:root[data-theme="dark"] {
  --bg: #0c0b0a;
  --text: #f0ece6;
  --dim: #1a1917;
  --toggle-bg: #2a2826;
  --toggle-knob: #dedad4;
  --input-border: #2a2826;
}

:root[data-theme="light"] {
  --bg: #f5f4f0;
  --text: #0b0b0a;
  --dim: #e0ddd7;
  --toggle-bg: #dedad4;
  --toggle-knob: #111110;
  --input-border: #c0bdb8;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 300;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  transition: background 0.6s, color 0.6s;
}

#bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page {
  position: relative;
  z-index: 1;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 48px;
}

header {
  padding: 36px 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.logo {
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text);
  opacity: 0.72;
}

nav {
  display: flex;
  gap: 40px;
}

nav a {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text);
  opacity: 0.55;
  text-decoration: none;
  transition: opacity 0.2s;
}

nav a:hover,
nav a.active {
  opacity: 0.8;
}

.header-right {
  display: flex;
  justify-content: flex-end;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.toggle-label {
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text);
  opacity: 0.5;
  user-select: none;
}

.toggle-track {
  width: 36px;
  height: 18px;
  background: var(--toggle-bg);
  border-radius: 9px;
  position: relative;
  border: 1px solid var(--dim);
}

.toggle-knob {
  width: 12px;
  height: 12px;
  background: var(--toggle-knob);
  border-radius: 50%;
  position: absolute;
  top: 2px;
  left: 2px;
  transition: transform 0.3s;
}

[data-theme="light"] .toggle-knob {
  transform: translateX(18px);
}

.manifesto {
  padding: 72px 0 120px;
}

.manifesto-kicker {
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: 18px;
}

.manifesto-title {
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.15;
  max-width: 22ch;
  margin-bottom: 28px;
  opacity: 0.92;
}

.manifesto-body {
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.75;
  opacity: 0.88;
}

.manifesto-pre {
  white-space: pre-line;
}

.empty {
  padding: 140px 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.empty-label {
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text);
  opacity: 0.5;
}

.empty-title {
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 200;
  line-height: 1;
  letter-spacing: -0.025em;
  color: var(--text);
  opacity: 0.36;
}

.empty-note {
  font-size: 12px;
  font-style: italic;
  color: var(--text);
  opacity: 0.5;
  margin-top: 8px;
}

body.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
}

.box {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 320px;
  padding: 0 24px;
}

.title {
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text);
  opacity: 0.7;
  margin-bottom: 48px;
  display: block;
}

.tabs {
  display: flex;
  gap: 32px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--dim);
  padding-bottom: 16px;
}

.tab {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text);
  opacity: 0.55;
  cursor: pointer;
  transition: opacity 0.2s;
  user-select: none;
}

.tab.active {
  opacity: 0.8;
}

.field {
  margin-bottom: 24px;
}

.field input {
  width: 100%;
  background: none;
  border: none;
  border-bottom: 1px solid var(--input-border);
  outline: none;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  font-weight: 300;
  color: var(--text);
  padding: 10px 0;
  transition: border-color 0.2s, color 0.6s;
}

.field input::placeholder {
  color: var(--text);
  opacity: 0.5;
}

.field input:focus {
  border-bottom-color: var(--text);
}

.submit {
  margin-top: 40px;
  width: 100%;
  background: none;
  border: none;
  border-bottom: 1px solid var(--text);
  cursor: pointer;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text);
  opacity: 0.6;
  padding: 12px 0;
  text-align: left;
  transition: opacity 0.2s;
}

.submit:hover {
  opacity: 1;
}

.msg {
  margin-top: 20px;
  font-size: 11px;
  font-style: italic;
  color: var(--text);
  opacity: 0.6;
  min-height: 16px;
}

body.auth-page .toggle {
  position: fixed;
  top: 36px;
  right: 48px;
  z-index: 10;
}

@media (max-width: 640px) {
  .page {
    padding: 0 24px;
  }

  nav {
    display: none;
  }

  header {
    grid-template-columns: 1fr 1fr;
  }

  .manifesto {
    padding: 56px 0 96px;
  }
}