:root {
  --background-color: #f8f5ee;
  --text-color: #1f1f1f;
  --card-background: #ffffff;
  --accent-color: #ff4800;
  --border-color: rgba(0, 0, 0, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.06);
  --font-family: 'Lexend Deca', sans-serif;
  --subtle-text-color: #666;
  --action-icon-color: #555;
  --action-icon-hover-bg: rgba(0, 0, 0, 0.04);
  --action-icon-hover-color: #1f1f1f;
  --error-color: #d93025;
  --success-color: #1e8e3e;
}

[data-theme="dark"] {
  --background-color: #1a1a1a;
  --text-color: #f0f0f0;
  --card-background: #2a2a2a;
  --accent-color: #00bfa5;
  --border-color: #3f3f3f;
  --shadow-color: rgba(0, 0, 0, 0.2);
  --subtle-text-color: #aaa;
  --action-icon-color: #bbb;
  --action-icon-hover-bg: rgba(255,255,255,0.1);
  --action-icon-hover-color: #fff;
  --error-color: #f28b82;
  --success-color: #81c995;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}


body {
  font-family: var(--font-family);
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
  transition: background-color 0.3s, color 0.3s;
}

#app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* Hidden helper */
.hidden {
    display: none !important;
}

header {
  text-align: left;
  margin-bottom: 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}

.header-content {
    max-width: 820px;
}

header h1 {
  font-size: 2.75rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

header p {
  font-size: 1.1rem;
  color: var(--subtle-text-color);
}

.info-button {
  background-color: transparent;
  border: 1px solid var(--accent-color);
  color: var(--accent-color);
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  cursor: pointer;
  font-family: var(--font-family);
  font-size: 0.95rem;
  font-weight: 500;
  transition: background-color 0.2s, color 0.2s;
  margin-top: 1.5rem;
}

.info-button:hover {
  background-color: var(--accent-color);
  color: white;
}

[data-theme="dark"] .info-button:hover {
  color: #1f1f1f;
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border-color);
  cursor: pointer;
  color: var(--action-icon-color);
  padding: 0.75rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
  flex-shrink: 0;
}

.theme-toggle:hover {
  background-color: var(--action-icon-hover-bg);
  color: var(--action-icon-hover-color);
  border-color: var(--accent-color);
}

.theme-toggle svg {
    width: 22px;
    height: 22px;
}

.disclaimer-box {
    background-color: var(--action-icon-hover-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 2.5rem;
}

.disclaimer-box h4 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
    opacity: 0.7;
}

.disclaimer-box p {
    font-size: 0.9rem;
    color: var(--subtle-text-color);
    line-height: 1.6;
}

.disclaimer-box .source-link {
    margin-top: 1rem;
    word-break: break-all;
}

.disclaimer-box a {
    color: var(--accent-color);
    text-decoration: none;
}

.disclaimer-box a:hover {
    text-decoration: underline;
}

/* Controls Container (Search + Filter) */
.controls-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

/* Search Bar */
.search-container {
    position: relative;
    max-width: 100%;
}

.search-input {
    width: 100%;
    padding: 1rem 1.2rem;
    padding-left: 3rem;
    font-family: var(--font-family);
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background-color: var(--card-background);
    color: var(--text-color);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 72, 0, 0.1);
}

[data-theme="dark"] .search-input:focus {
    box-shadow: 0 0 0 3px rgba(0, 191, 165, 0.15);
}

.search-icon {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--subtle-text-color);
    pointer-events: none;
}

/* Filters */
.filter-container {
  /* margin-bottom handled by controls-container */
}

.filter-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--subtle-text-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.filter-container div[role="group"] {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.filter-button {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-family: var(--font-family);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  background-color: var(--card-background);
  color: var(--text-color);
  cursor: pointer;
  transition: all 0.2s;
}

.filter-button:hover {
  border-color: var(--accent-color);
  background-color: var(--action-icon-hover-bg);
}

.filter-button.active {
  background-color: var(--accent-color);
  color: white;
  border-color: var(--accent-color);
  font-weight: 500;
}

[data-theme="dark"] .filter-button.active {
    color: #1f1f1f;
}

.filter-button:focus-visible {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(255, 72, 0, 0.2);
}

[data-theme="dark"] .filter-button:focus-visible {
    box-shadow: 0 0 0 3px rgba(0, 191, 165, 0.25);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.card {
  background-color: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 4px 12px var(--shadow-color);
  transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out, border-color 0.2s;
  cursor: pointer;
  position: relative;
  height: 100%;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  border-color: var(--accent-color);
}

[data-theme="dark"] .card:hover {
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.card-header {
    margin-bottom: 1rem;
}

.card-header h2 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-color);
  line-height: 1.4;
}

.card-body {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.card-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.35rem;
  opacity: 0.6;
  color: var(--text-color);
}

.card-body p {
  color: var(--subtle-text-color);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background-color: var(--action-icon-hover-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

.card-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.action-button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  color: var(--action-icon-color);
}

.action-button:hover {
    background-color: var(--action-icon-hover-bg);
    color: var(--action-icon-hover-color);
    transform: scale(1.1);
}

.action-button svg {
    width: 20px;
    height: 20px;
}

.favorite-button.active {
    color: #e91e63;
}

.favorite-button.active svg {
    fill: #e91e63;
}

.copy-button.copied {
    color: var(--success-color);
}


/* Modal Styles */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    opacity: 0;
    animation: fadeIn 0.3s forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.modal-content {
    background: var(--card-background);
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95);
    animation: scaleIn 0.3s forwards cubic-bezier(0.2, 0.8, 0.2, 1);
}

[data-theme="dark"] .modal-content {
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

@keyframes scaleIn {
    to {
        transform: scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-right: 1rem;
}

