/* =============================================================
   PLATFORM PAGE v2 — Restructured 3-section layout
   Manifesto → What BTS does → Audience hub
   ============================================================= */

/* ─── Shared container ─────────────────────────────────────── */
.platform-container {
  width: min(calc(100% - 64px), 1200px);
  margin-inline: auto;
}

.platform-section {
  padding-top: 90px;
  padding-bottom: 90px;
}

.platform-divider {
  margin: 0;
}

/* ─── HERO ──────────────────────────────────────────────────── */
.pf-hero {
  padding-top: 130px;
  padding-bottom: 80px;
}

.pf-hero__kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue, #0c83df);
  margin: 0 0 16px;
}

.pf-hero__title {
  font-size: clamp(32px, 4.5vw, 56px);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 20px;
  max-width: 820px;
  color: var(--text, #ecf3f9);
}

.pf-hero__lead {
  font-size: 19px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 600px;
  margin: 0 0 36px;
}

.pf-hero__cta-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.pf-hero__cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(180deg, #23a0ff, #1178cb);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  padding: 13px 28px;
  border-radius: 6px;
  text-decoration: none;
  transition: opacity 0.15s;
}

.pf-hero__cta-primary:hover { opacity: 0.88; }

.pf-hero__cta-secondary {
  display: inline-flex;
  align-items: center;
  font-size: 15px;
  font-weight: 600;
  color: var(--blue, #0c83df);
  text-decoration: none;
  border: 1px solid rgba(12, 127, 218, 0.4);
  padding: 12px 24px;
  border-radius: 6px;
  transition: border-color 0.15s, background 0.15s;
}

.pf-hero__cta-secondary:hover {
  background: rgba(12, 127, 218, 0.08);
  border-color: rgba(12, 127, 218, 0.7);
}

/* ─── SECTION 1: MANIFESTO ──────────────────────────────────── */
.pf-manifesto__header {
  margin-bottom: 60px;
}

.pf-manifesto__kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue, #0c83df);
  margin: 0 0 14px;
}

.pf-manifesto__title {
  font-size: clamp(26px, 3.5vw, 42px);
  font-weight: 700;
  line-height: 1.2;
  max-width: 760px;
  margin: 0;
  color: var(--text, #ecf3f9);
}

.pf-manifesto__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.pf-manifesto__body {
  font-size: 16px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0 0 18px;
}

.pf-manifesto__statement {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text, #ecf3f9);
  margin: 24px 0;
  padding-left: 18px;
  border-left: 3px solid var(--blue, #0c83df);
}

.pf-manifesto__emphasis {
  font-size: 16px;
  font-style: italic;
  color: var(--blue, #0c83df);
  margin: 0;
}

/* Formula pillars */
.pf-manifesto__pillars {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.pf-pillar {
  background: rgba(17, 39, 71, 0.56);
  border: 1px solid rgba(12, 127, 218, 0.22);
  border-radius: 10px;
  padding: 24px 26px;
}

.pf-pillar--result {
  background: rgba(12, 83, 178, 0.18);
  border-color: rgba(12, 127, 218, 0.5);
}

.pf-pillar--connector {
  background: transparent;
  border: none;
  padding: 10px 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pf-pillar--connector span {
  font-size: 28px;
  font-weight: 700;
  color: var(--blue, #0c83df);
  opacity: 0.7;
}

.pf-pillar__icon {
  margin-bottom: 10px;
}

.pf-pillar__icon img {
  width: 32px;
  height: 32px;
  opacity: 0.85;
}

.pf-pillar h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--text, #ecf3f9);
}

.pf-pillar p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
  margin: 0;
}

/* ─── SECTION 2: WHAT BTS DOES ──────────────────────────────── */
.pf-what__header {
  margin-bottom: 52px;
  max-width: 760px;
}

.pf-what__kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue, #0c83df);
  margin: 0 0 14px;
}

.pf-what__title {
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 16px;
  color: var(--text, #ecf3f9);
}

.pf-what__lead {
  font-size: 18px;
  line-height: 1.65;
  color: var(--muted);
  margin: 0;
}

.pf-what__blocks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.pf-what__block {
  background: rgba(17, 39, 71, 0.56);
  border: 1px solid rgba(12, 127, 218, 0.2);
  border-radius: 10px;
  padding: 28px 28px 30px;
  transition: border-color 0.2s;
}

.pf-what__block:hover {
  border-color: rgba(12, 127, 218, 0.5);
}

.pf-what__block-icon {
  margin-bottom: 14px;
  width: 44px;
  height: 44px;
  background: rgba(12, 127, 218, 0.1);
  border-radius: 8px;
  display: grid;
  place-items: center;
}

.pf-what__block-icon img {
  width: 24px;
  height: 24px;
  opacity: 0.85;
}

.pf-what__block h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 10px;
  color: var(--text, #ecf3f9);
}

.pf-what__block p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
  margin: 0;
}

.pf-what__distinction {
  margin-top: 48px;
  padding: 28px 32px;
  background: rgba(12, 127, 218, 0.06);
  border: 1px solid rgba(12, 127, 218, 0.2);
  border-radius: 8px;
  text-align: center;
}

