/**
 * COMPONENTS LIBRARY
 * Reusable UI components
 * Version 2.0.0
 *
 * Comprehensive component system including:
 * - Buttons
 * - Cards
 * - Forms
 * - Modals
 * - Alerts
 * - Badges
 * - Navigation
 * - Tables
 * - And more...
 */

/* ========================================
   BUTTONS
   ======================================== */

.btn,
button.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: var(--button-height);
    padding: 0 var(--button-padding-x);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    border: none;
    border-radius: var(--button-radius);
    cursor: pointer;
    user-select: none;
    transition: var(--transition-all);
    position: relative;
    overflow: hidden;
}

.btn:disabled,
.btn[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

/* Button sizes */
.btn-sm {
    min-height: var(--button-height-sm);
    padding: 0 var(--button-padding-x-sm);
    font-size: var(--font-size-sm);
}

.btn-lg {
    min-height: var(--button-height-lg);
    padding: 0 var(--button-padding-x-lg);
    font-size: var(--font-size-lg);
}

/* Button variants */
.btn-primary {
    background-color: var(--brand-gold-900);
    color: var(--brand-navy-900);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--brand-gold-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--brand-navy-900);
    color: var(--neutral-white);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--brand-navy-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-navy);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--brand-navy-900);
    color: var(--brand-navy-900);
}

.btn-outline:hover:not(:disabled) {
    background-color: var(--brand-navy-900);
    color: var(--neutral-white);
}

.btn-ghost {
    background-color: transparent;
    color: var(--brand-navy-900);
}

.btn-ghost:hover:not(:disabled) {
    background-color: var(--neutral-100);
}

.btn-success {
    background-color: var(--success-600);
    color: var(--neutral-white);
}

.btn-error {
    background-color: var(--error-600);
    color: var(--neutral-white);
}

.btn-warning {
    background-color: var(--warning-600);
    color: var(--brand-navy-900);
}

/* Button with icon */
.btn-icon {
    padding: 0;
    width: var(--button-height);
    height: var(--button-height);
}

.btn-icon-sm {
    width: var(--button-height-sm);
    height: var(--button-height-sm);
}

.btn-icon-lg {
    width: var(--button-height-lg);
    height: var(--button-height-lg);
}

/* Button group */
.btn-group {
    display: inline-flex;
    gap: 0;
}

.btn-group .btn {
    border-radius: 0;
}

.btn-group .btn:first-child {
    border-top-left-radius: var(--button-radius);
    border-bottom-left-radius: var(--button-radius);
}

.btn-group .btn:last-child {
    border-top-right-radius: var(--button-radius);
    border-bottom-right-radius: var(--button-radius);
}

/* ========================================
   CARDS
   ======================================== */

.card {
    display: flex;
    flex-direction: column;
    background-color: var(--neutral-white);
    border-radius: var(--card-radius);
    border: var(--card-border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-all);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    padding: var(--space-6);
    border-bottom: var(--border-width-1) solid var(--neutral-200);
    background-color: var(--neutral-50);
}

.card-body {
    padding: var(--card-padding);
    flex: 1;
}

.card-footer {
    padding: var(--space-6);
    border-top: var(--border-width-1) solid var(--neutral-200);
    background-color: var(--neutral-50);
}

/* Card variants */
.card-elevated {
    box-shadow: var(--shadow-md);
}

.card-elevated:hover {
    box-shadow: var(--shadow-xl);
}

.card-bordered {
    border-width: var(--border-width-2);
}

.card-highlight {
    border-top: 4px solid var(--brand-gold-900);
}

.card-interactive {
    cursor: pointer;
}

.card-interactive:hover {
    border-color: var(--brand-gold-900);
}

/* ========================================
   FORMS
   ======================================== */

/* Form groups */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--neutral-900);
}

.form-label-required::after {
    content: ' *';
    color: var(--error-600);
}

/* Input styles */
.form-input,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    min-height: var(--input-height);
    padding: 0 var(--input-padding-x);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--neutral-900);
    background-color: var(--neutral-white);
    border: var(--input-border);
    border-radius: var(--input-radius);
    transition: var(--transition-all);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--brand-gold-900);
    box-shadow: 0 0 0 3px rgba(255, 184, 28, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--neutral-500);
}

/* Textarea */
.form-textarea {
    min-height: 120px;
    padding: var(--space-3) var(--input-padding-x);
    resize: vertical;
}

