/* COLOURED THEME CONFIGURATIONS - DARK PALETTE */
:root {
  --op-bg: #0b0f19;
  --op-surface: #161f30;
  --op-surface-light: #1e293b;
  --op-accent: #38bdf8;
  --op-accent-hover: #0ea5e9;
  --op-text: #f3f4f6;
  --op-text-muted: #9ca3af;
  --op-gradient: linear-gradient(135deg, #38bdf8 0%, #6366f1 100%);
  --op-font-display: 'Oswald', sans-serif;
  --op-font-body: 'Poppins', sans-serif;
  
  /* Preset Soft Boundaries Style */
  --op-radius: 14px;
  
  /* Preset Raised Shadows Style */
  --op-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.45), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  
  /* Preset Container Max Width */
  --op-max-width: 1140px;
}

/* Global Reset overrides */
body {
  background-color: var(--op-bg);
  color: var(--op-text);
  font-family: var(--op-font-body);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* Typography Case settings (uppercase headings) */
h1, h2, h3, h4, .op-brand-name-lettering {
  font-family: var(--op-font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Shared structural sizing */
.op-holder-max {
  width: 100%;
  max-width: var(--op-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Header styling layout specs */
.op-bar-main {
  background-color: #080c14;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  height: 80px;
  position: relative;
  z-index: 20;
}

.op-brand-join {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.op-logo-symbol {
  width: 2.25rem;
  height: 2.25rem;
}

.op-brand-name-lettering {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--op-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Product Spotlight Stage (Pre-A: Split Sticky Layout) */
.op-goods-spot-stage {
  position: relative;
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
  overflow: hidden;
}

.op-ambient-pattern-enclose {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.op-split-sticky-layout {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  position: relative;
  z-index: 10;
}

@media (min-width: 1024px) {
  .op-split-sticky-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: 4rem;
  }
  
  .op-image-sticky-side {
    width: 40%;
    position: sticky;
    top: 3rem;
    align-self: flex-start;
  }
  
  .op-content-flow-side {
    width: 60%;
  }
}

/* Image visuals */
.op-image-sticky-element {
  display: flex;
  justify-content: center;
}

.op-sticky-image-tag {
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: var(--op-radius);
  box-shadow: var(--op-shadow);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: transform 0.3s ease-in-out;
}

.op-sticky-image-tag:hover {
  transform: scale(1.02);
}

/* Headline details */
.op-lead-head-primary {
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1.1;
  background: var(--op-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .op-lead-head-primary {
    font-size: 3.75rem;
  }
}

.op-sub-caption-secondary {
  font-size: 1.125rem;
  color: var(--op-text-muted);
  font-weight: 400;
  margin-bottom: 2rem;
  text-transform: none;
  font-family: var(--op-font-body);
}

/* Article panel styling */
.op-desc-panel-slab {
  background-color: var(--op-surface);
  border-radius: var(--op-radius);
  padding: 1.75rem;
  box-shadow: var(--op-shadow);
  border: 1px solid rgba(255, 255, 255, 0.03);
  margin-bottom: 2rem;
}

.op-speech-passage-main {
  line-height: 1.8;
  color: #e5e7eb;
  font-size: 1rem;
}

/* Feature Stack Items */
.op-feat-bullet-stack-cluster {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.op-feat-bullet-unit-link {
  display: flex;
  gap: 1.25rem;
}

.op-feat-bullet-symbol-holder {
  flex-shrink: 0;
  width: 3rem;
  height: 3rem;
  background-color: rgba(56, 189, 248, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--op-accent);
}

.custom-symbol-svg {
  width: 1.5rem;
  height: 1.5rem;
}

.custom-feat-head {
  font-size: 1.2rem;
  font-weight: 600;
  color: #f3f4f6;
  margin-bottom: 0.25rem;
  text-transform: none;
  font-family: var(--op-font-body);
}

.custom-feat-desc {
  color: var(--op-text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Guarantee Badge element stylings */
.op-shield-guarantee-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background-color: rgba(56, 189, 248, 0.04);
  border: 1px solid rgba(56, 189, 248, 0.15);
  border-radius: var(--op-radius);
  padding: 1.25rem;
  margin-bottom: 2.5rem;
}

.op-guarantee-symbol-ring {
  color: var(--op-accent);
  flex-shrink: 0;
}

.custom-guarantee-svg {
  width: 2.25rem;
  height: 2.25rem;
}

.op-guarantee-head {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--op-text);
  margin-bottom: 0.15rem;
  text-transform: none;
  font-family: var(--op-font-body);
}

.op-guarantee-subhead {
  font-size: 0.875rem;
  color: var(--op-text-muted);
}

/* Action Trigger module strip style specifications */
.op-price-and-lever-zone {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  background-color: var(--op-surface-light);
  padding: 1.5rem;
  border-radius: var(--op-radius);
  box-shadow: var(--op-shadow);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

