* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Google Sans", "Roboto", sans-serif;
}

[hidden] {
  display: none !important;
}

body {
  background-color: #f8fafd; /* Lighter background typical of Material 3 */
  color: #1f1f1f;
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
}

/* Header Styles */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background-color: #f8fafd;
  height: 64px;
}

.header-left {
  display: flex;
  align-items: center;
  width: 256px;
}

.menu-icon {
  padding: 12px;
}

.logo {
  display: flex;
  align-items: center;
  margin-left: 8px;
  cursor: pointer;
  text-decoration: none;
}

.logo-icon {
  color: #1a73e8;
  font-size: 28px;
  margin-right: 8px;
}

.logo-text {
  font-size: 22px;
  color: #444746;
  font-weight: 400;
}

.header-middle {
  flex-grow: 1;
  display: flex;
  justify-content: center;
}

.search-bar {
  display: flex;
  align-items: center;
  background-color: #e9eef6;
  border-radius: 24px;
  padding: 0 16px;
  width: 100%;
  max-width: 720px;
  height: 48px;
  transition:
    background-color 0.2s,
    box-shadow 0.2s;
}

.search-bar:focus-within {
  background-color: #ffffff;
  box-shadow:
    0 1px 1px 0 rgba(65, 69, 73, 0.3),
    0 1px 3px 1px rgba(65, 69, 73, 0.15);
}

.search-bar input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 16px;
  width: 100%;
  padding: 12px;
  color: #1f1f1f;
}

.search-icon {
  color: #444746;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #444746;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  color: #444746;
  text-decoration: none;
}

.icon-btn:hover {
  background-color: #e8eaed;
}

.profile-pic {
  width: 32px;
  height: 32px;
  border: none;
  padding: 0;
  overflow: hidden;
  font-size: 14px;
  background-color: #0b57d0;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  cursor: pointer;
  margin-left: 12px;
}

/* Main Layout */
.main-container {
  display: flex;
  flex-grow: 1;
  overflow: hidden;
}

/* Sidebar Styles */
.sidebar {
  display: flex;
  flex-direction: column;
  width: 256px;
  padding: 16px;
  background-color: #f8fafd;
}

.new-btn {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: #ffffff;
  border: none;
  border-radius: 16px;
  padding: 16px;
  height: 56px;
  font-size: 14px;
  font-weight: 500;
  color: #1f1f1f;
  cursor: pointer;
  box-shadow:
    0 1px 2px 0 rgba(60, 64, 67, 0.3),
    0 1px 3px 1px rgba(60, 64, 67, 0.15);
  margin-bottom: 16px;
  transition: box-shadow 0.2s;
}

.new-btn:hover {
  box-shadow:
    0 1px 3px 0 rgba(60, 64, 67, 0.3),
    0 4px 8px 3px rgba(60, 64, 67, 0.15);
  background-color: #f8f9fa;
}

.new-btn .material-icons {
  color: #1a73e8;
}

.nav-links {
  list-style: none;
}

.nav-links li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-radius: 24px;
  cursor: pointer;
  color: #1f1f1f;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 4px;
}

.nav-links li:hover {
  background-color: #e8eaed;
}

.nav-links li.active {
  background-color: #c2e7ff;
  color: #001d35;
}

.nav-links li.active .material-icons {
  color: #001d35;
}

.nav-links .material-icons {
  color: #444746;
  font-size: 20px;
}

/* Content Area */
.content {
  flex-grow: 1;
  padding: 24px;
  background-color: #ffffff;
  border-radius: 24px;
  margin: 8px 16px 16px 0;
  overflow-y: auto;
}

.upload-area {
  border: 2px dashed #c4c7c5;
  border-radius: 16px;
  padding: 48px;
  text-align: center;
  background-color: #f8fafd;
  margin-bottom: 24px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.upload-area:hover {
  background-color: #e9eef6;
}

