/* ==========================================================================
   Prime-Site — Extras (case studies, calculator, blog, audit)
   ========================================================================== */

/* Case study hero */
.case-hero {
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}
.case-hero h1 {
  font-size: clamp(48px, 8vw, 112px);
  margin-top: 32px;
  line-height: 0.95;
}
.case-meta {
  display: flex; flex-wrap: wrap; gap: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.case-meta strong { color: var(--text); font-weight: 500; margin-left: 8px; }

.case-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 48px 0;
}
.case-summary > div {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.case-summary h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  font-weight: 500;
}
.case-summary p { color: var(--text-2); margin: 0; font-size: 15px; }

.case-section { padding: 80px 0; }
.case-section h2 { margin-bottom: 24px; max-width: 22ch; }
.case-section p { color: var(--text-2); font-size: 17px; line-height: 1.65; max-width: 65ch; margin: 0 0 16px; }

.case-quote {
  margin: 48px 0;
  padding: 40px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  font-size: 22px;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--text);
  font-weight: 400;
  font-style: italic;
}
.case-quote footer {
  display: block;
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-3);
  font-style: normal;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

.case-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 48px 0;
}
.case-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
}
.case-stat .v {
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--accent);
  line-height: 1;
}
.case-stat .l {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-top: 8px;
}

@media (max-width: 800px) {
  .case-summary { grid-template-columns: 1fr; }
  .case-stats { grid-template-columns: repeat(2, 1fr); }
}

/* Article body */
.article-body { max-width: 720px; margin: 0 auto; }
.article-body p { color: var(--text); font-size: 18px; line-height: 1.7; margin: 0 0 20px; }
.article-body h2 {
  font-size: 32px;
  letter-spacing: -0.02em;
  margin: 56px 0 16px;
  font-weight: 500;
}
.article-body h3 { font-size: 22px; margin: 32px 0 12px; font-weight: 500; }
.article-body ul, .article-body ol { color: var(--text-2); padding-left: 24px; margin: 0 0 24px; }
.article-body li { margin-bottom: 8px; line-height: 1.6; }
.article-body code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 6px;
  color: var(--accent);
}
.article-body blockquote {
  margin: 32px 0;
  padding: 20px 28px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 12px 12px 0;
  font-size: 20px;
  letter-spacing: -0.015em;
  color: var(--text);
  font-style: italic;
}
.article-body em { color: var(--text); font-style: italic; }
.article-body strong { color: var(--text); font-weight: 600; }
.article-body a { color: var(--accent); }

/* Calculator */
.calc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  overflow: hidden;
}
.calc-controls { padding: 40px; border-right: 1px solid var(--border); display: flex; flex-direction: column; gap: 28px; }
.calc-out {
  padding: 40px;
  background: linear-gradient(180deg, var(--surface), var(--bg-elev));
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.calc-row { display: flex; flex-direction: column; gap: 12px; }
.calc-row label {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.calc-row label .v {
  color: var(--accent);
  font-size: 13px;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 500;
}
.calc-row input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: var(--border);
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  border-radius: 999px;
  outline: none;
}
.calc-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px; height: 18px;
  border-radius: 999px;
  background: var(--accent);
  border: 3px solid var(--bg);
  box-shadow: 0 0 0 1px var(--accent);
  cursor: grab;
}
.calc-row input[type="range"]::-moz-range-thumb {
  width: 18px; height: 18px;
  border-radius: 999px;
  background: var(--accent);
  border: 3px solid var(--bg);
  cursor: grab;
}

.calc-toggles { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.calc-tog {
  padding: 12px 14px;
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 10px;
  font-size: 13px;
  color: var(--text-2);
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
}
.calc-tog:hover { border-color: var(--border-strong); color: var(--text); }
.calc-tog .x {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
}
.calc-tog.on {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}
.calc-tog.on .x { color: var(--accent); }

.calc-tier {
  display: inline-block;
  padding: 6px 12px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.calc-prices { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.calc-price {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
}
.calc-price .lbl {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.calc-price .amt {
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.025em;
  color: var(--text);
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.calc-price .cur { font-size: 18px; color: var(--text-2); }
.calc-price .per { font-size: 14px; color: var(--text-3); font-weight: 400; }

@media (max-width: 800px) {
  .calc { grid-template-columns: 1fr; }
  .calc-controls { border-right: 0; border-bottom: 1px solid var(--border); }
  .calc-toggles { grid-template-columns: 1fr; }
}

/* Quiz */
.quiz {
  max-width: 720px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
}
.quiz-progress {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
}
.quiz-progress > div {
  height: 100%;
  background: var(--accent);
  width: 25%;
  transition: width 0.4s var(--ease);
}
.quiz-step { display: none; }
.quiz-step.active { display: block; animation: quizFade 0.3s var(--ease); }
@keyframes quizFade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.quiz-step h3 {
  font-size: 24px;
  font-weight: 500;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}
.quiz-options { display: flex; flex-direction: column; gap: 10px; }
.quiz-opt {
  padding: 18px 20px;
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 12px;
  font-size: 16px;
  color: var(--text);
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.2s;
}
.quiz-opt:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: translateX(4px);
}
.quiz-opt .arr {
  color: var(--text-3);
  font-family: var(--font-mono);
  transition: color 0.2s, transform 0.2s;
}
.quiz-opt:hover .arr { color: var(--accent); transform: translateX(4px); }

.quiz-result { text-align: center; padding: 24px 0; }
.quiz-result .badge {
  display: inline-block;
  padding: 6px 14px;
  background: var(--accent);
  color: var(--bg);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.quiz-result h3 { font-size: 36px; margin: 16px 0 12px; font-weight: 500; }
.quiz-result p { color: var(--text-2); max-width: 50ch; margin: 0 auto 24px; }

/* Blog list */
.blog-list { display: flex; flex-direction: column; gap: 4px; max-width: 880px; margin: 0 auto; }
.blog-item {
  display: grid;
  grid-template-columns: 140px 1fr 60px;
  gap: 32px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  transition: padding 0.3s var(--ease);
}
.blog-item:hover { padding-left: 12px; padding-right: 12px; background: var(--surface); border-radius: 12px; }
.blog-item:hover .arr { color: var(--accent); transform: translateX(4px); }
.blog-item .date {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.blog-item .date span { font-size: 16px; color: var(--accent); letter-spacing: 0; font-family: var(--font-sans); font-weight: 500; }
.blog-item h3 { font-size: 22px; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 6px; }
.blog-item p { color: var(--text-2); font-size: 14px; margin: 0; }
.blog-item .arr {
  font-size: 24px;
  color: var(--text-3);
  font-family: var(--font-mono);
  transition: color 0.2s, transform 0.2s;
  text-align: right;
}

@media (max-width: 700px) {
  .blog-item { grid-template-columns: 1fr; gap: 8px; }
  .blog-item .arr { display: none; }
}

/* Faq for garanties (override if needed) */