@media (min-width: 640px) {
  .op-price-and-lever-zone {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* Price DISPLAY: BADGE */
.op-price-display-shell {
  background: var(--op-gradient);
  color: #0b0f19;
  padding: 0.75rem 1.75rem;
  border-radius: var(--op-radius);
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(56, 189, 248, 0.25);
}

.op-price-tagline {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  opacity: 0.85;
}

.op-price-value {
  font-family: var(--op-font-display);
  font-size: 1.85rem;
  font-weight: 700;
}

/* CTA Lever link */
.op-lever-action-trigger {
  background-color: var(--op-accent);
  color: #0b0f19;
  padding: 1.15rem 2.25rem;
  border-radius: var(--op-radius);
  font-family: var(--op-font-display);
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  box-shadow: 0 8px 20px -4px rgba(56, 189, 248, 0.5);
  transition: all 0.3s ease;
  text-decoration: none;
}

.op-lever-action-trigger:hover {
  background-color: var(--op-accent-hover);
  box-shadow: 0 12px 24px -3px rgba(14, 165, 233, 0.6);
  transform: translateY(-2px);
}

.op-lever-arrow-symbol {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform 0.2s ease;
}

.op-lever-action-trigger:hover .op-lever-arrow-symbol {
  transform: translateX(4px);
}

/* Main Features list sequence */
.op-strength-strip-stage {
  background-color: rgba(22, 31, 48, 0.5);
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.op-stage-head-centered {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 3.5rem;
  color: var(--op-text);
  background: var(--op-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.op-strength-rows-stack {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.op-strength-unit-item {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background-color: var(--op-surface);
  border-radius: var(--op-radius);
  padding: 2rem;
  box-shadow: var(--op-shadow);
  border: 1px solid rgba(255, 255, 255, 0.03);
  transition: transform 0.3s ease;
}

@media (min-width: 768px) {
  .op-strength-unit-item {
    flex-direction: row;
    align-items: center;
    gap: 2rem;
  }
}

.op-strength-unit-item:hover {
  transform: translateY(-3px);
  border-color: rgba(56, 189, 248, 0.2);
}

.op-strength-symbol-circle {
  width: 4rem;
  height: 4rem;
  background-color: rgba(56, 189, 248, 0.08);
  color: var(--op-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.op-strength-svg {
  width: 2rem;
  height: 2rem;
}

.op-strength-text-content {
  flex-grow: 1;
}

.op-strength-item-head {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--op-text);
  margin-bottom: 0.5rem;
  text-transform: none;
  font-family: var(--op-font-body);
}

.op-strength-item-desc {
  color: var(--op-text-muted);
  line-height: 1.65;
}

/* User feedback mesh styling configuration */
.op-user-feedback-mesh-stage {
  background-color: var(--op-bg);
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.op-feedback-mesh-holder {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .op-feedback-mesh-holder {
    grid-template-columns: repeat(2, 1fr);
  }
}

.op-feedback-tile-item {
  background-color: var(--op-surface);
  border-top: 4px solid var(--op-accent);
  border-radius: var(--op-radius);
  padding: 2rem;
  box-shadow: var(--op-shadow);
  border-left: 1px solid rgba(255, 255, 255, 0.03);
  border-right: 1px solid rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  transition: transform 0.3s ease-in-out;
}

.op-feedback-tile-item:hover {
  transform: translateY(-4px);
}

.op-feedback-slab-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.op-feedback-avatar-ring {
  width: 3rem;
  height: 3rem;
  background-color: var(--op-surface-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--op-font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--op-accent);
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.op-feedback-user-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--op-text);
  text-transform: none;
  font-family: var(--op-font-body);
}

.op-feedback-stars {
  color: #fbbf24;
  font-size: 0.9rem;
  margin-top: 0.15rem;
}

.op-feedback-comment {
  color: var(--op-text-muted);
  font-style: italic;
  line-height: 1.65;
}

/* Footer layout wrappers */
.op-footer-enclose-main {
  background-color: #080c14;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
  position: relative;
  z-index: 20;
}

.op-footer-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .op-footer-layout {
    flex-direction: row;
    justify-content: space-between;
  }
}

.op-footer-links-directory {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 640px) {
  .op-footer-links-directory {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2.5rem;
  }
}

.op-footer-anchor {
  color: var(--op-text-muted);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.2s ease;
}

.op-footer-anchor:hover {
  color: var(--op-accent);
}

.op-footer-copy {
  text-align: center;
  color: rgba(255, 255, 255, 0.15);
  font-size: 0.8rem;
  margin-top: 2.5rem;
}