/* ── Online Panel Research — Design System ─────────────────
   Modern gradient design inspired by Primary Intelligence
   Color scheme: Teal-Green with Blue accents
──────────────────────────────────────────────────────── */

:root {
  --bg-main: #020e0d;
  --bg-elevated: #041614;
  --bg-light: #f2f8f7;
  --ink: #0a1a18;
  --text-main: #eef7f5;
  --text-muted: #9ac5bd;
  --accent: #2dd4bf;
  --accent-soft: #5eead4;
  --accent-dim: rgba(45, 212, 191, 0.22);
  --line: rgba(255, 255, 255, 0.1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

body {
    color: var(--text-main);
}

.bgMain-opr {
    background: var(--bg-main);
}

h1, h2, h3, h4 {
  font-family: "Sora", "Segoe UI", sans-serif;
  letter-spacing: -0.01em;
}

/* ── INTRO SECTION ─────────────────────────────────────── */
.section-dark-opr {
  background:
    radial-gradient(circle at 75% 25%, rgba(45, 212, 191, 0.15), transparent 40%),
    radial-gradient(circle at 25% 75%, rgba(20, 140, 120, 0.12), transparent 35%),
    #020e0d;
  padding: 5rem 0;
}

.section-light-opr { 
  background: var(--bg-light); 
  color: var(--ink);
  padding: 5rem 0;
}

.intro-card-opr {
    background: rgba(4, 22, 20, 0.7);
    border: 1px solid rgba(45, 212, 191, 0.25);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

    .intro-card-opr::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(45, 212, 191, 0.08), transparent);
        transition: left 0.6s ease;
    }

    .intro-card-opr:hover::before {
        left: 100%;
    }

    .intro-card-opr:hover {
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2), 0 4px 6px rgba(0, 0, 0, 0.1);
        transform: translateY(-3px);
    }

.intro-icon-badge-opr {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #2dd4bf, #5eead4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 8px 20px rgba(45, 212, 191, 0.3);
    transition: all 0.3s ease;
    color: white;
}

.intro-card-opr:hover .intro-icon-badge-opr {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 28px rgba(45, 212, 191, 0.4);
}

/* ── SERVICES IMAGE CONTAINER ───────────────────────────── */
.services-image-container-opr {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1.5px solid rgba(45, 212, 191, 0.3);
    height: 100%;
    min-height: 400px;
}

    .services-image-container-opr img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }

    .services-image-container-opr:hover img {
        transform: scale(1.08);
    }

.image-overlay-badge-opr {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    background: rgba(4, 22, 20, 0.85);
    border: 1px solid rgba(45, 212, 191, 0.4);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

    .image-overlay-badge-opr i {
        font-size: 1.5rem;
        color: var(--accent-soft);
    }

    .image-overlay-badge-opr span {
        font-weight: 700;
        font-size: 1.05rem;
        color: var(--text-main);
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }

/* ── SERVICES LIST ──────────────────────────────────────── */
.services-list-opr {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.service-item-opr {
    background: rgba(4, 22, 20, 0.6);
    border: 1px solid rgba(45, 212, 191, 0.2);
    border-left: 3px solid var(--accent);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: start;
    gap: 1.25rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

    .service-item-opr::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(45, 212, 191, 0.08), transparent);
        transition: left 0.6s ease;
    }

    .service-item-opr:hover::before {
        left: 100%;
    }

    .service-item-opr:hover {
        transform: translateX(8px);
        border-left-color: var(--accent-soft);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }

.service-icon-opr {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #2dd4bf, #5eead4);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 4px 12px rgba(45, 212, 191, 0.3);
    transition: transform 0.3s ease;
}

.service-item-opr:hover .service-icon-opr {
    transform: scale(1.1) rotate(5deg);
}

.service-content-opr h5 {
    color: var(--accent-soft);
    font-weight: 700;
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.service-content-opr p {
    color: var(--text-muted);
    line-height: 1.7;
    margin: 0;
}

/* ── STATS BAR ──────────────────────────────────────────── */
.stats-bar-opr {
  background: linear-gradient(90deg, #031412 0%, #041a17 50%, #031412 100%);
  border-top: 1px solid rgba(45, 212, 191, 0.2);
  border-bottom: 1px solid rgba(45, 212, 191, 0.2);
  padding: 2.5rem 0;
}

.stats-strip-opr {
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  flex-wrap: wrap;
  gap: 2rem;
}

.stat-item-opr {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
  padding: 0 1rem;
}

.stat-num-opr {
  font-family: "Sora", sans-serif;
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  font-weight: 800;
  background: linear-gradient(120deg, #5eead4, #ccfbf1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label-opr {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  max-width: 180px;
}

