/* ==========================================================================
   Intechno Software - Promotional SMS Marketing Services Dedicated Styles
   Design Standard: Enterprise-grade IT Services (Navy #0D2D5B & Cyan #00B6DE)
   ========================================================================== */

:root {
  --promo-navy: #0D2D5B;
  --promo-navy-dark: #071E3D;
  --promo-navy-light: #16407B;
  --promo-cyan: #00B6DE;
  --promo-cyan-light: #E6F8FC;
  --promo-cyan-glow: rgba(0, 182, 222, 0.25);
  --promo-green: #10B981;
  --promo-green-light: #DCFCE7;
  --promo-amber: #F59E0B;
  --promo-amber-light: #FEF3C7;
  --promo-purple: #8B5CF6;
  --promo-text-main: #0F172A;
  --promo-text-body: #475569;
  --promo-text-muted: #64748B;
  --promo-bg-light: #F8FAFC;
  --promo-bg-alt: #F1F5F9;
  --promo-white: #FFFFFF;
  --promo-border: #E2E8F0;
  --promo-border-hover: #CBD5E1;
  --promo-card-radius: 18px;
  --promo-transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --promo-shadow-sm: 0 4px 14px rgba(13, 45, 91, 0.05);
  --promo-shadow-md: 0 10px 28px rgba(13, 45, 91, 0.08);
  --promo-shadow-lg: 0 20px 45px rgba(13, 45, 91, 0.12);
  --promo-shadow-hover: 0 16px 36px rgba(13, 45, 91, 0.14);
}

.promo-page {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--promo-text-main);
  background-color: #FFFFFF;
  overflow-x: hidden;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.promo-hero-section {
  padding: 80px 0 60px;
  background: radial-gradient(circle at 80% 20%, #F0F9FF 0%, #FFFFFF 65%);
  overflow: hidden;
}

.promo-hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(13, 45, 91, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(13, 45, 91, 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0) 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0) 80%);
  pointer-events: none;
}

.promo-hero-glow {
  position: absolute;
  top: -120px;
  right: -100px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(0, 182, 222, 0.16) 0%, rgba(255, 255, 255, 0) 70%);
  border-radius: 50%;
  filter: blur(50px);
  pointer-events: none;
}

.promo-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 182, 222, 0.08);
  color: var(--promo-navy);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
  border: 1px solid rgba(0, 182, 222, 0.25);
}

.promo-eyebrow i {
  color: var(--promo-cyan);
}

.promo-hero-title {
  font-size: clamp(2.1rem, 3.8vw, 3.2rem);
  font-weight: 900;
  color: var(--promo-navy);
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: 22px;
}

.promo-hero-title span {
  background: linear-gradient(135deg, var(--promo-cyan) 0%, #0284C7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.promo-hero-desc {
  font-size: 1.125rem;
  color: var(--promo-text-body);
  line-height: 1.75;
  margin-bottom: 32px;
  max-width: 580px;
}

.promo-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 36px;
}

.promo-hero-trust-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid rgba(13, 45, 91, 0.08);
}

.promo-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--promo-navy);
}

.promo-trust-item i {
  color: var(--promo-cyan);
  font-size: 1rem;
}

/* Hero Media Box & Floating Badges */
.promo-hero-visual-card {
  position: relative;
  border-radius: 24px;
  overflow: visible;
}

.promo-hero-img-wrap {
  position: relative;
  background: #FFFFFF;
  border-radius: 24px;
  padding: 12px;
  border: 1px solid rgba(13, 45, 91, 0.1);
  box-shadow: var(--promo-shadow-lg);
  overflow: hidden;
}

.promo-hero-img-wrap img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  display: block;
}

.promo-float-badge {
  position: absolute;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(13, 45, 91, 0.09);
  padding: 12px 18px;
  border-radius: 16px;
  box-shadow: 0 14px 30px rgba(13, 45, 91, 0.14);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 5;
  transition: transform 0.3s ease;
}

