:root {
  --brand-primary: #e53935;
  --brand-secondary: #1e88e5;
  --brand-tertiary: #43a047;
  --brand-black: #111111;
  --brand-white: #ffffff;

  --bg: var(--brand-white);
  --bg-accent: var(--brand-secondary);
  --text: var(--brand-black);
  --muted: var(--brand-black);
  --brand: var(--brand-primary);
  --brand-dark: var(--brand-secondary);
  --card: var(--brand-white);
  --danger: var(--brand-tertiary);
  --success: var(--brand-secondary);
  --border: var(--brand-black);
  --shadow: 0 6px 16px rgba(17, 17, 17, 0.12);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background: var(--bg);
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg-accent) 16%, var(--brand-white)) 0%, var(--bg) 220px);
}

.container { width: min(1080px, 92vw); margin: 0 auto; }
.site-header {
  background: var(--brand-black);
  background: color-mix(in srgb, var(--brand-black) 90%, var(--brand-primary));
  color: var(--brand-white);
  padding: 0.8rem 0;
}
.header-inner { display: flex; gap: 1rem; align-items: center; justify-content: space-between; }
.brand {
  color: var(--brand-white);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
}
.brand-logo {
  height: 38px;
  width: auto;
  display: block;
}
.nav-links { display: flex; gap: 0.8rem; flex-wrap: wrap; align-items: center; }
.nav-links a, .link-button {
  color: var(--brand-white);
  text-decoration: none;
  background: none;
  border: 0;
  font: inherit;
  cursor: pointer;
}

main.container { padding: 1rem 0 3rem; }
h1, h2, h3 { line-height: 1.2; }

.hero {
  background: var(--card);
  border: 1px solid color-mix(in srgb, var(--border) 35%, var(--brand-white));
  box-shadow: var(--shadow);
  border-radius: 14px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.search-form, .stack-form { display: grid; gap: 0.8rem; }
label { display: grid; gap: 0.35rem; font-weight: 600; }
input, select, textarea, button {
  font: inherit;
  border: 1px solid color-mix(in srgb, var(--border) 30%, var(--brand-white));
  border-radius: 8px;
  padding: 0.6rem;
}
button {
  background: var(--brand);
  color: var(--brand-white);
  border: 1px solid color-mix(in srgb, var(--brand-black) 30%, var(--brand));
  cursor: pointer;
}
button:hover { background: var(--brand-dark); }

.media-grid, .spot-grid, .spot-candidate-grid, .poll-option-grid {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
}
.card {
  background: var(--card);
  border: 1px solid color-mix(in srgb, var(--border) 30%, var(--brand-white));
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.card a { color: inherit; text-decoration: none; display: block; }
.card h3, .card h2, .card p { margin: 0; padding: 0.5rem 0.7rem; }
.card img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.media-placeholder {
  height: 140px;
  display: grid;
  place-items: center;
  background: var(--brand-secondary);
  background: color-mix(in srgb, var(--brand-secondary) 16%, var(--brand-white));
  color: var(--brand-black);
  font-weight: 700;
}

.split { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; } }

.flash { padding: 0.7rem; border-radius: 8px; margin-bottom: 1rem; border: 1px solid transparent; }
.flash.success {
  background: var(--brand-white);
  background: color-mix(in srgb, var(--success) 16%, var(--brand-white));
  border-color: var(--success);
  border-color: color-mix(in srgb, var(--success) 40%, var(--brand-white));
  color: var(--brand-black);
  color: color-mix(in srgb, var(--brand-black) 45%, var(--success));
}
.flash.error {
  background: var(--brand-white);
  background: color-mix(in srgb, var(--danger) 16%, var(--brand-white));
  border-color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 40%, var(--brand-white));
  color: var(--brand-black);
  color: color-mix(in srgb, var(--brand-black) 45%, var(--danger));
}

