/* =============================================
   Life Block App - Modern Warm Health Design
   ============================================= */

:root {
  /* Warm Health Palette */
  --color-terracotta: #E07A5F;
  --color-terracotta-light: #F0A08A;
  --color-terracotta-dark: #C4654D;
  --color-sage: #81B29A;
  --color-sage-light: #A8D5BA;
  --color-sage-dark: #5E9178;
  --color-gold: #F2CC8F;
  --color-gold-light: #F7DDB4;
  --color-gold-dark: #D4A85A;
  --color-navy: #3D405B;
  --color-navy-light: #575B78;
  --color-cream: #FAF7F2;
  --color-cream-dark: #F0EBE1;
  --color-warm-white: #FFFCF7;
  --color-text: #3D405B;
  --color-text-muted: #7A7D94;
  --color-border: rgba(61, 64, 91, 0.08);

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;

  /* Spacing */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(61, 64, 91, 0.06), 0 1px 2px rgba(61, 64, 91, 0.04);
  --shadow-md: 0 4px 12px rgba(61, 64, 91, 0.08), 0 2px 4px rgba(61, 64, 91, 0.04);
  --shadow-lg: 0 12px 32px rgba(61, 64, 91, 0.1), 0 4px 8px rgba(61, 64, 91, 0.06);

  /* Transitions */
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ---- Global Styles ---- */
body {
  font-family: var(--font-body);
  background-color: var(--color-cream);
  color: var(--color-text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-navy);
}

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

/* Warm gradient background accent */
body::before {
  content: '';
  position: fixed;
  top: -50%;
  right: -30%;
  width: 80%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(224, 122, 95, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

body::after {
  content: '';
  position: fixed;
  bottom: -40%;
  left: -20%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(129, 178, 154, 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* ---- Language Selector ---- */
.lang-selector {
  display: flex;
  justify-content: flex-end;
  padding: 16px 0;
}

.lang-selector .form-select {
  background-color: var(--color-warm-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 32px 6px 12px;
  transition: all 0.2s var(--ease-smooth);
  box-shadow: var(--shadow-sm);
}

.lang-selector .form-select:focus {
  border-color: var(--color-terracotta-light);
  box-shadow: 0 0 0 3px rgba(224, 122, 95, 0.12);
}

/* ---- Page Header ---- */
.page-header {
  text-align: center;
  padding: 20px 0 32px;
}

.page-header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.page-header .lead {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  font-weight: 400;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ---- Card Styles ---- */
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-warm-white);
  box-shadow: var(--shadow-md);
  transition: box-shadow 0.3s var(--ease-smooth);
}

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

.card.shadow-sm {
  box-shadow: var(--shadow-md) !important;
}

/* ---- Form Styles ---- */
.form-card {
  padding: 36px;
}

.form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-navy);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}

.form-control {
  border: 1.5px solid rgba(61, 64, 91, 0.12);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-warm-white);
  transition: all 0.2s var(--ease-smooth);
}

.form-control:focus {
  border-color: var(--color-terracotta);
  box-shadow: 0 0 0 3px rgba(224, 122, 95, 0.12);
  background-color: #fff;
}

.form-control::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}

/* Radio buttons */
.form-check-input {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(61, 64, 91, 0.2);
  transition: all 0.2s var(--ease-smooth);
}

.form-check-input:checked {
  background-color: var(--color-terracotta);
  border-color: var(--color-terracotta);
}

.form-check-input:focus {
  box-shadow: 0 0 0 3px rgba(224, 122, 95, 0.15);
  border-color: var(--color-terracotta);
}

.form-check-label {
  font-size: 0.95rem;
  padding-left: 4px;
  color: var(--color-text);
}

/* ---- Button Styles ---- */
.btn-primary {
  background: linear-gradient(135deg, var(--color-terracotta) 0%, var(--color-terracotta-dark) 100%);
  border: none;
  padding: 14px 28px;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  letter-spacing: 0.02em;
  transition: all 0.3s var(--ease-smooth);
  box-shadow: 0 2px 8px rgba(224, 122, 95, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-terracotta-light) 0%, var(--color-terracotta) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(224, 122, 95, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(224, 122, 95, 0.25);
}

