/* ============================================
   MUGDHA CONSTRUCTIONS LLP — Construction Standards CSS
   Dedicated styling for the 15-Point Quality Benchmark,
   Civil Engineering Ethics, and Partner Credentials
   ============================================ */

/* ── Hero Section – Full-Screen Split Layout ── */
.standards-hero {
  background: linear-gradient(135deg, #06182B 0%, #0A2540 60%, #0D2F50 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: stretch;
}

/* The full-building image sits on the RIGHT half, absolutely positioned */
.standards-hero__fullbg-img {
  position: absolute;
  top: 0;
  right: 0;
  width: 52%;
  height: 100%;
  object-fit: contain;        /* entire building always visible */
  object-position: bottom center;
  z-index: 0;
  display: block;
}

/* Gradient fade: left half fully dark → transparent at the right image edge */
.standards-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    #06182B            0%,
    #06182B            42%,
    rgba(6,24,43,0.80) 58%,
    rgba(6,24,43,0.10) 100%
  );
  z-index: 1;
}

/* Container sits above overlay */
.standards-hero__container {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--space-20) + 30px);
  padding-bottom: var(--space-16);
  width: 100%;
  display: flex;
  align-items: center;
}

/* Text content – limited to left 55% so it doesn't overlap the building */
.standards-hero__content--centered {
  max-width: 56%;
}

.standards-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(245, 107, 0, 0.15);
  border: 1px solid rgba(245, 107, 0, 0.4);
  color: #FF9B42;
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--ls-widest);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.standards-hero__title {
  font-family: 'Cinzel', serif;
  font-size: clamp(2.2rem, 4.2vw, 3.8rem);
  font-weight: 700;
  line-height: 1.15;
  color: #FFFFFF;
  margin-bottom: var(--space-5);
  letter-spacing: 0.02em;
}

.standards-hero__subtitle {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-relaxed);
  color: #CBD5E1;
  max-width: 580px;
  margin-bottom: var(--space-8);
}

/* 4 Value Badges in Hero */
.standards-hero__pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.pillar-badge {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-3);
  text-align: center;
  transition: all var(--duration-normal) var(--ease-out);
}

.pillar-badge:hover {
  background: rgba(245, 107, 0, 0.14);
  border-color: rgba(245, 107, 0, 0.5);
  transform: translateY(-3px);
}

.pillar-badge__icon {
  width: 38px;
  height: 38px;
  margin: 0 auto var(--space-2);
  border-radius: var(--radius-full);
  background: rgba(245, 107, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FF9B42;
}

.pillar-badge__icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.pillar-badge__title {
  font-size: 0.82rem;
  font-weight: var(--fw-semibold);
  color: #FFFFFF;
  line-height: 1.3;
}

/* Hero Building Showcase Card */
.standards-hero__visual {
  position: relative;
}

.hero-feature-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px -12px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.15);
  background: #06182B;
}

.hero-feature-card__img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.hero-feature-card:hover .hero-feature-card__img {
  transform: scale(1.03);
}

.hero-feature-card__banner {
  position: absolute;
  bottom: 0;
  right: 0;
  left: 0;
  background: linear-gradient(180deg, rgba(6, 24, 43, 0) 0%, rgba(6, 24, 43, 0.94) 30%, #06182B 100%);
  padding: var(--space-6) var(--space-6) var(--space-5);
  color: #FFFFFF;
}

.hero-feature-card__quote {
  font-family: 'Cinzel', serif;
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.3;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.hero-feature-card__line {
  width: 50px;
  height: 3px;
  background: var(--orange);
  border-radius: 2px;
  margin-top: 6px;
}

/* ── Filter Bar Section ── */
.standards-filter-section {
  background: #FFFFFF;
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-4) 0;
  position: sticky;
  top: 70px;
  z-index: 50;
  box-shadow: 0 4px 12px rgba(10, 37, 64, 0.04);
}

.filter-bar-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.filter-heading-inline {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-small);
  font-weight: var(--fw-bold);
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-pill {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  background: var(--bg-secondary);
  color: var(--navy-light);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.filter-pill:hover {
  background: rgba(245, 107, 0, 0.1);
  color: var(--orange-dark);
}

.filter-pill.active {
  background: var(--navy);
  color: #FFFFFF;
  border-color: var(--navy);
  box-shadow: 0 3px 10px rgba(10, 37, 64, 0.2);
}

/* ── 15 Standards Grid ── */
.standards-grid-section {
  padding: var(--space-16) 0 var(--space-20);
  background: #F8F9FA;
}

.standards-section-intro {
  text-align: center;
  max-width: 780px;
  margin: 0 auto var(--space-12);
}

.standards-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  align-items: stretch;
}

