/* --- ANGELA'S PRO DESIGN SYSTEM V3 --- */
:root {
  --orange: #f97316;
  --rose: #fb7185;
  --slate-900: #0f172a;
  --slate-600: #475569;
  --slate-200: #e2e8f0;
  --slate-50: #f8fafc;
  
  /* The "Tailwind Shadow" Scale */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

* { 
  box-sizing: border-box; 
  transition: all 0.3s ease; /* Makes everything feel smooth */
}

body {
  margin: 0;
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--slate-900);
  background: #ffffff;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- GLASS NAVIGATION --- */
.nav-bar {
  position: fixed;
  top: 0;
  width: 100%;
  height: 68px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--slate-200);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--slate-900);
}

.nav-links {
  display: flex;
  gap: 8px;
  align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--slate-600);
    font-weight: 600;
    font-size: 0.875rem;
    position: relative;
    padding: 6px 12px;
    border-radius: 6px;
    transition: color 0.2s ease, background 0.2s ease;
}

.nav-links a:hover {
    color: var(--slate-900);
    background: var(--slate-100);
}

.nav-links a.active {
    color: var(--slate-900);
}

/* Underline for active state */
.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 2px;
    left: 12px;
    right: 12px;
    background-color: #da6e30;
    transition: width 0.25s ease;
    border-radius: 2px;
}

.nav-links a.active::after {
    width: calc(100% - 24px);
}

.nav-links a:hover::after {
    width: calc(100% - 24px);
}

/* Resume CTA — outlined style */
.nav-links a.nav-cta {
    color: var(--slate-900);
    border: 1.5px solid var(--slate-300);
    border-radius: 99px;
    padding: 6px 16px;
    font-weight: 700;
    background: transparent;
    transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.nav-links a.nav-cta:hover {
    background: var(--slate-900);
    color: #fff;
    border-color: var(--slate-900);
}

.nav-links a.nav-cta::after { display: none; }

/* Logo link */
a.logo {
    text-decoration: none;
    color: inherit;
    white-space: nowrap;
}

/* Mobile nav */
@media (max-width: 640px) {
    .nav-bar {
        height: auto;
        padding: 10px 0;
    }
    .nav-content {
        flex-wrap: wrap;
        gap: 6px 0;
        row-gap: 6px;
    }
    .logo {
        font-size: 0.9rem;
        flex: 1 0 100%;
    }
    .nav-links {
        flex: 1 0 100%;
        gap: 2px;
        justify-content: flex-start;
    }
    .nav-links a { padding: 5px 8px; font-size: 0.78rem; }
    .nav-links a.nav-cta { padding: 4px 12px; }
}




.btn-primary {
  background: #da6e30;
  color: #fff !important;
  padding: 12px 28px;
  border-radius: 99px;
}

.btn-primary:hover {
  background: linear-gradient(90deg, var(--orange), var(--rose));
  transform: translateY(-2px);
  box-shadow: 0 10px 15px -3px rgba(249, 115, 22, 0.3);
}

/* --- HERO SECTION WITH GRADIENT --- */
.hero {
  padding: 180px 24px 120px;
  text-align: center;
  /* Fixed: Visible gradient from soft peach to white */
  background: linear-gradient(180deg, #fff7ed 0%, #ffffff 100%);
}

.hero h1 { 
  font-size: 4.5rem; 
  font-weight: 800; 
  letter-spacing: -0.04em; 
  margin: 24px 0; 
  line-height: 1.1;
}

/* FIXED: Gradient Text that actually shows up */
.gradient-text {
  background: linear-gradient(90deg, var(--orange) 0%, var(--rose) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.status-badge {
  background: #ffedd5;
  color: #9a3412;
  padding: 8px 18px;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-text {
  max-width: 650px;
  margin: 0 auto;
  color: var(--slate-600);
  font-size: 1.25rem;
}

/* --- CARDS & GRID --- */
.section-title { 
  font-size: 2.25rem; 
  font-weight: 800; 
  margin-top: 100px;
  margin-bottom: 48px; 
  letter-spacing: -0.02em;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 40px;
}

.card {
  background: #fff;
  border-radius: 32px;
  border: 1px solid var(--slate-200);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover { 
  transform: translateY(-12px); 
  box-shadow: var(--shadow-xl);
  border-color: rgba(249, 115, 22, 0.2);
}

.card-img {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-color: var(--slate-50);
  transition: transform 0.5s ease;
}

/* --- MODAL (POP-UP PAGE) STYLES --- */
.modal-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(8px);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    padding: 20px;
}

