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

 body {
     font-family: 'Noto Sans JP', sans-serif;
     background: linear-gradient(135deg, #0A0E21 0%, #141C36 100%);
     color: #ffffff;
     overflow-x: hidden;
     min-height: 100vh;
     display: flex;
     flex-direction: column;
 }

 .grid-bg {
     position: absolute;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
     background-image:
         linear-gradient(to right, rgba(0, 255, 255, 0.1) 1px, transparent 1px),
         linear-gradient(to bottom, rgba(0, 255, 255, 0.1) 1px, transparent 1px);
     background-size: 30px 30px;
     z-index: -1;
 }

 .container {
     width: 100%;
     max-width: 500px;
     margin: 0 auto;
     padding: 20px;
     display: flex;
     flex-direction: column;
     min-height: 100vh;
     justify-content: space-between;
 }

 .header-image {
     width: 100%;
     margin-bottom: 20px;
     border-radius: 12px;
     box-shadow: 0 4px 20px rgba(0, 255, 255, 0.2);
 }

 .content-image {
     width: 100%;
     margin-bottom: 15px;
     border-radius: 12px;
     box-shadow: 0 4px 20px rgba(0, 255, 255, 0.2);
 }

 .input-container {
     margin-bottom: 20px;
 }

 .stock-input {
     width: 100%;
     padding: 15px;
     border-radius: 10px;
     border: 2px solid #00FFFF;
     background: rgba(10, 14, 33, 0.7);
     color: white;
     font-size: 16px;
     outline: none;
     transition: all 0.3s ease;
 }

 .stock-input:focus {
     border-color: #FF00FF;
     box-shadow: 0 0 15px rgba(255, 0, 255, 0.5);
 }

 .stock-input::placeholder {
     color: rgba(255, 255, 255, 0.7);
 }

 .analyze-btn {
     width: 100%;
     padding: 16px;
     border-radius: 50px;
     background: linear-gradient(45deg, #00FFFF, #FF00FF);
     color: white;
     font-weight: bold;
     font-size: 18px;
     border: none;
     cursor: pointer;
     transition: all 0.3s ease;
     box-shadow: 0 5px 15px rgba(0, 255, 255, 0.3);
     position: relative;
     overflow: hidden;
     margin-bottom: 20px;
 }

 .analyze-btn:hover {
     transform: translateY(-3px);
     box-shadow: 0 8px 25px rgba(0, 255, 255, 0.5);
 }

 .analyze-btn:before {
     content: "";
     position: absolute;
     top: -50%;
     left: -50%;
     width: 200%;
     height: 200%;
     background: linear-gradient(45deg, rgba(255, 255, 255, 0.1), transparent, rgba(255, 255, 255, 0.1), transparent);
     transform: rotate(45deg);
     animation: shine 3s infinite;
 }

 @keyframes shine {
     0% {
         left: -100%;
     }

     20%,
     100% {
         left: 100%;
     }
 }

 .footer {
     font-size: 12px;
     color: rgba(255, 255, 255, 0.7);
     text-align: center;
     margin-top: 20px;
     padding-top: 20px;
     border-top: 1px solid rgba(0, 255, 255, 0.2);
 }

 /* Modal Styles */
 .modal {
     display: none;
     position: fixed;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
     background-color: rgba(0, 0, 0, 0.8);
     z-index: 100;
     justify-content: center;
     align-items: center;
 }

 .modal-content {
     background: linear-gradient(135deg, #141C36 0%, #0A0E21 100%);
     border-radius: 15px;
     width: 90%;
     max-width: 350px;
     padding: 20px;
     text-align: center;
     position: relative;
     box-shadow: 0 5px 30px rgba(0, 255, 255, 0.3);
     border: 1px solid rgba(0, 255, 255, 0.3);
 }

 .close {
     position: absolute;
     top: 10px;
     right: 15px;
     font-size: 20px;
     font-weight: bold;
     cursor: pointer;
     color: #00FFFF;
 }

 .progress-container {
     position: relative;
     width: 150px;
     height: 150px;
     margin: 20px auto;
 }

 .progress-ring {
     transform: rotate(-90deg);
     width: 150px;
     height: 150px;
 }

 .progress-ring__circle {
     stroke: #00FFFF;
     stroke-width: 8;
     fill: transparent;
     transition: stroke-dashoffset 0.5s linear;
 }

 .progress-bg {
     position: absolute;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
     stroke: rgba(255, 255, 255, 0.1);
     stroke-width: 8;
     fill: transparent;
 }

 .progress-text {
     position: absolute;
     top: 50%;
     left: 50%;
     transform: translate(-50%, -50%);
     font-size: 24px;
     font-weight: bold;
     color: #00FFFF;
 }

 .modal-title {
     font-size: 20px;
     margin-bottom: 10px;
     color: #00FFFF;
 }

 .modal-text {
     margin-bottom: 15px;
     line-height: 1.5;
 }

 .highlight {
     color: #FF00FF;
     font-weight: bold;
 }

 .modal-btn {
     padding: 12px 25px;
     border-radius: 50px;
     background: linear-gradient(45deg, #00FFFF, #FF00FF);
     color: white;
     font-weight: bold;
     border: none;
     cursor: pointer;
     transition: all 0.3s ease;
     margin-top: 10px;
 }

 .modal-btn:hover {
     transform: translateY(-2px);
     box-shadow: 0 5px 15px rgba(0, 255, 255, 0.3);
 }