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

body {
    background-color: #050505; 
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(57, 131, 216, 0.253) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 60, 255, 0.226) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(13, 17, 23, 1) 0%, transparent 100%);
    color: #ffffff;
    font-family: 'Lexend', sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

/* 2. Contenedores Principales */
#main-wrapper {
    flex: 1; 
    display: flex;
    flex-direction: column;
    align-items: center; 
    justify-content: center;
    width: 100%;
    padding: 20px;
}

.main-title {
    font-weight: 900;
    font-size: 3rem;
    margin-bottom: 30px;
    color: #3f8ff8;
    text-transform: uppercase;
    text-shadow: 6px 2px 0px rgb(16, 55, 161);
}

#container {
    background-color: #161b22;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    gap: 50px;
    max-width: 1000px;
    width: 95%;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

#container > img {
    flex: 1;
    max-width: 350px;
    height: auto;
    filter: drop-shadow(0 0 10px rgba(88, 166, 255, 0.2));
}

#coin-container {
    flex: 1.2;
    display: flex;
    flex-direction: column;
}

/* 3. Formulario e Inputs */
#coin-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.coin-input-container {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

label {
    font-size: 0.85rem;
    color: #8b949e;
}

.coin-input, .coinInput {
    background-color: #0d1117;
    border: 1px solid #30363d;
    color: white;
    padding: 12px;
    border-radius: 10px;
    outline: none;
    transition: 0.3s;
    width: 100%;
}

.coin-input:focus, .coinInput:focus {
    border-color: #58a6ff;
    box-shadow: 0 0 8px rgba(88, 166, 255, 0.3);
}

#form-btn {
    background: linear-gradient(135deg, #0453c9 0%, #0d2385 100%);
    color: white;
    border: none;
    padding: 15px;
    border-radius: 10px;
    font-weight: bold;
    cursor: pointer;
    margin-top: 10px;
    transition: 0.3s ease;
}

#form-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(17, 69, 212, 0.4);
}

/* 4. Información de Resultados (Animación) */
#coin-info {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transform: translateY(-20px) scale(0.98); 
    margin-top: 0;
    padding: 0 20px;
    transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    background: rgba(255, 255, 255, 0.02);
    border-left: 3px solid #1660c8;
    border-radius: 12px;
}

#coin-info.show {
    max-height: 500px; 
    opacity: 1;
    transform: translateY(0) scale(1);
    margin-top: 30px;
    padding: 20px;
}

.info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 0.95rem;
    color: #c9d1d9;
}

.price {
    color: #58a6ff;
    font-weight: 700;
}

/* 5. Loader */
.loader-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding: 30px 0;
}

.loader {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    position: relative;
    animation: rotate 1s linear infinite;
}

.loader::before, .loader::after {
    content: "";
    box-sizing: border-box;
    position: absolute;
    inset: 0px;
    border-radius: 50%;
    border: 5px solid rgba(255, 255, 255, 0.1);
    animation: prixClipFix 2s linear infinite;
}

.loader::after {
    border-color: #0051ff;
    animation: prixClipFix 2s linear infinite, rotate 0.5s linear infinite reverse;
    inset: 6px;
}

/* 6. Footer del Autor */
footer {
    width: 100%;
    padding: 30px 0;
    text-align: center;
    background: transparent;
}

footer p {
    font-size: 0.9rem;
    color: #8b949e;
    letter-spacing: 1px;
}

.author-name {
    color: #3f8ff8;
    font-weight: 700;
    text-transform: uppercase;
    position: relative;
    display: inline-block;
    margin-left: 5px;
}

.author-name::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: -2px;
    left: 0;
    background: linear-gradient(90deg, transparent, #3f8ff8, transparent);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.author-name:hover::after {
    transform: scaleX(1);
}

/* 7. Animaciones Keyframes */
@keyframes rotate {
    0% { transform: rotate(0deg) }
    100% { transform: rotate(360deg) }
}

@keyframes prixClipFix {
    0%   {clip-path:polygon(50% 50%,0 0,0 0,0 0,0 0,0 0)}
    25%  {clip-path:polygon(50% 50%,0 0,100% 0,100% 0,100% 0,100% 0)}
    50%  {clip-path:polygon(50% 50%,0 0,100% 0,100% 100%,100% 100%,100% 100%)}
    75%  {clip-path:polygon(50% 50%,0 0,100% 0,100% 100%,0 100%,0 100%)}
    100% {clip-path:polygon(50% 50%,0 0,100% 0,100% 100%,0 100%,0 0)}
}

/* 8. Media Queries */
@media (max-width: 850px) {
    #container > img {
        display: none;
    }
    #container {
        flex-direction: column;
        padding: 30px;
        max-width: 500px;
        margin: 0 auto;
    }
    .main-title {
        font-size: 2.2rem;
        text-align: center;
    }
}