styles.css

:root {
  --primary-color: #3b82f6;
  --primary-hover-color: #2563eb;
  --text-color: #e5e7eb;
  --bg-color: #18181b;
  --card-bg-color: #23232a;
  --border-color: #27272a;
  --shadow-color: rgba(0, 0, 0, 0.2);
  --warning: #f87171;
  --warningBg: #4b1d1d;
  --warningBorder: #7f1d1d;
  --muted: #a1a1aa;
  --mutedDark: #6b7280;
  --secondary: #9ca3af;
  --textareaBg: #dcdcdc;
  --textareaTxt: #18181b;
  --disabled: #374151;
  --confettiRed: #fca5a5;
  --confettiGreen: #6ee7b7;
  --confettiYellow: #fde68a;
  --confettiBlue: #60a5fa;
  --confettiPurple: #a78bfa;
  --inputBg: #18181b;
  --progressBg: #1f1f23;
  --labelText: #cbd5e1;
  --errorFill: #ef4444;
}

body {
  font-family: "Inter", sans-serif;
  margin: 0;
  padding: 20px;
  background-color: var(--bg-color);
  color: var(--text-color);
  display: flex;
  justify-content: center;
  min-height: 100vh;
  box-sizing: border-box;
}

.container {
  width: 100%;
  max-width: 500px;
}

h1 {
  font-size: 1.6rem;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 20px;
  font-weight: 600;
  border: 1px solid var(--border-color);
  padding: 15px;
  border-radius: 8px;
  background: rgba(36, 37, 46, 0.7);
}

form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 20px;
}

/* Ruler for columns (size defined in limits.json) */
.ruler {
  font-family: 'Fira Mono', 'Consolas', monospace;
  font-size: 0.85rem;
  color: var(--secondary);
  text-align: left;
  overflow: hidden;
  padding: 4px 12px;
}

.ruler .ticks {
  display: inline-block;
  white-space: nowrap;
}

input[type="text"] {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  box-sizing: border-box;
  transition: border-color 0.2s ease, background 0.2s;
  background: var(--inputBg);
  color: var(--text-color);
}

textarea[name="message"] {
  width: 100%;
  max-width: 100%;
  min-width: 100%;
  max-height: 600px;
  font-family: 'Fira Mono', 'Consolas', monospace;
  font-size: 0.9rem;
  background: var(--inputBg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-sizing: border-box;
  padding: 12px 15px;
  resize: none;
  display: block;
  margin: 0 auto 10px auto;
  letter-spacing: 0;
  line-height: 1.4;
  overflow: auto;
}

input[type="text"]:focus {
  outline: none;
  border-color: var(--primary-color);
  background: var(--card-bg-color);
}

button {
  padding: 12px 20px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
  box-sizing: border-box;
}

button:hover {
  background-color: var(--primary-hover-color);
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0);
}

button:disabled {
  background-color: var(--disabled);
  cursor: not-allowed;
  transform: none;
}

h2 {
  font-size: 1.3rem;
  color: var(--text-color);
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.history-entry {
  background-color: var(--card-bg-color);
  padding: 8px 12px;
  border-radius: 6px;
  margin-bottom: 8px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.history-entry:last-child {
  margin-bottom: 0;
}

.history-content {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex-grow: 1;
}

.history-entry .ip-address {
  font-weight: 600;
  margin-right: 5px;
  color: var(--primary-color);
}

.history-entry .message-preview {
  color: var(--text-color);
}

.timestamp {
  color: var(--mutedDark);
  font-size: 0.75rem;
  margin-left: 10px;
  flex-shrink: 0;
}

/* Visual counter bars for lines and characters */
.counter-wrap {
  text-align: center;
  margin-bottom: 20px;
}

.progress {
  height: 20px;
  background: var(--progressBg);
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
  flex: 1;
  min-width: 0;
  position: relative;
}

.progress .inner-title {
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8rem;
  color: var(--secondary);
  pointer-events: none;
  white-space: nowrap;
}

.progress .inner-value {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8rem;
  color: var(--labelText);
  pointer-events: none;
  white-space: nowrap;
}

.progress .fill {
  height: 100%;
  width: 0%;
  background: var(--primary-color);
  transition: width 150ms linear, background 150ms linear;
}

.progress-row {
  display: flex;
  gap: 10px;
  align-items: center;
  width: 100%;
  margin: 0 auto 10px auto;
}

.progress-row:last-child {
  margin-bottom: 0;
}

.fill.over {
  background: var(--errorFill);
  /* red when over limit */
}

/* Confetti Overlay Styles */
.confetti-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(24, 24, 27, 0.96);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.confetti-overlay.show {
  opacity: 1;
  visibility: visible;
}

