/* ==========================================================================
   KAMIKAZE LLC - Corporate Style System (Quiet Luxury & Financial Solidity)
   Inspired by HULIC & Nomura Real Estate corporate designs.
   ========================================================================== */

/* --- CSS Reset & Variables --- */
:root {
  /* Color Palette - Deep Navy, Slate, and Champagne Gold */
  --bg-primary: #0a0e17;       /* Very deep navy black, quiet strength */
  --bg-secondary: #111827;     /* Dark navy slate for section/card blocks */
  --bg-tertiary: #1f2937;      /* Lighter gray navy for inner widgets */
  
  --text-primary: #f3f4f6;     /* Pure soft silver white */
  --text-secondary: #9ca3af;   /* Muted gray for description and details */
  --text-dark: #1f2937;
  
  --gold-primary: #dfc380;     /* Sophisticated Champagne Gold */
  --gold-dark: #c5a865;        /* Deeper gold for shadows/gradients */
  --gold-light: rgba(223, 195, 128, 0.15); /* Light transparent gold */
  
  --border-light: rgba(156, 163, 175, 0.15);
  --border-gold: rgba(223, 195, 128, 0.3);
  
  /* Layout Spacing */
  --header-height: 80px;
  --transition-smooth: all 0.5s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-fast: all 0.25s ease;
  
  /* Fonts */
  --font-serif: 'Noto Serif JP', 'Cinzel', serif;
  --font-sans: 'Inter', 'Noto Sans JP', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  outline: none;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-serif);
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  line-height: 1.8;
  position: relative;
}

/* Custom Selection & Scrollbar */
::selection {
  background-color: var(--gold-light);
  color: var(--gold-primary);
}

::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--gold-primary);
}

/* --- Base Layout --- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

.section-padding {
  padding: 140px 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 80px 0;
  }
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
  font-weight: 300;
  letter-spacing: 0.06em;
  line-height: 2.1;
  font-size: 1.05rem;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

/* --- Premium Custom Cursor Glow --- */
.cursor-glow {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(223, 195, 128, 0.05) 0%, rgba(223, 195, 128, 0) 70%);
  position: fixed;
  top: 0;
  left: 0;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: screen;
  transition: opacity 1s ease;
}

@media (max-width: 1024px) {
  .cursor-glow {
    display: none;
  }
}

/* --- Shared UI Components --- */
.section-header {
  margin-bottom: 80px;
}

.section-header.text-center {
  text-align: center;
}

.section-subtitle {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--gold-primary);
  display: block;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 400;
  position: relative;
  display: inline-block;
  padding-bottom: 15px;
}

@media (max-width: 768px) {
  .section-title {
    font-size: 1.7rem;
  }
}

.title-separator {
  width: 60px;
  height: 1px;
  background: var(--gold-primary);
  margin: 15px auto 0 auto;
  position: relative;
}

.title-separator::after {
  content: '';
  position: absolute;
  top: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 5px;
  height: 5px;
  background-color: var(--gold-primary);
  border-radius: 50%;
}

.title-separator-left {
  width: 60px;
  height: 1px;
  background: var(--gold-primary);
  margin-top: 15px;
  position: relative;
}

.title-separator-left::after {
  content: '';
  position: absolute;
  top: -2px;
  left: 0;
  width: 5px;
  height: 5px;
  background-color: var(--gold-primary);
  border-radius: 50%;
}

/* Elegant Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 36px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  border-radius: 0;
  transition: var(--transition-smooth);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold-primary), var(--gold-dark));
  color: var(--bg-primary);
  border: 1px solid transparent;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.2) 50%, rgba(255,255,255,0) 100%);
  transition: all 0.6s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(223, 195, 128, 0.2);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-gold);
}

.btn-secondary:hover {
  background-color: var(--gold-primary);
  color: var(--bg-primary);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(223, 195, 128, 0.15);
}

.btn-full {
  width: 100%;
}

/* --- Header & Navigation --- */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: var(--transition-smooth);
}

.main-header.scrolled {
  background-color: rgba(10, 14, 23, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  height: 70px;
}

.header-container {
  max-width: 1360px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}