/* Single Standard Card */
.std-card {
  background: #FFFFFF;
  border: 1px solid #DFE3E8;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 3px 10px rgba(10, 37, 64, 0.05);
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), border-color 0.25s ease;
  position: relative;
}

.std-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(10, 37, 64, 0.12);
  border-color: var(--orange);
}

/* Header Bar */
.std-card__header {
  background: #0A2540;
  color: #FFFFFF;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 2px solid var(--orange);
  min-height: 48px;
}

.std-card__num {
  background: #06182B;
  color: #FF9B42;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 800;
  padding: 3px 7px;
  border-radius: 4px;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  border: 1px solid rgba(245, 107, 0, 0.4);
}

.std-card__title {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.25;
  color: #FFFFFF;
  margin: 0;
}

/* Image Container */
.std-card__media {
  position: relative;
  width: 100%;
  height: 140px;
  background: #E2E8F0;
  overflow: hidden;
  cursor: pointer;
}

.std-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.std-card:hover .std-card__img {
  transform: scale(1.08);
}

.std-card__zoom-hint {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(10, 37, 64, 0.75);
  backdrop-filter: blur(4px);
  color: #FFFFFF;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.std-card__zoom-hint svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.std-card:hover .std-card__zoom-hint {
  opacity: 1;
}

/* Card Body & Bullet Points */
.std-card__body {
  padding: 14px 14px 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-grow: 1;
}

.std-card__list {
  list-style: none;
  padding: 0;
  margin: 0 0 12px;
}

.std-card__list li {
  font-size: 0.81rem;
  line-height: 1.45;
  color: #334E68;
  margin-bottom: 6px;
  position: relative;
  padding-left: 14px;
}

.std-card__list li::before {
  content: '•';
  color: var(--orange);
  font-weight: bold;
  font-size: 1.1rem;
  position: absolute;
  left: 0;
  top: -2px;
}

.std-card__list li strong {
  color: #0A2540;
  font-weight: 600;
}

/* Brands & Badges in Card Footer */
.std-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px dashed #E2E8F0;
}

.std-badge-pill {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 3px;
  background: #F1F5F9;
  color: #475569;
  border: 1px solid #CBD5E1;
}

.std-badge-pill--accent {
  background: #FFF7ED;
  color: #C2410C;
  border-color: #FDBA74;
}

/* ── Ethics & Trust Section ── */
.standards-ethics-section {
  background: #FFFFFF;
  padding: var(--space-20) 0;
  border-top: 1px solid var(--gray-200);
}

.ethics-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 0.95fr;
  gap: var(--space-8);
  align-items: stretch;
}

/* Ethics Card (Left) */
.ethics-card {
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: 0 8px 24px rgba(10, 37, 64, 0.06);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.ethics-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), #FF9B42);
}

.ethics-header-wrap {
  display: flex;
  gap: var(--space-5);
  align-items: center;
  margin-bottom: var(--space-6);
}

.ethics-engineer-thumb {
  width: 90px;
  height: 90px;
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 3px solid var(--orange);
  box-shadow: 0 4px 14px rgba(245, 107, 0, 0.25);
  flex-shrink: 0;
}

.ethics-engineer-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.ethics-card__title {
  font-family: 'Cinzel', serif;
  font-size: var(--fs-h3);
  color: var(--navy);
  margin-bottom: 4px;
}

.ethics-card__subtitle {
  font-size: var(--fs-small);
  color: var(--text-muted);
}

.ethics-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.ethics-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  font-weight: 500;
  color: #1E293B;
  padding: 6px 10px;
  border-radius: 6px;
  background: rgba(245, 107, 0, 0.04);
  border: 1px solid rgba(245, 107, 0, 0.12);
  transition: all 0.2s ease;
}

.ethics-item:hover {
  background: rgba(245, 107, 0, 0.1);
  transform: translateX(4px);
}

.ethics-item__icon {
  width: 20px;
  height: 20px;
  background: var(--orange);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  flex-shrink: 0;
}

.ethics-item__icon svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
}

/* Experience Card (Center) */
.experience-card {
  background: linear-gradient(135deg, #06182B 0%, #0A2540 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 10px 30px rgba(6, 24, 43, 0.25);
  position: relative;
  overflow: hidden;
}

.experience-card::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(245, 107, 0, 0.25) 0%, transparent 70%);
}

.experience-badge-number {
  font-family: 'Cinzel', serif;
  font-size: 3.6rem;
  font-weight: 700;
  color: #FF9B42;
  line-height: 1;
  margin-bottom: 4px;
}

.experience-badge-label {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: var(--space-5);
}

.experience-desc {
  font-size: 0.95rem;
  line-height: 1.65;
  color: #CBD5E1;
  margin-bottom: var(--space-6);
}

