/* =========================================================
   PROJECT DETAILS — SHARED BLACK & WHITE THEME
   ---------------------------------------------------------
   CUSTOMIZE ONLY THE VARIABLES BELOW for quick theme changes.
   ========================================================= */
:root {
  --project-bg: #000;
  --project-surface: #0a0a0a;
  --project-card: #111;
  --project-card-hover: #161616;
  --project-text: #fff;
  --project-muted: #9a9a9a;
  --project-faint: #666;
  --project-border: #292929;
  --project-border-light: #3a3a3a;
  --project-radius: 4px;
  --project-max-width: 1180px;
  --project-sidebar-width: 300px;
  --project-gap: 28px;
  --project-section-gap: 42px;
}

/* ---------- RESET / BASE ---------- */
.project-page,
.project-page * { box-sizing: border-box; }
.project-page {
  margin: 0;
  background: var(--project-bg);
  color: var(--project-text);
  font-family: Inter, Arial, sans-serif;
  line-height: 1.55;
}
.project-page a { color: inherit; text-decoration: none; }
.project-page img { max-width: 100%; display: block; }

.project-wrap {
  width: min(var(--project-max-width), calc(100% - 48px));
  margin-inline: auto;
}

/* ---------- TOP BAR ---------- */
.project-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(0, 0, 0, .94);
  border-bottom: 1px solid var(--project-border);
  backdrop-filter: blur(8px);
}
.project-topbar-inner {
  position: relative;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.project-breadcrumb {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
  font: 12px/1.2 "IBM Plex Mono", monospace;
  color: var(--project-muted);
}
.project-breadcrumb .dot {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #fff;
}
.project-breadcrumb .sep { color: var(--project-faint); }
.project-breadcrumb .current { color: #fff; }

.project-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font: 12px/1.2 "IBM Plex Mono", monospace;
  color: var(--project-muted);
}
.project-nav a {
  padding: 5px 0;
  border-bottom: 1px solid transparent;
}
.project-nav a:hover,
.project-nav a.active {
  color: #fff;
  border-color: #fff;
}
.project-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 13px;
  color: #000 !important;
  background: #fff;
  border: 1px solid #fff;
  border-radius: 2px;
  font: 12px/1 "IBM Plex Mono", monospace;
  white-space: nowrap;
  flex: 0 0 auto;
}
.project-contact:hover {
  color: #fff !important;
  background: transparent;
}
.project-nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--project-border-light);
  color: #fff;
  font: 12px/1 "IBM Plex Mono", monospace;
  padding: 7px 11px;
  border-radius: 2px;
  cursor: pointer;
  flex: 0 0 auto;
}
.project-nav-toggle:hover { border-color: #fff; }


/* ---------- HERO ---------- */
.project-hero {
  padding: 72px 0 58px;
  background: #000;
  border-bottom: 1px solid var(--project-border);
  text-align: center;
}
.project-kicker {
  margin-bottom: 14px;
  color: var(--project-muted);
  font: 11px/1.2 "IBM Plex Mono", monospace;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.project-hero h1 {
  max-width: 900px;
  margin: 0 auto;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-size: clamp(2rem, 4.4vw, 4rem);
  line-height: 1.05;
  letter-spacing: -.035em;
}
.project-hero-subtitle {
  max-width: 700px;
  margin: 16px auto 0;
  color: var(--project-muted);
  font-size: 14px;
}

/* ---------- MAIN LAYOUT ---------- */
.project-main { padding: 34px 0 60px; }
.project-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--project-sidebar-width);
  gap: var(--project-gap);
  align-items: start;
}

/* ---------- MAIN PROJECT CARD ---------- */
.project-card {
  min-width: 0;
  padding: 30px;
  background: var(--project-surface);
  border: 1px solid var(--project-border);
  border-radius: var(--project-radius);
}
.project-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}
.project-id {
  margin-bottom: 8px;
  color: var(--project-faint);
  font: 11px/1.2 "IBM Plex Mono", monospace;
  letter-spacing: .08em;
}
.project-card h2 {
  margin: 0;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -.025em;
}
.project-status {
  flex: 0 0 auto;
  padding: 6px 10px;
  color: #fff;
  border: 1px solid #777;
  border-radius: 2px;
  font: 10px/1 "IBM Plex Mono", monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* ---------- META / TECHNOLOGY ---------- */
.project-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 26px;
  background: var(--project-border);
  border: 1px solid var(--project-border);
}
.meta-item {
  min-height: 76px;
  padding: 14px;
  background: #080808;
}
.meta-item span {
  display: block;
  margin-bottom: 6px;
  color: var(--project-faint);
  font: 10px/1.2 "IBM Plex Mono", monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.meta-item strong {
  color: #eee;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-size: 13px;
  font-weight: 500;
}
.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.tech-chip {
  padding: 6px 9px;
  color: #bbb;
  border: 1px solid var(--project-border);
  border-radius: 2px;
  font: 12px/1.0 "IBM Plex Mono", monospace;
  /* font: 10px/1.2 "IBM Plex Mono", monospace; */
}
.project-divider {
  height: 1px;
  margin: 24px 0;
  background: var(--project-border);
}
.project-overview {
  margin: 0;
  color: #c5c5c5;
  font-size: 14px;
  line-height: 1.7;
}