@media (max-width: 768px) {
  .header-container {
    padding: 0 20px;
  }
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  position: relative;
  z-index: 110;
}

.logo-text {
  font-family: 'Cinzel', serif;
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.28em;
  color: var(--text-primary);
  background: linear-gradient(180deg, var(--text-primary) 30%, var(--gold-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  transition: var(--transition-fast);
}

.logo-sub {
  font-size: 0.45rem;
  letter-spacing: 0.6em;
  color: var(--text-secondary);
  font-weight: 300;
  padding-left: 4px;
  opacity: 0.7;
}

/* Navigation Links */
.nav-menu {
  display: flex;
  align-items: center;
}

.nav-menu ul {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--gold-primary);
  transition: var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-cta .cta-btn {
  border: 1px solid var(--border-gold);
  padding: 8px 20px;
  margin-left: 10px;
  color: var(--gold-primary);
  font-weight: 600;
}

.nav-cta .cta-btn:hover {
  background-color: var(--gold-primary);
  color: var(--bg-primary);
  border-color: transparent;
}

.nav-cta .cta-btn::after {
  display: none;
}

/* Mobile Toggle Hamburger */
.mobile-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 110;
}

.mobile-nav-toggle .bar {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition-fast);
}

@media (max-width: 991px) {
  .mobile-nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background-color: rgba(10, 14, 23, 0.98);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--border-light);
    flex-direction: column;
    justify-content: center;
    transition: var(--transition-smooth);
    z-index: 105;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-menu ul {
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
    padding: 0 40px;
    width: 100%;
  }

  .nav-cta {
    width: 100%;
  }

  .nav-cta .cta-btn {
    display: block;
    text-align: center;
    margin-left: 0;
    margin-top: 10px;
    width: 100%;
  }
  
  /* Hamburger X Transition */
  .mobile-nav-toggle.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .mobile-nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }
  .mobile-nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
}

/* --- Fixed Contact Bar (Mobile) --- */
.fixed-contact-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 99; /* Ensures fixed bar stays on top of chatbot widget and other overlays */
  background: linear-gradient(180deg, rgba(10, 14, 23, 0.98) 0%, rgba(17, 24, 39, 0.99) 100%);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--gold-primary);
  padding: 0;
  padding-bottom: env(safe-area-inset-bottom); /* Essential iOS Safe Area Home Bar Support */
  gap: 0;
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
  .fixed-contact-bar {
    display: flex;
  }
}

.fixed-contact-btn,
.fixed-phone-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 10px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: var(--transition-fast);
}

.fixed-contact-btn {
  background: linear-gradient(135deg, var(--gold-primary), var(--gold-dark));
  color: var(--bg-primary);
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.2);
}

.fixed-contact-btn:hover {
  filter: brightness(1.05);
}

.fixed-phone-btn {
  background: transparent;
  color: var(--gold-primary);
  border-left: 1px solid var(--border-gold);
}

.fixed-phone-btn:hover {
  background-color: rgba(223, 195, 128, 0.05);
}

.fixed-contact-icon {
  font-size: 1.1rem;
}

/* --- Hero Section --- */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  background-image: url('assets/hero_bg.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  z-index: 2;
}

@media (max-width: 768px) {
  .hero-section {
    background-attachment: scroll;
  }
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(10, 14, 23, 0.97) 0%, rgba(10, 14, 23, 0.7) 50%, rgba(10, 14, 23, 0.95) 100%);
  z-index: -1;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 860px;
}

.hero-tagline {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.4em;
  color: var(--gold-primary);
  display: block;
  margin-bottom: 25px;
  text-shadow: 0 4px 10px rgba(0,0,0,0.5);
  animation: fadeUp 1.2s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

.hero-title {
  font-size: 4rem;
  font-weight: 300;
  line-height: 1.25;
  margin-bottom: 30px;
  animation: fadeUp 1.2s cubic-bezier(0.25, 1, 0.5, 1) 0.2s forwards;
  opacity: 0;
}

