/* ============================================
   HalfABatch.com — Main Stylesheet
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;700&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --green-dark:   #0A5C44;
  --green-main:   #1D9E75;
  --green-mid:    #2DBE8E;
  --green-light:  #9FE1CB;
  --green-pale:   #E1F5EE;
  --cream:        #FDFAF6;
  --warm-white:   #FFFFFF;
  --text-dark:    #1A1A1A;
  --text-mid:     #4A4A4A;
  --text-light:   #888888;
  --border:       #E0EDE8;
  --shadow-sm:    0 1px 4px rgba(0,0,0,0.06);
  --shadow-md:    0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg:    0 8px 32px rgba(0,0,0,0.10);
  --radius-sm:    6px;
  --radius-md:    12px;
  --radius-lg:    18px;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--text-dark);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   HEADER & NAV
   ============================================ */

.site-header {
  background: var(--green-dark);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  letter-spacing: -0.3px;
}

.logo span { color: var(--green-light); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.main-nav a {
  color: rgba(255,255,255,0.80);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.main-nav a:hover { color: #fff; background: rgba(255,255,255,0.10); }
.main-nav a.active { color: #fff; }

.lang-divider {
  width: 1px;
  height: 20px;
  background: rgba(255,255,255,0.2);
  margin: 0 6px;
}

.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 20px;
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  transition: transform 0.15s;
  line-height: 1;
}

.lang-btn:hover { transform: scale(1.15); }
.lang-btn.active { background: rgba(255,255,255,0.15); }

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  padding: 4px;
}

/* ============================================
   HERO
   ============================================ */

.hero {
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green-main) 100%);
  padding: 56px 24px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 40%;
  height: 150%;
  background: rgba(255,255,255,0.03);
  border-radius: 50%;
}

.hero-inner { position: relative; z-index: 1; max-width: 680px; margin: 0 auto; }

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 14px;
}

.hero h1 em {
  font-style: normal;
  color: var(--green-light);
}

.hero p {
  font-size: 17px;
  color: rgba(255,255,255,0.85);
  max-width: 480px;
  margin: 0 auto;
}

/* ============================================
   AD SLOTS
   ============================================ */

.ad-slot {
  background: #f5f5f5;
  border: 1px dashed #ccc;
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
  font-size: 12px;
  color: #aaa;
  margin: 16px 0;
}

.ad-slot-leaderboard { min-height: 90px; }
.ad-slot-rectangle { min-height: 250px; max-width: 336px; margin: 16px auto; }

/* ============================================
   MAIN LAYOUT
   ============================================ */

.page-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 24px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
}

.page-wrap.full-width {
  grid-template-columns: 1fr;
  max-width: 800px;
}

@media (max-width: 768px) {
  .page-wrap { grid-template-columns: 1fr; }
}

/* ============================================
   TOOL CARD
   ============================================ */

.tool-card {
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-md);
}

.tool-card h2 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.tool-card .tool-desc {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 24px;
}

/* Preset buttons */
.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.preset-btn {
  padding: 8px 16px;
  border: 1.5px solid var(--border);
  border-radius: 999px;
  background: var(--warm-white);
  color: var(--text-mid);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all 0.18s;
}

.preset-btn:hover { border-color: var(--green-main); color: var(--green-main); }

.preset-btn.active {
  background: var(--green-main);
  border-color: var(--green-main);
  color: #fff;
}

/* Servings row */
.servings-row {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  min-width: 100px;
}

.field-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.field-group input, .field-group select {
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--warm-white);
  transition: border-color 0.18s;
  width: 100%;
}

.field-group input:focus, .field-group select:focus {
  outline: none;
  border-color: var(--green-main);
  box-shadow: 0 0 0 3px rgba(29,158,117,0.12);
}

.arrow-icon {
  font-size: 22px;
  color: var(--green-main);
  padding-bottom: 10px;
  flex-shrink: 0;
}

/* Ingredient textarea */
.textarea-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}

.textarea-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.textarea-group textarea {
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--warm-white);
  resize: vertical;
  min-height: 140px;
  line-height: 1.8;
  transition: border-color 0.18s;
}

