/* ============================================================
   NO-FAIL KITCHEN — UNIFIED DESIGN SYSTEM
   Editorial warmth + tech-manual structure
   ============================================================ */

/* ===== FOUNDATIONS ===== */
:root {
  /* Core palette */
  --cream: #FAF6F0;
  --warm-white: #FFFDF9;
  --ink: #2D2A26;
  --text: #3D3832;
  --text-light: #6B6560;
  --text-lighter: #948E88;
  --border: #E4DDD4;

  /* Accent colors */
  --terra: #B85C38;
  --terra-light: #D4856A;
  --terra-pale: #F5DDD3;
  --olive: #5C7A54;
  --olive-light: #7A9E70;
  --olive-pale: #E3EDDF;
  --golden: #C8963E;
  --golden-pale: #FFF4E0;
  --blue-note: #4A7A9B;
  --blue-pale: #E8F0F5;
  --danger: #B54343;
  --danger-pale: #FBEAEA;
  --recovery-purple: #7c5cbf;
  --recovery-pale: #f0eaff;

  /* Typography */
  --serif: 'Playfair Display', Georgia, serif;
  --sans: 'Source Sans 3', 'Source Sans Pro', sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(45,42,38,0.08);
  --shadow-md: 0 4px 12px rgba(45,42,38,0.1);
}

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

body {
  font-family: var(--sans);
  background: var(--cream);
  color: var(--text);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--terra); }
a:hover { color: #9E4D2F; }

/* ===== SITE NAV ===== */
.site-nav {
  background: var(--ink);
  padding: 0.75rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-nav .logo {
  font-family: var(--mono);
  color: var(--terra);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
}
.site-nav .logo span { color: var(--cream); }
.site-nav .nav-links { display: flex; gap: 1.75rem; align-items: center; }
.site-nav .nav-links a {
  color: rgba(250,246,240,0.65);
  text-decoration: none;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.site-nav .nav-links a:hover { color: var(--terra-light); }

.print-btn {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--terra);
  color: white;
  border: none;
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  transition: background 0.2s;
}
.print-btn:hover { background: #9E4D2F; }

/* ===== PAGE CONTAINER ===== */
.page {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== RECIPE HERO IMAGE ===== */
.recipe-hero-image {
  width: 100%;
  height: 320px;
  overflow: hidden;
}
.recipe-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* ===== RECIPE HERO ===== */
.recipe-hero {
  background: var(--warm-white);
  border-bottom: 1px solid var(--border);
  padding: 48px 0 40px;
  text-align: center;
}
.recipe-hero .hero-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--terra);
  margin-bottom: 8px;
}
.recipe-hero h1 {
  font-family: var(--serif);
  font-size: clamp(36px, 6vw, 52px);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.1;
  margin-bottom: 6px;
}
.recipe-hero .hero-sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 24px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.hero-meta {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.hero-meta-item { text-align: center; }
.hero-meta-item .val {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--ink);
  display: block;
}
.hero-meta-item .lbl {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-lighter);
  font-weight: 600;
}

/* ===== PHASE NAVIGATION (sticky, recipe pages) ===== */
.phase-nav {
  background: var(--warm-white);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 2rem;
  position: sticky;
  top: 48px;
  z-index: 90;
  overflow-x: auto;
}
.phase-nav-inner {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  gap: 0.25rem;
}
.phase-nav a {
  font-family: var(--mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--terra);
  text-decoration: none;
  padding: 0.4rem 0.65rem;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}
.phase-nav a:hover {
  color: var(--terra-light);
  border-bottom-color: var(--terra);
}

/* ===== SECTIONS ===== */
.section {
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}
.section:last-child { border-bottom: none; }
.section-title {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}
.section-intro {
  color: var(--text-light);
  font-size: 16px;
  margin-bottom: 24px;
  font-style: italic;
}

/* ===== COLLAPSIBLE SECTION HEADERS ===== */
.section-header {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--ink);
  padding-bottom: 8px;
  border-bottom: 2px solid var(--terra-pale);
  margin: 40px 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}
.section-header .toggle {
  font-size: 0.9rem;
  transition: transform 0.3s;
  color: var(--terra);
}
.section-header .toggle.collapsed { transform: rotate(-90deg); }

.collapsible {
  overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.3s;
}
.collapsible.collapsed {
  max-height: 0 !important;
  opacity: 0;
}

