:root {
  --cream: #FFF8F0;
  --warm-white: #FFFDF9;
  --tan: #D4A574;
  --dark-brown: #5C4033;
  --deep-brown: #3E2723;
  --text-primary: #3E2723;
  --text-secondary: #5C4033;
  --text-light: #8D6E63;
  --edge-color: #A1887F;
  --dotted-color: #BCAAA4;
  --soft-shadow: rgba(92, 64, 51, 0.15);
}

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

body {
  background: var(--cream);
  font-family: 'Playpen Sans Hebrew', sans-serif;
  color: var(--text-primary);
  min-height: 100vh;
}

body[dir="ltr"] {
  font-family: 'Lato', sans-serif;
}

/* Language Switcher Dropdown */
#lang-switcher {
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 100;
}

#lang-btn {
  width: 40px;
  height: 40px;
  border: 1.5px solid var(--tan);
  border-radius: 50%;
  background: var(--warm-white);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s;
}

#lang-btn:hover {
  background: rgba(212,165,116,0.12);
  border-color: var(--dark-brown);
}

#lang-dropdown {
  position: absolute;
  top: 46px;
  left: 0;
  background: var(--warm-white);
  border: 1.5px solid var(--tan);
  border-radius: 10px;
  box-shadow: 0 4px 16px var(--soft-shadow);
  overflow: hidden;
  min-width: 100px;
}

#lang-dropdown button {
  display: block;
  width: 100%;
  padding: 8px 16px;
  min-height: 44px;
  border: none;
  background: none;
  font-family: 'Lato', sans-serif;
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  text-align: start;
  transition: background 0.15s;
}

#lang-dropdown button:hover {
  background: rgba(212,165,116,0.12);
}

/* Hero Section */
#hero-section {
  max-width: 700px;
  margin: 0 auto;
  padding: 80px 20px 40px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.app-description {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-light);
  max-width: 560px;
  margin: 0 auto 28px;
}

.cta-btn {
  font-family: 'Lato', sans-serif;
  font-size: 15px;
  font-weight: 600;
  padding: 10px 28px;
  border: 2px solid var(--dark-brown);
  border-radius: 10px;
  background: transparent;
  color: var(--dark-brown);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.1s;
}

body[dir="rtl"] .cta-btn {
  font-family: 'Playpen Sans Hebrew', sans-serif;
}

.cta-btn:hover {
  background: var(--dark-brown);
  color: var(--cream);
}

.cta-btn:active { transform: scale(0.97); }

/* Sample recipe cards */
#samples-section {
  max-width: 700px;
  margin: 0 auto;
  padding: 20px 20px 40px;
  text-align: center;
  position: relative;
  z-index: 1;
}

#samples-section h2 {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--dark-brown);
  margin-bottom: 20px;
}

[dir="ltr"] #samples-section h2 {
  font-family: 'Caveat', cursive;
}

.samples-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sample-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--warm-white);
  border: 1.5px solid rgba(212,165,116,0.25);
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
  cursor: pointer;
}

.sample-item:hover {
  transform: translateX(-3px);
  box-shadow: 0 4px 16px rgba(92,64,51,0.10);
  border-color: var(--tan);
}

[dir="ltr"] .sample-item:hover {
  transform: translateX(3px);
}

.sample-item-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.sample-item-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.sample-item-title {
  font-family: 'Playpen Sans Hebrew', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--dark-brown);
}

[dir="ltr"] .sample-item-title {
  font-family: 'Lato', sans-serif;
}

.sample-item-desc {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 0.8rem;
  color: var(--text-light);
}

[dir="ltr"] .sample-item-desc {
  font-family: 'Caveat', cursive;
  font-size: 0.95rem;
}

.sample-item-meta {
  font-size: 0.8rem;
  color: var(--text-light);
  white-space: nowrap;
  flex-shrink: 0;
}

body::before {
  content: '';
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(212,165,116,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(107,142,35,0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(218,165,32,0.04) 0%, transparent 50%);
  pointer-events: none; z-index: 0;
}

/* Input Section */
#input-section {
  max-width: 560px;
  margin: 0 auto;
  padding: 40px 20px 60px;
  position: relative;
  z-index: 1;
}

