/* ============================================
   Denthree Fundraising App - Main Stylesheet
   Theme: Blue, White, Gold
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ============================================
   CSS Variables (Design Tokens)
   ============================================ */
:root {
  /* Primary Blues */
  --primary-50: #e3f2fd;
  --primary-100: #bbdefb;
  --primary-200: #90caf9;
  --primary-300: #64b5f6;
  --primary-400: #42a5f5;
  --primary-500: #1565c0;
  --primary-600: #1256a8;
  --primary-700: #0d47a1;
  --primary-800: #0a3a87;
  --primary-900: #1a237e;

  /* Gold Accents */
  --gold-300: #ffd54f;
  --gold-400: #ffca28;
  --gold-500: #ffc107;
  --gold-600: #ffb300;
  --gold-700: #ffa000;

  /* Status Colors */
  --success: #4caf50;
  --success-bg: #e8f5e9;
  --warning: #ff9800;
  --warning-bg: #fff3e0;
  --danger: #f44336;
  --danger-bg: #ffebee;
  --info: #2196f3;
  --info-bg: #e3f2fd;

  /* Neutrals */
  --white: #ffffff;
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #eeeeee;
  --gray-300: #e0e0e0;
  --gray-400: #bdbdbd;
  --gray-500: #9e9e9e;
  --gray-600: #757575;
  --gray-700: #616161;
  --gray-800: #424242;
  --gray-900: #212121;

  /* Typography */
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 12px 40px rgba(0,0,0,0.16);
  --shadow-glow: 0 0 20px rgba(21,101,192,0.3);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ============================================
   Reset & Base
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--gray-800);
  background: var(--gray-50);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ============================================
   App Shell
   ============================================ */
.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-700), var(--primary-500));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  z-index: 1000;
  box-shadow: var(--shadow-md);
}

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

.app-header__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gold-500);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.app-header__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.app-header__subtitle {
  font-size: var(--font-size-xs);
  opacity: 0.8;
  font-weight: 400;
}

.app-content {
  padding-top: 60px;
  padding-bottom: 80px;
  min-height: 100vh;
}

/* ============================================
   Hero / Banner Section
   ============================================ */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--primary-900), var(--primary-600));
  color: var(--white);
  overflow: hidden;
  padding: var(--space-8) var(--space-4);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,193,7,0.15), transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.05), transparent 70%);
  border-radius: 50%;
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,193,7,0.2);
  border: 1px solid rgba(255,193,7,0.4);
  color: var(--gold-300);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
}

.hero__title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-2);
}

.hero__date {
  font-size: var(--font-size-sm);
  opacity: 0.85;
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.hero__banner-image {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-lg);
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.hero__stat {
  text-align: center;
}

.hero__stat-value {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--gold-400);
}

.hero__stat-label {
  font-size: var(--font-size-xs);
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn--primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: var(--white);
  box-shadow: 0 4px 15px rgba(21,101,192,0.35);
}

.btn--primary:hover {
  box-shadow: 0 6px 25px rgba(21,101,192,0.5);
  transform: translateY(-1px);
}

.btn--gold {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-600));
  color: var(--gray-900);
  box-shadow: 0 4px 15px rgba(255,193,7,0.35);
}

.btn--gold:hover {
  box-shadow: 0 6px 25px rgba(255,193,7,0.5);
  transform: translateY(-1px);
}

.btn--success {
  background: linear-gradient(135deg, var(--success), #388e3c);
  color: var(--white);
}

.btn--danger {
  background: linear-gradient(135deg, var(--danger), #d32f2f);
  color: var(--white);
}

.btn--outline {
  background: transparent;
  border: 2px solid var(--primary-500);
  color: var(--primary-500);
}

.btn--outline:hover {
  background: var(--primary-500);
  color: var(--white);
}

.btn--block {
  display: flex;
  width: 100%;
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-lg);
}

.btn--xl {
  padding: var(--space-5) var(--space-10);
  font-size: var(--font-size-xl);
  border-radius: var(--radius-xl);
  font-weight: 800;
}

.btn--sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn--icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius-full);
}

/* Ripple effect */
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  transform: scale(0);
  animation: ripple-anim 0.6s ease-out;
  pointer-events: none;
}

@keyframes ripple-anim {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* ============================================
   Cards
   ============================================ */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.card__header {
  padding: var(--space-4);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--gray-900);
}

.card__body {
  padding: var(--space-4);
}

/* ============================================
   Menu Item Card
   ============================================ */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  padding: var(--space-4);
}

@media (max-width: 360px) {
  .menu-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 600px) {
  .menu-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.menu-item {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  border: 2px solid transparent;
  overflow: hidden;
}

.menu-item--active {
  border-color: var(--primary-500);
  box-shadow: var(--shadow-glow);
}

