:root {
  /* Core Colors */
  --color-primary: #000000;
  --color-secondary: #ffffff;
  --color-accent: #111111;
  --color-border: #e5e5e5;
  --color-hover: #333333;
  --color-text-muted: #666666;
  /* fonts */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  /* Layout constraints */
  --spacing-container: clamp(1rem, 4vw, 2rem);
  --section-padding: clamp(3rem, 6vw, 5rem);
}

/* Reset & BaseStyles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-secondary);
  color: var(--color-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  font-size: 1rem; 
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -9999;
  pointer-events: none;
  background: transparent;
  opacity: 0.45;
  filter: url(#noiseFilter);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.1;
}

a {
  text-decoration: none;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--spacing-container);
}

.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.bg-light {
  background-color: #fafafa;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.divider {
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  margin-bottom: 2rem;
  transition: width 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.divider.visible {
  width: 60px;
}

/* Utilities */
.grid {
  display: grid;
  gap: 1.5rem;
}

.card {
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  background-color: var(--color-secondary);
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}



/* Skip Link */
.skip-link {
  position: absolute;
  top: -60px;
  left: 1rem;
  background: var(--color-primary);
  color: var(--color-secondary);
  padding: 0.75rem 1.5rem;
  z-index: 10001;
  font-family: var(--font-heading);
  font-weight: 600;
  transition: top 0.3s ease;
  border: 1px solid var(--color-secondary);
}

.skip-link:focus {
  top: 1rem;
}

/* Navbar Component */
.navbar {
  position: fixed;
  top: 50%;
  right: 1.5rem;
  left: auto;
  width: auto;
  transform: translateY(-50%);
  display: flex;
  justify-content: center;
  z-index: 100;
  padding: 0;
}

.menu {
  padding: 0.2rem;
  background-color: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-radius: 10px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.06), inset 0 1px 0 0 rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.06);
  gap: 0.15rem;
}

/* Navbar links */
.link {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 50px;
  height: 50px;
  border-radius: 8px;
  position: relative;
  z-index: 1;
  overflow: hidden;
  transform-origin: top center; 
  transition: height 0.2s ease-in, color 0.2s ease-in;
  text-decoration: none;
  color: var(--color-primary);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 11.5px;
}

.link::before {
  position: absolute;
  z-index: -1;
  content: "";
  display: block;
  border-radius: 8px;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  transform: translateY(100%); 
  transition: transform 0.2s ease-in;
  transform-origin: bottom center;
  background-color: #eeeeee;
}

.link:hover,
.link:focus {
  outline: 0;
  height: 72px;
  color: var(--color-primary);
}

.link:hover::before,
.link:focus::before {
  transform: translateY(0);
}

/* Keyboard-only focus ring (does not show on mouse click) */
.link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 8px;
}

.link.active-link {
  outline: 0;
  height: 72px;
  color: var(--color-secondary);
}

.link.active-link::before {
  transform: translateY(0);
  background-color: var(--color-primary);
}

/* Icon */
.link-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: static;
}

.link-icon svg {
  width: 20px;
  height: 20px;
  stroke-width: 16;
}

/* Title */
.link-title {
  position: static;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.15s ease-in, transform 0.2s ease-in;
  font-weight: 600;
  font-size: 9px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  pointer-events: none;
  white-space: nowrap;
  line-height: 1;
}

.link:hover .link-title,
.link:focus .link-title,
.link.active-link .link-title {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile View*/
@media (max-width: 768px) {
  .navbar {
    top: 1rem;
    bottom: unset;
    right: 0;
    left: 0;
    width: 100%;
    transform: none;
    padding: 0 1rem;
  }

  .menu {
    flex-direction: row;
    width: 100%;
    max-width: 340px;
    padding: 0.25rem;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08), inset 0 1px 0 0 rgba(255, 255, 255, 0.8);
    gap: 0.2rem;
  }

  .link {
    width: auto;
    height: 38px;
    flex: 1;
    flex-direction: row;
    justify-content: center;
    border-radius: 8px;
    transform-origin: center;
    transition: color 0.2s ease-in; 
  }

  .link:hover,
  .link:focus,
  .link.active-link {
    height: 38px; 
  }

  .link::before {
    border-radius: 8px;
    left: 0;
    transform: translateX(100%);
    transform-origin: center right;
  }

  .link:hover::before,
  .link:focus::before,
  .link.active-link::before {
    transform: translateX(0);
  }

