:root {
  --bg: #0b111f;
  --bg-secondary: #121b2e;
  --glass: rgba(255, 255, 255, 0.07);
  --glass-border: rgba(255, 255, 255, 0.16);
  --text: #ebf2ff;
  --muted: #9bb0cf;
  --accent: #70d7ff;
  --accent-2: #8a9eff;
  --shadow: 0 20px 40px rgba(2, 6, 18, 0.45);
  --ring-bg: rgba(255, 255, 255, 0.08);
  --timeline-bg: rgba(255, 255, 255, 0.1);
}

body.light {
  --bg: #eef4ff;
  --bg-secondary: #dce7fb;
  --glass: rgba(255, 255, 255, 0.65);
  --glass-border: rgba(44, 69, 112, 0.24);
  --text: #101f3f;
  --muted: #435f8d;
  --accent: #2374d5;
  --accent-2: #3ea0e5;
  --shadow: 0 16px 34px rgba(38, 64, 112, 0.22);
  --ring-bg: rgba(22, 46, 88, 0.12);
  --timeline-bg: rgba(23, 73, 140, 0.15);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(70rem 30rem at 8% -8%, rgba(112, 215, 255, 0.16), transparent 50%),
    radial-gradient(68rem 28rem at 96% 8%, rgba(138, 158, 255, 0.18), transparent 55%),
    linear-gradient(165deg, var(--bg) 0%, var(--bg-secondary) 100%);
  padding: 24px;
  transition: background 0.45s ease, color 0.35s ease;
}

.ambient {
  position: fixed;
  border-radius: 50%;
  filter: blur(40px);
  pointer-events: none;
  opacity: 0.3;
  z-index: -1;
  animation: float 8s ease-in-out infinite alternate;
}

.ambient-a {
  width: 320px;
  height: 320px;
  background: rgba(118, 212, 255, 0.4);
  top: -80px;
  right: -60px;
}

.ambient-b {
  width: 280px;
  height: 280px;
  background: rgba(125, 141, 255, 0.35);
  bottom: -70px;
  left: -40px;
  animation-delay: 1.5s;
}

.app-shell {
  width: min(1100px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 18px;
}

.glass {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  border-radius: 20px;
}

.topbar {
  padding: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.label {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  margin-top: 4px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

h2 {
  font-size: 1rem;
  font-weight: 600;
}

.theme-toggle {
  border: 1px solid var(--glass-border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 999px;
  padding: 8px 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease;
}

.theme-toggle.nav-home {
  text-decoration: none;
}

.theme-toggle:hover {
  transform: translateY(-1px);
}

.toggle-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 14px rgba(112, 215, 255, 0.8);
}

.meta-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 16px;
}

.meta-value {
  margin-top: 6px;
  font-weight: 600;
  font-size: clamp(0.95rem, 2vw, 1.1rem);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.stat-card {
  padding: 16px;
  display: grid;
  gap: 14px;
  justify-items: center;
}

.ring {
  --progress: 0;
  width: 172px;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: conic-gradient(
    from -90deg,
    var(--accent) calc(var(--progress) * 1%),
    var(--accent-2) calc(var(--progress) * 1%),
    var(--ring-bg) 0
  );
  padding: 10px;
  display: grid;
  place-items: center;
  transition: background 0.5s ease;
}

.ring-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(8, 14, 27, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  place-items: center;
  transition: background 0.45s ease;
}

body.light .ring-inner {
  background: rgba(248, 252, 255, 0.88);
  border: 1px solid rgba(42, 74, 121, 0.2);
}

.ring-inner strong {
  font-size: 1.2rem;
}

.bar-wrap {
  width: 100%;
}

.bar-track {
  width: 100%;
  height: 10px;
  background: var(--timeline-bg);
  border-radius: 999px;
  overflow: hidden;
}

.bar-fill {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 0.65s cubic-bezier(0.2, 0.85, 0.2, 1);
}

.timeline-panel {
  padding: 18px;
  display: grid;
  gap: 14px;
}

.timeline-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
}

#timelineText {
  color: var(--muted);
  font-size: 0.9rem;
}

.timeline-track {
  width: 100%;
  height: 12px;
  background: var(--timeline-bg);
  border-radius: 999px;
  overflow: hidden;
}

.timeline-fill {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 0.65s ease;
}

.months {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 8px;
}

.months li {
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted);
  padding: 6px 4px;
  border: 1px solid transparent;
  border-radius: 10px;
  transition: all 0.3s ease;
}

.months li.past {
  color: var(--text);
  border-color: var(--glass-border);
  background: rgba(112, 215, 255, 0.12);
}

.months li.current {
  color: var(--text);
  border-color: rgba(112, 215, 255, 0.7);
  box-shadow: inset 0 0 0 1px rgba(112, 215, 255, 0.35);
}

@keyframes float {
  from {
    transform: translateY(0px);
  }
  to {
    transform: translateY(-16px);
  }
}

@media (max-width: 920px) {
  .meta-row,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .months {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .timeline-head {
    align-items: flex-start;
    flex-direction: column;
  }
}

.landing-shell {
  gap: 16px;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.site-nav a:hover {
  transform: translateY(-1px);
  border-color: rgba(112, 215, 255, 0.7);
}

.hero-panel {
  padding: 24px;
  display: grid;
  gap: 12px;
}

.hero-panel h2 {
  font-size: clamp(1.45rem, 3vw, 2.4rem);
  line-height: 1.15;
}

.hero-copy {
  max-width: 75ch;
  color: var(--muted);
  font-size: clamp(0.96rem, 1.45vw, 1.1rem);
}

.hero-dynamic {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 10px 12px;
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  width: fit-content;
  background: rgba(255, 255, 255, 0.04);
}

.hero-prefix {
  color: var(--muted);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.cta {
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 10px 14px;
  font: inherit;
  color: #071329;
  text-decoration: none;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.cta:hover {
  transform: translateY(-1px);
  filter: brightness(1.04);
}

.cta-ghost {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--glass-border);
  color: var(--text);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.metric-card {
  padding: 16px;
  display: grid;
  gap: 6px;
}

.metric-value {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
}

.metric-note {
  color: var(--muted);
}

.tab-shell {
  padding: 18px;
  display: grid;
  gap: 14px;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tab-btn {
  border: 1px solid var(--glass-border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 999px;
  padding: 8px 12px;
  font: inherit;
  cursor: pointer;
}

.tab-btn.is-active {
  border-color: rgba(112, 215, 255, 0.8);
  box-shadow: inset 0 0 0 1px rgba(112, 215, 255, 0.4);
}

.tab-content {
  position: relative;
}

.tab-panel {
  display: none;
  gap: 12px;
}

.tab-panel.is-active {
  display: grid;
}

.offer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.offer-item {
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.04);
}

.offer-item h3 {
  margin: 0 0 6px;
  font-size: 1.02rem;
}

.project-note {
  color: var(--muted);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.project-card {
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.04);
  display: grid;
  gap: 8px;
}

.project-card h3 {
  margin: 0;
}

.project-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.project-form {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  align-items: end;
}

.project-form label {
  display: grid;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--muted);
}

.project-form input {
  width: 100%;
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  padding: 10px;
  font: inherit;
}

.project-form button {
  width: fit-content;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .metrics-grid,
  .offer-grid,
  .project-grid,
  .project-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  body {
    padding: 14px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .ring {
    width: 146px;
  }

  .months {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .site-nav {
    width: 100%;
  }

  .site-nav a {
    flex: 1;
    justify-content: center;
  }
}