/* =========================================================================
   Council Oak Supply — Drink Profitability Calculator v2
   ========================================================================= */

/* ── Design tokens ──────────────────────────────────────────────────────── */
:root {
  --oak-green:       #635936;
  --oak-green-deep:  #4d4528;
  --oak-green-soft:  #7d7349;
  --cream:           #dcd2c3;
  --cream-deep:      #c9bda9;
  --caramel:         #ad8451;
  --caramel-deep:    #946e3f;
  --caramel-soft:    #c7a37a;
  --paper:           #ebe6e4;
  --paper-deep:      #ddd6d3;
  --bark:            #54504a;
  --bark-soft:       #8a847d;
  --bark-deep:       #2e2b27;
  --white:           #ffffff;
  --black:           #1a1714;

  --font-sans:    'Source Sans 3', -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'Yeseva One', Georgia, serif;
  --tracking-caps: 0.08em;

  --shadow-1: 0 1px 2px rgba(46,43,39,.08);
  --shadow-2: 0 4px 14px rgba(46,43,39,.10);
  --shadow-3: 0 12px 28px rgba(46,43,39,.16);
  --ease-out: cubic-bezier(0.16,1,0.3,1);

  --green-bg:  #e8f0e0; --green-fg:  #3d6025;
  --yellow-bg: #f5ead6; --yellow-fg: #7a4f14;
  --red-bg:    #f0ddd8; --red-fg:    #7a2e1e;
}

/* ── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--bark);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* ── Helpers ────────────────────────────────────────────────────────────── */
.eyebrow {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 12px;          /* floor: nothing below 12px */
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--oak-green);
}
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Nav ────────────────────────────────────────────────────────────────── */
.lp-nav {
  background: var(--oak-green);
  padding: 14px 32px;
  display: flex;
  align-items: center;
}
.nav-logo { height: 36px; width: auto; display: block; }

/* ═══════════════════════════════════════════════════════════════════════════
   GATE SECTION
═══════════════════════════════════════════════════════════════════════════ */
.gate-section {
  background: var(--oak-green);
  padding: 56px 24px 64px;
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: flex-start;
}
.gate-inner {
  max-width: 1040px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 56px;
  align-items: start;
}

/* Left column */
.gate-left { padding-top: 8px; }

.gate-left .eyebrow {
  color: var(--caramel-soft);
  font-size: 12px;
  margin-bottom: 16px;
}
.gate-title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.06;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  color: var(--white);
  margin-bottom: 16px;
}
.gate-body {
  font-size: 16px;
  color: rgba(235,230,228,0.80);
  line-height: 1.65;
  max-width: 480px;
  margin-bottom: 24px;
}
.gate-features {
  list-style: none;
  margin-bottom: 36px;
}
.gate-features li {
  font-size: 14px;
  color: rgba(235,230,228,0.75);
  padding: 5px 0;
  padding-left: 18px;
  position: relative;
}
.gate-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--caramel-soft);
}

/* Preview table */
.gate-preview {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 2px;
  padding: 16px;
  max-width: 440px;
}
.preview-table { font-size: 13px; }
.preview-header {
  display: grid;
  grid-template-columns: 1.4fr .8fr .8fr .8fr 1fr;
  gap: 4px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: var(--tracking-caps);
  color: rgba(235,230,228,0.45);
  text-transform: uppercase;
}
.preview-row {
  display: grid;
  grid-template-columns: 1.4fr .8fr .8fr .8fr 1fr;
  gap: 4px;
  align-items: center;
  padding: 5px 0;
  color: rgba(235,230,228,0.80);
  transition: opacity 200ms;
}
.preview-row.preview-fade   { opacity: 0.45; }
.preview-row.preview-fade-more { opacity: 0.20; }

.preview-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 2px;
  font-weight: 700;
  font-size: 12px;
  text-align: center;
}
.preview-badge.green  { background: var(--green-bg);  color: var(--green-fg); }
.preview-badge.yellow { background: var(--yellow-bg); color: var(--yellow-fg); }
.preview-badge.red    { background: var(--red-bg);    color: var(--red-fg); }

.preview-label {
  margin-top: 12px;
  font-size: 12px;
  color: rgba(235,230,228,0.40);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
}