/* ===== PHASE BLOCKS ===== */
.phase {
  margin: 32px 0 24px;
  scroll-margin-top: 120px;
}
.phase-block {
  padding: 20px 24px;
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-left: 4px solid var(--terra);
  cursor: pointer;
  user-select: none;
}
.phase-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 4px;
}
.phase-num {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--terra);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.phase-title {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
}
.phase-toggle {
  margin-left: auto;
  font-size: 0.9rem;
  color: var(--terra);
  transition: transform 0.3s;
}
.phase-toggle.collapsed { transform: rotate(-90deg); }
.phase-goal {
  color: var(--text-light);
  font-style: italic;
  font-size: 15px;
  margin-bottom: 4px;
}
.phase-time {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--terra-light);
  letter-spacing: 0.5px;
}
.phase-body { padding: 0; }
.phase-body.collapsed { display: none; }

/* ===== STEPS ===== */
.step {
  margin: 20px 0;
  padding-left: 0;
}
.step-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}
.step-num {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 18px;
  color: var(--ink);
}
.step-time {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--terra-light);
}
.step p {
  margin: 0;
  line-height: 1.7;
}
.step p + p { margin-top: 0.5rem; }

/* ===== CALLOUT BOXES ===== */
.callout {
  padding: 14px 18px;
  margin: 16px 0;
  font-size: 15.5px;
  line-height: 1.55;
  border-left: 4px solid;
}
.callout-label {
  font-weight: 700;
  display: inline;
}

/* Checkpoint — green */
.callout.check, .callout.checkpoint {
  background: var(--olive-pale);
  border-left-color: var(--olive);
  color: #3D5E36;
}

/* Warning — red */
.callout.warn, .callout.warning {
  background: var(--danger-pale);
  border-left-color: var(--danger);
  color: #7A2E2E;
}

/* Tip / Pro tip — gold */
.callout.tip, .callout.pro-tip {
  background: var(--golden-pale);
  border-left-color: var(--golden);
  color: #7A5A1F;
}

/* Note — blue */
.callout.note {
  background: var(--blue-pale);
  border-left-color: var(--blue-note);
  color: #2C5F7A;
}

/* Recovery — purple */
.callout.recovery {
  background: var(--recovery-pale);
  border-left-color: var(--recovery-purple);
  color: #4a3580;
}

/* ===== READ-AHEAD BOX ===== */
.read-ahead {
  background: var(--golden-pale);
  border-left: 4px solid var(--golden);
  padding: 18px 22px;
  margin-bottom: 32px;
  font-size: 15.5px;
  line-height: 1.6;
  color: #7A5A1F;
}
.read-ahead strong {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--golden);
  display: block;
  margin-bottom: 6px;
}

/* ===== HEAT REFERENCE ===== */
.heat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 16px 0;
}
.heat-card {
  background: var(--warm-white);
  border: 1px solid var(--border);
  padding: 14px;
  text-align: center;
}
.heat-card .setting {
  font-weight: 700;
  color: var(--ink);
  font-size: 15px;
  margin-bottom: 2px;
}
.heat-card .dial {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--terra);
  margin: 4px 0;
}
.heat-card .use {
  font-size: 13px;
  color: var(--text-lighter);
}

/* ===== TOOLS GRID ===== */
.tools-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 24px;
}
.tools-grid .tool-item {
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15.5px;
}
.tools-grid .tool-item:nth-last-child(-n+2) { border-bottom: none; }

.tools-list {
  display: grid;
  gap: 0.5rem;
}
.tool-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 15.5px;
}
.tool-row:last-child { border-bottom: none; }
.tool-name { font-weight: 700; color: var(--ink); }
.tool-note { color: var(--text-light); }

/* ===== PREP / MISE EN PLACE ===== */
.prep-group { margin-bottom: 24px; }
.prep-group-title {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--terra);
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--terra-pale);
}
.prep-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 0.75rem;
  padding: 0.35rem 0;
  font-size: 15.5px;
}
.prep-qty {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
}
.prep-ing { color: var(--text); }
.prep-note {
  color: var(--text-lighter);
  font-style: italic;
  font-size: 14px;
}

/* ===== TIMELINE ===== */
.timeline-bar {
  background: var(--warm-white);
  border: 1px solid var(--border);
  padding: 1.5rem;
  margin: 20px 0;
  overflow-x: auto;
}
.timeline-title {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--terra);
  margin-bottom: 1rem;
}
.timeline-track {
  display: flex;
  gap: 3px;
  min-width: 500px;
}
.timeline-segment {
  padding: 0.5rem 0.5rem;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: center;
  line-height: 1.3;
  color: white;
}
.timeline-labels {
  display: flex;
  gap: 3px;
  min-width: 500px;
  margin-top: 4px;
}
.timeline-time {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-lighter);
  text-align: center;
}

