/* Concrete Calculator — Styles */
@import '../../../shared/styles/tokens.css';
@import '../../../shared/styles/topbar.css';
@import '../../../shared/styles/footer.css';
@import '../../../shared/styles/share.css';

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
  -webkit-tap-highlight-color: transparent;
}

/* Layout */
.app {
  max-width: 72rem;
  margin: 0 auto;
  padding: var(--space-md);
  padding-bottom: var(--space-2xl);
  padding-left: max(var(--space-md), env(safe-area-inset-left));
  padding-right: max(var(--space-md), env(safe-area-inset-right));
  padding-bottom: max(var(--space-2xl), env(safe-area-inset-bottom));
}

@media (min-width: 480px) {
  .app {
    padding: var(--space-lg);
    padding-bottom: var(--space-2xl);
  }
}

/* Header */
.header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.header__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.header__subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  font-weight: 400;
}

@media (min-width: 480px) {
  .header__title {
    font-size: var(--font-size-3xl);
  }

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

/* Grid layout */
.main-layout {
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .main-layout {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }

  .grid-input {
    grid-column: 1;
    grid-row: 1;
  }

  .grid-visualization {
    grid-column: 2;
    grid-row: 1;
  }

  .grid-results {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

/* Application cards */
.application-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

@media (min-width: 480px) {
  .application-cards {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.app-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
  font-family: var(--font-family);
  transition: all var(--transition-fast);
  min-height: var(--touch-target);
}

.app-card:hover {
  border-color: var(--color-primary);
}

.app-card--active {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.app-card__icon {
  color: var(--color-primary);
}

.app-card--active .app-card__icon {
  color: var(--color-primary);
}

.app-card__text {
  text-align: center;
}

.app-card__name {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

.app-card__desc {
  display: none;
}

@media (min-width: 768px) {
  .app-card__desc {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 2px;
  }
}

/* Form elements */
.form-group {
  margin-bottom: var(--space-md);
}

.form-row {
  display: flex;
  gap: var(--space-md);
}

.form-row .form-group {
  flex: 1;
}

label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

input[type="number"],
select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: max(var(--font-size-base), 16px);
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-surface);
  min-height: var(--touch-target);
  transition: border-color var(--transition-fast);
}

input[type="number"]:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  padding-right: var(--space-xl);
}

@media (pointer: coarse) {
  select {
    appearance: auto;
    background-image: none;
    padding-right: var(--space-md);
  }
}

/* Slider */
.slider-group {
  margin-top: var(--space-md);
}

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

.slider-value {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-primary);
}

input[type="range"] {
  width: 100%;
  height: 8px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--color-border);
  border-radius: 4px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: 3px solid var(--color-surface);
  box-shadow: var(--shadow-md);
}

input[type="range"]::-moz-range-thumb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: 3px solid var(--color-surface);
  box-shadow: var(--shadow-md);
}

.material-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.material-row__text {
  flex: 1;
  min-width: 0;
}

.price-input-wrap {
  display: flex;
  align-items: center;
  gap: 3px;
}

.price-input-wrap input {
  width: 3.5rem;
  padding: 2px var(--space-xs);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  text-align: right;
  min-height: 0;
  height: 1.5rem;
}

.price-input-wrap input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.price-unit {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  width: 2.5rem;
  text-align: left;
}

/* Volume display */
.volume-display {
  text-align: center;
  padding: var(--space-md);
  background: var(--color-bg);
  border-radius: var(--radius-md);
}

.volume-raw {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text);
}

.volume-surcharge {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.volume-total {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-top: var(--space-xs);
}

/* Mix ratio bar */
.mix-bar {
  display: flex;
  height: 32px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-sm);
}

.mix-bar__segment {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: width var(--transition-base);
  min-width: 0;
  overflow: hidden;
}

.mix-bar__segment span {
  font-size: 0.7rem;
  font-weight: 600;
  color: white;
  white-space: nowrap;
}

.mix-bar__cement {
  background: #64748b;
}

.mix-bar__sand {
  background: #d4c9a3;
  color: var(--color-text);
}

.mix-bar__sand span {
  color: #5c4830;
}

.mix-bar__gravel {
  background: #a89f91;
}

.mix-ratio-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-align: center;
}

