/* ===== TOOLS CSS ===== */
/* public/css/tools.css */

/* --- Tool Hero --- */
.tool-hero {
  background: var(--color-bg-dark);
  color: #fff;
  padding: 64px 0;
  text-align: center;
}
.tool-hero__chip { margin-bottom: 20px; background: rgba(255,255,255,.1); color: rgba(255,255,255,.8); }
.tool-hero__title { font-family: var(--font-display); font-size: var(--text-5xl); margin-bottom: 16px; color: #fff; }
.tool-hero__subtitle { font-size: var(--text-lg); color: rgba(255,255,255,.7); max-width: 560px; margin: 0 auto 32px; }
.tool-hero__proof { font-size: var(--text-sm); color: rgba(255,255,255,.5); }
@media (max-width: 600px) { .tool-hero__title { font-size: var(--text-3xl); } }

/* --- Wizard wrapper --- */
.wizard {
  padding: 48px 0 64px;
  background: var(--color-bg-subtle);
  min-height: 400px;
}

/* --- Progress Bar --- */
.progress-bar {
  background: var(--color-border);
  height: 6px;
  border-radius: var(--border-radius-pill);
  margin-bottom: 40px;
  overflow: hidden;
}
.progress-bar__fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: var(--border-radius-pill);
  transition: width 400ms ease;
}
.progress-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* --- Question Card --- */
.question-card {
  max-width: 620px;
  margin: 0 auto;
  padding: 40px;
  background: var(--color-bg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.question-card__step { font-size: var(--text-sm); color: var(--color-text-muted); margin-bottom: 8px; }
.question-card__text { font-family: var(--font-display); font-size: var(--text-2xl); margin-bottom: 28px; line-height: 1.3; }

/* Answer options */
.answer-options { display: flex; flex-direction: column; gap: 12px; }
.answer-option {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--text-base);
  background: var(--color-bg);
  text-align: left;
  min-height: 48px;
  width: 100%;
  font-family: var(--font-body);
}
.answer-option:hover { border-color: var(--color-accent); background: var(--color-accent-light); }
.answer-option.selected { border-color: var(--color-accent); background: var(--color-accent-light); color: var(--color-accent); font-weight: 600; }
.answer-option__letter { font-weight: 700; margin-right: 12px; color: var(--color-accent); min-width: 20px; }

/* Checkbox options (multi-select) */
.checkbox-options { display: flex; flex-direction: column; gap: 10px; }
.checkbox-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--text-base);
  background: var(--color-bg);
}
.checkbox-option:hover { border-color: var(--color-accent); background: var(--color-accent-light); }
.checkbox-option input[type=checkbox] { width: 18px; height: 18px; accent-color: var(--color-accent); cursor: pointer; }
.checkbox-option.checked { border-color: var(--color-accent); background: var(--color-accent-light); }

/* Slider input */
.slider-wrap { padding: 8px 0; }
.slider-input {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: var(--border-radius-pill);
  background: var(--color-border);
  outline: none;
  margin-bottom: 12px;
  cursor: pointer;
}
.slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.slider-input::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  border: none;
}
.slider-value { font-family: var(--font-mono); font-size: var(--text-xl); font-weight: 700; color: var(--color-accent); text-align: center; margin-bottom: 4px; }
.slider-labels { display: flex; justify-content: space-between; font-size: var(--text-xs); color: var(--color-text-muted); }

/* Nav buttons */
.question-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 28px; gap: 12px; }

/* --- Start Screen --- */
.tool-start {
  max-width: 580px;
  margin: 0 auto;
  text-align: center;
  padding: 48px 24px;
}
.tool-start__icon { font-size: 64px; margin-bottom: 24px; }
.tool-start__title { font-family: var(--font-display); font-size: var(--text-3xl); margin-bottom: 16px; }
.tool-start__desc { font-size: var(--text-lg); color: var(--color-text-secondary); margin-bottom: 32px; }
.tool-start__steps { list-style: none; text-align: left; margin-bottom: 32px; }
.tool-start__steps li { display: flex; align-items: center; gap: 12px; padding: 10px 0; font-size: var(--text-sm); border-bottom: 1px solid var(--color-border); }
.tool-start__steps li:last-child { border: none; }
.tool-start__step-num { font-family: var(--font-mono); font-weight: 700; color: var(--color-accent); min-width: 24px; }