  .link-icon {
    position: static;
  }

  .link-title {
    display: none !important;
  }

  /* Hero*/
  .hero {
    padding-top: 70px;
    padding-bottom: 2rem;
    min-height: unset;
  }

  /* Sections */
  .section {
    padding-bottom: calc(var(--section-padding));
  }

  footer.footer {
    padding-bottom: 2rem;
  }
}





/* CSS Buttons */
.fancy {
  background-color: transparent;
  border: 2px solid #000;
  border-radius: 0;
  box-sizing: border-box;
  color: #000;
  cursor: pointer;
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin: 0;
  outline: none;
  overflow: visible;
  padding: 1rem 2rem;
  position: relative;
  text-align: center;
  text-decoration: none;
  transition: all 0.3s ease-in-out;
  user-select: none;
  font-size: 12px;
}

.fancy::before {
  content: " ";
  width: 1.25rem;
  height: 2px;
  background: black;
  top: 50%;
  left: 1.2em;
  position: absolute;
  transform: translateY(-50%);
  transform-origin: center;
  transition: background 0.3s linear, width 0.3s linear;
}

.fancy .text {
  font-size: 1.1em;
  padding-left: 1em;
  display: block;
  text-align: left;
  transition: all 0.3s ease-in-out;
  text-transform: uppercase;
  color: black;
}

.fancy .top-key {
  height: 2px;
  width: 1.25rem;
  top: -2px;
  left: 0.5rem;
  position: absolute;
  background: white;
  transition: width 0.5s ease-out, left 0.3s ease-out;
}

.fancy .bottom-key-1 {
  height: 2px;
  width: 1.25rem;
  right: 1.5rem;
  bottom: -2px;
  position: absolute;
  background: white;
  transition: width 0.5s ease-out, right 0.3s ease-out;
}

.fancy .bottom-key-2 {
  height: 2px;
  width: 0.5rem;
  right: 0.5rem;
  bottom: -2px;
  position: absolute;
  background: white;
  transition: width 0.5s ease-out, right 0.3s ease-out;
}

.fancy:hover,
.fancy:focus {
  color: white;
  background: black;
  outline: none;
}

.fancy:focus-visible {
  outline: 2px solid #000;
  outline-offset: 3px;
}

.fancy:hover::before,
.fancy:focus::before {
  width: 0.75rem;
  background: white;
}

.fancy:hover .text,
.fancy:focus .text {
  color: white;
  padding-left: 0.5em;
}

.fancy:hover .top-key,
.fancy:focus .top-key {
  left: -2px;
  width: 0px;
}

.fancy:hover .bottom-key-1,
.fancy:hover .bottom-key-2,
.fancy:focus .bottom-key-1,
.fancy:focus .bottom-key-2 {
  right: 0;
  width: 0;
}


/*  Hero Section  */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}


.hero-content {
  position: relative;
  z-index: 1;
  animation: hero-entry 1.2s cubic-bezier(0.215, 0.61, 0.355, 1) both;
}

@keyframes hero-entry {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}





/*  Hero Stats Strip  */
.hero-stats {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 3rem;
  border: 1px solid var(--color-border);
  border-radius: 0;
  overflow: hidden;
  max-width: 560px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  padding: 1rem 1.5rem;
  flex: 1 1 auto;
  min-width: 110px;
}

.hero-stat-divider {
  width: 1px;
  align-self: stretch;
  background: var(--color-border);
}

.hero-stat-label {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
  font-family: var(--font-heading);
}

.hero-stat-value {
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-heading);
  color: var(--color-primary);
  white-space: nowrap;
}

@media (max-width: 480px) {
  .hero-stats {
    display: grid;
    grid-template-columns: 1fr 1px 1fr;
    max-width: 100%;
  }
  .hero-stat:nth-child(n+4) { display: none; } 
  .hero-stat-divider { width: 1px; align-self: stretch; }
}

@media (min-width: 481px) and (max-width: 768px) {
  .hero-stats {
    max-width: 100%;
  }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem); 
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.hero-name {
  display: block;
  font-weight: 700;
  white-space: nowrap;
}

.hero .tagline {
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  max-width: 550px;
}



/*  About Section  */
.about-grid {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
  flex-wrap: wrap;
}
.about-left {
  flex: 1 1 300px;
  min-width: 0;
}

.about-text {
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  line-height: 1.75;
  font-weight: 400;
  color: var(--color-accent);
}

/*  About Highlight Chips  */
.about-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.highlight-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border);
  font-size: 0.78rem;
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: border-color 0.3s ease, transform 0.3s ease, color 0.3s ease;
}