/* Mixer list */
.mixer-list {
  list-style: none;
  padding: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.mixer-list li {
  padding: var(--space-xs) 0;
}

/* Results */
.results-columns {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .results-columns {
    flex-direction: row;
    gap: var(--space-lg);
  }

  .results-col {
    flex: 1;
    min-width: 0;
  }
}

.results-col__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.material-list {
  list-style: none;
  padding: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.material-list li {
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--color-border);
}

.material-list li:last-child {
  border-bottom: none;
}

.cost-tag {
  margin-top: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-align: center;
}

.results-note {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

/* Tips */
.tips {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.tip {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
  padding-left: var(--space-md);
  border-left: 3px solid var(--color-warning);
  line-height: 1.6;
}

/* Print button */
.print-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  width: 100%;
  padding: var(--space-md);
  margin-top: var(--space-md);
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  font-weight: 600;
  cursor: pointer;
  min-height: var(--touch-target);
  transition: background var(--transition-fast);
}

.print-btn:hover {
  background: var(--color-primary-hover);
}

/* Print */
@media print {
  @page {
    size: A4;
    margin: 1.5cm;
  }

  body {
    background: white;
    font-size: 8pt;
    line-height: 1.3;
  }

  .app {
    max-width: none;
    padding: 0;
  }

  /* Hide non-essential elements */
  .print-btn,
  .share-btn,
  .application-cards,
  .slider-group,
  .price-inputs,
  .mixer-list,
  .footer,
  .header__subtitle {
    display: none !important;
  }

  .header { margin-bottom: 0.3cm; }
  .header__title { font-size: 12pt; }

  .card {
    box-shadow: none;
    border: 1px solid #ccc;
    padding: 0.3cm;
    margin-bottom: 0.2cm;
    break-inside: avoid;
  }

  .card-title { font-size: 9pt; margin-bottom: 0.15cm; }

  .main-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.2cm;
  }

  .grid-input { grid-column: 1; grid-row: 1; }
  .grid-visualization { grid-column: 2; grid-row: 1; }
  .grid-results { grid-column: 1 / -1; grid-row: 2; }

  .input-group input, .input-group select, #concrete-type-select {
    border: none; background: none; padding: 0;
    font-weight: 600; min-height: 0; font-size: 8pt;
    pointer-events: none;
  }

  .form-group { margin-bottom: 0.1cm; }
  .form-group label { font-size: 7pt; margin-bottom: 0; }

  .volume-display { padding: 0.15cm; }
  .volume-raw { font-size: 10pt; }
  .volume-total { font-size: 9pt; }
  .volume-surcharge { font-size: 7pt; }

  .mix-bar { height: 16px; }
  .mix-ratio-label { font-size: 7pt; }

  .results-columns { flex-direction: row; gap: 0.3cm; }
  .results-col__title { font-size: 8pt; margin-bottom: 0.1cm; }

  .material-list { font-size: 7pt; }
  .material-list li { padding: 0; border-bottom: none; }
  .material-row { gap: 0; }
  .price-input-wrap { display: none !important; }

  .cost-tag {
    font-size: 7pt; padding: 1px 4px;
    -webkit-print-color-adjust: exact; print-color-adjust: exact;
    background: #CCFBF1 !important; color: #0D9488 !important;
  }

  .results-note { font-size: 7pt; }

  .tips { margin-top: 0.2cm; padding-top: 0.1cm; }
  .tip { font-size: 7pt; margin-bottom: 0.1cm; padding-left: 0.2cm; }

  .mix-bar__cement, .mix-bar__sand, .mix-bar__gravel, .mix-bar {
    -webkit-print-color-adjust: exact; print-color-adjust: exact;
  }
  .mix-bar__cement { background: #64748b !important; }
  .mix-bar__sand { background: #d4c9a3 !important; }
  .mix-bar__gravel { background: #a89f91 !important; }

  .total-cost {
    -webkit-print-color-adjust: exact; print-color-adjust: exact;
    margin-top: 0.15cm; padding: 0.15cm; font-size: 7pt;
  }
}

/* Responsive */
@media (max-width: 480px) {
  .form-row {
    flex-direction: column;
    gap: 0;
  }
}