:root {
  --background: #eef2f7;
  --surface: #ffffff;
  --surface-secondary: #f8fafc;
  --primary: #0f172a;
  --primary-hover: #1e293b;
  --accent: #2563eb;
  --accent-light: rgba(37, 99, 235, 0.12);
  --text: #172033;
  --muted: #64748b;
  --border: #dbe3ed;
  --success: #15803d;
  --danger: #b91c1c;
  --danger-background: #fef2f2;
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family:
    Inter,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: var(--text);
  background:
    radial-gradient(
      circle at top left,
      rgba(37, 99, 235, 0.15),
      transparent 32%
    ),
    linear-gradient(135deg, #f8fafc, var(--background));
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.page-container {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 28px 18px;
}

.login-card {
  width: 100%;
  max-width: 460px;
  align-self: center;
  padding: 38px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: var(--shadow);
}

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

.brand h1,
.brand p {
  margin: 0;
}

.brand h1 {
  font-size: 1.15rem;
}

.brand p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.9rem;
}

.logo {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border-radius: 16px;
  color: white;
  background: var(--primary);
  font-weight: 800;
}

.welcome-text {
  margin: 34px 0 26px;
}

.welcome-text h2 {
  margin: 0 0 8px;
  font-size: 1.8rem;
}

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

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
}

.form-group input,
.search-input {
  width: 100%;
  min-height: 52px;
  padding: 0 15px;
  border: 1px solid var(--border);
  border-radius: 12px;
  outline: none;
  color: var(--text);
  background: var(--surface-secondary);
}

.form-group input:focus,
.search-input:focus {
  border-color: var(--accent);
  background: white;
  box-shadow: 0 0 0 4px var(--accent-light);
}

.password-wrapper {
  position: relative;
}

.password-wrapper input {
  padding-right: 76px;
}

.password-toggle {
  position: absolute;
  top: 50%;
  right: 12px;
  padding: 6px 8px;
  border: 0;
  color: var(--accent);
  background: transparent;
  font-weight: 700;
  transform: translateY(-50%);
}

.primary-button,
.secondary-button,
.danger-button,
.document-button {
  border-radius: 11px;
  font-weight: 750;
}

.primary-button {
  width: 100%;
  min-height: 52px;
  border: 0;
  color: white;
  background: var(--primary);
}

.primary-button:hover {
  background: var(--primary-hover);
}

.primary-button:disabled,
.secondary-button:disabled,
.danger-button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.secondary-button {
  min-height: 44px;
  padding: 0 17px;
  border: 1px solid var(--border);
  color: var(--primary);
  background: white;
}

.security-note {
  margin-top: 24px;
  color: var(--muted);
  text-align: center;
  font-size: 0.85rem;
}

.message {
  min-height: 24px;
  margin-top: 12px;
  font-size: 0.92rem;
}

.message.error {
  color: var(--danger);
}

.message.success {
  color: var(--success);
}

.portal {
  width: 100%;
  max-width: 1200px;
  align-self: flex-start;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
}

.portal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 28px;
  border-bottom: 1px solid var(--border);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.current-user {
  color: var(--muted);
  font-size: 0.9rem;
}

.portal-content {
  padding: 30px;
}

.welcome-panel {
  padding: 34px;
  border-radius: 20px;
  color: white;
  background:
    linear-gradient(
      135deg,
      rgba(37, 99, 235, 0.97),
      rgba(15, 23, 42, 0.98)
    );
}

.welcome-panel h2 {
  margin: 8px 0 10px;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.welcome-panel p {
  margin: 0;
  color: rgba(255, 255, 255, 0.83);
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.upload-panel {
  margin-top: 22px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface-secondary);
}

.upload-panel h3,
.upload-panel p {
  margin: 0;
}

.upload-panel p {
  margin-top: 6px;
  color: var(--muted);
}

.upload-controls {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 20px;
}

.upload-controls input[type="file"] {
  width: 100%;
  padding: 12px;
  border: 1px dashed var(--border);
  border-radius: 12px;
  background: white;
}

.upload-button {
  width: auto;
  min-width: 150px;
  padding: 0 20px;
}

.progress-container {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
}

.progress-track {
  width: 100%;
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: #e2e8f0;
}

.progress-bar {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  transition: width 0.2s ease;
}

.documents-section {
  margin-top: 22px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 18px;
}

.documents-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.documents-header h3,
.documents-header p {
  margin: 0;
}

.documents-header p {
  margin-top: 5px;
  color: var(--muted);
}

.search-input {
  max-width: 310px;
}

.documents-list {
  display: grid;
  gap: 12px;
}

.document-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 17px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: white;
}

.document-info {
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 14px;
}

.pdf-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border-radius: 12px;
  background: #fee2e2;
  font-size: 1.35rem;
}