.stat-divider-opr {
  width: 1px;
  height: 3.5rem;
  background: rgba(45, 212, 191, 0.25);
  flex-shrink: 0;
}

/* ── EYEBROW ─────────────────────────────────────────────── */
.eyebrow-opr {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
  color: var(--accent-soft);
  font-weight: 700;
}

/* ── BUTTONS ────────────────────────────────────────────── */
.btn-glow-opr {
  background: linear-gradient(135deg, #2dd4bf, #5eead4);
  border: 0;
  color: #0a1a18;
  font-weight: 700;
  padding: 0.875rem 2rem;
  border-radius: 50px;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 8px 20px rgba(45, 212, 191, 0.35);
  transition: all 0.3s ease;
}

.btn-glow-opr:hover {
  background: linear-gradient(135deg, #5eead4, #99f6e4);
  color: #0a1a18;
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(45, 212, 191, 0.45);
}

/* ── POINTER GRID (Methodology) ─────────────────────────── */
.pointer-grid-opr {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  position: relative;
}

.pointer-card-opr {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.68rem 0.8rem;
  border-radius: 12px;
  border: 1px solid rgba(45, 212, 191, 0.32);
  background: linear-gradient(145deg, rgba(45, 212, 191, 0.12), rgba(45, 212, 191, 0.03));
  box-shadow: 0 10px 20px rgba(10, 30, 26, 0.08);
  min-height: 56px;
  transition: transform 180ms ease, border-color 200ms ease, box-shadow 220ms ease;
}

.pointer-card-opr:hover {
  transform: translateY(-2px);
  border-color: rgba(45, 212, 191, 0.55);
  box-shadow: 0 14px 24px rgba(10, 30, 26, 0.13);
}

.pointer-id-opr {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: "Sora", "Segoe UI", sans-serif;
  font-size: 0.72rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, #5eead4, #2dd4bf);
  box-shadow: 0 0 0 4px rgba(45, 212, 191, 0.14);
}

.pointer-card-opr p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.35;
  color: var(--text-main);
  font-weight: 600;
}

/* ── SPLIT IMAGE ─────────────────────────────────────────── */
.split-image-opr {
  width: 100%;
  border-radius: 16px;
  object-fit: cover;
  min-height: 330px;
  box-shadow: 0 24px 42px rgba(2, 14, 13, 0.3);
  border: 1px solid rgba(45, 212, 191, 0.2);
}

/* ── SUCCESS STORY / BIOMARKER CARDS ────────────────────── */
.story-lead-opr {
  color: #4a6a65;
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 70ch;
  margin: 0 auto;
}

.biomarker-card-opr {
  background: linear-gradient(135deg, #ffffff 0%, #f0fdf9 100%);
  border: 1px solid rgba(45, 212, 191, 0.2);
  border-radius: 16px;
  padding: 1.75rem 1.4rem;
  position: relative;
  overflow: hidden;
  transition: transform 240ms ease, box-shadow 260ms ease;
  text-align: center;
  height: 100%;
}

.biomarker-card-opr::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: radial-gradient(circle at 30% 20%, rgba(45, 212, 191, 0.1), transparent 60%);
  pointer-events: none;
}

.biomarker-card-opr:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.15), 0 0 20px rgba(45, 212, 191, 0.2);
}

.biomarker-card-opr h3 {
  font-family: "Sora", sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  line-height: 1;
  margin: 0 0 0.5rem;
  background: linear-gradient(120deg, #2dd4bf, #99f6e4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.biomarker-card-opr p {
  font-size: 0.88rem;
  color: #4a6a65;
  margin: 0;
  line-height: 1.5;
}

/* ── CTA SECTION ────────────────────────────────────────── */
.section-cta-opr {
  background:
    radial-gradient(circle at 50% 50%, rgba(45, 212, 191, 0.18), transparent 50%),
    #020e0d;
  padding: 5rem 0;
}

.cta-panel-opr {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: 3rem 2rem;
  background: rgba(4, 22, 20, 0.6);
  border: 1.5px solid rgba(45, 212, 191, 0.3);
  border-radius: 24px;
  backdrop-filter: blur(10px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.cta-panel-opr h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  color: var(--text-main);
  margin-bottom: 1rem;
}

.cta-panel-opr p {
  color: #8ac5bd;
  font-size: 1.1rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}

/* ── FAQ SECTION ────────────────────────────────────────── */
.section-faq-opr {
  background:
    radial-gradient(circle at 75% 25%, rgba(45, 212, 191, 0.12), transparent 40%),
    #020e0d;
  padding: 5rem 0;
}

.faq-intro-opr {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 52ch;
  margin: 0 auto;
}

