/* ========================================
   Balcony Garden Companion - Design System
   Refined: Luxurious, Minimalistic, Natural
   ======================================== */

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Natural, Warm Color Palette */
  --color-cream: #FFFEF9;
  /* Warm white background */
  --color-parchment: #FAF8F3;
  /* Slightly warmer card bg */
  --color-linen: #F3EFE7;
  /* Warm elevated surfaces */
  --color-sand: #E5DFD3;
  /* Borders - warm beige */
  --color-sage: #7D9170;
  /* Earthy green accent */
  --color-sage-light: #A3B596;
  /* Light sage for hover */
  --color-sage-dark: #5C7050;
  /* Dark sage for emphasis */
  --color-forest: #3D4A3A;
  /* Warm dark green text */
  --color-forest-soft: #5A6858;
  /* Softer green for secondary */
  --color-terracotta: #C4967A;
  /* Warm terracotta accent */
  --color-bark: #8B7355;
  /* Warm brown */

  /* Vibrant Accents - Sky Blue & Sunny Yellow */
  --color-sky: #7EB8DA;
  /* Sky blue for highlights */
  --color-sky-light: #B5D8EB;
  /* Light sky for backgrounds */
  --color-sky-dark: #5A9BC2;
  /* Darker sky for hover */
  --color-sunny: #F5C84C;
  /* Bright sunny yellow */
  --color-sunny-light: #FCE588;
  /* Soft yellow for backgrounds */
  --color-sunny-dark: #E5B32C;
  /* Golden for emphasis */

  /* Semantic Colors */
  --color-bg: var(--color-cream);
  --color-bg-card: var(--color-parchment);
  --color-bg-elevated: var(--color-linen);
  --color-text: var(--color-forest);
  --color-text-secondary: var(--color-forest-soft);
  --color-text-muted: rgba(61, 74, 58, 0.5);
  --color-border: var(--color-sand);
  --color-accent: var(--color-sage);
  --color-accent-hover: var(--color-sage-dark);
  --color-highlight: var(--color-sunny);
  --color-info: var(--color-sky);

  /* Status Colors - Earthy with vibrancy */
  --color-success: #6B8E6B;
  --color-warning: var(--color-sunny-dark);
  --color-danger: #B07070;

  /* Typography */
  --font-primary: 'Poltawski Nowy', Georgia, 'Times New Roman', serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.8125rem;
  --font-size-base: 0.9375rem;
  --font-size-lg: 1.0625rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --line-height-tight: 1.3;
  --line-height-base: 1.6;
  --line-height-relaxed: 1.8;
  --letter-spacing-tight: -0.01em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.03em;

  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Borders & Radius - More organic */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --radius-pill: 2rem;
  /* Soft pill shape for buttons */
  --radius-full: 9999px;

  /* Shadows - Warm and soft */
  --shadow-xs: 0 1px 2px rgba(61, 74, 58, 0.03);
  --shadow-sm: 0 2px 8px rgba(61, 74, 58, 0.05);
  --shadow-md: 0 4px 16px rgba(61, 74, 58, 0.07);
  --shadow-lg: 0 8px 32px rgba(61, 74, 58, 0.09);
  --shadow-warm: 0 4px 20px rgba(139, 115, 85, 0.08);

  /* Transitions */
  --transition-fast: 120ms ease;
  --transition-base: 200ms ease-out;
  --transition-slow: 350ms ease-out;

  /* Layout */
  --header-height: 56px;
  --nav-height: 68px;
  --content-max-width: 460px;
  --safe-area-bottom: env(safe-area-inset-bottom, 0px);
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  min-height: 100dvh;
}

/* --- App Layout --- */
#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
}

/* Header - Minimal & Elegant */
.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-bg);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-content {
  width: 100%;
  max-width: var(--content-max-width);
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-normal);
  color: var(--color-text);
}

.header-settings {
  color: var(--color-text-secondary);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-settings:hover {
  color: var(--color-text);
  background: var(--color-bg-elevated);
}

/* Main Content */
.main-content {
  flex: 1;
  padding: calc(var(--header-height) + var(--space-lg)) var(--space-lg) calc(var(--nav-height) + var(--space-lg) + var(--safe-area-bottom));
  max-width: var(--content-max-width);
  margin: 0 auto;
  width: 100%;
}

