/**
 * Components - Reusable UI Component Styles
 * Based on soft_light_blurr design system
 */

/* ============================================
 * BASE ELEMENTS
 * ============================================ */

body {
  font-family: var(--font-family-sans);
  background-color: var(--color-background);
  color: var(--color-on-background);
  line-height: var(--line-height-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
 * TYPOGRAPHY
 * ============================================ */

.heading-1 {
  font-family: var(--font-family-headline);
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
}

.heading-2 {
  font-family: var(--font-family-headline);
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
}

.heading-3 {
  font-family: var(--font-family-headline);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
}

.heading-4 {
  font-family: var(--font-family-headline);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-normal);
  line-height: var(--line-height-snug);
}

.heading-5 {
  font-family: var(--font-family-headline);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-normal);
  line-height: var(--line-height-snug);
}

.text-label {
  font-family: var(--font-family-label);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

.text-body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-relaxed);
}

.text-body-sm {
  font-family: var(--font-family-body);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
}

.text-caption {
  font-family: var(--font-family-body);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--color-on-surface-variant);
}

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

/* Base Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-4);
  font-family: var(--font-family-sans);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

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

/* Primary Button - Solid fill */
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-dim);
}

.btn-primary:active:not(:disabled) {
  transform: scale(0.98);
}

/* Secondary Button - Transparent with border */
.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-outline-variant);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-primary-container);
  border-color: var(--color-primary);
}

/* Ghost Button - Text only, visible on hover */
.btn-ghost {
  background-color: transparent;
  color: var(--color-on-surface-variant);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-surface-container);
  color: var(--color-on-surface);
}

/* Button Sizes */
.btn-sm {
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: var(--spacing-3) var(--spacing-6);
  font-size: var(--font-size-base);
}

.btn-full {
  width: 100%;
}

/* Icon Button */
.btn-icon {
  padding: var(--spacing-2);
  border-radius: var(--radius-md);
}

.btn-icon:hover {
  background-color: var(--color-surface-container);
}

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

.card {
  background-color: var(--color-surface-container);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-md);
  padding: var(--spacing-4);
}

.card-elevated {
  background-color: var(--color-surface);
  box-shadow: var(--shadow-md);
}

.card-outlined {
  background-color: transparent;
  border: 1px solid var(--color-outline-variant);
}

.card-filled {
  background-color: var(--color-surface-container);
}

/* Card with gradient border effect */
.card-glow {
  position: relative;
}

.card-glow::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-container));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.2;
}

.card-glow:hover::before {
  opacity: 0.4;
}

/* ============================================
 * INPUTS
 * ============================================ */

.input {
  width: 100%;
  padding: var(--spacing-2) var(--spacing-3);
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  background-color: var(--color-surface);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-md);
  color: var(--color-on-surface);
  transition: all var(--transition-fast);
}

.input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-container);
}

.input::placeholder {
  color: var(--color-on-surface-variant);
}

.input-error {
  border-color: var(--color-error);
}

.input-error:focus {
  box-shadow: 0 0 0 2px var(--color-error-container);
}

/* Input with label */
.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
}

.input-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-on-surface);
}

/* ============================================
 * BADGES & TAGS
 * ============================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--radius-sm) var(--spacing-2);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  background-color: var(--color-secondary-container);
  color: var(--color-on-secondary-container);
}

.badge-primary {
  background-color: var(--color-primary-container);
  color: var(--color-on-primary-container);
}

.badge-error {
  background-color: var(--color-error-container);
  color: var(--color-on-error-container);
}

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

.progress {
  width: 100%;
  height: 0.5rem;
  background-color: var(--color-secondary-container);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

/* ============================================
 * NAVIGATION
 * ============================================ */

/* Top Navigation Bar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3.5rem; /* 56px */
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-outline-variant);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-4);
  z-index: var(--z-index-fixed);
}

/* Bottom Navigation Bar */
.navbar-bottom {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4rem; /* 64px */
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-outline-variant);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: var(--z-index-fixed);
}

/* Nav Link */
.nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-1);
  padding: var(--spacing-2);
  color: var(--color-on-surface-variant);
  text-decoration: none;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

/* ============================================
 * AVATAR
 * ============================================ */

.avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-outline-variant);
  overflow: hidden;
}

.avatar-sm {
  width: 2rem;
  height: 2rem;
}

.avatar-lg {
  width: 3rem;
  height: 3rem;
}

/* ============================================
 * ICON STYLES
 * ============================================ */

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon-primary {
  color: var(--color-primary);
}

.icon-secondary {
  color: var(--color-secondary);
}

.icon-muted {
  color: var(--color-on-surface-variant);
}

/* ============================================
 * LAYOUT UTILITIES
 * ============================================ */

.container {
  width: 100%;
  max-width: 42rem; /* 672px - max-w-lg */
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-4);
  padding-right: var(--spacing-4);
}

.page-content {
  padding-top: 5rem; /* Account for fixed navbar */
  padding-bottom: 6rem; /* Account for bottom nav */
}

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

.divider {
  height: 1px;
  background-color: var(--color-outline-variant);
  margin: var(--spacing-4) 0;
}

/* ============================================
 * LIST ITEMS
 * ============================================ */

.list-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  background-color: var(--color-surface-container-low);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-md);
}

.list-item:hover {
  background-color: var(--color-surface-container);
}

/* ============================================
 * FOCUS STATES
 * Per design spec: 2px solid with 2px offset
 * ============================================ */

.focus-ring:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ============================================
 * SELECT (Dropdown)
 * ============================================ */

.select {
  appearance: none;
  width: 100%;
  padding: var(--spacing-2) var(--spacing-3);
  padding-right: var(--spacing-8);
  font-family: var(--font-family-sans);
  font-size: var(--font-size-sm);
  background-color: var(--color-surface);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2366645e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-2) center;
  background-size: 1.25rem;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-md);
  color: var(--color-on-surface);
  cursor: pointer;
}

.select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-container);
}