/**
 * PWA Styles - Modern Design with Full CSS Variable Control
 * Mobile-first responsive design for Birthday Reminder PWA
 */

:root {
  /* Primary Colors - Change these to customize your entire app */
  --primary-color: #010d6f;
  --primary-dark: #5568d3;
  --primary-light: #8b9ef5;
  --secondary-color: #6f05cf;
  --secondary-dark: #5f3a82;
  --secondary-light: #9d6bc9;

  /* Status Colors */
  --success-color: #10b981;
  --success-light: #d1fae5;
  --danger-color: #ef4444;
  --danger-light: #fee2e2;
  --warning-color: #f59e0b;
  --warning-light: #fef3c7;
  --info-color: #3b82f6;
  --info-light: #dbeafe;

  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Gradients */
  --gradient-primary: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --gradient-danger: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  --gradient-warning: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* Border Radius */
  --radius-sm: 8px;
  --radius: 12px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing: 12px;
  --spacing-md: 16px;
  --spacing-lg: 20px;
  --spacing-xl: 24px;
  --spacing-2xl: 32px;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, 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;

  /* Layout */
  --nav-height: 70px;
  --header-height: 60px;
  --max-width: 600px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition: 200ms ease;
  --transition-slow: 300ms ease;
}

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

body {
  font-family: var(--font-sans);
  background: var(--gray-50);
  color: var(--gray-900);
  padding-bottom: var(--nav-height);
  padding-top: var(--header-height);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Header */
.pwa-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--gradient-primary);
  color: var(--white);
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-lg);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  backdrop-filter: blur(10px);
}

.header-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--spacing);
  margin: 0;
}

.btn-icon {
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: var(--white);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  cursor: pointer;
  transition: all var(--transition);
  backdrop-filter: blur(10px);
  text-decoration: none;
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.05);
  color: var(--white);
}

.btn-icon:active {
  transform: scale(0.95);
}

/* Main Content */
.pwa-content {
  padding: var(--spacing-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  min-height: calc(100vh - var(--header-height) - var(--nav-height));
  overflow-x: hidden;
  width: 100%;
  box-sizing: border-box;
}

.container-fluid {
  width: 100%;
  max-width: 100%;
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

/* Date Badge */
.date-badge {
  background: var(--white);
  padding: var(--spacing) var(--spacing-md);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--gray-700);
  font-weight: 600;
  font-size: var(--font-size-sm);
}

/* Section Header */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.section-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--gray-900);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin: 0;
}

.section-title i {
  color: var(--primary-color);
}

/* Cards Grid */
.cards-grid {
  display: grid;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

/* Contact Card - Modern Design */
.contact-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid var(--gray-100);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--spacing);
  width: 100%;
  max-width: 100%;
}

.contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition);
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.contact-card:hover::before {
  opacity: 1;
}

.birthday-card {
    border-left: 4px solid #0d6efd;
    background: #99caff;
}

.birthday-card::before {
  background: var(--gradient-warning);
}

.contact-card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing);
  width: 100%;
}

.contact-avatar {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: var(--radius);
  background: var(--gradient-primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
  position: relative;
}

.contact-avatar::after {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: var(--radius);
  padding: 2px;
  background: var(--gradient-primary);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.3;
}

.contact-info {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.contact-name {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--gray-900);
  margin: 0 0 var(--spacing-xs) 0;
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  white-space: normal;
  word-break: break-word;
}

.contact-phone {
  color: var(--gray-600);
  font-size: var(--font-size-xs);
  font-weight:bold !important;
  margin: 0;
  display: flex;
  align-items: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex-wrap: nowrap;
}

.contact-note {
  color: #ffffff;
  font-size: var(--font-size-sm);
  margin: 0;
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
  background:#0051a2;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--primary-color);
  line-height: 1.5;
  width: 100%;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.contact-note i {
  color: var(--primary-color);
  margin-top: 2px;
  flex-shrink: 0;
}