.menu-item__image {
  width: 100%;
  height: 130px;
  object-fit: cover;
  background: linear-gradient(135deg, var(--primary-50), var(--gray-100));
  display: block;
}

.menu-item__image-placeholder {
  width: 100%;
  height: 130px;
  background: linear-gradient(135deg, var(--primary-50), var(--gray-100));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.menu-item__info {
  padding: var(--space-3);
  flex: 1;
  min-width: 0;
}

.menu-item__category {
  font-size: var(--font-size-xs);
  color: var(--primary-500);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.menu-item__name {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 2px;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.menu-item__price {
  font-size: var(--font-size-base);
  font-weight: 800;
  color: var(--primary-600);
}

.menu-item__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--space-3) var(--space-3);
}

.qty-btn {
  width: 36px;
  height: 36px;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-full);
  background: var(--white);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--gray-700);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.qty-btn:hover {
  border-color: var(--primary-500);
  color: var(--primary-500);
  background: var(--primary-50);
}

.qty-btn--minus:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: var(--danger-bg);
}

.qty-value {
  font-size: var(--font-size-lg);
  font-weight: 800;
  min-width: 26px;
  text-align: center;
  color: var(--gray-900);
}

/* ============================================
   Section Headers
   ============================================ */
.section {
  padding: var(--space-6) var(--space-4);
}

.section__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.section__icon {
  width: 36px;
  height: 36px;
  background: var(--primary-50);
  color: var(--primary-500);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.section__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--gray-900);
}

/* ============================================
   Cart / Bottom Sheet
   ============================================ */
.cart-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
  padding: var(--space-3) var(--space-4);
  z-index: 900;
  transform: translateY(100%);
  transition: transform var(--transition-base);
}

.cart-bar--visible {
  transform: translateY(0);
}

.cart-bar__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-bar__info {
  display: flex;
  flex-direction: column;
}

.cart-bar__items {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
}

.cart-bar__total {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--primary-700);
}

/* Bottom Sheet */
.bottom-sheet-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1100;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.bottom-sheet-overlay--visible {
  opacity: 1;
  visibility: visible;
}

.bottom-sheet {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-height: 85vh;
  background: var(--white);
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
  z-index: 1200;
  transform: translateY(100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
}

.bottom-sheet--visible {
  transform: translateY(0);
}

.bottom-sheet__handle {
  width: 40px;
  height: 4px;
  background: var(--gray-300);
  border-radius: 2px;
  margin: var(--space-3) auto var(--space-2);
}

.bottom-sheet__header {
  padding: var(--space-2) var(--space-4) var(--space-3);
  border-bottom: 1px solid var(--gray-200);
}

.bottom-sheet__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.bottom-sheet__body {
  padding: var(--space-4);
}

/* ============================================
   Cart Items List
   ============================================ */
.cart-list {
  list-style: none;
}

.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--gray-100);
}

.cart-item:last-child {
  border-bottom: none;
}

.cart-item__name {
  font-weight: 600;
  color: var(--gray-800);
}

.cart-item__detail {
  font-size: var(--font-size-sm);
  color: var(--gray-500);
}

.cart-item__subtotal {
  font-weight: 700;
  color: var(--primary-600);
  white-space: nowrap;
}

.cart-total {
  display: flex;
  justify-content: space-between;
  padding: var(--space-4) 0;
  border-top: 2px solid var(--gray-200);
  margin-top: var(--space-3);
}

.cart-total__label {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.cart-total__value {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--primary-700);
}

/* ============================================
   Form Styles
   ============================================ */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-2);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-lg);
  color: var(--gray-800);
  background: var(--white);
  transition: all var(--transition-fast);
  -webkit-appearance: none;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(21,101,192,0.15);
}

.form-input::placeholder {
  color: var(--gray-400);
}

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
  margin-top: var(--space-1);
}

/* ============================================
   Live Order Feed
   ============================================ */
.live-feed {
  background: linear-gradient(135deg, var(--primary-50), var(--white));
  border-radius: var(--radius-lg);
  border: 1px solid var(--primary-100);
  overflow: hidden;
}

.live-feed__header {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: var(--white);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.live-feed__title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
}

.live-feed__dot {
  width: 8px;
  height: 8px;
  background: #ff5252;
  border-radius: 50%;
  animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.live-feed__count {
  background: rgba(255,255,255,0.2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.live-feed__list {
  list-style: none;
  max-height: 300px;
  overflow-y: auto;
  padding: var(--space-2) 0;
}

.live-feed__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  transition: background var(--transition-fast);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

.live-feed__item:hover {
  background: var(--primary-50);
}

.live-feed__avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--primary-100);
  color: var(--primary-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-sm);
  flex-shrink: 0;
}

.live-feed__name {
  font-weight: 600;
  color: var(--gray-800);
}

.live-feed__detail {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.live-feed__empty {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  color: var(--gray-400);
}

