/* 
========================================================================
CHINMAY. - REFINED VISIONOS PORTFOLIO STYLESHEET
========================================================================
Design Philosophy: "Apple meets Claude meets Replit"
Characteristics: Thin borders, visionOS physical glass CTAs, orange noise gradients
========================================================================
*/

/* 1. BRAND SYSTEM & DESIGN TOKENS */
:root {
  /* Brand Colors */
  --bg: #fdfaf5;
  --primary: #0a66c2;        /* LinkedIn Blue (Logo & Secondary Buttons) */
  --accent: #c15f3c;         /* Burnt Terracotta */
  --black: #111111;          /* Premium Charcoal (Primary Buttons) */
  --white: #ffffff;
  
  /* Soft Surfaces & Borders */
  --bg-card: #ffffff;
  --border: rgba(17, 17, 17, 0.08);
  --border-hover: rgba(17, 17, 17, 0.16);
  --border-light: rgba(17, 17, 17, 0.04);
  
  /* Typography */
  --font-headings: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  /* Spacing */
  --max-width: 1400px;
  --gap-desktop: 120px;
  --gap-tablet: 80px;
  --gap-mobile: 64px;
  
  /* Radii & Shadows */
  --radius-pill: 9999px;
  --radius-card: 16px;
  --radius-modal: 24px;
  --shadow-subtle: 0 4px 20px rgba(17, 17, 17, 0.02);
  --shadow-hover: 0 12px 40px rgba(17, 17, 17, 0.04);
  --shadow-modal: 0 24px 64px rgba(17, 17, 17, 0.08);
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 2. BASE SETUP & RESET */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg);
  color: var(--black);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  background-color: var(--bg);
  min-height: 100vh;
  position: relative;
}

/* Orange Noise Gradient Texture Background Overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: 
    radial-gradient(circle at 10% 20%, rgba(193, 95, 60, 0.05) 0%, rgba(253, 250, 245, 0) 50%),
    radial-gradient(circle at 90% 80%, rgba(193, 95, 60, 0.04) 0%, rgba(253, 250, 245, 0) 50%),
    var(--bg);
  filter: url(#noiseFilter);
  opacity: 0.95;
  pointer-events: none;
  z-index: -1;
}

/* Typography Scales */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headings);
  font-weight: 700;
  line-height: 1.15;
  color: var(--black);
}

.tracking-tight {
  letter-spacing: -0.05em; /* Sleek tracking (-60 style) */
}

p {
  color: #3f3f3f;
  letter-spacing: -0.01em;
}

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

*:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 4px;
}

/* 3. LAYOUT & CONTAINER SYSTEM */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 24px;
  }
}

.section {
  padding-top: var(--gap-desktop);
  padding-bottom: var(--gap-desktop);
  position: relative;
}

@media (max-width: 1024px) {
  .section {
    padding-top: var(--gap-tablet);
    padding-bottom: var(--gap-tablet);
  }
}

@media (max-width: 768px) {
  .section {
    padding-top: var(--gap-mobile);
    padding-bottom: var(--gap-mobile);
  }
}

.section-meta {
  max-width: 600px;
  margin-bottom: 60px;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 750;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1.1rem;
  color: #666666;
}

.section-note {
  font-size: 0.95rem;
  color: var(--primary);
  font-weight: 550;
}

.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-8 { margin-bottom: 32px; }
.mb-12 { margin-bottom: 48px; }
.mb-16 { margin-bottom: 64px; }

/* 4. BUTTONS & ACTIONS (APPLE iOS 26 LIQUID GLASS SYSTEM) */
.btn-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  cursor: pointer;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
  user-select: none;
  min-height: 48px; /* Touch target size */
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), 
              box-shadow 0.2s cubic-bezier(0.16, 1, 0.3, 1), 
              background-color 0.2s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Primary CTA: Solid Black iOS 26 Liquid Glass */
.btn-pill-primary {
  background-color: var(--black);
  color: var(--white);
  border: 1px solid rgba(17, 17, 17, 0.15);
  box-shadow: 
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 1px 0 0 rgba(255, 255, 255, 0.15),
    0 1px 2px rgba(17, 17, 17, 0.05),
    0 4px 12px rgba(17, 17, 17, 0.08);
}