/* Bottom Navigation - Clean & Minimal */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--nav-height) + var(--safe-area-bottom));
  padding-bottom: var(--safe-area-bottom);
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-xs);
  z-index: 100;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: var(--space-sm) var(--space-md);
  text-decoration: none;
  color: var(--color-text-muted);
  transition: var(--transition-base);
  border-radius: var(--radius-md);
  min-width: 60px;
}

.nav-item:hover,
.nav-item:focus {
  color: var(--color-text-secondary);
}

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

.nav-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
}

.nav-icon svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.5;
}

.nav-item.active .nav-icon svg {
  stroke-width: 2;
}

.nav-label {
  font-size: 0.6875rem;
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: none;
}

/* --- Component Styles --- */

/* Cards - Clean with subtle depth */
.card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.card:hover {
  border-color: var(--color-sand);
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-tight);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Stat Card - For dashboard numbers */
.stat-card-wrapper {
  position: relative;
}

.stat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-decoration: none;
  display: block;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-accent);
  transition: var(--transition-base);
}

.stat-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Add button on stat cards */
.stat-add-btn {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  width: 24px;
  height: 24px;
  padding: 0;
  border: none;
  background: var(--color-sage);
  color: white;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
  transition: var(--transition-base);
  z-index: 10;
}

.stat-add-btn svg {
  width: 14px;
  height: 14px;
}

.stat-add-btn:hover {
  opacity: 1;
  transform: scale(1.1);
}

.stat-card-wrapper:hover .stat-add-btn {
  opacity: 1;
}

/* Colorful stat card variants */
.stats-grid .stat-card-wrapper:nth-child(1) .stat-card::before {
  background: var(--color-sage);
}

.stats-grid .stat-card-wrapper:nth-child(2) .stat-card::before {
  background: var(--color-sunny);
}

.stats-grid .stat-card-wrapper:nth-child(3) .stat-card::before {
  background: var(--color-sky);
}

.stats-grid .stat-card-wrapper:nth-child(4) .stat-card::before {
  background: var(--color-terracotta);
}

.stats-grid .stat-card-wrapper:nth-child(5) .stat-card::before {
  background: var(--color-sage-dark);
}

.stats-grid .stat-card-wrapper:nth-child(1) .stat-icon {
  color: var(--color-sage);
}

.stats-grid .stat-card-wrapper:nth-child(2) .stat-icon {
  color: var(--color-sunny-dark);
}

.stats-grid .stat-card-wrapper:nth-child(3) .stat-icon {
  color: var(--color-sky);
}

.stats-grid .stat-card-wrapper:nth-child(4) .stat-icon {
  color: var(--color-terracotta);
}

.stats-grid .stat-card-wrapper:nth-child(5) .stat-icon {
  color: var(--color-sage-dark);
}

.stat-icon {
  width: 32px;
  height: 32px;
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.stat-icon svg {
  width: 100%;
  height: 100%;
  stroke-width: 1.25;
}

.stat-value {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-text);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  letter-spacing: var(--letter-spacing-wide);
}

/* Buttons - Organic & Cozy */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.875rem 1.5rem;
  font-family: var(--font-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-normal);
  text-transform: none;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-sage);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--color-sage-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-xs);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-sand);
}

.btn-secondary:hover {
  background: var(--color-linen);
  border-color: var(--color-sage-light);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
}

.btn-ghost:hover {
  color: var(--color-text);
  background: var(--color-bg-elevated);
}

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

.btn-icon svg {
  width: 18px;
  height: 18px;
}

/* Form Elements - Clean & Minimal */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  letter-spacing: var(--letter-spacing-wide);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.875rem var(--space-md);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%234A5D4B' stroke-width='1.5' 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 1rem center;
  padding-right: 2.5rem;
}

/* Tags / Badges - Subtle */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.625rem;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  border-radius: var(--radius-full);
  background: var(--color-bg-elevated);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.badge-success {
  background: rgba(107, 142, 107, 0.1);
  color: var(--color-success);
  border-color: rgba(107, 142, 107, 0.2);
}

.badge-warning {
  background: rgba(201, 169, 98, 0.1);
  color: var(--color-warning);
  border-color: rgba(201, 169, 98, 0.2);
}