.faq-item-opr {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.faq-item-opr:first-child { 
  border-top: 1px solid rgba(255, 255, 255, 0.08); 
}

.faq-btn-opr {
  background: transparent;
  color: #cce8e0;
  font-family: "Manrope", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  padding: 1.25rem 0.25rem;
  box-shadow: none !important;
  transition: color 200ms ease;
  border: none;
}

.faq-btn-opr:not(.collapsed) {
  color: var(--accent-soft);
  background: transparent;
}

.faq-btn-opr:hover { 
  color: #fff; 
}

.faq-btn-opr::after { 
  filter: invert(1) brightness(1.4); 
  flex-shrink: 0; 
}

.faq-body-opr {
  color: #7ac5b5;
  font-size: 0.97rem;
  line-height: 1.75;
  padding: 0 0.25rem 1.25rem;
}

/* ── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 991px) {
  .section-dark-opr,
  .section-light-opr,
  .section-cta-opr { 
    padding: 3.5rem 0; 
  }
  
  .stat-divider-opr { display: none; }
  .stats-strip-opr { gap: 1.5rem; }
}

@media (max-width: 767px) {
  .pointer-grid-opr { 
    grid-template-columns: 1fr; 
  }
  
  .pointer-card-opr { 
    min-height: 54px; 
    padding: 0.62rem 0.72rem; 
  }
  
  .pointer-card-opr p { 
    font-size: 0.86rem; 
  }
  
  .faq-btn-opr { 
    font-size: 0.95rem; 
  }
  
  .biomarker-card-opr { 
    padding: 1.3rem 1.1rem; 
  }

  .services-image-container-opr img {
    min-height: 250px;
  }
}

@media (max-width: 575px) {
  .service-icon-opr {
    width: 45px;
    height: 45px;
    font-size: 1.3rem;
  }
  
  .intro-icon-badge-opr {
    width: 70px;
    height: 70px;
  }
  
  .intro-icon-badge-opr i {
    font-size: 2rem !important;
  }
}

/* ── ANIMATIONS ─────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .services-image-container-opr img,
  .service-item-opr::before,
  .intro-card-opr::before { 
    animation: none; 
  }
}

/* ── FEATURE CARDS (3-column grid) ──────────────────────── */
.feature-card-opr {
  background: rgba(4, 22, 20, 0.6);
  border: 1px solid rgba(45, 212, 191, 0.2);
  border-radius: 16px;
  transition: all 0.3s ease;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.feature-card-opr::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(45, 212, 191, 0.08), transparent);
  transition: left 0.6s ease;
}

.feature-card-opr:hover::before {
  left: 100%;
}

.feature-card-opr:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
  border-color: rgba(45, 212, 191, 0.4);
}

.feature-icon-opr {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #2dd4bf, #5eead4);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: white;
  box-shadow: 0 4px 12px rgba(45, 212, 191, 0.3);
  transition: transform 0.3s ease;
}

.feature-card-opr:hover .feature-icon-opr {
  transform: scale(1.1) rotate(5deg);
}

.feature-card-opr h5 {
  color: var(--accent-soft);
  font-weight: 700;
  font-size: 1.15rem;
}

.feature-card-opr p {
  color: var(--text-muted);
  line-height: 1.7;
}

/* ── METRIC CARDS (2x2 grid) ────────────────────────────── */
.metric-card-opr {
  background: linear-gradient(135deg, #ffffff 0%, #f0fdf9 100%);
  border: 1px solid rgba(45, 212, 191, 0.25);
  border-radius: 16px;
  transition: all 0.3s ease;
  height: 100%;
  border-left: 4px solid var(--accent);
}

.metric-card-opr:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
  border-left-color: var(--accent-soft);
}

.metric-icon-opr {
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, #0a413a, #5eead4);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 4px 12px rgba(45, 212, 191, 0.3);
}

.metric-number-opr {
    font-family: "Sora", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #179182;
    margin-bottom: 0.75rem;
}

.metric-card-opr p {
  color: #4a6a65;
  line-height: 1.7;
}

/* ── PROFILING CARDS ────────────────────────────────────── */
.profiling-card-opr {
  background: rgba(4, 22, 20, 0.6);
  border: 1px solid rgba(45, 212, 191, 0.2);
  border-radius: 16px;
  transition: all 0.3s ease;
  height: 100%;
}

.profiling-card-opr:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
  border-color: rgba(45, 212, 191, 0.4);
}

.profiling-image-wrapper {
  background: #ffffff;
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.profiling-image-wrapper img {
  display: block;
  max-width: 100%;
  height: auto;
}

.profiling-content h5 {
  font-weight: 700;
  font-size: 1.2rem;
}