.title-jp {
  font-family: var(--font-serif);
  display: block;
  letter-spacing: 0.1em;
  font-weight: 600;
  background: linear-gradient(180deg, var(--text-primary) 40%, rgba(243, 244, 246, 0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.title-gold-line {
  display: block;
  width: 120px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold-primary), transparent);
  margin-top: 25px;
}

.hero-subtitle {
  font-size: 1.2rem;
  line-height: 2;
  margin-bottom: 45px;
  animation: fadeUp 1.2s cubic-bezier(0.25, 1, 0.5, 1) 0.4s forwards;
  opacity: 0;
  color: var(--text-secondary);
}

.hero-ctas {
  display: flex;
  gap: 20px;
  animation: fadeUp 1.2s cubic-bezier(0.25, 1, 0.5, 1) 0.6s forwards;
  opacity: 0;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .hero-ctas {
    flex-direction: column;
    gap: 15px;
  }
  .sp-only {
    display: block;
  }
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 3;
  pointer-events: none;
}

@media (max-width: 768px) {
  .hero-scroll-indicator {
    bottom: 80px;
  }
}

.scroll-text {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  color: var(--gold-primary);
  margin-bottom: 12px;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(180deg, var(--gold-primary), transparent);
  animation: pulseIndicator 2.2s infinite ease-in-out;
}

/* Animations Keyframes */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulseIndicator {
  0% {
    transform: scaleY(0);
    transform-origin: top;
    opacity: 0;
  }
  50% {
    transform: scaleY(1);
    transform-origin: top;
    opacity: 0.7;
  }
  100% {
    transform: scaleY(1);
    transform-origin: bottom;
    opacity: 0;
  }
}

/* --- Philosophy Section --- */
.philosophy-section {
  background-color: var(--bg-primary);
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--border-light);
}

.philosophy-content {
  max-width: 960px;
  margin: 0 auto;
}

.philosophy-quote {
  font-family: var(--font-serif);
  font-size: 2rem;
  line-height: 1.7;
  color: var(--text-primary);
  text-align: center;
  font-weight: 400;
  margin-bottom: 60px;
  position: relative;
  letter-spacing: 0.05em;
}

@media (max-width: 768px) {
  .philosophy-quote {
    font-size: 1.35rem;
    line-height: 1.6;
    margin-bottom: 40px;
  }
}

.philosophy-desc-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

@media (max-width: 768px) {
  .philosophy-desc-wrapper {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

.philosophy-text {
  font-size: 1rem;
  line-height: 1.9;
  text-align: justify;
}

/* --- Business Section (3 Column Grid) --- */
.business-section {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 2;
}

.business-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 20px;
}

@media (max-width: 1100px) {
  .business-grid-3 {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

.business-card-v2 {
  position: relative;
  min-height: 680px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  overflow: hidden;
  padding: 50px 40px;
  border: 1px solid var(--border-light);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  transition: var(--transition-smooth);
}

.business-card-v2 .card-bg-zoom {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
  z-index: -2;
}

.business-card-v2::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(10, 14, 23, 0.97) 0%, rgba(10, 14, 23, 0.8) 50%, rgba(10, 14, 23, 0.4) 100%);
  transition: var(--transition-smooth);
  z-index: -1;
}

.business-card-v2:hover {
  border-color: var(--border-gold);
  transform: translateY(-5px);
  box-shadow: 0 30px 60px rgba(223, 195, 128, 0.08);
}

.business-card-v2:hover .card-bg-zoom {
  transform: scale(1.08);
}

.business-card-v2:hover::before {
  background: linear-gradient(to top, rgba(10, 14, 23, 0.98) 0%, rgba(10, 14, 23, 0.85) 50%, rgba(10, 14, 23, 0.5) 100%);
}

.business-card-v2 .card-content {
  z-index: 3;
  width: 100%;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  height: 100%;
}

.card-number {
  font-family: 'Cinzel', serif;
  font-size: 3rem;
  font-weight: 300;
  color: var(--gold-primary);
  opacity: 0.3;
  display: block;
  margin-bottom: 10px;
  line-height: 1;
}

.card-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold-primary);
  letter-spacing: 0.3em;
  display: block;
  margin-bottom: 12px;
}

