/* ==========================================================================
   Design Tokens
   ========================================================================== */

:root {
  --bg: #101810;
  --surface: #172317;
  --text: #d8e3cf;
  --text-muted: #8ea084;
  --accent-signal: #cfff70;
  --accent-system: #2de2e6;
}

/* ==========================================================================
   Reset
   ========================================================================== */

* {
  box-sizing: border-box;
}

/* ==========================================================================
   Base
   ========================================================================== */

body {
  min-height: 100vh;
  margin: 0;
  /* Two thin gradients create the subtle pixel-grid page texture. */
  background:
    radial-gradient(
      circle at 20% 0%,
      rgba(45, 226, 230, 0.08),
      transparent 28rem
    ),
    linear-gradient(rgba(207, 255, 112, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(207, 255, 112, 0.035) 1px, transparent 1px),
    var(--bg);
  background-size:
    auto,
    14px 14px,
    14px 14px,
    auto;
  color: var(--text);
  font-family: "Roboto Condensed", monospace;
}

/* ==========================================================================
   Shared Layout
   ========================================================================== */

.page-content {
  padding: 2rem;
}

.panel {
  background:
    linear-gradient(rgba(207, 255, 112, 0.035) 1px, transparent 1px),
    var(--surface);
  background-size: 100% 2rem;
  border: 1px solid rgba(207, 255, 112, 0.32);
  border-radius: 2px;
  box-shadow:
    inset 0 0 0 1px rgba(216, 227, 207, 0.045),
    0 10px 28px rgba(0, 0, 0, 0.26);
}

.page-title {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 2rem;
  padding: 0.85rem 1rem 1rem;
}

.page-title span {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  line-height: 1;
  text-transform: uppercase;
}

.page-title h1 {
  margin: 0;
  color: var(--accent-system);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 0.95;
  text-shadow:
    0 0 12px rgba(45, 226, 230, 0.24),
    3px 3px 0 #000;
  text-transform: uppercase;
}

/* ==========================================================================
   Shared Sections
   ========================================================================== */

.section {
  flex: 1;
  padding: 1.5rem;
}

.section-title {
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(207, 255, 112, 0.28);
  color: var(--accent-system);
  font-size: 2rem;
  text-align: center;
  text-transform: uppercase;
}

.section-content {
  margin: 0;
  font-size: clamp(1.2rem, 1vw, 1.45rem);
  line-height: 1.35;
}

/* ==========================================================================
   Site Navigation
   ========================================================================== */

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.25rem;
  background: rgba(16, 24, 16, 0.94);
  border-bottom: 1px solid rgba(207, 255, 112, 0.35);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.site-title {
  padding: 0.35rem 0.75rem 0.4rem;
  /* Subtle signal wash keeps the title label distinct from the nav bar. */
  background:
    linear-gradient(90deg, rgba(207, 255, 112, 0.16), transparent 32%),
    var(--surface);
  background-size: auto, auto;
  border: 1px solid rgba(207, 255, 112, 0.55);
  color: var(--accent-signal);
  font-size: 3.65rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  line-height: 1;
  text-shadow:
    0 0 10px rgba(207, 255, 112, 0.32),
    3px 3px 0 #000;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
}

.nav-toggle {
  display: none;
  width: 2.8rem;
  height: 2.4rem;
  align-content: center;
  place-items: center;
  row-gap: 0.32rem;
  padding: 0.45rem;
  background:
    linear-gradient(90deg, rgba(45, 226, 230, 0.08), transparent 70%),
    rgba(7, 16, 7, 0.42);
  border: 1px solid rgba(45, 226, 230, 0.28);
  cursor: pointer;
  box-shadow:
    inset 0 0 0 1px rgba(216, 227, 207, 0.04),
    0 0 14px rgba(45, 226, 230, 0.04);
}

.nav-toggle span {
  display: block;
  width: 1.45rem;
  height: 2px;
  background: var(--accent-system);
  box-shadow: 0 0 8px rgba(45, 226, 230, 0.32);
  transition:
    background 180ms ease,
    transform 180ms ease,
    opacity 180ms ease;
}

.nav-toggle:hover,
.nav-toggle[aria-expanded="true"] {
  border-color: var(--accent-signal);
  box-shadow:
    inset 0 0 0 1px rgba(207, 255, 112, 0.08),
    0 0 16px rgba(207, 255, 112, 0.08);
}