.modal-content {
    background: white;
    width: 100%;
    max-width: 900px;
    max-height: 90vh;
    border-radius: 24px;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-xl);
    animation: modalSlide 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlide {
    from { opacity: 0; transform: translateY(50px); }
    to { opacity: 1; transform: translateY(0); }
}

.modal-header-img {
    width: 100%;
    height: 350px;
    background-size: cover;
    background-position: center;
}

.modal-body {
    padding: 40px;
}

.modal-sub-info {
    display: flex;
    gap: 20px;
    color: var(--slate-600);
    font-size: 0.9rem;
    margin: 15px 0 25px;
}

.modal-description {
    font-size: 1.1rem;
    color: var(--slate-600);
    line-height: 1.7;
    margin-bottom: 30px;
}

.gallery-label {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--slate-600);
    border-bottom: 1px solid var(--slate-200);
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 25px;
    z-index: 100;
    
    /* THE FIX: Fixed dimensions and ratio */
    width: 40px;
    height: 40px;
    aspect-ratio: 1 / 1;
    flex-shrink: 0; /* Prevents the modal from squishing it */

    /* Centering the X */
    display: flex;
    align-items: center;
    justify-content: center;
    
    /* Visual Style */
    background: white;
    border-radius: 50%; /* Perfect circle */
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    font-size: 1.2rem;
    color: #0f172a;
    transition: transform 0.2s ease, background 0.2s ease;
}

.close-modal:hover {
    transform: scale(1.1);
    background: #f8fafc;
}
/* Project Image Classes */
.vacfss-img { background-image: url('https://the-peak.ca/wp-content/uploads/2024/10/Angela_Shen_Queer-Dating.png'); }
.solidguard-img { background-color: #f3e8ff; display: flex; align-items: center; justify-content: center; font-size: 3rem; }

.card-body { padding: 32px; }

.tag {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  display: block;
  padding: 4px 12px;
  border-radius: 50px;
  border: 1px solid transparent;
}
.orange { color: var(--orange); }
.purple { color: #a855f7; }

/* --- PHOTO MASONRY --- */
.photo-masonry {
  column-count: 3;
  column-gap: 24px;
}

.photo-masonry img {
  width: 100%;
  margin-bottom: 24px;
  border-radius: 24px;
  box-shadow: var(--shadow-sm);
  cursor: zoom-in;
}

.photo-masonry img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-xl);
}

/* Mobile Adjustments */
@media (max-width: 768px) {
  .hero h1 { font-size: 3rem; }
  .project-grid { grid-template-columns: 1fr; }
  .photo-masonry { column-count: 2; }
}

.footer {
  padding: 48px 0 40px;
  color: var(--slate-500);
  border-top: 1px solid var(--slate-200);
  margin-top: 120px;
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-name {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--slate-900);
  letter-spacing: -0.01em;
}

.footer-copy {
  color: var(--slate-500);
  font-size: 0.8rem;
  line-height: 1.5;
}

.footer-links {
  display: flex;
  gap: 24px;
  align-items: center;
}

.footer-links a {
  color: var(--slate-500);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.85rem;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--slate-900);
}

@media (max-width: 600px) {
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-links { gap: 16px; }
}

/* --- LIGHTBOX (EXPAND) STYLES --- */
#lightbox {
  position: fixed;
  z-index: 2000; /* Higher than the nav bar */
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.95); /* Deep slate blurred background */
  backdrop-filter: blur(8px);
  display: none; /* Hidden by default */
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
  padding: 40px;
}

#lightbox img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain; /* THE FIX: Ensures the whole image fits without cropping */
  border-radius: 12px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  animation: zoomIn 0.3s ease-out;
}

@keyframes zoomIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

.close-btn {
  position: absolute;
  top: 30px;
  right: 40px;
  color: white;
  font-size: 3rem;
  font-weight: 200;
  line-height: 1;
}


/* --- HOVER OVERLAY SYSTEM --- */
.card-img-container {
  position: relative;
  height: 280px;
  overflow: hidden;
}



/* The "Click to learn more" overlay */
.card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.6); /* Dark tint */
  backdrop-filter: blur(4px); /* Blur effect */
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0; /* Hidden by default */
  transition: opacity 0.3s ease;
}

.overlay-text {
  color: white;
  font-weight: 700;
  font-size: 1rem;
  border: 2px solid white;
  padding: 10px 20px;
  border-radius: 99px;
  transform: translateY(10px);
  transition: transform 0.3s ease;
}

/* Hover Actions */
.card:hover .card-overlay {
  opacity: 1;
}

.card:hover .overlay-text {
  transform: translateY(0);
}

.card:hover .card-img {
  transform: scale(1.1); /* Subtle zoom effect on the image */
}

