/*-----------------------------------*\
  #glass.css
  Glassmorphism theme + motion layer.
  Loaded AFTER style.css so it only overrides surfaces, never layout.
\*-----------------------------------*/

:root {
  /* glass surfaces */
  --glass-bg: hsla(230, 18%, 12%, 0.55);
  --glass-bg-soft: hsla(230, 18%, 16%, 0.38);
  --glass-bg-strong: hsla(230, 20%, 10%, 0.72);
  --glass-border: hsla(0, 0%, 100%, 0.10);
  --glass-border-hi: hsla(0, 0%, 100%, 0.20);
  --glass-blur: 22px;
  --glass-shadow: 0 18px 50px hsla(240, 30%, 2%, 0.55);
  --glass-inset: inset 0 1px 0 hsla(0, 0%, 100%, 0.09);

  /* accents */
  --accent-1: hsl(45, 100%, 72%);
  --accent-2: hsl(187, 85%, 55%);
  --accent-3: hsl(272, 80%, 65%);
  --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/*-----------------------------------*\
  #ANIMATED AURORA BACKGROUND
\*-----------------------------------*/

body {
  background: radial-gradient(circle at 15% 12%, hsl(230, 30%, 12%) 0%, hsl(240, 26%, 6%) 42%, hsl(240, 30%, 4%) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

.aurora {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.aurora span {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  will-change: transform;
}

.aurora span:nth-child(1) {
  width: 46vmax;
  height: 46vmax;
  top: -12vmax;
  left: -10vmax;
  background: radial-gradient(circle, hsla(45, 100%, 62%, 0.55), transparent 68%);
  animation: aurora-drift-1 26s ease-in-out infinite;
}

.aurora span:nth-child(2) {
  width: 40vmax;
  height: 40vmax;
  bottom: -14vmax;
  right: -8vmax;
  background: radial-gradient(circle, hsla(187, 90%, 52%, 0.45), transparent 68%);
  animation: aurora-drift-2 32s ease-in-out infinite;
}

.aurora span:nth-child(3) {
  width: 34vmax;
  height: 34vmax;
  top: 38%;
  left: 46%;
  background: radial-gradient(circle, hsla(272, 85%, 62%, 0.40), transparent 68%);
  animation: aurora-drift-3 38s ease-in-out infinite;
}

/* fine noise/grid veil for depth */
.aurora::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(hsla(0, 0%, 100%, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, hsla(0, 0%, 100%, 0.022) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 78%);
}

@keyframes aurora-drift-1 {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50%      { transform: translate3d(8vmax, 6vmax, 0) scale(1.15); }
}

@keyframes aurora-drift-2 {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1.05); }
  50%      { transform: translate3d(-9vmax, -5vmax, 0) scale(0.92); }
}

@keyframes aurora-drift-3 {
  0%, 100% { transform: translate3d(-50%, -50%, 0) scale(1); }
  33%      { transform: translate3d(-62%, -40%, 0) scale(1.18); }
  66%      { transform: translate3d(-38%, -60%, 0) scale(0.9); }
}

/*-----------------------------------*\
  #GLASS SURFACES
\*-----------------------------------*/

.sidebar,
article {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  backdrop-filter: blur(var(--glass-blur)) saturate(150%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow), var(--glass-inset);
}

/* soft gradient sheen along the top edge of every glass panel */
.sidebar::after,
article::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, hsla(0, 0%, 100%, 0.22), transparent 42%, hsla(0, 0%, 100%, 0.06));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 2;
}

.sidebar,
article { position: relative; }

.navbar {
  background: var(--glass-bg-strong);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid var(--glass-border);
}

.navbar-link {
  position: relative;
  border-radius: 10px;
}

.navbar-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 12px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--text-gradient-yellow);
  transform: translateX(-50%);
  transition: width 0.3s var(--ease-out-back);
}

.navbar-link.active::after,
.navbar-link:hover::after { width: 60%; }

.separator { background: linear-gradient(90deg, transparent, var(--glass-border-hi), transparent); }

