:root {
  --ink: #0c0f14;
  --slate: #1b2230;
  --mist: #e3e8ef;
  --sky: #7dd3fc;
  --accent: #f8b84a;
  --accent-dark: #d08a1c;
  --paper: #f7f4ef;
  --panel: #121821;
  --card: #ffffff;
  --muted: #6b7280;
  --radius: 18px;
  --shadow: 0 18px 40px rgba(12, 15, 20, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Trebuchet MS", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top, #fef7e6 0%, #f7f4ef 45%, #eef2f7 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(#1b2230 0.5px, transparent 0.5px);
  background-size: 24px 24px;
  opacity: 0.08;
  pointer-events: none;
  z-index: -1;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  background: var(--accent);
  color: #1f2937;
  padding: 10px 16px;
  border-radius: 999px;
  z-index: 999;
}

.skip-link:focus {
  left: 12px;
}

.site-header {
  padding: 32px 6vw 40px;
  background: linear-gradient(140deg, #1b2230 0%, #101622 55%, #0f172a 100%);
  color: #fef7e6;
  position: relative;
  overflow: hidden;
}

.site-header::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(248, 184, 74, 0.35) 0%, rgba(248, 184, 74, 0) 70%);
  right: -140px;
  top: -180px;
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-size: 1.4rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.06em;
}

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

.nav-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.95rem;
  color: #fef7e6;
  opacity: 0.75;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  opacity: 1;
  color: var(--accent);
}

.nav-toggle {
  display: none;
  border: 1px solid rgba(248, 184, 74, 0.4);
  background: transparent;
  color: #fef7e6;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 36px;
  align-items: center;
  margin-top: 40px;
  position: relative;
  z-index: 1;
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 3vw, 3.6rem);
  line-height: 1.05;
  margin: 12px 0 18px;
}

.eyebrow {
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: rgba(248, 184, 74, 0.9);
}

.hero-lede {
  font-size: 1.05rem;
  max-width: 560px;
  color: rgba(254, 247, 230, 0.86);
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin: 24px 0 20px;
  flex-wrap: wrap;
}

.hero-badges {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.92rem;
  color: rgba(254, 247, 230, 0.82);
}

.hero-badges span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.hero-panel {
  background: var(--panel);
  border-radius: var(--radius);
  color: #f8fafc;
  box-shadow: var(--shadow);
  padding: 20px 22px;
  border: 1px solid rgba(248, 184, 74, 0.12);
  animation: float 6s ease-in-out infinite;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  margin-bottom: 20px;
}

.panel-status {
  background: rgba(125, 211, 252, 0.18);
  color: #7dd3fc;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
}

.panel-body {
  display: grid;
  gap: 16px;
}

.panel-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.95rem;
  color: rgba(248, 250, 252, 0.78);
}

.panel-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.panel-tags span {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 6px 10px;
  border-radius: 999px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 10px 20px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
  background: var(--accent);
  color: #1b2230;
  box-shadow: 0 12px 24px rgba(248, 184, 74, 0.25);
}

.btn.ghost {
  border-color: rgba(248, 184, 74, 0.5);
  color: #fef7e6;
  background: transparent;
}

.btn.text {
  padding: 0;
  border: none;
  color: var(--accent-dark);
}

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

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 6vw 80px;
}

.section {
  margin-top: 68px;
}

.section-title {
  display: grid;
  gap: 10px;
  margin-bottom: 26px;
}

.section-title h2 {
  margin: 0;
  font-size: clamp(1.7rem, 2.4vw, 2.4rem);
}

.section-title p {
  margin: 0;
  color: var(--muted);
  max-width: 680px;
}

.about-grid,
.services-grid,
.projects-grid,
.impact-grid,
.case-grid,
.notes-grid {
  display: grid;
  gap: 20px;
}

.about-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.about-card,
.service-card,
.project-card,
.impact-card,
.case-card,
.note-card,
.contact-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.08);
  border: 1px solid rgba(15, 23, 42, 0.04);
}

