/* ===================================================
   SellerCalcs — Shared Stylesheet
   Sharp, commercial feel. Dark green + orange palette.
   =================================================== */

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

:root {
  --forest:       #0d2b1f;
  --green:        #1a6b45;
  --green-mid:    #2d8a5a;
  --green-light:  #e6f4ed;
  --green-border: #b8ddc9;
  --orange:       #e07020;
  --orange-light: #fff4eb;
  --orange-border:#f5c99a;
  --text:         #1a2318;
  --muted:        #556655;
  --border:       #d4e0d8;
  --bg:           #f5f8f6;
  --white:        #ffffff;
  --radius:       10px;
  --shadow:       0 2px 16px rgba(13,43,31,0.08);
}

body {
  font-family: 'Inter', 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
}

/* ── NAV ── */
nav {
  background: var(--forest);
  padding: 0 24px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid var(--green);
}
.nav-logo {
  font-family: 'Space Grotesk', 'DM Sans', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.nav-logo span { color: var(--orange); }
.nav-tagline {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  display: none;
}
@media (min-width: 600px) { .nav-tagline { display: block; } }

/* ── BREADCRUMB ── */
.breadcrumb {
  font-size: 0.8rem;
  color: var(--muted);
  margin: 20px 0 0;
}
.breadcrumb a { color: var(--green); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* ── LAYOUT ── */
.page-wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px 64px;
}

/* ── HERO ── */
.hero {
  padding: 36px 0 28px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}
.hero h1 {
  font-family: 'Space Grotesk', 'DM Sans', sans-serif;
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  font-weight: 700;
  color: var(--forest);
  line-height: 1.15;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}
.hero h1 em { font-style: normal; color: var(--green); }
.hero p { color: var(--muted); font-size: 1rem; max-width: 560px; }

/* ── PLATFORM TABS ── */
.tab-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 9px 18px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  background: var(--white);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.tab-btn:hover { border-color: var(--green); color: var(--green); }
.tab-btn.active {
  background: var(--forest);
  border-color: var(--forest);
  color: var(--white);
}

/* ── INTRO CONTENT ── */
.intro-content {
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 4px solid var(--green);
  border-radius: var(--radius);
  padding: 22px 26px;
  margin-bottom: 28px;
}
.intro-content h2 {
  font-family: 'Space Grotesk', 'DM Sans', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--forest);
  margin-bottom: 8px;
}
.intro-content p { color: var(--muted); font-size: 0.94rem; line-height: 1.7; }

/* ── CALCULATOR CARD ── */
.calc-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 36px;
  box-shadow: var(--shadow);
}
.calc-header {
  background: var(--forest);
  padding: 18px 26px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.calc-header h2 {
  font-family: 'Space Grotesk', 'DM Sans', sans-serif;
  font-size: 1rem;
  color: var(--white);
  font-weight: 600;
}
.calc-header .platform-badge {
  font-size: 0.72rem;
  background: var(--orange);
  color: var(--white);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.calc-body { padding: 26px; }

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 18px;
}
@media (max-width: 560px) { .field-grid { grid-template-columns: 1fr; } }
.field-full { grid-column: span 2; }
@media (max-width: 560px) { .field-full { grid-column: span 1; } }

.field label {
  display: block;
  font-size: 0.77rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.field input, .field select {
  width: 100%;
  padding: 10px 13px;
  border: 1.5px solid var(--border);
  border-radius: 7px;
  font-size: 0.97rem;
  font-family: inherit;
  color: var(--text);
  background: var(--bg);
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
}
.field input:focus, .field select:focus {
  outline: none;
  border-color: var(--green);
  background: var(--white);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  font-size: 0.9rem;
  color: var(--muted);
  cursor: pointer;
}
.checkbox-row input[type="checkbox"] { width: 16px; height: 16px; cursor: pointer; accent-color: var(--green); }

.calc-btn {
  width: 100%;
  padding: 13px;
  background: var(--green);
  color: var(--white);
  border: none;
  border-radius: 7px;
  font-size: 0.97rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  letter-spacing: 0.01em;
}
.calc-btn:hover { background: var(--green-mid); }
.calc-btn:active { transform: scale(0.99); }

/* ── RESULTS ── */
.results {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}
.results-label {
  font-size: 0.73rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--muted);
  margin-bottom: 14px;
}
.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (max-width: 480px) { .results-grid { grid-template-columns: 1fr; } }