.contact-actions {
  display: flex;
  gap: var(--spacing-sm);
  width: 100%;
}

.contact-actions .btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--font-size-xs);
  transition: all var(--transition);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  min-width: 0;
}

.contact-actions .btn-success {
  background: var(--success-color);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.contact-actions .btn-success:hover {
  background: #059669;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.contact-actions .btn-primary {
  background: var(--info-color);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.contact-actions .btn-primary:hover {
  background: #2563eb;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.contact-actions .btn:active {
  transform: translateY(0);
}

/* Note Card - Modern Design */
.note-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid var(--gray-100);
}

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

.note-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
}

.note-image::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.3), transparent);
}

.note-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.note-card:hover .note-image img {
  transform: scale(1.05);
}

.note-content {
  padding: var(--spacing-md);
}

.note-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--gray-900);
  margin: 0 0 var(--spacing) 0;
  line-height: 1.4;
}

.note-meta {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing);
  flex-wrap: wrap;
}

.note-meta .badge {
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.note-meta .bg-info {
  background: var(--info-light);
  color: var(--info-color);
}

.note-meta .bg-success {
  background: var(--success-light);
  color: var(--success-color);
}

.note-date {
  color: var(--gray-600);
  font-size: var(--font-size-xs);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.note-description {
  color: var(--gray-700);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  margin: 0;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.empty-icon {
  font-size: 5rem;
  color: var(--gray-300);
  margin-bottom: var(--spacing-lg);
  opacity: 0.5;
}

.empty-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--spacing);
}

.empty-text {
  color: var(--gray-600);
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.empty-state .btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Bottom Navigation - Modern Design */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--white);
  display: flex;
  justify-content: space-around;
  align-items: center;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
  z-index: 1000;
  padding: 0;
  border-top: 1px solid var(--gray-100);
}

.bottom-nav .nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--gray-500);
  padding: var(--spacing-sm) 0;
  transition: all var(--transition);
  font-size: var(--font-size-xs);
  font-weight: 600;
  position: relative;
}

.bottom-nav .nav-item i {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
  transition: all var(--transition);
}

.bottom-nav .nav-item span {
  transition: all var(--transition);
}

.bottom-nav .nav-item.active {
  color: var(--primary-color);
}

.bottom-nav .nav-item.active i {
  transform: translateY(-2px);
}

.bottom-nav .nav-item.active::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.bottom-nav .nav-item:active {
  transform: scale(0.95);
}

/* Menu Modal */
.menu-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2000;
  display: none;
  align-items: flex-end;
  backdrop-filter: blur(4px);
}

.menu-modal.active {
  display: flex;
  animation: fadeIn var(--transition-slow);
}

.menu-content {
  background: var(--white);
  width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: var(--spacing-lg);
  animation: slideUp var(--transition-slow);
  box-shadow: var(--shadow-2xl);
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing);
  border-bottom: 2px solid var(--gray-100);
}

.menu-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--gray-900);
  margin: 0;
}

.btn-close-menu {
  background: var(--gray-100);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  cursor: pointer;
  color: var(--gray-700);
  transition: all var(--transition);
}

.btn-close-menu:hover {
  background: var(--gray-200);
  transform: rotate(90deg);
}

.menu-body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.menu-item {
  display: flex;
  align-items: center;
  padding: var(--spacing-md);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--gray-900);
  font-weight: 600;
  transition: all var(--transition);
  position: relative;
}

.menu-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: var(--gradient-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: height var(--transition);
}

.menu-item:hover {
  background: var(--gray-50);
  padding-left: calc(var(--spacing-md) + var(--spacing-sm));
}

.menu-item:hover::before {
  height: 60%;
}

.menu-item i {
  font-size: var(--font-size-xl);
  margin-right: var(--spacing-md);
  width: 24px;
  color: var(--primary-color);
}

.menu-item.text-danger {
  color: var(--danger-color);
}

.menu-item.text-danger i {
  color: var(--danger-color);
}

.menu-divider {
  height: 1px;
  background: var(--gray-200);
  margin: var(--spacing-sm) 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing) var(--spacing-lg);
  border-radius: var(--radius);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  gap: var(--spacing-sm);
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(102, 126, 234, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
}