.btn-secondary {
  background: var(--color-warm-white);
  border: 1.5px solid var(--color-border);
  color: var(--color-text);
  padding: 14px 28px;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-md);
  transition: all 0.3s var(--ease-smooth);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--color-cream);
  border-color: rgba(61, 64, 91, 0.15);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--color-text);
}

/* ---- Alert ---- */
.alert-danger {
  background-color: #FFF5F5;
  border: 1px solid rgba(224, 95, 95, 0.2);
  color: #C53030;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
}

/* ---- Statistics Cards ---- */
.stat-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  background: var(--color-warm-white);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

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

.stat-card .stat-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-card .stat-label {
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

/* Lived stat card */
.stat-card--lived::before {
  background: linear-gradient(135deg, var(--color-terracotta), var(--color-gold));
}

.stat-card--lived .stat-value {
  color: var(--color-terracotta);
}

/* Remaining stat card */
.stat-card--remaining::before {
  background: linear-gradient(135deg, var(--color-sage), var(--color-sage-light));
}

.stat-card--remaining .stat-value {
  color: var(--color-sage);
}

/* Total stat card */
.stat-card--total::before {
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-light));
}

.stat-card--total .stat-value {
  color: var(--color-navy);
}

/* ---- Legend ---- */
.legend-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-warm-white);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
}

.legend-card h5 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--color-text);
  font-weight: 500;
}

/* ---- Life Blocks Container ---- */
.life-blocks-container {
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: 100%;
  margin: 0 auto;
  padding: 28px;
  background: var(--color-warm-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  perspective: 800px;
}

.life-blocks-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.section-title {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  margin: 0 auto;
}

.lived-section .section-title {
  background: linear-gradient(135deg, var(--color-terracotta), var(--color-terracotta-dark));
  color: white;
  box-shadow: 0 2px 8px rgba(224, 122, 95, 0.2);
}

.remaining-section .section-title {
  background: var(--color-cream);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.life-blocks-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: center;
}

/* ---- Individual Life Block ---- */
.life-block {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  transition: all 0.35s var(--ease-smooth);
  cursor: pointer;
  position: relative;
  transform-style: preserve-3d;
}

.life-block::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 4px;
  background: linear-gradient(135deg, rgba(255,255,255,0.25) 0%, transparent 60%);
  pointer-events: none;
}

.life-block:hover {
  transform: translateY(-3px) scale(1.15);
  z-index: 10;
}

/* Lived blocks - warm terracotta */
.life-block.lived {
  background: linear-gradient(135deg, var(--color-terracotta-light) 0%, var(--color-terracotta) 100%);
  border: 1px solid var(--color-terracotta-dark);
  box-shadow: 0 1px 3px rgba(224, 122, 95, 0.2), inset 0 1px 0 rgba(255,255,255,0.25);
}

.life-block.lived:hover {
  box-shadow: 0 6px 16px rgba(224, 122, 95, 0.35), inset 0 1px 0 rgba(255,255,255,0.3);
}

/* Remaining blocks - soft sage */
.life-block.remaining {
  background: linear-gradient(135deg, var(--color-sage-light) 0%, var(--color-sage) 100%);
  border: 1px solid var(--color-sage-dark);
  box-shadow: 0 1px 3px rgba(129, 178, 154, 0.2), inset 0 1px 0 rgba(255,255,255,0.25);
  opacity: 0.55;
}

.life-block.remaining:hover {
  opacity: 1;
  box-shadow: 0 6px 16px rgba(129, 178, 154, 0.35), inset 0 1px 0 rgba(255,255,255,0.3);
}

/* Retirement blocks - warm gold */
.life-block.retirement {
  background: linear-gradient(135deg, var(--color-gold-light) 0%, var(--color-gold) 50%, var(--color-gold-dark) 100%) !important;
  border: 1px solid var(--color-gold-dark) !important;
  box-shadow: 0 1px 3px rgba(212, 168, 90, 0.3), inset 0 1px 0 rgba(255,255,255,0.35) !important;
}