.pf-what__distinction p {
  font-size: 17px;
  line-height: 1.5;
  color: var(--muted);
  margin: 0 0 6px;
}

.pf-what__distinction p:last-child { margin: 0; }

.pf-what__distinction-strong {
  font-weight: 700 !important;
  font-size: 19px !important;
  color: var(--text, #ecf3f9) !important;
}

/* ─── SECTION 3: AUDIENCE HUB ───────────────────────────────── */
.pf-audience {
  background: rgba(7, 18, 38, 0.4);
}

.pf-audience__header {
  text-align: center;
  margin-bottom: 56px;
}

.pf-audience__kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue, #0c83df);
  margin: 0 0 14px;
}

.pf-audience__title {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 16px;
  color: var(--text, #ecf3f9);
}

.pf-audience__lead {
  font-size: 18px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto;
}

.pf-audience__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.pf-audience-card {
  background: rgba(17, 39, 71, 0.72);
  border: 1px solid rgba(12, 127, 218, 0.25);
  border-radius: 12px;
  padding: 36px 30px 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: border-color 0.2s, transform 0.2s;
}

.pf-audience-card:hover {
  border-color: rgba(12, 127, 218, 0.6);
  transform: translateY(-3px);
}

/* Colour accent per card */
.pf-audience-card--advertisers { border-top: 3px solid #0070C0; }
.pf-audience-card--agencies    { border-top: 3px solid #70AD47; }
.pf-audience-card--adsales     { border-top: 3px solid #C00000; }

.pf-audience-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(12, 127, 218, 0.1);
  border-radius: 10px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
}

.pf-audience-card__icon img {
  width: 28px;
  height: 28px;
  opacity: 0.9;
}

.pf-audience-card__title {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--text, #ecf3f9);
}

.pf-audience-card__tagline {
  font-size: 15px;
  font-style: italic;
  color: var(--blue, #0c83df);
  margin: 0 0 24px;
  font-weight: 600;
}

.pf-audience-card__points {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.pf-audience-card__points li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--muted);
}

.pf-audience-card__points .platform-check {
  flex-shrink: 0;
  margin-top: 1px;
}

.pf-audience-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 700;
  color: var(--blue, #0c83df);
  text-decoration: none;
  padding: 10px 0;
  border-top: 1px solid rgba(12, 127, 218, 0.2);
  margin-top: auto;
  transition: gap 0.15s, color 0.15s;
}

.pf-audience-card__cta:hover {
  color: #23a0ff;
  gap: 11px;
}

/* ─── USE CASES ─────────────────────────────────────────────── */
.pf-usecases__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.pf-usecases__kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue, #0c83df);
  margin: 0 0 14px;
}

.pf-usecases__title {
  font-size: clamp(22px, 2.8vw, 34px);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 18px;
  color: var(--text, #ecf3f9);
}

.pf-usecases__body {
  font-size: 16px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0 0 24px;
}

.pf-usecases__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 15px;
  font-weight: 700;
  color: var(--blue, #0c83df);
  text-decoration: none;
  transition: gap 0.15s;
}

.pf-usecases__link:hover { gap: 11px; }

.pf-usecases__figure {
  border-radius: 10px;
  overflow: hidden;
  margin: 0;
}

.pf-usecases__figure img {
  width: 100%;
  height: auto;
  display: block;
}

/* ─── PAGE CTA ──────────────────────────────────────────────── */
.pf-page-cta__card {
  text-align: center;
  padding: 60px 40px;
  background: linear-gradient(135deg, rgba(12, 83, 178, 0.24) 0%, rgba(7, 30, 65, 0.6) 100%);
  border: 1px solid rgba(12, 127, 218, 0.4);
  border-radius: 14px;
  max-width: 720px;
  margin: 0 auto;
}

.pf-page-cta__title {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 16px;
  color: var(--text, #ecf3f9);
}

.pf-page-cta__body {
  font-size: 16px;
  line-height: 1.65;
  color: var(--muted);
  margin: 0 0 32px;
}

.pf-page-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(180deg, #23a0ff, #1178cb);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 14px 36px;
  border-radius: 6px;
  text-decoration: none;
  transition: opacity 0.15s;
}

.pf-page-cta__btn:hover { opacity: 0.88; }

/* ─── Responsive ────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .pf-manifesto__grid,
  .pf-usecases__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .pf-manifesto__pillars {
    flex-direction: row;
    align-items: center;
  }

  .pf-pillar--connector {
    padding: 0 8px;
  }
}

@media (max-width: 900px) {
  .pf-audience__cards {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: 0 auto;
  }

  .pf-what__blocks {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .pf-manifesto__pillars {
    flex-direction: column;
  }

  .pf-pillar--connector {
    padding: 8px 0;
  }

  .pf-page-cta__card {
    padding: 40px 24px;
  }

  .pf-hero__cta-row {
    flex-direction: column;
    align-items: flex-start;
  }
}