/* General Page Styles */
*,
*::before,
*::after {
  box-sizing: border-box;
}

h1 {
  font-size: 4rem;
  color: #2d3748;
  text-align: center;
  margin-bottom: 10px;
}

h2 {
  font-size: 2.5rem;
  color: #2d3748;
  text-align: center;
  margin-bottom: 20px;
}

body {
  font-family: Arial, sans-serif;
  background-color: #e5e5ea;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 150vh;
  margin: 0;
  overflow-y: auto;
  overflow-x: hidden;
}


.main-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100vh; 
  align-items: center;
  justify-content: flex-start;
}


.left-right-container {
  display: flex;
  flex-direction: row;
  width: 80%;
  justify-content: space-between;
  gap: 40px;
}

.left-section {
  width: 50%; 
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.right-section {
  width: 50%; 
  display: flex;
  flex-direction: column;
  align-items: center;
}

#search-bar {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

#search-bar input, #search-bar button {
  height: 40px;
  font-size: 16px;
  width: 100%;
  max-width: 520px;
}

#search-bar input {
  padding: 10px;
  border-radius: 10px;
  border: 1px solid #ccc;
}

#search-bar button {
  background-color: #007aff;
  color: white;
  border: none;
  border-radius: 10px;
  cursor: pointer;
}



/* Unsent Messages */
.chat-container {
  width: 320px;
  max-width: 100%;
  background: white;
  border-radius: 20px;
  box-shadow: 0 5px 10px rgba(0,0,0,0.2);
  overflow: hidden;
}

.header {
  background: #f7f7f7;
  padding: 10px;
  text-align: center;
  font-weight: bold;
  border-bottom: 1px solid #ddd;
}

.header input {
  background: #f7f7f7;
  width: 80%;
  padding: 5px;
  border: none;
  border-radius: 5px;
  text-align: center;
  font-size: 16px;
}

.messages {
  padding: 15px;
  height: 400px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.message {
  max-width: 85%;
  padding: 10px;
  border-radius: 18px;
  margin-bottom: 10px;
  position: relative;
}

.received {
  background: #e5e5ea;
  align-self: flex-start;
}

.sent {
  background: #007aff;
  color: white;
  align-self: flex-end;
}

.typing {
  align-self: flex-start;
  background: #e5e5ea;
  border-radius: 18px;
  padding: 7px 12px;
  min-height: 32px;
  min-width: 58px;
  margin-bottom: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.typing span {
  width: 6px;
  height: 6px;
  background: #8e8e93;
  border-radius: 50%;
  display: inline-block;
  animation: blink 1.5s infinite;
}

.typing span:nth-child(2) {
  animation-delay: 0.2s;
}

.typing span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes blink {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

.input-container {
  padding: 10px;
  background: #fff;
  display: flex;
  align-items: center;
  border-top: 1px solid #ddd;
}

.input-container input {
  flex: 1;
  padding: 8px;
  border: none;
  border-radius: 15px;
  background: #f1f1f1;
  margin-right: 10px;
  outline: none;
}

.input-container button {
  background: #007aff;
  color: white;
  padding: 8px 15px;
  border: none;
  border-radius: 15px;
  cursor: pointer;
}


/*DISPLAYING Sent MESSAGES*/
#unsent-container {
  display: flex;
  flex-wrap: wrap;
  gap: 20px; /* Spacing between cards */
  justify-content: center; /* Center the cards */
}

#unsent-messages {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 20px;
  width: 100%;  
}

.no-results {
  flex: 0 0 100%;
  text-align: center;
  color: #2d3748;
  margin: 10px 0 0;
}

/* Each iPhone-style chat screen */
.iphone-chat {
  width: 320px;
  max-width: 100%;
  background: white;
  border-radius: 20px;
  box-shadow: 0 5px 10px rgba(0,0,0,0.2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 10px;
  border: 1px solid #ddd;
  margin-bottom: 20px; /* Space between each message */
}

/* Chat Header (Recipient Name) */
.chat-header {
  width: 100%;
  background: white;
  padding: 10px;
  text-align: center;
  font-weight: bold;
  font-size: 16px;
  color: #2d3748;
  border-bottom: 1px solid #ddd;
}

/* Message Bubble Container */
.chat-body {
  width: 100%;
  padding: 15px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  min-height: 100px;
  background: white;
}

/* Message Bubble */
.message-box {
  background: #007AFF; /* iPhone Blue */
  color: white;
  border-radius: 18px;
  padding: 10px 15px;
  max-width: 75%;
  word-wrap: break-word;
  font-size: 16px;
  text-align: left;
  position: relative;
  display: inline-block;
  margin-right: 15px; 
}


/* Footer */
footer {
  width: 100%;
  background: #333;
  color: white;
  text-align: center;
  padding: 15px;
  position: relative;
  bottom: 0;
}

/* Responsive layout */
@media only screen and (max-width: 1024px) {
  .left-right-container {
    width: 90%;
    gap: 24px;
  }

  h1 {
    font-size: 3.25rem;
  }

  h2 {
    font-size: 2rem;
  }
}

@media only screen and (max-width: 768px) {
  body {
    align-items: flex-start;
    padding: 16px;
    min-height: 100vh;
  }

  .main-container {
    height: auto;
    min-height: 100vh;
  }

  .left-right-container {
    width: 100%;
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }

  .left-section,
  .right-section {
    width: 100%;
  }

  .chat-container,
  .iphone-chat {
    max-width: 420px;
  }

  .messages {
    height: 50vh;
    max-height: 400px;
  }

  h1 {
    font-size: 2.75rem;
  }

  h2 {
    font-size: 1.6rem;
  }
}

@media only screen and (max-width: 480px) {
  body {
    padding: 12px;
  }

  .chat-container,
  .iphone-chat {
    max-width: 100%;
    border-radius: 16px;
  }

  .message-box {
    max-width: 85%;
  }

  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.35rem;
  }
}