:root {
  color-scheme: dark;
  --bg: #050608;
  --bg-soft: #0c0f15;
  --bg-panel: rgba(18, 20, 28, 0.88);
  --bg-panel-strong: rgba(13, 15, 22, 0.95);
  --text: #f6f3ee;
  --muted: #b8b0a4;
  --line: rgba(255, 255, 255, 0.09);
  --accent: #f7931a;
  --accent-2: #ffb55e;
  --accent-soft: rgba(247, 147, 26, 0.14);
  --success: #72d29c;
  --warn: #ffb8a7;
  --radius: 18px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background:
    radial-gradient(circle at 15% -10%, rgba(247, 147, 26, 0.2), transparent 36%),
    radial-gradient(circle at 85% 0%, rgba(255, 186, 97, 0.08), transparent 28%),
    radial-gradient(circle at 50% 120%, rgba(247, 147, 26, 0.08), transparent 42%),
    linear-gradient(180deg, #050608 0%, #0a0d13 45%, #050608 100%);
  background-attachment: fixed;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 110px 110px;
  opacity: 0.08;
  pointer-events: none;
  animation: drift 20s linear infinite;
}

a {
  color: inherit;
}

.container {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(5, 6, 8, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-wrap {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.95rem 0;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
}

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

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

.main-nav a,
.footer-nav a {
  text-decoration: none;
  color: var(--muted);
  transition: 0.25s ease;
}

.main-nav a {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.42rem 0.82rem;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a.current {
  color: var(--text);
  border-color: rgba(247, 147, 26, 0.3);
  background: rgba(247, 147, 26, 0.08);
  outline: none;
}

.page-content {
  padding: 2rem 0 3.5rem;
  position: relative;
}

h1,
h2,
h3 {
  margin: 0 0 0.75rem;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.3rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.eyebrow {
  margin-bottom: 0.55rem;
  font-size: 0.82rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.panel,
.tool-card,
.ad-banner,
.project-card,
.metric-card,
.dashboard-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.018));
  box-shadow: var(--shadow);
}

.panel {
  padding: 1.35rem;
  margin-top: 1rem;
}

.hero {
  margin-top: 0;
  position: relative;
  overflow: hidden;
}

.hero::after,
.project-card::after,
.metric-card::after {
  content: "";
  position: absolute;
  inset: auto -15% -25% auto;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(247, 147, 26, 0.18), transparent 60%);
  pointer-events: none;
}

.hero p:last-child {
  margin-bottom: 0;
}

.hero-lead {
  max-width: 760px;
  font-size: 1.1rem;
}

.hero-grid,
.card-grid,
.metric-grid,
.dashboard-grid,
.split-grid,
.mini-grid,
.stat-grid {
  display: grid;
  gap: 1rem;
}

.hero-grid {
  grid-template-columns: 1.5fr 1fr;
  align-items: stretch;
}

.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1rem;
}

.tool-card,
.project-card {
  display: block;
  text-decoration: none;
  padding: 1.35rem;
  position: relative;
  overflow: hidden;
  transition: 0.25s ease;
}

.tool-card:hover,
.tool-card:focus-visible,
.project-card:hover,
.project-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(247, 147, 26, 0.45);
  background: linear-gradient(145deg, rgba(247, 147, 26, 0.12), rgba(255, 255, 255, 0.03));
  outline: none;
}

.project-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.2rem;
}

.project-card h3,
.tool-card h3,
.tool-card h2 {
  color: var(--text);
}

.status-pill,
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  border: 1px solid rgba(247, 147, 26, 0.28);
  padding: 0.28rem 0.65rem;
  color: var(--accent-2);
  background: rgba(247, 147, 26, 0.08);
  font-size: 0.82rem;
}

.tag {
  margin: 0.15rem 0.35rem 0 0;
}

.tag-wrap,
.pill-list,
.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.pill-list span,
.related-links a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  color: var(--muted);
}