.impact-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.impact-card {
  display: grid;
  gap: 14px;
  position: relative;
  animation: fadeUp 0.6s ease both;
  animation-delay: var(--delay, 0ms);
}

.impact-card h3 {
  margin: 0;
}

.impact-metric {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent-dark);
}

.case-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.case-card {
  display: grid;
  gap: 12px;
}

.case-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.case-meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--muted);
}

.notes-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.note-card {
  display: grid;
  gap: 10px;
}

.note-meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  color: var(--muted);
}

.projects-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.projects-list .project-card {
  display: grid;
  gap: 12px;
}

.project-tags {
  margin-top: 12px;
  font-family: "JetBrains Mono", monospace;
  color: var(--muted);
  font-size: 0.82rem;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.filter-btn {
  border: 1px solid rgba(27, 34, 48, 0.2);
  background: #fff;
  color: var(--slate);
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #1b2230;
  box-shadow: 0 12px 24px rgba(248, 184, 74, 0.22);
}

.projects-header {
  padding-bottom: 28px;
}

.projects-hero {
  margin-top: 40px;
}

.toolbox {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.toolbox span {
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(27, 34, 48, 0.08);
  font-size: 0.92rem;
}

.services-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.contact-card a {
  color: var(--slate);
  font-weight: 600;
  text-decoration: none;
}

.contact-links a {
  margin-right: 12px;
  font-size: 1.2rem;
  color: var(--accent-dark);
}

.site-footer {
  padding: 32px 6vw 60px;
  text-align: center;
  color: var(--muted);
}

#cvModal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(12, 15, 20, 0.7);
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-card {
  background: #fff;
  border-radius: var(--radius);
  width: min(900px, 92vw);
  padding: 18px;
  position: relative;
}

.modal-card iframe {
  width: 100%;
  height: 80vh;
  border: none;
}

.modal-close {
  position: absolute;
  right: 14px;
  top: 8px;
  border: none;
  background: transparent;
  font-size: 2rem;
  cursor: pointer;
  color: var(--slate);
}

.case-study-page {
  background: #ffffff;
}

.case-header {
  padding: 36px 6vw 24px;
  border-bottom: 1px solid var(--mist);
}

.case-header a {
  text-decoration: none;
  color: var(--accent-dark);
}

.case-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 6vw 60px;
  display: grid;
  gap: 24px;
}

.case-section {
  background: #ffffff;
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: 0 10px 24px rgba(12, 15, 20, 0.06);
}

.case-section h2 {
  margin-top: 0;
}

.case-screenshots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.case-screenshot-placeholder {
  background: repeating-linear-gradient(
    135deg,
    rgba(27, 34, 48, 0.08),
    rgba(27, 34, 48, 0.08) 12px,
    rgba(27, 34, 48, 0.18) 12px,
    rgba(27, 34, 48, 0.18) 24px
  );
  border-radius: 14px;
  height: 150px;
  display: grid;
  place-items: center;
  color: var(--slate);
  font-size: 0.85rem;
  font-family: "JetBrains Mono", monospace;
}

.case-screenshot-image {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.1);
  display: block;
}

.case-screenshots figcaption {
  margin-top: 10px;
  font-size: 0.88rem;
  color: var(--muted);
}

.case-metrics-note {
  margin-top: 12px;
  font-size: 0.9rem;
  color: var(--muted);
}

.case-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

.case-meta-grid div {
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(27, 34, 48, 0.06);
  font-size: 0.92rem;
}

.case-diagram {
  background: #0f172a;
  color: #f8fafc;
  padding: 16px;
  border-radius: 12px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  overflow: auto;
}

.case-compare {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.case-compare-item {
  background: rgba(27, 34, 48, 0.06);
  border-radius: 14px;
  padding: 16px;
}

.case-compare-item h3 {
  margin-top: 0;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

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

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

@media (max-width: 760px) {
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    background: rgba(15, 23, 42, 0.96);
    border-radius: 16px;
    padding: 16px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .hero-actions {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}