#input-section h2 {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark-brown);
  text-align: center;
  margin-bottom: 20px;
}

body[dir="ltr"] #input-section h2 {
  font-family: 'Caveat', cursive;
}

.app-title {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--dark-brown);
  text-align: center;
}

body[dir="ltr"] .app-title {
  font-family: 'Caveat', cursive;
}

.app-subtitle {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 1.3rem;
  color: var(--text-light);
  text-align: center;
  margin-bottom: 32px;
}

body[dir="ltr"] .app-subtitle {
  font-family: 'Caveat', cursive;
}

#recipe-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

#recipe-url {
  font-family: 'Lato', sans-serif;
  font-size: 14px;
  padding: 12px 16px;
  border: 2px solid var(--tan);
  border-radius: 10px;
  background: var(--warm-white);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s;
}

#recipe-url:focus { border-color: var(--dark-brown); }

.or-divider {
  text-align: center;
  position: relative;
  margin: 4px 0;
}

.or-divider span {
  font-family: 'Caveat', cursive;
  font-size: 16px;
  color: var(--text-light);
  background: var(--cream);
  padding: 0 12px;
  position: relative;
  z-index: 1;
}

.or-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0; right: 0;
  height: 1px;
  background: var(--tan);
  opacity: 0.4;
}

#recipe-text {
  font-family: 'Lato', sans-serif;
  font-size: 14px;
  padding: 12px 16px;
  border: 2px solid var(--tan);
  border-radius: 10px;
  background: var(--warm-white);
  color: var(--text-primary);
  outline: none;
  resize: vertical;
  min-height: 120px;
  transition: border-color 0.2s;
}

#recipe-text:focus { border-color: var(--dark-brown); }

#analyze-btn {
  font-family: 'Lato', sans-serif;
  font-size: 15px;
  font-weight: 700;
  padding: 14px 24px;
  border: none;
  border-radius: 10px;
  background: var(--dark-brown);
  color: var(--cream);
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

#analyze-btn:hover { background: var(--deep-brown); }
#analyze-btn:active { transform: scale(0.98); }
#analyze-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,248,240,0.3);
  border-top-color: var(--cream);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.status-msg {
  font-size: 13px;
  color: var(--text-light);
  text-align: center;
  min-height: 20px;
}

.status-msg.error { color: #C0392B; }

.hidden { display: none !important; }

/* Diagram Section */
#diagram-section {
  position: relative;
  z-index: 1;
}

#diagram-header {
  text-align: center;
  padding: 30px 20px 10px;
  position: relative;
}

#diagram-header h1 {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--dark-brown);
}

body[dir="ltr"] #diagram-header h1,
#diagram-section[dir="ltr"] h1 {
  font-family: 'Caveat', cursive;
}

#diagram-header p {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 1.3rem;
  color: var(--text-light);
  margin-top: 4px;
}

body[dir="ltr"] #diagram-header p,
#diagram-section[dir="ltr"] #diagram-header p {
  font-family: 'Caveat', cursive;
}

#new-recipe-btn {
  font-family: 'Caveat', cursive;
  font-size: 16px;
  background: none;
  border: 1px solid var(--tan);
  border-radius: 8px;
  color: var(--text-secondary);
  padding: 6px 16px;
  cursor: pointer;
  margin-top: 10px;
  transition: background 0.2s;
  text-decoration: none;
  display: inline-block;
}

#new-recipe-btn:hover { background: rgba(212,165,116,0.1); }

.recipe-meta {
  font-size: 14px;
  color: var(--text-light);
  margin-top: 4px;
}

.recipe-source {
  display: inline-block;
  font-size: 13px;
  color: var(--tan);
  text-decoration: none;
  margin-top: 6px;
  padding: 4px 12px;
  border: 1px solid rgba(212,165,116,0.3);
  border-radius: 6px;
  transition: background 0.2s, border-color 0.2s;
}

.recipe-source:hover { background: rgba(212,165,116,0.1); border-color: var(--tan); }
.recipe-source:empty { display: none; }

/* Combined ingredients section below diagram */
.ingredients-section {
  max-width: 560px;
  margin: 20px auto 60px;
  padding: 28px 36px;
  background: rgba(255,253,245,0.7);
  border: 1px solid rgba(212,165,116,0.2);
  border-radius: 16px;
}