/* ===== TABLES ===== */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 15.5px;
}
th {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 2px solid var(--border);
  font-weight: 700;
  color: var(--ink);
  font-size: 12px;
  font-family: var(--mono);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
tr:last-child td { border-bottom: none; }

/* ===== NUTRITION GRID ===== */
.nutrition-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 20px 0;
}
.nut-card {
  background: var(--warm-white);
  border: 1px solid var(--border);
  padding: 16px;
  text-align: center;
}
.nut-card .nut-val {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.2;
}
.nut-card .nut-unit {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-lighter);
}
.nut-card .nut-lbl {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-lighter);
  font-weight: 600;
  margin-top: 2px;
}
.nut-card .nut-dv {
  font-size: 12px;
  color: var(--terra-light);
  margin-top: 4px;
}

/* ===== COMPARISON CARDS ===== */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 20px 0;
}
.compare-card {
  padding: 20px;
  text-align: center;
}
.compare-card.bad {
  background: var(--danger-pale);
  border: 2px solid var(--danger);
}
.compare-card.good {
  background: var(--olive-pale);
  border: 2px solid var(--olive);
}
.compare-card .compare-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.compare-card.bad .compare-label { color: var(--danger); }
.compare-card.good .compare-label { color: var(--olive); }
.compare-card .compare-val {
  font-family: var(--serif);
  font-size: 42px;
  font-weight: 700;
  line-height: 1.1;
}
.compare-card.bad .compare-val { color: var(--danger); }
.compare-card.good .compare-val { color: var(--olive); }
.compare-card .compare-unit { font-size: 16px; font-weight: 400; }
.compare-card .compare-desc { font-size: 14px; margin-top: 4px; }
.compare-card.bad .compare-desc { color: #7A2E2E; }
.compare-card.good .compare-desc { color: #3D5E36; }

/* ===== USE-IT GRID ===== */
.use-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 24px;
}
.use-item {
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15.5px;
}
.use-item:nth-last-child(-n+2) { border-bottom: none; }

/* ===== FOOTER (per recipe) ===== */
.recipe-footer {
  text-align: center;
  padding: 32px 0 48px;
  color: var(--text-lighter);
  font-size: 14px;
}
.recipe-footer .make-ahead {
  background: var(--golden-pale);
  border: 1px solid #E8D5A8;
  padding: 16px 20px;
  margin-bottom: 20px;
  color: #7A5A1F;
  font-size: 15px;
  text-align: left;
}

/* ===== SITE FOOTER ===== */
.site-footer {
  background: var(--ink);
  padding: 2rem;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: rgba(250,246,240,0.35);
  letter-spacing: 0.06em;
}

/* ===== THIN DIVIDER ===== */
.thin-divider {
  height: 1px;
  background: var(--border);
  margin: 28px 0;
}

/* ===== SMOOTH SCROLL ===== */
html {
  scroll-behavior: smooth;
}

/* ===== SCROLL PROGRESS BAR ===== */
.scroll-progress {
  position: fixed;
  top: 48px;
  left: 0;
  right: 0;
  height: 3px;
  background: transparent;
  z-index: 99;
  pointer-events: none;
}
.scroll-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--terra) 0%, var(--terra-light) 100%);
  transition: width 0.1s linear;
}

/* ===== HAMBURGER TOGGLE ===== */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 201;
  position: relative;
}
.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--cream);
  margin: 4px 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  border-radius: 1px;
}
.nav-toggle.is-open .nav-toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle.is-open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open .nav-toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ===== MOBILE NAV OVERLAY ===== */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(45, 42, 38, 0.5);
  z-index: 150;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.nav-overlay.is-visible {
  display: block;
  opacity: 1;
}

/* ===== ACTIVE NAV STATES ===== */
.site-nav .nav-links a.is-active {
  color: var(--terra-light);
}
.phase-nav a.is-active {
  color: var(--ink);
  border-bottom-color: var(--terra);
  background: rgba(184, 92, 56, 0.06);
}

/* Desktop underline-grow hover + active indicator */
@media (min-width: 769px) {
  .site-nav .nav-links a {
    position: relative;
  }
  .site-nav .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    right: 50%;
    height: 2px;
    background: var(--terra-light);
    transition: left 0.25s ease, right 0.25s ease;
    border-radius: 1px;
  }
  .site-nav .nav-links a:hover::after {
    left: 0;
    right: 0;
  }
  .site-nav .nav-links a.is-active::after {
    left: 0;
    right: 0;
    background: var(--terra);
  }
}