.btn-pill-primary:hover {
  transform: translateY(-2px);
  background-color: #222222;
  box-shadow: 
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    inset 1px 0 0 rgba(255, 255, 255, 0.25),
    0 2px 4px rgba(17, 17, 17, 0.06),
    0 8px 20px rgba(17, 17, 17, 0.12);
}

.btn-pill-primary:active {
  transform: translateY(0);
  background-color: #000000;
  box-shadow: none;
}

/* Secondary CTA: Solid LinkedIn Blue iOS 26 Liquid Glass */
.btn-pill-secondary {
  background-color: var(--primary);
  color: var(--white);
  border: 1px solid rgba(10, 102, 194, 0.15);
  box-shadow: 
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 1px 0 0 rgba(255, 255, 255, 0.15),
    0 1px 2px rgba(10, 102, 194, 0.05),
    0 4px 12px rgba(10, 102, 194, 0.08);
}

.btn-pill-secondary:hover {
  transform: translateY(-2px);
  background-color: #00529b; /* Refined dark blue hover */
  box-shadow: 
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    inset 1px 0 0 rgba(255, 255, 255, 0.25),
    0 2px 4px rgba(10, 102, 194, 0.06),
    0 8px 20px rgba(10, 102, 194, 0.12);
}

.btn-pill-secondary:active {
  transform: translateY(0);
  background-color: #003e75;
  box-shadow: none;
}

/* 5. STICKY NAVBAR */
.navbar-wrapper {
  position: fixed;
  top: 24px;
  left: 0;
  width: 100%;
  z-index: 1000;
  pointer-events: none;
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 900px;
  margin: 0 auto;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  background-color: rgba(253, 250, 245, 0.75);
  border: 1px solid rgba(17, 17, 17, 0.06);
  backdrop-filter: blur(16px) saturate(120%);
  -webkit-backdrop-filter: blur(16px) saturate(120%);
  box-shadow: 
    0 1px 2px rgba(0, 0, 0, 0.01),
    0 12px 30px rgba(17, 17, 17, 0.03);
  pointer-events: auto;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.navbar-scrolled {
  border-color: rgba(17, 17, 17, 0.12);
  box-shadow: 
    0 1px 2px rgba(0, 0, 0, 0.02),
    0 16px 40px rgba(17, 17, 17, 0.05);
}

.nav-logo {
  font-family: var(--font-headings);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.04em;
  padding-left: 12px;
  color: var(--primary); /* logo is Blue */
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--black);
  opacity: 0.65;
  border-radius: var(--radius-pill);
  transition: opacity var(--transition-fast), background-color var(--transition-fast);
}

.nav-links a:hover {
  opacity: 1;
  background-color: rgba(17, 17, 17, 0.03);
}

.nav-links a.active {
  opacity: 1;
  background-color: rgba(17, 17, 17, 0.05);
  color: var(--primary);
}

.nav-cta-btn {
  padding: 8px 18px;
  font-size: 0.85rem;
  min-height: auto;
}

/* Mobile Hamburger Menu */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 1010;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--black);
  margin: 4px 0;
  transition: var(--transition-fast);
  border-radius: 2px;
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile Menu Drawer */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--bg);
  z-index: 990;
  opacity: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px;
  transition: opacity var(--transition-normal);
}

.mobile-menu-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  margin-bottom: 40px;
}

.mobile-menu-links a {
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 2rem;
  letter-spacing: -0.04em;
  color: var(--black);
  transition: opacity var(--transition-fast);
}

.mobile-menu-links a:hover {
  opacity: 0.6;
}

@media (max-width: 768px) {
  .navbar-container {
    max-width: calc(100% - 32px);
    padding: 6px 8px;
  }
  .nav-links, .nav-cta-wrap {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
  .nav-logo {
    padding-left: 8px;
  }
}

/* 6. HERO SECTION & AVAILABILITY PILL */
.hero-wrapper {
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 140px;
  padding-bottom: 60px;
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.availability-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background-color: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-subtle);
  margin-bottom: 28px;
  font-size: 0.85rem;
  font-weight: 550;
  color: var(--black);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.availability-pill:hover {
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent); /* Terracotta */
  position: relative;
}

.status-dot::after {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  opacity: 1;
  animation: pulse-dot 2.5s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.6); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

.hero-headline {
  font-size: clamp(3.25rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  color: var(--black);
  margin-bottom: 24px;
  max-width: 800px;
}