.ingredients-section:empty { display: none; }

.ingredients-section h2 {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--dark-brown);
  text-align: center;
  margin-bottom: 16px;
}

body[dir="ltr"] .ingredients-section h2,
[dir="ltr"] .ingredients-section h2 {
  font-family: 'Caveat', cursive;
}

.ingredients-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 40px;
}

.ingredients-section li {
  font-size: 14px;
  color: var(--text-secondary);
  padding: 6px 0;
  border-bottom: 1px solid rgba(212,165,116,0.12);
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.ingredients-section .ing-name {
  font-weight: 600;
  color: var(--text-primary);
}

.ingredients-section .ing-amount {
  color: var(--text-light);
  white-space: nowrap;
  flex-shrink: 0;
}

.ingredient-row, .ingredient-toggle {
  display: block;
  width: 100%;
  min-height: 24px;
  padding: 0;
  margin: 0;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: inherit;
  white-space: inherit;
  overflow-wrap: inherit;
}

.ingredient-toggle {
  cursor: pointer;
  touch-action: manipulation;
}

.ingredient-toggle:hover { background: rgba(212,165,116,0.12); }
.ingredient-toggle:focus-visible { outline: 2px solid var(--dark-brown); outline-offset: -2px; }
.ingredient-toggle[aria-checked="true"] { opacity: 0.6; }
.ingredient-toggle[aria-checked="true"],
.ingredient-toggle[aria-checked="true"] > span { text-decoration: line-through; }

.ingredient-list-toggle {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  text-align: start;
}

#diagram-container {
  display: flex;
  justify-content: flex-start;
  padding: 20px;
  overflow-x: auto;
}

#diagram-container svg {
  max-width: none;        /* allow SVG to exceed container */
  flex-shrink: 0;         /* prevent SVG from shrinking */
}

#diagram-container > * { margin-inline: auto; }

svg { filter: drop-shadow(0 2px 20px rgba(92,64,51,0.08)); }

/* SVG Node Styles */
.node-group { cursor: grab; }
.node-group:active { cursor: grabbing; }
.node-group:hover .node-bg { filter: brightness(1.05); }
.node-bg { transition: filter 0.2s ease; }

.ingredient-text {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 15px;
  font-weight: 600;
  fill: var(--text-secondary);
  pointer-events: none;
}

body[dir="ltr"] .ingredient-text {
  font-family: 'Caveat', cursive;
}

.node-label { font-family: 'Playpen Sans Hebrew', sans-serif; font-weight: 700; font-size: 13px; fill: var(--text-primary); pointer-events: none; }
body[dir="ltr"] .node-label { font-family: 'Lato', sans-serif; }

.node-detail { font-family: 'Playpen Sans Hebrew', cursive; font-size: 14px; fill: var(--text-light); pointer-events: none; }
body[dir="ltr"] .node-detail { font-family: 'Caveat', cursive; }

.node-icon { font-size: 20px; pointer-events: none; }

.edge-solid { fill: none; stroke: var(--edge-color); stroke-width: 2; stroke-linecap: round; }
.edge-timed { fill: none; stroke: var(--dotted-color); stroke-width: 2; stroke-dasharray: 6, 4; stroke-linecap: round; }
.edge-merge { fill: none; stroke: var(--tan); stroke-width: 2.5; stroke-linecap: round; }
.edge-ingredient { fill: none; stroke: var(--tan); stroke-width: 1.5; stroke-linecap: round; opacity: 0.6; }
.duration-label { font-family: 'Playpen Sans Hebrew', cursive; fill: var(--text-light); font-size: 16px; }
body[dir="ltr"] .duration-label { font-family: 'Caveat', cursive; }

.lane-header { font-family: 'Playpen Sans Hebrew', cursive; font-weight: 700; font-size: 22px; text-anchor: middle; }
body[dir="ltr"] .lane-header { font-family: 'Caveat', cursive; }
.lane-divider { stroke: var(--tan); stroke-width: 1; stroke-dasharray: 3, 6; opacity: 0.3; }

