/* ============================================================
   SOLM8.AI Component Library
   Reusable Components with Apple-Grade Design
   ============================================================ */

@import url('design-system.css');

/* ============================================================
   Buttons
   ============================================================ */

/* Base Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-default);
  position: relative;
  overflow: hidden;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Primary Button - Gradient */
.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 24px rgba(255, 107, 157, 0.25);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255, 107, 157, 0.35);
}

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

/* Glow effect on hover */
.btn-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  transition: all var(--duration-slow) var(--ease-out);
}

.btn-primary:hover::before {
  transform: translate(-50%, -50%) scale(2);
  opacity: 1;
}

/* Secondary Button - Glass */
.btn-secondary {
  background: var(--glass-background);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--glass-background-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
}

/* Ghost Button */
.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid transparent;
}

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

/* Icon Button */
.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-full);
}

.btn-icon svg {
  width: 20px;
  height: 20px;
}

/* Button Sizes */
.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--text-lg);
}

/* Button with Loading State */
.btn-loading {
  color: transparent;
  pointer-events: none;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ============================================================
   Form Elements
   ============================================================ */

/* Input Base */
.input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--glass-background);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  transition: all var(--duration-normal) var(--ease-default);
}

.input:focus {
  outline: none;
  background: var(--glass-background-hover);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.1);
}

.input::placeholder {
  color: var(--text-tertiary);
}

/* Floating Label Input */
.input-group {
  position: relative;
  margin-bottom: var(--space-6);
}

.input-group .input {
  padding-top: 1.25rem;
  padding-bottom: 0.5rem;
}

.input-label {
  position: absolute;
  left: 1rem;
  top: 0.75rem;
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  pointer-events: none;
  transition: all var(--duration-normal) var(--ease-default);
}

.input-group .input:focus + .input-label,
.input-group .input:not(:placeholder-shown) + .input-label {
  top: 0.25rem;
  font-size: 0.75rem;
  color: var(--color-primary);
}

/* Textarea */
.textarea {
  min-height: 120px;
  resize: vertical;
}

/* Select */
.select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 20 20' fill='none'%3E%3Cpath d='M5 8L10 13L15 8' stroke='rgba(255,255,255,0.5)' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 3rem;
}

/* Checkbox & Radio */
.checkbox,
.radio {
  appearance: none;
  width: 20px;
  height: 20px;
  background: var(--glass-background);
  border: 2px solid var(--glass-border);
  border-radius: var(--radius-sm);
  position: relative;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

.radio {
  border-radius: var(--radius-full);
}

.checkbox:checked,
.radio:checked {
  background: var(--gradient-primary);
  border-color: transparent;
}

.checkbox:checked::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 45%;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: translate(-50%, -50%) rotate(45deg);
}

.radio:checked::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 8px;
  height: 8px;
  background: white;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

/* ============================================================
   Cards
   ============================================================ */

.card {
  background: var(--glass-background);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  padding: var(--space-6);
  transition: all var(--duration-normal) var(--ease-default);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  border-color: var(--glass-border-hover);
}

/* Card with Glow */
.card-glow {
  box-shadow: 0 8px 32px rgba(255, 107, 157, 0.1);
}

.card-glow:hover {
  box-shadow: 0 16px 48px rgba(255, 107, 157, 0.2);
}

/* Card Header */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--glass-border);
}

.card-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin: 0;
}

/* Card Body */
.card-body {
  color: var(--text-secondary);
}

/* ============================================================
   Modal
   ============================================================ */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-default);
}

.modal-backdrop.show {
  opacity: 1;
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  background: var(--color-background);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  max-width: 90vw;
  max-height: 90vh;
  overflow: auto;
  z-index: calc(var(--z-modal) + 1);
  opacity: 0;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
  transition: all var(--duration-normal) var(--ease-default);
}

.modal.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.modal-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-background);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

.modal-close:hover {
  background: var(--glass-background-hover);
  transform: rotate(90deg);
}

/* ============================================================
   Toast Notifications
   ============================================================ */

