html,
body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  width: 100%;
}

.glass {
  backdrop-filter: blur(8px);
  background-color: #ffffff;
}
.dark .glass {
  background-color: rgba(17, 24, 39, 0.6);
}
.accent-gradient {
  background-image: linear-gradient(90deg, #14b8a6, #7c3aed, #14b8a6);
  background-size: 200% 200%;
}

/* ===== Zig-zag card timeline (like screenshots) ===== */
.journey {
  position: relative;
  margin-top: 2.25rem;
}
.journey-spine {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  transform: translateX(-50%);
  background: linear-gradient(
    180deg,
    transparent,
    rgba(236, 72, 153, 0.35),
    rgba(99, 102, 241, 0.35),
    transparent
  );
  border-radius: 999px;
  opacity: 0.5;
}
.journey-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 5rem;
}

/* card container */
.j-card {
  position: relative;
  max-width: 640px;
  margin-left: auto; /* default: right side */
  padding-left: 2.5rem; /* for node overlap */
}
.j-card:nth-child(even) {
  /* alternate to left side */
  margin-left: 0;
  margin-right: auto;
  padding-right: 2.5rem;
  padding-left: 0;
}
.j-card .j-node {
  position: absolute;
  top: 0.9rem;
  left: calc(-1.15rem);
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: #fff;
  border: 3px solid rgba(236, 72, 153, 0.25);
  box-shadow: 0 0 0 6px rgba(236, 72, 153, 0.08);
}
.j-card:nth-child(even) .j-node {
  left: auto;
  right: calc(-1.15rem);
}
.dark .j-card .j-node {
  background: #0b0b0b;
}

/* actual card */
.j-body {
  border-radius: 18px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: #ffffff;
  backdrop-filter: blur(8px);
  padding: 1.1rem 1.25rem;
  box-shadow: 0 30px 70px -40px rgba(0, 0, 0, 0.35);
}
.dark .j-body {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.25);
}

/* top row: date pill + tag */
.j-top {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.j-date {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  background: rgba(244, 114, 182, 0.15); /* pink-400 tint */
  color: rgb(190, 24, 93);
}
.dark .j-date {
  background: rgba(244, 114, 182, 0.18);
  color: rgb(244, 114, 182);
}

.j-tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2px;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  border: 1px solid transparent;
}
.j-tag.j-edu {
  background: rgba(13, 148, 136, 0.12);
  color: #0f766e; /* teal */
  border-color: rgba(13, 148, 136, 0.22);
}
.j-tag.j-exp {
  background: rgba(109, 40, 217, 0.12);
  color: #6d28d9; /* violet */
  border-color: rgba(109, 40, 217, 0.22);
}

/* text */
.j-title {
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.15;
}
.j-sub {
  margin-top: 0.35rem;
  color: #475569;
}
.dark .j-sub {
  color: #cbd5e1;
}

/* soft “card tail” that points to spine */
.j-card::before {
  content: "";
  position: absolute;
  top: 1.25rem;
  width: 16px;
  height: 2px;
  background: linear-gradient(90deg, rgba(236, 72, 153, 0.25), transparent);
  right: 100%;
}
.j-card:nth-child(even)::before {
  left: 100%;
  right: auto;
  background: linear-gradient(270deg, rgba(236, 72, 153, 0.25), transparent);
}

/* mobile: single column */
@media (max-width: 768px) {
  .journey-spine {
    left: 18px;
    transform: none;
    width: 2px;
  }
  .j-card,
  .j-card:nth-child(even) {
    margin: 0 0 0 2.25rem;
    padding: 0 0 0 1.5rem;
  }
  .j-card .j-node,
  .j-card:nth-child(even) .j-node {
    left: -0.75rem;
    right: auto;
  }
  .j-card::before,
  .j-card:nth-child(even)::before {
    display: none;
  }
}

