* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Montserrat", sans-serif;
}

.admin-page {
  background:
    radial-gradient(circle at 20% 20%, rgba(77, 252, 205, 0.14), transparent 42%),
    radial-gradient(circle at 80% 10%, rgba(15, 88, 68, 0.55), transparent 35%),
    #05100c;
  min-height: 100vh;
  color: #d2fffd;
}

.admin-shell {
  width: min(1200px, 100% - 2rem);
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.admin-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.admin-brand a {
  color: #d2fffd;
  text-decoration: none;
  opacity: 0.75;
  font-size: 0.9rem;
}

.admin-brand a:hover {
  opacity: 1;
}

.admin-card {
  background: rgba(15, 50, 40, 0.55);
  border: 1px solid rgba(210, 255, 253, 0.14);
  border-radius: 28px;
  padding: 1.5rem;
  backdrop-filter: blur(12px);
}

.admin-auth-card {
  max-width: 480px;
  margin: 10vh auto 0;
}

.admin-title {
  font-family: Bodoni, serif;
  font-size: 1.7rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: #ffffff;
}

.admin-subtitle {
  color: #94cac3;
  margin-bottom: 1rem;
  font-size: 0.92rem;
}

.admin-login-form,
.admin-form {
  display: grid;
  gap: 0.85rem;
}

.admin-label {
  font-size: 0.82rem;
  color: #a9dfd7;
  font-weight: 600;
}

.admin-input,
.admin-textarea {
  width: 100%;
  background: #0a1d16;
  border: 1px solid rgba(210, 255, 253, 0.18);
  color: #ffffff;
  border-radius: 14px;
  padding: 0.85rem 1rem;
  font: inherit;
}

.admin-textarea {
  resize: vertical;
  min-height: 110px;
}

.admin-input:focus,
.admin-textarea:focus {
  outline: none;
  border-color: #4dfccd;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50px;
  padding: 0.75rem 1.35rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-primary {
  background: #0f5844;
  color: #d2fffd;
  border-color: rgba(210, 255, 253, 0.3);
}

.btn-primary:hover {
  background: #4dfccd;
  color: #0f3228;
  border-color: #4dfccd;
}

.btn-outline {
  background: transparent;
  color: #d2fffd;
  border-color: rgba(210, 255, 253, 0.3);
}

.btn-outline:hover {
  border-color: #4dfccd;
  color: #4dfccd;
}

.btn-danger {
  background: transparent;
  color: #ff8a8a;
  border-color: rgba(255, 138, 138, 0.4);
}

.btn-danger:hover {
  background: rgba(255, 138, 138, 0.12);
}

.btn-small {
  padding: 0.5rem 0.85rem;
  font-size: 0.8rem;
  border-radius: 12px;
}

.admin-login-form .btn-primary {
  width: 100%;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.admin-user {
  font-size: 0.85rem;
  color: #94cac3;
}

.admin-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.admin-tab {
  background: rgba(210, 255, 253, 0.06);
  border: 1px solid rgba(210, 255, 253, 0.14);
  color: #d2fffd;
  border-radius: 50px;
  padding: 0.6rem 1.3rem;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  font-size: 0.88rem;
}

.admin-tab.active {
  background: #0f5844;
  border-color: #4dfccd;
  color: #ffffff;
}

.admin-panel {
  display: none;
}

.admin-panel.active {
  display: block;
}

.admin-layout {
  display: grid;
  gap: 1.5rem;
}

.admin-form {
  background: rgba(0, 0, 0, 0.22);
  border-radius: 20px;
  padding: 1rem;
  border: 1px solid rgba(210, 255, 253, 0.1);
}

.admin-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.25rem;
}

.admin-items {
  background: rgba(0, 0, 0, 0.22);
  border-radius: 20px;
  padding: 1rem;
  border: 1px solid rgba(210, 255, 253, 0.1);
}

.admin-items-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.admin-items-list {
  display: grid;
  gap: 0.85rem;
  max-height: 65vh;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.admin-item-card {
  display: grid;
  gap: 0.5rem;
  background: rgba(210, 255, 253, 0.03);
  border: 1px solid rgba(210, 255, 253, 0.1);
  border-radius: 16px;
  padding: 0.85rem;
}

.admin-item-title {
  font-weight: 700;
  color: #ffffff;
}

.admin-item-meta {
  color: #94cac3;
  font-size: 0.85rem;
  white-space: pre-line;
}

.admin-item-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.admin-item-thumb {
  width: 100%;
  max-width: 160px;
  border-radius: 10px;
}

.admin-message {
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.admin-message.success {
  color: #4dfccd;
  background: rgba(77, 252, 205, 0.12);
}

.admin-message.error {
  color: #ff8a8a;
  background: rgba(255, 138, 138, 0.13);
}

.is-hidden {
  display: none !important;
}

.admin-empty {
  color: #6f978f;
  font-size: 0.88rem;
}

@media (min-width: 900px) {
  .admin-layout {
    grid-template-columns: 1.1fr 1fr;
    gap: 2rem;
  }
}