.badge.bg-primary {
  background: var(--primary-color);
  color: var(--white);
}

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

/* Notification Banner */
.alert {
  padding: var(--spacing-md);
  border-radius: var(--radius);
  margin-bottom: var(--spacing-lg);
  border: 1px solid transparent;
}

.alert-info {
  background: var(--info-light);
  border-color: var(--info-color);
  color: var(--gray-900);
}

.alert .btn-close {
  background: transparent;
  border: none;
  opacity: 0.5;
  cursor: pointer;
}

/* Responsive */
@media (max-width: 374px) {
  .contact-card {
    padding: var(--spacing-sm);
  }

  .contact-avatar {
    width: 40px;
    height: 40px;
    min-width: 40px;
    font-size: var(--font-size-base);
  }

  .contact-name {
    font-size: var(--font-size-sm);
  }

  .contact-phone {
    font-size: var(--font-size-xs);
    font-weight:700 !important;
  }

  .contact-actions .btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.7rem;
    gap: 2px;
  }

  .contact-actions .btn i {
    font-size: var(--font-size-sm);
  }

  .pwa-content {
    padding: var(--spacing-sm);
  }

  .header-title {
    font-size: var(--font-size-lg);
  }
}

@media (min-width: 375px) and (max-width: 767px) {
  .contact-card {
    padding: var(--spacing);
  }

  .contact-avatar {
    width: 48px;
    height: 48px;
    min-width: 48px;
  }

  .pwa-content {
    padding: var(--spacing-md);
  }
}

@media (min-width: 768px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pwa-content {
    max-width: 800px;
  }

  .contact-avatar {
    width: 56px;
    height: 56px;
    min-width: 56px;
    font-size: var(--font-size-xl);
  }

  .contact-name {
    font-size: var(--font-size-lg);
  }

  .contact-phone {
    font-size: var(--font-size-sm);
  }

  .contact-actions .btn {
    font-size: var(--font-size-sm);
  }
}

@media (min-width: 1024px) {
  .cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pwa-content {
    max-width: 1200px;
  }
}

/* Loading States */
.pwa-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-2xl);
}

.pwa-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--gray-200);
  border-top: 3px solid var(--primary-color);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

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

/* Form Styles */
.form-control {
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: var(--spacing) var(--spacing-md);
  font-size: var(--font-size-base);
  transition: all var(--transition);
  width: 100%;
  box-sizing: border-box;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

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

textarea.form-control {
  resize: vertical;
  min-height: 80px;
  font-family: var(--font-sans);
  line-height: 1.5;
}

.form-label {
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.form-label i {
  color: var(--primary-color);
}

.text-muted {
  color: var(--gray-500);
  font-size: var(--font-size-xs);
}

.card {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-100);
}

.card-body {
  padding: var(--spacing-lg);
}

/* Utility Classes */
.d-none {
  display: none !important;
}

.d-flex {
  display: flex !important;
}

.align-items-center {
  align-items: center !important;
}

.justify-content-between {
  justify-content: space-between !important;
}

.flex-grow-1 {
  flex-grow: 1 !important;
}

.mb-0 {
  margin-bottom: 0 !important;
}

.me-2 {
  margin-right: var(--spacing-sm) !important;
}

.me-3 {
  margin-right: var(--spacing) !important;
}

.mt-4 {
  margin-top: var(--spacing-xl) !important;
}

.small {
  font-size: var(--font-size-sm) !important;
}

.fs-4 {
  font-size: var(--font-size-xl) !important;
}

/* Input Group Styles */
.input-group {
  display: flex;
  width: 100%;
  position: relative;
}

.input-group .form-control {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  flex: 1;
  min-width: 0;
}

.input-group .btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  padding: var(--spacing) var(--spacing-md);
  flex-shrink: 0;
}

@media (max-width: 374px) {
  .input-group .form-control {
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing);
  }

  .input-group .btn {
    padding: var(--spacing-sm) var(--spacing);
  }
}