.modal-header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.copy-button-modal {
    background-color: var(--action-icon-hover-bg);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 999px;
    cursor: pointer;
    font-family: var(--font-family);
    font-weight: 500;
    color: var(--text-color);
    transition: background-color 0.2s, color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.copy-button-modal:hover {
    background-color: var(--action-icon-hover-bg);
    opacity: 0.8;
}

.copy-button-modal.copied {
    background-color: var(--success-color);
    color: white;
}

[data-theme="dark"] .copy-button-modal.copied {
    color: #1f1f1f;
}

.copy-button-modal svg {
    width: 18px;
    height: 18px;
}

.modal-close-button {
    background: none;
    border: none;
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--action-icon-color);
    transition: background-color 0.2s, color 0.2s;
}

.modal-close-button:hover {
    background-color: var(--action-icon-hover-bg);
    color: var(--action-icon-hover-color);
}

.modal-close-button svg {
    width: 24px;
    height: 24px;
}

.modal-body {
    padding: 1rem 2rem 2rem 2rem;
    overflow-y: auto;
    font-size: 1rem;
    line-height: 1.7;
    white-space: pre-wrap;
    color: var(--text-color);
}

.info-modal-body {
    white-space: normal;
}

.info-modal-body h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.info-modal-body p,
.info-modal-body ul,
.info-modal-body ol {
    margin-bottom: 1rem;
    color: var(--subtle-text-color);
}

.info-modal-body p:first-of-type {
    margin-top: 0.5rem;
}

.info-modal-body ol {
    padding-left: 1.5rem;
}

.info-modal-body ol li {
    margin-bottom: 1rem;
    padding-left: 0.5rem;
}

.info-modal-body ol li p {
    margin-top: 0.25rem;
    margin-bottom: 0;
}


.info-modal-body li {
    margin-bottom: 0.5rem;
}

.info-modal-body a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
}

.info-modal-body a:hover {
    text-decoration: underline;
}

.info-modal-body .scorecard-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9rem;
}

.info-modal-body .scorecard-table th,
.info-modal-body .scorecard-table td {
    border: 1px solid var(--border-color);
    padding: 0.75rem;
    text-align: left;
    vertical-align: top;
}

.info-modal-body .scorecard-table th {
    background-color: var(--action-icon-hover-bg);
    font-weight: 600;
    color: var(--text-color);
}

.info-modal-body .scorecard-table td {
    color: var(--subtle-text-color);
}

[data-theme="dark"] .info-modal-body .scorecard-table th {
    background-color: #374151;
}

.info-modal-body details {
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    margin-top: 1rem;
}

.info-modal-body details:first-of-type {
    margin-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.info-modal-body summary {
    font-weight: 600;
    cursor: pointer;
    list-style: none; /* remove default arrow */
    position: relative;
    padding-right: 1.5rem; /* space for custom arrow */
    transition: color 0.2s;
}

.info-modal-body summary:hover {
    color: var(--accent-color);
}


.info-modal-body summary::-webkit-details-marker {
    display: none; /* for chrome */
}

.info-modal-body summary::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
    color: var(--accent-color);
    transition: transform 0.2s;
}

.info-modal-body details[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
}

.info-modal-body details > .details-content {
    margin-top: 1rem;
    padding-left: 0;
}

.info-modal-body details > .details-content > ul {
    padding-left: 1.5rem;
    margin-bottom: 0;
}

.modal-footer-references {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 0.9rem;
    color: var(--subtle-text-color);
}

.modal-footer-references p {
    margin-bottom: 0;
}

.modal-footer-references a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
}

.modal-footer-references a:hover {
    text-decoration: underline;
}

/* Auth Modal Styles */
.auth-modal-content {
    max-width: 480px;
}

.auth-modal-content .modal-body {
    padding-top: 1.5rem;
}

.auth-modal-content p {
    color: var(--subtle-text-color);
    margin-bottom: 1.5rem;
}

.auth-form {
    display: flex;
    flex-direction: column;
}

.auth-form input {
    font-family: var(--font-family);
    font-size: 1rem;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background-color: var(--background-color);
    color: var(--text-color);
    margin-bottom: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 72, 0, 0.2);
}

[data-theme="dark"] .auth-form input:focus {
    box-shadow: 0 0 0 3px rgba(0, 191, 165, 0.25);
}

.auth-form button {
    font-family: var(--font-family);
    font-size: 1rem;
    font-weight: 500;
    padding: 0.8rem 1rem;
    border: none;
    border-radius: 0.5rem;
    background-color: var(--accent-color);
    color: white;
    cursor: pointer;
    transition: background-color 0.2s, opacity 0.2s;
}

[data-theme="dark"] .auth-form button {
    color: #1f1f1f;
}

.auth-form button:hover {
    opacity: 0.9;
}

.auth-form button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.auth-error {
    color: var(--error-color);
    font-size: 0.9rem;
    margin-top: -0.5rem;
    margin-bottom: 1rem;
    text-align: left;
}

/* Toast Notification */
#toast-container {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background-color: #333;
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 999px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    transform: translateY(20px);
    animation: slideUpFade 0.3s forwards;
    transition: opacity 0.3s, transform 0.3s;
}

.toast.hiding {
    opacity: 0;
    transform: translateY(20px);
}

.toast svg {
    width: 18px;
    height: 18px;
}

[data-theme="dark"] .toast {
    background-color: #fff;
    color: #333;
}

@keyframes slideUpFade {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading State */
#loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 0;
    color: var(--subtle-text-color);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 1rem;
    color: var(--subtle-text-color);
    background: var(--card-background);
    border-radius: 1rem;
    border: 1px dashed var(--border-color);
}

.empty-state h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}