.toast-container {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-notification);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-background);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6);
  margin-bottom: var(--space-3);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  backdrop-filter: var(--glass-blur-intense);
  -webkit-backdrop-filter: var(--glass-blur-intense);
  pointer-events: all;
  transform: translateX(400px);
  opacity: 0;
  transition: all var(--duration-normal) var(--ease-default);
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-success {
  border-color: rgba(16, 185, 129, 0.5);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(0, 0, 0, 0.3));
}

.toast-error {
  border-color: rgba(239, 68, 68, 0.5);
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(0, 0, 0, 0.3));
}

.toast-icon {
  width: 20px;
  height: 20px;
}

/* ============================================================
   Loading States
   ============================================================ */

.skeleton {
  background: linear-gradient(90deg,
    var(--glass-background) 25%,
    var(--glass-background-hover) 50%,
    var(--glass-background) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-text {
  height: 1rem;
  margin-bottom: var(--space-2);
}

.skeleton-title {
  height: 2rem;
  width: 60%;
  margin-bottom: var(--space-4);
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
}

.spinner::after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 3px solid var(--glass-border);
  border-top-color: var(--color-primary);
  animation: spin 0.8s linear infinite;
}

/* Progress Bar */
.progress {
  height: 8px;
  background: var(--glass-background);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  transition: width var(--duration-slow) var(--ease-out);
  position: relative;
}

.progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: progress-shine 2s ease-in-out infinite;
}

@keyframes progress-shine {
  0% { transform: translateX(-100px); }
  100% { transform: translateX(100px); }
}

/* ============================================================
   Navigation Components
   ============================================================ */

.nav-tabs {
  display: flex;
  gap: var(--space-1);
  background: var(--glass-background);
  padding: var(--space-1);
  border-radius: var(--radius-lg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.nav-tab {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: none;
  border-radius: calc(var(--radius-lg) - 4px);
  color: var(--text-secondary);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-default);
}

.nav-tab:hover {
  color: var(--text-primary);
  background: var(--glass-background);
}

.nav-tab.active {
  background: var(--glass-background-active);
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.breadcrumb-item {
  color: var(--text-tertiary);
  transition: color var(--duration-fast) var(--ease-default);
}

.breadcrumb-item:hover {
  color: var(--text-primary);
}

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

/* ============================================================
   Badges & Tags
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  background: var(--glass-background);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.badge-primary {
  background: rgba(255, 107, 157, 0.1);
  border-color: rgba(255, 107, 157, 0.3);
  color: #FF6B9D;
}

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: #10b981;
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.3);
  color: #f59e0b;
}

.badge-error {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: #ef4444;
}

/* ============================================================
   Dropdown
   ============================================================ */

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

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--space-2);
  min-width: 200px;
  background: var(--color-background);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  backdrop-filter: var(--glass-blur-intense);
  -webkit-backdrop-filter: var(--glass-blur-intense);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--duration-normal) var(--ease-default);
}

.dropdown.open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: calc(var(--radius-lg) - 4px);
  color: var(--text-secondary);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

.dropdown-item:hover {
  background: var(--glass-background);
  color: var(--text-primary);
}

.dropdown-divider {
  height: 1px;
  background: var(--glass-border);
  margin: var(--space-2) 0;
}

/* ============================================================
   Switch Toggle
   ============================================================ */

.switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 28px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--glass-background);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-default);
}

.switch-slider::before {
  position: absolute;
  content: '';
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: all var(--duration-normal) var(--ease-default);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.switch input:checked + .switch-slider {
  background: var(--gradient-primary);
  border-color: transparent;
}

.switch input:checked + .switch-slider::before {
  transform: translateX(20px);
}

/* ============================================================
   Avatar
   ============================================================ */

.avatar {
  display: inline-block;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  overflow: hidden;
  background: var(--gradient-primary);
  position: relative;
}

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

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

.avatar-lg {
  width: 56px;
  height: 56px;
}

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

.avatar-status {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 12px;
  height: 12px;
  background: #10b981;
  border: 2px solid var(--color-background);
  border-radius: 50%;
}

/* ============================================================
   Tooltips
   ============================================================ */

.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  padding: var(--space-2) var(--space-3);
  background: var(--color-background);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-fast) var(--ease-default);
  backdrop-filter: var(--glass-blur-intense);
  -webkit-backdrop-filter: var(--glass-blur-intense);
  z-index: var(--z-tooltip);
}

.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}