:root {
  --ink: #f2f2f2;
  --paper: #0a0a0a;
  --panel: #0a0a0a;
  --line: #2a2a2a;
  --muted: #8a8a8a;
  --sidebar-w: 260px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

img { max-width: 100%; display: block; }

/* ---------- Sidebar ---------- */

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-w);
  background: var(--panel);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  padding: 40px 32px;
  overflow-y: auto;
  z-index: 60;
}

.sidebar .brand a.name {
  display: block;
  font-size: 15px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ink);
}

.sidebar .brand .role {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 6px;
}

.sidebar nav.primary-nav {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 40px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.sidebar nav.primary-nav a { color: var(--ink); }
.sidebar nav.primary-nav a.active { color: #fff; border-bottom: 1px solid #fff; padding-bottom: 2px; width: fit-content; }
.sidebar nav.primary-nav a:hover { color: #fff; }

.sidebar .section-label {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 36px 0 14px;
}

.sidebar ul.project-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar ul.project-list li a {
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
}

.sidebar ul.project-list li a.active { color: #fff; }
.sidebar ul.project-list li a:hover { color: #fff; }

.sidebar-close,
.sidebar-toggle {
  display: none;
}

/* ---------- Layout offset for sidebar ---------- */

main { margin-left: var(--sidebar-w); max-width: 1400px; padding: 8px 8px 60px; }
footer { margin-left: var(--sidebar-w); }

/* Mobile: sidebar becomes a slide-in overlay */
@media (max-width: 900px) {
  .sidebar {
    left: -100%;
    width: 82%;
    max-width: 340px;
    transition: left 0.3s ease;
  }
  .sidebar.open { left: 0; }

  .sidebar-close {
    display: block;
    align-self: flex-end;
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    background: none;
    border: 1px solid var(--ink);
    color: var(--ink);
    padding: 8px 16px;
    cursor: pointer;
    margin-bottom: 20px;
  }

  .sidebar-toggle {
    display: block;
    position: fixed;
    top: 18px;
    left: 18px;
    z-index: 70;
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    background: var(--panel);
    border: 1px solid var(--line);
    color: var(--ink);
    padding: 10px 16px;
    cursor: pointer;
  }

  main, footer { margin-left: 0; padding-top: 70px; }
}

/* ---------- Home / gallery grid ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  max-width: 1100px;
  margin: 0 auto;
}

.grid a { display: block; overflow: hidden; background: #161616; }

.grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  transition: transform 0.5s ease;
}

.grid a:hover img { transform: scale(1.03); }

@media (max-width: 600px) {
  .grid { grid-template-columns: 1fr; }
}

/* ---------- Project / gallery page ---------- */

.project-title {
  padding: 30px 12px 6px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
}

.gallery-stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 8px;
  max-width: 1100px;
  margin: 0 auto;
}

.gallery-stack img { width: 100%; height: auto; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(var(--cols, 2), 1fr);
  gap: 8px;
  padding: 8px;
  max-width: 1100px;
  margin: 0 auto;
}

.gallery-grid img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 700px) {
  .gallery-grid { grid-template-columns: 1fr; }
}

/* ---------- Contact page ---------- */

.contact-wrap {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 24px;
}

.contact-wrap h1 {
  font-size: 14px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 32px;
}

.contact-form {
  width: 100%;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.contact-form .field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-form label {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-family: inherit;
  font-size: 15px;
  padding: 8px 0;
  outline: none;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-bottom-color: var(--ink);
}

.contact-form .submit-btn {
  align-self: flex-start;
  margin-top: 10px;
  background: none;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 12px 28px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.contact-form .submit-btn:hover {
  background: var(--ink);
  color: var(--paper);
}

.form-status {
  font-size: 12px;
  color: var(--muted);
  min-height: 16px;
  margin: 0;
}

/* ---------- Footer ---------- */

footer {
  padding: 30px 20px 50px;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}