.promo-float-badge--top {
  top: -15px;
  right: -15px;
}

.promo-float-badge--bottom {
  bottom: -20px;
  left: -15px;
}

.promo-float-badge:hover {
  transform: translateY(-4px);
}

.promo-float-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.promo-float-icon--cyan {
  background: rgba(0, 182, 222, 0.12);
  color: var(--promo-cyan);
}

.promo-float-icon--green {
  background: rgba(16, 185, 129, 0.12);
  color: var(--promo-green);
}

.promo-float-title {
  font-size: 0.9375rem;
  font-weight: 800;
  color: var(--promo-navy);
  line-height: 1.25;
}

.promo-float-sub {
  font-size: 0.775rem;
  color: var(--promo-text-muted);
  font-weight: 600;
}

.promo-pulse-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background-color: var(--promo-green);
  border-radius: 50%;
  margin-right: 4px;
  animation: promoPulse 2s infinite;
}

@keyframes promoPulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 7px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* ==========================================================================
   Metrics Counter Banner Strip
   ========================================================================== */
.promo-metrics-strip {
  background: linear-gradient(135deg, var(--promo-navy) 0%, var(--promo-navy-dark) 100%);
  color: #FFFFFF;
  padding: 40px 0;
  position: relative;
  overflow: hidden;
}

.promo-metrics-strip::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20%;
  width: 300px;
  height: 100%;
  background: radial-gradient(circle, rgba(0, 182, 222, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.promo-metric-item {
  text-align: center;
  padding: 10px 15px;
}

.promo-metric-number {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 900;
  color: var(--promo-cyan);
  line-height: 1.1;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.promo-metric-label {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.promo-metric-desc {
  font-size: 0.8125rem;
  color: #94A3B8;
  margin: 0;
}

/* ==========================================================================
   Advantages & Key Capabilities Cards
   ========================================================================== */
.promo-benefit-card {
  background: #FFFFFF;
  border: 1px solid var(--promo-border);
  border-radius: var(--promo-card-radius);
  padding: 32px 24px;
  height: 100%;
  box-shadow: var(--promo-shadow-sm);
  transition: var(--promo-transition);
  position: relative;
  overflow: hidden;
}

.promo-benefit-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--promo-navy) 0%, var(--promo-cyan) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.promo-benefit-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 182, 222, 0.4);
  box-shadow: var(--promo-shadow-hover);
}

.promo-benefit-card:hover::before {
  opacity: 1;
}

.promo-benefit-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(0, 182, 222, 0.1);
  color: var(--promo-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  transition: var(--promo-transition);
}

.promo-benefit-card:hover .promo-benefit-icon {
  background: var(--promo-cyan);
  color: #FFFFFF;
  transform: scale(1.08);
}

.promo-benefit-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--promo-navy);
  margin-bottom: 12px;
}

.promo-benefit-desc {
  font-size: 0.9375rem;
  color: var(--promo-text-body);
  line-height: 1.65;
  margin: 0;
}

/* ==========================================================================
   Pricing Packages Section
   ========================================================================== */
.promo-pricing-section {
  background-color: var(--promo-bg-light);
  padding: 80px 0;
}

.promo-price-card {
  background: #FFFFFF;
  border: 1px solid var(--promo-border);
  border-radius: 20px;
  padding: 36px 26px;
  height: 100%;
  display: flex;
  flex-direction: column;
  box-shadow: var(--promo-shadow-sm);
  transition: var(--promo-transition);
  position: relative;
}

.promo-price-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--promo-shadow-hover);
  border-color: rgba(0, 182, 222, 0.4);
}

.promo-price-card-popular-wrap {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.promo-popular-badge {
  background: linear-gradient(135deg, var(--promo-cyan) 0%, #0A3D91 100%);
  color: #FFFFFF;
  font-size: 0.775rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-align: center;
  padding: 6px 16px;
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
  box-shadow: 0 4px 10px rgba(0, 182, 222, 0.2);
}