/* Right column — card */
.gate-card {
  background: var(--white);
  padding: 36px 32px 28px;
  box-shadow: var(--shadow-3);
  border-top: 4px solid var(--caramel);
}
.gate-card-title {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--oak-green);
  font-weight: 400;
  margin-bottom: 6px;
}
.gate-card-sub {
  font-size: 13px;
  color: var(--bark-soft);
  margin-bottom: 24px;
  line-height: 1.5;
}

/* Form */
.form-group { margin-bottom: 14px; }
.form-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--oak-green);
  margin-bottom: 5px;
}
.form-input {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--bark-deep);
  background: var(--paper);
  border: 1px solid var(--cream-deep);
  border-radius: 2px;
  transition: border-color 150ms, box-shadow 150ms;
}
.form-input:focus {
  outline: none;
  border-color: var(--caramel);
  box-shadow: 0 0 0 3px rgba(173,132,81,0.15);
}
.form-input.is-invalid {
  border-color: var(--red-fg);
  box-shadow: 0 0 0 3px rgba(122,46,30,0.12);
}

.btn-primary {
  display: block;
  width: 100%;
  background: var(--caramel);
  color: var(--white);
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  padding: 15px 20px;
  border: none;
  cursor: pointer;
  border-radius: 2px;
  margin-top: 4px;
  transition: background 150ms var(--ease-out), transform 120ms;
}
.btn-primary:hover  { background: var(--caramel-deep); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { background: var(--caramel-soft); cursor: not-allowed; transform: none; }

.gate-error {
  font-size: 13px;
  color: var(--red-fg);
  min-height: 18px;
  margin-top: 6px;
}
.gate-fine-print {
  font-size: 12px;
  color: var(--bark-soft);
  margin-top: 14px;
  text-align: center;
}

/* ═══════════════════════════════════════════════════════════════════════════
   CALCULATOR WRAPPER (hidden until gate passed)
═══════════════════════════════════════════════════════════════════════════ */
.calculator-wrapper { display: none; }
.calculator-wrapper.is-visible { display: block; }

/* Welcome bar */
.welcome-bar {
  background: var(--oak-green);
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.welcome-text {
  font-size: 14px;
  font-weight: 600;
  color: rgba(235,230,228,0.85);
}

.btn-export {
  background: var(--caramel);
  color: var(--white);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  padding: 8px 18px;
  border: none;
  cursor: pointer;
  border-radius: 2px;
  transition: background 150ms, transform 120ms;
  white-space: nowrap;
}
.btn-export:hover { background: var(--caramel-deep); transform: translateY(-1px); }

/* ═══════════════════════════════════════════════════════════════════════════
   COST ASSUMPTIONS
═══════════════════════════════════════════════════════════════════════════ */
.assumptions-section {
  background: #f5f0ea;
  border-top: 3px solid var(--caramel);
  border-bottom: 1px solid var(--cream-deep);
}
.assumptions-details summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.assumptions-details summary::-webkit-details-marker { display: none; }
.assumptions-toggle-label {
  font-size: 13px;
  color: var(--bark);
  margin-left: 2px;
  font-weight: 600;
}
.asm-edit-badge {
  display: inline-block;
  background: var(--caramel);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  padding: 2px 8px;
  border-radius: 2px;
}
.assumptions-chevron {
  margin-left: auto;
  font-size: 12px;
  color: var(--bark-soft);
  transition: transform 200ms var(--ease-out);
}
.assumptions-details[open] .assumptions-chevron { transform: rotate(180deg); }

.assumptions-body { padding-bottom: 24px; }
.assumptions-intro {
  font-size: 13px;
  color: var(--bark);
  margin-bottom: 20px;
  line-height: 1.6;
  max-width: 680px;
}

/* Grid of assumption groups */
.assumptions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}
.asm-group-title {
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--oak-green);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--cream-deep);
}
.asm-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 3px 0;
}
.asm-label {
  font-size: 12px;
  color: var(--bark);
  flex: 1;
  line-height: 1.4;
}
.asm-input-wrap {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}
.asm-prefix, .asm-suffix {
  font-size: 12px;
  color: var(--bark-soft);
  user-select: none;
}
.asm-input {
  width: 58px;
  padding: 4px 6px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--bark-deep);
  background: var(--white);
  border: 1px solid var(--cream-deep);
  border-radius: 2px;
  -moz-appearance: textfield;
  text-align: right;
  transition: border-color 150ms, box-shadow 150ms;
}
.asm-input::-webkit-outer-spin-button,
.asm-input::-webkit-inner-spin-button { -webkit-appearance: none; }
.asm-input:focus {
  outline: none;
  border-color: var(--caramel);
  box-shadow: 0 0 0 2px rgba(173,132,81,0.15);
}

