/* =========================================================
   SPARK × TEECOM — case study
   Scoped "scs-" (Spark Case Study) components.
   Built on top of styles.css tokens; adds a soft lavender
   accent used only inside Spark product imagery/frames.
   ========================================================= */

:root {
  --spark-purple: #5B4FE5;
  --spark-purple-soft: #8C82F0;
  --spark-bg: #F4F1FB;
  --spark-line: #E2DCF5;
}

/* ---------- Hero ---------- */
.scs-hero {
  padding: clamp(28px, 4vw, 56px) 0 clamp(48px, 6vw, 88px);
}
.scs-hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
}
@media (max-width: 960px) {
  .scs-hero__grid { grid-template-columns: 1fr; }
}
.scs-hero__visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--spark-bg);
  aspect-ratio: 4 / 3;
}
.scs-hero__visual img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- Section labels (matches research.css rcs-label) ---------- */
.scs-label {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ink);
  margin-bottom: clamp(28px, 4vw, 48px);
}
.scs-label__num { color: var(--muted); }
.scs-label__rule { flex: 1; height: 1px; background: var(--line); }

/* ---------- Methods (research process) ---------- */
.scs-methods {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
}
@media (max-width: 880px) { .scs-methods { grid-template-columns: 1fr; } }
.scs-method {
  background: var(--bg);
  padding: clamp(24px, 2.6vw, 32px);
  display: flex; flex-direction: column; gap: 10px;
}
.scs-method__num {
  font-family: var(--serif); font-size: clamp(32px, 3.4vw, 44px);
  line-height: 1; color: var(--muted-soft);
}
.scs-method__title {
  font-family: var(--serif); font-size: clamp(18px, 1.6vw, 22px);
  letter-spacing: -0.01em; color: var(--ink);
}
.scs-method__desc { font-size: 13.5px; line-height: 1.5; color: var(--muted); }

/* ---------- Insights ---------- */
.scs-insights {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2.4vw, 32px);
}
@media (max-width: 880px) { .scs-insights { grid-template-columns: 1fr; } }
.scs-insight {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(22px, 2.4vw, 28px);
  display: flex; flex-direction: column; gap: 14px;
  transition: transform var(--t-med), border-color var(--t-med);
}
.scs-insight:hover { transform: translateY(-2px); border-color: var(--ink); }
.scs-insight__num {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--ink); color: var(--bg);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 12px; font-weight: 500;
}
.scs-insight__title {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.25; letter-spacing: -0.01em; color: var(--ink);
}
.scs-insight__desc { font-size: 14px; line-height: 1.55; color: var(--ink-soft); }

/* ---------- Problem checklist ---------- */
.scs-checklist { display: grid; gap: 14px; padding: 0; margin: 0; }
.scs-checklist li {
  display: grid; grid-template-columns: 22px 1fr; gap: 14px; align-items: start;
  font-size: 14.5px; line-height: 1.55; color: var(--ink-soft);
}
.scs-checklist svg { width: 22px; height: 22px; color: var(--accent); flex-shrink: 0; margin-top: 1px; }
.scs-checklist b { color: var(--ink); }

/* ---------- Archetypes grid ---------- */
.scs-archetypes {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
}
@media (max-width: 980px) { .scs-archetypes { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px)  { .scs-archetypes { grid-template-columns: 1fr; } }
.scs-archetype {
  background: var(--bg);
  padding: clamp(22px, 2.4vw, 28px);
  display: flex; flex-direction: column; gap: 14px;
  transition: background var(--t-fast);
}
.scs-archetype:hover { background: var(--bg-alt); }
.scs-archetype__icon {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--ink); color: var(--bg);
  display: inline-flex; align-items: center; justify-content: center;
}
.scs-archetype__icon svg { width: 22px; height: 22px; }
.scs-archetype__name {
  font-family: var(--serif); font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.2; letter-spacing: -0.01em; color: var(--ink);
}
.scs-archetype__count {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted);
}