.engineer-profile-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-top: auto;
}

.engineer-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 2px;
}

.engineer-role {
  font-size: 0.82rem;
  color: #FF9B42;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Partner Card (Right) */
.partner-card {
  background: #F8F9FA;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  box-shadow: 0 4px 16px rgba(10, 37, 64, 0.05);
}

.partner-card__label {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--navy);
  margin-bottom: var(--space-6);
}

.partner-card__logo {
  max-width: 190px;
  margin-bottom: var(--space-6);
  padding: 12px;
  background: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid #E2E8F0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
}

.partner-card__logo img {
  width: 100%;
  height: auto;
  display: block;
}

.partner-card__desc {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

/* ── Trusted Brands Strip ── */
.standards-brands-section {
  background: var(--bg-secondary);
  padding: var(--space-12) 0;
  border-top: 1px solid var(--gray-200);
}

.brands-heading {
  text-align: center;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--ls-widest);
  color: var(--text-muted);
  margin-bottom: var(--space-6);
}

.brands-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-4) var(--space-6);
}

.brand-badge {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  font-size: 0.88rem;
  font-weight: 700;
  color: #1E293B;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
  letter-spacing: 0.02em;
  transition: all 0.2s ease;
}

.brand-badge:hover {
  transform: translateY(-2px);
  border-color: var(--orange);
  color: var(--orange-dark);
  box-shadow: 0 4px 12px rgba(245, 107, 0, 0.15);
}

/* ── Bottom Banner CTA ── */
.standards-cta-banner {
  background: #0A2540;
  color: #FFFFFF;
  padding: var(--space-10) 0;
  border-top: 3px solid var(--orange);
}

.standards-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.standards-cta-brand {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.standards-cta-logo {
  width: 44px;
  height: auto;
}

.standards-cta-text h3 {
  font-family: 'Cinzel', serif;
  font-size: 1.25rem;
  margin: 0 0 4px;
  color: #FFFFFF;
}

.standards-cta-text p {
  margin: 0;
  font-size: 0.88rem;
  color: #CBD5E1;
}

.standards-cta-motto {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Cinzel', serif;
  font-size: 1.15rem;
  font-weight: 600;
  color: #FF9B42;
}

.standards-cta-motto svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* ── Lightbox Modal ── */
.std-lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(6, 24, 43, 0.85);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.std-lightbox-modal.active {
  display: flex;
  opacity: 1;
}

.std-lightbox-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
  animation: modalPop 0.3s var(--ease-out);
  position: relative;
}

@keyframes modalPop {
  from { transform: scale(0.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.std-lightbox-close {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(10, 37, 64, 0.8);
  color: #FFFFFF;
  border: none;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: background 0.2s ease;
}

.std-lightbox-close:hover {
  background: var(--orange);
}

.std-lightbox-img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  display: block;
}

.std-lightbox-content {
  padding: 24px;
}

.std-lightbox-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.std-lightbox-num {
  background: var(--navy);
  color: #FF9B42;
  font-weight: 800;
  font-size: 1rem;
  padding: 4px 10px;
  border-radius: 4px;
}

.std-lightbox-title {
  font-family: 'Cinzel', serif;
  font-size: 1.35rem;
  color: var(--navy);
  margin: 0;
}

.std-lightbox-body {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #334E68;
}

/* ── Responsive Queries ── */
@media (max-width: 1200px) {
  .standards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .standards-hero {
    min-height: 80vh;
  }

  /* On tablets: image goes full width behind text with a dark overlay */
  .standards-hero__fullbg-img {
    width: 100%;
    object-fit: contain;
    object-position: center bottom;
    opacity: 0.25;
  }

  .standards-hero__overlay {
    background: rgba(6, 24, 43, 0.70);
  }

  .standards-hero__content--centered {
    max-width: 100%;
  }

  .standards-hero__pillars {
    grid-template-columns: repeat(2, 1fr);
  }

  .ethics-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .standards-filter-section {
    top: 60px;
  }
}

@media (max-width: 768px) {
  .standards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  
  .std-card__media {
    height: 120px;
  }
  
  .standards-cta-inner {
    flex-direction: column;
    text-align: center;
  }
  
  .standards-cta-brand {
    flex-direction: column;
  }
  
  .standards-cta-motto {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .standards-hero {
    min-height: 70vh;
  }

  .standards-grid {
    grid-template-columns: 1fr;
  }
  
  .standards-hero__pillars {
    grid-template-columns: 1fr;
  }
  
  .filter-pills {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 6px;
    flex-wrap: nowrap;
  }
  
  .filter-pill {
    white-space: nowrap;
    font-size: 0.78rem;
    padding: 6px 12px;
  }
}