/* ===== Fancy theme toggle ===== */
.theme-toggle {
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.9),
    rgba(255, 255, 255, 0.7)
  );
}
.dark .theme-toggle {
  background: linear-gradient(
    180deg,
    rgba(17, 24, 39, 0.7),
    rgba(17, 24, 39, 0.5)
  );
}
.theme-toggle:active {
  transform: scale(0.98);
}
.theme-toggle .theme-icon {
  display: inline-block;
  transition: transform 0.35s ease;
}
.theme-toggle.rotating .theme-icon {
  transform: rotate(180deg);
}
.theme-toggle .theme-text {
  font-size: 0.85rem;
  opacity: 0.9;
}

.tilt-card {
  perspective: 1200px;
  transition: transform 250ms cubic-bezier(0.2, 0.6, 0.2, 1), box-shadow 250ms;
}
.tilt-card.is-tilting {
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.35);
}
@media (prefers-reduced-motion: reduce) {
  .tilt-card {
    transition: none !important;
  }
}

/* Glow layer */
.proj-card .proj-glow {
  position: absolute;
  inset: -1px;
  border-radius: 1rem;
  opacity: 0;
  pointer-events: none;
  background: linear-gradient(120deg, #6366f1, #ec4899, #22d3ee);
  mask-image: radial-gradient(
    200px circle at var(--x, 50%) var(--y, 50%),
    white,
    transparent
  );
  transition: opacity 0.25s ease;
  animation: gradient 12s linear infinite;
}
.proj-card:hover .proj-glow {
  opacity: 1;
}

@keyframes gradient {
  0% {
    filter: hue-rotate(0deg);
  }
  100% {
    filter: hue-rotate(360deg);
  }
}

/* Glow layer */
.proj-card .proj-glow {
  position: absolute;
  inset: -1px;
  border-radius: 1rem;
  opacity: 0;
  pointer-events: none;
  background: linear-gradient(120deg, #6366f1, #ec4899, #22d3ee);
  mask-image: radial-gradient(200px circle at 50% 50%, white, transparent);
  transition: opacity 0.25s ease;
  animation: gradient 12s linear infinite;
}
.proj-card:hover .proj-glow {
  opacity: 1;
}

@keyframes gradient {
  0% {
    filter: hue-rotate(0deg);
  }
  100% {
    filter: hue-rotate(360deg);
  }
}

/* Chips (tags) base */
.chip {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
}

/* === Skill Rings (CSS-only) ===
   Usage: <div class="ring-meter" style="--val:90"><span>90%</span></div>
   Tailwind handles spacing/typography; this is only the ring rendering.
*/
.ring-meter {
  --size: 48px; /* change to 56px for larger rings */
  --thickness: 7px; /* ring thickness */
  --val: 80; /* 0–100 (can be overridden inline) */
  --ring: 200 100% 70%; /* HSL hue for the active arc; tuned to Tailwind violet/blue range */
  --track: 215 28% 17%; /* track color (slate-800-ish) */
  position: relative;
  width: var(--size);
  height: var(--size);
  border-radius: 9999px;
  display: grid;
  place-items: center;
  background: conic-gradient(
    hsl(var(--ring)) calc(var(--val) * 1%),
    hsl(var(--track) / 0.25) 0
  );
}

.ring-meter::after {
  /* inner hole to make a donut */
  content: "";
  position: absolute;
  inset: var(--thickness);
  border-radius: inherit;
  /* match your card bg; tweak if needed */
  background: color-mix(in oklab, rgb(15 23 42) 85%, transparent);
  backdrop-filter: blur(0.5px);
}

.ring-meter > span {
  position: relative;
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.2px;
  opacity: 0.9;
}

/* Color variants for ring arc (match Tailwind hues) */
.ring-violet {
  --ring: 258 90% 70%;
} /* already used on Agents card */
.ring-emerald {
  --ring: 160 84% 39%;
}
.ring-sky {
  --ring: 203 89% 53%;
}
.ring-amber {
  --ring: 38 92% 50%;
}
.ring-rose {
  --ring: 346 77% 57%;
}

/* Optional: subtle card hover */
#skills-agents,
#skills-mlops,
#skills-backend,
#skills-cloud,
#skills-analytics {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
#skills-agents:hover,
#skills-mlops:hover,
#skills-backend:hover,
#skills-cloud:hover,
#skills-analytics:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}