/* Reference rows (read-only) */
.asm-reference { margin-top: 10px; padding-top: 8px; border-top: 1px dashed var(--cream-deep); }
.asm-ref-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--bark-soft);
  margin-bottom: 5px;
}
.asm-ref-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--bark-soft);
  padding: 2px 0;
}

.asm-footer { margin-top: 8px; }
.btn-reset {
  background: none;
  border: 1px solid var(--cream-deep);
  color: var(--bark-soft);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  padding: 6px 14px;
  border-radius: 2px;
  cursor: pointer;
  transition: border-color 150ms, color 150ms;
}
.btn-reset:hover { border-color: var(--oak-green); color: var(--oak-green); }

/* ═══════════════════════════════════════════════════════════════════════════
   CALCULATOR TABLES
═══════════════════════════════════════════════════════════════════════════ */
.calculator-section { padding: 36px 0 24px; }

.calc-top-row { margin-bottom: 24px; }
.calc-legend {
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  color: var(--bark-soft);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.legend-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.legend-dot.green  { background: var(--green-fg); }
.legend-dot.yellow { background: var(--yellow-fg); }
.legend-dot.red    { background: var(--red-fg); }

/* Drink block */
.drink-block {
  margin-bottom: 28px;
  background: var(--white);
  border: 1px solid var(--cream-deep);
  box-shadow: var(--shadow-1);
}
.drink-block-header {
  background: var(--oak-green);
  padding: 13px 18px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.drink-block-name {
  font-family: var(--font-display);
  font-size: 21px;
  color: var(--white);
  font-weight: 400;
}
.drink-block-subtitle {
  font-size: 12px;
  color: rgba(235,230,228,0.55);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  font-weight: 600;
}

/* Table */
.drink-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.drink-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.drink-table th {
  background: var(--paper-deep);
  padding: 9px 14px;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--bark-soft);
  border-bottom: 1px solid var(--cream-deep);
  white-space: nowrap;
}
.drink-table th.col-result { background: var(--cream); color: var(--oak-green); }
.drink-table td {
  padding: 10px 14px;
  border-bottom: 1px solid #eee8e3;
  vertical-align: middle;
}
.drink-table tr:last-child td { border-bottom: none; }
.drink-table tr:hover td { background: rgba(235,230,228,0.40); }
.col-size { font-weight: 700; color: var(--oak-green); font-size: 13px; white-space: nowrap; }

/* Inputs */
td .input-prefix { font-size: 12px; color: var(--bark-soft); margin-right: 2px; user-select: none; }

.cost-input, .price-input {
  width: 78px;
  padding: 7px 9px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--bark-deep);
  background: var(--paper);
  border: 1px solid var(--cream-deep);
  border-radius: 2px;
  -moz-appearance: textfield;
  transition: border-color 150ms, box-shadow 150ms;
}
.cost-input::-webkit-outer-spin-button,
.cost-input::-webkit-inner-spin-button,
.price-input::-webkit-outer-spin-button,
.price-input::-webkit-inner-spin-button { -webkit-appearance: none; }
.cost-input:focus, .price-input:focus {
  outline: none;
  border-color: var(--caramel);
  box-shadow: 0 0 0 3px rgba(173,132,81,0.15);
}
.price-input {
  border-color: var(--caramel-soft);
  background: #fdf9f5;
}
.price-input::placeholder { color: var(--bark-soft); font-weight: 400; }

/* Margin badges — always visible (no blur) */
.col-result-cell { text-align: center; min-width: 86px; }
.margin-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 2px;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
  background: var(--paper-deep);
  color: var(--bark-soft);
  min-width: 58px;
  text-align: center;
  transition: background 200ms, color 200ms;
}
.unlocked .margin-badge.grade-green  { background: var(--green-bg);  color: var(--green-fg); }
.unlocked .margin-badge.grade-yellow { background: var(--yellow-bg); color: var(--yellow-fg); }
.unlocked .margin-badge.grade-red    { background: var(--red-bg);    color: var(--red-fg); }