/* ===== PHASE NAV ENHANCEMENTS ===== */
.phase-nav {
  scrollbar-width: none;
  -ms-overflow-style: none;
  position: relative;
}
.phase-nav::-webkit-scrollbar {
  display: none;
}
.phase-nav.is-compact {
  padding: 0.5rem 2rem;
}
.phase-nav.is-compact a {
  padding: 0.3rem 0.55rem;
  font-size: 0.55rem;
}

/* Horizontal scroll fade indicators */
.phase-nav::before,
.phase-nav::after {
  content: '';
  position: sticky;
  top: 0;
  bottom: 0;
  width: 32px;
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  transition: opacity 0.3s;
  flex-shrink: 0;
}
.phase-nav::before {
  left: 0;
  background: linear-gradient(to right, var(--warm-white), transparent);
}
.phase-nav::after {
  right: 0;
  background: linear-gradient(to left, var(--warm-white), transparent);
}
.phase-nav.can-scroll-left::before { opacity: 1; }
.phase-nav.can-scroll-right::after { opacity: 1; }

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--cream);
  border: 1px solid rgba(250, 246, 240, 0.15);
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease,
              background 0.2s ease;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}
.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--terra);
  border-color: var(--terra);
}

/* ===== KEYBOARD FOCUS ===== */
.site-nav a:focus-visible,
.phase-nav a:focus-visible,
.nav-toggle:focus-visible,
.print-btn:focus-visible,
.back-to-top:focus-visible {
  outline: 2px solid var(--terra-light);
  outline-offset: 2px;
}
.site-nav a:focus:not(:focus-visible),
.phase-nav a:focus:not(:focus-visible),
.nav-toggle:focus:not(:focus-visible),
.back-to-top:focus:not(:focus-visible) {
  outline: none;
}

/* ===== PRINT ===== */
@media print {
  .site-nav, .phase-nav, .print-btn, .phase-toggle, .toggle { display: none !important; }
  .scroll-progress, .back-to-top, .nav-toggle, .nav-overlay { display: none !important; }
  .recipe-hero { padding: 24px 0 20px; }
  .recipe-hero h1 { font-size: 36px; }
  .section { padding: 20px 0; }
  body { font-size: 14px; background: white; }
  .callout { break-inside: avoid; }
  .phase-body { display: block !important; }
  .collapsible { max-height: none !important; opacity: 1 !important; }
  .phase { break-inside: avoid; }
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .nav-toggle-bar,
  .nav-links,
  .back-to-top,
  .scroll-progress-bar,
  .phase-nav a,
  .phase-nav,
  .nav-overlay {
    transition: none !important;
  }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .recipe-hero-image { height: 220px; }
  .site-nav { padding: 0.75rem 1rem; }
  .recipe-hero { padding: 32px 0 28px; }
  .heat-grid { grid-template-columns: 1fr; }
  .tools-grid { grid-template-columns: 1fr; }
  .tool-row { grid-template-columns: 1fr; gap: 0.25rem; }
  .prep-item { grid-template-columns: 110px 1fr; }
  .phase-nav-inner { gap: 0; }
  .hero-meta { gap: 20px; }

  /* Hamburger visible on mobile */
  .nav-toggle { display: block; }

  /* Nav links become slide-out drawer */
  .site-nav .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    max-width: 80vw;
    background: var(--ink);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem 2rem 2rem;
    gap: 0;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 200;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
    overflow-y: auto;
  }
  .site-nav .nav-links.is-open {
    transform: translateX(0);
  }
  .site-nav .nav-links a {
    font-size: 1rem;
    padding: 0.75rem 0;
    width: 100%;
    border-bottom: 1px solid rgba(250, 246, 240, 0.08);
    letter-spacing: 0.08em;
  }
  .site-nav .nav-links a:last-of-type {
    border-bottom: none;
  }
  .site-nav .nav-links a.is-active {
    border-left: 3px solid var(--terra);
    padding-left: 0.75rem;
  }
  .site-nav .nav-links .print-btn {
    margin-top: 1rem;
    width: 100%;
    text-align: center;
    padding: 0.6rem 1rem;
  }

  .back-to-top { right: 1rem; bottom: 1rem; }
}
@media (max-width: 480px) {
  .nutrition-grid { grid-template-columns: repeat(2, 1fr); }
  .compare-grid { grid-template-columns: 1fr; }
  .use-grid { grid-template-columns: 1fr; }
}