.edit-input {
  font-family: 'Lato', sans-serif; font-size: 13px;
  border: 2px solid var(--tan); border-radius: 6px;
  padding: 4px 8px; background: var(--warm-white);
  color: var(--text-primary); outline: none;
  box-shadow: 0 2px 8px var(--soft-shadow);
  position: absolute; z-index: 100;
}

/* Diagram toolbar */
.diagram-toolbar {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 10px;
}

#view-toggle-btn {
  font-family: 'Caveat', cursive;
  font-size: 16px;
  background: none;
  border: 1px solid var(--tan);
  border-radius: 8px;
  color: var(--text-secondary);
  padding: 6px 16px;
  cursor: pointer;
  transition: background 0.2s;
}

#view-toggle-btn:hover { background: rgba(212,165,116,0.1); }

/* ── Horizontal Renderer ── */

.hz-container {
  padding: 20px;
  overflow-x: auto;
}

.hz-lane {
  margin-bottom: 18px;
}

.hz-lane-label {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 6px;
  padding: 0 4px;
}

[dir="ltr"] .hz-lane-label {
  font-family: 'Caveat', cursive;
}

.hz-lane-track {
  display: flex;
  align-items: stretch;
}

.hz-node-wrapper {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  flex-shrink: 0;
}

.hz-ingredients {
  font-size: 12px;
  color: var(--text-light);
  padding: 4px 6px 0;
  line-height: 1.5;
  white-space: nowrap;
}

.hz-box {
  background: var(--warm-white);
  border: 2px solid #A1887F;
  padding: 8px 12px;
  min-width: 120px;
  max-width: 220px;
  position: relative;
}

/* First box in a glued group gets rounded left corners */
.hz-box.hz-first {
  border-radius: 12px 0 0 12px;
}

/* Last box in a glued group gets rounded right corners */
.hz-box.hz-last {
  border-radius: 0 12px 12px 0;
}

/* Solo box (both first and last) */
.hz-box.hz-first.hz-last {
  border-radius: 12px;
}

/* RTL adjustments for corner rounding */
[dir="rtl"] .hz-box.hz-first {
  border-radius: 0 12px 12px 0;
}

[dir="rtl"] .hz-box.hz-last {
  border-radius: 12px 0 0 12px;
}

[dir="rtl"] .hz-box.hz-first.hz-last {
  border-radius: 12px;
}

/* Glued separator: thin line between adjacent boxes */
.hz-box.hz-glued {
  border-inline-start-width: 0;
  border-inline-start: 1px solid rgba(161, 136, 127, 0.35);
}

.hz-box-icon {
  font-size: 16px;
  margin-bottom: 2px;
}

.hz-box-label {
  font-family: 'Playpen Sans Hebrew', sans-serif;
  font-weight: 700;
  font-size: 12px;
  color: var(--text-primary);
  margin-bottom: 2px;
  word-wrap: break-word;
}

[dir="ltr"] .hz-box-label {
  font-family: 'Lato', sans-serif;
}

.hz-box-detail {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 11px;
  color: var(--text-light);
  word-wrap: break-word;
}

[dir="ltr"] .hz-box-detail {
  font-family: 'Caveat', cursive;
  font-size: 13px;
}

/* Timed gap: dashed line with stopwatch */
.hz-timed-gap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  flex-shrink: 0;
  min-width: 40px;
}

.hz-timed-line {
  width: 100%;
  min-width: 32px;
  border-top: 2px dashed var(--dotted-color);
  margin-bottom: 6px;
}

.hz-timed-label {
  font-family: 'Playpen Sans Hebrew', cursive;
  font-size: 12px;
  color: var(--text-light);
  white-space: nowrap;
}

[dir="ltr"] .hz-timed-label {
  font-family: 'Caveat', cursive;
  font-size: 14px;
}

/* Merge connector */
.hz-merge-gap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 0 2px 8px;
  flex-shrink: 0;
}

.hz-merge-diamond {
  width: 24px;
  height: 24px;
  background: #FFF3E0;
  border: 2px solid var(--tan);
  transform: rotate(45deg);
  margin-bottom: 6px;
  flex-shrink: 0;
}

.hz-merge-label {
  font-size: 11px;
  color: var(--text-light);
  white-space: nowrap;
  text-align: center;
  max-width: 90px;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Merge connector between lanes */
.hz-merge-connector {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  margin: 4px 0;
  background: rgba(255, 243, 224, 0.5);
  border: 1.5px dashed var(--tan);
  border-radius: 10px;
}