/* ═══════════════════════════════════════════════════════════════════════════
   ADD A DRINK
═══════════════════════════════════════════════════════════════════════════ */
.add-drink-section {
  padding: 8px 24px 16px;
  border-top: 2px dashed var(--cream-deep);
  margin-top: 8px;
}
.add-drink-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}
.add-drink-sub {
  font-size: 13px;
  color: var(--bark-soft);
}
.add-drink-form {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}
.add-drink-field { display: flex; flex-direction: column; gap: 5px; }
.add-drink-field-sm { flex: 0 0 auto; }
.add-drink-field-btn { flex: 0 0 auto; }
.add-drink-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--oak-green);
}
.add-drink-input {
  padding: 9px 12px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--bark-deep);
  background: var(--white);
  border: 1px solid var(--cream-deep);
  border-radius: 2px;
  transition: border-color 150ms, box-shadow 150ms;
  min-width: 200px;
}
.add-drink-input-cost { min-width: 80px; width: 80px; -moz-appearance: textfield; }
.add-drink-input-cost::-webkit-outer-spin-button,
.add-drink-input-cost::-webkit-inner-spin-button { -webkit-appearance: none; }
.add-drink-input:focus {
  outline: none;
  border-color: var(--caramel);
  box-shadow: 0 0 0 3px rgba(173,132,81,0.15);
}
.add-drink-cost-wrap { display: flex; align-items: center; gap: 3px; }
.add-drink-prefix { font-size: 13px; color: var(--bark-soft); }
.btn-add-drink {
  background: var(--oak-green);
  color: var(--white);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  padding: 10px 18px;
  border: none;
  cursor: pointer;
  border-radius: 2px;
  white-space: nowrap;
  transition: background 150ms, transform 120ms;
}
.btn-add-drink:hover { background: var(--oak-green-deep); transform: translateY(-1px); }

.add-drink-error {
  font-size: 13px;
  color: var(--red-fg);
  margin-top: 8px;
  min-height: 18px;
}

/* Custom drink block — same as regular but with remove button */
#customDrinkBlocks { margin-top: 20px; }
.drink-block-custom .drink-block-header {
  background: var(--bark);   /* distinct from the oak-green standard blocks */
}
.btn-remove-drink {
  margin-left: auto;
  background: rgba(255,255,255,0.15);
  color: rgba(235,230,228,0.80);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  padding: 4px 10px;
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: 2px;
  cursor: pointer;
  transition: background 150ms, color 150ms;
}
.btn-remove-drink:hover { background: rgba(255,255,255,0.25); color: var(--white); }

/* ═══════════════════════════════════════════════════════════════════════════
   CSV EXPORT ROW
═══════════════════════════════════════════════════════════════════════════ */
.export-row {
  padding: 32px 24px 48px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.btn-export-large {
  background: var(--oak-green);
  color: var(--white);
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  padding: 14px 28px;
  border: none;
  cursor: pointer;
  border-radius: 2px;
  transition: background 150ms, transform 120ms;
  white-space: nowrap;
}
.btn-export-large:hover  { background: var(--oak-green-deep); transform: translateY(-1px); }
.btn-export-large:active { transform: translateY(0); }
.export-hint { font-size: 13px; color: var(--bark-soft); }

/* ═══════════════════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════════════════ */
.lp-footer {
  background: var(--oak-green-deep);
  padding: 40px 24px;
  text-align: center;
}
.footer-logo { height: 40px; width: auto; margin-bottom: 12px; opacity: 0.9; }
.footer-tagline { font-family: var(--font-display); font-size: 15px; color: rgba(235,230,228,0.60); margin-bottom: 10px; }
.footer-links { font-size: 12px; color: rgba(235,230,228,0.45); letter-spacing: 0.03em; }
.footer-links a { color: var(--caramel-soft); text-decoration: none; }
.footer-links a:hover { color: var(--caramel); text-decoration: underline; }

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 780px) {
  .gate-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .gate-section { min-height: unset; padding: 40px 20px 48px; }
  .gate-preview { display: none; }
}
@media (max-width: 600px) {
  .lp-nav { padding: 12px 20px; }
  .gate-title { font-size: 28px; }
  .gate-card { padding: 28px 20px 24px; }
  .cost-input, .price-input { width: 68px; font-size: 13px; }
  .drink-table th, .drink-table td { padding: 8px 10px; }
  .assumptions-grid { grid-template-columns: 1fr 1fr; }
  .welcome-bar { padding: 12px 20px; }
  .export-row { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 400px) {
  .assumptions-grid { grid-template-columns: 1fr; }
  .cost-input, .price-input { width: 60px; }
}