/* ==========================================================================
   VISHAL JAMDHADE BUILDCON — SECTION STYLES & LAYOUT RHYTHM
   ========================================================================== */

/* --- SECTION PADDING & GENERAL STYLES --- */
.site-section {
  position: relative;
  padding: var(--section-pad-desktop);
  overflow: hidden;
}

@media (max-width: 1024px) {
  .site-section {
    padding: var(--section-pad-tablet);
  }
}

@media (max-width: 768px) {
  .site-section {
    padding: var(--section-pad-mobile);
  }
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 4rem auto;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

/* ==========================================================================
   1. HERO SECTION (DARK #111111)
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: clamp(6.5rem, 10vh, 8rem);
  padding-bottom: 3.5rem;
  background-color: #0E0E0E;
  background-image: 
    radial-gradient(circle at 75% 30%, rgba(83, 107, 120, 0.25) 0%, transparent 55%),
    linear-gradient(to bottom, rgba(14, 14, 14, 0.5) 0%, #0E0E0E 100%);
  overflow: hidden;
}

/* Hero Background Architectural Image Layer */
.hero-bg-layer {
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  opacity: 0.38;
  pointer-events: none;
  z-index: 1;
  mask-image: radial-gradient(ellipse at 80% 50%, black 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 80% 50%, black 40%, transparent 80%);
}

.hero-bg-layer img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-grid {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--gold-primary);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(2.8rem, 5.2vw, 4.8rem);
  font-weight: 800;
  line-height: 1.08;
  color: #FFFFFF;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.hero-title .gold-word {
  color: var(--gold-primary);
  position: relative;
  display: inline-block;
}

.hero-title .gold-word::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gold-primary);
  opacity: 0.6;
}

.hero-description {
  font-size: clamp(1.05rem, 1.25vw, 1.2rem);
  color: #BDBDBD;
  line-height: 1.7;
  max-width: 580px;
  margin-bottom: 2.5rem;
}

.hero-cta-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

.hero-trust-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.trust-chip {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  padding: 0.35rem 0.75rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #CCCCCC;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.trust-chip svg {
  width: 14px;
  height: 14px;
  color: var(--gold-primary);
}

/* Floating 3D/Interactive Preview in Hero */
.hero-visual-col {
  position: relative;
  z-index: 3;
}

.hero-media-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(201, 168, 106, 0.35);
  box-shadow: var(--shadow-deep);
  background: #111111;
}

.hero-media-card img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.hero-media-card:hover img {
  transform: scale(1.03);
}

.hero-cad-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
  padding: 1.5rem 1.25rem 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cad-cyan);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Floating Architectural IS Code Badge */
.hero-floating-badge {
  position: absolute;
  top: -1.25rem;
  right: -1.25rem;
  background: rgba(22, 22, 22, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid var(--gold-primary);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  animation: float-slow 4s ease-in-out infinite;
  z-index: 4;
}

@keyframes float-slow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.floating-badge-icon {
  font-size: 1.5rem;
}

.floating-badge-text h5 {
  font-size: 0.85rem;
  color: #FFFFFF;
  margin-bottom: 2px;
}

.floating-badge-text p {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--gold-light);
}

/* Live Counter Ribbon */
.hero-stats-ribbon {
  position: relative;
  z-index: 3;
  margin-top: 3.5rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  background: rgba(22, 22, 22, 0.75);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-dark-subtle);
  border-radius: var(--radius-sm);
  padding: 1.5rem 2rem;
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  border-right: 1px solid var(--border-dark-subtle);
}

.hero-stat-item:last-child {
  border-right: none;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3vw, 2.75rem);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1;
}

.hero-stat-number .gold-plus {
  color: var(--gold-primary);
}

.hero-stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #888888;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   2. ABOUT SECTION (WARM ARCHITECTURAL WHITE #F6F4EF)
   ========================================================================== */
.section-about {
  background-color: var(--bg-warm-white);
  color: var(--text-dark-body);
}

.about-editorial-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4.5rem;
  align-items: center;
}

.about-visual-stack {
  position: relative;
}

.about-main-image {
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.about-main-image img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}

