/* ============================================================
   Yangdee SEO ROI Calculator — stylesheet
   Brand: Deep navy + electric green (#00FF85 accent)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Kanit:wght@400;600;700;800&family=Sarabun:wght@300;400;500&display=swap');

/* ── Root tokens ─────────────────────────────────────── */
.ysrc-wrap {
  --ysrc-accent:   #00E87B;
  --ysrc-accent2:  #00C9FF;
  --ysrc-bg:       #0A0F1E;
  --ysrc-card:     #111829;
  --ysrc-card2:    #161f33;
  --ysrc-border:   rgba(0,232,123,.18);
  --ysrc-text:     #E8EDF5;
  --ysrc-muted:    #6B7A99;
  --ysrc-radius:   16px;
  --ysrc-shadow:   0 24px 60px rgba(0,0,0,.45);
  --ysrc-font-th:  'Kanit', 'Sarabun', sans-serif;
  font-family: var(--ysrc-font-th);
  box-sizing: border-box;
}
.ysrc-wrap *, .ysrc-wrap *::before, .ysrc-wrap *::after { box-sizing: inherit; }

/* Light theme override */
.ysrc-theme-light {
  --ysrc-bg:    #F0F4FF;
  --ysrc-card:  #FFFFFF;
  --ysrc-card2: #F7FAFF;
  --ysrc-text:  #0D1630;
  --ysrc-muted: #7A8BAA;
  --ysrc-border: rgba(0,180,100,.25);
  --ysrc-shadow: 0 20px 50px rgba(0,50,120,.10);
}

/* ── Wrapper ─────────────────────────────────────────── */
.ysrc-wrap {
  background: var(--ysrc-bg);
  border-radius: var(--ysrc-radius);
  box-shadow: var(--ysrc-shadow);
  border: 1px solid var(--ysrc-border);
  padding: 48px 40px 40px;
  max-width: 1080px;
  margin: 40px auto;
  overflow: hidden;
  position: relative;
}
.ysrc-wrap::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(0,232,123,.12) 0%, transparent 70%);
  pointer-events: none;
}

/* ── Header ──────────────────────────────────────────── */
.ysrc-header { text-align: center; margin-bottom: 40px; }
.ysrc-tag {
  display: inline-block;
  background: rgba(0,232,123,.15);
  color: var(--ysrc-accent);
  border: 1px solid rgba(0,232,123,.35);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 14px;
}
.ysrc-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--ysrc-text);
  margin: 0 0 10px;
  line-height: 1.2;
}
.ysrc-subtitle {
  color: var(--ysrc-muted);
  font-size: .95rem;
  font-weight: 300;
  margin: 0;
}

/* ── Body layout ─────────────────────────────────────── */
.ysrc-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
@media (max-width: 760px) {
  .ysrc-body { grid-template-columns: 1fr; }
  .ysrc-wrap { padding: 30px 20px; }
}

/* ── Inputs panel ────────────────────────────────────── */
.ysrc-inputs {
  background: var(--ysrc-card);
  border: 1px solid var(--ysrc-border);
  border-radius: var(--ysrc-radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.ysrc-field { display: flex; flex-direction: column; gap: 7px; }

.ysrc-field label {
  font-size: .84rem;
  font-weight: 600;
  color: var(--ysrc-text);
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: default;
}
.ysrc-label-icon { font-size: .95rem; }

/* Tooltip */
.ysrc-tooltip {
  font-size: .7rem;
  color: var(--ysrc-muted);
  cursor: help;
  position: relative;
  margin-left: auto;
}
.ysrc-tooltip:hover::after {
  content: attr(data-tip);
  position: absolute;
  right: 0; top: 20px;
  background: #1e2b44;
  color: #d0daf0;
  font-size: .75rem;
  font-weight: 400;
  padding: 8px 12px;
  border-radius: 8px;
  width: 220px;
  z-index: 100;
  line-height: 1.5;
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 8px 24px rgba(0,0,0,.3);
}

/* Input wrap */
.ysrc-input-wrap {
  display: flex;
  align-items: center;
  background: var(--ysrc-card2);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color .2s;
}
.ysrc-theme-light .ysrc-input-wrap { border-color: rgba(0,0,0,.1); }
.ysrc-input-wrap:focus-within { border-color: var(--ysrc-accent); }

.ysrc-input-wrap input[type="number"] {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--ysrc-text);
  font-family: var(--ysrc-font-th);
  font-size: 1rem;
  font-weight: 600;
  padding: 10px 12px;
  -moz-appearance: textfield;
}
.ysrc-input-wrap input::-webkit-outer-spin-button,
.ysrc-input-wrap input::-webkit-inner-spin-button { -webkit-appearance: none; }

