:root {
  /* Core palette */
  --bg: #f6f7fb;
  --bg-soft: #eef0fb;
  --panel: #ffffff;
  --panel-muted: #f8f9ff;
  --ink: #1f1f24;
  --muted: #666870;
  --accent: #736fff;
  --accent-dark: color-mix(in srgb, var(--accent) 70%, black);
  --accent-2: color-mix(in srgb, var(--accent) 18%, white);
  --line: rgba(32, 36, 31, 0.12);
  --line-warm: rgba(31, 33, 28, 0.12);
  --shadow: 0 18px 50px rgba(35, 37, 28, 0.12);
  --warn: #9a5b12;
  --danger: #ff266a;
  --danger-ink: #d41757;
  --transparent: transparent;

  /* Shared surfaces */
  --body-bg: var(--bg);
  --body-bg-photo-set: radial-gradient(circle at top left, color-mix(in srgb, var(--accent) 12%, transparent), transparent 30%), linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  --table-head-bg: #fafbf8;
  --success-bg: #f0f8f5;
  --success-soft-bg: #e9f3ef;
  --success-border: color-mix(in srgb, var(--accent) 28%, transparent);
  --warning-bg: #fff8ef;
  --warning-soft-bg: #f5eee3;
  --warning-border: rgba(154, 91, 18, 0.35);
  --warning-ink: #6f3f08;
  --like-bg: #dff4eb;
  --like-ink: #0e4a3b;
  --neutral-chip-bg: #ece7df;
  --neutral-chip-border: #6d7368;
  --neutral-chip-ink: #31372d;
  --heart-bg: #ffe4ee;
  --modal-backdrop-bg: rgba(18, 22, 18, 0.6);
  --overlay-shade-bg: rgba(0, 0, 0, 0.48);
  --crop-border: rgba(255, 255, 255, 0.92);
  --faint-dark-line: rgba(0, 0, 0, 0.08);
  --accent-shadow-soft: color-mix(in srgb, var(--accent) 12%, transparent);

  /* Typography */
  --font: "IBM Plex Sans", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--ink);
  background: var(--body-bg, var(--bg));
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 12px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: white;
  box-shadow: 0 1px 0 color-mix(in srgb, black 8%, transparent);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background-color 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.button:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  box-shadow: 0 8px 18px var(--accent-shadow-soft);
}

.button:active {
  box-shadow: 0 1px 0 color-mix(in srgb, black 10%, transparent);
  transform: translateY(1px);
}

.button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 28%, transparent);
  outline-offset: 2px;
}

.button.secondary {
  background: white;
  color: var(--accent);
}

.button.secondary:hover {
  background: var(--accent-2);
  color: var(--accent-dark);
}

.button.danger {
  border-color: var(--danger);
  background: var(--danger);
  color: white;
}

.button.danger:hover {
  border-color: var(--danger-ink);
  background: var(--danger-ink);
}

.button:disabled,
.button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.64;
  transform: none;
}

.button.small {
  min-height: 30px;
  padding: 6px 10px;
  border-radius: 10px;
  font-size: 0.9rem;
}

.button.active {
  background: var(--accent);
  color: white;
}

.app-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
  padding: 6px 0 8px;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  min-width: 0;
}

.brand-link img {
  display: block;
  width: min(190px, 48vw);
  height: auto;
}

.nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

@media (max-width: 760px) {
  .app-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-actions {
    justify-content: flex-start;
    width: 100%;
  }
}