.highlight-chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.highlight-chip svg {
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .about-grid {
    flex-direction: column;
    gap: 2rem;
  }

}

/*  Services Grid  */
.services-grid {
  grid-template-columns: repeat(3, 1fr);
  position: relative;
  z-index: 2;
}

.card-service {
  position: relative;
  z-index: 2;
  background: var(--color-secondary);
  overflow: hidden;
}

/* Bento Grid Spanning */
@media (min-width: 992px) {
  .card-service:nth-child(1) {
    grid-column: span 2;
  }
  .card-service:nth-child(4) {
    grid-column: span 2;
  }
}

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

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

.card-service h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.card-service p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  position: relative;
  z-index: 1;
}

/* Skill Icon Containers */
.skill-icon-container {
  width: 48px;
  height: 48px;
  border: 1.5px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  background-color: var(--color-secondary);
  transition: background-color 0.3s ease, transform 0.3s ease, color 0.3s ease;
  position: relative;
  z-index: 1;
}

.card-service:hover .skill-icon-container {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  transform: rotate(-6deg);
}

.skill-icon-container svg {
  transition: stroke 0.3s ease;
}

/* Card index numbers */
.card-index {
  position: absolute;
  top: 0.5rem;
  right: 1rem;
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(0, 0, 0, 0.035);
  font-family: var(--font-heading);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  transition: color 0.3s ease;
}

.card-service:hover .card-index {
  color: rgba(0, 0, 0, 0.07);
}

/* Tech tag pills */
.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1.25rem;
  position: relative;
  z-index: 1;
}

.tech-tag {
  font-size: 0.65rem;
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  background: transparent;
  transition: border-color 0.3s ease, color 0.3s ease;
}

.card-service:hover .tech-tag {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/*  Projects  */
.projects-grid {
  display: grid !important;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
  padding-bottom: 0;
}

.project-card {
  position: relative;
  display: flex;
  align-items: stretch;
  background-color: #0a0a0a;
  overflow: hidden;
  padding: 0;
  border: 1px solid #222;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.project-card:hover {
  border-color: #ffffff;
  transform: translateY(-4px);
}

/* Bento Grid Spanning */
@media (min-width: 992px) {
  .project-card:nth-child(1) { grid-column: span 4; }
  .project-card:nth-child(2) { grid-column: span 4; }
  .project-card:nth-child(3) { grid-column: span 4; }
  .project-card:nth-child(4) { grid-column: span 6; }
  .project-card:nth-child(5) { grid-column: span 6; }
  .project-card:nth-child(6) { grid-column: span 4; }
  .project-card:nth-child(7) { grid-column: span 4; }
  .project-card:nth-child(8) { grid-column: span 4; }
}

@media (max-width: 991px) and (min-width: 577px) {
  .project-card { grid-column: span 6; }
}

@media (max-width: 576px) {
  .project-card { grid-column: span 12; }
}

.project-card-inner {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2.5rem 2rem;
  width: 100%;
  position: relative;
  z-index: 1;
  border-top: 3px solid transparent;
  transition: border-color 0.3s ease;
}

.project-card:hover .project-card-inner {
  border-top-color: #ffffff;
}

.project-category {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 0.85rem;
}

.project-card-inner h3 {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.project-card-inner p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

/* Project Tech Tags */
.project-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1.5rem;
}

.project-tech {
  font-size: 0.65rem;
  font-family: var(--font-heading);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.15rem 0.45rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.4);
  background: transparent;
  transition: border-color 0.3s ease, color 0.3s ease;
}

.project-card:hover .project-tech {
  border-color: rgba(255, 255, 255, 0.4);
  color: rgba(255, 255, 255, 0.8);
}

/* Faded index numbers */
.project-number {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.02);
  font-family: var(--font-heading);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  transition: color 0.3s ease;
}

.project-card:hover .project-number {
  color: rgba(255, 255, 255, 0.05);
}

/* Project Links */
.project-links {
  display: flex;
  gap: 0.5rem;
}

.project-btn {
  display: inline-block;
  padding: 0.45rem 1.1rem;
  border: 1px solid rgba(255,255,255,0.3);
  color: rgba(255,255,255,0.8);
  font-size: 0.75rem;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.project-btn:hover,
.project-btn:focus {
  background: #ffffff;
  border-color: #ffffff;
  color: #000000;
  outline: none;
}

.project-btn:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.8);
  outline-offset: 2px;
}

/*  Experience Timeline  */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 1.5rem; 
  position: relative;
  padding-left: 1.5rem;
}

