:root {
  --bg-dark: #050505;
  --surface: rgba(20, 20, 20, 0.95);
  --text: #f3f1f1;
  --text-muted: #b9b0af;
  --accent: #ff2d2d;
  --accent-2: #ff5454;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 25px 70px rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(circle at 20% 10%, rgba(255, 45, 45, 0.15), transparent 20%),
    radial-gradient(circle at 80% 15%, rgba(255, 84, 84, 0.12), transparent 18%),
    linear-gradient(180deg, #070707 0%, #090909 40%, #030304 100%);
}

body {
  line-height: 1.6;
}

.page-wrapper {
  max-width: 1320px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}

.site-header {
  padding: 24px 32px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(10, 10, 10, 0.95) 0%, rgba(20, 20, 20, 0.95) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 30px rgba(255, 45, 45, 0.1);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.logo-section {
  flex-shrink: 0;
  margin-right: -40px;
}

.logo-image {
  max-height: 100px;
  width: auto;
  filter: drop-shadow(0 0 20px rgba(255, 45, 45, 0.4)) drop-shadow(0 0 40px rgba(255, 215, 0, 0.2));
  transition: all 0.3s ease;
}

.logo-image:hover {
  filter: drop-shadow(0 0 25px rgba(255, 45, 45, 0.6)) drop-shadow(0 0 50px rgba(255, 215, 0, 0.3));
  transform: scale(1.05);
}

.main-nav {
  display: flex;
  gap: 16px;
  flex: 1;
  justify-content: center;
}

.nav-btn {
  color: var(--text-muted);
  text-decoration: none;
  padding: 12px 24px;
  border-radius: 25px;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  overflow: hidden;
}

.nav-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 45, 45, 0.2), transparent);
  transition: left 0.5s ease;
}

.nav-btn:hover::before,
.nav-btn.active::before {
  left: 100%;
}

.nav-btn:hover,
.nav-btn.active {
  color: #fff;
  border-color: rgba(255, 45, 45, 0.4);
  background: linear-gradient(135deg, rgba(255, 45, 45, 0.15), rgba(255, 84, 84, 0.1));
  box-shadow: 0 0 20px rgba(255, 45, 45, 0.3);
  transform: translateY(-2px);
}

.login-section {
  flex-shrink: 0;
}

.login-btn {
  color: var(--text);
  text-decoration: none;
  padding: 12px 28px;
  border-radius: 25px;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 45, 45, 0.3);
  background: linear-gradient(135deg, rgba(255, 45, 45, 0.1), rgba(255, 84, 84, 0.05));
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: 0 4px 15px rgba(255, 45, 45, 0.2);
}

.login-btn:hover {
  color: #fff;
  background: linear-gradient(135deg, rgba(255, 45, 45, 0.25), rgba(255, 84, 84, 0.15));
  box-shadow: 0 6px 25px rgba(255, 45, 45, 0.4);
  transform: translateY(-2px);
}

main {
  margin-top: 32px;
}

.page {
  display: none;
  padding: 32px;
  border-radius: 30px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.page.active {
  display: block;
}

.page h2 {
  margin-top: 0;
  color: var(--accent);
}

.page p,
.page li {
  color: var(--text-muted);
}

.info-list {
  display: grid;
  gap: 16px;
  padding: 0;
  list-style: none;
}

.info-list li {
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.cards-grid,
.tiles-grid,
.overview-grid,
.admin-content {
  display: grid;
  gap: 22px;
}

.overview-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: 26px;
}

#glowna .glowna-grid {
  grid-template-columns: 1fr;
  margin-top: 12px;
}

.card,
.tile,
.admin-card,
.summary-item {
  padding: 24px;
  border-radius: 28px;
  background: rgba(17, 5, 5, 0.9);
  border: 1px solid rgba(255, 45, 45, 0.12);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
}

.card h3,
.tile h3,
.admin-card h4 {
  margin: 0 0 12px;
  color: #fff;
}

.tiles-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: 22px;
}

.tile p {
  margin: 0;
  color: var(--text-muted);
}

.tile .tile-label {
  display: inline-flex;
  gap: 8px;
  margin-top: 14px;
}

.tile .label-pill {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  background: rgba(255, 45, 45, 0.18);
  color: #ffb3b3;
}

button,
input,
select {
  font: inherit;
}

.auth-form,
.user-form {
  display: grid;
  gap: 16px;
  max-width: 460px;
}

label {
  font-size: 0.95rem;
  color: var(--text-muted);
}

input[type="text"],
input[type="password"] {
  width: 100%;
  padding: 14px 18px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

button {
  border: none;
  border-radius: 18px;
  padding: 15px 20px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
  transform: translateY(-1px);
}

.primary-btn {
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  color: #050505;
  font-weight: 700;
  box-shadow: 0 14px 30px rgba(255, 45, 45, 0.2);
}

.secondary-btn {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.login-panel {
  display: grid;
  gap: 22px;
  margin-top: 26px;
  width: 100%;
  max-width: none;
}

.admin-panel {
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 26px;
}

.admin-panel .admin-content {
  grid-template-columns: 1.3fr 0.9fr;
  width: 100%;
}


.admin-panel.hidden {
  display: none;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.admin-content {
  grid-template-columns: 1.3fr 0.9fr;
}

.checkbox-group {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.checkbox-group legend {
  font-size: 0.95rem;
  color: var(--accent-2);
}

.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
}

.checkbox-group input {
  width: auto;
  accent-color: var(--accent-2);
}

.summary-list {
  display: grid;
  gap: 14px;
}

.summary-item {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.summary-item strong {
  color: #fff;
}

.summary-item span {
  color: var(--text-muted);
  font-size: 0.94rem;
}

.hidden {
  display: none !important;
}

@media (max-width: 960px) {
  .admin-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .site-nav {
    justify-content: center;
  }
}