/* ---------- Spotlight (featured archetype deep-dive) ---------- */
.scs-spotlights {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 3vw, 40px);
}
@media (max-width: 880px) { .scs-spotlights { grid-template-columns: 1fr; } }
.scs-spotlight {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 2.8vw, 36px);
  background: var(--bg);
  display: flex; flex-direction: column; gap: 22px;
}
.scs-spotlight__head { display: flex; align-items: center; gap: 16px; }
.scs-spotlight__icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--ink); color: var(--bg); flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
}
.scs-spotlight__icon svg { width: 26px; height: 26px; }
.scs-spotlight__title { font-family: var(--serif); font-size: clamp(22px, 2.2vw, 28px); letter-spacing: -0.01em; color: var(--ink); }
.scs-spotlight__sub { font-size: 13px; color: var(--muted); margin-top: 2px; }
.scs-spotlight__quote {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.45; color: var(--accent-ink);
  border-left: 2px solid var(--accent);
  padding-left: 18px;
}
.scs-traits { display: grid; gap: 12px; }
.scs-trait { display: grid; grid-template-columns: 140px 1fr; gap: 14px; align-items: center; }
.scs-trait__label { font-size: 12.5px; color: var(--muted); }
.scs-trait__bar { height: 4px; border-radius: 999px; background: var(--line); overflow: hidden; }
.scs-trait__bar span { display: block; height: 100%; background: var(--ink); border-radius: 999px; }
.scs-spotlight__row { display: flex; flex-wrap: wrap; gap: 24px; }
.scs-spotlight__col { flex: 1; min-width: 140px; }
.scs-spotlight__label {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 10px;
}
.scs-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.scs-chip {
  padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px;
  font-size: 12px; color: var(--ink-soft); background: var(--bg);
}
.scs-spotlight__goals { display: grid; gap: 6px; padding: 0; margin: 0; }
.scs-spotlight__goals li { font-size: 13.5px; color: var(--ink-soft); padding-left: 16px; position: relative; }
.scs-spotlight__goals li::before { content: "—"; position: absolute; left: 0; color: var(--muted-soft); }

/* ---------- Product screen frames ---------- */
.scs-screens {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2.4vw, 28px);
}
@media (max-width: 980px) { .scs-screens { grid-template-columns: 1fr; } }
.scs-screen { display: flex; flex-direction: column; gap: 14px; }
.scs-screen__frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--spark-line);
  background: var(--spark-bg);
  aspect-ratio: 4 / 3;
}
.scs-screen__frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.scs-screen__title {
  font-family: var(--serif); font-size: 17px; letter-spacing: -0.01em; color: var(--ink);
}
.scs-screen__desc { font-size: 13px; line-height: 1.5; color: var(--muted); }
.scs-screen__group-label {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--spark-purple);
  margin-bottom: 20px;
}
.scs-screen__group-label::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--spark-purple);
}

/* ---------- Quote block ---------- */
.scs-quotes {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 3vw, 48px);
}
@media (max-width: 880px) { .scs-quotes { grid-template-columns: 1fr; } }
.scs-quote {
  display: grid; grid-template-columns: 36px 1fr;
  gap: 16px;
}
.scs-quote__mark {
  font-family: var(--serif); font-size: 56px; line-height: 0.6;
  color: var(--spark-purple-soft); padding-top: 10px;
}
.scs-quote__text {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.45; letter-spacing: -0.005em; color: var(--ink);
}
.scs-quote__attr {
  margin-top: 12px; font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}

/* ---------- Future improvements ---------- */
.scs-future {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: clamp(16px, 2vw, 24px);
}
@media (max-width: 720px) { .scs-future { grid-template-columns: 1fr; } }
.scs-future__item {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 24px; background: var(--bg);
}
.scs-future__title {
  font-family: var(--serif); font-size: 17px; letter-spacing: -0.01em;
  color: var(--ink); margin-bottom: 8px;
}
.scs-future__desc { font-size: 13.5px; line-height: 1.5; color: var(--muted); }