.upload-icon {
  font-size: 48px;
  color: #0b57d0;
  margin-bottom: 16px;
}

.upload-area h2 {
  color: #1f1f1f;
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 8px;
}

.upload-area p {
  color: #444746;
  font-size: 14px;
  margin-bottom: 24px;
}

.browse-btn {
  background-color: #0b57d0;
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

.browse-btn:hover {
  background-color: #0842a0;
}

.conversion-settings {
  background-color: #f0f4f8;
  border-radius: 16px;
  padding: 24px;
}

.conversion-settings h3 {
  font-size: 16px;
  font-weight: 500;
  color: #1f1f1f;
  margin-bottom: 16px;
}

.setting-group {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.setting-group label {
  font-size: 14px;
  color: #444746;
}

.setting-group select {
  padding: 10px 16px;
  border: 1px solid #747775;
  border-radius: 8px;
  font-size: 14px;
  color: #1f1f1f;
  outline: none;
  background-color: #ffffff;
}

.convert-btn {
  background-color: #0b57d0;
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

.convert-btn:hover {
  background-color: #0842a0;
}

.profile-pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Account menu */
.account {
  position: relative;
  display: flex;
  align-items: center;
  margin-left: 4px;
}

.gsi-slot {
  min-height: 32px;
  overflow: hidden;
}

.account-menu {
  position: absolute;
  top: 44px;
  right: 0;
  width: min(280px, calc(100vw - 32px));
  background: #ffffff;
  border-radius: 24px;
  padding: 24px;
  box-shadow:
    0 4px 8px 3px rgba(60, 64, 67, 0.15),
    0 1px 3px rgba(60, 64, 67, 0.3);
  text-align: center;
  z-index: 20;
}

.account-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  margin-bottom: 12px;
}

.account-name {
  font-size: 18px;
  color: #1f1f1f;
}

.account-email {
  font-size: 14px;
  color: #444746;
  margin: 4px 0 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.text-btn {
  background: none;
  border: 1px solid #747775;
  color: #0b57d0;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

.text-btn:hover {
  background-color: #f0f4f8;
}

/* Sidebar extras */
.nav-count {
  margin-left: auto;
  font-size: 12px;
  color: #444746;
}

.sidebar-note {
  display: flex;
  gap: 10px;
  margin-top: auto;
  padding: 12px 16px;
  font-size: 12px;
  line-height: 1.5;
  color: #444746;
}

.sidebar-note .material-icons {
  font-size: 18px;
  color: #146c2e;
}

/* Upload area states */
.upload-area.dragging {
  background-color: #d3e3fd;
  border-color: #0b57d0;
}

.upload-area:focus-visible {
  outline: 2px solid #0b57d0;
  outline-offset: 2px;
}

.upload-area.compact {
  padding: 24px;
}

.upload-area.compact .upload-icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.upload-area.compact p,
.upload-area.compact .format-hint {
  display: none;
}

.format-hint {
  margin-top: 20px;
  font-size: 12px;
  color: #5f6368;
}

/* Queue */
.queue-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  background-color: #f0f4f8;
  border-radius: 16px;
  padding: 12px 16px;
  margin-bottom: 12px;
}

.queue-toolbar .setting-group {
  margin-bottom: 0;
}

.toolbar-actions {
  display: flex;
  gap: 8px;
}

.convert-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.convert-btn .material-icons {
  font-size: 18px;
}

.convert-btn.small {
  padding: 8px 16px;
  white-space: nowrap;
}

.convert-btn.outline {
  background: #ffffff;
  color: #0b57d0;
  border: 1px solid #747775;
}

.convert-btn.outline:hover {
  background: #f0f4f8;
}

.queue {
  list-style: none;
}

.queue-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  border-radius: 12px;
  border-bottom: 1px solid #e3e3e3;
}

