.settings-layout {
  grid-template-columns: minmax(220px, 260px) minmax(0, 1fr) minmax(240px, 280px);
  grid-template-areas: "sidebar main right";
}

.settings-sidebar {
  grid-area: sidebar;
  gap: clamp(18px, 2.4vw, 28px);
}

.settings-sidebar .icon {
  text-decoration: none;
}

.settings-main {
  grid-area: main;
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 3vw, 36px);
}

.settings-header {
  padding: clamp(24px, 3vw, 32px);
  border-radius: 28px;
  background:
    linear-gradient(145deg, rgba(99, 102, 241, 0.18), rgba(14, 165, 233, 0.12))
    var(--feed-card-bg, rgba(2, 6, 23, 0.78));
  border: 1px solid var(--feed-card-border, rgba(99, 102, 241, 0.3));
  box-shadow: var(--feed-card-shadow, 0 32px 70px -26px rgba(15, 23, 42, 0.55));
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: clamp(16px, 3vw, 32px);
}

.settings-header h1 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 2.6vw, 2.6rem);
}

.settings-subtitle {
  margin: 0;
  font-size: 1rem;
  color: var(--feed-muted-color, rgba(148, 163, 184, 0.86));
  max-width: 48ch;
}

.settings-status[hidden] {
  display: none;
}

.settings-panels {
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 3vw, 32px);
}

.settings-section {
  background:
    linear-gradient(165deg, rgba(148, 163, 184, 0.12), rgba(255, 255, 255, 0))
    var(--feed-card-bg, rgba(2, 6, 23, 0.78));
  border: 1px solid var(--feed-card-border, rgba(99, 102, 241, 0.28));
  border-radius: 24px;
  box-shadow: var(--feed-card-shadow, 0 32px 70px -26px rgba(15, 23, 42, 0.55));
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: clamp(22px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.settings-section h2 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.01em;
}

.settings-section p {
  margin: 0;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.row + .row {
  margin-top: 10px;
}

.row label {
  font-weight: 600;
  color: var(--text-color);
  min-width: 140px;
  font-weight: 600;
}

.column {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

input[type="text"],
input[type="email"],
input[type="url"],
input[type="color"],
textarea,
select {
  flex: 1;
  min-width: 220px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.32);
  background: rgba(15, 23, 42, 0.55);
  color: var(--text-color);
  font: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, rgba(148, 163, 184, 0.7) 50%),
    linear-gradient(135deg, rgba(148, 163, 184, 0.7) 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 4px), calc(100% - 13px) calc(50% - 4px);
  background-size: 8px 8px, 8px 8px;
  background-repeat: no-repeat;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(99, 102, 241, 0.65);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
  background: rgba(15, 23, 42, 0.7);
}

textarea {
  min-height: 120px;
  resize: vertical;
}

.avatar-lg {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(99, 102, 241, 0.32);
  box-shadow: 0 16px 30px -18px rgba(15, 23, 42, 0.6);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(148, 163, 184, 0.16);
  color: var(--text-color);
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  background: rgba(99, 102, 241, 0.2);
  border-color: rgba(99, 102, 241, 0.45);
  transform: translateY(-1px);
}


.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--feed-accent, #6366f1), var(--feed-highlight, #22d3ee));
  border: none;
  color: #0b1120;
  box-shadow: 0 18px 34px -22px rgba(14, 165, 233, 0.8);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: linear-gradient(135deg, #7c3aed, #22d3ee);
  color: #020617;
}

.hint {
  color: var(--feed-muted-color, rgba(148, 163, 184, 0.86));
  font-size: 0.92rem;
}

.block-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.block-list .block-entry {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.45);
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.block-entry-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.block-entry-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(148, 163, 184, 0.35);
}

.block-entry-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.block-entry-name {
  font-weight: 600;
}


.settings-actions {
  display: flex;
  justify-content: flex-end;
}

.settings-help {
  grid-area: right;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.settings-help__card {
  padding: 18px;
  border-radius: 18px;
  background:
    linear-gradient(160deg, rgba(14, 165, 233, 0.16), rgba(15, 23, 42, 0.6));
  border: 1px solid rgba(14, 165, 233, 0.35);
  color: var(--text-color);
  font-size: 0.95rem;
  line-height: 1.5;
}

.settings-help__card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

@media (max-width: 1200px) {
  .settings-layout {
    grid-template-columns: minmax(0, 1fr) minmax(240px, 280px);
    grid-template-areas:
      "main right"
      "main right";
  }

  .settings-sidebar {
    display: none;
  }
}

@media (max-width: 900px) {
  .settings-layout {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "main"
      "right";
  }

  .settings-header,
  .settings-section {
    border-radius: 20px;
  }

  .settings-help {
    position: static;
  }
}

@media (max-width: 640px) {
  .settings-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .row {
    flex-direction: column;
    align-items: stretch;
  }

  .row label {
    min-width: 0;
  }

  input[type="text"],
  input[type="email"],
  input[type="url"],
  textarea,
  select {
    width: 100%;
  }

  .settings-actions {
    justify-content: stretch;
  }

  .settings-actions .btn-primary {
    width: 100%;
  }
}