/*-----------------------------------*\
  #SIDEBAR / AVATAR
\*-----------------------------------*/

.avatar-box {
  background: linear-gradient(145deg, hsla(45, 100%, 72%, 0.25), hsla(187, 90%, 55%, 0.12));
  border: 1px solid var(--glass-border-hi);
  border-radius: 22px;
  overflow: hidden;
  animation: avatar-float 6s ease-in-out infinite;
}

@keyframes avatar-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

.info-content .name {
  background: linear-gradient(92deg, #fff 20%, var(--accent-1) 45%, var(--accent-2) 70%, #fff 92%);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: name-shimmer 7s linear infinite;
}

@keyframes name-shimmer {
  to { background-position: 220% center; }
}

.info-content .title {
  background: hsla(0, 0%, 100%, 0.06);
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.info_more-btn {
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: transform var(--transition-1);
}

.info_more-btn:hover { transform: translateY(-2px); }

.contact-item .icon-box,
.icon-box {
  border: 1px solid var(--glass-border);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.social-link {
  transition: transform 0.3s var(--ease-out-back), color var(--transition-1);
}

.social-link:hover { transform: translateY(-3px) scale(1.12); }

/*-----------------------------------*\
  #TITLES
\*-----------------------------------*/

.article-title::after {
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  box-shadow: 0 0 18px hsla(45, 100%, 65%, 0.45);
}

.h3.service-title,
.skills-title,
.form-title { letter-spacing: 0.2px; }

/*-----------------------------------*\
  #GLASS CARDS (services, timeline, skills, projects, blog)
\*-----------------------------------*/

.service-item,
.timeline-text,
.glass-card {
  background: var(--glass-bg-soft) !important;
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--glass-border) !important;
  box-shadow: 0 10px 28px hsla(240, 30%, 2%, 0.35), var(--glass-inset);
  transition: transform 0.45s var(--ease-out-back), box-shadow 0.45s ease, border-color 0.45s ease;
}

.service-item:hover,
.glass-card:hover {
  transform: translateY(-6px);
  border-color: hsla(45, 100%, 72%, 0.35) !important;
  box-shadow: 0 22px 44px hsla(240, 40%, 2%, 0.5), 0 0 0 1px hsla(45, 100%, 72%, 0.12);
}

.service-icon-box img {
  transition: transform 0.5s var(--ease-out-back);
}

.service-item:hover .service-icon-box img { transform: scale(1.12) rotate(-6deg); }

/* stat tiles + skill tiles (classes added in markup) */
.glass-stat {
  background: linear-gradient(145deg, hsla(0, 0%, 100%, 0.09), hsla(0, 0%, 100%, 0.02)) !important;
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid hsla(45, 100%, 72%, 0.22) !important;
  box-shadow: 0 10px 26px hsla(240, 30%, 2%, 0.4), var(--glass-inset);
  transition: transform 0.4s var(--ease-out-back), box-shadow 0.4s ease;
}

.glass-stat:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 18px 38px hsla(240, 40%, 2%, 0.5), 0 0 22px hsla(45, 100%, 65%, 0.18);
}

.glass-skill {
  background: var(--glass-bg-soft) !important;
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  backdrop-filter: blur(12px) saturate(140%);
  border: 1px solid var(--glass-border) !important;
  border-left: 3px solid var(--accent-1) !important;
  box-shadow: 0 8px 22px hsla(240, 30%, 2%, 0.32), var(--glass-inset);
  transition: transform 0.4s var(--ease-out-back), border-left-color 0.4s ease, box-shadow 0.4s ease;
}

.glass-skill:hover {
  transform: translateX(4px) translateY(-3px);
  border-left-color: var(--accent-2) !important;
  box-shadow: 0 16px 34px hsla(240, 40%, 2%, 0.45);
}

/* timeline dots glow */
.timeline-item::after {
  box-shadow: 0 0 0 4px hsla(45, 100%, 72%, 0.12), 0 0 14px hsla(45, 100%, 72%, 0.5);
}