/*butterfly animation stuff*/
#trigger-area {
    position: relative;
    display: inline-block;
}

#butterfly-art {
    /* MUST include 'px' for live deployment */
    width: 45px !important; 
    height: auto;
    
    /* Ensure it's not restricted by the paragraph text */
    position: fixed; 
    z-index: 99999; 
    pointer-events: none;
    
    /* Initial state */
    opacity: 0; 
    transition: opacity 0.5s ease;
}
.butterfly-rest {
    animation: breathe 3s infinite ease-in-out;
}

.butterfly-following {
    animation: flutter 0.12s infinite alternate ease-in-out !important;
}

#butterfly-art.hidden {
    opacity: 0 !important;
    pointer-events: none !important;
    visibility: hidden !important;
    transition: opacity 0.4s ease, visibility 0.4s;
}

.butterfly-hidden {
    opacity: 0 !important;
    transition: opacity 0.4s ease-out !important;
    pointer-events: none;
}

@keyframes breathe {
    0%, 100% { transform: scaleX(1); }
    50% { transform: scaleX(0.8); }
}

@keyframes flutter {
    from { transform: scaleX(1); }
    to { transform: scaleX(0.5); }
}

/*modal - page` transition*/

/* When this class is added, the modal fills the whole screen and removes the "pop-up" shadow */
.modal-overlay.full-page-mode {
    display: block !important;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #fff; /* Or your portfolio's background color */
    overflow-y: auto; /* Allow the user to scroll down the "new page" */
    z-index: 100000;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Hide the close button if you want it to feel like a real new page */
.full-page-mode .close-modal {
    display: none;
}


/*bloging style*/

/* Blog Page Specific Styles */
.blog-header {
    padding: 100px 0 50px;
    text-align: center;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.blog-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.blog-card a {
    text-decoration: none;
    color: inherit;
}

.blog-img {
    height: 250px;
    background-size: cover;
    background-position: center;
    border-bottom: 1px solid #eee;
}

.blog-content {
    padding: 25px;
}

.blog-date {
    font-size: 0.8rem;
    color: #f89c33; /* Matching your butterfly orange */
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.blog-content h3 {
    margin: 10px 0;
    font-size: 1.5rem;
}

/* Container to keep tags tidy */
.tag-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

/* Category-Specific Colors */
.tag-tech {
    background: #f0f4f8; /* Soft blue */
    color: #1a3a5a;
}

.tag-impact {
    background: #fff8f0; /* Soft orange (Matches your butterfly) */
    color: #d44d1e;
    border-color: #f89c33;
}

.tag-skill {
    background: #f3f0f7; /* Soft purple */
    color: #5a1a5a;
}


/* --- JOURNAL CONTAINER --- */
#journal-book {
    width: 800px;
    height: 500px;
    position: relative;
    perspective: 1500px; /* REQUIRED for depth */
    margin: 50px auto;
    font-family: 'Inter', sans-serif; /* Your portfolio font */
    color:black
}

/* --- BASE PAGE STYLE (Acts as a container for front/back) --- */
.page-container {
    width: 50%; /* Book occupies half the parent width */
    height: 100%;
    position: absolute;
    top: 0;
    right: 0;
    transform-origin: left center;
    transition: transform 0.8s cubic-bezier(0.645, 0.045, 0.355, 1);
    transform-style: preserve-3d; /* CRITICAL: Allows 3D faces */
    z-index: 1;
}

/* --- THE FLIP ACTION (Controlled by JS) --- */
.page-container.flipped {
    transform: rotateY(-180deg);
}

/* --- SHARED STYLING FOR FRONTS & BACKS --- */
.front, .back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden; /* CRITICAL: Hides the mirrored side */
    padding: 40px;
    background: #fffcf5; /* Paper texture */
    box-shadow: inset 3px 0px 20px rgba(0,0,0,0.1);
    border: 1px solid #e0ddd5;
    overflow: hidden;
}

/* --- STYLING THE FRONT FACES --- */
.front {
    z-index: 2;
    transform: rotateY(0deg);
}

/* --- STYLING THE BACK FACES (THE FIX!) --- */
.back {
    z-index: 1;
    transform: rotateY(180deg); /* Counter-rotates so text is correct */
    background: #fdfaf3; /* Slightly darker "aged" paper look */
}

/* --- SPECIAL COVER STYLE --- */
.cover-page {
    background: #000;
    color: #fff;
}
.cover-page .back {
    background: #325; /* Back of black cover */
}

.journal-controls {
    display: flex !important;
    flex-direction: row !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 20px !important;
    