.hero-subheadline {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 450;
  line-height: 1.6;
  color: #4a4a4a;
  max-width: 680px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  .hero-actions .btn-pill {
    width: 100%;
  }
}

/* 7. SELECTED WORK SECTION */
.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

@media (max-width: 900px) {
  .work-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.work-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color var(--transition-normal), 
              box-shadow var(--transition-normal), 
              transform var(--transition-normal);
  box-shadow: var(--shadow-subtle);
  position: relative;
}

.work-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.card-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary); /* Tags in LinkedIn Blue */
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 24px;
}

.card-title {
  font-size: 2rem;
  font-weight: 750;
  letter-spacing: -0.04em;
  margin-bottom: 8px;
}

.card-subtitle {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
}

.card-desc {
  font-size: 1rem;
  color: #555555;
  margin-bottom: 40px;
  line-height: 1.6;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 480px) {
  .work-card {
    padding: 32px 24px;
  }
  .card-actions {
    flex-direction: column;
    width: 100%;
  }
  .card-actions .btn-pill {
    width: 100%;
  }
}

/* 8. SERVICES (HOW I HELP) SECTION */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.service-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 48px;
  box-shadow: var(--shadow-subtle);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.service-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-hover);
}

.service-icon {
  margin-bottom: 24px;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background-color: rgba(193, 95, 60, 0.06);
}

.service-title {
  font-size: 1.75rem;
  font-weight: 750;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.service-desc {
  font-size: 1rem;
  color: #555555;
  margin-bottom: 32px;
  line-height: 1.65;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-top: 1px solid var(--border-light);
  padding-top: 24px;
}

.service-features li {
  font-size: 0.95rem;
  font-weight: 550;
  color: var(--black);
  display: flex;
  align-items: center;
  gap: 12px;
}

.service-features li svg {
  color: var(--primary);
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .service-card {
    padding: 32px 24px;
  }
}

/* 9. APPROACH SECTION */
.approach-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

@media (max-width: 900px) {
  .approach-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.approach-headline {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.05em;
  margin-bottom: 24px;
  max-width: 600px;
}

.approach-body {
  font-size: 1.15rem;
  line-height: 1.75;
  color: #4a4a4a;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.approach-body strong {
  color: var(--black);
}

.approach-body ul {
  list-style: none;
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.approach-body ul li {
  padding-left: 28px;
  position: relative;
  font-weight: 500;
}

.approach-body ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* 10. CTA SECTION */
.cta-box {
  background-color: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-modal);
  padding: 80px 40px;
  text-align: center;
  box-shadow: var(--shadow-subtle);
  max-width: 1000px;
  margin: 0 auto;
}

.cta-headline {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  margin-bottom: 16px;
}

.cta-body {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  color: #555555;
  max-width: 580px;
  margin: 0 auto 40px auto;
  line-height: 1.6;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

@media (max-width: 480px) {
  .cta-box {
    padding: 48px 24px;
  }
  .cta-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  .cta-actions .btn-pill {
    width: 100%;
  }
}

/* 11. FOOTER */
.footer {
  border-top: 1px solid var(--border-light);
  padding-top: 60px;
  padding-bottom: 60px;
  background-color: transparent; /* Makes footer background blend with orange noise */
}

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

.footer-branding {
  max-width: 400px;
}

.footer-logo {
  font-family: var(--font-headings);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.04em;
  margin-bottom: 12px;
  color: var(--primary); /* Blue logo */
}

.footer-tagline {
  font-size: 0.95rem;
  color: #666666;
}

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.footer-links a {
  font-weight: 550;
  font-size: 0.95rem;
  opacity: 0.7;
}

.footer-links a:hover {
  opacity: 1;
  color: var(--primary);
}

@media (max-width: 600px) {
  .footer-content {
    flex-direction: column;
    gap: 40px;
  }
  .footer-links {
    align-items: flex-start;
  }
}

/* 12. PREMIUM MODAL SYSTEM */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(17, 17, 17, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-window {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-modal);
  width: 100%;
  max-width: 800px;
  max-height: calc(100vh - 80px);
  box-shadow: var(--shadow-modal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.open .modal-window {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 32px 40px 24px 40px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--white);
  position: sticky;
  top: 0;
  z-index: 10;
}