.card-title {
  font-size: 1.6rem;
  font-weight: 500;
  margin-bottom: 18px;
  line-height: 1.4;
  font-family: var(--font-serif);
}

@media (max-width: 576px) {
  .business-card-v2 {
    min-height: 520px;
    padding: 35px 25px;
  }
  .card-title {
    font-size: 1.3rem;
  }
}

.card-desc {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 25px;
  letter-spacing: 0.05em;
  text-align: justify;
}

.card-list {
  list-style: none;
  padding-left: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  margin-bottom: 30px;
}

.card-list li {
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: flex-start;
  letter-spacing: 0.05em;
  line-height: 1.6;
}

.card-list li::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  background-color: var(--gold-primary);
  border-radius: 50%;
  margin-right: 12px;
  margin-top: 8px;
  flex-shrink: 0;
}

.card-cta-link {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--gold-primary);
  letter-spacing: 0.08em;
  font-weight: 500;
  display: inline-block;
  padding-top: 15px;
  border-top: 1px solid rgba(255,255,255,0.05);
  transition: var(--transition-fast);
  margin-top: auto; /* Push CTA button strictly to the bottom of the card */
  width: 100%;
}

.card-cta-link:hover {
  color: var(--text-primary);
  padding-left: 8px;
}

/* --- Works / Portfolio Section --- */
.works-section {
  background-color: var(--bg-primary);
  position: relative;
  z-index: 2;
}

.works-filter,
.blog-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 10px 24px;
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--border-gold);
  color: var(--gold-primary);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--gold-primary), var(--gold-dark));
  color: var(--bg-primary);
  border-color: transparent;
  font-weight: 600;
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

@media (max-width: 768px) {
  .works-grid {
    grid-template-columns: 1fr;
  }
}

.works-card {
  position: relative;
  height: 400px;
  overflow: hidden;
  border: 1px solid var(--border-light);
  transition: var(--transition-smooth);
}

.works-card.hidden {
  display: none;
}

.works-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.works-img-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 1.2s ease;
}

.works-card:hover .works-img-wrapper {
  transform: scale(1.06);
}

.works-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(10, 14, 23, 0.95) 0%, rgba(10, 14, 23, 0.5) 60%, rgba(10, 14, 23, 0.1) 100%);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  z-index: 10;
}

.works-tag-label {
  font-size: 0.7rem;
  color: var(--gold-primary);
  letter-spacing: 0.2em;
  margin-bottom: 10px;
  font-family: var(--font-sans);
  font-weight: 500;
}

.works-title {
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.works-meta-details {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* --- Strengths Section --- */
.strengths-section {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 2;
}

.strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

@media (max-width: 991px) {
  .strengths-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .strengths-grid {
    grid-template-columns: 1fr;
  }
}

.strength-item {
  background-color: var(--bg-primary);
  padding: 50px 40px;
  border: 1px solid var(--border-light);
  transition: var(--transition-smooth);
  position: relative;
}

.strength-item:hover {
  border-color: var(--border-gold);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.strength-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold-primary), transparent);
  transition: var(--transition-smooth);
}

.strength-item:hover::before {
  width: 100%;
}

.strength-num {
  font-family: 'Cinzel', serif;
  font-size: 3rem;
  font-weight: 300;
  color: var(--gold-primary);
  line-height: 1;
  margin-bottom: 25px;
  opacity: 0.85;
}

.strength-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--text-primary);
}

.strength-text {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* --- Interactive Simulator Section --- */
.simulator-section {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 2;
}

.simulator-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 991px) {
  .simulator-wrapper {
    grid-template-columns: 1fr;
    gap: 50px;
  }
}

.simulator-info {
  max-width: 520px;
}

.simulator-desc {
  font-size: 1rem;
  margin-bottom: 40px;
}

.simulator-features {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.s-feature {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.s-feature-icon {
  color: var(--gold-primary);
  font-size: 1.1rem;
  font-weight: 700;
  border: 1px solid var(--border-gold);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 3px;
}

.s-feature h4 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.s-feature p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Interactive Calculator Panel */
.simulator-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-light);
  padding: 50px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  gap: 35px;
}