    /* Absolute positioning relative to the journal-book */
    position: absolute;
    left: 50%;
    bottom: -100px; /* Adjust this to move them further down if needed */
    transform: translateX(-50%);
    
    /* Force it to stay on the very top layer */
    z-index: 9999; 
    width: 400px; /* Give it a fixed width so it can't collapse */
}

.journal-controls button {
    flex: 1; /* Makes both buttons equal width */
    max-width: 160px;
    height: 48px;
    
    background: #000;
    color: #fff;
    border: none;
    border-radius: 90px; /* Matches your 'Get in Touch' button */
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: transform 0.2s ease, background 0.2s ease;
}

/* responsiveness for the blog page simluatoin  */
@media (max-width: 768px) {
    /* 1. Make the container fill the screen width */
    .journal-wrapper { 
        width: 95vw; 
        perspective: 1000px;
    }

    /* 2. Disable the "spread" look—stack pages on top of each other */
    .page-container {
        width: 100%;
        left: 0;
    }

    /* 3. Adjust the flip animation for a single-page feel */
    .page-container.flipped {
        transform: rotateY(-180deg) translateX(-100%); /* Moves it out of view */
        opacity: 0; /* Optional: fades out so it doesn't overlap mobile edges */
        pointer-events: none;
    }

    /* 4. Ensure the paper texture and padding don't cramp the text */
    .front, .back {
        padding: 20px;
        box-shadow: none; /* Shadow looks weird on single pages */
    }
}

/* This targets the headings specifically within your journal pages */
.front h1, .front h2, .back h1, .back h2 {
    color: #1a1a1a; /* A deep charcoal/black */
    z-index: 10;
    position: relative;
}

/* If you want the cover titles to stay white on the black background */
.cover-page .front h1, .cover-page .front h2 {
    color: #ffffff;
}

/* 1. Set a base dark color for all journal text */
.front, .back {
    color: #1a1a1a !important;
}

/* 2. Specifically ensure headers inside pages are dark */
.front h2, .back h2, .front h3, .back h3 {
    color: #1a1a1a !important;
}

/* 3. ONLY the cover page title should stay white */
.cover-page .front .portfolio-title {
    color: #ffffff !important;
}


/* --- CASE STUDY PAGES --- */
.case-hero {
    padding: 140px 24px 80px;
    text-align: center;
    background: linear-gradient(to bottom, #fff7ed, #ffffff);
}

.case-hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -2px;
    margin: 24px 0;
    line-height: 1.1;
}

.case-meta {
    display: flex;
    gap: 32px;
    justify-content: center;
    margin-top: 24px;
    flex-wrap: wrap;
}

.case-meta-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.case-meta-label {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--slate-600);
}

.case-meta-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--slate-900);
}

.case-section {
    padding: 80px 0;
    max-width: 900px;
    margin: 0 auto;
}

.case-section h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.case-section h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 48px 0 20px;
    letter-spacing: -0.5px;
}

.case-section h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 32px 0 12px;
    color: var(--orange);
}

.case-section p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--slate-600);
    margin-bottom: 16px;
}

.case-img {
    width: auto;
    max-width: 100%;
    max-height: 60vh;
    display: block;
    margin: 40px auto;
    border-radius: 16px;
    border: 1px solid var(--slate-200);
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    box-shadow: 0 12px 24px -5px rgb(0 0 0 / 0.1);
}

.spirit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin: 48px 0;
}

.spirit-card {
    text-align: center;
    padding: 24px;
    background: white;
    border-radius: 24px;
    border: 1px solid var(--slate-200);
}

.spirit-card h4 {
    margin-top: 16px;
    color: var(--slate-900);
}

.spirit-card p {
    font-size: 0.95rem;
    margin-top: 8px;
}

.spirit-card img {
    width: 100%;
    height: auto;
    border-radius: 16px;
}

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 48px 0;
}

.highlight-box {
    background: #fff7ed;
    border-left: 4px solid var(--orange);
    padding: 24px;
    border-radius: 12px;
    margin: 32px 0;
}

.highlight-box h3 {
    margin-top: 0;
    color: var(--orange);
}

@media (max-width: 768px) {
    .case-hero h1 { font-size: 2.5rem; }
    .two-col { grid-template-columns: 1fr; }
    .spirit-grid { grid-template-columns: 1fr; }
}
/* --- SCROLL HINT ARROW --- */
.hero,
.case-hero {
    position: relative;
}

.scroll-hint {
    position: absolute;
    bottom: 1.75rem;
    left: 50%;
    transform: translateX(-50%);
    width: 52px;
    height: 32px;
    background-image: url("data:image/svg+xml,%3Csvg width='52' height='32' viewBox='0 0 52 32' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 6 L26 26 L48 6' stroke='%23f97316' stroke-width='6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.3;
    cursor: pointer;
    transition: opacity 0.2s;
    animation: scroll-bounce 3.5s ease-in-out infinite;
}