.badge-danger {
  background: rgba(176, 112, 112, 0.1);
  color: var(--color-danger);
  border-color: rgba(176, 112, 112, 0.2);
}

/* Empty State - Elegant */
.empty-state {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  color: var(--color-text-muted);
}

.empty-state-icon svg {
  width: 100%;
  height: 100%;
  stroke-width: 1;
}

.empty-state-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-sm);
  letter-spacing: var(--letter-spacing-tight);
}

.empty-state-text {
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  max-width: 280px;
  margin-left: auto;
  margin-right: auto;
}

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

.section-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  letter-spacing: var(--letter-spacing-normal);
}

/* Welcome Banner - Vibrant */
.welcome-banner {
  background: linear-gradient(135deg, var(--color-forest) 0%, var(--color-sage-dark) 100%);
  color: var(--color-cream);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  position: relative;
  overflow: hidden;
}

.welcome-banner::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--color-sunny-light) 0%, transparent 70%);
  opacity: 0.15;
  pointer-events: none;
}

.welcome-banner h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-sm);
  letter-spacing: var(--letter-spacing-tight);
}

.welcome-banner p {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  line-height: var(--line-height-relaxed);
}

/* Divider */
.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-lg) 0;
}

/* --- Utility Classes --- */
.text-center {
  text-align: center;
}

.text-muted {
  color: var(--color-text-muted);
}

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

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

.text-xs {
  font-size: var(--font-size-xs);
}

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

.font-medium {
  font-weight: var(--font-weight-medium);
}

.uppercase {
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.mt-sm {
  margin-top: var(--space-sm);
}

.mt-md {
  margin-top: var(--space-md);
}

.mt-lg {
  margin-top: var(--space-lg);
}

.mb-sm {
  margin-bottom: var(--space-sm);
}

.mb-md {
  margin-bottom: var(--space-md);
}

.mb-lg {
  margin-bottom: var(--space-lg);
}

.mb-xl {
  margin-bottom: var(--space-xl);
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

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

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

.gap-sm {
  gap: var(--space-sm);
}

.gap-md {
  gap: var(--space-md);
}

.gap-lg {
  gap: var(--space-lg);
}

/* Grid for stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

/* --- Animations - Subtle --- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn var(--transition-slow) ease forwards;
}

/* View Transitions */
.view-enter {
  animation: fadeIn var(--transition-base) ease;
}

/* Stagger children animations */
.stagger-children>* {
  animation: fadeIn var(--transition-base) ease forwards;
}

.stagger-children>*:nth-child(1) {
  animation-delay: 0ms;
}

.stagger-children>*:nth-child(2) {
  animation-delay: 40ms;
}

.stagger-children>*:nth-child(3) {
  animation-delay: 80ms;
}

.stagger-children>*:nth-child(4) {
  animation-delay: 120ms;
}

.stagger-children>*:nth-child(5) {
  animation-delay: 160ms;
}

.stagger-children>*:nth-child(6) {
  animation-delay: 200ms;
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(44, 62, 45, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--space-lg);
  animation: fadeIn 150ms ease;
}

.modal-content {
  background: var(--color-bg-card);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  width: 100%;
  max-width: 400px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

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

.modal-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-tight);
}

/* Chip-style checkboxes/radios */
.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.chip-checkbox {
  cursor: pointer;
}

.chip-checkbox input {
  display: none;
}

.chip-checkbox span {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  transition: var(--transition-base);
}

.chip-checkbox input:checked+span {
  background: var(--color-sage);
  border-color: var(--color-sage);
  color: white;
}

.chip-checkbox:hover span {
  border-color: var(--color-sage-light);
}

/* Month picker */
.month-picker {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 4px;
}

.month-checkbox {
  cursor: pointer;
}

.month-checkbox input {
  display: none;
}

.month-checkbox span {
  display: block;
  padding: var(--space-xs);
  text-align: center;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  transition: var(--transition-base);
}

.month-checkbox input:checked+span {
  background: var(--color-sage);
  border-color: var(--color-sage);
  color: white;
}

.month-checkbox:hover span {
  border-color: var(--color-sage-light);
}

/* Form Section Titles */
.form-section-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--color-border);
}

.form-section-title:first-child {
  margin-top: 0;
}

/* Form Row - side by side inputs */
.form-row {
  display: flex;
  gap: var(--space-md);
}