.life-block.retirement:hover {
  box-shadow: 0 6px 16px rgba(212, 168, 90, 0.4), inset 0 1px 0 rgba(255,255,255,0.4) !important;
}

/* Legend blocks */
.life-block.legend {
  width: 24px;
  height: 24px;
  border-radius: 5px;
  flex-shrink: 0;
}

.life-block.lived.legend {
  box-shadow: 0 2px 6px rgba(224, 122, 95, 0.25);
}

.life-block.remaining.legend {
  opacity: 0.7;
  box-shadow: 0 2px 6px rgba(129, 178, 154, 0.2);
}

.life-block.retirement.legend {
  box-shadow: 0 2px 6px rgba(212, 168, 90, 0.3);
}

/* ---- Block Animations ---- */
@keyframes blockAppear {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  60% {
    opacity: 1;
    transform: scale(1.05);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes blockFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes gentlePulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.03);
  }
}

@keyframes gentleFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-1.5px);
  }
}

.life-block.animate {
  animation: blockAppear 0.4s var(--ease-bounce) forwards;
}

.life-block.lived.animate {
  animation: blockAppear 0.4s var(--ease-bounce) forwards;
}

/* Gentle shimmer for lived blocks */
.life-block.lived {
  background-size: 200% 100%;
  background-image: linear-gradient(
    90deg,
    var(--color-terracotta-light) 0%,
    var(--color-terracotta) 25%,
    var(--color-terracotta-light) 50%,
    var(--color-terracotta) 75%,
    var(--color-terracotta-dark) 100%
  );
  animation: blockShimmer 4s linear infinite;
}

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

.life-block.lived:hover {
  animation: none;
  background: linear-gradient(135deg, var(--color-terracotta-light) 0%, var(--color-terracotta) 100%);
}

/* Subtle float for remaining blocks */
.life-block.remaining:nth-child(even) {
  animation: gentleFloat 5s ease-in-out infinite;
  animation-delay: calc(var(--block-index, 0) * 0.12s);
}

.life-block.remaining:nth-child(odd) {
  animation: gentleFloat 5s ease-in-out infinite reverse;
  animation-delay: calc(var(--block-index, 0) * 0.18s);
}

/* Wave animation */
@keyframes blockWave {
  0% { transform: translateY(0) scale(1); }
  40% { transform: translateY(-4px) scale(1.05); }
  100% { transform: translateY(0) scale(1); }
}

.life-block.wave {
  animation: blockWave 0.6s ease-in-out forwards;
}

/* ---- Loading State ---- */
.life-blocks-container.loading {
  opacity: 0.6;
  pointer-events: none;
  position: relative;
}

.life-blocks-container.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-cream-dark);
  border-top: 3px solid var(--color-terracotta);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ---- Footer ---- */
.app-footer {
  text-align: center;
  padding: 32px 0 24px;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-weight: 400;
}

.app-footer a {
  color: var(--color-terracotta);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s var(--ease-smooth);
}

.app-footer a:hover {
  color: var(--color-terracotta-dark);
}

/* ---- Fade-in on page load ---- */
@keyframes pageEnter {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: pageEnter 0.5s var(--ease-smooth) both;
}

.fade-in-delay-1 {
  animation: pageEnter 0.5s var(--ease-smooth) 0.1s both;
}

.fade-in-delay-2 {
  animation: pageEnter 0.5s var(--ease-smooth) 0.2s both;
}

.fade-in-delay-3 {
  animation: pageEnter 0.5s var(--ease-smooth) 0.3s both;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .page-header h1 {
    font-size: 2rem;
  }

  .life-block {
    width: 14px;
    height: 14px;
  }

  .life-blocks-container {
    gap: 20px;
    padding: 20px;
  }

  .stat-card .stat-value {
    font-size: 2rem;
  }

  .form-card {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .page-header h1 {
    font-size: 1.6rem;
  }

  .life-block {
    width: 11px;
    height: 11px;
  }

  .life-blocks-container {
    gap: 16px;
    padding: 16px;
  }

  .stat-card .stat-value {
    font-size: 1.75rem;
  }
}