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

:root {
  --accent:      #a3e635;
  --accent-dim:  rgba(163, 230, 53, 0.18);
  --accent-glow: rgba(163, 230, 53, 0.25);
  --bg:          #0c0c0c;
  --surface:     rgba(255, 255, 255, 0.04);
  --border:      rgba(255, 255, 255, 0.08);
  --text:        #e2e2e2;
  --muted:       #6b6b6b;
  --font:        'Space Grotesk', sans-serif;
}

html, body {
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ─── Orb background ─── */
.bg-orbs {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: orbFloat 10s ease-in-out infinite alternate;
}

.orb-1 {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, #a3e635 0%, transparent 70%);
  top: -120px;
  left: -100px;
  animation-delay: 0s;
  opacity: 0.12;
}

.orb-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, #84cc16 0%, transparent 70%);
  bottom: -80px;
  right: -60px;
  animation-delay: 3s;
  opacity: 0.1;
}

.orb-3 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, #bef264 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: 6s;
  opacity: 0.06;
}

@keyframes orbFloat {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, -30px) scale(1.08); }
}



/* ─── Page wrapper ─── */
.page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 5.5rem 1.5rem 3rem;
}

/* ─── Main card ─── */
.card-main {
  width: 100%;
  max-width: 700px;
  opacity: 0;
  transform: translateY(24px) scale(0.99);
  animation: fadeUp 0.75s cubic-bezier(0.22, 1, 0.36, 1) forwards 0.35s;
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ─── Section label ─── */
.section-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* ─── About ─── */
.about-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.about-header .section-label {
  margin-bottom: 0;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.2rem 0.35rem;
}

.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 0.15rem 0.25rem;
  border-radius: 999px;
  opacity: 0.35;
  transition: opacity 0.2s ease, transform 0.2s ease;
  filter: grayscale(0.4);
}

.lang-btn:hover {
  opacity: 0.7;
  transform: scale(1.1);
}

.lang-btn.active {
  opacity: 1;
  filter: grayscale(0);
  transform: scale(1.05);
}

.nav-cv {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.35rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.nav-cv:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 18px var(--accent-glow);
}

.about-text {
  font-size: 0.97rem;
  line-height: 1.85;
  color: #c8c8c8;
  margin-bottom: 1.25rem;
}

.accent {
  color: var(--accent);
  font-weight: 600;
}

.skills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

/* ─── Tags ─── */
.tag {
  font-size: 0.78rem;
  padding: 0.28rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: var(--surface);
  transition: color 0.2s ease, border-color 0.2s ease;
  cursor: default;
}

.tag:hover {
  color: var(--accent);
  border-color: rgba(163, 230, 53, 0.4);
}

.tag.small {
  font-size: 0.7rem;
  padding: 0.18rem 0.6rem;
}

/* ─── Divider ─── */
.divider {
  height: 1px;
  background: var(--border);
  margin: 2rem 0;
}

/* ─── Projects grid ─── */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-top: 1rem;
}

/* ─── Project card ─── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.15rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  cursor: default;
  opacity: 0;
  transform: translateY(16px);
}

.card.visible {
  animation: cardPop 0.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes cardPop {
  to { opacity: 1; transform: translateY(0); }
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(163, 230, 53, 0.5);
  box-shadow: 0 8px 28px var(--accent-glow);
}

.card.placeholder {
  border: none;
  background: transparent;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 140px;
}

.card.placeholder::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 14px;
  background: repeating-linear-gradient(
    -45deg,
    #a3e635 0px,
    #a3e635 8px,
    #1c1c1c 8px,
    #1c1c1c 16px
  );
  background-size: 22.6px 22.6px;
  animation: march 0.6s linear infinite;
  z-index: 0;
}

.card.placeholder::after {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: 11px;
  background: #0c0c0c;
  z-index: 1;
}

@keyframes march {
  from { background-position: 0 0; }
  to   { background-position: 22.6px 0; }
}

.building-inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.building-icon {
  font-size: 1.5rem;
  color: var(--accent);
  animation: spin 3s linear infinite;
  display: block;
}

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

.building-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ─── Card internals ─── */
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.card-subtitle {
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.card-links {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.card-link {
  font-size: 0.7rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.card-link:hover {
  color: var(--accent);
}

.card-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 0.85rem;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}



/* ─── Responsive ─── */
@media (max-width: 560px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
}