/* Select */
.form-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23334155'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-3) center;
    background-size: 1.5em 1.5em;
    padding-right: var(--space-10);
}

/* Checkbox & Radio */
.form-checkbox,
.form-radio {
    width: 20px;
    height: 20px;
    margin-right: var(--space-2);
    cursor: pointer;
    accent-color: var(--brand-gold-900);
}

.form-check {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-3);
}

.form-check-label {
    cursor: pointer;
    user-select: none;
}

/* Input states */
.form-input-error,
.form-select-error,
.form-textarea-error {
    border-color: var(--error-600);
}

.form-input-error:focus,
.form-select-error:focus,
.form-textarea-error:focus {
    border-color: var(--error-600);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.form-input-success,
.form-select-success,
.form-textarea-success {
    border-color: var(--success-600);
}

/* Help text */
.form-help-text {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--neutral-600);
}

.form-error-text {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--error-700);
    font-weight: var(--font-weight-semibold);
}

/* ========================================
   ALERTS & NOTIFICATIONS
   ======================================== */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    margin-bottom: var(--space-4);
}

.alert-success {
    background-color: var(--success-50);
    border-left-color: var(--success-600);
    color: var(--success-900);
}

.alert-error {
    background-color: var(--error-50);
    border-left-color: var(--error-600);
    color: var(--error-900);
}

.alert-warning {
    background-color: var(--warning-50);
    border-left-color: var(--warning-600);
    color: var(--warning-900);
}

.alert-info {
    background-color: var(--info-50);
    border-left-color: var(--info-600);
    color: var(--info-900);
}

.alert-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-1);
}

.alert-close {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border: none;
    background: transparent;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity var(--duration-base);
}

.alert-close:hover {
    opacity: 1;
}

/* Toast notifications */
.toast {
    position: fixed;
    top: var(--space-4);
    right: var(--space-4);
    z-index: var(--z-notification);
    min-width: 300px;
    max-width: 500px;
    animation: slideInRight var(--duration-slow) var(--ease-out);
}

/* ========================================
   MODALS
   ======================================== */

.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.75);
    z-index: var(--z-modal-backdrop);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.modal {
    background-color: var(--neutral-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: scaleIn var(--duration-slow) var(--ease-out);
}

.modal-header {
    padding: var(--space-6);
    border-bottom: var(--border-width-1) solid var(--neutral-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--brand-navy-900);
    margin: 0;
}

.modal-close {
    width: 32px;
    height: 32px;
    padding: 0;
    border: none;
    background-color: var(--neutral-100);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-all);
}

.modal-close:hover {
    background-color: var(--brand-gold-900);
    transform: rotate(90deg);
}

.modal-body {
    padding: var(--space-6);
}

.modal-footer {
    padding: var(--space-6);
    border-top: var(--border-width-1) solid var(--neutral-200);
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
}

/* ========================================
   BADGES & PILLS
   ======================================== */

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.25em 0.75em;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    letter-spacing: var(--letter-spacing-wide);
    text-transform: uppercase;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.badge-primary {
    background-color: var(--brand-navy-900);
    color: var(--neutral-white);
}

.badge-secondary {
    background-color: var(--brand-gold-900);
    color: var(--brand-navy-900);
}

.badge-success {
    background-color: var(--success-100);
    color: var(--success-900);
}

.badge-error {
    background-color: var(--error-100);
    color: var(--error-900);
}

.badge-warning {
    background-color: var(--warning-100);
    color: var(--warning-900);
}

.badge-info {
    background-color: var(--info-100);
    color: var(--info-900);
}

/* ========================================
   AVATARS
   ======================================== */

.avatar {
    display: inline-block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    background-color: var(--neutral-200);
}

.avatar-sm {
    width: 32px;
    height: 32px;
}

.avatar-lg {
    width: 60px;
    height: 60px;
}

.avatar-xl {
    width: 80px;
    height: 80px;
}

.avatar-group {
    display: flex;
    align-items: center;
}

.avatar-group .avatar {
    margin-right: calc(var(--space-3) * -1);
    border: 3px solid var(--neutral-white);
}

.avatar-group .avatar:hover {
    z-index: 10;
    transform: scale(1.1);
}

/* ========================================
   DROPDOWNS
   ======================================== */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: var(--z-dropdown);
    min-width: 200px;
    margin-top: var(--space-2);
    padding: var(--space-2) 0;
    background-color: var(--neutral-white);
    border: var(--border-width-1) solid var(--neutral-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: none;
}