.nav-toggle:hover span,
.nav-toggle[aria-expanded="true"] span {
  background: var(--accent-signal);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.75rem;
  background:
    linear-gradient(90deg, rgba(45, 226, 230, 0.08), transparent 70%),
    rgba(7, 16, 7, 0.42);
  border: 1px solid rgba(45, 226, 230, 0.28);
  color: var(--accent-system);
  font-size: clamp(1.35rem, 1vw, 1.75rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  box-shadow:
    inset 0 0 0 1px rgba(216, 227, 207, 0.04),
    0 0 14px rgba(45, 226, 230, 0.04);
  transition:
    background 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.nav-link::before {
  content: attr(data-index);
  color: var(--text-muted);
  font-size: 0.62em;
  letter-spacing: 0.1em;
}

.nav-link:hover,
.nav-link.is-active {
  border-color: var(--accent-signal);
  background:
    linear-gradient(90deg, rgba(207, 255, 112, 0.16), transparent 72%),
    rgba(7, 16, 7, 0.72);
  color: var(--accent-signal);
  box-shadow:
    inset 0 0 0 1px rgba(207, 255, 112, 0.08),
    0 0 16px rgba(207, 255, 112, 0.08);
}

.nav-link:hover {
  transform: translateY(-1px);
}

.nav-link:hover::before,
.nav-link.is-active::before {
  color: var(--accent-system);
}

/* ==========================================================================
   Home Page
   ========================================================================== */

.home-layout {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 2rem;
}

.section-group {
  display: grid;
  flex: 1;
  gap: 2rem;
}

/* Declaration panel */
.declaration {
  display: grid;
  align-content: center;
  gap: clamp(2rem, 4vw, 4rem);
}

.dec-box {
  position: relative;
  min-height: clamp(8rem, 13vw, 13rem);
  display: grid;
  place-items: center;
  overflow: hidden;
  cursor: pointer;
}

.dec {
  margin: 0;
  color: var(--accent-signal);
  font-family: "Press Start 2P", cursive;
  font-size: clamp(2.2rem, 5.5vw, 5rem);
  line-height: 1.25;
  text-align: center;
  text-shadow:
    0 0 16px rgba(207, 255, 112, 0.22),
    4px 4px 0 #000;
}

.default-dec,
.hover-dec {
  transition:
    opacity 220ms ease,
    transform 220ms ease;
}

.hover-dec {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  margin: 0;
  padding: 1.5rem;
  opacity: 0;
  transform: translateY(12px);
  color: var(--accent-signal);
  font-family: "Roboto Condensed", monospace;
  font-size: clamp(1.15rem, 1.35vw, 1.5rem);
  font-weight: 700;
  line-height: 1.45;
  text-align: center;
  background: rgba(7, 16, 7, 0.94);
  border: 1px solid rgba(45, 226, 230, 0.45);
  box-shadow:
    inset 0 0 0 1px rgba(207, 255, 112, 0.08),
    0 0 20px rgba(45, 226, 230, 0.08);
}

.dec-box:hover .default-dec {
  opacity: 0;
  transform: translateY(-12px);
}

.dec-box:hover .hover-dec {
  opacity: 1;
  transform: translateY(0);
}

/* Skill rotator */
.skill-rotator {
  padding: 0.65rem;
  background: #071007;
  border: 1px solid rgba(45, 226, 230, 0.45);
  box-shadow: inset 0 0 0 1px rgba(207, 255, 112, 0.08);
}

.skill-rotator__mask {
  height: 16rem;
  overflow: hidden;
  border-top: 1px dotted rgba(45, 226, 230, 0.35);
  border-bottom: 1px dotted rgba(45, 226, 230, 0.35);
}

.skill-screen {
  height: 16rem;
  padding: 1rem 1.1rem;
}

.skill-screen h2,
.skill-screen li {
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.skill-screen h2 {
  margin: 0 0 0.85rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px dotted rgba(207, 255, 112, 0.2);
  color: var(--accent-system);
  font-size: clamp(1.5rem, 1.4vw, 2rem);
  letter-spacing: 0.14em;
  text-shadow: 0 0 10px rgba(45, 226, 230, 0.35);
}

.skill-screen h2::before {
  content: "$ ";
  color: var(--accent-signal);
}

.skill-screen h2::after {
  content: "_";
  color: var(--accent-signal);
  animation: cursor-blink 900ms steps(2, end) infinite;
}

@keyframes cursor-blink {
  50% {
    opacity: 0;
  }
}

.skill-screen ul {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.skill-screen li {
  padding: 0.12rem 0 0.12rem 1.4rem;
  border-left: 1px solid rgba(207, 255, 112, 0.22);
  background: rgba(207, 255, 112, 0.035);
  color: var(--text);
  font-size: clamp(1.4rem, 1.7vw, 1.5rem);
  font-weight: 700;
  line-height: 1.1;
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 260ms ease,
    transform 260ms ease;
  transition-delay: calc(var(--item-index) * 70ms);
}

.skill-screen ul.is-fading-out li {
  opacity: 0;
  transform: translateY(-0.25rem);
}

