:root {
  --accent: #0078d4;
  --accent-soft: #4da3ff;
  --accent-muted: rgba(0, 120, 212, 0.16);

  --bg: #070707;
  --bg-soft: #0d0d0f;
  --panel: #111114;
  --panel-soft: #151519;

  --text: #f2f2f3;
  --muted: #a5a7ad;
  --muted-strong: #c8cad0;

  --border: rgba(255, 255, 255, 0.09);
  --border-strong: rgba(0, 120, 212, 0.38);

  --shadow: 0 18px 46px rgba(0, 0, 0, 0.36);

  --radius-lg: 20px;
  --radius-md: 14px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Segoe UI, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(0, 120, 212, 0.12), transparent 28rem),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 52%, #060606 100%);
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

p {
  margin: 0 0 1rem;
  text-align: left;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--border);
  background: rgba(7, 7, 7, 0.88);
  backdrop-filter: blur(16px);
}

.nav {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav-logo {
  font-weight: 900;
  letter-spacing: -0.03em;
}

.nav-logo::before {
  content: "";
  display: inline-block;
  width: 0.55rem;
  height: 0.55rem;
  margin-right: 0.55rem;
  border-radius: 999px;
  background: var(--accent);
  box-shadow:
    0 0 10px rgba(0, 120, 212, 0.75),
    0 0 24px rgba(0, 120, 212, 0.35);
}

.nav-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-links a {
  transition: color 160ms ease;
}

.nav-links a:hover {
  color: var(--accent-soft);
}

.section {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3.7rem 1.25rem;
}

.hero {
  padding-top: 4.1rem;
  padding-bottom: 3.4rem;
}

.hero-intro,
.section-heading,
.copy-block,
.hero-panel,
.project-list,
.tile-grid,
.timeline,
.contact-grid {
  width: 100%;
  max-width: 100%;
}

.hero-intro {
  margin-bottom: 1.25rem;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 0.75rem;
  color: var(--accent-soft);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: -0.025em;
  text-align: left;
}

h1 {
  max-width: 1040px;
  font-size: clamp(2.15rem, 4.3vw, 3.75rem);
  color: var(--text);
}

h2 {
  max-width: 1040px;
  font-size: clamp(1.65rem, 2.8vw, 2.55rem);
}

h3 {
  font-size: 1.13rem;
}

.tile h3,
.project-card h3,
.timeline-item h3,
.contact-form h3,
.contact-panel h3 {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.tile h3::before,
.project-card h3::before,
.timeline-item h3::before,
.contact-form h3::before,
.contact-panel h3::before {
  content: "";
  width: 0.56rem;
  height: 0.56rem;
  flex: 0 0 0.56rem;
  border-radius: 999px;
  background: var(--accent);
  box-shadow:
    0 0 10px rgba(0, 120, 212, 0.75),
    0 0 24px rgba(0, 120, 212, 0.35);
}

.hero-panel {
  width: 100%;
  max-width: 100%;
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 1.35rem;
  align-items: center;
  padding: 1.35rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012)),
    var(--panel);
  box-shadow: var(--shadow);
}

.hero-photo {
  width: 150px;
  height: 150px;
  padding: 0.42rem;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--panel-soft);
}

.hero-photo img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 15px;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.04) saturate(0.9);
}

.hero-copy p {
  max-width: 820px;
  color: var(--muted-strong);
  font-size: 1.02rem;
}

.hero-actions,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.25rem;
}

.button,
.contact-links a,
.project-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0.62rem 0.88rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #101013;
  color: var(--text);
  font: inherit;
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 7px 18px rgba(0, 0, 0, 0.2);
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
.contact-links a:hover,
.project-links a:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  background: #131820;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

.button.primary {
  color: #ffffff;
  border-color: rgba(0, 120, 212, 0.55);
  background: var(--accent);
  box-shadow: 0 14px 30px rgba(0, 120, 212, 0.18);
}

.section-heading {
  margin-bottom: 1.65rem;
}

.section-intro {
  max-width: 820px;
  color: var(--muted);
  font-size: 1rem;
}

.copy-block p {
  max-width: 900px;
  color: var(--muted);
  font-size: 1.02rem;
}

.tile-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

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

.tile,
.project-card,
.timeline-item,
.contact-form,
.contact-panel,
.security-disclosure {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.028), rgba(255, 255, 255, 0.01)),
    var(--panel);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.23);
}