.confetti-overlay h2 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 20px;
  text-align: center;
  border-bottom: none;
  padding-bottom: 0;
}

.confetti-overlay p {
  font-size: 1.2rem;
  color: var(--text-color);
  text-align: center;
}

.confetti {
  position: absolute;
  width: 10px;
  height: 10px;
  background-color: var(--primary-color);
  border-radius: 50%;
  opacity: 0;
  animation: fadeOutAndFall var(--confetti-duration, 2s) forwards;
}

.confetti:nth-child(3n) {
  background-color: var(--confettiRed);
}

.confetti:nth-child(3n + 1) {
  background-color: var(--confettiGreen);
}

.confetti:nth-child(3n + 2) {
  background-color: var(--confettiYellow);
}

.confetti:nth-child(5n) {
  background-color: var(--confettiBlue);
  border-radius: 0;
  transform: rotate(45deg);
  width: 8px;
  height: 8px;
}

.confetti:nth-child(7n) {
  background-color: var(--confettiPurple);
  border-radius: 50%;
  width: 12px;
  height: 12px;
}

@keyframes fadeOutAndFall {
  0% {
    opacity: 1;
    transform: translateY(-50px) rotate(0deg) scale(1);
  }

  25% {
    transform: translateY(0px) rotate(180deg) scale(1.1);
  }

  50% {
    opacity: 1;
    transform: translateY(50px) rotate(360deg) scale(1);
  }

  100% {
    opacity: 0;
    transform: translateY(300px) rotate(720deg) scale(0.8);
  }
}

/* Additional utility classes */
.greeting {
  text-align: center;
  font-size: 0.95rem;
  color: var(--text-color);
  margin: 0 auto 20px;
  padding: 10px 16px;
  background: linear-gradient(135deg, var(--card-bg-color) 0%, rgba(35, 35, 42, 0.8) 100%);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-weight: 400;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  line-height: 1.5;
}

.greeting .ip-part {
  color: var(--muted);
  font-size: 0.85rem;
}

.whoami-info {
  margin-bottom: 18px;
  text-align: center;
  font-size: 0.95rem;
  color: var(--muted);
}

.warning-message {
  color: var(--warning);
  border-radius: 6px;
  padding: 8px 4px;
  font-size: 0.7rem;
  text-align: center;
}

.message-textarea {
  width: 100%;
  max-width: 100%;
  min-width: 100%;
  max-height: 600px;
  font-family: 'Fira Mono', 'Consolas', monospace;
  font-size: 0.9rem;
  white-space: pre;
  background: var(--textareaBg);
  color: var(--textareaTxt);
  padding: 12px 15px;
  resize: none;
  display: block;
  margin: 0 auto 10px auto;
  letter-spacing: 0;
  line-height: 1.35;
  overflow: auto;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-sizing: border-box;
}

.alias-wrap {
  text-align: center;
  margin-top: 8px;
  display: none;
}

.alias-input {
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background: var(--inputBg);
  color: var(--text-color);
  width: 100%;
  max-width: 320px;
  box-sizing: border-box;
}

.alias-note {
  font-size: 0.75rem;
  color: var(--muted);
  margin: 8px 0 0;
}

.button-group {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.toaster {
  position: fixed;
  left: 50%;
  top: -100px;
  transform: translateX(-50%);
  min-width: 220px;
  max-width: 90vw;
  background: var(--warningBg);
  color: #fecaca;
  border: 1.5px solid var(--warningBorder);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.18);
  padding: 14px 28px;
  font-size: 1rem;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(.4,0,.2,1), top 0.4s cubic-bezier(.4,0,.2,1);
}
.toaster.show {
  opacity: 1;
  pointer-events: auto;
  top: 24px;
}

@media (max-width: 480px) {
  body {
    padding: 15px;
  }

  .container {
    padding: 20px;
    border-radius: 8px;
  }

  h1 {
    font-size: 1.5rem;
    margin-bottom: 20px;
  }

  h2 {
    font-size: 1.1rem;
  }

  input[type="text"],
  button {
    font-size: 0.95rem;
    padding: 10px 15px;
  }

  textarea[name="message"],
  .message-textarea {
    max-height: 400px;
    min-width: 100%;
  }

  .history-entry {
    font-size: 0.75rem;
    padding: 6px 10px;
  }

  .timestamp {
    font-size: 0.7rem;
  }

  .confetti-overlay h2 {
    font-size: 2rem;
  }

  .confetti-overlay p {
    font-size: 1rem;
  }
}