.hz-merge-connector-diamond {
  width: 18px;
  height: 18px;
  min-width: 18px;
  background: #FFF3E0;
  border: 2px solid var(--tan);
  transform: rotate(45deg);
}

.hz-merge-connector-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.hz-merge-connector-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.hz-merge-connector-detail {
  font-size: 11px;
  color: var(--text-light);
}

/* Merge box inside main lane (same height as regular boxes) */
.hz-box.hz-merge-box {
  /* no special styling — merges look like regular boxes */
}

/* Source lane positioning */
.hz-lane[data-lane-id] {
  white-space: nowrap;
}

.hz-box {
  white-space: normal;
}

/* Account, saved recipes, and sharing */
[hidden] { display: none !important; }

button, input, textarea { font: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
button:disabled { opacity: 0.6; cursor: wait; }

:focus-visible {
  outline: 3px solid var(--dark-brown);
  outline-offset: 4px;
}

#recipe-url:focus-visible, #recipe-text:focus-visible {
  outline: 3px solid var(--dark-brown);
}

.account-controls {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  min-height: 64px;
  padding: 14px 20px 8px 72px;
}

.account-controls a, .account-controls button,
.action-row button, #viewer-retry-btn, .confirm-dialog button {
  display: inline-block;
  padding: 9px 14px;
  min-height: 44px;
  border: 1px solid var(--tan);
  border-radius: 8px;
  background: var(--warm-white);
  color: var(--dark-brown);
  font: inherit;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
}

.account-controls a:hover, .account-controls button:hover,
.action-row button:hover, #viewer-retry-btn:hover {
  background: #f3e7d8;
}

#account-name { overflow-wrap: anywhere; }
.account-status { padding: 0 20px; max-width: 850px; margin: 0 auto; }
.account-status:empty { min-height: 0; }
.account-controls ~ #hero-section { padding-top: 40px; }
.cta-btn { display: inline-block; text-decoration: none; }

.privacy-note {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-block: 12px 18px;
}

#recipe-form label, #share-link-controls label { font-size: 0.9rem; font-weight: 700; }
.status-msg { color: var(--text-secondary); line-height: 1.6; overflow-wrap: anywhere; }
.status-msg.error { color: #a32c21; }

.my-recipes, .owner-controls, .recipe-steps {
  position: relative;
  max-width: 700px;
  margin: 20px auto 40px;
  padding: 24px;
  background: var(--warm-white);
  border: 1px solid var(--tan);
  border-radius: 14px;
}

.section-heading, .action-row { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }
.section-heading { justify-content: space-between; }
.section-heading h2, .owner-controls h2 { font-size: 1.3rem; }
.recipes-list { list-style: none; margin-top: 16px; }
.recipes-list li + li { border-top: 1px solid var(--tan); }
.saved-recipe-link { display: flex; flex-direction: column; gap: 6px; padding: 16px 4px; text-decoration: none; color: inherit; }
.saved-recipe-link:hover { background: var(--cream); }
.saved-recipe-title { font-weight: 700; overflow-wrap: anywhere; }
.saved-recipe-meta { font-size: 0.8rem; color: var(--text-secondary); }

.viewer-notice { position: relative; padding: 24px 20px 0; text-align: center; }
.viewer-notice .privacy-note { margin-bottom: 0; }
.viewer-notice #new-recipe-btn { font: inherit; min-height: 44px; }
.owner-controls .danger-btn, .confirm-dialog .danger-btn { color: #a32c21; border-color: #a32c21; }
#owner-status { margin-top: 12px; }
#share-link-controls { margin-top: 18px; }
#share-link {
  flex: 1;
  min-width: 0;
  width: 100%;
  padding: 10px;
  margin-block: 6px;
  border: 1px solid var(--tan);
  border-radius: 8px;
  background: var(--cream);
  font-family: 'Lato', sans-serif;
  color: var(--text-primary);
}

