:root {
  --color-bg:           #131416;
  --color-container:    #1E2025;
  --color-text:         #EDF0F4;
  --color-text-muted:   #878d9b;
  --color-accent:       #5B9BD5;
  --color-btn:          #5B9BD5;
  --color-btn-text:     #FFFFFF;
  --color-btn-hover:    #3A7DBF;
  --color-border:       rgba(91,155,213,0.12);
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  margin: 0;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-family: 'Roboto', sans-serif;
  text-align: center;
}

.alt {
  background-color: var(--color-container);
  color: var(--color-text);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--color-text);
}

p {
  font-weight: 500;
  color: var(--color-text-muted);
}

.text-muted {
  color: var(--color-text-muted) !important;
}

a {
  color: var(--color-accent);
}

.btn {
    background-color: var(--color-btn);
    color: var(--color-btn-text);
    padding: 12px 24px;
    font-size: 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.btn:hover {
  background-color: var(--color-btn-hover);
}

.entry-title {
  font-size: clamp(1rem, 2.5vw, 1.75rem);
  min-width: 0;
  flex-shrink: 1;
}

.btn-active-tag {
  background-color: var(--color-btn);
  color: var(--color-btn-text);
  border: 1px solid var(--color-btn);
}

.btn-outline-tag {
  background-color: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.btn-outline-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
}

.entry-role {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  background-color: rgba(91, 155, 213, 0.12);
  border: 1px solid rgba(91, 155, 213, 0.9);
  border-radius: 4px;
  padding: 2px 10px;
  margin-bottom: 6px;
}

.contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-container);
  color: var(--color-accent);
  font-size: 1.6rem;
  border: 1px solid var(--color-border);
  transition: background-color 0.2s, color 0.2s;
  text-decoration: none;
}

.contact-icon:hover {
  background-color: var(--color-btn);
  color: #fff;
}

.card {
  background-color: var(--color-container);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  transition: transform 0.2s ease;
}

.card:hover {
  transform: scale(1.03);
}

#projects-grid:has(.card:hover) .card {
  filter: brightness(1);
  transition: filter 0.2s ease, transform 0.2s ease;
}

#projects-grid:has(.card:hover) .card:hover {
  filter: brightness(1);
}

#projects-grid .col {
  position: relative;
}

.card-hover-tags {
  position: absolute;
  top: calc(var(--bs-gutter-y) * 0.5);
  right: calc(var(--bs-gutter-x) * 0.5);
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 4px;
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  transform: translateY(calc(-100% - 24px));
}

.col:hover .card-hover-tags {
  opacity: 1;
}

.text-accent { color: var(--color-accent); }

#grid-loader {
  position: absolute;
  top: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: none;
  z-index: 1;
}

#grid-loader.active {
  display: block;
}

.card-title {
  color: var(--color-text);
}

.card-text {
  color: var(--color-text-muted);
}


.icon-link {
  color: var(--color-text-muted);
  font-size: 1.5rem;
  text-decoration: none;
}

.icon-link:hover {
  color: var(--color-text);
}

.alt .table,
.alt .table td,
.alt .table th {
  color: var(--color-text-muted) !important;
  background-color: transparent !important;
}

.alt .table th {
  color: var(--color-text) !important;
  width: 120px;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
  background: color-mix(in srgb, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.site-nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 1.3rem;
  cursor: pointer;
  line-height: 1;
}

@media (max-width: 767px) {
  .site-nav-toggle {
    display: block;
  }
  .site-nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.2s ease, visibility 0.2s ease;
  }
  .site-nav-links.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
}

.site-nav-brand {
  font-weight: 900;
  font-size: 1rem;
  color: var(--color-text);
  letter-spacing: 0.03em;
  text-decoration: none;
}

.site-nav-links {
  display: flex;
  gap: 2rem;
}

.site-nav-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: color 0.2s;
}

.site-nav-links a:hover {
  color: var(--color-text);
}

.intro_overlay {
  position: relative;
  padding: 4rem 2rem;
  min-height: 100vh;
}

.intro-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  transition: opacity 1s ease;
}

.intro-bg.ready {
  opacity: 1;
}

.intro-bg-static {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url('images/grid.jpg');
  background-repeat: repeat;
  background-size: 1200px 1200px;
  opacity: 0;
  display: none;
}

.intro-bg-static.active {
  display: block;
  opacity: 1;
  animation: static-bg-pan 35s linear infinite;
}

@keyframes static-bg-pan {
  from { background-position: 0 0; }
  to   { background-position: -1200px -1200px; }
}

body.low-fps .site-nav {
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  background: var(--color-bg);
}

body.low-fps .intro-content {
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  background: color-mix(in srgb, var(--color-bg) 95%, transparent);
}

.intro_overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(19, 20, 22, 0.92);
}

.intro-content {
  background: color-mix(in srgb, var(--color-bg) 30%, transparent);
  padding: 2rem 2.5rem;
  border-radius: 20px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.skill-list {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--color-text-muted);
}


.list-reverse {
  direction: rtl;
  padding-left: 0;
  padding-right: 1.5em;
}

.wave {
  display: inline-block;
  transform-origin: 70% 70%;
  animation: wave 1.3s ease-out 1s 1;
}

@keyframes wave {
  0%   { transform: rotate(  0deg) scale(1);   }
  10%   { transform: rotate(  9deg) scale(0.97);   }
  15%   { transform: rotate(  10deg) scale(0.95);   }
  40%  { transform: rotate( -14deg) scale(1.09); }
  45%  { transform: rotate( -15deg) scale(1.1); }
  70%  { transform: rotate(12deg) scale(1.03); }
  75%  { transform: rotate(13deg) scale(1.04); }
  100% { transform: rotate(  0deg) scale(1);   }
}