/* --- GLOBAL STYLES & VARIABLES --- */
:root {
  --bg-color: #1A1A1A;
  --text-color: #F5F5F0;
  --primary-accent: #00FFFF;
  --secondary-accent: #FF4D00;
  --glass-bg: rgba(26, 26, 26, 0.5);
  --primary-accent-trans: rgba(0, 255, 255, 0.2);
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Lora', serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

html {
  box-sizing: border-box;
  font-size: 16px;
}

*, *:before, *:after {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow: hidden; /* Prevent body scroll */
  display: flex;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

h2 {
  font-size: 3rem;
  margin-bottom: 2rem;
  text-align: center;
  text-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}

h2 span {
  display: inline-block;
  transition: transform 0.1s;
}

a {
  color: var(--primary-accent);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: white;
}

/* --- PRELOADER --- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}
.monogram-container {
    position: relative;
}
.monogram-svg {
    width: 400px;
    height: 100px;
    overflow: visible;
}
.monogram-svg path {
    fill: none;
    stroke: var(--primary-accent);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.sparkle {
    position: absolute;
    background: white;
    border-radius: 50%;
    opacity: 0;
}
.bolt {
    position: absolute;
    background: linear-gradient(var(--primary-accent), transparent);
    opacity: 0;
}


/* --- LAYOUT & SCROLL-SNAPPING --- */
#sidebar-container {
  flex-shrink: 0;
  width: 90px;
  height: 100vh;
  position: relative;
  z-index: 100;
}

main#root {
  height: 100vh;
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  flex-grow: 1;
}

.scroll-section {
  height: 100vh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2rem 4rem;
  position: relative;
  overflow: hidden;
}

/* --- SIDEBAR --- */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 90px;
  height: 100%;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 0;
  justify-content: space-between;
}

.sidebar-logo {
  height: 40px;
  perspective: 1000px;
}

.sidebar-logo-cube {
  width: 30px;
  height: 30px;
  position: relative;
  transform-style: preserve-3d;
  animation: rotate-cube 15s infinite linear;
}

.cube-face {
  position: absolute;
  width: 30px;
  height: 30px;
  border: 1px solid var(--primary-accent);
  color: var(--primary-accent);
  font-size: 1.2rem;
  font-weight: 900;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(0, 255, 255, 0.1);
}
.face-front  { transform: rotateY(  0deg) translateZ(15px); }
.face-back   { transform: rotateY(180deg) translateZ(15px); }
.face-right  { transform: rotateY( 90deg) translateZ(15px); }
.face-left   { transform: rotateY(-90deg) translateZ(15px); }
.face-top    { transform: rotateX( 90deg) translateZ(15px); }
.face-bottom { transform: rotateX(-90deg) translateZ(15px); }

@keyframes rotate-cube {
  from { transform: rotateX(0) rotateY(0); }
  to { transform: rotateX(360deg) rotateY(360deg); }
}

.sidebar-nav {
  position: relative;
}

.sidebar-nav ul {
  list-style: none;
}

.sidebar-nav li {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  margin-bottom: 2rem;
}

.sidebar-nav a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--text-color);
  opacity: 0.6;
  position: relative;
  padding-right: 10px;
  transition: opacity 0.3s ease, color 0.3s ease;
}

.sidebar-nav a.active, .sidebar-nav a:hover {
  opacity: 1;
  color: var(--primary-accent);
}

.sidebar-nav a.highlighted {
  opacity: 1;
  color: var(--secondary-accent);
  font-weight: bold;
}

.sidebar-active-indicator {
  position: absolute;
  left: 50%;
  transform: translateX(-50%) translateY(-50%);
  width: 40px;
  height: 100px; /* Adjust height based on link size */
  background: rgba(0, 255, 255, 0.1);
  border: 1px solid rgba(0, 255, 255, 0.3);
  border-radius: 20px;
  backdrop-filter: blur(5px);
  transition: top 0.5s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.5s ease;
  z-index: -1;
  opacity: 0;
}


.sidebar-progress-container {
  width: 2px;
  height: 100px;
  background: linear-gradient(to top, rgba(255,255,255,0.05), rgba(255,255,255,0.2));
  position: relative;
  border-radius: 2px;
}

.sidebar-progress-bar {
  width: 100%;
  background-color: var(--primary-accent);
  position: absolute;
  bottom: 0;
  height: 0%; /* controlled by JS */
  transition: height 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}


/* --- SECTION 1: HERO --- */
#hero {
  text-align: center;
}

.hero-name {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(2rem, 10vw, 6rem);
  letter-spacing: -0.02em;
}