.promo-price-card--popular {
  border: 2px solid var(--promo-cyan);
  border-top-left-radius: 0;
  border-top-right-radius: 0;
  background: #FFFFFF;
}

.promo-plan-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--promo-navy);
  margin-bottom: 14px;
}

.promo-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 6px;
}

.promo-currency {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--promo-navy);
}

.promo-amount {
  font-size: 2.35rem;
  font-weight: 900;
  color: var(--promo-navy);
  line-height: 1;
}

.promo-volume {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--promo-text-muted);
}

.promo-rate-pill {
  display: inline-block;
  background: rgba(0, 182, 222, 0.1);
  color: #0369A1;
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.promo-features-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  flex-grow: 1;
}

.promo-features-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.925rem;
  color: var(--promo-text-body);
  margin-bottom: 12px;
  line-height: 1.5;
}

.promo-features-list li i {
  color: var(--promo-green);
  font-size: 0.95rem;
  margin-top: 3px;
  flex-shrink: 0;
}

.promo-features-list li.dimmed {
  color: #94A3B8;
}

.promo-features-list li.dimmed i {
  color: #CBD5E1;
}

.promo-plan-btn {
  display: block;
  text-align: center;
  background: #FFFFFF;
  color: var(--promo-navy);
  border: 1.5px solid var(--promo-navy);
  padding: 12px 20px;
  border-radius: 12px;
  font-size: 0.9375rem;
  font-weight: 700;
  text-decoration: none;
  transition: var(--promo-transition);
}

.promo-plan-btn:hover {
  background: var(--promo-navy);
  color: #FFFFFF;
}

.promo-plan-btn--primary {
  background: linear-gradient(135deg, var(--promo-navy) 0%, var(--promo-cyan) 100%);
  color: #FFFFFF;
  border: none;
  box-shadow: 0 8px 18px rgba(0, 182, 222, 0.3);
}

.promo-plan-btn--primary:hover {
  background: linear-gradient(135deg, var(--promo-cyan) 0%, var(--promo-navy) 100%);
  color: #FFFFFF;
  transform: translateY(-2px);
}

/* ==========================================================================
   Industry Use Cases Grid
   ========================================================================== */
.promo-usecase-card {
  background: #FFFFFF;
  border: 1px solid var(--promo-border);
  border-radius: 16px;
  padding: 24px 20px;
  height: 100%;
  display: flex;
  gap: 16px;
  box-shadow: var(--promo-shadow-sm);
  transition: var(--promo-transition);
}

.promo-usecase-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 182, 222, 0.4);
  box-shadow: var(--promo-shadow-hover);
}

.promo-usecase-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(13, 45, 91, 0.06);
  color: var(--promo-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  transition: var(--promo-transition);
}

.promo-usecase-card:hover .promo-usecase-icon {
  background: var(--promo-cyan);
  color: #FFFFFF;
}

.promo-usecase-title {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--promo-navy);
  margin-bottom: 6px;
}

.promo-usecase-desc {
  font-size: 0.875rem;
  color: var(--promo-text-body);
  margin: 0;
  line-height: 1.55;
}

/* ==========================================================================
   Workflow / Step-by-Step Campaign Process
   ========================================================================== */
.promo-step-card {
  background: #FFFFFF;
  border: 1px solid var(--promo-border);
  border-radius: 18px;
  padding: 30px 22px;
  height: 100%;
  box-shadow: var(--promo-shadow-sm);
  position: relative;
  transition: var(--promo-transition);
  text-align: left;
}

.promo-step-card:hover {
  transform: translateY(-5px);
  border-color: var(--promo-cyan);
  box-shadow: var(--promo-shadow-hover);
}