/*-----------------------------------*\
  #FILTER / SELECT
\*-----------------------------------*/

.filter-select,
.select-list {
  background: var(--glass-bg-strong) !important;
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  backdrop-filter: blur(18px) saturate(150%);
  border: 1px solid var(--glass-border) !important;
}

.select-item button {
  background: transparent;
  transition: background var(--transition-1), color var(--transition-1);
}

.select-value {
  text-align: left;
  text-transform: capitalize;
}

.select-icon {
  display: flex;
  align-items: center;
  font-size: 14px;
  color: var(--accent-1);
  transition: transform var(--transition-1);
}

.select-item button:hover {
  background: hsla(0, 0%, 100%, 0.08);
  color: var(--accent-1);
}

.filter-item button {
  position: relative;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: color var(--transition-1), background var(--transition-1),
              border-color var(--transition-1), transform 0.3s var(--ease-out-back);
}

.filter-item button:hover {
  background: hsla(0, 0%, 100%, 0.07);
  border-color: var(--glass-border);
  transform: translateY(-2px);
}

.filter-item button.active {
  color: hsl(240, 25%, 8%);
  background: linear-gradient(135deg, var(--accent-1), hsl(35, 100%, 68%));
  border-color: transparent;
  box-shadow: 0 6px 18px hsla(45, 100%, 60%, 0.28);
}

/*-----------------------------------*\
  #PROJECT CARDS
\*-----------------------------------*/

.project-item > a {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  padding: 12px;
  border-radius: 20px;
  background: var(--glass-bg-soft);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--glass-border);
  box-shadow: 0 12px 30px hsla(240, 30%, 2%, 0.38), var(--glass-inset);
  transform-style: preserve-3d;
  transition: transform 0.5s var(--ease-out-back), box-shadow 0.5s ease, border-color 0.5s ease;
}

.project-item > a:hover,
.project-item > a:focus-visible {
  border-color: hsla(45, 100%, 72%, 0.38);
  box-shadow: 0 26px 54px hsla(240, 40%, 2%, 0.55), 0 0 0 1px hsla(45, 100%, 72%, 0.14);
}

/* card lifts only when tilt JS is not driving the transform */
.project-item > a:not(.tilt):hover { transform: translateY(-8px); }

.project-img {
  border: 1px solid var(--glass-border);
  box-shadow: inset 0 1px 0 hsla(0, 0%, 100%, 0.08);
}

/* sheen sweep across the cover on hover */
.project-img::after {
  content: "";
  position: absolute;
  top: 0;
  left: -60%;
  width: 45%;
  height: 100%;
  background: linear-gradient(100deg, transparent, hsla(0, 0%, 100%, 0.22), transparent);
  transform: skewX(-18deg);
  z-index: 2;
  transition: left 0.75s ease;
  pointer-events: none;
}

.project-item > a:hover .project-img::after { left: 130%; }

.project-item-icon-box {
  background: hsla(240, 20%, 8%, 0.55) !important;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border-hi);
}

.project-title {
  text-transform: none;
  transition: color var(--transition-1);
}

/* tags always sit at the bottom so cards in a row line up */
.project-tags { margin-top: auto; }

.project-list { align-items: stretch; }

.project-item > a:hover .project-title { color: var(--accent-1); }

/* "latest" ribbon */
.project-item.is-latest > a {
  border-color: hsla(187, 90%, 55%, 0.38);
  box-shadow: 0 14px 34px hsla(240, 40%, 2%, 0.45), 0 0 0 1px hsla(187, 90%, 55%, 0.16);
}

.project-badge {
  position: absolute;
  top: 22px;
  right: 22px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: var(--fw-600);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: hsl(187, 100%, 88%);
  background: hsla(187, 90%, 40%, 0.28);
  border: 1px solid hsla(187, 90%, 65%, 0.55);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 16px hsla(187, 90%, 45%, 0.35);
}

.project-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: hsl(187, 95%, 65%);
  box-shadow: 0 0 0 0 hsla(187, 95%, 65%, 0.7);
  animation: badge-pulse 2s ease-out infinite;
}