.inline-form { display: inline-flex; margin: 0; }
.inline-form button { padding: 0.35rem 0.55rem; font-size: 0.92rem; }
.muted { color: color-mix(in srgb, var(--muted) 65%, var(--brand-white)); }
.inline-form + .inline-form { margin-left: 0.4rem; }

.media-stage img, .media-stage video {
  width: 100%;
  max-height: 70vh;
  object-fit: contain;
  border-radius: 10px;
  border: 1px solid color-mix(in srgb, var(--border) 30%, var(--brand-white));
  background: var(--brand-black);
}

.tag-list { padding-left: 1.2rem; }

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--brand-white);
  border: 1px solid color-mix(in srgb, var(--border) 30%, var(--brand-white));
  margin-bottom: 1rem;
}
th, td { padding: 0.6rem; border-bottom: 1px solid color-mix(in srgb, var(--border) 20%, var(--brand-white)); text-align: left; }

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
}
.auth-shell {
  width: min(560px, 92vw);
  background: var(--brand-white);
  border: 1px solid color-mix(in srgb, var(--border) 30%, var(--brand-white));
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 1rem;
}
.auth-back { margin-top: 1rem; }
.empty-state { text-align: center; padding: 3rem 0; }
.button-link { color: var(--brand-white); background: var(--brand); padding: 0.5rem 0.7rem; border-radius: 8px; text-decoration: none; }

.spot-hero {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--border) 30%, var(--brand-white));
  margin-bottom: 1rem;
}
.spot-hero img {
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  display: block;
}
.spot-hero-fallback {
  min-height: 170px;
  display: grid;
  place-items: center;
  background: var(--brand-secondary);
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand-primary) 28%, var(--brand-white)), color-mix(in srgb, var(--brand-secondary) 24%, var(--brand-white)), color-mix(in srgb, var(--brand-tertiary) 24%, var(--brand-white)));
}

.site-footer {
  background: var(--brand-black);
  border-top: 1px solid color-mix(in srgb, var(--border) 22%, var(--brand-white));
  background: color-mix(in srgb, var(--brand-black) 94%, var(--brand-secondary));
  color: var(--brand-white);
  padding: 0.9rem 0;
}
.site-footer p {
  margin: 0;
  font-size: 0.95rem;
}

.app-toast-root {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 2500;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  width: min(360px, calc(100vw - 1.2rem));
  pointer-events: none;
}

.app-toast {
  pointer-events: auto;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 0.4rem;
  background: var(--brand-white);
  border: 1px solid color-mix(in srgb, var(--border) 25%, var(--brand-white));
  border-left: 4px solid var(--brand-secondary);
  border-radius: 10px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.app-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.app-toast.is-leaving {
  opacity: 0;
  transform: translateY(10px);
}

.app-toast-body {
  padding: 0.65rem 0.55rem 0.65rem 0.65rem;
}

.app-toast-message {
  margin: 0;
  line-height: 1.35;
  color: var(--brand-black);
}

.app-toast-close {
  margin: 0.35rem 0.35rem 0 0;
  width: 28px;
  height: 28px;
  border: 1px solid color-mix(in srgb, var(--border) 24%, var(--brand-white));
  border-radius: 7px;
  background: color-mix(in srgb, var(--brand-white) 90%, var(--brand-black));
  color: var(--brand-black);
  cursor: pointer;
  line-height: 1;
  padding: 0;
  font-weight: 700;
}

.app-toast-success {
  border-left-color: var(--success);
}

.app-toast-info {
  border-left-color: var(--brand-secondary);
}

.app-toast-error {
  border-left-color: var(--danger);
}

@media (max-width: 720px) {
  .app-toast-root {
    left: 0.6rem;
    right: 0.6rem;
    bottom: 0.6rem;
    width: auto;
  }
}

.theme-swatches {
  display: flex;
  gap: 0.3rem;
  padding: 0 0.7rem 0.6rem;
}

.theme-swatches span {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, var(--border) 25%, var(--brand-white));
}

.poll-admin-option-form {
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  align-items: end;
}