@media (max-width: 576px) {
  .simulator-card {
    padding: 30px 20px;
  }
}

.sim-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sim-group label {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.sim-group label span {
  font-family: 'Cinzel', var(--font-serif);
  font-size: 1.3rem;
  color: var(--gold-primary);
  font-weight: 600;
  margin: 0 4px;
}

/* Sleek Slider Component Customizer */
.range-wrapper {
  position: relative;
  width: 100%;
}

.range-wrapper input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--bg-tertiary);
  outline: none;
  transition: background 0.3s;
}

.range-wrapper input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--gold-primary);
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.range-wrapper input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 15px rgba(223, 195, 128, 0.4);
}

.range-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Result Box Styling */
.sim-result-box {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-light);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.result-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.result-value {
  font-family: 'Cinzel', var(--font-serif);
  font-size: 1.8rem;
  color: var(--gold-primary);
  font-weight: 700;
}

.result-value-sub {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

.result-value-sub.highlight {
  color: var(--gold-primary);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.sim-disclaimer {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: center;
  margin-top: -10px;
}

/* --- Blog Section --- */
.blog-section {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 2;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

@media (max-width: 991px) {
  .blog-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 576px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

.blog-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: var(--transition-smooth);
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.blog-card.hidden {
  display: none;
}

.blog-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.blog-thumbnail-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10.5; /* Beautiful responsive dynamic aspect ratio */
  overflow: hidden;
}

.blog-thumbnail {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 0.8s ease;
}

.blog-card:hover .blog-thumbnail {
  transform: scale(1.05);
}

.blog-category-badge {
  position: absolute;
  top: 15px;
  left: 15px;
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 5px 12px;
  z-index: 5;
}

.blog-card-body {
  padding: 35px 30px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-meta-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.news-tag {
  font-size: 0.72rem;
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
  padding: 3px 12px;
  border-radius: 0;
  font-weight: 500;
  font-family: var(--font-sans);
}

.news-date {
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  color: var(--gold-primary);
}

.blog-heading {
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 15px;
  color: var(--text-primary);
}

.blog-heading a {
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.blog-heading a:hover {
  color: var(--gold-primary);
}

.blog-excerpt {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 25px;
}

.blog-read-more {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--gold-primary);
  letter-spacing: 0.06em;
  font-weight: 500;
  transition: var(--transition-fast);
  display: inline-block;
  margin-top: auto; /* Push 'Read More' strictly to the bottom of the card body */
  width: fit-content;
}

.blog-read-more:hover {
  color: var(--text-primary);
  padding-left: 5px;
}

/* --- Company Profile Section --- */
.profile-section {
  background-color: var(--bg-primary);
  position: relative;
  z-index: 2;
}

.profile-table-wrapper {
  max-width: 900px;
  margin: 0 auto;
  border-top: 1px solid var(--border-gold);
}

.profile-table {
  width: 100%;
  border-collapse: collapse;
}

.profile-table th, .profile-table td {
  padding: 30px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.95rem;
  vertical-align: top;
}

.profile-table th {
  font-family: var(--font-serif);
  width: 25%;
  color: var(--gold-primary);
  font-weight: 400;
  letter-spacing: 0.1em;
}

.profile-table td {
  width: 75%;
  color: var(--text-primary);
  font-weight: 300;
  line-height: 1.8;
}

@media (max-width: 768px) {
  .profile-table th, .profile-table td {
    padding: 20px 10px;
  }
  .profile-table tr {
    display: flex;
    flex-direction: column;
  }
  .profile-table th {
    width: 100%;
    border-bottom: none;
    padding-bottom: 5px;
  }
  .profile-table td {
    width: 100%;
    padding-top: 5px;
  }
}

/* --- Contact Section --- */
.contact-section {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
  position: relative;
  z-index: 2;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 4fr 6fr;
  gap: 80px;
}

@media (max-width: 991px) {
  .contact-wrapper {
    grid-template-columns: 1fr;
    gap: 50px;
  }
}