.related-links a {
  text-decoration: none;
}

.related-links a:hover,
.related-links a:focus-visible {
  color: var(--text);
  border-color: rgba(247, 147, 26, 0.4);
  background: rgba(247, 147, 26, 0.08);
  outline: none;
}

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

.metric-card,
.dashboard-card,
.mini-card,
.stat-card,
.callout {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  padding: 1rem;
}

.metric-value,
.stat-card strong {
  display: block;
  margin-bottom: 0.28rem;
  color: var(--text);
  font-size: 1.35rem;
  font-weight: 700;
}

.metric-label {
  color: var(--muted);
  font-size: 0.94rem;
}

.dashboard-grid {
  grid-template-columns: 1.15fr 0.85fr;
}

.dashboard-stack {
  display: grid;
  gap: 1rem;
}

.dashboard-card ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--muted);
}

.ad-banner {
  text-align: center;
  padding: 0.95rem;
  margin: 1rem 0;
  color: var(--muted);
  background: linear-gradient(90deg, rgba(247, 147, 26, 0.08), rgba(255, 255, 255, 0.02));
}

.calculator {
  display: grid;
  gap: 0.95rem;
}

.input-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.field {
  display: grid;
  gap: 0.35rem;
}

label {
  font-weight: 600;
}

input[type="number"],
select {
  width: 100%;
  border: 1px solid rgba(247, 147, 26, 0.18);
  border-radius: 12px;
  padding: 0.72rem 0.78rem;
  font-size: 1rem;
  color: var(--text);
  background: rgba(11, 14, 20, 0.95);
}

input[type="number"]:focus,
select:focus {
  outline: none;
  border-color: rgba(247, 147, 26, 0.6);
  box-shadow: 0 0 0 3px rgba(247, 147, 26, 0.14);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.btn,
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 1px solid rgba(247, 147, 26, 0.18);
  border-radius: 999px;
  padding: 0.55rem 0.95rem;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: 0.2s ease;
  text-decoration: none;
}

.btn:hover,
.btn:focus-visible,
.button-link:hover,
.button-link:focus-visible {
  border-color: rgba(247, 147, 26, 0.5);
  background: rgba(247, 147, 26, 0.12);
  outline: none;
}

.btn.accent,
.button-link.accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #130f09;
  border-color: transparent;
  box-shadow: 0 10px 24px rgba(247, 147, 26, 0.28);
}

.results {
  display: grid;
  gap: 0.5rem;
}

.result-item {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
  padding: 0.4rem 0;
}

.result-item strong {
  color: var(--text);
}

.split-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mini-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.list li {
  margin-bottom: 0.45rem;
}

.formula {
  display: inline-block;
  font-family: Consolas, "Courier New", monospace;
  border: 1px dashed rgba(247, 147, 26, 0.3);
  background: rgba(247, 147, 26, 0.08);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  color: var(--text);
  margin: 0.2rem 0 0.5rem;
}

.callout {
  border-color: rgba(247, 147, 26, 0.24);
  background: linear-gradient(145deg, rgba(247, 147, 26, 0.12), rgba(255, 255, 255, 0.03));
}

.warning {
  color: var(--warn);
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-top: 1.5rem;
}

.section-title p {
  max-width: 720px;
  margin-bottom: 0;
}

.timeline {
  display: grid;
  gap: 0.8rem;
}

.timeline-item {
  padding: 1rem;
  border-left: 3px solid rgba(247, 147, 26, 0.45);
  background: rgba(255, 255, 255, 0.025);
  border-radius: 0 14px 14px 0;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1rem 0 1.7rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.footer-inner p {
  margin: 0;
  font-size: 0.92rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--text);
  outline: none;
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(40px, -30px, 0);
  }
}

@media (max-width: 1100px) {
  .project-grid,
  .card-grid,
  .metric-grid,
  .stat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .hero-grid,
  .dashboard-grid,
  .split-grid,
  .mini-grid,
  .input-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .project-grid,
  .card-grid,
  .metric-grid,
  .stat-grid {
    grid-template-columns: 1fr;
  }

  .container {
    width: min(100%, calc(100% - 1.25rem));
  }

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