.tile {
  padding: 1.15rem;
}

.tile p,
.project-card p,
.timeline-item p,
.contact-panel p {
  color: var(--muted);
  font-size: 0.96rem;
}

.tile:hover,
.project-card:hover,
.timeline-item:hover,
.contact-form:hover,
.contact-panel:hover,
.security-disclosure:hover {
  border-color: var(--border-strong);
}

.project-list {
  display: grid;
  gap: 0.9rem;
}

.project-card {
  padding: 1.2rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: center;
}

.project-stack {
  margin-bottom: 0.48rem;
  color: var(--accent-soft);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: left;
}

.project-subtitle {
  margin-top: 0.32rem;
  margin-bottom: 0.85rem;
  color: var(--muted-strong) !important;
  font-size: 0.95rem !important;
  font-weight: 800;
  text-align: left;
}

.project-proof {
  margin-top: 0.9rem;
  padding-left: 0.9rem;
  border-left: 3px solid var(--accent);
}

.timeline {
  display: grid;
  gap: 0.9rem;
}

.timeline-item {
  padding: 1.2rem;
}

.timeline-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.55rem;
}

.timeline-heading span {
  color: var(--accent-soft);
  font-size: 0.86rem;
  font-weight: 800;
  white-space: nowrap;
}

.timeline-note {
  color: var(--muted-strong) !important;
  font-weight: 800;
  text-align: left;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 0.9rem;
  align-items: stretch;
}

.contact-form,
.contact-panel {
  height: 100%;
}

.contact-form {
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
}

.contact-form h3,
.contact-panel h3 {
  margin-bottom: 1rem;
}

.contact-form label {
  display: block;
  margin-bottom: 0.38rem;
  color: var(--muted-strong);
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  margin-bottom: 0.95rem;
  padding: 0.78rem 0.88rem;
  border: 1px solid var(--border);
  border-radius: 13px;
  background: #08080a;
  color: var(--text);
  font: inherit;
  outline: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--border-strong);
  box-shadow: 0 0 0 3px var(--accent-muted);
}

.contact-form textarea {
  resize: vertical;
  flex: 1;
  min-height: 150px;
}

.contact-form button {
  margin-top: auto;
  align-self: flex-start;
}

.contact-panel {
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
}

.contact-panel .contact-links {
  flex-direction: column;
  align-items: stretch;
  margin: 0.9rem 0 1.1rem;
}

.contact-panel p {
  margin-top: auto;
}

.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.7rem 1.25rem;
  color: var(--muted);
  text-align: center;
}

.site-footer small {
  display: block;
  font-size: 0.86rem;
}

.security-disclosure {
  margin-bottom: 1.1rem;
  padding: 1rem;
  text-align: left;
}

.security-disclosure summary {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 40px;
  padding: 0.62rem 0.88rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #101013;
  color: var(--text);
  font-weight: 800;
  cursor: pointer;
  list-style: none;
  text-align: center;
}

.security-disclosure summary::-webkit-details-marker {
  display: none;
}

.security-disclosure summary::marker {
  content: "";
}

.security-disclosure summary:hover {
  border-color: var(--border-strong);
  background: #131820;
}

.security-disclosure[open] summary {
  margin-bottom: 1rem;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.security-grid span {
  padding-left: 0.8rem;
  border-left: 3px solid var(--accent);
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 1080px) {
  .focus-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

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

  .timeline-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.25rem;
  }
}

@media (max-width: 760px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .section {
    padding: 3.2rem 1rem;
  }

  .hero {
    padding-top: 3.3rem;
  }

  .hero-panel {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .hero-photo {
    width: 132px;
    height: 132px;
  }

  .hero-copy p {
    max-width: 100%;
    text-align: center;
    font-size: 0.98rem;
  }

  .hero-actions {
    justify-content: center;
  }

  .tile-grid,
  .focus-grid,
  .project-card,
  .security-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(2rem, 9vw, 3.05rem);
  }

  h2 {
    font-size: clamp(1.55rem, 7vw, 2.2rem);
  }
}

@media (max-width: 520px) {
  .nav-links {
    gap: 0.75rem;
    font-size: 0.88rem;
  }

  .hero-panel {
    padding: 1rem;
  }

  .hero-photo {
    width: 118px;
    height: 118px;
  }

  .hero-actions,
  .contact-links {
    flex-direction: column;
    align-items: stretch;
  }

  .button,
  .contact-links a,
  .project-links a {
    width: 100%;
  }

  .contact-form button {
    align-self: stretch;
  }
}