.promo-step-number {
  font-size: 1.75rem;
  font-weight: 900;
  color: rgba(0, 182, 222, 0.35);
  line-height: 1;
  margin-bottom: 14px;
}

.promo-step-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--promo-navy);
  margin-bottom: 10px;
}

.promo-step-desc {
  font-size: 0.875rem;
  color: var(--promo-text-body);
  line-height: 1.6;
  margin: 0;
}

/* ==========================================================================
   DLT Regulatory Support Box
   ========================================================================== */
.promo-dlt-box {
  background: linear-gradient(135deg, #0A2540 0%, #0F3A66 100%);
  border-radius: 24px;
  padding: 48px 40px;
  color: #FFFFFF;
  box-shadow: var(--promo-shadow-lg);
  position: relative;
  overflow: hidden;
}

.promo-dlt-box::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(0, 182, 222, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.promo-dlt-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  color: #38BDF8;
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.promo-dlt-title {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 16px;
  line-height: 1.3;
}

.promo-dlt-title span {
  color: #38BDF8;
}

.promo-dlt-desc {
  font-size: 1rem;
  color: #CBD5E1;
  line-height: 1.7;
  margin-bottom: 24px;
}

.promo-dlt-points {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
}

.promo-dlt-points li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: #E2E8F0;
  margin-bottom: 12px;
}

.promo-dlt-points li i {
  color: #38BDF8;
  font-size: 1.1rem;
}

/* ==========================================================================
   FAQ Section Accordions
   ========================================================================== */
.promo-accordion .accordion-item {
  border: 1px solid var(--promo-border);
  border-radius: 14px !important;
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(13, 45, 91, 0.03);
}

.promo-accordion .accordion-button {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--promo-navy);
  background-color: #FFFFFF;
  padding: 20px 24px;
  box-shadow: none !important;
}

.promo-accordion .accordion-button:not(.collapsed) {
  background-color: #F8FAFC;
  color: var(--promo-cyan);
}

.promo-accordion .accordion-button::after {
  background-size: 1.1rem;
}

.promo-accordion .accordion-body {
  padding: 20px 24px;
  font-size: 0.95rem;
  color: var(--promo-text-body);
  line-height: 1.7;
  background-color: #FFFFFF;
}

/* ==========================================================================
   Final CTA Banner
   ========================================================================== */
.promo-cta-section {
  background: linear-gradient(135deg, var(--promo-navy) 0%, #05162C 100%);
  color: #FFFFFF;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.promo-cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 350px;
  background: radial-gradient(ellipse, rgba(0, 182, 222, 0.18) 0%, transparent 70%);
  pointer-events: none;
}

.promo-cta-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
}

.promo-cta-title {
  font-size: clamp(2rem, 3.5vw, 2.85rem);
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 20px;
  line-height: 1.25;
}

.promo-cta-desc {
  font-size: 1.1rem;
  color: #CBD5E1;
  margin-bottom: 36px;
  line-height: 1.7;
}

.promo-cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
}

.promo-cta-guarantees {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.promo-cta-guarantee-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: #E2E8F0;
  font-weight: 600;
}

.promo-cta-guarantee-item i {
  color: var(--promo-cyan);
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 991px) {
  .promo-hero-section {
    padding: 50px 0 40px;
  }
  .promo-hero-desc {
    max-width: 100%;
  }
  .promo-float-badge--top {
    right: 5px;
    top: -10px;
  }
  .promo-float-badge--bottom {
    left: 5px;
    bottom: -15px;
  }
  .promo-dlt-box {
    padding: 36px 24px;
  }
}

@media (max-width: 575px) {
  .promo-hero-actions {
    flex-direction: column;
  }
  .promo-hero-actions .itechno-btn {
    width: 100%;
    text-align: center;
  }
  .promo-float-badge {
    position: relative;
    top: auto !important;
    bottom: auto !important;
    left: auto !important;
    right: auto !important;
    margin-top: 12px;
  }
}