.hero-name span {
  display: inline-block;
  transition: transform 0.1s;
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--primary-accent);
  margin: 1rem 0;
  min-height: 1.5rem; /* prevent layout shift */
  position: relative;
  display: inline-block;
}
/* Blinking Cursor for Typewriter */
.hero-tagline.typewriter::after {
  content: '_';
  font-weight: bold;
  animation: blink 1s step-end infinite;
}
.hero-tagline.typing-done::after {
  animation: none;
  content: '';
}
@keyframes blink {
  from, to { color: transparent }
  50% { color: var(--primary-accent); }
}

.hero-subtext {
  max-width: 600px;
  font-size: 1.1rem;
  opacity: 0.8;
  transition: all 0.5s ease;
}

.hero-personalization {
  margin-top: 2.5rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
}
.personalization-button {
  background: var(--glass-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-color);
  font-family: var(--font-mono);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  opacity: 0.8;
  backdrop-filter: blur(5px);
}
.personalization-button:hover {
  background: rgba(0, 255, 255, 0.1);
  color: var(--primary-accent);
  opacity: 1;
  transform: translateY(-2px);
  border-color: var(--primary-accent);
}

/* --- SECTION 2: VISION --- */
#vision {
  padding: 2rem;
}
.vision-content {
    max-width: 1000px;
    width: 100%;
}
.vision-content h2 {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  line-height: 1.5;
  text-shadow: none;
}
.vision-content.visible .word {
  opacity: 1;
  transform: translateY(0);
}
.vision-content .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.vision-content:hover #secure-word,
.vision-content:hover #tech-word {
  color: var(--primary-accent);
  text-shadow: 0 0 10px var(--primary-accent);
  position: relative;
}

.vision-content:hover #secure-word::after,
.vision-content:hover #tech-word::after {
  content: attr(data-text);
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  -webkit-text-stroke: 1px var(--primary-accent);
  color: transparent;
  animation: scramble 1.5s linear infinite;
}

@keyframes scramble {
  0% { clip-path: inset(90% 0 0 0); }
  10% { clip-path: inset(0 0 80% 0); }
  20% { clip-path: inset(50% 0 20% 0); }
  30% { clip-path: inset(10% 0 60% 0); }
  40% { clip-path: inset(70% 0 10% 0); }
  50% { clip-path: inset(30% 0 50% 0); }
  60% { clip-path: inset(85% 0 5% 0); }
  70% { clip-path: inset(5% 0 90% 0); }
  80% { clip-path: inset(40% 0 35% 0); }
  90% { clip-path: inset(75% 0 15% 0); }
  100% { clip-path: inset(90% 0 0 0); }
}


/* --- SECTION 3: CASE STUDIES --- */
.case-study-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 2rem;
  width: 100%;
  max-width: 1400px;
  height: 70vh;
}

.case-study-card {
  background: linear-gradient(145deg, rgba(40, 40, 40, 0.6), rgba(20, 20, 20, 0.6));
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05), 0 10px 20px rgba(0,0,0,0.3);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.3s ease, transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transform-style: preserve-3d;
}
.case-study-card:hover {
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.1), 0 20px 40px rgba(0,0,0,0.4), 0 0 30px var(--primary-accent-trans);
}

.case-study-card.bento-featured {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
}
.case-study-card.bento-secondary-1 {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
}
.case-study-card.bento-secondary-2 {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
}


.card-content {
  padding: 1.5rem;
}
.card-content h3 {
  font-size: 1.5rem;
  color: var(--primary-accent);
}
.card-content p {
  opacity: 0.8;
  margin: 0.5rem 0 1rem;
}
.card-content h4 {
  font-family: var(--font-mono);
  color: var(--secondary-accent);
  font-size: 0.8rem;
}
.card-preview {
  flex-grow: 1;
  background: #000;
}
.card-preview iframe {
  width: 100%;
  height: 100%;
  border: none;
  pointer-events: none; /* Make iframe non-interactive */
}
.card-preview-text {
  flex-grow: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  text-align: center;
  font-style: italic;
  opacity: 0.6;
}

/* --- SECTION 4: MOTION & AI --- */
.motion-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  width: 100%;
  max-width: 1400px;
}
.motion-card {
  background: linear-gradient(145deg, rgba(40, 40, 40, 0.6), rgba(20, 20, 20, 0.6));
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05), 0 10px 20px rgba(0,0,0,0.3);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
  transition: box-shadow 0.3s ease, transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transform-style: preserve-3d;
}
.motion-card:hover {
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.1), 0 20px 40px rgba(0,0,0,0.4), 0 0 30px var(--primary-accent-trans);
}