@keyframes badge-pulse {
  0%   { box-shadow: 0 0 0 0 hsla(187, 95%, 65%, 0.7); }
  70%  { box-shadow: 0 0 0 10px hsla(187, 95%, 65%, 0); }
  100% { box-shadow: 0 0 0 0 hsla(187, 95%, 65%, 0); }
}

/* tech tag row under each project */
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 4px 10px;
}

.project-tags span {
  font-size: 11px;
  font-weight: var(--fw-400);
  color: var(--light-gray-70);
  padding: 4px 10px;
  border-radius: 999px;
  background: hsla(0, 0%, 100%, 0.06);
  border: 1px solid var(--glass-border);
}

/*-----------------------------------*\
  #BLOG CARDS
\*-----------------------------------*/

.blog-post-item > a {
  background: var(--glass-bg-soft) !important;
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--glass-border) !important;
  box-shadow: 0 12px 30px hsla(240, 30%, 2%, 0.35), var(--glass-inset);
  transition: transform 0.45s var(--ease-out-back), box-shadow 0.45s ease, border-color 0.45s ease;
}

.blog-post-item > a:hover {
  transform: translateY(-6px);
  border-color: hsla(45, 100%, 72%, 0.32) !important;
  box-shadow: 0 24px 48px hsla(240, 40%, 2%, 0.5);
}

.blog-banner-box { border: 1px solid var(--glass-border); }

.blog-item-title,
.blog-category { text-transform: none; }

/*-----------------------------------*\
  #CONTACT
\*-----------------------------------*/

.mapbox {
  background: var(--glass-bg-soft);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 12px;
}

.glass-inset {
  background: var(--glass-bg-soft) !important;
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  backdrop-filter: blur(12px) saturate(140%);
  border: 1px solid var(--glass-border) !important;
}

/*-----------------------------------*\
  #SCROLL REVEAL (driven by animations.js)
\*-----------------------------------*/

[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s var(--ease-out-back);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

[data-reveal="left"]  { transform: translateX(-26px); }
[data-reveal="right"] { transform: translateX(26px); }
[data-reveal="zoom"]  { transform: scale(0.94); }

/* page transition on article switch */
article.active {
  animation: glass-in 0.55s var(--ease-out-back) backwards;
}

@keyframes glass-in {
  from { opacity: 0; transform: translateY(16px) scale(0.995); }
  to   { opacity: 1; transform: none; }
}

/* cursor spotlight */
.cursor-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  background: radial-gradient(circle, hsla(45, 100%, 70%, 0.10), transparent 62%);
  transform: translate3d(-50%, -50%, 0);
  transition: opacity 0.4s ease;
  opacity: 0;
}

.cursor-glow.is-on { opacity: 1; }

/*-----------------------------------*\
  #SCROLLBAR
\*-----------------------------------*/

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: hsla(240, 20%, 8%, 0.6); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(hsla(45, 100%, 72%, 0.55), hsla(187, 90%, 55%, 0.55));
  border-radius: 10px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: linear-gradient(var(--accent-1), var(--accent-2)); background-clip: padding-box; }

/*-----------------------------------*\
  #FALLBACKS & A11Y
\*-----------------------------------*/

/* browsers without backdrop-filter get opaque panels so text stays readable */
@supports not ((backdrop-filter: blur(2px)) or (-webkit-backdrop-filter: blur(2px))) {
  .sidebar,
  article,
  .navbar,
  .project-item > a,
  .blog-post-item > a,
  .service-item,
  .glass-stat,
  .glass-skill,
  .glass-inset,
  .filter-select,
  .select-list {
    background: hsl(240, 16%, 11%) !important;
  }
}

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .aurora span,
  .avatar-box,
  .info-content .name,
  .project-badge::before { animation: none !important; }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  article.active { animation: none; }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* keep glass readable on small screens (blur is expensive on mobile) */
@media (max-width: 580px) {
  :root { --glass-blur: 14px; }
  .cursor-glow { display: none; }
  .project-badge { top: 18px; right: 18px; }
}