/* ScrapSmith v0.3 */

:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --panel-2: #263449;
  --line: #3b4a60;
  --blue: #2f6fed;
  --blue-light: #60a5fa;
  --text: #f8fafc;
  --muted: #cbd5e1;
  --danger: #f87171;
  --success: #86efac;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  padding-bottom: 92px;
}

button,
input,
select {
  font: inherit;
}

button {
  -webkit-tap-highlight-color: transparent;
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(15, 23, 42, 0.96);
  border-bottom: 3px solid var(--blue);
  padding: 18px 20px;
  backdrop-filter: blur(10px);
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: 760px;
  margin: 0 auto;
}

.brand-mark {
  font-size: 2.2rem;
}

.top-bar h1 {
  margin: 0;
  color: var(--blue-light);
  font-size: 1.8rem;
}

.top-bar p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

main {
  width: min(100%, 760px);
  margin: 0 auto;
}

.page {
  display: none;
  padding: 22px 18px 34px;
}

.page.active {
  display: block;
  animation: pageIn 180ms ease-out;
}

@keyframes pageIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

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

.welcome-card,
.form-card,
.result-card,
.load-summary,
.load-list-wrap {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
}

.welcome-card {
  padding: 24px;
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--blue-light);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.welcome-card h2,
.section-heading h2 {
  margin: 0;
  font-size: 2rem;
}

.welcome-card p:last-child,
.section-heading p:last-child {
  color: var(--muted);
  line-height: 1.5;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.card {
  min-height: 180px;
  padding: 20px 15px;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 22px;
  text-align: center;
  cursor: pointer;
}

.card:active:not(:disabled) {
  transform: scale(0.97);
}

.featured-card {
  border-color: var(--blue);
  box-shadow:
    0 0 0 1px rgba(47, 111, 237, 0.3),
    0 12px 28px rgba(0, 0, 0, 0.2);
}

.disabled-card {
  opacity: 0.72;
  cursor: default;
}

.card-icon {
  display: block;
  font-size: 2.25rem;
  margin-bottom: 12px;
}

.card h3 {
  margin: 0 0 9px;
  font-size: 1.25rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.4;
}

.back-btn,
.primary-btn {
  width: 100%;
  border: 0;
  border-radius: 17px;
  background: var(--blue);
  color: white;
  font-weight: 800;
  cursor: pointer;
}

.back-btn {
  padding: 15px;
  margin-bottom: 10px;
}

.primary-btn {
  padding: 17px;
  margin-top: 20px;
  font-size: 1.05rem;
}

.back-btn:active,
.primary-btn:active {
  transform: scale(0.985);
}

.section-heading {
  margin: 18px 2px;
}

.form-card {
  padding: 20px;
}

label {
  display: block;
  margin: 16px 0 8px;
  font-weight: 800;
}

label:first-child {
  margin-top: 0;
}

input,
select {
  width: 100%;
  border: 1px solid transparent;
  border-radius: 15px;
  background: #3a475c;
  color: white;
  padding: 15px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--blue-light);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.15);
}

input::placeholder {
  color: #a8b0bd;
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-message {
  min-height: 20px;
  margin: 12px 2px 0;
  color: var(--danger);
  font-size: 0.92rem;
}

.result-card {
  margin-top: 18px;
  padding: 28px 20px;
  text-align: center;
}

.result-card span {
  color: var(--muted);
}

.result-card h2 {
  margin: 10px 0 0;
  color: var(--blue-light);
  font-size: 3rem;
}

.load-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 18px;
  padding: 14px;
}

.load-summary > div {
  padding: 14px;
  background: var(--panel-2);
  border-radius: 16px;
}

.load-summary span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.82rem;
}

.load-summary strong {
  font-size: 1.05rem;
}

.load-summary .total-box {
  grid-column: 1 / -1;
  background: rgba(47, 111, 237, 0.18);
  border: 1px solid var(--blue);
}

.total-box strong {
  color: var(--blue-light);
  font-size: 2rem;
}

.load-list-wrap {
  margin-top: 18px;
  padding: 18px;
}

.list-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.list-heading h3 {
  margin: 0;
}

.text-btn {
  border: 0;
  background: transparent;
  color: var(--danger);
  font-weight: 800;
}

.text-btn:disabled {
  opacity: 0.4;
}

.empty-state {
  padding: 34px 12px;
  text-align: center;
  color: var(--muted);
}

.empty-state span {
  display: block;
  font-size: 2.25rem;
}

.empty-state h3 {
  margin: 10px 0 6px;
  color: var(--text);
}

.empty-state p {
  margin: 0;
}

.load-list {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.load-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 17px;
  padding: 15px;
}

.load-item h4 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.load-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.item-value {
  text-align: right;
}

.item-value strong {
  display: block;
  color: var(--blue-light);
  font-size: 1.1rem;
}

.remove-btn {
  margin-top: 8px;
  border: 0;
  background: transparent;
  color: var(--danger);
  font-weight: 800;
  padding: 3px;
}

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  height: 82px;
  padding-bottom: env(safe-area-inset-bottom);
  display: flex;
  align-items: center;
  justify-content: space-around;
  background: #0b1324;
  border-top: 2px solid var(--blue);
}

.bottom-nav button {
  min-width: 58px;
  border: 0;
  background: transparent;
  color: white;
  font-size: 0.78rem;
}

.bottom-nav button span {
  display: block;
  font-size: 1.25rem;
  margin-bottom: 4px;
}

.bottom-nav button:disabled {
  opacity: 0.55;
}

@media (max-width: 430px) {
  .top-bar p {
    font-size: 0.8rem;
  }

  .grid {
    grid-template-columns: 1fr 1fr;
  }

  .card {
    min-height: 170px;
  }