.document-details {
  min-width: 0;
}

.document-name {
  margin: 0;
  overflow: hidden;
  font-size: 1rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.document-meta {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.document-actions {
  display: flex;
  flex-shrink: 0;
  gap: 8px;
}

.document-button,
.danger-button {
  min-height: 40px;
  padding: 0 14px;
}

.document-button {
  border: 1px solid var(--border);
  color: var(--primary);
  background: white;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.document-button:hover {
  background: var(--surface-secondary);
}

.danger-button {
  border: 1px solid #fecaca;
  color: var(--danger);
  background: var(--danger-background);
}

.empty-state {
  padding: 42px 20px;
  color: var(--muted);
  text-align: center;
}

.hidden {
  display: none !important;
}

@media (max-width: 760px) {
  .page-container {
    padding: 12px;
  }

  .login-card {
    padding: 28px 22px;
  }

  .portal-header {
    align-items: flex-start;
    padding: 20px;
  }

  .header-actions {
    flex-direction: column;
    align-items: flex-end;
  }

  .current-user {
    display: none;
  }

  .portal-content {
    padding: 18px;
  }

  .welcome-panel {
    padding: 25px;
  }

  .upload-controls,
  .documents-header {
    flex-direction: column;
    align-items: stretch;
  }

  .upload-button,
  .search-input {
    width: 100%;
    max-width: none;
  }

  .document-item {
    align-items: flex-start;
    flex-direction: column;
  }

  .document-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .document-button,
  .danger-button {
    flex: 1;
    justify-content: center;
  }
}

.management-panel {
  margin-top: 22px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface-secondary);
}

.management-panel h3,
.management-panel p {
  margin: 0;
}

.management-panel p {
  margin-top: 6px;
  color: var(--muted);
}

.folder-create-controls,
.upload-controls {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 20px;
}

.text-input {
  width: 100%;
  min-height: 52px;
  padding: 0 15px;
  border: 1px solid var(--border);
  border-radius: 12px;
  outline: none;
  background: white;
}

.text-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-light);
}

.primary-action-button {
  min-height: 52px;
  padding: 0 22px;
  border: 0;
  border-radius: 11px;
  color: white;
  background: var(--primary);
  font-weight: 750;
  white-space: nowrap;
}

.primary-action-button:hover {
  background: var(--primary-hover);
}

.primary-action-button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.folders-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.folder-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 150px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 16px;
  color: var(--text);
  background: white;
  text-align: left;
}

.folder-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.1);
  transform: translateY(-1px);
}

.folder-icon {
  margin-bottom: 14px;
  font-size: 2rem;
}

.folder-card strong {
  margin-bottom: 6px;
  font-size: 1.05rem;
}

.folder-card span:last-child {
  color: var(--muted);
  font-size: 0.88rem;
}

.folder-toolbar {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 22px;
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: white;
}

.folder-toolbar > div {
  flex: 1;
}

.folder-toolbar h3 {
  margin: 3px 0 0;
}

.folder-label {
  color: var(--muted);
  font-size: 0.8rem;
}

@media (max-width: 760px) {
  .folder-create-controls,
  .upload-controls,
  .folder-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .folders-grid {
    grid-template-columns: 1fr;
  }

  .primary-action-button {
    width: 100%;
  }
}

.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 22px;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: white;
}

.breadcrumb-button {
  padding: 6px 9px;
  border: 0;
  border-radius: 8px;
  color: var(--accent);
  background: transparent;
  font-weight: 700;
}

.breadcrumb-button:hover {
  background: var(--accent-light);
}

.breadcrumb-separator {
  color: var(--muted);
}

.management-panel {
  margin-top: 22px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface-secondary);
}

.management-panel h3,
.management-panel p {
  margin: 0;
}

.management-panel p {
  margin-top: 6px;
  color: var(--muted);
}

.folder-create-controls,
.upload-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}

.text-input {
  width: 100%;
  min-height: 52px;
  padding: 0 15px;
  border: 1px solid var(--border);
  border-radius: 12px;
  outline: none;
  background: white;
}

.text-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-light);
}

.primary-action-button {
  min-height: 52px;
  padding: 0 22px;
  border: 0;
  border-radius: 11px;
  color: white;
  background: var(--primary);
  font-weight: 750;
  white-space: nowrap;
}

.primary-action-button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.folders-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 14px;
}

.folder-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 145px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 16px;
  color: var(--text);
  background: white;
  text-align: left;
}

.folder-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.1);
  transform: translateY(-1px);
}

.folder-icon {
  margin-bottom: 13px;
  font-size: 2rem;
}

.folder-card strong {
  margin-bottom: 6px;
  font-size: 1.05rem;
}

.folder-card span:last-child {
  color: var(--muted);
  font-size: 0.88rem;
}

@media (max-width: 760px) {
  .folder-create-controls,
  .upload-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .folders-grid {
    grid-template-columns: 1fr;
  }

  .primary-action-button {
    width: 100%;
  }
}