/* --- Gauge Visualization --- */
.gauge-wrap { text-align: center; padding: 24px 0; }
.gauge {
  position: relative;
  width: 240px;
  height: 140px;
  margin: 0 auto 16px;
}
.gauge svg { width: 240px; height: 140px; overflow: visible; }
.gauge__arc { fill: none; stroke-width: 20; stroke-linecap: round; }
.gauge__bg   { stroke: var(--color-border); }
.gauge__fill { stroke: var(--color-accent); transition: stroke-dashoffset 1.2s cubic-bezier(.25,.8,.25,1); }

.gauge-context { font-size: var(--text-sm); color: var(--color-text-secondary); max-width: 320px; margin: 0 auto; }

/* --- Results Panel --- */
.results-panel {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 0;
}

.results-headline { font-family: var(--font-display); font-size: var(--text-3xl); text-align: center; margin-bottom: 8px; }
.results-sub { font-size: var(--text-base); color: var(--color-text-secondary); text-align: center; margin-bottom: 40px; }

.results-tier {
  display: inline-block;
  padding: 6px 18px;
  border-radius: var(--border-radius-pill);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  background: var(--color-accent);
  color: #fff;
  margin: 0 auto 24px;
  display: block;
  width: fit-content;
}

.results-breakdown { margin-bottom: 40px; }
.results-domain { margin-bottom: 20px; }
.results-domain__label { display: flex; justify-content: space-between; font-size: var(--text-sm); font-weight: 600; margin-bottom: 6px; }
.results-domain__bar { height: 10px; background: var(--color-border); border-radius: var(--border-radius-pill); overflow: hidden; }
.results-domain__fill { height: 100%; background: var(--color-accent); border-radius: var(--border-radius-pill); transition: width 1s ease; width: 0; }

.results-levers { margin-bottom: 40px; }
.results-levers__title { font-family: var(--font-display); font-size: var(--text-xl); margin-bottom: 16px; }
.lever-item { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--color-border); }
.lever-item__number { font-family: var(--font-mono); font-size: var(--text-2xl); font-weight: 700; color: var(--color-accent); min-width: 32px; }
.lever-item__text h4 { font-size: var(--text-base); font-weight: 600; margin-bottom: 4px; }
.lever-item__text p { font-size: var(--text-sm); color: var(--color-text-secondary); }

/* Supplement recs */
.supp-recs__title { font-family: var(--font-display); font-size: var(--text-xl); margin-bottom: 16px; }
.supp-card { display: flex; align-items: center; gap: 16px; padding: 16px; border: 1px solid var(--color-border); border-radius: var(--border-radius-md); margin-bottom: 12px; background: var(--color-bg); }
.supp-card__info h4 { font-size: var(--text-base); font-weight: 600; margin-bottom: 4px; }
.supp-card__info p { font-size: var(--text-sm); color: var(--color-text-secondary); }
.supp-card__cta { margin-left: auto; white-space: nowrap; }

/* Share bar */
.share-bar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; padding: 20px 0; }
.share-bar__label { font-size: var(--text-sm); font-weight: 600; }
.share-btn { padding: 8px 16px; border-radius: var(--border-radius-pill); font-size: var(--text-sm); font-weight: 600; cursor: pointer; border: 2px solid var(--color-border); background: var(--color-bg); transition: all var(--transition-fast); font-family: var(--font-body); }
.share-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* --- Score number display --- */
.score-display {
  font-family: var(--font-mono);
  font-size: 80px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  text-align: center;
  margin: 16px 0 8px;
}
.score-display__delta {
  font-size: var(--text-xl);
  font-weight: 600;
  text-align: center;
  margin-bottom: 8px;
}
.score-display__delta.younger { color: var(--color-success); }
.score-display__delta.older   { color: var(--color-error); }

/* Stack tier headers */
.stack-tier {
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 24px;
  margin-bottom: 24px;
}
.stack-tier--foundation { border-color: var(--color-accent); }
.stack-tier__name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: 4px;
}
.stack-tier__cost {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: 16px;
}