.contact-header {
  max-width: 460px;
}

.contact-intro {
  margin-bottom: 30px;
  font-size: 0.95rem;
}

.contact-info-direct {
  border-left: 2px solid var(--border-gold);
  padding-left: 20px;
  margin-top: 30px;
  margin-bottom: 30px;
}

.contact-info-direct p {
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-bottom: 5px;
}

.contact-hours {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: block;
}

/* Quick Contact Cards */
.quick-contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 10px;
}

@media (max-width: 480px) {
  .quick-contact-cards {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

.quick-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 18px 10px;
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  transition: var(--transition-fast);
  text-decoration: none;
}

.quick-card:hover {
  border-color: var(--border-gold);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

.quick-card-icon {
  font-size: 1.3rem;
}

.quick-card-label {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-align: center;
  letter-spacing: 0.05em;
}

.quick-card:hover .quick-card-label {
  color: var(--gold-primary);
}

/* Luxury Input Forms styling */
.contact-form-container {
  position: relative;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-light);
  padding: 50px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
  overflow: hidden;
}

@media (max-width: 576px) {
  .contact-form-container {
    padding: 30px 20px;
  }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 30px;
  position: relative;
  z-index: 10;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

/* Floating label design */
.form-group {
  position: relative;
  width: 100%;
}

.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 12px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-group select {
  padding-left: 0;
  color: var(--text-secondary);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23dfc380' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: calc(100% - 5px) center;
}

.form-group select:focus {
  color: var(--text-primary);
}

.form-group label {
  position: absolute;
  top: 12px;
  left: 0;
  color: var(--text-secondary);
  pointer-events: none;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

/* Floating effects */
.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: -12px;
  font-size: 0.75rem;
  color: var(--gold-primary);
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  border-bottom-color: var(--gold-primary);
}

/* Prefilled display box */
.val-prefill-box {
  background-color: var(--gold-light);
  border: 1px solid var(--border-gold);
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.prefill-text {
  font-size: 0.8rem;
  color: var(--gold-primary);
  line-height: 1.5;
}

.prefill-text span {
  font-weight: 700;
}

.clear-prefill-btn {
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 0.75rem;
  text-decoration: underline;
  cursor: pointer;
}

/* Submit state and loader */
.btn-submit {
  display: flex;
  gap: 15px;
  align-items: center;
}

.btn-loader {
  width: 16px;
  height: 16px;
  border: 2px solid var(--bg-primary);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spinner 0.6s linear infinite;
  display: none;
}

@keyframes spinner {
  to { transform: rotate(360deg); }
}

/* Success State Overlay */
.form-success-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg-primary);
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.form-success-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.success-content {
  text-align: center;
  max-width: 420px;
  transform: translateY(20px);
  transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.form-success-overlay.active .success-content {
  transform: translateY(0);
}

.success-icon {
  width: 70px;
  height: 70px;
  background-color: var(--gold-light);
  border: 1px solid var(--border-gold);
  border-radius: 50%;
  color: var(--gold-primary);
  font-size: 2.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 30px auto;
  box-shadow: 0 10px 20px rgba(223, 195, 128, 0.1);
}

.success-content h3 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  font-family: var(--font-serif);
}

.success-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 15px;
}

.success-sub {
  font-size: 0.8rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-light);
  padding: 10px;
  margin-bottom: 30px;
}

/* --- Premium Footer --- */
.main-footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.85rem;
  position: relative;
  z-index: 2;
}

@media (max-width: 768px) {
  .main-footer {
    padding-bottom: calc(75px + env(safe-area-inset-bottom)); /* Clear fixed contact bar + iOS Safe Area Home bar */
  }
}

.footer-grid {
  display: grid;
  grid-template-columns: 4fr 3fr 4fr;
  gap: 80px;
  padding-top: 80px;
  padding-bottom: 80px;
}

@media (max-width: 991px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 50px;
    padding-top: 60px;
    padding-bottom: 60px;
  }
}

.footer-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  margin-bottom: 20px;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--gold-primary);
  letter-spacing: 0.1em;
}