/* ---------- DETAIL SECTIONS ---------- */
.project-section {
  margin-top: var(--project-section-gap);
  padding-top: 0;
}
.project-section + .project-section {
  border-top: 1px solid var(--project-border);
  padding-top: 30px;
}
.project-section h3 {
  margin: 0 0 14px;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-size: 20px;
  line-height: 1.2;
}
.project-section p {
  margin: 0;
  color: #aaa;
  font-size: 14px;
  line-height: 1.7;
}
.project-list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 20;
  list-style: none;
}
.project-list li {
  position: relative;
  padding-left: 20px;
  color: #bbb;
  font-size: 14px;
  line-height: 1.6;
}
.project-list li::before {
  content: "›";
  position: absolute;
  left: 2px;
  color: #fff;
  font-size: 18px;
}

/* ---------- SIDEBAR ---------- */
.project-sidebar {
  position: sticky;
  top: 78px;
  padding: 20px;
  background: var(--project-surface);
  border: 1px solid var(--project-border);
  border-radius: var(--project-radius);
}
.sidebar-title {
  margin-bottom: 16px;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-size: 21px;
  font-weight: 600;
}
.other-project {
  display: block;
  margin-bottom: 10px;
  padding: 16px;
  color: #111;
  /* background: #fff; */
  border: 1px solid #fff;
  border-radius: 3px;
  transition: transform .15s ease, background .15s ease, color .15s ease;
}
.other-project:hover,
.other-project.current {
  color: #fff;
  background: #111;
  border-color: #666;
  transform: translateY(-2px);
}
.other-project-code {
  display: block;
  margin-bottom: 15px;
  color: #777;
  font: 10px/1.2 "IBM Plex Mono", monospace;
}
.other-project h3 {
  margin: 0;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.35;
}
.other-project span {
  display: block;
  margin-top: 6px;
  color: #666;
  font: 9px/1.2 "IBM Plex Mono", monospace;
}
.other-project:hover span,
.other-project.current span { color: #aaa; }
.back-projects {
  display: inline-block;
  margin-top: 7px;
  color: #aaa;
  border-bottom: 1px solid #555;
  font: 11px/1.3 "IBM Plex Mono", monospace;
}
.back-projects:hover { color: #fff; border-color: #fff; }

/* ---------- FOOTER ---------- */
.project-footer {
  padding: 28px 0;
  border-top: 1px solid var(--project-border);
  color: var(--project-faint);
  font: 11px/1.4 "IBM Plex Mono", monospace;
}
.project-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

@media (max-width: 600px) {
  .project-footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .project-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(0, 0, 0, .97);
    border-bottom: 1px solid var(--project-border);
    padding: 4px 24px 12px;
  }
  .project-nav.open { display: flex; }
  .project-nav a {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--project-border);
  }
  .project-nav-toggle { display: inline-block; }
  .project-layout { grid-template-columns: 1fr; }
  .project-sidebar { position: static; }
}
@media (max-width: 600px) {
  .project-wrap { width: min(100% - 32px, var(--project-max-width)); }
  .project-topbar-inner { min-height: 52px; }
  .project-contact { padding: 7px 10px; font-size: 11px; }
  .project-nav { padding: 4px 16px 12px; }
  .project-hero { padding: 52px 0 44px; }
  .project-main { padding: 24px 0 44px; }
  .project-card { padding: 20px; }
  .project-card-top { flex-direction: column; }
  .project-meta-grid { grid-template-columns: 1fr; }
  .project-section { margin-top: 32px; }
  .project-section + .project-section { padding-top: 24px; }
  .project-sidebar { padding: 16px; }
}

.contribution-item {
  margin-bottom: 25px;
}

.contribution-item:last-child {
  margin-bottom: 0;
}

.contribution-item h3 {
  margin: 0 0 10px;

  color: var(--project-white);
  font-size: 14px;
  line-height: 1.45;
}

.contribution-item h3 span {
  color: var(--project-purple-light);
}

.contribution-item ul,
.requirements-list {
  margin: 0;
  padding-left: 5;
  list-style: none;
}

.contribution-item li,
.requirements-list li {
  position: relative;

  padding-left: 21px;
  margin-bottom: 8px;

  color: var(--project-text);
  font-size: 13px;
  line-height: 1.65;
}

.contribution-item li::before,
.requirements-list li::before {
  content: "›";

  position: absolute;
  left: 4px;
  top: 0;

  color: var(--project-purple-light);
  font-size: 17px;
  font-weight: 700;
}

/* social media */
.project-footer-social {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: nowrap;
}

.project-footer-social a {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: #ffffff;
    border: 1px solid #ffffff;
    border-radius: 50%;
}

.project-footer-social img {
    width: 50px;
    height: 25px;
    object-fit: contain;
}

.project-footer-social a:hover {
    background: #000000;
    border-color: #ffffff;
    transform: translateY(-3px);
}

.project-footer-social a:hover img {
    filter: invert(1);
}
/* WhatsApp Floating Button */
.whatsapp-float { position: fixed; width: 58px; height: 58px; bottom: 24px; right: 24px; background: #25D366; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; text-decoration: none; box-shadow: 0 4px 14px rgba(0,0,0,.25); z-index: 9999; transition: transform .2s ease, box-shadow .2s ease; }
.whatsapp-float:hover { transform: scale(1.08); box-shadow: 0 6px 18px rgba(0,0,0,.3); }
.whatsapp-float svg { width: 30px; height: 30px; fill: currentColor; }
@media (max-width: 600px) { .whatsapp-float { width: 52px; height: 52px; bottom: 18px; right: 18px; } .whatsapp-float svg { width: 27px; height: 27px; } }