.timeline-date {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.timeline-content h3 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.timeline-content p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/*  Contact Section */
.section-subtitle {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

#contact .container {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto;
  column-gap: 4rem;
  align-items: start;
}

#contact .section-title,
#contact .section-subtitle {
  grid-column: 1 / -1; 
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, auto);
  justify-content: start;
  gap: 1rem;
  margin-bottom: 1.5rem;
  grid-column: 1;
}

.contact-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background-color: var(--color-secondary);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

a.contact-item:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transform: translateY(-2px);
}

.contact-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
}

/*  Social Media  */
.social-links-row {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 0;
  grid-column: 1;
}

/* Resume button */
#contact .fade-up.delay-1:has(.fancy) {
  grid-column: 2;
  grid-row: 3 / 5;
  display: flex;
  align-items: center;
  margin-bottom: 0;
}

.social-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: var(--color-secondary);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.social-icon-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  transform: translateY(-2px);
}

/* Responsiveness */
@media (max-width: 768px) {
  #contact .container {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    grid-column: 1;
  }
  #contact .fade-up.delay-1:has(.fancy) {
    grid-column: 1;
    grid-row: auto;
    margin-bottom: 2rem;
  }
  .social-links-row {
    margin-bottom: 2rem;
  }
}

/*  Footer  */
.footer {
  padding-top: 3rem;
  padding-bottom: 1rem;
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 2rem;
  font-size: 0.9rem;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
}

.footer-links a {
  font-weight: 500;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--color-text-muted);
}

/*  Back to Top Button  */
.back-to-top-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-secondary);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.back-to-top-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  .footer .container {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.5rem;
  }
  .footer-right {
    flex-direction: column;
    gap: 1.5rem;
  }
}

/*  Animations  */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

.bg-grid {
  background-size: 24px 24px;
  background-image: radial-gradient(circle, rgba(0, 0, 0, 0.05) 1px, transparent 1px);
}

/*  Timeline Cable Styling  */
.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 4px;
  background-color: #000000;
}

.timeline-item {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 2rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-icon {
  position: absolute;
  left: -40px;
  top: 0;
  width: 36px;
  height: 36px;
  background-color: var(--color-secondary);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  color: var(--color-primary);
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.timeline-icon svg {
  width: 18px;
  height: 18px;
}

.timeline-item:hover .timeline-icon {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  transform: scale(1.1);
}

.timeline-content {
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-secondary);
  transition: border-left 0.3s ease, box-shadow 0.3s ease;
}

.timeline-item:hover .timeline-content {
  border-left: 3px solid var(--color-primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}






/* --- Certifications Section --- */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 991px) {
  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cert-card:nth-child(3) {
    grid-column: span 2;
  }
}

@media (max-width: 576px) {
  .cert-grid {
    grid-template-columns: 1fr;
  }
  .cert-card:nth-child(3) {
    grid-column: auto;
  }
}

.cert-card {
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  background-color: var(--color-secondary);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.cert-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.cert-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.cert-issuer-icon {
  width: 42px;
  height: 42px;
  border: 1.5px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.cert-card:hover .cert-issuer-icon {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  border-color: var(--color-primary);
}

.cert-status {
  font-family: var(--font-heading);
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.6rem;
  border: 1px solid transparent;
}

.cert-status--earned {
  border-color: var(--color-border);
  color: var(--color-text-muted);
}

.cert-status--progress {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.cert-name {
  font-size: 1.05rem;
  font-weight: 600;
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.3;
}

.cert-card .cert-issuer {
  font-size: 0.78rem;
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.cert-card .cert-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  flex: 1;
}

.cert-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.cert-tag {
  font-size: 0.65rem;
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  background: transparent;
  transition: border-color 0.3s ease, color 0.3s ease;
}

.cert-card:hover .cert-tag {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* MOBILE RESPONSIVENESS */
@media (max-width: 768px) {
  body {
    font-size: 0.875rem;
  }

  .section {
    padding-top: clamp(1rem, 3vw, 1.5rem);
    padding-bottom: clamp(1rem, 3vw, 1.5rem);
  }

  .section:not(.hero) {
    padding-bottom: calc(clamp(1rem, 3vw, 1.5rem) + 80px);
  }

  .section-title {
    font-size: clamp(1.3rem, 5.5vw, 1.8rem);
    margin-bottom: 0.6rem;
  }