.motion-card h4 { font-size: 1.2rem; color: var(--primary-accent); }
.motion-card p { opacity: 0.7; font-size: 0.9rem; margin-top: 0.5rem; }
.video-embed {
  margin-top: 1rem;
  aspect-ratio: 9 / 16;
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
}
.video-embed iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* --- SECTION 5: TIMELINE --- */
.horizontal-scroll-section {
  justify-content: center;
  flex-direction: column;
}
.timeline-container {
  width: 100%;
  overflow-x: auto;
  padding: 2rem 0;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.timeline-container::-webkit-scrollbar {
  display: none;
}
.timeline-track {
  display: inline-flex;
  position: relative;
  align-items: center;
  padding: 4rem 80px;
  min-width: 100%;
}
.timeline-line {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.5), transparent);
  transform: translateY(-50%);
  z-index: 1;
}
.timeline-event {
  position: relative;
  width: 300px;
  margin: 0 50px;
  z-index: 2;
}
.timeline-event:nth-child(2n+1) { /* ODD -> TOP */
  transform: translateY(-160px);
}
.timeline-event:nth-child(2n) { /* EVEN -> BOTTOM */
  transform: translateY(160px);
}
.timeline-event::after { /* Pulsing Node */
  content: '';
  position: absolute;
  left: 50%;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary-accent);
  border: 2px solid var(--bg-color);
  box-shadow: 0 0 15px var(--primary-accent), 0 0 25px var(--primary-accent);
  z-index: 4;
  animation: pulse-signal 2.5s infinite cubic-bezier(0.66, 0, 0, 1);
  animation-delay: calc(var(--i, 0) * 0.2s);
}
.timeline-event:nth-child(2n+1)::after { /* TOP events, node is BELOW */
  bottom: -160px;
  transform: translateX(-50%);
}
.timeline-event:nth-child(2n)::after { /* BOTTOM events, node is ABOVE */
  top: -160px;
  transform: translateX(-50%);
}
.timeline-event::before { /* Connector Root */
  content: '';
  position: absolute;
  left: 50%;
  width: 3px;
  z-index: 3;
  background-color: rgba(0, 255, 255, 0.2);
  background-image: linear-gradient(transparent, var(--primary-accent), transparent);
  background-repeat: no-repeat;
  background-size: 100% 50px;
  animation: 4s linear infinite;
  animation-delay: calc(var(--i, 0) * 0.2s);
}
.timeline-event:nth-child(2n+1)::before { /* TOP events, root goes DOWN */
  height: 152px;
  bottom: -152px;
  transform: translateX(-50%);
  animation-name: travel-signal-down;
}
.timeline-event:nth-child(2n)::before { /* BOTTOM events, root goes UP */
  height: 152px;
  top: -152px;
  transform: translateX(-50%);
  animation-name: travel-signal-up;
}
@keyframes travel-signal-up {
  from { background-position: 50% 100%; }
  to { background-position: 50% -50px; }
}
@keyframes travel-signal-down {
  from { background-position: 50% 0%; }
  to { background-position: 50% 202px; }
}
@keyframes pulse-signal {
  0%, 100% {
    transform: translateX(-50%) scale(0.8);
    opacity: 0.7;
  }
  50% {
    transform: translateX(-50%) scale(1.2);
    opacity: 1;
    box-shadow: 0 0 20px var(--primary-accent), 0 0 35px var(--primary-accent);
  }
}
.timeline-content {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05), 0 10px 20px rgba(0,0,0,0.3);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
}
.timeline-content h4 {
  font-size: 1.5rem;
  color: var(--primary-accent);
}
.timeline-content p { opacity: 0.8; }

/* --- SECTION 6: STRATEGIC OUTCOMES --- */
.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  width: 100%;
  max-width: 1400px;
}
.outcome-card {
  background: linear-gradient(145deg, rgba(40, 40, 40, 0.6), rgba(20, 20, 20, 0.6));
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05), 0 10px 20px rgba(0,0,0,0.3);
  border-radius: 16px;
  padding: 2rem;
  transition: box-shadow 0.3s ease, transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transform-style: preserve-3d;
}
.outcome-card:hover {
   box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.1), 0 20px 40px rgba(0,0,0,0.4), 0 0 30px var(--primary-accent-trans);
}
.outcome-card h3 {
  color: var(--primary-accent);
  margin-bottom: 1rem;
}

