/* ==========================================================================
   GLOBAL RESET & BASICS
   ========================================================================== */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background-color: #021e55;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* ==========================================================================
   LAYOUT GRID CONTAINER (Preserves Original 1fr / 2fr Structure)
   ========================================================================== */
.grid-container {
  display: grid;
  grid-template-columns: 1fr 2fr; /* 1fr Sign-In Portal (Left) | 2fr Welcome & Chat Room (Right) */
  min-height: 100vh;
  margin: 0;
}

/* Responsive adjustment for phone displays and small mobile device screens */
@media (max-width: 900px) {
  .grid-container {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }
}

/* ==========================================================================
   LEFT PANEL - SIGN IN / AUTH PORTAL (Matches Original Properties)
   ========================================================================== */
#signin-part {
  background-color: #00b7ff;
  color: black;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

#auth-container {
  width: 100%;
  max-width: 360px;
  background: rgba(255, 255, 255, 0.15);
  padding: 25px 10px;
  border-radius: 16px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

#Access-Vault {
  margin: 10px;
  display: flex;
  justify-self: center;
  font-family: Inter, sans-serif;
  text-decoration: underline;
  font-size: 1.8rem;
}

.input-group {
  padding: 20px;
  width: 100%;
}

.input-group input {
  width: 100%;
  padding: 21px;
  border-radius: 10%;
  border: none; /* Fixed: Swapped out broken 0cap layout value */
  background: linear-gradient(
    90deg,
    rgb(0, 117, 121) 9%,
    rgba(0, 212, 255, 1) 100%
  );
  box-shadow: -10px 10px 20px rgba(0, 0, 0, 0.3);
  color: white;
  outline: none;
  font-size: 15px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.input-group input::placeholder {
  color: rgba(255, 255, 255, 0.8);
}

.input-group input:focus {
  transform: scale(1.02);
  box-shadow: -10px 10px 25px rgba(0, 117, 121, 0.5);
}

/* Authentication Toggle Switching Link Layout */
#auth-toggle-link {
  transition: color 0.2s ease;
}

#auth-toggle-link:hover {
  color: white !important;
  text-shadow: 0 0 4px rgba(255, 255, 255, 0.4);
}

/* ==========================================================================
   BUTTONS PORTAL CONTROLS (Merged with Original Gradients)
   ========================================================================== */
.auth-buttons {
  width: 100%;
  padding: 0 20px;
  margin-top: 5px;
}

#btn-auth-action {
  width: 100%;
  padding: 15px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: bold;
  color: #021e55;
  cursor: pointer;
  box-shadow: 0px 4px 15px rgba(0, 0, 0, 0.2);
  background: #22C1C3;
  background: linear-gradient(0deg, rgba(34, 193, 195, 1) 0%, rgba(253, 187, 45, 1) 100%);
  transition: transform 0.1s ease;
}

#btn-auth-action:active {
  transform: scale(0.97);
}

#btn-auth-action:disabled,
#btn-send-message:disabled,
#btn-logout:disabled {
  cursor: wait;
  opacity: 0.65;
}

.form-status {
  min-height: 1.5em;
  margin: 16px 20px 0;
  font-size: 0.9rem;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

#btn-auth-action:focus-visible,
#btn-send-message:focus-visible,
#btn-logout:focus-visible {
  outline: 3px solid #021e55;
  outline-offset: 3px;
}

/* Active User Dashboard Panels */
#dashboard-container {
  width: 100%;
  max-width: 340px;
  text-align: center;
  background: rgba(255, 255, 255, 0.2);
  padding: 20px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.user-badge {
  font-weight: bold;
  margin-bottom: 20px;
  color: #021e55;
}

#btn-logout {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 6px;
  color: white;
  font-weight: bold;
  font-size: 14px;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  background: #3F5EFB;
  background: radial-gradient(circle, rgba(63, 94, 251, 1) 0%, rgba(252, 70, 107, 1) 100%);
  transition: opacity 0.2s ease;
}

#btn-logout:hover {
  opacity: 0.9;
}

/* ==========================================================================
   RIGHT PANEL - WELCOME & VAULT LOG VIEW (Matches Original Properties)
   ========================================================================== */
#welcome-part {
  background-color: #021e55;
  color: white;
  padding: 10px;
  margin: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
}

#welcome-to-zolobachat {
  margin: 10px;
  display: flex;
  justify-self: center;
  font-family: Inter, sans-serif;
  text-decoration: underline;
  font-size: 2.5rem;
  text-align: center;
}

#apps-notice {
  color: #0996b9;
  font-size: 1.1rem;
  line-height: 1.5;
  max-width: 700px;
  text-align: center;
  margin-bottom: 20px;
}

/* ==========================================================================
   REAL-TIME SECURE VAULT CHAT INTERFACE WINDOWS
   ========================================================================== */
#chat-frame-area {
  width: 100%;
  max-width: 800px;
  margin-top: 10px;
  padding: 0 10px;
}

.chat-wrapper {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px;
  border-radius: 16px;
  backdrop-filter: blur(8px);
}

#chat-messages-box {
  width: 100%;
  background: #3F5EFB;
  background: radial-gradient(circle, rgba(63, 94, 251, 1) 0%, rgba(65, 130, 251, 1) 27%, rgba(65, 135, 251, 1) 31%, rgba(70, 228, 252, 1) 81%);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  border-radius: 12px;
  box-shadow: inset 0 4px 10px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: white;
}

/* Individual Cryptographic Message Bubbles */
.chat-bubble {
  background-color: rgba(255, 255, 255, 0.18);
  padding: 10px 14px;
  border-radius: 14px;
  border-bottom-left-radius: 2px;
  max-width: 85%;
  width: fit-content;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(5px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  animation: bubblePopUp 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.chat-bubble strong {
  color: #fdbb2d;
  margin-right: 8px;
  font-size: 14px;
}

.chat-bubble span {
  font-size: 15px;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.chat-notice {
  margin: 0;
  padding: 10px;
  opacity: 0.8;
}

/* Transmission Form panel actions */
#chat-send-form input {
  padding: 14px 18px !important;
  border-radius: 8px !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  background: #021e55 !important;
  color: white !important;
  font-size: 15px;
  outline: none;
}

#chat-send-form input:focus {
  border-color: #00b7ff !important;
  box-shadow: 0 0 8px rgba(0, 183, 255, 0.5);
}

#btn-send-message {
  padding: 0 24px !important;
  border-radius: 8px !important;
  border: none !important;
  background: #22C1C3 !important;
  background: linear-gradient(0deg, rgba(34, 193, 195, 1) 0%, rgba(253, 187, 45, 1) 100%) !important;
  color: #021e55 !important;
  font-weight: bold !important;
  font-size: 15px;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  transition: all 0.1s ease;
}

#btn-send-message:hover {
  opacity: 0.95;
  transform: translateY(-1px);
}

#btn-send-message:active {
  transform: translateY(0);
}

/* ==========================================================================
   ANIMATION TIMELINES
   ========================================================================== */
@keyframes bubblePopUp {
  from {
    opacity: 0;
    transform: scale(0.93) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}