.diagram-toolbar { flex-wrap: wrap; }
#view-toggle-btn { font: inherit; min-height: 44px; }
.read-only .node-group, .read-only .node-group:active { cursor: default; }
.recipe-steps summary { cursor: pointer; font-weight: 700; padding: 8px; }
.recipe-steps ol { padding-inline-start: 28px; }
.recipe-steps li { padding: 12px 4px; line-height: 1.7; }

.confirm-dialog {
  margin: auto;
  width: min(480px, calc(100% - 32px));
  padding: 24px;
  border: 2px solid var(--tan);
  border-radius: 14px;
  background: var(--warm-white);
  color: var(--text-primary);
}
.confirm-dialog::backdrop { background: rgba(30, 20, 15, 0.55); }
.confirm-dialog h2 { font-size: 1.3rem; }
.confirm-dialog p { margin-block: 16px 24px; line-height: 1.7; }
.confirm-dialog .action-row { justify-content: flex-end; }

.site-footer {
  position: relative;
  padding: 20px;
  border-top: 1px solid var(--tan);
  text-align: center;
  font-family: sans-serif;
  font-size: 0.9rem;
}
.site-footer nav, .policy-language-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 24px;
}
.site-footer a, .policy-page a { color: var(--dark-brown); }
.site-footer a, .policy-home, .policy-language-links a {
  display: inline-block;
  min-height: 44px;
  padding-block: 10px;
  text-underline-offset: 3px;
}
.policy-page {
  position: relative;
  width: min(760px, calc(100% - 32px));
  margin: 24px auto 40px;
  padding: clamp(16px, 4vw, 32px);
  background: var(--warm-white);
  border: 1px solid var(--tan);
  border-radius: 14px;
  font-family: sans-serif;
  line-height: 1.8;
  overflow-wrap: anywhere;
}
.policy-page h1 { font-size: clamp(1.6rem, 5vw, 2.2rem); margin-block: 12px; }
.policy-page h2 { font-size: 1.4rem; margin-block: 16px; }
.policy-page h3 { font-size: 1.1rem; margin-block: 20px 6px; }
.policy-page section { margin-top: 24px; scroll-margin-top: 16px; }
.policy-page section + section { border-top: 1px solid var(--tan); padding-top: 20px; }
.policy-page p + p { margin-top: 12px; }

@media (max-width: 600px) {
  .app-title { font-size: 2.5rem; }
  .app-subtitle { font-size: 1.1rem; }
  #diagram-header h1 { font-size: 2.2rem; overflow-wrap: anywhere; }
  .sample-item { flex-wrap: wrap; }
  .sample-item-meta { width: 100%; text-align: end; }
  .my-recipes, .owner-controls, .recipe-steps { margin-inline: 12px; padding: 18px; }
  .ingredients-section { margin-inline: 12px; padding: 24px 18px; }
  .ingredients-section ul { grid-template-columns: 1fr; }
  #diagram-container, .hz-container { padding: 12px; }
  #share-link-controls .action-row { align-items: stretch; flex-direction: column; }
  #lang-btn { width: 44px; height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* Modern application shell */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: 72px;
  padding: 10px clamp(16px, 4vw, 48px);
  display: flex;
  align-items: center;
  gap: 24px;
  background: rgba(255, 253, 249, 0.94);
  border-bottom: 1px solid rgba(92, 64, 51, 0.12);
  box-shadow: 0 8px 30px rgba(62, 39, 35, 0.06);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--deep-brown);
  text-decoration: none;
  white-space: nowrap;
}

.brand span { font-size: 1.45rem; }
.brand strong { font-size: 1rem; }

.primary-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-inline-end: auto;
}

.primary-nav a {
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
}

.primary-nav a:hover, .primary-nav a.active { background: rgba(212, 165, 116, 0.14); color: var(--deep-brown); }
.primary-nav .nav-create { background: var(--deep-brown); color: white; }
.primary-nav .nav-create:hover, .primary-nav .nav-create.active { background: var(--dark-brown); color: white; }

.site-header .account-controls {
  min-height: 0;
  padding: 0;
  gap: 8px;
  flex-wrap: nowrap;
  direction: inherit;
}

.site-header #account-name {
  max-width: 180px;
  font-size: 0.85rem;
  font-weight: 600;
}

.site-header .account-controls a, .site-header .account-controls button {
  min-height: 40px;
  padding: 8px 12px;
  background: transparent;
  border-color: transparent;
}