.about-seal-card {
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  background: #161616;
  color: #FFFFFF;
  padding: 1.75rem 2rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gold-primary);
  box-shadow: var(--shadow-deep);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.about-seal-card .seal-num {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--gold-primary);
  line-height: 1;
}

.about-seal-card .seal-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: #D1D1D1;
  text-transform: uppercase;
}

.about-text-content p {
  font-size: 1.05rem;
  color: var(--text-dark-muted);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.about-pillars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.25rem;
  margin-bottom: 2.5rem;
}

.about-pillar-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.about-pillar-item h4 {
  font-size: 1.05rem;
  color: var(--text-dark-title);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.about-pillar-item h4 svg {
  width: 18px;
  height: 18px;
  color: var(--gold-dark);
  flex-shrink: 0;
}

.about-pillar-item p {
  font-size: 0.88rem;
  color: var(--text-dark-muted);
  line-height: 1.55;
  margin-bottom: 0;
}

/* ==========================================================================
   3. DESIGN PHILOSOPHY (DARK #141414)
   ========================================================================== */
.section-philosophy {
  background-color: #141414;
  color: #FFFFFF;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.philosophy-quote-mark {
  font-family: var(--font-serif);
  font-size: 5rem;
  line-height: 1;
  color: var(--gold-primary);
  opacity: 0.5;
  margin-bottom: -1rem;
}

.philosophy-statement {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  color: #FFFFFF;
  margin-bottom: 1.75rem;
}

.philosophy-statement span {
  color: var(--gold-primary);
}

.philosophy-desc {
  font-size: 1.1rem;
  color: #AAAAAA;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.philosophy-visual-card {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid rgba(83, 107, 120, 0.4);
  box-shadow: var(--shadow-deep);
}

.philosophy-visual-card img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

/* ==========================================================================
   4. 3D ARCHITECTURAL EXPERIENCE SECTION (DARK #111111)
   ========================================================================== */
.section-3d-experience {
  background-color: var(--bg-dark-primary);
  color: #FFFFFF;
}

/* ==========================================================================
   5. SERVICES SECTION (PURE WHITE #FFFFFF)
   ========================================================================== */
.section-services {
  background-color: var(--bg-pure-white);
  color: var(--text-dark-body);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   6. BLUEPRINT TO BUILT (DARK #15181E)
   ========================================================================== */
.section-blueprint-built {
  background: #14171D;
  color: #FFFFFF;
}

/* ==========================================================================
   7. PROJECT PORTFOLIO (DARK #111111)
   ========================================================================== */
.section-portfolio {
  background-color: var(--bg-dark-primary);
  color: #FFFFFF;
}

/* ==========================================================================
   8. STRUCTURAL ENGINEERING DEEP DIVE (DARK #111111)
   ========================================================================== */
.section-structural-deep {
  background-color: #0F1217;
  color: #FFFFFF;
}

.structural-deep-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.structural-content-col h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1.15;
  color: #FFFFFF;
  margin-bottom: 1.25rem;
}

.structural-desc {
  font-size: 1.05rem;
  color: #BBBBBB;
  line-height: 1.75;
  margin-bottom: 2rem;
}

.is-codes-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 2.25rem;
}

.structural-spec-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2.25rem;
}

.structural-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(83, 107, 120, 0.3);
  border-radius: var(--radius-xs);
  padding: 1.25rem 1.5rem;
  transition: all var(--transition-fast);
}

.structural-card:hover {
  border-color: var(--cad-cyan);
  background: rgba(56, 189, 248, 0.04);
}

.structural-card h4 {
  font-size: 1.05rem;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.4rem;
}

.structural-card h4 svg {
  width: 18px;
  height: 18px;
  color: var(--cad-cyan);
}

.structural-card p {
  font-size: 0.88rem;
  color: #A0A0A0;
  line-height: 1.6;
}

.structural-visual-col {
  position: relative;
}

.structural-visual-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(56, 189, 248, 0.3);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
  background: #0D0E12;
}

.structural-visual-frame img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

/* ==========================================================================
   9. INTERACTIVE ESTIMATOR (WARM WHITE #F6F4EF)
   ========================================================================== */
.section-estimator {
  background-color: var(--bg-warm-white);
  color: var(--text-dark-body);
}