/* ============================================
   Order Success Modal
   ============================================ */
.success-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.success-modal--visible {
  opacity: 1;
  visibility: visible;
}

.success-modal__content {
  background: var(--white);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  text-align: center;
  max-width: 400px;
  width: 100%;
  transform: scale(0.9);
  transition: transform var(--transition-base);
}

.success-modal--visible .success-modal__content {
  transform: scale(1);
}

.success-modal__icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: var(--success-bg);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  margin: 0 auto var(--space-4);
  animation: bounceIn 0.6s ease;
}

@keyframes bounceIn {
  0% { transform: scale(0); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.success-modal__title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: var(--space-2);
}

.success-modal__text {
  color: var(--gray-600);
  margin-bottom: var(--space-6);
  line-height: 1.5;
}

/* ============================================
   Status Badges
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge--pending {
  background: var(--warning-bg);
  color: var(--warning);
}

.badge--final {
  background: var(--info-bg);
  color: var(--info);
}

.badge--diambil {
  background: var(--success-bg);
  color: var(--success);
}

/* ============================================
   Loading / Skeleton
   ============================================ */
.loading-spinner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--primary-100);
  border-top-color: var(--primary-500);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ============================================
   Toast Notifications
   ============================================ */
.toast-container {
  position: fixed;
  top: 70px;
  right: var(--space-4);
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toast {
  background: var(--gray-900);
  color: var(--white);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: var(--font-size-sm);
  font-weight: 500;
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
  max-width: 320px;
}

.toast--success {
  background: var(--success);
}

.toast--error {
  background: var(--danger);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(100%); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(100%); }
}

/* ============================================
   PWA Install Banner
   ============================================ */
.install-banner {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-600));
  color: var(--gray-900);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  display: none;
}

.install-banner--visible {
  display: flex;
}

.install-banner__text {
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.install-banner__btn {
  padding: var(--space-1) var(--space-3);
  background: var(--gray-900);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: var(--font-size-sm);
  cursor: pointer;
}

.install-banner__close {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--gray-700);
  padding: var(--space-1);
}

/* ============================================
   Empty States
   ============================================ */
.empty-state {
  text-align: center;
  padding: var(--space-12) var(--space-4);
  color: var(--gray-400);
}

.empty-state__icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
}

.empty-state__text {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

/* ============================================
   Category Tabs
   ============================================ */
.category-tabs {
  display: flex;
  gap: var(--space-2);
  padding: 0 var(--space-4);
  margin-bottom: var(--space-2);
  overflow-x: auto;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.category-tabs::-webkit-scrollbar {
  display: none;
}

.category-tab {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-600);
  transition: all var(--transition-fast);
}

.category-tab--active {
  background: var(--primary-500);
  color: var(--white);
  border-color: var(--primary-500);
}

/* ============================================
   Participation Counter
   ============================================ */
.participation {
  background: linear-gradient(135deg, var(--success), #2e7d32);
  color: var(--white);
  padding: var(--space-4);
  text-align: center;
  border-radius: var(--radius-lg);
  margin: var(--space-4);
}

.participation__count {
  font-size: var(--font-size-3xl);
  font-weight: 800;
}

.participation__text {
  font-size: var(--font-size-sm);
  opacity: 0.9;
}

/* ============================================
   Stepper / Steps
   ============================================ */
.steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}

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

.step__number {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 700;
  background: var(--gray-200);
  color: var(--gray-500);
  transition: all var(--transition-base);
}

.step--active .step__number {
  background: var(--primary-500);
  color: var(--white);
}

.step--done .step__number {
  background: var(--success);
  color: var(--white);
}

.step__label {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
  font-weight: 600;
}

.step--active .step__label {
  color: var(--primary-600);
}

.step__connector {
  width: 30px;
  height: 2px;
  background: var(--gray-300);
}

.step--done + .step__connector,
.step__connector--done {
  background: var(--success);
}

/* ============================================
   Responsive
   ============================================ */
@media (min-width: 768px) {
  .app-content {
    max-width: 680px;
    margin: 0 auto;
  }
  
  .menu-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .hero__title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 360px) {
  html {
    font-size: 14px;
  }
  
  .hero__stats {
    gap: var(--space-3);
  }
}

/* ============================================
   Utilities
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.p-4 { padding: var(--space-4); }
.hidden { display: none !important; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.w-full { width: 100%; }

/* ============================================
   Floating WhatsApp Button
   ============================================ */
.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: all var(--transition-base);
  text-decoration: none;
  animation: waPulse 2s ease-in-out infinite;
}

.wa-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

/* Move up when cart bar is visible */
.cart-bar--visible ~ .wa-float {
  bottom: 90px;
}

@keyframes waPulse {
  0%, 100% { box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.6); }
}