.site-header #sign-out-btn { color: var(--text-light); }

.site-header #lang-switcher {
  position: relative;
  inset: auto;
  flex: 0 0 auto;
}

[dir="rtl"] .site-header #lang-dropdown { right: auto; left: 0; }
[dir="ltr"] .site-header #lang-dropdown { left: auto; right: 0; }
.site-header + .account-status { background: var(--warm-white); }

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 52px 0 80px;
  min-height: calc(100vh - 150px);
}

.eyebrow {
  display: inline-block;
  margin-bottom: 10px;
  color: #8b5e34;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.landing-hero {
  min-height: 520px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.landing-hero .app-title { font-size: clamp(2.7rem, 7vw, 5.2rem); line-height: 1.08; max-width: 850px; margin-inline: auto; }
.landing-hero .app-subtitle { margin: 22px auto 12px; font-size: clamp(1.25rem, 3vw, 1.7rem); }
.landing-hero .app-description { max-width: 650px; font-size: 1.08rem; }

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
}

.primary-btn, .card-open {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 22px;
  border: 1px solid var(--deep-brown);
  border-radius: 12px;
  background: var(--deep-brown);
  color: white;
  text-decoration: none;
  font-weight: 700;
}

.primary-btn:hover, .card-open:hover { background: var(--dark-brown); }
.secondary-link { color: var(--dark-brown); font-weight: 700; text-underline-offset: 5px; }
.section-intro { margin-bottom: 24px; }

.samples-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.sample-card {
  min-height: 230px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  text-align: start;
  background: var(--warm-white);
  border: 1px solid rgba(212, 165, 116, 0.35);
  border-radius: 20px;
  color: inherit;
  text-decoration: none;
  box-shadow: 0 14px 35px rgba(92, 64, 51, 0.07);
  transition: transform 0.2s, box-shadow 0.2s;
}

.sample-card:hover { transform: translateY(-5px); box-shadow: 0 20px 45px rgba(92, 64, 51, 0.13); }
.sample-card .sample-item-meta { margin-top: auto; }

.creation-card {
  max-width: 680px !important;
  margin: 0 auto !important;
  padding: clamp(24px, 5vw, 48px) !important;
  background: var(--warm-white);
  border: 1px solid rgba(212, 165, 116, 0.4);
  border-radius: 24px;
  box-shadow: 0 22px 60px rgba(92, 64, 51, 0.1);
}

.creation-card h1 { margin-bottom: 6px; font-size: clamp(1.8rem, 5vw, 2.5rem); }
.creation-card .privacy-note { margin-bottom: 28px; }

.recipes-page { max-width: 900px; margin: 0 auto; }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.page-heading h1 { font-size: clamp(2rem, 5vw, 3.2rem); margin-bottom: 8px; }
.page-heading p { color: var(--text-light); }
.recipe-cards { display: grid; gap: 14px; }
.recipes-list.recipe-cards li + li { border-top: 0; }

.recipe-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px;
  background: var(--warm-white);
  border: 1px solid rgba(212, 165, 116, 0.35);
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(92, 64, 51, 0.05);
}

.recipe-card h2 { font-size: 1.1rem; margin-bottom: 7px; }
.recipe-card-actions { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 8px; }
.recipe-card-actions button {
  min-height: 42px;
  padding: 8px 12px;
  border: 1px solid var(--tan);
  border-radius: 9px;
  background: transparent;
  color: var(--dark-brown);
  cursor: pointer;
}
.recipe-card-actions .danger-btn { color: #a32c21; border-color: rgba(163, 44, 33, 0.45); }
.recipe-card-actions .card-open { min-height: 42px; padding: 8px 16px; }

.copy-link-control { position: relative; display: inline-flex; }
.copy-link-control > button:first-child { border-start-end-radius: 0; border-end-end-radius: 0; }
.copy-link-control .copy-link-toggle {
  min-width: 38px;
  padding-inline: 8px;
  border-inline-start: 0;
  border-start-start-radius: 0;
  border-end-start-radius: 0;
}