  .divider {
    margin-bottom: 1rem;
  }

  /*  Hero  */
  .hero {
    padding-top: 70px;  
    padding-bottom: 1.5rem;
    min-height: unset;
    text-align: left;
  }

  .hero h1 {
    font-size: clamp(1.8rem, 7vw, 2.6rem);
    margin-bottom: 0.4rem;
  }

  .hero .tagline {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
  }



  .hero-cta {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 0;
  }

  .hero-stats {
    max-width: 100%;
    margin-top: 1.25rem;
  }

  /*  About  */
  .about-grid {
    flex-direction: column;
    gap: 1.5rem;
  }



  .about-highlights {
    gap: 0.5rem;
  }

  /*  Timeline (Experience)  */
  .timeline {
    padding-left: 0;
    gap: 0.75rem;
  }

  .timeline::before {
    display: none;
  }

  .timeline-item {
    padding-left: 0;
    margin-bottom: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .timeline-icon {
    position: static;
    width: 28px;
    height: 28px;
    border: 1.5px solid var(--color-border);
    margin-bottom: 0.5rem;
    flex-shrink: 0;
  }

  .timeline-icon svg {
    width: 13px;
    height: 13px;
  }

  .timeline-date {
    font-size: 0.75rem;
    margin-bottom: 0.2rem;
  }

  .timeline-content {
    padding: 0.85rem 1rem;
    border-left: 3px solid var(--color-primary);
    border-top: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
  }

  .timeline-content h3 {
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
  }

  .timeline-content p {
    font-size: 0.8rem;
    line-height: 1.5;
  }

  /*  HORIZONTAL SCROLL CAROUSELS */
  /* Skills carousel */
  .services-grid {
    display: flex !important;
    flex-direction: row !important;
    grid-template-columns: unset !important;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 1rem;
    padding-bottom: 1rem;
    padding-right: 1.5rem; 
    scrollbar-width: none;
  }
  .services-grid::-webkit-scrollbar { display: none; }

  .card-service {
    min-width: 75vw;
    max-width: 75vw;
    flex-shrink: 0;
    scroll-snap-align: start;
    grid-column: unset !important; 
  }

  /* Certifications carousel */
  .cert-grid {
    display: flex !important;
    flex-direction: row !important;
    grid-template-columns: unset !important;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 1rem;
    padding-bottom: 1rem;
    padding-right: 1.5rem;
    scrollbar-width: none;
  }
  .cert-grid::-webkit-scrollbar { display: none; }

  .cert-card {
    min-width: 75vw;
    max-width: 75vw;
    flex-shrink: 0;
    scroll-snap-align: start;
  }

  /* Projects carousel */
  .projects-grid {
    display: flex !important;
    flex-direction: row !important;
    grid-template-columns: unset !important;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 1rem;
    padding-bottom: 1rem;
    padding-right: 1.5rem;
    scrollbar-width: none;
    cursor: grab;
  }
  .projects-grid::-webkit-scrollbar { display: none; }

  .project-card {
    min-width: 80vw;
    max-width: 80vw;
    flex-shrink: 0;
    scroll-snap-align: start;
    grid-column: unset !important; 
    min-height: 260px;
  }

  .project-card-inner {
    padding: 1.5rem 1.25rem;
  }

  /*  Contact  */
  #contact .container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }

  .contact-item {
    width: 100%;
  }

  #contact .fade-up.delay-1:has(.fancy) {
    grid-column: unset;
    grid-row: unset;
    align-self: flex-start;
  }

  .social-links-row {
    margin-bottom: 0;
  }

  /*  Footer  */
  .footer .container {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
  }

  .footer-right {
    flex-direction: row;
    gap: 1rem;
    align-items: center;
  }

  .footer {
    padding-bottom: 120px; 
  }
}

/* --- Premium SVG Micro-Animations --- */

/* Global settings for SVG child elements to ensure smooth animations */
.skill-icon-container svg *,
.cert-issuer-icon svg *,
.timeline-icon svg * {
  transform-origin: center;
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
              stroke-dashoffset 0.5s ease, 
              opacity 0.3s ease;
}

/* 1. CCNA / Networking Icon (Radar Pulse & Rotate) */
.card-service:nth-child(1):hover .skill-icon-container svg circle:nth-of-type(1),
.cert-card:nth-child(1):hover .cert-issuer-icon svg circle:nth-of-type(1) {
  animation: rotateRadar 10s linear infinite;
}

.card-service:nth-child(1):hover .skill-icon-container svg circle:nth-of-type(2),
.cert-card:nth-child(1):hover .cert-issuer-icon svg circle:nth-of-type(2) {
  animation: pulseInner 1.5s ease-in-out infinite;
}