.queue-item:hover {
  background-color: #f8fafd;
}

.file-icon {
  color: #0b57d0;
}

.queue-item.done .file-icon {
  color: #146c2e;
}

.file-meta {
  flex: 1;
  min-width: 0;
}

.file-name {
  font-size: 14px;
  font-weight: 500;
  color: #1f1f1f;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-sub {
  font-size: 12px;
  color: #444746;
  margin-top: 2px;
}

.file-sub.error {
  color: #b3261e;
}

.file-target {
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-target .arrow {
  color: #747775;
  font-size: 18px;
}

.file-target select,
#bulk-target {
  padding: 8px 12px;
  border: 1px solid #747775;
  border-radius: 8px;
  font-size: 14px;
  background: #ffffff;
  color: #1f1f1f;
}

.spinner {
  width: 24px;
  height: 24px;
  margin: 0 30px;
  border: 3px solid #d3e3fd;
  border-top-color: #0b57d0;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.signin-nudge {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
  padding: 16px 20px;
  border-radius: 16px;
  background: #e8f0fe;
  color: #1f1f1f;
}

.signin-nudge > .material-icons {
  color: #0b57d0;
}

.signin-nudge div:not(.gsi-slot) {
  flex: 1;
}

.signin-nudge p {
  font-size: 13px;
  color: #444746;
  margin-top: 2px;
}

.share-card {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 16px;
  padding: 16px 20px;
  border-radius: 16px;
  background: #fef7e0;
}

.share-card > .material-icons {
  color: #d93025;
}

.share-card > div:not(.share-actions) {
  flex: 1;
  min-width: 220px;
}

.share-card p {
  font-size: 13px;
  color: #444746;
  margin-top: 2px;
}

.share-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.share-actions a {
  text-decoration: none;
}

.share-actions .gh-mark {
  margin-right: 2px;
}

/* History */
.history-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.history-head h3 {
  font-size: 18px;
  font-weight: 500;
}

.empty {
  color: #444746;
  font-size: 14px;
  padding: 24px 0;
}

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translate(-50%, 120px);
  background: #303030;
  color: #f2f2f2;
  padding: 14px 20px;
  border-radius: 8px;
  font-size: 14px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  transition: transform 0.25s ease;
  z-index: 50;
  max-width: calc(100% - 32px);
}

.toast.show {
  transform: translate(-50%, 0);
}

/* Mobile */
@media (max-width: 800px) {
  .header {
    padding: 8px;
    gap: 8px;
  }

  .header-left {
    width: auto;
  }

  .logo-text,
  .header-right > a.icon-btn {
    display: none;
  }

  .search-bar {
    height: 40px;
  }

  .sidebar {
    position: fixed;
    top: 64px;
    bottom: 0;
    left: 0;
    z-index: 10;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: 4px 0 12px rgba(0, 0, 0, 0.12);
  }

  body.sidebar-open .sidebar {
    transform: none;
  }

  .content {
    margin: 0 8px 8px;
    padding: 16px;
  }

  .upload-area {
    padding: 32px 16px;
  }

  .queue-item {
    display: grid;
    grid-template-columns: 24px minmax(0, 1fr) auto;
    grid-template-areas:
      "icon meta remove"
      ". target action";
    column-gap: 10px;
    row-gap: 8px;
    padding: 12px 8px;
  }

  .queue-item .file-icon {
    grid-area: icon;
  }
  .queue-item .file-meta {
    grid-area: meta;
  }
  .queue-item .file-target {
    grid-area: target;
  }
  .queue-item .remove {
    grid-area: remove;
    justify-self: end;
  }

  .queue-item > .convert-btn,
  .queue-item > .spinner {
    grid-area: action;
    justify-self: end;
  }

  .queue-item > .spinner {
    margin: 6px 24px;
  }

  .scrim {
    position: fixed;
    inset: 64px 0 0 0;
    background: rgba(0, 0, 0, 0.32);
    z-index: 9;
  }

  .signin-nudge {
    flex-wrap: wrap;
  }
}

@media (min-width: 801px) {
  .menu-icon {
    visibility: hidden;
    width: 0;
    padding: 0;
  }
}