.result-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
}
.result-item.highlight {
  background: var(--green-light);
  border-color: var(--green);
}
.result-item.loss {
  background: #fef2f2;
  border-color: #fca5a5;
}
.result-item.full-width { grid-column: span 2; }
.result-item .r-label { font-size: 0.76rem; color: var(--muted); margin-bottom: 3px; }
.result-item .r-value {
  font-family: 'Space Grotesk', 'DM Sans', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--forest);
}
.result-item.highlight .r-value { color: var(--green); }
.result-item.loss .r-value { color: #dc2626; }

/* ── RATE NOTICE ── */
.rate-notice {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.rate-notice a { color: var(--green); text-decoration: none; }
.rate-notice a:hover { text-decoration: underline; }

/* ── CONTENT SECTIONS ── */
.content-section { margin-bottom: 40px; }
.content-section h2 {
  font-family: 'Space Grotesk', 'DM Sans', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--forest);
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--green-light);
  letter-spacing: -0.01em;
}
.content-section h3 {
  font-family: 'Space Grotesk', 'DM Sans', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--forest);
  margin: 20px 0 7px;
}
.content-section p { color: var(--muted); margin-bottom: 12px; font-size: 0.96rem; }
.content-section strong { color: var(--text); }

/* ── EXAMPLE BOX ── */
.example-box {
  background: var(--forest);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 18px 0;
}
.example-box .ex-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--orange);
  margin-bottom: 7px;
  font-weight: 600;
}
.example-box p { color: rgba(255,255,255,0.8); font-size: 0.93rem; margin-bottom: 0; }
.example-box strong { color: var(--white); }

/* ── TIPS LIST ── */
.tips-list { list-style: none; padding: 0; margin: 0 0 12px; }
.tips-list li {
  display: flex;
  gap: 11px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.94rem;
  color: var(--muted);
}
.tips-list li:last-child { border-bottom: none; }
.tips-list li::before { content: '→'; color: var(--green); font-weight: 700; flex-shrink: 0; margin-top: 2px; }
.tips-list li strong { color: var(--text); }

/* ── NOTE BOX ── */
.note-box {
  background: var(--orange-light);
  border: 1px solid var(--orange-border);
  border-left: 4px solid var(--orange);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 18px 0;
  font-size: 0.91rem;
  color: #7a4010;
}
.note-box strong { color: #5a2e08; }

/* ── FEE BREAKDOWN TABLE ── */
.fee-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin: 16px 0;
}
.fee-table th {
  background: var(--forest);
  color: var(--white);
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.fee-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}
.fee-table tr:last-child td { border-bottom: none; }
.fee-table tr:nth-child(even) td { background: var(--bg); }
.fee-table td strong { color: var(--text); }

/* ── RELATED ── */
.related {
  margin-top: 44px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.related h3 {
  font-family: 'Space Grotesk', 'DM Sans', sans-serif;
  font-size: 0.85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 14px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
@media (max-width: 480px) { .related-grid { grid-template-columns: 1fr; } }
.related-card {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 13px 15px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.related-card:hover { border-color: var(--green); box-shadow: 0 2px 10px rgba(26,107,69,0.1); }
.related-card .rc-icon { font-size: 1.3rem; flex-shrink: 0; }
.related-card .rc-text { font-size: 0.86rem; color: var(--text); font-weight: 600; }
.related-card .rc-sub { font-size: 0.76rem; color: var(--muted); }

/* ── ETSY PROMO ── */
.etsy-promo {
  background: linear-gradient(135deg, var(--forest) 0%, #1a4a30 100%);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin: 36px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.etsy-promo .promo-text h3 {
  font-family: 'Space Grotesk', 'DM Sans', sans-serif;
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 4px;
}
.etsy-promo .promo-text p { font-size: 0.85rem; color: rgba(255,255,255,0.65); margin: 0; }
.etsy-promo a.promo-btn {
  background: var(--orange);
  color: var(--white);
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.2s;
  flex-shrink: 0;
}
.etsy-promo a.promo-btn:hover { background: #c4611a; }

/* ── FOOTER ── */
footer {
  text-align: center;
  padding: 26px 24px;
  font-size: 0.8rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
}
footer a { color: var(--green); text-decoration: none; }
footer a:hover { text-decoration: underline; }