.textarea-group textarea:focus {
  outline: none;
  border-color: var(--green-main);
  box-shadow: 0 0 0 3px rgba(29,158,117,0.12);
}

/* Scale button */
.btn-scale {
  width: 100%;
  padding: 14px;
  background: var(--green-main);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.btn-scale:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(29,158,117,0.3);
}

/* Results */
.result-box {
  background: var(--green-pale);
  border: 1.5px solid var(--green-light);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-bottom: 12px;
  min-height: 120px;
}

.result-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--green-dark);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 10px;
}

.result-content {
  font-size: 14px;
  color: var(--text-dark);
  line-height: 1.9;
  white-space: pre-wrap;
}

.btn-copy {
  padding: 8px 18px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--warm-white);
  color: var(--text-mid);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all 0.18s;
}

.btn-copy:hover { border-color: var(--green-main); color: var(--green-main); }

/* ============================================
   TOOLS CLUSTER GRID
   ============================================ */

.tools-cluster {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.tools-cluster h3 {
  font-family: var(--font-display);
  font-size: 18px;
  margin-bottom: 16px;
  color: var(--text-dark);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
}

.tool-link-card {
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  text-decoration: none;
  transition: all 0.18s;
  display: block;
}

.tool-link-card:hover {
  border-color: var(--green-main);
  background: var(--green-pale);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.tool-link-card .tlc-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 3px;
}

.tool-link-card .tlc-sub {
  font-size: 11px;
  color: var(--text-light);
}

/* ============================================
   SIDEBAR
   ============================================ */

.sidebar { display: flex; flex-direction: column; gap: 20px; }

.sidebar-widget {
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.sidebar-widget h3 {
  font-family: var(--font-display);
  font-size: 16px;
  margin-bottom: 14px;
  color: var(--text-dark);
}

.sidebar-links { display: flex; flex-direction: column; gap: 8px; }

.sidebar-links a {
  font-size: 13px;
  color: var(--green-dark);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: background 0.15s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-links a:hover { background: var(--green-pale); }

/* ============================================
   BLOG
   ============================================ */

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.blog-card {
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.2s;
  text-decoration: none;
  display: block;
}

.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.blog-card-img {
  height: 160px;
  background: linear-gradient(135deg, var(--green-main), var(--green-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}

.blog-card-body { padding: 16px 18px; }

.blog-card-cat {
  font-size: 11px;
  font-weight: 600;
  color: var(--green-main);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 6px;
}

.blog-card-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.4;
  margin-bottom: 8px;
}

.blog-card-excerpt {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background: var(--green-dark);
  color: rgba(255,255,255,0.75);
  padding: 40px 24px 24px;
  margin-top: 60px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-brand .logo { font-size: 20px; display: inline-block; margin-bottom: 12px; }

.footer-tagline {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255,255,255,0.60);
}

.footer-col h4 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--green-light);
  margin-bottom: 12px;
}

.footer-col a {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  margin-bottom: 8px;
  transition: color 0.15s;
}

.footer-col a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.10);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: rgba(255,255,255,0.40);
  flex-wrap: wrap;
  gap: 8px;
}

/* ============================================
   PAGE TITLES
   ============================================ */

.page-title-bar {
  background: var(--warm-white);
  border-bottom: 1px solid var(--border);
  padding: 24px;
}

.page-title-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.page-title-inner h1 {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.page-title-inner p {
  font-size: 15px;
  color: var(--text-light);
}

/* ============================================
   CONVERTER TABLES
   ============================================ */

.conv-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin-top: 16px;
}

.conv-table th {
  background: var(--green-pale);
  color: var(--green-dark);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 2px solid var(--green-light);
}

.conv-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-dark);
}

.conv-table tr:last-child td { border-bottom: none; }
.conv-table tr:hover td { background: var(--green-pale); }

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
  .main-nav .nav-links { display: none; }
  .mobile-menu-btn { display: block; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .hero { padding: 36px 20px 32px; }
  .tool-card { padding: 20px; }
  .page-wrap { padding: 20px 16px; }
}