.modal-title-wrap h3 {
  font-size: 1.5rem;
  font-weight: 750;
  letter-spacing: -0.03em;
}

.modal-title-wrap p {
  font-size: 0.9rem;
  color: #666666;
}

.modal-close-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--black);
  opacity: 0.5;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--transition-fast), background-color var(--transition-fast);
}

.modal-close-btn:hover {
  opacity: 1;
  background-color: rgba(17, 17, 17, 0.05);
}

.modal-body {
  padding: 40px;
  overflow-y: auto;
  flex-grow: 1;
}

@media (max-width: 600px) {
  .modal-overlay {
    padding: 12px;
  }
  .modal-header {
    padding: 24px 20px 16px 20px;
  }
  .modal-body {
    padding: 24px 20px;
  }
}

/* 13. ACCORDION / EXPANDABLE POST PREVIEWS */
.post-card {
  background-color: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 20px;
  transition: border-color var(--transition-fast);
}

.post-card:hover {
  border-color: var(--border-hover);
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.post-avatar-placeholder {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #e9e5de;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent);
}

.post-user-info h4 {
  font-size: 0.95rem;
  font-weight: 700;
}

.post-user-info p {
  font-size: 0.8rem;
  color: #777777;
}

.post-content {
  font-size: 0.95rem;
  color: #222222;
  line-height: 1.55;
}

.post-expanded-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.post-card.expanded .post-expanded-content {
  max-height: 2000px;
  margin-top: 12px;
  border-top: 1px solid var(--border-light);
  padding-top: 16px;
}

.post-expand-btn {
  background: none;
  border: none;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  padding: 4px 0;
  margin-top: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: opacity var(--transition-fast);
}

.post-expand-btn:hover {
  opacity: 0.8;
}

/* 14. BRAND SYSTEM CASE STUDY ITEMS */
.brand-system-section {
  margin-bottom: 40px;
}

.brand-system-section h4 {
  font-size: 1.15rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--accent);
}

.brand-system-section p {
  font-size: 0.95rem;
  margin-bottom: 10px;
  color: #444444;
}

.brand-image-placeholder {
  width: 100%;
  height: 240px;
  background-color: #f6f3ed;
  border: 1px dashed var(--border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #777777;
  padding: 24px;
  text-align: center;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.brand-image-placeholder:hover {
  border-color: var(--accent);
  background-color: #f2efe9;
}

.brand-image-placeholder svg {
  margin-bottom: 12px;
  color: #999999;
}

.brand-image-placeholder span {
  font-size: 0.85rem;
  font-weight: 600;
}

.brand-image-placeholder small {
  font-size: 0.75rem;
  color: #999999;
  margin-top: 4px;
}

/* 15. POST TITLES */
.post-title {
  font-size: 1.05rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--accent);
}

/* 16. IMAGE CAROUSEL */
.carousel {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  background: #1a1a2e;
  max-width: 480px;
  margin: 0 auto;
}

.carousel-track-container {
  overflow: hidden;
  border-radius: 8px;
}

.carousel-track {
  display: flex;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.carousel-slide {
  min-width: 100%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-slide img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  object-fit: contain;
}

/* Carousel Arrow Buttons */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
  z-index: 5;
}

.carousel-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-50%) scale(1.08);
}

.carousel-btn-prev {
  left: 12px;
}

.carousel-btn-next {
  right: 12px;
}

/* Carousel Dot Indicators */
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 12px 0;
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, transform 0.2s ease;
}

.carousel-dot.active {
  background: #ffffff;
  transform: scale(1.25);
}

.carousel-dot:hover {
  background: rgba(255, 255, 255, 0.7);
}

@media (max-width: 480px) {
  .carousel-btn {
    width: 32px;
    height: 32px;
  }
  .carousel-btn svg {
    width: 14px;
    height: 14px;
  }
  .carousel {
    max-width: 100%;
  }
}

/* 16.5 BRAND CASE STUDY UNIFIED LAYOUT */
.section-badge {
  display: inline-block;
  background: var(--accent);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 8px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.modal-section-title {
  font-size: 1.15rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--accent);
}

.modal-section-intro {
  font-size: 0.95rem;
  color: #555555 !important;
  line-height: 1.5;
  margin-bottom: 16px;
}

/* Global Modal Paragraph Overrides */
.modal-body p {
  margin-bottom: 16px !important;
}
.modal-body p:last-child {
  margin-bottom: 0 !important;
}