/* ==========================================================================
   10. PROCESS SECTION (PURE WHITE #FFFFFF)
   ========================================================================== */
.section-process {
  background-color: var(--bg-pure-white);
  color: var(--text-dark-body);
}

.process-steps-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.25rem;
  position: relative;
}

.process-step-item {
  background: var(--bg-warm-white);
  border: 1px solid var(--border-light-medium);
  border-radius: var(--radius-xs);
  padding: 1.75rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  position: relative;
  transition: all var(--transition-smooth);
}

.process-step-item:hover {
  transform: translateY(-4px);
  border-color: var(--gold-primary);
  box-shadow: var(--shadow-subtle);
}

.process-step-badge {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--gold-dark);
  line-height: 1;
}

.process-step-item h3 {
  font-size: 1.05rem;
  color: var(--text-dark-title);
  line-height: 1.3;
}

.process-step-item p {
  font-size: 0.84rem;
  color: var(--text-dark-muted);
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .process-steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .process-steps-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   11. WHY CLIENTS TRUST US (WARM WHITE #F6F4EF)
   ========================================================================== */
.section-why-us {
  background-color: var(--bg-warm-white);
  color: var(--text-dark-body);
}

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.why-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light-medium);
  border-radius: var(--radius-sm);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: all var(--transition-smooth);
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
  border-color: rgba(201, 168, 106, 0.4);
}

.why-icon-box {
  font-size: 1.85rem;
  margin-bottom: 0.35rem;
}

.why-card h4 {
  font-size: 1.15rem;
  color: var(--text-dark-title);
  line-height: 1.3;
}

.why-card p {
  font-size: 0.92rem;
  color: var(--text-dark-muted);
  line-height: 1.65;
}

@media (max-width: 900px) {
  .why-us-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   12. VERIFIED STATISTICS SECTION (DARK #161616)
   ========================================================================== */
.section-statistics {
  background-color: #161616;
  color: #FFFFFF;
  border-top: 1px solid var(--border-dark-subtle);
  border-bottom: 1px solid var(--border-dark-subtle);
  padding: 5rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-box {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.75rem);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1;
}

.stat-value span {
  color: var(--gold-primary);
}

.stat-title {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #999999;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

/* ==========================================================================
   13. TESTIMONIALS (WARM WHITE #F6F4EF)
   ========================================================================== */
.section-testimonials {
  background-color: var(--bg-warm-white);
  color: var(--text-dark-body);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light-medium);
  border-radius: var(--radius-sm);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-smooth);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

.test-stars {
  color: var(--gold-primary);
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
}

.test-quote {
  font-size: 0.98rem;
  color: #444444;
  line-height: 1.75;
  margin-bottom: 2rem;
  font-style: italic;
}

.test-author-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  padding-top: 1.25rem;
}

.author-avatar-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gold-primary);
  color: #111111;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.author-credentials h5 {
  font-size: 1.02rem;
  color: var(--text-dark-title);
  margin-bottom: 2px;
}

.author-credentials span {
  font-size: 0.8rem;
  color: var(--text-dark-muted);
}

@media (max-width: 900px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   14. FAQ ACCORDION (PURE WHITE #FFFFFF)
   ========================================================================== */
.section-faq {
  background-color: var(--bg-pure-white);
  color: var(--text-dark-body);
}

/* ==========================================================================
   15. CONTACT & LEAD GENERATION (DARK #111111)
   ========================================================================== */
.section-contact {
  background: linear-gradient(180deg, #111111 0%, #0c0f14 100%);
  color: #FFFFFF;
}

/* ==========================================================================
   16. FOOTER (DARK #0A0A0A)
   ========================================================================== */
.site-footer {
  background-color: #0A0A0A;
  color: #888888;
  border-top: 1px solid var(--border-dark-subtle);
  padding: 5rem 0 2rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3.5rem;
  margin-bottom: 4rem;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: #999999;
  margin-top: 1.25rem;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.95rem;
  color: #FFFFFF;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav-list a {
  font-size: 0.88rem;
  color: #999999;
  transition: color var(--transition-fast);
}

.footer-nav-list a:hover {
  color: var(--gold-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (max-width: 1024px) {
  .hero-grid,
  .about-editorial-grid,
  .philosophy-grid,
  .structural-deep-grid,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-stats-ribbon {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}