* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #fff;
  --text: #111;
  --border: #ddd;
  --placeholder: #ccc;
  --button: #999;
  --footer: #ccc;
}

[data-theme="dark"] {
  --bg: #111;
  --text: #fff;
  --border: #444;
  --placeholder: #666;
  --button: #999;
  --footer: #666;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  transition: background 0.3s, color 0.3s;
}

.hamburger {
  position: fixed;
  top: 2rem;
  right: 2rem;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 20px;
  z-index: 1001;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  transition: all 0.3s;
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

.menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: var(--bg);
  border-left: 1px solid var(--border);
  transition: right 0.3s ease;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  padding: 6rem 2rem 2rem;
  gap: 2rem;
}

.menu.active {
  right: 0;
}

.menu a {
  color: var(--text);
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  transition: opacity 0.2s;
}

.menu a:hover {
  opacity: 0.6;
}

.theme-toggle-menu {
  background: transparent;
  border: none;
  color: var(--text);
  text-align: left;
  font-size: 1.2rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  cursor: pointer;
  padding: 0;
  font-family: inherit;
  transition: opacity 0.2s;
}

.theme-toggle-menu:hover {
  opacity: 0.6;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  z-index: 999;
}

.overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}

.lockup {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo {
  height: 3.2rem;
  mix-blend-mode: multiply;
  margin-top: -0.35rem;
}

.home-logo {
  height: 4rem;
  margin-top: -0.75rem;
}

[data-theme="dark"] .logo {
  mix-blend-mode: screen;
  filter: invert(1);
}

h1 {
  font-size: 2.5rem;
  font-weight: 300;
  letter-spacing: 0.04em;
}

form {
  display: flex;
  border-bottom: 1px solid var(--border);
  max-width: 260px;
}

input {
  flex: 1;
  padding: 0.5rem 0;
  border: none;
  outline: none;
  background: transparent;
  font-size: 16px;
  color: var(--text);
}

input::placeholder { color: var(--placeholder); }

form button {
  padding: 0.5rem 0 0.5rem 1rem;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--button);
}

form button:hover { color: var(--text); }

.success {
  display: none;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--button);
}

.error {
  display: none;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #d44;
}

.form-note {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--footer);
  margin-top: -1.5rem;
}

footer {
  position: fixed;
  bottom: 2rem;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--footer);
}

/* Contact page specific */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-width: 400px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font-size: 16px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

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

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form button {
  align-self: flex-end;
  padding: 0.75rem 2rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.contact-form button:hover {
  background: var(--text);
  color: var(--bg);
}

.content {
  max-width: 500px;
  text-align: center;
}

.content p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.content a {
  color: var(--text);
  text-decoration: underline;
  transition: opacity 0.2s;
}

.content a:hover {
  opacity: 0.6;
}