.ysrc-unit, .ysrc-prefix {
  color: var(--ysrc-muted);
  font-size: .8rem;
  padding: 0 12px;
  font-weight: 500;
  white-space: nowrap;
}
.ysrc-prefix { border-right: 1px solid rgba(255,255,255,.08); padding-right: 10px; }

/* Range slider */
.ysrc-range {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: rgba(255,255,255,.1);
  border-radius: 4px;
  outline: none;
  cursor: pointer;
  accent-color: var(--ysrc-accent);
}
.ysrc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--ysrc-accent);
  box-shadow: 0 0 8px rgba(0,232,123,.5);
  transition: transform .15s;
}
.ysrc-range::-webkit-slider-thumb:hover { transform: scale(1.25); }

/* ── Results panel ───────────────────────────────────── */
.ysrc-results {
  background: var(--ysrc-card);
  border: 1px solid var(--ysrc-border);
  border-radius: var(--ysrc-radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.ysrc-results-header { display: flex; align-items: center; gap: 10px; }
.ysrc-results-badge {
  font-size: .78rem;
  font-weight: 700;
  color: var(--ysrc-accent2);
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* Primary ROI metric */
.ysrc-metric--primary {
  background: linear-gradient(135deg, rgba(0,232,123,.12), rgba(0,201,255,.08));
  border: 1px solid rgba(0,232,123,.3);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
}
.ysrc-metric--primary .ysrc-metric-value {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  font-weight: 800;
  background: linear-gradient(90deg, var(--ysrc-accent), var(--ysrc-accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  display: block;
}

/* Grid metrics */
.ysrc-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.ysrc-metric {
  background: var(--ysrc-card2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 10px;
  padding: 14px;
}
.ysrc-theme-light .ysrc-metric { border-color: rgba(0,0,0,.06); }
.ysrc-metric-label {
  font-size: .72rem;
  color: var(--ysrc-muted);
  margin-bottom: 5px;
  font-weight: 500;
}
.ysrc-metric-value--md {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ysrc-text);
}
.ysrc-metric-note {
  font-size: .72rem;
  color: var(--ysrc-muted);
  margin-top: 4px;
}

/* Mini bar chart */
.ysrc-traffic-chart {
  background: var(--ysrc-card2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 10px;
  padding: 16px;
}
.ysrc-theme-light .ysrc-traffic-chart { border-color: rgba(0,0,0,.06); }
.ysrc-chart-label {
  font-size: .72rem;
  color: var(--ysrc-muted);
  margin-bottom: 14px;
  font-weight: 500;
}
.ysrc-chart-bars {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 14px;
  height: 90px;
}
.ysrc-bar-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex: 1;
  height: 100%;
  justify-content: flex-end;
}
.ysrc-bar {
  width: 100%;
  max-width: 60px;
  border-radius: 6px 6px 0 0;
  transition: height .5s cubic-bezier(.34,1.56,.64,1);
}
.ysrc-bar--now { background: rgba(107,122,153,.4); }
.ysrc-bar--future { background: linear-gradient(180deg, var(--ysrc-accent), var(--ysrc-accent2)); }
.ysrc-bar-val {
  font-size: .72rem;
  font-weight: 700;
  color: var(--ysrc-text);
}
.ysrc-bar-label {
  font-size: .68rem;
  color: var(--ysrc-muted);
}
.ysrc-bar-arrow {
  color: var(--ysrc-muted);
  font-size: 1.2rem;
  align-self: center;
  flex: 0 0 auto;
}

/* CTA Button */
.ysrc-cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(90deg, var(--ysrc-accent), var(--ysrc-accent2));
  color: #0A0F1E;
  font-family: var(--ysrc-font-th);
  font-size: .95rem;
  font-weight: 700;
  border: none;
  border-radius: 10px;
  padding: 14px 24px;
  text-decoration: none;
  cursor: pointer;
  transition: opacity .2s, transform .15s, box-shadow .2s;
  box-shadow: 0 6px 24px rgba(0,232,123,.3);
}
.ysrc-cta-btn:hover {
  opacity: .92;
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(0,232,123,.45);
  color: #0A0F1E;
  text-decoration: none;
}
.ysrc-btn-arrow { transition: transform .2s; }
.ysrc-cta-btn:hover .ysrc-btn-arrow { transform: translateX(4px); }

/* Disclaimer */
.ysrc-disclaimer {
  font-size: .7rem;
  color: var(--ysrc-muted);
  text-align: center;
  margin: 0;
  line-height: 1.6;
}

/* Animated number */
@keyframes ysrc-pop {
  0%   { transform: scale(.92); opacity: .5; }
  60%  { transform: scale(1.04); }
  100% { transform: scale(1);   opacity: 1; }
}
.ysrc-animate { animation: ysrc-pop .35s ease; }