@keyframes rotateRadar {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes pulseInner {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(0.85); opacity: 0.7; }
}

/* 2. Cybersecurity Icon (Shield Scale & Pulse) */
.card-service:nth-child(2):hover .skill-icon-container svg {
  animation: cybersecurityPulse 1s ease-in-out infinite alternate;
}

@keyframes cybersecurityPulse {
  0% { transform: scale(1); }
  100% { transform: scale(1.1); }
}

/* 3. Full-Stack / Code Icon (Brackets Split) */
.card-service:nth-child(3):hover .skill-icon-container svg polyline:nth-of-type(1),
.cert-card:nth-child(3):hover .cert-issuer-icon svg polyline:nth-of-type(1),
.timeline-item:nth-child(2):hover .timeline-icon svg polyline:nth-of-type(1) {
  animation: bracketsLeft 1s ease-in-out infinite alternate;
}

.card-service:nth-child(3):hover .skill-icon-container svg polyline:nth-of-type(2),
.cert-card:nth-child(3):hover .cert-issuer-icon svg polyline:nth-of-type(2),
.timeline-item:nth-child(2):hover .timeline-icon svg polyline:nth-of-type(2) {
  animation: bracketsRight 1s ease-in-out infinite alternate;
}

.card-service:nth-child(3):hover .skill-icon-container svg line,
.cert-card:nth-child(3):hover .cert-issuer-icon svg line,
.timeline-item:nth-child(2):hover .timeline-icon svg line {
  animation: slashTilt 1s ease-in-out infinite alternate;
}

@keyframes bracketsLeft {
  0% { transform: translateX(0); }
  100% { transform: translateX(-3px); }
}

@keyframes bracketsRight {
  0% { transform: translateX(0); }
  100% { transform: translateX(3px); }
}

@keyframes slashTilt {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(8deg); }
}

/* 4. Databases Icon (Database Cylinder Stack Jump) */
.card-service:nth-child(4):hover .skill-icon-container svg path {
  animation: dbPathJump 1.2s ease-in-out infinite;
}

.card-service:nth-child(4):hover .skill-icon-container svg ellipse {
  animation: dbEllipseJump 1.2s ease-in-out infinite;
}

@keyframes dbPathJump {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(2px); }
}

@keyframes dbEllipseJump {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-2px); }
}

/* 5. Google IT Support Monitor (Monitor scan line effect) */
.cert-card:nth-child(2):hover .cert-issuer-icon svg line:last-of-type {
  animation: monitorScan 1.5s ease-in-out infinite alternate;
}

@keyframes monitorScan {
  0% { transform: translateY(-4px); opacity: 0.5; }
  100% { transform: translateY(4px); opacity: 1; }
}

/* 6. Timeline and Cert Card drawing/hover effect */
.timeline-item:hover .timeline-icon svg {
  transform: scale(1.1) rotate(-5deg);
}

.cert-card:hover .cert-issuer-icon svg {
  transform: scale(1.08);
}

/* --- Cert View Button --- */
.cert-view-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.cert-view-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  border-color: var(--color-primary);
}

.cert-view-btn svg {
  transition: transform 0.3s ease;
}

.cert-view-btn:hover svg {
  transform: scale(1.1);
}

/* --- Modal Styling --- */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

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

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-content {
  position: relative;
  background-color: var(--color-secondary);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  max-width: 90%;
  max-height: 90%;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  z-index: 10001;
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: transparent;
  border: none;
  color: var(--color-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  transition: transform 0.2s ease;
}

.modal-close:hover {
  transform: scale(1.1);
}

.modal-body {
  overflow: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-body img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  display: block;
}

.modal-placeholder-box {
  padding: 3rem 2rem;
  text-align: center;
  border: 2px dashed var(--color-border);
  background-color: #fafafa;
  min-width: 320px;
}

.modal-placeholder-box h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.modal-placeholder-box p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Adjust close button for mobile screens */
@media (max-width: 768px) {
  .modal-close {
    top: 10px;
    right: 10px;
    color: var(--color-primary);
    background-color: var(--color-secondary);
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  }
}

/*  Reduced Motion Media Query  */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-delay: -1ms !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    background-attachment: initial !important;
    scroll-behavior: auto !important;
    transition-duration: 0s !important;
    transition-delay: 0s !important;
  }

  a, button, input, textarea, .card, .fancy, .project-btn {
    cursor: pointer !important;
  }
}