.copy-link-menu {
  position: absolute;
  z-index: 20;
  top: calc(100% + 6px);
  inset-inline-end: 0;
  width: min(290px, calc(100vw - 40px));
  padding: 6px;
  display: grid;
  gap: 4px;
  background: var(--warm-white);
  border: 1px solid var(--tan);
  border-radius: 10px;
  box-shadow: 0 12px 30px rgba(62, 39, 35, 0.18);
}

.copy-link-menu button {
  width: 100%;
  min-height: 44px;
  text-align: start;
  background: transparent;
}

.copy-link-menu button:hover { background: #f3e7d8; }

.viewer-notice { padding-top: 12px; }
#diagram-header { padding-top: 44px; }
#diagram-section { min-height: calc(100vh - 130px); }

@media (max-width: 800px) {
  .site-header { flex-wrap: wrap; gap: 8px 14px; padding: 10px 16px; }
  .brand { flex: 1; }
  .primary-nav { order: 3; width: 100%; margin: 4px 0 0; }
  .primary-nav a { flex: 1; text-align: center; }
  .site-header .account-controls { margin-inline-start: auto; }
  .site-header #account-name { display: none; }
  .samples-grid { grid-template-columns: 1fr; }
  .sample-card { min-height: 180px; }
  .recipe-card, .page-heading { align-items: stretch; flex-direction: column; }
  .recipe-card-actions { justify-content: flex-start; }
}

@media (max-width: 480px) {
  .brand strong { display: none; }
  .site-header .account-controls button { padding-inline: 7px; font-size: 0.78rem; }
  .landing-hero { min-height: 440px; padding-top: 55px !important; }
  .page-shell { width: min(100% - 20px, 1120px); padding-top: 24px; }
  .creation-card { padding: 22px 16px !important; }
}

/* Opt-in lightweight recipe viewer: /viewer?...&simple=1 */
.simple-view .site-header,
.simple-view .site-header + .simple-view-nav + .account-status,
.simple-view .diagram-toolbar,
.simple-view .viewer-notice,
.simple-view .site-footer {
  display: none !important;
}

.simple-view {
  background: #fff;
  padding-top: var(--simple-nav-height, 56px);
  overflow-x: hidden;
}

.simple-view::before { display: none; }

.simple-view-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 9px 12px;
  background: #2f211c;
  border-bottom: 2px solid #d4a574;
  will-change: transform;
}

.simple-view-nav a {
  flex: 0 0 auto;
  min-height: 38px;
  padding: 8px 13px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 6px;
  color: #fff;
  background: transparent;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
}

.simple-view-nav a:hover,
.simple-view-nav a:focus-visible {
  background: #fff;
  color: #2f211c;
}

.simple-view #diagram-section {
  min-height: 100vh;
}

.simple-view #diagram-header {
  padding-top: 24px;
}

.simple-view #diagram-container {
  display: block;
  width: 100%;
  padding: 8px 10px 24px;
  overflow: hidden;
}

.simple-view .hz-container {
  width: 100%;
  padding: 0;
  overflow: hidden;
}

.simple-view .simple-view-section,
.simple-view #ingredients-section,
.simple-view #recipe-steps {
  scroll-margin-top: calc(var(--simple-nav-height, 56px) + 10px);
}

.simple-view .hz-lane {
  padding: 18px 8px;
  margin: 0;
  border-top: 1px solid #d7cec8;
  overflow: hidden;
}

.simple-view .lane-header {
  scroll-margin-top: calc(var(--simple-nav-height, 56px) + 10px);
}

.simple-view .hz-lane-label {
  position: sticky;
  inset-inline-start: 0;
  width: fit-content;
  padding: 3px 8px;
  background: #fff;
}

.simple-view .ingredients-section,
.simple-view .recipe-steps {
  width: calc(100% - 20px);
  max-width: none;
  margin: 18px 10px;
  border-color: #b9aaa1;
  border-radius: 8px;
  box-shadow: none;
}

.simple-view .recipe-steps summary {
  display: none;
}

@media (max-width: 600px) {
  .simple-view-nav { gap: 5px; padding: 6px; }
  .simple-view-nav a { min-height: 34px; padding: 6px 9px; font-size: 0.76rem; }
  .simple-view #diagram-header { padding-inline: 12px; }
  .simple-view #diagram-header h1 { font-size: 1.8rem; }
}