:root {
  --bg: #000000;
  --fg: #00ff66;
  --fg-dim: #00aa44;
  --fg-bright: #7dffb0;
  --accent: #00ff66;
}

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

html, body {
  height: 100%;
  overflow: hidden;
  overscroll-behavior: none;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: Consolas, "Courier New", monospace;
  font-size: 14px;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  /* モバイルのブラウザUI分を含めないよう dvh を使う（雪猫さんの対処法） */
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

#header {
  flex: 0 0 auto;
  padding: 10px 16px;
  border-bottom: 1px solid var(--fg-dim);
  letter-spacing: 2px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

#header .logo {
  color: var(--fg-bright);
  font-weight: bold;
  text-transform: lowercase;
}

.cursor {
  animation: blink 1s steps(1) infinite;
  color: var(--fg);
}

#user {
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0;
  margin-left: auto;
  font-size: 13px;
  flex-wrap: wrap;
}

#user .uname {
  color: var(--fg-bright);
}
#user .uname::before {
  content: "@ ";
  color: var(--fg-dim);
}

#user .consent-text {
  color: var(--fg-dim);
}

#user .consent-ok {
  color: var(--fg);
}

/* ✅（承諾済み）はボタンだが枠を出さず絵文字だけ見せる */
button.consent-ok {
  border: none;
  background: transparent;
  padding: 0;
  font-size: 14px;
  line-height: 1;
}
button.consent-ok:hover {
  background: transparent;
  filter: brightness(1.3);
}

#consent-btn {
  padding: 2px 8px;
}

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

#app {
  flex: 1 1 auto;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ---- login ---- */
#login {
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 560px;
}

#login .prompt {
  color: var(--fg-bright);
  margin-bottom: 8px;
}

.login-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

input, button {
  font-family: inherit;
  font-size: inherit;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--fg-dim);
  padding: 6px 10px;
  outline: none;
}

input {
  flex: 1 1 auto;
  min-width: 0;
}

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

button {
  cursor: pointer;
  white-space: nowrap;
}

button:hover {
  background: var(--fg);
  color: var(--bg);
}

input:focus {
  border-color: var(--fg);
}

.msg {
  color: var(--fg-dim);
  min-height: 1.5em;
  white-space: pre-wrap;
}

/* ---- timeline ---- */
#timeline {
  flex: 1 1 auto;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 12px 16px;
  scroll-behavior: smooth;
}

.post {
  white-space: pre-wrap;
  word-break: break-word;
  padding: 2px 0;
}

.post .name {
  color: var(--fg-bright);
  font-weight: bold;
}

.post .sep {
  color: var(--fg-dim);
}

.post .body {
  color: var(--fg);
}

/* ---- status bar ---- */
#status {
  flex: 0 0 auto;
  padding: 4px 16px;
  border-top: 1px solid var(--fg-dim);
  color: var(--fg-dim);
  font-size: 12px;
}

/* ---- composer (kind:1 post) ---- */
#composer {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-top: 1px solid var(--fg-dim);
}

#composer .composer-prompt {
  color: var(--fg-dim);
}

#composer-input {
  flex: 1 1 auto;
  min-width: 0;
}

.hidden {
  display: none !important;
}

/* scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: var(--fg-dim);
}