/* --- SECTION 7: TESTIMONIALS --- */
.testimonial-grid {
  display: flex;
  gap: 2rem;
  max-width: 1200px;
}
.testimonial-card {
  background: linear-gradient(145deg, rgba(40, 40, 40, 0.6), rgba(20, 20, 20, 0.6));
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05), 0 10px 20px rgba(0,0,0,0.3);
  border-radius: 16px;
  padding: 2rem;
  width: 50%;
  transition: box-shadow 0.3s ease, transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transform-style: preserve-3d;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.testimonial-card:hover {
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.1), 0 20px 40px rgba(0,0,0,0.4), 0 0 30px var(--primary-accent-trans);
}
.testimonial-card blockquote {
  font-family: var(--font-body);
  font-size: 1.25rem;
  font-style: italic;
  border: none;
  padding: 0;
  flex-grow: 1;
}
.testimonial-card cite {
  display: block;
  margin-top: 1rem;
  font-family: var(--font-mono);
  color: var(--primary-accent);
  font-style: normal;
}

.testimonial-logo {
  margin-top: 1.5rem;
  align-self: flex-end;
  opacity: 0.6;
  transition: opacity 0.3s ease;
}

.testimonial-card:hover .testimonial-logo {
  opacity: 1;
}

.testimonial-logo img {
  max-height: 40px;
  width: auto;
  max-width: 150px;
  object-fit: contain;
}


/* --- SECTION 8: CONTACT --- */
.contact-content {
  text-align: center;
}
.contact-content h2 {
  font-family: var(--font-body);
  font-weight: 500;
  max-width: 600px;
}
.contact-button {
  display: inline-block;
  background: linear-gradient(145deg, var(--primary-accent), #00c6c6);
  color: var(--bg-color);
  font-family: var(--font-mono);
  padding: 1rem 2rem;
  border-radius: 5px;
  margin: 1rem 0;
  font-weight: bold;
  border: none;
  box-shadow: 0 5px 15px rgba(0, 255, 255, 0.2);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}
.contact-button:hover {
  transform: scale(1.05);
  color: var(--bg-color);
  box-shadow: 0 8px 25px var(--primary-accent);
}
.contact-button:active {
  transform: scale(0.98);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.5);
}
.contact-content p {
  font-size: 0.9rem;
  opacity: 0.7;
}

/* --- HIDDEN CONTACT OVERLAY --- */
.contact-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.7);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}
.contact-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.contact-modal {
  background: linear-gradient(145deg, rgba(40, 40, 40, 0.8), rgba(20, 20, 20, 0.8));
  border-radius: 16px;
  padding: 3rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
  max-width: 500px;
  width: 90%;
  position: relative;
  text-align: center;
  transform: scale(0.95);
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}
.contact-overlay.visible .contact-modal {
  transform: scale(1);
}
.close-modal-button {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.close-modal-button:hover {
  opacity: 1;
  transform: rotate(90deg);
}
.contact-modal h3 {
  font-size: 2rem;
  color: var(--primary-accent);
  margin-bottom: 0.5rem;
}
.contact-modal p {
  opacity: 0.8;
  margin-bottom: 2.5rem;
}
.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  transition: background 0.3s ease, color 0.3s ease;
  color: var(--text-color);
  font-family: var(--font-mono);
}
.contact-link:hover {
  background: var(--primary-accent-trans);
  color: var(--primary-accent);
}
.contact-icon {
  color: var(--primary-accent);
  display: flex;
  align-items: center;
}
.contact-icon svg {
  transition: transform 0.3s ease;
}
.contact-link:hover .contact-icon svg {
  transform: scale(1.1);
}


/* --- RESPONSIVE DESIGN --- */
@media (max-width: 1024px) {
  .scroll-section {
    padding: 2rem;
  }
  .case-study-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    height: auto;
    max-width: 600px;
  }
  .case-study-card.bento-featured,
  .case-study-card.bento-secondary-1,
  .case-study-card.bento-secondary-2 {
    grid-column: auto;
    grid-row: auto;
  }
  .motion-grid, .outcomes-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
  }
  .testimonial-grid {
    flex-direction: column;
  }
  .testimonial-card {
    width: 100%;
  }
  .timeline-event {
    width: 250px;
    margin: 0 2rem;
  }
}

@media (max-width: 768px) {
  body {
    flex-direction: column-reverse;
  }
  #sidebar-container {
    width: 100%;
    height: 60px;
    flex-shrink: 0;
  }
  .sidebar {
    width: 100%;
    height: 60px;
    flex-direction: row;
    padding: 0 1rem;
    bottom: 0;
    top: auto;
    border-right: none;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  .sidebar-nav {
    flex-grow: 1;
  }
  .sidebar-nav ul {
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 100%;
  }
  .sidebar-nav li {
    writing-mode: horizontal-tb;
    transform: none;
    margin: 0;
  }
  .sidebar-nav a {
    padding: 0.5rem;
    font-size: 0.7rem;
  }
  .sidebar-active-indicator {
     display: none; /* Hiding indicator on mobile for simplicity */
  }
  .sidebar-progress-container {
    display: none;
  }
  .hero-personalization {
    flex-direction: column;
    align-items: center;
  }
}