.skill-screen ul.is-fading-in li {
  opacity: 0;
  transform: translateY(0.25rem);
}

.skill-screen li::before {
  content: "> ";
  display: inline-block;
  width: 1rem;
  margin-left: -1rem;
  color: var(--accent-signal);
}

/* Route cards */
.route-section {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
  padding: 0 2rem 2rem;
}

.route-card {
  display: grid;
  gap: 0.45rem;
  padding: 1rem;
  color: var(--text);
  text-decoration: none;
  transition:
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.route-card span {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.route-card strong {
  color: var(--accent-signal);
  font-size: clamp(1.8rem, 3vw, 3rem);
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: uppercase;
}

.route-card p {
  margin: 0;
  color: var(--text);
  font-size: clamp(1rem, 1.2vw, 1.25rem);
  line-height: 1.3;
}

.route-card:hover {
  border-color: var(--accent-signal);
  background: var(--accent-system);
  transform: translateY(-4px);
}

.route-card:hover span,
.route-card:hover p {
  color: #061214;
}

.route-card:hover strong {
  color: white;
  text-shadow: 2px 2px 4px #000;
}

/* ==========================================================================
   Portfolio Page
   ========================================================================== */

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

.project-window {
  display: grid;
  align-content: space-between;
  min-height: 16rem;
  padding: 1rem;
  color: var(--text);
  text-decoration: none;
  transition:
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.project-window span {
  display: inline-flex;
  width: fit-content;
  padding: 0.25rem 0.45rem;
  background: rgba(7, 16, 7, 0.5);
  border: 1px solid rgba(45, 226, 230, 0.28);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.project-window h2 {
  margin: 1.5rem 0 0;
  color: var(--accent-signal);
  font-family: Consolas, "Courier New", monospace;
  font-size: clamp(1.8rem, 3vw, 3rem);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1;
  text-transform: uppercase;
  text-shadow: 0 0 8px rgba(207, 255, 112, 0.22);
}

.project-window p {
  margin: 1rem 0 0;
  font-size: clamp(1.1rem, 1.3vw, 1.35rem);
  line-height: 1.3;
}

.project-window:hover {
  border-color: var(--accent-signal);
  background:
    linear-gradient(90deg, rgba(207, 255, 112, 0.14), transparent 72%),
    var(--surface);
  transform: translateY(-4px);
}

.project-window--reserved {
  opacity: 0.72;
}

.project-preview {
  aspect-ratio: 16 / 9;
  margin: 1rem 0 0;
  background: #071007;
  border: 1px solid rgba(45, 230, 70, 0.45);
  box-shadow:
    inset 0 0 0 1px rgba(207, 255, 112, 0.08),
    inset 0 0 24px rgba(45, 226, 230, 0.12),
    0 0 14px rgba(45, 226, 230, 0.08);
  overflow: hidden;
}

.project-preview img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.project-window h2::before {
  content: "> ";
  color: var(--accent-system);
}
.project-window:hover .project-preview {
  border-color: var(--accent-signal);
  box-shadow:
    inset 0 0 0 1px rgba(207, 255, 112, 0.12),
    inset 0 0 28px rgba(207, 255, 112, 0.14),
    0 0 18px rgba(207, 255, 112, 0.12);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (min-width: 1151px) and (max-width: 1350px) {
  .page-content {
    padding: 1.25rem;
  }

  .home-layout {
    gap: 1.25rem;
  }

  .section {
    padding: 1.25rem;
  }

  .section-group {
    gap: 1.25rem;
  }

  .declaration {
    gap: 5rem;
  }
}

@media (max-width: 1150px) {
  .site-nav {
    flex-wrap: wrap;
  }

  .nav-toggle {
    display: grid;
  }

  .nav-links {
    display: none;
    flex-basis: 100%;
    justify-content: stretch;
    padding-top: 0.8rem;
  }

  .nav-links.is-open {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav-link {
    justify-content: center;
  }

  .home-layout {
    flex-direction: column;
  }

  .section,
  .section-group {
    width: 100%;
  }

  .section-content {
    font-size: 1.35rem;
  }

  .route-section {
    grid-template-columns: 1fr;
    padding: 0 2rem 2rem;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .site-nav {
    gap: 0.75rem;
    padding: 0.75rem;
  }

  .site-title {
    padding: 0.3rem 0.55rem 0.35rem;
    font-size: clamp(2rem, 12vw, 2.8rem);
    letter-spacing: 0.06em;
  }

  .nav-toggle {
    width: 2.55rem;
    height: 2.25rem;
    margin-left: auto;
  }

  .nav-links.is-open {
    grid-template-columns: 1fr;
  }

  .nav-link {
    padding: 0.65rem 0.75rem;
  }
}