.scroll-hint:hover { opacity: 0.6; }

.scroll-hint span { display: none; }

@keyframes scroll-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(9px); }
}

/* ── Scroll hint: fixed up-arrow state ── */
.scroll-hint.is-up {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    opacity: 0.55;
    background-image: url("data:image/svg+xml,%3Csvg width='52' height='32' viewBox='0 0 52 32' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 26 L26 6 L48 26' stroke='%23f97316' stroke-width='6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    animation: scroll-bounce-up 3.5s ease-in-out infinite;
    z-index: 100;
}
.scroll-hint.is-up:hover { opacity: 0.85; }

@keyframes scroll-bounce-up {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(-9px); }
}

/* ─────────────────────────────────────────────────────────
   CASE STUDY LAYOUT ENHANCEMENTS
   ───────────────────────────────────────────────────────── */

/* ── Role / Impact Strip ── */
.cs-role-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--slate-200);
    border: 1px solid var(--slate-200);
    border-radius: 16px;
    overflow: hidden;
    margin: 0 0 16px;
}
.cs-role-item {
    background: #fff;
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.cs-role-label {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--slate-500);
}
.cs-role-value {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--slate-900);
    line-height: 1.4;
}
@media (max-width: 860px) {
    .cs-role-strip { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px) {
    .cs-role-strip { grid-template-columns: 1fr; }
}

/* ── Phase Divider ── */
.cs-phase {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 80px 0 0;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}
.cs-phase-label {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #da6e30;
    white-space: nowrap;
    flex-shrink: 0;
}
.cs-phase::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--slate-200);
}

/* ── Sticky Progress Sidebar ── */
.cs-progress {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    left: max(16px, calc(50% - 560px));
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    z-index: 100;
    padding: 12px 8px;
}

/* vertical connecting line behind the dots */
.cs-progress::before {
    content: '';
    position: absolute;
    left: 15px; /* horizontally centred on the 8px dot (8px padding-left + 4px half-dot + 3px nudge for visual centre) */
    top: 28px;
    bottom: 28px;
    width: 1.5px;
    background: linear-gradient(to bottom, transparent 0%, var(--slate-300) 12%, var(--slate-300) 88%, transparent 100%);
    pointer-events: none;
    z-index: 0;
}
.cs-progress-dot {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    position: relative;
    z-index: 1;
    text-decoration: none;
    padding: 5px 0;
}
.cs-progress-dot-inner {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--slate-300);
    flex-shrink: 0;
    transition: background 0.25s ease, transform 0.25s ease, width 0.25s ease, height 0.25s ease, border-radius 0.25s ease;
}
.cs-progress-dot-text {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--slate-400);
    white-space: nowrap;
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity 0.2s ease, transform 0.2s ease, color 0.2s ease;
    pointer-events: none;
}
.cs-progress:hover .cs-progress-dot-text {
    opacity: 1;
    transform: translateX(0);
}
.cs-progress-dot:hover .cs-progress-dot-inner {
    background: #da6e30;
    transform: scale(1.4);
}
.cs-progress-dot.active .cs-progress-dot-inner {
    width: 16px;
    height: 13px;
    border-radius: 0;
    background-color: transparent;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 13'%3E%3Cellipse cx='4.5' cy='4' rx='4' ry='3.2' fill='%23da6e30' transform='rotate(-28 4.5 4)'/%3E%3Cellipse cx='4' cy='9.5' rx='3.2' ry='2.2' fill='%23da6e30' opacity='.7' transform='rotate(22 4 9.5)'/%3E%3Cellipse cx='11.5' cy='4' rx='4' ry='3.2' fill='%23da6e30' transform='rotate(28 11.5 4)'/%3E%3Cellipse cx='12' cy='9.5' rx='3.2' ry='2.2' fill='%23da6e30' opacity='.7' transform='rotate(-22 12 9.5)'/%3E%3Cellipse cx='8' cy='6.5' rx='1' ry='4.5' fill='%23923d12'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    transform: none;
}
.cs-progress-dot:hover .cs-progress-dot-text,
.cs-progress-dot.active .cs-progress-dot-text {
    color: #da6e30;
    opacity: 1;
    transform: translateX(0);
}
/* hide sidebar when viewport is too narrow to have room */
@media (max-width: 1100px) {
    .cs-progress { display: none; }
}

/* --- END OF ANGELA'S PRO DESIGN SYSTEM V3 --- */