/* CookConverter.com styles — mobile-first */
:root {
  --bg: #0b0f13;
  --card: #121820;
  --muted: #9fb4c5;
  --text: #e8f0f7;
  --accent: #35c18e;
  --accent2: #f2b705;
  --border: #1e2a36;
  --shadow: 0 10px 24px rgba(0, 0, 0, .35);
}

/* Reset & base */
* {
  box-sizing: border-box
}

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

body {
  margin: 0;
  min-height: 100%;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: linear-gradient(180deg, #0b0f13 0%, #0e131a 100%);
  color: var(--text);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  width: min(1000px, 92%);
  margin: 0 auto;
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right)
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #0b0f13cc;
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .8rem 0
}

.brand {
  display: flex;
  align-items: center;
  gap: .55rem;
  font-size: 1.1rem
}

.brand .logo {
  font-size: 1.4rem
}

.brand .dot {
  color: var(--accent)
}

.nav a {
  color: var(--muted);
  margin-left: .9rem;
  text-decoration: none;
  font-weight: 600
}

.nav a:hover {
  color: var(--text)
}

/* Intro */
.intro {
  padding: 1.6rem 0 1rem
}

.intro h1 {
  font-size: clamp(1.3rem, 2.8vw + .7rem, 2rem);
  margin: .2rem 0 .4rem
}

.intro p {
  color: var(--muted);
  font-size: 1rem
}

/* Cards / tools */
.tool {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1rem;
  margin: 1rem 0 1.25rem;
  box-shadow: var(--shadow);
}

.tool h2 {
  margin: .2rem 0 .9rem;
  font-size: 1.15rem
}

.helper {
  color: var(--muted);
  font-size: .95rem;
  margin: .35rem 0 0
}

/* Form grid — mobile-first */
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .8rem;
  align-items: end;
}

.grid label {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  font-weight: 700;
  color: #d2e7f6;
  font-size: .95rem
}

.grid input,
.grid select {
  width: 100%;
  padding: 0.9rem .85rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #0f151d;
  color: var(--text);
  outline: none;
  font-size: 1rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .03);
  transition: border-color .15s ease, box-shadow .15s ease;
}

.grid input:focus,
.grid select:focus {
  border-color: #2da575;
  box-shadow: 0 0 0 3px rgba(53, 193, 142, .25);
}

.grid input[readonly] {
  background: #0f1a22;
  color: #d9efff
}

.swap-wrap {
  display: flex;
  justify-content: center;
  align-items: center
}

.swap {
  margin-top: .2rem;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), #23a26d);
  color: #051410;
  border: 0;
  font-size: 22px;
  cursor: pointer;
  box-shadow: var(--shadow);
  touch-action: manipulation;
}

.swap:active {
  transform: translateY(1px)
}

/* Ingredient grid */
.grid-ingredient {
  grid-template-columns: 1fr 1fr
}

.grid-ingredient label:nth-child(6) {
  grid-column: 1 / -1
}

/* About/Legal */
.about,
.legal {
  padding: .5rem 0
}

.links {
  display: flex;
  gap: 1rem;
  padding-left: 0;
  list-style: none;
  flex-wrap: wrap
}

.links a {
  color: var(--accent);
  text-decoration: none
}

.links a:hover {
  text-decoration: underline
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
  padding: 1rem 0;
  color: var(--muted);
  font-size: .95rem;
}

/* Larger phone / small tablet */
@media (min-width: 480px) {
  .grid {
    grid-template-columns: repeat(3, 1fr)
  }

  .grid-ingredient {
    grid-template-columns: repeat(3, 1fr)
  }

  .grid-ingredient label:nth-child(1) {
    grid-column: span 2
  }

  .grid-ingredient label:nth-child(6) {
    grid-column: 1 / -1
  }
}

/* Tablet */
@media (min-width: 768px) {
  .intro {
    padding: 2rem 0 1.2rem
  }

  .tool h2 {
    font-size: 1.25rem
  }

  .grid {
    grid-template-columns: repeat(6, 1fr)
  }

  .grid-ingredient {
    grid-template-columns: repeat(8, 1fr)
  }

  .grid-ingredient label:nth-child(1) {
    grid-column: span 3
  }

  .grid-ingredient label:nth-child(2) {
    grid-column: span 2
  }

  .grid-ingredient label:nth-child(3) {
    grid-column: span 1
  }

  .grid-ingredient .swap-wrap {
    grid-column: span 1
  }

  .grid-ingredient label:nth-child(5) {
    grid-column: span 1
  }

  .grid-ingredient label:nth-child(6) {
    grid-column: span 8
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .header-row {
    padding: 1rem 0
  }

  .nav a {
    margin-left: 1.1rem
  }

  .tool {
    padding: 1.1rem 1.2rem
  }
}

/* Light mode support */
@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --card: #f8fbfe;
    --text: #0b1220;
    --muted: #4b6174;
    --border: #dbe6ef;
  }

  body {
    background: #fbfeff
  }

  .site-header {
    background: #fffffff2
  }

  .grid input,
  .grid select {
    background: #ffffff;
    color: var(--text)
  }

  .grid input[readonly] {
    background: #f3f7fb;
    color: #203140
  }
}