input { min-height: 24px; height: 24px; padding: 0; accent-color: var(--accent-strong); }
.mix-control output { color: var(--accent); font-variant-numeric: tabular-nums; }
.setup-actions { margin-top: 20px; justify-content: flex-start; }
.helper-text { margin: 0; color: var(--muted); font-size: 0.9rem; }
.primary-button, .ghost-button, .outcome-button, .text-button {
  border: 0; border-radius: 11px; cursor: pointer; font-weight: 800; transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
}
.primary-button { min-height: 46px; padding: 0 18px; background: var(--accent); color: #07110c; }
.primary-button:hover { background: #94f1ba; transform: translateY(-1px); }
.primary-button:disabled { opacity: 0.55; cursor: wait; transform: none; }
.ghost-button { min-height: 42px; padding: 0 15px; border: 1px solid var(--border); background: rgba(16, 21, 34, 0.72); color: var(--text); }
.ghost-button:hover { border-color: #52607c; background: var(--surface-2); }
.text-button { padding: 6px 0; background: transparent; color: var(--blue); }
.text-button.danger { color: var(--danger); }
.status-badge, .rating-badge { border-radius: 999px; padding: 6px 10px; font-size: 0.78rem; font-weight: 800; }
.status-badge { background: #252b3b; color: var(--muted); }
.status-badge.synced { background: rgba(54, 201, 120, 0.15); color: var(--accent); }
.rating-badge { background: rgba(139, 181, 255, 0.14); color: var(--blue); }
.workspace-grid { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(270px, 0.8fr); gap: 18px; }
.recommendation-panel, .stats-panel, .history-panel { padding: 24px; }
.empty-state { min-height: 315px; display: grid; place-content: center; justify-items: center; text-align: center; color: var(--muted); }
.empty-state p { max-width: 420px; margin-bottom: 0; }
.empty-mark { display: grid; place-items: center; width: 64px; height: 64px; margin-bottom: 16px; border: 1px solid var(--border); border-radius: 18px; color: var(--accent); font-size: 1.7rem; font-weight: 900; background: #0b1020; }
.problem-card { padding: 34px 0 18px; }
.problem-code { margin-bottom: 8px; color: var(--blue); font-size: 0.85rem; font-weight: 850; letter-spacing: 0.1em; text-transform: uppercase; }
.problem-card h3 { max-width: 700px; margin-bottom: 10px; font-size: clamp(1.7rem, 4vw, 2.7rem); line-height: 1.08; letter-spacing: -0.045em; }
.problem-reason { max-width: 620px; color: var(--muted); }
.problem-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 26px 0; }
.link-button { display: inline-flex; align-items: center; text-decoration: none; }
.outcome-block { border-top: 1px solid var(--border); padding-top: 20px; }
.outcome-block > p { color: #d7deed; font-weight: 700; }
.outcome-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.outcome-button { min-height: 44px; padding: 0 10px; border: 1px solid var(--border); background: #0c1120; color: #dce4f4; }
.outcome-button:hover { border-color: #596781; transform: translateY(-1px); }
.outcome-button.solved { border-color: rgba(118, 230, 168, 0.42); color: var(--accent); }
.queue-footer { border-top: 1px solid var(--border); padding-top: 16px; color: var(--muted); font-size: 0.78rem; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 20px; }
.stats-grid div { padding: 14px 10px; border: 1px solid var(--border); border-radius: 12px; background: rgba(6, 10, 19, 0.42); }
.stats-grid strong, .stats-grid span { display: block; }
.stats-grid strong { font-size: 1.35rem; }
.stats-grid span { color: var(--muted); font-size: 0.74rem; }
.last-result { display: flex; justify-content: space-between; gap: 12px; margin-top: 12px; padding: 15px; border-radius: 12px; background: rgba(118, 230, 168, 0.08); }
.last-result span { color: var(--muted); }
.privacy-note { margin: 22px 0 0; color: var(--muted); font-size: 0.86rem; }
.history-panel { margin-top: 18px; }
.history-actions { display: flex; align-items: center; gap: 16px; }
.manual-log { margin-top: 20px; padding: 16px; border: 1px solid var(--border); border-radius: 14px; background: rgba(6, 10, 19, 0.42); }
.manual-log form { display: grid; grid-template-columns: minmax(260px, 1.5fr) minmax(150px, 0.7fr) minmax(160px, 0.7fr) auto; gap: 10px; align-items: end; }
.manual-log .primary-button { white-space: nowrap; }
.manual-log .helper-text { margin-top: 10px; }
.table-wrap { overflow-x: auto; margin-top: 18px; }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
th, td { padding: 13px 11px; border-bottom: 1px solid var(--border); text-align: left; }
th { color: var(--muted); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; }
td { color: #dfe6f5; font-size: 0.9rem; }
.empty-row td { padding: 28px 10px; color: var(--muted); text-align: center; }
.history-link { color: var(--text); font-weight: 750; text-decoration: none; }
.history-link:hover { color: var(--accent); }
.outcome-pill { display: inline-block; border-radius: 999px; padding: 4px 8px; background: #222a3d; color: #dfe6f5; font-size: 0.75rem; font-weight: 800; }
.outcome-pill.solved { background: rgba(54, 201, 120, 0.14); color: var(--accent); }
footer { padding: 22px 3px 0; color: var(--muted); font-size: 0.82rem; }
footer a { color: var(--blue); }
.hidden { display: none !important; }

@media (max-width: 850px) {
  .setup-grid { grid-template-columns: repeat(2, 1fr); }
  .mix-grid { grid-template-columns: repeat(2, 1fr); }
  .workspace-grid { grid-template-columns: 1fr; }
  .manual-log form { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 580px) {
  .shell { width: min(100% - 20px, 1120px); padding-top: 22px; }
  .topbar, .section-heading, .mix-header, .setup-actions, footer { align-items: flex-start; flex-direction: column; }
  .setup-grid, .mix-grid { grid-template-columns: 1fr; }
  .setup-panel, .recommendation-panel, .stats-panel, .history-panel { padding: 18px; border-radius: 16px; }
  .history-actions { width: 100%; justify-content: space-between; }
  .manual-log form { grid-template-columns: 1fr; }
  .outcome-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: 1fr; }
  .queue-footer { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}