@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;600;700&family=Oswald:wght@400;500;600&display=swap');

:root {
  --img-gold: #f7c00a;
  --img-gold-dark: #d7a400;
  --charcoal: #2f3134;
  --charcoal-deep: #232529;
  --steel: #eceef1;
  --panel: #ffffff;
  --text: #333333;
  --muted: #6e6e6e;
  --line: #d8dbe1;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Open Sans', Arial, sans-serif;
  color: var(--text);
  background:
    linear-gradient(180deg, #f8f9fb 0%, #eef1f4 100%);
}

.container {
  max-width: 1220px;
  margin: 24px auto;
  padding: 0 16px;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: 'Oswald', Arial, sans-serif;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--charcoal-deep);
}

h1 {
  font-size: 2rem;
  text-transform: uppercase;
}

a {
  color: #1f4f8a;
  text-decoration: none;
}

a:hover {
  color: #173b67;
  text-decoration: underline;
}

.topbar {
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  background: linear-gradient(180deg, #3a3d41 0%, #2a2c2f 100%);
  border: 1px solid #1f2022;
  border-radius: 10px;
  padding: 16px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.topbar::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 4px;
  background: var(--img-gold);
}

.topbar h1,
.topbar a,
.topbar .muted,
.topbar .muted a {
  color: #f0f0f0;
}

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

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
  margin: 16px 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.card::before {
  content: '';
  display: block;
  height: 3px;
  margin: -16px -16px 16px;
  border-radius: 10px 10px 0 0;
  background: var(--img-gold);
}

.app-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 10px 0 16px;
}

.app-nav-link {
  display: inline-block;
  padding: 8px 12px;
  border: 1px solid #cad0d8;
  border-radius: 6px;
  background: #fff;
  color: #3a3d42;
  font-family: 'Oswald', Arial, sans-serif;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-size: 0.9rem;
  text-decoration: none;
}

.app-nav-link:hover {
  border-color: var(--img-gold);
  background: #fff7d9;
  color: #27292c;
  text-decoration: none;
}

.app-nav-link.active {
  border-color: #1f2022;
  color: #fff;
  background: linear-gradient(180deg, #3c3f43 0%, #27292c 100%);
}

.alert {
  background: #fff7d9;
  border: 1px solid #f0d36a;
  border-left: 4px solid var(--img-gold);
  color: #5a4a14;
  border-radius: 8px;
  padding: 12px;
  margin: 12px 0;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.col {
  flex: 1;
  min-width: 220px;
}

.row-inline {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

label {
  display: block;
  margin: 10px 0 6px;
  font-weight: 700;
  color: #3e4145;
}

input,
select {
  width: 100%;
  padding: 10px;
  border: 1px solid #cdd3dc;
  border-radius: 6px;
  background: #fff;
  color: #2f3134;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--img-gold);
  box-shadow: 0 0 0 3px rgba(247, 192, 10, 0.2);
}

button,
.btn {
  display: inline-block;
  border: 1px solid #1f2022;
  border-radius: 6px;
  padding: 10px 12px;
  font-family: 'Oswald', Arial, sans-serif;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  cursor: pointer;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(180deg, #3c3f43 0%, #27292c 100%);
}

form button[type='submit'] {
  margin-top: 10px;
}

button:hover,
.btn:hover {
  text-decoration: none;
  color: #1e2023;
  border-color: var(--img-gold-dark);
  background: linear-gradient(180deg, #ffd34a 0%, var(--img-gold) 100%);
}

.btn-danger {
  border: 1px solid #7f1d1d;
  border-radius: 6px;
  padding: 8px 10px;
  color: #fff;
  background: linear-gradient(180deg, #c33c3c 0%, #9d2424 100%);
  cursor: pointer;
}

.btn-danger:hover {
  background: linear-gradient(180deg, #df5656 0%, #b92f2f 100%);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.link {
  text-align: center;
  font-family: 'Oswald', Arial, sans-serif;
  font-size: 1.05rem;
  color: #303338;
  text-transform: uppercase;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.link:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
  color: #1f2022;
  text-decoration: none;
}

table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid #d5d8de;
}

th,
td {
  border-bottom: 1px solid #e5e8ee;
  padding: 10px;
  text-align: left;
  vertical-align: top;
}

th {
  background: linear-gradient(180deg, #3c3f43 0%, #2f3134 100%);
  color: #fff;
  font-family: 'Oswald', Arial, sans-serif;
  font-weight: 500;
  letter-spacing: 0.02em;
  border-bottom: 2px solid var(--img-gold);
}

tbody tr:nth-child(even) {
  background: #fafbfc;
}

tbody tr:hover {
  background: #fff8de;
}

@media (max-width: 780px) {
  h1 {
    font-size: 1.6rem;
  }

  .container {
    margin: 14px auto;
  }

  .topbar {
    padding: 12px;
  }

  th,
  td {
    padding: 8px;
  }
}