.footer-desc {
  line-height: 1.7;
  font-size: 0.85rem;
  margin-top: 15px;
}

.footer-links h4, .footer-contact h4 {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 25px;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.footer-links ul {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.footer-links a:hover {
  color: var(--gold-primary);
  padding-left: 5px;
}

.partner-desc {
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-cta {
  margin-top: 20px;
}

.footer-cta .btn {
  padding: 12px 28px;
  font-size: 0.82rem;
}

.footer-bottom {
  border-top: 1px solid var(--border-light);
  padding: 30px 0;
}

.footer-bottom-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (max-width: 768px) {
  .footer-bottom-flex {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
}

.footer-legal-links {
  display: flex;
  gap: 30px;
}

.footer-legal-links a {
  font-size: 0.75rem;
}

.footer-legal-links a:hover {
  color: var(--gold-primary);
}

/* --- Floating AI Chat Assistant Widget --- */
.ai-chat-widget {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 200;
}

@media (max-width: 768px) {
  .ai-chat-widget {
    bottom: 80px;
    right: 20px;
  }
}

.chat-toggle-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-primary), var(--gold-dark));
  border: none;
  box-shadow: 0 10px 25px rgba(223, 195, 128, 0.4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: var(--transition-smooth);
}

.chat-toggle-btn:hover {
  transform: scale(1.08) translateY(-3px);
  box-shadow: 0 15px 30px rgba(223, 195, 128, 0.5);
}

.toggle-icon {
  font-size: 1.5rem;
}

.chat-toggle-btn .badge {
  position: absolute;
  top: -2px;
  right: -2px;
  background-color: var(--bg-primary);
  border: 1px solid var(--gold-primary);
  color: var(--gold-primary);
  font-size: 0.6rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 10px;
}

/* Chat window dialog */
.chat-window {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 380px;
  height: 520px;
  background-color: rgba(10, 14, 23, 0.96);
  backdrop-filter: blur(15px);
  border: 1px solid var(--border-gold);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px) scale(0.95);
  transform-origin: bottom right;
  transition: var(--transition-smooth);
}

@media (max-width: 480px) {
  .chat-window {
    width: calc(100vw - 40px);
    right: -10px;
    height: 480px;
  }
}

.chat-window.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.chat-header {
  padding: 20px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-details {
  display: flex;
  align-items: center;
  gap: 12px;
}

.status-indicator {
  width: 8px;
  height: 8px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 8px #10b981;
}

.chat-header h3 {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.chat-header p {
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.chat-close-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
}

.chat-close-btn:hover {
  color: var(--text-primary);
}

/* Chat Dialogue Body */
.chat-body {
  flex-grow: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.chat-message {
  max-width: 80%;
  padding: 12px 16px;
  font-size: 0.85rem;
  line-height: 1.5;
  border-radius: 0;
}

.chat-message.bot {
  background-color: var(--bg-secondary);
  align-self: flex-start;
  border: 1px solid var(--border-light);
  color: var(--text-primary);
}

.chat-message.user {
  background-color: var(--gold-light);
  align-self: flex-end;
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
}

/* Typing anim */
.chat-typing-indicator {
  align-self: flex-start;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-light);
  padding: 10px 15px;
  display: none;
  gap: 4px;
}

.chat-typing-indicator.active {
  display: flex;
}

.chat-typing-indicator span {
  width: 6px;
  height: 6px;
  background-color: var(--gold-primary);
  border-radius: 50%;
  animation: typing 1s infinite ease-in-out;
}

.chat-typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* Suggestion Chips */
.chat-suggestions {
  padding: 10px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  background-color: rgba(10,14,23,0.5);
  border-top: 1px solid rgba(255,255,255,0.03);
}

.suggestion-chip {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.72rem;
  padding: 6px 12px;
  cursor: pointer;
  transition: var(--transition-fast);
  font-family: var(--font-sans);
}

.suggestion-chip:hover {
  border-color: var(--border-gold);
  color: var(--gold-primary);
  background-color: var(--bg-tertiary);
}

.chat-footer {
  padding: 15px 20px;
  display: flex;
  gap: 12px;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
}

.chat-footer input {
  flex-grow: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  padding: 10px 15px;
  font-size: 0.85rem;
  font-family: var(--font-sans);
}