.dropdown.is-open .dropdown-menu {
    display: block;
    animation: fadeInDown var(--duration-base) var(--ease-out);
}

.dropdown-item {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    text-align: left;
    text-decoration: none;
    color: var(--neutral-900);
    background-color: transparent;
    border: none;
    cursor: pointer;
    transition: var(--transition-colors);
}

.dropdown-item:hover {
    background-color: var(--neutral-100);
    color: var(--brand-navy-900);
}

.dropdown-divider {
    height: 1px;
    margin: var(--space-2) 0;
    background-color: var(--neutral-200);
}

/* ========================================
   TABS
   ======================================== */

.tabs {
    display: flex;
    border-bottom: 2px solid var(--neutral-200);
    gap: 0;
    margin-bottom: var(--space-6);
}

.tab {
    padding: var(--space-4) var(--space-6);
    font-weight: var(--font-weight-semibold);
    color: var(--neutral-600);
    background-color: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    transition: var(--transition-all);
    position: relative;
    bottom: -2px;
}

.tab:hover {
    color: var(--brand-navy-900);
    background-color: var(--neutral-50);
}

.tab.is-active {
    color: var(--brand-navy-900);
    border-bottom-color: var(--brand-gold-900);
}

/* ========================================
   ACCORDIONS
   ======================================== */

.accordion-item {
    border: var(--border-width-1) solid var(--neutral-200);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-3);
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    padding: var(--space-4) var(--space-6);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    background-color: var(--neutral-white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition-colors);
}

.accordion-header:hover {
    background-color: var(--neutral-50);
}

.accordion-icon {
    transition: var(--transition-transform);
}

.accordion-item.is-open .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-slow) var(--ease-out);
}

.accordion-item.is-open .accordion-content {
    max-height: 1000px;
}

.accordion-body {
    padding: var(--space-6);
    border-top: var(--border-width-1) solid var(--neutral-200);
}

/* ========================================
   TOOLTIPS
   ======================================== */

[data-tooltip] {
    position: relative;
}

[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    padding: var(--space-2) var(--space-3);
    background-color: var(--neutral-900);
    color: var(--neutral-white);
    font-size: var(--font-size-sm);
    line-height: 1.4;
    white-space: nowrap;
    border-radius: var(--radius-md);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-opacity);
    z-index: var(--z-tooltip);
}

[data-tooltip]:hover::before {
    opacity: 1;
}

/* ========================================
   PROGRESS BARS
   ======================================== */

.progress {
    width: 100%;
    height: 8px;
    background-color: var(--neutral-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--brand-gold-900);
    border-radius: var(--radius-full);
    transition: width var(--duration-slow) var(--ease-out);
}

.progress-bar-success {
    background-color: var(--success-600);
}

.progress-bar-error {
    background-color: var(--error-600);
}

/* ========================================
   DIVIDERS
   ======================================== */

.divider {
    height: 1px;
    background-color: var(--neutral-200);
    margin: var(--space-8) 0;
}

.divider-vertical {
    width: 1px;
    height: 100%;
    background-color: var(--neutral-200);
}

.divider-text {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin: var(--space-8) 0;
    color: var(--neutral-600);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
}

.divider-text::before,
.divider-text::after {
    content: '';
    flex: 1;
    height: 1px;
    background-color: var(--neutral-200);
}

/* ========================================
   PAGINATION
   ======================================== */

.pagination {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.pagination-item {
    min-width: 40px;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--space-3);
    font-weight: var(--font-weight-semibold);
    color: var(--neutral-700);
    background-color: var(--neutral-white);
    border: var(--border-width-1) solid var(--neutral-300);
    border-radius: var(--radius-md);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-all);
}

.pagination-item:hover {
    background-color: var(--neutral-50);
    border-color: var(--brand-gold-900);
    color: var(--brand-navy-900);
}

.pagination-item.is-active {
    background-color: var(--brand-gold-900);
    border-color: var(--brand-gold-900);
    color: var(--brand-navy-900);
}

.pagination-item:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ========================================
   BREADCRUMBS
   ======================================== */

.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--neutral-600);
}

.breadcrumb-item a {
    color: var(--brand-navy-900);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--brand-gold-900);
    text-decoration: underline;
}

.breadcrumb-separator {
    color: var(--neutral-400);
}

.breadcrumb-item:last-child {
    color: var(--neutral-900);
    font-weight: var(--font-weight-semibold);
}