/* Strategy Grid */
.strategy-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 20px 0;
}

.strategy-card {
  background: rgba(17, 17, 17, 0.02);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.strategy-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.strategy-card h5 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  margin: 0 0 8px 0;
}

.strategy-card p {
  font-size: 0.88rem;
  color: #555555 !important;
  margin: 0;
  line-height: 1.5;
}

/* Document CTA Card */
.doc-download-card {
  display: flex;
  align-items: center;
  background: rgba(10, 102, 194, 0.03);
  border: 1px solid rgba(10, 102, 194, 0.12);
  border-radius: 8px;
  padding: 20px;
  margin: 24px 0 12px 0;
  gap: 20px;
}

.doc-icon {
  background: rgba(10, 102, 194, 0.08);
  color: var(--accent);
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.doc-details {
  flex-grow: 1;
}

.doc-details h6 {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 4px 0;
  color: var(--accent);
}

.doc-details p {
  font-size: 0.85rem;
  color: #666666 !important;
  margin: 0;
  line-height: 1.4;
}

@media (max-width: 600px) {
  .doc-download-card {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    gap: 16px;
  }
  .doc-icon {
    margin: 0 auto;
  }
}

/* Comparison Layout */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin: 20px 0 28px 0;
}

@media (max-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.comparison-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  display: flex;
  flex-direction: column;
}

.comparison-card h5 {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 12px 0;
  color: var(--accent);
}

.comparison-visuals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  background: #fdfcf9;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  margin-bottom: 12px;
}

.visual-panel {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  aspect-ratio: 1.25;
}

.visual-panel img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.visual-panel:hover img {
  transform: scale(1.05);
}

.comparison-badge {
  position: absolute;
  top: 6px;
  left: 6px;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 6px;
  border-radius: 4px;
  z-index: 2;
  letter-spacing: 0.03em;
  box-shadow: 0 2px 4px rgba(0,0,0,0.06);
}

.badge-before {
  background: #f3f3f3;
  color: #666666;
  border: 1px solid #e0e0e0;
}

.badge-after {
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #c8e6c9;
}

.comparison-caption {
  font-size: 0.85rem;
  color: #555555 !important;
  margin: 0;
  line-height: 1.5;
  flex-grow: 1;
}

/* Post Embedded Slide Iframe */
.post-carousel-wrapper {
  margin-top: 16px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.post-carousel-iframe-container {
  position: relative;
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #1a1a2e;
  box-shadow: inset 0 2px 8px rgba(0,0,0,0.2);
}

/* Newsletter Showcase Card */
.newsletter-showcase-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  margin-top: 16px;
  position: relative;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.newsletter-showcase-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.newsletter-badge {
  display: inline-block;
  background: rgba(10, 102, 194, 0.08);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 8px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.newsletter-title {
  font-size: 1.15rem;
  font-weight: 750;
  margin: 0 0 8px 0;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.newsletter-excerpt {
  font-size: 0.92rem;
  color: #555555 !important;
  line-height: 1.5;
  margin: 0 0 16px 0;
  font-style: italic;
}

.newsletter-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.meta-tag {
  background: #f6f5f0;
  border: 1px solid var(--border);
  color: #666666;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
}

/* 17. ANIMATIONS & LOAD STATES */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(25px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-up {
  opacity: 0;
  animation: fade-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.12s; }
.delay-2 { animation-delay: 0.24s; }
.delay-3 { animation-delay: 0.36s; }
.delay-4 { animation-delay: 0.48s; }

/* 18. PREMIUM REVEAL ON SCROLL & MICRO-INTERACTIONS */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

/* Card Micro-interactions */
.work-card, .service-card, .cta-box {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.2s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.work-card:hover, .service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(17, 17, 17, 0.04) !important;
  border-color: rgba(17, 17, 17, 0.16) !important;
}

/* Modal Close Button Micro-Rotation */
.modal-close-btn svg {
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-close-btn:hover svg {
  transform: rotate(90deg);
}

/* Pill CTA Interactive Scale Hover */
.btn-pill {
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.2s ease,
              border-color 0.2s ease !important;
}

.btn-pill:hover {
  transform: translateY(-2px) scale(1.02) !important;
}

.btn-pill:active {
  transform: translateY(0) scale(0.98) !important;
}