:root {
    --color-primario: #ce8618;
    --color-secundario: #1b7575;
    --color-fondo: #f8f9fa;
    --color-texto: #333;
    --color-blanco: #ffffff;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, var(--color-fondo) 0%, #e0e0e0 100%);
}

.container {
    width: 100%;
    max-width: 400px;
    margin: 20px;
    perspective: 1000px;
}

.logo-box {
    text-align: center;
    margin-bottom: 20px;
}

.logo-img {
    width: 150px;
    height: auto;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.login-box {
    background: var(--color-blanco);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1),
                0 5px 10px rgba(0, 0, 0, 0.05);
    transform-style: preserve-3d;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.login-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15),
                0 8px 15px rgba(0, 0, 0, 0.08);
}

.login-box h2 {
    color: var(--color-texto);
    font-size: 24px;
    margin-bottom: 30px;
    font-weight: 600;
}

.login-box input {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 20px;
    border: 2px solid #eee;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

.login-box input:focus {
    border-color: var(--color-primario);
    outline: none;
}

.login-box button {
    width: 100%;
    padding: 14px;
    background: var(--color-primario);
    color: var(--color-blanco);
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

.login-box button:hover {
    background: var(--color-secundario);
    transform: translateY(-2px);
}

.register-link {
    display: inline-block;
    margin-top: 20px;
    padding: 8px 20px;
    color: var(--color-primario);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border: 2px solid var(--color-primario);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.register-link:hover {
    background: var(--color-primario);
    color: var(--color-blanco);
    transform: translateY(-2px);
}

.error {
    color: #e74c3c;
    background: #fde8e7;
    padding: 10px;
    border-radius: 6px;
    margin: 15px 0;
    font-size: 14px;
}