.chat-footer input:focus {
  border-color: var(--border-gold);
}

.chat-send-btn {
  background-color: var(--gold-primary);
  border: none;
  color: var(--bg-primary);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-weight: 700;
  transition: var(--transition-fast);
}

.chat-send-btn:hover {
  background-color: var(--gold-dark);
}

/* --- Smooth reveal animation classes --- */
.reveal-section {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 1s cubic-bezier(0.25, 1, 0.5, 1), transform 1s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-section.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive Utilities --- */
.pc-only {
  display: inline;
}
.sp-only {
  display: none;
}

@media (max-width: 768px) {
  .pc-only {
    display: none;
  }
  .sp-only {
    display: inline;
  }
}

/* ==========================================================================
   11. Blog Post Details Styling (Quiet Luxury & Typography Excellence)
   ========================================================================== */
.blog-detail-container {
  max-width: 860px;
  margin: calc(var(--header-height) + 60px) auto 100px auto;
  padding: 0 30px;
}

@media (max-width: 768px) {
  .blog-detail-container {
    margin: calc(var(--header-height) + 30px) auto 60px auto;
    padding: 0 20px;
  }
}

/* Breadcrumbs navigation */
.breadcrumbs {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
  letter-spacing: 0.05em;
}

.breadcrumbs a {
  transition: var(--transition-fast);
}

.breadcrumbs a:hover {
  color: var(--gold-primary);
}

.breadcrumbs span {
  margin: 0 8px;
  color: var(--border-gold);
}

/* Post Header area */
.blog-post-header {
  margin-bottom: 40px;
  text-align: left;
}

.post-meta-top {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.post-title {
  font-size: 2.4rem;
  line-height: 1.4;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 25px;
  font-family: var(--font-serif);
}

@media (max-width: 768px) {
  .post-title {
    font-size: 1.8rem;
  }
}

/* Eye-catch Image styled elegantly */
.blog-post-eyecatch {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--border-light);
  margin-bottom: 50px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.blog-post-eyecatch img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Highly readable body typography resembling luxury printed books */
.blog-post-content {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 2.2;
  color: var(--text-primary);
  letter-spacing: 0.06em;
  text-align: justify;
}

.blog-post-content p {
  margin-bottom: 35px;
  color: #d1d5db; /* lighter silver for optimal readability */
  font-weight: 300;
}

.blog-post-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 60px 0 25px 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-light);
  color: var(--gold-primary);
  letter-spacing: 0.08em;
  position: relative;
}

.blog-post-content h2::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 60px;
  height: 2px;
  background-color: var(--gold-primary);
}

.blog-post-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 40px 0 20px 0;
  color: var(--text-primary);
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
}

.blog-post-content h3::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  background-color: var(--gold-primary);
  margin-right: 12px;
}

/* Bullet list and blockquotes formatting in details */
.blog-post-content ul, .blog-post-content ol {
  margin-bottom: 35px;
  padding-left: 20px;
}

.blog-post-content li {
  margin-bottom: 12px;
  line-height: 1.8;
  color: #d1d5db;
}

.blog-post-content blockquote {
  border-left: 3px solid var(--gold-primary);
  background-color: var(--bg-secondary);
  padding: 30px;
  margin: 40px 0;
  font-style: italic;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.blog-post-content blockquote p {
  margin-bottom: 0;
  color: var(--gold-primary);
}

/* Elegant spacing wrapper for links */
.blog-post-footer {
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.back-to-blog-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gold-primary);
  border: 1px solid var(--border-gold);
  padding: 10px 24px;
  transition: var(--transition-fast);
}

.back-to-blog-btn:hover {
  background-color: var(--gold-primary);
  color: var(--bg-primary);
}

/* Related Posts block */
.related-posts-section {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
  padding: 100px 0;
  position: relative;
  z-index: 2;
}

.related-posts-title {
  font-size: 1.8rem;
  font-family: var(--font-serif);
  color: var(--text-primary);
  margin-bottom: 50px;
  text-align: center;
  letter-spacing: 0.1em;
}