* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif;
  color: #fff;
  background: #333;
  overflow: hidden;
}

.top-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 140px;
  background: #fff;
  z-index: 1000;
  padding: 10px 20px;
}

.top-bar .logo {
  height: 120px;
  width: auto;
}

.landing-inner {
  position: absolute;
  top: 140px;
  left: 0;
  width: 100%;
  height: calc(100% - 80px);
  background: rgba(0, 0, 0, 0.6); 
  text-align: center;
  padding-top: 50px;
}

.landing {
  position: relative;
  /* background-image: url('./images/watermarked_preview.mp4'); */
  background-image: url('./images/AI-agent-in-manufacturing.jpg'); 
  /* background-image: url('./images/AI-agent-in-manufacturing2.jpg'); */ 
  /* background-image: url('./images/AI-agent-in-manufacturing3.jpg'); */ 
  /* background-image: url('./images/AI-agent-in-manufacturing4.jpg'); */ 
  /* background-image: url('./images/Data-Center-Agentic-AI.webp'); */
  /* background-image: url('./images/agenticAI_image_1.jpg'); */
  background-size: cover;
  background-position: center;
  height: 100vh;
  margin-top: 0px;
}

.landing h1 {
  font-size: 60px;
}

.landing h2 {
  font-size: 40px;    
}

.landing p {
  font-size: 20px;
}

.countdown {
  font-size: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.countdown div {
  padding: 20px;
  border: 1px #fff solid;
  border-radius: 10px;
  background: #000;
  opacity: 0.7;
  margin: 5px;
}

.countdown div:first-child {
  background: #17a2b8;
}

.countdown span {
  display: block;
  font-size: 25px;
}

.email-signup {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.email-signup input[type="email"] {
  width: 400px;
  max-width: 90%;
  padding: 15px 20px;
  font-size: 18px;
  border: 2px solid #fff;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  text-align: center;
}

.email-signup input[type="email"]::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.email-signup input[type="email"]:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.2);
  border-color: #17a2b8;
}

.email-signup button {
  padding: 15px 40px;
  font-size: 18px;
  font-weight: bold;
  background: #17a2b8;
  color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.email-signup button:hover {
  background: #138496;
}

.email-signup button:active {
  transform: scale(0.98);
}

.signup-message {
  font-size: 16px;
  color: #fff;
  margin: 0;
}

.status-message {
  font-size: 14px;
  margin: 0;
  min-height: 20px;
}

/* ------------------------------------- */
/* Tablet landscape and smaller desktops */
/* ------------------------------------- */
@media (max-width: 1024px) {
  .landing h1 {
    font-size: 50px;
  }

  .landing h2 {
    font-size: 35px;
  }

  .countdown {
    font-size: 45px;
  }

  .countdown div {
    padding: 15px;
  }

  .email-signup input[type="email"] {
    width: 450px;
  }
}

/* ------------------------------------- */
/* Tablet portrait                       */
/* ------------------------------------- */
@media (max-width: 768px) {
  .top-bar {
    height: 140px;
  }

  .top-bar .logo {
    height: 120px;
  }

  .landing-inner {
    top: 140px;
    height: calc(100% - 100px);
    padding-top: 100px;
  }

  .landing h1 {
    font-size: 45px;
  }

  .landing h2 {
    font-size: 30px;
  }

  .countdown {
    font-size: 35px;
  }

  .countdown div {
    padding: 15px;
    margin: 3px;
  }

  .countdown span {
    font-size: 20px;
  }

  .email-signup {
    margin-top: 30px;
  }

  .email-signup input[type="email"] {
    width: 80%;
    font-size: 17px;
  }

  .email-signup button {
    font-size: 17px;
    padding: 13px 35px;
  }
}

/* ------------------------------------- */
/* Mobile phones                         */
/* ------------------------------------- */
@media (max-width: 650px) {
  .top-bar {
    height: 100px;
  }

  .top-bar .logo {
    height: 80px;
  }

  .landing-inner {
    top: 100px;
    height: calc(100% - 100px);
    padding-top: 100px;
  }

  .landing h1 {
    font-size: 40px;
  }

  .landing h2 {
    font-size: 24px;
  }

  .countdown {
    font-size: 30px;
    flex-direction: column;
  }

  .countdown div {
    display: none;
  }

  .countdown div:first-child {
    display: block;
    width: 80%;
    padding: 10px;
  }

  .email-signup {
    margin-top: 25px;
  }

  .email-signup input[type="email"] {
    width: 90%;
    font-size: 16px;
    padding: 12px 15px;
  }

  .email-signup button {
    font-size: 16px;
    padding: 12px 30px;
  }

  .signup-message {
    font-size: 14px;
  }
}

/* ------------------------------------- */
/* Small mobile phones                   */
/* ------------------------------------- */
@media (max-width: 480px) {
  .landing h1 {
    font-size: 32px;
  }

  .landing h2 {
    font-size: 20px;
  }

  .countdown {
    font-size: 25px;
  }

  .email-signup input[type="email"] {
    font-size: 14px;
    padding: 10px 12px;
  }

  .email-signup button {
    font-size: 14px;
    padding: 10px 25px;
  }

  .signup-message {
    font-size: 13px;
    padding: 0 10px;
  }
}

/* ------------------------------------- */
/* Tablets 600px Height                  */
/* ------------------------------------- */
@media (max-height: 600px) {
  .top-bar {
    height: 140px;
  }

  .top-bar .logo {
    height: 120px;
  }

  .landing-inner {
    top: 140px;
    height: calc(100% - 100px);
    padding-top: 100px;
  }
  
  .landing {
    margin-top: 60px;
  }

  .landing h1 {
    font-size: 35px;
  }

  .landing h2 {
    font-size: 25px;
  }

  .countdown {
    font-size: 30px;
  }

  .countdown div {
    padding: 10px;
    margin: 3px;
  }

  .countdown span {
    font-size: 18px;
  }

  .email-signup {
    margin-top: 20px;
    gap: 10px;
  }

  .email-signup input[type="email"] {
    padding: 10px 15px;
    font-size: 16px;
  }

  .email-signup button {
    padding: 10px 25px;
    font-size: 16px;
  }

  .signup-message {
    font-size: 14px;
  }

  p {
    display: block;
  }
}

/* ------------------------------------- */
/* Tablets 500px Height                  */
/* ------------------------------------- */
@media (max-height: 500px) {
  .landing-inner {
    padding-top: 20px;
  }

  .landing h1 {
    font-size: 28px;
    margin: 10px 0;
  }

  .landing h2 {
    font-size: 20px;
    margin: 10px 0;
  }

  .countdown {
    font-size: 25px;
  }

  .countdown div {
    padding: 8px;
  }

  .countdown span {
    font-size: 14px;
  }

  .email-signup {
    margin-top: 15px;
    gap: 8px;
  }

  .email-signup input[type="email"] {
    padding: 8px 12px;
    font-size: 14px;
  }

  .email-signup button {
    padding: 8px 20px;
    font-size: 14px;
  }

  .signup-message {
    font-size: 12px;
  }
}